:root{--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", Consolas, Monaco, monospace;--bg-main: #0b0f19;--bg-surface: #111827;--bg-surface-elevated: #1f2937;--bg-surface-glass: rgba(17, 24, 39, .75);--bg-card: rgba(31, 41, 55, .6);--bg-card-hover: rgba(55, 65, 81, .5);--border-subtle: rgba(255, 255, 255, .08);--border-medium: rgba(255, 255, 255, .15);--border-focus: #6366f1;--text-main: #f9fafb;--text-muted: #9ca3af;--text-dim: #6b7280;--primary: #6366f1;--primary-hover: #4f46e5;--primary-glow: rgba(99, 102, 241, .25);--primary-light: #818cf8;--primary-soft: rgba(99, 102, 241, .14);--accent-teal: #10b981;--accent-teal-glow: rgba(16, 185, 129, .2);--accent-amber: #f59e0b;--accent-rose: #f43f5e;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .2);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .3), 0 2px 4px -1px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, .4), 0 4px 6px -2px rgba(0, 0, 0, .25);--shadow-glow: 0 0 25px rgba(99, 102, 241, .15);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1)}[data-theme=light]{--bg-main: #f8fafc;--bg-surface: #ffffff;--bg-surface-elevated: #f1f5f9;--bg-surface-glass: rgba(255, 255, 255, .88);--bg-card: #ffffff;--bg-card-hover: #f1f5f9;--border-subtle: rgba(15, 23, 42, .09);--border-medium: rgba(15, 23, 42, .18);--border-focus: #4f46e5;--text-main: #0f172a;--text-muted: #475569;--text-dim: #94a3b8;--primary: #4f46e5;--primary-hover: #4338ca;--primary-glow: rgba(79, 70, 229, .18);--primary-light: #6366f1;--primary-soft: rgba(79, 70, 229, .12);--accent-teal: #059669;--accent-teal-glow: rgba(5, 150, 105, .15);--accent-amber: #d97706;--accent-rose: #e11d48;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .08), 0 2px 4px -1px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-glow: 0 0 20px rgba(79, 70, 229, .12)}[data-theme=obsidian]{--bg-main: #020408;--bg-surface: #070d18;--bg-surface-elevated: #0f172a;--bg-surface-glass: rgba(7, 13, 24, .88);--bg-card: rgba(15, 23, 42, .6);--bg-card-hover: rgba(30, 41, 59, .6);--border-subtle: rgba(56, 189, 248, .14);--border-medium: rgba(56, 189, 248, .28);--border-focus: #06b6d4;--text-main: #f8fafc;--text-muted: #94a3b8;--text-dim: #64748b;--primary: #0ea5e9;--primary-hover: #0284c7;--primary-glow: rgba(14, 165, 233, .3);--primary-light: #38bdf8;--primary-soft: rgba(14, 165, 233, .16);--accent-teal: #10b981;--accent-teal-glow: rgba(16, 185, 129, .25);--accent-amber: #f59e0b;--accent-rose: #f43f5e;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .5);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .6);--shadow-lg: 0 10px 30px -3px rgba(0, 0, 0, .8);--shadow-glow: 0 0 25px rgba(14, 165, 233, .2)}body{font-family:var(--font-sans);background-color:var(--bg-main);color:var(--text-main);line-height:1.5;min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;overflow-x:hidden}:root,[data-theme=light]{--font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", ui-monospace, Consolas, monospace;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--color-bg: #FAFAF9;--color-surface: #FFFFFF;--color-surface-subtle: #F5F5F4;--color-text: #18181B;--color-text-secondary: #52525B;--color-text-muted: #71717A;--color-border: #E4E4E7;--color-border-strong: #D4D4D8;--color-primary: #0D9488;--color-primary-hover: #0F766E;--color-accent: #FF5A36;--color-accent-hover: #E94D2B;--color-success: #16A34A;--color-warning: #CA8A04;--color-danger: #DC2626;--color-info: #0284C7;--bg-main: var(--color-bg);--bg-surface: var(--color-surface);--bg-surface-elevated: var(--color-surface-subtle);--bg-card: var(--color-surface);--bg-card-hover: var(--color-surface-subtle);--border-subtle: var(--color-border);--border-medium: var(--color-border-strong);--border-focus: var(--color-primary);--text-main: var(--color-text);--text-muted: var(--color-text-secondary);--text-dim: var(--color-text-muted);--primary: var(--color-primary);--primary-hover: var(--color-primary-hover);--primary-soft: rgba(13, 148, 136, .12);--primary-light: #14B8A6;--accent: var(--color-accent);--accent-hover: var(--color-accent-hover);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 18px;--radius-full: 9999px;--semantic-success: var(--color-success);--semantic-success-soft: #f0fdf4;--semantic-warning: var(--color-warning);--semantic-warning-soft: #fefce8;--semantic-danger: var(--color-danger);--semantic-danger-soft: #fef2f2;--semantic-info: var(--color-info);--shadow-sm: 0 1px 2px 0 rgba(24, 24, 27, .04);--shadow-md: 0 4px 6px -1px rgba(24, 24, 27, .06);--shadow-lg: 0 10px 15px -3px rgba(24, 24, 27, .08);--shadow-glow: none;--primary-glow: none;--accent-teal-glow: none;--transition-fast: .12s cubic-bezier(.4, 0, .2, 1);--transition-base: .18s cubic-bezier(.4, 0, .2, 1);--transition-slow: .25s cubic-bezier(.4, 0, .2, 1)}.app-header{position:sticky;top:0;z-index:50;background:linear-gradient(135deg,#0d9488,#0f766e);border-bottom:1px solid rgba(255,255,255,.22);padding:0 1.5rem;height:64px;display:flex;align-items:center;box-shadow:0 4px 20px -2px #0d948847}.header-container{max-width:1440px;width:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem}.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;cursor:pointer;user-select:none;transition:opacity var(--transition-fast)}.brand:hover{opacity:.85}.brand-logo-icon{width:28px;height:28px;border-radius:7px;flex-shrink:0;display:block}.brand-logo-text{font-size:1.45rem;font-weight:800;letter-spacing:-.04em;color:#fff;font-family:var(--font-sans);line-height:1;display:inline-flex;align-items:baseline}.brand-logo-dot{color:var(--color-accent);font-weight:900}.privacy-badge{display:inline-flex;align-items:center;gap:.4rem;background:#ffffff2e;color:#fff;border:1px solid rgba(255,255,255,.32);padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;letter-spacing:.01em;backdrop-filter:blur(4px)}.privacy-dot{width:6px;height:6px;border-radius:var(--radius-full);background:#a7f3d0}.header-actions{display:flex;align-items:center;gap:.6rem}.header-select{background:#ffffff2e;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-md);padding:.35rem .75rem;font-size:.82rem;font-weight:500;cursor:pointer;outline:none;backdrop-filter:blur(4px);transition:border-color var(--transition-fast)}.header-select:hover,.header-select:focus{background:#ffffff47;border-color:#ffffff7a}.header-embed-btn{display:inline-flex;align-items:center;gap:.45rem;background:#ffffff2e;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-md);padding:.35rem .8rem;height:34px;font-size:.82rem;font-weight:600;cursor:pointer;outline:none;backdrop-filter:blur(4px);transition:all var(--transition-fast);text-decoration:none;user-select:none}.header-embed-btn:hover{background:#ffffff47;border-color:#ffffff80;transform:translateY(-1px)}@media (max-width: 680px){.header-embed-label{display:none}.header-embed-btn{padding:.35rem .55rem}}.lang-dropdown-wrapper{position:relative;display:inline-flex}.lang-dropdown-btn{display:inline-flex;align-items:center;gap:.45rem;height:34px;user-select:none;background:#ffffff2e;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-md);padding:0 .65rem;font-size:.82rem;color:#fff;cursor:pointer;backdrop-filter:blur(4px);transition:all var(--transition-fast)}.lang-dropdown-btn:hover{background:#ffffff47;border-color:#ffffff7a}.flag-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:12px;border-radius:2px;overflow:hidden;box-shadow:0 0 0 1px #fff3;flex-shrink:0}.flag-icon svg{width:100%;height:100%;display:block;object-fit:cover}.lang-dropdown-btn .chevron-icon{transition:transform var(--transition-fast);color:#e6fffa;margin-left:2px}.lang-dropdown-wrapper.is-open .chevron-icon{transform:rotate(180deg)}.lang-dropdown-menu{position:absolute;top:calc(100% + 6px);right:0;min-width:190px;background:#0f766e;border:1px solid rgba(255,255,255,.22);border-radius:var(--radius-md);box-shadow:0 12px 30px -4px #00000059;padding:.35rem;display:none;flex-direction:column;gap:.2rem;z-index:100}.lang-dropdown-wrapper.is-open .lang-dropdown-menu{display:flex}.lang-menu-item{display:flex;align-items:center;gap:.6rem;padding:.45rem .65rem;border-radius:var(--radius-sm);border:none;background:transparent;color:#f0fdfa;font-size:.82rem;cursor:pointer;text-align:left;transition:background var(--transition-fast);width:100%}.lang-menu-item:hover,.lang-menu-item:focus{background:#115e59;color:#fff}.lang-menu-item.active{background:#ff5a3640;color:#fff;font-weight:600}.lang-item-name{flex:1;white-space:nowrap}.lang-item-code{font-size:.72rem;color:var(--text-dim);font-weight:600;text-transform:uppercase}.category-bar-wrapper{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:.5rem 1.5rem;margin:0}.category-bar-inner{max-width:1440px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem}.search-box-wrapper{position:relative;display:flex;align-items:center;flex:1;max-width:450px;min-width:240px}.search-icon{position:absolute;left:.85rem;color:var(--text-dim);pointer-events:none}.tool-search-input{width:100%;background:var(--bg-surface-elevated);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:.45rem 2rem .45rem 2.2rem;font-size:.82rem;color:var(--text-main);outline:none;transition:border-color var(--transition-fast)}.tool-search-input:focus{border-color:var(--border-focus)}.search-clear-btn{position:absolute;right:.75rem;background:transparent;border:none;color:var(--text-dim);font-size:1.15rem;line-height:1;cursor:pointer;padding:.2rem;display:none;align-items:center;justify-content:center}.category-scroll-wrapper{position:relative;display:flex;align-items:center;gap:.35rem;flex:1;min-width:0;overflow:hidden}.category-nav-arrow-wrap{display:none;align-items:center;justify-content:center;flex-shrink:0;z-index:2}.category-scroll-wrapper.has-arrows .category-nav-arrow-wrap{display:flex}.category-nav-arrow-wrap.is-hidden{display:none!important}.category-nav-arrow{width:32px;height:32px;border-radius:var(--radius-full);background:linear-gradient(135deg,#0d9488,#0f766e);border:1px solid rgba(255,255,255,.35);color:#fff;box-shadow:0 4px 14px -2px #0d948866,0 2px 5px -1px #0000001f;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);padding:0;flex-shrink:0}.category-nav-arrow:hover,.category-nav-arrow:active{background:#ff5a36!important;border-color:#ff5a36!important;color:#fff!important;box-shadow:0 6px 18px -2px #ff5a3673,0 3px 8px #0000002e}.category-nav-arrow:hover{transform:scale(1.08)}.category-nav-arrow:active{transform:scale(.94)!important}.category-bar{flex:1;min-width:0;display:flex;align-items:center;gap:.45rem;overflow-x:auto;scrollbar-width:none;scroll-behavior:smooth;padding:.15rem .2rem;width:100%}.category-bar::-webkit-scrollbar{display:none}.category-btn{background:transparent;border:1px solid transparent;color:var(--text-muted);font-size:.82rem;font-weight:500;padding:.35rem .75rem;border-radius:var(--radius-md);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast)}.category-btn:hover{color:var(--text-main);background:var(--bg-surface-elevated)}.category-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}@media (max-width: 768px){.category-bar-wrapper{padding:.65rem .85rem}.category-bar-inner{flex-direction:column;align-items:stretch;gap:.65rem}.search-box-wrapper{order:-1;width:100%;max-width:100%;min-width:0}.tool-search-input{padding:.5rem 2rem .5rem 2.3rem;font-size:.85rem}.category-scroll-wrapper{width:100%}.category-bar{width:100%;padding:.15rem .2rem;gap:.45rem;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;scroll-behavior:smooth}.category-bar::-webkit-scrollbar{display:none}.category-btn{flex-shrink:0;font-size:.82rem;font-weight:550;padding:.38rem .85rem;border-radius:var(--radius-full)}}.quick-tools-section{margin-top:0;width:100%;display:flex;flex-direction:column}.quick-tools-card{width:100%;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;justify-content:flex-start;gap:1.25rem;overflow:hidden;position:relative}.quick-tools-header{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap}.quick-tools-title-group{display:flex;align-items:center;gap:.5rem}.quick-tools-badge{font-size:1.25rem;display:inline-flex;align-items:center;justify-content:center}.quick-tools-title{font-size:1.05rem;font-weight:650;color:var(--text-main);margin:0}.quick-tools-hint{font-size:.8rem;color:var(--text-dim)}.quick-tools-carousel-wrap{position:relative;display:flex;align-items:center;width:100%}.quick-tools-track{display:flex;gap:1rem;overflow-x:auto;scroll-behavior:smooth;scrollbar-width:none;-ms-overflow-style:none;padding:0;scroll-padding:0;width:100%;align-items:stretch;scroll-snap-type:x mandatory}.quick-tools-track::-webkit-scrollbar{display:none}.quick-tools-nav-btn{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#0d9488,#0f766e);border:1px solid rgba(255,255,255,.35);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:10;transition:all var(--transition-fast);box-shadow:0 6px 18px -2px #0d948866,0 2px 6px -1px #0000001f}.quick-tools-nav-btn:hover,.quick-tools-nav-btn:active,.quick-tools-nav-btn.is-active{background:#ff5a36!important;border-color:#ff5a36!important;color:#fff!important;box-shadow:0 8px 22px -2px #ff5a3673,0 3px 8px #0000002e}.quick-tools-nav-btn:hover{transform:translateY(-50%) scale(1.05)}.quick-tools-nav-btn:active,.quick-tools-nav-btn.is-active{transform:translateY(-50%) scale(.96)!important}.quick-tools-nav-btn.prev{left:.5rem}.quick-tools-nav-btn.next{right:.5rem}.quick-tools-nav-btn.is-hidden{display:none!important}.quick-tools-nav-btn.is-disabled{opacity:.25;cursor:default;pointer-events:none;transform:translateY(-50%);box-shadow:none}.quick-tool-item{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:1.25rem;padding:1.5rem 1.35rem;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-main);cursor:pointer;flex:0 0 calc((100% - 3rem)/4);min-width:200px;min-height:200px;transition:all var(--transition-fast);user-select:none;text-align:left;scroll-snap-align:start;scroll-snap-stop:always;box-sizing:border-box}@media (max-width: 1100px){.quick-tool-item{flex:0 0 calc((100% - 2 * 1rem) / 3);min-width:180px;min-height:180px}}@media (max-width: 768px){.quick-tool-item{flex:0 0 calc((100% - 1rem)/2);min-width:160px;min-height:160px}}@media (max-width: 640px){.quick-tools-section{min-height:auto}.quick-tools-card{min-height:auto;padding:1.15rem 1rem;gap:.85rem}.quick-tools-title{font-size:.95rem}.quick-tools-hint{font-size:.74rem}}@media (max-width: 540px){.quick-tool-item{flex:0 0 100%;min-width:100%;min-height:130px;padding:1.15rem 1rem}.quick-tools-track{padding:0;scroll-padding:0}}.quick-tool-item:hover{background:var(--bg-card-hover);border-color:var(--border-medium)}.quick-tool-item.active{border-color:var(--primary);background:var(--primary-soft)}.quick-tool-icon{width:54px;height:54px;border-radius:var(--radius-md);background:var(--bg-surface-elevated);display:flex;align-items:center;justify-content:center;font-size:1.85rem;flex-shrink:0;transition:all var(--transition-fast)}.quick-tool-item:hover .quick-tool-icon,.quick-tool-item.active .quick-tool-icon{background:var(--primary);color:#fff}.quick-tool-text{display:flex;flex-direction:column;gap:.3rem;overflow:hidden;width:100%}.quick-tool-name{font-size:1rem;font-weight:650;color:var(--text-main);white-space:normal;line-height:1.35}.quick-tool-cat{font-size:.78rem;color:var(--text-dim);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tool-workspace-container{display:flex;flex-direction:column;gap:1.25rem;width:100%}.workspace-top-header{display:flex;flex-direction:column;gap:.65rem;padding:1.15rem 1.5rem;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);position:relative;overflow:visible}.workspace-top-header:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary) 0%,var(--primary-light) 50%,#06b6d4 100%);border-top-left-radius:var(--radius-lg);border-top-right-radius:var(--radius-lg)}.breadcrumb-nav{display:flex;align-items:center;font-size:.8rem;color:var(--text-muted)}.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:.4rem;list-style:none;margin:0;padding:0}.breadcrumb-item{display:inline-flex;align-items:center;gap:.35rem}.breadcrumb-link{display:inline-flex;align-items:center;gap:.35rem;background:none;border:none;padding:0;color:var(--text-muted);font-size:.8rem;font-weight:500;cursor:pointer;transition:color var(--transition-fast);text-decoration:none}.breadcrumb-link:hover{color:var(--primary-light);text-decoration:underline}.breadcrumb-separator{display:inline-flex;align-items:center;color:var(--text-dim);font-size:.75rem;user-select:none}.breadcrumb-item.active{color:var(--text-main);font-weight:600}.tool-hero-bar{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;flex-wrap:wrap}.tool-hero-content{display:flex;flex-direction:column;gap:.25rem;flex:1;min-width:260px}.tool-hero-title-row{display:flex;align-items:center;gap:.65rem;flex-wrap:wrap}.tool-hero-icon{font-size:1.75rem;line-height:1;display:inline-flex;align-items:center;justify-content:center;filter:drop-shadow(0 2px 4px rgba(0,0,0,.12))}.tool-hero-title{margin:0;font-size:1.5rem;font-weight:800;color:var(--text-main);letter-spacing:-.025em;line-height:1.2}.tool-hero-badge{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:.2rem .6rem;border-radius:var(--radius-full);background:#6366f126;color:var(--primary-light);border:1px solid rgba(99,102,241,.3)}.tool-hero-desc{margin:0;font-size:.88rem;color:var(--text-muted);line-height:1.45;max-width:850px}.tool-hero-actions{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;flex-shrink:0}.btn-back-top{display:inline-flex;align-items:center;gap:.45rem;padding:.45rem .9rem;font-size:.82rem;font-weight:600;white-space:nowrap;border-radius:var(--radius-md);flex-shrink:0;cursor:pointer;background:var(--bg-surface-elevated);border:1px solid var(--border-medium);color:var(--text-main);transition:all var(--transition-fast)}.btn-back-top:hover{background:var(--bg-card-hover);border-color:var(--primary);color:var(--primary-light);transform:translate(-2px)}.panel-settings-label{font-size:.95rem;font-weight:700;color:var(--text-main);letter-spacing:-.01em;display:flex;align-items:center;gap:.4rem}.tool-workspace-grid,.tool-workspace{display:grid;grid-template-columns:380px 1fr;gap:1.5rem;align-items:stretch}@media (max-width: 1024px){.tool-workspace-grid,.tool-workspace{grid-template-columns:1fr}}.controls-panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.4rem;display:flex;flex-direction:column;gap:1.25rem;box-shadow:var(--shadow-sm)}.panel-header{display:flex;align-items:center;border-bottom:1px solid var(--border-subtle);padding-bottom:.85rem}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:.75rem;width:100%;min-width:0}#current-tool-title{font-size:1.05rem;font-weight:700;color:var(--text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:-.015em;text-align:right;margin-left:auto}.btn-back-compact{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;height:36px;padding:0 .8rem 0 .65rem;border-radius:var(--radius-full);background:var(--bg-surface-elevated);border:1px solid var(--border-medium);color:var(--text-main);font-size:.82rem;font-weight:600;cursor:pointer;transition:all var(--transition-fast);flex-shrink:0;text-decoration:none;box-shadow:0 1px 2px #0000000d;-webkit-tap-highlight-color:transparent}.btn-back-compact:hover{background:var(--bg-card-hover);border-color:var(--primary);color:var(--primary);transform:translate(-2px)}.btn-back-compact:active{transform:scale(.96);background:var(--primary-soft)}.btn-back-compact .back-icon{width:18px;height:18px;stroke:currentColor;stroke-width:2.5;flex-shrink:0;transition:transform var(--transition-fast)}.btn-back-compact:hover .back-icon{transform:translate(-2px)}@media (max-width: 480px){.btn-back-compact{width:36px;height:36px;padding:0;border-radius:var(--radius-full)}.btn-back-compact .back-text{display:none}}.workspace-preview-column{display:flex;flex-direction:column;gap:1.25rem;min-width:0;height:100%}.preview-panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.25rem;display:flex;flex-direction:column;gap:1rem;min-height:480px;box-shadow:var(--shadow-sm)}.preview-stage{flex:1;display:flex;align-items:center;justify-content:center;background:#090d16;border-radius:var(--radius-md);border:1px dashed var(--border-subtle);padding:1rem;min-height:380px;position:relative;overflow:hidden;background-image:linear-gradient(45deg,#121826 25%,transparent 25%),linear-gradient(-45deg,#121826 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#121826 75%),linear-gradient(-45deg,transparent 75%,#121826 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px}.btn-compare-pill{position:absolute;top:14px;right:14px;z-index:10;display:inline-flex;align-items:center;gap:.45rem;background:linear-gradient(135deg,#0d9488,#0f766e);border:1px solid rgba(255,255,255,.35);border-radius:999px;color:#fff;padding:.45rem .9rem;font-size:.8rem;font-weight:650;cursor:pointer;box-shadow:0 4px 16px #0d948873,0 2px 6px #0003;user-select:none;-webkit-user-select:none;transition:opacity .25s ease,transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease}.btn-compare-pill:hover{background:#ff5a36;border-color:#ff5a36;color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px #ff5a3673,0 3px 8px #00000040}.btn-compare-pill:active,.btn-compare-pill.is-comparing{background:#ea580c!important;border-color:#fdba74!important;color:#fff!important;transform:scale(.97);box-shadow:0 0 18px #ea580c99!important}.btn-compare-pill .compare-badge{background:#ffffff40;color:#fff;padding:.12rem .45rem;border-radius:999px;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.celebration-preview-box{margin:.6rem auto 1rem;max-width:240px;max-height:180px;border-radius:var(--radius-md);border:1px solid var(--border-medium);background:#090d16;position:relative;overflow:hidden;box-shadow:0 6px 18px #0006;display:flex;align-items:center;justify-content:center}.celebration-preview-box img{max-width:100%;max-height:180px;object-fit:contain;display:block}.celebration-preview-badge{position:absolute;bottom:6px;right:6px;background:#040f17c7;backdrop-filter:blur(4px);color:#10b981;font-size:.68rem;font-weight:700;padding:.15rem .5rem;border-radius:999px;border:1px solid rgba(16,185,129,.3);display:flex;align-items:center;gap:.25rem}.preview-img{max-width:100%;max-height:500px;object-fit:contain;border-radius:var(--radius-sm);display:block}.stat-label{font-size:.72rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-weight:600}.stat-value{font-size:.95rem;font-weight:650;color:var(--text-main)}.badge-saved{background:var(--semantic-success-soft);color:var(--semantic-success);border:1px solid rgba(16,185,129,.25);padding:.25rem .6rem;border-radius:var(--radius-md);font-weight:650;font-size:.82rem}.dropzone{border:1px dashed var(--border-medium);border-radius:var(--radius-lg);padding:1.5rem 1.25rem;text-align:center;background:var(--bg-card);cursor:pointer;transition:all var(--transition-fast);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.45rem}.dropzone:hover,.dropzone.dragover{border-color:var(--primary);background:var(--bg-card-hover)}.dropzone-icon{font-size:1.85rem;color:var(--text-muted)}.dropzone-title{font-size:1.05rem;font-weight:650;color:var(--text-main)}.dropzone-subtitle{font-size:.85rem;color:var(--text-muted)}.metadata-table th,.metadata-table td{padding:.6rem .75rem;text-align:left;border-bottom:1px solid var(--border-subtle)}.metadata-table th{color:var(--text-dim);font-weight:600;width:40%}.metadata-table td{color:var(--text-main)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.25rem;font-size:.88rem;font-weight:600;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all var(--transition-fast);text-decoration:none;line-height:1.2}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:var(--shadow-sm)}.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--border-focus)}.btn-danger{background:var(--semantic-danger-soft);color:var(--semantic-danger);border-color:#ef44444d}.btn-danger:hover{background:#ef444433}.btn-ghost{background:transparent;color:var(--text-muted);border-color:transparent}.btn-ghost:hover{background:var(--bg-surface-elevated);color:var(--text-main)}.form-group{display:flex;flex-direction:column;gap:.45rem}.form-label{font-size:.82rem;font-weight:600;color:var(--text-main);display:flex;justify-content:space-between;align-items:center}.form-label-desc{font-size:.75rem;color:var(--text-dim);font-weight:400}.form-input,.form-select,.form-textarea{background:var(--bg-surface-elevated);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:.6rem .85rem;font-size:.88rem;color:var(--text-main);outline:none;transition:border-color var(--transition-fast);width:100%}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--border-focus);box-shadow:0 0 0 1px var(--primary)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.slider-container{display:flex;align-items:center;gap:.85rem}.form-range{flex:1;accent-color:var(--primary);height:6px;background:var(--bg-surface-elevated);border-radius:var(--radius-full)}.slider-val{font-family:var(--font-mono);font-size:.85rem;font-weight:650;min-width:48px;text-align:right;color:var(--text-main)}.preset-chips{display:flex;flex-wrap:wrap;gap:.4rem}.preset-chip{padding:.35rem .75rem;font-size:.78rem;border-radius:var(--radius-md);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);font-weight:500}.preset-chip:hover{border-color:var(--border-medium);color:var(--text-main)}.preset-chip.active{background:var(--primary)!important;border-color:var(--primary)!important;color:#fff!important;font-weight:600!important;box-shadow:0 0 0 1px var(--primary),0 2px 8px var(--primary-glow)}#photo-bg-presets .preset-chip{display:inline-flex;align-items:center;gap:.35rem;font-weight:600}#photo-bg-presets .preset-chip[data-color="#db2728"].active{background:#dc2626!important;border-color:#b91c1c!important;color:#fff!important;box-shadow:0 0 0 2px #dc262666,0 2px 8px #dc26264d!important}#photo-bg-presets .preset-chip[data-color="#0284c7"].active{background:#0284c7!important;border-color:#0369a1!important;color:#fff!important;box-shadow:0 0 0 2px #0284c766,0 2px 8px #0284c74d!important}#photo-bg-presets .preset-chip[data-color="#ffffff"].active{background:#fff!important;border-color:#cbd5e1!important;color:#0f172a!important;box-shadow:0 0 0 2px #64748b66,0 2px 8px #0000001f!important}.bg-type-btn.active,.fb-effect-btn.active,.strip-quick-color.active,.quick-color-btn.active,.btn-secondary.active,.btn-outline.active{background:var(--primary)!important;border-color:var(--primary)!important;color:#fff!important;font-weight:600!important;box-shadow:0 0 0 1px var(--primary),0 2px 8px var(--primary-glow)!important}.segmented-control{display:flex;background:var(--bg-surface-elevated);padding:.2rem;border-radius:var(--radius-md);border:1px solid var(--border-subtle);gap:.2rem}.segment-item{flex:1;text-align:center;padding:.35rem .5rem;font-size:.8rem;font-weight:500;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-muted);border:none;background:transparent;transition:all var(--transition-fast)}.segment-item.active{background:var(--primary);color:#fff;font-weight:600}.ad-slot-box{display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin:0 auto;text-align:center;position:relative;overflow:hidden}.modal-backdrop{position:fixed;inset:0;background:#000000b3;z-index:100;display:flex;align-items:center;justify-content:center;padding:1.5rem}.modal-card{background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-xl);max-width:600px;width:100%;max-height:80vh;overflow-y:auto;padding:1.5rem;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:1rem}.app-footer{width:100%;background:linear-gradient(135deg,#0d9488,#0f766e);border-top:1px solid rgba(255,255,255,.22);color:#fff;margin-top:auto;position:relative;overflow:hidden;z-index:10;box-shadow:0 -4px 20px -2px #0d948826;padding:2.5rem 1.5rem 1.5rem}.footer-bg-ornament{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}.footer-svg-bg{width:100%;height:100%;display:block}.footer-container{position:relative;z-index:1;max-width:1440px;width:100%;margin:0 auto;display:flex;flex-direction:column;gap:2rem}.footer-main-grid{display:flex;justify-content:space-between;align-items:flex-start;gap:2.5rem}.footer-col{display:flex;flex-direction:column;gap:.85rem}.footer-col-brand{max-width:340px;flex:0 1 340px;gap:.85rem}.footer-col-categories,.footer-col-legal,.footer-col-contact{flex:0 0 auto}.footer-brand{display:inline-flex;align-items:center;gap:.55rem;text-decoration:none;cursor:pointer;user-select:none;width:fit-content}.footer-brand-text{font-size:1.5rem;font-weight:800;letter-spacing:-.04em;color:#fff;line-height:1}.footer-tagline{font-size:.88rem;color:#ccfbf1;font-weight:500;line-height:1.4;margin:0}.footer-guarantee{display:inline-flex;align-items:center;gap:.5rem;background:#ffffff24;border:1px solid rgba(255,255,255,.22);padding:.5rem .85rem;border-radius:var(--radius-md);font-size:.78rem;color:#fff;font-weight:500;backdrop-filter:blur(4px);box-shadow:0 2px 8px #00000014;line-height:1.45;width:fit-content}.guarantee-icon{font-size:1rem;flex-shrink:0}.footer-nav-heading{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#99f6e4;margin:0}.footer-pills-wrap{display:flex;flex-wrap:wrap;gap:.45rem}.footer-cat-pill{display:inline-flex;align-items:center;padding:.32rem .7rem;border-radius:var(--radius-full);background:#ffffff24;border:1px solid rgba(255,255,255,.22);color:#fff;text-decoration:none;font-size:.78rem;font-weight:500;transition:all var(--transition-fast);white-space:nowrap}.footer-cat-pill:hover{background:#fff;color:#0f766e;transform:translateY(-1px);box-shadow:0 4px 10px #0000001f}.footer-nav-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.65rem}.footer-nav-link{color:#f0fdfa;text-decoration:none;font-size:.84rem;font-weight:500;display:inline-flex;align-items:center;transition:all var(--transition-fast);width:fit-content}.footer-nav-link:hover{color:#ff5a36;text-decoration:underline;transform:translate(2px)}.footer-bottom-bar{display:flex;align-items:center;justify-content:space-between;border-top:1px solid rgba(255,255,255,.16);padding-top:1.25rem;flex-wrap:wrap;gap:.75rem}.footer-copyright{font-size:.78rem;color:#ccfbf1;opacity:.85;font-weight:450;letter-spacing:-.01em;margin:0}.footer-bottom-sub{font-size:.78rem;color:#99f6e4;opacity:.8;font-weight:500}.btn-footer-back-top{position:fixed;bottom:24px;right:24px;z-index:95;display:inline-flex;align-items:center;gap:.45rem;background:linear-gradient(135deg,#0d9488,#0f766e);border:1px solid rgba(255,255,255,.35);color:#fff;padding:.55rem 1rem;border-radius:var(--radius-full);font-size:.82rem;font-weight:650;cursor:pointer;box-shadow:0 8px 24px -4px #0d948873,0 2px 6px -1px #00000026;backdrop-filter:blur(8px);opacity:0;pointer-events:none;transform:translateY(14px);transition:opacity .25s ease,transform .25s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;user-select:none}.btn-footer-back-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}.btn-footer-back-top:hover{background:#ff5a36;color:#fff;border-color:#ff5a36;transform:translateY(-2px);box-shadow:0 12px 30px -2px #ff5a3673,0 4px 10px #0003}.btn-footer-back-top.is-in-footer{background:#fff;color:#0f766e;border-color:#fffffff2;box-shadow:0 10px 28px -2px #00000047,0 3px 8px -1px #00000026}.btn-footer-back-top.is-in-footer:hover{background:#ff5a36;color:#fff;border-color:#ff5a36;transform:translateY(-2px);box-shadow:0 12px 30px -2px #ff5a3673,0 4px 10px #0003}.btn-footer-back-top:active{transform:translateY(0) scale(.97)}@media (max-width: 1024px){.footer-main-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.footer-col-brand{max-width:none;flex:unset}}@media (max-width: 768px){.footer-bg-ornament{display:none}.app-footer{padding:2rem 1.15rem 5.5rem;background:radial-gradient(circle at 85% 15%,rgba(20,184,166,.35) 0%,transparent 50%),radial-gradient(circle at 15% 85%,rgba(13,148,136,.25) 0%,transparent 50%),linear-gradient(135deg,#0d9488,#0f766e)}}@media (max-width: 640px){.footer-main-grid{grid-template-columns:1fr;gap:1.75rem}.footer-guarantee{width:100%}.footer-bottom-bar{flex-direction:column;align-items:flex-start;gap:.5rem}.btn-footer-back-top{bottom:16px;right:16px;padding:.45rem .8rem;font-size:.78rem}}.modal-card.embed-modal-card{max-width:880px!important;width:95%;max-height:90vh;display:flex;flex-direction:column}.embed-modal-body{display:flex;flex-direction:column;gap:.85rem;max-height:75vh;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border-subtle) transparent;padding-right:.25rem}.embed-modal-body::-webkit-scrollbar{width:6px}.embed-modal-body::-webkit-scrollbar-thumb{background:var(--border-subtle);border-radius:var(--radius-full)}.embed-grid-cols{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;align-items:stretch}.embed-col-left,.embed-col-right{display:flex;flex-direction:column;gap:.4rem;min-width:0}.embed-col-label{font-size:.78rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.embed-preview-box{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1rem;display:flex;flex-direction:column;gap:.75rem;height:100%;min-height:180px;justify-content:center}.embed-code-textarea{width:100%;flex:1;min-height:180px;font-family:var(--font-mono);font-size:.82rem;padding:.75rem;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);background:var(--bg-surface);color:var(--text-main);resize:none;line-height:1.45}.embed-tabs{display:flex;gap:.5rem;border-bottom:1px solid var(--border-subtle);padding-bottom:.45rem;margin-bottom:.25rem}.embed-tab-btn{background:transparent;border:none;font-size:.86rem;font-weight:600;color:var(--text-muted);padding:.4rem .85rem;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast)}.embed-tab-btn.active{background:var(--primary-soft);color:var(--primary)}@media (max-width: 768px){.embed-modal-card{max-width:95%}.embed-grid-cols{grid-template-columns:1fr;gap:.85rem}.embed-code-textarea{min-height:110px}}.contact-modal-card{max-width:520px!important;width:100%}.contact-modal-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-subtle);padding-bottom:.85rem}.contact-modal-title-wrap{display:flex;align-items:center;gap:.6rem}.contact-modal-icon{font-size:1.35rem;line-height:1}.contact-modal-title{font-size:1.15rem;font-weight:700;color:var(--text-main);margin:0}.contact-modal-body{display:flex;flex-direction:column;gap:1.15rem;padding:1.15rem 0 .5rem}.contact-modal-desc{font-size:.88rem;line-height:1.55;color:var(--text-muted);margin:0}.contact-email-card{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1rem 1.15rem;display:flex;flex-direction:column;gap:.75rem;box-shadow:var(--shadow-sm)}.contact-email-header{display:flex;align-items:center;justify-content:space-between}.contact-email-label{font-size:.76rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim)}.contact-email-badge{font-size:.72rem;font-weight:600;color:#0d9488;background:#0d94881f;padding:.15rem .5rem;border-radius:var(--radius-full);border:1px solid rgba(13,148,136,.25)}.contact-email-display{display:flex;align-items:center;gap:.65rem;background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-sm);padding:.65rem .85rem}.contact-email-svg{color:var(--primary);flex-shrink:0}.contact-email-text{font-family:var(--font-mono, monospace);font-size:1.05rem;font-weight:700;color:var(--text-main);letter-spacing:-.01em;user-select:all;flex:1}.contact-actions-row{display:flex;gap:.6rem;flex-wrap:wrap}.contact-btn-copy{flex:1;min-width:140px;display:inline-flex;align-items:center;justify-content:center;gap:.45rem;font-weight:600;padding:.55rem 1rem}.contact-btn-mail{flex:1;min-width:140px;display:inline-flex;align-items:center;justify-content:center;gap:.45rem;font-weight:600;padding:.55rem 1rem;text-decoration:none}.contact-topics-box{display:flex;flex-direction:column;gap:.5rem}.contact-topics-title{font-size:.8rem;font-weight:600;color:var(--text-main);margin:0}.contact-topics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.5rem}.contact-topic-item{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:.5rem .65rem;font-size:.78rem;color:var(--text-muted);line-height:1.35;display:flex;align-items:center;gap:.4rem}.contact-privacy-note{display:flex;align-items:flex-start;gap:.5rem;font-size:.78rem;color:var(--text-dim);line-height:1.45;background:#0d94880d;border:1px solid rgba(13,148,136,.15);border-radius:var(--radius-sm);padding:.65rem .85rem;margin-top:.25rem}.contact-privacy-icon{font-size:1rem;flex-shrink:0}.generic-studio-container{background:var(--bg-main);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;width:100%;height:calc(100vh - 70px);min-height:640px;max-height:920px;position:relative}.generic-studio-navbar{height:54px;background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;z-index:10;gap:.75rem;flex-shrink:0}.generic-nav-left,.generic-nav-right{display:flex;align-items:center;gap:6px}.generic-doc-info{display:flex;align-items:center}.generic-doc-title-badge{font-size:.8rem;font-weight:500;color:var(--text-muted);background:var(--bg-surface-elevated);padding:4px 10px;border-radius:var(--radius-full);border:1px solid var(--border-subtle);max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;user-select:none}.generic-studio-navbar .md-btn:disabled,.md-zoom-controls.is-disabled{opacity:.45;cursor:not-allowed;pointer-events:none;filter:grayscale(.6);box-shadow:none}.generic-btn-reset,.generic-btn-clear{background:var(--bg-surface-elevated);color:var(--text-main);border:1px solid var(--border-subtle)}.generic-btn-reset:hover:not(:disabled),.generic-btn-clear:hover:not(:disabled){background:var(--bg-surface-hover);border-color:var(--border-medium)}.generic-btn-clear:hover:not(:disabled){color:var(--semantic-error, #ef4444);border-color:#ef444466}.generic-studio-container .generic-workspace-grid,.generic-workspace-grid{display:flex;flex:1;min-height:0;height:calc(100% - 54px);gap:0;background:var(--bg-surface);position:relative;overflow:hidden}.generic-studio-container .generic-sidebar,.generic-workspace-grid .generic-sidebar{width:25%;flex:0 0 25%;min-width:280px;max-width:450px;height:100%;border-right:1px solid var(--border-subtle);border-top:none;border-left:none;border-bottom:none;border-radius:0;box-shadow:none;background:var(--bg-surface);display:flex;flex-direction:column;padding:1.15rem;overflow-y:auto;transition:width .25s cubic-bezier(.16,1,.3,1),flex-basis .25s cubic-bezier(.16,1,.3,1),min-width .25s cubic-bezier(.16,1,.3,1),opacity .2s ease,border-color .2s ease;z-index:5}.generic-workspace-grid .generic-sidebar.is-collapsed{width:0!important;flex:0 0 0!important;min-width:0!important;max-width:0!important;border-right-color:transparent;padding:0!important;opacity:0;pointer-events:none}.generic-sidebar-tabs{display:flex;height:40px;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface-elevated);flex-shrink:0;margin:-1.15rem -1.15rem 1rem;padding:0;gap:0}.generic-sidebar-tab-btn{flex:1;border:none;background:transparent;color:var(--text-muted);font-size:.78rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;border-bottom:2px solid transparent;transition:all var(--transition-fast);padding:0 .4rem;white-space:nowrap}.generic-sidebar-tab-btn:hover{color:var(--text-main);background:var(--bg-surface-hover)}.generic-sidebar-tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);background:var(--bg-surface);font-weight:700}.generic-tab-pane{display:flex;flex-direction:column;gap:1.15rem;animation:fadeInPane .15s ease-out}@keyframes fadeInPane{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}.generic-group-label,.photo-group-label{font-size:.68rem;font-weight:700;letter-spacing:.05em;color:var(--text-dim);text-transform:uppercase;margin-bottom:.5rem;display:block}.generic-studio-container .workspace-preview-column,.generic-workspace-grid .workspace-preview-column{flex:1;min-width:0;height:100%;gap:0;background:var(--bg-main);display:flex;flex-direction:column;overflow:hidden;position:relative}.generic-studio-container .preview-panel,.generic-workspace-grid .preview-panel{border:none;border-radius:0;box-shadow:none;background:transparent;padding:0;margin:0;gap:0;flex:1;height:100%;min-height:0;display:flex;flex-direction:column;overflow:hidden}.generic-studio-container .preview-stage,.generic-workspace-grid .preview-stage{flex:1;width:100%;height:100%;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;background:radial-gradient(var(--border-subtle) 1px,transparent 1px);background-size:16px 16px;background-color:var(--bg-main);border:none;border-radius:0;position:relative;padding:2rem}.generic-drop-zone{display:flex;align-items:center;justify-content:center;width:100%;height:100%;min-height:100%;cursor:pointer;border:none;background:transparent;padding:1.5rem;box-sizing:border-box}.generic-drop-modal{text-align:center;max-width:440px;width:100%;padding:2.5rem 2rem;border:2px dashed var(--border-subtle);border-radius:var(--radius-lg);background:var(--bg-surface);box-shadow:var(--shadow-sm);transition:all var(--transition-fast);user-select:none}.generic-drop-zone:hover .generic-drop-modal,.generic-drop-zone.dragover .generic-drop-modal{border-color:var(--primary);background:var(--bg-surface);transform:translateY(-1px);box-shadow:var(--shadow-md)}.generic-drop-icon{font-size:2.5rem;margin-bottom:.75rem}.generic-drop-modal h3{font-size:1.15rem;font-weight:700;margin-bottom:.5rem;color:var(--text-main)}.generic-drop-modal p{font-size:.82rem;color:var(--text-muted);line-height:1.5;margin-bottom:1.25rem}.generic-drop-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-md);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);font-size:.78rem;font-weight:500;color:var(--primary);cursor:pointer;transition:var(--transition-fast)}.generic-drop-badge:hover{background:var(--bg-card-hover);border-color:var(--primary)}.generic-sidebar-backdrop{display:none}@media (max-width: 768px){.generic-studio-navbar{padding:0 .5rem;gap:.35rem;height:54px}.generic-doc-info,.generic-studio-navbar .md-divider,.generic-studio-navbar .md-zoom-controls,#main-btn-open-file span,#main-btn-reset span,#main-btn-clear span{display:none}.generic-studio-navbar .md-btn{padding:6px 9px}.generic-workspace-grid .generic-sidebar{width:85%!important;min-width:280px!important;max-width:360px!important;position:absolute;left:0;top:0;bottom:0;box-shadow:var(--shadow-lg);transition:transform .25s cubic-bezier(.16,1,.3,1);z-index:40}.generic-workspace-grid .generic-sidebar.is-collapsed{transform:translate(-100%);pointer-events:none;border-right-color:var(--border-subtle);width:85%!important;min-width:280px!important;max-width:360px!important;opacity:1!important}.generic-sidebar-backdrop{display:block;position:absolute;inset:0;background:#0f172a73;backdrop-filter:blur(2px);z-index:35;opacity:0;pointer-events:none;transition:opacity .25s}.generic-workspace-grid .generic-sidebar:not(.is-collapsed)~.generic-sidebar-backdrop{opacity:1;pointer-events:auto}.generic-studio-container .preview-stage,.generic-workspace-grid .preview-stage{padding:1rem .5rem}.generic-drop-modal{padding:1.5rem 1rem;width:94%}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-main);background-image:radial-gradient(ellipse 85% 450px at 50% -40px,rgba(13,148,136,.08),transparent 70%),radial-gradient(circle 380px at 5% 220px,rgba(20,184,166,.05),transparent 65%),radial-gradient(circle 350px at 95% 280px,rgba(255,90,54,.04),transparent 65%);background-repeat:no-repeat;background-attachment:fixed;color:var(--text-main);line-height:1.5;min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;overflow-x:hidden}.page-bg-abstract{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:0;user-select:none;overflow:hidden}.page-bg-svg{width:100%;height:100%;display:block}button,input,select,textarea{font-family:inherit;color:inherit}.main-content{flex:1;max-width:1440px;margin:0 auto;width:100%;padding:1.5rem 1.5rem 1.25rem;display:flex;flex-direction:column;gap:1.25rem;position:relative;z-index:1}#tool-catalog-section{display:flex;flex-direction:column;gap:1.25rem;width:100%}.hero-section{text-align:center;padding:2.25rem 1.75rem 2rem;border-radius:var(--radius-lg);border:1px solid rgba(13,148,136,.35);position:relative;overflow:hidden;box-shadow:0 10px 28px -6px #0d948838,0 2px 6px -1px #0000000a;background:linear-gradient(135deg,#0d9488b8,#0f766ec7)}.hero-bg-ornament{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}.hero-svg-bg{width:100%;height:100%;display:block}.hero-content-wrap{position:relative;z-index:1}.hero-title{font-size:2.15rem;font-weight:800;letter-spacing:-.025em;margin-bottom:.65rem;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.15)}.hero-subtitle{color:#e6fffa;font-size:clamp(.85rem,1.15vw,1rem);max-width:980px;margin:0 auto 1.25rem;line-height:1.5;font-weight:450;text-shadow:0 1px 2px rgba(0,0,0,.12);text-wrap:balance}@media (min-width: 768px){.hero-subtitle{white-space:nowrap}}.hero-badge{display:inline-flex;align-items:center;gap:.45rem;font-size:.82rem;padding:.35rem 1rem;border-radius:var(--radius-full);background:#ffffff38;color:#fff;border:1px solid rgba(255,255,255,.38);font-weight:600;backdrop-filter:blur(8px);box-shadow:0 2px 8px #00000014}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}.tool-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.25rem;cursor:pointer;transition:all var(--transition-fast);display:flex;flex-direction:column;gap:.75rem;position:relative}.tool-card:hover{transform:translateY(-2px);background:var(--bg-card-hover);border-color:#ff5a3659;box-shadow:0 4px 16px -4px #18181b0f,0 2px 6px -2px #ff5a360f}.tool-card:hover .tool-card-icon{background:#ff5a3614}.tool-card-icon{width:44px;height:44px;border-radius:var(--radius-md);background:var(--bg-surface-elevated);display:flex;align-items:center;justify-content:center;font-size:1.35rem;color:var(--text-main)}.tool-card-title{font-size:1.05rem;font-weight:650;color:var(--text-main)}.tool-card-desc{font-size:.85rem;color:var(--text-muted);line-height:1.45;flex:1}.tool-card-badge{position:absolute;top:1rem;right:1rem;font-size:.7rem;padding:.15rem .5rem;border-radius:var(--radius-sm);background:var(--primary-soft);color:var(--primary-light);font-weight:600}.tool-card-badge.frequent{background:var(--semantic-warning-soft);color:var(--semantic-warning);border:1px solid rgba(245,158,11,.3)}.tool-card.is-coming-soon{opacity:.85}.tool-card.is-coming-soon:hover{border-color:#f59e0b73;box-shadow:0 4px 16px -4px #18181b14,0 2px 8px -2px #f59e0b1f}.tool-card.is-coming-soon:hover .tool-card-icon{background:#f59e0b1a}.tool-card-badge.badge-coming-soon{background:#f59e0b1f;color:#f59e0b;border:1px solid rgba(245,158,11,.28);font-weight:650;letter-spacing:-.01em}.tool-card-badge.badge-active{background:#10b98126;color:#10b981;border:1px solid rgba(16,185,129,.35);font-weight:700;letter-spacing:-.01em}.quick-tool-item.is-coming-soon{opacity:.72}.quick-tool-item.is-coming-soon .quick-tool-cat{color:#f59e0b}@media (max-width: 768px){.page-bg-abstract,.hero-bg-ornament{display:none}.app-header{padding:.6rem 1rem}.header-container{gap:.5rem}.privacy-badge{display:none}.hero-section{padding:1.75rem 1rem 1.25rem;background:radial-gradient(circle at 85% 15%,rgba(20,184,166,.35) 0%,transparent 55%),radial-gradient(circle at 15% 85%,rgba(255,90,54,.14) 0%,transparent 50%),linear-gradient(135deg,#0d9488e0,#0f766eeb)}.hero-title{font-size:1.75rem}.main-content{padding:1rem 1rem 1.25rem;gap:1.25rem}.preview-panel{min-height:320px;padding:1rem}.preview-stage{min-height:240px}}.dynamic-knowledge-section,.dynamic-faq-section,.comments-section{background:var(--bg-card);padding:1.5rem;border-radius:var(--radius-lg);border:1px solid var(--border-subtle);width:100%}#guide-section-title,#faq-section-title{text-align:center;font-size:1.35rem;font-weight:700;margin-bottom:1.25rem;color:var(--text-main)}#guide-columns-container,#faq-grid-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.25rem}.guide-card,.faq-card{background:var(--bg-surface-elevated);padding:1.25rem;border-radius:var(--radius-md);border:1px solid var(--border-subtle);display:flex;flex-direction:column}.guide-card h3,.faq-card h3{font-size:.95rem;font-weight:600;margin-bottom:.4rem;color:var(--text-main)}.guide-card div,.guide-card p,.faq-card p{font-size:.85rem;color:var(--text-muted);line-height:1.6}.comments-header{margin-bottom:1.25rem;text-align:center}.top-progress-bar{position:fixed;top:0;left:0;height:2.5px;background:linear-gradient(90deg,#ff5a36,#00c9a7);z-index:9999;pointer-events:none;animation:top-loading .8s ease-out forwards}@keyframes top-loading{0%{width:0%;opacity:1}60%{width:75%;opacity:1}90%{width:100%;opacity:1}to{width:100%;opacity:0}}.tool-card-skeleton{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.25rem;display:flex;flex-direction:column;gap:.75rem;min-height:168px;box-sizing:border-box;pointer-events:none;user-select:none}@keyframes skeleton-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton-shimmer{background:linear-gradient(90deg,var(--bg-surface-elevated) 25%,var(--border-subtle) 50%,var(--bg-surface-elevated) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s infinite ease-in-out}.skeleton-icon{width:44px;height:44px;border-radius:var(--radius-md)}.skeleton-title{width:58%;height:1.15rem;border-radius:var(--radius-sm)}.skeleton-desc{width:100%;height:.85rem;border-radius:var(--radius-sm);margin-top:2px}.skeleton-desc-sub{width:78%;height:.85rem;border-radius:var(--radius-sm);margin-top:2px}.dropzone{border:2px dashed var(--border-medium);border-radius:var(--radius-lg);padding:3rem 1.5rem;text-align:center;background:var(--bg-card);cursor:pointer;transition:all var(--transition-base);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;position:relative}.dropzone:hover,.dropzone.dragover{border-color:var(--primary);background:#6366f114;box-shadow:0 0 25px var(--primary-glow)}.dropzone-icon{width:56px;height:56px;border-radius:var(--radius-full);background:var(--bg-surface-elevated);display:flex;align-items:center;justify-content:center;color:var(--primary-light);font-size:1.75rem}.dropzone-title{font-size:1.15rem;font-weight:600;color:var(--text-main)}.dropzone-desc{font-size:.85rem;color:var(--text-muted)}.file-input-hidden{display:none!important}#tool-options-container{display:flex;flex-direction:column;gap:1.15rem}.control-group{display:flex;flex-direction:column;gap:.5rem}.control-label{font-size:.85rem;font-weight:600;color:var(--text-main);letter-spacing:-.01em;display:flex;justify-content:space-between;align-items:center;margin-bottom:.1rem}.input-text,.input-select{width:100%;background:var(--bg-surface-elevated);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:.6rem .85rem;font-size:.88rem;color:var(--text-main);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);min-height:40px}.input-text:focus,.input-select:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--primary-glow)}.input-row{display:flex;gap:.5rem;align-items:center;width:100%}.input-unit-group{position:relative;display:flex;align-items:center;width:100%}.input-unit-group .input-text{padding-right:2.75rem}.input-unit-addon{position:absolute;right:.65rem;font-size:.78rem;font-weight:650;color:var(--text-muted);pointer-events:none;background:var(--bg-surface);padding:.2rem .45rem;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);line-height:1}.range-slider{width:100%;height:6px;background:var(--bg-surface-elevated);border-radius:var(--radius-full);outline:none;-webkit-appearance:none;cursor:pointer}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--primary);border:2px solid #ffffff;box-shadow:0 0 10px var(--primary-glow);cursor:pointer;transition:transform var(--transition-fast)}.range-slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem 1.25rem;font-size:.9rem;font-weight:600;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all var(--transition-fast);text-decoration:none;min-height:42px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 0 15px var(--primary-glow)}.btn-success{background:var(--accent-teal);color:#fff}.btn-success:hover{background:#059669;box-shadow:0 0 15px var(--accent-teal-glow)}.btn-secondary{background:var(--bg-surface-elevated);color:var(--text-main);border-color:var(--border-medium)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--text-muted)}.btn-ghost{background:transparent;color:var(--text-muted)}.btn-ghost:hover{color:var(--text-main);background:var(--bg-surface-elevated)}.btn-block{width:100%}.preset-bar{display:flex;flex-wrap:wrap;gap:.45rem}.preset-chip{background:var(--bg-surface-elevated);border:1px solid var(--border-medium);color:var(--text-main);font-size:.82rem;font-weight:500;padding:.38rem .75rem;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);line-height:1.25}.preset-chip:hover{color:var(--text-main);border-color:var(--primary-light);background:var(--bg-card-hover)}.preset-chip.active{background:#6366f11f;border-color:var(--primary);color:var(--primary);font-weight:600;box-shadow:0 0 0 1px var(--primary)}.segmented-control{display:flex;background:var(--bg-surface-elevated);padding:.3rem;border-radius:var(--radius-md);border:1px solid var(--border-medium);gap:.3rem}.segment-item{flex:1;text-align:center;padding:.5rem .75rem;font-size:.82rem;font-weight:550;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-muted);border:none;background:transparent;transition:all var(--transition-fast);line-height:1.25}.segment-item:hover:not(.active){color:var(--text-main);background:#ffffff0d}.segment-item.active{background:var(--primary);color:#fff;font-weight:600;box-shadow:0 1px 3px #00000026}#btn-process-action{margin-top:.6rem;padding:.75rem 1.25rem;font-size:.95rem;font-weight:650;min-height:46px;border-radius:var(--radius-md);letter-spacing:-.01em;box-shadow:0 4px 14px #4f46e540;transition:all var(--transition-fast)}#btn-process-action:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 18px #4f46e559}.preview-stage{flex:1;display:flex;align-items:center;justify-content:center;background:#090d16;border-radius:var(--radius-md);border:1px dashed var(--border-subtle);padding:1rem;min-height:400px;position:relative;overflow:hidden;background-image:linear-gradient(45deg,#121826 25%,transparent 25%),linear-gradient(-45deg,#121826 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#121826 75%),linear-gradient(-45deg,transparent 75%,#121826 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px}.preview-img{max-width:100%;max-height:520px;object-fit:contain;border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);display:block}.stats-banner{display:flex;align-items:center;justify-content:space-between;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:.75rem 1rem;font-size:.85rem;flex-wrap:wrap;gap:.5rem}.stat-item{display:flex;flex-direction:column}.stat-label{font-size:.75rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:1rem;font-weight:700;color:var(--text-main)}.badge-saved{background:#10b98126;color:#34d399;border:1px solid rgba(16,185,129,.3);padding:.25rem .6rem;border-radius:var(--radius-full);font-weight:700;font-size:.85rem}.metadata-table-container{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.metadata-table{width:100%;border-collapse:collapse;font-size:.85rem}.metadata-table th,.metadata-table td{padding:.6rem .85rem;text-align:left;border-bottom:1px solid var(--border-subtle)}.metadata-table th{background:var(--bg-surface-elevated);color:var(--text-muted);font-weight:600}.metadata-table td{color:var(--text-main);font-family:var(--font-mono);font-size:.8rem}.alert-gps{background:#f59e0b1f;border:1px solid rgba(245,158,11,.3);color:#fbbf24;padding:.75rem 1rem;border-radius:var(--radius-md);font-size:.85rem;display:flex;align-items:center;gap:.5rem}.crop-container{position:relative;display:inline-block;user-select:none}.crop-box{position:absolute;border:2px solid #ffffff;box-shadow:0 0 0 9999px #000000a6;cursor:move}.crop-handle{position:absolute;width:12px;height:12px;background:#fff;border:1px solid #000000}.crop-handle.tl{top:-6px;left:-6px;cursor:nwse-resize}.crop-handle.tr{top:-6px;right:-6px;cursor:nesw-resize}.crop-handle.bl{bottom:-6px;left:-6px;cursor:nesw-resize}.crop-handle.br{bottom:-6px;right:-6px;cursor:nwse-resize}.collage-grid{display:grid;gap:8px;background:#fff;padding:8px;border-radius:8px;max-width:500px;margin:0 auto}.ad-slot-box{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#1f293773;border:1px dashed rgba(255,255,255,.18);border-radius:var(--radius-md);margin:0 auto;text-align:center;position:relative;overflow:hidden;backdrop-filter:blur(4px)}.ad-slot-label{font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim);font-weight:600;margin-bottom:.25rem}.ad-slot-desc{font-size:.78rem;color:var(--text-muted)}.ad-slot-top{width:100%;max-width:728px;min-height:90px;padding:.75rem;margin:0 auto}.ad-slot-sidebar{width:100%;min-height:250px;padding:1rem;margin-top:1rem}.ad-slot-bottom{width:100%;max-width:970px;min-height:90px;padding:.75rem;margin:0 auto}.ad-slot-box:not(:has(ins.adsbygoogle)),ins.adsbygoogle[data-ad-status=unfilled],.ad-slot-box:has(ins.adsbygoogle[data-ad-status=unfilled]){display:none!important}.ad-slot-box:has(ins.adsbygoogle[data-ad-status=filled]){background:transparent;border:none;backdrop-filter:none;padding:0;min-height:auto}.ad-slot-box:has(ins.adsbygoogle[data-ad-status=filled]) .ad-slot-label,.ad-slot-box:has(ins.adsbygoogle[data-ad-status=filled]) .ad-slot-desc{display:none!important}.modal-backdrop{position:fixed;inset:0;background:#000000bf;backdrop-filter:blur(8px);z-index:100;display:flex;align-items:center;justify-content:center;padding:1.5rem}.modal-card{background:var(--bg-surface);border:1px solid var(--border-medium);border-radius:var(--radius-lg);max-width:600px;width:100%;max-height:80vh;overflow-y:auto;padding:1.5rem;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:1rem}.modal-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-subtle);padding-bottom:.75rem}.modal-body{font-size:.85rem;color:var(--text-muted);line-height:1.6;display:flex;flex-direction:column;gap:.75rem}.alert-moderation{background:#f43f5e1f;border:1px solid rgba(244,63,94,.3);color:#fb7185;padding:.75rem 1rem;border-radius:var(--radius-md);font-size:.85rem;line-height:1.4}@media (max-width: 640px){.modal-backdrop{padding:.75rem}.modal-card{padding:1.15rem;max-height:88vh}}.share-dropdown-wrapper{position:relative;display:inline-block}.share-popover{position:absolute;bottom:calc(100% + 8px);right:0;background:var(--bg-card);border:1px solid var(--border-medium);border-radius:var(--radius-md);box-shadow:0 10px 25px -5px #0003,0 8px 10px -6px #0000001a;padding:.4rem;display:none;flex-direction:column;gap:.2rem;min-width:165px;z-index:100;backdrop-filter:blur(8px)}.tool-hero-bar .share-popover{top:calc(100% + 8px);bottom:auto}.share-popover.is-open{display:flex}.share-item{display:flex;align-items:center;gap:.6rem;padding:.5rem .75rem;border-radius:var(--radius-sm);color:var(--text-main);text-decoration:none;font-size:.85rem;font-weight:500;background:transparent;border:none;cursor:pointer;width:100%;text-align:left;transition:background var(--transition-fast),color var(--transition-fast)}.share-item:hover{background:var(--bg-hover);color:var(--primary)}.video-workspace-wrap{display:flex;flex-direction:column;gap:1.25rem;width:100%}.video-player-container{position:relative;width:100%;max-width:680px;background:#000;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto}.video-player-el{width:100%;max-height:440px;object-fit:contain;background:#000;display:block}.video-timeline-box{width:100%;background:var(--bg-surface-elevated);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:1rem;display:flex;flex-direction:column;gap:.85rem}.video-timeline-header{display:flex;align-items:center;justify-content:space-between;font-size:.82rem;font-weight:600;color:var(--text-main)}.timeline-timecode-badge{font-family:var(--font-mono);font-size:.82rem;background:#0d94881f;color:var(--primary);border:1px solid rgba(13,148,136,.25);padding:.2rem .55rem;border-radius:var(--radius-sm);font-weight:700}.video-range-slider-wrap{position:relative;width:100%;display:flex;flex-direction:column;gap:.4rem}.video-dual-range{position:relative;height:8px;background:var(--border-medium);border-radius:var(--radius-full)}.video-range-highlight{position:absolute;top:0;bottom:0;background:linear-gradient(90deg,#0d9488,#14b8a6);border-radius:var(--radius-full);pointer-events:none}.video-time-inputs-row{display:grid;grid-template-columns:1fr 1fr;gap:.85rem}.video-time-col{display:flex;flex-direction:column;gap:.35rem}.video-time-col label{font-size:.78rem;font-weight:650;color:var(--text-muted)}.video-playback-controls{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-top:.25rem}.btn-video-play{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.45rem 1.15rem;border-radius:var(--radius-full);background:var(--bg-card);border:1px solid var(--border-medium);color:var(--text-main);font-size:.84rem;font-weight:650;cursor:pointer;transition:all var(--transition-fast)}.btn-video-play:hover{background:var(--primary);border-color:var(--primary);color:#fff}.video-progress-bar-wrap{width:100%;background:var(--bg-surface-elevated);border-radius:var(--radius-full);height:8px;overflow:hidden;margin-top:.5rem;display:none}.video-progress-bar-fill{width:0%;height:100%;background:linear-gradient(90deg,#0d9488,#ff5a36);transition:width .15s ease}.audio-preview-card{width:100%;max-width:520px;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);padding:2rem 1.5rem;box-shadow:var(--shadow-md);display:flex;flex-direction:column;align-items:center;gap:1.25rem;text-align:center}.audio-player-element{width:100%;outline:none;border-radius:var(--radius-full)}.markdown-studio-container{display:flex;flex-direction:column;width:100%;height:calc(100vh - 70px);min-height:640px;max-height:920px;background:var(--bg-main);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);overflow:hidden;position:relative;box-shadow:var(--shadow-lg)}.md-studio-navbar{height:54px;background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;z-index:20;gap:.75rem}.md-nav-left,.md-nav-right{display:flex;align-items:center;gap:.5rem}.md-nav-center{flex:1;max-width:360px}.md-search-box{display:flex;align-items:center;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:4px 10px;gap:6px;color:var(--text-muted);transition:var(--transition-fast)}.md-search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-glow);color:var(--text-main)}.md-search-box input{background:transparent;border:none;color:var(--text-main);font-size:.825rem;outline:none;width:100%;font-family:inherit}.md-search-count{font-size:.7rem;background:var(--primary-glow);color:var(--primary-light);padding:2px 6px;border-radius:var(--radius-sm);font-weight:600;white-space:nowrap}.md-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:var(--radius-sm);font-size:.8rem;font-weight:500;cursor:pointer;border:1px solid transparent;transition:var(--transition-fast);font-family:inherit;white-space:nowrap}.md-btn-primary{background:var(--primary);color:#fff}.md-btn-primary:hover{background:var(--primary-hover);box-shadow:0 2px 8px var(--primary-glow)}.md-btn-ghost{background:var(--bg-surface-elevated);color:var(--text-main);border-color:var(--border-subtle)}.md-btn-ghost:hover{background:var(--bg-card-hover);border-color:var(--border-medium)}.md-btn-warning{background:#f59e0b26;color:#fbbf24;border-color:#f59e0b4d}.md-btn-warning:hover{background:#f59e0b40}.md-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-sm);background:transparent;border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;transition:var(--transition-fast)}.md-icon-btn:hover{background:var(--bg-surface-elevated);color:var(--text-main);border-color:var(--border-medium)}.md-icon-btn.active{background:var(--primary-glow);color:var(--primary-light);border-color:var(--primary)}.md-icon-btn.sm{width:26px;height:26px;font-size:.8rem}.md-divider{width:1px;height:20px;background:var(--border-subtle);margin:0 2px}.md-zoom-controls{display:flex;align-items:center;gap:4px;background:var(--bg-surface-elevated);padding:2px 6px;border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.md-zoom-level{font-size:.75rem;font-weight:600;color:var(--text-muted);min-width:42px;text-align:center}.md-badge-dot{width:7px;height:7px;background:#ef4444;border-radius:50%;display:inline-block;margin-left:2px}.md-main-layout{display:flex;flex:1;overflow:hidden;position:relative}.md-sidebar{width:280px;background:var(--bg-surface);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;transition:width .2s ease,transform .2s ease;overflow:hidden;flex-shrink:0}.md-sidebar.collapsed{width:0;border-right:none}.md-sidebar-tabs{display:flex;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface-elevated)}.md-tab-btn{flex:1;padding:8px;font-size:.8rem;font-weight:600;background:transparent;border:none;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;transition:var(--transition-fast)}.md-tab-btn.active{color:var(--primary-light);border-bottom-color:var(--primary);background:var(--bg-surface)}.md-sidebar-pane{flex:1;overflow-y:auto;padding:.75rem;display:none}.md-sidebar-pane.active{display:block}.toc-list{list-style:none;padding:0;margin:0}.toc-item{display:block;padding:5px 8px;border-radius:var(--radius-sm);font-size:.8rem;color:var(--text-muted);text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:var(--transition-fast)}.toc-item:hover{background:var(--bg-surface-elevated);color:var(--text-main)}.toc-item.active{background:var(--primary-glow);color:var(--primary-light);font-weight:600}.toc-level-1{padding-left:8px;font-weight:600}.toc-level-2{padding-left:18px}.toc-level-3{padding-left:28px;font-size:.75rem}.toc-level-4{padding-left:38px;font-size:.72rem}.file-pane-actions{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-subtle)}.file-pane-title{font-size:.75rem;font-weight:600;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-sort-files{background:transparent;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:2px 6px;font-size:.7rem;color:var(--text-muted);cursor:pointer}.btn-sort-files:hover{background:var(--bg-surface-elevated);color:var(--text-main)}.file-item{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:var(--radius-sm);font-size:.8rem;color:var(--text-muted);cursor:pointer;transition:var(--transition-fast)}.file-item:hover{background:var(--bg-surface-elevated);color:var(--text-main)}.file-item.active{background:var(--primary-glow);color:var(--primary-light);font-weight:600}.md-scroll-viewport{flex:1;overflow-y:auto;padding:1.5rem;scroll-behavior:smooth;position:relative;background:var(--bg-main)}.md-doc-wrapper{max-width:1040px;margin:0 auto;transition:max-width .2s ease,transform .15s ease;transform-origin:top center}.md-doc-wrapper.is-full-width{max-width:100%!important}.md-doc-info{display:inline-flex;align-items:center;gap:6px;flex-shrink:0}.md-doc-title-badge{font-size:.78rem;font-weight:500;color:var(--text-main);max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:4px 10px;background:var(--bg-surface-elevated);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);height:32px;display:inline-flex;align-items:center}.md-doc-title-badge span#md-meta-filename{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.md-doc-meta-pill{font-size:.72rem;font-weight:550;color:var(--text-muted);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:2px 8px;height:28px;display:inline-flex;align-items:center;white-space:nowrap}@media (max-width: 1350px){.md-meta-extra{display:none!important}}@media (max-width: 992px){.md-doc-meta-pill{display:none!important}.md-doc-title-badge{max-width:140px}}@media (max-width: 640px){.md-doc-info{display:none!important}}.markdown-body{color:var(--text-main);line-height:1.7;font-size:.95rem}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4{color:var(--text-main);margin-top:1.5rem;margin-bottom:.75rem;font-weight:700;letter-spacing:-.015em;scroll-margin-top:20px}.markdown-body h1{font-size:1.75rem;border-bottom:1px solid var(--border-subtle);padding-bottom:.5rem}.markdown-body h2{font-size:1.35rem;border-bottom:1px solid var(--border-subtle);padding-bottom:.4rem}.markdown-body h3{font-size:1.15rem}.markdown-body p,.markdown-body ul,.markdown-body ol{margin-bottom:1rem}.markdown-body hr{border:none;border-top:1px solid var(--border-subtle);margin:1.5rem 0}.markdown-body a{color:var(--primary-light);text-decoration:none}.markdown-body a:hover{text-decoration:underline}.markdown-body table{width:100%;border-collapse:collapse;margin:1rem 0;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-subtle);font-size:.85rem}.markdown-body th,.markdown-body td{padding:8px 12px;border:1px solid var(--border-subtle);text-align:left}.markdown-body th{background:var(--bg-surface-elevated);font-weight:600;color:var(--text-main)}.markdown-body tr:nth-child(2n){background:#ffffff05}.code-block-wrapper{background:#0f141c;border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin:1rem 0;overflow:hidden}.code-block-header{display:flex;justify-content:space-between;align-items:center;background:#ffffff12;padding:6px 12px;font-size:.74rem;font-family:var(--font-mono);color:#94a3b8;border-bottom:1px solid rgba(255,255,255,.1)}.btn-copy-code{background:#ffffff1f;border:1px solid rgba(255,255,255,.25);border-radius:6px;color:#fff;font-size:.74rem;font-weight:600;padding:3px 10px;cursor:pointer;display:inline-flex;align-items:center;gap:5px;transition:all .2s ease;box-shadow:0 1px 4px #00000040}.btn-copy-code:hover{background:#0d9488;border-color:#0d9488;color:#fff;transform:translateY(-1px);box-shadow:0 3px 10px #0d948866}.btn-copy-code.copied{background:#10b981!important;border-color:#10b981!important;color:#fff!important}.code-block-wrapper pre{margin:0;padding:.85rem;overflow-x:auto;font-size:.825rem;font-family:var(--font-mono);background:transparent!important}.markdown-alert{padding:.85rem 1.15rem;margin:1rem 0;border-radius:var(--radius-md);border-left:4px solid var(--primary);background:var(--bg-surface)}.markdown-alert-title{display:flex;align-items:center;gap:6px;font-weight:700;font-size:.85rem;margin-bottom:.35rem}.markdown-alert-note{border-left-color:#38bdf8;background:#38bdf814}.markdown-alert-tip{border-left-color:#34d399;background:#34d39914}.markdown-alert-important{border-left-color:#a855f7;background:#a855f714}.markdown-alert-warning{border-left-color:#f59e0b;background:#f59e0b14}.markdown-alert-caution{border-left-color:#ef4444;background:#ef444414}.mermaid-wrapper{display:flex;justify-content:center;align-items:center;margin:1.5rem 0;padding:1rem;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);overflow-x:auto}.mermaid-wrapper svg{max-width:100%;height:auto}.mermaid-error{flex-direction:column;background:#ef444414;border-color:#ef44444d}mark.search-highlight{background:#fbbf2459;color:inherit;border-radius:2px;padding:0 2px}mark.search-highlight.current{background:#f59e0b;color:#000;font-weight:700}.md-back-to-top{position:absolute;bottom:20px;right:20px;width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#0d9488,#0f766e);color:#fff;border:1px solid rgba(255,255,255,.35);font-size:1rem;cursor:pointer;box-shadow:0 4px 14px #0d948859;display:flex;align-items:center;justify-content:center;transition:var(--transition-fast);z-index:30}.md-back-to-top:hover{background:#ff5a36;border-color:#ff5a36;color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px #ff5a3666}.md-modal-overlay{position:fixed;inset:0;background:#000000b3;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.md-modal-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);max-width:540px;width:100%;box-shadow:var(--shadow-lg);overflow:hidden}.md-modal-header{display:flex;justify-content:space-between;align-items:center;padding:.85rem 1.25rem;border-bottom:1px solid var(--border-subtle)}.md-modal-header h3{margin:0;font-size:1rem;color:var(--text-main)}.md-modal-body{padding:1.25rem;max-height:60vh;overflow-y:auto}.md-modal-footer{display:flex;justify-content:flex-end;gap:.5rem;padding:.75rem 1.25rem;border-top:1px solid var(--border-subtle);background:var(--bg-surface-elevated)}.fix-issue-list{display:flex;flex-direction:column;gap:.5rem;margin-top:.75rem}.fix-issue-item{display:flex;align-items:flex-start;gap:8px;padding:8px 10px;border-radius:var(--radius-sm);background:#ef444414;border:1px solid rgba(239,68,68,.2);font-size:.8rem;color:var(--text-main)}.fix-issue-item.fix-ready{background:#10b98114;border-color:#10b98140}.hidden{display:none!important}#pdf-workspace-section{gap:1.25rem}.pdf-studio-container{display:flex;flex-direction:column;width:100%;height:calc(100vh - 70px);min-height:640px;max-height:920px;background:var(--bg-main);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);overflow:hidden;position:relative;box-shadow:var(--shadow-lg)}.pdf-studio-navbar{height:54px;background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;z-index:20;gap:.75rem;flex-shrink:0}.pdf-nav-left,.pdf-nav-right{display:flex;align-items:center;gap:6px}.pdf-nav-center{display:flex;align-items:center;justify-content:center;flex:1}.pdf-doc-info{display:flex;align-items:center}.pdf-doc-title-badge{font-size:.78rem;font-weight:500;color:var(--text-main);max-width:none;white-space:nowrap;padding:4px 12px;background:var(--bg-surface-elevated);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);height:32px;display:inline-flex;align-items:center}.pdf-page-nav-badge{display:inline-flex;align-items:center;gap:4px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);padding:0 4px;border-radius:var(--radius-sm);height:32px}.pdf-nav-page-btn{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;transition:var(--transition-fast)}.pdf-nav-page-btn:hover{background:var(--bg-card-hover);color:var(--text-main)}.pdf-page-indicator{font-size:.78rem;font-weight:600;color:var(--text-main);min-width:52px;text-align:center;padding:0 4px}.md-zoom-controls{display:inline-flex;align-items:center;gap:2px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);padding:0 4px;border-radius:var(--radius-sm);height:32px}.md-zoom-btn{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;font-size:.95rem;font-weight:600;transition:var(--transition-fast)}.md-zoom-btn:hover{background:var(--bg-card-hover);color:var(--text-main)}.md-zoom-level{font-size:.75rem;font-weight:600;color:var(--text-muted);min-width:44px;text-align:center;cursor:pointer}.pdf-main-layout{display:flex;flex:1;overflow:hidden;position:relative}.pdf-sidebar{width:240px;min-width:240px;max-width:240px;background:var(--bg-surface);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;transition:margin-left .22s cubic-bezier(.4,0,.2,1);overflow:hidden;flex-shrink:0;z-index:10}.pdf-sidebar.collapsed{margin-left:-240px}.pdf-sidebar-tabs{display:flex;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface-elevated)}.pdf-tab-btn{flex:1;padding:8px 10px;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--text-muted);font-size:.8rem;font-weight:600;cursor:pointer;font-family:inherit;transition:var(--transition-fast)}.pdf-tab-btn:hover{color:var(--text-main)}.pdf-tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);background:var(--bg-surface)}.pdf-sidebar-pane{display:none;flex:1;overflow-y:auto;padding:12px}.pdf-sidebar-pane.active{display:flex;flex-direction:column}.pdf-empty-hint{display:flex;flex-direction:column;align-items:center;text-align:center;padding:1.25rem .5rem;color:var(--text-muted);font-size:.8rem;line-height:1.5}.pdf-hint-icon{font-size:1.8rem;margin-bottom:.5rem;opacity:.8}.pdf-quick-actions{display:flex;flex-direction:column;gap:.5rem;width:100%;margin-top:1rem}.pdf-action-card{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-main);font-size:.8rem;cursor:pointer;transition:var(--transition-fast);text-align:left}.pdf-action-card:hover{border-color:var(--primary);background:var(--bg-card-hover);color:var(--primary)}.pdf-prop-group{display:flex;flex-direction:column;gap:.75rem;padding-bottom:1rem;border-bottom:1px solid var(--border-subtle);margin-bottom:1rem}.pdf-prop-heading{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;font-weight:700;color:var(--text-muted)}.pdf-prop-item{display:flex;flex-direction:column;gap:4px}.pdf-prop-item label{font-size:.75rem;color:var(--text-muted);font-weight:500}.pdf-prop-row{display:flex;align-items:center;gap:8px}.pdf-select,.pdf-input{width:100%;padding:5px 8px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-main);font-size:.8rem;font-family:inherit;outline:none}.pdf-select:focus,.pdf-input:focus{border-color:var(--primary)}.pdf-color-picker{width:36px;height:30px;padding:0;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);cursor:pointer;background:none}.pdf-color-row{display:flex;align-items:center;gap:8px}.pdf-btn-row{display:flex;align-items:center;gap:4px}.pdf-fmt-btn{flex:1;height:28px;display:inline-flex;align-items:center;justify-content:center;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-main);cursor:pointer;font-size:.85rem;transition:var(--transition-fast)}.pdf-fmt-btn:hover{background:var(--bg-card-hover);border-color:var(--border-medium)}.pdf-fmt-btn.active{background:var(--primary-glow);color:var(--primary);border-color:var(--primary)}.pdf-range{width:100%;accent-color:var(--primary)}.pdf-btn-xs{font-size:.72rem;padding:3px 6px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer}.pdf-btn-xs:hover{color:var(--text-main);border-color:var(--border-medium)}.pdf-btn-column{display:flex;flex-direction:column;gap:6px}.pdf-btn-action{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-main);font-size:.78rem;cursor:pointer;transition:var(--transition-fast)}.pdf-btn-action:hover{background:var(--bg-card-hover);border-color:var(--border-medium)}.pdf-btn-action.danger:hover{background:#ef444426;border-color:#ef4444;color:#ef4444}.pdf-btn-action kbd{font-size:.7rem;color:var(--text-muted);background:var(--bg-surface);padding:2px 4px;border-radius:3px;border:1px solid var(--border-subtle)}.pdf-page-thumbnails-list{display:flex;flex-direction:column;gap:8px}.pdf-page-card{padding:8px 10px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-main);font-size:.8rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;transition:var(--transition-fast)}.pdf-page-card:hover{border-color:var(--border-medium)}.pdf-page-card.active{border-color:var(--primary);background:var(--primary-glow);color:var(--primary);font-weight:600}.pdf-scroll-viewport{flex:1;overflow:auto;position:relative;background:var(--bg-main);display:flex;align-items:flex-start;justify-content:center;padding:2rem;user-select:none}.pdf-drop-zone{display:flex;align-items:center;justify-content:center;width:100%;height:100%;min-height:480px}.pdf-drop-modal{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:420px;padding:2.5rem 2rem;background:var(--bg-surface);border:2px dashed var(--border-medium);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:var(--transition-fast)}.pdf-drop-zone.dragover .pdf-drop-modal{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-glow);background:var(--bg-surface-elevated)}.pdf-drop-icon{font-size:3rem;margin-bottom:1rem}.pdf-drop-modal h3{font-size:1.15rem;font-weight:600;color:var(--text-main);margin-bottom:.5rem}.pdf-drop-modal p{font-size:.85rem;color:var(--text-muted);line-height:1.5}.pdf-drop-badge{display:inline-flex;align-items:center;gap:6px;margin-top:1.25rem;padding:6px 14px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:9999px;font-size:.78rem;color:var(--text-muted)}.pdf-drop-badge svg{color:var(--primary)}.pdf-workspace-stage{position:relative;display:flex;align-items:center;justify-content:center;margin:auto}.pdf-page-container{position:relative;background:#fff;box-shadow:0 4px 20px #00000040;border-radius:2px}.pdf-canvas{display:block}.pdf-guides-canvas{position:absolute;top:0;left:0;pointer-events:none;z-index:5}.pdf-annotation-layer{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;overflow:visible}.annotation-box{position:absolute;cursor:move;border:1px dashed transparent;box-sizing:border-box;display:flex;align-items:center}.annotation-box:hover{border-color:#0d948866}.annotation-box.selected{border:1.5px solid var(--primary);box-shadow:0 0 0 1px #0d948833}.annotation-box .text-content{width:100%;height:100%;outline:none;word-break:break-word;white-space:pre-wrap;line-height:1.25;padding:2px 4px}.annotation-box .image-content{width:100%;height:100%;object-fit:contain;pointer-events:none}.annotation-box .handle{position:absolute;width:8px;height:8px;background:#fff;border:1.5px solid var(--primary);border-radius:1px;display:none;z-index:12}.annotation-box.selected .handle{display:block}.annotation-box .handle.nw{top:-4px;left:-4px;cursor:nwse-resize}.annotation-box .handle.ne{top:-4px;right:-4px;cursor:nesw-resize}.annotation-box .handle.se{bottom:-4px;right:-4px;cursor:nwse-resize}.annotation-box .handle.sw{bottom:-4px;left:-4px;cursor:nesw-resize}.pdf-modal-overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:1rem}.pdf-modal-card{width:100%;max-width:500px;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;display:flex;flex-direction:column}.pdf-modal-header{padding:12px 16px;border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between}.pdf-modal-header h3{font-size:1rem;font-weight:600;color:var(--text-main)}.pdf-modal-body{padding:16px;display:flex;flex-direction:column;gap:12px}.pdf-sig-wrapper{background:#fff;border:1px solid var(--border-subtle);border-radius:var(--radius-md);overflow:hidden}.pdf-sig-wrapper canvas{display:block;width:100%;cursor:crosshair}.pdf-sig-toolbar{display:flex;align-items:center;justify-content:space-between}.pdf-sig-colors{display:flex;gap:8px}.pdf-color-dot{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform .15s ease}.pdf-color-dot.active{border-color:#fff;box-shadow:0 0 0 2px var(--primary);transform:scale(1.1)}.pdf-modal-footer{padding:12px 16px;border-top:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:flex-end;gap:8px;background:var(--bg-surface-elevated)}.pdf-toast{position:absolute;bottom:20px;right:20px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);color:var(--text-main);padding:8px 14px;border-radius:var(--radius-md);font-size:.8rem;box-shadow:var(--shadow-md);z-index:100;opacity:0;transform:translateY(8px);pointer-events:none;transition:opacity .2s ease,transform .2s ease}.pdf-toast.show{opacity:1;transform:translateY(0)}.photo-sidebar{width:25%;flex:0 0 25%;min-width:280px;max-width:450px;height:100%;background:var(--bg-surface);border-right:1px solid var(--border-subtle);display:flex;flex-direction:column;flex-shrink:0;z-index:10;transition:width .25s cubic-bezier(.16,1,.3,1),flex-basis .25s cubic-bezier(.16,1,.3,1),min-width .25s cubic-bezier(.16,1,.3,1),opacity .2s ease,border-color .2s ease;overflow:hidden}.photo-sidebar.is-collapsed{width:0!important;flex:0 0 0!important;min-width:0!important;max-width:0!important;border-right-color:transparent;opacity:0;pointer-events:none}.photo-sidebar.is-disabled .photo-pane-content{opacity:.4;filter:grayscale(30%);pointer-events:none;user-select:none;cursor:not-allowed;transition:opacity .25s ease,filter .25s ease}.photo-sidebar.is-disabled .photo-preset-card,.photo-sidebar.is-disabled .photo-color-chip,.photo-sidebar.is-disabled .photo-color-picker,.photo-sidebar.is-disabled .photo-hex-input,.photo-sidebar.is-disabled .photo-btn-xs,.photo-sidebar.is-disabled .photo-select,.photo-sidebar.is-disabled .photo-range,.photo-sidebar.is-disabled .photo-step-item,.photo-sidebar.is-disabled .photo-btn-step{pointer-events:none!important;cursor:not-allowed!important}.photo-stepper-header{display:flex;align-items:center;justify-content:space-between;padding:.45rem .65rem;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface-elevated);flex-shrink:0;gap:.2rem}.photo-step-item{display:flex;align-items:center;gap:.4rem;border:none;background:transparent;color:var(--text-muted);font-size:.74rem;font-weight:500;cursor:pointer;padding:.25rem .4rem;border-radius:var(--radius-sm, 6px);transition:all var(--transition-fast, .15s ease)}.photo-step-item:hover:not(:disabled){color:var(--text-main);background:var(--bg-card-hover, rgba(255, 255, 255, .05))}.photo-step-item:disabled{opacity:.45;cursor:not-allowed!important}.photo-step-item:disabled .photo-step-badge{background:var(--bg-surface, #1e293b);color:var(--text-muted, #64748b);border-color:var(--border-subtle, #334155);box-shadow:none}.photo-step-item:disabled:hover{background:transparent!important;color:var(--text-muted)!important}.photo-step-badge{width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;background:var(--bg-surface);color:var(--text-muted);border:1.5px solid var(--border-subtle);transition:all var(--transition-fast, .15s ease);flex-shrink:0}.photo-step-label{white-space:nowrap}.photo-step-item.active{color:var(--text-main);font-weight:600}.photo-step-item.active .photo-step-badge{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 0 6px #3b82f659}.photo-step-item.is-completed .photo-step-badge{background:var(--success, #16a34a);color:#fff;border-color:var(--success, #16a34a)}.photo-step-connector{flex:1;height:2px;background:var(--border-subtle);min-width:6px;border-radius:1px;transition:background .2s ease}.photo-step-connector.is-completed{background:var(--success, #16a34a)}.photo-sidebar-tabs{display:flex;height:40px;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface-elevated);flex-shrink:0}.photo-tab-btn{flex:1;border:none;background:transparent;color:var(--text-muted);font-size:.75rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;border-bottom:2px solid transparent;transition:var(--transition-fast)}.photo-tab-btn:hover{color:var(--text-main);background:var(--bg-card-hover)}.photo-tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);background:var(--bg-surface)}.photo-sidebar-pane{display:none;flex:1;overflow-y:auto;padding:.85rem}.photo-sidebar-pane.active{display:block}.photo-pane-content{display:flex;flex-direction:column;gap:.5rem}.photo-group-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.6px;font-weight:700;color:var(--text-muted);margin-bottom:.35rem;display:block}.photo-preset-list{display:flex;flex-direction:column;gap:.45rem}.photo-preset-card{display:flex;flex-direction:column;gap:2px;padding:.55rem .7rem;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);text-align:left;cursor:pointer;transition:var(--transition-fast)}.photo-preset-card:hover{border-color:var(--primary);background:var(--bg-card-hover)}.photo-preset-card.active{border-color:var(--primary);background:#2563eb14;box-shadow:0 0 0 1px var(--primary)}.photo-preset-header{display:flex;justify-content:space-between;align-items:center}.photo-preset-name{font-size:.82rem;font-weight:600;color:var(--text-main)}.photo-preset-tag{font-size:.65rem;font-weight:600;padding:2px 5px;border-radius:var(--radius-sm);background:var(--bg-surface);border:1px solid var(--border-subtle);color:var(--text-muted)}.photo-preset-tag.popular{background:var(--primary);color:#fff;border-color:var(--primary)}.photo-preset-dim{font-size:.7rem;color:var(--text-muted)}.photo-guideline-box{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:.75rem;margin-top:.75rem}.photo-guide-title{font-size:.75rem;font-weight:700;color:var(--text-main);display:block;margin-bottom:.4rem}.photo-guide-list{margin:0;padding-left:1.1rem;font-size:.72rem;color:var(--text-muted);line-height:1.45}.photo-backdrop-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.45rem}.photo-color-chip{display:flex;align-items:center;gap:6px;padding:.5rem .55rem;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast)}.photo-color-chip:hover:not(:disabled){border-color:var(--primary);background:var(--bg-card-hover)}.photo-color-chip:disabled{opacity:.45;cursor:not-allowed!important;pointer-events:none}.photo-color-chip.active{border-color:var(--primary);background:#2563eb14;font-weight:600;box-shadow:0 0 0 1px var(--primary)}.chip-color-preview{width:14px;height:14px;border-radius:50%;flex-shrink:0}.chip-color-preview.preview-none{background:repeating-conic-gradient(#94a3b8 0% 25%,transparent 0% 50%) 50% / 6px 6px;border:1px solid var(--border-subtle)}.chip-label{font-size:.72rem;color:var(--text-main);white-space:nowrap}.photo-custom-color-row{display:flex;align-items:center;gap:.5rem;width:100%}.photo-color-picker{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:32px;height:32px;min-width:32px;max-width:32px;flex-shrink:0;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);cursor:pointer;padding:0;background:transparent;overflow:hidden;box-shadow:0 1px 2px #0000000d;transition:border-color var(--transition-fast),transform var(--transition-fast)}.photo-color-picker:hover{border-color:var(--primary);transform:scale(1.04)}.photo-color-picker::-webkit-color-swatch-wrapper{padding:0}.photo-color-picker::-webkit-color-swatch{border:none}.photo-color-picker::-moz-color-swatch{border:none}.photo-hex-input{flex:1;min-width:0;height:32px;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:0 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:.78rem;font-weight:500;letter-spacing:.5px;background:var(--bg-surface-elevated);color:var(--text-main);text-transform:uppercase;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.photo-hex-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px #2563eb26}.photo-btn-xs{height:32px;padding:0 12px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;cursor:pointer;flex-shrink:0;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;transition:var(--transition-fast)}.photo-btn-xs:hover{background:var(--primary-hover)}.photo-btn-xs:active{transform:translateY(1px)}.photo-ctrl-group{margin-bottom:.85rem}.photo-ctrl-label{font-size:.78rem;font-weight:600;color:var(--text-main);margin-bottom:.35rem;display:block}.photo-select{width:100%;height:34px;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--bg-surface-elevated);color:var(--text-main);padding:0 8px;font-size:.78rem}.photo-range{width:100%;accent-color:var(--primary)}.photo-info-card{background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:.75rem;font-size:.74rem;display:flex;flex-direction:column;gap:.5rem}.photo-info-row{display:flex;justify-content:space-between;align-items:center;color:var(--text-muted)}.photo-info-row strong{color:var(--text-main);font-weight:600}.photo-step-nav-footer{margin-top:1rem;padding-top:.85rem;border-top:1px solid var(--border-subtle);display:flex;flex-direction:column;gap:.5rem}.photo-step-nav-split{flex-direction:row;justify-content:space-between;align-items:center}.photo-btn-step{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;font-size:.78rem;font-weight:600;padding:.55rem .8rem;border-radius:var(--radius-sm, 6px);cursor:pointer;border:1px solid transparent;transition:all var(--transition-fast, .15s ease)}.photo-btn-step-primary{background:var(--primary);color:#fff;width:100%}.photo-btn-step-primary:hover:not(:disabled){filter:brightness(1.1);box-shadow:0 2px 8px #3b82f64d}.photo-btn-step-outline{background:var(--bg-surface-elevated);border-color:var(--border-subtle);color:var(--text-muted);flex:0 0 auto}.photo-btn-step-outline:hover:not(:disabled){color:var(--text-main);background:var(--bg-card-hover, rgba(255, 255, 255, .08));border-color:var(--border-focus, #3b82f6)}.photo-step-nav-split .photo-btn-step-primary,.photo-step-nav-split .photo-btn-step-download{flex:1}.photo-btn-step-download{background:var(--success, #16a34a);color:#fff;box-shadow:0 2px 8px #16a34a40}.photo-btn-step-download:hover:not(:disabled){filter:brightness(1.08);box-shadow:0 4px 12px #16a34a59}.photo-btn-step:disabled{opacity:.45;cursor:not-allowed!important;filter:grayscale(.5);box-shadow:none!important}.photo-png-notice{font-size:.72rem;line-height:1.4;color:var(--text-muted);background:var(--bg-card, rgba(255, 255, 255, .03));border:1px dashed var(--border-subtle);border-radius:var(--radius-sm, 6px);padding:.45rem .6rem;margin-top:.35rem}.photo-step-locked-notice{font-size:.73rem;line-height:1.45;color:var(--warning, #f59e0b);background:#f59e0b14;border:1px solid rgba(245,158,11,.25);border-radius:var(--radius-sm, 6px);padding:.5rem .65rem;margin-bottom:.75rem;display:flex;align-items:flex-start;gap:.45rem}.photo-custom-color-row input:disabled,.photo-custom-color-row button:disabled{opacity:.45;cursor:not-allowed!important;pointer-events:none}.photo-scroll-viewport{flex:1;overflow:auto;display:flex;align-items:center;justify-content:center;background:radial-gradient(var(--border-subtle) 1px,transparent 1px);background-size:16px 16px;background-color:var(--bg-main);padding:2rem;position:relative}.photo-drop-zone{display:flex;align-items:center;justify-content:center;width:100%;height:100%}.photo-drop-modal{text-align:center;max-width:440px;padding:2.5rem 2rem;border:2px dashed var(--border-subtle);border-radius:var(--radius-lg);background:var(--bg-surface);box-shadow:var(--shadow-sm);transition:var(--transition-fast)}.photo-drop-modal:hover{border-color:var(--primary)}.photo-drop-icon{font-size:2.5rem;margin-bottom:.75rem}.photo-drop-modal h3{font-size:1.15rem;font-weight:700;margin-bottom:.5rem;color:var(--text-main)}.photo-drop-modal p{font-size:.82rem;color:var(--text-muted);line-height:1.5;margin-bottom:1.25rem}.photo-drop-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-md);background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);font-size:.78rem;font-weight:500;color:var(--primary);cursor:pointer;transition:var(--transition-fast)}.photo-drop-badge:hover{background:var(--bg-card-hover);border-color:var(--primary)}.photo-workspace-stage{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem}.photo-canvas-card{display:inline-flex;flex-direction:column;align-items:center;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:0 10px 30px #0000001f;overflow:hidden;transition:transform .2s cubic-bezier(.16,1,.3,1)}.photo-canvas-wrapper{padding:14px;background:#f8fafc;border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:center}[data-theme=dark] .photo-canvas-wrapper{background:#090d16}.photo-stage-canvas{display:block;max-width:100%;height:auto;border-radius:2px;box-shadow:0 4px 12px #00000026}.photo-canvas-footer{width:100%;display:flex;justify-content:space-between;align-items:center;padding:8px 14px;font-size:.75rem;background:var(--bg-surface)}.photo-dim-indicator{color:var(--text-main);font-weight:600}.photo-status-indicator{color:var(--success, #16a34a);font-weight:500}.photo-toast{position:absolute;top:1.5rem;left:50%;transform:translate(-50%) translateY(-12px);background:#0f172aeb;color:#fff;padding:10px 22px;border-radius:var(--radius-md, 8px);font-size:.82rem;font-weight:600;letter-spacing:.25px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.16);box-shadow:0 10px 28px #00000061;pointer-events:none;opacity:0;transition:opacity .22s cubic-bezier(.16,1,.3,1),transform .22s cubic-bezier(.16,1,.3,1);z-index:70;text-align:center;white-space:nowrap}.photo-toast.show{opacity:1;transform:translate(-50%) translateY(0)}.photo-modal-backdrop{position:absolute;inset:0;background:#0f172aa6;backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;padding:1rem;animation:photoFadeIn .15s ease-out}@keyframes photoFadeIn{0%{opacity:0}to{opacity:1}}.photo-modal-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:0 20px 40px #00000040;max-width:440px;width:100%;overflow:hidden;display:flex;flex-direction:column;animation:photoSlideUp .2s cubic-bezier(.16,1,.3,1)}@keyframes photoSlideUp{0%{transform:translateY(12px) scale(.97);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}.photo-modal-header{display:flex;justify-content:space-between;align-items:center;padding:.9rem 1.15rem;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface-elevated)}.photo-modal-title-row{display:flex;align-items:center;gap:.5rem}.photo-modal-icon{font-size:1.15rem}.photo-modal-title{font-size:.92rem;font-weight:700;color:var(--text-main);margin:0}.photo-modal-close{background:transparent;border:none;font-size:1rem;color:var(--text-muted);cursor:pointer;width:28px;height:28px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:var(--transition-fast)}.photo-modal-close:hover{background:var(--bg-card-hover);color:var(--text-main)}.photo-modal-body{padding:1.1rem 1.15rem;display:flex;flex-direction:column;gap:.75rem}.photo-modal-desc{font-size:.8rem;color:var(--text-muted);margin:0;line-height:1.45}.photo-confirm-summary-list{display:flex;flex-direction:column;gap:.45rem}.photo-confirm-item{display:flex;justify-content:space-between;align-items:center;padding:.6rem .8rem;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm)}.photo-confirm-info{display:flex;flex-direction:column;gap:2px}.photo-confirm-label{font-size:.68rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px}.photo-confirm-val{font-size:.82rem;color:var(--text-main);font-weight:600}.photo-confirm-edit-btn{font-size:.72rem;font-weight:600;color:var(--primary);background:transparent;border:1px solid var(--border-subtle);padding:3px 9px;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition-fast)}.photo-confirm-edit-btn:hover{background:#2563eb14;border-color:var(--primary)}.photo-confirm-tip{font-size:.74rem;color:var(--text-muted);line-height:1.4;display:flex;gap:6px;padding:.5rem .75rem;background:#2563eb0a;border:1px dashed var(--border-subtle);border-radius:var(--radius-sm)}.photo-modal-footer{display:flex;justify-content:flex-end;align-items:center;gap:.5rem;padding:.8rem 1.15rem;border-top:1px solid var(--border-subtle);background:var(--bg-surface-elevated)}.photo-sidebar-backdrop{display:none}@media (max-width: 768px){.photo-studio-container{height:75vh;min-height:500px}.photo-studio-navbar{padding:0 .5rem;gap:.35rem}.photo-nav-center,.photo-studio-navbar .md-divider,.md-zoom-controls,#photo-btn-open span,#photo-btn-reset-stage span,#photo-btn-delete-stage span{display:none}.photo-studio-navbar .md-btn{padding:6px 9px}.photo-stage-canvas{max-height:52vh;width:auto;object-fit:contain}.photo-canvas-wrapper{padding:8px}.photo-main-layout{position:relative!important;width:100%!important;overflow:hidden!important}.photo-scroll-viewport{width:100%!important;max-width:100%!important;flex:1 1 100%!important;min-width:0!important;padding:1rem .5rem}.photo-sidebar,.photo-sidebar.is-disabled{position:absolute!important;left:0!important;top:0!important;bottom:0!important;height:100%!important;width:min(85vw,340px)!important;min-width:280px!important;max-width:360px!important;flex:none!important;box-shadow:0 10px 30px #00000059;transition:transform .25s cubic-bezier(.16,1,.3,1),opacity .2s ease!important;z-index:50!important;transform:translate(0)!important;opacity:1!important;visibility:visible!important;pointer-events:auto!important}.photo-sidebar.is-collapsed,.photo-sidebar.is-disabled.is-collapsed{transform:translate(-100%)!important;pointer-events:none!important;visibility:hidden!important;opacity:0!important;border-right-color:transparent!important}.photo-sidebar-backdrop{display:block;position:absolute;inset:0;background:#0f172a8c;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);z-index:45;opacity:0;pointer-events:none;transition:opacity .25s ease}.photo-sidebar:not(.is-collapsed)~.photo-sidebar-backdrop{opacity:1;pointer-events:auto}.photo-doc-info,.photo-spec-badge{display:none!important}.photo-drop-modal{padding:1.5rem 1rem;width:94%}.photo-canvas-card{max-width:95vw}.photo-toast{max-width:90vw;font-size:.78rem;padding:8px 16px;white-space:normal}}@media (max-width: 480px){#photo-btn-export span{display:none}}#photo-workspace-section{display:flex;flex-direction:column;gap:1.25rem}.photo-studio-container{display:flex;flex-direction:column;width:100%;height:calc(100vh - 70px);min-height:640px;max-height:920px;background:var(--bg-main);border-radius:var(--radius-lg);border:1px solid var(--border-subtle);overflow:hidden;position:relative;box-shadow:var(--shadow-lg)}.photo-studio-navbar{height:54px;background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;z-index:20;gap:.75rem;flex-shrink:0}.photo-nav-left,.photo-nav-right{display:flex;align-items:center;gap:6px}.photo-studio-navbar .md-btn:disabled,#photo-btn-export:disabled,#photo-btn-reset-stage:disabled,#photo-btn-delete-stage:disabled,.md-zoom-btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none;filter:grayscale(.6);box-shadow:none}.md-zoom-controls.is-disabled{opacity:.5;pointer-events:none;filter:grayscale(.6)}.photo-sidebar-toggle-btn{position:relative;transition:all var(--transition-fast, .15s ease)}.photo-sidebar-toggle-btn .photo-icon-sidebar-open,.photo-sidebar-toggle-btn .photo-icon-sidebar-closed{display:none}.photo-sidebar-toggle-btn.active{background:var(--primary-glow, rgba(13, 148, 136, .15))!important;color:var(--primary, #0d9488)!important;border-color:var(--primary, #0d9488)!important;box-shadow:0 0 8px #0d948840}.photo-sidebar-toggle-btn.active .photo-icon-sidebar-open{display:block}.photo-sidebar-toggle-btn.active .photo-icon-sidebar-closed{display:none!important}.photo-sidebar-toggle-btn:not(.active){background:transparent;color:var(--text-muted, #64748b);border-color:var(--border-subtle, #cbd5e1);box-shadow:none}.photo-sidebar-toggle-btn:not(.active):hover{background:var(--bg-surface-elevated, #f1f5f9);color:var(--text-main, #0f172a);border-color:var(--border-medium, #94a3b8)}.photo-sidebar-toggle-btn:not(.active) .photo-icon-sidebar-closed{display:block}.photo-sidebar-toggle-btn:not(.active) .photo-icon-sidebar-open{display:none!important}.photo-btn-reset{background:var(--bg-surface-elevated);color:var(--text-main);border:1px solid var(--border-subtle)}.photo-btn-reset:hover:not(:disabled){background:var(--bg-card-hover);border-color:var(--border-medium);color:var(--primary)}.photo-btn-danger{background:#ef444414;color:var(--danger, #ef4444);border:1px solid rgba(239,68,68,.25)}.photo-btn-danger:hover:not(:disabled){background:#ef444429;border-color:var(--danger, #ef4444)}.photo-nav-center{display:flex;align-items:center;justify-content:center;flex:1}.photo-doc-info{display:flex;align-items:center}.photo-doc-title-badge{font-size:.78rem;font-weight:500;color:var(--text-main);white-space:nowrap;padding:4px 12px;background:var(--bg-surface-elevated);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);height:32px;display:inline-flex;align-items:center}.photo-spec-badge{display:inline-flex;align-items:center;padding:4px 14px;background:var(--bg-surface-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);height:32px;font-size:.78rem;font-weight:600;color:var(--primary);letter-spacing:.2px}.photo-main-layout{display:flex;flex:1;position:relative;overflow:hidden;height:calc(100% - 54px)}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}pre code.hljs{display:block;overflow-x:auto;padding:1em}code.hljs{padding:3px 5px}/*!
  Theme: GitHub Dark Dimmed
  Description: Dark dimmed theme as seen on github.com
  Author: github.com
  Maintainer: @Hirse
  Updated: 2021-05-15

  Colors taken from GitHub's CSS
*/.hljs{color:#adbac7;background:#22272e}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#f47067}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#dcbdfb}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#6cb6ff}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#96d0ff}.hljs-built_in,.hljs-symbol{color:#f69d50}.hljs-comment,.hljs-code,.hljs-formula{color:#768390}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#8ddb8c}.hljs-subst{color:#adbac7}.hljs-section{color:#316dca;font-weight:700}.hljs-bullet{color:#eac55f}.hljs-emphasis{color:#adbac7;font-style:italic}.hljs-strong{color:#adbac7;font-weight:700}.hljs-addition{color:#b4f1b4;background-color:#1b4721}.hljs-deletion{color:#ffd8d3;background-color:#78191b}