/* roulang page: index */
:root{
  --brand-500:#FF5A2B;
  --brand-600:#E8440F;
  --brand-100:#FFE7DC;
  --ink-900:#12211C;
  --ink-700:#2C3A34;
  --ink-500:#5D6B65;
  --lime-400:#C6F24E;
  --teal-400:#2ED3B7;
  --bg-page:#FFF7F2;
  --surface:#FFFFFF;
  --line:#EDE4DC;
  --danger:#D93A2B;
  --success:#1E9E6A;
  --disabled:#C9CFCB;
  --grad-brand:linear-gradient(120deg,#FF5A2B 0%,#FF7A18 48%,#FFB020 100%);
  --grad-deep:linear-gradient(160deg,#12211C 0%,#1D3A30 100%);
  --grad-badge:linear-gradient(120deg,#C6F24E 0%,#2ED3B7 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(18,33,28,.05);
  --sh-2:0 12px 32px rgba(18,33,28,.08);
  --sh-brand:0 18px 44px rgba(232,68,15,.22);
  --ease:.22s cubic-bezier(.4,0,.2,1);
  --sidebar-w:240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg-page);
  color:var(--ink-700);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
input,textarea{font:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:4px}
.tnum{font-variant-numeric:tabular-nums}

/* ============ 侧栏 App Shell ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--grad-deep);color:#E6EFE9;z-index:80;
  display:flex;flex-direction:column;gap:24px;
  padding:26px 16px 22px;overflow-y:auto;
}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(198,242,78,.25);border-radius:99px}
.brand{display:flex;align-items:center;gap:12px;padding:0 8px}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;background:var(--grad-brand);
  display:grid;place-items:center;font-weight:800;font-size:19px;color:#fff;
  box-shadow:0 10px 24px rgba(232,68,15,.32);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;line-height:1.25}
.brand-sub{display:block;font-size:11px;font-weight:500;color:rgba(230,239,233,.55);letter-spacing:.08em;margin-top:2px}
.nav-group-label{font-size:11px;font-weight:700;letter-spacing:.14em;color:rgba(230,239,233,.42);padding:0 12px;margin-bottom:8px}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  padding:12px 14px 12px 16px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;color:rgba(230,239,233,.82);
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.nav-link .ico{
  width:22px;height:22px;flex:0 0 22px;border-radius:7px;
  background:rgba(198,242,78,.14);display:grid;place-items:center;font-size:11px;font-weight:800;color:var(--lime-400);
}
.nav-link:hover{background:rgba(255,231,220,.14);color:#fff}
.nav-link.is-active{background:var(--brand-100);color:var(--brand-600)}
.nav-link.is-active .ico{background:var(--grad-brand);color:#fff}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:99px;background:var(--grad-brand);
}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding:0 4px}
.side-note{font-size:12px;line-height:1.7;color:rgba(230,239,233,.5);padding:0 8px}
.side-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:44px;border-radius:var(--r-pill);background:var(--grad-brand);color:#fff;
  font-size:14px;font-weight:700;box-shadow:0 10px 26px rgba(232,68,15,.3);
  transition:transform var(--ease),box-shadow var(--ease);
}
.side-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(232,68,15,.38)}

/* ============ 移动顶部栏 ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:90;
  align-items:center;gap:12px;padding:0 16px;
  background:rgba(255,247,242,.92);border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.topbar.is-scrolled{box-shadow:var(--sh-1)}
.burger{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:var(--surface);border:1px solid var(--line)}
.burger span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.topbar-brand{display:flex;align-items:center;gap:9px;min-width:0}
.topbar-brand .brand-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;font-size:15px}
.topbar-brand b{font-size:15px;font-weight:800;color:var(--ink-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-cta{
  margin-left:auto;height:38px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center;
}
.scrim{
  position:fixed;inset:0;background:rgba(18,33,28,.5);z-index:78;
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
}
.scrim.is-open{opacity:1;visibility:visible}

/* ============ 主区域 ============ */
.main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--loose{padding:104px 0}
.section--flush{padding:88px 0 64px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-title{position:relative;font-size:clamp(23px,2.6vw,34px);line-height:1.25;font-weight:800;color:var(--ink-900);padding-left:16px;letter-spacing:-.01em}
.section-title::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:99px;background:var(--grad-brand)}
.section-desc{margin-top:10px;font-size:15px;color:var(--ink-500);max-width:720px}
.text-link{
  font-size:14px;font-weight:700;color:var(--brand-600);white-space:nowrap;
  border-bottom:1px solid currentColor;padding-bottom:2px;
  transition:color var(--ease)
}
.text-link:hover{color:var(--brand-500)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 30px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 48px rgba(232,68,15,.3);background:linear-gradient(140deg,#FF5A2B 0%,#FF7A18 48%,#FFB020 100%)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 8px rgba(120,30,0,.22)}
.btn-ghost{border:1px solid var(--brand-500);color:var(--brand-600);background:transparent;padding:0 22px}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--brand-600);box-shadow:0 12px 28px rgba(120,35,0,.18)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(120,35,0,.24)}
.btn-line{border:1px solid var(--brand-500);color:var(--brand-600);background:var(--surface);padding:0 32px}
.btn-line:hover{background:var(--brand-100);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn[disabled],.btn:disabled{background:var(--disabled);color:#fff;box-shadow:none;cursor:not-allowed;transform:none}

/* 徽章 / 标签 */
.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-sm);
  background:var(--brand-100);color:var(--brand-600);font-size:12px;font-weight:700;line-height:1;
  white-space:nowrap;
}
.badge{
  display:inline-flex;flex-direction:column;gap:2px;padding:12px 16px;border-radius:var(--r-md);
  background:var(--grad-badge);color:var(--ink-900);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.5),0 8px 20px rgba(18,33,28,.1);
}
.badge b{font-size:22px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums}
.badge span{font-size:11px;font-weight:700;letter-spacing:.02em;opacity:.82}
.status{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;line-height:1;background:rgba(30,158,106,.12);color:var(--success)}
.status--live{background:rgba(46,211,183,.16);color:#0E8C77}
.status--end{background:rgba(93,107,101,.14);color:var(--ink-500)}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ============ Hero ============ */
.hero{position:relative;padding:64px 0 72px;overflow:hidden}
.hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(255,176,32,.24),rgba(255,90,43,.06) 60%,transparent 72%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:4fr 8fr;gap:32px;align-items:stretch;position:relative;z-index:1}
.hero-visual{
  position:relative;border-radius:var(--r-xl);overflow:hidden;min-height:460px;
  box-shadow:var(--sh-brand);background:var(--ink-900);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.hero-visual::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:44%;
  background:linear-gradient(180deg,rgba(18,33,28,0) 0%,rgba(18,33,28,.86) 100%);
}
.hero-visual-top{position:absolute;top:16px;right:16px;z-index:2}
.hero-badges{position:absolute;left:16px;bottom:16px;right:16px;z-index:2;display:flex;gap:10px;flex-wrap:wrap}
.hero-visual-cap{position:absolute;left:16px;bottom:86px;right:16px;z-index:2;color:#fff}
.hero-visual-cap b{display:block;font-size:16px;font-weight:800}
.hero-visual-cap span{font-size:12px;color:rgba(255,255,255,.72)}
.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:8px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:.16em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad-brand);border-radius:99px}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);line-height:1.16;font-weight:800;letter-spacing:-.02em;color:var(--ink-900);
  max-width:16em;
}
.hero-sub{margin-top:18px;font-size:17px;color:var(--ink-500);max-width:34em}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.pill{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);background:var(--brand-100);color:var(--brand-600);font-size:13px;font-weight:700}
.hero-actions{display:flex;align-items:center;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-stats{display:flex;gap:28px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line);flex-wrap:wrap}
.hero-stat b{display:block;font-size:clamp(26px,3vw,36px);font-weight:800;color:var(--ink-900);line-height:1.1;font-variant-numeric:tabular-nums}
.hero-stat b i{font-style:normal;font-size:14px;font-weight:700;color:var(--ink-500);margin-left:4px}
.hero-stat span{font-size:12px;color:var(--ink-500)}

/* ============ 片段横滑 ============ */
.rail-wrap{position:relative}
.rail{
  display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 72px)/4);
  gap:24px;overflow-x:auto;padding:4px 16px 22px;scroll-snap-type:x mandatory;
  scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.clip{scroll-snap-align:start;transition:transform var(--ease)}
.clip:hover{transform:translateY(-4px)}
.clip-cover{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:9/16;background:var(--ink-900);box-shadow:var(--sh-1)}
.clip-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.clip:hover .clip-cover img{transform:scale(1.04)}
.clip-cover::after{content:"";position:absolute;left:0;right:0;bottom:0;height:52%;background:linear-gradient(180deg,rgba(18,33,28,0) 0%,rgba(18,33,28,.88) 100%)}
.clip-duration{position:absolute;top:12px;right:12px;z-index:2;height:24px;padding:0 10px;border-radius:var(--r-pill);background:rgba(18,33,28,.62);color:#fff;font-size:12px;font-weight:700;display:grid;place-items:center}
.clip-title{position:absolute;left:14px;right:14px;bottom:14px;z-index:2;color:#fff;font-size:15px;font-weight:700;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.85);z-index:3;
  width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.9);display:grid;place-items:center;
  opacity:0;transition:opacity var(--ease),transform var(--ease)
}
.clip-play::after{content:"";border-style:solid;border-width:8px 0 8px 13px;border-color:transparent transparent transparent var(--brand-600);margin-left:3px}
.clip:hover .clip-play{opacity:1;transform:translate(-50%,-50%) scale(1)}
.clip-meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:13px;color:var(--ink-500);font-variant-numeric:tabular-nums}
.clip-meta .tag{height:22px;padding:0 9px;font-size:11px}

/* ============ 清单列表 ============ */
.checklist{border-top:1px solid var(--line)}
.check-row{
  display:grid;grid-template-columns:78px 1fr 28px;align-items:center;gap:20px;
  min-height:104px;padding:16px 18px;border-bottom:1px solid var(--line);
  border-radius:var(--r-md);transition:background var(--ease),transform var(--ease);
}
.check-row:hover{background:var(--brand-100)}
.check-row:hover .check-arrow{transform:translateX(4px)}
.check-num{position:relative;font-size:32px;font-weight:800;color:var(--brand-500);line-height:1;font-variant-numeric:tabular-nums;padding-left:14px}
.check-num::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:99px;background:var(--grad-brand)}
.check-body h3{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.4}
.check-body p{margin-top:6px;font-size:14px;color:var(--ink-500);max-width:62ch}
.check-arrow{font-size:18px;color:var(--brand-500);transition:transform var(--ease);text-align:right}

/* ============ 口碑 ============ */
.voice-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.voice-col{display:flex;flex-direction:column;gap:24px}
.voice-col--offset{margin-top:24px}
.voice{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 24px;box-shadow:var(--sh-1);position:relative;
  transition:transform var(--ease),box-shadow var(--ease)
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.voice-top{display:flex;align-items:center;gap:12px}
.avatar{width:40px;height:40px;flex:0 0 40px;border-radius:50%;background:var(--grad-deep);color:var(--lime-400);display:grid;place-items:center;font-size:14px;font-weight:800}
.voice-name{font-size:14px;font-weight:700;color:var(--ink-900)}
.voice-role{font-size:12px;color:var(--ink-500)}
.voice-rate{display:flex;gap:3px;margin:14px 0 8px}
.voice-rate i{width:14px;height:14px;border-radius:3px;background:var(--grad-badge);display:block}
.voice-rate i.off{background:var(--line)}
.voice p{font-size:15px;color:var(--ink-700);line-height:1.8}
.voice-foot{margin-top:14px;display:flex;align-items:center;gap:10px}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--grad-brand);
  padding:48px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-brand);color:#fff;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-80px;width:300px;height:300px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:34px 34px;pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:560px}
.cta-copy h2{font-size:clamp(21px,2.2vw,27px);font-weight:800;line-height:1.3;color:#fff}
.cta-copy p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.88)}
.cta-actions{position:relative;z-index:1;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.cta-actions .text-link{color:#fff;border-color:rgba(255,255,255,.7)}
.cta-actions .text-link:hover{color:#fff;border-color:#fff}

/* ============ 最新信息 ============ */
.news-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;align-items:start}
.news-side{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease)
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(140deg,#EEE6DF,#F7F1EC)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease)}
.news-cover .tag{position:absolute;left:14px;top:14px}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:20px;line-height:1.35;font-weight:700;color:var(--ink-900);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body .excerpt{font-size:14px;color:var(--ink-500);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-500);font-variant-numeric:tabular-nums;flex-wrap:wrap}
.news-meta .more{margin-left:auto;font-weight:700;color:var(--brand-600)}
.news-card--mini .news-body h3{font-size:17px}
.news-card--mini .news-body .excerpt{-webkit-line-clamp:2;font-size:13px}
.news-card--mini .news-body{padding:16px 18px 18px}
.empty{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);text-align:center;padding:32px
}
.empty-ico{width:52px;height:52px;border-radius:16px;background:var(--brand-100);display:grid;place-items:center;color:var(--brand-600);font-size:22px;font-weight:800}
.empty p{font-size:15px;color:var(--ink-500)}

/* 骨架 */
.skeleton{position:relative;overflow:hidden;background:#F1EAE4;border-radius:var(--r-md)}
.skeleton::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.75) 50%,rgba(255,255,255,0) 100%);animation:shimmer 1.6s infinite}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:20px 22px;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink-900);min-height:62px;position:relative;
  transition:color var(--ease),background var(--ease)
}
.faq-q:hover{background:#FFFBF8}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:99px;background:var(--grad-brand);opacity:0;transition:opacity var(--ease)}
.faq-item.is-open .faq-q{color:var(--brand-600)}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-sign{margin-left:auto;width:26px;height:26px;flex:0 0 26px;border-radius:50%;background:var(--brand-100);color:var(--brand-600);display:grid;place-items:center;font-size:16px;font-weight:800;line-height:1;transition:transform var(--ease)}
.faq-item.is-open .faq-sign{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.4,0,.2,1)}
.faq-a-inner{padding:0 56px 22px 22px;font-size:15px;color:var(--ink-700);line-height:1.85}

/* ============ 页脚 ============ */
.site-footer{margin-top:auto;background:var(--grad-deep);color:rgba(230,239,233,.78);position:relative;border-top:4px solid transparent}
.site-footer::before{content:"";position:absolute;top:-4px;left:0;right:0;height:4px;background:var(--grad-brand)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding:64px 0 40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand b{font-size:16px;font-weight:800;color:#fff}
.footer-about{font-size:14px;line-height:1.85;color:rgba(230,239,233,.6);max-width:34ch}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.08);display:grid;place-items:center;font-size:12px;font-weight:700;color:rgba(230,239,233,.86);transition:background var(--ease),transform var(--ease)}
.footer-social a:hover{background:var(--brand-500);color:#fff;transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(230,239,233,.66);transition:color var(--ease)}
.footer-col a:hover{color:var(--lime-400)}
.footer-info{font-size:13px;line-height:1.9;color:rgba(230,239,233,.58)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 30px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(230,239,233,.5)}
.footer-bottom a{color:rgba(230,239,233,.7)}
.footer-bottom a:hover{color:var(--lime-400)}

/* ============ 响应式 ============ */
@media (max-width:1439px){
  .container{padding:0 32px}
}
@media (max-width:1023px){
  .sidebar{width:280px;transform:translateX(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);box-shadow:var(--sh-2)}
  .sidebar.is-open{transform:translateX(0)}
  .topbar{display:flex}
  .main{margin-left:0;padding-top:60px}
  .hero{padding:40px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:24px}
  .hero-visual{min-height:0;aspect-ratio:4/3}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .section--loose{padding:64px 0}
  .rail{grid-auto-columns:calc((100% - 48px)/2.5)}
  .news-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 32px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section,.section--loose{padding:48px 0}
  .section--tight{padding:40px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .hero-copy{padding:0}
  .hero-sub{font-size:15.5px}
  .hero-stats{gap:20px;margin-top:26px;padding-top:20px}
  .rail{grid-auto-columns:86vw;gap:16px;padding:4px 18px 18px;margin:0 -18px}
  .clip-title{font-size:14px}
  .check-row{grid-template-columns:56px 1fr 22px;min-height:76px;padding:12px 12px;gap:14px}
  .check-num{font-size:24px;padding-left:11px}
  .check-body p{display:none}
  .check-body h3{font-size:16.5px}
  .voice-grid{grid-template-columns:1fr;gap:16px}
  .voice-col--offset{margin-top:0}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px;gap:22px}
  .cta-actions{width:100%}
  .news-side{grid-template-columns:1fr}
  .news-body h3{font-size:18px}
  .faq-a-inner{padding:0 22px 20px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;padding:40px 0 26px}
  .footer-about,.footer-info{grid-column:1/-1}
  .btn{height:44px;padding:0 24px;font-size:14.5px}
  .footer-social{flex-wrap:wrap}
}
@media (max-width:419px){
  body{font-size:15px}
  .hero h1{font-size:27px}
  .section-title{font-size:21px}
  .hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .badge{padding:10px 12px}
  .badge b{font-size:18px}
  .hero-badges{gap:8px}
}

/* roulang page: article */
:root{
  --brand-500:#FF5A2B;
  --brand-600:#E8440F;
  --brand-100:#FFE7DC;
  --ink-900:#12211C;
  --ink-700:#2C3A34;
  --ink-500:#5D6B65;
  --lime-400:#C6F24E;
  --teal-400:#2ED3B7;
  --bg-page:#FFF7F2;
  --surface:#FFFFFF;
  --line:#EDE4DC;
  --danger:#D93A2B;
  --success:#1E9E6A;
  --disabled:#C9CFCB;
  --grad-brand:linear-gradient(120deg,#FF5A2B 0%,#FF7A18 48%,#FFB020 100%);
  --grad-deep:linear-gradient(160deg,#12211C 0%,#1D3A30 100%);
  --grad-badge:linear-gradient(120deg,#C6F24E 0%,#2ED3B7 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(18,33,28,.05);
  --sh-2:0 12px 32px rgba(18,33,28,.08);
  --sh-brand:0 18px 44px rgba(232,68,15,.22);
  --ease:.22s cubic-bezier(.4,0,.2,1);
  --sidebar-w:240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--ink-700);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;}
a:hover{color:var(--brand-500);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 40px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 品牌标记 ============ */
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:800;letter-spacing:0;
  box-shadow:0 8px 18px rgba(232,68,15,.28);
}

/* ============ 侧边导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--grad-deep);
  color:#E8EFEB;
  display:flex;flex-direction:column;
  padding:24px 16px 20px;
  z-index:80;
  transform:translateX(-100%);
  transition:transform var(--ease);
}
.sidebar.open{transform:translateX(0);}
.side-brand{
  display:flex;align-items:center;gap:10px;
  padding:4px 8px 18px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.side-brand b{font-size:17px;font-weight:800;color:#fff;letter-spacing:0;line-height:1.25;}
.side-nav{margin-top:18px;display:flex;flex-direction:column;gap:4px;}
.side-link{
  position:relative;
  display:flex;align-items:center;gap:10px;
  min-height:46px;padding:10px 12px 10px 16px;
  border-radius:var(--r-md);
  color:#C9D6D0;font-size:15px;font-weight:600;
  transition:background var(--ease),color var(--ease);
}
.side-link .dot{
  width:7px;height:7px;border-radius:50%;
  background:rgba(255,255,255,.28);flex:0 0 7px;
  transition:background var(--ease),transform var(--ease);
}
.side-link:hover{background:rgba(255,255,255,.08);color:#fff;}
.side-link:hover .dot{background:var(--lime-400);transform:scale(1.25);}
.side-link.active{
  background:var(--brand-100);color:var(--brand-600);font-weight:800;
}
.side-link.active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:3px;background:var(--grad-brand);
}
.side-link.active .dot{background:var(--brand-500);}
.side-foot{margin-top:auto;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);}
.side-foot p{margin:10px 2px 0;font-size:12px;line-height:1.7;color:#8FA39A;}

/* ============ 顶部栏（移动端） ============ */
.topbar{
  position:sticky;top:0;z-index:70;
  display:flex;align-items:center;gap:12px;
  height:60px;padding:0 16px;
  background:rgba(255,247,242,.92);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.topbar.scrolled{box-shadow:var(--sh-1);}
.burger{
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:var(--surface);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.burger:hover{border-color:var(--brand-500);box-shadow:var(--sh-1);}
.burger span,.burger span::before,.burger span::after{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);
  position:relative;transition:transform var(--ease);
}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.topbar-brand{display:flex;align-items:center;gap:10px;min-width:0;}
.topbar-brand b{
  font-size:16px;font-weight:800;color:var(--ink-900);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.topbar-brand .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:16px;border-radius:10px;}
.topbar-cta{
  margin-left:auto;flex:0 0 auto;
  height:40px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:700;
  display:inline-flex;align-items:center;
  box-shadow:0 8px 18px rgba(232,68,15,.24);
}
.topbar-cta:hover{color:#fff;transform:translateY(-1px);}
.overlay{
  position:fixed;inset:0;background:rgba(18,33,28,.5);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
  z-index:75;
}
.overlay.show{opacity:1;visibility:visible;}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:16px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.btn-brand{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-brand);}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 22px 48px rgba(232,68,15,.3);}
.btn-brand:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.16);}
.btn-ghost{background:transparent;border-color:var(--brand-500);color:var(--brand-600);}
.btn-ghost:hover{background:var(--brand-100);color:var(--brand-600);transform:translateY(-2px);}
.btn-plain{background:var(--surface);border-color:var(--line);color:var(--ink-700);}
.btn-plain:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 内容区 ============ */
.main{padding:24px 0 88px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;font-weight:500;color:var(--ink-500);margin-bottom:20px;
}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:#C9CFCB;}
.breadcrumb .cur{color:var(--ink-500);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-grid{
  display:grid;grid-template-columns:minmax(0,1fr);gap:48px;align-items:start;
}
.article-main{min-width:0;max-width:800px;}
.article-side{min-width:0;}

.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--r-sm);background:var(--brand-100);color:var(--brand-600);
  font-size:12px;font-weight:700;letter-spacing:0;
}
.tag-soft{background:#EEF5F1;color:var(--ink-700);}

.article-h1{
  font-size:clamp(26px,3.4vw,40px);line-height:1.24;letter-spacing:-.02em;
  margin-bottom:18px;
}
.meta-band{
  display:flex;flex-wrap:wrap;align-items:center;gap:0 18px;
  min-height:40px;padding:8px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  font-size:13px;font-weight:500;color:var(--ink-500);
}
.meta-band .meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-band .meta-item b{color:var(--ink-700);font-weight:700;}

.article-body{
  margin-top:28px;font-size:16.5px;line-height:1.85;color:var(--ink-700);
}
.article-body > p:first-of-type{font-size:17px;line-height:1.9;}
.article-body h2{
  position:relative;padding-left:16px;
  font-size:clamp(21px,2.2vw,27px);line-height:1.3;margin:40px 0 16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;
  border-radius:2px;background:var(--grad-brand);
}
.article-body h3{font-size:20px;line-height:1.4;margin:24px 0 10px;}
.article-body h4{font-size:17px;margin:18px 0 8px;}
.article-body p{margin:0 0 1.1em;}
.article-body ul{padding-left:22px;margin:0 0 1.1em;}
.article-body ul li{position:relative;margin-bottom:8px;padding-left:2px;}
.article-body ul li::before{
  content:"";position:absolute;left:-14px;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--brand-500);
}
.article-body ol{padding-left:24px;margin:0 0 1.1em;list-style:decimal;}
.article-body ol li{margin-bottom:8px;}
.article-body ol li::marker{color:var(--brand-500);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:#FFF1EA;
  border-left:4px solid var(--brand-500);border-radius:var(--r-md);
  color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-md);margin:24px auto;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption,.article-body .caption{
  font-size:13px;color:var(--ink-500);text-align:center;margin-top:8px;
}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-500);}
.article-body strong{color:var(--ink-900);}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:normal;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.article-body th{background:#FFF1EA;color:var(--ink-900);font-weight:700;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

.empty-state{
  margin-top:32px;padding:56px 28px;text-align:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:18px;
  background:var(--grad-badge);display:flex;align-items:center;justify-content:center;
  font-size:24px;color:var(--ink-900);font-weight:800;
}
.empty-state h2{font-size:20px;margin-bottom:8px;}
.empty-state p{color:var(--ink-500);font-size:15px;margin-bottom:20px;}

/* ============ 侧栏组件 ============ */
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:20px;margin-bottom:20px;
}
.side-card-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:800;color:var(--ink-900);margin-bottom:14px;
}
.side-card-title::before{
  content:"";width:4px;height:14px;border-radius:2px;background:var(--grad-brand);
}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:320px;overflow:auto;}
.toc-list a{
  display:block;padding:7px 10px;border-radius:var(--r-sm);
  font-size:13.5px;line-height:1.55;color:var(--ink-500);
  border-left:2px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.toc-list a:hover{background:var(--brand-100);color:var(--brand-600);}
.toc-list a.on{background:var(--brand-100);color:var(--brand-600);font-weight:700;border-left-color:var(--brand-500);}
.mini-list{display:flex;flex-direction:column;gap:2px;}
.mini-item{
  display:block;padding:10px 8px;border-radius:var(--r-md);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),transform var(--ease);
}
.mini-item:last-child{border-bottom:0;}
.mini-item:hover{background:var(--brand-100);transform:translateX(4px);}
.mini-item b{
  display:block;font-size:14px;font-weight:700;color:var(--ink-900);line-height:1.5;
  margin-bottom:4px;
}
.mini-item span{font-size:12px;color:var(--ink-500);}
.side-cta{
  background:var(--grad-brand);border-radius:var(--r-lg);padding:20px;
  color:#fff;box-shadow:var(--sh-brand);
}
.side-cta b{display:block;font-size:16px;font-weight:800;margin-bottom:6px;color:#fff;}
.side-cta p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.92);margin-bottom:14px;}
.side-cta .btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:rgba(255,255,255,.14);}
.side-cta .btn-ghost:hover{background:#fff;color:var(--brand-600);border-color:#fff;}

/* ============ 下部板块 ============ */
.section{padding:64px 0 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:24px;
}
.section-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.25;position:relative;padding-left:16px;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:2px;background:var(--grad-brand);
}
.textlink{font-size:14px;font-weight:700;color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}

.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rec-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#F3EAE3;}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.rec-card:hover .rec-thumb img{transform:scale(1.04);}
.rec-thumb .tag{position:absolute;left:12px;top:12px;}
.rec-body{padding:16px 18px 18px;}
.rec-body h3{
  font-size:16px;font-weight:700;line-height:1.5;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-body p{
  font-size:13.5px;line-height:1.7;color:var(--ink-500);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:12px;color:var(--ink-500);}

.back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px;}

/* ============ 订阅通栏 ============ */
.subscribe{
  margin-top:88px;padding:44px 40px;border-radius:var(--r-xl);
  background:var(--grad-brand);color:#fff;position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
  box-shadow:var(--sh-brand);
}
.subscribe::after{
  content:"";position:absolute;right:-70px;top:-70px;width:230px;height:230px;
  border-radius:50%;background:rgba(255,255,255,.14);
}
.subscribe h2{position:relative;color:#fff;font-size:clamp(22px,2.4vw,30px);margin-bottom:10px;}
.subscribe p{position:relative;font-size:14.5px;line-height:1.75;color:rgba(255,255,255,.94);margin:0;}
.subscribe-form{position:relative;display:flex;gap:12px;flex-wrap:wrap;}
.subscribe-form input{
  flex:1 1 200px;min-width:0;height:48px;padding:0 16px;
  border-radius:var(--r-md);border:1px solid rgba(255,255,255,.6);
  background:rgba(255,255,255,.94);color:var(--ink-900);font-size:15px;
}
.subscribe-form input::placeholder{color:#9AA8A2;}
.subscribe-form input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.32);}
.subscribe-form .btn{background:#fff;color:var(--brand-600);box-shadow:0 12px 26px rgba(18,33,28,.16);}
.subscribe-form .btn:hover{background:#FFF7F2;color:var(--brand-600);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:88px;background:var(--grad-deep);color:#C9D6D0;
  border-top:4px solid transparent;
  border-image:linear-gradient(120deg,#FF5A2B,#FF7A18,#FFB020) 1;
  padding:64px 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand b{font-size:17px;font-weight:800;color:#fff;}
.footer-about{font-size:13.5px;line-height:1.8;color:#9FB3AA;margin:0 0 16px;}
.footer-social{display:flex;gap:10px;flex-wrap:wrap;}
.footer-social a{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;
  border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);
  font-size:13px;color:#DCE7E1;
  transition:background var(--ease),border-color var(--ease),color var(--ease);
}
.footer-social a:hover{background:rgba(255,255,255,.1);border-color:var(--lime-400);color:#fff;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:800;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:13.5px;color:#9FB3AA;transition:color var(--ease),padding-left var(--ease);}
.footer-col ul a:hover{color:var(--brand-500);padding-left:4px;}
.footer-info{font-size:13.5px;line-height:1.9;color:#9FB3AA;margin:0;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:#8FA39A;
}
.footer-bottom a{color:#C9D6D0;}
.footer-bottom a:hover{color:var(--brand-500);}

/* ============ 响应式 ============ */
@media (min-width:1024px){
  body{padding-left:var(--sidebar-w);}
  .sidebar{transform:translateX(0);}
  .topbar{display:none;}
  .overlay{display:none;}
  .container{padding:0 40px;}
  .main{padding:32px 0 104px;}
}
@media (min-width:1280px){
  .article-grid{grid-template-columns:minmax(0,800px) 240px;gap:56px;}
  .article-side{position:sticky;top:32px;}
}
@media (max-width:1279px){
  .article-side{margin-top:48px;}
  .side-card{margin-bottom:16px;}
}
@media (max-width:1023px){
  .container{padding:0 28px;}
  .main{padding:20px 0 72px;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .subscribe{grid-template-columns:1fr;padding:36px 28px;margin-top:72px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-footer{margin-top:72px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .main{padding:16px 0 56px;}
  .article-h1{font-size:26px;}
  .meta-band{gap:0 14px;font-size:12.5px;}
  .article-body{font-size:16px;}
  .article-body h2{margin:32px 0 14px;}
  .rec-grid{grid-template-columns:1fr;}
  .section{padding:48px 0 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .subscribe{padding:28px 20px;margin-top:56px;}
  .subscribe-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .back-row .btn{flex:1 1 100%;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .breadcrumb{font-size:12.5px;}
  .breadcrumb .cur{max-width:46vw;}
  .btn{height:44px;font-size:15px;}
}
@media (max-width:419px){
  .article-h1{font-size:23px;}
  .article-body{font-size:15.5px;}
  .meta-band{font-size:12px;gap:0 10px;}
  .topbar-brand b{font-size:15px;}
}
/* 状态与骨架 */
.skeleton{
  border-radius:var(--r-md);
  background:linear-gradient(90deg,#F2EAE4 25%,#FBF5F0 37%,#F2EAE4 63%);
  background-size:400% 100%;animation:shine 1.6s ease infinite;
}
@keyframes shine{0%{background-position:100% 50%;}100%{background-position:0 50%;}}
.is-disabled{opacity:.55;pointer-events:none;cursor:not-allowed;}

/* roulang page: category1 */
:root{
  --brand-500:#FF5A2B;
  --brand-600:#E8440F;
  --brand-100:#FFE7DC;
  --ink-900:#12211C;
  --ink-700:#2C3A34;
  --ink-500:#5D6B65;
  --lime-400:#C6F24E;
  --teal-400:#2ED3B7;
  --bg-page:#FFF7F2;
  --surface:#FFFFFF;
  --line:#EDE4DC;
  --danger:#D93A2B;
  --success:#1E9E6A;
  --disabled:#C9CFCB;
  --grad-brand:linear-gradient(120deg,#FF5A2B 0%,#FF7A18 48%,#FFB020 100%);
  --grad-deep:linear-gradient(160deg,#12211C 0%,#1D3A30 100%);
  --grad-badge:linear-gradient(120deg,#C6F24E 0%,#2ED3B7 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(18,33,28,.05);
  --sh-2:0 12px 32px rgba(18,33,28,.08);
  --sh-brand:0 18px 44px rgba(232,68,15,.22);
  --ease:.22s cubic-bezier(.4,0,.2,1);
  --sidebar-w:240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg-page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 40px;}

/* ---------- 左侧 App Shell ---------- */
.shell{min-height:100vh;}
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--grad-deep);
  color:#E6EFEA;
  padding:24px 16px 20px;
  display:flex;flex-direction:column;
  z-index:70;
  overflow-y:auto;
}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:6px 8px 26px;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;
  box-shadow:0 8px 20px rgba(232,68,15,.34);
}
.sidebar-brand b{font-size:17px;font-weight:800;letter-spacing:.01em;color:#fff;}
.sidebar-section-label{
  font-size:12px;font-weight:700;color:#7E918A;
  letter-spacing:.08em;padding:0 10px 10px;
}
.nav-list{display:flex;flex-direction:column;gap:6px;}
.nav-list a{
  position:relative;
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;
  border-radius:var(--r-md);
  font-size:15px;font-weight:600;color:#BCCBC4;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.nav-list a .nav-ico{
  width:22px;height:22px;flex:0 0 22px;border-radius:8px;
  background:rgba(255,255,255,.10);
  display:grid;place-items:center;font-size:11px;font-weight:800;color:#E6EFEA;
}
.nav-list a:hover{background:rgba(255,255,255,.08);color:#fff;}
.nav-list a.active{
  background:rgba(255,231,220,.16);
  color:#FFCDB6;
}
.nav-list a.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  border-radius:3px;background:var(--grad-brand);
}
.nav-list a.active .nav-ico{background:var(--grad-brand);color:#fff;}
.sidebar-foot{margin-top:auto;padding:20px 8px 0;}
.sidebar-foot .mini-cta{
  display:block;text-align:center;
  padding:11px 14px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;
  font-size:14px;font-weight:700;
  box-shadow:0 10px 24px rgba(232,68,15,.3);
  transition:transform var(--ease),box-shadow var(--ease);
}
.sidebar-foot .mini-cta:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(232,68,15,.4);}
.sidebar-foot p{margin-top:12px;font-size:12px;line-height:1.7;color:#7E918A;}

/* ---------- 顶部栏（移动） ---------- */
.topbar{
  display:none;
  position:sticky;top:0;z-index:60;
  height:60px;align-items:center;gap:12px;
  padding:0 14px;
  background:rgba(255,247,242,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.topbar.is-stuck{box-shadow:var(--sh-1);}
.burger{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;
  display:grid;place-items:center;
  transition:background var(--ease);
}
.burger:hover{background:var(--brand-100);}
.burger span,.burger span::before,.burger span::after{
  content:"";display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-900);
}
.burger span::before{transform:translateY(-6px);}
.burger span::after{transform:translateY(4px);}
.topbar-brand{display:flex;align-items:center;gap:9px;min-width:0;}
.topbar-brand .brand-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;font-size:14px;}
.topbar-brand b{font-size:15px;font-weight:800;color:var(--ink-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-cta{
  margin-left:auto;flex:0 0 auto;
  padding:9px 14px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;
  font-size:13px;font-weight:700;
  min-height:38px;display:flex;align-items:center;
}
.sidebar-overlay{
  position:fixed;inset:0;background:rgba(18,33,28,.5);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);
  z-index:65;
}
.sidebar-overlay.open{opacity:1;visibility:visible;}

/* ---------- 内容区 ---------- */
.content{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
.main{flex:1;padding:32px 0 88px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  font-size:13px;font-weight:500;color:var(--ink-500);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:4px 0 20px;
}
.breadcrumb a{color:var(--ink-500);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .sep{color:#C7BDB4;}
.breadcrumb .current{color:var(--ink-500);}

/* ---------- 页面标题带 ---------- */
.page-lead{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:36px 36px 32px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.page-lead::after{
  content:"";position:absolute;right:-70px;top:-80px;width:260px;height:260px;
  border-radius:50%;background:var(--grad-brand);opacity:.10;
}
.page-lead .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.06em;
  color:var(--brand-600);background:var(--brand-100);
  padding:6px 12px;border-radius:var(--r-pill);
}
.page-lead h1{
  position:relative;
  margin-top:16px;
  font-size:clamp(28px,3.6vw,46px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--ink-900);
}
.page-lead h1 em{font-style:normal;color:var(--brand-600);}
.page-lead .lead-text{
  position:relative;
  margin-top:14px;
  max-width:720px;
  font-size:16px;
  color:var(--ink-700);
}
.lead-stats{
  position:relative;
  display:flex;flex-wrap:wrap;gap:12px;
  margin-top:24px;
}
.lead-stats .stat{
  background:var(--grad-badge);
  border-radius:var(--r-md);
  padding:12px 16px;
  min-width:132px;
  box-shadow:inset 0 0 0 1px rgba(18,33,28,.06);
}
.lead-stats .stat b{
  display:block;font-size:26px;font-weight:800;line-height:1.2;
  color:var(--ink-900);font-variant-numeric:tabular-nums;
}
.lead-stats .stat span{font-size:12px;font-weight:600;color:#26403A;}

/* ---------- 筛选胶囊 ---------- */
.filter-row{
  display:flex;gap:10px;
  margin:28px 0 34px;
  overflow-x:auto;
  padding-bottom:6px;
  scrollbar-width:none;
}
.filter-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:0 18px;
  border-radius:var(--r-pill);
  background:var(--brand-100);
  color:var(--brand-600);
  font-size:14px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.chip:hover{transform:translateY(-2px);box-shadow:var(--sh-1);}
.chip.is-active{background:var(--grad-brand);color:#fff;box-shadow:0 10px 22px rgba(232,68,15,.24);}

/* ---------- 板块标题 ---------- */
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:26px;
}
.section-head h2{
  position:relative;
  font-size:clamp(22px,2.4vw,30px);
  font-weight:800;line-height:1.25;color:var(--ink-900);
  padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;
  border-radius:4px;background:var(--grad-brand);
}
.section-head .head-note{font-size:13px;color:var(--ink-500);}

/* ---------- 片段卡片网格 ---------- */
.clip-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.clip-card{
  display:flex;flex-direction:column;gap:12px;
  transition:transform var(--ease);
}
.clip-card:hover{transform:translateY(-4px);}
.clip-thumb{
  position:relative;
  aspect-ratio:9/16;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:#0E1B17;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow var(--ease);
}
.clip-card:hover .clip-thumb{box-shadow:var(--sh-2);}
.clip-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform var(--ease);
}
.clip-card:hover .clip-thumb img{transform:scale(1.04);}
.clip-thumb::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:44%;
  background:var(--grad-deep);opacity:.82;
}
.clip-time{
  position:absolute;top:12px;right:12px;z-index:2;
  padding:4px 10px;border-radius:var(--r-pill);
  background:rgba(18,33,28,.66);color:#fff;
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
}
.clip-badge{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:4px 10px;border-radius:var(--r-sm);
  background:var(--brand-100);color:var(--brand-600);
  font-size:12px;font-weight:700;
}
.clip-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.86);
  width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.92);
  z-index:3;opacity:0;
  transition:opacity var(--ease),transform var(--ease);
}
.clip-play::before{
  content:"";position:absolute;left:20px;top:16px;
  border-left:14px solid var(--brand-600);
  border-top:10px solid transparent;
  border-bottom:10px solid transparent;
}
.clip-card:hover .clip-play{opacity:1;transform:translate(-50%,-50%) scale(1);}
.clip-caption{
  position:absolute;left:14px;right:14px;bottom:12px;z-index:2;
  color:#fff;font-size:13px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.clip-caption span{font-variant-numeric:tabular-nums;color:#D7E3DD;font-weight:500;}
.clip-card h3{
  font-size:16px;font-weight:700;line-height:1.5;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--ease);
}
.clip-card:hover h3{color:var(--brand-600);}

/* ---------- 热度排行（第二版式） ---------- */
.rank-band{
  margin-top:88px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:32px 36px;
  box-shadow:var(--sh-1);
}
.rank-band .section-head{margin-bottom:16px;}
.rank-list{border-top:1px solid var(--line);}
.rank-row{
  display:grid;
  grid-template-columns:56px 1fr auto auto;
  align-items:center;
  gap:18px;
  min-height:80px;
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  border-radius:var(--r-md);
  transition:background var(--ease),transform var(--ease);
}
.rank-row:hover{background:var(--brand-100);transform:translateX(4px);}
.rank-row .idx{
  font-size:26px;font-weight:800;color:var(--brand-500);
  font-variant-numeric:tabular-nums;
}
.rank-row .r-title{font-size:17px;font-weight:700;color:var(--ink-900);}
.rank-row .r-meta{
  font-size:12px;font-weight:700;color:var(--brand-600);
  background:var(--brand-100);padding:5px 10px;border-radius:var(--r-sm);
}
.rank-row .r-num{
  font-size:15px;font-weight:800;color:var(--ink-900);
  font-variant-numeric:tabular-nums;min-width:72px;text-align:right;
}
.rank-row .r-num small{display:block;font-size:11px;font-weight:500;color:var(--ink-500);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.btn-primary{
  background:var(--grad-brand);color:#fff;
  box-shadow:var(--sh-brand);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 24px 52px rgba(232,68,15,.32);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.16);}
.btn-outline{
  border:1px solid var(--brand-500);color:var(--brand-600);background:transparent;
}
.btn-outline:hover{transform:translateY(-2px);box-shadow:var(--sh-1);background:var(--brand-100);}
.btn-light{
  background:#fff;color:var(--brand-600);
  box-shadow:0 12px 28px rgba(18,33,28,.16);
}
.btn-light:hover{transform:translateY(-2px);}
.text-link{
  color:var(--brand-600);font-weight:700;font-size:14px;
  text-decoration:underline;text-underline-offset:3px;
}
.text-link:hover{color:var(--brand-500);}

.load-more{
  margin-top:44px;text-align:center;
}
.load-more .btn{min-width:190px;}
.load-more p{margin-top:12px;font-size:13px;color:var(--ink-500);}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  position:relative;
  margin-top:96px;
  border-radius:var(--r-xl);
  background:var(--grad-brand);
  color:#fff;
  padding:48px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  overflow:hidden;
  box-shadow:var(--sh-brand);
}
.cta-band::before{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;
  border-radius:50%;background:#fff;opacity:.10;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.16) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:38px 38px;opacity:.12;pointer-events:none;
}
.cta-band .cta-copy{position:relative;z-index:2;max-width:640px;}
.cta-band h2{
  font-size:clamp(22px,2.4vw,30px);font-weight:800;line-height:1.3;color:#fff;
}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.92);}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cta-band .cta-actions .text-link{color:#fff;text-decoration-color:rgba(255,255,255,.7);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:0;
  background:var(--grad-deep);
  color:#C9D6D0;
  position:relative;
  padding:0 0 28px;
}
.site-footer::before{
  content:"";display:block;height:4px;background:var(--grad-brand);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:56px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;}
.footer-brand b{font-size:16px;font-weight:800;color:#fff;}
.footer-about{margin-top:14px;font-size:14px;line-height:1.8;color:#9FB2AA;max-width:320px;}
.footer-social{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.footer-social a{
  font-size:13px;font-weight:600;color:#C9D6D0;
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.16);
  transition:background var(--ease),color var(--ease);
}
.footer-social a:hover{background:rgba(255,255,255,.12);color:#fff;}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{font-size:14px;color:#9FB2AA;transition:color var(--ease),padding-left var(--ease);}
.footer-col ul a:hover{color:#fff;padding-left:4px;}
.footer-info{font-size:13.5px;line-height:2;color:#9FB2AA;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:22px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#83979122;
  color:#839791;
}
.footer-bottom a{color:#C9D6D0;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom a:hover{color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .clip-grid{gap:20px;}
}
@media (max-width:1023px){
  .sidebar{transform:translateX(-100%);transition:transform var(--ease);box-shadow:var(--sh-2);}
  .sidebar.open{transform:translateX(0);}
  .content{margin-left:0;}
  .topbar{display:flex;}
  .container{padding:0 28px;}
  .main{padding:20px 0 64px;}
  .clip-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
  .rank-band{padding:26px 24px;margin-top:64px;}
  .cta-band{margin-top:72px;padding:36px 28px;flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .page-lead{padding:26px 20px 24px;border-radius:var(--r-lg);}
  .page-lead h1{font-size:26px;}
  .clip-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .clip-card h3{font-size:14px;}
  .clip-play{width:44px;height:44px;}
  .clip-play::before{left:17px;top:14px;border-left-width:12px;border-top-width:8px;border-bottom-width:8px;}
  .rank-row{grid-template-columns:40px 1fr auto;gap:12px;min-height:72px;padding:10px 8px;}
  .rank-row .idx{font-size:20px;}
  .rank-row .r-title{font-size:15px;}
  .rank-row .r-num{display:none;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-band{margin-top:56px;padding:28px 22px;border-radius:var(--r-lg);}
  .btn{min-height:44px;padding:0 22px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-about{max-width:none;}
}
@media (max-width:520px){
  .clip-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .lead-stats .stat{flex:1 1 calc(50% - 8px);min-width:0;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:420px){
  body{font-size:15px;}
  .clip-card h3{font-size:13.5px;}
  .page-lead h1{font-size:23px;}
  .lead-stats .stat b{font-size:22px;}
}

/* roulang page: category2 */
:root{
  --brand-500:#FF5A2B;
  --brand-600:#E8440F;
  --brand-100:#FFE7DC;
  --ink-900:#12211C;
  --ink-700:#2C3A34;
  --ink-500:#5D6B65;
  --lime-400:#C6F24E;
  --teal-400:#2ED3B7;
  --bg-page:#FFF7F2;
  --surface:#FFFFFF;
  --line:#EDE4DC;
  --danger:#D93A2B;
  --success:#1E9E6A;
  --disabled:#C9CFCB;
  --grad-brand:linear-gradient(120deg,#FF5A2B 0%,#FF7A18 48%,#FFB020 100%);
  --grad-deep:linear-gradient(160deg,#12211C 0%,#1D3A30 100%);
  --grad-badge:linear-gradient(120deg,#C6F24E 0%,#2ED3B7 100%);
  --r-sm:10px; --r-md:16px; --r-lg:24px; --r-xl:32px; --r-pill:999px;
  --sh-1:0 2px 8px rgba(18,33,28,.05);
  --sh-2:0 12px 32px rgba(18,33,28,.08);
  --sh-brand:0 18px 44px rgba(232,68,15,.22);
  --ease:.22s cubic-bezier(.4,0,.2,1);
  --sidebar-w:240px;
  --font:-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--ink-700);
  background:var(--bg-page);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color var(--ease),background var(--ease);}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 1.1em;text-align:left;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px;}
.container{max-width:1280px;margin:0 auto;padding:0 40px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ============ 侧栏 App Shell ============ */
.sidebar{
  position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);
  background:var(--grad-deep);color:#EDF3EF;z-index:60;
  display:flex;flex-direction:column;padding:24px 16px;
  border-right:1px solid rgba(255,255,255,.06);
}
.sidebar-brand{display:flex;align-items:center;gap:10px;padding:4px 8px 20px;border-bottom:1px solid rgba(255,255,255,.09);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:#fff;
  box-shadow:0 8px 20px rgba(232,68,15,.28);
}
.sidebar-brand b{font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em;}
.side-nav{margin-top:22px;display:flex;flex-direction:column;gap:6px;}
.side-nav .nav-label{font-size:12px;font-weight:700;color:rgba(237,243,239,.5);padding:0 12px 8px;letter-spacing:.08em;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:var(--r-md);color:rgba(237,243,239,.86);
  font-size:15px;font-weight:600;transition:background var(--ease),color var(--ease),transform var(--ease);
}
.nav-item .ico{
  width:26px;height:26px;flex:0 0 26px;border-radius:9px;
  background:rgba(255,255,255,.09);display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;color:var(--lime-400);
}
.nav-item:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px);}
.nav-item.active{background:var(--brand-100);color:var(--brand-600);}
.nav-item.active .ico{background:var(--grad-brand);color:#fff;}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--grad-brand);
}
.sidebar-foot{margin-top:auto;padding-top:20px;}
.side-note{font-size:12px;line-height:1.7;color:rgba(237,243,239,.58);margin-bottom:12px;}
.side-cta{
  display:block;text-align:center;padding:11px 14px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;font-weight:700;font-size:14px;
  box-shadow:0 12px 26px rgba(232,68,15,.28);transition:transform var(--ease),box-shadow var(--ease);
}
.side-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(232,68,15,.34);}

/* ============ 顶部栏（移动端） ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:70;
  align-items:center;justify-content:space-between;gap:12px;padding:0 16px;
  background:rgba(255,247,242,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);transition:box-shadow var(--ease);
}
.topbar.scrolled{box-shadow:var(--sh-1);}
.burger{
  width:44px;height:44px;border-radius:12px;background:var(--surface);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
}
.burger span{position:relative;display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px;}
.burger span::before{top:-6px;} .burger span::after{top:6px;}
.topbar-brand{display:flex;align-items:center;gap:8px;min-width:0;}
.topbar-brand .brand-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;font-size:15px;}
.topbar-brand b{font-size:15px;font-weight:800;color:var(--ink-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-cta{
  padding:10px 14px;border-radius:var(--r-pill);background:var(--grad-brand);color:#fff;
  font-size:13px;font-weight:700;white-space:nowrap;
}
.topbar-cta:hover{color:#fff;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,33,28,.5);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);z-index:55;
}
.drawer-mask.show{opacity:1;visibility:visible;}

/* ============ 主区域 ============ */
.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
.page-block{padding:88px 0;}
.page-block.tight{padding:64px 0;}
.page-block.loose{padding:104px 0;}

/* 面包屑 */
.crumb{padding-top:32px;font-size:13px;color:var(--ink-500);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.crumb a{color:var(--ink-500);font-weight:600;}
.crumb a:hover{color:var(--brand-600);}
.crumb .sep{color:#C4CFC9;}
.crumb .now{color:var(--ink-500);}

/* 页头 */
.guide-head{padding:20px 0 44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;color:var(--brand-600);
  background:var(--brand-100);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px;letter-spacing:.04em;
}
.guide-head h1{font-size:clamp(30px,4.2vw,52px);line-height:1.16;font-weight:800;letter-spacing:-.02em;margin-bottom:16px;}
.guide-head h1 em{font-style:normal;color:var(--brand-600);}
.guide-head .lede{font-size:17px;line-height:1.85;color:var(--ink-700);max-width:760px;}
.tagline{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  font-size:12px;font-weight:700;color:var(--brand-600);background:var(--brand-100);
  border-radius:var(--r-sm);padding:7px 12px;line-height:1;
}
.head-facts{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.fact{
  display:flex;align-items:baseline;gap:8px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:12px 18px;box-shadow:var(--sh-1);
}
.fact b{font-size:26px;font-weight:800;color:var(--ink-900);line-height:1;}
.fact span{font-size:13px;color:var(--ink-500);font-weight:600;}

/* 窄左 + 宽右 布局 */
.guide-layout{
  display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;align-items:start;
}
.anchor-nav{
  position:sticky;top:32px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:20px 16px;box-shadow:var(--sh-1);
}
.anchor-nav h3{font-size:13px;font-weight:800;color:var(--ink-500);letter-spacing:.08em;margin-bottom:14px;padding-left:10px;}
.anchor-list{display:flex;flex-direction:column;gap:2px;position:relative;}
.anchor-list a{
  position:relative;display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--ink-700);line-height:1.5;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.anchor-list a .num{font-size:12px;font-weight:800;color:var(--ink-500);min-width:20px;}
.anchor-list a:hover{background:var(--brand-100);color:var(--brand-600);transform:translateX(2px);}
.anchor-list a.active{background:var(--brand-100);color:var(--brand-600);}
.anchor-list a.active .num{color:var(--brand-600);}
.anchor-list a.active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:3px;background:var(--grad-brand);}
.anchor-progress{margin-top:16px;height:4px;border-radius:4px;background:var(--line);overflow:hidden;}
.anchor-progress i{display:block;height:100%;width:12%;background:var(--grad-badge);border-radius:4px;transition:width .3s ease;}

/* 分节卡 */
.section-stack{display:flex;flex-direction:column;gap:32px;}
.sec-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px 36px 32px;box-shadow:var(--sh-1);scroll-margin-top:96px;
  transition:box-shadow var(--ease),transform var(--ease);
}
.sec-card:hover{box-shadow:var(--sh-2);}
.sec-top{display:flex;align-items:flex-start;gap:16px;margin-bottom:18px;}
.num-badge{
  flex:0 0 auto;min-width:52px;height:44px;padding:0 12px;border-radius:var(--r-md);
  background:var(--grad-brand);color:#fff;font-size:18px;font-weight:800;
  display:flex;align-items:center;justify-content:center;letter-spacing:.02em;
  box-shadow:0 10px 22px rgba(232,68,15,.22);
}
.sec-card h2{font-size:clamp(23px,2.6vw,34px);line-height:1.25;font-weight:800;padding-top:4px;}
.sec-card h2 .sub{display:block;font-size:14px;font-weight:600;color:var(--ink-500);margin-top:8px;letter-spacing:0;}
.sec-body{font-size:16.5px;line-height:1.85;color:var(--ink-700);}
.sec-body strong{color:var(--ink-900);font-weight:700;}

.data-badge{
  display:inline-flex;align-items:baseline;gap:8px;background:var(--grad-badge);
  border-radius:var(--r-md);padding:12px 18px;margin:20px 0 4px;
  box-shadow:inset 0 0 0 1px rgba(18,33,28,.08);
}
.data-badge b{font-size:28px;font-weight:800;color:var(--ink-900);line-height:1;letter-spacing:-.02em;}
.data-badge span{font-size:13px;font-weight:700;color:rgba(18,33,28,.72);}

.spec{margin-top:22px;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;}
.spec-head,.spec-row{display:grid;grid-template-columns:200px minmax(0,1fr);gap:16px;padding:14px 20px;}
.spec-head{background:#FFFBF8;font-size:12px;font-weight:800;color:var(--ink-500);letter-spacing:.06em;border-bottom:1px solid var(--line);}
.spec-row{border-bottom:1px solid var(--line);transition:background var(--ease);}
.spec-row:last-child{border-bottom:0;}
.spec-row:hover{background:#FFF6F1;}
.spec-k{font-size:15px;font-weight:700;color:var(--ink-900);}
.spec-v{font-size:15px;line-height:1.75;color:var(--ink-700);}

.sec-figure{margin-top:24px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);}
.sec-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform var(--ease);}
.sec-figure:hover img{transform:scale(1.03);}
.sec-figure figcaption{font-size:13px;color:var(--ink-500);padding:10px 14px;background:#FFFBF8;border-top:1px solid var(--line);}

/* 徽章带 */
.badge-band{
  background:var(--grad-deep);border-radius:var(--r-xl);padding:34px 36px;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
}
.badge-cell{border-left:3px solid transparent;border-image:var(--grad-brand) 1;padding-left:16px;}
.badge-cell b{display:block;font-size:32px;font-weight:800;color:var(--lime-400);line-height:1.1;letter-spacing:-.02em;}
.badge-cell span{display:block;font-size:13px;font-weight:600;color:rgba(237,243,239,.72);margin-top:6px;line-height:1.6;}

/* 快速核对（两条不同版式） */
.check-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:32px;align-items:start;}
.check-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:12px 24px;box-shadow:var(--sh-1);}
.check-item{
  display:flex;gap:16px;padding:20px 4px;border-bottom:1px solid var(--line);
  border-radius:var(--r-md);transition:background var(--ease),transform var(--ease);
}
.check-item:last-child{border-bottom:0;}
.check-item:hover{background:var(--brand-100);transform:translateX(3px);}
.check-item .dot{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;background:var(--brand-100);
  color:var(--brand-600);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;margin-top:4px;
}
.check-item h3{font-size:18px;line-height:1.5;font-weight:700;margin-bottom:4px;}
.check-item p{font-size:14.5px;color:var(--ink-500);margin:0;line-height:1.7;}
.quick-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-2);
}
.quick-card h3{font-size:20px;margin-bottom:14px;}
.quick-card ul li{font-size:15px;color:var(--ink-700);padding:10px 0 10px 22px;position:relative;border-bottom:1px dashed var(--line);}
.quick-card ul li:last-child{border-bottom:0;}
.quick-card ul li::before{content:"";position:absolute;left:4px;top:19px;width:8px;height:8px;border-radius:50%;background:var(--brand-500);}
.quick-card .tip{font-size:13px;color:var(--ink-500);margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}

/* CTA 通栏 */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--grad-brand);
  padding:48px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--sh-brand);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.14);pointer-events:none;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.1;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:34px 34px;
}
.cta-band h2{color:#fff;font-size:clamp(23px,2.6vw,30px);line-height:1.3;position:relative;}
.cta-band p{color:rgba(255,255,255,.9);font-size:15px;margin:8px 0 0;position:relative;}
.cta-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;position:relative;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);font-size:15px;font-weight:700;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-brand);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 22px 50px rgba(232,68,15,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.16);}
.btn-white{background:#fff;color:var(--brand-600);box-shadow:0 10px 24px rgba(18,33,28,.16);}
.btn-white:hover{color:var(--brand-600);transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,33,28,.2);}
.btn-ghost{border:1px solid var(--brand-500);color:var(--brand-600);background:transparent;}
.btn-ghost:hover{background:var(--brand-100);color:var(--brand-600);transform:translateY(-2px);}
.link-underline{color:var(--brand-600);font-weight:700;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.on-band-link{color:#fff;font-weight:700;text-decoration:underline;text-underline-offset:3px;opacity:.92;}
.on-band-link:hover{color:#fff;opacity:1;}

/* 页脚 */
.site-footer{position:relative;background:var(--grad-deep);color:rgba(237,243,239,.84);margin-top:auto;}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad-brand);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand b{font-size:17px;font-weight:800;color:#fff;}
.footer-about{font-size:14px;line-height:1.8;color:rgba(237,243,239,.68);margin-bottom:18px;}
.footer-social{display:flex;flex-wrap:wrap;gap:10px;}
.footer-social a{
  font-size:13px;font-weight:700;padding:8px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);color:rgba(237,243,239,.9);
}
.footer-social a:hover{background:var(--brand-500);color:#fff;}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(237,243,239,.72);}
.footer-col ul a:hover{color:var(--lime-400);}
.footer-info{font-size:14px;line-height:1.9;color:rgba(237,243,239,.68);}
.footer-info a{color:rgba(237,243,239,.9);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;display:flex;
  justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(237,243,239,.6);
}
.footer-bottom a{color:rgba(237,243,239,.86);}

/* 状态：骨架 / 空态 */
.skeleton{position:relative;overflow:hidden;background:#F3EAE3;border-radius:var(--r-md);}
.skeleton::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.7),transparent);
  animation:shine 1.6s infinite;
}
@keyframes shine{0%{transform:translateX(-100%);}100%{transform:translateX(100%);}}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);padding:32px;text-align:center;
}
.empty-state .empty-ico{
  width:52px;height:52px;border-radius:16px;background:var(--brand-100);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;
}
.empty-state p{font-size:14.5px;color:var(--ink-500);margin:0;}

/* ============ 断点 ============ */
@media (max-width:1439px){
  .container{padding:0 32px;}
}
@media (max-width:1199px){
  .sec-card{padding:30px 26px 26px;}
  .check-grid{grid-template-columns:1fr;}
}
@media (max-width:1023px){
  .sidebar{
    transform:translateX(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);
    width:280px;box-shadow:0 0 40px rgba(18,33,28,.3);
  }
  .sidebar.open{transform:translateX(0);}
  .topbar{display:flex;}
  .app-main{margin-left:0;padding-top:60px;}
  .guide-layout{grid-template-columns:minmax(0,1fr);gap:24px;}
  .anchor-nav{position:sticky;top:60px;z-index:30;padding:12px;border-radius:var(--r-md);}
  .anchor-nav h3{display:none;}
  .anchor-list{flex-direction:row;overflow-x:auto;gap:8px;scrollbar-width:none;}
  .anchor-list::-webkit-scrollbar{display:none;}
  .anchor-list a{
    flex:0 0 auto;padding:9px 14px;border-radius:var(--r-pill);background:#FFF3EC;
    font-size:13px;white-space:nowrap;
  }
  .anchor-list a.active{background:var(--grad-brand);color:#fff;}
  .anchor-list a.active .num,.anchor-list a.active::before{color:#fff;}
  .anchor-list a.active::before{display:none;}
  .anchor-list a:hover{transform:none;}
  .anchor-progress{display:none;}
  .page-block{padding:64px 0;}
  .page-block.loose{padding:72px 0;}
  .badge-band{grid-template-columns:repeat(2,minmax(0,1fr));padding:28px 26px;}
  .spec-head,.spec-row{grid-template-columns:160px minmax(0,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .guide-head{padding:12px 0 32px;}
  .guide-head .lede{font-size:16px;}
  .page-block{padding:48px 0;}
  .page-block.tight{padding:44px 0;}
  .page-block.loose{padding:56px 0;}
  .sec-card{padding:24px 18px 22px;border-radius:var(--r-md);scroll-margin-top:130px;}
  .sec-top{gap:12px;}
  .num-badge{min-width:44px;height:38px;font-size:16px;border-radius:12px;}
  .sec-card h2{font-size:22px;}
  .sec-body{font-size:15.5px;}
  .data-badge b{font-size:24px;}
  .spec-head{display:none;}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:14px 16px;}
  .spec-k{font-size:14.5px;}
  .spec-v{font-size:14.5px;}
  .badge-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding:24px 20px;border-radius:var(--r-lg);}
  .badge-cell b{font-size:26px;}
  .check-list{padding:8px 16px;}
  .check-item{padding:16px 2px;}
  .quick-card{padding:22px 20px;}
  .cta-band{padding:32px 24px;border-radius:var(--r-lg);}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .btn{height:46px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:419px){
  body{font-size:15px;}
  .guide-head h1{font-size:27px;}
  .sec-card h2{font-size:20px;}
  .sec-card{padding:20px 14px 18px;}
  .anchor-list a{font-size:12.5px;padding:8px 12px;}
  .badge-band{grid-template-columns:1fr 1fr;}
  .badge-cell b{font-size:22px;}
  .fact b{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
/* ============ 设计令牌 ============ */
:root{
  --brand-500:#FF5A2B;
  --brand-600:#E8440F;
  --brand-100:#FFE7DC;
  --ink-900:#12211C;
  --ink-700:#2C3A34;
  --ink-500:#5D6B65;
  --lime-400:#C6F24E;
  --teal-400:#2ED3B7;
  --bg-page:#FFF7F2;
  --surface:#FFFFFF;
  --line:#EDE4DC;
  --danger:#D93A2B;
  --success:#1E9E6A;
  --disabled:#C9CFCB;
  --grad-brand:linear-gradient(120deg,#FF5A2B 0%,#FF7A18 48%,#FFB020 100%);
  --grad-deep:linear-gradient(160deg,#12211C 0%,#1D3A30 100%);
  --grad-badge:linear-gradient(120deg,#C6F24E 0%,#2ED3B7 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(18,33,28,.05);
  --sh-2:0 12px 32px rgba(18,33,28,.08);
  --sh-brand:0 18px 44px rgba(232,68,15,.22);
  --ease:.22s cubic-bezier(.4,0,.2,1);
  --sidebar-w:240px;
  --topbar-h:60px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--ink-700);
  background:var(--bg-page);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:800;letter-spacing:-.01em;line-height:1.3}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.16;letter-spacing:-.02em}
h2{font-size:clamp(23px,2.6vw,34px);line-height:1.25}
h3{font-size:20px;line-height:1.35}
p{margin:0 0 1.1em}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease)}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

/* ============ 布局骨架 ============ */
.container{max-width:1280px;margin:0 auto;padding:0 40px}
.main-area{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1;padding-bottom:0}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--deep{padding:104px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--grad-brand)}
.section-head p{margin:6px 0 0;color:var(--ink-500);font-size:15px}
.text-link{color:var(--brand-600);font-weight:700;font-size:14px;border-bottom:1px solid var(--brand-500);padding-bottom:2px;text-underline-offset:3px}
.text-link:hover{color:var(--brand-500);border-color:var(--brand-600)}

/* ============ 侧边导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--grad-deep);color:#EAF2EE;
  display:flex;flex-direction:column;gap:8px;
  padding:26px 16px 20px;z-index:100;
  transform:translateX(-100%);transition:transform var(--ease);
  overflow-y:auto;
}
.sidebar.open{transform:translateX(0)}
.side-brand{display:flex;align-items:center;gap:10px;padding:4px 8px 20px;border-bottom:1px solid rgba(234,242,238,.14)}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:19px;letter-spacing:0;
  box-shadow:0 8px 20px rgba(232,68,15,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text b{font-size:17px;font-weight:800;color:#fff;letter-spacing:.01em}
.brand-text span{font-size:11px;color:rgba(234,242,238,.6);font-weight:500;letter-spacing:.06em}
.side-nav{display:flex;flex-direction:column;gap:6px;padding-top:14px}
.side-nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;color:rgba(234,242,238,.82);
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.side-nav a .ico{
  width:22px;height:22px;flex:0 0 22px;border-radius:7px;
  background:rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;color:var(--lime-400);
}
.side-nav a:hover{background:rgba(255,231,220,.14);color:#fff;transform:translateX(2px)}
.side-nav a.active{background:var(--brand-100);color:var(--brand-600);font-weight:800}
.side-nav a.active .ico{background:var(--grad-brand);color:#fff}
.side-nav a.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:var(--grad-brand);
}
.side-foot{margin-top:auto;padding-top:18px;border-top:1px solid rgba(234,242,238,.14)}
.btn-buy{
  display:flex;align-items:center;justify-content:center;gap:6px;
  width:100%;min-height:44px;border-radius:var(--r-pill);
  background:var(--grad-brand);color:#fff;font-weight:800;font-size:14px;
  box-shadow:var(--sh-brand);transition:transform var(--ease),box-shadow var(--ease);
}
.btn-buy:hover{transform:translateY(-2px);box-shadow:0 22px 50px rgba(232,68,15,.3)}
.btn-buy:active{transform:translateY(0)}
.side-note{margin:12px 2px 0;font-size:12px;line-height:1.7;color:rgba(234,242,238,.58)}

/* ============ 移动顶栏 ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:var(--topbar-h);
  align-items:center;gap:12px;padding:0 16px;z-index:80;
  background:rgba(255,247,242,.92);border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.topbar.scrolled{box-shadow:var(--sh-1)}
.burger{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);display:flex;align-items:center;justify-content:center;
}
.burger span{position:relative;display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-900);border-radius:2px}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.topbar-brand{display:flex;align-items:center;gap:8px;margin-right:auto;min-width:0}
.topbar-brand .brand-mark{width:30px;height:30px;flex:0 0 30px;border-radius:9px;font-size:15px;box-shadow:none}
.topbar-brand b{font-size:15px;font-weight:800;color:var(--ink-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-cta{
  min-height:44px;display:inline-flex;align-items:center;padding:0 16px;
  border-radius:var(--r-pill);background:var(--grad-brand);color:#fff;
  font-size:13px;font-weight:800;box-shadow:var(--sh-brand);white-space:nowrap;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,33,28,.5);
  opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease);z-index:90;
}
.drawer-mask.show{opacity:1;visibility:visible}

/* ============ 面包屑 ============ */
.breadcrumb{padding:34px 0 0;font-size:13px;color:var(--ink-500);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.breadcrumb a{color:var(--ink-500)}
.breadcrumb a:hover{color:var(--brand-600)}
.breadcrumb .sep{color:#C4B9B1}
.breadcrumb .current{color:var(--ink-500)}

/* ============ 页头 ============ */
.page-head{padding:28px 0 72px}
.head-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center}
.head-copy h1{margin-bottom:16px}
.head-copy h1 em{font-style:normal;color:var(--brand-600)}
.head-sub{font-size:17px;color:var(--ink-500);max-width:560px;margin-bottom:22px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:var(--brand-100);color:var(--brand-600);
  font-size:13px;font-weight:700;white-space:nowrap;
}
.chip--solid{background:var(--grad-brand);color:#fff;box-shadow:0 8px 20px rgba(232,68,15,.24)}
.head-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 30px;border-radius:var(--r-pill);
  font-size:15px;font-weight:800;letter-spacing:.01em;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease);
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-brand);background-size:160% 100%}
.btn-primary:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 24px 52px rgba(232,68,15,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 3px 10px rgba(0,0,0,.18)}
.btn-ghost{background:transparent;color:var(--brand-600);border:1px solid var(--brand-500);min-height:48px}
.btn-ghost:hover{background:var(--brand-100);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn[disabled],.btn.is-disabled{background:var(--disabled);color:#fff;border-color:var(--disabled);box-shadow:none;cursor:not-allowed;transform:none}
.head-visual{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-2);min-height:280px}
.head-visual img{width:100%;height:100%;min-height:280px;object-fit:cover}
.head-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,33,28,0) 38%,rgba(18,33,28,.82) 100%);
}
.head-visual .visual-cap{
  position:absolute;left:24px;right:24px;bottom:22px;z-index:2;color:#fff;
}
.head-visual .visual-cap b{display:block;font-size:17px;font-weight:800;margin-bottom:4px}
.head-visual .visual-cap span{font-size:13px;color:rgba(255,255,255,.82)}
.badge-float{
  position:absolute;top:20px;left:20px;z-index:2;
  padding:12px 16px;border-radius:var(--r-md);
  background:var(--grad-badge);color:var(--ink-900);
  font-weight:800;font-size:22px;line-height:1.1;
  box-shadow:0 10px 26px rgba(18,33,28,.22);
  font-variant-numeric:tabular-nums;
}
.badge-float small{display:block;font-size:11px;font-weight:700;color:rgba(18,33,28,.7);margin-top:2px;letter-spacing:.04em}

/* ============ 口碑墙 ============ */
.voice-wall{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.voice-col{display:flex;flex-direction:column;gap:22px}
.voice-col--offset{padding-top:26px}
.voice-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px 24px 18px;
  transition:transform var(--ease),box-shadow var(--ease);
}
.voice-card.sh-1{box-shadow:var(--sh-1)}
.voice-card.sh-2{box-shadow:var(--sh-2)}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.voice-card::before{
  content:"";position:absolute;top:-7px;left:34px;width:14px;height:14px;
  background:var(--surface);border-left:1px solid var(--line);border-top:1px solid var(--line);
  transform:rotate(45deg);border-radius:3px;
}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{
  width:40px;height:40px;flex:0 0 40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;color:#fff;background:var(--grad-deep);
}
.avatar.alt{background:var(--grad-brand)}
.avatar.alt2{background:linear-gradient(140deg,#2ED3B7,#12211C)}
.voice-meta b{display:block;font-size:14px;font-weight:800;color:var(--ink-900)}
.voice-meta span{font-size:12px;color:var(--ink-500);font-weight:600}
.stars{margin-left:auto;color:var(--brand-500);font-size:13px;letter-spacing:2px;white-space:nowrap}
.voice-text{font-size:15px;line-height:1.8;color:var(--ink-700);margin:0 0 14px}
.voice-foot{display:flex;align-items:center;gap:8px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:12px}
.tag{
  display:inline-flex;align-items:center;padding:5px 10px;border-radius:var(--r-sm);
  background:var(--brand-100);color:var(--brand-600);font-size:12px;font-weight:700;
}
.tag--muted{background:#F1F5F2;color:var(--ink-500)}
.voice-foot time{margin-left:auto;font-size:12px;color:var(--ink-500)}

/* ============ 数据徽章带 ============ */
.stat-band{
  background:var(--grad-deep);border-radius:var(--r-xl);
  padding:34px 32px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  position:relative;overflow:hidden;
}
.stat-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.16),rgba(198,242,78,0) 68%);
}
.stat-item{text-align:center;position:relative;z-index:2}
.stat-num{
  font-size:34px;font-weight:800;color:var(--lime-400);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num small{font-size:14px;font-weight:700;color:rgba(234,242,238,.75);margin-left:4px}
.stat-label{margin-top:8px;font-size:13px;color:rgba(234,242,238,.74);font-weight:600}

/* ============ FAQ ============ */
.faq-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  padding:22px 24px;min-height:64px;
  font-size:17px;font-weight:700;color:var(--ink-900);
  transition:background var(--ease),color var(--ease);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--grad-brand);opacity:0;transition:opacity var(--ease);
}
.faq-q:hover{background:#FFFAF7}
.faq-q .plus{
  margin-left:auto;flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;color:var(--brand-600);transition:transform var(--ease),background var(--ease);
}
.faq-item.open .faq-q{color:var(--brand-600)}
.faq-item.open .faq-q::before{opacity:1}
.faq-item.open .faq-q .plus{transform:rotate(45deg);background:var(--brand-100)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s cubic-bezier(.4,0,.2,1)}
.faq-a-inner{padding:0 24px 24px;font-size:15px;line-height:1.85;color:var(--ink-700);max-width:840px}
.faq-a-inner p:last-child{margin-bottom:0}

/* ============ 留言表单 ============ */
.ask-wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}
.ask-copy h2{margin-bottom:14px;position:relative;padding-left:16px}
.ask-copy h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;background:var(--grad-brand)}
.ask-copy p{color:var(--ink-500);font-size:15px}
.ask-points{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.ask-points li{display:flex;gap:10px;font-size:14px;color:var(--ink-700)}
.ask-points li i{
  flex:0 0 20px;width:20px;height:20px;border-radius:6px;background:var(--brand-100);
  color:var(--brand-600);font-style:normal;font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center;margin-top:5px;
}
.ask-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:30px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.form-field label{font-size:13px;font-weight:600;color:var(--ink-900)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;min-height:48px;padding:12px 14px;
  border:1px solid var(--line);border-radius:var(--r-md);background:#FFFDFC;
  font-size:15px;color:var(--ink-700);transition:border-color var(--ease),box-shadow var(--ease);
}
.form-field textarea{min-height:132px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(255,90,43,.16);
}
.form-field.has-error input,.form-field.has-error textarea,.form-field.has-error select{border-color:var(--danger)}
.form-error{font-size:14px;color:var(--danger);display:none}
.form-field.has-error .form-error{display:block}
.form-note{font-size:12px;color:var(--ink-500);margin:10px 0 0}
.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:6px}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:var(--grad-brand);color:#fff;
  padding:48px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-brand);
}
.cta-band::before{
  content:"";position:absolute;right:-70px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);
  background-size:36px 36px;opacity:.5;pointer-events:none;
}
.cta-copy{position:relative;z-index:2}
.cta-copy b{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;margin-bottom:8px;letter-spacing:-.01em}
.cta-copy span{font-size:15px;color:rgba(255,255,255,.9)}
.cta-actions{position:relative;z-index:2;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.btn-white{background:#fff;color:var(--brand-600);box-shadow:0 14px 30px rgba(18,33,28,.18)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(18,33,28,.22)}
.btn-white:active{transform:translateY(0)}
.cta-link{color:#fff;font-weight:700;font-size:14px;border-bottom:1px solid rgba(255,255,255,.75);padding-bottom:2px}
.cta-link:hover{color:#FFF7F2;border-color:#fff}

/* ============ 结尾按钮组 ============ */
.end-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:center;padding-top:8px}
.end-hint{width:100%;text-align:center;font-size:13px;color:var(--ink-500);margin:14px 0 0}

/* ============ 页脚 ============ */
.site-footer{background:var(--grad-deep);color:#D9E4DE;margin-top:88px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad-brand)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand b{font-size:17px;font-weight:800;color:#fff}
.footer-about{font-size:14px;line-height:1.8;color:rgba(217,228,222,.76);margin:0 0 18px;max-width:320px}
.footer-social{display:flex;gap:10px;flex-wrap:wrap}
.footer-social a{
  padding:7px 14px;border-radius:var(--r-pill);border:1px solid rgba(217,228,222,.28);
  font-size:13px;font-weight:700;color:#D9E4DE;transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.footer-social a:hover{background:var(--brand-100);color:var(--brand-600);border-color:var(--brand-100)}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em;font-weight:800}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col ul a{font-size:14px;color:rgba(217,228,222,.8)}
.footer-col ul a:hover{color:var(--lime-400)}
.footer-info{font-size:13px;line-height:2;color:rgba(217,228,222,.72);margin:0}
.footer-bottom{
  border-top:1px solid rgba(217,228,222,.16);
  padding:20px 0 28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(217,228,222,.66);
}
.footer-bottom a{color:rgba(217,228,222,.86);border-bottom:1px solid rgba(217,228,222,.4)}
.footer-bottom a:hover{color:var(--lime-400)}

/* ============ 状态样式 ============ */
.skeleton{
  background:linear-gradient(90deg,#F3EDE8 25%,#FBF6F2 37%,#F3EDE8 63%);
  background-size:400% 100%;animation:shimmer 1.6s ease-in-out infinite;border-radius:var(--r-md);
}
@keyframes shimmer{0%{background-position:100% 50%}100%{background-position:0 50%}}
.is-loading{position:relative;pointer-events:none;color:transparent!important}
.is-loading::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(90deg,rgba(255,255,255,.1),rgba(255,255,255,.35),rgba(255,255,255,.1));
  background-size:200% 100%;animation:shimmer 1.6s linear infinite;
}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);padding:40px 24px;text-align:center;
}
.empty-state .empty-ico{
  width:52px;height:52px;border-radius:16px;background:var(--brand-100);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;
}
.empty-state p{margin:0;color:var(--ink-500);font-size:15px}

/* ============ 响应式 ============ */
@media (min-width:1024px){
  .sidebar{transform:none}
  .drawer-mask{display:none}
}
@media (max-width:1279px){
  .head-grid{gap:36px}
  .ask-wrap{gap:36px}
}
@media (max-width:1023px){
  .topbar{display:flex}
  .main-area{margin-left:0;padding-top:var(--topbar-h)}
  .container{padding:0 28px}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .section--deep{padding:72px 0}
  .head-grid{grid-template-columns:1fr;gap:28px}
  .head-visual{min-height:240px}
  .head-visual img{min-height:240px}
  .voice-wall{grid-template-columns:1fr;gap:20px}
  .voice-col--offset{padding-top:0}
  .ask-wrap{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .stat-band{grid-template-columns:repeat(2,1fr);gap:26px 18px}
  .site-footer{margin-top:64px}
}
@media (max-width:767px){
  h1{font-size:30px}
  .container{padding:0 18px}
  .section{padding:48px 0}
  .section--deep{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .breadcrumb{padding-top:22px}
  .page-head{padding:18px 0 48px}
  .head-copy .head-sub{font-size:15px}
  .btn{min-height:44px;padding:0 22px;font-size:14px}
  .head-actions .btn{width:100%}
  .form-row{grid-template-columns:1fr;gap:0}
  .ask-form{padding:22px}
  .faq-q{padding:18px 18px;font-size:16px;min-height:56px}
  .faq-a-inner{padding:0 18px 20px}
  .voice-card{padding:18px 18px 16px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .stat-num{font-size:28px}
  .end-actions .btn{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
}
@media (max-width:419px){
  h1{font-size:26px}
  .stat-band{grid-template-columns:1fr;padding:26px 20px}
  .head-visual .visual-cap{left:16px;right:16px}
  .badge-float{font-size:18px;padding:10px 12px}
  .cta-band{padding:28px 20px}
  .chip{font-size:12px;padding:7px 12px}
}