:root{--font-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--color-primary: #168f8c;--color-primary-hover: #127572;--color-primary-light: #e6f6f5;--color-navy: #0b2532;--color-navy-soft: #12394d;--color-mint: #2bb596;--color-aqua: #7de5d4;--color-bg: #f3f7f6;--color-card: #ffffff;--color-border: #dce8e5;--color-border-hover: #b4cfc9;--color-text-main: #172d38;--color-text-muted: #5e747f;--color-text-subtle: #8da1ab;--color-error: #c93b3b;--color-error-bg: #fdf2f2;--color-success: #167c52;--color-success-bg: #eaf7f1}*{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);color:var(--color-text-main);background:var(--color-bg);-webkit-font-smoothing:antialiased}main{max-width:1400px;margin:0 auto;padding:20px 24px 48px}.app-header{margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--color-border)}.header-brand{display:flex;align-items:center;gap:12px}.brand-leaf-icon{width:40px;height:40px;border-radius:10px;background:var(--color-primary-light);display:flex;align-items:center;justify-content:center;flex-shrink:0}.eyebrow{font-size:.7rem;letter-spacing:.14em;font-weight:800;color:var(--color-primary);margin:0 0 2px}h1{font-size:clamp(1.45rem,2vw,1.85rem);margin:0;font-weight:700;color:var(--color-navy)}.header-tagline{margin:6px 0 0;color:var(--color-text-muted);font-size:.88rem}button:focus-visible,input:focus-visible,.dropzone:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.alert-box{display:flex;align-items:center;gap:12px;border-radius:10px;padding:12px 16px;margin-bottom:20px;font-size:.88rem}.alert-box.error{background:var(--color-error-bg);border:1px solid #fecaca;color:var(--color-error)}.alert-box.info{background:#eff6ff;border:1px solid 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14px}.template-language-label{color:var(--color-text-main);font-size:.86rem;font-weight:700}.language-in-progress-tag{color:#64748b;font-size:.68rem;font-weight:700;text-transform:uppercase}.template-language-note{flex-basis:100%;margin:-3px 0 0;color:#64748b;font-size:.76rem}.template-card{text-align:left;background:#fff;border:1.5px solid var(--color-border);border-radius:12px;padding:0;cursor:pointer;overflow:hidden;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease;display:flex;flex-direction:column}.template-card:hover:not(:disabled){transform:translateY(-2px);border-color:var(--color-border-hover);box-shadow:0 6px 16px #0b253214}.template-card.selected{border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-primary),0 6px 18px #168f8c29}.template-card.unavailable{cursor:not-allowed}.template-card.unavailable 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strong{font-size:.92rem;color:var(--color-navy);line-height:1.25}.template-desc{font-size:.78rem;color:var(--color-text-muted);line-height:1.38}.template-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:8px;padding-top:8px;border-top:1px solid #edf2f0}.template-sequence-tag{font-size:.68rem;font-weight:600;color:var(--color-text-muted);background:#f1f5f4;padding:2px 7px;border-radius:4px;border:1px solid #dce8e5}.btn-template-select{border:1px solid var(--color-border);background:#f4faf8;color:var(--color-primary);font-size:.78rem;font-weight:600;padding:5px 12px;border-radius:6px;cursor:pointer;transition:all .15s 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video{width:100%;max-height:240px;object-fit:contain;background:#081217;border-radius:6px}.supplemental-card.compact{min-height:110px}.supplemental-empty{color:var(--color-text-muted);font-size:.78rem;line-height:1.35}.supplemental-status{color:var(--color-primary);font-size:.75rem;font-weight:700}.guidelines-card{background:#f4faf8;border:1px solid #d6ece6;border-radius:8px;padding:12px 14px;margin-bottom:12px}.guidelines-title{font-size:.78rem;font-weight:700;color:var(--color-primary);display:block;margin-bottom:4px}.guidelines-text{font-size:.82rem;color:var(--color-navy);margin:0;line-height:1.45}.upload-error-box{display:flex;align-items:center;gap:12px;background:var(--color-error-bg);border:1px solid #fecaca;color:var(--color-error);border-radius:10px;padding:10px 14px;margin-bottom:12px;font-size:.86rem}.dropzone{border:2px dashed #b8d4cd;background:#f8fbf9;border-radius:12px;padding:24px 16px;text-align:center;cursor:pointer;transition:all .15s 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#0b253233;overflow:hidden}.phone-notch{position:absolute;top:4px;left:50%;transform:translate(-50%);width:44px;height:4px;background:#2a3c48;border-radius:999px;z-index:20}.phone-screen{position:relative;width:100%;height:100%;overflow:hidden;background:#e2ece9}.phone-frame-img{width:100%;height:100%;object-fit:cover;display:block}.phone-banner-overlay{position:absolute;display:block;z-index:10;pointer-events:none}.empty-preview-content{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;text-align:center;color:var(--color-text-muted)}.framing-guide-illustration{width:120px;height:180px;border:1.5px dashed #a6c4bc;border-radius:12px;margin-bottom:12px;position:relative;display:flex;flex-direction:column}.guide-face-zone{height:50%;border-bottom:1.5px dashed #168f8c;background:#168f8c0f;display:flex;align-items:center;justify-content:center;font-size:.65rem;color:var(--color-primary);font-weight:600;padding:4px}.guide-eye-line{position:absolute;top:35%;left:0;right:0;border-top:1px dotted #168f8c;display:flex;justify-content:center}.guide-eye-line span{font-size:.58rem;background:#e2ece9;padding:0 4px;color:var(--color-primary);transform:translateY(-50%)}.empty-preview-content strong{font-size:.88rem;color:var(--color-navy);margin-bottom:4px}.empty-preview-content p{font-size:.74rem;line-height:1.35;margin:0}.frame-extracting-overlay{position:absolute;top:10px;right:10px;background:#0b2532d9;color:#fff;font-size:.68rem;font-weight:600;padding:4px 8px;border-radius:4px;display:flex;align-items:center;gap:6px;z-index:15}.spinner-sm{width:10px;height:10px;border:1.5px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}.scrubber-card{margin-top:14px;background:#f7faf9;border:1px solid var(--color-border);border-radius:10px;padding:10px 12px}.scrubber-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.scrubber-header strong{display:block;font-size:.82rem;color:var(--color-navy)}.scrubber-sub{display:block;font-size:.7rem;color:var(--color-text-muted)}.scrubber-badge{font-size:.74rem;font-weight:700;background:var(--color-primary-light);color:var(--color-primary);padding:2px 7px;border-radius:4px}.scrubber-card input[type=range]{width:100%;margin:6px 0 2px;accent-color:var(--color-primary);cursor:pointer}.scrubber-limits{display:flex;justify-content:space-between;font-size:.7rem;color:var(--color-text-subtle)}.scrubber-note{font-size:.7rem;color:var(--color-text-muted);margin:6px 0 0;line-height:1.35}@media(max-width:960px){.workspace{grid-template-columns:1fr}.preview-pane{position:static}}@media(max-width:640px){main{padding:14px 12px 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