:root{--bg-primary:#ffffff;--bg-secondary:#f5f5f7;--bg-tertiary:#eeeef0;--surface:#ffffff;--surface-raised:#ffffff;--text-primary:#1e1e20;--text-secondary:#6b6b76;--text-tertiary:#9e9ea8;--text-inverse:#ffffff;--border:#e8e8ec;--border-subtle:#f0f0f4;--accent:#6366f1;--accent-hover:#4f46e5;--accent-subtle:rgba(99,102,241,0.08);--accent-glow:rgba(99,102,241,0.25);--shadow-sm:0 1px 2px rgba(0,0,0,0.04);--shadow-md:0 4px 12px rgba(0,0,0,0.06);--shadow-lg:0 8px 30px rgba(0,0,0,0.08);--shadow-xl:0 20px 60px rgba(0,0,0,0.10);--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:9999px;--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-base:250ms cubic-bezier(0.4,0,0.2,1);--transition-slow:400ms cubic-bezier(0.4,0,0.2,1);--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-mono:"JetBrains Mono","Fira Code","Cascadia Code",monospace}body.dark{--bg-primary:#111114;--bg-secondary:#1a1a1e;--bg-tertiary:#222228;--surface:#1e1e22;--surface-raised:#28282e;--text-primary:#ececf0;--text-secondary:#9e9ea8;--text-tertiary:#6b6b76;--text-inverse:#1e1e20;--border:#2e2e34;--border-subtle:#242428;--accent:#818cf8;--accent-hover:#6366f1;--accent-subtle:rgba(129,140,248,0.1);--accent-glow:rgba(129,140,248,0.2);--shadow-sm:0 1px 2px rgba(0,0,0,0.2);--shadow-md:0 4px 12px rgba(0,0,0,0.3);--shadow-lg:0 8px 30px rgba(0,0,0,0.35);--shadow-xl:0 20px 60px rgba(0,0,0,0.4)}*,:after,:before{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;transition:background var(--transition-base),color var(--transition-base)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}#main-header{justify-content:space-between;padding:0 24px;height:64px;background:var(--bg-primary);border-bottom:1px solid var(--border-subtle);z-index:100;flex-shrink:0;transition:background var(--transition-base),border-color var(--transition-base)}#main-header,.header-left{display:flex;align-items:center}.header-left{gap:10px}.logo-icon{width:36px;height:36px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--accent),#a855f7);color:white;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px var(--accent-glow);transition:transform var(--transition-fast)}.logo-icon:hover{transform:scale(1.05) rotate(-3deg)}.logo-icon .material-symbols-outlined{font-size:20px}.logo-text{font-size:1.2rem;font-weight:700;letter-spacing:-.02em;background:linear-gradient(135deg,#2563eb,#38bdf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-badge{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:2px 8px;border-radius:var(--radius-full);background:var(--accent-subtle);color:var(--accent)}.format-tabs{gap:4px;padding:5px;border-radius:14px;background:var(--bg-secondary);border:1px solid var(--border-subtle);box-shadow:var(--shadow-sm)}.format-tab,.format-tabs{display:flex;align-items:center}.format-tab{gap:7px;padding:8px 18px;border:none;border-radius:10px;background:transparent;color:var(--text-secondary);font-family:var(--font-sans);font-size:.875rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;letter-spacing:.01em}.format-tab .material-symbols-outlined{font-size:17px;opacity:.8}.format-tab:hover:not(:disabled){color:var(--text-primary);background:color-mix(in srgb,var(--accent) 8%,transparent)}.format-tab.active{background:var(--bg-primary);color:var(--text-primary);box-shadow:0 1px 4px rgba(0,0,0,.12),0 0 0 1px rgba(0,0,0,.06);font-weight:600}.format-tab.active .material-symbols-outlined{opacity:1;color:var(--accent)}.format-tab:disabled{opacity:.45;cursor:not-allowed}.format-tab:disabled:hover{background:transparent;color:var(--text-secondary)}.format-tab-badge{display:inline-flex;align-items:center;font-size:.6rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:1px 5px;border-radius:4px;background:color-mix(in srgb,var(--accent) 15%,transparent);color:var(--accent);line-height:1.5;margin-left:2px}.header-right{gap:8px;min-width:200px;justify-content:flex-end}.btn-icon,.header-right{display:flex;align-items:center}.btn-icon{width:40px;height:40px;border-radius:var(--radius-md);border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.btn-icon:hover{background:var(--bg-secondary);color:var(--text-primary);border-color:var(--border)}.btn-icon .material-symbols-outlined{font-size:20px}.btn-export{display:flex;align-items:center;gap:6px;padding:0 14px;height:40px;border:none;border-radius:var(--radius-full);background:transparent;color:var(--text-primary);font-family:var(--font-sans);font-size:.85rem;font-weight:600;cursor:pointer;transition:color var(--transition-fast);box-shadow:none}.btn-export:hover,.dark .btn-export:hover{color:var(--accent);background:transparent;transform:none;box-shadow:none}.btn-export:active{opacity:.7}.btn-export:disabled{opacity:.35;cursor:not-allowed}.btn-export .material-symbols-outlined{font-size:16px}#workspace{flex:1 1;overflow:hidden}#workspace,.editor-pane{display:flex;position:relative}.editor-pane{width:50%;flex-direction:column;background:var(--bg-primary);transition:background var(--transition-base)}.editor-toolbar{gap:4px;padding:10px 24px;border-bottom:1px solid var(--border-subtle);flex-shrink:0}.editor-toolbar,.toolbar-group{display:flex;align-items:center}.toolbar-group{gap:2px}.toolbar-btn{width:34px;height:34px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-tertiary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.toolbar-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.toolbar-btn .material-symbols-outlined{font-size:20px}.toolbar-divider{width:1px;height:20px;background:var(--border);margin:0 6px}.toolbar-spacer{flex:1 1}.toolbar-btn:disabled{opacity:.25;cursor:not-allowed}.toolbar-btn:disabled:hover{background:transparent;color:var(--text-tertiary)}.editor-body{flex:1 1;display:flex;overflow:hidden;position:relative}.line-numbers{width:48px;padding:20px 10px 20px 0;text-align:right;font-size:.8rem;color:var(--text-tertiary);-webkit-user-select:none;-moz-user-select:none;user-select:none;overflow:hidden;flex-shrink:0;opacity:.5}.editor-textarea,.line-numbers{font-family:var(--font-mono);line-height:1.75}.editor-textarea{flex:1 1;padding:20px 24px 20px 8px;border:none;outline:none;resize:none;background:transparent;color:var(--text-primary);font-size:.9rem;-moz-tab-size:4;tab-size:4;overflow-y:auto;transition:color var(--transition-base)}.editor-textarea::placeholder{color:var(--text-tertiary);opacity:.6}.editor-statusbar{justify-content:space-between;padding:8px 24px;border-top:1px solid var(--border-subtle);flex-shrink:0}.editor-statusbar,.status-info{display:flex;align-items:center}.status-info{gap:6px;font-size:.75rem;color:var(--text-tertiary)}.status-info .material-symbols-outlined{font-size:14px}.status-meta{font-size:.75rem;color:var(--text-tertiary);font-family:var(--font-mono)}.pane-resizer{width:8px;cursor:col-resize;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:10;transition:background var(--transition-fast)}.pane-resizer.dragging,.pane-resizer:hover{background:var(--accent-subtle)}.resizer-line{width:2px;height:40px;background:var(--border);border-radius:var(--radius-full);transition:all var(--transition-fast)}.pane-resizer.dragging .resizer-line,.pane-resizer:hover .resizer-line{height:60px;background:var(--accent)}.preview-pane{flex:1 1;display:flex;flex-direction:column;background:var(--bg-secondary);position:relative;transition:background var(--transition-base)}.preview-header{justify-content:space-between;padding:10px 24px;border-bottom:1px solid var(--border-subtle);flex-shrink:0}.preview-header,.preview-title{display:flex;align-items:center}.preview-title{gap:8px;font-size:.85rem;font-weight:500;color:var(--text-secondary)}.preview-title .btn-export{margin-left:4px;height:32px;font-size:.8rem;padding:0 10px;gap:4px}.preview-title .btn-export .material-symbols-outlined{font-size:15px}.preview-title .material-symbols-outlined{font-size:18px;color:var(--accent)}.preview-controls{display:flex;align-items:center;gap:16px}.theme-selector{display:flex;align-items:center;gap:6px}.theme-dot{width:22px;height:22px;border-radius:var(--radius-full);border:2px solid transparent;cursor:pointer;transition:all var(--transition-fast);box-shadow:var(--shadow-sm)}.theme-dot:hover{transform:scale(1.2)}.theme-dot.active{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle)}.preview-actions{gap:4px}.btn-icon-sm,.preview-actions{display:flex;align-items:center}.btn-icon-sm{width:32px;height:32px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.btn-icon-sm:hover{background:var(--bg-tertiary);color:var(--text-primary)}.btn-icon-sm .material-symbols-outlined{font-size:16px}.preview-viewport{flex:1 1;overflow:auto;display:flex;align-items:flex-start;justify-content:center;padding:32px;background-image:radial-gradient(circle,var(--border-subtle) 1px,transparent 1px);background-size:24px 24px}.preview-canvas{transition:transform var(--transition-slow);transform-origin:top center}.image-card{position:relative;width:640px;border-radius:var(--radius-lg);overflow:visible;box-shadow:var(--shadow-xl);transition:all var(--transition-slow);flex-shrink:0}.image-card.light{background:#ffffff}.image-card.dark{background:linear-gradient(180deg,#1a1a2e,#16213e)}.image-card.gradient-sunset{background:linear-gradient(135deg,#ff6b6b,#ffa500,#ffd93d)}.image-card.gradient-ocean{background:linear-gradient(135deg,#667eea,#764ba2)}.image-card.gradient-forest{background:linear-gradient(135deg,#11998e,#38ef7d)}.card-inner{padding:48px;min-height:200px}.image-card.light .card-inner{color:#1a1a2e}.image-card.dark .card-inner,.image-card.gradient-forest .card-inner,.image-card.gradient-ocean .card-inner,.image-card.gradient-sunset .card-inner{color:#ffffff}.card-inner h1{font-family:var(--font-sans);font-size:2rem;font-weight:800;letter-spacing:-.03em;line-height:1.2;margin-bottom:16px}.card-inner h2{font-family:var(--font-sans);font-size:1.5rem;font-weight:700;letter-spacing:-.02em;line-height:1.3;margin-top:24px;margin-bottom:12px;padding-bottom:8px}.image-card.light .card-inner h2{border-bottom:2px solid #f0f0f4}.image-card.dark .card-inner h2{border-bottom:2px solid rgba(255,255,255,.1)}.image-card.gradient-forest .card-inner h2,.image-card.gradient-ocean .card-inner h2,.image-card.gradient-sunset .card-inner h2{border-bottom:2px solid rgba(255,255,255,.2)}.card-inner h3{font-family:var(--font-sans);font-size:1.2rem;font-weight:700;line-height:1.4;margin-top:20px;margin-bottom:8px}.card-inner p{font-size:1rem;line-height:1.75;margin-bottom:12px}.image-card.light .card-inner p{color:#4a4a5a}.card-inner strong{font-weight:700}.image-card.light .card-inner strong{color:#1a1a2e}.card-inner em{font-style:italic}.card-inner ol,.card-inner ul{margin:12px 0;padding-left:24px}.card-inner li{margin-bottom:6px;line-height:1.7}.image-card.light .card-inner li{color:#4a4a5a}.card-inner blockquote{margin:16px 0;padding:12px 20px;border-radius:var(--radius-md);font-style:italic;line-height:1.7}.image-card.light .card-inner blockquote{background:#f8f8fc;border-left:4px solid var(--accent);color:#6b6b76}.image-card.dark .card-inner blockquote{background:rgba(255,255,255,.05);border-left:4px solid rgba(129,140,248,.5);color:rgba(255,255,255,.7)}.image-card.gradient-forest .card-inner blockquote,.image-card.gradient-ocean .card-inner blockquote,.image-card.gradient-sunset .card-inner blockquote{background:rgba(255,255,255,.1);border-left:4px solid rgba(255,255,255,.4);color:rgba(255,255,255,.85)}.card-inner code{font-family:var(--font-mono);font-size:.88rem;padding:2px 8px;border-radius:var(--radius-sm)}.image-card.light .card-inner code{background:#f0f0f4;color:#d63384}.image-card.dark .card-inner code,.image-card.gradient-forest .card-inner code,.image-card.gradient-ocean .card-inner code,.image-card.gradient-sunset .card-inner code{background:rgba(255,255,255,.1);color:#ffd93d}.card-inner pre{margin:16px 0;padding:16px;border-radius:var(--radius-md);overflow-x:auto;font-family:var(--font-mono);font-size:.85rem;line-height:1.6}.image-card.light .card-inner pre{background:#1e1e2e;color:#cdd6f4}.image-card.dark .card-inner pre{background:rgba(0,0,0,.3);color:#cdd6f4}.image-card.gradient-forest .card-inner pre,.image-card.gradient-ocean .card-inner pre,.image-card.gradient-sunset .card-inner pre{background:rgba(0,0,0,.2);color:#f0f0f0}.card-inner pre code{background:transparent;padding:0;color:inherit}.card-inner hr{border:none;height:2px;margin:24px 0;border-radius:var(--radius-full)}.image-card.light .card-inner hr{background:#e8e8ec}.image-card.dark .card-inner hr{background:rgba(255,255,255,.1)}.image-card.gradient-forest .card-inner hr,.image-card.gradient-ocean .card-inner hr,.image-card.gradient-sunset .card-inner hr{background:rgba(255,255,255,.2)}.card-inner table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}.card-inner td,.card-inner th{padding:10px 14px;text-align:left}.image-card.light .card-inner th{background:#f5f5f7;font-weight:600;border-bottom:2px solid #e8e8ec}.image-card.light .card-inner td{border-bottom:1px solid #f0f0f4;color:#4a4a5a}.image-card.dark .card-inner th{background:rgba(255,255,255,.05);border-bottom:2px solid rgba(255,255,255,.1)}.image-card.dark .card-inner td{border-bottom:1px solid rgba(255,255,255,.05)}.card-watermark{display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 0;font-size:.72rem;font-weight:500;opacity:.3;letter-spacing:.02em}.card-watermark .material-symbols-outlined{font-size:12px}.preview-footer{justify-content:space-between;padding:10px 24px;border-top:1px solid var(--border-subtle);flex-shrink:0;gap:24px}.preview-footer,.size-controls{display:flex;align-items:center}.size-controls{gap:10px}.size-label{font-size:.75rem;font-weight:500;color:var(--text-tertiary);white-space:nowrap}.size-options{display:flex;align-items:center;gap:4px}.size-btn{padding:4px 12px;border:1px solid var(--border);border-radius:var(--radius-full);background:transparent;color:var(--text-tertiary);font-family:var(--font-mono);font-size:.72rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.size-btn:hover{border-color:var(--text-tertiary);color:var(--text-primary)}.size-btn.active{background:var(--accent);border-color:var(--accent);color:white}.padding-control{display:flex;align-items:center;gap:10px}.slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100px;height:4px;border-radius:var(--radius-full);background:var(--border);outline:none;transition:background var(--transition-fast)}.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:var(--radius-full);background:var(--accent);cursor:pointer;box-shadow:0 1px 4px var(--accent-glow);-webkit-transition:transform var(--transition-fast);transition:transform var(--transition-fast)}.slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.slider::-moz-range-thumb{width:16px;height:16px;border-radius:var(--radius-full);background:var(--accent);cursor:pointer;border:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 0 0 var(--accent-glow)}50%{box-shadow:0 0 0 8px transparent}}.btn-export:active,.toolbar-btn:active{transform:scale(.95)}.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(100px);padding:14px 28px;background:var(--text-primary);color:var(--text-inverse);border-radius:var(--radius-full);font-size:.85rem;font-weight:500;box-shadow:var(--shadow-lg);z-index:1000;transition:transform .4s cubic-bezier(.34,1.56,.64,1);display:flex;align-items:center;gap:8px}.toast.show{transform:translateX(-50%) translateY(0)}.toast .material-symbols-outlined{font-size:18px;color:#38ef7d}@media (max-width:900px){#workspace{flex-direction:column}.editor-pane{width:100%;height:50%}.preview-pane{width:100%}.format-tabs,.pane-resizer{display:none}.header-left,.header-right{min-width:auto}}.math-block{display:flex;justify-content:center;align-items:center;margin:20px 0;padding:20px 16px;border-radius:var(--radius-md);overflow-x:auto}.image-card.light .math-block{background:#f8f8fc;border:1px solid #eeeef0}.image-card.dark .math-block{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}.image-card.gradient-forest .math-block,.image-card.gradient-ocean .math-block,.image-card.gradient-sunset .math-block{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}.card-inner .katex{font-size:1.1em}.image-card.light .card-inner .katex{color:#1a1a2e}.image-card.dark .card-inner .katex,.image-card.gradient-forest .card-inner .katex,.image-card.gradient-ocean .card-inner .katex,.image-card.gradient-sunset .card-inner .katex{color:#ffffff}.math-block .katex{font-size:1.3em}.math-error{padding:12px 16px;margin:12px 0;border-radius:var(--radius-md);border:1px solid rgba(239,68,68,.2);text-align:center}.math-error,.math-error-inline{font-family:var(--font-mono);font-size:.85rem;background:rgba(239,68,68,.08);color:#ef4444}.math-error-inline{padding:2px 6px;border-radius:var(--radius-sm)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.landing-header{display:flex;align-items:center;justify-content:space-between;padding:0 32px;height:64px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle);position:-webkit-sticky;position:sticky;top:0;z-index:200;transition:background var(--transition-base),border-color var(--transition-base)}body.dark .landing-header{background:rgba(17,17,20,.85)}.landing-logo-group{display:flex;align-items:center;gap:10px}.landing-nav{display:flex;align-items:center;gap:32px}.landing-nav a{font-size:.875rem;font-weight:500;color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.landing-nav a:hover{color:var(--text-primary)}.landing-header-right{display:flex;align-items:center;gap:12px}.landing-try-btn{display:flex;align-items:center;gap:6px;padding:0 20px;height:38px;border:none;border-radius:var(--radius-full);background:var(--text-primary);color:var(--text-inverse);font-family:var(--font-sans);font-size:.85rem;font-weight:600;cursor:pointer;text-decoration:none;transition:all var(--transition-fast)}.landing-try-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.landing-try-btn .material-symbols-outlined{font-size:16px}.hero-section{position:relative;padding:72px 32px 60px;text-align:center;overflow:hidden;background-image:radial-gradient(circle,var(--border-subtle) 1px,transparent 1px);background-size:40px 40px}.hero-blob{position:absolute;top:55%;left:50%;transform:translate(-50%,-60%);width:960px;height:520px;background:radial-gradient(ellipse at center,var(--accent-subtle) 0,transparent 68%);pointer-events:none;z-index:0}.hero-content{position:relative;z-index:1;max-width:800px;margin:0 auto}.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:5px 18px;border-radius:var(--radius-full);background:var(--bg-secondary);border:1px solid var(--border);font-size:.75rem;font-weight:600;color:var(--text-secondary);margin-bottom:28px;letter-spacing:.03em}.hero-badge-dot{width:7px;height:7px;border-radius:50%;background:#22c55e;flex-shrink:0;box-shadow:0 0 0 3px rgba(34,197,94,.2)}.hero-title{font-size:clamp(2rem,4.8vw,3.4rem);font-weight:800;letter-spacing:-.03em;line-height:1.15;color:var(--text-primary);margin-bottom:18px;margin-top:0}.hero-title-accent{background:linear-gradient(135deg,#2563eb,#38bdf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.1rem;color:var(--text-secondary);line-height:1.8;max-width:540px;margin:0 auto}.export-bar{display:flex;align-items:center;justify-content:center;padding:0 40px 28px;background:var(--bg-primary)}.editor-section{display:flex;flex-direction:column;height:88vh;overflow:hidden;max-width:1440px;width:calc(100% - 64px);margin:0 auto;border-radius:12px 12px 0 0;border:1px solid var(--border);border-bottom:none;box-shadow:0 -2px 16px rgba(0,0,0,.06)}.trusted-section{padding:56px 32px;margin-top:40px;background:var(--bg-primary);border-top:1px solid var(--border-subtle)}.trusted-label{text-align:center;font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.14em;color:var(--text-tertiary);margin-bottom:32px}.trusted-logos{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:48px;opacity:.45;filter:grayscale(1);transition:opacity var(--transition-base),filter var(--transition-base)}.trusted-logos:hover{opacity:.65;filter:grayscale(0)}.trusted-logo-item{display:flex;align-items:center;gap:8px;font-size:1.05rem;font-weight:700;color:var(--text-secondary)}.trusted-logo-item .material-symbols-outlined{font-size:22px}.faq-section{max-width:760px;margin:0 auto;padding:64px 32px 56px;border-top:1px solid var(--border-subtle)}.faq-title{font-size:1.35rem;font-weight:700;color:var(--text-primary);letter-spacing:-.02em;margin-bottom:32px;text-align:center}.faq-list{margin:0;padding:0;display:flex;flex-direction:column;gap:0}.faq-item{padding:22px 0;border-bottom:1px solid var(--border-subtle)}.faq-item:first-child{border-top:1px solid var(--border-subtle)}.faq-question{font-size:.97rem;font-weight:600;color:var(--text-primary);line-height:1.5;margin-bottom:10px}.faq-answer{font-size:.92rem;color:var(--text-secondary);line-height:1.85;margin:0;padding-left:14px;border-left:2px solid var(--border-subtle)}.faq-answer strong{color:var(--text-primary);font-weight:600}.landing-footer{border-top:1px solid var(--border-subtle);background:var(--bg-primary)}.footer-inner{max-width:760px;margin:0 auto;padding:32px 32px 24px;gap:8px}.footer-brand,.footer-inner{display:flex;flex-direction:column}.footer-brand{gap:4px}.footer-logo{font-size:1rem}.footer-tagline{font-size:.8rem}.footer-copy,.footer-tagline{color:var(--text-tertiary);margin:0}.footer-copy{font-size:.75rem;padding-top:12px;border-top:1px solid var(--border-subtle)}@media (max-width:768px){.landing-nav{display:none}.hero-title{font-size:1.75rem;letter-spacing:-.02em}.faq-section,.hero-section{padding:48px 20px 40px}.footer-inner{padding:28px 20px 20px}}