/* roulang page: index */
:root{
      --bg:#fbf7ef;
      --bg-soft:#fffaf2;
      --ink:#151515;
      --muted:#6b6258;
      --line:rgba(21,21,21,.12);
      --primary:#e8482e;
      --primary-dark:#b92816;
      --secondary:#f7b733;
      --deep:#111827;
      --deep-2:#1f2937;
      --cream:#fff4df;
      --white:#ffffff;
      --green:#2b8a67;
      --radius-sm:12px;
      --radius:22px;
      --radius-lg:34px;
      --shadow:0 18px 48px rgba(31,41,55,.12);
      --shadow-soft:0 10px 30px rgba(31,41,55,.08);
      --nav-height:76px;
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      line-height:1.7;
      background:
        radial-gradient(circle at 8% 8%, rgba(247,183,51,.18), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(232,72,46,.10), transparent 30%),
        var(--bg);
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--primary)}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    .container{max-width:1180px}
    .skip-link{
      position:absolute;left:-999px;top:10px;background:var(--deep);color:#fff;
      padding:10px 14px;border-radius:10px;z-index:9999
    }
    .skip-link:focus{left:12px}
    .site-header{
      position:sticky;top:0;z-index:50;background:rgba(251,247,239,.86);
      backdrop-filter:blur(18px);border-bottom:1px solid var(--line)
    }
    .navbar{min-height:var(--nav-height);padding:0}
    .brand-mark{
      display:inline-flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.02em;
      color:var(--ink);font-size:1.18rem
    }
    .brand-dot{
      width:34px;height:34px;border-radius:50%;background:var(--deep);position:relative;
      box-shadow:inset 0 0 0 7px var(--secondary)
    }
    .brand-dot:after{
      content:"";position:absolute;width:12px;height:12px;border-radius:50%;background:var(--primary);
      right:-3px;top:2px;border:3px solid var(--bg)
    }
    .navbar-toggler{
      border:1px solid var(--line);border-radius:14px;padding:8px 10px;background:#fff
    }
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(232,72,46,.16)}
    .nav-menu{gap:26px;align-items:center}
    .nav-link{
      color:var(--muted);font-weight:700;padding:8px 2px!important;position:relative
    }
    .nav-link:after{
      content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:var(--primary);
      transform:scaleX(0);transform-origin:left;transition:var(--ease);border-radius:20px
    }
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-link.active{color:var(--ink)}
    .nav-cta{
      border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 18px;
      font-weight:800;color:var(--ink);box-shadow:var(--shadow-soft)
    }
    .nav-cta:hover{background:var(--deep);color:#fff;transform:translateY(-1px)}
    .btn-brand,.btn-outline-brand,.btn-dark-soft{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;
      padding:13px 22px;font-weight:900;border:1px solid transparent;transition:var(--ease);
      min-height:50px
    }
    .btn-brand{
      background:var(--primary);color:#fff;box-shadow:0 14px 28px rgba(232,72,46,.28)
    }
    .btn-brand:hover,.btn-brand:focus{background:var(--primary-dark);color:#fff;transform:translateY(-2px)}
    .btn-outline-brand{
      background:#fff;color:var(--ink);border-color:rgba(21,21,21,.16)
    }
    .btn-outline-brand:hover,.btn-outline-brand:focus{background:var(--ink);color:#fff;transform:translateY(-2px)}
    .btn-dark-soft{background:var(--deep);color:#fff}
    .btn-dark-soft:hover{background:#000;color:#fff;transform:translateY(-2px)}
    .btn-brand:focus,.btn-outline-brand:focus,.btn-dark-soft:focus,input:focus,select:focus{
      outline:none;box-shadow:0 0 0 4px rgba(232,72,46,.18)
    }
    .badge-soft{
      display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:8px 13px;
      font-size:.88rem;font-weight:800;background:rgba(232,72,46,.10);color:var(--primary);
      border:1px solid rgba(232,72,46,.18)
    }
    .badge-dark{
      background:var(--deep);color:#fff;border-radius:999px;padding:7px 12px;font-weight:800;
      font-size:.82rem
    }
    main{overflow:hidden}
    section{position:relative}
    .section-pad{padding:82px 0}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-eyebrow{
      font-weight:900;color:var(--primary);letter-spacing:.08em;font-size:.86rem;margin-bottom:10px
    }
    .section-title{
      font-size:clamp(2rem,4vw,3.2rem);line-height:1.12;font-weight:950;letter-spacing:-.04em;margin:0 0 15px
    }
    .section-desc{color:var(--muted);font-size:1.06rem;margin:0}
    .hero{
      padding:34px 0 72px
    }
    .promo-stage{
      position:relative;min-height:620px;border-radius:var(--radius-lg);overflow:hidden;color:#fff;
      background:
        linear-gradient(115deg, rgba(17,24,39,.96), rgba(17,24,39,.78) 42%, rgba(232,72,46,.58)),
        radial-gradient(circle at 78% 18%, rgba(247,183,51,.6), transparent 20%),
        linear-gradient(135deg,#111827,#291314);
      box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.14)
    }
    .promo-stage:before{
      content:"";position:absolute;inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
      background-size:44px 44px;mask-image:linear-gradient(to bottom, #000, transparent 90%);
      opacity:.55
    }
    .promo-inner{position:relative;z-index:2;padding:64px 54px 46px;display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:stretch}
    .hero-copy{display:flex;flex-direction:column;justify-content:space-between;min-height:510px}
    .hero h1{
      font-size:clamp(2.45rem,5.4vw,5.75rem);line-height:.98;letter-spacing:-.065em;
      font-weight:1000;margin:20px 0 22px;max-width:860px
    }
    .hero-lead{font-size:1.12rem;color:rgba(255,255,255,.82);max-width:680px;margin:0 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
    .hero .btn-outline-brand{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.26)}
    .hero .btn-outline-brand:hover{background:#fff;color:var(--ink)}
    .hero-data{display:flex;flex-wrap:wrap;gap:12px}
    .data-pill{
      display:inline-flex;flex-direction:column;gap:2px;min-width:136px;padding:14px 16px;border-radius:18px;
      background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(10px)
    }
    .data-pill strong{font-size:1.18rem}
    .data-pill span{font-size:.86rem;color:rgba(255,255,255,.68)}
    .burst{
      position:absolute;right:34px;top:30px;width:132px;height:132px;border-radius:50%;display:grid;place-items:center;
      background:var(--secondary);color:#2b1700;font-weight:1000;text-align:center;line-height:1.12;
      transform:rotate(10deg);box-shadow:0 18px 36px rgba(0,0,0,.22);z-index:3
    }
    .burst:before{
      content:"";position:absolute;inset:-8px;background:var(--secondary);z-index:-1;
      clip-path:polygon(50% 0%,61% 18%,82% 10%,82% 32%,100% 42%,84% 57%,92% 78%,69% 77%,58% 100%,43% 82%,20% 91%,21% 67%,0% 56%,18% 42%,9% 19%,34% 22%)
    }
    .ticket-stack{position:relative;display:flex;align-items:end;justify-content:center}
    .ticket-card{
      width:100%;max-width:430px;background:rgba(255,250,242,.96);color:var(--ink);border-radius:30px;
      padding:26px;box-shadow:0 28px 70px rgba(0,0,0,.28);transform:rotate(-2deg);
      border:1px solid rgba(255,255,255,.4)
    }
    .ticket-card:before,.ticket-card:after{
      content:"";position:absolute;width:28px;height:28px;background:#25161a;border-radius:50%;top:54%;
    }
    .ticket-card:before{left:-14px}.ticket-card:after{right:-14px}
    .ticket-top{display:flex;justify-content:space-between;gap:12px;align-items:start;border-bottom:1px dashed rgba(21,21,21,.22);padding-bottom:18px;margin-bottom:18px}
    .ticket-title{font-size:1.55rem;font-weight:950;line-height:1.15;margin:0}
    .countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}
    .count-item{
      border-radius:16px;background:var(--deep);color:#fff;text-align:center;padding:12px 6px
    }
    .count-item b{display:block;font-size:1.35rem;line-height:1}.count-item span{font-size:.76rem;color:rgba(255,255,255,.68)}
    .ticket-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .ticket-list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted)}
    .ticket-list li:before{content:"";width:8px;height:8px;background:var(--primary);border-radius:50%;margin-top:10px;flex:0 0 auto}
    .live-section{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .live-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:28px;align-items:stretch}
    .feature-broadcast{
      background:var(--deep);color:#fff;border-radius:var(--radius-lg);padding:30px;min-height:360px;
      display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow);position:relative;overflow:hidden
    }
    .feature-broadcast:after{
      content:"";position:absolute;right:-70px;bottom:-70px;width:240px;height:240px;background:rgba(232,72,46,.45);border-radius:50%;filter:blur(8px)
    }
    .broadcast-time{font-size:3.6rem;line-height:1;font-weight:1000;letter-spacing:-.06em;position:relative;z-index:2}
    .broadcast-note{color:rgba(255,255,255,.72);max-width:420px;position:relative;z-index:2}
    .schedule-list{display:grid;gap:14px}
    .time-card{
      display:grid;grid-template-columns:110px 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);
      border-radius:24px;padding:18px;box-shadow:var(--shadow-soft);transition:var(--ease)
    }
    .time-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .time-card .time{font-weight:1000;font-size:1.24rem;color:var(--primary)}
    .time-card h3{font-size:1.1rem;font-weight:950;margin:0 0 4px}
    .time-card p{margin:0;color:var(--muted);font-size:.95rem}
    .highlights{background:linear-gradient(180deg,var(--bg),#fff)}
    .bento-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
    .bento-card{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-soft);
      transition:var(--ease);min-height:190px
    }
    .bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .bento-card.wide{grid-row:span 2;background:var(--deep);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
    .bento-card h3{font-size:1.25rem;font-weight:950;margin:12px 0 8px}
    .bento-card p{color:var(--muted);margin:0}
    .bento-card.wide p{color:rgba(255,255,255,.72)}
    .icon-chip{
      width:46px;height:46px;border-radius:16px;background:rgba(232,72,46,.11);color:var(--primary);
      display:grid;place-items:center;font-weight:1000
    }
    .scenario-band{margin-top:56px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-soft)}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-top:22px}
    .scenario-item{padding:20px;border-radius:20px;background:var(--cream);border:1px solid rgba(247,183,51,.24)}
    .scenario-item strong{display:block;font-size:1.08rem;margin-bottom:7px}
    .scenario-item span{color:var(--muted);font-size:.96rem}
    .pricing-wrap{margin-top:42px}
    .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
    .price-card{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-soft);
      display:flex;flex-direction:column;gap:16px;position:relative;overflow:hidden
    }
    .price-card.featured{border-color:rgba(232,72,46,.42);box-shadow:0 20px 50px rgba(232,72,46,.14)}
    .price-card .tag{position:absolute;right:18px;top:18px;background:var(--secondary);border-radius:999px;padding:6px 10px;font-size:.78rem;font-weight:900}
    .price-name{font-size:1.2rem;font-weight:950}
    .price{font-size:2rem;font-weight:1000;letter-spacing:-.04em}
    .price small{font-size:.9rem;color:var(--muted);font-weight:700}
    .price-card ul{list-style:none;margin:0;padding:0;display:grid;gap:9px;color:var(--muted)}
    .price-card li:before{content:"✓";color:var(--green);font-weight:1000;margin-right:8px}
    .news-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:28px}
    .news-list{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-lg);padding:14px}
    .news-link{
      display:grid;grid-template-columns:110px 1fr auto;gap:16px;align-items:center;padding:18px;border-radius:20px;
      border-bottom:1px solid var(--line)
    }
    .news-link:last-child{border-bottom:0}
    .news-link:hover{background:#fff;transform:translateX(2px);color:var(--ink)}
    .news-date{font-weight:900;color:var(--primary)}
    .news-link h3{font-size:1.08rem;font-weight:950;margin:0 0 3px}
    .news-link p{margin:0;color:var(--muted);font-size:.94rem}
    .arrow{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#fff;border:1px solid var(--line)}
    .recommend-panel{
      background:var(--deep);color:#fff;border-radius:var(--radius-lg);padding:28px;display:flex;flex-direction:column;justify-content:space-between;
      min-height:420px;box-shadow:var(--shadow);position:sticky;top:100px
    }
    .recommend-panel p{color:rgba(255,255,255,.72)}
    .quote-card{border-top:1px solid rgba(255,255,255,.16);padding-top:20px;margin-top:20px}
    .subscribe-section{background:linear-gradient(135deg,#fff7e8,#fff)}
    .subscribe-box{
      display:grid;grid-template-columns:.85fr 1.15fr;gap:30px;align-items:center;background:var(--deep);
      color:#fff;border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow);overflow:hidden;position:relative
    }
    .subscribe-box:before{
      content:"";position:absolute;right:-80px;top:-100px;width:320px;height:320px;border-radius:50%;
      background:rgba(247,183,51,.34)
    }
    .subscribe-box h2{font-size:clamp(2rem,4vw,3.6rem);font-weight:1000;line-height:1.05;letter-spacing:-.05em;margin:0 0 14px}
    .subscribe-box p{color:rgba(255,255,255,.74);margin:0}
    .lead-form{
      position:relative;z-index:2;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
      border-radius:26px;padding:22px;backdrop-filter:blur(12px)
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .form-control,.form-select{
      border:1px solid rgba(255,255,255,.24);border-radius:16px;min-height:52px;background:rgba(255,255,255,.94);
      color:var(--ink);padding:12px 14px
    }
    .privacy{font-size:.88rem;color:rgba(255,255,255,.64);margin:13px 0 0}
    .form-message{margin-top:12px;color:#ffe08a;font-weight:800;min-height:22px}
    .faq-section{background:var(--bg)}
    .faq-layout{display:grid;grid-template-columns:.55fr 1fr;gap:34px;align-items:start}
    .accordion{display:grid;gap:12px}
    .accordion-item{
      border:1px solid var(--line)!important;border-radius:22px!important;overflow:hidden;background:#fff;box-shadow:var(--shadow-soft)
    }
    .accordion-button{
      padding:20px 22px;font-weight:950;color:var(--ink);background:#fff;border:0;box-shadow:none!important
    }
    .accordion-button:not(.collapsed){background:var(--cream);color:var(--ink)}
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(232,72,46,.14)!important}
    .accordion-body{color:var(--muted);padding:0 22px 22px}
    .mini-cta{
      margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-soft)
    }
    .site-footer{
      background:#101010;color:#fff;padding:52px 0 28px
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:28px;align-items:start}
    .footer-brand{font-size:1.3rem;font-weight:1000;margin-bottom:10px}
    .footer-text{color:rgba(255,255,255,.62);max-width:520px;margin:0}
    .footer-title{font-weight:950;margin-bottom:12px}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:8px}
    .footer-links a{color:rgba(255,255,255,.64)}
    .footer-links a:hover{color:#fff}
    .copyright{
      margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
      color:rgba(255,255,255,.48);font-size:.92rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap
    }
    @media (max-width:1024px){
      .promo-inner,.live-layout,.news-layout,.subscribe-box,.faq-layout{grid-template-columns:1fr}
      .hero-copy{min-height:auto}
      .ticket-stack{align-items:center}
      .bento-grid{grid-template-columns:1fr 1fr}
      .bento-card.wide{grid-column:span 2;grid-row:auto}
      .recommend-panel{position:relative;top:auto;min-height:auto}
    }
    @media (max-width:768px){
      :root{--nav-height:68px}
      .navbar-collapse{
        margin-top:10px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:14px;box-shadow:var(--shadow-soft)
      }
      .nav-menu{gap:8px;align-items:stretch}
      .nav-cta{text-align:center}
      .section-pad{padding:62px 0}
      .promo-stage{min-height:auto;border-radius:26px}
      .promo-inner{padding:42px 22px 30px}
      .hero-data{display:grid;grid-template-columns:1fr}
      .burst{width:96px;height:96px;right:18px;top:18px;font-size:.9rem}
      .ticket-card{transform:none}
      .time-card{grid-template-columns:1fr;gap:8px}
      .time-card .btn-outline-brand{width:100%}
      .scenario-grid,.price-grid,.footer-grid{grid-template-columns:1fr}
      .news-link{grid-template-columns:1fr auto}
      .news-date{grid-column:1/-1}
      .form-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .container{padding-left:18px;padding-right:18px}
      .hero{padding-top:20px}
      .hero h1{font-size:2.35rem}
      .section-title{font-size:2rem}
      .hero-actions .btn-brand,.hero-actions .btn-outline-brand,.subscribe-box .btn-brand{width:100%}
      .bento-grid{grid-template-columns:1fr}
      .bento-card.wide{grid-column:auto}
      .promo-inner{gap:22px}
      .ticket-top{flex-direction:column}
      .broadcast-time{font-size:2.6rem}
      .subscribe-box{padding:24px}
      .copyright{display:block}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}