/* roulang page: index */
:root{
  --ink:#14161A;
  --ink-2:#1E2128;
  --panel:#0F1115;
  --orange:#E8611F;
  --orange-dark:#C94F12;
  --jade:#4F7A6F;
  --jade-soft:#E4EDE9;
  --copper:#8A8578;
  --sand:#F6F4EF;
  --sand-2:#EDEAE4;
  --line:#E2DED6;
  --white:#FFFFFF;
  --text-soft:#4A4E57;
  --ok:#2F7D5D;
  --warn:#B8860B;
  --err:#C0392B;
  --r-s:6px;
  --r-m:14px;
  --r-l:22px;
  --sh-1:0 1px 2px rgba(20,22,26,.06);
  --sh-2:0 18px 40px -18px rgba(20,22,26,.28);
  --tr:200ms cubic-bezier(.2,.7,.3,1);
  --mono:"Inter","Space Grotesk","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--sand);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--tr)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{font-weight:800;line-height:1.25;letter-spacing:-.01em}
::selection{background:var(--orange);color:#fff}
.container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1024px){.container{max-width:1240px;padding-left:40px;padding-right:40px}}
@media (min-width:1440px){.container{max-width:1320px}}
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-alt{background:var(--sand-2)}
.section-dark{background:var(--panel);color:#EDEAE4}

/* ---------- foundation 覆盖 ---------- */
.button,button.button{
  background:var(--orange);
  border-radius:var(--r-s);
  border:0;
  color:#fff;
  font-weight:700;
}
.button:hover,.button:focus{background:var(--orange-dark);color:#fff}
.accordion{border:0;background:transparent;margin:0}
.accordion-item{border:1px solid var(--line);border-radius:var(--r-m);background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1)}
.accordion-title{border:0;border-bottom:0;padding:20px 56px 20px 22px;font-size:16px;font-weight:600;color:var(--ink);position:relative}
.accordion-title:hover,.accordion-title:focus{background:#FAF8F4;color:var(--orange)}
.accordion-title::before{
  content:"\2b";
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--orange);font-size:20px;font-weight:700;margin:0;line-height:1;
  transition:transform var(--tr);
}
.accordion-item.is-active .accordion-title::before{content:"\2212"}
.accordion-content{border:0;padding:0 22px 22px;color:var(--text-soft);font-size:15px;line-height:1.8}
.accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--orange);background:#FAF8F4}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-s);
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all var(--tr);white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:transparent;color:var(--ink);border-color:#C9C4B8}
.btn-outline:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-ghost{background:transparent;color:var(--ink);border-color:transparent;padding:0 14px}
.btn-ghost:hover{color:var(--orange)}
.btn-on-dark{background:transparent;color:#EDEAE4;border-color:rgba(255,255,255,.28)}
.btn-on-dark:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-weight:700;font-size:15px}
.link-arrow i{transition:transform var(--tr)}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em;
  background:var(--sand-2);color:var(--copper);border:1px solid var(--line);
}
.badge-orange{background:#FCEBE1;color:#B34410;border-color:#F3D2BE}
.badge-jade{background:var(--jade-soft);color:#3A5F55;border-color:#CFE0DA}
.badge-dark{background:rgba(255,255,255,.08);color:#DAD5C9;border-color:rgba(255,255,255,.14)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(246,244,239,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.site-header.is-stuck{box-shadow:0 10px 30px -22px rgba(20,22,26,.5)}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;
  box-shadow:0 10px 22px -12px rgba(20,22,26,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-main{font-size:19px;font-weight:900;letter-spacing:.01em}
.brand-sub{font-size:11.5px;color:var(--copper);letter-spacing:.14em}
.channels{flex:1 1 auto;min-width:0}
.channels ul{display:flex;align-items:center;gap:6px}
.channels a{
  display:inline-flex;align-items:center;height:72px;padding:0 12px;
  font-size:15px;font-weight:600;color:#3A3E46;position:relative;
}
.channels a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;
  background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform var(--tr);
}
.channels a:hover{color:var(--orange)}
.channels a:hover::after,.channels a.is-active::after{transform:scaleX(1)}
.channels a.is-active{color:var(--ink);font-weight:800}
.nav-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;width:210px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.nav-search:focus-within{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,97,31,.14)}
.nav-search i{color:var(--copper);font-size:13px}
.nav-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px}
.nav-search input::placeholder{color:#9C978B}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-s);
  background:#fff;cursor:pointer;position:relative;
}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--ink);
  transform:translateX(-50%);transition:transform var(--tr);
}
.menu-toggle span{top:50%;margin-top:-1px}
.menu-toggle span::before{top:-6px;left:0;transform:none}
.menu-toggle span::after{top:6px;left:0;transform:none}
.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--sand);padding:16px 20px 22px}
.mobile-panel.is-open{display:block}
.mobile-panel a{display:block;padding:13px 4px;font-size:15.5px;font-weight:600;border-bottom:1px solid var(--line)}
.mobile-panel a:hover{color:var(--orange)}
.mobile-panel .m-actions{display:flex;gap:10px;margin-top:16px}
.mobile-panel .m-actions .btn{flex:1}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--panel);color:#F2EFE8;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.34;filter:grayscale(.2);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(15,17,21,.96) 0%,rgba(15,17,21,.86) 45%,rgba(15,17,21,.6) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:64px;padding-bottom:64px}
@media (min-width:1024px){.hero-inner{padding-top:96px;padding-bottom:96px}}
.hero-copy .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  letter-spacing:.1em;color:#E8B79A;margin-bottom:20px;
}
.hero-copy .eyebrow::before{content:"";width:26px;height:1px;background:var(--orange)}
.hero h1{
  font-size:clamp(34px,6.2vw,68px);line-height:1.08;letter-spacing:-.02em;
  font-weight:900;color:#fff;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-sub{font-size:clamp(16px,2vw,19px);color:#C6C1B6;max-width:520px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:48px}
.hero-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;border-top:1px dashed rgba(255,255,255,.16);padding-top:26px}
.metric-num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:clamp(24px,3.4vw,34px);font-weight:700;color:#fff;line-height:1.1}
.metric-num small{font-size:.5em;color:var(--orange);margin-left:4px;font-weight:600}
.metric-txt{font-size:12.5px;color:#9B968B;margin-top:4px;line-height:1.5}
.hero-visual{position:relative}
.hero-frame{
  position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid rgba(255,255,255,.1);
  box-shadow:0 40px 70px -40px rgba(0,0,0,.9);
}
.hero-frame img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 300ms cubic-bezier(.2,.7,.3,1)}
.hero-frame:hover img{transform:scale(1.03)}
.hero-frame figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;font-size:13px;color:#E7E3D9;
  background:linear-gradient(to top,rgba(15,17,21,.92),rgba(15,17,21,0));
}
.hero-deco{
  position:absolute;right:-30px;top:-30px;width:170px;height:170px;
  background-image:linear-gradient(rgba(232,97,31,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(232,97,31,.5) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
@media (max-width:1023px){
  .hero-visual{margin-top:40px}
  .hero-deco{display:none}
}

/* ---------- 板块标题 ---------- */
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.section-tag{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--jade);margin-bottom:12px}
.section-tag::before{content:"";width:22px;height:2px;background:var(--jade);display:inline-block}
.section h2{font-size:clamp(24px,3.2vw,38px);font-weight:900;letter-spacing:-.01em;position:relative;padding-left:16px}
.section h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--orange)}
.section-desc{color:var(--text-soft);font-size:15.5px;max-width:640px;margin-top:14px}
.section-dark h2{color:#fff}
.section-dark .section-desc{color:#A9A49A}

/* ---------- 卖点：一主两辅 ---------- */
.feature-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:900px){.feature-grid{grid-template-columns:2fr 1fr;grid-template-rows:auto auto}}
.feature-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;transition:box-shadow var(--tr),transform var(--tr);
}
@media (min-width:900px){.feature-main{grid-row:span 2;flex-direction:column}}
.feature-main img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 300ms cubic-bezier(.2,.7,.3,1)}
.feature-main:hover img{transform:scale(1.03)}
.feature-main-body{padding:26px}
.feature-main h3{font-size:22px;margin-bottom:12px}
.feature-main p{color:var(--text-soft);font-size:15.5px}
.feature-mini{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:22px;
  display:flex;gap:16px;align-items:flex-start;box-shadow:var(--sh-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.feature-mini:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D1C5}
.feature-icon{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;background:var(--jade-soft);color:#3A5F55;
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.feature-mini h4{font-size:17px;margin-bottom:6px}
.feature-mini p{font-size:14.5px;color:var(--text-soft)}

/* ---------- 流程 / 标签切换 ---------- */
.steps-line{display:grid;gap:16px;grid-template-columns:1fr;margin-bottom:36px}
@media (min-width:768px){.steps-line{grid-template-columns:repeat(3,1fr)}}
.step-node{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px;
  box-shadow:var(--sh-1);
}
.step-node .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:13px;font-weight:700;color:var(--orange);letter-spacing:.08em}
.step-node h3{font-size:18px;margin:10px 0 8px}
.step-node p{font-size:14.5px;color:var(--text-soft)}
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.tab-btn{
  height:42px;padding:0 20px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:14.5px;font-weight:600;cursor:pointer;transition:all var(--tr);
}
.tab-btn:hover{border-color:var(--orange);color:var(--orange)}
.tab-btn.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}
.tab-panel{display:none}
.tab-panel.is-active{display:block;animation:fadeUp 320ms cubic-bezier(.2,.7,.3,1)}
.browser{
  border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;background:#fff;box-shadow:var(--sh-1);
}
.browser-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--sand-2);border-bottom:1px solid var(--line)}
.browser-bar i{width:10px;height:10px;border-radius:50%;background:#CFC9BC;display:inline-block}
.browser-url{
  margin-left:12px;flex:1;height:26px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-family:var(--mono);font-size:12px;color:var(--copper);display:flex;align-items:center;padding:0 12px;overflow:hidden;white-space:nowrap;
}
.browser img{width:100%;aspect-ratio:16/9;object-fit:cover}
.panel-note{margin-top:16px;font-size:14.5px;color:var(--text-soft)}

/* ---------- 核对清单 ---------- */
.check-wrap{display:grid;gap:32px;grid-template-columns:1fr;align-items:center}
@media (min-width:1024px){.check-wrap{grid-template-columns:1.05fr 1fr}}
.check-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);font-size:15.5px;
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--jade);margin-top:5px}
.check-list strong{display:block;font-weight:700;margin-bottom:2px}
.check-list span{color:var(--text-soft);font-size:14.5px}
.check-figure{border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2)}
.check-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}

/* ---------- 最新信息 ---------- */
.news-grid{margin-top:0}
.news-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px;
  box-shadow:var(--sh-1);transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D1C5}
.news-card h3{font-size:18px;margin:14px 0 10px;line-height:1.4}
.news-card p{font-size:14.5px;color:var(--text-soft);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}
.news-meta time{font-family:var(--mono);font-size:12.5px;color:var(--copper)}
.news-meta .go{color:var(--orange);font-size:13px;transition:transform var(--tr)}
.news-card:hover .news-meta .go{transform:translateX(4px)}
.news-cell{margin-bottom:24px}
.empty-state{
  border:1px dashed #CFC9BC;border-radius:var(--r-m);background:#fff;padding:36px 24px;text-align:center;
  max-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.empty-state p{color:var(--text-soft);font-size:15px}

/* ---------- 社会认同 ---------- */
.proof-wrap{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){.proof-wrap{grid-template-columns:1fr 1.2fr}}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-1);
  margin-bottom:16px;
}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--jade);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}
.quote-head strong{display:block;font-size:15px}
.quote-head span{font-size:12.5px;color:var(--copper)}
.quote-card p{font-size:15px;color:var(--text-soft)}
.logo-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:768px){.logo-wall{grid-template-columns:repeat(3,1fr)}}
.logo-item{
  height:74px;border:1px solid var(--line);border-radius:var(--r-m);background:#fff;
  display:flex;align-items:center;justify-content:center;gap:8px;
  color:#8A8578;font-weight:700;font-size:14px;filter:grayscale(1);opacity:.75;
  transition:all var(--tr);
}
.logo-item:hover{filter:none;opacity:1;color:var(--ink);border-color:#D6D1C5;transform:translateY(-2px)}
.data-strip{
  margin-top:26px;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;
}
@media (min-width:768px){.data-strip{grid-template-columns:repeat(4,1fr)}}
.data-item{background:#fff;padding:22px 20px;text-align:center}
.data-item .n{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--ink);line-height:1.1}
.data-item .n small{color:var(--orange);font-size:.5em;margin-left:3px}
.data-item .t{font-size:13px;color:var(--copper);margin-top:6px}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:1024px){.faq-wrap{grid-template-columns:340px 1fr}}
.faq-aside{
  background:var(--ink);color:#EDEAE4;border-radius:var(--r-l);padding:30px;align-self:start;
  border:1px solid rgba(255,255,255,.08);
}
.faq-aside h3{font-size:20px;color:#fff;margin-bottom:12px}
.faq-aside p{font-size:14.5px;color:#A9A49A;margin-bottom:22px}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;background:var(--panel);color:#fff;overflow:hidden}
.cta-band .cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.2}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,17,21,.96),rgba(15,17,21,.72))}
.cta-inner{position:relative;z-index:2;padding:56px 0}
@media (min-width:1024px){.cta-inner{padding:80px 0}}
.cta-inner h2{font-size:clamp(24px,3.4vw,38px);color:#fff;margin-bottom:14px}
.cta-inner p{color:#B6B1A6;max-width:560px;margin-bottom:28px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#A9A49A;padding:64px 0 0}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:var(--copper)}
.footer-brand p{font-size:14px;margin-top:16px;max-width:300px;line-height:1.8}
.footer-col h4{font-size:14px;color:#fff;letter-spacing:.08em;margin-bottom:16px}
.footer-col a{display:block;font-size:14px;padding:6px 0;color:#A9A49A}
.footer-col a:hover{color:var(--orange)}
.footer-col li span{display:block;font-size:14px;padding:6px 0;color:#8E897E}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#7E7A70;
}
.footer-bottom a{color:#A9A49A}
.footer-bottom a:hover{color:var(--orange)}

/* ---------- 固定转化条 ---------- */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(15,17,21,.97);
  border-top:1px solid rgba(255,255,255,.12);transform:translateY(110%);
  transition:transform 260ms cubic-bezier(.2,.7,.3,1);
}
.sticky-bar.is-visible{transform:translateY(0)}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.sticky-text{font-size:14.5px;color:#DCD7CC;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:639px){
  .sticky-inner{height:56px}
  .sticky-text{display:none}
  .sticky-inner{justify-content:flex-end}
  .sticky-inner .btn{flex:1}
}
body{padding-bottom:64px}
@media (max-width:639px){body{padding-bottom:56px}}

/* ---------- 动效 ---------- */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.reveal{opacity:0;transform:translateY(16px);transition:opacity 460ms cubic-bezier(.2,.7,.3,1),transform 460ms cubic-bezier(.2,.7,.3,1)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
@media (max-width:1023px){
  .channels{display:none}
  .nav-search{display:none}
  .nav-tools .btn-ghost{display:none}
  .menu-toggle{display:block}
  .nav-inner{gap:12px}
  .brand{margin-right:auto}
}
@media (max-width:639px){
  .nav-tools .btn-primary{display:none}
  .brand-main{font-size:17px}
  .brand-sub{letter-spacing:.08em}
}

/* roulang page: article */
:root{
  --ink:#14161A;
  --panel:#0F1115;
  --orange:#E8611F;
  --orange-dark:#C64F14;
  --celadon:#4F7A6F;
  --bronze:#8A8578;
  --sand:#F6F4EF;
  --sand-2:#EDEAE4;
  --line:#E2DED6;
  --text:#22252A;
  --muted:#6B6F76;
  --ok:#2F7D5D;
  --warn:#B8860B;
  --err:#C0392B;
  --r-sm:6px;
  --r-md:14px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(20,22,26,.06);
  --sh-2:0 18px 40px -18px rgba(20,22,26,.28);
  --sp:clamp(56px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  padding-bottom:72px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em;font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{background:none;border:0;cursor:pointer;font:inherit;color:inherit}
input,select{font:inherit}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 40px}}
@media (min-width:1440px){.container{max-width:1320px}}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s cubic-bezier(.2,.7,.3,1),color .2s,border-color .2s,transform .15s,box-shadow .2s;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--orange-dark);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--orange);
  font-weight:600;font-size:15px;position:relative;
}
.btn-link i{transition:transform .2s cubic-bezier(.2,.7,.3,1)}
.btn-link:hover i{transform:translateX(3px)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.6;
  background:rgba(79,122,111,.1);color:var(--celadon);border:1px solid rgba(79,122,111,.28);
}
.badge-cat{background:rgba(232,97,31,.1);color:var(--orange-dark);border-color:rgba(232,97,31,.3)}
.badge-plain{background:#fff;color:var(--bronze);border-color:var(--line)}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:80;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(20,22,26,.02)}
.topbar{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:15px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:19px;font-weight:900;letter-spacing:-.02em;color:var(--ink)}
.brand-sub{font-size:11px;color:var(--bronze);letter-spacing:.06em}
.channels{display:none}
@media (min-width:1024px){
  .channels{display:block;flex:1 1 auto;min-width:0}
  .channels ul{display:flex;align-items:center;gap:24px}
  .channels a{
    position:relative;display:inline-flex;align-items:center;height:72px;
    font-size:15px;color:var(--muted);font-weight:500;
  }
  .channels a:hover{color:var(--orange)}
  .channels a.is-active{color:var(--ink);font-weight:700}
  .channels a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--orange);border-radius:2px}
}
.nav-actions{display:none}
@media (min-width:1024px){
  .nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
  .nav-actions .btn{height:42px;padding:0 16px;font-size:14px}
}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:42px;padding:0 14px;min-width:230px;
  background:var(--sand);border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--bronze);transition:border-color .2s,background-color .2s;
}
.nav-search:focus-within{border-color:var(--orange);background:#fff}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink)}
.nav-search input::placeholder{color:var(--bronze)}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);display:grid;place-items:center;font-size:17px;color:var(--ink);
}
.nav-toggle:hover{border-color:var(--orange);color:var(--orange)}
@media (min-width:1024px){.nav-toggle{display:none}}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 22px}
.mobile-panel.is-open{display:block}
.mobile-panel ul.mobile-list{display:flex;flex-direction:column;gap:2px}
.mobile-panel ul.mobile-list a{
  display:block;padding:12px 2px;font-size:16px;color:var(--muted);
  border-bottom:1px dashed var(--line);
}
.mobile-panel ul.mobile-list a:hover,.mobile-panel ul.mobile-list a.is-active{color:var(--orange);font-weight:700}
.mobile-actions{display:flex;gap:12px;margin-top:18px}
.mobile-actions .btn{flex:1}

/* 页头 */
.page-head{padding:26px 0 0;background:linear-gradient(180deg,rgba(237,234,228,.9),rgba(246,244,239,0))}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--bronze)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--muted);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.column-label{
  margin-top:14px;font-size:15px;font-weight:700;color:var(--celadon);
  letter-spacing:.02em;
}

/* 文章头 */
.article-head{padding:26px 0 34px;border-bottom:1px dashed var(--line)}
.article-head h1{
  margin:16px 0 0;font-size:clamp(28px,4.4vw,44px);line-height:1.2;letter-spacing:-.02em;
  font-weight:900;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:18px;font-size:13.5px;color:var(--bronze)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--celadon)}
.article-tools{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* 布局 */
.article-section{padding:44px 0 var(--sp)}
.article-layout{display:grid;grid-template-columns:1fr;gap:44px;align-items:start}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:56px}
}
.article-main{max-width:760px}

/* 正文 */
.article-body{font-size:17.5px;line-height:1.9;color:#262A30}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;margin:48px 0 16px;padding-left:15px;
  font-size:26px;line-height:1.35;font-weight:800;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--orange);
}
.article-body h3{margin:32px 0 12px;font-size:20px;font-weight:700;color:var(--ink)}
.article-body h4{margin:24px 0 10px;font-size:17px;font-weight:700}
.article-body a{color:var(--ink);border-bottom:1px solid rgba(232,97,31,.55)}
.article-body a:hover{color:var(--orange)}
.article-body strong{color:var(--ink);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:.5em}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:#fff;
  border-left:3px solid var(--celadon);border-radius:0 var(--r-md) var(--r-md) 0;
  color:#4B5058;box-shadow:var(--sh-1);
}
.article-body img{margin:22px auto;border-radius:var(--r-md)}
.article-body figure{margin:22px 0}
.article-body figcaption{margin-top:8px;font-size:13px;color:var(--bronze);text-align:center}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:20px 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.article-body th{background:var(--sand-2);font-weight:700;color:var(--ink)}
.article-body pre{
  background:var(--panel);color:#E8E5DE;padding:18px 20px;border-radius:var(--r-md);
  overflow-x:auto;font-size:14px;line-height:1.7;margin:20px 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.94em}
.article-body p code,.article-body li code{background:var(--sand-2);padding:2px 6px;border-radius:4px;color:var(--ink)}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0}
@media (max-width:640px){
  .article-body{font-size:16.5px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
}

/* 空态 */
.article-empty{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:40px 28px;max-height:240px;display:flex;flex-direction:column;justify-content:center;
}
.article-empty h2{font-size:22px;margin-bottom:10px}
.article-empty p{color:var(--muted);font-size:15px;margin-bottom:18px}
.article-empty .btn{align-self:flex-start}

/* 侧栏 */
.article-side{display:flex;flex-direction:column;gap:18px}
@media (min-width:1024px){.article-side{position:sticky;top:96px}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--orange)}
.toc li+li,.side-links li+li{border-top:1px dashed var(--line)}
.toc a,.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 0;font-size:14.5px;color:var(--muted);
}
.toc a:hover,.side-links a:hover{color:var(--orange)}
.toc a i,.side-links a i{font-size:11px;color:var(--bronze);transition:transform .2s}
.toc a:hover i,.side-links a:hover i{transform:translateX(3px);color:var(--orange)}
.side-cta{
  background:var(--panel);color:#EDEAE4;border-radius:var(--r-md);padding:24px;
  border:1px solid rgba(255,255,255,.08);
}
.side-cta h3{color:#fff;font-size:17px;margin-bottom:8px}
.side-cta p{font-size:14px;color:rgba(237,234,228,.72);margin-bottom:16px;line-height:1.7}
.side-cta .btn{width:100%}

/* 文末 */
.article-foot{margin-top:44px;padding-top:26px;border-top:1px dashed var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.tag-row .label{font-size:13px;color:var(--bronze);margin-right:2px}
.back-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}

/* 相关推荐 */
.related{padding:0 0 var(--sp)}
.related-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.related-head h2{font-size:clamp(22px,3vw,30px)}
.related-head p{font-size:14px;color:var(--muted);margin-top:8px}
.related-empty{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;color:var(--muted);font-size:14.5px;
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
}
.related-empty i{color:var(--celadon)}
.related-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}

/* 卡片 */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s,border-color .2s;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D1C6}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-media::after{
  content:"hth官网首页网址";position:absolute;left:12px;bottom:10px;
  font-size:12px;color:rgba(255,255,255,.82);
}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:18px;line-height:1.45}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:auto;font-size:13px;color:var(--bronze)}

/* CTA 段 */
.cta-band{background:var(--panel);color:#EDEAE4;padding:72px 0;border-top:1px solid rgba(255,255,255,.08)}
.cta-inner{display:grid;grid-template-columns:1fr;gap:26px;align-items:center}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.4fr .9fr}}
.cta-band h2{color:#fff;font-size:clamp(24px,3.4vw,36px);line-height:1.25}
.cta-band p{color:rgba(237,234,228,.74);font-size:15.5px;margin-top:14px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.cta-band .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(246,244,239,.78);padding:64px 0 26px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}}
.site-footer .brand-main{color:#fff}
.site-footer .brand-sub{color:rgba(246,244,239,.6)}
.site-footer .brand-mark{background:var(--orange)}
.footer-brand p{margin-top:16px;line-height:1.8;max-width:320px;color:rgba(246,244,239,.68)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a:hover{color:var(--orange)}
.footer-col span{color:rgba(246,244,239,.66)}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:13px;color:rgba(246,244,239,.6);
}
.footer-bottom a:hover{color:var(--orange)}

/* 底部固定转化条 */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(15,17,21,.97);border-top:1px solid rgba(255,255,255,.1);
  transform:translateY(110%);transition:transform .3s cubic-bezier(.2,.7,.3,1);
}
.sticky-cta.is-visible{transform:translateY(0)}
.sticky-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding:10px 0}
.sticky-cta-text{color:#EDEAE4;font-size:14.5px;font-weight:600}
@media (max-width:639px){
  .sticky-cta-inner{min-height:56px}
  .sticky-cta-text{display:none}
  .sticky-cta-inner .btn{width:100%}
}

/* 入场动画 */
.fade-up{opacity:0;transform:translateY(14px)}
.fade-up.is-in{opacity:1;transform:none;transition:opacity .45s ease,transform .45s cubic-bezier(.2,.7,.3,1)}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .fade-up{opacity:1;transform:none}
  .card:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#14161A;
  --ink-soft:#565149;
  --panel:#0F1115;
  --orange:#E8611F;
  --orange-dark:#C94F14;
  --celadon:#45705F;
  --celadon-soft:#DCE7E2;
  --copper:#8A8578;
  --sand:#F6F4EF;
  --sand-2:#EDEAE4;
  --line:#E2DED6;
  --white:#FFFFFF;
  --ok:#2F7D5D;
  --warn:#B8860B;
  --err:#C0392B;
  --r-sm:6px;
  --r-md:14px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(20,22,26,.06);
  --sh-2:0 18px 40px -18px rgba(20,22,26,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding-bottom:72px;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--ink);
  background:var(--sand);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--ink);text-decoration:none;text-underline-offset:4px;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
a:hover{color:var(--orange)}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
@media (min-width:1440px){.container{max-width:1320px}}
@media (max-width:1023px){.container{padding:0 20px}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:70;
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:var(--ink);color:var(--orange);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:18px;font-weight:900;letter-spacing:.02em}
.brand-sub{font-size:12px;color:var(--copper);letter-spacing:.08em}
.channels{flex:1;min-width:0}
.channels ul{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;flex-wrap:nowrap}
.channels a{
  display:block;padding:10px 13px;
  font-size:15px;font-weight:500;color:var(--ink);
  border-bottom:2px solid transparent;white-space:nowrap;
  min-height:44px;line-height:24px;
}
.channels a:hover{color:var(--orange)}
.channels a.is-active{font-weight:700;border-bottom-color:var(--orange)}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;min-width:210px;
  background:var(--white);border:1px solid var(--line);border-radius:999px;
  color:var(--copper);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box:focus-within{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,97,31,.12)}
.search-box input{
  width:100%;height:36px;border:0;outline:0;background:transparent;
  font-size:14px;color:var(--ink);
}
.search-box input::placeholder{color:#9A9488}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--white);color:var(--ink);
  font-size:17px;cursor:pointer;
}
.mobile-panel{
  border-top:1px solid var(--line);background:var(--sand);
  padding:12px 0 20px;
}
.mobile-panel ul{list-style:none;margin:0 0 12px;padding:0}
.mobile-panel li a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;font-size:16px;font-weight:500;
  border-bottom:1px solid var(--line);
}
.mobile-panel li a.is-active{color:var(--orange);font-weight:700}
.mobile-panel .mobile-actions{display:flex;gap:10px;margin-top:16px}
.mobile-panel .mobile-actions .btn{flex:1}
@media (max-width:1023px){
  .channels,.header-tools{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .header-inner{min-height:64px}
}
@media (max-width:640px){
  .brand-sub{font-size:11px;letter-spacing:.04em}
}

/* ---------- 按钮 ---------- */
.button,.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  text-decoration:none;white-space:nowrap;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .15s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary,.button.btn-primary{background:var(--orange);color:#fff;border-color:var(--orange)}
.btn-primary:hover{background:var(--orange-dark);border-color:var(--orange-dark);color:#fff;box-shadow:0 10px 24px -12px rgba(232,97,31,.7)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-text{
  height:auto;padding:0;border:0;background:transparent;color:var(--orange);
  font-weight:600;font-size:15px;
}
.btn-text:hover{color:var(--orange-dark)}
.btn-text i{transition:transform .2s var(--ease)}
.btn-text:hover i{transform:translateX(3px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:22px 0 0;font-size:13px;color:var(--copper)}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0;padding:0}
.breadcrumb li+li::before{content:"/";margin:0 8px;color:var(--copper)}
.breadcrumb a{color:var(--ink-soft);border-bottom:1px solid var(--line)}
.breadcrumb a:hover{color:var(--orange);border-bottom-color:var(--orange)}
.breadcrumb [aria-current="page"]{color:var(--ink);font-weight:600}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--panel);color:#fff;
  padding:64px 0 88px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(to right,rgba(255,255,255,.045) 0 1px,transparent 1px 88px),
    repeating-linear-gradient(to bottom,rgba(255,255,255,.045) 0 1px,transparent 1px 88px);
  mask-image:radial-gradient(120% 90% at 88% 12%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(120% 90% at 88% 12%,#000 0%,transparent 72%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-200px;
  background:radial-gradient(circle,rgba(232,97,31,.22),transparent 68%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{
  color:#fff;
  font-size:clamp(34px,6.2vw,64px);
  line-height:1.08;letter-spacing:-.02em;font-weight:900;
  margin:16px 0 20px;
}
.hero h1 .hl{color:var(--orange)}
.hero-sub{font-size:17px;color:rgba(255,255,255,.76);max-width:520px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;color:rgba(255,255,255,.85);letter-spacing:.06em;
}
.hero-eyebrow i{color:var(--orange)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.12);
}
.stat-num{
  font-size:30px;font-weight:800;color:#fff;line-height:1.1;
  font-variant-numeric:tabular-nums;
  font-family:"Space Grotesk","Inter",system-ui,sans-serif;
}
.stat-num span{font-size:15px;color:var(--orange);margin-left:2px}
.stat-label{font-size:13px;color:rgba(255,255,255,.6);margin-top:6px}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.1)}
.hero-visual img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.hero-visual:hover img{transform:scale(1.03)}
.hero-visual-tag{
  position:absolute;left:16px;bottom:16px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(15,17,21,.72);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:#fff;backdrop-filter:blur(6px);
}
.hero-visual-tag i{color:var(--orange)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  min-height:40px;padding:8px 18px;border-radius:999px;
  border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.86);
  font-size:14px;font-weight:500;
}
.chip:hover{border-color:var(--orange);color:#fff;background:rgba(232,97,31,.14)}
@media (max-width:1023px){
  .hero{padding:36px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero h1{margin:12px 0 16px}
}
@media (max-width:640px){
  .hero-stats{grid-template-columns:1fr;gap:16px;padding-top:22px}
  .stat-num{font-size:26px}
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;scroll-margin-top:88px}
.section-alt{background:var(--sand-2)}
.section-dark{background:var(--panel);color:#fff}
@media (max-width:767px){.section{padding:56px 0}}
.section-head{max-width:760px;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--celadon);margin-bottom:12px;
}
.section-head h2{
  position:relative;padding-left:18px;
  font-size:clamp(26px,3.4vw,38px);line-height:1.22;margin:0 0 14px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:5px;
  border-radius:3px;background:var(--orange);
}
.section-head p{color:var(--ink-soft);font-size:16.5px}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-dark .section-head p{color:rgba(255,255,255,.7)}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head .eyebrow{color:var(--orange)}

/* ---------- 分组清单 ---------- */
.groups{display:grid;gap:28px}
.group-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:30px 32px;box-shadow:var(--sh-1);
  transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.group-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.group-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding-bottom:16px;margin-bottom:8px;border-bottom:1px dashed var(--line);
}
.group-head h3{font-size:21px;font-weight:800}
.group-head p{color:var(--ink-soft);font-size:14.5px;margin:8px 0 0}
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1.6;
  background:var(--celadon-soft);color:var(--celadon);border:1px solid rgba(69,112,95,.24);
  white-space:nowrap;
}
.badge-warn{background:#F7EFD9;color:var(--warn);border-color:rgba(184,134,11,.26)}
.badge-ok{background:#E1F0E8;color:var(--ok);border-color:rgba(47,125,93,.26)}
.entry-list{list-style:none;margin:0;padding:0}
.entry{
  display:flex;align-items:center;gap:16px;
  padding:16px 14px;border-radius:10px;
  border-bottom:1px solid var(--line);
  transition:background-color .2s var(--ease);
}
.entry:last-child{border-bottom:0}
.entry:hover{background:var(--sand)}
.entry-num{
  flex:0 0 34px;height:34px;border-radius:10px;
  background:var(--sand-2);color:var(--celadon);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.entry:hover .entry-num{background:rgba(232,97,31,.12);color:var(--orange)}
.entry-body{flex:1;min-width:0}
.entry-title{font-size:16.5px;font-weight:600;margin:0 0 4px;color:var(--ink)}
.entry-desc{font-size:14px;color:var(--ink-soft);line-height:1.65;margin:0}
.entry-arrow{flex:0 0 auto;color:var(--copper);font-size:14px;transition:transform .2s var(--ease),color .2s var(--ease)}
.entry:hover .entry-arrow{color:var(--orange);transform:translateX(4px)}
@media (max-width:640px){
  .group-card{padding:22px 18px}
  .group-head{flex-direction:column;align-items:flex-start;gap:8px}
  .entry{padding:14px 8px;gap:12px}
  .entry-desc{font-size:13.5px}
}

/* ---------- 步骤 ---------- */
.steps-wrap .cell{margin-bottom:22px}
.step-card{
  height:100%;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);
  transition:box-shadow .25s var(--ease),transform .25s var(--ease),border-color .25s var(--ease);
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(232,97,31,.35)}
.step-num{
  font-family:"Space Grotesk","Inter",system-ui,sans-serif;
  font-size:30px;font-weight:800;color:var(--orange);
  font-variant-numeric:tabular-nums;line-height:1;
}
.step-card h3{font-size:18px;margin:14px 0 10px}
.step-card p{font-size:14.5px;color:var(--ink-soft);line-height:1.7}

/* ---------- 更新记录 ---------- */
.news-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.news-item{
  display:flex;align-items:flex-start;gap:20px;
  padding:20px 4px;border-bottom:1px solid var(--line);
}
.news-date{
  flex:0 0 auto;font-size:13px;color:var(--celadon);font-weight:700;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;padding-top:3px;
}
.news-text{font-size:15.5px;color:var(--ink);line-height:1.7}
.news-text small{display:block;color:var(--ink-soft);font-size:13.5px;margin-top:4px}
@media (max-width:640px){
  .news-item{flex-direction:column;gap:8px}
}

/* ---------- 对照清单 ---------- */
.compare{
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
}
.compare-head,.compare-row{
  display:grid;grid-template-columns:1.1fr 1fr 1fr 1.5fr;gap:0;
}
.compare-head{
  background:var(--sand-2);border-bottom:1px solid var(--line);
  font-size:13.5px;font-weight:700;color:var(--ink-soft);letter-spacing:.03em;
}
.compare-head span,.compare-row span{
  padding:16px 20px;border-right:1px solid var(--line);
}
.compare-head span:last-child,.compare-row span:last-child{border-right:0}
.compare-row{border-bottom:1px solid var(--line);font-size:15px;transition:background-color .2s var(--ease)}
.compare-row:last-child{border-bottom:0}
.compare-row:hover{background:var(--sand)}
.compare-row span:first-child{font-weight:600}
.compare-row span:not(:first-child){color:var(--ink-soft);font-size:14.5px}
@media (max-width:767px){
  .compare-head{display:none}
  .compare-row{grid-template-columns:1fr;border-bottom:1px solid var(--line)}
  .compare-row span{border-right:0;padding:10px 18px}
  .compare-row span:first-child{padding-top:18px;font-size:16.5px}
  .compare-row span:not(:first-child)::before{
    content:attr(data-label) "：";color:var(--celadon);font-weight:600;font-size:13px;
  }
  .compare-row span:last-child{padding-bottom:18px}
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:rgba(232,97,31,.42);box-shadow:var(--sh-1)}
.faq-q{
  position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--ink);min-height:44px;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:transparent;border-radius:0 3px 3px 0;transition:background-color .25s var(--ease);
}
.faq-item.is-open .faq-q::before{background:var(--orange)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--sand-2);color:var(--celadon);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;transition:transform .25s var(--ease),background-color .25s var(--ease),color .25s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:rgba(232,97,31,.14);color:var(--orange)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a-inner{padding:0 24px 22px 24px;font-size:15px;line-height:1.85;color:var(--ink-soft)}

/* ---------- CTA ---------- */
.cta-band{background:var(--panel);color:#fff;padding:84px 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;width:460px;height:460px;left:-140px;bottom:-220px;
  background:radial-gradient(circle,rgba(232,97,31,.2),transparent 68%);
}
.cta-inner{position:relative;z-index:1;text-align:center;max-width:760px;margin:0 auto}
.cta-inner h2{color:#fff;font-size:clamp(26px,3.6vw,38px);line-height:1.25;margin-bottom:16px;padding:0}
.cta-inner p{color:rgba(255,255,255,.72);font-size:16.5px;margin-bottom:32px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--panel);color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.55)}
.footer-brand .brand-mark{background:rgba(255,255,255,.08)}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.6);margin-top:18px;line-height:1.8}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px;font-size:14.5px;line-height:1.7}
.footer-col a{color:rgba(255,255,255,.68);min-height:24px;display:inline-block}
.footer-col a:hover{color:var(--orange)}
.footer-col span{color:rgba(255,255,255,.6)}
.footer-bottom{
  margin-top:48px;padding:22px 0 26px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.66)}
.footer-bottom a:hover{color:var(--orange)}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr;gap:28px}}

/* ---------- 底部转化条 ---------- */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:rgba(15,17,21,.97);border-top:1px solid rgba(255,255,255,.12);
  transform:translateY(110%);transition:transform .3s var(--ease);
  backdrop-filter:blur(8px);
}
.sticky-bar.is-visible{transform:translateY(0)}
.sticky-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;
}
.sticky-text{color:rgba(255,255,255,.82);font-size:15px;font-weight:500}
.sticky-text strong{color:#fff}
@media (max-width:640px){
  body{padding-bottom:64px}
  .sticky-inner{min-height:56px}
  .sticky-text{display:none}
  .sticky-inner .btn{width:100%}
}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;animation-iteration-count:1 !important}
  .reveal{opacity:1;transform:none}
  .sticky-bar{transition:none}
}

/* roulang page: category2 */
:root{
  --ink:#14161A;
  --panel:#0F1115;
  --bg:#F6F4EF;
  --bg-alt:#EDEAE4;
  --orange:#E8611F;
  --orange-dark:#C94F14;
  --celadon:#4F7A6F;
  --brass:#8A8578;
  --line:#E2DED6;
  --text:#1B1E24;
  --text-weak:#5C6068;
  --white:#FFFFFF;
  --ok:#2F7D5D;
  --warn:#B8860B;
  --err:#C0392B;
  --r-sm:6px;
  --r-md:14px;
  --r-lg:22px;
  --sh-1:0 1px 2px rgba(20,22,26,.06);
  --sh-2:0 18px 40px -18px rgba(20,22,26,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;
  --sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  padding-bottom:72px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-0.01em;line-height:1.25;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--text);}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 40px;}
@media (min-width:1440px){:root{--container:1320px;}}
.section{padding:96px 0;}
.section--alt{background:var(--bg-alt);}
.section--dark{background:var(--panel);color:#E8E6E1;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.section-head h2{font-size:clamp(26px,3.2vw,38px);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(--orange);}
.section-head .sec-note{font-size:14px;color:var(--text-weak);max-width:520px;}
.eyebrow{font-size:13px;letter-spacing:.08em;color:var(--brass);text-transform:uppercase;font-weight:600;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:0 40px;
  height:74px;display:flex;align-items:center;gap:26px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--ink);color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:19px;font-weight:900;letter-spacing:-0.02em;}
.brand-sub{font-size:11px;color:var(--brass);letter-spacing:.06em;}
.channels{flex:1 1 auto;min-width:0;}
.channels ul{display:flex;align-items:center;gap:22px;}
.channels a{
  display:inline-block;padding:6px 2px;font-size:15px;color:#3B3F46;
  border-bottom:2px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.channels a:hover{color:var(--orange);}
.channels a.is-active{color:var(--ink);font-weight:700;border-color:var(--orange);}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border:1px solid var(--line);border-radius:999px;
  background:#fff;min-width:200px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,97,31,.12);}
.nav-search i{color:var(--brass);font-size:13px;}
.nav-search input{border:0;outline:none;background:transparent;width:100%;font-size:14px;}
.nav-search input::placeholder{color:#9A958A;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease);
}
.btn i{font-size:13px;transition:transform .2s var(--ease);}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 24px -14px rgba(232,97,31,.9);}
.btn-primary:hover{background:var(--orange-dark);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);height:40px;padding:0 16px;font-size:14px;}
.btn-ghost:hover{background:var(--ink);color:#fff;}
.btn-line{background:transparent;color:var(--ink);border-color:var(--line);height:44px;}
.btn-line:hover{border-color:var(--ink);background:#fff;}
.btn-text{background:none;border:0;color:var(--orange);font-weight:600;padding:0;height:auto;}
.btn-text:hover i{transform:translateX(3px);}
.header-tools .btn-primary{height:42px;padding:0 20px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;color:var(--ink);cursor:pointer;align-items:center;justify-content:center;font-size:16px;
}
.nav-toggle:hover{border-color:var(--ink);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;}
.mobile-panel.is-open{display:block;}
.mobile-panel ul{padding:8px 40px 0;}
.mobile-panel li{border-bottom:1px solid var(--line);}
.mobile-panel li:last-child{border-bottom:0;}
.mobile-panel a{display:block;padding:14px 0;font-size:15px;}
.mobile-panel a.is-active{color:var(--orange);font-weight:700;}
.mobile-panel .mp-actions{padding:16px 40px 24px;display:flex;gap:12px;flex-wrap:wrap;}
.mobile-panel .mp-actions .btn{flex:1 1 auto;}

/* ---------- hero ---------- */
.hero-cat{
  position:relative;overflow:hidden;color:#EFEDE8;
  background:var(--panel);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.hero-cat::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(15,17,21,.72),rgba(15,17,21,.94)),
                   url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.9;
}
.hero-cat::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.18) 0 24px,transparent 24px 48px);
}
.hero-inner{position:relative;z-index:2;padding:56px 40px 72px;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:#9C9A94;margin-bottom:22px;}
.breadcrumb a:hover{color:var(--orange);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:#E8E6E1;font-weight:600;}
.hero-cat .badge{margin-bottom:20px;display:inline-flex;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(79,122,111,.16);color:#8FBBAE;border:1px solid rgba(79,122,111,.5);
}
.badge--sand{background:rgba(246,244,239,.1);color:#DCD8CF;border-color:rgba(246,244,239,.22);}
.badge--orange{background:rgba(232,97,31,.14);color:#F0A67F;border-color:rgba(232,97,31,.42);}
.hero-cat h1{
  color:#fff;font-size:clamp(32px,3.6vw,50px);line-height:1.14;max-width:16em;letter-spacing:-0.02em;
}
.hero-sub{margin-top:20px;font-size:17px;color:#B9B6AF;max-width:44em;}
.anchors{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;}
.anchors a{
  display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 16px;border-radius:999px;font-size:14px;
  color:#D7D4CC;border:1px solid rgba(255,255,255,.18);
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.anchors a:hover{border-color:var(--orange);color:#fff;background:rgba(232,97,31,.14);}
.hero-hero-figure{
  margin-top:44px;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 30px 70px -34px rgba(0,0,0,.8);
}
.hero-hero-figure img{width:100%;aspect-ratio:16/7;object-fit:cover;transition:transform .3s var(--ease);}
.hero-hero-figure:hover img{transform:scale(1.03);}

/* ---------- filter bar ---------- */
.filter-bar{
  margin-top:-34px;position:relative;z-index:5;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:20px 24px;
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
}
.filter-field{
  flex:1 1 260px;display:flex;align-items:center;gap:10px;
  height:48px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg);
}
.filter-field:focus-within{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,97,31,.12);}
.filter-field i{color:var(--brass);}
.filter-field input{border:0;background:transparent;outline:none;width:100%;}
.filter-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 13px;border-radius:999px;
  font-size:13px;color:var(--text-weak);border:1px solid var(--line);background:var(--bg);
  transition:all .2s var(--ease);
}
.tag:hover{border-color:var(--orange);color:var(--orange);background:#fff;}
.tag--on{background:var(--ink);color:#fff;border-color:var(--ink);}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:8px;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:12px;bottom:12px;width:1px;
  background:repeating-linear-gradient(180deg,var(--line) 0 8px,transparent 8px 16px);
}
.tl-item{position:relative;padding:0 0 40px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:6px;
  width:19px;height:19px;border-radius:50%;
  background:#fff;border:2px solid var(--brass);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.tl-item:hover::before{border-color:var(--orange);box-shadow:0 0 0 5px rgba(232,97,31,.1);}
.tl-num{
  font-family:"Space Grotesk","Inter",ui-monospace,monospace;
  font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;color:var(--orange);letter-spacing:.06em;
}
.tl-card{
  margin-top:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-1);
  display:grid;grid-template-columns:1fr;gap:20px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.tl-card.has-thumb{grid-template-columns:1fr 232px;align-items:start;}
.tl-card h3{font-size:20px;margin-bottom:10px;}
.tl-card p{color:var(--text-weak);font-size:15.5px;}
.tl-card .tl-meta{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}
.tl-thumb{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);}
.tl-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s var(--ease);}
.tl-thumb:hover img{transform:scale(1.03);}

/* ---------- overview grid ---------- */
.ov-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:20px;}
.ov-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:10px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.ov-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D6D1C7;}
.ov-card h3{font-size:18px;}
.ov-card p{font-size:15px;color:var(--text-weak);}
.ov-lead{grid-row:span 2;background:var(--ink);color:#E7E4DE;border-color:var(--ink);}
.ov-lead h3{color:#fff;font-size:22px;}
.ov-lead p{color:#AEAAA3;font-size:15.5px;}
.ov-lead .ov-cover{margin-top:auto;border-radius:var(--r-md);overflow:hidden;border:1px solid rgba(255,255,255,.12);}
.ov-lead .ov-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.ov-wide{grid-column:span 2;}
.ov-icon{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(79,122,111,.14);color:var(--celadon);font-size:15px;margin-bottom:4px;
}
.ov-lead .ov-icon{background:rgba(232,97,31,.16);color:#F0A67F;}

/* ---------- news ---------- */
.news-list{border-top:1px solid var(--line);}
.news-row{
  display:grid;grid-template-columns:130px 1fr auto;gap:24px;align-items:center;
  padding:22px 8px;border-bottom:1px solid var(--line);
  transition:background-color .2s var(--ease);
}
.news-row:hover{background:#fff;}
.news-row:hover .news-link i{transform:translateX(3px);}
.news-time{
  font-family:"Space Grotesk","Inter",ui-monospace,monospace;
  font-variant-numeric:tabular-nums;font-size:14px;color:var(--brass);
}
.news-title{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.news-desc{font-size:14.5px;color:var(--text-weak);}
.news-link{color:var(--orange);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.news-link i{transition:transform .2s var(--ease);}

/* ---------- faq ---------- */
.faq-accordion{border-top:1px solid var(--line);}
.faq-accordion .accordion-item{
  border:0;border-bottom:1px solid var(--line);background:transparent;position:relative;
}
.faq-accordion .accordion-item::before{
  content:"";position:absolute;left:-14px;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:var(--orange);opacity:0;transition:opacity .2s var(--ease);
}
.faq-accordion .accordion-item.is-active::before{opacity:1;}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;padding:22px 4px;border:0;background:none;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q .faq-ico{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  color:var(--brass);font-size:12px;transition:transform .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.accordion-item.is-active .faq-ico{transform:rotate(180deg);color:var(--orange);border-color:var(--orange);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 4px 24px;font-size:15px;line-height:1.85;color:var(--text-weak);max-width:60em;}

/* ---------- form / cta ---------- */
.cta-block{
  background:var(--panel);color:#E8E6E1;border-radius:var(--r-lg);
  padding:56px;position:relative;overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
}
.cta-block::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,97,31,.28),transparent 68%);
}
.cta-block h2{color:#fff;font-size:clamp(24px,2.8vw,34px);position:relative;}
.cta-block p{margin-top:14px;color:#AEAAA3;max-width:46em;position:relative;}
.cta-form{position:relative;margin-top:32px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:13px;color:#B4B0A8;}
.field input,.field select{
  height:48px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);color:#F1EFEA;
  outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#B4B0A8 50%),linear-gradient(135deg,#B4B0A8 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.field input::placeholder{color:#7C7870;}
.field input:focus,.field select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(232,97,31,.18);}
.field.has-error input,.field.has-error select{border-color:var(--err);}
.field .err-msg{font-size:12.5px;color:#E28C80;display:none;}
.field.has-error .err-msg{display:block;}
.cta-form .form-footer{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:8px;}
.cta-form .form-footer .note{font-size:13px;color:#8E8A83;}
.form-success{
  grid-column:1/-1;display:none;padding:14px 16px;border-radius:var(--r-sm);
  background:rgba(47,125,93,.16);border:1px solid rgba(47,125,93,.5);color:#9FD6BC;font-size:14px;
}
.form-success.is-show{display:block;}

/* ---------- footer ---------- */
.site-footer{background:var(--panel);color:#9C9A94;padding:64px 0 32px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand-main{color:#fff;}
.footer-brand .brand-sub{color:#8E8A83;}
.footer-brand .brand-mark{background:#fff;color:var(--panel);}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.8;max-width:32em;color:#8E8A83;}
.footer-col h4{color:#E8E6E1;font-size:15px;margin-bottom:16px;}
.footer-col li{margin-bottom:10px;font-size:14.5px;}
.footer-col a{transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--orange);}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:#7C7870;
}
.footer-bottom a:hover{color:var(--orange);}

/* ---------- convert bar ---------- */
.convert-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:var(--panel);border-top:1px solid rgba(255,255,255,.1);
  transform:translateY(110%);transition:transform .3s var(--ease);
}
.convert-bar.is-visible{transform:translateY(0);}
.convert-bar .inner{
  max-width:var(--container);margin:0 auto;padding:0 40px;height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.convert-bar .cb-title{color:#E8E6E1;font-size:15px;font-weight:600;}
.convert-bar .cb-sub{color:#8E8A83;font-size:13px;}
.convert-bar .btn{height:42px;padding:0 20px;font-size:14px;}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .nav-search{min-width:150px;}
  .channels ul{gap:16px;}
  .channels a{font-size:14px;}
}
@media (max-width:1023px){
  .channels,.nav-search,.header-tools .btn-ghost{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{padding:0 24px;gap:14px;}
  .wrap{padding:0 24px;}
  .hero-inner{padding:40px 24px 56px;}
  .ov-grid{grid-template-columns:1fr 1fr;}
  .ov-lead{grid-row:span 2;grid-column:span 2;}
  .ov-wide{grid-column:span 2;}
  .tl-card.has-thumb{grid-template-columns:1fr;}
  .tl-thumb{order:-1;max-width:420px;}
  .cta-form{grid-template-columns:1fr 1fr;}
  .cta-block{padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .convert-bar .inner{padding:0 24px;}
  .news-row{grid-template-columns:110px 1fr;gap:16px;}
  .news-row .news-link{grid-column:2;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:32px;}
  .ov-grid{grid-template-columns:1fr;}
  .ov-lead,.ov-wide{grid-column:span 1;grid-row:auto;}
  .cta-form{grid-template-columns:1fr;}
  .cta-block{padding:32px 24px;border-radius:var(--r-md);}
  .filter-bar{padding:16px;gap:12px;}
  .news-row{grid-template-columns:1fr;gap:8px;}
  .news-row .news-link{grid-column:1;}
  .timeline{padding-left:26px;}
  .tl-item::before{left:-26px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  body{padding-bottom:60px;font-size:15px;}
  .wrap{padding:0 20px;}
  .header-inner{padding:0 20px;}
  .hero-inner{padding:32px 20px 48px;}
  .mobile-panel ul{padding:8px 20px 0;}
  .mobile-panel .mp-actions{padding:16px 20px 24px;}
  .convert-bar .inner{height:56px;padding:0 20px;justify-content:flex-end;}
  .convert-bar .cb-title,.convert-bar .cb-sub{display:none;}
  .convert-bar .btn{flex:1 1 auto;}
  .hero-cat h1{font-size:30px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}