/* ============================================================
   UKAssignment 地区页 - 样式表
   依赖：index.css（提供 :root 变量 / 通用组件 / 动画基础）
   引用：<link rel="stylesheet" href="skin/css/index.css">
   适用：uk.html（英国代写）等地区单页
   布局：地区 hero + 高校覆盖 + 核心服务 + 评分特点 + 写手 + 价格 + FAQ + 其他地区
   ============================================================ */

  /* ===== 地区 Hero（复用 tag-hero 思路，增加 CTA 按钮） ===== */
  .region-hero{
    position:relative;overflow:hidden;color:#fff;
    background:linear-gradient(135deg,var(--navy-950) 0%,var(--navy-800) 55%,var(--navy-700) 100%);
    padding:64px 0 56px;
  }
  .region-hero::before{
    content:"";position:absolute;inset:0;opacity:.55;
    background:
      radial-gradient(circle at 12% 22%,rgba(176,141,87,.22),transparent 30%),
      radial-gradient(circle at 88% 12%,rgba(201,169,97,.18),transparent 28%);
  }
  .region-hero::after{
    content:"";position:absolute;inset:auto -8% -40% auto;width:480px;height:480px;border-radius:50%;
    border:1px solid rgba(220,194,138,.14);
  }
  .region-hero .wrap{position:relative;z-index:1;max-width:1180px}
  .region-hero-inner{
    display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:center;
  }
  .region-hero .hero-main{min-width:0}

  /* ===== Hero 右侧联系卡片（参考 column.css） ===== */
  .hero-aside{position:relative;z-index:1}
  .aside-card{
    background:rgba(251,249,243,.97);color:var(--ink);
    border-radius:20px;padding:24px;
    border:1px solid rgba(220,194,138,.5);
    box-shadow:0 24px 60px rgba(0,0,0,.28);
    position:relative;overflow:hidden;
  }
  .aside-card::before{
    content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;
    background:radial-gradient(circle,rgba(176,141,87,.18),transparent 70%);
  }
  .qr-head{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    position:relative;z-index:1;margin-bottom:4px;
  }
  .aside-card > p,.aside-card .qr-head + p{
    margin:0 0 14px;color:var(--muted);font-size:13px;
    font-family:-apple-system,"PingFang SC",sans-serif;position:relative;z-index:1;
  }
  .aside-qr h2{
    margin:0;font-size:20px;color:var(--navy-900);
    font-family:Georgia,"Songti SC",serif;letter-spacing:.3px;
  }
  .qr-badge{
    flex:none;font-size:10px;font-weight:700;letter-spacing:.5px;color:#fff;
    background:linear-gradient(135deg,var(--gold-600),var(--gold-400));
    padding:3px 8px;border-radius:999px;font-family:-apple-system,sans-serif;
  }
  .qr-wrap{
    position:relative;z-index:1;width:100%;aspect-ratio:1;
    padding:8px;background:#fff;border-radius:12px;
    border:1px solid var(--line);
    box-shadow:0 8px 22px rgba(13,27,46,.08);
  }
  .qr-wrap img{display:block;width:100%;height:100%;object-fit:contain;border-radius:6px}
  .qr-wrap::after{
    content:"";position:absolute;inset:-5px;border-radius:16px;pointer-events:none;
    border:1px dashed rgba(176,141,87,.4);
  }
  .qr-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:12px;position:relative;z-index:1;margin:0 auto 14px;
  }
  .qr-item{display:flex;flex-direction:column;align-items:center;gap:8px}
  .qr-name{
    font-size:12px;font-weight:600;color:var(--navy-700);letter-spacing:.3px;
    font-family:-apple-system,"PingFang SC",sans-serif;
  }
  .qr-contacts{
    list-style:none;margin:0 0 14px;padding:12px 0 0;display:flex;flex-direction:column;gap:8px;
    border-top:1px solid var(--line);position:relative;z-index:1;
  }
  .qr-contacts li{
    display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;
    font-family:-apple-system,"PingFang SC",sans-serif;
  }
  .qr-contacts .qr-label{
    color:var(--muted);font-size:12px;flex:none;width:42px;
  }
  .qr-contacts b{color:var(--navy-900);font-weight:600;letter-spacing:.2px}
  .aside-cta{
    display:flex;align-items:center;justify-content:center;width:100%;margin-top:0;
    position:relative;z-index:1;min-height:42px;font-size:14px;
  }

  /* ===== 详情介绍（富文本） ===== */
  .region-intro{padding:56px 0 60px;background:var(--paper)}
  .intro-article{max-width:none;margin:0}
  .intro-article .section-head{margin-bottom:24px}
  .rich-text{
    font-family:-apple-system,"PingFang SC",sans-serif;color:var(--ink);
    font-size:15px;line-height:1.9;
  }
  .rich-text p{margin:0 0 18px}
  .rich-text h3{
    margin:30px 0 14px;font-size:19px;color:var(--navy-900);
    font-family:Georgia,"Songti SC",serif;letter-spacing:.3px;
    padding-left:12px;border-left:3px solid var(--gold-500);
  }
  .rich-text ul,.rich-text ol{margin:0 0 18px;padding-left:22px}
  .rich-text li{margin:8px 0;line-height:1.8}
  .rich-text strong{color:var(--navy-900);font-weight:600}
  .rich-text em{color:var(--gold-700);font-style:italic}
  .rich-text blockquote{
    margin:20px 0;padding:16px 20px;background:#fff;border-radius:12px;
    border-left:4px solid var(--gold-500);color:var(--navy-800);
    box-shadow:0 8px 22px rgba(13,27,46,.06);font-size:14px;line-height:1.85;
  }
  .rich-text blockquote strong{color:var(--gold-700)}
  .rich-text figure{margin:24px 0}
  .rich-text figure img{
    width:100%;height:auto;border-radius:14px;border:1px solid var(--line);
    box-shadow:0 12px 30px rgba(13,27,46,.08);
  }
  .rich-text figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--muted)}
  .region-hero .eyebrow{margin-bottom:18px}
  .region-hero h1{
    margin:0;font-size:clamp(30px,4.4vw,50px);line-height:1.18;letter-spacing:-.5px;
    font-family:Georgia,"Songti SC",serif;
  }
  .region-hero .lead{
    color:#cdd6e3;font-size:16px;margin:18px 0 0;max-width:740px;
    font-family:-apple-system,"PingFang SC",sans-serif;line-height:1.85;
  }
  .region-hero-stats{
    margin-top:28px;display:flex;gap:36px;flex-wrap:wrap;
    padding-top:24px;border-top:1px solid rgba(220,194,138,.22);
  }
  .region-hero-stats .stat{display:flex;flex-direction:column;gap:4px}
  .region-hero-stats .stat b{
    color:var(--gold-400);font-size:28px;line-height:1;font-family:Georgia,serif;letter-spacing:.5px;
  }
  .region-hero-stats .stat span{
    color:#aeb8c6;font-size:13px;font-family:-apple-system,"PingFang SC",sans-serif;
  }
  .region-hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:30px}
  .region-hero-actions .btn{min-height:46px;padding:0 24px}

  /* ===== 英国高校覆盖网格 ===== */
  .uni-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  }
  .uni-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
    box-shadow:0 14px 40px rgba(13,27,46,.06);transition:transform .3s,box-shadow .3s,border-color .3s;
    position:relative;overflow:hidden;
  }
  .uni-card::before{
    content:"";position:absolute;top:0;left:0;width:100%;height:3px;
    background:linear-gradient(90deg,var(--gold-600),var(--gold-400));
    transform:scaleX(0);transform-origin:left;transition:transform .35s;
  }
  .uni-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:var(--gold-400)}
  .uni-card:hover::before{transform:scaleX(1)}
  .uni-badge{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:54px;height:30px;padding:0 12px;border-radius:8px;
    background:linear-gradient(145deg,var(--navy-800),var(--navy-600));
    color:var(--gold-300);font-size:12px;font-weight:700;letter-spacing:.5px;
    font-family:Georgia,serif;border:1px solid rgba(176,141,87,.3);
    margin-bottom:14px;
  }
  .uni-card h3{margin:0 0 8px;font-size:19px;color:var(--navy-900);font-family:Georgia,"Songti SC",serif}
  .uni-card p{margin:0 0 14px;color:var(--muted);font-size:13px;line-height:1.7;font-family:-apple-system,"PingFang SC",sans-serif}
  .uni-card ul{margin:12px 0 0;padding:0;list-style:none;color:#475569;font-size:12px;font-family:-apple-system,"PingFang SC",sans-serif;border-top:1px dashed var(--line);padding-top:12px}
  .uni-card li{margin:5px 0;padding-left:18px;position:relative}
  .uni-card li::before{content:"◆";position:absolute;left:0;color:var(--gold-500);font-size:9px;top:5px}
  .uni-more{
    margin-top:32px;text-align:center;padding:24px;background:#fff;
    border:1px dashed var(--line);border-radius:var(--radius-sm);
  }
  .uni-more p{
    margin:0 0 14px;color:var(--muted);font-size:14px;line-height:1.75;
    font-family:-apple-system,"PingFang SC",sans-serif;max-width:780px;margin:0 auto 14px;
  }

  /* ===== 英国评分体系 ===== */
  .grading-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .grading-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
    box-shadow:0 12px 32px rgba(13,27,46,.05);transition:.3s;position:relative;overflow:hidden;
    display:flex;flex-direction:column;
  }
  .grading-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--gold-400)}
  .grade-band{
    display:inline-flex;align-items:center;align-self:flex-start;
    padding:5px 14px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.8px;
    font-family:Georgia,serif;text-transform:uppercase;margin-bottom:14px;
  }
  .grade-distinction{background:linear-gradient(135deg,var(--gold-600),var(--gold-400));color:var(--navy-900)}
  .grade-merit{background:linear-gradient(135deg,var(--navy-800),var(--navy-600));color:var(--gold-300);border:1px solid var(--gold-500)}
  .grade-pass{background:var(--cream);color:var(--navy-800);border:1px solid var(--line)}
  .grade-fail{background:#fbecea;color:#a3321b;border:1px solid #e8c2bd}
  .grading-card h3{margin:0 0 10px;font-size:17px;color:var(--navy-900);font-family:Georgia,"Songti SC",serif;line-height:1.35}
  .grading-card p{
    margin:0;color:var(--muted);font-size:13px;line-height:1.75;
    font-family:-apple-system,"PingFang SC",sans-serif;flex:1;
  }
  .grade-range{
    display:block;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);
    color:var(--gold-700);font-family:Georgia,serif;font-size:18px;font-weight:700;letter-spacing:.5px;
  }

  /* 扣分点提示 */
  .grading-tips{
    margin-top:40px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    padding:30px;box-shadow:0 12px 32px rgba(13,27,46,.05);
  }
  .grading-tips h3{
    margin:0 0 20px;font-size:22px;color:var(--navy-900);
    font-family:Georgia,"Songti SC",serif;padding-bottom:14px;border-bottom:2px solid var(--gold-500);
    display:inline-block;
  }
  .tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
  .tip-item{
    display:flex;gap:12px;align-items:flex-start;padding:14px;
    background:var(--cream);border:1px solid var(--line);border-radius:12px;transition:.25s;
  }
  .tip-item:hover{border-color:var(--gold-400);transform:translateY(-2px);box-shadow:0 8px 20px rgba(176,141,87,.12)}
  .tip-icon{
    flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
    background:linear-gradient(135deg,#c0392b,#e74c3c);color:#fff;font-size:13px;
    font-weight:700;font-family:Georgia,serif;
  }
  .tip-item strong{display:block;color:var(--navy-900);font-size:14px;margin-bottom:3px;font-family:-apple-system,"PingFang SC",sans-serif}
  .tip-item span{color:var(--muted);font-size:12px;line-height:1.6;font-family:-apple-system,"PingFang SC",sans-serif}

  /* ===== 地区入口：当前地区高亮 ===== */
  .region.is-active{
    background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:var(--gold-300);
    border-color:var(--gold-500);transform:translateY(-3px);
    box-shadow:0 12px 28px rgba(13,27,46,.22);
  }

  /* ===== 最新文章（横排4篇 · 封面图作背景 · 标题浮下） ===== */
  .article-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  }
  .article-card{
    display:block;position:relative;border-radius:var(--radius);overflow:hidden;
    height:240px;box-shadow:0 12px 32px rgba(13,27,46,.08);
    transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s;
    background:var(--navy-900);
  }
  .article-card:hover{transform:translateY(-8px);box-shadow:0 22px 48px rgba(13,27,46,.22)}
  .article-cover{
    position:absolute;inset:0;
    background-size:cover;background-position:center;
    transition:transform .6s cubic-bezier(.2,.7,.3,1);
  }
  .article-card:hover .article-cover{transform:scale(1.06)}
  /* 底部渐变遮罩，让标题在背景上可读 */
  .article-cover::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(13,27,46,0) 38%,rgba(13,27,46,.55) 68%,rgba(13,27,46,.92) 100%);
  }
  /* 标题浮在背景底部（靠下显示） */
  .article-title{
    position:absolute;left:0;right:0;bottom:0;z-index:1;
    padding:16px 18px;color:#fff;
  }
  /* 卡片主链接（article 内全卡片可点） */
  .region-card-link{position:absolute;inset:0;z-index:1;display:block;text-decoration:none}
  /* ===== article-cat 可点击 tag 徽章（卡片左上角，每行一个，过长省略） ===== */
  .article-cats{
    position:absolute;top:10px;left:10px;z-index:4;
    display:flex;flex-direction:column;align-items:flex-start;gap:6px;
    max-width:calc(100% - 20px);
    pointer-events:none; /* 容器不拦截点击，仅徽章本身可点 */
  }
  .article-cats .article-cat{
    display:inline-block;max-width:160px;
    white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
    pointer-events:auto;
    padding:3px 10px;border-radius:999px;
    background:rgba(201,169,97,.92);color:var(--navy-900);
    font-size:11px;font-weight:700;letter-spacing:.4px;
    font-family:-apple-system,"PingFang SC",sans-serif;
    text-decoration:none;
    transition:background .2s,color .2s;
  }
  .article-cats .article-cat:hover{background:var(--gold-500);color:#fff}
  /* 标题过长用 ... 隐藏（限制2行） */
  .article-title h3{
    margin:0;color:#fff;font-size:15px;line-height:1.5;font-weight:600;
    font-family:-apple-system,"PingFang SC",sans-serif;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;text-overflow:ellipsis;
    text-shadow:0 1px 3px rgba(0,0,0,.45);
  }
  /* 文章描述（过长用 ... 隐藏，限制2行） */
  .article-title .article-desc{
    margin:7px 0 0;color:rgba(255,255,255,.78);
    font-size:12px;line-height:1.65;
    font-family:-apple-system,"PingFang SC",sans-serif;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;text-overflow:ellipsis;
    text-shadow:0 1px 3px rgba(0,0,0,.45);
  }

  /* ===== 更多文章列表（纵向：标题一行 + 描述两行 + 底部元信息行） ===== */
  .region-article-list{
    list-style:none;margin:26px 0 0;padding:6px 14px;
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:0 12px 32px rgba(13,27,46,.05);
  }
  .region-article-list li + li{border-top:1px dashed var(--line)}
  .region-article-list li{padding:16px 18px;border-radius:8px;transition:background .25s}
  .region-article-list li:hover{background:var(--cream)}
  .region-article-list .ral-main{display:block;text-decoration:none}
  /* 标题：一行省略 */
  .ral-title{
    margin:0;color:var(--navy-900);
    font-size:15px;line-height:1.5;font-weight:600;
    font-family:-apple-system,"PingFang SC",sans-serif;
    display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;
    overflow:hidden;text-overflow:ellipsis;transition:color .25s;
  }
  .region-article-list li:hover .ral-title{color:var(--gold-600)}
  /* 描述：两行省略 */
  .ral-desc{
    margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.7;
    font-family:-apple-system,"PingFang SC",sans-serif;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;text-overflow:ellipsis;
  }
  /* 底部元信息行：tag 徽章 + 时间 */
  .ral-meta{
    display:flex;align-items:center;justify-content:space-between;gap:10px;
    margin-top:10px;
  }
  .ral-tags{display:flex;flex-wrap:wrap;gap:6px;min-width:0}
  .ral-cat{
    display:inline-block;max-width:160px;padding:2px 10px;border-radius:999px;white-space:nowrap;
    overflow:hidden;text-overflow:ellipsis;
    background:rgba(13,27,46,.06);color:var(--gold-700);
    font-size:11px;font-weight:700;letter-spacing:.2px;
    font-family:-apple-system,"PingFang SC",sans-serif;
    text-decoration:none;
    transition:background .2s,color .2s;
  }
  .ral-cat:hover{background:rgba(201,169,97,.28);color:var(--navy-900)}
  .ral-date{flex:none;color:var(--muted);font-size:12.5px;font-family:Georgia,"Songti SC",serif}

  /* 锚点定位补偿吸顶导航高度（top-strip 38px + header ~68px） */
  #region-article-list{scroll-margin-top:120px}

  /* ===== 文章分页 ===== */
  .pagination{
    margin-top:28px;display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap;
    font-family:-apple-system,"PingFang SC",sans-serif;
  }
  .page-btn{
    min-width:38px;height:38px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--navy-800);
    font-size:13px;font-weight:600;cursor:pointer;transition:.2s;white-space:nowrap;text-decoration:none;
  }
  .page-btn:hover:not(.is-disabled):not(.is-active){
    border-color:var(--gold-500);color:var(--gold-700);transform:translateY(-2px);
  }
  .page-btn.is-active{
    background:linear-gradient(135deg,var(--navy-800),var(--navy-600));
    color:#fff;border-color:var(--gold-500);box-shadow:0 6px 14px rgba(13,27,46,.16);
  }
  .page-btn.is-disabled{opacity:.45;cursor:not-allowed;pointer-events:none}
  .page-ellipsis{padding:0 6px;color:var(--muted)}

  /* ===== 响应式 ===== */
  @media (max-width:1040px){
    .uni-grid{grid-template-columns:repeat(2,1fr)}
    .grading-grid{grid-template-columns:repeat(2,1fr)}
    .tips-grid{grid-template-columns:repeat(2,1fr)}
    .region-hero-actions{gap:10px}
    .article-grid{grid-template-columns:repeat(2,1fr)}
    .region-hero-inner{grid-template-columns:1fr;gap:28px}
    .hero-aside{order:2;max-width:380px;margin:0 auto;width:100%}
    .region-hero .wrap{max-width:720px}
    .intro-article{max-width:720px;margin:0 auto}
  }
  @media (max-width:720px){
    .region-hero{padding:48px 0 40px}
    .region-hero h1{font-size:26px}
    .region-hero .lead{font-size:15px}
    .uni-grid{grid-template-columns:1fr}
    .grading-grid{grid-template-columns:1fr}
    .tips-grid{grid-template-columns:1fr}
    .uni-card{padding:20px}
    .grading-card{padding:20px}
    .grading-tips{padding:22px 18px}
    .region-hero-stats{gap:20px}
    .region-hero-stats .stat b{font-size:22px}
    .region-hero-actions .btn{flex:1 1 100%;min-height:44px}
    .article-grid{grid-template-columns:repeat(2,1fr);gap:14px}
    .article-card{height:200px}
    .article-title{padding:14px}
    .article-title h3{font-size:14px}
    .region-article-list{padding:4px 10px}
    .region-article-list li{padding:13px 12px}
    .article-cats .article-cat{max-width:120px}
    .ral-title{font-size:14px}
    .ral-desc{font-size:12.5px}
    .ral-meta{margin-top:8px}
    .page-btn{min-width:34px;height:34px;padding:0 10px;font-size:12px}
    .region-intro{padding:40px 0 44px}
    .rich-text{font-size:14px;line-height:1.85}
    .rich-text h3{font-size:17px;margin:24px 0 12px}
    .rich-text blockquote{padding:14px 16px;font-size:13px}
    .aside-card{padding:18px}
  }
  @media (max-width:480px){
    .region-hero h1{font-size:23px}
    .uni-card h3{font-size:17px}
    .grading-tips h3{font-size:19px}
    .article-grid{grid-template-columns:1fr}
    .article-card{height:220px}
    .ral-cat{max-width:45%}
    .region-hero-stats{gap:16px}
    .region-hero-stats .stat b{font-size:20px}
    .qr-grid{gap:10px}
  }