:root{--bg-deep:#050510;--bg-indigo:#0a0a1f;--bg-card:rgba(18,16,40,0.72);--neon-magenta:#ff2d95;--neon-cyan:#22d3ee;--neon-purple:#a855f7;--neon-gold:#fbbf24;--text:#e8e6f5;--text-muted:#9b97b8;--glass:rgba(255,255,255,0.06);--glass-border:rgba(255,255,255,0.12);--radius:16px;--radius-sm:10px;--font-cn:"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;--nav-h:68px;--glow-magenta:0 0 24px rgba(255,45,149,0.45);--glow-cyan:0 0 24px rgba(34,211,238,0.4);--transition:0.3s cubic-bezier(0.22,1,0.36,1);}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}html{scroll-behavior:smooth;font-size:16px;}body{font-family:var(--font-cn);background:var(--bg-deep);color:var(--text);line-height:1.6;min-height:100vh;overflow-x:hidden;}img,svg{max-width:100%;display:block;}a{color:inherit;text-decoration:none;}button,input,select,textarea{font-family:inherit;color:inherit;}button{cursor:pointer;border:none;background:none;}ul{list-style:none;}.ambient{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse 60% 40% at 15% 10%,rgba(168,85,247,0.18),transparent),radial-gradient(ellipse 50% 45% at 85% 15%,rgba(255,45,149,0.12),transparent),radial-gradient(ellipse 70% 40% at 50% 100%,rgba(34,211,238,0.1),transparent);}.site{position:relative;z-index:1;min-height:100vh;display:flex;flex-direction:column;}.nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;height:var(--nav-h);background:rgba(5,5,16,0.75);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);border-bottom:1px solid var(--glass-border);}.nav-brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:0.02em;}.nav-brand .logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--neon-magenta),var(--neon-cyan));display:grid;place-items:center;font-size:14px;color:#050510;font-weight:800;box-shadow:var(--glow-cyan);}.nav-brand span.tag{font-size:11px;color:var(--text-muted);font-weight:400;display:block;margin-top:-2px;}.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}.nav-links a{padding:6px 10px;border-radius:8px;font-size:13px;color:var(--text-muted);transition:var(--transition);}.nav-links a:hover,.nav-links a.active{color:var(--text);background:var(--glass);}.nav-actions{display:flex;align-items:center;gap:8px;}.balance-pill{padding:6px 12px;border-radius:999px;font-size:12px;background:rgba(34,211,238,0.12);border:1px solid rgba(34,211,238,0.35);color:var(--neon-cyan);}.bgm-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--glass-border);background:var(--glass);display:grid;place-items:center;font-size:14px;}.bgm-btn.on{border-color:var(--neon-magenta);box-shadow:var(--glow-magenta);}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:12px;font-size:14px;font-weight:600;border:1px solid transparent;transition:var(--transition);}.btn-primary{background:linear-gradient(135deg,var(--neon-magenta),var(--neon-purple));color:#fff;box-shadow:var(--glow-magenta);}.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);}.btn-cyan{background:linear-gradient(135deg,var(--neon-cyan),#067a8a);color:#050510;box-shadow:var(--glow-cyan);}.btn-ghost{background:var(--glass);border-color:var(--glass-border);color:var(--text);}.btn-ghost:hover{border-color:var(--neon-cyan);}.btn-sm{padding:6px 12px;font-size:12px;border-radius:8px;}.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none;}.cost-tag{font-size:11px;font-weight:500;opacity:0.85;padding:2px 6px;border-radius:6px;background:rgba(251,191,36,0.15);color:var(--neon-gold);}main{flex:1;width:min(1120px,calc(100% - 32px));margin:0 auto;padding:28px 0 64px;}.page-hero{margin-bottom:28px;}.page-hero h1{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;background:linear-gradient(90deg,#fff,var(--neon-cyan));-webkit-background-clip:text;background-clip:text;color:transparent;}.page-hero p{color:var(--text-muted);margin-top:8px;max-width:560px;}.glass{background:var(--bg-card);border:1px solid var(--glass-border);border-radius:var(--radius);backdrop-filter:blur(12px);padding:20px;}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr;}.nav-links{display:none;}}@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}.card{background:var(--bg-card);border:1px solid var(--glass-border);border-radius:var(--radius);padding:18px;transition:var(--transition);}.card:hover{border-color:rgba(34,211,238,0.4);transform:translateY(-2px);}.card h3{font-size:1.05rem;margin-bottom:6px;}.card p{font-size:13px;color:var(--text-muted);}.card .icon{font-size:28px;margin-bottom:10px;}label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px;}.field{margin-bottom:14px;}input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{width:100%;padding:10px 12px;border-radius:10px;background:rgba(0,0,0,0.35);border:1px solid var(--glass-border);outline:none;transition:var(--transition);}input:focus,select:focus,textarea:focus{border-color:var(--neon-cyan);box-shadow:0 0 0 3px rgba(34,211,238,0.15);}textarea{min-height:110px;resize:vertical;}.toast-wrap{position:fixed;top:80px;right:16px;z-index:9999;display:flex;flex-direction:column;gap:8px;}.toast{padding:12px 16px;border-radius:12px;font-size:13px;background:rgba(18,16,40,0.95);border:1px solid var(--glass-border);box-shadow:0 8px 32px rgba(0,0,0,0.4);max-width:320px;animation:slideIn 0.25s ease;}.toast.ok{border-color:rgba(34,211,238,0.5);}.toast.err{border-color:rgba(255,45,149,0.5);}@keyframes slideIn{from{opacity:0;transform:translateX(20px);}to{opacity:1;transform:none;}}.footer{border-top:1px solid var(--glass-border);padding:24px;text-align:center;color:var(--text-muted);font-size:12px;}.footer a{color:var(--neon-cyan);}.hero{text-align:center;padding:48px 16px 36px;}.hero h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:900;letter-spacing:0.04em;background:linear-gradient(120deg,#fff 20%,var(--neon-magenta),var(--neon-cyan));-webkit-background-clip:text;background-clip:text;color:transparent;}.hero .tagline{font-size:1.15rem;color:var(--text-muted);margin:12px 0 28px;}.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}.pill-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:24px;}.pill{padding:6px 12px;border-radius:999px;font-size:12px;background:var(--glass);border:1px solid var(--glass-border);color:var(--text-muted);}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-top:16px;}.gallery img,.gallery object{width:100%;border-radius:12px;border:1px solid var(--glass-border);background:#0a0a1f;min-height:140px;}.chat-log{max-height:420px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:12px;background:rgba(0,0,0,0.25);border-radius:12px;margin-bottom:12px;}.bubble{padding:10px 14px;border-radius:12px;max-width:90%;font-size:14px;white-space:pre-wrap;}.bubble.user{align-self:flex-end;background:rgba(255,45,149,0.2);border:1px solid rgba(255,45,149,0.35);}.bubble.bot{align-self:flex-start;background:rgba(34,211,238,0.12);border:1px solid rgba(34,211,238,0.3);}.steps{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap;}.step{flex:1;min-width:100px;padding:10px;text-align:center;border-radius:10px;background:var(--glass);border:1px solid var(--glass-border);font-size:13px;color:var(--text-muted);}.step.on{border-color:var(--neon-cyan);color:var(--neon-cyan);box-shadow:var(--glow-cyan);}.step.done{border-color:var(--neon-magenta);color:var(--neon-magenta);}.progress{height:8px;border-radius:999px;background:rgba(255,255,255,0.08);overflow:hidden;margin:12px 0;}.progress > i{display:block;height:100%;background:linear-gradient(90deg,var(--neon-magenta),var(--neon-cyan));width:0;transition:width 0.4s;}.table{width:100%;border-collapse:collapse;font-size:13px;}.table th,.table td{padding:10px 8px;border-bottom:1px solid var(--glass-border);text-align:left;}.table th{color:var(--text-muted);font-weight:500;}.mobile-nav-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--glass-border);background:var(--glass);}@media (max-width:900px){.mobile-nav-toggle{display:grid;place-items:center;}.nav-links.open{display:flex;position:absolute;top:var(--nav-h);left:0;right:0;flex-direction:column;background:rgba(5,5,16,0.95);padding:12px;border-bottom:1px solid var(--glass-border);}}.music-dock{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);width:min(640px,calc(100% - 24px));z-index:80;background:rgba(18,16,40,0.9);border:1px solid var(--glass-border);border-radius:16px;padding:12px 16px;backdrop-filter:blur(16px);display:none;align-items:center;gap:12px;}.music-dock.show{display:flex;}.eq{display:flex;gap:3px;align-items:flex-end;height:24px;}.eq span{width:3px;background:var(--neon-cyan);border-radius:2px;animation:eq 0.6s ease infinite alternate;}.eq span:nth-child(2){animation-delay:0.1s;}.eq span:nth-child(3){animation-delay:0.2s;}.eq span:nth-child(4){animation-delay:0.15s;}@keyframes eq{from{height:4px;}to{height:22px;}}.code{background:rgba(0,0,0,0.4);border:1px solid var(--glass-border);border-radius:10px;padding:12px;font-family:ui-monospace,Consolas,monospace;font-size:12px;overflow-x:auto;white-space:pre;color:var(--neon-cyan);}.incl{color:var(--neon-cyan);font-weight:600;}.excl{color:var(--text-muted);text-decoration:line-through;opacity:0.75;}.link-status{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:center;margin:18px 0;padding:10px 14px;border-radius:999px;background:var(--glass);border:1px solid var(--glass-border);font-size:12px;color:var(--text-muted);}.link-status .dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:#555;}.link-status .dot.on{background:var(--neon-cyan);box-shadow:var(--glow-cyan);}.about-teaser{margin:28px 0;}
/* —— Explore rail + glass panel (puream-style IA) —— */
.explore-rail{position:fixed;left:10px;top:calc(var(--nav-h) + 16px);bottom:24px;width:118px;z-index:90;overflow-y:auto;padding:10px 8px;border-radius:14px;background:rgba(10,10,28,0.72);border:1px solid var(--glass-border);backdrop-filter:blur(14px);display:flex;flex-direction:column;gap:4px;}
.explore-rail-title{font-size:11px;letter-spacing:.12em;color:var(--neon-cyan);text-align:center;margin-bottom:6px;font-weight:700;}
.explore-rail a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;border-radius:10px;font-size:11px;color:var(--text-muted);transition:var(--transition);text-align:center;line-height:1.25;}
.explore-rail a span{font-size:16px;}
.explore-rail a em{font-style:normal;}
.explore-rail a:hover,.explore-rail a.active{color:var(--text);background:var(--glass);box-shadow:0 0 0 1px rgba(34,211,238,0.25);}
body.has-explore-rail .site{padding-left:128px;}
@media (max-width:1100px){.explore-rail{display:none;}body.has-explore-rail .site{padding-left:0;}}
.explore-overlay{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(2,4,18,0.72);backdrop-filter:blur(8px);}
.explore-overlay.open{display:flex;}
.explore-panel-inner{width:min(920px,100%);max-height:min(86vh,720px);overflow:auto;background:rgba(14,12,36,0.92);border:1px solid var(--glass-border);border-radius:20px;padding:20px 22px 24px;box-shadow:0 24px 80px rgba(0,0,0,0.55),var(--glow-cyan);}
.explore-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.explore-panel-head h3{font-size:1.15rem;background:linear-gradient(90deg,#fff,var(--neon-cyan));-webkit-background-clip:text;background-clip:text;color:transparent;}
.explore-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--glass-border);background:var(--glass);font-size:20px;line-height:1;color:var(--text);}
.explore-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
@media (max-width:800px){.explore-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:480px){.explore-grid{grid-template-columns:1fr;}}
.explore-card{display:flex;flex-direction:column;gap:4px;padding:14px 12px;border-radius:14px;background:var(--bg-card);border:1px solid var(--glass-border);transition:var(--transition);min-height:96px;}
.explore-card:hover{border-color:rgba(34,211,238,0.45);transform:translateY(-2px);box-shadow:var(--glow-cyan);}
.explore-icon{font-size:22px;}
.explore-label{font-weight:700;font-size:14px;}
.explore-desc{font-size:11px;color:var(--text-muted);line-height:1.4;}
#nav-explore-btn{border-color:rgba(34,211,238,0.35);}

/* —— mobile / PWA 1.3.5 —— */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;}
body{padding-top:env(safe-area-inset-top);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);padding-bottom:env(safe-area-inset-bottom);}
.nav-backdrop{display:none;position:fixed;inset:0;z-index:95;background:rgba(2,4,18,0.55);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);}
body.nav-open .nav-backdrop{display:block;}
body.nav-open{overflow:hidden;}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;width:100%;}
.m-tabbar{display:none;}
@media (max-width:900px){
  .nav{padding:10px 14px;gap:8px;height:auto;min-height:var(--nav-h);}
  .nav-actions{flex-wrap:wrap;justify-content:flex-end;gap:6px;max-width:58%;}
  .nav-actions .btn-sm{padding:6px 10px;}
  .nav-brand span.tag{display:none;}
  .nav-links.open{display:flex;position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;flex-direction:column;align-items:stretch;gap:2px;background:rgba(5,5,16,0.97);padding:12px 16px calc(24px + env(safe-area-inset-bottom));border-bottom:1px solid var(--glass-border);overflow-y:auto;-webkit-overflow-scrolling:touch;z-index:110;}
  .nav-links.open a{min-height:44px;display:flex;align-items:center;padding:12px 14px;font-size:15px;border-radius:10px;}
  .mobile-nav-toggle{display:grid;place-items:center;flex-shrink:0;}
}
@media (max-width:720px){
  .m-tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:120;align-items:stretch;justify-content:space-around;gap:2px;padding:6px 4px calc(6px + env(safe-area-inset-bottom));background:rgba(5,5,16,0.92);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);border-top:1px solid var(--glass-border);box-shadow:0 -8px 32px rgba(0,0,0,0.35);}
  .m-tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:48px;padding:4px 2px;border-radius:10px;font-size:10px;color:var(--text-muted);line-height:1.2;transition:var(--transition);}
  .m-tabbar a span{font-size:18px;line-height:1;}
  .m-tabbar a.active,.m-tabbar a:hover{color:var(--neon-cyan);background:rgba(34,211,238,0.1);}
  body.has-mtab .site,body.has-mtab main{padding-bottom:calc(72px + env(safe-area-inset-bottom));}
  body.has-mtab .music-dock{bottom:calc(72px + env(safe-area-inset-bottom));}
  body.has-mtab .explore-rail{bottom:calc(80px + env(safe-area-inset-bottom));}
}
@media (max-width:640px){
  main{width:min(1120px,calc(100% - 20px));padding:18px 0 56px;}
  .glass,.card{padding:14px;}
  .table{display:block;}
  .table-scroll,.glass > .table,.card > .table{overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .toast-wrap{top:calc(12px + env(safe-area-inset-top));left:12px;right:12px;align-items:center;}
  .toast{max-width:none;width:100%;text-align:center;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  input[type=text],input[type=email],input[type=password],input[type=number],select,textarea{font-size:16px;}
  .page-hero h1{font-size:1.45rem;}
  .nav-actions{max-width:70%;}
}

/* —— 1.4.0 popup ads + share fab —— */
.td-popup-overlay{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:max(16px,env(safe-area-inset-top)) 16px max(16px,env(safe-area-inset-bottom));background:rgba(2,4,18,.72);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.td-popup-overlay.open{display:flex}
.td-popup-card{position:relative;width:min(420px,100%);max-height:min(86vh,640px);overflow:auto;background:rgba(14,12,36,.96);border:1px solid var(--glass-border);border-radius:20px;padding:20px 18px 16px;box-shadow:0 24px 80px rgba(0,0,0,.55),var(--glow-magenta)}
.td-popup-close{position:absolute;top:10px;right:10px;width:40px;height:40px;min-width:44px;min-height:44px;border-radius:12px;border:1px solid var(--glass-border);background:var(--glass);font-size:22px;line-height:1;color:var(--text)}
.td-popup-img{width:100%;border-radius:12px;margin-bottom:12px;max-height:200px;object-fit:cover}
.td-popup-body h3{font-size:1.15rem;margin-bottom:8px}
.td-popup-body p,.td-popup-html{font-size:13px;color:var(--text-muted);line-height:1.55;margin-bottom:8px}
.td-popup-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.td-popup-actions .btn{min-height:44px;flex:1}
.td-share-fab{position:fixed;right:14px;bottom:calc(88px + env(safe-area-inset-bottom));z-index:130;min-width:52px;min-height:52px;padding:0 14px;border-radius:999px;background:linear-gradient(135deg,var(--neon-magenta),var(--neon-purple));color:#fff;font-size:13px;font-weight:700;box-shadow:var(--glow-magenta);border:1px solid rgba(255,255,255,.15)}
@media(min-width:721px){.td-share-fab{bottom:24px}}
body.has-mtab .td-share-fab{bottom:calc(88px + env(safe-area-inset-bottom))}
@media(max-width:640px){
  .btn,.m-tabbar a,.nav-links.open a{min-height:44px}
  .field label{margin-bottom:8px}
  textarea,input,select{min-height:44px}
  textarea{min-height:110px}
}