/* roulang page: index */
:root{
    --ink:#0D0E10;
    --ink-2:#14161A;
    --lava:#FF4A1C;
    --lava-hover:#E23A0E;
    --lava-soft:#FFE9E1;
    --cool:#12BFA0;
    --paper:#F5F2EC;
    --paper-2:#EDE9E1;
    --white:#FFFFFF;
    --text:#3A3D44;
    --muted:#6E727B;
    --line:#E4DFD6;
    --r-card:16px;
    --r-pic:14px;
    --r-btn:10px;
    --r-badge:6px;
    --shadow-soft:0 1px 2px rgba(13,14,16,.04);
    --shadow-hover:0 14px 34px -18px rgba(13,14,16,.22);
    --ease:cubic-bezier(.22,.61,.36,1);
    --header-h:68px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    padding-top:var(--header-h);
    font-family:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    color:var(--text);
    background:var(--paper);
    font-variant-numeric:tabular-nums;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font-family:inherit;cursor:pointer;background:none;border:none;color:inherit;}
  input{font-family:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  ::selection{background:var(--lava);color:#fff;}
  :focus-visible{outline:2px solid var(--lava);outline-offset:2px;}

  .container-x{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding-left:40px;
    padding-right:40px;
  }
  @media (max-width:1023px){ .container-x{padding-left:28px;padding-right:28px;} }
  @media (max-width:639px){ .container-x{padding-left:20px;padding-right:20px;} }

  /* ---------- 通用排版 ---------- */
  .eyebrow{
    font-size:12px;
    letter-spacing:.18em;
    font-weight:700;
    color:var(--lava);
    margin-bottom:14px;
  }
  .h2{
    font-size:clamp(26px,3.6vw,40px);
    font-weight:700;
    letter-spacing:-.02em;
    line-height:1.22;
    color:var(--ink);
  }
  .h3{
    font-size:clamp(19px,2vw,23px);
    font-weight:600;
    line-height:1.4;
    color:var(--ink);
  }
  .lead{
    margin-top:16px;
    max-width:660px;
    font-size:16px;
    line-height:1.85;
    color:var(--muted);
  }
  .section{padding:96px 0;}
  @media (max-width:1023px){ .section{padding:72px 0;} }
  @media (max-width:639px){ .section{padding:56px 0;} }
  .section-alt{background:var(--paper-2);}
  .section-dark{background:var(--ink-2);color:#fff;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    font-size:15px;
    font-weight:600;
    padding:13px 22px;
    border-radius:var(--r-btn);
    border:1px solid transparent;
    transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease);
    white-space:nowrap;
  }
  .btn .arrow{transition:transform .24s var(--ease);}
  .btn-primary{background:var(--ink);color:#fff;}
  .btn-primary:hover{background:var(--lava);transform:translateX(2px);}
  .btn-primary:hover .arrow{transform:translateX(4px);}
  .btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
  .btn-ghost:hover{background:var(--ink);color:#fff;}
  .btn-light{background:#fff;color:var(--ink);}
  .btn-light:hover{background:var(--lava);color:#fff;}
  .btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
  .btn-ghost-light:hover{background:#fff;color:var(--ink);}
  .btn:active{transform:translateY(1px);}
  .btn:focus-visible{outline:2px solid var(--lava);outline-offset:2px;}
  .btn-sm{padding:9px 16px;font-size:14px;}

  .text-link{
    position:relative;
    display:inline-block;
    font-size:14px;
    font-weight:600;
    color:var(--ink);
    padding-bottom:2px;
  }
  .text-link::after{
    content:"";
    position:absolute;
    left:0;bottom:0;
    width:0;height:1px;
    background:var(--lava);
    transition:width .26s var(--ease);
  }
  .text-link:hover{color:var(--lava-hover);}
  .text-link:hover::after{width:100%;}

  /* ---------- 导航 ---------- */
  .site-header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:60;
    height:var(--header-h);
    display:flex;
    align-items:center;
    background:rgba(245,242,236,.72);
    border-bottom:1px solid transparent;
    transition:background .22s var(--ease),border-color .22s var(--ease);
  }
  .site-header.is-solid{
    background:rgba(245,242,236,.94);
    border-bottom-color:var(--line);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
  }
  .header-left{display:flex;align-items:center;gap:36px;min-width:0;}
  .brand{
    display:inline-flex;
    align-items:center;
    gap:9px;
    font-size:17px;
    font-weight:800;
    letter-spacing:-.02em;
    color:var(--ink);
    white-space:nowrap;
  }
  .brand-dot{
    width:9px;height:9px;
    border-radius:2px;
    background:var(--lava);
    flex:0 0 auto;
  }
  .nav-links{display:flex;align-items:center;gap:26px;}
  .nav-link{
    position:relative;
    font-size:15px;
    font-weight:500;
    color:var(--text);
    padding:6px 2px;
    transition:color .22s var(--ease);
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:0;bottom:0;
    width:0;height:2px;
    background:var(--lava);
    transition:width .26s var(--ease);
  }
  .nav-link:hover{color:var(--ink);}
  .nav-link:hover::after{width:100%;}
  .nav-link.is-active{color:var(--ink);font-weight:700;}
  .nav-link.is-active::after{width:100%;}
  .header-right{display:flex;align-items:center;gap:14px;}
  .search-box{display:flex;align-items:center;gap:0;}
  .search-input{
    width:0;
    opacity:0;
    height:38px;
    border:1px solid var(--line);
    border-radius:var(--r-btn);
    background:#fff;
    padding:0;
    font-size:14px;
    color:var(--text);
    transition:width .28s var(--ease),opacity .28s var(--ease),padding .28s var(--ease),border-color .2s var(--ease);
  }
  .search-box.is-open .search-input{
    width:196px;
    opacity:1;
    padding:0 14px;
    margin-right:8px;
  }
  .search-input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 2px var(--lava);}
  .icon-btn{
    width:38px;height:38px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:var(--r-btn);
    border:1px solid transparent;
    color:var(--ink);
    transition:background .22s var(--ease),border-color .22s var(--ease);
  }
  .icon-btn:hover{background:#fff;border-color:var(--line);}
  .menu-btn{display:none;}
  @media (max-width:1023px){
    .nav-links{display:none;}
    .menu-btn{display:inline-flex;}
    .search-box{display:none;}
  }
  @media (max-width:639px){
    :root{--header-h:60px;}
    .header-left{gap:16px;}
    .brand{font-size:15.5px;}
    .header-right .btn-primary{display:none;}
  }

  /* ---------- 抽屉 ---------- */
  .drawer-mask{
    position:fixed;
    inset:0;
    background:rgba(13,14,16,.4);
    opacity:0;
    pointer-events:none;
    transition:opacity .26s var(--ease);
    z-index:70;
  }
  .drawer-mask.is-open{opacity:1;pointer-events:auto;}
  .drawer{
    position:fixed;
    top:0;right:0;
    height:100%;
    width:308px;
    max-width:86vw;
    background:#fff;
    border-left:1px solid var(--line);
    transform:translateX(100%);
    transition:transform .28s var(--ease);
    z-index:80;
    padding:22px 24px 32px;
    display:flex;
    flex-direction:column;
    gap:26px;
    overflow-y:auto;
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;}
  .drawer-nav{display:flex;flex-direction:column;gap:4px;}
  .drawer-nav a{
    padding:13px 4px;
    border-bottom:1px solid var(--line);
    font-size:15.5px;
    color:var(--text);
    transition:color .2s var(--ease),padding-left .2s var(--ease);
  }
  .drawer-nav a:hover{padding-left:8px;}
  .drawer-nav a.is-active{color:var(--lava);font-weight:700;}
  .drawer-note{font-size:13px;color:var(--muted);line-height:1.7;}

  /* ---------- Hero ---------- */
  .hero{
    background:var(--paper);
    padding:56px 0 80px;
    border-bottom:1px solid var(--line);
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:56px;
    align-items:center;
  }
  .hero-title{
    font-size:clamp(34px,5.4vw,60px);
    font-weight:800;
    letter-spacing:-.03em;
    line-height:1.12;
    color:var(--ink);
  }
  .hero-sub{
    margin-top:22px;
    max-width:540px;
    font-size:17px;
    line-height:1.85;
    color:var(--muted);
  }
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
  .hero-trust{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:0;
    margin-top:32px;
    font-size:13.5px;
    color:var(--muted);
  }
  .hero-trust li{
    padding:0 16px;
    border-right:1px solid var(--line);
  }
  .hero-trust li:first-child{padding-left:0;}
  .hero-trust li:last-child{border-right:none;}
  .hero-visual{
    position:relative;
    border-radius:20px;
    overflow:hidden;
    min-height:480px;
    background:var(--paper-2);
    border:1px solid var(--line);
  }
  .hero-visual img{
    width:100%;
    height:100%;
    min-height:480px;
    object-fit:cover;
  }
  .hero-float{
    position:absolute;
    left:24px;
    bottom:24px;
    right:24px;
    max-width:330px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:0 18px 40px -22px rgba(13,14,16,.4);
    padding:20px 22px;
  }
  .hero-float .float-title{
    font-size:12px;
    letter-spacing:.16em;
    font-weight:700;
    color:var(--lava);
    margin-bottom:12px;
  }
  .hero-float li{
    font-size:14.5px;
    color:var(--text);
    padding:7px 0;
    border-top:1px solid var(--line);
  }
  .hero-float li:first-of-type{border-top:none;}
  .hero-float .text-link{margin-top:14px;}
  @media (max-width:1023px){
    .hero-grid{grid-template-columns:1fr;gap:36px;}
    .hero-visual{min-height:300px;}
    .hero-visual img{min-height:300px;}
  }
  @media (max-width:639px){
    .hero{padding:32px 0 56px;}
    .hero-visual{min-height:240px;}
    .hero-visual img{min-height:240px;}
    .hero-float{position:static;max-width:none;margin:0;border-radius:0;border:none;border-top:1px solid var(--line);box-shadow:none;padding:18px 0 20px;}
    .hero-visual{border-radius:16px;}
  }

  /* ---------- 数据条 ---------- */
  .stats-band{
    background:var(--ink-2);
    color:#fff;
    padding:40px 0;
  }
  .stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
  }
  .stat-item{
    border-left:1px solid rgba(255,255,255,.14);
    padding-left:20px;
  }
  .stat-item:first-child{border-left:none;padding-left:0;}
  .stat-num{
    font-size:clamp(24px,3vw,34px);
    font-weight:800;
    letter-spacing:-.02em;
    color:#fff;
    line-height:1.2;
  }
  .stat-num em{color:var(--lava);font-style:normal;}
  .stat-label{
    margin-top:6px;
    font-size:13.5px;
    color:rgba(255,255,255,.62);
  }
  @media (max-width:767px){
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
    .stat-item:nth-child(3){border-left:none;padding-left:0;}
  }

  /* ---------- 对比表 ---------- */
  .table-wrap{
    margin-top:40px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-pic);
    overflow:hidden;
  }
  table.cmp-table{
    width:100%;
    border-collapse:collapse;
    font-variant-numeric:tabular-nums;
  }
  .cmp-table thead th{
    background:var(--paper);
    padding:18px 24px;
    text-align:left;
    font-size:13px;
    font-weight:700;
    letter-spacing:.06em;
    color:var(--muted);
  }
  .cmp-table thead th.is-member{background:var(--lava-soft);color:var(--lava-hover);}
  .cmp-table tbody td{
    padding:20px 24px;
    border-top:1px solid var(--line);
    font-size:15px;
    color:var(--text);
    vertical-align:middle;
  }
  .cmp-table tbody tr:nth-child(even){background:#FBFAF7;}
  .cmp-table tbody tr{transition:background .2s var(--ease);}
  .cmp-table tbody tr:hover{background:var(--lava-soft);}
  .cmp-table td.name{font-weight:600;color:var(--ink);}
  .cmp-table td.is-member{
    background:#FFF7F3;
    border-left:2px solid var(--lava);
    font-weight:600;
    color:var(--ink);
  }
  .mark-yes{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--ink);
    font-weight:600;
  }
  .mark-yes::before{
    content:"";
    width:14px;height:14px;
    border-radius:3px;
    background:var(--cool);
    flex:0 0 auto;
    -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9.6 16.6 5 12l1.4-1.4 3.2 3.2 8-8L19 7.2z'/%3E%3C/svg%3E") center/contain no-repeat;
    mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9.6 16.6 5 12l1.4-1.4 3.2 3.2 8-8L19 7.2z'/%3E%3C/svg%3E") center/contain no-repeat;
  }
  .mark-no{color:var(--muted);}
  .table-foot{margin-top:26px;text-align:center;}

  .table-cards{display:none;}
  @media (max-width:767px){
    .table-wrap{display:none;}
    .table-cards{
      display:grid;
      gap:12px;
      margin-top:32px;
    }
    .tcard{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--r-card);
      padding:18px 20px;
    }
    .tcard-name{font-weight:700;color:var(--ink);font-size:15.5px;margin-bottom:12px;}
    .tcard-row{
      display:flex;
      justify-content:space-between;
      gap:12px;
      font-size:14px;
      padding:8px 0;
      border-top:1px solid var(--line);
    }
    .tcard-row span:first-child{color:var(--muted);}
    .tcard-row span:last-child{font-weight:600;color:var(--ink);text-align:right;}
  }

  /* ---------- 等级卡 ---------- */
  .plans-grid{
    display:grid;
    grid-template-columns:7fr 5fr;
    gap:24px;
    margin-top:40px;
    align-items:stretch;
  }
  .plan-side{display:grid;gap:24px;}
  .plan-card{
    position:relative;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:30px 28px;
    display:flex;
    flex-direction:column;
    transition:box-shadow .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease);
  }
  .plan-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:var(--ink);}
  .plan-main{
    background:var(--ink-2);
    border-color:var(--ink-2);
    color:#fff;
  }
  .plan-main:hover{border-color:var(--lava);}
  .plan-badge{
    position:absolute;
    top:24px;right:24px;
    font-size:11.5px;
    font-weight:700;
    letter-spacing:.08em;
    padding:5px 9px;
    border-radius:var(--r-badge);
    background:var(--lava);
    color:#fff;
  }
  .plan-name{font-size:20px;font-weight:700;letter-spacing:-.01em;}
  .plan-main .plan-name{color:#fff;}
  .plan-price{
    display:flex;
    align-items:baseline;
    gap:6px;
    margin-top:16px;
  }
  .plan-price .num{
    font-size:38px;
    font-weight:800;
    letter-spacing:-.03em;
    color:var(--ink);
    line-height:1;
  }
  .plan-main .plan-price .num{color:#fff;}
  .plan-price .unit{font-size:14px;color:var(--muted);}
  .plan-main .plan-price .unit{color:rgba(255,255,255,.6);}
  .plan-note{margin-top:8px;font-size:13px;color:var(--muted);}
  .plan-main .plan-note{color:rgba(255,255,255,.6);}
  .plan-list{margin-top:22px;flex:1;}
  .plan-list li{
    position:relative;
    padding:11px 0 11px 18px;
    font-size:14.5px;
    color:var(--text);
    border-top:1px solid var(--line);
  }
  .plan-list li:first-child{border-top:none;}
  .plan-list li::before{
    content:"";
    position:absolute;
    left:0;top:20px;
    width:8px;height:2px;
    background:var(--lava);
  }
  .plan-main .plan-list li{
    color:rgba(255,255,255,.88);
    border-top-color:rgba(255,255,255,.12);
  }
  .plan-card .btn{margin-top:24px;width:100%;}
  @media (max-width:1023px){
    .plans-grid{grid-template-columns:1fr;}
  }

  /* ---------- 内容预览 ---------- */
  .preview-grid{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:16px;
    margin-top:40px;
  }
  .preview-item{
    position:relative;
    border-radius:var(--r-pic);
    overflow:hidden;
    background:var(--paper-2);
    border:1px solid var(--line);
    min-height:200px;
  }
  .preview-item img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform .4s var(--ease);
  }
  .preview-item:hover img{transform:scale(1.03);}
  .preview-item .cap{
    position:absolute;
    left:0;right:0;bottom:0;
    padding:12px 16px;
    background:rgba(13,14,16,.78);
    color:#fff;
    font-size:14px;
    font-weight:600;
    transform:translateY(100%);
    transition:transform .3s var(--ease);
  }
  .preview-item:hover .cap{transform:translateY(0);}
  .preview-item.span-4{grid-column:span 4;}
  .preview-item.span-2{grid-column:span 2;}
  .preview-item.tall{min-height:320px;}
  .preview-accent{
    grid-column:span 2;
    background:var(--lava);
    border-color:var(--lava);
    color:#fff;
    padding:24px;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    min-height:200px;
  }
  .preview-accent .pa-title{font-size:19px;font-weight:700;line-height:1.4;}
  .preview-accent .pa-link{
    font-size:14px;
    font-weight:600;
    color:#fff;
    border-bottom:1px solid rgba(255,255,255,.6);
    align-self:flex-start;
    padding-bottom:2px;
    transition:border-color .2s var(--ease);
  }
  .preview-accent .pa-link:hover{border-color:#fff;}
  @media (max-width:1023px){
    .preview-grid{grid-template-columns:repeat(4,1fr);}
    .preview-item.span-4{grid-column:span 4;}
    .preview-item.span-2{grid-column:span 2;}
    .preview-accent{grid-column:span 2;}
  }
  @media (max-width:639px){
    .preview-grid{grid-template-columns:1fr;gap:14px;}
    .preview-item.span-4,.preview-item.span-2,.preview-accent{grid-column:span 1;}
    .preview-item,.preview-accent{min-height:220px;}
  }

  /* ---------- 见证 ---------- */
  .voice-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    margin-top:40px;
  }
  .voice-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:26px 24px;
    display:flex;
    flex-direction:column;
    gap:16px;
    transition:box-shadow .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease);
  }
  .voice-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:var(--ink);}
  .voice-quote{font-size:15.5px;line-height:1.8;color:var(--text);flex:1;}
  .voice-meta{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:13.5px;
    color:var(--muted);
    border-top:1px solid var(--line);
    padding-top:14px;
  }
  .voice-avatar{
    width:32px;height:32px;
    border-radius:6px;
    background:var(--ink);
    color:#fff;
    font-size:13px;
    font-weight:700;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    flex:0 0 auto;
  }
  @media (max-width:1023px){ .voice-grid{grid-template-columns:1fr;} }

  /* ---------- 最新信息 ---------- */
  .post-list{
    display:grid;
    gap:18px;
    margin-top:40px;
  }
  .post-card{
    display:grid;
    grid-template-columns:4fr 8fr;
    gap:0;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    overflow:hidden;
    min-height:160px;
    transition:box-shadow .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease);
  }
  .post-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:var(--ink);}
  .post-thumb{overflow:hidden;background:var(--paper-2);}
  .post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
  .post-card:hover .post-thumb img{transform:scale(1.03);}
  .post-body{
    padding:24px 28px;
    display:flex;
    flex-direction:column;
    gap:10px;
  }
  .post-meta{
    display:flex;
    align-items:center;
    gap:12px;
    font-size:13px;
    color:var(--muted);
  }
  .tag{
    display:inline-flex;
    align-items:center;
    padding:3px 9px;
    border-radius:var(--r-badge);
    background:var(--lava-soft);
    color:var(--lava-hover);
    font-size:12.5px;
    font-weight:600;
  }
  .post-title{
    font-size:19px;
    font-weight:600;
    line-height:1.5;
    color:var(--ink);
  }
  .post-title a{
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    transition:color .2s var(--ease);
  }
  .post-title a:hover{color:var(--lava);}
  .post-excerpt{
    font-size:14px;
    line-height:1.75;
    color:var(--muted);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .post-body .text-link{margin-top:auto;align-self:flex-start;}
  .list-foot{margin-top:26px;text-align:center;}
  .empty-state{
    margin-top:40px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:64px 24px;
    text-align:center;
    color:var(--muted);
  }
  .empty-state .empty-icon{
    width:44px;height:44px;
    margin:0 auto 16px;
    border:1.5px solid var(--line);
    border-radius:10px;
    position:relative;
  }
  .empty-state .empty-icon::after{
    content:"";
    position:absolute;
    left:10px;right:10px;top:14px;
    height:1.5px;
    background:var(--line);
    box-shadow:0 6px 0 var(--line),0 12px 0 var(--line);
  }
  @media (max-width:767px){
    .post-card{grid-template-columns:1fr;}
    .post-thumb{aspect-ratio:16/9;}
    .post-body{padding:20px;}
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:760px;margin-top:40px;}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item:first-child{border-top:1px solid var(--line);}
  .faq-q{
    width:100%;
    display:flex;
    align-items:flex-start;
    gap:16px;
    padding:22px 0;
    text-align:left;
  }
  .faq-num{
    font-size:13px;
    font-weight:700;
    color:var(--lava);
    letter-spacing:.06em;
    padding-top:4px;
    flex:0 0 auto;
  }
  .faq-text{
    flex:1;
    font-size:16.5px;
    font-weight:600;
    color:var(--ink);
    line-height:1.6;
    transition:color .2s var(--ease);
  }
  .faq-q:hover .faq-text{color:var(--lava-hover);}
  .faq-icon{
    position:relative;
    width:18px;height:18px;
    flex:0 0 auto;
    margin-top:5px;
    transition:transform .28s var(--ease);
  }
  .faq-icon::before,.faq-icon::after{
    content:"";
    position:absolute;
    background:var(--ink);
    transition:background .2s var(--ease);
  }
  .faq-icon::before{left:0;top:8px;width:18px;height:1.5px;}
  .faq-icon::after{left:8px;top:0;width:1.5px;height:18px;}
  .faq-item.is-open .faq-icon{transform:rotate(45deg);}
  .faq-item.is-open .faq-icon::before,
  .faq-item.is-open .faq-icon::after{background:var(--lava);}
  .faq-a{
    max-height:0;
    opacity:0;
    overflow:hidden;
    transition:max-height .28s var(--ease),opacity .28s var(--ease);
  }
  .faq-item.is-open .faq-a{opacity:1;}
  .faq-a-inner{
    padding:0 0 24px 30px;
    font-size:15.5px;
    line-height:1.85;
    color:var(--muted);
    max-width:640px;
  }
  @media (max-width:639px){
    .faq-a-inner{padding-left:0;}
  }

  /* ---------- CTA ---------- */
  .cta-band{
    background:var(--ink-2);
    color:#fff;
    padding:72px 0;
  }
  .cta-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:36px;
  }
  .cta-title{
    font-size:clamp(24px,3vw,34px);
    font-weight:700;
    letter-spacing:-.02em;
    line-height:1.3;
    color:#fff;
  }
  .cta-desc{margin-top:12px;font-size:15px;color:rgba(255,255,255,.66);max-width:520px;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}
  @media (max-width:1023px){
    .cta-inner{flex-direction:column;align-items:flex-start;}
  }

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--ink);
    color:#fff;
    padding:72px 0 0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1fr 1.4fr;
    gap:40px;
    padding-bottom:56px;
  }
  .footer-logo{
    display:inline-flex;
    align-items:center;
    gap:9px;
    font-size:17px;
    font-weight:800;
    letter-spacing:-.02em;
    color:#fff;
    margin-bottom:16px;
  }
  .footer-about{
    font-size:14px;
    line-height:1.8;
    color:rgba(255,255,255,.6);
    max-width:300px;
  }
  .footer-social{display:flex;gap:10px;margin-top:20px;}
  .footer-social a{
    width:34px;height:34px;
    border-radius:8px;
    border:1px solid rgba(255,255,255,.16);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    color:rgba(255,255,255,.75);
    transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
  }
  .footer-social a:hover{border-color:var(--lava);color:#fff;background:rgba(255,74,28,.16);}
  .footer-col h4{
    font-size:13px;
    letter-spacing:.12em;
    font-weight:700;
    color:rgba(255,255,255,.5);
    margin-bottom:20px;
  }
  .footer-col ul{display:grid;gap:12px;}
  .footer-col a{
    font-size:14.5px;
    color:rgba(255,255,255,.7);
    position:relative;
    transition:color .2s var(--ease);
  }
  .footer-col a::after{
    content:"";
    position:absolute;
    left:0;bottom:-3px;
    width:0;height:1px;
    background:#fff;
    transition:width .24s var(--ease);
  }
  .footer-col a:hover{color:#fff;}
  .footer-col a:hover::after{width:100%;}
  .sub-form label{
    display:block;
    font-size:13px;
    color:rgba(255,255,255,.55);
    margin-bottom:9px;
  }
  .sub-row{display:flex;gap:10px;flex-wrap:wrap;}
  .sub-row input{
    flex:1;
    min-width:150px;
    height:48px;
    border-radius:var(--r-btn);
    border:1px solid rgba(255,255,255,.2);
    background:rgba(255,255,255,.06);
    color:#fff;
    padding:0 16px;
    font-size:14.5px;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .sub-row input::placeholder{color:rgba(255,255,255,.4);}
  .sub-row input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 2px var(--lava);}
  .form-hint{margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.45);line-height:1.7;}
  .form-msg{margin-top:10px;font-size:13px;color:var(--lava);}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding-top:22px;
    padding-bottom:26px;
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    justify-content:space-between;
    font-size:13px;
    color:rgba(255,255,255,.5);
  }
  @media (max-width:1023px){
    .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  }
  @media (max-width:639px){
    .footer-grid{grid-template-columns:1fr;gap:30px;}
    .site-footer{padding-top:52px;}
  }

  /* ---------- 进场动效 ---------- */
  .reveal{
    opacity:0;
    transform:translateY(10px);
    transition:opacity .5s var(--ease),transform .5s var(--ease);
  }
  .reveal.is-in{opacity:1;transform:none;}

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{
      animation-duration:.001ms !important;
      transition-duration:.001ms !important;
      scroll-behavior:auto !important;
    }
    .reveal{transform:none;}
    .preview-item:hover img,
    .post-card:hover .post-thumb img{transform:none;}
    .card:hover,.plan-card:hover,.voice-card:hover,.post-card:hover{transform:none;}
  }

/* roulang page: article */
:root{
  --ink:#0D0E10;
  --ink-2:#14161A;
  --accent:#FF4A1C;
  --accent-hover:#E23A0E;
  --accent-soft:#FFE9E1;
  --mint:#12BFA0;
  --paper:#F5F2EC;
  --white:#FFFFFF;
  --sub:#EDE9E1;
  --text:#3A3D44;
  --muted:#6E727B;
  --line:#E4DFD6;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-badge:6px;
  --shadow-1:0 1px 2px rgba(13,14,16,.04);
  --shadow-2:0 14px 34px -18px rgba(13,14,16,.22);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
::selection{background:var(--accent);color:#fff;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:6px;
}
.container-x{max-width:1200px;margin:0 auto;padding:0 40px;width:100%;}
.reading{max-width:760px;margin:0 auto;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(245,242,236,.94);
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px -18px rgba(13,14,16,.4);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px;}
.header-left{display:flex;align-items:center;gap:40px;min-width:0;}
.header-right{display:flex;align-items:center;gap:14px;}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--ink);
  white-space:nowrap;
}
.brand-dot{
  width:10px;height:10px;border-radius:3px;background:var(--accent);
  display:inline-block;flex:none;
}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--accent);
  transition:width .26s var(--ease);
}
.nav-link:hover::after,.nav-link.is-active::after{width:100%;}
.nav-link:hover{color:var(--accent-hover);}
.nav-link.is-active{font-weight:700;}
.search-box{display:flex;align-items:center;gap:8px;}
.search-input{
  width:186px;height:38px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--white);padding:0 14px;font-size:13px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-input::placeholder{color:var(--muted);}
.search-input:focus{border-color:var(--ink);outline:none;box-shadow:0 0 0 2px rgba(255,74,28,.28);}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--white);
  color:var(--ink);transition:border-color .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{border-color:var(--ink);}
.icon-btn:active{transform:translateY(1px);}
.menu-btn{display:none;}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--ink);color:#fff;border-color:var(--ink);}
.btn-primary:hover{background:var(--accent);border-color:var(--accent);transform:translateX(2px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.btn-arrow{display:inline-block;transition:transform .22s var(--ease);}
.btn:hover .btn-arrow{transform:translateX(4px);}
.link-more{
  position:relative;display:inline-block;font-size:14px;font-weight:600;color:var(--ink);
  padding-bottom:2px;
}
.link-more::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--accent);
  transition:width .26s var(--ease);
}
.link-more:hover::after{width:100%;}
.link-more:hover{color:var(--accent-hover);}

/* ============ Article topbar ============ */
.article-topbar{padding:26px 0 0;}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);min-width:0;}
.crumb a{transition:color .2s var(--ease);}
.crumb a:hover{color:var(--accent-hover);}
.crumb .sep{color:var(--line);}
.crumb .current{
  color:var(--ink);font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  max-width:44ch;
}

/* ============ Article hero ============ */
.article-hero{padding:34px 0 0;}
.badge-cat{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 12px;border-radius:var(--radius-badge);
  background:var(--accent-soft);color:var(--accent-hover);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.badge-cat::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);}
.article-hero h1{
  margin-top:18px;
  font-size:clamp(28px,3.6vw,44px);
  font-weight:800;letter-spacing:-.03em;line-height:1.2;
  color:var(--ink);
  max-width:34ch;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:20px;font-size:13.5px;color:var(--muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.article-meta b{color:var(--ink);font-weight:600;}

/* ============ Cover ============ */
.article-cover{
  margin-top:34px;
  border-radius:var(--radius-card);
  overflow:hidden;
  background:var(--sub);
  box-shadow:var(--shadow-1);
  aspect-ratio:16/9;
}
.article-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.article-cover:hover img{transform:scale(1.02);}
.article-cover figcaption{
  margin-top:12px;font-size:13px;color:var(--muted);text-align:center;
}

/* ============ Article body ============ */
.article-shell{padding:44px 0 0;}
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body > *:first-child{margin-top:0 !important;}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  font-size:clamp(22px,2.6vw,30px);font-weight:700;letter-spacing:-.02em;line-height:1.28;
  color:var(--ink);margin:48px 0 16px;
}
.article-body h3{
  font-size:20px;font-weight:600;line-height:1.4;color:var(--ink);margin:32px 0 12px;
}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 1.35em;padding-left:1.35em;}
.article-body ul{list-style:none;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.78em;width:8px;height:2px;background:var(--accent);
}
.article-body ol{list-style:none;counter-reset:olc;}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:olc;}
.article-body ol li::before{
  content:counter(olc,decimal-leading-zero);
  position:absolute;left:0;top:0;font-size:13px;font-weight:700;color:var(--accent);
  line-height:1.9;
}
.article-body blockquote{
  margin:28px 0;padding:20px 26px;
  background:var(--white);border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;color:var(--ink);font-size:16.5px;
  box-shadow:var(--shadow-1);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:32px 0;}
.article-body figure{margin:32px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body a{color:var(--accent-hover);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--ink);}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:40px 0;}
.article-body code{
  background:var(--sub);border-radius:4px;padding:2px 6px;font-size:14.5px;
  font-family:ui-monospace,Menlo,Consolas,monospace;color:var(--ink);
}
.article-body pre{
  background:var(--ink-2);color:#EDE9E1;padding:20px 22px;border-radius:12px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:26px 0;
}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:28px 0;font-size:15px;background:var(--white);
}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--sub);font-weight:600;color:var(--ink);}
.article-body tr:hover td{background:#FFE9E1;}

/* Empty state */
.article-empty{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:56px 32px;text-align:center;box-shadow:var(--shadow-1);
}
.article-empty svg{margin:0 auto 18px;display:block;color:var(--muted);}
.article-empty p{font-size:17px;font-weight:600;color:var(--ink);margin-bottom:8px;}
.article-empty span{display:block;font-size:14px;color:var(--muted);margin-bottom:22px;}

/* ============ Article foot ============ */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:52px;padding-top:28px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;
  border-radius:var(--radius-badge);background:var(--sub);color:var(--text);
  font-size:13px;transition:background .2s var(--ease),color .2s var(--ease);
}
.tag:hover{background:var(--accent-soft);color:var(--accent-hover);}
.pager{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px;
}
.pager-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.pager-card:hover{border-color:var(--ink);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.pager-card .kicker{font-size:12px;letter-spacing:.16em;color:var(--muted);}
.pager-card strong{display:block;margin-top:8px;font-size:16px;font-weight:700;color:var(--ink);}
.pager-card p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7;}
.article-back{margin-top:24px;}

/* ============ Related ============ */
.section{padding:0;}
.related{padding:72px 0 0;}
.eyebrow{
  font-size:12px;letter-spacing:.18em;color:var(--muted);text-transform:uppercase;
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);}
.sec-head{margin-top:14px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.sec-head h2{
  font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.02em;line-height:1.24;color:var(--ink);
}
.sec-head p{margin-top:10px;font-size:14.5px;color:var(--muted);max-width:52ch;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;}
.rel-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.rel-card:hover{border-color:var(--ink);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--sub);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body .meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted);}
.rel-body h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.45;}
.rel-body p{font-size:13.5px;color:var(--muted);line-height:1.75;flex:1;}
.rel-card:hover h3{color:var(--accent-hover);}

/* ============ CTA band ============ */
.cta-band{margin:96px 0 0;background:var(--ink-2);color:#fff;}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:64px 0;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.02em;line-height:1.24;}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.66);max-width:46ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}
.cta-band .btn-primary:hover{background:#fff;border-color:#fff;color:var(--ink);}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.4);}
.cta-band .btn-ghost:hover{background:#fff;border-color:#fff;color:var(--ink);}

/* ============ Footer ============ */
.site-footer{background:var(--ink);color:#fff;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;
  padding:72px 0 56px;
}
.footer-logo{
  display:inline-flex;align-items:center;gap:9px;
  font-size:18px;font-weight:800;letter-spacing:-.02em;color:#fff;
}
.footer-about{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:34ch;}
.footer-social{display:flex;gap:12px;margin-top:22px;}
.footer-social a{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.2);border-radius:10px;color:rgba(255,255,255,.75);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.footer-social a:hover{border-color:var(--accent);color:#fff;background:rgba(255,74,28,.18);}
.footer-col h4{
  font-size:13px;letter-spacing:.12em;font-weight:600;color:rgba(255,255,255,.45);
  margin-bottom:18px;text-transform:uppercase;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.7);
  transition:color .2s var(--ease);
  border-bottom:1px solid transparent;
}
.footer-col a:hover{color:#fff;border-bottom-color:var(--accent);}
.sub-form label{display:block;font-size:13px;color:rgba(255,255,255,.5);margin-bottom:10px;}
.sub-row{display:flex;gap:10px;flex-wrap:wrap;}
.sub-row input{
  flex:1;min-width:170px;height:44px;border-radius:10px;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
  padding:0 14px;font-size:14px;color:#fff;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sub-row input::placeholder{color:rgba(255,255,255,.4);}
.sub-row input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 2px rgba(255,74,28,.4);}
.sub-form .btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;}
.sub-form .btn-primary:hover{background:#fff;border-color:#fff;color:var(--ink);}
.form-hint{margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.42);line-height:1.7;}
.form-msg{margin-top:8px;font-size:12.5px;min-height:18px;}
.form-msg.is-error{color:#FF8A66;}
.form-msg.is-ok{color:var(--mint);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:22px 40px 30px;border-top:1px solid rgba(255,255,255,.12);
  max-width:1200px;margin:0 auto;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom p{font-size:13px;}

/* ============ Drawer ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(13,14,16,.4);opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:300px;max-width:86vw;
  background:var(--white);z-index:100;transform:translateX(102%);
  transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:22px;box-shadow:-20px 0 40px -24px rgba(13,14,16,.4);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.drawer-head .footer-logo{color:var(--ink);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-top:30px;border-top:1px solid var(--line);}
.drawer-link{
  padding:16px 0;font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer-link:hover,.drawer-link.is-active{color:var(--accent-hover);padding-left:6px;}
.drawer-cta{margin-top:28px;width:100%;}

/* ============ Reveal ============ */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .reveal{transform:none !important;}
}

/* ============ Responsive ============ */
@media (max-width:1023px){
  .container-x{padding:0 28px;}
  .footer-grid{padding:56px 0 44px;grid-template-columns:1fr 1fr;gap:36px;}
  .footer-bottom{padding:20px 28px 28px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .nav-links{gap:22px;}
  .search-input{width:150px;}
  .article-hero h1{max-width:none;}
  .cta-inner{padding:52px 0;}
}
@media (max-width:860px){
  .nav-links{display:none;}
  .search-box{display:none;}
  .menu-btn{display:inline-flex;}
  .header-inner{height:60px;}
  .pager{grid-template-columns:1fr;}
}
@media (max-width:639px){
  .container-x{padding:0 20px;}
  .brand{font-size:16.5px;}
  .article-topbar{padding-top:18px;}
  .article-hero{padding-top:24px;}
  .article-hero h1{font-size:clamp(24px,7vw,32px);}
  .article-cover{aspect-ratio:3/2;margin-top:24px;}
  .article-shell{padding-top:32px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{margin-top:36px;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;font-size:14px;}
  .related{padding-top:52px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{margin-top:64px;}
  .cta-inner{padding:44px 0;gap:26px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding:48px 0 36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category1 */
:root{
    --ink:#0D0E10;
    --ink-2:#14161A;
    --lava:#FF4A1C;
    --lava-hover:#E23A0E;
    --lava-soft:#FFE9E1;
    --mint:#12BFA0;
    --paper:#F5F2EC;
    --paper-2:#EDE9E1;
    --white:#FFFFFF;
    --text:#3A3D44;
    --muted:#6E727B;
    --line:#E4DFD6;
    --r-card:16px;
    --r-img:14px;
    --r-btn:10px;
    --r-badge:6px;
    --sh-1:0 1px 2px rgba(13,14,16,.04);
    --sh-2:0 14px 34px -18px rgba(13,14,16,.22);
    --ease:cubic-bezier(.22,.61,.36,1);
    --header-h:68px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
    font-variant-numeric:tabular-nums;
  }
  img{max-width:100%;display:block;border-style:none;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  input,button{outline:none;}
  :focus-visible{outline:2px solid var(--lava);outline-offset:2px;border-radius:4px;}
  ::selection{background:var(--lava);color:#fff;}

  .container-x{max-width:1200px;margin:0 auto;padding:0 40px;width:100%;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:70;height:var(--header-h);
    background:rgba(245,242,236,0);
    border-bottom:1px solid transparent;
    transition:background .22s var(--ease),border-color .22s var(--ease),backdrop-filter .22s var(--ease);
  }
  .site-header.is-solid{
    background:rgba(245,242,236,.92);
    border-bottom-color:var(--line);
    backdrop-filter:saturate(180%) blur(10px);
  }
  .header-inner{
    height:var(--header-h);
    display:flex;align-items:center;justify-content:space-between;gap:24px;
  }
  .header-left{display:flex;align-items:center;gap:34px;min-width:0;}
  .header-right{display:flex;align-items:center;gap:14px;}

  .brand{
    display:inline-flex;align-items:center;gap:9px;
    font-size:17px;font-weight:800;letter-spacing:-.02em;color:var(--ink);white-space:nowrap;
  }
  .brand-dot{
    width:9px;height:9px;border-radius:2px;background:var(--lava);display:inline-block;flex:none;
  }
  .nav-links{display:flex;align-items:center;gap:28px;}
  .nav-link{
    position:relative;font-size:15px;font-weight:500;color:var(--ink);
    padding:6px 0;transition:color .2s var(--ease);
  }
  .nav-link::after{
    content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--lava);
    transition:width .26s var(--ease);
  }
  .nav-link:hover::after,.nav-link:focus-visible::after{width:100%;}
  .nav-link.is-active{color:var(--lava);font-weight:600;}
  .nav-link.is-active::after{width:100%;}

  .search-box{display:flex;align-items:center;gap:8px;}
  .search-input{
    width:186px;height:40px;padding:0 14px;
    border:1px solid var(--line);border-radius:var(--r-btn);
    background:#fff;color:var(--ink);font-size:14px;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease),width .22s var(--ease);
  }
  .search-input::placeholder{color:var(--muted);}
  .search-input:focus{border-color:var(--ink);box-shadow:0 0 0 2px rgba(255,74,28,.35);}
  .icon-btn{
    width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink);
    cursor:pointer;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .icon-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink);}
  .menu-btn{display:none;}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--r-btn);font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .18s var(--ease),box-shadow .24s var(--ease);
    white-space:nowrap;
  }
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .btn-md{height:50px;padding:0 26px;font-size:15px;}
  .btn-primary{background:var(--ink);color:#fff;}
  .btn-primary:hover{background:var(--lava);transform:translateX(2px);box-shadow:var(--sh-2);}
  .btn-primary:active{transform:translateX(2px) translateY(1px);}
  .btn-primary .btn-arrow{transition:transform .24s var(--ease);}
  .btn-primary:hover .btn-arrow{transform:translateX(4px);}
  .btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
  .btn-ghost:hover{background:var(--ink);color:#fff;}

  /* ---------- Drawer ---------- */
  .drawer-mask{
    position:fixed;inset:0;background:rgba(13,14,16,.4);opacity:0;visibility:hidden;
    transition:opacity .22s var(--ease),visibility .22s var(--ease);z-index:90;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .drawer{
    position:fixed;top:0;right:0;height:100%;width:300px;max-width:86vw;background:#fff;z-index:95;
    transform:translateX(100%);transition:transform .26s var(--ease);
    padding:24px 22px;display:flex;flex-direction:column;gap:22px;overflow-y:auto;
    border-left:1px solid var(--line);
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;}
  .drawer-title{font-size:15px;font-weight:700;color:var(--ink);}
  .drawer-nav{display:flex;flex-direction:column;gap:4px;}
  .drawer-nav a{
    padding:12px 12px;border-radius:var(--r-btn);font-size:15px;font-weight:500;color:var(--ink);
    transition:background .2s var(--ease),color .2s var(--ease);
  }
  .drawer-nav a:hover{background:var(--paper-2);}
  .drawer-nav a.is-active{background:var(--lava-soft);color:var(--lava);font-weight:700;}
  .drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}

  /* ---------- Breadcrumb ---------- */
  .crumb{padding-top:28px;padding-bottom:6px;}
  .crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--muted);}
  .crumb li{display:flex;align-items:center;gap:9px;}
  .crumb li+li::before{content:"›";color:var(--line);}
  .crumb a{transition:color .2s var(--ease);}
  .crumb a:hover{color:var(--lava);}
  .crumb .crumb-now{color:var(--ink);font-weight:600;}

  /* ---------- Hero ---------- */
  .hero{padding:26px 0 0;}
  .hero-grid{
    display:grid;grid-template-columns:6fr 6fr;gap:0;align-items:stretch;
    border-bottom:1px solid var(--line);
  }
  .hero-content{padding:26px 48px 64px 0;display:flex;flex-direction:column;justify-content:center;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:10px;
    font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:600;
    margin-bottom:20px;
  }
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--lava);}
  h1{
    font-size:clamp(32px,4.6vw,54px);font-weight:800;letter-spacing:-.03em;line-height:1.12;color:var(--ink);
  }
  .hero-sub{
    margin-top:22px;font-size:17px;line-height:1.8;color:var(--text);max-width:34em;
  }
  .hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;}
  .trust-bar{
    margin-top:38px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
    font-size:13px;color:var(--muted);
  }
  .trust-bar span{display:inline-flex;align-items:center;gap:14px;}
  .trust-bar span+span::before{content:"";width:1px;height:12px;background:var(--line);display:inline-block;}

  .hero-visual{position:relative;min-height:480px;border-left:1px solid var(--line);}
  .hero-visual img{width:100%;height:100%;min-height:480px;object-fit:cover;border-radius:0 0 0 20px;}
  .hero-card{
    position:absolute;left:32px;bottom:32px;right:auto;max-width:330px;
    background:#fff;border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-2);
    border:1px solid var(--line);
  }
  .hero-card h3{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:12px;}
  .hero-card ul{display:flex;flex-direction:column;gap:10px;}
  .hero-card li{
    display:flex;align-items:flex-start;gap:9px;font-size:13px;line-height:1.7;color:var(--muted);
  }
  .hero-card li::before{content:"";width:12px;height:2px;background:var(--lava);margin-top:11px;flex:none;}
  .text-link{
    display:inline-block;position:relative;font-size:14px;font-weight:600;color:var(--ink);padding-bottom:3px;
  }
  .text-link::after{
    content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--lava);
    transition:width .26s var(--ease);
  }
  .text-link:hover{color:var(--lava);}
  .text-link:hover::after{width:100%;}

  /* ---------- Layout ---------- */
  .page-body{padding-top:88px;padding-bottom:8px;}
  .layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:64px;align-items:start;}
  .side-col{position:sticky;top:96px;}
  .side-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-1);
  }
  .side-tag{
    display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--lava);
    background:var(--lava-soft);border-radius:var(--r-badge);padding:5px 10px;
  }
  .side-card h2{font-size:20px;font-weight:700;color:var(--ink);margin-top:14px;letter-spacing:-.01em;}
  .side-card p{font-size:14px;color:var(--muted);margin-top:10px;line-height:1.75;}
  .side-nav{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:2px;}
  .side-nav a{
    display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text);
    padding:8px 10px;border-radius:var(--r-badge);border-left:2px solid transparent;
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .side-nav a::before{content:attr(data-idx);font-size:12px;color:var(--muted);font-weight:700;}
  .side-nav a:hover{background:var(--paper);color:var(--ink);}
  .side-nav a.is-current{background:var(--lava-soft);color:var(--lava);border-left-color:var(--lava);font-weight:600;}
  .side-nav a.is-current::before{color:var(--lava);}
  .side-cta{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);}
  .side-note{margin-top:14px;font-size:12px;color:var(--muted);line-height:1.7;}

  .content-col{min-width:0;display:flex;flex-direction:column;gap:96px;}

  .sec-head{max-width:46em;}
  .sec-head .eyebrow{margin-bottom:16px;}
  h2{
    font-size:clamp(25px,3.2vw,36px);font-weight:700;letter-spacing:-.02em;line-height:1.22;color:var(--ink);
  }
  .sec-head p{margin-top:16px;font-size:16px;color:var(--text);}
  .sec-body{margin-top:40px;}

  /* ---------- Tier cards ---------- */
  .tier-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:20px;align-items:stretch;}
  .tier{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px;
    display:flex;flex-direction:column;box-shadow:var(--sh-1);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .tier:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--ink);}
  .tier-main{background:var(--ink);border-color:var(--ink);color:#fff;}
  .tier-main:hover{border-color:var(--lava);}
  .tier-badge{
    align-self:flex-start;font-size:12px;font-weight:700;padding:4px 9px;border-radius:var(--r-badge);
    background:var(--lava-soft);color:var(--lava);margin-bottom:16px;
  }
  .tier-main .tier-badge{background:rgba(255,74,28,.18);color:#FF8A66;}
  .tier h3{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
  .tier-main h3{color:#fff;}
  .tier-price{margin-top:14px;display:flex;align-items:baseline;gap:6px;}
  .tier-price .num{font-size:34px;font-weight:800;letter-spacing:-.03em;color:var(--ink);line-height:1;}
  .tier-main .tier-price .num{color:#fff;}
  .tier-price .unit{font-size:13px;color:var(--muted);}
  .tier-main .tier-price .unit{color:rgba(255,255,255,.6);}
  .tier-desc{margin-top:12px;font-size:13px;color:var(--muted);line-height:1.7;}
  .tier-main .tier-desc{color:rgba(255,255,255,.66);}
  .tier-list{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px;}
  .tier-main .tier-list{border-top-color:rgba(255,255,255,.14);}
  .tier-list li{display:flex;gap:10px;font-size:14px;line-height:1.65;color:var(--text);}
  .tier-main .tier-list li{color:rgba(255,255,255,.86);}
  .tier-list li::before{content:"";width:12px;height:2px;background:var(--lava);margin-top:10px;flex:none;}
  .tier .btn{margin-top:24px;align-self:flex-start;}
  .tier-main .btn-primary{background:var(--lava);}
  .tier-main .btn-primary:hover{background:#fff;color:var(--ink);}

  /* ---------- Benefits table ---------- */
  .table-wrap{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-img);overflow-x:auto;
    box-shadow:var(--sh-1);
  }
  table.compare{width:100%;border-collapse:collapse;min-width:640px;}
  table.compare th,table.compare td{
    text-align:left;padding:0 22px;font-size:15px;border-bottom:1px solid var(--line);height:58px;vertical-align:middle;
  }
  table.compare thead th{
    background:var(--paper);font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--ink);
    height:54px;
  }
  table.compare thead th:nth-child(3){background:var(--lava-soft);color:var(--lava);}
  table.compare tbody tr:nth-child(even) td{background:#FBF9F5;}
  table.compare tbody tr:hover td{background:var(--lava-soft);}
  table.compare tbody td:first-child{font-weight:600;color:var(--ink);}
  table.compare tbody td:nth-child(3){background:var(--lava-soft);border-left:2px solid var(--lava);}
  table.compare tbody tr:last-child td{border-bottom:none;}
  .state{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text);}
  .state::before{
    content:"";width:16px;height:16px;flex:none;border-radius:50%;
    background:rgba(18,191,160,.14);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2312BFA0' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='5 12.5 10 17.5 19 7'/%3E%3C/svg%3E");
    background-size:12px 12px;background-position:center;background-repeat:no-repeat;
  }
  .state.is-off::before{
    background:rgba(110,114,123,.12);
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236E727B' stroke-width='2.4' stroke-linecap='round'%3E%3Cline x1='6' y1='12' x2='18' y2='12'/%3E%3C/svg%3E");
    background-size:12px 12px;background-position:center;background-repeat:no-repeat;
  }
  .state.is-off{color:var(--muted);}
  .table-foot{margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:18px;}
  .table-foot .note{font-size:13px;color:var(--muted);}

  /* ---------- Scenario cards ---------- */
  .scenario-grid{display:grid;grid-template-columns:1.2fr 1fr;grid-template-rows:auto auto;gap:20px;}
  .scenario{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px;
    box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .scenario:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--ink);}
  .scenario-lg{grid-row:span 2;display:flex;flex-direction:column;padding:0;overflow:hidden;}
  .scenario-lg figure{margin:0;overflow:hidden;}
  .scenario-lg img{width:100%;height:240px;object-fit:cover;transition:transform .3s var(--ease);}
  .scenario-lg:hover img{transform:scale(1.03);}
  .scenario-lg .scenario-text{padding:26px 26px 30px;}
  .scenario h3{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
  .scenario p{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.8;}
  .scenario ul{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px;}
  .scenario ul li{position:relative;padding-left:16px;font-size:14px;color:var(--text);line-height:1.7;}
  .scenario ul li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:1px;background:var(--lava);}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);}
  .step{padding:26px 24px 6px 0;border-right:1px solid var(--line);}
  .step:last-child{border-right:none;}
  .step-idx{font-size:12px;font-weight:800;color:var(--lava);letter-spacing:.14em;}
  .step h3{margin-top:12px;font-size:17px;font-weight:700;color:var(--ink);}
  .step p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.8;}
  .step:not(:first-child){padding-left:24px;}

  /* ---------- FAQ ---------- */
  .faq-list{max-width:760px;border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{
    width:100%;display:flex;align-items:center;gap:18px;padding:24px 0;background:none;border:none;
    text-align:left;cursor:pointer;font-size:17px;font-weight:600;color:var(--ink);
    transition:color .2s var(--ease);
  }
  .faq-q:hover{color:var(--lava);}
  .faq-num{font-size:12px;font-weight:800;color:var(--lava);letter-spacing:.1em;flex:none;padding-top:4px;}
  .faq-q .faq-text{flex:1;}
  .faq-icon{
    flex:none;width:22px;height:22px;position:relative;transition:transform .26s var(--ease);color:var(--ink);
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;background:currentColor;border-radius:2px;
  }
  .faq-icon::before{left:0;top:10px;width:22px;height:1.5px;}
  .faq-icon::after{left:10px;top:0;width:1.5px;height:22px;}
  .faq-item.is-open .faq-icon{transform:rotate(45deg);color:var(--lava);}
  .faq-a{
    max-height:0;overflow:hidden;opacity:0;
    transition:max-height .3s var(--ease),opacity .26s var(--ease),padding .26s var(--ease);
  }
  .faq-item.is-open .faq-a{opacity:1;padding-bottom:24px;}
  .faq-a p{font-size:15px;color:var(--muted);line-height:1.85;padding-left:35px;max-width:44em;}

  /* ---------- CTA band ---------- */
  .cta-band{
    margin-top:96px;background:var(--ink-2);color:#fff;border-radius:var(--r-card);
    padding:52px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
    border:1px solid rgba(255,255,255,.08);
  }
  .cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
  .cta-band p{margin-top:12px;font-size:14px;color:rgba(255,255,255,.66);max-width:34em;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
  .cta-band .btn-primary{background:var(--lava);}
  .cta-band .btn-primary:hover{background:#fff;color:var(--ink);}
  .cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.42);}
  .cta-band .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}

  /* ---------- Footer ---------- */
  .site-footer{background:var(--ink);color:#fff;margin-top:110px;padding:72px 0 0;}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;}
  .footer-logo{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:800;letter-spacing:-.02em;color:#fff;}
  .footer-about{margin-top:16px;font-size:13px;line-height:1.8;color:rgba(255,255,255,.62);max-width:26em;}
  .footer-social{margin-top:22px;display:flex;gap:12px;}
  .footer-social a{
    width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid rgba(255,255,255,.18);border-radius:var(--r-btn);color:rgba(255,255,255,.75);
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  }
  .footer-social a:hover{background:var(--lava);color:#fff;border-color:var(--lava);}
  .footer-col h4{
    font-size:13px;letter-spacing:.12em;color:rgba(255,255,255,.5);font-weight:700;margin-bottom:18px;
  }
  .footer-col ul{display:flex;flex-direction:column;gap:11px;}
  .footer-col a{font-size:14px;color:rgba(255,255,255,.7);transition:color .2s var(--ease);}
  .footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}

  .sub-form label{display:block;font-size:13px;color:rgba(255,255,255,.5);margin-bottom:10px;}
  .sub-row{display:flex;gap:10px;}
  .sub-row input{
    flex:1;min-width:0;height:44px;padding:0 14px;border-radius:var(--r-btn);
    border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:#fff;font-size:14px;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .sub-row input::placeholder{color:rgba(255,255,255,.42);}
  .sub-row input:focus{border-color:#fff;box-shadow:0 0 0 2px rgba(255,74,28,.5);}
  .sub-row .btn{height:44px;padding:0 18px;font-size:14px;background:var(--lava);color:#fff;}
  .sub-row .btn:hover{background:#fff;color:var(--ink);}
  .form-hint{margin-top:10px;font-size:12px;color:rgba(255,255,255,.45);line-height:1.7;}
  .form-msg{margin-top:8px;font-size:12px;color:#FF8A66;min-height:16px;}
  .form-msg.is-ok{color:var(--mint);}

  .footer-bottom{
    margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
    padding-top:24px;padding-bottom:28px;display:flex;flex-wrap:wrap;gap:12px;
    align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
  }

  /* ---------- Reveal ---------- */
  .reveal{opacity:0;transform:translateY(10px);}
  .reveal.is-in{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease);}

  /* ---------- Responsive ---------- */
  @media (max-width:1180px){
    .container-x{padding:0 28px;}
    .layout{grid-template-columns:262px minmax(0,1fr);gap:44px;}
  }
  @media (max-width:1023px){
    .hero-grid{grid-template-columns:1fr;}
    .hero-content{padding:8px 0 44px;}
    .hero-visual{border-left:none;border-top:1px solid var(--line);min-height:300px;border-radius:0;}
    .hero-visual img{min-height:300px;height:300px;border-radius:0 0 16px 16px;}
    .hero-card{position:static;margin:-56px 0 0 20px;max-width:320px;}
    .layout{grid-template-columns:1fr;gap:44px;}
    .side-col{position:static;}
    .tier-grid{grid-template-columns:1fr 1fr;}
    .tier-main{grid-column:span 2;}
    .scenario-grid{grid-template-columns:1fr;}
    .scenario-lg{grid-row:auto;}
    .steps{grid-template-columns:1fr 1fr;}
    .step{border-right:none;border-bottom:1px solid var(--line);padding:22px 0;}
    .step:not(:first-child){padding-left:0;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  }
  @media (max-width:900px){
    .nav-links{display:none;}
    .menu-btn{display:inline-flex;}
    .search-input{display:none;}
  }
  @media (max-width:768px){
    :root{--header-h:60px;}
    .container-x{padding:0 20px;}
    .page-body{padding-top:64px;}
    .content-col{gap:72px;}
    .tier-grid{grid-template-columns:1fr;}
    .tier-main{grid-column:auto;}
    .steps{grid-template-columns:1fr;}
    .cta-band{padding:36px 24px;}
    .site-footer{padding-top:52px;margin-top:80px;}
    .footer-grid{grid-template-columns:1fr;gap:32px;}
    .faq-q{font-size:16px;gap:12px;}
    .faq-a p{padding-left:0;}
    table.compare th,table.compare td{padding:0 16px;font-size:14px;}
  }
  @media (max-width:520px){
    .hero-actions .btn{width:100%;}
    .hero-card{margin:-40px 0 0 12px;padding:18px;}
    .trust-bar{gap:10px;font-size:12px;}
    .tier{padding:24px 20px;}
    .scenario{padding:22px 20px;}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
    .reveal{transform:none;}
    .tier:hover,.scenario:hover,.btn-primary:hover{transform:none;}
    .scenario-lg:hover img{transform:none;}
  }

/* roulang page: category2 */
:root{
  --ink:#0D0E10;
  --ink-2:#14161A;
  --lava:#FF4A1C;
  --lava-hover:#E23A0E;
  --lava-tint:#FFE9E1;
  --jade:#12BFA0;
  --paper:#F5F2EC;
  --white:#FFFFFF;
  --paper-alt:#EDE9E1;
  --text:#3A3D44;
  --muted:#6E727B;
  --line:#E4DFD6;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-quiet:0 1px 2px rgba(13,14,16,.04);
  --sh-lift:0 14px 34px -18px rgba(13,14,16,.22);
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:68px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;}
:focus-visible{outline:2px solid var(--lava);outline-offset:2px;}
::selection{background:var(--lava);color:#fff;}

.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 40px;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  border-bottom:1px solid transparent;
  background:rgba(245,242,236,0);
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-solid{
  background:rgba(255,255,255,.94);
  border-bottom-color:var(--line);
  box-shadow:var(--sh-quiet);
}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px;}
.header-left{display:flex;align-items:center;gap:36px;min-width:0;}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;
}
.brand-dot{width:9px;height:9px;border-radius:2px;background:var(--lava);display:inline-block;flex:none;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-link{position:relative;font-size:15px;color:var(--muted);padding:6px 0;transition:color .2s var(--ease);}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--lava);transition:width .26s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:100%;}
.header-right{display:flex;align-items:center;gap:12px;}

.search-box{
  display:flex;align-items:center;gap:6px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;padding:4px 6px 4px 12px;
  transition:border-color .2s var(--ease);
}
.search-box:focus-within{border-color:var(--ink);}
.search-input{
  width:0;opacity:0;border:0;outline:none;background:transparent;
  font-size:14px;transition:width .24s var(--ease),opacity .2s var(--ease);
}
.search-box.is-open .search-input{width:168px;opacity:1;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border:1px solid transparent;border-radius:var(--r-btn);
  background:transparent;color:var(--ink);cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:var(--paper-alt);}
.menu-btn{display:none;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;padding:13px 24px;line-height:1.2;
  cursor:pointer;white-space:nowrap;
  transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn .btn-arrow{transition:transform .24s var(--ease);}
.btn-primary{background:var(--ink);border-color:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--lava);border-color:var(--lava);transform:translateX(2px);}
.btn-primary:hover .btn-arrow{transform:translateX(4px);}
.btn-lava{background:var(--lava);border-color:var(--lava);color:#fff;}
.btn-lava:hover{background:var(--lava-hover);border-color:var(--lava-hover);transform:translateX(2px);}
.btn-lava:hover .btn-arrow{transform:translateX(4px);}
.btn-outline{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.32);color:#fff;}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn-sm{padding:9px 16px;font-size:14px;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink);
  position:relative;padding-bottom:2px;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--lava);transition:width .26s var(--ease);
}
.text-link:hover{color:var(--lava);}
.text-link:hover::after{width:100%;}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(13,14,16,.4);
  opacity:0;pointer-events:none;transition:opacity .24s var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
  background:#fff;z-index:80;padding:22px 24px 32px;
  display:flex;flex-direction:column;gap:24px;
  transform:translateX(102%);transition:transform .28s var(--ease);
  box-shadow:-18px 0 40px -30px rgba(13,14,16,.5);
}
.drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.drawer-link{
  padding:16px 2px;border-bottom:1px solid var(--line);
  font-size:16px;color:var(--text);display:flex;align-items:center;justify-content:space-between;
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer-link:hover{color:var(--lava);padding-left:6px;}
.drawer-link.is-active{color:var(--ink);font-weight:700;}
.drawer-search label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;}
.drawer-search input{
  width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:0 14px;font-size:14px;background:#fff;outline:none;
  transition:border-color .2s var(--ease);
}
.drawer-search input:focus{border-color:var(--ink);}
.drawer-cta{width:100%;}

/* ---------- Hero banner ---------- */
.cat-hero{
  background:#fff;
  padding:calc(var(--header-h) + 48px) 0 76px;
  overflow:hidden;
}
.cat-hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
}
.crumb{font-size:13px;color:var(--muted);margin-bottom:24px;}
.crumb a{transition:color .2s var(--ease);}
.crumb a:hover{color:var(--lava);}
.crumb .sep{margin:0 8px;color:#C9C3B8;}
.eyebrow{
  display:flex;align-items:center;gap:10px;
  font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--lava);
  text-transform:uppercase;margin:0 0 18px;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--lava);}
.page-title{
  font-size:clamp(32px,4.4vw,54px);font-weight:800;letter-spacing:-.03em;
  line-height:1.14;color:var(--ink);margin:0 0 20px;
}
.lede{font-size:17px;line-height:1.9;color:var(--text);max-width:54ch;margin:0 0 30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:12px 0;margin-top:32px;
  font-size:14px;color:var(--muted);
}
.hero-facts span{display:inline-flex;align-items:center;gap:8px;padding-right:22px;}
.hero-facts span:not(:last-child){border-right:1px solid var(--line);margin-right:22px;}
.hero-facts i{width:6px;height:6px;border-radius:50%;background:var(--jade);display:inline-block;flex:none;}
.cat-hero-media{position:relative;margin:0;}
.cat-hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-img);background:var(--paper-alt);
}
.media-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(255,255,255,.94);color:var(--ink);
  font-size:13px;font-weight:600;padding:8px 14px;border-radius:var(--r-badge);
}

/* ---------- Stat strip ---------- */
.stat-strip{background:var(--ink);color:#fff;}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);}
.stat-cell{padding:36px 32px;border-right:1px solid rgba(255,255,255,.1);}
.stat-cell:last-child{border-right:0;}
.stat-num{font-size:38px;font-weight:800;letter-spacing:-.02em;line-height:1.1;color:#fff;}
.stat-num em{font-size:15px;font-weight:600;font-style:normal;color:var(--lava);margin-left:6px;}
.stat-label{font-size:14px;color:rgba(255,255,255,.6);margin-top:8px;}

/* ---------- Section shell ---------- */
.section{padding:96px 0;}
.section-white{background:#fff;}
.section-head{max-width:760px;margin-bottom:46px;}
.section-head h2{
  font-size:clamp(26px,3.2vw,38px);font-weight:700;letter-spacing:-.02em;
  line-height:1.24;color:var(--ink);margin:0 0 14px;
}
.section-head p{margin:0;color:var(--muted);font-size:16px;line-height:1.85;}

/* ---------- Game cards ---------- */
.game-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.game-grid > *:nth-child(even){margin-top:56px;}
.game-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;height:100%;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.game-card:hover{transform:translateY(-2px);box-shadow:var(--sh-lift);border-color:var(--ink);}
.game-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper-alt);}
.game-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.game-card:hover .game-media img{transform:scale(1.03);}
.game-body{padding:26px 26px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.badge{
  display:inline-flex;align-items:center;align-self:flex-start;
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-badge);
  background:var(--lava-tint);color:var(--lava-hover);
}
.badge.is-jade{background:rgba(18,191,160,.14);color:#0E9C82;}
.badge.is-ink{background:var(--paper-alt);color:var(--text);}
.game-body h3{font-size:21px;font-weight:700;line-height:1.42;color:var(--ink);}
.game-body p{margin:0;font-size:15px;line-height:1.8;color:var(--text);}
.game-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.game-meta .tag{
  background:var(--paper-alt);border-radius:var(--r-badge);
  padding:3px 9px;font-size:12px;color:var(--muted);
}

/* ---------- Band ---------- */
.band{background:var(--paper-alt);padding:64px 0;}
.band-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.band-line{
  margin:0;max-width:760px;
  font-size:clamp(19px,2.3vw,26px);font-weight:600;line-height:1.6;
  color:var(--ink);letter-spacing:-.01em;
}

/* ---------- Point list ---------- */
.point-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line);}
.point-item{
  display:grid;grid-template-columns:64px 1fr;gap:24px;
  padding:28px 8px;border-bottom:1px solid var(--line);
  transition:background .2s var(--ease),padding-left .2s var(--ease);
}
.point-item:hover{background:rgba(255,233,225,.45);padding-left:16px;}
.point-num{font-size:15px;font-weight:700;color:var(--lava);letter-spacing:.08em;line-height:2.1;}
.point-item h3{font-size:20px;font-weight:700;color:var(--ink);margin:0 0 8px;line-height:1.5;}
.point-item p{margin:0;font-size:15px;line-height:1.85;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:760px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;
  display:flex;align-items:center;gap:18px;text-align:left;
  padding:24px 0;color:var(--ink);font-size:18px;font-weight:600;line-height:1.6;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--lava);}
.faq-idx{font-size:13px;font-weight:700;color:var(--lava);letter-spacing:.1em;flex:none;}
.faq-icon{position:relative;width:22px;height:22px;margin-left:auto;flex:none;transition:transform .26s var(--ease);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink);}
.faq-icon::before{width:14px;height:1.5px;transform:translate(-50%,-50%);}
.faq-icon::after{width:1.5px;height:14px;transform:translate(-50%,-50%);}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;opacity:0;transition:max-height .3s var(--ease),opacity .3s var(--ease);}
.faq-item.is-open .faq-a{opacity:1;}
.faq-a p{margin:0 0 26px;padding-left:38px;font-size:15px;line-height:1.85;color:var(--muted);}

/* ---------- CTA ---------- */
.cta-banner{background:var(--ink-2);color:#fff;padding:76px 0;}
.cta-inner{
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);
  padding:48px;display:flex;align-items:center;justify-content:space-between;
  gap:40px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.02em;line-height:1.28;color:#fff;margin:0 0 12px;}
.cta-inner p{margin:0;color:rgba(255,255,255,.68);font-size:15px;max-width:52ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#fff;padding:72px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:40px;padding-bottom:56px;
}
.footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;}
.footer-about{
  color:rgba(255,255,255,.66);font-size:14px;line-height:1.8;
  margin:16px 0 20px;max-width:320px;
}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:38px;height:38px;border:1px solid rgba(255,255,255,.18);border-radius:10px;
  display:grid;place-items:center;color:rgba(255,255,255,.7);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.footer-social a:hover{color:#fff;border-color:var(--lava);background:rgba(255,74,28,.14);}
.footer-col h4{
  font-size:13px;font-weight:600;letter-spacing:.12em;
  color:rgba(255,255,255,.5);margin:0 0 18px;
}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.7);position:relative;
  transition:color .2s var(--ease);
}
.footer-col a:hover{color:#fff;}
.sub-form label{display:block;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:10px;}
.sub-row{display:flex;gap:10px;}
.sub-row input{
  flex:1;min-width:0;height:48px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.05);
  color:#fff;padding:0 16px;font-size:14px;outline:none;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.sub-row input::placeholder{color:rgba(255,255,255,.4);}
.sub-row input:focus{border-color:var(--lava);background:rgba(255,255,255,.08);}
.site-footer .btn-primary{background:var(--lava);border-color:var(--lava);color:#fff;}
.site-footer .btn-primary:hover{background:var(--lava-hover);border-color:var(--lava-hover);transform:none;}
.form-hint{font-size:13px;line-height:1.7;color:rgba(255,255,255,.45);margin:10px 0 0;}
.form-msg{font-size:13px;color:var(--jade);margin:8px 0 0;min-height:18px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:24px;padding-bottom:32px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom p{margin:0;}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .container-x{padding:0 28px;}
  .nav-links{display:none;}
  .search-box{display:none;}
  .menu-btn{display:inline-flex;}
  .cat-hero{padding:calc(var(--header-h) + 36px) 0 60px;}
  .cat-hero-grid{gap:40px;}
  .section{padding:72px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .cta-inner{padding:40px 32px;}
}
@media (max-width:767px){
  .container-x{padding:0 20px;}
  .cat-hero-grid{grid-template-columns:1fr;}
  .cat-hero-media img{aspect-ratio:16/10;}
  .game-grid{grid-template-columns:1fr;}
  .game-grid > *:nth-child(even){margin-top:0;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.1);}
  .stat-cell:last-child{border-bottom:0;}
  .section{padding:56px 0;}
  .point-item{grid-template-columns:38px 1fr;gap:14px;padding:24px 4px;}
  .game-body{padding:22px 20px 24px;}
  .cta-inner{padding:32px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .band{padding:48px 0;}
}
@media (max-width:520px){
  .header-inner{gap:10px;}
  .brand{font-size:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-facts{flex-direction:column;gap:10px;}
  .hero-facts span{padding-right:0;margin-right:0;border-right:0 !important;}
  .page-title{font-size:clamp(28px,8vw,38px);}
  .sub-row{flex-direction:column;}
  .sub-row .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .reveal{transform:none;transition:opacity .3s linear;}
  .game-card:hover{transform:none;}
  .game-card:hover .game-media img{transform:none;}
  .btn-primary:hover,.btn-lava:hover{transform:none;}
  .faq-a{transition:opacity .3s linear;}
}