:root{--ink-950: #080b14;--ink-900: #0c1120;--ink-800: #121830;--ink-700: #1a2240;--ink-600: #2a3456;--bg-primary: var(--ink-950);--bg-secondary: var(--ink-900);--bg-tertiary: var(--ink-800);--bg-card: rgba(18, 24, 48, .7);--bg-sidebar: rgba(8, 11, 20, .78);--surface-glass: rgba(255, 255, 255, .04);--surface-glass-strong: rgba(255, 255, 255, .07);--text-primary: #f5f2ea;--text-secondary: #c7c5bc;--text-tertiary: #8a8a96;--text-muted: #5d6278;--amber: #f6c453;--amber-soft: #fbd27a;--aqua: #6ee7d7;--aqua-deep: #22d3ee;--iris: #a78bfa;--iris-deep: #7c3aed;--coral: #fb7185;--lime: #bef264;--accent-purple: var(--iris);--accent-blue: var(--aqua-deep);--accent-teal: var(--aqua);--accent-green: var(--lime);--accent-red: var(--coral);--primary: var(--aqua-deep);--primary-dark: #0891b2;--primary-light: var(--aqua);--success: #34d399;--success-light: rgba(52, 211, 153, .18);--warning: var(--amber);--error: var(--coral);--info: var(--aqua-deep);--info-light: rgba(34, 211, 238, .16);--border-light: rgba(255, 255, 255, .08);--border-medium: rgba(255, 255, 255, .14);--border-dark: rgba(255, 255, 255, .22);--shadow-sm: 0 1px 2px 0 rgba(0,0,0,.35);--shadow: 0 2px 6px 0 rgba(0,0,0,.35), 0 1px 2px -1px rgba(0,0,0,.4);--shadow-md: 0 10px 30px -12px rgba(0,0,0,.6);--shadow-lg: 0 25px 50px -20px rgba(0,0,0,.65);--shadow-xl: 0 40px 80px -30px rgba(0,0,0,.7);--shadow-glow: 0 0 0 1px rgba(110,231,215,.25), 0 20px 60px -20px rgba(110,231,215,.45);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-display: "Instrument Serif", "Iowan Old Style", "Times New Roman", serif;--font-sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;--radius-sm: .375rem;--radius-md: .625rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-2xl: 2rem;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4,0,.2,1);--transition-base: .24s cubic-bezier(.4,0,.2,1);--transition-slow: .42s cubic-bezier(.4,0,.2,1);--spring: .5s cubic-bezier(.175,.885,.32,1.1)}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font-sans);font-size:.9375rem;line-height:1.6;color:var(--text-primary);background:var(--bg-primary);min-height:100vh;position:relative;overflow-x:hidden;font-feature-settings:"ss01","cv11"}body:before{content:"";position:fixed;top:-20vmax;right:-20vmax;bottom:-20vmax;left:-20vmax;z-index:-2;background:radial-gradient(40vmax 40vmax at 20% 20%,rgba(110,231,215,.18),transparent 60%),radial-gradient(45vmax 45vmax at 80% 30%,rgba(167,139,250,.16),transparent 65%),radial-gradient(50vmax 50vmax at 60% 85%,rgba(246,196,83,.12),transparent 70%),radial-gradient(40vmax 40vmax at 15% 90%,rgba(34,211,238,.14),transparent 65%);filter:blur(40px) saturate(120%);animation:mesh-drift 30s ease-in-out infinite alternate}body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background-image:radial-gradient(rgba(255,255,255,.03) 1px,transparent 1px);background-size:3px 3px;mix-blend-mode:overlay}@keyframes mesh-drift{0%{transform:translateZ(0) rotate(0)}50%{transform:translate3d(3%,-2%,0) rotate(4deg)}to{transform:translate3d(-2%,3%,0) rotate(-3deg)}}h1,h2,h3,h4,h5,h6{font-weight:500;line-height:1.1;color:var(--text-primary);letter-spacing:-.02em}h1{font-family:var(--font-display);font-weight:400;font-size:clamp(2.5rem,5vw,4.25rem);letter-spacing:-.01em}h2{font-family:var(--font-display);font-weight:400;font-size:clamp(1.75rem,3vw,2.5rem);letter-spacing:-.01em}h3{font-size:1.375rem;font-weight:600;letter-spacing:-.015em}h4{font-size:1.125rem;font-weight:600}h5{font-size:1rem;font-weight:600}p{color:var(--text-secondary)}.display{font-family:var(--font-display);font-weight:400;letter-spacing:-.01em;line-height:1.05}.display em{font-style:italic;color:var(--amber)}.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--aqua);padding:.35rem .65rem;border-radius:var(--radius-full);background:#6ee7d714;border:1px solid rgba(110,231,215,.22)}.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--aqua);box-shadow:0 0 10px var(--aqua);animation:pulse-dot 2s ease-in-out infinite}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--spacing-lg)}.card{position:relative;background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-xl);padding:var(--spacing-xl);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-lg);backdrop-filter:blur(20px) saturate(140%);-webkit-backdrop-filter:blur(20px) saturate(140%);transition:border-color var(--transition-base),box-shadow var(--transition-base),transform var(--transition-base);animation:card-reveal var(--spring) both}.card:hover{border-color:var(--border-medium)}.card-header{margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--border-light)}.card-title{font-size:1.375rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-xs);letter-spacing:-.015em}.card-subtitle{font-size:.9375rem;color:var(--text-secondary);margin:0}@keyframes card-reveal{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.card:nth-child(1){animation-delay:0s}.card:nth-child(2){animation-delay:80ms}.card:nth-child(3){animation-delay:.16s}.btn{--btn-bg: var(--surface-glass);--btn-border: var(--border-medium);--btn-text: var(--text-primary);display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.2rem;font-family:var(--font-sans);font-size:.9375rem;font-weight:500;letter-spacing:-.005em;border:1px solid var(--btn-border);border-radius:var(--radius-md);background:var(--btn-bg);color:var(--btn-text);cursor:pointer;transition:transform var(--transition-fast),box-shadow var(--transition-base),background var(--transition-base),border-color var(--transition-base);text-decoration:none;position:relative;overflow:hidden}.btn:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(100deg,transparent 30%,rgba(255,255,255,.18) 50%,transparent 70%);transform:translate(-120%);transition:transform var(--transition-slow);pointer-events:none}.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md);background:var(--surface-glass-strong);border-color:var(--border-dark)}.btn:hover:not(:disabled):after{transform:translate(120%)}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.45;cursor:not-allowed;filter:saturate(.6)}.btn-primary{--btn-bg: linear-gradient(135deg, var(--aqua-deep), var(--iris));--btn-border: transparent;--btn-text: var(--ink-950);box-shadow:0 10px 30px -12px #22d3ee8c;font-weight:600}.btn-primary:hover:not(:disabled){box-shadow:0 15px 40px -10px #22d3eeb3;background:var(--btn-bg)}.btn-secondary{--btn-bg: var(--surface-glass);--btn-border: var(--border-medium)}.btn-success{--btn-bg: linear-gradient(135deg, var(--success), var(--lime));--btn-border: transparent;--btn-text: var(--ink-950);font-weight:600}.btn-warm{--btn-bg: linear-gradient(135deg, var(--amber), #f97316);--btn-border: transparent;--btn-text: var(--ink-950);font-weight:600}.btn-outline{--btn-bg: transparent;--btn-border: var(--border-medium)}.btn-ghost{--btn-bg: transparent;--btn-border: transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--surface-glass);color:var(--text-primary)}.btn-sm{padding:.45rem .85rem;font-size:.85rem}.btn-lg{padding:.95rem 1.75rem;font-size:1rem;font-weight:600;border-radius:var(--radius-md)}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;font-size:.8rem;font-weight:500;font-family:var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:.5rem}.form-input,.form-select{width:100%;padding:.8rem 1rem;font-family:var(--font-sans);font-size:.95rem;color:var(--text-primary);background:var(--surface-glass);border:1px solid var(--border-medium);border-radius:var(--radius-md);transition:all var(--transition-base)}.form-input::placeholder{color:var(--text-muted)}.form-input:focus,.form-select:focus{outline:none;border-color:var(--aqua-deep);background:var(--surface-glass-strong);box-shadow:0 0 0 4px #22d3ee1f}.form-help{font-size:.8125rem;color:var(--text-tertiary);margin-top:.35rem}.mode-switch{display:inline-flex;padding:4px;background:var(--surface-glass);border:1px solid var(--border-light);border-radius:var(--radius-full);gap:2px}.mode-switch button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;color:var(--text-tertiary);font-family:var(--font-sans);font-size:.85rem;font-weight:500;padding:.45rem 1rem;border-radius:var(--radius-full);cursor:pointer;transition:color var(--transition-base),background var(--transition-base);display:inline-flex;align-items:center;gap:.4rem}.mode-switch button:hover{color:var(--text-primary)}.mode-switch button.active{color:var(--ink-950);background:linear-gradient(135deg,var(--aqua),var(--aqua-deep));box-shadow:0 6px 18px -8px #6ee7d7b3}.drop-zone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;padding:2.5rem 2rem;border:1.5px dashed var(--border-medium);border-radius:var(--radius-lg);background:var(--surface-glass);color:var(--text-secondary);text-align:center;cursor:pointer;transition:border-color var(--transition-base),background var(--transition-base),transform var(--transition-base);overflow:hidden}.drop-zone:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at var(--mx, 50%) var(--my, 50%),rgba(110,231,215,.12),transparent 40%);opacity:0;transition:opacity var(--transition-base);pointer-events:none}.drop-zone:hover,.drop-zone.active{border-color:var(--aqua);background:var(--surface-glass-strong);color:var(--text-primary)}.drop-zone:hover:before,.drop-zone.active:before{opacity:1}.drop-zone .dz-icon{width:52px;height:52px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:linear-gradient(135deg,#6ee7d733,#a78bfa33);color:var(--aqua);box-shadow:0 0 30px #6ee7d72e}.drop-zone .dz-title{font-size:1.05rem;font-weight:600;color:var(--text-primary)}.drop-zone .dz-hint{font-size:.85rem;color:var(--text-tertiary)}.drop-zone input[type=file]{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.progress{height:6px;background:var(--surface-glass);border-radius:var(--radius-full);overflow:hidden;position:relative}.progress-fill{height:100%;background:linear-gradient(90deg,var(--aqua),var(--aqua-deep),var(--iris));background-size:200% 100%;animation:progress-shine 1.4s linear infinite;transition:width .18s linear;border-radius:var(--radius-full)}@keyframes progress-shine{0%{background-position:0% 50%}to{background-position:200% 50%}}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--text-tertiary)}.status-dot.active{background:var(--success);box-shadow:0 0 10px var(--success)}.status-dot.processing{background:var(--amber);animation:pulse 1.8s infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.22);border-top-color:var(--aqua);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.grid{display:grid;gap:var(--spacing-lg)}.grid-cols-1{grid-template-columns:1fr}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}@media (max-width: 768px){.grid-cols-2,.grid-cols-3{grid-template-columns:1fr}}.text-muted{color:var(--text-tertiary)}.text-center{text-align:center}.mt-1{margin-top:var(--spacing-sm)}.mt-2{margin-top:var(--spacing-md)}.mt-3{margin-top:var(--spacing-lg)}.mt-4{margin-top:var(--spacing-xl)}.mb-1{margin-bottom:var(--spacing-sm)}.mb-2{margin-bottom:var(--spacing-md)}.mb-3{margin-bottom:var(--spacing-lg)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:var(--radius-full);border:2px solid transparent;background-clip:content-box}::-webkit-scrollbar-thumb:hover{background:var(--border-dark);background-clip:content-box;border:2px solid transparent}aside{scrollbar-width:thin;scrollbar-color:var(--border-medium) transparent}.reference-image-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem}.reference-image-card{position:relative;overflow:hidden;border-radius:var(--radius-lg);background:var(--surface-glass);border:1px solid var(--border-light);transition:transform var(--transition-base),box-shadow var(--transition-base)}.reference-image-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.reference-image-card img{width:100%;height:auto;display:block}code,kbd{font-family:var(--font-mono);font-size:.82em;padding:.12rem .42rem;background:var(--surface-glass);border:1px solid var(--border-medium);border-radius:var(--radius-sm);color:var(--aqua)}.alert{padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);border:1px solid;margin-bottom:var(--spacing-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.alert-success{background:#34d39914;border-color:#34d39959;color:var(--success)}.alert-error{background:#fb718514;border-color:#fb718559;color:var(--coral)}.alert-info{background:#22d3ee14;border-color:#22d3ee52;color:var(--aqua-deep)}.landing{position:relative;min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr;gap:0}@media (max-width: 1024px){.landing{grid-template-columns:1fr}}.landing-hero{position:relative;padding:clamp(2.5rem,6vw,6rem) clamp(2rem,5vw,5rem);display:flex;flex-direction:column;justify-content:space-between;min-height:100vh;overflow:hidden}.landing-hero:before{content:"";position:absolute;top:-30%;left:-20%;width:80%;height:80%;background:radial-gradient(circle,rgba(167,139,250,.35),transparent 60%);filter:blur(40px);animation:orb-float 22s ease-in-out infinite alternate;pointer-events:none}.landing-hero:after{content:"";position:absolute;bottom:-20%;right:-10%;width:70%;height:70%;background:radial-gradient(circle,rgba(246,196,83,.28),transparent 60%);filter:blur(40px);animation:orb-float 18s ease-in-out infinite alternate-reverse;pointer-events:none}@keyframes orb-float{0%{transform:translate(0) scale(1)}to{transform:translate(5%,-5%) scale(1.1)}}.landing-brand{display:flex;align-items:center;gap:.75rem;font-family:var(--font-mono);font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-tertiary);position:relative;z-index:1}.landing-brand-mark{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:linear-gradient(135deg,var(--aqua),var(--iris));color:var(--ink-950);font-family:var(--font-display);font-size:1.3rem;font-weight:600;box-shadow:0 8px 30px -10px #6ee7d7cc}.landing-lede{position:relative;z-index:1;max-width:640px;animation:lede-in .8s cubic-bezier(.4,0,.2,1) both}@keyframes lede-in{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.landing-lede h1{font-size:clamp(3rem,6vw,5rem);line-height:1;margin-top:1.5rem;margin-bottom:1.5rem;letter-spacing:-.02em}.landing-lede h1 em{font-style:italic;color:var(--amber);display:inline-block}.landing-lede p{font-size:1.15rem;line-height:1.5;color:var(--text-secondary);max-width:560px}.landing-highlights{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-top:3rem;position:relative;z-index:1}.landing-highlight{background:var(--surface-glass);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:1.1rem 1.25rem;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:transform var(--transition-base),border-color var(--transition-base);animation:lede-in .9s cubic-bezier(.4,0,.2,1) both}.landing-highlight:nth-child(1){animation-delay:.1s}.landing-highlight:nth-child(2){animation-delay:.2s}.landing-highlight:nth-child(3){animation-delay:.3s}.landing-highlight:nth-child(4){animation-delay:.4s}.landing-highlight:hover{transform:translateY(-3px);border-color:var(--border-medium)}.landing-highlight .lh-num{font-family:var(--font-display);font-size:2rem;line-height:1;color:var(--aqua);font-weight:400}.landing-highlight .lh-label{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-tertiary);margin-top:.5rem}.landing-footer{position:relative;z-index:1;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);margin-top:3rem}.landing-auth{display:flex;flex-direction:column;justify-content:center;padding:clamp(2rem,5vw,5rem);background:var(--bg-secondary);border-left:1px solid var(--border-light);position:relative}.landing-auth:before{content:"";position:absolute;left:0;top:10%;width:1px;height:80%;background:linear-gradient(to bottom,transparent,var(--aqua),transparent);opacity:.4}.landing-auth-inner{max-width:420px;width:100%;margin:0 auto}.landing-auth h2{font-family:var(--font-display);font-weight:400;font-size:2.5rem;margin-bottom:.75rem;letter-spacing:-.01em}.landing-auth p{color:var(--text-tertiary);margin-bottom:2rem}.landing-steps{margin-top:2rem;display:flex;flex-direction:column;gap:.85rem}.landing-step{display:flex;align-items:flex-start;gap:.85rem;padding:.65rem .5rem;border-radius:var(--radius-md);transition:background var(--transition-base)}.landing-step:hover{background:var(--surface-glass)}.landing-step-num{flex-shrink:0;width:26px;height:26px;border-radius:8px;background:var(--surface-glass);border:1px solid var(--border-medium);color:var(--aqua);font-family:var(--font-mono);font-size:.75rem;font-weight:600;display:flex;align-items:center;justify-content:center}.landing-step-text{font-size:.9rem;color:var(--text-secondary);line-height:1.5}.landing-step-text strong{color:var(--text-primary);font-weight:600}.chip{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .7rem;font-size:.78rem;font-weight:500;color:var(--text-secondary);background:var(--surface-glass);border:1px solid var(--border-light);border-radius:var(--radius-full)}.chip-success{background:#34d3991a;border-color:#34d39952;color:var(--success)}.chip-info{background:#22d3ee1a;border-color:#22d3ee52;color:var(--aqua-deep)}.stat{padding:1rem 1.25rem;background:var(--surface-glass);border:1px solid var(--border-light);border-radius:var(--radius-lg)}.stat .stat-num{font-family:var(--font-display);font-size:1.9rem;line-height:1;color:var(--text-primary)}.stat .stat-label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-tertiary);margin-top:.5rem}.fade-in{animation:lede-in .5s cubic-bezier(.4,0,.2,1) both}.landing2{position:relative;min-height:100vh;background:radial-gradient(1400px 700px at 20% -10%,rgba(129,140,248,.12),transparent 60%),radial-gradient(1200px 900px at 100% 120%,rgba(244,164,96,.1),transparent 60%),linear-gradient(180deg,#0a0b12,#0d0f18 40%,#0a0b12);overflow:hidden;display:grid;grid-template-rows:auto 1fr auto;color:#ece9e3}.landing2-aurora{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden;z-index:0}.aurora-band{position:absolute;width:160%;height:90px;filter:blur(60px);opacity:.35;mix-blend-mode:screen;animation:aurora-sweep 18s ease-in-out infinite 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