:root{--bg:#0f1012;--panel:#121316;--fg:#e5e7eb;--muted:#9aa0a6;--border:#1f2329;--accent:#ffffff;--success:#22c55e;--danger:#ef4444;--primary:#9ec1ff}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,-apple-system,Segoe UI,Roboto,Helvetica,Arial,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}
*,*::before,*::after{box-sizing:border-box}
.nav{border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:10}
.nav-inner{max-width:1100px;margin:0 auto;padding:16px 24px;display:flex;justify-content:space-between;align-items:center}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--fg)}
.brand img{width:24px;height:24px}
.lang{color:var(--muted)}
.user-box{display:flex;align-items:center;gap:8px}
.user-box .btn{width:auto;padding:10px 14px;font-size:14px;background:#fff;color:#14213D;border-radius:8px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}
.user-box .btn:hover{background:#FCA311;color:#fff;transform:translateY(-1px);box-shadow:0 10px 15px -3px rgba(0,0,0,.2)}
.user-avatar{width:24px;height:24px;border-radius:50%}
.user-name{font-size:14px;color:var(--fg)}
.main{max-width:1100px;margin:0 auto;padding:24px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:stretch}
.badge{display:inline-flex;align-items:center;gap:8px;background:#0a0b0d;border:1px solid var(--border);color:var(--muted);padding:6px 10px;border-radius:999px}
.title{font-size:36px;font-weight:800;margin:20px 0 8px}
.subtitle{color:var(--muted);margin:0 0 18px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:18px;min-width:0;overflow:hidden}
.card form{display:flex;flex-direction:column;gap:12px}
.label{font-weight:600;margin-bottom:8px;color:var(--fg)}
.hint{color:var(--muted);font-size:14px;margin-bottom:10px}
.input{width:100%;max-width:100%;display:block;margin:0;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:#0c0d10;color:var(--fg);font-size:16px;outline:none;transition:border-color .2s,box-shadow .2s}
.input:focus{border-color:#2e3440;box-shadow:0 0 0 4px rgba(46,52,64,.25)}
.status{display:flex;align-items:center;gap:10px;margin:12px 0;padding:10px;border:1px solid var(--border);border-radius:12px;background:#0c0d10}
.status.hidden{display:none}
.dot{width:10px;height:10px;border-radius:50%;background:var(--success)}
.status-text{font-weight:600}
.btn{width:100%;padding:12px 14px;border-radius:12px;border:1px solid #2e2e2e;background:var(--accent);color:#000;font-weight:700;font-size:16px;cursor:pointer;transition:opacity .2s,transform .02s;text-align:center;text-decoration:none;display:block}
.btn:disabled{opacity:.6;cursor:not-allowed}
.btn:active{transform:scale(.99)}
.quota{display:flex;justify-content:space-between;align-items:center;margin-top:12px;color:var(--muted);font-size:14px}
.dots{display:flex;gap:6px}
.dots .dot{width:6px;height:6px;background:#3a3a3a}
.panel-right{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:24px;display:flex;text-align:center;min-width:0;overflow:hidden}
.panel-right>div{display:flex;flex-direction:column;gap:8px;width:100%;height:100%;justify-content:center}
.panel-right>div.has-result{justify-content:flex-start;align-items:stretch}
.panel-right>div.has-result .preview-wrap.success {
    flex: 0 0 auto;       /* 關鍵：禁止自動伸展，只佔用內容高度 */
    height: auto;         /* 讓高度適應內容，避免文字被切掉 */
    min-height: 24px;     /* 設定最小高度確保圖示不跑版 */
    margin: 0 0 12px 0;   /* 增加一點下方邊距，與影片區隔開 */
    padding: 0;
    overflow: visible;    /* 避免 icon 被切掉 */
    display: flex;
    align-items: center;
}
.panel-right>div.has-result #result{flex:1;min-height:0}
.preview-icon{width:64px;height:64px;border-radius:50%;background:#1a1b1f;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.icon-circle{margin:0 auto 12px auto;width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(158,193,255,.12)}
.icon-circle svg{width:32px;height:32px;color:var(--primary)}
.preview-title{font-weight:700;margin:0 0 6px}
.preview-desc{color:var(--muted);margin:0}
.preview-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1}
.preview-wrap.success{align-items:flex-start;justify-content:flex-start;gap:8px}
.success-inline{display:flex;align-items:center;gap:6px;height:20px}
.success-icon{display:flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:rgba(34,197,94,.15)}
.success-icon svg{width:16px;height:16px;color:#22c55e}
.success-text{font-size:12px;font-weight:600;color:var(--fg);line-height:20px}
#result{margin-top:0px;text-align:left;border:1px solid var(--border);border-radius:12px;padding:12px;background:#0c0d10;color:var(--fg);overflow:hidden;display:flex;flex-direction:column;gap:8px;height:auto}
#result a{color:#9ec1ff;text-decoration:underline}
.hidden{display:none}
.player{margin-bottom:0;flex:0 0 75%;min-height:0}
video{width:100%;max-width:100%;border-radius:12px;border:1px solid var(--border);background:#000;aspect-ratio:16/9;height:100%;max-height:100%;object-fit:contain}
.footer{padding:20px;color:var(--muted);text-align:center}

@media (max-width: 900px){
  .main{grid-template-columns:1fr}
}

.section{max-width:1100px;margin:24px auto;padding:0 24px}
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.feature-card{border:1px solid var(--border);background:var(--panel);border-radius:16px;padding:16px}
.icon-box{width:48px;height:48px;border-radius:12px;background:#1a1b1f;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.icon-box svg{width:24px;height:24px;color:var(--primary)}
.feature-title{font-size:16px;font-weight:600;margin:0 0 6px}
.feature-desc{color:var(--muted);font-size:14px;margin:0}

.card-large{border:1px solid var(--border);background:var(--panel);border-radius:16px}
.card-body{padding:20px}
.step-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:16px}
.step-item{display:flex;gap:12px}
.step-number{flex-shrink:0;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(158,193,255,.2);color:#000;font-weight:700}
.step-content h4{margin:0 0 6px;font-weight:600}
.step-content p{margin:0;color:var(--muted);font-size:14px}

.faq-list{display:flex;flex-direction:column;gap:16px}
.faq-item h4{margin:0 0 6px;font-weight:600}
.faq-item p{margin:0;color:var(--muted);font-size:14px}

@media (max-width: 900px){
  .section{padding:0 16px}
  .feature-grid{grid-template-columns:1fr 1fr}
}
.footer{padding:20px;color:var(--muted);text-align:center}

/* Pricing */
.pricing-grid{max-width:1100px;margin:24px auto;padding:0 24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.pricing-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:16px;display:flex;flex-direction:column;position:relative;gap:12px}
.pricing-card.popular{border-color:var(--primary);box-shadow:0 10px 20px rgba(158,193,255,.12)}
.popular-badge{position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:var(--primary);color:#000;padding:6px 12px;border-radius:8px;font-weight:700}
.card-icon{width:48px;height:48px;border-radius:12px;background:#1a1b1f;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.card-icon.popular{background:rgba(158,193,255,.2)}
.card-icon svg{width:24px;height:24px;color:var(--primary)}
.card-title{font-size:18px;font-weight:700;margin:0}
.card-subtitle{color:var(--muted);font-size:14px;margin:0}
.price-box{border:1px solid var(--border);border-radius:12px;padding:12px;background:#0c0d10}
.price-box.popular{border-color:var(--primary);background:rgba(158,193,255,.08)}
.price{display:flex;align-items:baseline;gap:8px;justify-content:space-between}
.price-amount{font-size:24px;font-weight:800}
.price-amount.popular{color:var(--primary)}
.price-period{font-size:14px;color:var(--muted)}
.select-button{display:block;width:100%;padding:12px 14px;border-radius:12px;border:1px solid #2e2e2e;background:var(--accent);color:#000;font-weight:700;font-size:16px;text-align:center;text-decoration:none;transition:opacity .2s}
.select-button.popular{background:var(--primary)}
.select-button:disabled{opacity:.6;cursor:not-allowed}

.plan-meta{display:flex;gap:8px;align-items:center}
.plan-tag{font-size:12px;color:#000;background:#9ec1ff;padding:4px 8px;border-radius:999px}
.plan-features{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.plan-features li{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--border);background:#0c0d10;border-radius:12px;padding:8px 12px}
.plan-features .feat-name{color:var(--fg);font-size:14px}
.plan-features .feat-mark{color:var(--muted);font-size:12px}

@media (max-width: 900px){
  .pricing-grid{grid-template-columns:1fr}
}