/* roulang page: index */
:root{
  --red-900:#5e1313;
  --red:#8c1f1f;
  --red-2:#a83232;
  --gold:#d4af37;
  --gold-deep:#b8860b;
  --gold-light:#e8c87a;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --paper:#fffdf8;
  --text:#3a3428;
  --muted:#8a8070;
  --line:rgba(212,175,55,.35);
  --line-strong:rgba(212,175,55,.6);
  --shadow:0 10px 28px rgba(94,19,19,.09);
  --shadow-hover:0 18px 38px rgba(94,19,19,.16);
  --radius:10px;
  --radius-lg:16px;
  --sidebar:272px;
  --container:1180px;
  --serif:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  --sans:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:var(--gold);color:var(--red-900)}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
h1,h2,h3,h4{
  margin:0;
  color:var(--red-900);
  font-family:var(--serif);
  font-weight:700;
  line-height:1.32;
}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.layout{min-height:100vh}
.content-wrap{
  margin-left:var(--sidebar);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.main-content{flex:1}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 36px;
}
.sidebar{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--sidebar);
  z-index:120;
  display:flex;
  flex-direction:column;
  padding:26px 22px 24px;
  overflow-y:auto;
  background:linear-gradient(180deg,#8c1f1f 0%,#6f1717 48%,#5e1313 100%);
  border-right:1px solid rgba(212,175,55,.55);
  box-shadow:8px 0 30px rgba(94,19,19,.12);
}
.sidebar::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(circle at 20% 8%,rgba(212,175,55,.16),transparent 34%),
    repeating-linear-gradient(45deg,rgba(255,255,255,.03) 0 1px,transparent 1px 10px);
}
.brand,.side-nav,.side-cta{position:relative;z-index:1}
.brand-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:4px 0 22px;
  margin-bottom:22px;
  border-bottom:1px solid rgba(212,175,55,.3);
}
.brand-icon{
  width:44px;
  height:44px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid var(--gold);
  border-radius:12px;
}
.brand-icon svg{width:26px;height:26px}
.brand-text{
  display:flex;
  flex-direction:column;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.04em;
}
.brand-text small{
  margin-top:5px;
  color:var(--gold-light);
  font-family:var(--sans);
  font-size:11px;
  font-weight:400;
  letter-spacing:.15em;
}
.side-nav{display:flex;flex-direction:column;gap:8px}
.nav-link{
  position:relative;
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  color:rgba(255,253,248,.82);
  font-size:15px;
  border-bottom:2px solid transparent;
  border-radius:8px;
  transition:background .25s,color .25s,transform .25s,border-color .25s;
}
.nav-link::before{
  content:"";
  width:5px;
  height:5px;
  margin-right:12px;
  border:1px solid currentColor;
  transform:rotate(45deg);
  opacity:.7;
}
.nav-link:hover{
  background:rgba(212,175,55,.12);
  color:var(--gold-light);
  transform:translateX(2px);
}
.nav-link.active{
  background:linear-gradient(90deg,rgba(212,175,55,.22),rgba(212,175,55,.04));
  color:var(--gold);
  border-bottom-color:var(--gold);
  font-weight:700;
}
.side-cta{margin-top:auto;padding-top:28px}
.side-cta-label{
  margin-bottom:10px;
  color:var(--gold-light);
  font-size:12px;
  letter-spacing:.18em;
}
.side-note{
  margin-top:12px;
  color:rgba(255,253,248,.58);
  font-size:12px;
  line-height:1.7;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:8px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s;
}
.btn:hover{transform:translateY(-2px)}
.btn-gold{
  color:#fffdf8;
  background:linear-gradient(135deg,#d4af37,#b8860b);
  border-color:rgba(255,255,255,.18);
  box-shadow:0 8px 18px rgba(184,134,11,.28);
}
.btn-gold:hover{
  background:linear-gradient(135deg,#e0bf52,#a9790a);
  box-shadow:0 12px 24px rgba(184,134,11,.36);
}
.btn-outline-gold{
  color:var(--gold-deep);
  background:transparent;
  border-color:var(--gold);
}
.btn-outline-gold:hover{background:var(--gold);color:var(--red-900)}
.btn-outline-light{
  color:#fffdf8;
  background:rgba(255,255,255,.06);
  border-color:rgba(232,200,122,.7);
}
.btn-outline-light:hover{
  background:rgba(212,175,55,.16);
  border-color:var(--gold-light);
}
.btn-block{width:100%}
.mobile-topbar{
  display:none;
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:64px;
  z-index:130;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border-bottom:1px solid rgba(212,175,55,.5);
  box-shadow:0 6px 20px rgba(94,19,19,.18);
}
.mobile-logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
}
.mobile-logo .brand-icon{width:36px;height:36px;border-radius:9px}
.menu-toggle{
  width:42px;
  height:42px;
  display:grid;
  place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid rgba(212,175,55,.6);
  border-radius:8px;
}
.menu-toggle svg{width:22px;height:22px}
.drawer-overlay{
  display:none;
  position:fixed;
  inset:0;
  z-index:110;
  background:rgba(20,7,7,.55);
  backdrop-filter:blur(2px);
}
.hero{
  position:relative;
  min-height:660px;
  display:flex;
  flex-direction:column;
  overflow:hidden;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
}
.hero-bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.42;
  filter:saturate(.9) contrast(1.05);
}
.hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(94,19,19,.95) 0%,rgba(94,19,19,.78) 48%,rgba(94,19,19,.35) 100%),
    linear-gradient(0deg,rgba(94,19,19,.92) 0%,transparent 58%);
}
.hero-series{
  position:relative;
  z-index:2;
  background:rgba(20,7,7,.2);
  border-bottom:1px solid rgba(212,175,55,.38);
  backdrop-filter:blur(6px);
}
.hero-series-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:56px;
}
.series-label{
  color:var(--gold);
  font-family:var(--serif);
  font-size:14px;
  letter-spacing:.14em;
  white-space:nowrap;
}
.series-nav{
  display:flex;
  gap:6px;
  flex:1;
  overflow-x:auto;
  scrollbar-width:none;
}
.series-nav::-webkit-scrollbar{display:none}
.series-nav a{
  padding:6px 10px;
  color:rgba(255,253,248,.78);
  font-size:14px;
  white-space:nowrap;
  border-radius:6px;
  transition:background .2s,color .2s;
}
.series-nav a:hover{color:var(--gold-light);background:rgba(212,175,55,.12)}
.series-cta{
  padding:4px 0;
  color:var(--gold);
  font-size:14px;
  white-space:nowrap;
  border-bottom:1px solid var(--gold);
}
.hero-content{
  position:relative;
  z-index:2;
  flex:1;
  display:flex;
  align-items:center;
  padding-top:64px;
  padding-bottom:72px;
}
.hero-copy{max-width:820px}
.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  color:var(--gold-light);
  font-size:13px;
  letter-spacing:.16em;
}
.eyebrow-dot{
  width:8px;
  height:8px;
  display:inline-block;
  border:1px solid var(--gold);
  transform:rotate(45deg);
}
.hero h1{
  max-width:860px;
  color:#fffdf8;
  font-size:clamp(32px,4vw,48px);
  letter-spacing:.02em;
  text-shadow:0 2px 20px rgba(0,0,0,.22);
}
.hero-subtitle{
  margin-top:18px;
  color:var(--gold-light);
  font-family:var(--serif);
  font-size:clamp(17px,1.7vw,20px);
  font-weight:600;
}
.hero-desc{
  max-width:760px;
  margin-top:16px;
  color:rgba(255,253,248,.82);
  font-size:16px;
  line-height:1.9;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.gold-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  color:var(--gold-light);
  font-size:12px;
  background:rgba(212,175,55,.1);
  border:1px solid rgba(212,175,55,.6);
  border-radius:999px;
}
.gold-tag::before{
  content:"";
  width:5px;
  height:5px;
  background:var(--gold);
  transform:rotate(45deg);
}
.ghost-tag{
  display:inline-flex;
  align-items:center;
  padding:6px 12px;
  color:rgba(255,253,248,.7);
  font-size:12px;
  border:1px solid rgba(255,253,248,.24);
  border-radius:999px;
}
.section{
  position:relative;
  padding:74px 0;
}
.section--alt{background:linear-gradient(180deg,var(--bg-alt),#f2eadc)}
.section-kicker{
  margin-bottom:8px;
  color:var(--gold-deep);
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
}
.section-kicker.light{color:var(--gold-light)}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:26px;
  margin-bottom:26px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.section-title{
  position:relative;
  padding-left:18px;
  font-size:clamp(24px,2.3vw,32px);
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;
  top:.15em;
  bottom:.15em;
  width:4px;
  background:linear-gradient(180deg,var(--gold),var(--gold-deep));
  border-radius:2px;
}
.section-lead{
  max-width:880px;
  margin-bottom:30px;
  color:var(--muted);
  font-size:15px;
  line-height:1.95;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding-bottom:3px;
  color:var(--gold-deep);
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  border-bottom:1px solid transparent;
  transition:color .2s,border-color .2s;
}
.text-link svg{width:14px;height:14px}
.text-link:hover{color:var(--red);border-bottom-color:var(--red)}
.card-grid{display:grid;gap:24px}
.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  position:relative;
  overflow:hidden;
  padding:60px 28px 28px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .28s,border-color .28s,box-shadow .28s;
}
.card::after{
  content:"";
  position:absolute;
  right:-30px;
  bottom:-30px;
  width:110px;
  height:110px;
  border:1px solid rgba(212,175,55,.18);
  transform:rotate(45deg);
  pointer-events:none;
}
.card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.card h3{font-size:21px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14px;line-height:1.85}
.stamp{
  position:absolute;
  top:18px;
  left:18px;
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  color:var(--gold-light);
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  background:var(--red);
  border:2px solid var(--gold);
  border-radius:5px;
  box-shadow:0 4px 10px rgba(94,19,19,.18);
}
.stamp.small{width:32px;height:32px;font-size:14px}
.card-icon{
  position:absolute;
  top:18px;
  right:18px;
  width:46px;
  height:46px;
  display:grid;
  place-items:center;
  color:var(--gold-deep);
  background:rgba(212,175,55,.06);
  border:1px solid var(--line);
  border-radius:50%;
}
.card-icon svg{width:23px;height:23px}
.mini-list{display:grid;gap:8px;margin:16px 0 20px}
.mini-list li{
  position:relative;
  padding-left:16px;
  color:var(--text);
  font-size:13.5px;
}
.mini-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:5px;
  height:5px;
  background:var(--gold);
  transform:rotate(45deg);
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding-bottom:2px;
  color:var(--gold-deep);
  font-size:13px;
  font-weight:700;
  border-bottom:1px solid rgba(184,134,11,.35);
}
.card-link:hover{color:var(--red)}
.tag{
  display:inline-flex;
  align-items:center;
  padding:3px 10px;
  color:var(--red);
  font-size:12px;
  font-weight:700;
  background:rgba(140,31,31,.08);
  border:1px solid rgba(140,31,31,.16);
  border-radius:999px;
}
.tag.gold{
  color:var(--gold-deep);
  background:rgba(212,175,55,.14);
  border-color:rgba(212,175,55,.4);
}
.compare-wrap{
  overflow-x:auto;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
}
.compare-table{
  width:100%;
  min-width:820px;
  border-collapse:separate;
  border-spacing:0;
}
.compare-table th,.compare-table td{
  padding:18px 20px;
  text-align:left;
  vertical-align:top;
  font-size:14px;
  border-bottom:1px solid rgba(212,175,55,.2);
}
.compare-table thead th{
  color:#fffdf8;
  font-family:var(--serif);
  font-size:15px;
  background:linear-gradient(180deg,#8c1f1f,#6f1717);
  border-bottom:1px solid var(--gold);
}
.compare-table thead th:first-child{color:var(--gold-light)}
.compare-table tbody th{
  width:160px;
  color:var(--red-900);
  font-weight:700;
  background:rgba(239,230,213,.55);
}
.compare-table td{color:var(--muted)}
.compare-table tr:last-child th,.compare-table tr:last-child td{border-bottom:none}
.compare-table .recommended{
  color:#fffdf8;
  background:linear-gradient(180deg,#b8860b,#8a6508);
}
.compare-table tbody td.recommended{
  color:var(--text);
  font-weight:600;
  background:rgba(212,175,55,.1);
}
.badge{
  display:inline-flex;
  margin-left:8px;
  padding:1px 7px;
  color:#fffdf8;
  font-size:11px;
  font-weight:400;
  background:rgba(255,253,248,.16);
  border:1px solid rgba(255,253,248,.4);
  border-radius:999px;
}
.compare-note{
  margin-top:12px;
  color:var(--muted);
  font-size:12.5px;
}
.weekly-banner{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  overflow:hidden;
  color:#fffdf8;
  background:linear-gradient(120deg,#5e1313,#8c1f1f 58%,#6f1717);
  border:1px solid var(--line-strong);
  border-radius:20px;
  box-shadow:0 24px 50px rgba(94,19,19,.18);
}
.weekly-copy{padding:48px}
.weekly-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:18px;
  padding:5px 12px;
  color:var(--gold-light);
  font-size:12px;
  letter-spacing:.12em;
  border:1px solid var(--gold);
  border-radius:999px;
}
.weekly-copy h2{
  margin-bottom:14px;
  color:#fffdf8;
  font-size:clamp(26px,2.6vw,36px);
}
.weekly-copy > p{
  color:rgba(255,253,248,.8);
  font-size:15px;
  line-height:1.9;
}
.weekly-timeline{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin:28px 0 30px;
}
.weekly-timeline > div{
  padding-top:14px;
  border-top:1px solid rgba(212,175,55,.45);
}
.weekly-timeline span{
  display:block;
  margin-bottom:6px;
  color:var(--gold);
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
}
.weekly-timeline strong{
  display:block;
  margin-bottom:4px;
  color:#fffdf8;
  font-size:14px;
}
.weekly-timeline p{
  color:rgba(255,253,248,.62);
  font-size:12px;
  line-height:1.7;
}
.weekly-visual{
  position:relative;
  min-height:420px;
  background:var(--red-900);
}
.weekly-visual img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.9;
}
.weekly-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(94,19,19,.55),transparent 60%);
}
.visual-caption{
  position:absolute;
  left:24px;
  right:24px;
  bottom:24px;
  z-index:2;
  padding:14px 16px;
  color:var(--gold-light);
  font-size:13px;
  line-height:1.7;
  background:rgba(20,7,7,.55);
  border:1px solid rgba(212,175,55,.55);
  border-radius:10px;
  backdrop-filter:blur(6px);
}
.hot-layout{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:28px;
  align-items:start;
}
.hot-list{display:grid;gap:14px}
.hot-item{
  display:grid;
  grid-template-columns:56px 1fr auto;
  gap:18px;
  align-items:start;
  padding:20px 22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:0 6px 18px rgba(94,19,19,.06);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.hot-item:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow);
}
.hot-num{
  color:var(--gold-deep);
  font-family:var(--serif);
  font-size:24px;
  font-weight:700;
  line-height:1.1;
}
.hot-item h3{font-size:18px;margin-bottom:5px}
.hot-item p{color:var(--muted);font-size:13.5px;line-height:1.75}
.hot-aside{
  position:relative;
  overflow:hidden;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
}
.hot-aside > img{width:100%;height:260px;object-fit:cover}
.hot-aside-copy{position:relative;padding:24px}
.hot-aside-copy h3{font-size:20px;margin:8px 0}
.hot-aside-copy p{
  margin-bottom:18px;
  color:var(--muted);
  font-size:14px;
  line-height:1.85;
}
.review-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.review-card{
  position:relative;
  padding:26px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.review-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.review-card::before{
  content:"";
  position:absolute;
  top:0;
  left:24px;
  right:24px;
  height:3px;
  background:linear-gradient(90deg,var(--gold),transparent);
}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.avatar{
  width:42px;
  height:42px;
  display:grid;
  place-items:center;
  color:var(--gold-light);
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
  background:linear-gradient(135deg,var(--red),var(--red-900));
  border:1px solid var(--gold);
  border-radius:50%;
}
.review-top strong{display:block;font-size:15px;color:var(--red-900)}
.review-top span{display:block;font-size:12px;color:var(--muted)}
.quote-mark{
  margin-left:auto;
  color:var(--gold);
  font-family:var(--serif);
  font-size:32px;
  line-height:1;
  opacity:.7;
}
.review-card blockquote{
  margin:0;
  color:var(--text);
  font-size:14px;
  line-height:1.9;
}
.review-card figcaption{
  margin-top:16px;
  padding-top:12px;
  color:var(--muted);
  font-size:12px;
  border-top:1px solid rgba(212,175,55,.22);
}
.section--guard{
  padding:56px 0;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border-top:1px solid var(--line-strong);
  border-bottom:1px solid var(--line-strong);
}
.guard-band{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:36px;
  align-items:center;
}
.guard-intro h2{
  margin-bottom:12px;
  color:#fffdf8;
  font-size:clamp(24px,2.3vw,32px);
}
.guard-intro p{
  color:rgba(255,253,248,.72);
  font-size:14px;
  line-height:1.9;
}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.guard-item{
  padding:18px 14px;
  background:rgba(255,253,248,.04);
  border:1px solid rgba(212,175,55,.35);
  border-radius:10px;
}
.guard-item svg{width:26px;height:26px;color:var(--gold);margin-bottom:10px}
.guard-item h3{margin-bottom:6px;color:#fffdf8;font-size:15px}
.guard-item p{color:rgba(255,253,248,.62);font-size:12px;line-height:1.7}
.news-list{display:grid;border-top:1px solid var(--line)}
.news-item{
  display:grid;
  grid-template-columns:180px 1fr;
  gap:24px;
  align-items:center;
  padding:22px 0;
  border-bottom:1px solid var(--line);
  transition:background .25s;
}
.news-item:hover{background:rgba(212,175,55,.04)}
.news-thumb{
  display:block;
  overflow:hidden;
  aspect-ratio:16/10;
  border:1px solid var(--line);
  border-radius:10px;
}
.news-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s;
}
.news-item:hover .news-thumb img{transform:scale(1.04)}
.news-meta{
  display:flex;
  gap:12px;
  align-items:center;
  margin-bottom:6px;
  color:var(--muted);
  font-size:12px;
}
.news-meta span{color:var(--gold-deep);font-weight:700}
.news-body h3{font-size:20px;margin-bottom:6px}
.news-body h3 a:hover{color:var(--gold-deep)}
.news-body p{
  max-width:760px;
  color:var(--muted);
  font-size:13.5px;
  line-height:1.8;
}
.symbol-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:22px;
}
.symbol-card{
  display:grid;
  grid-template-columns:190px 1fr;
  gap:22px;
  align-items:stretch;
  overflow:hidden;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:var(--shadow);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.symbol-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.symbol-media{
  min-height:170px;
  overflow:hidden;
  background:var(--bg-alt);
}
.symbol-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s;
}
.symbol-card:hover .symbol-media img{transform:scale(1.04)}
.symbol-body{padding:24px 24px 24px 0}
.symbol-body h3{font-size:19px;margin:8px 0}
.symbol-body p{color:var(--muted);font-size:13.5px;line-height:1.85}
.steps-layout{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:36px;
  align-items:start;
}
.steps-copy .section-lead{margin-bottom:24px}
.steps{display:grid;gap:18px;margin-bottom:28px}
.step{
  display:grid;
  grid-template-columns:54px 1fr;
  gap:18px;
  padding-bottom:18px;
  border-bottom:1px solid var(--line);
}
.step:last-child{padding-bottom:0;border-bottom:none}
.step-num{
  color:var(--gold-deep);
  font-family:var(--serif);
  font-size:26px;
  font-weight:700;
  line-height:1;
}
.step h3{font-size:18px;margin-bottom:4px}
.step p{color:var(--muted);font-size:13.5px;line-height:1.8}
.steps-panel{
  position:sticky;
  top:24px;
  overflow:hidden;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
}
.steps-panel img{width:100%;height:260px;object-fit:cover}
.panel-list{padding:24px}
.panel-list h3{font-size:19px;margin-bottom:14px}
.panel-list ul{display:grid;gap:10px}
.panel-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:var(--muted);
  font-size:13.5px;
  line-height:1.7;
}
.panel-list li::before{
  content:"";
  width:7px;
  height:7px;
  flex:0 0 auto;
  margin-top:.55em;
  border:1px solid var(--gold-deep);
  transform:rotate(45deg);
}
.myth-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.myth-card{
  padding:24px;
  background:var(--paper);
  border:1px solid var(--line);
  border-left:4px solid var(--red);
  border-radius:10px;
  box-shadow:var(--shadow);
}
.myth-label{
  display:inline-block;
  margin-bottom:8px;
  color:var(--red);
  font-size:11px;
  font-weight:700;
  letter-spacing:.14em;
}
.myth-card h3{font-size:18px;margin-bottom:8px}
.myth-text{color:var(--muted);font-size:13.5px;line-height:1.85}
.myth-fix{
  margin-top:16px;
  padding:14px;
  background:rgba(212,175,55,.1);
  border:1px solid rgba(212,175,55,.28);
  border-radius:8px;
}
.myth-fix strong{
  display:block;
  margin-bottom:4px;
  color:var(--gold-deep);
  font-size:12px;
}
.myth-fix p{color:var(--text);font-size:13px;line-height:1.8}
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.scenario-card{
  position:relative;
  padding:26px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:var(--shadow);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.scenario-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.scenario-icon{
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  margin-bottom:16px;
  color:var(--gold-deep);
  background:rgba(212,175,55,.08);
  border:1px solid var(--line);
  border-radius:10px;
}
.scenario-card h3{font-size:19px;margin-bottom:8px}
.scenario-card p{color:var(--muted);font-size:13.5px;line-height:1.85}
.scenario-meta{
  margin:14px 0;
  padding:8px 10px;
  color:var(--red);
  font-size:12px;
  background:rgba(140,31,31,.05);
  border:1px dashed rgba(140,31,31,.2);
  border-radius:6px;
}
.scenario-card a{
  display:inline-flex;
  padding-bottom:2px;
  color:var(--gold-deep);
  font-size:13px;
  font-weight:700;
  border-bottom:1px solid rgba(184,134,11,.35);
}
.scenario-card a:hover{color:var(--red)}
.faq-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}
.faq-item{
  padding:0 22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:10px;
  box-shadow:0 6px 18px rgba(94,19,19,.05);
}
.faq-item summary{
  position:relative;
  padding:20px 28px 20px 0;
  color:var(--red-900);
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  line-height:1.5;
  list-style:none;
  cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  position:absolute;
  top:50%;
  right:0;
  color:var(--gold-deep);
  font-family:var(--sans);
  font-size:22px;
  font-weight:400;
  transform:translateY(-50%);
  transition:transform .25s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{
  padding:14px 0 20px;
  color:var(--muted);
  font-size:13.5px;
  line-height:1.9;
  border-top:1px solid rgba(212,175,55,.18);
}
.section--resources{padding:0 0 74px}
.resource-banner{
  position:relative;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:34px;
  overflow:hidden;
  padding:46px;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border:1px solid var(--line-strong);
  border-radius:20px;
  box-shadow:0 24px 50px rgba(94,19,19,.2);
}
.resource-banner::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(circle at 8% 12%,rgba(212,175,55,.14),transparent 28%),
    repeating-linear-gradient(45deg,rgba(255,255,255,.03) 0 1px,transparent 1px 12px);
}
.resource-copy,.resource-grid{position:relative;z-index:1}
.resource-copy h2{
  margin-bottom:12px;
  color:#fffdf8;
  font-size:clamp(26px,2.4vw,34px);
}
.resource-copy p{
  color:rgba(255,253,248,.78);
  font-size:14px;
  line-height:1.9;
}
.resource-copy .btn{margin-top:24px}
.fine-print{
  margin-top:14px;
  color:rgba(232,200,122,.7);
  font-size:12px;
  line-height:1.7;
}
.resource-grid{display:grid;gap:12px;align-content:center}
.resource-card{
  display:grid;
  grid-template-columns:38px 1fr auto;
  gap:14px;
  align-items:center;
  padding:18px 20px;
  background:rgba(255,253,248,.07);
  border:1px solid rgba(212,175,55,.4);
  border-radius:10px;
  transition:background .25s,transform .25s;
}
.resource-card:hover{background:rgba(212,175,55,.12);transform:translateX(3px)}
.resource-num{
  color:var(--gold);
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
}
.resource-card h3{color:#fffdf8;font-size:15px;margin-bottom:2px}
.resource-card p{color:rgba(255,253,248,.6);font-size:12px;line-height:1.6}
.resource-tag{
  padding:2px 7px;
  color:var(--gold-light);
  font-size:11px;
  white-space:nowrap;
  border:1px solid rgba(212,175,55,.4);
  border-radius:999px;
}
.site-footer{
  padding:48px 0 24px;
  color:rgba(255,253,248,.72);
  background:linear-gradient(180deg,#6f1717,#4d0f0f);
  border-top:1px solid var(--gold);
}
.footer-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:24px;
  margin-bottom:28px;
  padding-bottom:28px;
  border-bottom:1px solid rgba(212,175,55,.22);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:14px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:22px;
  font-weight:700;
}
.footer-brand .brand-icon{width:46px;height:46px}
.footer-tagline{
  max-width:430px;
  color:rgba(255,253,248,.58);
  font-size:13px;
  line-height:1.8;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:32px;
}
.footer-col h3{
  margin-bottom:14px;
  color:var(--gold-light);
  font-family:var(--sans);
  font-size:14px;
  letter-spacing:.12em;
}
.footer-col a{
  display:block;
  color:rgba(255,253,248,.68);
  font-size:13px;
  line-height:2;
  transition:color .2s,transform .2s;
}
.footer-col a:hover{color:var(--gold);transform:translateX(3px)}
.footer-col p{
  margin-bottom:6px;
  color:rgba(255,253,248,.6);
  font-size:13px;
  line-height:1.9;
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding-top:20px;
  color:rgba(232,200,122,.65);
  font-size:12px;
  border-top:1px solid rgba(212,175,55,.22);
}
@media (max-width:1200px){
  .container{padding:0 28px}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .symbol-card{grid-template-columns:160px 1fr}
}
@media (max-width:1024px){
  .sidebar{
    width:280px;
    transform:translateX(-100%);
    transition:transform .3s ease;
  }
  .content-wrap{margin-left:0;padding-top:64px}
  .mobile-topbar{display:flex}
  body.menu-open .sidebar{transform:translateX(0)}
  body.menu-open .drawer-overlay{display:block}
  .guard-band{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:repeat(4,1fr)}
  .weekly-banner{grid-template-columns:1fr}
  .weekly-visual{min-height:300px}
  .hot-layout{grid-template-columns:1fr}
  .hot-aside{display:grid;grid-template-columns:1fr 1fr;align-items:stretch}
  .hot-aside > img{height:100%;min-height:260px}
  .steps-layout{grid-template-columns:1fr}
  .steps-panel{position:static}
}
@media (max-width:900px){
  .card-grid.three,.review-grid,.myth-grid,.scenario-grid{grid-template-columns:repeat(2,1fr)}
  .symbol-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .resource-banner{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > :last-child{grid-column:1 / -1}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .hero{min-height:auto}
  .hero-content{padding-top:44px;padding-bottom:56px}
  .hero h1{font-size:32px}
  .hero-desc{font-size:15px}
  .hero-series-inner{min-height:52px;gap:14px}
  .series-label{font-size:12px}
  .series-nav a{font-size:13px}
  .series-cta{display:none}
  .weekly-copy{padding:30px}
  .weekly-timeline{grid-template-columns:1fr}
  .weekly-timeline > div{
    display:grid;
    grid-template-columns:36px 1fr;
    gap:8px 12px;
    padding-top:12px;
  }
  .weekly-timeline span{grid-row:span 2;margin:0}
  .weekly-timeline p{grid-column:2}
  .news-item{grid-template-columns:120px 1fr;gap:16px}
  .symbol-card{grid-template-columns:1fr}
  .symbol-media{min-height:200px}
  .symbol-body{padding:0 20px 20px}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .hot-aside{grid-template-columns:1fr}
  .hot-aside > img{height:220px}
  .resource-card{grid-template-columns:32px 1fr}
  .resource-tag{grid-column:2;justify-self:start}
  .footer-top{flex-direction:column}
}
@media (max-width:560px){
  .hero-actions .btn{width:100%}
  .card-grid.three,.review-grid,.myth-grid,.scenario-grid{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-thumb{aspect-ratio:16/9}
  .hot-item{grid-template-columns:42px 1fr;padding:18px}
  .hot-item .tag{grid-column:2;justify-self:start}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .resource-banner{padding:26px}
  .weekly-copy{padding:24px}
  .symbol-media{min-height:170px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
  }
}

/* roulang page: category2 */
:root{
  --red-900:#5e1313;
  --red:#8c1f1f;
  --red-2:#a83232;
  --gold:#d4af37;
  --gold-deep:#b8860b;
  --gold-light:#e8c87a;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --paper:#fffdf8;
  --text:#3a3428;
  --muted:#8a8070;
  --line:rgba(212,175,55,.35);
  --line-strong:rgba(212,175,55,.6);
  --shadow:0 10px 28px rgba(94,19,19,.09);
  --shadow-hover:0 18px 38px rgba(94,19,19,.16);
  --radius:10px;
  --radius-lg:16px;
  --sidebar:272px;
  --container:1180px;
  --serif:"Noto Serif SC","Source Han Serif SC",SimSun,"宋体",serif;
  --sans:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
body,h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
  border-radius:4px;
}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 36px;
}

/* ===== 左侧导航 ===== */
.side-shell{
  position:fixed;
  top:0;
  left:0;
  z-index:120;
  display:flex;
  flex-direction:column;
  width:var(--sidebar);
  height:100vh;
  padding:30px 22px 26px;
  overflow-y:auto;
  background:linear-gradient(165deg,#8c1f1f 0%,#5e1313 100%);
  border-right:1px solid rgba(212,175,55,.45);
  box-shadow:6px 0 26px rgba(94,19,19,.14);
}
.brand-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:4px 0 22px;
  margin-bottom:22px;
  border-bottom:1px solid rgba(212,175,55,.3);
}
.brand-icon{
  width:44px;
  height:44px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid var(--gold);
  border-radius:12px;
}
.brand-icon svg{width:26px;height:26px}
.brand-text{
  display:flex;
  flex-direction:column;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.04em;
}
.brand-text small{
  margin-top:5px;
  color:var(--gold-light);
  font-family:var(--sans);
  font-size:11px;
  font-weight:400;
  letter-spacing:.15em;
}
.side-nav{display:flex;flex-direction:column;gap:8px}
.nav-link{
  position:relative;
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  color:rgba(255,253,248,.82);
  font-size:15px;
  border-bottom:2px solid transparent;
  border-radius:8px;
  transition:background .25s,color .25s,transform .25s,border-color .25s;
}
.nav-link::before{
  content:"";
  width:5px;
  height:5px;
  margin-right:12px;
  border:1px solid currentColor;
  transform:rotate(45deg);
  opacity:.7;
}
.nav-link:hover{
  background:rgba(212,175,55,.12);
  color:var(--gold-light);
  transform:translateX(2px);
}
.nav-link.active{
  background:linear-gradient(90deg,rgba(212,175,55,.22),rgba(212,175,55,.04));
  color:var(--gold);
  border-bottom-color:var(--gold);
  font-weight:700;
}
.side-cta{margin-top:auto;padding-top:28px}
.side-cta-label{
  margin-bottom:10px;
  color:var(--gold-light);
  font-size:12px;
  letter-spacing:.18em;
}
.side-note{
  margin-top:14px;
  color:rgba(255,253,248,.55);
  font-size:12px;
  line-height:1.8;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:8px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s;
}
.btn:hover{transform:translateY(-2px)}
.btn-gold{
  color:#fffdf8;
  background:linear-gradient(135deg,#d4af37,#b8860b);
  border-color:rgba(255,255,255,.18);
  box-shadow:0 8px 18px rgba(184,134,11,.28);
}
.btn-gold:hover{
  background:linear-gradient(135deg,#e0bf52,#a9790a);
  box-shadow:0 12px 24px rgba(184,134,11,.36);
}
.btn-outline-gold{
  color:var(--gold-deep);
  background:transparent;
  border-color:var(--gold);
}
.btn-outline-gold:hover{background:var(--gold);color:var(--red-900)}
.btn-outline-light{
  color:#fffdf8;
  background:rgba(255,255,255,.06);
  border-color:rgba(232,200,122,.7);
}
.btn-outline-light:hover{
  background:rgba(212,175,55,.16);
  border-color:var(--gold-light);
}
.btn-block{width:100%}

/* ===== 移动端顶栏 ===== */
.mobile-topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  z-index:130;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border-bottom:1px solid rgba(212,175,55,.5);
  box-shadow:0 6px 20px rgba(94,19,19,.18);
}
.mobile-logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
}
.mobile-logo .brand-icon{width:36px;height:36px;border-radius:9px}
.menu-toggle{
  width:42px;height:42px;
  display:grid;
  place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid rgba(212,175,55,.6);
  border-radius:8px;
}
.menu-toggle svg{width:22px;height:22px}
.drawer-overlay{
  display:none;
  position:fixed;
  inset:0;
  z-index:110;
  background:rgba(20,7,7,.55);
  backdrop-filter:blur(2px);
}
.drawer-overlay.show{display:block}

/* ===== 主内容区 ===== */
.main-content{
  margin-left:var(--sidebar);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.page-main{flex:1}

/* ===== Hero ===== */
.hero{
  position:relative;
  overflow:hidden;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
}
.hero-bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.4;
  filter:saturate(.9) contrast(1.05);
}
.hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(94,19,19,.96) 0%,rgba(94,19,19,.82) 52%,rgba(94,19,19,.42) 100%),
    linear-gradient(0deg,rgba(94,19,19,.94) 0%,rgba(94,19,19,.2) 60%,transparent 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  padding-top:62px;
  padding-bottom:70px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:20px;
  font-size:13px;
  letter-spacing:.08em;
  color:rgba(232,200,122,.85);
}
.crumb .sep{color:rgba(232,200,122,.45)}
.hero h1{
  max-width:830px;
  font-family:var(--serif);
  font-size:40px;
  font-weight:700;
  line-height:1.35;
  letter-spacing:.02em;
  color:var(--gold-light);
  text-shadow:0 2px 12px rgba(0,0,0,.28);
}
.hero-sub{
  max-width:760px;
  margin-top:18px;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,253,248,.86);
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 14px;
  font-size:13px;
  color:var(--gold-light);
  background:rgba(212,175,55,.13);
  border:1px solid rgba(212,175,55,.55);
  border-radius:999px;
}
.hero-tags .tag::before{
  content:"";
  width:5px;height:5px;
  background:var(--gold);
  transform:rotate(45deg);
}

/* Before / After 对比 */
.vs-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
  margin-top:36px;
}
.vs-card{
  position:relative;
  padding:24px 22px 22px;
  border-radius:var(--radius-lg);
  backdrop-filter:blur(4px);
}
.vs-card h3{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--serif);
  font-size:19px;
  font-weight:700;
  margin-bottom:14px;
}
.vs-card h3 .mark{
  display:grid;
  place-items:center;
  width:26px;height:26px;
  border-radius:6px;
  font-family:var(--sans);
  font-size:12px;
  font-weight:700;
}
.vs-before{
  background:rgba(20,7,7,.42);
  border:1px solid rgba(255,253,248,.16);
}
.vs-before h3{color:rgba(255,253,248,.88)}
.vs-before h3 .mark{color:rgba(255,253,248,.8);border:1px solid rgba(255,253,248,.4)}
.vs-after{
  background:linear-gradient(150deg,rgba(212,175,55,.16),rgba(212,175,55,.04));
  border:1px solid rgba(212,175,55,.75);
  box-shadow:0 14px 32px rgba(0,0,0,.22);
}
.vs-after h3{color:var(--gold)}
.vs-after h3 .mark{color:var(--red-900);background:var(--gold);border:1px solid var(--gold)}
.vs-list li{
  position:relative;
  padding-left:20px;
  font-size:14.5px;
  line-height:1.85;
  margin-bottom:9px;
  color:rgba(255,253,248,.82);
}
.vs-list li:last-child{margin-bottom:0}
.vs-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:7px;height:7px;
  border-radius:2px;
  background:rgba(255,253,248,.35);
}
.vs-after .vs-list li{color:rgba(255,253,248,.94)}
.vs-after .vs-list li::before{background:var(--gold);transform:rotate(45deg);border-radius:1px}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}

/* ===== 通用区块 ===== */
.section{padding:76px 0}
.section-alt{background:var(--bg-alt)}
.section-plain{background:var(--bg)}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:34px;
  padding-bottom:16px;
  border-bottom:1px solid var(--line);
}
.section-head h2{
  position:relative;
  padding-left:18px;
  font-family:var(--serif);
  font-size:28px;
  font-weight:700;
  line-height:1.4;
  color:var(--red-900);
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;top:8px;bottom:8px;
  width:5px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.section-head .more{
  flex:0 0 auto;
  color:var(--gold-deep);
  font-size:14px;
  border-bottom:1px solid var(--line-strong);
  padding-bottom:2px;
  transition:color .2s,border-color .2s;
}
.section-head .more:hover{color:var(--red);border-color:var(--red)}
.lede{
  max-width:840px;
  margin-top:-14px;
  margin-bottom:34px;
  color:var(--muted);
  font-size:15.5px;
  line-height:1.95;
}

/* 图文分栏 */
.split{
  display:grid;
  grid-template-columns:1.02fr 1fr;
  gap:52px;
  align-items:center;
}
.split-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:2px solid var(--gold);
  box-shadow:var(--shadow);
}
.split-media img{
  width:100%;
  height:340px;
  object-fit:cover;
  transition:transform .5s ease;
}
.split-media:hover img{transform:scale(1.04)}
.split-media .media-cap{
  position:absolute;
  left:14px;bottom:14px;
  padding:5px 12px;
  font-size:12.5px;
  color:var(--gold-light);
  background:rgba(94,19,19,.86);
  border:1px solid rgba(212,175,55,.6);
  border-radius:6px;
  letter-spacing:.06em;
}
.facts{display:flex;flex-direction:column;gap:20px;margin-top:26px}
.fact{
  display:grid;
  grid-template-columns:44px 1fr;
  gap:16px;
  padding:18px 20px;
  background:var(--paper);
  border:1px solid var(--line);
  border-left:3px solid var(--gold);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.fact:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.fact-no{
  font-family:var(--serif);
  font-size:22px;
  font-weight:700;
  color:var(--gold-deep);
  line-height:1.4;
}
.fact h3{font-size:16px;font-weight:700;color:var(--red-900);margin-bottom:4px}
.fact p{font-size:14.5px;line-height:1.85;color:var(--muted)}

/* 数据条 */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:48px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.stat{
  padding:24px 20px;
  text-align:center;
  border-left:1px solid var(--line);
}
.stat:first-child{border-left:none}
.stat b{
  display:block;
  font-family:var(--serif);
  font-size:30px;
  font-weight:700;
  color:var(--gold-deep);
  line-height:1.2;
}
.stat span{
  display:block;
  margin-top:6px;
  font-size:13.5px;
  color:var(--muted);
  letter-spacing:.04em;
}

/* 卡片矩阵 */
.card-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:8px;
}
.card{
  position:relative;
  padding:32px 22px 24px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--line-strong);
}
.seal{
  position:absolute;
  top:-13px;left:20px;
  width:36px;height:36px;
  display:grid;
  place-items:center;
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  color:var(--gold-light);
  background:linear-gradient(150deg,#a83232,#8c1f1f);
  border:1px solid var(--gold);
  border-radius:6px;
  box-shadow:0 6px 14px rgba(94,19,19,.24);
}
.card h3{
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
  color:var(--red-900);
  margin-bottom:10px;
}
.card p{font-size:14.5px;line-height:1.9;color:var(--muted)}
.card .card-foot{
  margin-top:16px;
  padding-top:12px;
  border-top:1px dashed var(--line);
  font-size:13px;
  color:var(--gold-deep);
  font-weight:700;
}

/* 表格 */
.table-wrap{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:var(--paper);
}
.rule-table{
  width:100%;
  border-collapse:collapse;
  font-size:14.5px;
}
.rule-table thead th{
  padding:15px 18px;
  text-align:left;
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--gold-light);
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  white-space:nowrap;
}
.rule-table tbody td{
  padding:15px 18px;
  border-top:1px solid rgba(212,175,55,.24);
  vertical-align:top;
  line-height:1.8;
  color:var(--text);
}
.rule-table tbody tr:nth-child(even){background:rgba(239,230,213,.55)}
.rule-table tbody tr:hover{background:rgba(212,175,55,.12)}
.rule-table tbody td:first-child{
  font-weight:700;
  color:var(--red-900);
  white-space:nowrap;
}
.table-note{
  margin-top:16px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.9;
}

/* 四步记录法 */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  counter-reset:step;
}
.step{
  position:relative;
  padding:56px 22px 24px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}
.step::before{
  counter-increment:step;
  content:"0" counter(step);
  position:absolute;
  top:18px;left:22px;
  font-family:var(--serif);
  font-size:26px;
  font-weight:700;
  color:var(--gold);
  line-height:1;
}
.step::after{
  content:"";
  position:absolute;
  top:44px;left:22px;
  width:36px;height:2px;
  background:var(--gold);
  opacity:.55;
}
.step h3{
  font-size:16px;
  font-weight:700;
  color:var(--red-900);
  margin-bottom:8px;
}
.step p{font-size:14px;line-height:1.85;color:var(--muted)}

/* 误区区 */
.myth-layout{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:52px;
  align-items:start;
}
.myth-list{display:flex;flex-direction:column;gap:0}
.myth-list li{
  display:grid;
  grid-template-columns:30px 1fr;
  gap:14px;
  padding:18px 0;
  border-bottom:1px dashed var(--line);
}
.myth-list li:last-child{border-bottom:none}
.myth-idx{
  display:grid;
  place-items:center;
  width:26px;height:26px;
  margin-top:3px;
  font-size:12.5px;
  font-weight:700;
  color:var(--red);
  background:rgba(140,31,31,.08);
  border:1px solid rgba(140,31,31,.32);
  border-radius:5px;
}
.myth-list h3{font-size:15.5px;font-weight:700;color:var(--red-900);margin-bottom:4px}
.myth-list p{font-size:14.5px;line-height:1.85;color:var(--muted)}
.myth-media{
  position:sticky;
  top:32px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:2px solid var(--gold);
  box-shadow:var(--shadow);
}
.myth-media img{width:100%;height:400px;object-fit:cover}
.myth-media .media-cap{
  position:absolute;
  left:14px;bottom:14px;
  padding:5px 12px;
  font-size:12.5px;
  color:var(--gold-light);
  background:rgba(94,19,19,.86);
  border:1px solid rgba(212,175,55,.6);
  border-radius:6px;
}
.myth-media{position:sticky}

/* 时间线 */
.timeline{position:relative;padding-left:36px;margin-top:12px}
.timeline::before{
  content:"";
  position:absolute;
  left:7px;top:6px;bottom:6px;
  width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(212,175,55,.15));
}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";
  position:absolute;
  left:-36px;top:6px;
  width:16px;height:16px;
  border-radius:50%;
  background:var(--paper);
  border:2px solid var(--gold);
  box-shadow:0 0 0 4px rgba(212,175,55,.14);
}
.tl-item h3{
  font-family:var(--serif);
  font-size:17px;
  font-weight:700;
  color:var(--red-900);
  margin-bottom:6px;
}
.tl-item h3 span{
  margin-left:10px;
  font-family:var(--sans);
  font-size:12.5px;
  font-weight:400;
  color:var(--gold-deep);
  letter-spacing:.08em;
}
.tl-item p{font-size:14.5px;line-height:1.9;color:var(--muted);max-width:760px}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  cursor:pointer;
  font-size:16px;
  font-weight:700;
  color:var(--red-900);
  list-style:none;
  transition:background .22s,color .22s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(212,175,55,.09)}
.faq-item summary .chev{
  flex:0 0 auto;
  width:22px;height:22px;
  display:grid;
  place-items:center;
  color:var(--gold-deep);
  transition:transform .28s;
}
.faq-item[open] summary .chev{transform:rotate(180deg)}
.faq-body{
  padding:0 22px 20px;
  font-size:14.8px;
  line-height:1.95;
  color:var(--muted);
  border-top:1px dashed var(--line);
  padding-top:16px;
  margin-top:0;
}

/* 收口 CTA */
.cta-band{
  position:relative;
  overflow:hidden;
  padding:64px 0;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
}
.cta-band .cta-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.22;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.3fr auto;
  gap:40px;
  align-items:center;
}
.cta-inner h2{
  font-family:var(--serif);
  font-size:30px;
  font-weight:700;
  line-height:1.45;
  color:var(--gold-light);
}
.cta-inner p{
  margin-top:14px;
  max-width:720px;
  font-size:15px;
  line-height:1.9;
  color:rgba(255,253,248,.84);
}
.cta-actions{display:flex;flex-direction:column;gap:14px;min-width:220px}

/* ===== 页脚 ===== */
.site-footer{
  background:linear-gradient(165deg,#5e1313,#3f0d0d);
  color:rgba(255,253,248,.78);
  border-top:1px solid var(--gold);
  padding:56px 0 24px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:14px;
}
.footer-tagline{
  max-width:660px;
  font-size:14px;
  line-height:1.9;
  color:rgba(255,253,248,.72);
}
.footer-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:32px;
  margin-top:36px;
  padding-top:32px;
  border-top:1px solid rgba(212,175,55,.28);
}
.footer-col h3{
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  color:var(--gold-light);
  margin-bottom:14px;
  letter-spacing:.06em;
}
.footer-col a,.footer-col p{
  display:block;
  font-size:14px;
  line-height:2;
  margin-bottom:4px;
  color:rgba(255,253,248,.72);
  transition:color .2s;
}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
  padding-top:18px;
  border-top:1px solid rgba(212,175,55,.22);
  font-size:13px;
  color:var(--gold-light);
  opacity:.85;
}

/* ===== 响应式 ===== */
@media (max-width:1200px){
  .hero h1{font-size:34px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split{gap:36px}
}
@media (max-width:1024px){
  .side-shell{
    transform:translateX(-100%);
    transition:transform .32s ease;
    width:284px;
    box-shadow:10px 0 36px rgba(0,0,0,.3);
  }
  .side-shell.open{transform:translateX(0)}
  .mobile-topbar{display:flex}
  .main-content{margin-left:0;padding-top:64px}
  .container{padding:0 24px}
  .hero-inner{padding-top:44px;padding-bottom:56px}
  .hero h1{font-size:30px}
  .vs-grid{grid-template-columns:1fr;gap:18px}
  .section{padding:60px 0}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:none;border-top:1px solid var(--line)}
  .stat:nth-child(4){border-top:1px solid var(--line)}
  .split{grid-template-columns:1fr}
  .split-media img{height:290px}
  .myth-layout{grid-template-columns:1fr;gap:34px}
  .myth-media{position:static;order:-1}
  .myth-media img{height:300px}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{flex-direction:row;flex-wrap:wrap;min-width:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head h2{font-size:23px}
  .hero h1{font-size:26px}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .rule-table{font-size:13.5px}
  .rule-table thead th,.rule-table tbody td{padding:12px 14px}
  .table-wrap{overflow-x:auto}
  .rule-table{min-width:640px}
  .cta-inner h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .hero h1{font-size:23px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .vs-card{padding:20px 18px}
  .stat-strip{grid-template-columns:1fr}
  .stat{border-left:none;border-top:1px solid var(--line)}
  .stat:first-child{border-top:none}
  .fact{grid-template-columns:1fr;gap:6px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .myth-media img{height:230px}
  .split-media img{height:230px}
}

/* roulang page: category1 */
:root{
  --red-900:#5e1313;
  --red:#8c1f1f;
  --red-2:#a83232;
  --gold:#d4af37;
  --gold-deep:#b8860b;
  --gold-light:#e8c87a;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --paper:#fffdf8;
  --text:#3a3428;
  --muted:#8a8070;
  --line:rgba(212,175,55,.35);
  --line-strong:rgba(212,175,55,.6);
  --shadow:0 10px 28px rgba(94,19,19,.09);
  --shadow-hover:0 18px 38px rgba(94,19,19,.16);
  --radius:10px;
  --radius-lg:16px;
  --sidebar:272px;
  --container:1180px;
  --serif:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  --sans:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.35;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}

/* ===== 布局骨架 ===== */
.app-shell{display:flex;min-height:100vh}
.main-content{margin-left:var(--sidebar);flex:1;min-width:0;display:flex;flex-direction:column}
main{flex:1}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 36px;
}

/* ===== 左侧导航 ===== */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar);
  display:flex;
  flex-direction:column;
  padding:26px 20px 22px;
  background:linear-gradient(175deg,#8c1f1f 0%,#5e1313 100%);
  border-right:1px solid rgba(212,175,55,.42);
  box-shadow:6px 0 26px rgba(94,19,19,.18);
  overflow-y:auto;
  z-index:120;
}
.sidebar::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/3f3780dc5078c3fa.webp');
  background-size:cover;
  background-position:center;
  opacity:.07;
  pointer-events:none;
}
.brand,.side-nav,.side-cta{position:relative;z-index:1}
.brand-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:4px 0 22px;
  margin-bottom:22px;
  border-bottom:1px solid rgba(212,175,55,.3);
}
.brand-icon{
  width:44px;height:44px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid var(--gold);
  border-radius:12px;
}
.brand-icon svg{width:26px;height:26px}
.brand-text{
  display:flex;
  flex-direction:column;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.04em;
}
.brand-text small{
  margin-top:5px;
  color:var(--gold-light);
  font-family:var(--sans);
  font-size:11px;
  font-weight:400;
  letter-spacing:.15em;
}
.side-nav{display:flex;flex-direction:column;gap:8px}
.nav-link{
  position:relative;
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  color:rgba(255,253,248,.82);
  font-size:15px;
  border-bottom:2px solid transparent;
  border-radius:8px;
  transition:background .25s,color .25s,transform .25s,border-color .25s;
}
.nav-link::before{
  content:"";
  width:5px;height:5px;
  margin-right:12px;
  border:1px solid currentColor;
  transform:rotate(45deg);
  opacity:.7;
}
.nav-link:hover{
  background:rgba(212,175,55,.12);
  color:var(--gold-light);
  transform:translateX(2px);
}
.nav-link.active{
  background:linear-gradient(90deg,rgba(212,175,55,.22),rgba(212,175,55,.04));
  color:var(--gold);
  border-bottom-color:var(--gold);
  font-weight:700;
}
.side-cta{margin-top:auto;padding-top:28px}
.side-cta-label{
  margin-bottom:10px;
  color:var(--gold-light);
  font-size:12px;
  letter-spacing:.18em;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:8px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s;
}
.btn:hover{transform:translateY(-2px)}
.btn-gold{
  color:#fffdf8;
  background:linear-gradient(135deg,#d4af37,#b8860b);
  border-color:rgba(255,255,255,.18);
  box-shadow:0 8px 18px rgba(184,134,11,.28);
}
.btn-gold:hover{
  background:linear-gradient(135deg,#e0bf52,#a9790a);
  box-shadow:0 12px 24px rgba(184,134,11,.36);
}
.btn-outline-gold{
  color:var(--gold-deep);
  background:transparent;
  border-color:var(--gold);
}
.btn-outline-gold:hover{background:var(--gold);color:var(--red-900)}
.btn-outline-light{
  color:#fffdf8;
  background:rgba(255,255,255,.06);
  border-color:rgba(232,200,122,.7);
}
.btn-outline-light:hover{
  background:rgba(212,175,55,.16);
  border-color:var(--gold-light);
}
.btn-block{width:100%}

/* ===== 移动端顶栏与抽屉 ===== */
.mobile-topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  z-index:150;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border-bottom:1px solid rgba(212,175,55,.5);
  box-shadow:0 6px 20px rgba(94,19,19,.18);
}
.mobile-logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
}
.mobile-logo .brand-icon{width:36px;height:36px;border-radius:9px}
.mobile-logo .brand-icon svg{width:21px;height:21px}
.menu-toggle{
  width:42px;height:42px;
  display:grid;
  place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid rgba(212,175,55,.6);
  border-radius:8px;
  transition:background .25s,color .25s;
}
.menu-toggle:hover{background:rgba(212,175,55,.24);color:var(--gold-light)}
.menu-toggle svg{width:22px;height:22px}
.drawer-overlay{
  display:none;
  position:fixed;
  inset:0;
  z-index:110;
  background:rgba(20,7,7,.55);
  backdrop-filter:blur(2px);
}

/* ===== 首屏 ===== */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:74px 0 70px;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
}
.page-hero-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.36;
  filter:saturate(.92) contrast(1.05);
}
.page-hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(96deg,rgba(94,19,19,.97) 0%,rgba(94,19,19,.86) 52%,rgba(94,19,19,.52) 100%),
    linear-gradient(0deg,rgba(94,19,19,.85) 0%,transparent 60%);
}
.page-hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.4fr .8fr;
  gap:52px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  color:var(--gold-light);
  font-size:13px;
  letter-spacing:.18em;
}
.eyebrow::before{
  content:"";
  width:34px;height:2px;
  background:linear-gradient(90deg,var(--gold),transparent);
}
.page-hero h1{
  font-size:clamp(27px,3.1vw,41px);
  font-weight:700;
  line-height:1.34;
  letter-spacing:.02em;
  color:#f2d99a;
  text-shadow:0 2px 14px rgba(0,0,0,.28);
  margin-bottom:18px;
}
.hero-sub{
  max-width:660px;
  margin-bottom:24px;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,253,248,.86);
}
.hero-points{
  display:grid;
  gap:10px;
  max-width:660px;
  margin-bottom:28px;
}
.hero-points li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  line-height:1.8;
  color:rgba(255,253,248,.9);
}
.hero-points li::before{
  content:"";
  position:absolute;
  left:2px;top:.66em;
  width:8px;height:8px;
  border:1px solid var(--gold);
  background:rgba(212,175,55,.22);
  transform:rotate(45deg);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.trust-bar{
  display:flex;
  flex-wrap:wrap;
  gap:8px 24px;
  padding-top:20px;
  border-top:1px solid rgba(212,175,55,.32);
  font-size:13px;
  letter-spacing:.02em;
  color:var(--gold-light);
}
.trust-bar span{display:inline-flex;align-items:center;gap:8px}
.trust-bar span::before{
  content:"";
  width:5px;height:5px;
  background:var(--gold);
  transform:rotate(45deg);
}
.hero-panel{
  background:rgba(20,7,7,.44);
  border:1px solid rgba(212,175,55,.55);
  border-radius:var(--radius-lg);
  padding:26px 24px 22px;
  backdrop-filter:blur(4px);
  box-shadow:0 18px 42px rgba(0,0,0,.3);
}
.hero-panel-head{
  padding-bottom:14px;
  margin-bottom:6px;
  border-bottom:1px dashed rgba(212,175,55,.42);
  font-family:var(--serif);
  font-size:16px;
  letter-spacing:.1em;
  color:var(--gold);
}
.hero-panel-row{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:14px;
  padding:12px 0;
  border-bottom:1px dashed rgba(212,175,55,.22);
  font-size:14px;
  color:rgba(255,253,248,.78);
}
.hero-panel-row:last-of-type{border-bottom:0}
.hero-panel-row strong{
  font-family:var(--serif);
  font-size:15px;
  letter-spacing:.02em;
  color:var(--gold-light);
  white-space:nowrap;
}
.hero-panel-foot{
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid rgba(212,175,55,.24);
  font-size:12.5px;
  line-height:1.7;
  color:rgba(232,200,122,.72);
}

/* ===== 区块通用 ===== */
.section{padding:76px 0}
.section--alt{
  background:var(--bg-alt);
  border-top:1px solid rgba(212,175,55,.22);
  border-bottom:1px solid rgba(212,175,55,.22);
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.section-title{
  position:relative;
  padding-left:18px;
  font-size:clamp(23px,2.2vw,30px);
  font-weight:700;
  color:var(--red-900);
  letter-spacing:.02em;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:.22em;bottom:.22em;
  width:5px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.section-desc{
  max-width:760px;
  margin-top:12px;
  padding-left:18px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}
.more-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding-bottom:2px;
  border-bottom:1px solid var(--line-strong);
  font-size:14px;
  font-weight:700;
  color:var(--gold-deep);
  white-space:nowrap;
  transition:color .22s,border-color .22s;
}
.more-link::after{content:"›";font-size:16px;line-height:1}
.more-link:hover{color:var(--red);border-color:var(--red)}

/* ===== 参数条 ===== */
.key-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.key-item{
  background:var(--paper);
  padding:28px 24px;
  transition:background .25s;
}
.key-item:hover{background:rgba(212,175,55,.08)}
.key-tag{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:46px;
  height:26px;
  padding:0 11px;
  margin-bottom:12px;
  border:1px solid rgba(140,31,31,.32);
  border-radius:20px;
  background:rgba(140,31,31,.07);
  color:var(--red);
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
}
.key-item p{font-size:14.5px;line-height:1.85;color:var(--muted)}

/* ===== 卡片网格 ===== */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  position:relative;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:48px 24px 26px;
  box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.card:hover{
  transform:translateY(-4px);
  border-color:var(--gold);
  box-shadow:var(--shadow-hover);
}
.card-seal{
  position:absolute;
  top:0;left:0;
  width:44px;height:40px;
  display:grid;
  place-items:center;
  border:1px solid var(--gold);
  border-radius:var(--radius) 0 14px 0;
  background:linear-gradient(140deg,#a83232,#5e1313);
  color:var(--gold-light);
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
  letter-spacing:.02em;
}
.card h3{
  margin-bottom:10px;
  font-size:18px;
  color:var(--red-900);
  letter-spacing:.02em;
}
.card p{font-size:14.5px;line-height:1.88;color:var(--muted)}

/* ===== 对比表格 ===== */
.table-wrap{
  overflow-x:auto;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
table{width:100%;min-width:760px;border-collapse:collapse}
thead th{
  padding:15px 18px;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  color:var(--gold-light);
  font-family:var(--serif);
  font-size:15px;
  font-weight:700;
  letter-spacing:.04em;
  text-align:left;
  white-space:nowrap;
}
tbody td{
  padding:14px 18px;
  border-bottom:1px solid rgba(212,175,55,.2);
  font-size:14.5px;
  color:var(--text);
  vertical-align:top;
}
tbody tr:last-child td{border-bottom:0}
tbody tr{transition:background .22s}
tbody tr:hover{background:rgba(212,175,55,.09)}
tbody td:first-child{
  font-family:var(--serif);
  font-weight:700;
  color:var(--red-900);
  white-space:nowrap;
}

/* ===== 步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.step{
  position:relative;
  padding:40px 26px 28px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.step:hover{
  transform:translateY(-4px);
  border-color:var(--gold);
  box-shadow:var(--shadow-hover);
}
.step-num{
  position:absolute;
  top:-18px;left:26px;
  width:44px;height:44px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background:linear-gradient(135deg,#d4af37,#b8860b);
  color:#fffdf8;
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
  box-shadow:0 8px 18px rgba(184,134,11,.32);
}
.step h3{margin-bottom:10px;font-size:18px;color:var(--red-900)}
.step p{font-size:14.5px;line-height:1.88;color:var(--muted)}

/* ===== 图文分栏 ===== */
.split{
  display:grid;
  grid-template-columns:.94fr 1.06fr;
  gap:44px;
  align-items:center;
}
.split-media{
  position:relative;
  border:2px solid var(--gold);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-hover);
}
.split-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  aspect-ratio:4/3;
}
.split-media figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:14px 18px;
  background:linear-gradient(0deg,rgba(94,19,19,.92),rgba(94,19,19,.05));
  color:var(--gold-light);
  font-size:13px;
  letter-spacing:.06em;
}
.deflist{display:grid;gap:14px}
.defitem{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  align-items:start;
  padding:16px 18px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.defitem:hover{
  transform:translateX(4px);
  border-color:var(--gold);
  box-shadow:var(--shadow);
}
.defitem p{
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
}
.defitem p strong{color:var(--red-900);font-family:var(--serif)}
.badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:26px;
  padding:0 12px;
  border:1px solid;
  border-radius:20px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  white-space:nowrap;
}
.badge-red{color:var(--red);background:rgba(140,31,31,.07);border-color:rgba(140,31,31,.32)}
.badge-gold{color:var(--gold-deep);background:rgba(212,175,55,.14);border-color:var(--line-strong)}

/* ===== 误区对照 ===== */
.myth-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.myth{
  padding:24px 24px 22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-left:4px solid var(--red-2);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.myth:hover{
  transform:translateY(-3px);
  border-left-color:var(--gold);
  box-shadow:var(--shadow-hover);
}
.myth-q{
  position:relative;
  margin-bottom:10px;
  padding-left:16px;
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  color:var(--red);
  line-height:1.6;
}
.myth-q::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:7px;height:7px;
  background:var(--red-2);
  transform:rotate(45deg);
}
.myth-a{font-size:14.5px;line-height:1.85;color:var(--muted)}
.myth-a strong{color:var(--gold-deep)}

/* ===== 进阶阶梯 ===== */
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.ladder-item{
  position:relative;
  padding:30px 22px 24px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.ladder-item:hover{
  transform:translateY(-4px);
  border-color:var(--gold);
  box-shadow:var(--shadow-hover);
}
.ladder-item::before{
  content:"";
  position:absolute;
  top:0;left:22px;right:22px;
  height:3px;
  border-radius:0 0 3px 3px;
  background:linear-gradient(90deg,var(--gold),var(--gold-deep));
}
.ladder-step{
  display:block;
  margin-bottom:8px;
  font-size:12px;
  letter-spacing:.18em;
  color:var(--gold-deep);
  font-weight:700;
}
.ladder-item h3{margin-bottom:8px;font-size:17px;color:var(--red-900)}
.ladder-item p{font-size:14px;line-height:1.82;color:var(--muted)}

/* ===== FAQ ===== */
.faq{max-width:880px;margin:0 auto}
.faq-item{
  margin-bottom:14px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:var(--gold);box-shadow:var(--shadow)}
.faq-item summary{
  position:relative;
  padding:18px 56px 18px 22px;
  cursor:pointer;
  list-style:none;
  font-family:var(--serif);
  font-size:17px;
  font-weight:700;
  color:var(--red-900);
  line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:22px;top:50%;
  transform:translateY(-50%);
  font-family:var(--sans);
  font-size:22px;
  color:var(--gold-deep);
  transition:transform .25s,color .25s;
}
.faq-item[open] summary::after{content:"–";color:var(--red)}
.faq-body{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.88;
  color:var(--muted);
  border-top:1px dashed rgba(212,175,55,.35);
  padding-top:16px;
  margin-top:2px;
}

/* ===== 收口行动区 ===== */
.cta-band{
  position:relative;
  overflow:hidden;
  display:grid;
  grid-template-columns:1fr auto;
  gap:34px;
  align-items:center;
  padding:50px 46px;
  border:1px solid rgba(212,175,55,.55);
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  box-shadow:var(--shadow-hover);
  color:#fffdf8;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:260px;height:260px;
  border:1px solid rgba(212,175,55,.22);
  border-radius:50%;
  pointer-events:none;
}
.cta-band h2{
  margin-bottom:12px;
  font-size:clamp(22px,2.1vw,28px);
  color:var(--gold-light);
  letter-spacing:.02em;
}
.cta-band p{
  max-width:640px;
  font-size:15px;
  line-height:1.9;
  color:rgba(255,253,248,.84);
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}

/* ===== 页脚 ===== */
.site-footer{
  margin-top:76px;
  padding:56px 0 28px;
  border-top:1px solid var(--gold);
  background:linear-gradient(180deg,#8c1f1f,#5e1313);
  color:rgba(255,253,248,.85);
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-family:var(--serif);
  font-size:22px;
  font-weight:700;
  color:#fffdf8;
  letter-spacing:.04em;
}
.footer-brand .brand-icon{width:42px;height:42px;border-radius:11px}
.footer-tagline{
  max-width:680px;
  margin-top:16px;
  font-size:14.5px;
  line-height:1.85;
  color:rgba(255,253,248,.72);
}
.footer-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:32px;
  margin-top:36px;
  padding-top:32px;
  border-top:1px solid rgba(212,175,55,.28);
}
.footer-col h3{
  margin-bottom:14px;
  font-size:16px;
  letter-spacing:.08em;
  color:var(--gold);
}
.footer-col a{
  display:block;
  padding:5px 0;
  font-size:14px;
  color:rgba(255,253,248,.78);
  transition:color .22s,transform .22s;
}
.footer-col a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-col p{margin-bottom:6px;font-size:13.5px;line-height:1.8;color:rgba(255,253,248,.66)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px 24px;
  margin-top:34px;
  padding-top:18px;
  border-top:1px solid rgba(212,175,55,.22);
  font-size:13px;
  color:var(--gold-light);
  opacity:.88;
}

/* ===== 响应式 ===== */
@media (max-width:1180px){
  .page-hero-inner{grid-template-columns:1fr;gap:38px}
  .hero-panel{max-width:540px}
  .key-strip{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .ladder{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
}
@media (max-width:1024px){
  .sidebar{
    width:288px;
    transform:translateX(-100%);
    transition:transform .32s cubic-bezier(.4,0,.2,1);
    z-index:140;
  }
  body.menu-open .sidebar{transform:translateX(0)}
  .main-content{margin-left:0;padding-top:64px}
  .mobile-topbar{display:flex}
  .drawer-overlay{
    display:block;
    opacity:0;
    visibility:hidden;
    transition:opacity .3s,visibility .3s;
  }
  body.menu-open .drawer-overlay{opacity:1;visibility:visible}
}
@media (max-width:768px){
  body{font-size:15px}
  .container{padding:0 20px}
  .section{padding:52px 0}
  .page-hero{padding:46px 0 50px}
  .grid-4,.grid-3,.grid-2,.myth-grid,.ladder,.key-strip,.footer-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:36px 26px;gap:24px}
  .section-head{gap:14px}
  .section-desc{padding-left:0}
  .section-title{padding-left:14px}
  .more-link{font-size:13.5px}
  .site-footer{margin-top:52px;padding:44px 0 24px}
  .footer-bottom{flex-direction:column;gap:6px}
  .hero-actions .btn{flex:1 1 auto}
  .card{padding:46px 20px 24px}
}
@media (max-width:520px){
  .page-hero h1{font-size:25px}
  .hero-sub{font-size:15px}
  .trust-bar{flex-direction:column;gap:8px;align-items:flex-start}
  .btn{min-height:42px;padding:0 18px;font-size:14px}
  .step-num{left:20px}
  .step{padding:38px 20px 24px}
}

/* roulang page: category3 */
:root{
  --red-900:#5e1313;
  --red:#8c1f1f;
  --red-2:#a83232;
  --gold:#d4af37;
  --gold-deep:#b8860b;
  --gold-light:#e8c87a;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --paper:#fffdf8;
  --text:#3a3428;
  --muted:#8a8070;
  --line:rgba(212,175,55,.35);
  --line-strong:rgba(212,175,55,.6);
  --shadow:0 10px 28px rgba(94,19,19,.09);
  --shadow-hover:0 18px 38px rgba(94,19,19,.16);
  --radius:10px;
  --radius-lg:16px;
  --sidebar:272px;
  --container:1120px;
  --serif:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  --sans:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--serif);line-height:1.35;font-weight:700}
p{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
  border-radius:6px;
}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 36px;
}

/* ---------- 侧边导航 ---------- */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar);
  display:flex;
  flex-direction:column;
  padding:28px 22px 26px;
  background:linear-gradient(180deg,#5e1313 0%,#8c1f1f 58%,#5e1313 100%);
  border-right:1px solid rgba(212,175,55,.35);
  box-shadow:6px 0 24px rgba(94,19,19,.14);
  overflow-y:auto;
  z-index:120;
  transition:transform .3s ease;
}
.brand-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:4px 0 22px;
  margin-bottom:22px;
  border-bottom:1px solid rgba(212,175,55,.3);
}
.brand-icon{
  width:44px;height:44px;
  flex:0 0 auto;
  display:grid;place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid var(--gold);
  border-radius:12px;
}
.brand-icon svg{width:26px;height:26px}
.brand-text{
  display:flex;
  flex-direction:column;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.04em;
}
.brand-text small{
  margin-top:5px;
  color:var(--gold-light);
  font-family:var(--sans);
  font-size:11px;
  font-weight:400;
  letter-spacing:.15em;
}
.side-nav{display:flex;flex-direction:column;gap:8px}
.nav-link{
  position:relative;
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  color:rgba(255,253,248,.82);
  font-size:15px;
  border-bottom:2px solid transparent;
  border-radius:8px;
  transition:background .25s,color .25s,transform .25s,border-color .25s;
}
.nav-link::before{
  content:"";
  width:5px;height:5px;
  margin-right:12px;
  border:1px solid currentColor;
  transform:rotate(45deg);
  opacity:.7;
}
.nav-link:hover{
  background:rgba(212,175,55,.12);
  color:var(--gold-light);
  transform:translateX(2px);
}
.nav-link.active{
  background:linear-gradient(90deg,rgba(212,175,55,.22),rgba(212,175,55,.04));
  color:var(--gold);
  border-bottom-color:var(--gold);
  font-weight:700;
}
.side-cta{margin-top:auto;padding-top:28px}
.side-cta-label{
  margin-bottom:10px;
  color:var(--gold-light);
  font-size:12px;
  letter-spacing:.18em;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:8px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .25s,box-shadow .25s,background .25s,color .25s,border-color .25s;
}
.btn:hover{transform:translateY(-2px)}
.btn-gold{
  color:#fffdf8;
  background:linear-gradient(135deg,#d4af37,#b8860b);
  border-color:rgba(255,255,255,.18);
  box-shadow:0 8px 18px rgba(184,134,11,.28);
}
.btn-gold:hover{
  background:linear-gradient(135deg,#e0bf52,#a9790a);
  box-shadow:0 12px 24px rgba(184,134,11,.36);
}
.btn-outline-gold{
  color:var(--gold-deep);
  background:transparent;
  border-color:var(--gold);
}
.btn-outline-gold:hover{background:var(--gold);color:var(--red-900)}
.btn-outline-light{
  color:#fffdf8;
  background:rgba(255,255,255,.06);
  border-color:rgba(232,200,122,.7);
}
.btn-outline-light:hover{background:rgba(212,175,55,.16);border-color:var(--gold-light)}
.btn-block{width:100%}

/* ---------- 移动端顶栏 ---------- */
.mobile-topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  z-index:130;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border-bottom:1px solid rgba(212,175,55,.5);
  box-shadow:0 6px 20px rgba(94,19,19,.18);
}
.mobile-logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
}
.mobile-logo .brand-icon{width:36px;height:36px;border-radius:9px}
.mobile-logo .brand-icon svg{width:22px;height:22px}
.menu-toggle{
  width:42px;height:42px;
  display:grid;place-items:center;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid rgba(212,175,55,.6);
  border-radius:8px;
}
.menu-toggle svg{width:22px;height:22px}
.drawer-overlay{
  display:none;
  position:fixed;
  inset:0;
  z-index:110;
  background:rgba(20,7,7,.55);
}
body.menu-open .drawer-overlay{display:block}

/* ---------- 主内容骨架 ---------- */
.main-content{
  margin-left:var(--sidebar);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
main{flex:1}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 68px;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
}
.page-hero .hero-bg{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.32;
  filter:saturate(.9) contrast(1.05);
}
.page-hero .hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(95deg,rgba(94,19,19,.96) 0%,rgba(94,19,19,.86) 45%,rgba(94,19,19,.5) 100%),
    linear-gradient(0deg,rgba(94,19,19,.9) 0%,transparent 60%);
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:48px;
  align-items:start;
}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:20px;
  font-size:13px;
  color:rgba(255,253,248,.7);
  letter-spacing:.04em;
}
.crumb a{color:var(--gold-light);border-bottom:1px solid rgba(232,200,122,.4);padding-bottom:1px}
.crumb a:hover{color:#fffdf8}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  padding:6px 14px;
  color:var(--gold-light);
  font-size:12px;
  letter-spacing:.16em;
  background:rgba(212,175,55,.12);
  border:1px solid rgba(212,175,55,.55);
  border-radius:999px;
}
.page-hero h1{
  font-size:40px;
  line-height:1.3;
  letter-spacing:.02em;
  color:#fffdf8;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--gold-light);
}
.hero-lead{
  margin-top:20px;
  max-width:560px;
  font-size:16px;
  line-height:1.9;
  color:rgba(255,253,248,.82);
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  font-size:13px;
  color:var(--gold-light);
  background:rgba(20,7,7,.28);
  border:1px solid rgba(212,175,55,.5);
  border-radius:999px;
}
.tag i{
  width:5px;height:5px;
  background:var(--gold);
  transform:rotate(45deg);
  display:inline-block;
}

/* 推荐档卡片 */
.plan-highlight{
  position:relative;
  padding:30px 26px 26px;
  color:var(--text);
  background:var(--paper);
  border:2px solid var(--gold);
  border-radius:var(--radius-lg);
  box-shadow:0 22px 46px rgba(20,7,7,.34);
}
.plan-flag{
  position:absolute;
  top:-14px;left:26px;
  padding:5px 16px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  color:#fffdf8;
  background:linear-gradient(135deg,#d4af37,#b8860b);
  border-radius:999px;
  box-shadow:0 6px 14px rgba(184,134,11,.35);
}
.plan-highlight h2{
  margin-top:8px;
  font-size:24px;
  color:var(--red);
}
.plan-highlight .plan-sub{
  margin-top:6px;
  font-size:13px;
  color:var(--muted);
}
.plan-list{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin:18px 0 22px;
}
.plan-list li{
  display:flex;
  justify-content:space-between;
  gap:14px;
  padding-bottom:10px;
  font-size:14px;
  border-bottom:1px dashed rgba(212,175,55,.42);
}
.plan-list li:last-child{border-bottom:0;padding-bottom:0}
.plan-list li span:first-child{color:var(--muted)}
.plan-list li span:last-child{color:var(--red);font-weight:700}
.plan-note{
  margin-top:14px;
  font-size:12px;
  color:var(--muted);
  text-align:center;
}

/* ---------- 通用区块 ---------- */
.section{padding:76px 0}
.section-alt{background:var(--bg-alt);border-top:1px solid rgba(212,175,55,.28);border-bottom:1px solid rgba(212,175,55,.28)}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.section-title{
  position:relative;
  padding-left:18px;
  font-size:28px;
  color:var(--red);
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:5px;
  border-radius:3px;
  background:linear-gradient(180deg,#d4af37,#b8860b);
}
.section-desc{
  margin-top:10px;
  margin-left:18px;
  max-width:640px;
  font-size:14px;
  color:var(--muted);
}
.link-more{
  font-size:14px;
  font-weight:700;
  color:var(--gold-deep);
  padding-bottom:3px;
  border-bottom:1px solid var(--line-strong);
  transition:color .25s,border-color .25s;
}
.link-more:hover{color:var(--red);border-color:var(--red)}

/* ---------- 数据条 ---------- */
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat-card{
  padding:24px 22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.stat-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.stat-num{
  font-family:var(--serif);
  font-size:32px;
  font-weight:700;
  color:var(--gold-deep);
  line-height:1.2;
}
.stat-num small{font-size:15px;margin-left:2px}
.stat-label{
  margin-top:6px;
  font-size:14px;
  color:var(--text);
  font-weight:700;
}
.stat-text{
  margin-top:6px;
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
}

/* ---------- 档位卡片 ---------- */
.phase-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.phase-card{
  position:relative;
  display:flex;
  flex-direction:column;
  padding:26px 24px 24px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.phase-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow-hover);
}
.phase-card.featured{
  border:2px solid var(--gold);
  box-shadow:0 16px 34px rgba(184,134,11,.2);
}
.card-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.stamp{
  flex:0 0 auto;
  width:38px;height:38px;
  display:grid;place-items:center;
  font-family:var(--serif);
  font-size:15px;
  font-weight:700;
  color:var(--gold-light);
  background:var(--red);
  border:1px solid var(--gold);
  border-radius:7px;
  box-shadow:inset 0 0 0 2px rgba(212,175,55,.18);
}
.phase-card h3{
  font-size:19px;
  color:var(--red);
}
.phase-card .phase-for{
  font-size:13px;
  color:var(--muted);
  margin-bottom:14px;
  line-height:1.75;
}
.phase-list{
  display:flex;
  flex-direction:column;
  gap:9px;
  margin-bottom:18px;
}
.phase-list li{
  position:relative;
  padding-left:16px;
  font-size:14px;
  line-height:1.75;
  color:var(--text);
}
.phase-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:6px;height:6px;
  background:var(--gold);
  transform:rotate(45deg);
}
.phase-foot{
  margin-top:auto;
  padding-top:14px;
  font-size:13px;
  color:var(--muted);
  border-top:1px dashed rgba(212,175,55,.42);
}
.phase-foot strong{color:var(--gold-deep)}

/* ---------- 四步流程 ---------- */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.flow-step{
  position:relative;
  padding:26px 22px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.flow-num{
  display:grid;place-items:center;
  width:40px;height:40px;
  margin-bottom:14px;
  font-family:var(--serif);
  font-size:17px;
  font-weight:700;
  color:var(--gold-light);
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border:1px solid var(--gold);
  border-radius:50%;
}
.flow-step h3{font-size:17px;color:var(--red);margin-bottom:8px}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- 图文区块 ---------- */
.feature{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:center;
}
.feature-media{
  position:relative;
  border-radius:var(--radius-lg);
  border:2px solid var(--gold);
  overflow:hidden;
  box-shadow:var(--shadow-hover);
}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.feature-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(0deg,rgba(94,19,19,.42),transparent 58%);
}
.feature-body h2{
  font-size:27px;
  color:var(--red);
  margin-bottom:14px;
}
.feature-body > p{
  font-size:15px;
  color:var(--muted);
  line-height:1.9;
  margin-bottom:20px;
}
.step-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.step-list li{
  display:flex;
  gap:14px;
  padding:14px 16px;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .25s,transform .25s,box-shadow .25s;
}
.step-list li:hover{
  border-color:var(--line-strong);
  transform:translateX(3px);
  box-shadow:var(--shadow);
}
.step-index{
  flex:0 0 auto;
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  color:var(--gold-deep);
}
.step-list h4{font-size:15px;color:var(--text);margin-bottom:3px}
.step-list p{font-size:13px;color:var(--muted);line-height:1.75}

/* ---------- 误区 ---------- */
.pitfall-wrap{
  display:grid;
  grid-template-columns:.82fr 1.18fr;
  gap:44px;
  align-items:start;
}
.pitfall-media{
  position:relative;
  border-radius:var(--radius-lg);
  border:2px solid var(--gold);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.pitfall-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/4}
.pitfall-media figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:16px 18px;
  font-size:13px;
  color:var(--gold-light);
  background:linear-gradient(0deg,rgba(20,7,7,.86),transparent);
  letter-spacing:.04em;
}
.pitfall-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.pitfall-item{
  padding:20px 20px 18px;
  background:var(--paper);
  border:1px solid var(--line);
  border-left:3px solid var(--red);
  border-radius:var(--radius);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.pitfall-item:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-left-color:var(--gold);
}
.pitfall-item h3{
  font-size:16px;
  color:var(--red);
  margin-bottom:8px;
}
.pitfall-item p{font-size:13px;color:var(--muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{
  display:flex;
  flex-direction:column;
  gap:14px;
  max-width:900px;
}
.faq-item{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:border-color .25s;
}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  font-family:var(--serif);
  font-size:17px;
  font-weight:700;
  color:var(--red);
  cursor:pointer;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:26px;height:26px;
  display:grid;place-items:center;
  font-family:var(--sans);
  font-size:16px;
  color:var(--gold-deep);
  border:1px solid var(--line-strong);
  border-radius:6px;
  transition:transform .25s,background .25s,color .25s;
}
.faq-item[open] summary::after{
  content:"−";
  background:var(--gold);
  color:var(--red-900);
  border-color:var(--gold);
}
.faq-item .faq-body{
  padding:0 22px 20px;
  font-size:14px;
  color:var(--muted);
  line-height:1.9;
}

/* ---------- 收口 CTA ---------- */
.cta-band{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  flex-wrap:wrap;
  padding:42px 44px;
  color:#fffdf8;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border:1px solid rgba(212,175,55,.55);
  border-radius:var(--radius-lg);
  box-shadow:0 20px 44px rgba(94,19,19,.24);
}
.cta-band h2{font-size:26px;color:#fffdf8;margin-bottom:10px}
.cta-band p{
  max-width:620px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,253,248,.82);
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(180deg,#5e1313,#4a0f0f);
  border-top:2px solid var(--gold);
  color:rgba(255,253,248,.82);
  padding:56px 0 26px;
}
.footer-top{
  padding-bottom:28px;
  border-bottom:1px solid rgba(212,175,55,.28);
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:#fffdf8;
  font-family:var(--serif);
  font-size:20px;
  font-weight:700;
  letter-spacing:.04em;
}
.footer-brand .brand-icon{
  width:42px;height:42px;
  color:var(--gold);
  background:rgba(212,175,55,.12);
  border:1px solid var(--gold);
  border-radius:11px;
}
.footer-brand .brand-icon svg{width:24px;height:24px}
.footer-tagline{
  margin-top:14px;
  max-width:720px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,253,248,.66);
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1.2fr;
  gap:36px;
  padding:34px 0 26px;
}
.footer-col h3{
  font-size:16px;
  color:var(--gold);
  margin-bottom:14px;
  padding-left:12px;
  position:relative;
}
.footer-col h3::before{
  content:"";
  position:absolute;
  left:0;top:5px;bottom:5px;
  width:3px;
  border-radius:2px;
  background:var(--gold);
}
.footer-col a{
  display:block;
  padding:5px 0;
  font-size:14px;
  color:rgba(255,253,248,.72);
  transition:color .25s,transform .25s;
}
.footer-col a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-col p{
  font-size:13px;
  line-height:1.85;
  color:rgba(255,253,248,.66);
  margin-bottom:6px;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  padding-top:20px;
  border-top:1px solid rgba(212,175,55,.28);
}
.footer-bottom p{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--gold-light);
  opacity:.85;
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .container{padding:0 28px}
  .page-hero h1{font-size:34px}
  .hero-inner{gap:32px}
}

@media (max-width:1024px){
  .sidebar{
    transform:translateX(-100%);
    width:280px;
    box-shadow:none;
  }
  body.menu-open .sidebar{
    transform:translateX(0);
    box-shadow:14px 0 40px rgba(20,7,7,.4);
  }
  .main-content{margin-left:0;padding-top:64px}
  .mobile-topbar{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .page-hero{padding:44px 0 56px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .phase-grid{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}
  .feature{grid-template-columns:1fr;gap:30px}
  .pitfall-wrap{grid-template-columns:1fr;gap:30px}
  .pitfall-media img{aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .page-hero h1{font-size:28px}
  .hero-lead{font-size:15px}
  .section-title{font-size:23px}
  .section-desc{font-size:13px}
  .phase-grid{grid-template-columns:1fr}
  .pitfall-list{grid-template-columns:1fr}
  .cta-band{padding:32px 24px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

@media (max-width:520px){
  .mobile-logo{font-size:16px}
  .page-hero h1{font-size:24px}
  .plan-highlight{padding:28px 18px 22px}
  .plan-list li{font-size:13px}
  .stat-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .stat-num{font-size:28px}
  .btn{width:100%}
  .hero-tags .tag{font-size:12px}
  .cta-actions{width:100%}
  .step-list li{padding:12px 14px}
}