/* roulang page: index */
:root{
      --brand:#7c3aed;
      --brand-2:#ec4899;
      --brand-3:#f59e0b;
      --ink:#16111f;
      --muted:#6b6478;
      --soft:#f7f2ff;
      --soft-2:#fff7ed;
      --line:rgba(42,30,68,.12);
      --card:#ffffff;
      --dark:#201333;
      --success:#10b981;
      --danger:#ef4444;
      --radius-sm:12px;
      --radius:22px;
      --radius-lg:32px;
      --shadow-sm:0 8px 22px rgba(56,34,92,.08);
      --shadow:0 18px 45px rgba(56,34,92,.13);
      --shadow-lg:0 28px 80px rgba(56,34,92,.20);
      --container:1180px;
      --ease:all .24s 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);
      background:
        radial-gradient(circle at 12% 4%, rgba(236,72,153,.13), transparent 28%),
        radial-gradient(circle at 88% 8%, rgba(124,58,237,.13), transparent 30%),
        linear-gradient(180deg,#fff 0%,#fbf8ff 44%,#fff 100%);
      line-height:1.75;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--brand)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(124,58,237,.2)}
    .container-xl{max-width:var(--container)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
      box-shadow:0 10px 30px rgba(30,20,50,.04);
    }
    .brand-row{
      min-height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:12px 0;
    }
    .brand-logo{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .logo-mark{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      font-weight:900;
      letter-spacing:-.03em;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 14px 30px rgba(124,58,237,.25);
      flex:0 0 auto;
    }
    .logo-text{
      font-weight:900;
      font-size:18px;
      letter-spacing:-.02em;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:520px;
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .search-pill{
      width:260px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:#fff;
      color:var(--muted);
      box-shadow:var(--shadow-sm);
    }
    .search-pill input{
      border:0;
      outline:0;
      min-width:0;
      width:100%;
      background:transparent;
      color:var(--ink);
      font-size:14px;
    }
    .search-pill:focus-within{
      border-color:rgba(124,58,237,.45);
      box-shadow:0 0 0 4px rgba(124,58,237,.12);
    }
    .mini-cta{
      border:0;
      border-radius:999px;
      padding:11px 18px;
      background:var(--dark);
      color:#fff;
      font-weight:800;
      box-shadow:0 12px 26px rgba(32,19,51,.18);
    }
    .mini-cta:hover{transform:translateY(-2px);color:#fff;background:#2d1948}
    .chip-nav-wrap{
      border-top:1px solid rgba(42,30,68,.08);
      padding:10px 0 12px;
    }
    .chip-nav{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      scrollbar-width:none;
      -webkit-overflow-scrolling:touch;
      padding-bottom:2px;
    }
    .chip-nav::-webkit-scrollbar{display:none}
    .nav-chip{
      flex:0 0 auto;
      padding:9px 17px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      box-shadow:0 8px 18px rgba(56,34,92,.05);
    }
    .nav-chip:hover,.nav-chip:focus{
      border-color:rgba(124,58,237,.45);
      background:var(--soft);
      color:var(--brand);
      outline:none;
    }
    .nav-chip.active{
      color:#fff;
      border-color:transparent;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 12px 28px rgba(124,58,237,.22);
    }
    .section{
      padding:78px 0;
      position:relative;
    }
    .section.tight{padding:54px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:28px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(124,58,237,.10);
      color:var(--brand);
      font-weight:900;
      font-size:13px;
      margin-bottom:14px;
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,4vw,44px);
      line-height:1.2;
      letter-spacing:-.04em;
      font-weight:950;
    }
    .section-desc{
      margin:12px 0 0;
      color:var(--muted);
      max-width:720px;
      font-size:16px;
    }
    .btn-main,.btn-ghost,.btn-warm{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid transparent;
      transition:var(--ease);
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-main{
      color:#fff;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 18px 34px rgba(124,58,237,.24);
    }
    .btn-main:hover{transform:translateY(-2px);color:#fff;box-shadow:0 24px 42px rgba(124,58,237,.30)}
    .btn-ghost{
      color:var(--ink);
      background:#fff;
      border-color:var(--line);
      box-shadow:var(--shadow-sm);
    }
    .btn-ghost:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.35);background:var(--soft);color:var(--brand)}
    .btn-warm{
      color:#412009;
      background:linear-gradient(135deg,#ffe08a,#ffb547);
      box-shadow:0 18px 34px rgba(245,158,11,.22);
    }
    .btn-warm:hover{transform:translateY(-2px);color:#2b1504}
    .btn-main:focus,.btn-ghost:focus,.btn-warm:focus,.mini-cta:focus{
      outline:0;
      box-shadow:0 0 0 4px rgba(124,58,237,.16),0 18px 34px rgba(124,58,237,.20);
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(236,72,153,.10);
      color:#be185d;
      font-size:12px;
      font-weight:900;
    }
    .hero{
      padding:38px 0 74px;
      overflow:hidden;
    }
    .campaign-strip{
      margin:18px 0 24px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:12px 16px;
      border-radius:18px;
      background:linear-gradient(90deg,#201333,#4c1d95 55%,#be185d);
      color:#fff;
      box-shadow:var(--shadow);
    }
    .campaign-strip strong{font-weight:950}
    .countdown{
      display:flex;
      gap:8px;
      align-items:center;
      flex:0 0 auto;
    }
    .timebox{
      min-width:42px;
      text-align:center;
      padding:5px 8px;
      border-radius:10px;
      background:rgba(255,255,255,.15);
      font-weight:900;
    }
    .coupon-wall{
      position:relative;
      border-radius:var(--radius-lg);
      padding:28px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.94),rgba(255,247,237,.90)),
        radial-gradient(circle at 78% 20%,rgba(245,158,11,.22),transparent 30%);
      border:1px solid rgba(124,58,237,.14);
      box-shadow:var(--shadow-lg);
      overflow:hidden;
    }
    .coupon-wall:before{
      content:"";
      position:absolute;
      inset:auto -120px -160px auto;
      width:360px;
      height:360px;
      background:radial-gradient(circle,rgba(236,72,153,.22),transparent 62%);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      padding:18px 8px 12px;
      position:relative;
      z-index:1;
    }
    h1{
      margin:0;
      font-size:clamp(34px,5.5vw,68px);
      line-height:1.05;
      letter-spacing:-.06em;
      font-weight:1000;
    }
    .hero-sub{
      margin:18px 0 22px;
      max-width:680px;
      color:#554b66;
      font-size:18px;
    }
    .hero-ctas{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:22px;
    }
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      max-width:720px;
    }
    .point{
      border:1px solid var(--line);
      background:rgba(255,255,255,.72);
      border-radius:18px;
      padding:14px;
    }
    .point b{
      display:block;
      font-size:24px;
      line-height:1.1;
      letter-spacing:-.04em;
    }
    .point span{display:block;color:var(--muted);font-size:13px;margin-top:5px}
    .coupon-stage{
      display:grid;
      gap:14px;
      position:relative;
      z-index:1;
    }
    .main-coupon{
      min-height:300px;
      border-radius:30px;
      color:#fff;
      background:
        radial-gradient(circle at 92% 12%,rgba(255,255,255,.23),transparent 24%),
        linear-gradient(135deg,#7c3aed 0%,#ec4899 54%,#f97316 100%);
      box-shadow:0 28px 55px rgba(236,72,153,.28);
      position:relative;
      padding:26px;
      overflow:hidden;
    }
    .main-coupon:before,.main-coupon:after{
      content:"";
      position:absolute;
      top:50%;
      width:34px;
      height:34px;
      border-radius:50%;
      background:#fff9f6;
      transform:translateY(-50%);
    }
    .main-coupon:before{left:-17px}
    .main-coupon:after{right:-17px}
    .coupon-label{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      font-weight:900;
      color:rgba(255,255,255,.9);
      font-size:14px;
    }
    .coupon-value{
      margin:38px 0 10px;
      font-size:clamp(42px,7vw,76px);
      line-height:.95;
      letter-spacing:-.07em;
      font-weight:1000;
    }
    .coupon-text{font-size:18px;max-width:360px;color:rgba(255,255,255,.9)}
    .coupon-action{
      margin-top:22px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .mini-coupons{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .coupon-mini{
      border:1px dashed rgba(124,58,237,.26);
      background:#fff;
      border-radius:20px;
      padding:16px;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .coupon-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .coupon-mini strong{display:block;font-size:20px;letter-spacing:-.03em}
    .coupon-mini p{margin:5px 0 0;color:var(--muted);font-size:13px}
    .calendar-section{
      background:linear-gradient(180deg,transparent,#fff 35%,transparent);
    }
    .date-rail{
      display:flex;
      gap:10px;
      overflow-x:auto;
      padding:4px 2px 16px;
      scrollbar-width:none;
    }
    .date-rail::-webkit-scrollbar{display:none}
    .date-chip{
      flex:0 0 112px;
      border:1px solid var(--line);
      border-radius:20px;
      background:#fff;
      padding:13px;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .date-chip.active,.date-chip:hover{
      transform:translateY(-2px);
      border-color:rgba(124,58,237,.35);
      background:linear-gradient(180deg,#fff,var(--soft));
    }
    .date-chip b{display:block;font-size:20px;letter-spacing:-.03em}
    .date-chip span{font-size:13px;color:var(--muted)}
    .calendar-list{
      border-radius:var(--radius);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .calendar-item{
      display:grid;
      grid-template-columns:130px 1fr auto;
      gap:18px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid var(--line);
    }
    .calendar-item:last-child{border-bottom:0}
    .calendar-time{font-weight:950;color:var(--brand)}
    .calendar-copy h3{margin:0 0 4px;font-size:18px;font-weight:950}
    .calendar-copy p{margin:0;color:var(--muted);font-size:14px}
    .topic-layout{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:22px;
    }
    .topic-feature{
      min-height:360px;
      border-radius:var(--radius-lg);
      padding:28px;
      color:#fff;
      background:
        linear-gradient(135deg,rgba(32,19,51,.92),rgba(124,58,237,.82)),
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320' viewBox='0 0 320 320'%3E%3Cg fill='none' stroke='rgba(255,255,255,.22)' stroke-width='2'%3E%3Cpath d='M40 80h240M40 160h240M40 240h240M80 40v240M160 40v240M240 40v240'/%3E%3C/g%3E%3C/svg%3E");
      box-shadow:var(--shadow-lg);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
    }
    .topic-feature h3{
      margin:16px 0 10px;
      font-size:34px;
      line-height:1.18;
      font-weight:1000;
      letter-spacing:-.04em;
    }
    .topic-feature p{color:rgba(255,255,255,.82);max-width:560px;margin:0}
    .topic-cards{
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
    }
    .topic-card{
      border:1px solid var(--line);
      border-radius:22px;
      background:#fff;
      padding:20px;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .topic-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow);
      border-color:rgba(124,58,237,.28);
    }
    .topic-card h3{margin:10px 0 6px;font-size:20px;font-weight:950}
    .topic-card p{margin:0;color:var(--muted);font-size:14px}
    .metrics-board{
      border-radius:var(--radius-lg);
      padding:24px;
      background:#201333;
      color:#fff;
      box-shadow:var(--shadow-lg);
      position:relative;
      overflow:hidden;
    }
    .metrics-board:before{
      content:"";
      position:absolute;
      inset:-120px -80px auto auto;
      width:300px;
      height:300px;
      background:radial-gradient(circle,rgba(236,72,153,.30),transparent 62%);
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      position:relative;
      z-index:1;
    }
    .metric-card{
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.08);
      border-radius:22px;
      padding:20px;
      min-height:150px;
    }
    .metric-card b{
      display:block;
      font-size:38px;
      line-height:1;
      letter-spacing:-.05em;
      font-weight:1000;
      margin:20px 0 10px;
    }
    .metric-card span{color:rgba(255,255,255,.72);font-size:14px}
    .compare-strip{
      margin-top:16px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      position:relative;
      z-index:1;
    }
    .compare-box{
      border-radius:22px;
      padding:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .compare-box.good{background:rgba(16,185,129,.13)}
    .compare-box h3{margin:0 0 8px;font-size:18px;font-weight:950}
    .compare-box ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
    .compare-box li{color:rgba(255,255,255,.76);font-size:14px;display:flex;gap:8px}
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:24px;
      align-items:start;
    }
    .news-list{
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:#fff;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .news-item{
      display:grid;
      grid-template-columns:96px 1fr;
      gap:18px;
      padding:20px;
      border-bottom:1px solid var(--line);
      transition:var(--ease);
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:var(--soft);transform:translateX(3px)}
    .news-date{
      border-radius:18px;
      background:linear-gradient(180deg,var(--soft),#fff);
      border:1px solid rgba(124,58,237,.15);
      display:grid;
      place-items:center;
      text-align:center;
      min-height:78px;
      color:var(--brand);
      font-weight:950;
    }
    .news-date small{display:block;color:var(--muted);font-weight:800}
    .news-copy a{
      display:inline-block;
      font-size:19px;
      font-weight:950;
      letter-spacing:-.02em;
      margin-bottom:5px;
    }
    .news-copy p{margin:0;color:var(--muted);font-size:14px}
    .side-panel{
      position:sticky;
      top:150px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:#fff;
      padding:22px;
      box-shadow:var(--shadow);
    }
    .side-panel h3{font-size:22px;font-weight:1000;margin:0 0 12px;letter-spacing:-.03em}
    .rank-list{margin:0;padding:0;list-style:none;display:grid;gap:12px}
    .rank-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background:#faf7ff;
    }
    .rank-no{
      width:28px;height:28px;border-radius:10px;
      display:grid;place-items:center;
      color:#fff;background:var(--brand);font-weight:900;flex:0 0 auto;
    }
    .rank-list b{display:block;font-size:14px}
    .rank-list span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
    .guide-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:start;
    }
    .progress-card{
      border-radius:var(--radius-lg);
      padding:26px;
      background:linear-gradient(135deg,#fff7ed,#ffffff);
      border:1px solid rgba(245,158,11,.25);
      box-shadow:var(--shadow);
    }
    .progress-title{font-size:26px;font-weight:1000;letter-spacing:-.04em;margin:0 0 10px}
    .progress-line{
      height:12px;
      border-radius:999px;
      background:#f3e8d4;
      overflow:hidden;
      margin:18px 0;
    }
    .progress-line span{
      display:block;height:100%;width:78%;
      background:linear-gradient(90deg,var(--brand-3),var(--brand-2));
      border-radius:inherit;
    }
    .checklist{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .checklist li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#4b3a2a;
      background:rgba(255,255,255,.65);
      border:1px solid rgba(245,158,11,.16);
      padding:12px;
      border-radius:16px;
    }
    .check-icon{
      width:24px;height:24px;border-radius:50%;
      background:var(--success);color:#fff;
      display:grid;place-items:center;
      font-size:13px;
      font-weight:900;
      flex:0 0 auto;
    }
    .step-grid{
      display:grid;
      gap:14px;
    }
    .step-card{
      display:grid;
      grid-template-columns:56px 1fr;
      gap:16px;
      align-items:flex-start;
      border:1px solid var(--line);
      background:#fff;
      border-radius:22px;
      padding:20px;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .step-num{
      width:52px;height:52px;border-radius:18px;
      display:grid;place-items:center;
      background:var(--soft);
      color:var(--brand);
      font-weight:1000;
      font-size:20px;
    }
    .step-card h3{margin:0 0 5px;font-size:20px;font-weight:950}
    .step-card p{margin:0;color:var(--muted);font-size:14px}
    .faq-section{
      background:linear-gradient(180deg,#fff, #fbf8ff);
    }
    .accordion.custom-accordion{
      border-radius:var(--radius);
      overflow:hidden;
      box-shadow:var(--shadow);
      border:1px solid var(--line);
      background:#fff;
    }
    .custom-accordion .accordion-item{
      border:0;
      border-bottom:1px solid var(--line);
      background:#fff;
    }
    .custom-accordion .accordion-item:last-child{border-bottom:0}
    .custom-accordion .accordion-button{
      padding:20px 22px;
      font-weight:950;
      font-size:17px;
      color:var(--ink);
      background:#fff;
      box-shadow:none;
    }
    .custom-accordion .accordion-button:not(.collapsed){
      color:var(--brand);
      background:var(--soft);
    }
    .custom-accordion .accordion-button:focus{
      border-color:transparent;
      box-shadow:inset 0 0 0 3px rgba(124,58,237,.12);
    }
    .custom-accordion .accordion-body{
      padding:0 22px 22px;
      color:var(--muted);
    }
    .lead-form-card{
      border-radius:var(--radius-lg);
      padding:28px;
      background:
        radial-gradient(circle at 100% 0,rgba(255,255,255,.20),transparent 34%),
        linear-gradient(135deg,#201333,#4c1d95 56%,#be185d);
      color:#fff;
      box-shadow:var(--shadow-lg);
      overflow:hidden;
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr auto;
      gap:12px;
      margin-top:22px;
    }
    .form-control.custom-input{
      min-height:52px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.20);
      background:rgba(255,255,255,.12);
      color:#fff;
      padding:12px 14px;
      box-shadow:none;
    }
    .form-control.custom-input::placeholder{color:rgba(255,255,255,.62)}
    .form-control.custom-input:focus{
      border-color:rgba(255,255,255,.55);
      background:rgba(255,255,255,.16);
      color:#fff;
      box-shadow:0 0 0 4px rgba(255,255,255,.12);
    }
    .privacy-note{
      margin:12px 0 0;
      color:rgba(255,255,255,.70);
      font-size:13px;
    }
    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:900;
      width:min(680px,calc(100% - 28px));
      border-radius:999px;
      background:rgba(32,19,51,.92);
      color:#fff;
      padding:10px 12px 10px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      box-shadow:0 18px 50px rgba(32,19,51,.28);
      backdrop-filter:blur(12px);
    }
    .fixed-cta span{
      min-width:0;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      font-weight:800;
      font-size:14px;
    }
    .site-footer{
      background:#120a1f;
      color:rgba(255,255,255,.78);
      padding:54px 0 86px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .footer-brand strong{color:#fff;font-size:18px;font-weight:950}
    .footer-desc{max-width:680px;margin:0;color:rgba(255,255,255,.66)}
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:rgba(255,255,255,.78);
      font-weight:800;
      font-size:13px;
    }
    .footer-links a:hover{background:rgba(255,255,255,.14);color:#fff}
    .copyright{
      margin-top:26px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.10);
      color:rgba(255,255,255,.54);
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .search-pill{width:220px}
      .hero-grid,.topic-layout,.guide-wrap,.news-layout{grid-template-columns:1fr}
      .side-panel{position:relative;top:auto}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .coupon-stage{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .brand-row{align-items:flex-start;flex-direction:column}
      .header-actions{width:100%;justify-content:space-between}
      .search-pill{width:100%;flex:1}
      .mini-cta{padding:10px 14px}
      .section{padding:58px 0}
      .section-head{display:block}
      .coupon-wall{padding:20px;border-radius:24px}
      .campaign-strip{align-items:flex-start;flex-direction:column}
      .hero-points{grid-template-columns:1fr}
      .mini-coupons{grid-template-columns:1fr}
      .calendar-item{grid-template-columns:1fr;gap:8px}
      .metric-grid,.compare-strip{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .fixed-cta{border-radius:22px;align-items:stretch;flex-direction:column}
      .fixed-cta span{white-space:normal}
    }
    @media (max-width:520px){
      .logo-text{max-width:260px;font-size:16px}
      .logo-mark{width:40px;height:40px;border-radius:14px}
      .header-actions{gap:8px}
      .mini-cta{display:none}
      .hero{padding-top:24px}
      h1{font-size:36px}
      .hero-sub{font-size:16px}
      .btn-main,.btn-ghost,.btn-warm{width:100%;min-height:48px}
      .main-coupon{padding:22px;min-height:270px}
      .coupon-value{font-size:50px}
      .topic-feature h3{font-size:28px}
      .metric-card b{font-size:32px}
      .step-card{grid-template-columns:1fr}
      .date-chip{flex-basis:98px}
    }

/* 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}