/* smart.css — 赤隼智能交互层 */
.smart-toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:#1a1f33;border:1px solid #3d6bff;color:#fff;padding:12px 24px;border-radius:10px;z-index:9999;display:none;font-size:14px;max-width:90vw;box-shadow:0 4px 20px rgba(0,0,0,.4);transition:opacity .3s}
.smart-toast.smart-ok{border-color:#3dd68c;color:#3dd68c}
.smart-toast.smart-err{border-color:#ff7070;color:#ff8080}
.smart-back-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#070a14;border:none;font-size:20px;font-weight:700;cursor:pointer;box-shadow:0 2px 12px rgba(245,194,66,.4);transition:all .2s;opacity:0;pointer-events:none;z-index:999}
.smart-back-top.show{opacity:1;pointer-events:auto}
.smart-back-top:hover{background:var(--primary-light);transform:translateY(-2px)}
.smart-nav-toggle{display:none;flex-direction:column;justify-content:space-around;width:28px;height:22px;background:transparent;border:none;cursor:pointer;padding:0}
.smart-nav-toggle span{display:block;width:100%;height:2px;background:var(--primary);border-radius:2px;transition:.3s}
.smart-nav-toggle.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.smart-nav-toggle.active span:nth-child(2){opacity:0}
.smart-nav-toggle.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
@media(max-width:800px){.nav ul{display:none;position:fixed;top:0;left:0;width:100%;height:100vh;background:#0f1424;flex-direction:column;gap:0;padding:80px 30px 30px;z-index:998}.nav ul.smart-nav-open{display:flex}.nav ul li{padding:16px 0;border-bottom:1px solid var(--line)}.nav ul li a{font-size:18px}.smart-nav-toggle{display:flex;position:relative;z-index:999}}
/* Smart wizard modal */
.smart-wizard-overlay{position:fixed;inset:0;background:rgba(0,0,0,.75);display:flex;align-items:center;justify-content:center;z-index:10000;padding:20px}
.smart-wizard{background:#0f1424;border:1px solid var(--line);border-radius:16px;padding:36px 32px;max-width:480px;width:100%;position:relative;box-shadow:0 8px 40px rgba(0,0,0,.5)}
.smart-wizard h3{color:var(--primary-light);font-size:22px;margin-bottom:24px;text-align:center}
.sw-close{position:absolute;top:12px;right:16px;font-size:26px;color:var(--ink-2);cursor:pointer;line-height:1}
.sw-close:hover{color:var(--primary-light)}
.sw-opt{display:block;width:100%;padding:16px;margin-bottom:12px;background:#16122a;border:1px solid var(--line);border-radius:10px;color:var(--ink);font-size:15px;cursor:pointer;transition:.2s;text-align:left}
.sw-opt:hover{border-color:var(--primary);background:rgba(245,194,66,.08)}
.sw-back{background:transparent;border:none;color:var(--ink-2);cursor:pointer;font-size:14px;margin-top:8px}
.sw-back:hover{color:var(--primary)}
.sw-result-icon{font-size:48px;text-align:center;margin-bottom:8px}
.sw-result-title{color:var(--primary-light);font-size:24px;text-align:center;margin-bottom:8px}
.sw-result-desc{color:var(--ink-2);text-align:center;margin-bottom:24px;line-height:1.6}
.sw-result-btn{display:block;width:100%;text-align:center;margin-bottom:12px}
.sw-again{display:block;width:100%;background:transparent;border:1px solid var(--line);color:var(--ink-2);padding:12px;border-radius:8px;cursor:pointer;font-size:14px}
.sw-again:hover{border-color:var(--primary);color:var(--primary)}
/* Wizard trigger */
.wizard-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#070a14;font-size:16px;font-weight:700;border:none;cursor:pointer;transition:.2s;box-shadow:0 4px 16px rgba(245,194,66,.3)}
.wizard-btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(245,194,66,.4)}
/* Inline pay button on download cards */
.dl-card .pay-inline-btn{display:inline-block;padding:10px 22px;border-radius:8px;background:#3d6bff;color:#fff;font-weight:700;font-size:15px;border:none;cursor:pointer;transition:.15s}
.dl-card .pay-inline-btn:hover{background:#2b58e0}
.dl-card .pay-inline-btn:disabled{background:#3a3f55;cursor:wait}
/* Auto-lang hint */
.auto-lang-hint{margin-top:20px;font-size:14px;color:var(--ink-2);min-height:20px}
.auto-lang-hint a{color:var(--primary-light);margin-left:4px}
/* Comparison table enhancements */
.smart-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}
.smart-table th,.smart-table td{padding:12px 10px;border:1px solid var(--line);text-align:center}
.smart-table th{background:#16122a;color:var(--primary-light);font-weight:600}
.smart-table td:first-child{text-align:left;color:var(--ink)}
.smart-table .yes{color:#3dd68c}
.smart-table .no{color:#555}
.smart-table .free{color:var(--primary-light);font-weight:700}