/* roulang page: index */
:root{
  --brand-50:#EEF4FF;
  --brand-100:#DBE8FF;
  --brand-500:#2F6FED;
  --brand-600:#2457C5;
  --brand-700:#1D47A3;
  --ink:#0F172A;
  --muted:#5B6B82;
  --line:#DCE4F0;
  --bg:#F5F7FB;
  --surface:#FFFFFF;
  --accent:#F97316;
  --graphite:#4B5563;
  --olive:#6B7A5A;
  --shadow-sm:0 4px 14px rgba(15,23,42,.05);
  --shadow-card:0 10px 30px rgba(15,23,42,.06);
  --shadow-hover:0 20px 44px rgba(15,23,42,.12);
  --radius-sm:.5rem;
  --radius-md:.75rem;
  --radius-lg:1rem;
  --radius-xl:1.5rem;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding-bottom:6rem;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
::selection{background:var(--brand-100);color:var(--brand-700)}

@media (min-width:1024px){
  body{padding-bottom:0}
}

.container-x{width:100%;max-width:80rem;margin:0 auto;padding-left:1rem;padding-right:1rem}
@media (min-width:640px){.container-x{padding-left:1.5rem;padding-right:1.5rem}}
@media (min-width:1024px){.container-x{padding-left:2rem;padding-right:2rem}}

/* ---------------- 浮动 Dock 导航 ---------------- */
.dock{
  position:fixed;
  top:1rem;
  left:50%;
  transform:translateX(-50%);
  z-index:50;
  width:calc(100% - 2rem);
  max-width:64rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:.75rem;
  padding:.5rem .6rem .5rem .9rem;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:0 12px 32px rgba(15,23,42,.10);
}
.dock-brand{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1rem;white-space:nowrap}
.dock-brand .mark{
  width:1.75rem;height:1.75rem;border-radius:.55rem;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#fff;display:grid;place-items:center;font-size:.75rem;font-weight:700;letter-spacing:.02em;
}
.dock-links{display:none;align-items:center;gap:.15rem}
@media (min-width:1024px){.dock-links{display:flex}}
.dock-links a{display:block;padding:.45rem .85rem;border-radius:999px;font-size:.9375rem;color:var(--muted);transition:background-color .2s,color .2s}
.dock-links a:hover{background:var(--brand-50);color:var(--brand-700)}
.dock-links a.is-active{background:var(--brand-500);color:#fff;box-shadow:0 6px 16px rgba(47,111,237,.28)}
.dock-actions{display:flex;align-items:center;gap:.5rem}
.icon-btn{
  width:2.25rem;height:2.25rem;border-radius:999px;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;cursor:pointer;transition:background-color .2s,border-color .2s,color .2s;color:var(--muted);
}
.icon-btn:hover{background:var(--brand-50);border-color:var(--brand-100);color:var(--brand-700)}

.mobile-dock{
  position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:.25rem;
  padding:.4rem;background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:1rem;
  box-shadow:0 12px 32px rgba(15,23,42,.12);
}
@media (min-width:1024px){.mobile-dock{display:none}}
.mobile-dock a{
  flex:1;text-align:center;padding:.5rem .25rem;font-size:.75rem;color:var(--muted);
  border-radius:.7rem;transition:background-color .2s,color .2s;
}
.mobile-dock a.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600}

/* ---------------- 首屏 ---------------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,#F5F7FB 100%)}
.hero-grid{
  position:absolute;inset:0;pointer-events:none;opacity:.85;
  background-image:linear-gradient(#E7EDF8 1px,transparent 1px),linear-gradient(90deg,#E7EDF8 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 72% 62% at 50% 26%,#000 38%,transparent 100%);
  mask-image:radial-gradient(ellipse 72% 62% at 50% 26%,#000 38%,transparent 100%);
}
.hero-search{
  display:flex;gap:.5rem;max-width:38rem;margin:0 auto;padding:.45rem .45rem .45rem .9rem;
  background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-card);
}
.hero-search input{flex:1;border:0;outline:none;background:transparent;padding:.6rem .25rem;font-size:.9375rem;min-width:0}
.hero-search input::placeholder{color:#93A1B7}
@media (max-width:520px){
  .hero-search{flex-direction:column;border-radius:1.25rem;padding:.75rem}
  .hero-search .btn{width:100%}
}
.hero-banner{position:relative;overflow:hidden;border-radius:1.5rem}
.hero-banner img{width:100%;height:230px;object-fit:cover}
@media (min-width:768px){.hero-banner img{height:340px}}
.hero-banner-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(15,23,42,.72) 0%,rgba(15,23,42,.30) 52%,rgba(15,23,42,.05) 100%);
}
.hero-banner-copy{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:1rem;padding:1.25rem}
@media (min-width:768px){.hero-banner-copy{padding:2rem}}
.chip-stat{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.3rem .7rem;border-radius:999px;font-size:.75rem;font-weight:600;
  background:rgba(255,255,255,.92);color:var(--brand-700);border:1px solid rgba(255,255,255,.6);
}

/* ---------------- 通用组件 ---------------- */
.kicker{display:inline-block;font-size:.8125rem;font-weight:700;letter-spacing:.10em;color:var(--brand-600)}
.section-title{font-size:1.75rem;line-height:1.35;font-weight:700;color:var(--ink);margin-top:.4rem}
@media (min-width:768px){.section-title{font-size:2.125rem}}
.section-sub{margin-top:.75rem;color:var(--muted);font-size:1rem;max-width:42em}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-100)}
.card-plain{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  border:1px solid transparent;border-radius:999px;padding:.75rem 1.5rem;
  font-weight:600;font-size:.9375rem;cursor:pointer;
  transition:background-color .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 8px 20px rgba(47,111,237,.22)}
.btn-primary:hover{background:var(--brand-600)}
.btn-primary:active{background:var(--brand-700);transform:translateY(1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--brand-50);border-color:var(--brand-100);color:var(--brand-700)}
.btn-sm{padding:.5rem 1rem;font-size:.875rem}

.chip{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .75rem;border-radius:999px;background:var(--brand-50);color:var(--brand-700);font-size:.8125rem;font-weight:600;border:1px solid var(--brand-100)}
.tag{display:inline-flex;padding:.3rem .7rem;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted);font-size:.8125rem;transition:background-color .2s,border-color .2s,color .2s}
.tag:hover{border-color:var(--brand-100);background:var(--brand-50);color:var(--brand-700)}
.badge-olive{display:inline-flex;padding:.2rem .55rem;border-radius:.4rem;background:#F1F3EC;color:var(--olive);font-size:.75rem;font-weight:600}
.tnum{font-variant-numeric:tabular-nums}

.link-arrow{display:inline-flex;align-items:center;gap:.35rem;color:var(--brand-600);font-weight:600;font-size:.9375rem;transition:gap .2s,color .2s}
.link-arrow:hover{gap:.6rem;color:var(--brand-700);text-decoration:underline}

.pain-num{
  flex:0 0 auto;width:2.5rem;height:2.5rem;border-radius:.75rem;display:grid;place-items:center;
  font-weight:700;font-size:.9375rem;background:var(--brand-50);color:var(--brand-700);border:1px solid var(--brand-100);
  font-variant-numeric:tabular-nums;
}
.feature-row{
  display:grid;gap:.75rem;padding:1.25rem;border:1px solid var(--line);border-radius:1rem;background:#fff;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.feature-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);border-color:var(--brand-100)}
@media (min-width:768px){.feature-row{grid-template-columns:auto 1fr;align-items:start;padding:1.5rem;gap:1.25rem}}

.step-card{position:relative;padding:1.4rem 1.25rem 1.4rem 1.5rem;border-left:3px solid var(--brand-500)}
.step-card::before{
  content:attr(data-step);position:absolute;top:1.4rem;right:1.25rem;
  font-size:2rem;font-weight:700;color:var(--brand-50);line-height:1;font-variant-numeric:tabular-nums;
}

.stat-card{padding:1.4rem 1.25rem;border:1px solid var(--line);border-radius:1rem;background:#fff;box-shadow:var(--shadow-sm)}
.stat-num{font-size:2rem;font-weight:700;line-height:1.15;color:var(--brand-600);font-variant-numeric:tabular-nums}
@media (min-width:768px){.stat-num{font-size:2.5rem}}

.progress{height:.5rem;border-radius:999px;background:var(--brand-50);overflow:hidden}
.progress > span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-500),#6D9BF7)}

.avatar-dot{width:2.5rem;height:2.5rem;border-radius:999px;display:grid;place-items:center;font-weight:700;font-size:.875rem;color:#fff}

.thumb{overflow:hidden;border-radius:.75rem;background:#E9EEF7}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card-hover:hover .thumb img{transform:scale(1.04)}

.faq-item{border:1px solid var(--line);border-radius:.875rem;background:#fff;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item + .faq-item{margin-top:.75rem}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--shadow-card)}
.faq-item summary{list-style:none;cursor:pointer;padding:1rem 1.25rem;display:flex;justify-content:space-between;align-items:center;gap:1rem;font-weight:600;font-size:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.3rem;line-height:1;color:var(--brand-500);font-weight:400}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:0 1.25rem 1.1rem;color:var(--muted);font-size:.9375rem;background:#FBFCFE}

.field label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.375rem}
.field input,.field select{
  width:100%;padding:.7rem .9rem;border:1px solid var(--line);border-radius:.75rem;background:#fff;
  transition:border-color .2s,box-shadow .2s;outline:none;
}
.field input:focus,.field select:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(47,111,237,.15)}

.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------------- 页脚 ---------------- */
.site-footer{background:#fff;border-top:1px solid var(--line);margin-top:5rem;padding:3.5rem 0 2rem}
.footer-link{display:block;color:var(--muted);font-size:.9375rem;padding:.22rem 0;transition:color .2s,transform .2s}
.footer-link:hover{color:var(--brand-600);transform:translateX(2px)}
.footer-title{font-size:.875rem;font-weight:700;color:var(--ink);letter-spacing:.04em;margin-bottom:.75rem}

/* roulang page: category1 */
:root{
  --brand-50:#EEF4FF;--brand-100:#DBE8FF;--brand-500:#2F6FED;--brand-600:#2457C5;--brand-700:#1D47A3;
  --ink:#0F172A;--muted:#5B6B82;--line:#DCE4F0;--bg:#F5F7FB;--surface:#FFFFFF;
  --accent:#F97316;--graphite:#4B5563;--olive:#6B7A5A;
  --shadow-sm:0 4px 14px rgba(15,23,42,.05);
  --shadow-card:0 10px 30px rgba(15,23,42,.06);
  --shadow-hover:0 20px 44px rgba(15,23,42,.12);
  --radius-sm:.5rem;--radius-md:.75rem;--radius-lg:1rem;--radius-xl:1.5rem;--radius-2xl:1.75rem;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:1rem;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  padding-bottom:6rem;
}
@media(min-width:768px){body{padding-bottom:0}}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:.35rem}
.text-muted{color:var(--muted)}
.container-x{width:100%;max-width:80rem;margin:0 auto;padding-left:1rem;padding-right:1rem}
@media(min-width:640px){.container-x{padding-left:1.5rem;padding-right:1.5rem}}
@media(min-width:1024px){.container-x{padding-left:2rem;padding-right:2rem}}

/* ---------- 浮动 Dock 导航 ---------- */
.dock{
  position:fixed;top:1rem;left:50%;transform:translateX(-50%);z-index:60;
  width:calc(100% - 2rem);max-width:64rem;
  display:flex;align-items:center;justify-content:space-between;gap:.75rem;
  padding:.5rem .6rem .5rem .85rem;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:999px;
  box-shadow:0 14px 36px rgba(15,23,42,.10);
}
.dock-brand{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1rem;white-space:nowrap}
.dock-brand .mark{
  width:1.75rem;height:1.75rem;border-radius:.55rem;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  color:#fff;display:grid;place-items:center;font-size:.75rem;font-weight:700;letter-spacing:.02em;
}
.dock-links{display:none;align-items:center;gap:.1rem}
@media(min-width:1024px){.dock-links{display:flex}}
.dock-links a{display:block;padding:.45rem .8rem;border-radius:999px;font-size:.9375rem;color:var(--muted);transition:background-color .2s,color .2s}
.dock-links a:hover{background:var(--brand-50);color:var(--brand-700)}
.dock-links a.is-active{background:var(--brand-500);color:#fff;box-shadow:0 6px 16px rgba(47,111,237,.28)}
.dock-actions{display:flex;align-items:center;gap:.5rem}
.icon-btn{
  width:2.25rem;height:2.25rem;border-radius:999px;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;cursor:pointer;color:var(--muted);
  transition:background-color .2s,border-color .2s,color .2s;
}
.icon-btn:hover{background:var(--brand-50);border-color:var(--brand-100);color:var(--brand-700)}

/* ---------- 移动端底部 Dock ---------- */
.mobile-dock{
  position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:.2rem;
  padding:.4rem;background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:1rem;
  box-shadow:0 12px 32px rgba(15,23,42,.12);
}
@media(min-width:768px){.mobile-dock{display:none}}
.mobile-dock a,.mobile-dock button{
  flex:1;text-align:center;padding:.55rem .25rem;font-size:.75rem;color:var(--muted);
  background:transparent;border:0;border-radius:.7rem;cursor:pointer;
  transition:background-color .2s,color .2s;
}
.mobile-dock a:hover,.mobile-dock button:hover{background:var(--brand-50);color:var(--brand-700)}
.mobile-dock .is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  border:1px solid transparent;border-radius:999px;padding:.75rem 1.5rem;
  font-weight:600;font-size:.9375rem;cursor:pointer;
  transition:background-color .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 8px 20px rgba(47,111,237,.22)}
.btn-primary:hover{background:var(--brand-600)}
.btn-primary:active{background:var(--brand-700);transform:translateY(1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--brand-50);border-color:var(--brand-100);color:var(--brand-700)}
.btn-sm{padding:.5rem 1rem;font-size:.875rem}
.btn-block{width:100%}
.chip{
  display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .75rem;border-radius:999px;
  background:var(--brand-50);color:var(--brand-700);font-size:.8125rem;font-weight:600;border:1px solid var(--brand-100);
}
.chip-plain{background:#fff;border-color:var(--line);color:var(--muted);font-weight:500}
.tag{
  display:inline-flex;padding:.38rem .8rem;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--muted);font-size:.8125rem;
  transition:background-color .2s,border-color .2s,color .2s,transform .2s;
}
.tag:hover{border-color:var(--brand-100);background:var(--brand-50);color:var(--brand-700);transform:translateY(-1px)}
.badge-accent{
  display:inline-flex;align-items:center;padding:.25rem .65rem;border-radius:999px;
  background:rgba(249,115,22,.12);color:#C2410C;font-size:.75rem;font-weight:700;letter-spacing:.02em;
}
.badge-olive{
  display:inline-flex;align-items:center;padding:.25rem .65rem;border-radius:999px;
  background:rgba(107,122,90,.12);color:#4F5C42;font-size:.75rem;font-weight:700;
}
.section{padding-top:3.25rem;padding-bottom:3.25rem}
@media(min-width:768px){.section{padding-top:4.75rem;padding-bottom:4.75rem}}
.section-head{max-width:44em}
.section-title{font-size:1.6rem;line-height:1.35;font-weight:700;letter-spacing:-.01em;margin-top:.5rem}
@media(min-width:768px){.section-title{font-size:2rem}}
.section-sub{margin-top:.7rem;color:var(--muted);font-size:1rem}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-card);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-100)}
.divider{border:0;border-top:1px solid var(--line)}
.bar{height:.5rem;border-radius:999px;background:var(--brand-50);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-500),var(--brand-700))}
.bar-accent span{background:linear-gradient(90deg,var(--accent),#FB923C)}
.num{font-variant-numeric:tabular-nums}

/* ---------- 分类头区 ---------- */
.page-main{padding-top:5.5rem}
@media(min-width:768px){.page-main{padding-top:6.75rem}}
.cat-head{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,#F5F7FB 100%);border-bottom:1px solid var(--line);padding-top:1.5rem;padding-bottom:3rem}
.cat-grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(#E7EDF8 1px,transparent 1px),linear-gradient(90deg,#E7EDF8 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:radial-gradient(ellipse 68% 70% at 28% 22%,#000 30%,transparent 100%);
  mask-image:radial-gradient(ellipse 68% 70% at 28% 22%,#000 30%,transparent 100%);
}
.cat-head .container-x{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;font-size:.8125rem;color:var(--muted)}
.crumbs a{transition:color .2s}
.crumbs a:hover{color:var(--brand-700)}
.crumbs .sep{color:#A7B4C8}
.cat-title{font-size:clamp(2.05rem,4.6vw,3.1rem);line-height:1.18;font-weight:800;letter-spacing:-.015em;margin-top:1rem}
.lead{color:var(--muted);margin-top:1rem;max-width:40em;font-size:1rem}
.lead strong{color:var(--ink);font-weight:600}
.search-bar{
  display:flex;flex-direction:column;gap:.5rem;margin-top:1.75rem;
  padding:.6rem;background:#fff;border:1px solid var(--line);border-radius:1.25rem;box-shadow:var(--shadow-card);
}
@media(min-width:640px){.search-bar{flex-direction:row;align-items:center;border-radius:999px;padding:.4rem .4rem .4rem 1rem}}
.search-bar input{flex:1;min-width:0;border:0;outline:none;background:transparent;padding:.6rem .25rem;font-size:.9375rem}
.search-bar input::placeholder{color:#93A1B7}
.filter-row{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.1rem}

/* ---------- 推荐高亮卡 ---------- */
.recommend-card{
  position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-2xl);box-shadow:var(--shadow-card);
}
.recommend-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:linear-gradient(180deg,var(--accent),#FDBA74)}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rec-thumb img{width:100%;height:100%;object-fit:cover}
.rec-thumb .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,.05) 0%,rgba(15,23,42,.42) 100%)}
.rec-thumb .rec-flag{
  position:absolute;left:1rem;top:1rem;padding:.3rem .7rem;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--brand-700);font-size:.75rem;font-weight:700;
}
.rec-body{padding:1.35rem 1.5rem 1.5rem}
.rec-title{font-size:1.25rem;font-weight:700;line-height:1.45;margin-top:.75rem}
.rec-text{color:var(--muted);font-size:.9375rem;margin-top:.7rem}
.rec-list{margin-top:1rem;display:grid;gap:.5rem}
.rec-list li{display:flex;gap:.55rem;font-size:.875rem;color:var(--muted)}
.rec-list li::before{content:"";flex:0 0 auto;width:.45rem;height:.45rem;margin-top:.55rem;border-radius:2px;background:var(--brand-500)}
.rec-body .btn{margin-top:1.35rem}

/* ---------- 文章卡 ---------- */
.card-grid{display:grid;gap:1.25rem;grid-template-columns:1fr}
@media(min-width:768px){.card-grid{grid-template-columns:repeat(2,1fr);gap:1.5rem}}
@media(min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:1.75rem}}
.article-card{
  display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-xl);box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand-100)}
.article-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-50)}
.article-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.article-card:hover .thumb img{transform:scale(1.05)}
.thumb .thumb-tag{
  position:absolute;left:.75rem;top:.75rem;padding:.22rem .6rem;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--brand-700);font-size:.6875rem;font-weight:700;
}
.card-body{display:flex;flex-direction:column;flex:1;gap:.65rem;padding:1.15rem 1.25rem 1.3rem}
.card-title{font-size:1.0625rem;font-weight:700;line-height:1.5;transition:color .2s}
.article-card:hover .card-title{color:var(--brand-700)}
.card-excerpt{font-size:.9375rem;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:.75rem;
  border-top:1px solid var(--line);padding-top:.8rem;font-size:.8125rem;color:var(--muted);
}
.card-meta .arrow{color:var(--brand-600);font-weight:600;transition:transform .2s}
.article-card:hover .card-meta .arrow{transform:translateX(3px)}
.more-wrap{display:flex;justify-content:center;margin-top:2.25rem}

/* ---------- 标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.75rem}
.tag-cloud .tag{font-size:.875rem;padding:.5rem 1rem}

/* ---------- 精选（1 大 2 小） ---------- */
.pick-layout{display:grid;gap:1.5rem;margin-top:2rem;grid-template-columns:1fr}
@media(min-width:1024px){.pick-layout{grid-template-columns:1.35fr 1fr}}
.pick-main{position:relative;overflow:hidden;border-radius:var(--radius-2xl);border:1px solid var(--line);box-shadow:var(--shadow-card);min-height:300px;display:flex;align-items:flex-end}
.pick-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pick-main .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,.10) 0%,rgba(15,23,42,.72) 100%)}
.pick-main .pick-copy{position:relative;padding:1.75rem;color:#fff}
.pick-main h3{font-size:1.4rem;font-weight:700;line-height:1.45;margin-top:.75rem;color:#fff}
.pick-main p{color:rgba(255,255,255,.86);font-size:.9375rem;margin-top:.7rem;max-width:34em}
.pick-side{display:grid;gap:1.25rem}
.pick-mini{display:flex;gap:1rem;padding:1rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s}
.pick-mini:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.pick-mini img{width:6.5rem;height:6.5rem;object-fit:cover;border-radius:var(--radius-md);flex:0 0 auto}
.pick-mini h4{font-size:1rem;font-weight:700;line-height:1.5}
.pick-mini p{font-size:.875rem;color:var(--muted);margin-top:.4rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pick-mini .meta{font-size:.75rem;color:var(--muted);margin-top:.5rem}

/* ---------- 数据概览 ---------- */
.stat-grid{display:grid;gap:1.25rem;grid-template-columns:1fr;margin-top:2rem}
@media(min-width:640px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
.stat-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-sm)}
.stat-num{font-size:2.25rem;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.stat-num .unit{font-size:.9375rem;font-weight:600;color:var(--muted);margin-left:.2rem}
.stat-label{margin-top:.55rem;font-size:.9375rem;font-weight:600}
.stat-desc{margin-top:.35rem;font-size:.8125rem;color:var(--muted)}
.stat-block .bar{margin-top:1rem}
.coverage{margin-top:1.75rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-sm)}
.coverage-row{display:grid;gap:.5rem;grid-template-columns:1fr auto;align-items:center;font-size:.875rem;color:var(--muted)}
.coverage-row + .coverage-row{margin-top:1rem}
.coverage-row .bar{grid-column:1 / -1}

/* ---------- 阅读路径 ---------- */
.route-list{margin-top:2rem;display:grid;gap:1.25rem}
.route-row{
  display:grid;gap:1rem;grid-template-columns:1fr;align-items:start;
  padding:1.4rem 1.5rem;background:#fff;border:1px solid var(--line);
  border-left:4px solid var(--brand-500);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
  transition:transform .25s,box-shadow .25s;
}
.route-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
@media(min-width:768px){.route-row{grid-template-columns:auto 1fr auto;align-items:center;gap:1.5rem}}
.route-no{
  width:2.35rem;height:2.35rem;border-radius:.7rem;display:grid;place-items:center;
  background:var(--brand-50);color:var(--brand-700);font-weight:800;font-variant-numeric:tabular-nums;
}
.route-row h3{font-size:1.0625rem;font-weight:700}
.route-row p{color:var(--muted);font-size:.9375rem;margin-top:.35rem}
.route-row .route-link{font-size:.875rem;font-weight:600;color:var(--brand-600);white-space:nowrap;transition:color .2s}
.route-row .route-link:hover{color:var(--brand-700);text-decoration:underline}

/* ---------- FAQ ---------- */
.faq-list{margin-top:2rem;display:grid;gap:.85rem}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item.is-open{border-color:var(--brand-100);box-shadow:var(--shadow-card)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.1rem 1.25rem;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:1rem;font-weight:600;color:var(--ink);
}
.faq-q .sign{
  flex:0 0 auto;width:1.6rem;height:1.6rem;border-radius:999px;display:grid;place-items:center;
  background:var(--brand-50);color:var(--brand-700);font-weight:700;font-size:1rem;line-height:1;
}
.faq-a{padding:0 1.25rem 1.25rem;color:var(--muted);font-size:.9375rem;background:linear-gradient(180deg,#FFFFFF,#F8FAFF)}

/* ---------- 订阅 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-2xl);
  background:linear-gradient(135deg,#EEF4FF 0%,#FFFFFF 58%,#FFFFFF 100%);
  box-shadow:var(--shadow-card);padding:2rem 1.5rem;
}
@media(min-width:768px){.cta-band{padding:2.75rem 3rem}}
.cta-band .band-grid{
  position:absolute;right:-2rem;top:-2rem;width:18rem;height:18rem;
  background-image:linear-gradient(#DDE6F6 1px,transparent 1px),linear-gradient(90deg,#DDE6F6 1px,transparent 1px);
  background-size:26px 26px;opacity:.7;pointer-events:none;
  -webkit-mask-image:radial-gradient(circle at 70% 30%,#000 40%,transparent 75%);
  mask-image:radial-gradient(circle at 70% 30%,#000 40%,transparent 75%);
}
.cta-inner{position:relative;display:grid;gap:2rem;grid-template-columns:1fr}
@media(min-width:1024px){.cta-inner{grid-template-columns:1fr 1fr;align-items:center}}
.cta-title{font-size:1.6rem;font-weight:700;line-height:1.4}
@media(min-width:768px){.cta-title{font-size:2rem}}
.cta-text{color:var(--muted);margin-top:.85rem;max-width:36em}
.cta-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:1.5rem;box-shadow:var(--shadow-sm)}
.field{display:grid;gap:.4rem;margin-bottom:1rem}
.field label{font-size:.875rem;font-weight:600}
.field input,.field select{
  width:100%;padding:.7rem .9rem;border:1px solid var(--line);border-radius:.75rem;background:#fff;
  font-size:.9375rem;transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(47,111,237,.14)}
.form-note{font-size:.75rem;color:var(--muted);margin-top:.85rem}
.form-status{margin-top:.85rem;font-size:.875rem;color:var(--brand-700);font-weight:600}
.form-status[hidden]{display:none}
.mailto-line{margin-top:1rem;font-size:.875rem;color:var(--muted)}
.mailto-line a{color:var(--brand-600);font-weight:600;border-bottom:1px solid rgba(47,111,237,.35)}
.mailto-line a:hover{color:var(--brand-700)}

/* ---------- 延伸阅读 ---------- */
.read-list{margin-top:1.75rem;display:grid;gap:.75rem;grid-template-columns:1fr}
@media(min-width:768px){.read-list{grid-template-columns:repeat(2,1fr)}}
.read-item{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1rem 1.15rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;
}
.read-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);border-color:var(--brand-100)}
.read-item .read-txt{font-size:.9375rem;font-weight:600}
.read-item .read-sub{display:block;font-size:.8125rem;color:var(--muted);font-weight:400;margin-top:.2rem}
.read-item .read-arrow{color:var(--brand-600);font-weight:700;transition:transform .2s}
.read-item:hover .read-arrow{transform:translateX(3px)}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:2rem;background:#fff;border-top:1px solid var(--line);padding:3rem 0 2.25rem}
.footer-title{font-size:.875rem;font-weight:700;letter-spacing:.02em;margin-bottom:.9rem}
.footer-link{display:block;font-size:.9375rem;color:var(--muted);padding:.28rem 0;transition:color .2s,transform .2s}
.footer-link:hover{color:var(--brand-700);transform:translateX(2px)}