/* roulang page: index */
:root{
  --c-bg:#F7F5EF;
  --c-surface:#FFFFFF;
  --c-ink:#17161D;
  --c-muted:#6B6678;
  --c-primary:#B8FF3D;
  --c-primary-dark:#8FD400;
  --c-secondary:#FF6B4A;
  --c-accent:#7C5CFF;
  --c-dark:#14121C;
  --c-dark-2:#1E1B2B;
  --c-line:#E6E1D6;
  --c-success:#2FBF71;
  --c-warning:#F2B53A;
  --r-card:16px;
  --r-btn:12px;
  --r-input:12px;
  --r-badge:6px;
  --r-img:12px;
  --shadow-1:0 8px 24px rgba(20,18,28,.08);
  --shadow-2:0 16px 40px rgba(20,18,28,.12);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Rajdhani","DIN Alternate",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:var(--c-ink);text-decoration:none;transition:color .2s ease;}
a:hover,a:focus{color:var(--c-primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(184,255,61,.45);border-radius:6px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 40px;
}
.container--wide{max-width:1320px;}

/* ---------- topbar ---------- */
.topbar{
  background:var(--c-dark);
  color:#F3F1EA;
  font-size:13px;
  line-height:1;
}
.topbar__inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:34px;
  padding-top:8px;
  padding-bottom:8px;
}
.topbar__domain{
  font-family:var(--font-num);
  font-weight:600;
  letter-spacing:.04em;
  color:var(--c-primary);
}
.topbar__tip{color:rgba(243,241,234,.72);}
.topbar__link{
  margin-left:auto;
  color:#F3F1EA;
  border-bottom:1px solid rgba(184,255,61,.5);
  padding-bottom:2px;
}
.topbar__link:hover,.topbar__link:focus{color:var(--c-primary);}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
}
.site-header__inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand__mark{
  width:34px;height:34px;border-radius:10px;
  background:
    radial-gradient(circle at 30% 30%, var(--c-primary) 0 22%, transparent 23%),
    linear-gradient(140deg, var(--c-accent), var(--c-dark-2));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
}
.brand__text{
  display:block;
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.2;
}
.brand__sub{
  display:block;
  font-size:12px;
  font-weight:400;
  color:var(--c-muted);
  letter-spacing:.06em;
  margin-top:2px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.main-nav a{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:#3A3644;
  border-bottom:2px solid transparent;
}
.main-nav a:hover,.main-nav a:focus{background:rgba(184,255,61,.18);color:var(--c-ink);}
.main-nav a.is-active{
  color:var(--c-ink);
  font-weight:700;
  border-bottom-color:var(--c-primary);
  background:rgba(184,255,61,.14);
}
.nav-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;
  margin-left:auto;
  min-height:44px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-ink);
  background:transparent;
  color:var(--c-ink);
  font-weight:600;
}
.nav-toggle:hover{background:var(--c-ink);color:#fff;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  font-weight:700;
  text-align:center;
  transition:transform .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn--sm{min-height:44px;padding:0 18px;font-size:15px;}
.btn--primary{background:var(--c-primary);color:var(--c-ink);box-shadow:var(--shadow-1);}
.btn--primary:hover,.btn--primary:focus{background:var(--c-primary-dark);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn--primary:active{transform:scale(.98);}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink);}
.btn--ghost:hover,.btn--ghost:focus{background:var(--c-ink);color:#fff;}
.btn--ghost-light{background:transparent;color:#F7F5EF;border-color:rgba(247,245,239,.55);}
.btn--ghost-light:hover,.btn--ghost-light:focus{background:#F7F5EF;color:var(--c-dark);}
.btn--link{
  min-height:auto;padding:0;border:none;background:none;
  color:var(--c-ink);font-weight:600;
  border-bottom:2px solid var(--c-primary);
  border-radius:0;
}
.btn--link:hover,.btn--link:focus{color:var(--c-primary-dark);border-bottom-color:var(--c-primary-dark);}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;}

/* ---------- eyebrow / badges ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-muted);
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:18px;height:2px;background:var(--c-primary-dark);border-radius:2px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border-radius:var(--r-badge);
  font-size:12px;
  font-weight:600;
  line-height:1.6;
  background:rgba(124,92,255,.12);
  color:#4B34C4;
}
.badge--primary{background:rgba(184,255,61,.28);color:#4A6B00;}
.badge--up{background:rgba(47,191,113,.16);color:#1E7A48;}
.badge--warn{background:rgba(242,181,58,.2);color:#8A5B00;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  display:flex;
  align-items:center;
  min-height:600px;
  padding:72px 0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  color:#F7F5EF;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(118deg, rgba(20,18,28,.95) 0%, rgba(20,18,28,.86) 46%, rgba(30,27,43,.62) 100%);
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(184,255,61,.18) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.35;
  pointer-events:none;
}
.hero__inner{position:relative;z-index:2;width:100%;}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center;}
.hero__tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(184,255,61,.5);
  background:rgba(184,255,61,.12);
  color:var(--c-primary);
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
}
.hero h1{
  margin:22px 0 0;
  font-size:clamp(32px,5vw,56px);
  font-weight:800;
  line-height:1.18;
  letter-spacing:-.02em;
}
.hero h1 em{
  font-style:normal;
  color:var(--c-primary);
}
.hero__lead{
  margin-top:20px;
  max-width:36em;
  font-size:17px;
  line-height:1.9;
  color:rgba(247,245,239,.84);
}
.hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero__note{
  margin-top:20px;
  font-size:13px;
  color:rgba(247,245,239,.6);
}
.hero__cards{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}
.mini-card{
  padding:20px 22px;
  border-radius:var(--r-card);
  background:rgba(20,18,28,.62);
  border:1px solid rgba(247,245,239,.16);
  backdrop-filter:blur(6px);
}
.mini-card__label{font-size:13px;color:rgba(247,245,239,.66);}
.mini-card__value{
  display:flex;
  align-items:baseline;
  gap:6px;
  margin-top:6px;
  font-size:34px;
  font-weight:700;
  line-height:1.1;
  color:var(--c-primary);
}
.mini-card__value span{font-size:14px;color:rgba(247,245,239,.7);font-family:var(--font-sans);font-weight:500;}
.mini-card__bar{
  margin-top:12px;
  height:6px;
  border-radius:999px;
  background:rgba(247,245,239,.16);
  overflow:hidden;
}
.mini-card__bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));}

/* ---------- section base ---------- */
.section{padding:88px 0;}
.section--dark{background:var(--c-dark);color:#F3F1EA;}
.section--tight{padding-top:72px;padding-bottom:72px;}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head h2{
  margin-top:14px;
  font-size:clamp(26px,3.2vw,40px);
  font-weight:700;
  line-height:1.3;
  letter-spacing:-.01em;
}
.section-head p{margin-top:14px;color:var(--c-muted);}
.section--dark .section-head p{color:rgba(243,241,234,.72);}
.section--dark .eyebrow{color:rgba(243,241,234,.6);}

/* ---------- KPI board ---------- */
.kpi-board{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:20px;
}
.kpi{
  grid-column:span 2;
  padding:24px;
  border-radius:var(--r-card);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.kpi:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--shadow-2);}
.kpi--wide{grid-column:span 3;}
.kpi__head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.kpi__name{font-size:14px;color:var(--c-muted);}
.kpi__value{
  margin-top:14px;
  display:flex;
  align-items:baseline;
  gap:8px;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:42px;
  font-weight:700;
  line-height:1;
  color:var(--c-ink);
}
.kpi__value span{font-family:var(--font-sans);font-size:14px;font-weight:500;color:var(--c-muted);}
.kpi__desc{margin-top:12px;font-size:14px;color:var(--c-muted);line-height:1.75;}
.kpi__track{margin-top:16px;height:6px;border-radius:999px;background:#EFEBE1;overflow:hidden;}
.kpi__track i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--c-primary-dark),var(--c-primary));}
.kpi--accent .kpi__track i{background:linear-gradient(90deg,var(--c-accent),#B4A4FF);}

/* ---------- bento services ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:20px;
}
.bento__item{
  position:relative;
  padding:26px;
  border-radius:var(--r-card);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.bento__item:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--shadow-2);}
.bento__item--a{grid-column:span 6;padding:0;overflow:hidden;display:grid;grid-template-rows:220px auto;}
.bento__item--b{grid-column:span 3;}
.bento__item--c{grid-column:span 3;}
.bento__item--d{grid-column:span 4;}
.bento__item--e{grid-column:span 4;}
.bento__item--f{grid-column:span 4;}
.bento__media{position:relative;overflow:hidden;}
.bento__media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.bento__media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,18,28,0) 30%,rgba(20,18,28,.82) 100%);
}
.bento__media-tag{
  position:absolute;
  left:20px;bottom:16px;
  z-index:2;
  font-size:13px;
  font-weight:600;
  color:var(--c-primary);
  letter-spacing:.06em;
}
.bento__body{padding:22px 26px 26px;display:flex;flex-direction:column;gap:10px;}
.bento__no{
  font-family:var(--font-num);
  font-size:13px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--c-muted);
}
.bento__item h3{font-size:20px;font-weight:600;line-height:1.45;}
.bento__item p{font-size:15px;color:var(--c-muted);line-height:1.8;}
.bento__link{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-ink);border-bottom:2px solid var(--c-primary);align-self:flex-start;padding-bottom:2px;}
.bento__link:hover{color:var(--c-primary-dark);}

/* ---------- comparison ---------- */
.compare{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.compare__col{
  padding:28px;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:var(--c-surface);
  box-shadow:var(--shadow-1);
}
.compare__col--after{
  border-color:var(--c-primary);
  background:linear-gradient(180deg,rgba(184,255,61,.16),rgba(255,255,255,1) 42%);
}
.compare__col h3{font-size:21px;font-weight:700;margin-bottom:6px;}
.compare__col .compare__sub{font-size:14px;color:var(--c-muted);margin-bottom:22px;}
.bar-row{margin-bottom:18px;}
.bar-row__head{display:flex;justify-content:space-between;font-size:14px;margin-bottom:8px;}
.bar-row__head b{font-family:var(--font-num);font-weight:600;color:var(--c-ink);}
.bar-row__track{height:10px;border-radius:999px;background:#EFEBE1;overflow:hidden;}
.bar-row__track i{display:block;height:100%;border-radius:999px;background:#C9C3B6;}
.compare__col--after .bar-row__track i{background:linear-gradient(90deg,var(--c-primary-dark),var(--c-primary));}
.compare__foot{margin-top:20px;font-size:13px;color:var(--c-muted);}

/* ---------- posts ---------- */
.posts-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;}
.post-feature{
  height:100%;
  border-radius:var(--r-card);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.post-feature:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--shadow-2);}
.post-feature__media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.post-feature__media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.post-feature__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,28,0) 40%,rgba(20,18,28,.72) 100%);}
.post-feature__cat{position:absolute;left:18px;bottom:16px;z-index:2;}
.post-feature__body{padding:24px 26px 28px;display:flex;flex-direction:column;gap:12px;flex:1;}
.post-feature__body h3{font-size:22px;font-weight:700;line-height:1.5;}
.post-feature__body h3 a:hover{color:var(--c-primary-dark);}
.post-feature__body p{font-size:15px;color:var(--c-muted);line-height:1.8;}
.post-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--c-muted);margin-top:auto;font-family:var(--font-num);}
.post-compact-list{display:grid;gap:16px;height:100%;}
.post-compact{
  display:grid;
  grid-template-columns:132px minmax(0,1fr);
  gap:16px;
  padding:14px;
  border-radius:var(--r-card);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-1);
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.post-compact:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--shadow-2);}
.post-compact__media{aspect-ratio:4/3;overflow:hidden;border-radius:10px;}
.post-compact__media img{width:100%;height:100%;object-fit:cover;border-radius:10px;}
.post-compact__body{display:flex;flex-direction:column;gap:8px;min-width:0;}
.post-compact__body h3{font-size:16px;font-weight:600;line-height:1.55;}
.post-compact__body h3 a:hover{color:var(--c-primary-dark);}
.post-compact__body p{
  font-size:13.5px;color:var(--c-muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-compact__meta{font-size:12.5px;color:var(--c-muted);font-family:var(--font-num);margin-top:auto;}
.empty-state{
  padding:56px 32px;
  border-radius:var(--r-card);
  border:1px dashed var(--c-line);
  background:var(--c-surface);
  text-align:center;
}
.empty-state__icon{
  width:52px;height:52px;margin:0 auto 18px;
  border-radius:14px;
  background:
    radial-gradient(rgba(184,255,61,.9) 1.5px, transparent 1.5px) 0 0/10px 10px,
    var(--c-dark);
}
.empty-state h3{font-size:19px;font-weight:600;}
.empty-state p{margin-top:10px;color:var(--c-muted);font-size:15px;}
.empty-state .btn{margin-top:20px;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:start;}
.faq-aside{position:sticky;top:104px;}
.faq-aside h2{font-size:clamp(26px,3.2vw,36px);font-weight:700;line-height:1.3;margin-top:14px;}
.faq-aside p{margin-top:14px;color:var(--c-muted);}
.accordion{background:transparent;border:none;margin:0;}
.accordion .accordion-item{border:none;border-bottom:1px solid var(--c-line);background:transparent;}
.accordion .accordion-item:first-child{border-top:1px solid var(--c-line);}
.accordion .accordion-title{
  display:block;
  padding:20px 48px 20px 20px;
  border-left:4px solid var(--c-primary);
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  background:transparent;
  line-height:1.6;
  transition:background-color .2s ease, color .2s ease;
}
.accordion .accordion-title:hover,.accordion .accordion-title:focus{background:var(--c-bg);color:var(--c-ink);}
.accordion .accordion-title::before{right:20px;color:var(--c-ink);font-size:18px;line-height:1;}
.accordion .accordion-content{
  padding:0 24px 22px 24px;
  border:none;
  background:transparent;
  color:var(--c-muted);
  font-size:15.5px;
  line-height:1.85;
}
.accordion .accordion-content p + p{margin-top:10px;}

/* ---------- CTA / form ---------- */
.cta-band{
  position:relative;
  padding:80px 0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  color:#F7F5EF;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(120deg, rgba(20,18,28,.95), rgba(30,27,43,.78));
}
.cta-band__inner{position:relative;z-index:2;}
.cta-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start;}
.cta-grid h2{font-size:clamp(26px,3.2vw,38px);font-weight:700;line-height:1.32;margin-top:14px;}
.cta-grid .cta-lead{margin-top:16px;color:rgba(247,245,239,.78);font-size:16px;}
.check-list{margin-top:26px;display:grid;gap:12px;}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:rgba(247,245,239,.86);
}
.check-list li::before{
  content:"";
  position:absolute;left:0;top:9px;
  width:14px;height:8px;
  border-left:2px solid var(--c-primary);
  border-bottom:2px solid var(--c-primary);
  transform:rotate(-45deg);
}
.form-card{
  padding:30px;
  border-radius:var(--r-card);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-2);
  color:var(--c-ink);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-field{display:flex;flex-direction:column;gap:8px;}
.form-field--full{grid-column:1 / -1;}
.form-field label{font-size:14px;font-weight:600;color:var(--c-ink);}
.form-field .req{color:var(--c-secondary);}
.form-field input[type="text"],
.form-field input[type="tel"],
.form-field select,
.form-field textarea{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  border-radius:var(--r-input);
  border:1px solid var(--c-line);
  background:#FDFCF9;
  color:var(--c-ink);
  font-size:15px;
  line-height:1.6;
  transition:border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}
.form-field textarea{min-height:110px;resize:vertical;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--c-primary-dark);
  background:#fff;
  box-shadow:0 0 0 3px rgba(184,255,61,.35);
  outline:none;
}
.form-field .hint{font-size:12.5px;color:var(--c-muted);}
.form-error{display:none;font-size:13px;color:var(--c-secondary);}
.is-invalid-label .form-error,.form-error.is-visible{display:block;}
.is-invalid-input{border-color:var(--c-secondary) !important;background:#FFF6F3 !important;}
.checkbox-field{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-muted);}
.checkbox-field input{width:18px;height:18px;margin-top:3px;accent-color:var(--c-primary-dark);}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.form-actions .btn{flex:1 1 200px;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-dark);
  color:#C9C6D2;
  border-top:3px solid var(--c-primary);
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{
  font-size:19px;
  font-weight:800;
  color:#F7F5EF;
  letter-spacing:-.01em;
}
.footer-col h3{
  font-size:14px;
  font-weight:700;
  color:#F7F5EF;
  letter-spacing:.08em;
  margin-bottom:16px;
}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(201,198,210,.82);margin-top:14px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{color:rgba(201,198,210,.86);font-size:14px;}
.footer-col a:hover,.footer-col a:focus{color:var(--c-primary);}
.footer-bottom{
  margin-top:48px;
  padding:20px 0 26px;
  border-top:1px solid rgba(247,245,239,.12);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(201,198,210,.66);
}
.footer-bottom .num{letter-spacing:.04em;}

/* ---------- off canvas ---------- */
.off-canvas{background:var(--c-dark);color:#F7F5EF;}
.off-canvas .off-canvas-head{padding:20px 20px 12px;border-bottom:1px solid rgba(247,245,239,.12);}
.off-canvas .off-canvas-head .brand__text{color:#F7F5EF;}
.off-canvas .off-canvas-head .brand__sub{color:rgba(247,245,239,.6);}
.off-canvas ul{display:grid;gap:4px;padding:16px;}
.off-canvas ul a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;
  border-radius:10px;color:#F7F5EF;font-size:16px;
}
.off-canvas ul a:hover,.off-canvas ul a:focus{background:rgba(184,255,61,.16);color:var(--c-primary);}
.off-canvas ul a.is-active{background:rgba(184,255,61,.2);color:var(--c-primary);font-weight:700;}
.off-canvas .off-canvas-cta{padding:8px 16px 28px;}
.off-canvas .off-canvas-cta .btn{width:100%;}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .container{padding:0 32px;}
  .hero__grid{grid-template-columns:1fr;gap:36px;}
  .hero__cards{grid-template-columns:repeat(3,minmax(0,1fr));}
  .bento__item--a{grid-column:span 12;}
  .bento__item--b,.bento__item--c{grid-column:span 6;}
  .bento__item--d,.bento__item--e,.bento__item--f{grid-column:span 6;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
  .main-nav{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;}
  .kpi-board{grid-template-columns:repeat(2,minmax(0,1fr));}
  .kpi,.kpi--wide{grid-column:span 1;}
  .posts-layout{grid-template-columns:1fr;}
  .compare{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .faq-aside{position:static;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:64px 0;}
  .topbar__tip{display:none;}
  .hero{min-height:auto;padding:56px 0;}
  .hero__cards{grid-template-columns:1fr;}
  .bento{grid-template-columns:repeat(6,minmax(0,1fr));}
  .bento__item--a{grid-column:span 6;}
  .bento__item--b,.bento__item--c,.bento__item--d,.bento__item--e,.bento__item--f{grid-column:span 6;}
  .form-grid{grid-template-columns:1fr;}
  .post-compact{grid-template-columns:110px minmax(0,1fr);}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .kpi-board{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .hero__actions .btn{width:100%;}
  .form-card{padding:22px;}
  .post-compact{grid-template-columns:1fr;}
  .post-compact__media{aspect-ratio:16/9;}
}

/* roulang page: article */
:root{
  --c-bg:#F7F5EF;
  --c-surface:#FFFFFF;
  --c-ink:#17161D;
  --c-muted:#6B6678;
  --c-primary:#B8FF3D;
  --c-primary-dark:#8FD400;
  --c-secondary:#FF6B4A;
  --c-accent:#7C5CFF;
  --c-dark:#14121C;
  --c-dark-2:#1E1B2B;
  --c-line:#E6E1D6;
  --c-success:#2FBF71;
  --c-warning:#F2B53A;
  --r-card:16px;
  --r-btn:12px;
  --r-img:12px;
  --r-badge:6px;
  --shadow-1:0 8px 24px rgba(20,18,28,.08);
  --shadow-2:0 16px 40px rgba(20,18,28,.12);
  --maxw:1200px;
  --gap:24px;
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Rajdhani","DIN Alternate","PingFang SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a:hover,a:focus{color:var(--c-primary-dark)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
:focus-visible{outline:3px solid rgba(184,255,61,.45);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 48px}
.container-wide{max-width:1320px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-dark);color:#EFEDE4;font-size:13.5px}
.topbar-inner{display:flex;align-items:center;gap:24px;min-height:36px}
.topbar-domain{font-weight:600;letter-spacing:.06em;color:var(--c-primary)}
.topbar-tip{color:#B7B3A6;flex:1;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.topbar-link{color:#EFEDE4;border-bottom:1px solid rgba(184,255,61,.5);padding-bottom:1px;transition:color .2s}
.topbar-link:hover{color:var(--c-primary)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:32px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,var(--c-primary) 0%,var(--c-primary-dark) 55%,var(--c-accent) 100%);
  position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px;border-radius:4px;
  background-image:radial-gradient(var(--c-dark) 1.6px,transparent 1.6px);
  background-size:5px 5px;opacity:.7;
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:wrap}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15.5px;font-weight:500;color:#3A3745;border-radius:10px;
  transition:color .2s,background .2s;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--c-ink);background:#EFEDE4}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--c-ink);font-weight:700}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.menu-btn{
  display:none;align-items:center;gap:8px;height:44px;padding:0 16px;
  border:1px solid var(--c-line);background:var(--c-surface);border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;transition:border-color .2s,background .2s;
}
.menu-btn:hover{border-color:var(--c-primary-dark);background:#F1EFE7}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;line-height:1;cursor:pointer;border:1px solid transparent;
  transition:transform .2s,background .2s,color .2s,border-color .2s,box-shadow .2s;
}
.btn-sm{min-height:44px;padding:0 18px;font-size:15px}
.btn-primary{background:var(--c-primary);color:var(--c-dark);box-shadow:0 6px 18px rgba(184,255,61,.35)}
.btn-primary:hover{background:var(--c-primary-dark);color:var(--c-dark);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#fff}
.btn-ghost-light{background:transparent;color:#F7F5EF;border-color:rgba(247,245,239,.6)}
.btn-ghost-light:hover{background:#F7F5EF;color:var(--c-dark)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15.5px;
  color:var(--c-ink);border-bottom:2px solid var(--c-primary);padding-bottom:3px;
  transition:gap .2s,color .2s;
}
.btn-text:hover{gap:12px;color:var(--c-primary-dark)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.badge-accent{background:rgba(124,92,255,.14);color:#5A3FD6}
.badge-primary{background:rgba(184,255,61,.35);color:#4F7A00}
.badge-dark{background:rgba(20,18,28,.08);color:#3A3745}
.badge-success{background:rgba(47,191,113,.16);color:#1E8A50}
.badge-warn{background:rgba(242,181,58,.2);color:#8A6208}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.breadcrumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 0;font-size:14px;color:var(--c-muted)}
.breadcrumb a{color:var(--c-muted);transition:color .2s}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb .sep{color:#C9C3B4}
.breadcrumb .current{color:var(--c-ink);font-weight:600;max-width:60vw;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;background-color:var(--c-dark);
  background-image:linear-gradient(120deg,rgba(20,18,28,.94) 0%,rgba(20,18,28,.78) 48%,rgba(30,27,43,.6) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  color:#F7F5EF;padding:72px 0 64px;overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(184,255,61,.35) 1px,transparent 1px);
  background-size:26px 26px;opacity:.18;
}
.article-hero .container{position:relative;z-index:2}
.hero-tagline{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--c-primary);letter-spacing:.14em;text-transform:uppercase;margin-bottom:20px}
.hero-tagline::before{content:"";width:38px;height:2px;background:var(--c-primary);display:block}
.article-hero h1{
  font-size:clamp(30px,4.2vw,50px);font-weight:800;letter-spacing:-.02em;line-height:1.28;
  max-width:880px;margin-bottom:24px;color:#FFFFFF;
}
.article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px;color:#C6C2B6}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#6E6A5E}
.article-meta .num{color:#EFEDE4}

/* ---------- 文章主体布局 ---------- */
.article-main{padding:64px 0 80px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.article-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:44px 48px;box-shadow:var(--shadow-1);
}
.article-cover{border-radius:var(--r-img);overflow:hidden;margin-bottom:36px;position:relative}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,28,0) 55%,rgba(20,18,28,.45) 100%)}

/* 正文排版 */
.article-body{max-width:800px}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 22px;font-size:17px;line-height:1.9;color:#28252F}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.42;
  margin:46px 0 18px;color:var(--c-ink);
}
.article-body h2::before{
  content:"";display:block;width:46px;height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-primary-dark));margin-bottom:14px;
}
.article-body h3{font-size:21px;font-weight:600;line-height:1.5;margin:34px 0 14px;color:var(--c-ink)}
.article-body h4{font-size:18px;font-weight:700;margin:26px 0 12px;color:#3A3745}
.article-body strong{font-weight:700;color:var(--c-ink)}
.article-body a{color:#5A3FD6;border-bottom:1px solid rgba(124,92,255,.4);transition:color .2s,border-color .2s}
.article-body a:hover{color:var(--c-primary-dark);border-color:var(--c-primary)}
.article-body ul,.article-body ol{margin:0 0 24px;padding-left:0}
.article-body ul li{position:relative;padding-left:26px;margin-bottom:10px;line-height:1.85}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:9px;height:9px;border-radius:3px;
  background:var(--c-primary-dark);
}
.article-body ol{counter-reset:item}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:10px;line-height:1.85;counter-increment:item}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:.35em;width:22px;height:22px;border-radius:6px;
  background:#EFEDE4;color:#4F7A00;font-size:12.5px;font-weight:700;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);
}
.article-body blockquote{
  margin:28px 0;padding:20px 26px;background:#F1EFE7;
  border-left:4px solid var(--c-primary);border-radius:0 12px 12px 0;color:#2A2833;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:26px auto;box-shadow:var(--shadow-1)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13.5px;color:var(--c-muted);text-align:center;margin-top:10px}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:36px 0}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:26px 0;font-size:15px;
}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:11px 16px;text-align:left;white-space:nowrap}
.article-body th{background:#F1EFE7;font-weight:700;color:var(--c-ink)}
.article-body tr:nth-child(even) td{background:#FBFAF6}
.article-body code{
  background:#F1EFE7;border:1px solid var(--c-line);border-radius:6px;padding:2px 6px;
  font-size:14.5px;color:#5A3FD6;
}
.article-body pre{
  background:var(--c-dark);color:#EFEDE4;border-radius:12px;padding:18px 20px;overflow-x:auto;
  margin:24px 0;font-size:14.5px;line-height:1.7;
}
.article-body pre code{background:none;border:0;color:inherit;padding:0}

/* 空态 */
.article-empty{
  text-align:center;padding:56px 24px;border:1px dashed var(--c-line);border-radius:var(--r-card);
  background:#FBFAF6;
}
.article-empty .empty-icon{
  width:56px;height:56px;border-radius:14px;margin:0 auto 18px;
  background:rgba(184,255,61,.3);display:flex;align-items:center;justify-content:center;
  color:#4F7A00;font-size:22px;
}
.article-empty h2{font-size:24px;font-weight:700;margin-bottom:12px}
.article-empty p{color:var(--c-muted);max-width:460px;margin:0 auto 24px}

/* 侧栏 */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:16.5px;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:18px;border-radius:3px;background:var(--c-primary);display:block}
.side-list li{margin-bottom:12px}
.side-list li:last-child{margin-bottom:0}
.side-list a{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#3A3745;transition:color .2s}
.side-list a:hover{color:var(--c-primary-dark)}
.side-list .idx{font-family:var(--font-num);font-size:13px;color:#9C9689;line-height:1.9;min-width:18px}
.side-stat{display:flex;align-items:baseline;gap:8px;margin-bottom:14px}
.side-stat .v{font-family:var(--font-num);font-size:30px;font-weight:700;color:var(--c-ink)}
.side-stat .u{font-size:13.5px;color:var(--c-muted)}
.toc-mobile{display:none;margin-bottom:24px}
.toc-mobile summary{
  cursor:pointer;list-style:none;font-weight:700;font-size:15.5px;padding:14px 18px;
  border:1px solid var(--c-line);border-radius:12px;background:#FBFAF6;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile ul{margin-top:12px;padding:0 18px}
.toc-mobile li{margin-bottom:10px;font-size:15px;color:var(--c-muted)}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 80px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.8vw,34px);font-weight:700;letter-spacing:-.01em}
.section-head p{color:var(--c-muted);font-size:15.5px;margin-top:8px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--shadow-2)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-dark-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.05)}
.card-media .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.92);color:#3A3745}
.card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;font-weight:700;line-height:1.5}
.card:hover .card-body h3{color:var(--c-primary-dark)}
.card-body p{font-size:14.8px;color:var(--c-muted);line-height:1.75}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:#9C9689}

/* ---------- 前后导航 ---------- */
.post-nav{display:flex;gap:16px;flex-wrap:wrap;margin-top:40px;padding-top:32px;border-top:1px solid var(--c-line)}
.post-nav a{
  flex:1 1 240px;display:flex;flex-direction:column;gap:6px;padding:18px 20px;
  border:1px solid var(--c-line);border-radius:12px;background:#FBFAF6;
  transition:border-color .2s,transform .2s,background .2s;
}
.post-nav a:hover{border-color:var(--c-primary);background:#fff;transform:translateY(-2px)}
.post-nav .k{font-size:12.5px;letter-spacing:.1em;color:#9C9689;text-transform:uppercase}
.post-nav .v{font-size:15.5px;font-weight:600;color:var(--c-ink)}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;background-color:var(--c-dark);
  background-image:linear-gradient(100deg,rgba(20,18,28,.95) 0%,rgba(20,18,28,.75) 60%,rgba(124,92,255,.45) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;color:#F7F5EF;
  padding:64px 0;border-radius:24px;overflow:hidden;margin-bottom:80px;
}
.cta-band .container{position:relative;z-index:2}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(24px,3vw,36px);font-weight:800;letter-spacing:-.01em;margin-bottom:12px}
.cta-inner p{color:#C6C2B6;font-size:16px;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#D8D4C8;border-top:1px solid var(--c-primary);padding:64px 0 0;font-size:15px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand{font-size:20px;font-weight:800;color:#FFFFFF;margin-bottom:16px}
.footer-col p{line-height:1.9;color:#A9A497;font-size:14.5px}
.footer-col h3{font-size:15.5px;font-weight:700;color:#FFFFFF;margin-bottom:18px}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{color:#A9A497;font-size:14.5px;transition:color .2s,padding-left .2s}
.footer-col ul li a:hover{color:var(--c-primary);padding-left:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0 32px;font-size:13.5px;color:#8B877B;
}
.footer-bottom .num{color:#B8FF3D}

/* ---------- Off-canvas 移动菜单 ---------- */
.off-canvas{background:var(--c-dark);color:#EFEDE4;width:300px}
.mobile-nav{padding:28px 24px}
.mobile-nav .m-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:26px}
.mobile-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 4px;font-size:16px;font-weight:500;
  color:#D8D4C8;border-bottom:1px solid rgba(255,255,255,.08);transition:color .2s,padding-left .2s;
}
.mobile-nav a:hover,.mobile-nav a.is-active{color:var(--c-primary);padding-left:8px}
.mobile-nav .btn{margin-top:24px;width:100%}
.close-button{color:#EFEDE4;top:14px;right:14px}
.close-button:hover{color:var(--c-primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:32px}
  .article-panel{padding:36px 32px}
}
@media (max-width:1024px){
  .container{padding:0 32px}
  .main-nav{display:none}
  .menu-btn{display:inline-flex}
  .header-actions .btn-primary{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side .side-card{flex:1 1 260px}
  .toc-mobile{display:block}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{border-radius:18px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 24px}
  .topbar-tip{display:none}
  .article-hero{padding:52px 0 44px}
  .article-main{padding:44px 0 56px}
  .article-panel{padding:28px 22px}
  .article-body p{font-size:16px}
  .article-body h2{margin-top:36px}
  .article-body h3{font-size:19px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-band{padding:48px 0}
  .post-nav a{flex:1 1 100%}
}
@media (max-width:520px){
  .container{padding:0 20px}
  .brand-text{font-size:16.5px}
  .header-inner{gap:16px;min-height:64px}
  .topbar{font-size:12.5px}
  .article-hero h1{font-size:26px}
  .article-meta{font-size:13px;gap:8px}
  .article-panel{padding:24px 18px}
  .section-head h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .post-nav .btn,.cta-actions .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --c-bg:#F7F5EF;
  --c-surface:#FFFFFF;
  --c-ink:#17161D;
  --c-muted:#6B6678;
  --c-primary:#B8FF3D;
  --c-primary-dark:#8FD400;
  --c-secondary:#FF6B4A;
  --c-accent:#7C5CFF;
  --c-dark:#14121C;
  --c-dark-2:#1E1B2B;
  --c-line:#E6E1D6;
  --c-success:#2FBF71;
  --c-warning:#F2B53A;
  --r-card:16px;
  --r-btn:12px;
  --r-badge:6px;
  --sh-1:0 8px 24px rgba(20,18,28,.08);
  --sh-2:0 16px 40px rgba(20,18,28,.12);
  --w:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
}
img{max-width:100%;display:block;border-radius:12px;}
a{color:var(--c-ink);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(184,255,61,.45);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 40px;}
.container-wide{max-width:1320px;}
.num{font-family:"Rajdhani","DIN Alternate","Segoe UI",sans-serif;font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--c-dark);
  color:#EDEAE2;
  font-size:13.5px;
  line-height:1.4;
}
.topbar-inner{
  display:flex;align-items:center;gap:20px;
  min-height:36px;padding:6px 0;
}
.topbar-domain{font-weight:600;letter-spacing:.04em;color:#F4F1EA;}
.topbar-mid{flex:1;color:#A9A4B6;text-align:center;}
.topbar-right a{color:#EDEAE2;border-bottom:1px solid rgba(184,255,61,.5);padding-bottom:1px;}
.topbar-right a:hover{color:var(--c-primary);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  display:flex;align-items:center;gap:28px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));
  display:flex;align-items:center;justify-content:center;
  color:var(--c-dark);font-weight:800;font-size:16px;
  box-shadow:inset 0 0 0 1px rgba(20,18,28,.12);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--c-ink);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{
  position:relative;
  padding:10px 14px;
  border-radius:8px;
  font-size:15.5px;
  font-weight:500;
  color:var(--c-ink);
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;
  border-radius:3px;background:var(--c-primary);opacity:0;transform:scaleX(.4);
  transition:opacity .2s ease,transform .2s ease;
}
.main-nav a:hover{background:rgba(184,255,61,.16);color:var(--c-ink);}
.main-nav a:hover::after{opacity:.6;transform:scaleX(1);}
.main-nav a.is-active{font-weight:700;}
.main-nav a.is-active::after{opacity:1;transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.menu-toggle{
  display:none;
  width:46px;height:46px;border-radius:12px;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);
  align-items:center;justify-content:center;font-size:18px;
}
.menu-toggle:hover{border-color:var(--c-primary);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;
  border-radius:var(--r-btn);border:1px solid transparent;
  font-size:16px;font-weight:700;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--c-primary);color:var(--c-dark);box-shadow:0 6px 18px rgba(143,212,0,.28);}
.btn-primary:hover{background:var(--c-primary-dark);color:var(--c-dark);transform:translateY(-2px);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:rgba(23,22,29,.35);}
.btn-ghost:hover{background:var(--c-ink);color:#F7F5EF;border-color:var(--c-ink);transform:translateY(-2px);}
.btn-light{background:#FFFFFF;color:var(--c-dark);}
.btn-light:hover{background:var(--c-primary);color:var(--c-dark);transform:translateY(-2px);}
.btn-sm{min-height:42px;padding:0 18px;font-size:15px;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ---------- 移动菜单 ---------- */
.off-canvas{background:var(--c-dark-2);color:#EDEAE2;}
.mobile-menu-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.12);
  font-weight:800;font-size:17px;color:#F7F5EF;
}
.mobile-menu-head button{background:none;border:0;color:#EDEAE2;font-size:20px;padding:6px 8px;}
.mobile-nav{padding:12px 8px;}
.mobile-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 16px;border-radius:12px;
  color:#EDEAE2;font-size:16.5px;font-weight:500;
}
.mobile-nav a:hover{background:rgba(184,255,61,.14);color:var(--c-primary);}
.mobile-nav a.is-active{background:rgba(184,255,61,.18);color:var(--c-primary);font-weight:700;}
.mobile-cta{padding:16px 20px 28px;}
.mobile-cta .btn{width:100%;}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:20px 0 0;font-size:14px;color:var(--c-muted);}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-primary-dark);}
.breadcrumb span.sep{margin:0 8px;color:#BDB8AE;}

/* ---------- 页头 Hero ---------- */
.page-hero{
  position:relative;
  margin-top:20px;
  border-radius:22px;
  overflow:hidden;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  color:#F7F5EF;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(20,18,28,.94) 0%,rgba(20,18,28,.82) 46%,rgba(20,18,28,.58) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(184,255,61,.28) 1px,transparent 1px);
  background-size:22px 22px;opacity:.35;pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:64px 56px 56px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-badge);
  background:rgba(184,255,61,.16);color:var(--c-primary);
  font-size:13.5px;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
}
.hero-h1{
  font-size:clamp(32px,5vw,56px);
  font-weight:800;letter-spacing:-.02em;line-height:1.18;
  max-width:20em;color:#FFFFFF;
}
.hero-h1 em{font-style:normal;color:var(--c-primary);}
.hero-sub{margin-top:18px;max-width:34em;font-size:18px;line-height:1.8;color:#DCD8D0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:16px;margin-top:38px;}
.mini-stat{
  min-width:170px;padding:16px 18px;border-radius:14px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(4px);
}
.mini-stat .k{font-size:13px;color:#BFBAC9;letter-spacing:.03em;}
.mini-stat .v{font-size:26px;font-weight:700;color:var(--c-primary);margin-top:4px;}
.mini-stat .v small{font-size:14px;color:#DCD8D0;margin-left:4px;font-weight:500;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0 0;}
.section-tight{padding-top:64px;}
.section-head{max-width:760px;margin-bottom:34px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--c-accent);text-transform:uppercase;margin-bottom:12px;
}
.h2{font-size:clamp(26px,3.2vw,40px);font-weight:700;line-height:1.3;}
.lead{margin-top:14px;font-size:17.5px;color:var(--c-muted);}
.text-muted{color:var(--c-muted);}

/* ---------- 概览 ---------- */
.overview-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start;}
.overview-text p{font-size:17.5px;color:#3A3743;}
.overview-points{margin-top:26px;display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.overview-points li{
  border-left:4px solid var(--c-primary);
  background:var(--c-surface);
  border-radius:0 12px 12px 0;
  padding:14px 18px;
  box-shadow:var(--sh-1);
  font-size:15.5px;
}
.overview-points li strong{display:block;font-size:16px;margin-bottom:2px;}
.overview-media{position:relative;}
.overview-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--c-line);box-shadow:var(--sh-1);}
.overview-media .tag-float{
  position:absolute;left:16px;bottom:16px;
  background:rgba(20,18,28,.86);color:#F7F5EF;
  padding:8px 14px;border-radius:var(--r-badge);font-size:13.5px;
  backdrop-filter:blur(4px);
}

/* ---------- 指标看板 ---------- */
.metric-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.metric-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--sh-2);}
.metric-card.is-wide{grid-column:span 2;background:linear-gradient(160deg,#FFFFFF 0%,#F3FBEA 100%);}
.metric-name{font-size:14.5px;color:var(--c-muted);font-weight:600;}
.metric-value{font-size:42px;font-weight:800;line-height:1.1;margin-top:10px;letter-spacing:-.01em;}
.metric-value small{font-size:16px;font-weight:600;color:var(--c-muted);margin-left:6px;}
.metric-trend{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:12px;padding:4px 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:700;
}
.trend-up{background:rgba(47,191,113,.14);color:#1E8B51;}
.trend-warn{background:rgba(242,181,58,.18);color:#9A6E0B;}
.trend-accent{background:rgba(124,92,255,.14);color:#5B3FE0;}
.metric-bar{margin-top:16px;height:6px;border-radius:999px;background:#EFEBE0;overflow:hidden;}
.metric-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--c-primary),var(--c-primary-dark));}
.metric-note{margin-top:12px;font-size:13.5px;color:var(--c-muted);line-height:1.7;}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding:14px;border-radius:16px;
  background:var(--c-surface);border:1px solid var(--c-line);
  box-shadow:var(--sh-1);margin-bottom:28px;
}
.filter-label{font-size:14px;color:var(--c-muted);font-weight:600;margin-right:6px;}
.filter-btn{
  min-height:44px;padding:0 18px;border-radius:999px;
  background:#F2EFE6;border:1px solid transparent;
  font-size:15px;font-weight:600;color:#4A4653;
  transition:all .18s ease;
}
.filter-btn:hover{border-color:var(--c-primary);color:var(--c-ink);}
.filter-btn.is-active{background:var(--c-dark);color:var(--c-primary);}

/* ---------- 卡片列表 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.entry-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--sh-2);}
.entry-media{position:relative;display:block;}
.entry-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.entry-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,18,28,0) 45%,rgba(20,18,28,.62) 100%);
}
.entry-media .badge{position:absolute;left:14px;top:14px;z-index:2;}
.entry-media .idx{
  position:absolute;right:14px;bottom:12px;z-index:2;
  color:#F7F5EF;font-size:13px;font-weight:700;letter-spacing:.06em;
}
.badge{
  display:inline-block;padding:4px 10px;border-radius:var(--r-badge);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;line-height:1.5;
}
.badge-primary{background:rgba(184,255,61,.32);color:#4C6B00;}
.badge-accent{background:rgba(124,92,255,.16);color:#5334DE;}
.badge-secondary{background:rgba(255,107,74,.16);color:#C33A19;}
.badge-dark{background:rgba(20,18,28,.82);color:#F7F5EF;}
.entry-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.entry-body h3{font-size:21px;font-weight:600;margin-bottom:10px;}
.entry-body h3 a:hover{color:var(--c-primary-dark);}
.entry-body p{font-size:15.5px;color:var(--c-muted);margin-bottom:18px;line-height:1.8;}
.entry-meta{
  margin-top:auto;display:flex;align-items:center;gap:10px;
  font-size:13.5px;color:#8E8998;
}
.entry-meta .dot{width:4px;height:4px;border-radius:50%;background:#CFC9BC;}
.entry-link{margin-top:16px;font-size:15px;font-weight:700;color:var(--c-ink);}
.entry-link i{font-size:12px;margin-left:6px;transition:transform .18s ease;display:inline-block;}
.entry-card:hover .entry-link i{transform:translateX(4px);}
.entry-card:hover .entry-link{color:var(--c-primary-dark);}
.entry-card[hidden]{display:none;}

/* ---------- 对比表 ---------- */
.table-wrap{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.cmp-table{width:100%;min-width:720px;border-collapse:collapse;}
.cmp-table thead th{
  background:var(--c-dark);color:#F7F5EF;
  font-size:15px;font-weight:700;text-align:left;
  padding:18px 22px;white-space:nowrap;
}
.cmp-table thead th:last-child{background:#243014;color:var(--c-primary);}
.cmp-table tbody td{
  padding:18px 22px;border-bottom:1px solid var(--c-line);
  font-size:15.5px;color:#4A4653;vertical-align:top;
}
.cmp-table tbody tr:last-child td{border-bottom:0;}
.cmp-table tbody td:first-child{font-weight:700;color:var(--c-ink);width:170px;}
.cmp-table tbody td:last-child{background:rgba(184,255,61,.08);color:#2F3A14;font-weight:600;}
.cmp-table tbody tr:hover td{background:#FBF9F3;}
.cmp-table tbody tr:hover td:last-child{background:rgba(184,255,61,.14);}
.table-note{padding:14px 22px;font-size:13.5px;color:var(--c-muted);border-top:1px solid var(--c-line);background:#FBF9F3;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start;}
.faq-side{position:sticky;top:104px;}
.faq-side .h2{margin-bottom:14px;}
.faq-side p{color:var(--c-muted);font-size:16px;}
.faq-side .side-box{
  margin-top:22px;padding:20px 22px;border-radius:14px;
  background:var(--c-dark);color:#E7E4DC;font-size:15px;line-height:1.8;
}
.faq-side .side-box strong{color:var(--c-primary);display:block;margin-bottom:6px;font-size:16px;}
ul.accordion{
  background:transparent;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);margin:0;
}
.accordion-item{border-bottom:1px solid var(--c-line);background:var(--c-surface);}
.accordion-item:last-child{border-bottom:0;}
.accordion-title{
  display:block;border:0;border-left:4px solid var(--c-primary);
  padding:20px 48px 20px 22px;
  font-size:17px;font-weight:600;color:var(--c-ink);
  background:var(--c-surface);position:relative;
  transition:background .2s ease;
}
.accordion-title h3{font-size:17px;font-weight:600;margin:0;}
.accordion-title:hover{background:#F5F2E9;color:var(--c-ink);}
.accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:700;color:var(--c-primary-dark);width:auto;margin:0;
}
.accordion-item.is-active .accordion-title{background:#F5F9EC;}
.accordion-item.is-active .accordion-title::before{content:"–";color:var(--c-ink);}
.accordion-content{padding:4px 24px 22px 26px;background:var(--c-surface);border:0;}
.accordion-content p{font-size:15.5px;color:var(--c-muted);margin:0;}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;border-radius:22px;overflow:hidden;
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  color:#F7F5EF;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,18,28,.95) 0%,rgba(20,18,28,.78) 55%,rgba(30,27,43,.66) 100%);
}
.cta-inner{
  position:relative;z-index:2;
  padding:56px;
  display:flex;align-items:center;gap:40px;justify-content:space-between;
}
.cta-copy{max-width:620px;}
.cta-copy h2{font-size:clamp(24px,2.6vw,34px);color:#FFFFFF;}
.cta-copy p{margin-top:14px;color:#CFCBD6;font-size:16.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;background:var(--c-dark);color:#D9D5CE;
  border-top:3px solid var(--c-primary);
  padding:60px 0 28px;font-size:15px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{font-size:19px;font-weight:800;color:#FFFFFF;margin-bottom:14px;letter-spacing:-.01em;}
.footer-col h3{font-size:15.5px;color:#FFFFFF;margin-bottom:14px;letter-spacing:.02em;}
.footer-col p{color:#A9A4B6;line-height:1.8;font-size:14.5px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:#D9D5CE;font-size:14.5px;}
.footer-col ul li a:hover{color:var(--c-primary);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#8F8A9C;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 32px;}
  .main-nav,.header-actions .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .hero-inner{padding:48px 36px 44px;}
  .overview-grid{grid-template-columns:1fr;gap:28px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .metric-card.is-wide{grid-column:span 2;}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .faq-side{position:static;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:44px 36px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding-top:64px;}
  .card-grid{grid-template-columns:1fr;}
  .topbar-mid{display:none;}
  .topbar-inner{justify-content:space-between;}
  .hero-stats{width:100%;}
  .mini-stat{flex:1 1 140px;min-width:0;}
  .site-footer{margin-top:68px;padding-top:44px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .page-hero{border-radius:16px;}
  .hero-inner{padding:36px 22px 34px;}
  .hero-actions .btn{width:100%;}
  .metric-grid{grid-template-columns:1fr;}
  .metric-card.is-wide{grid-column:span 1;}
  .overview-points{grid-template-columns:1fr;}
  .entry-body{padding:18px 18px 20px;}
  .cta-inner{padding:34px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .accordion-title{padding:18px 44px 18px 20px;}
}

/* roulang page: category2 */
:root{
  --c-bg:#F7F5EF;
  --c-surface:#FFFFFF;
  --c-ink:#17161D;
  --c-muted:#6B6678;
  --c-primary:#B8FF3D;
  --c-primary-dark:#8FD400;
  --c-secondary:#FF6B4A;
  --c-accent:#7C5CFF;
  --c-dark:#14121C;
  --c-dark-2:#1E1B2B;
  --c-line:#E6E1D6;
  --c-success:#2FBF71;
  --c-warning:#F2B53A;
  --r-card:16px;
  --r-btn:12px;
  --r-input:12px;
  --r-badge:6px;
  --r-img:12px;
  --sh-1:0 8px 24px rgba(20,18,28,.08);
  --sh-2:0 16px 40px rgba(20,18,28,.12);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Rajdhani","DIN Alternate","HarmonyOS Sans",sans-serif;
  --container:1200px;
  --pad-x:40px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--c-ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--c-primary-dark)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(184,255,61,.45);outline-offset:2px;border-radius:4px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--pad-x)}
.container-wide{max-width:1320px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-dark);color:#F3F0E8;font-size:13px;line-height:1}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:36px}
.topbar-domain{font-family:var(--font-num);letter-spacing:.06em;color:#EDE9DE}
.topbar-tip{color:#A9A4B6;font-size:13px}
.topbar-tip b{color:var(--c-primary);font-weight:600}
.topbar-link{color:#EDE9DE;padding:6px 10px;border-radius:var(--r-badge);border:1px solid rgba(237,233,222,.28);font-size:12.5px}
.topbar-link:hover{background:var(--c-primary);color:var(--c-dark);border-color:var(--c-primary)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,239,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px}
.nav-brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:19px;letter-spacing:-.01em;color:var(--c-ink);white-space:nowrap}
.nav-brand:hover{color:var(--c-ink)}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-dark) 100%);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(143,212,0,.35);
}
.brand-mark span{display:block;width:12px;height:12px;border-radius:3px;background:var(--c-dark);box-shadow:8px 0 0 -2px rgba(20,18,28,.5)}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text small{font-size:11px;font-weight:500;color:var(--c-muted);letter-spacing:.14em;text-transform:uppercase;font-family:var(--font-num)}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{
  position:relative;
  display:inline-flex;align-items:center;
  height:44px;padding:0 16px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:500;color:#3B3846;
}
.main-nav a:hover{background:#EFEBE0;color:var(--c-ink)}
.main-nav a.is-active{color:var(--c-ink);font-weight:700}
.main-nav a.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:4px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--c-primary),var(--c-primary-dark));
}
.nav-cta{display:flex;align-items:center;gap:12px}
.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:var(--c-surface);cursor:pointer;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;cursor:pointer;
  border:1px solid transparent;text-align:center;
  transition:transform .18s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--c-primary);color:var(--c-dark);box-shadow:0 6px 18px rgba(184,255,61,.35)}
.btn-primary:hover{background:var(--c-primary-dark);color:var(--c-dark);transform:translateY(-2px);box-shadow:0 12px 26px rgba(143,212,0,.38)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#F7F5EF;transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-on-dark{background:transparent;color:#F7F5EF;border-color:rgba(247,245,239,.45)}
.btn-on-dark:hover{background:#F7F5EF;color:var(--c-dark);transform:translateY(-2px)}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--c-ink);text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:2px;text-decoration-color:var(--c-primary)}
.btn-link:hover{color:var(--c-primary-dark);text-decoration-color:var(--c-primary-dark)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}

/* ---------- 移动端抽屉 ---------- */
.off-canvas{background:var(--c-dark);color:#F3F0E8;width:290px}
.oc-head{padding:22px 22px 14px;font-weight:800;font-size:18px;border-bottom:1px solid rgba(243,240,232,.12)}
.oc-head small{display:block;font-size:11px;letter-spacing:.16em;color:var(--c-primary);font-family:var(--font-num);font-weight:600;margin-top:4px;text-transform:uppercase}
.oc-nav{display:flex;flex-direction:column;padding:12px 12px 0}
.oc-nav a{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:10px;color:#E7E3D8;font-size:16px}
.oc-nav a:hover{background:rgba(184,255,61,.12);color:#fff}
.oc-nav a.is-active{background:rgba(184,255,61,.16);color:var(--c-primary);font-weight:700}
.oc-foot{padding:18px 22px 30px}
.oc-foot .btn{width:100%}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:22px 0 0;font-size:13.5px;color:var(--c-muted)}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#BFB9AB}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary-dark)}
.breadcrumb [aria-current]{color:var(--c-ink);font-weight:600}

/* ---------- 页头 Hero ---------- */
.page-hero{position:relative;margin-top:22px;border-radius:20px;overflow:hidden;background:var(--c-dark);isolation:isolate}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(105deg,rgba(20,18,28,.94) 0%,rgba(20,18,28,.86) 45%,rgba(30,27,43,.72) 100%);
}
.page-hero-inner{
  display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:40px;align-items:center;padding:64px 56px;min-height:400px;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(184,255,61,.14);border:1px solid rgba(184,255,61,.45);
  color:var(--c-primary);font-size:13px;font-weight:600;letter-spacing:.02em;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--c-primary);display:block}
.page-hero h1{
  margin-top:22px;color:#FBF9F3;
  font-size:clamp(32px,5vw,56px);font-weight:800;letter-spacing:-.02em;line-height:1.22;
}
.page-hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-sub{margin-top:18px;color:#C9C4D4;font-size:17px;line-height:1.85;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-facts{display:grid;gap:14px}
.fact-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);padding:18px 20px;backdrop-filter:blur(4px);
}
.fact-card .fact-label{color:#A9A4B6;font-size:13px;letter-spacing:.04em}
.fact-card .fact-value{display:flex;align-items:baseline;gap:8px;margin-top:6px;color:#FBF9F3;font-size:30px;font-weight:700;font-family:var(--font-num);font-variant-numeric:tabular-nums;line-height:1.1}
.fact-card .fact-value span{font-size:14px;font-weight:500;color:#A9A4B6;font-family:var(--font-sans)}
.fact-bar{height:5px;border-radius:4px;background:rgba(255,255,255,.14);margin-top:12px;overflow:hidden}
.fact-bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-primary-dark))}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0}
.section-sm{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--c-primary-dark);
  text-transform:uppercase;font-family:var(--font-num);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-primary-dark);border-radius:2px}
.section-head h2{margin-top:14px;font-size:clamp(26px,3.2vw,40px);font-weight:700;letter-spacing:-.015em;line-height:1.3}
.section-head p{margin-top:14px;color:var(--c-muted);font-size:16.5px;max-width:640px}

/* ---------- 导览主体 ---------- */
.guide-wrap{display:grid;grid-template-columns:minmax(0,280px) minmax(0,1fr);gap:44px;align-items:start}
.guide-toc{
  position:sticky;top:104px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-1);
}
.guide-toc h2{font-size:16px;font-weight:700;letter-spacing:.02em}
.guide-toc .toc-note{margin-top:8px;font-size:13px;color:var(--c-muted);line-height:1.7}
.toc-list{margin-top:18px;display:grid;gap:4px}
.toc-list a{
  display:flex;gap:10px;align-items:flex-start;
  padding:9px 10px;border-radius:10px;font-size:14.5px;color:#4A4657;line-height:1.55;
  border-left:3px solid transparent;
}
.toc-list a b{font-family:var(--font-num);color:var(--c-primary-dark);font-weight:700;font-size:13px;padding-top:1px}
.toc-list a:hover{background:#F3F0E8;color:var(--c-ink);border-left-color:var(--c-primary)}
.toc-cta{margin-top:20px;padding-top:18px;border-top:1px dashed var(--c-line)}
.toc-cta .btn{width:100%}

.guide-list{display:grid;gap:20px}
.guide-card{
  position:relative;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 30px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  scroll-margin-top:104px;
}
.guide-card:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--sh-2)}
.guide-card-top{display:flex;align-items:flex-start;gap:18px}
.guide-index{
  flex:0 0 auto;font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:34px;font-weight:700;line-height:1;color:#D9D3C4;letter-spacing:-.02em;
}
.guide-card h3{font-size:21px;font-weight:700;letter-spacing:-.01em;line-height:1.45}
.guide-card p{margin-top:12px;color:var(--c-muted);font-size:16px;line-height:1.9;max-width:66ch}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;
  border-radius:var(--r-badge);font-size:12.5px;font-weight:600;
  background:rgba(124,92,255,.1);color:#5A3FD6;border:1px solid rgba(124,92,255,.22);
}
.tag.tag-lime{background:rgba(184,255,61,.22);color:#5C7F00;border-color:rgba(143,212,0,.34)}
.tag.tag-coral{background:rgba(255,107,74,.12);color:#C7401F;border-color:rgba(255,107,74,.28)}
.guide-thumb{margin-top:22px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line)}
.guide-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.guide-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:20px}

/* ---------- 横幅 ---------- */
.banner{position:relative;border-radius:20px;overflow:hidden;background:var(--c-dark);isolation:isolate}
.banner::before{content:"";position:absolute;inset:0;z-index:-2;background-image:url("/assets/images/coverpic/cover-6.webp");background-size:cover;background-position:center}
.banner::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(20,18,28,.93),rgba(30,27,43,.7))}
.banner-inner{padding:56px 56px;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:36px;align-items:center}
.banner h2{color:#FBF9F3;font-size:clamp(24px,2.8vw,34px);font-weight:700;line-height:1.35;letter-spacing:-.01em}
.banner p{margin-top:14px;color:#C1BCCE;font-size:16px;max-width:600px}
.banner-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.banner-metric{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:16px 18px}
.banner-metric strong{display:block;font-family:var(--font-num);font-size:26px;color:var(--c-primary);line-height:1.1}
.banner-metric span{font-size:13px;color:#A9A4B6}

/* ---------- 相关分类 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.related-card{
  display:flex;gap:20px;align-items:center;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.related-card:hover{transform:translateY(-4px);border-color:var(--c-primary);box-shadow:var(--sh-2)}
.related-card .rc-img{flex:0 0 132px;width:132px;border-radius:var(--r-img);overflow:hidden}
.related-card .rc-img img{width:100%;aspect-ratio:4/3;object-fit:cover}
.related-card h3{font-size:18px;font-weight:700}
.related-card p{margin-top:8px;font-size:14.5px;color:var(--c-muted);line-height:1.7}
.related-card .rc-link{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:14px;font-weight:700;color:var(--c-ink)}
.related-card:hover .rc-link{color:var(--c-primary-dark)}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:48px;align-items:start}
.faq-aside{position:sticky;top:104px}
.faq-aside h2{font-size:clamp(26px,3.2vw,38px);font-weight:700;line-height:1.3;letter-spacing:-.015em}
.faq-aside p{margin-top:16px;color:var(--c-muted);font-size:16px}
.faq-aside .aside-box{
  margin-top:24px;padding:20px;border-radius:var(--r-card);
  background:var(--c-surface);border:1px solid var(--c-line);box-shadow:var(--sh-1);
}
.faq-aside .aside-box strong{display:block;font-family:var(--font-num);font-size:30px;color:var(--c-primary-dark);line-height:1.1}
.faq-aside .aside-box span{font-size:13.5px;color:var(--c-muted)}
.accordion{background:transparent;border:0;margin:0}
.accordion .accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.accordion .accordion-item.is-active{border-color:var(--c-primary);box-shadow:var(--sh-1)}
.accordion .accordion-title{
  display:block;border:0;border-left:4px solid var(--c-primary);
  padding:18px 52px 18px 22px;margin:0;
  font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.6;
  background:transparent;transition:background-color .2s ease,color .2s ease;
}
.accordion .accordion-title:hover{background:#F3F0E8;color:var(--c-ink)}
.accordion .accordion-title::before{
  right:22px;top:50%;transform:translateY(-50%);
  border-color:var(--c-primary-dark) transparent transparent transparent;
  margin-top:-3px;transition:transform .2s ease;
}
.accordion .accordion-item.is-active>.accordion-title::before{transform:translateY(-50%) rotate(180deg)}
.accordion .accordion-content{
  border:0;border-top:1px dashed var(--c-line);
  padding:18px 22px 22px;color:var(--c-muted);font-size:15.5px;line-height:1.9;
  background:var(--c-surface);transition:height .2s ease;
}

/* ---------- CTA ---------- */
.cta-band{position:relative;border-radius:20px;overflow:hidden;background:var(--c-dark);isolation:isolate}
.cta-band::before{content:"";position:absolute;inset:0;z-index:-2;background-image:url("/assets/images/backpic/back-3.png");background-size:cover;background-position:center}
.cta-band::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(20,18,28,.95),rgba(20,18,28,.78))}
.cta-inner{padding:56px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:36px;align-items:center}
.cta-inner h2{color:#FBF9F3;font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.32;letter-spacing:-.01em}
.cta-inner p{margin-top:14px;color:#BEB9CC;font-size:16px;max-width:580px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- 表单 ---------- */
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);
}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:14.5px;font-weight:600;color:var(--c-ink)}
.field .hint{font-size:12.5px;color:var(--c-muted)}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-input);
  background:#FCFBF7;color:var(--c-ink);font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{height:132px;padding:12px 14px;line-height:1.8;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary-dark);background:#fff;
  box-shadow:0 0 0 3px rgba(184,255,61,.35);
}
.field .error-text{display:none;font-size:13px;color:var(--c-secondary)}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--c-muted);line-height:1.7}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--c-primary-dark)}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:24px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#DCD8CD;margin-top:96px;border-top:1px solid var(--c-primary)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:64px 0 44px}
.footer-brand{font-size:19px;font-weight:800;color:#FBF9F3;letter-spacing:-.01em}
.footer-col p{margin-top:16px;font-size:14.5px;line-height:1.9;color:#A9A4B6;max-width:380px}
.footer-col h3{font-size:15px;font-weight:700;color:#FBF9F3;letter-spacing:.02em}
.footer-col ul{margin-top:16px;display:grid;gap:10px}
.footer-col li a{font-size:14.5px;color:#BDB8C8}
.footer-col li a:hover{color:var(--c-primary)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 0 30px;border-top:1px solid rgba(243,240,232,.12);
  font-size:13.5px;color:#8E8A9C;
}
.footer-bottom .num{font-family:var(--font-num);letter-spacing:.06em;color:#B0ABBE}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--pad-x:32px}
  .section{padding:68px 0}
  .section-sm{padding:52px 0}
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .nav-cta .btn{display:none}
  .page-hero-inner{grid-template-columns:1fr;padding:48px 36px;min-height:auto}
  .hero-facts{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}
  .guide-wrap{grid-template-columns:1fr;gap:28px}
  .guide-toc{position:static}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static}
  .banner-inner,.cta-inner{grid-template-columns:1fr;padding:44px 36px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:52px 0 36px}
}
@media (max-width:768px){
  :root{--pad-x:22px}
  body{font-size:15.5px;line-height:1.85}
  .topbar-tip{display:none}
  .header-inner{min-height:66px;gap:12px}
  .nav-brand{font-size:17px}
  .brand-mark{width:30px;height:30px;flex:0 0 30px}
  .page-hero{margin-top:16px;border-radius:16px}
  .page-hero-inner{padding:36px 22px}
  .hero-facts{grid-template-columns:1fr;gap:12px}
  .hero-actions .btn{flex:1 1 100%}
  .section{padding:52px 0}
  .section-sm{padding:44px 0}
  .guide-card{padding:22px 20px}
  .guide-index{font-size:28px}
  .guide-card h3{font-size:19px}
  .guide-card-top{gap:14px}
  .related-grid{grid-template-columns:1fr}
  .related-card{flex-direction:column;align-items:flex-start}
  .related-card .rc-img{width:100%;flex:0 0 auto}
  .banner-inner,.cta-inner{padding:34px 22px}
  .banner-metrics{grid-template-columns:1fr}
  .cta-actions .btn{flex:1 1 100%}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:22px 20px}
  .form-foot .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 30px}
  .accordion .accordion-title{font-size:16px;padding:16px 46px 16px 18px}
  .site-footer{margin-top:64px}
}
@media (max-width:520px){
  .page-hero h1{font-size:30px}
  .hero-sub{font-size:15.5px}
  .fact-card .fact-value{font-size:26px}
  .guide-card p{font-size:15px}
  .breadcrumb{font-size:13px}
}