/* roulang page: index */
:root{
  --brand:#E85A2A;
  --brand-deep:#B23F16;
  --ink-green:#12332E;
  --accent:#CDEB5A;
  --ink:#1B211F;
  --ink-2:#5C6763;
  --ink-3:#8A938F;
  --bg:#F7F4EE;
  --bg-alt:#FFFFFF;
  --dark:#131A18;
  --line:#E5DFD3;
  --line-2:#F0EBE1;
  --radius-card:16px;
  --radius-img:18px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(19,26,24,.06),0 8px 24px rgba(19,26,24,.06);
  --shadow-2:0 12px 32px rgba(19,26,24,.12);
  --container:1200px;
  --mono:ui-monospace,"SFMono-Regular","DIN Alternate",Menlo,Consolas,monospace;
}
@media (min-width:1440px){:root{--container:1280px}}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-deep)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media (max-width:767px){.container{padding:0 16px}}

/* ---------- 顶部状态条 ---------- */
.status-bar{
  background:var(--dark);
  color:#E9E6DE;
  font-size:13px;
  height:38px;
  display:flex;
  align-items:center;
}
.status-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.status-bar__notice{display:flex;align-items:center;gap:10px;min-width:0}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;box-shadow:0 0 0 4px rgba(205,235,90,.18)}
.status-bar__text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#CFCBC2;letter-spacing:.02em}
.status-bar__right{display:flex;align-items:center;gap:10px;flex:none}
.status-bar__label{color:#9AA39F}
.countdown{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.06em;
  color:var(--accent);
  font-weight:700;
}
@media (max-width:767px){
  .status-bar__text{display:none}
  .status-bar__label{font-size:12px}
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.nav{display:flex;align-items:center;gap:28px;height:74px}
.logo{display:flex;align-items:center;gap:10px;flex:none;color:var(--ink-green)}
.logo:hover{color:var(--ink-green)}
.logo__mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);
}
.logo__text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.logo__tag{
  font-size:11px;font-weight:700;color:var(--brand);
  background:rgba(232,90,42,.1);
  border:1px solid rgba(232,90,42,.24);
  border-radius:var(--radius-pill);
  padding:2px 9px;line-height:1.6;flex:none;
}
.nav__menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav__link{
  position:relative;
  padding:8px 14px;
  font-size:15px;
  color:var(--ink-2);
  border-radius:10px;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav__link:hover{color:var(--ink-green);background:rgba(18,51,46,.05)}
.nav__link.is-active{color:var(--ink-green);font-weight:700}
.nav__link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;
  border-radius:3px;background:var(--brand);
}
.nav__right{margin-left:auto;display:flex;align-items:center;gap:16px;flex:none}
.nav-clock{
  display:flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:var(--bg-alt);border:1px solid var(--line);
  font-size:12px;color:var(--ink-2);
}
.nav-clock b{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  color:var(--brand);font-size:13px;letter-spacing:.05em;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1.5px solid transparent;
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(232,90,42,.26)}
.btn--primary:hover{background:#f0662f;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--primary:active{background:var(--brand-deep);transform:translateY(0);box-shadow:0 3px 10px rgba(178,63,22,.3)}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn--ghost:hover{background:rgba(232,90,42,.06);color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--ghost:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn--dark{background:var(--ink-green);color:#fff}
.btn--dark:hover{background:#1B4A43;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--light{background:#fff;color:var(--ink-green);border-color:transparent}
.btn--light:hover{color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.nav__burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav__burger span{display:block;width:18px;height:2px;background:var(--ink-green);border-radius:2px;position:relative}
.nav__burger span::before,.nav__burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-green);border-radius:2px;
}
.nav__burger span::before{top:-6px}
.nav__burger span::after{top:6px}
@media (max-width:1023px){
  .nav__menu{display:none}
  .nav-clock{display:none}
  .nav__burger{display:inline-flex}
  .nav{gap:16px}
}
@media (max-width:520px){
  .logo__tag{display:none}
  .logo__text{font-size:15px}
  .nav__right .btn{display:none}
}

/* 移动抽屉 */
.mobile-drawer{background:var(--ink-green);color:#fff;padding:24px}
.mobile-drawer .drawer__close{
  width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.24);
  background:transparent;color:#fff;font-size:20px;line-height:1;cursor:pointer;margin-bottom:8px;
}
.mobile-drawer__brand{font-size:16px;font-weight:800;margin-bottom:4px}
.mobile-drawer__desc{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px}
.mobile-drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;color:#fff;font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.mobile-drawer__link:hover{color:var(--accent)}
.mobile-drawer__link.is-active{color:var(--accent);font-weight:700}
.mobile-drawer__cta{margin-top:24px}

/* ---------- Hero ---------- */
.hero{position:relative;isolation:isolate;overflow:hidden;display:flex;align-items:center;min-height:568px;padding:72px 0}
.hero__bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.02)}
.hero__overlay{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(112deg,rgba(18,51,46,.95) 0%,rgba(18,51,46,.84) 40%,rgba(19,26,24,.42) 100%);
}
.hero__inner{max-width:760px}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--accent);
  border:1px solid rgba(205,235,90,.36);border-radius:var(--radius-pill);
  padding:6px 16px;margin-bottom:22px;
  background:rgba(205,235,90,.08);
}
.hero__eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block}
.hero__title{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.25;font-weight:800;color:#fff;letter-spacing:-.01em;
}
.hero__sub{
  margin-top:20px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:620px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__bar{
  margin-top:40px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:16px 20px;border-radius:var(--radius-card);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(6px);
}
.hero__bar-label{font-size:13px;color:rgba(255,255,255,.7)}
.hero__bar-time{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:20px;font-weight:800;color:var(--accent);letter-spacing:.06em}
.hero__bar-divider{width:1px;height:24px;background:rgba(255,255,255,.2)}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  border-radius:var(--radius-pill);padding:5px 14px;
  font-size:12.5px;font-weight:600;line-height:1.7;white-space:nowrap;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.badge--live{background:rgba(232,90,42,.16);color:#FF8A5B}
.badge--soon{background:rgba(205,235,90,.16);color:var(--accent)}
.badge--done{background:rgba(255,255,255,.12);color:rgba(255,255,255,.68)}
.badge--ink{background:rgba(18,51,46,.08);color:var(--ink-green)}
.badge--brand{background:rgba(232,90,42,.1);color:var(--brand)}
.badge--accent{background:rgba(205,235,90,.28);color:#4A6B00}
@media (max-width:767px){
  .hero{min-height:440px;padding:52px 0}
  .hero__sub{font-size:15.5px}
  .hero__actions .btn{flex:1 1 auto}
  .hero__bar{padding:14px 16px;gap:10px}
  .hero__bar-time{font-size:17px}
}

/* ---------- 快捷入口 ---------- */
.quick-entry{position:relative;z-index:5;margin-top:-46px}
.quick-entry__panel{
  background:var(--bg-alt);border:1px solid var(--line);
  border-radius:22px;box-shadow:var(--shadow-1);
  padding:22px 20px;
  display:grid;grid-template-columns:repeat(5,1fr);gap:10px;
}
.entry{
  display:flex;flex-direction:column;gap:6px;align-items:flex-start;
  padding:14px 16px;border-radius:14px;color:var(--ink);
  transition:background .2s ease,transform .2s ease;
}
.entry:hover{background:var(--bg);color:var(--ink);transform:translateY(-2px)}
.entry__icon{
  width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:rgba(232,90,42,.1);color:var(--brand);font-size:16px;font-weight:800;font-family:var(--mono);
}
.entry__icon--green{background:rgba(18,51,46,.08);color:var(--ink-green)}
.entry__icon--lime{background:rgba(205,235,90,.3);color:#4A6B00}
.entry__title{font-size:15px;font-weight:700;color:var(--ink)}
.entry__desc{font-size:12.5px;color:var(--ink-3);line-height:1.6}
@media (max-width:1023px){
  .quick-entry__panel{grid-template-columns:repeat(3,1fr)}
  .quick-entry{margin-top:-32px}
}
@media (max-width:767px){
  .quick-entry__panel{grid-template-columns:repeat(2,1fr);padding:16px 12px;border-radius:18px}
  .entry{padding:12px}
}
@media (max-width:479px){
  .quick-entry__panel{grid-template-columns:1fr 1fr}
}

/* ---------- 通用板块 ---------- */
.section{padding:92px 0}
.section--alt{background:var(--bg-alt)}
.section--tight{padding:72px 0}
.section__head{max-width:720px;margin-bottom:44px}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center}
.section__label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.1em;
  color:var(--brand);margin-bottom:14px;
}
.section__label::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.section__head--center .section__label::after{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
h2.section__title, .section__title{
  font-size:clamp(23px,2.6vw,30px);line-height:1.3;font-weight:700;color:var(--ink-green);letter-spacing:-.01em;
}
.section__desc{margin-top:14px;font-size:16px;color:var(--ink-2);line-height:1.85}
.section__foot{margin-top:40px;display:flex;justify-content:center}
@media (max-width:1023px){.section{padding:72px 0}}
@media (max-width:767px){
  .section{padding:56px 0}
  .section__head{margin-bottom:32px}
  .section__desc{font-size:15px}
}

/* ---------- 步骤带 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-1);position:relative;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.32)}
.step__no{
  width:40px;height:40px;border-radius:12px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:var(--ink-green);color:var(--accent);
  font-family:var(--mono);font-weight:800;font-size:16px;margin-bottom:18px;
}
.step__title{font-size:19px;font-weight:600;color:var(--ink-green);line-height:1.45}
.step__desc{margin-top:10px;font-size:14.5px;color:var(--ink-2);line-height:1.8}
.step__arrow{
  position:absolute;right:-16px;top:50%;transform:translateY(-50%);
  color:var(--line);font-size:20px;z-index:2;
}
.step:last-child .step__arrow{display:none}
@media (max-width:1023px){
  .steps{grid-template-columns:repeat(2,1fr)}
  .step__arrow{display:none}
}
@media (max-width:767px){.steps{grid-template-columns:1fr}}

/* ---------- 奖励 / 权益 ---------- */
.rewards{display:grid;grid-template-columns:1fr 1fr 0.86fr;grid-template-rows:auto auto;gap:24px}
.reward{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.reward:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.32)}
.reward__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-green)}
.reward__media img{width:100%;height:100%;object-fit:cover}
.reward__media .badge{position:absolute;left:14px;top:14px;background:#fff}
.reward__media .badge--brand{background:#fff}
.reward__media .badge--accent{background:var(--accent);color:#3B5500}
.reward__media .badge--done{background:rgba(19,26,24,.72);color:#fff}
.reward__body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.reward__title{font-size:19px;font-weight:600;color:var(--ink-green);line-height:1.45}
.reward__list{display:flex;flex-direction:column;gap:8px}
.reward__list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-2);line-height:1.7}
.reward__list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:var(--brand);
}
.reward--wide{grid-column:span 2}
.reward--wide .reward__media{aspect-ratio:21/8}
.reward--tall{grid-row:span 2}
.reward--tall .reward__media{aspect-ratio:4/3}
@media (max-width:1023px){
  .rewards{grid-template-columns:1fr 1fr}
  .reward--wide{grid-column:span 2}
  .reward--tall{grid-row:auto}
}
@media (max-width:640px){
  .rewards{grid-template-columns:1fr}
  .reward--wide{grid-column:span 1}
}

/* ---------- 进度 / 里程碑 ---------- */
.progress-panel{
  background:var(--dark);color:#fff;border-radius:24px;padding:44px 40px;
  display:grid;grid-template-columns:1fr 1fr;gap:36px 56px;align-items:start;
}
.progress-panel__head{grid-column:span 2}
.progress-panel__title{font-size:23px;font-weight:700;color:#fff;line-height:1.35}
.progress-panel__desc{margin-top:12px;font-size:15px;color:rgba(255,255,255,.66);line-height:1.8;max-width:640px}
.progress-item{display:flex;flex-direction:column;gap:10px}
.progress-item__head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.progress-item__name{font-size:15px;color:rgba(255,255,255,.88)}
.progress-item__val{
  font-family:var(--mono);font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:700;color:var(--accent);
}
.progress-track{height:10px;border-radius:var(--radius-pill);background:rgba(255,255,255,.14);overflow:hidden}
.progress-fill{
  height:100%;border-radius:var(--radius-pill);
  background:linear-gradient(90deg,var(--brand),#F2913F);
  transition:width .3s ease;
}
.progress-fill--lime{background:linear-gradient(90deg,#9FC72F,var(--accent))}
.progress-item__foot{font-size:12.5px;color:rgba(255,255,255,.5)}
.milestones{grid-column:span 2;display:flex;flex-wrap:wrap;gap:12px;padding-top:8px;border-top:1px solid rgba(255,255,255,.12);margin-top:4px}
.milestone{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.72);
  border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-pill);
  padding:8px 16px;
}
.milestone b{color:var(--accent);font-family:var(--mono)}
@media (max-width:1023px){
  .progress-panel{grid-template-columns:1fr;padding:34px 26px;gap:28px;border-radius:20px}
  .progress-panel__head,.milestones{grid-column:span 1}
}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);height:100%;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.3)}
.news-card__link{display:flex;flex-direction:column;height:100%;color:var(--ink)}
.news-card__link:hover{color:var(--ink)}
.news-card__thumb{position:relative;aspect-ratio:16/9;background:var(--ink-green);overflow:hidden}
.news-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card:hover .news-card__thumb img{transform:scale(1.04)}
.news-card__cat{
  position:absolute;left:12px;top:12px;
  background:#fff;color:var(--brand);font-size:12px;font-weight:600;
  border-radius:var(--radius-pill);padding:4px 12px;line-height:1.7;
}
.news-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card__title{
  font-size:17px;font-weight:600;line-height:1.5;color:var(--ink-green);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__desc{
  font-size:14px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  gap:10px;padding-top:12px;border-top:1px solid var(--line-2);
  font-size:12.5px;color:var(--ink-3);
}
.news-card__tag{color:var(--brand);font-weight:600}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;
  background:var(--bg-alt);border:1px dashed var(--line);border-radius:var(--radius-card);
}
.empty-state__icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:16px;
  background:rgba(232,90,42,.1);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;
}
.empty-state__text{font-size:15px;color:var(--ink-2)}
.empty-state__link{display:inline-block;margin-top:16px;font-size:14.5px;font-weight:600;color:var(--brand);border-bottom:1.5px solid currentColor}
@media (max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.news-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.accordion.faq-accordion{
  background:transparent;border:0;
  display:flex;flex-direction:column;gap:14px;
  max-width:900px;margin:0 auto;
}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--bg-alt);box-shadow:var(--shadow-1);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-accordion .accordion-item.is-active{border-color:rgba(232,90,42,.4);box-shadow:var(--shadow-2)}
.faq-accordion .accordion-title{
  font-size:17px;font-weight:600;color:var(--ink-green);
  padding:20px 56px 20px 24px;border:0;background:transparent;position:relative;line-height:1.6;
}
.faq-accordion .accordion-title:hover{background:rgba(232,90,42,.035);color:var(--brand)}
.faq-accordion .accordion-title::before{
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--brand);
  transition:transform .2s ease;content:"+";margin:0;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-accordion .accordion-title::after{display:none}
.faq-accordion .accordion-content{
  padding:0 24px 22px;border:0;background:transparent;color:var(--ink-2);
  font-size:15px;line-height:1.9;border-left:3px solid var(--brand);
}
.faq-accordion .accordion-content p{margin:0}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:var(--dark);color:#fff;position:relative;overflow:hidden;
  padding:76px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,90,42,.32) 0%,rgba(232,90,42,0) 68%);
}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.cta-band__title{font-size:clamp(24px,2.8vw,32px);font-weight:700;line-height:1.35;color:#fff}
.cta-band__desc{margin-top:16px;font-size:16px;color:rgba(255,255,255,.7);line-height:1.85;max-width:520px}
.cta-form{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:20px;padding:28px;
}
.field{margin-bottom:18px}
.field__label{display:block;font-size:13.5px;color:rgba(255,255,255,.78);margin-bottom:8px;letter-spacing:.02em}
.field__input{
  width:100%;height:48px;border-radius:var(--radius-input);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field__input::placeholder{color:rgba(255,255,255,.38)}
.field__input:focus{
  outline:none;border-color:var(--brand);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 3px rgba(232,90,42,.22);
}
.field__hint{font-size:12.5px;color:rgba(255,255,255,.45);margin-top:8px}
.cta-form .btn{width:100%}
@media (max-width:1023px){
  .cta-band__inner{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:60px 0}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.66);padding:64px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:16px}
.footer-brand .logo__mark{background:linear-gradient(140deg,var(--brand),var(--brand-deep))}
.footer-brand__text{font-size:17px;font-weight:800;color:#fff}
.footer-desc{font-size:14px;line-height:1.85;max-width:340px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.64)}
.footer-links a:hover{color:var(--accent)}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14px}
.footer-contact span{color:rgba(255,255,255,.64)}
.footer-contact b{color:#fff;font-weight:600}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.45);
}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;width:48px;height:48px;border-radius:50%;
  background:var(--brand);color:#fff;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:0 10px 26px rgba(232,90,42,.36);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .2s ease;
  z-index:70;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-deep)}

/* roulang page: category1 */
:root{
  --brand:#E85A2A;
  --brand-deep:#B23F16;
  --ink-green:#12332E;
  --accent:#CDEB5A;
  --ink:#1B211F;
  --ink-2:#5C6763;
  --ink-3:#8A938F;
  --bg:#F7F4EE;
  --bg-alt:#FFFFFF;
  --dark:#131A18;
  --line:#E5DFD3;
  --line-2:#F0EBE1;
  --radius-card:16px;
  --radius-img:18px;
  --shadow-1:0 1px 2px rgba(19,26,24,.06),0 8px 24px rgba(19,26,24,.06);
  --shadow-2:0 12px 32px rgba(19,26,24,.12);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:ui-monospace,"DIN Alternate","SF Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,238,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header__inner{display:flex;align-items:center;gap:22px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);font-weight:800}
.logo:hover{color:var(--ink)}
.logo__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--brand);color:#fff;
  font-family:var(--font-num);font-size:15px;font-weight:800;letter-spacing:.02em;
}
.logo__text{font-size:17px;line-height:1.2;letter-spacing:.01em;white-space:nowrap}
.nav__menu{display:flex;align-items:center;gap:4px}
.nav__link{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;border-radius:10px;
  color:var(--ink-2);font-size:15px;font-weight:600;
  transition:color .2s ease,background .2s ease;
}
.nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:3px;border-radius:3px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav__link:hover{color:var(--ink);background:rgba(232,90,42,.07)}
.nav__link.is-active{color:var(--ink)}
.nav__link.is-active::after{transform:scaleX(1)}
.header__actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.countdown{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;
  font-size:13px;color:var(--ink-2);white-space:nowrap;
}
.countdown__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink);letter-spacing:.04em}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(205,235,90,.25);flex:0 0 auto}
.nav__toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);
}
.nav__toggle i{font-size:17px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:999px;
  border:1.5px solid transparent;font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn i{font-size:14px}
.btn--primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn--primary:hover{background:#ef6a3c;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--primary:active{transform:translateY(0);background:var(--brand-deep);box-shadow:0 2px 8px rgba(19,26,24,.14)}
.btn--ghost{background:#fff;border-color:var(--brand);color:var(--brand);border-radius:12px}
.btn--ghost:hover{background:rgba(232,90,42,.07);color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--ghost:active{transform:translateY(0)}
.btn--light{background:var(--accent);color:#1B211F}
.btn--light:hover{background:#d8f16b;color:#1B211F;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px}
.btn--block{width:100%}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,88vw);z-index:120;
  background:#fff;border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:18px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer__close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;display:inline-flex;align-items:center;justify-content:center}
.drawer__links{display:flex;flex-direction:column;gap:4px;margin:6px 0 18px}
.drawer__links a{padding:13px 12px;border-radius:12px;color:var(--ink);font-weight:600;font-size:15.5px}
.drawer__links a:hover{background:rgba(232,90,42,.07)}
.drawer__links a.is-active{background:rgba(232,90,42,.1);color:var(--brand-deep)}
.drawer__status{
  display:flex;align-items:center;gap:8px;padding:12px 14px;border-radius:12px;
  background:var(--ink-green);color:#dfe8e4;font-size:13.5px;margin-bottom:14px;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(19,26,24,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--dark);color:#fff}
.page-hero__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat}
.page-hero__overlay{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(19,26,24,.95) 0%,rgba(18,51,46,.84) 46%,rgba(18,51,46,.36) 100%);
}
.page-hero__inner{position:relative;padding:68px 0 62px;max-width:860px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,.88)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{opacity:.45}
.breadcrumb .current{color:var(--accent)}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(205,235,90,.16);border:1px solid rgba(205,235,90,.4);
  color:var(--accent);font-size:12.5px;font-weight:600;letter-spacing:.06em;margin-bottom:20px;
}
.hero__title{font-size:42px;line-height:1.24;font-weight:800;color:#fff;letter-spacing:0}
.hero__title em{font-style:normal;color:var(--accent)}
.hero__lead{margin-top:18px;font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.82);max-width:660px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.chip{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  font-size:13.5px;color:rgba(255,255,255,.9);
}
.chip b{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:#fff;font-weight:700}
.hero__counter{
  position:relative;display:inline-flex;align-items:center;gap:14px;
  margin-top:26px;padding:12px 20px;border-radius:14px;
  background:rgba(19,26,24,.6);border:1px solid rgba(255,255,255,.14);
}
.hero__counter .label{font-size:13px;color:rgba(255,255,255,.72)}
.hero__counter .value{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:22px;font-weight:800;color:var(--accent);letter-spacing:.06em}

/* ---------- sections ---------- */
.section{padding:92px 0}
.section--alt{background:var(--bg-alt);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section--tight{padding:72px 0}
.section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:44px}
.section__eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;color:var(--brand);letter-spacing:.12em}
.section__eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.section__title{font-size:29px;line-height:1.32;font-weight:700;margin-top:12px}
.section__desc{margin-top:14px;color:var(--ink-2);max-width:660px}
.section__more{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--brand);white-space:nowrap}
.section__more:hover{gap:12px}

/* ---------- feature rows ---------- */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.feature-row + .feature-row{margin-top:76px}
.feature-row.is-reverse .feature__media{order:2}
.feature__media{position:relative;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-1);background:var(--ink-green)}
.feature__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease}
.feature__media:hover img{transform:scale(1.03)}
.feature__media--tall img{aspect-ratio:4/3}
.feature__index{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:var(--ink-green);color:var(--accent);
  font-family:var(--font-num);font-size:17px;font-weight:800;margin-bottom:18px;
}
.feature__body h3{font-size:21px;line-height:1.4;font-weight:600}
.feature__text{margin-top:14px;color:var(--ink-2)}
.feature__list{margin-top:20px;display:flex;flex-direction:column;gap:11px}
.feature__list li{position:relative;padding-left:26px;font-size:15.5px;color:var(--ink-2)}
.feature__list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:14px;height:3px;border-radius:2px;background:var(--brand);
}

/* ---------- cards ---------- */
.card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.32)}
.card__cover{position:relative;background:var(--ink-green)}
.card__cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.card__tag{
  position:absolute;left:12px;top:12px;
  padding:5px 12px;border-radius:999px;
  background:rgba(19,26,24,.8);color:#fff;font-size:12px;font-weight:600;letter-spacing:.02em;
}
.card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__title{
  font-size:18.5px;line-height:1.45;font-weight:600;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__desc{
  margin:0;color:var(--ink-2);font-size:14.5px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--ink-3);
}
.card__meta .link{color:var(--brand);font-weight:600}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;
  background:rgba(232,90,42,.11);color:var(--brand-deep);
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge--soon{background:rgba(205,235,90,.3);color:#4d5c14}
.badge--done{background:rgba(138,147,143,.16);color:var(--ink-2)}
.badge--plain{background:var(--line-2);color:var(--ink-2)}
.badge--plain::before{display:none}

/* ---------- metrics ---------- */
.metric-band{
  background:var(--ink-green);color:#fff;border-radius:22px;
  padding:38px 34px;display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
  box-shadow:var(--shadow-1);
}
.metric{padding-right:20px;border-right:1px solid rgba(255,255,255,.14)}
.metric:last-child{border-right:0;padding-right:0}
.metric__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:38px;font-weight:800;color:var(--accent);letter-spacing:.02em;line-height:1.2}
.metric__num span{font-size:18px;margin-left:2px}
.metric__label{margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.82)}
.metric__note{margin-top:6px;font-size:12.5px;color:rgba(255,255,255,.55)}

/* ---------- faq ---------- */
.faq-accordion{border:0;background:transparent}
.faq-accordion .accordion-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:14px;overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-accordion .accordion-item:hover{box-shadow:var(--shadow-1)}
.faq-accordion .accordion-item.is-active{border-color:rgba(232,90,42,.42)}
.faq-accordion .accordion-item.is-active::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand)}
.faq-accordion .accordion-title{
  padding:19px 58px 19px 22px;font-size:17px;font-weight:600;color:var(--ink);
  border:0;background:transparent;line-height:1.6;
}
.faq-accordion .accordion-title:hover{color:var(--brand-deep)}
.faq-accordion .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:500;color:var(--brand);line-height:1;
  transition:transform .2s ease;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.faq-accordion .accordion-content{
  padding:0 22px 22px;border:0;background:transparent;color:var(--ink-2);font-size:15.5px;
}
.faq-accordion .accordion-content p + p{margin-top:10px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--dark);border-radius:24px;
  padding:56px 48px;color:#fff;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,90,42,.5) 0%,rgba(232,90,42,0) 68%);
}
.cta-band__body{position:relative}
.cta-band h2{color:#fff;font-size:28px;line-height:1.35}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.76);max-width:520px}
.cta-band__list{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.cta-band__list span{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.86);
}
.cta-form{
  position:relative;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:26px;
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:rgba(255,255,255,.86);margin-bottom:8px}
.field input{
  width:100%;height:48px;padding:0 16px;border-radius:12px;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.95);color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:var(--ink-3)}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,90,42,.22)}
.field__hint{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:12px;text-align:center}

/* ---------- empty state ---------- */
.empty{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:48px 24px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:18px;
}
.empty i{font-size:26px;color:var(--brand)}
.empty p{color:var(--ink-2);font-size:15px}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#c3ccc8;padding:66px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px}
.footer-brand__text{line-height:1.3}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:#9aa5a1;max-width:320px}
.footer-title{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px}
.footer-links a{display:block;padding:6px 0;font-size:14px;color:#c3ccc8}
.footer-links a:hover{color:var(--accent)}
.footer-contact span{display:block;padding:5px 0;font-size:14px;color:#9aa5a1}
.footer-contact b{color:#e6ebe8;font-weight:600}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#8b9691;
}

/* ---------- to top ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:90;
  width:48px;height:48px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand);color:#fff;box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,visibility .25s ease,transform .25s ease,background .2s ease;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand-deep);transform:translateY(-2px)}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .nav__menu{display:none}
  .nav__toggle{display:inline-flex}
  .header__actions .countdown{display:none}
  .section{padding:72px 0}
  .section--tight{padding:60px 0}
  .hero__title{font-size:34px}
  .feature-row{gap:34px}
  .metric-band{grid-template-columns:1fr;padding:30px 26px}
  .metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.14);padding:0 0 18px}
  .metric:last-child{border-bottom:0;padding-bottom:0}
  .cta-band{grid-template-columns:1fr;padding:44px 32px;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:16px}
  .section{padding:56px 0}
  .section--tight{padding:50px 0}
  .page-hero__inner{padding:44px 0 46px}
  .hero__title{font-size:29px}
  .hero__lead{font-size:15.5px}
  .hero__actions .btn{width:100%}
  .section__title{font-size:23px}
  .feature-row{grid-template-columns:1fr;gap:24px}
  .feature-row.is-reverse .feature__media{order:0}
  .feature-row + .feature-row{margin-top:52px}
  .cta-band{padding:34px 22px;border-radius:20px}
  .cta-band h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:6px}
  .to-top{right:14px;bottom:18px}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .logo__text{font-size:15px}
  .hero__meta .chip{width:100%}
  .metric__num{font-size:30px}
}
@media (min-width:768px){
  .grid-margin-x > .cell{width:calc(33.333% - 24px)}
}

/* roulang page: article */
:root{
  --brand:#E85A2A;
  --brand-deep:#B23F16;
  --ink-green:#12332E;
  --accent:#CDEB5A;
  --ink:#1B211F;
  --ink-2:#5C6763;
  --ink-3:#8A938F;
  --bg:#F7F4EE;
  --bg-alt:#FFFFFF;
  --dark:#131A18;
  --line:#E5DFD3;
  --line-2:#F0EBE1;
  --radius-card:16px;
  --radius-img:18px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(19,26,24,.06),0 8px 24px rgba(19,26,24,.06);
  --shadow-2:0 12px 32px rgba(19,26,24,.12);
  --mono:ui-monospace,"DIN Alternate","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:0}
p{margin:0 0 1em}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container{max-width:1280px}}

/* 顶部状态条 */
.topbar{background:var(--dark);color:rgba(255,255,255,.78);font-size:13px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}
.topbar__notice{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.72);overflow:hidden;white-space:nowrap}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block;box-shadow:0 0 0 4px rgba(205,235,90,.16)}
.topbar__meta{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.topbar__label{color:rgba(255,255,255,.55)}
.countdown{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;color:var(--accent);letter-spacing:.06em}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60}
.nav-wrap{background:rgba(247,244,238,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-scrolled .nav-wrap{box-shadow:var(--shadow-1)}
.nav__inner{display:flex;align-items:center;gap:22px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto}
.logo:hover{color:var(--ink)}
.logo__mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-deep));color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;letter-spacing:.02em}
.logo__text{font-weight:800;font-size:17px;white-space:nowrap}
.nav__menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav__link{position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-2)}
.nav__link:hover{color:var(--brand);background:rgba(232,90,42,.08)}
.nav__link.is-active{color:var(--ink);font-weight:700}
.nav__link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:2px;background:var(--brand)}
.nav__side{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav__toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;align-items:center;justify-content:center}
.nav__toggle span{position:relative;width:18px;height:2px;background:var(--ink);border-radius:2px;display:block}
.nav__toggle span::before,.nav__toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px}
.nav__toggle span::before{top:-6px}
.nav__toggle span::after{top:6px}

/* 徽章与按钮 */
.badge{display:inline-flex;align-items:center;gap:7px;height:28px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge--live{background:rgba(232,90,42,.12);color:var(--brand-deep)}
.badge--soon{background:rgba(205,235,90,.28);color:#3F5410}
.badge--done{background:rgba(138,147,143,.16);color:var(--ink-2)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:999px;border:1.5px solid transparent;font-size:15px;font-weight:600;line-height:1;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease}
.btn--primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn--primary:hover{background:#F06A3B;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--primary:active{background:var(--brand-deep);transform:translateY(0);box-shadow:none}
.btn--ghost{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn--ghost:hover{background:rgba(232,90,42,.06);color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-1)}
.btn--ghost:active{transform:translateY(0);box-shadow:none}
.btn--light{background:var(--accent);color:var(--ink-green)}
.btn--light:hover{background:#D9F36E;color:var(--ink-green);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--block{width:100%}

/* 文章头 */
.article-hero{position:relative;background:var(--ink-green);color:#fff;padding:40px 0 56px;overflow:hidden}
.article-hero__bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.34}
.article-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(118deg,rgba(18,51,46,.96) 8%,rgba(19,26,24,.62) 62%,rgba(19,26,24,.42) 100%)}
.article-hero__inner{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:rgba(255,255,255,.35)}
.breadcrumb .current{color:rgba(255,255,255,.56);max-width:560px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.02em}
.tag--cat{background:var(--accent);color:var(--ink-green)}
.tag--line{border:1px solid rgba(255,255,255,.28);color:rgba(255,255,255,.82)}
.article-title{font-size:clamp(28px,3.6vw,44px);line-height:1.28;font-weight:800;color:#fff;max-width:920px;margin-bottom:18px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:14px;color:rgba(255,255,255,.72)}
.article-meta time{font-variant-numeric:tabular-nums}
.dot-sep{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.35)}

/* 板块 */
.section{padding:88px 0}
.section--alt{background:var(--bg-alt)}
.section--article{padding:56px 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3}
.section-head p{margin:8px 0 0;color:var(--ink-2);font-size:15px}
.section-more{font-size:14.5px;font-weight:600}

/* 正文布局 */
.article-layout{padding-top:8px}
.article-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:34px 42px;font-size:17px;line-height:1.95;color:#26302C;overflow-x:auto;overflow-wrap:break-word}
.article-body > *:first-child{margin-top:0}
.article-body h2{margin:1.9em 0 .7em;font-size:26px;line-height:1.36;font-weight:700;color:var(--ink);padding-left:14px;border-left:5px solid var(--brand);border-radius:2px}
.article-body h3{margin:1.6em 0 .6em;font-size:20px;line-height:1.45;font-weight:600;color:var(--ink)}
.article-body h4{margin:1.4em 0 .5em;font-size:17px;font-weight:600;color:var(--ink-green)}
.article-body p{margin:0 0 1.2em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em}
.article-body li{margin:.42em 0}
.article-body blockquote{margin:1.6em 0;padding:18px 22px;background:#FBF7F0;border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:var(--ink-2);font-size:16px}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius-img);margin:1.5em 0}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:-.4em}
.article-body table{width:100%;min-width:520px;border-collapse:collapse;font-size:15px;margin:1.5em 0;border:1px solid var(--line)}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body thead th{background:#F4F0E8;font-weight:700;color:var(--ink)}
.article-body tbody tr:nth-child(even){background:#FAF7F1}
.article-body pre{background:var(--dark);color:#E7EFE9;padding:18px 20px;border-radius:12px;overflow-x:auto;font-size:14px;line-height:1.7;margin:1.5em 0}
.article-body code{font-family:var(--mono);font-size:14px;background:#F2EEE5;padding:2px 6px;border-radius:6px}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-deep)}

.empty-state{background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);padding:60px 26px;text-align:center}
.empty-state__icon{width:56px;height:56px;margin:0 auto 18px;border-radius:18px;background:rgba(232,90,42,.1);color:var(--brand);display:grid;place-items:center;font-size:24px;font-weight:800}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-2);max-width:460px;margin:0 auto 22px;font-size:15px;line-height:1.8}

/* 上/下篇 */
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}
.article-nav__card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.article-nav__card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.32);color:inherit}
.article-nav__label{font-size:12.5px;color:var(--ink-3);letter-spacing:.04em}
.article-nav__title{display:block;font-size:16px;font-weight:600;color:var(--ink);margin-top:6px;line-height:1.55}
.article-nav__card:hover .article-nav__title{color:var(--brand)}
.article-nav__card--next{text-align:right}
.article-back{margin-top:20px;text-align:center}
.article-back a{font-size:14.5px;font-weight:600;border-bottom:1px solid currentColor;padding-bottom:2px}

/* 侧栏 */
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-1);margin-bottom:20px}
.aside-title{display:flex;align-items:center;gap:9px;font-size:17px;font-weight:700;margin-bottom:16px}
.aside-title::before{content:"";width:5px;height:16px;border-radius:2px;background:var(--brand)}
.rank-list{list-style:none;margin:0;padding:0}
.rank-list li{display:flex;align-items:flex-start;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line-2)}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-num{flex:0 0 24px;width:24px;height:24px;border-radius:8px;background:var(--bg);color:var(--ink-2);display:grid;place-items:center;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}
.rank-num.is-top{background:var(--brand);color:#fff}
.rank-list a{font-size:15px;color:var(--ink);line-height:1.6}
.rank-list a:hover{color:var(--brand)}
.rank-meta{display:block;font-size:12.5px;color:var(--ink-3);margin-top:3px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{display:inline-flex;align-items:center;height:32px;padding:0 13px;border-radius:999px;border:1px solid var(--line);background:var(--bg);color:var(--ink-2);font-size:13.5px;transition:all .2s ease}
.tag-cloud a:hover{border-color:var(--brand);color:var(--brand);background:rgba(232,90,42,.06)}
.aside-cta{background:var(--ink-green);color:#fff;border-radius:var(--radius-card);padding:24px;border:0}
.aside-cta h3{color:#fff;font-size:18px;margin-bottom:10px}
.aside-cta p{color:rgba(255,255,255,.72);font-size:14px;line-height:1.75;margin-bottom:18px}

/* 卡片 */
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);height:100%;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.32)}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-green)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card:hover .card__media img{transform:scale(1.04)}
.card__tag{position:absolute;top:12px;left:12px;height:26px;display:inline-flex;align-items:center;padding:0 11px;border-radius:999px;background:rgba(19,26,24,.78);color:#fff;font-size:12px;font-weight:600}
.card__body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card__title{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__title a{color:var(--ink)}
.card__title a:hover{color:var(--brand)}
.card__desc{font-size:14px;line-height:1.75;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.card__meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.card__meta .sep{width:4px;height:4px;border-radius:50%;background:var(--line)}

/* FAQ */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.is-open{border-color:rgba(232,90,42,.35);box-shadow:inset 3px 0 0 var(--brand),var(--shadow-1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:none;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--ink);min-height:44px}
.faq-q:hover{color:var(--brand)}
.faq-item.is-open .faq-q{color:var(--brand-deep)}
.faq-icon{position:relative;flex:0 0 18px;width:18px;height:18px}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
.faq-icon::before{top:8px;left:0;width:18px;height:2px}
.faq-icon::after{top:0;left:8px;width:2px;height:18px;transition:transform .2s ease}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a p{padding:0 20px 18px;margin:0;font-size:15.5px;line-height:1.85;color:var(--ink-2)}
.faq-item.is-open .faq-a{max-height:360px}

/* CTA */
.cta-band{position:relative;background:var(--dark);border-radius:24px;padding:48px;overflow:hidden;color:#fff}
.cta-band__bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.2}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.cta-band h2{color:#fff;font-size:clamp(24px,2.6vw,32px);line-height:1.3;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.72);font-size:15.5px;margin-bottom:0}
.cta-form{display:flex;gap:12px;flex-wrap:wrap}
.cta-form input{flex:1 1 220px;height:48px;border-radius:var(--radius-input);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.07);color:#fff;padding:0 16px;font-size:15px}
.cta-form input::placeholder{color:rgba(255,255,255,.48)}
.cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(205,235,90,.18)}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.5)}

/* 页脚 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand__text{color:#fff;font-weight:800;font-size:17px}
.footer-desc{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62);max-width:320px;margin:0}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14.5px}
.footer-links a:hover{color:var(--accent)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.footer-contact b{color:#fff;font-weight:600}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.48)}

/* 返回顶部 */
.back-top{position:fixed;right:24px;bottom:32px;width:48px;height:48px;border-radius:50%;border:0;background:var(--brand);color:#fff;font-size:18px;display:grid;place-items:center;box-shadow:var(--shadow-2);opacity:0;pointer-events:none;transform:translateY(8px);transition:all .25s ease;z-index:50}
.back-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.back-top:hover{background:var(--brand-deep)}

/* 响应式 */
@media (max-width:1023px){
  .nav__menu{position:fixed;top:112px;left:16px;right:16px;flex-direction:column;align-items:stretch;gap:4px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-2);opacity:0;pointer-events:none;transform:translateY(-10px);transition:all .22s ease;margin-left:0}
  .nav__menu.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}
  .nav__link{height:46px;border-radius:12px;font-size:16px}
  .nav__link.is-active{background:rgba(232,90,42,.08)}
  .nav__link.is-active::after{display:none}
  .nav__toggle{display:flex}
  .nav__side .btn{display:none}
  .section{padding:64px 0}
  .article-aside{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band__inner{grid-template-columns:1fr;gap:22px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .topbar__notice{display:none}
  .topbar__inner{justify-content:flex-start;min-height:34px}
  .nav__inner{min-height:64px;gap:12px}
  .logo__text{font-size:15.5px}
  .nav__menu{top:100px}
  .section{padding:52px 0}
  .section--article{padding:36px 0 48px}
  .article-hero{padding:28px 0 40px}
  .article-title{font-size:26px}
  .article-body{padding:22px 20px;font-size:16.5px;border-radius:14px}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .article-nav{grid-template-columns:1fr}
  .article-nav__card--next{text-align:left}
  .cta-band{padding:28px 20px;border-radius:18px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-desc{max-width:none}
  .back-top{right:16px;bottom:20px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .section-head{margin-bottom:24px}
  .article-body table{min-width:420px}
}

/* roulang page: category3 */
:root{
  --brand:#E85A2A;
  --brand-deep:#B23F16;
  --ink-green:#12332E;
  --accent:#CDEB5A;
  --ink:#1B211F;
  --ink-2:#5C6763;
  --ink-3:#8A938F;
  --bg:#F7F4EE;
  --bg-alt:#FFFFFF;
  --dark:#131A18;
  --line:#E5DFD3;
  --line-2:#F0EBE1;
  --r-card:16px;
  --r-img:18px;
  --r-btn:999px;
  --r-btn-2:12px;
  --shadow-1:0 1px 2px rgba(19,26,24,.06),0 8px 24px rgba(19,26,24,.06);
  --shadow-2:0 12px 32px rgba(19,26,24,.12);
  --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;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --font-num:ui-monospace,"DIN Alternate","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand-deep)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.3}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input,textarea{font-family:inherit;font-size:16px}
:focus{outline-color:var(--accent)}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container{max-width:1280px}
}
.section{padding:88px 0}
.section--tight{padding:72px 0}
.section--alt{background:var(--bg-alt)}
.section__head{margin-bottom:44px;max-width:760px}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center}
.section__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.02em;color:var(--brand);
  font-weight:600;margin-bottom:12px;
}
.section__eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);display:block;border-radius:2px}
.section__title{font-size:28px;line-height:1.3;font-weight:700;margin-bottom:14px}
.section__desc{color:var(--ink-2);font-size:16px;margin:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(232,90,42,.24)}
.btn--primary:hover{background:#ef6636;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--primary:active{background:var(--brand-deep);transform:translateY(0);box-shadow:0 3px 10px rgba(178,63,22,.28)}
.btn--ghost{background:#fff;color:var(--brand);border:1.5px solid var(--brand);border-radius:var(--r-btn-2)}
.btn--ghost:hover{background:#fff;color:var(--brand-deep);border-color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--ghost:active{transform:translateY(0);box-shadow:none}
.btn--light{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.42);border-radius:var(--r-btn-2)}
.btn--light:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}
.btn--sm{height:42px;padding:0 20px;font-size:14px}
.btn--block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;filter:grayscale(40%);pointer-events:none}
.link-more{font-size:14px;font-weight:600;color:var(--brand);border-bottom:1px solid rgba(232,90,42,.35);padding-bottom:2px}
.link-more:hover{border-color:var(--brand-deep)}

/* ---------- 顶部状态条 ---------- */
.topbar{background:var(--dark);color:rgba(255,255,255,.82);font-size:13px;height:38px;overflow:hidden}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px}
.topbar__notice{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__label{
  flex:none;background:rgba(205,235,90,.16);color:var(--accent);
  border-radius:4px;padding:1px 8px;font-size:12px;font-weight:600;
}
.topbar__status{display:flex;align-items:center;gap:8px;flex:none;color:#fff}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;box-shadow:0 0 0 3px rgba(205,235,90,.2)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,244,238,.92);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line-2);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1);background:rgba(255,255,255,.94)}
.header__inner{display:flex;align-items:center;gap:24px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:none;color:var(--ink)}
.logo:hover{color:var(--ink)}
.logo__mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#fff;font-family:var(--font-num);font-size:16px;font-weight:700;
  display:flex;align-items:center;justify-content:center;letter-spacing:.02em;
  box-shadow:0 6px 16px rgba(232,90,42,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:16px;font-weight:800;letter-spacing:.01em}
.logo__text span{font-size:11px;color:var(--ink-3);letter-spacing:.06em}
.nav__menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav__link{
  position:relative;display:inline-block;padding:10px 12px;
  font-size:15px;color:var(--ink-2);font-weight:500;border-radius:8px;
}
.nav__link:hover{color:var(--ink);background:rgba(18,51,46,.05)}
.nav__link.is-active{color:var(--brand);font-weight:700}
.nav__link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  border-radius:3px;background:var(--brand);
}
.header__actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex:none}
.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-green);background:#EAF3EE;
  border:1px solid #D7E7DF;border-radius:var(--r-btn);padding:6px 14px;font-weight:600;
}
.status-chip .dot{background:#2FA36B;box-shadow:0 0 0 3px rgba(47,163,107,.16)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;font-size:18px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}

.drawer{
  position:fixed;top:0;right:0;height:100%;width:86%;max-width:340px;
  background:#fff;z-index:90;box-shadow:-12px 0 40px rgba(19,26,24,.16);
  transform:translateX(102%);transition:transform .26s ease;
  padding:20px 22px 32px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer__close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);font-size:18px;color:var(--ink);background:#fff}
.drawer__close:hover{border-color:var(--brand);color:var(--brand)}
.drawer__links{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.drawer__links a{padding:14px 12px;border-radius:12px;color:var(--ink);font-size:16px;font-weight:500}
.drawer__links a:hover{background:var(--bg);color:var(--brand)}
.drawer__links a.is-active{background:#FDF1EB;color:var(--brand);font-weight:700}
.drawer__foot{display:flex;flex-direction:column;gap:12px;border-top:1px solid var(--line-2);padding-top:20px}
.drawer__status{font-size:13px;color:var(--ink-2)}
.overlay{
  position:fixed;inset:0;background:rgba(19,26,24,.45);
  opacity:0;pointer-events:none;transition:opacity .26s ease;z-index:80;
}
.overlay.is-open{opacity:1;pointer-events:auto}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:520px;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(18,51,46,.94) 0%,rgba(18,51,46,.82) 42%,rgba(19,26,24,.42) 100%);
}
.hero__inner{position:relative;z-index:2;padding:96px 24px 84px;max-width:1200px;margin:0 auto;width:100%}
.hero__badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(205,235,90,.16);color:var(--accent);
  border:1px solid rgba(205,235,90,.36);
  border-radius:var(--r-btn);padding:6px 16px;font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero h1{
  font-size:44px;line-height:1.25;font-weight:800;color:#fff;
  max-width:820px;margin-bottom:18px;
}
.hero__sub{
  font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);
  max-width:640px;margin-bottom:32px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero__meta{
  display:flex;flex-wrap:wrap;gap:12px;
}
.hero__meta span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.82);
  border:1px solid rgba(255,255,255,.2);border-radius:var(--r-btn);
  padding:7px 15px;background:rgba(255,255,255,.06);
}
.hero__meta i{color:var(--accent)}

.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.7);margin-bottom:18px;
}
.breadcrumb a{color:rgba(255,255,255,.82)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span.sep{opacity:.5}
.breadcrumb .current{color:rgba(255,255,255,.98);font-weight:600}

/* ---------- 步骤卡（引导型） ---------- */
.step-list{position:relative;display:flex;flex-direction:column;gap:22px;padding-left:0}
.step-list::before{
  content:"";position:absolute;left:34px;top:34px;bottom:34px;width:2px;
  background:linear-gradient(180deg,rgba(232,90,42,.42),rgba(232,90,42,.06));
}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--shadow-1);
  padding:30px 32px 30px 108px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.3)}
.step-card__num{
  position:absolute;left:22px;top:26px;
  width:56px;height:56px;border-radius:16px;
  background:linear-gradient(140deg,var(--brand),var(--brand-deep));
  color:#fff;font-family:var(--font-num);font-size:22px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(232,90,42,.26);
}
.step-card__watermark{
  position:absolute;right:18px;bottom:-18px;
  font-family:var(--font-num);font-size:104px;font-weight:700;line-height:1;
  color:rgba(18,51,46,.045);pointer-events:none;user-select:none;
}
.step-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.step-card p{color:var(--ink-2);margin-bottom:14px;max-width:720px}
.step-card__list{display:flex;flex-wrap:wrap;gap:10px}
.step-card__list li{
  font-size:14px;color:var(--ink-green);background:#F1F5F3;
  border:1px solid #E1EAE5;border-radius:var(--r-btn);padding:6px 14px;
}
.step-card__list li i{color:var(--brand);margin-right:6px}

/* ---------- 指标数据卡 ---------- */
.stats-grid{margin-bottom:0}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 24px;box-shadow:var(--shadow-1);height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.3)}
.stat-card__num{
  font-family:var(--font-num);font-size:40px;line-height:1.1;font-weight:700;
  color:var(--ink-green);font-variant-numeric:tabular-nums;
  display:flex;align-items:baseline;gap:6px;margin-bottom:10px;
}
.stat-card__num em{font-style:normal;font-size:15px;color:var(--brand);font-weight:600}
.stat-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.stat-card p{font-size:14px;color:var(--ink-2);margin:0}

/* ---------- 图文区 ---------- */
.split{display:flex;align-items:center;gap:56px}
.split__media{flex:1 1 48%;min-width:0}
.split__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-img);box-shadow:var(--shadow-1);
}
.split__body{flex:1 1 52%;min-width:0}
.split--reverse{flex-direction:row-reverse}
.checklist{display:flex;flex-direction:column;gap:14px}
.checklist li{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line-2);border-radius:14px;
  padding:16px 18px;transition:border-color .2s ease,box-shadow .2s ease;
}
.checklist li:hover{border-color:rgba(232,90,42,.3);box-shadow:var(--shadow-1)}
.checklist .tick{
  flex:none;width:26px;height:26px;border-radius:8px;margin-top:3px;
  background:#FDF1EB;color:var(--brand);font-size:13px;
  display:flex;align-items:center;justify-content:center;
}
.checklist b{display:block;font-size:16px;font-weight:600;margin-bottom:2px}
.checklist span{font-size:14px;color:var(--ink-2);line-height:1.7}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;border-radius:var(--r-btn);
  padding:5px 14px;background:#F1F5F3;color:var(--ink-green);
  border:1px solid #E1EAE5;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ink-3)}
.badge--doing{background:#FDF1EB;color:var(--brand-deep);border-color:#F6DACE}
.badge--doing::before{background:var(--brand)}
.badge--soon{background:#F6FADF;color:#5A6B15;border-color:#E4EFB4}
.badge--soon::before{background:#A7C32B}
.badge--done{background:#F1F5F3;color:var(--ink-2);border-color:#E1EAE5}
.badge--done::before{background:var(--ink-3)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto}
.accordion{border:0;background:transparent;margin:0}
.accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-1);
  transition:border-color .2s ease;
}
.accordion .accordion-item:hover{border-color:rgba(232,90,42,.3)}
.accordion .accordion-item.is-active{border-color:rgba(232,90,42,.42)}
.accordion .accordion-title{
  border:0;background:transparent;padding:20px 56px 20px 22px;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  position:relative;border-bottom:0;
}
.accordion .accordion-title:hover{background:#FDFAF6;color:var(--brand-deep)}
.accordion .accordion-title::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);line-height:1;
  border:0;margin:0;width:auto;height:auto;left:auto;
}
.accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.accordion .accordion-item.is-active .accordion-title{
  border-left:3px solid var(--brand);padding-left:19px;
}
.accordion .accordion-content{
  border:0;border-top:1px solid var(--line-2);
  padding:18px 22px 22px;color:var(--ink-2);font-size:15.5px;
  background:#FFFDFA;
}
.accordion .accordion-content p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--dark);color:#fff;position:relative;overflow:hidden;
  padding:80px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(232,90,42,.34),rgba(232,90,42,0) 68%);
}
.cta-band__inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:48px;align-items:center}
.cta-band__text{flex:1 1 420px;min-width:0}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.78);max-width:560px;margin:0}
.cta-form{
  flex:1 1 380px;min-width:0;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:24px;
}
.cta-form__field{margin-bottom:16px}
.cta-form label{display:block;font-size:13px;font-weight:600;color:rgba(255,255,255,.8);margin-bottom:8px}
.cta-form input{
  width:100%;height:48px;border-radius:12px;padding:0 16px;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);
  color:#fff;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.cta-form input::placeholder{color:rgba(255,255,255,.42)}
.cta-form input:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.12);
  box-shadow:0 0 0 4px rgba(205,235,90,.16);
}
.cta-form__hint{font-size:12.5px;color:rgba(255,255,255,.52);margin:12px 0 0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;font-size:14px}
.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:16px}
.footer-brand .logo__mark{width:36px;height:36px;border-radius:10px;font-size:15px}
.footer-brand__text{color:#fff;font-size:16px;font-weight:700}
.footer-desc{color:rgba(255,255,255,.6);font-size:14px;line-height:1.8;margin:0;max-width:320px}
.footer-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(255,255,255,.66);font-size:14px}
.footer-links a:hover{color:var(--accent)}
.footer-contact{display:flex;flex-direction:column;gap:10px;color:rgba(255,255,255,.62);font-size:14px}
.footer-contact b{color:#fff;font-weight:600}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  color:rgba(255,255,255,.48);font-size:13px;
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:48px;height:48px;border-radius:50%;
  background:#fff;color:var(--brand);border:1px solid var(--line);
  box-shadow:var(--shadow-1);display:flex;align-items:center;justify-content:center;
  font-size:16px;opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease,background-color .25s ease;
  z-index:70;
}
.to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:var(--brand);color:#fff;box-shadow:var(--shadow-2)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav__menu{display:none}
  .nav-toggle{display:inline-flex}
  .status-chip{display:none}
  .section{padding:72px 0}
  .hero{min-height:480px}
  .hero__inner{padding:76px 24px 68px}
  .hero h1{font-size:36px}
  .split{gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats-grid > .cell{margin-bottom:20px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .section{padding:56px 0}
  .section__title{font-size:23px}
  .section__head{margin-bottom:30px}
  .topbar__notice{display:none}
  .topbar__inner{justify-content:flex-end}
  .logo__text span{display:none}
  .hero{min-height:440px}
  .hero::before{background:linear-gradient(160deg,rgba(18,51,46,.95) 0%,rgba(18,51,46,.86) 55%,rgba(19,26,24,.6) 100%)}
  .hero__inner{padding:60px 24px 56px}
  .hero h1{font-size:29px;line-height:1.32}
  .hero__sub{font-size:15.5px;margin-bottom:26px}
  .hero__actions{flex-direction:column;align-items:stretch;gap:12px;margin-bottom:26px}
  .hero__actions .btn{width:100%}
  .hero__meta{gap:8px}
  .hero__meta span{font-size:12px;padding:6px 12px}
  .step-list::before{display:none}
  .step-card{padding:76px 20px 22px 20px}
  .step-card__num{left:20px;top:18px;width:46px;height:46px;font-size:18px;border-radius:13px}
  .step-card__watermark{font-size:72px;bottom:-10px;right:12px}
  .split{flex-direction:column;gap:26px}
  .split--reverse{flex-direction:column}
  .split__media img{aspect-ratio:16/10}
  .cta-band{padding:56px 0}
  .cta-band__inner{gap:28px}
  .cta-band h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-desc{max-width:none}
  .footer-bottom{flex-direction:column;gap:6px}
  .to-top{right:16px;bottom:18px;width:44px;height:44px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .hero h1{font-size:26px}
  .stat-card__num{font-size:34px}
  .accordion .accordion-title{font-size:16px;padding:18px 50px 18px 18px}
  .accordion .accordion-item.is-active .accordion-title{padding-left:15px}
}

/* roulang page: category2 */
:root{
  --brand:#E85A2A;
  --brand-deep:#B23F16;
  --ink-green:#12332E;
  --accent:#CDEB5A;
  --ink:#1B211F;
  --ink-2:#5C6763;
  --ink-3:#8A938F;
  --bg:#F7F4EE;
  --bg-alt:#FFFFFF;
  --dark:#131A18;
  --line:#E5DFD3;
  --line-2:#F0EBE1;
  --radius-card:16px;
  --radius-img:18px;
  --radius-btn:999px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(19,26,24,.06),0 8px 24px rgba(19,26,24,.06);
  --shadow-2:0 12px 32px rgba(19,26,24,.12);
  --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;
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:ui-monospace,"DIN Alternate","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-sans);font-size:16.5px;line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
p{line-height:1.85;margin:0 0 1em;color:var(--ink-2)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:0}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0}
li{list-style:none}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-deep)}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink-green);color:#fff;padding:10px 18px;z-index:200}
.skip-link:focus{left:16px;top:16px;color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 顶部状态条 ---------- */
.topbar{background:var(--ink-green);color:#E7EFEA;font-size:13.5px}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}
.topbar__notice{color:#C6D6CF;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar__status{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-family:var(--font-num);white-space:nowrap}
.topbar__status .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(205,235,90,.22)}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.nav{background:rgba(247,244,238,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-scrolled .nav{box-shadow:var(--shadow-1)}
.nav__inner{display:flex;align-items:center;gap:24px;min-height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:17px}
.logo:hover{color:var(--ink)}
.logo__mark{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--brand);color:#fff;font-family:var(--font-num);font-size:15px;letter-spacing:.02em}
.logo__text{white-space:nowrap}
.nav__menu{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav__link{position:relative;display:inline-block;padding:10px 14px;color:var(--ink-2);font-size:15.5px;font-weight:500;border-radius:10px}
.nav__link:hover{color:var(--brand);background:rgba(232,90,42,.07)}
.nav__link.is-active{color:var(--ink);font-weight:700}
.nav__link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;background:var(--brand)}
.nav__actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav__badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:#EAF3D6;color:#3F5A14;font-size:12.5px;font-weight:600;letter-spacing:.02em}
.nav__badge::before{content:"";width:6px;height:6px;border-radius:50%;background:#7BA22A}
.nav__toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);cursor:pointer}
.nav__toggle i{font-size:18px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:var(--radius-btn);font-weight:600;font-size:15.5px;line-height:1;border:1.5px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(232,90,42,.24)}
.btn--primary:hover{background:#F26A3A;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--primary:active{background:var(--brand-deep);transform:translateY(0);box-shadow:0 2px 8px rgba(19,26,24,.18)}
.btn--ghost{background:#fff;color:var(--brand);border-color:var(--brand);border-radius:12px}
.btn--ghost:hover{background:#FFF4EF;color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--ghost:active{transform:translateY(0);box-shadow:0 2px 8px rgba(19,26,24,.12)}
.btn--light{background:#fff;color:var(--ink-green)}
.btn--light:hover{background:var(--accent);color:var(--ink-green);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn--sm{min-height:42px;padding:0 18px;font-size:14.5px}
.btn[disabled],.btn.is-disabled{opacity:.4;filter:grayscale(40%);pointer-events:none}

/* ---------- 内页首屏 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--dark)}
.page-hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.02)}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(19,26,24,.94) 6%,rgba(18,51,46,.86) 46%,rgba(19,26,24,.42) 100%)}
.page-hero__inner{position:relative;z-index:2;padding:72px 24px 64px;max-width:1200px;margin:0 auto}
@media (min-width:1440px){.page-hero__inner{max-width:1280px}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:rgba(205,235,90,.14);border:1px solid rgba(205,235,90,.4);color:var(--accent);font-size:13px;font-weight:600;letter-spacing:.02em}
.page-hero__title{margin:20px 0 14px;font-size:44px;font-weight:800;line-height:1.22;color:#fff;max-width:760px}
.page-hero__lead{color:#CBD8D3;font-size:17.5px;max-width:660px;margin-bottom:26px}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.page-hero__meta{display:flex;flex-wrap:wrap;gap:12px}
.page-hero__meta li{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#DCE6E1;font-size:14px;font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 0;font-size:13.5px;color:var(--ink-3)}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb li+li::before{content:"›";margin-right:10px;color:var(--ink-3)}
.breadcrumb .is-current{color:var(--ink-3)}
.breadcrumb li{display:inline-flex;align-items:center}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section--alt{background:var(--bg-alt);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section--dark{background:var(--dark);color:#E3EAE6}
.section__head{max-width:720px;margin-bottom:44px}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center}
.section__label{display:inline-block;font-family:var(--font-num);font-size:13px;letter-spacing:.12em;color:var(--brand);text-transform:uppercase;margin-bottom:12px}
.section__title{font-size:30px;font-weight:700;margin-bottom:14px}
.section__desc{font-size:16.5px;color:var(--ink-2);margin:0}
.section--dark .section__title,.section--dark h2,.section--dark h3{color:#fff}
.section--dark p{color:#B9C7C2}

/* ---------- 图文对照 ---------- */
.feature-row{margin-bottom:44px}
.media-frame{margin:0;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-1);aspect-ratio:16/9;background:linear-gradient(135deg,var(--ink-green),#1E4A42)}
.media-frame img{width:100%;height:100%;object-fit:cover}
.feature-list{display:grid;gap:14px;margin-top:18px}
.feature-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--ink-2)}
.feature-list li i{color:var(--brand);margin-top:6px;font-size:13px}

/* ---------- 对照矩阵 ---------- */
.matrix-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius-card)}
.matrix{width:100%;border-collapse:separate;border-spacing:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);min-width:720px}
.matrix th,.matrix td{padding:18px 20px;text-align:left;vertical-align:top;font-size:15px;border-bottom:1px solid var(--line-2)}
.matrix thead th{background:var(--ink-green);color:#fff;font-size:14px;font-weight:600;letter-spacing:.02em;border-bottom:none}
.matrix tbody tr:nth-child(even){background:#FCFAF6}
.matrix tbody tr:hover{background:#FFF6F1}
.matrix tbody tr:last-child td{border-bottom:none}
.matrix td:first-child{font-weight:700;color:var(--ink-green);font-size:15.5px}
.matrix .cell-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;color:var(--ink)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:12px}
.timeline::before{content:"";position:absolute;top:24px;left:6%;right:6%;height:2px;background:linear-gradient(90deg,var(--brand),var(--accent));opacity:.45}
.timeline__item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.timeline__item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(232,90,42,.4)}
.timeline__num{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:var(--ink-green);color:var(--accent);font-family:var(--font-num);font-size:17px;font-weight:700;margin-bottom:16px}
.timeline__item h3{font-size:19px;margin-bottom:10px}
.timeline__item p{font-size:15px;margin:0}

/* ---------- 双列要点 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.split__card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px 26px;box-shadow:var(--shadow-1)}
.split__card h3{font-size:20px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.split__card h3 span{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:rgba(232,90,42,.1);color:var(--brand);font-family:var(--font-num);font-size:15px}
.point-list li{position:relative;padding:14px 0 14px 30px;border-bottom:1px dashed var(--line-2);font-size:15.5px;color:var(--ink-2)}
.point-list li:last-child{border-bottom:none;padding-bottom:0}
.point-list li::before{content:"";position:absolute;left:2px;top:22px;width:10px;height:10px;border-radius:3px;background:var(--brand)}
.point-list--accent li::before{background:var(--ink-green)}

/* ---------- 指标卡 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stat-card{background:var(--ink-green);color:#fff;border-radius:var(--radius-card);padding:30px 26px;position:relative;overflow:hidden;box-shadow:var(--shadow-1)}
.stat-card::after{content:"";position:absolute;right:-30px;bottom:-40px;width:130px;height:130px;border-radius:50%;background:rgba(205,235,90,.08)}
.stat-card__value{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:40px;font-weight:700;color:var(--accent);line-height:1.1;margin-bottom:8px}
.stat-card__label{font-size:17px;font-weight:600;color:#fff;margin-bottom:8px}
.stat-card__note{font-size:14px;color:#B9C7C2;margin:0;position:relative;z-index:2}

/* ---------- FAQ ---------- */
.faq.accordion{background:transparent;border:none;margin:0;max-width:900px}
.faq .accordion-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .2s ease}
.faq .accordion-item.is-active{border-color:rgba(232,90,42,.4)}
.faq .accordion-title{display:block;padding:20px 56px 20px 22px;font-size:17px;font-weight:600;color:var(--ink);background:#fff;border:none;line-height:1.55;position:relative}
.faq .accordion-title:hover{color:var(--brand);background:#FFFCF8}
.faq .accordion-title::before{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-family:var(--font-num);font-size:22px;font-weight:400;color:var(--brand);transition:transform .2s ease}
.faq .accordion-item.is-active .accordion-title::before{content:"−"}
.faq .accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--brand)}
.faq .accordion-content{padding:0 22px 22px;border:none;background:#fff;color:var(--ink-2);font-size:15.5px;box-shadow:inset 3px 0 0 var(--brand)}
.faq .accordion-content p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta-band{background:var(--dark);padding:80px 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;top:-120px;right:-80px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(232,90,42,.28),transparent 68%)}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:14px}
.cta-band p{color:#B9C7C2;font-size:16.5px;margin:0}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-points span{padding:7px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.16);color:#D6E1DC;font-size:13.5px}
.form-panel{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-card);padding:28px 26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;color:#CBD8D3;margin-bottom:8px;font-weight:500}
.field input{width:100%;height:48px;padding:0 16px;border-radius:var(--radius-input);border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;transition:border-color .2s ease,box-shadow .2s ease}
.field input::placeholder{color:#8A9A94}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,90,42,.22)}
.form-hint{font-size:13px;color:#93A29C;margin:12px 0 0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#C3CFCA;padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand__text{font-size:17px;font-weight:800;color:#fff}
.footer-desc{font-size:14.5px;color:#94A39D;margin:0;max-width:320px}
.footer-title{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#A9B7B1;font-size:14.5px}
.footer-links a:hover{color:var(--accent)}
.footer-contact{display:grid;gap:10px;font-size:14.5px;color:#A9B7B1}
.footer-contact b{color:#E4EBE7;font-weight:600}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:13.5px;color:#8A9893}

/* ---------- 返回顶部 ---------- */
.back-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-2);opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity .25s ease,transform .25s ease;z-index:90}
.back-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.back-top:hover{background:var(--brand-deep);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav__menu{position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;flex-direction:column;align-items:stretch;gap:6px;padding:88px 20px 28px;background:#fff;box-shadow:-16px 0 40px rgba(19,26,24,.18);transform:translateX(104%);transition:transform .28s ease;z-index:120;overflow-y:auto}
  .nav__menu.is-open{transform:translateX(0)}
  .nav__link{padding:14px 12px;font-size:16px;border-bottom:1px solid var(--line-2)}
  .nav__link.is-active::after{display:none}
  .nav__link.is-active{color:var(--brand);background:rgba(232,90,42,.07)}
  .nav__toggle{display:inline-grid;place-items:center;margin-left:auto}
  .nav__actions .nav__badge{display:none}
  .nav__actions{margin-left:0}
  .nav__actions .btn{display:none}
  .section{padding:72px 0}
  .page-hero__inner{padding:56px 24px 52px}
  .page-hero__title{font-size:36px}
  .timeline{grid-template-columns:1fr 1fr}
  .timeline::before{display:none}
  .split{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 18px}
  .topbar__notice{display:none}
  .section{padding:56px 0}
  .section__title{font-size:24px}
  .page-hero__title{font-size:29px}
  .page-hero__lead{font-size:16px}
  .page-hero__actions .btn{width:100%}
  .page-hero__meta{display:none}
  .matrix-wrap{overflow:visible;border-radius:0}
  .matrix{min-width:0;border:none;background:transparent;box-shadow:none;border-radius:0;display:block}
  .matrix thead{display:none}
  .matrix tbody,.matrix tr,.matrix td{display:block;width:100%}
  .matrix tr{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);margin-bottom:16px;padding:6px 0}
  .matrix td{border-bottom:1px dashed var(--line-2);padding:12px 20px;display:flex;gap:14px;align-items:flex-start}
  .matrix td:last-child{border-bottom:none}
  .matrix td::before{content:attr(data-label);flex:0 0 84px;color:var(--ink-3);font-size:13px}
  .matrix td:first-child{font-size:17px;padding-top:16px}
  .timeline{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .back-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .logo__text{font-size:15px}
  .logo__mark{width:32px;height:32px}
  .page-hero__title{font-size:26px}
  .split__card{padding:22px 18px}
  .form-panel{padding:22px 18px}
}