.gfgoai-ytseo{--g:#0f172a;--m:#2563eb;--b:#e5e7eb;--bg:#f8fafc;--ok:#16a34a;--warn:#f59e0b;--bad:#ef4444;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans TC",Arial,sans-serif;color:var(--g);max-width:1180px;margin:0 auto;padding:18px}.gfgoai-ytseo *{box-sizing:border-box}.gfgoai-ytseo-hero{display:flex;justify-content:space-between;gap:18px;align-items:stretch;background:linear-gradient(135deg,#0f172a,#1e3a8a);color:white;border-radius:24px;padding:28px;margin-bottom:18px;box-shadow:0 18px 45px rgba(15,23,42,.16)}.gfgoai-ytseo-kicker{font-size:13px;letter-spacing:.08em;text-transform:uppercase;opacity:.85}.gfgoai-ytseo h1{font-size:30px;line-height:1.25;margin:8px 0 10px}.gfgoai-ytseo h2{font-size:20px;margin:0 0 16px}.gfgoai-ytseo h3{font-size:18px;margin:0 0 12px}.gfgoai-ytseo-hero p{margin:0;opacity:.9;max-width:760px}.gfgoai-ytseo-status{min-width:180px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:18px;padding:16px;display:flex;align-items:center;justify-content:center;text-align:center}.gfgoai-ytseo-login{color:#fff;text-decoration:underline}.gfgoai-ytseo-grid,.gfgoai-result-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.gfgoai-ytseo-card,.gfgoai-ytseo-result section,.gfgoai-copy-block{background:white;border:1px solid var(--b);border-radius:20px;padding:18px;box-shadow:0 10px 24px rgba(15,23,42,.06)}.gfgoai-ytseo label{display:block;font-weight:650;margin-bottom:14px}.gfgoai-ytseo input[type=text],.gfgoai-ytseo input[type=url],.gfgoai-ytseo input[type=file],.gfgoai-ytseo textarea,.gfgoai-ytseo select{width:100%;margin-top:7px;border:1px solid #cbd5e1;border-radius:14px;padding:12px;font:inherit;background:#fff}.gfgoai-ytseo textarea{resize:vertical}.gfgoai-ytseo-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.gfgoai-ytseo-thumb-preview{min-height:180px;border:2px dashed #cbd5e1;border-radius:18px;background:var(--bg);display:flex;align-items:center;justify-content:center;color:#64748b;margin:8px 0 16px;overflow:hidden}.gfgoai-ytseo-thumb-preview img{max-width:100%;display:block}.gfgoai-ytseo-options{position:sticky;bottom:10px;z-index:2;background:rgba(255,255,255,.95);border:1px solid var(--b);border-radius:20px;margin:18px 0;padding:14px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;box-shadow:0 14px 35px rgba(15,23,42,.11);backdrop-filter:blur(8px)}.gfgoai-ytseo-options label{margin:0}.gfgoai-ytseo-submit,.gfgoai-button,.gfgoai-ytseo button{border:0;border-radius:999px;background:var(--m);color:white;padding:11px 18px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block}.gfgoai-ytseo button[data-copy],.gfgoai-share button{background:#0f172a;padding:8px 12px;font-size:13px}.gfgoai-ytseo-loading{display:flex;gap:12px;align-items:center;background:#fff7ed;border:1px solid #fed7aa;border-radius:18px;padding:16px;margin:14px 0}.gfgoai-ytseo-spinner{width:22px;height:22px;border:3px solid #fed7aa;border-top-color:#f97316;border-radius:50%;animation:gfspin 1s linear infinite}@keyframes gfspin{to{transform:rotate(360deg)}}.gfgoai-ytseo-result{display:grid;gap:18px;margin-top:18px}.gfgoai-score-card{display:flex;gap:20px;align-items:center;background:white;border:1px solid var(--b);border-radius:24px;padding:22px;box-shadow:0 12px 30px rgba(15,23,42,.08)}.gfgoai-score-card div{width:132px;height:132px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#eff6ff;flex:0 0 auto}.gfgoai-score-card span{font-size:14px;color:#64748b}.gfgoai-score-card strong{font-size:46px;line-height:1}.gfgoai-score-card.good div{background:#dcfce7}.gfgoai-score-card.ok div{background:#e0f2fe}.gfgoai-score-card.warn div{background:#fef3c7}.gfgoai-score-card.bad div{background:#fee2e2}.gfgoai-score-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.gfgoai-mini-score{position:relative;overflow:hidden;border:1px solid var(--b);background:#fff;border-radius:16px;padding:14px}.gfgoai-mini-score span{display:block;font-size:13px;color:#64748b}.gfgoai-mini-score b{font-size:28px}.gfgoai-mini-score i{position:absolute;left:0;bottom:0;height:4px;background:var(--m)}.gfgoai-mini-score.good i{background:var(--ok)}.gfgoai-mini-score.warn i{background:var(--warn)}.gfgoai-mini-score.bad i{background:var(--bad)}.gfgoai-ytseo-result ul{margin:0;padding-left:20px}.gfgoai-ytseo-result li{margin:7px 0}.gfgoai-advice{background:#f8fafc;border-radius:14px;padding:14px;line-height:1.8}.gfgoai-copy-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px}.gfgoai-copy-block pre{white-space:pre-wrap;background:#f8fafc;border-radius:14px;padding:14px;margin:0;line-height:1.7;font-family:inherit}.gfgoai-tags{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 12px}.gfgoai-tags span{background:#eef2ff;color:#3730a3;border-radius:999px;padding:7px 11px;font-size:13px}.gfgoai-alert,.gfgoai-error{border-radius:16px;padding:14px;background:#fff7ed;border:1px solid #fed7aa}.gfgoai-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.gfgoai-billing,.gfgoai-ytseo-footer{font-size:13px;color:#64748b;text-align:center}.gfgoai-share{display:flex;gap:10px;align-items:center;flex-wrap:wrap;background:#f8fafc;border:1px solid var(--b);border-radius:18px;padding:14px}.gfgoai-share a{background:#111827;color:white;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:13px}.gfgoai-ytseo-disabled{padding:20px;background:#fef2f2;border:1px solid #fecaca;border-radius:12px}.gfgoai-admin-wrap input[type=number]{width:90px}@media(max-width:800px){.gfgoai-ytseo{padding:10px}.gfgoai-ytseo-hero{display:block;padding:20px}.gfgoai-ytseo h1{font-size:24px}.gfgoai-ytseo-grid,.gfgoai-result-grid,.gfgoai-ytseo-row{grid-template-columns:1fr}.gfgoai-score-grid{grid-template-columns:1fr 1fr}.gfgoai-score-card{align-items:flex-start}.gfgoai-score-card div{width:100px;height:100px}.gfgoai-score-card strong{font-size:36px}.gfgoai-ytseo-options{position:static}}
.gfgoai-ytseo [hidden], .gfgoai-ytseo-loading[hidden], .gfgoai-ytseo-result[hidden]{display:none!important;}
.gfgoai-ytseo-submit:disabled{opacity:.65;cursor:wait;}
.gfgoai-share-preview{background:white;border:1px solid var(--b);border-radius:20px;padding:18px;box-shadow:0 10px 24px rgba(15,23,42,.06)}.gfgoai-share-preview-card{display:grid;grid-template-columns:280px 1fr;gap:16px;align-items:stretch;background:#f8fafc;border:1px solid #e5e7eb;border-radius:18px;padding:14px}.gfgoai-share-preview-img{border-radius:14px;background:#e2e8f0;overflow:hidden;min-height:158px;display:flex;align-items:center;justify-content:center;color:#64748b;font-weight:700}.gfgoai-share-preview-img img{width:100%;height:100%;object-fit:cover;display:block}.gfgoai-share-preview-body{display:flex;flex-direction:column;justify-content:center;gap:10px}.gfgoai-share-preview-body strong{font-size:18px;line-height:1.4}.gfgoai-share-preview-body p{margin:0;line-height:1.75;color:#334155}.gfgoai-share-buttons{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}.gfgoai-share-buttons a,.gfgoai-share-buttons button{background:#0f172a!important;color:#fff!important;text-decoration:none;border-radius:999px;padding:9px 13px;font-size:13px;border:0;cursor:pointer}.gfgoai-advice.small{font-size:13px;margin-top:12px;line-height:1.65}@media(max-width:800px){.gfgoai-share-preview-card{grid-template-columns:1fr}.gfgoai-share-preview-img{min-height:190px}}

.gfgoai-temp-control{display:flex!important;align-items:center;gap:8px;flex-wrap:wrap;background:#f8fafc;border:1px solid #e5e7eb;border-radius:16px;padding:10px 12px}.gfgoai-temp-control select{width:auto!important;margin-top:0!important;padding:8px 10px!important;border-radius:12px!important}.gfgoai-temp-control span{font-size:12px;color:#64748b;font-weight:500;max-width:380px}.gfgoai-share-preview{order:2}
.gfgoai-share-note{margin:-4px 0 12px;color:#64748b;font-size:13px;line-height:1.6}.gfgoai-mini-score span{font-weight:650}
.gfgoai-thumb-prompt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.gfgoai-thumb-prompt{background:#f8fafc;border:1px solid #e5e7eb;border-radius:16px;padding:14px;line-height:1.7}.gfgoai-thumb-prompt p{margin:0;color:#334155}.gfgoai-thumb-prompt .gfgoai-copy-head{margin-bottom:8px}@media(max-width:900px){.gfgoai-thumb-prompt-grid{grid-template-columns:1fr}}

.gfgoai-weight-note{background:#f8fafc;border:1px solid #e5e7eb;border-radius:16px;padding:12px 14px;color:#475569;font-size:13px;line-height:1.6}.gfgoai-share-controls{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:0 0 12px}.gfgoai-share-controls label{margin:0!important;font-size:13px;color:#475569}.gfgoai-share-controls select,.gfgoai-share-controls input{margin-top:5px!important}.gfgoai-share-edit{width:100%;border:1px solid #cbd5e1;border-radius:14px;padding:12px;font:inherit;line-height:1.65;background:white;resize:vertical}.gfgoai-share-preview-body small{color:#64748b}.gfgoai-share-preview-img[data-ratio="wide"]{aspect-ratio:16/9;min-height:auto}.gfgoai-share-preview-img[data-ratio="square"]{aspect-ratio:1/1;min-height:auto}.gfgoai-share-preview-img[data-ratio="portrait"]{aspect-ratio:4/5;min-height:auto}.gfgoai-share-preview-img[data-ratio="story"]{aspect-ratio:9/16;min-height:auto;max-height:360px}.gfgoai-share-buttons button{font-size:14px!important;padding:10px 16px!important}

.gfgoai-share-platform-note{margin:12px 0 0;color:#64748b;font-size:14px;line-height:1.6}
/* v1.0.10 header refinement */
.gfgoai-ytseo-hero h1{font-size:34px;margin:0 0 8px;line-height:1.18}
.gfgoai-ytseo-subtitle{font-size:18px!important;font-weight:700;opacity:.95;margin:0 0 8px!important}
.gfgoai-ytseo-status .gfgoai-ytseo-login{display:inline-block;background:#fff;color:#0f172a!important;text-decoration:none;border-radius:999px;padding:10px 18px;font-weight:800}
.gfgoai-ytseo-status span{font-weight:700;color:#fff}
@media(max-width:800px){.gfgoai-ytseo-hero h1{font-size:26px}.gfgoai-ytseo-subtitle{font-size:16px!important}}