.thumb-skip{position:absolute;left:16px;top:16px;z-index:1000;transform:translateY(-160%);padding:10px 14px;border-radius:8px;background:#111827;color:#fff;font:800 .88rem/1.2 "DM Sans",system-ui,sans-serif;text-decoration:none}.thumb-skip:focus-visible{transform:translateY(0);outline:3px solid #facc15;outline-offset:3px}.thumb-hero{background:radial-gradient(circle at 12% 20%,rgba(250,204,21,.22),transparent 28%),linear-gradient(135deg,#151515 0%,#263238 48%,#5d2731 100%);color:#fff;padding:54px 0 44px}.thumb-hero-inner,.thumb-workspace,.thumb-guide-section,.thumb-faq{width:min(1220px,calc(100% - 40px));margin:0 auto}.thumb-hero-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:end}.thumb-eyebrow,.thumb-step{display:inline-flex;align-items:center;color:#facc15;font-size:.74rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.thumb-hero h1{max-width:830px;margin:10px 0 14px;color:#fff;font-size:clamp(2rem,5vw,4.35rem);line-height:.96;letter-spacing:-.03em}.thumb-hero p{max-width:760px;margin:0;color:#f8fafc;font-size:1rem;line-height:1.7}.thumb-hero-badges{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;max-width:380px}.thumb-hero-badges span{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border:1px solid rgba(254,243,199,.36);border-radius:999px;background:rgba(17,24,39,.34);color:#fff7ed;font-size:.78rem;font-weight:850;white-space:nowrap}.thumb-studio{background:#f6f8fb;color:#111827;padding:28px 0 68px}.thumb-workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(370px,440px);gap:22px;align-items:start}.thumb-controls,.thumb-preview-column{display:grid;gap:18px}.thumb-panel,.thumb-preview-panel{border:1px solid #dbe5f2;border-radius:12px;background:#fff;box-shadow:0 16px 40px rgba(15,23,42,.06);overflow:hidden}.thumb-preview-panel{position:relative}.thumb-panel-head,.thumb-preview-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:18px 20px;border-bottom:1px solid #e6edf7;background:linear-gradient(180deg,#fff 0%,#f9fbff 100%)}.thumb-panel-head.compact{align-items:center}.thumb-panel h2,.thumb-preview-panel h2,.thumb-guide-section h2,.thumb-faq h2{margin:4px 0 0;color:#111827;letter-spacing:-.025em}.thumb-panel h2,.thumb-preview-panel h2{font-size:1.08rem}.thumb-panel p,.thumb-guide-section p,.thumb-guide-grid p,.thumb-faq p{color:#475569;line-height:1.65}.thumb-panel-head p{margin:7px 0 0;font-size:.88rem}.thumb-status{display:inline-flex;align-items:center;min-height:32px;padding:0 10px;border:1px solid #fde68a;border-radius:999px;background:#fffbeb;color:#854d0e;font-size:.74rem;font-weight:850;white-space:nowrap}.thumb-preset-grid,.thumb-palette-grid{display:grid;gap:10px;padding:18px 20px}.thumb-preset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.thumb-palette-grid{grid-template-columns:repeat(3,minmax(0,1fr));padding-bottom:8px}.thumb-choice{min-width:0;min-height:78px;padding:12px;border:1px solid #d8e4f2;border-radius:10px;background:#fff;color:#111827;text-align:left;cursor:pointer;font:800 .88rem/1.25 "DM Sans",system-ui,sans-serif;transition:border-color .18s,box-shadow .18s,transform .18s,background .18s}.thumb-choice span{display:block;margin-top:5px;color:#64748b;font-size:.76rem;font-weight:700;line-height:1.35}.thumb-choice.is-active{border-color:#e11d48;background:#fff1f2;box-shadow:0 0 0 3px rgba(225,29,72,.12)}.thumb-choice:hover{transform:translateY(-1px);border-color:#fb7185}.thumb-palette{min-height:68px;padding:10px;border:1px solid #d8e4f2;border-radius:10px;background:#fff;color:#111827;cursor:pointer;text-align:left;font:850 .78rem/1.2 "DM Sans",system-ui,sans-serif}.thumb-palette.is-active{border-color:#e11d48;box-shadow:0 0 0 3px rgba(225,29,72,.12)}.thumb-swatches{display:flex;gap:5px;margin-bottom:8px}.thumb-swatches i{display:block;width:24px;height:18px;border:1px solid rgba(15,23,42,.12);border-radius:5px}.thumb-form-grid{display:grid;gap:14px;padding:0 20px 18px}.thumb-form-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.thumb-form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.thumb-field,.thumb-range{display:grid;gap:7px;min-width:0}.thumb-field span,.thumb-range span{color:#334155;font-size:.78rem;font-weight:850;letter-spacing:.03em}.thumb-field input,.thumb-field textarea,.thumb-field select{width:100%;min-width:0;border:1px solid #cbd8e8;border-radius:9px;background:#f8fbff;color:#111827;font:750 .92rem/1.45 "DM Sans",system-ui,sans-serif;outline:none}.thumb-field input,.thumb-field select{height:44px;padding:0 12px}.thumb-field textarea{padding:11px 12px;resize:vertical}.thumb-field input[type="color"]{height:46px;padding:4px;cursor:pointer}.thumb-field input:focus,.thumb-field textarea:focus,.thumb-field select:focus{border-color:#e11d48;background:#fff;box-shadow:0 0 0 3px rgba(225,29,72,.13)}.thumb-hook-list{display:grid;gap:8px;padding:0 20px 18px}.thumb-hook-list:empty{display:none}.thumb-hook-btn{min-height:38px;padding:9px 11px;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc;color:#111827;cursor:pointer;text-align:left;font:800 .84rem/1.25 "DM Sans",system-ui,sans-serif}.thumb-hook-btn:hover{border-color:#fda4af;background:#fff1f2}.thumb-upload-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:0 20px 18px}.thumb-upload{display:grid;gap:6px;min-height:80px;padding:13px;border:1px dashed #a9bdd6;border-radius:10px;background:#f8fbff;cursor:pointer}.thumb-upload span{color:#334155;font-size:.72rem;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.thumb-upload strong{color:#111827;font-size:.84rem;line-height:1.35;overflow-wrap:anywhere}.thumb-upload input{position:absolute;opacity:0;pointer-events:none}.thumb-slider-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0 20px 20px}.thumb-range output{float:right;color:#be123c;font-weight:850}.thumb-range input[type="range"]{width:100%;accent-color:#e11d48}.thumb-toggle{display:inline-flex;align-items:center;gap:8px;color:#334155;font-size:.82rem;font-weight:850;white-space:nowrap}.thumb-toggle input{width:18px;height:18px;accent-color:#e11d48}.thumb-canvas-shell{padding:16px;background:#edf3fb}.thumb-canvas-shell canvas{display:block;width:100%;height:auto;margin:0 auto;border-radius:10px;background:#111827;box-shadow:0 18px 44px rgba(15,23,42,.18)}.thumb-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid #e6edf7}.thumb-metrics div{padding:12px 14px;border-right:1px solid #e6edf7;background:#fff}.thumb-metrics div:last-child{border-right:0}.thumb-metrics span{display:block;color:#64748b;font-size:.7rem;font-weight:850;letter-spacing:.06em;text-transform:uppercase}.thumb-metrics strong{display:block;margin-top:5px;color:#111827;font-size:.84rem;line-height:1.35;overflow-wrap:anywhere}.thumb-panel.export{padding-bottom:4px}.thumb-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;padding:2px 20px 18px}.thumb-primary-btn,.thumb-secondary-btn,.thumb-quiet-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 13px;border-radius:9px;cursor:pointer;font:850 .82rem/1 "DM Sans",system-ui,sans-serif;text-decoration:none}.thumb-primary-btn{border:1px solid #e11d48;background:#e11d48;color:#fff}.thumb-secondary-btn{border:1px solid #fecdd3;background:#fff1f2;color:#9f1239}.thumb-quiet-btn{border:1px solid #d8e4f2;background:#fff;color:#334155}.thumb-primary-btn:hover,.thumb-secondary-btn:hover,.thumb-quiet-btn:hover{filter:brightness(.98);box-shadow:0 8px 18px rgba(15,23,42,.08)}.thumb-share-row{padding:0 20px 16px}.thumb-checklist{display:grid;gap:10px;margin:0;padding:18px 20px 20px;list-style:none}.thumb-checklist li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:9px;align-items:start;color:#334155;font-size:.86rem;font-weight:750;line-height:1.45}.thumb-checklist i{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:999px;background:#dcfce7;color:#166534;font-size:.75rem;font-style:normal;font-weight:900}.thumb-checklist li.warn i{background:#fef3c7;color:#92400e}.thumb-history{display:grid;gap:8px;padding:18px 20px 20px}.thumb-history-item{display:grid;gap:4px;padding:11px 12px;border:1px solid #e2e8f0;border-radius:9px;background:#f8fbff}.thumb-history-item strong{color:#111827;font-size:.86rem;line-height:1.35}.thumb-history-item span{color:#64748b;font-size:.76rem;line-height:1.4}.thumb-empty{margin:0;color:#64748b;font-size:.86rem;line-height:1.55}.thumb-guide-section{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1fr);gap:24px;align-items:start;margin-top:34px;padding:28px;border:1px solid #dbe5f2;border-radius:14px;background:#fff}.thumb-guide-section h2,.thumb-faq h2{font-size:clamp(1.45rem,3vw,2rem);line-height:1.05}.thumb-guide-section p{margin:10px 0 0}.thumb-guide-grid{display:grid;gap:12px}.thumb-guide-grid article{padding:16px;border:1px solid #e2e8f0;border-radius:10px;background:#f8fbff}.thumb-guide-grid h3{margin:0;color:#111827;font-size:1rem}.thumb-guide-grid p{margin:8px 0 0;font-size:.9rem}.thumb-faq{display:grid;gap:10px;margin-top:26px}.thumb-faq h2{margin:0 0 6px}.thumb-faq details{border:1px solid #dbe5f2;border-radius:10px;background:#fff;padding:15px 18px}.thumb-faq summary{cursor:pointer;color:#111827;font-weight:850}.thumb-faq p{margin:10px 0 0;font-size:.9rem}.thumb-panel button:focus-visible,.thumb-preview-panel button:focus-visible,.thumb-panel input:focus-visible,.thumb-panel textarea:focus-visible,.thumb-panel select:focus-visible,.thumb-skip:focus-visible,.thumb-upload:focus-within{outline:3px solid #facc15;outline-offset:3px}@media (max-width:1060px){.thumb-workspace,.thumb-hero-inner,.thumb-guide-section{grid-template-columns:1fr}.thumb-hero-badges{justify-content:flex-start}}@media (max-width:760px){.thumb-hero-inner,.thumb-workspace,.thumb-guide-section,.thumb-faq{width:min(100% - 24px,1220px)}.thumb-hero{padding:38px 0 32px}.thumb-studio{padding-top:18px}.thumb-preset-grid,.thumb-palette-grid,.thumb-form-grid.two,.thumb-form-grid.three,.thumb-upload-grid,.thumb-slider-grid,.thumb-actions{grid-template-columns:1fr}.thumb-panel-head,.thumb-preview-head{padding:16px}.thumb-preset-grid,.thumb-palette-grid,.thumb-form-grid,.thumb-upload-grid,.thumb-slider-grid,.thumb-actions,.thumb-checklist,.thumb-history{padding-left:16px;padding-right:16px}.thumb-metrics{grid-template-columns:1fr}.thumb-metrics div{border-right:0;border-bottom:1px solid #e6edf7}.thumb-metrics div:last-child{border-bottom:0}}@media (prefers-reduced-motion:reduce){.thumb-choice,.thumb-primary-btn,.thumb-secondary-btn,.thumb-quiet-btn{transition:none}.thumb-choice:hover{transform:none}}