@import"https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,700;1,400&display=swap";:root{--gold: #D4A853;--gold-bright: #F0D080;--gold-dim: #9E7A30;--gold-glow: rgba(212, 168, 83, .35);--bg: #0A0A0C;--bg-elevated: #111114;--bg-card: rgba(18, 18, 22, .8);--surface: rgba(255, 255, 255, .04);--surface-border: rgba(255, 255, 255, .07);--surface-border-hover: rgba(212, 168, 83, .25);--text: #F2F0ED;--text-muted: rgba(242, 240, 237, .45);--text-secondary: rgba(242, 240, 237, .65);--danger: #E5534B;--danger-glow: rgba(229, 83, 75, .15);--success: #56D364;--font-display: "Outfit", system-ui, sans-serif;--font-body: "DM Sans", system-ui, sans-serif;--ease-out-expo: cubic-bezier(.16, 1, .3, 1);--radius: 16px;--radius-lg: 24px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 20% 0%,rgba(212,168,83,.04) 0%,transparent 50%),radial-gradient(ellipse at 80% 100%,rgba(212,168,83,.03) 0%,transparent 50%);pointer-events:none;z-index:0}body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;pointer-events:none;opacity:.025;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-repeat:repeat;background-size:200px 200px}.app{position:relative;z-index:1;max-width:780px;margin:0 auto;padding:2.5rem 2rem 4rem;display:flex;flex-direction:column;gap:2rem;animation:app-enter .8s var(--ease-out-expo)}@keyframes app-enter{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.back-home{display:inline-flex;align-items:center;gap:.5rem;margin-bottom:.5rem;font-size:.8rem;font-weight:400;letter-spacing:.06em;color:var(--text-muted);text-decoration:none;transition:color .3s ease,gap .3s var(--ease-out-expo)}.back-home:hover{color:var(--gold);gap:.65rem}.app-header{text-align:center;padding-bottom:2rem;border-bottom:1px solid var(--surface-border);animation:header-enter 1s .1s var(--ease-out-expo) both}@keyframes header-enter{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.app-header h1{font-family:var(--font-display);font-size:2.5rem;font-weight:800;letter-spacing:-.03em;line-height:1.1;background:linear-gradient(135deg,var(--text) 0%,var(--gold-bright) 50%,var(--gold) 100%);background-size:300% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:title-shimmer 6s ease-in-out infinite}@keyframes title-shimmer{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.app-subtitle{margin-top:.75rem;color:var(--text-muted);font-size:.95rem;font-weight:300;letter-spacing:.02em}.demo-badge{display:inline-block;margin-top:.5rem;padding:.25rem .85rem;font-size:.7rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);border:1px solid var(--gold);border-radius:999px;background:#d4a85314}.stepper{display:flex;align-items:center;justify-content:center;gap:0;animation:fade-in-up .8s .2s var(--ease-out-expo) both}.stepper-step{display:flex;flex-direction:column;align-items:center;gap:.5rem}.stepper-circle{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.85rem;border:1.5px solid rgba(255,255,255,.1);background:var(--bg-elevated);color:var(--text-muted);transition:all .5s var(--ease-out-expo);position:relative}.stepper-step.active .stepper-circle{background:linear-gradient(135deg,var(--gold-dim),var(--gold));border-color:var(--gold);color:var(--bg);box-shadow:0 0 20px -4px var(--gold-glow),0 0 40px -8px var(--gold-glow)}.stepper-step.completed .stepper-circle{background:var(--gold-dim);border-color:var(--gold-dim);color:var(--bg)}.stepper-label{font-size:.65rem;font-weight:500;text-transform:uppercase;letter-spacing:.15em;color:var(--text-muted);transition:color .4s ease}.stepper-step.active .stepper-label{color:var(--gold)}.stepper-step.completed .stepper-label{color:var(--text-secondary)}.stepper-line{width:72px;height:1.5px;background:#ffffff14;margin:0 1rem 1.5rem;transition:background .6s ease;position:relative;overflow:hidden;border-radius:1px}.stepper-line.completed{background:var(--gold-dim)}.stepper-line.completed:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,var(--gold-dim),var(--gold));animation:line-fill .6s var(--ease-out-expo) forwards}@keyframes line-fill{0%{transform:scaleX(0);transform-origin:left}to{transform:scaleX(1);transform-origin:left}}.api-key-section{width:100%;animation:fade-in-up .8s .3s var(--ease-out-expo) both}.api-key-card{display:flex;flex-direction:column;align-items:center;gap:1rem;padding:2.5rem 2rem;background:var(--bg-card);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--surface-border);border-radius:var(--radius-lg);text-align:center}.api-key-icon{width:56px;height:56px;border-radius:16px;background:#d4a85314;border:1px solid rgba(212,168,83,.15);display:flex;align-items:center;justify-content:center;color:var(--gold)}.api-key-card h3{font-family:var(--font-display);font-size:1.25rem;font-weight:600;color:var(--text)}.api-key-hint{font-size:.85rem;color:var(--text-muted)}.api-key-hint a{color:var(--gold);text-decoration:none;font-weight:500;transition:color .2s ease}.api-key-hint a:hover{color:var(--gold-bright);text-decoration:underline}.api-key-input-row{display:flex;gap:.75rem;width:100%;max-width:480px;margin-top:.5rem}.api-key-input{flex:1;padding:.85rem 1rem;font-family:var(--font-body);font-size:.9rem;color:var(--text);background:var(--bg-elevated);border:1px solid var(--surface-border);border-radius:12px;outline:none;transition:border-color .3s ease,box-shadow .3s ease}.api-key-input::placeholder{color:var(--text-muted)}.api-key-input:focus{border-color:var(--gold-dim);box-shadow:0 0 0 3px #d4a8531a}.api-key-btn{flex-shrink:0;min-width:auto!important;padding:.85rem 1.5rem!important}.api-key-error{font-size:.8rem;color:var(--danger);font-weight:500}.api-key-note{font-size:.72rem;color:var(--text-muted);opacity:.7}.upload-zone{width:100%;aspect-ratio:16 / 10;border:1.5px dashed rgba(255,255,255,.12);border-radius:var(--radius-lg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;cursor:pointer;background:var(--bg-card);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);transition:all .4s var(--ease-out-expo);animation:fade-in-up .8s .3s var(--ease-out-expo) both;position:relative;overflow:hidden}.upload-zone:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 50% 50%,rgba(212,168,83,.06) 0%,transparent 70%);opacity:0;transition:opacity .5s ease}.upload-zone:hover:before{opacity:1}.upload-zone:hover{border-color:#d4a8534d;transform:translateY(-2px);box-shadow:0 16px 48px -12px #0006}.upload-zone.dragging{border-color:var(--gold);background:#d4a8530d;transform:scale(1.01);box-shadow:0 0 40px -8px var(--gold-glow)}.upload-zone.disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.upload-icon{width:56px;height:56px;border-radius:16px;background:#d4a85314;border:1px solid rgba(212,168,83,.15);display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--gold);transition:transform .4s var(--ease-out-expo),background .3s ease}.upload-zone:hover .upload-icon{transform:translateY(-4px) scale(1.05);background:#d4a8531f}.upload-text{font-weight:500;font-size:.9rem;color:var(--text-secondary);letter-spacing:.02em}.upload-hint{font-size:.75rem;color:var(--text-muted)}.hidden{display:none}.viewer-container{width:100%;animation:fade-in-up .8s .3s var(--ease-out-expo) both}.viewer-wrapper{position:relative;width:100%}.viewer{width:100%;aspect-ratio:16 / 10;border:1px solid var(--surface-border);border-radius:var(--radius-lg);background:var(--bg-elevated);display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 0 0 1px #ffffff05 inset,0 24px 64px -16px #00000080;transition:border-color .4s ease,box-shadow .4s ease}.viewer:hover{border-color:var(--surface-border-hover)}.viewer-empty{color:var(--text-muted);font-size:.9rem;font-weight:300}.viewer-image{width:100%;height:100%;object-fit:contain;animation:image-reveal .6s var(--ease-out-expo)}@keyframes image-reveal{0%{opacity:0;transform:scale(.96);filter:blur(8px)}to{opacity:1;transform:scale(1);filter:blur(0)}}.viewer-iframe{width:100%;height:100%;border:0;border-radius:var(--radius-lg)}.loading-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0a0a0ce0;backdrop-filter:blur(12px) saturate(1.2);-webkit-backdrop-filter:blur(12px) saturate(1.2);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:10;border-radius:var(--radius-lg);animation:overlay-enter .4s ease}@keyframes overlay-enter{0%{opacity:0}to{opacity:1}}.loading-content{display:flex;flex-direction:column;align-items:center;gap:1.75rem;text-align:center;padding:2rem;max-width:400px}.loading-lottie{width:140px;height:140px;flex-shrink:0}.loading-lottie canvas,.loading-lottie svg{background:transparent!important}.loading-status{font-family:var(--font-body);font-size:.95rem;font-weight:500;color:var(--text);letter-spacing:.02em}.loading-phase{font-size:.75rem;font-weight:400;color:var(--text-muted);letter-spacing:.1em;text-transform:uppercase}.loading-thinking{font-family:var(--font-body);font-size:.8rem;color:var(--gold-dim);font-weight:400;padding:.5rem 1rem;background:#d4a8530f;border:1px solid rgba(212,168,83,.1);border-radius:8px;max-width:320px}.loading-progress{width:200px;height:2px;background:#ffffff0f;border-radius:1px;overflow:hidden}.loading-progress__bar{height:100%;background:linear-gradient(90deg,var(--gold-dim),var(--gold));border-radius:1px;transition:width .8s var(--ease-out-expo)}.loading-dots:after{content:"";animation:dots 1.5s steps(4,end) infinite}@keyframes dots{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}.error-banner{padding:1rem 1.25rem;border-radius:var(--radius);border:1px solid rgba(229,83,75,.25);background:var(--danger-glow);color:var(--danger);font-weight:500;font-size:.85rem;animation:shake .4s var(--ease-out-expo)}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.actions{display:flex;flex-wrap:wrap;gap:.75rem;animation:fade-in-up .8s .4s var(--ease-out-expo) both}.btn{flex:1;min-width:140px;padding:.9rem 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var(--gold-glow);border-color:var(--gold-bright)}.btn-secondary{background:var(--bg-card);color:var(--text-secondary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.btn-secondary:hover:not(:disabled){border-color:var(--surface-border-hover);color:var(--text);background:#ffffff0a}.btn-outline{background:transparent;color:var(--text-muted);border-style:dashed;border-color:#ffffff14}.btn-outline:hover:not(:disabled){background:#ffffff05;border-color:#ffffff26;color:var(--text-secondary);box-shadow:none;transform:none}@keyframes fade-in-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.app{padding:1.5rem 1rem 3rem}.app-header h1{font-size:1.75rem}.stepper-line{width:36px;margin:0 .5rem 1.5rem}.actions{flex-direction:column}.btn{min-width:100%}.upload-zone{aspect-ratio:4 / 3}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}