/* roulang page: index */
:root{
  --c-primary:#FF5A2B;
  --c-primary-dark:#D93F14;
  --c-primary-soft:#FFEDE6;
  --c-accent:#12B8A6;
  --c-accent-soft:#E3F7F4;
  --c-highlight:#FFC93C;
  --c-ink:#16181D;
  --c-ink-2:#2A2E37;
  --c-text:#1F2329;
  --c-text-muted:#6B7280;
  --c-line:#E7E3DE;
  --c-bg:#FAF8F5;
  --c-bg-2:#F2EEE9;
  --c-white:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06);
  --sh-2:0 8px 24px rgba(22,24,29,.08);
  --sh-3:0 18px 44px rgba(22,24,29,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--c-text);margin:0;line-height:1.3;}
h1{font-size:44px;font-weight:800;letter-spacing:-.4px;}
h2{font-size:32px;font-weight:700;letter-spacing:-.2px;}
h3{font-size:22px;font-weight:600;}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:var(--t);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
:focus-visible{outline:3px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.wrap{max-width:1280px;}}
.section{padding:88px 0;}
.section--dark{background:var(--c-ink);color:#EDEDEE;}
.section--alt{background:var(--c-bg-2);}
@media (max-width:991px){.section{padding:64px 0;}h1{font-size:36px;}h2{font-size:26px;}}
@media (max-width:767px){.section{padding:48px 0;}h1{font-size:30px;}h2{font-size:24px;}h3{font-size:19px;}body{font-size:16px;line-height:1.8;}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1035;}
.topbar{background:var(--c-ink);color:#DCDDE1;font-size:13.5px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:44px;}
.topbar-text{letter-spacing:.2px;color:#A9ABB3;}
.countdown{display:flex;align-items:center;gap:6px;}
.cd-num{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:26px;padding:0 6px;background:var(--c-highlight);color:#1F2329;font-weight:700;font-size:14px;border-radius:6px;font-variant-numeric:tabular-nums;}
.cd-sep{color:#7A7D86;font-weight:700;}
.topbar-btn{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:12.5px;padding:5px 14px;border-radius:var(--r-pill);transition:var(--t);}
.topbar-btn:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
@media (max-width:767px){
  .topbar-inner{height:40px;}
  .topbar-text{display:none;}
  .topbar-inner{justify-content:space-between;}
}

.mainnav{background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--c-line);}
.mainnav-inner{display:flex;align-items:center;gap:28px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:var(--c-primary);color:#fff;font-weight:800;font-size:15px;
  display:flex;align-items:center;justify-content:center;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(255,90,43,.32);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.2px;white-space:nowrap;}
.brand:hover .brand-text{color:var(--c-primary);}
.nav-list{display:flex;align-items:center;gap:6px;flex:1;}
.nav-link{position:relative;display:inline-block;padding:10px 14px;font-size:15px;font-weight:500;color:var(--c-text);border-radius:var(--r-sm);}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:var(--t);border-radius:2px;}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active::before{content:"";position:absolute;left:5px;top:50%;width:5px;height:5px;margin-top:-2.5px;border-radius:50%;background:var(--c-primary);}

.mega-wrap{position:relative;flex:none;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-white);
  font-size:14.5px;font-weight:600;color:var(--c-text);transition:var(--t);
}
.mega-trigger i{font-size:12px;transition:var(--t);}
.mega-wrap:hover .mega-trigger,.mega-trigger:hover{background:var(--c-primary-soft);border-color:#F7C3B0;color:var(--c-primary-dark);}
.mega-wrap:hover .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:460px;
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);padding:0 0 20px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:var(--t);
  overflow:hidden;
}
.mega-panel::before{content:"";display:block;height:3px;background:var(--c-primary);}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-inner{padding:20px 22px 0;}
.mega-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.6px;margin-bottom:12px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:6px 13px;border-radius:var(--r-pill);background:var(--c-accent-soft);color:#0B7F73;font-weight:600;transition:var(--t);}
.chip:hover{background:var(--c-accent);color:#fff;}
.mega-entries{display:grid;grid-template-columns:1fr 1fr;gap:12px;border-top:1px solid var(--c-line);padding-top:18px;}
.mega-entry{display:block;padding:14px 14px 12px;border:1px solid var(--c-line);border-radius:var(--r-md);background:var(--c-bg);transition:var(--t);}
.mega-entry:hover{border-color:#F7C3B0;background:var(--c-primary-soft);transform:translateY(-2px);box-shadow:var(--sh-1);}
.mega-entry i{color:var(--c-primary);font-size:15px;margin-bottom:8px;display:block;}
.mega-entry span{display:block;font-size:14.5px;font-weight:700;margin-bottom:4px;}
.mega-entry small{display:block;font-size:12.5px;color:var(--c-text-muted);line-height:1.55;}

.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--c-line);background:var(--c-white);border-radius:var(--r-sm);flex-direction:column;align-items:center;justify-content:center;gap:6px;}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-primary);border-radius:2px;}
@media (max-width:991px){
  .nav-list,.mega-wrap{display:none;}
  .nav-toggle{display:flex;}
  .mainnav-inner{justify-content:space-between;height:64px;}
}

/* offcanvas mobile nav */
.offcanvas{background:var(--c-white);}
.offcanvas-header{border-bottom:1px solid var(--c-line);}
.off-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;}
.off-body{padding:20px 22px 32px;}
.off-list{display:flex;flex-direction:column;gap:4px;margin-bottom:26px;}
.off-list a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15.5px;font-weight:500;}
.off-list a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.off-list a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:700;}
.off-sub{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.5px;margin:0 0 12px;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:78px 0 92px;background:var(--c-bg);}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(rgba(22,24,29,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(22,24,29,.03) 1px,transparent 1px);
  background-size:46px 46px;
}
.hero::after{
  content:"";position:absolute;top:-110px;right:-140px;width:560px;height:440px;
  background:var(--c-primary-soft);transform:skewX(-16deg);border-radius:40px;z-index:0;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:var(--c-primary-dark);background:var(--c-primary-soft);padding:7px 16px;border-radius:var(--r-pill);margin-bottom:22px;}
.hero h1{margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-sub{font-size:18px;color:#4B515B;max-width:560px;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.trust-row{display:flex;flex-wrap:wrap;gap:24px;font-size:13.5px;color:var(--c-text-muted);}
.trust-row span{display:inline-flex;align-items:center;gap:7px;}
.trust-row i{color:var(--c-accent);}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);aspect-ratio:4/3;background:var(--c-bg-2);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-tag{position:absolute;top:18px;left:18px;background:var(--c-highlight);color:#1F2329;font-size:13px;font-weight:700;padding:7px 15px;border-radius:var(--r-pill);box-shadow:var(--sh-1);}
.hero-chip{position:absolute;bottom:18px;right:18px;background:rgba(22,24,29,.82);color:#fff;font-size:13px;padding:8px 16px;border-radius:var(--r-pill);}
@media (max-width:991px){
  .hero{padding:52px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero::after{width:420px;height:340px;top:-90px;right:-160px;}
}
@media (max-width:767px){
  .hero-sub{font-size:16px;}
  .hero-actions{gap:10px;}
  .trust-row{gap:16px;}
}

/* ---------- buttons ---------- */
.btn-main,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:15px;font-weight:600;padding:13px 28px;border-radius:var(--r-pill);
  border:1px solid transparent;transition:var(--t);white-space:nowrap;
}
.btn-main{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(255,90,43,.24);}
.btn-main:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-line{background:transparent;border-color:var(--c-line);color:var(--c-text);}
.btn-line:hover{background:var(--c-white);border-color:#F7C3B0;color:var(--c-primary-dark);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost:hover{background:#fff;color:var(--c-primary-dark);border-color:#fff;transform:translateY(-2px);}
.btn-main:active,.btn-line:active,.btn-ghost:active{transform:translateY(0);}
.btn-main:disabled,.btn-line:disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ---------- section head ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:42px;}
.sec-title{display:flex;align-items:center;gap:14px;}
.sec-title::before{content:"";width:6px;height:22px;border-radius:3px;background:var(--c-primary);flex:none;}
.sec-title h2{margin:0;}
.sec-note{font-size:14px;color:var(--c-text-muted);max-width:620px;}
.sec-link{font-size:14.5px;font-weight:600;color:var(--c-primary-dark);display:inline-flex;align-items:center;gap:7px;}
.sec-link:hover{gap:11px;color:var(--c-primary);}
.section--dark .sec-title h2{color:#fff;}
.section--dark .sec-note{color:#9EA1A9;}
@media (max-width:767px){.sec-head{margin-bottom:28px;}}

/* ---------- sell cards ---------- */
.sell-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.sell-card{
  position:relative;background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:28px 26px 26px;box-shadow:var(--sh-1);transition:var(--t);overflow:hidden;
}
.sell-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary);}
.sell-card:nth-child(2)::before,.sell-card:nth-child(3)::before{background:var(--c-accent);}
.sell-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.sell-num{font-size:34px;font-weight:800;line-height:1;color:#EDE7E0;letter-spacing:-1px;margin-bottom:14px;display:block;font-variant-numeric:tabular-nums;}
.sell-icon{width:42px;height:42px;border-radius:12px;background:var(--c-accent-soft);color:#0B7F73;display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:14px;}
.sell-card:nth-child(1) .sell-icon,.sell-card:nth-child(4) .sell-icon{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.sell-card h3{margin-bottom:10px;}
.sell-card p{font-size:15px;color:#525863;}
.sell-card:nth-child(1){grid-column:span 7;}
.sell-card:nth-child(2){grid-column:span 5;}
.sell-card:nth-child(3){grid-column:span 5;}
.sell-card:nth-child(4){grid-column:span 7;}
@media (max-width:991px){
  .sell-card{grid-column:span 12 !important;}
}

/* ---------- image wall ---------- */
.wall{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:172px;gap:16px;}
.wall-item{position:relative;overflow:hidden;border-radius:var(--r-md);background:var(--c-bg-2);box-shadow:var(--sh-1);display:block;}
.wall-item:nth-child(1){grid-column:span 2;grid-row:span 2;}
.wall-item:nth-child(8){grid-column:span 2;}
.wall-item img{width:100%;height:100%;object-fit:cover;transition:transform .38s cubic-bezier(.2,.7,.3,1);}
.wall-item::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(22,24,29,.72),rgba(22,24,29,.06) 55%,transparent);opacity:.85;transition:var(--t);}
.wall-item:hover img{transform:scale(1.04);}
.wall-item:hover::after{opacity:1;}
.wall-cap{position:absolute;left:16px;right:16px;bottom:14px;z-index:2;color:#fff;transform:translateY(6px);opacity:.92;transition:var(--t);}
.wall-item:hover .wall-cap{transform:translateY(0);opacity:1;}
.wall-cap span{display:inline-block;font-size:12px;font-weight:700;padding:3px 11px;border-radius:var(--r-pill);background:var(--c-highlight);color:#1F2329;margin-bottom:8px;}
.wall-cap strong{display:block;font-size:15.5px;font-weight:600;line-height:1.45;}
@media (max-width:991px){
  .wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px;}
  .wall-item:nth-child(1){grid-column:span 2;grid-row:span 1;}
  .wall-item:nth-child(8){grid-column:span 2;}
}
@media (max-width:575px){
  .wall{grid-template-columns:1fr;grid-auto-rows:172px;}
  .wall-item{grid-column:span 1 !important;}
}

/* ---------- dark cta ---------- */
.cta-band{background:var(--c-ink);color:#EDEDEE;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;background:rgba(255,90,43,.14);}
.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.cta-grid h2{color:#fff;margin-bottom:16px;}
.cta-grid p{color:#A6A9B1;font-size:15.5px;margin-bottom:26px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;max-width:520px;}
.cta-form input{
  flex:1 1 240px;height:48px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:15px;transition:var(--t);
}
.cta-form input::placeholder{color:#8B8E96;font-size:14px;}
.cta-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(255,90,43,.28);background:rgba(255,255,255,.1);}
.cta-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);aspect-ratio:16/11;background:var(--c-ink-2);}
.cta-media img{width:100%;height:100%;object-fit:cover;opacity:.92;}
.cta-tips{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;font-size:13px;color:#8B8E96;}
@media (max-width:991px){.cta-grid{grid-template-columns:1fr;gap:34px;}}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:var(--t);}
.faq-item:hover{box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:none;border:none;text-align:left;padding:20px 24px;font-size:16.5px;font-weight:600;color:var(--c-text);
}
.faq-q i{color:var(--c-text-muted);font-size:14px;transition:var(--t);flex:none;}
.faq-item.is-open{border-color:#F7C3B0;}
.faq-item.is-open .faq-q{color:var(--c-primary-dark);}
.faq-item.is-open .faq-q i{color:var(--c-primary);transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{padding:0 24px 22px 24px;font-size:15px;color:var(--c-text-muted);border-left:3px solid var(--c-primary);margin-left:24px;padding-left:18px;}
.faq-item.is-open .faq-a{max-height:420px;}
@media (max-width:767px){
  .faq-q{padding:16px 18px;font-size:15.5px;}
  .faq-a-inner{margin-left:18px;padding:0 18px 18px 14px;}
}

/* ---------- news ---------- */
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);transition:var(--t);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#F3C7B8;}
.news-top{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap;}
.badge-cat{display:inline-block;font-size:13px;font-weight:600;padding:4px 12px;border-radius:var(--r-pill);background:var(--c-accent-soft);color:#0B7F73;}
.badge-time{display:inline-block;font-size:13px;padding:4px 12px;border-radius:var(--r-pill);background:var(--c-bg-2);color:#5A6068;}
.news-title{font-size:18px;font-weight:600;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:var(--t);}
.news-card:hover .news-title{color:var(--c-primary-dark);}
.news-sum{font-size:14.5px;color:var(--c-text-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.news-foot{margin-top:auto;font-size:13.5px;color:var(--c-primary-dark);font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.news-card:hover .news-foot{gap:11px;}
.news-card.is-feature{padding:30px;border-left:4px solid var(--c-primary);}
.news-card.is-feature .news-title{font-size:22px;-webkit-line-clamp:2;}
.news-card.is-feature .news-sum{font-size:15.5px;-webkit-line-clamp:3;}
.empty-state{
  text-align:center;padding:60px 24px;background:var(--c-white);border:1px dashed var(--c-line);border-radius:var(--r-md);
}
.empty-state i{font-size:34px;color:#D6D0C8;margin-bottom:16px;display:block;}
.empty-state p{color:var(--c-text-muted);font-size:15px;margin-bottom:20px;}

/* ---------- steps ---------- */
.step-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step-card{background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px;box-shadow:var(--sh-1);transition:var(--t);}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.step-idx{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:var(--c-highlight);color:#1F2329;font-weight:800;font-size:16px;margin-bottom:16px;font-variant-numeric:tabular-nums;}
.step-card h3{font-size:19px;margin-bottom:10px;}
.step-card p{font-size:15px;color:#525863;}
@media (max-width:991px){.step-row{grid-template-columns:1fr;}}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:#9EA1A9;padding:70px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.8;margin:18px 0 20px;max-width:300px;color:#8B8E96;}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.4px;margin-bottom:20px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14.5px;color:#9EA1A9;}
.footer-links a:hover{color:var(--c-highlight);}
.footer-contact li{font-size:14.5px;margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--c-primary);margin-top:6px;font-size:13px;}
.qr-box{
  width:120px;height:120px;border-radius:var(--r-sm);background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  color:#8B8E96;font-size:12px;margin-top:16px;
}
.qr-box i{font-size:26px;color:#5C6069;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#7A7D86;}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;}.site-footer{padding-top:52px;}}

/* roulang page: article */
:root{
  --c-primary:#FF5A2B;
  --c-primary-dark:#D93F14;
  --c-primary-soft:#FFEDE6;
  --c-accent:#12B8A6;
  --c-accent-soft:#E3F7F4;
  --c-highlight:#FFC93C;
  --c-ink:#16181D;
  --c-ink-2:#2A2E37;
  --c-text:#1F2329;
  --c-text-muted:#6B7280;
  --c-line:#E7E3DE;
  --c-bg:#FAF8F5;
  --c-bg-2:#F2EEE9;
  --c-white:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06);
  --sh-2:0 8px 24px rgba(22,24,29,.08);
  --sh-3:0 18px 44px rgba(22,24,29,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-text);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--c-primary);}
button,input{font-family:inherit;font-size:inherit;}
ul,ol{padding-left:1.2em;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,43,.35);border-radius:6px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-text);line-height:1.35;}

/* ---------- 顶栏 ---------- */
.topbar{background:var(--c-ink);color:rgba(255,255,255,.82);height:44px;position:sticky;top:0;z-index:1040;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:100%;}
.topbar-text{font-size:13.5px;letter-spacing:.2px;}
.countdown{display:flex;align-items:center;gap:4px;}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:26px;padding:0 6px;
  background:var(--c-highlight);color:#231a00;font-weight:700;font-size:14px;
  border-radius:8px;
}
.cd-sep{color:rgba(255,255,255,.5);font-weight:700;}
.topbar-btn{
  font-size:13px;color:#fff;border:1px solid rgba(255,255,255,.28);
  padding:4px 14px;border-radius:var(--r-pill);transition:var(--t);
}
.topbar-btn:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}

/* ---------- 主导航 ---------- */
.site-header{position:relative;z-index:1030;}
.mainnav{
  background:var(--c-white);
  border-bottom:1px solid var(--c-line);
  position:sticky;top:44px;z-index:1035;
  box-shadow:var(--sh-1);
}
.mainnav-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:var(--sh-1);
}
.brand-text{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:.3px;}
.brand:hover .brand-text{color:var(--c-primary);}
.nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;
  font-size:15px;font-weight:600;color:var(--c-text);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active::before{
  content:"";position:absolute;top:50%;left:-2px;width:6px;height:6px;margin-top:-3px;
  border-radius:50%;background:var(--c-primary);
}
.mega-wrap{position:relative;flex:0 0 auto;}
.mega-trigger{
  background:var(--c-ink);color:#fff;border:none;cursor:pointer;
  height:40px;padding:0 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:8px;
  transition:var(--t);
}
.mega-trigger:hover{background:var(--c-primary);}
.mega-trigger i{font-size:11px;transition:transform var(--t);}
.mega-wrap:hover .mega-trigger i,.mega-wrap.open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:430px;
  background:var(--c-white);border:1px solid var(--c-line);
  border-radius:var(--r-lg);box-shadow:var(--sh-3);
  padding:22px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:var(--t);
}
.mega-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:var(--c-primary);border-radius:var(--r-lg) var(--r-lg) 0 0;
}
.mega-wrap:hover .mega-panel,.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:1px;margin:0 0 10px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.chip{
  font-size:13px;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--c-bg-2);color:var(--c-text);font-weight:600;
}
.chip:hover{background:var(--c-accent-soft);color:var(--c-accent);}
.mega-entries{display:grid;gap:10px;}
.mega-entry{
  display:grid;grid-template-columns:34px 1fr;grid-template-rows:auto auto;
  gap:2px 12px;padding:12px;border-radius:var(--r-md);
  background:var(--c-bg);border:1px solid var(--c-line);transition:var(--t);
}
.mega-entry i{grid-row:span 2;align-self:center;font-size:18px;color:var(--c-primary);}
.mega-entry span{font-size:14.5px;font-weight:700;}
.mega-entry small{font-size:12.5px;color:var(--c-text-muted);line-height:1.5;}
.mega-entry:hover{background:var(--c-white);box-shadow:var(--sh-2);transform:translateY(-2px);}
.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;padding:8px;margin-left:auto;
}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--c-primary);border-radius:2px;}
.nav-toggle span + span{margin-top:6px;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(22,24,29,.5);
  opacity:0;visibility:hidden;transition:var(--t);z-index:1050;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:320px;max-width:86vw;
  background:var(--c-white);z-index:1060;padding:24px 22px;
  transform:translateX(100%);transition:transform var(--t);overflow-y:auto;
  box-shadow:var(--sh-3);
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-close{
  background:none;border:none;font-size:22px;color:var(--c-text-muted);
  cursor:pointer;float:right;line-height:1;
}
.drawer-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:1px;margin:26px 0 12px;}
.drawer-links{display:grid;gap:4px;}
.drawer-links a{
  display:block;padding:11px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;background:var(--c-bg);
}
.drawer-links a:hover{background:var(--c-primary-soft);color:var(--c-primary);}

/* ---------- 面包屑 ---------- */
.crumb-band{background:var(--c-bg-2);border-bottom:1px solid var(--c-line);padding:14px 0;}
.crumb{font-size:13px;color:var(--c-text-muted);display:flex;flex-wrap:wrap;align-items:center;gap:6px;}
.crumb a{color:var(--c-text-muted);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#C9C3BC;}
.crumb .current{color:var(--c-text);max-width:52%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ---------- 文章头区 ---------- */
.article-hero{background:var(--c-bg);padding:46px 0 34px;}
.article-head{max-width:860px;margin:0 auto;}
.badge-cat{
  display:inline-block;font-size:13px;font-weight:700;
  background:var(--c-accent-soft);color:var(--c-accent);
  padding:5px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.article-head h1{font-size:34px;font-weight:800;letter-spacing:-.2px;line-height:1.4;}
.rule-bar{width:56px;height:2px;background:var(--c-primary);margin:20px 0;border-radius:2px;}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:13.5px;color:var(--c-text-muted);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#C9C3BC;}
.share-group{display:inline-flex;align-items:center;gap:8px;margin-left:auto;}
.share-group a{
  width:32px;height:32px;border-radius:50%;background:var(--c-white);
  border:1px solid var(--c-line);display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-text-muted);font-size:13px;
}
.share-group a:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateY(-2px);}

/* ---------- 正文布局 ---------- */
.article-main{padding:10px 0 88px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;}
.article-col{min-width:0;}
.article-body{
  background:var(--c-white);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:44px 46px;box-shadow:var(--sh-1);
  font-size:17px;line-height:1.9;color:#2B3038;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 22px;}
.article-body h2{
  position:relative;font-size:24px;font-weight:700;color:var(--c-text);
  margin:42px 0 18px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:6px;
  border-radius:3px;background:var(--c-primary);
}
.article-body h3{font-size:20px;font-weight:600;color:var(--c-text);margin:32px 0 14px;}
.article-body h4{font-size:17.5px;font-weight:700;margin:26px 0 12px;color:var(--c-ink);}
.article-body a{color:var(--c-primary);border-bottom:1px solid rgba(255,90,43,.35);}
.article-body a:hover{color:var(--c-primary-dark);border-bottom-color:var(--c-primary-dark);}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:1.35em;}
.article-body li{margin-bottom:10px;}
.article-body ul li::marker{color:var(--c-primary);}
.article-body ol li::marker{color:var(--c-accent);font-weight:700;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:var(--c-bg-2);
  border-left:3px solid var(--c-primary);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:#4A505A;font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-md);margin:24px auto;box-shadow:var(--sh-1);}
.article-body figure{margin:26px 0;}
.article-body figcaption{
  text-align:center;font-size:13px;color:var(--c-text-muted);margin-top:10px;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body thead th{
  background:var(--c-ink);color:#fff;font-weight:600;text-align:left;
  padding:12px 16px;font-size:14px;
}
.article-body tbody td{padding:11px 16px;border-bottom:1px solid var(--c-line);}
.article-body tbody tr:nth-child(even){background:var(--c-bg);}
.article-body pre{
  background:var(--c-ink);color:#E9ECF1;padding:20px 22px;border-radius:var(--r-md);
  overflow-x:auto;font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
  background:var(--c-bg-2);padding:2px 6px;border-radius:6px;font-size:.92em;color:#B8350F;
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:none;border-top:1px solid var(--c-line);margin:34px 0;}

/* 空态 */
.empty-state{
  background:var(--c-white);border:1px dashed var(--c-line);border-radius:var(--r-lg);
  padding:70px 30px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state i{font-size:44px;color:#CFC8C0;}
.empty-state p{margin:18px 0 22px;font-size:15px;color:var(--c-text-muted);}

/* 文末 */
.post-foot{margin-top:26px;display:grid;gap:20px;}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.tag-row .label{font-size:13px;color:var(--c-text-muted);font-weight:700;letter-spacing:.5px;}
.tag{
  font-size:13px;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--c-bg-2);color:var(--c-text);font-weight:600;
}
.tag:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.postnav{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.postnav a{
  display:flex;align-items:center;gap:12px;padding:16px 18px;
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  transition:var(--t);font-size:14.5px;font-weight:600;
}
.postnav a:hover{box-shadow:var(--sh-2);transform:translateY(-3px);color:var(--c-primary);border-color:#F3D6CB;}
.postnav i{color:var(--c-primary);font-size:14px;}
.postnav .next{justify-content:flex-end;text-align:right;}
.back-entry{
  display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;
  color:var(--c-primary);
}
.back-entry:hover{color:var(--c-primary-dark);}

/* ---------- 侧栏 ---------- */
.article-side{display:grid;gap:20px;position:sticky;top:140px;}
.side-card{
  background:var(--c-white);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-1);
}
.side-title{
  position:relative;font-size:16px;font-weight:700;margin:0 0 16px;padding-left:12px;
}
.side-title::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;
  border-radius:2px;background:var(--c-primary);
}
.side-links{display:grid;gap:2px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 0;font-size:14.5px;font-weight:600;border-bottom:1px dashed var(--c-line);
}
.side-links a:last-child{border-bottom:none;}
.side-links a i{font-size:11px;color:#C9C3BC;transition:var(--t);}
.side-links a:hover i{color:var(--c-primary);transform:translateX(3px);}
.cloud{display:flex;flex-wrap:wrap;gap:8px;}
.side-note{font-size:13.5px;color:var(--c-text-muted);line-height:1.7;margin:0;}
.side-card.dark{background:var(--c-ink);border-color:var(--c-ink);color:rgba(255,255,255,.8);}
.side-card.dark .side-title{color:#fff;}
.side-card.dark .side-title::before{background:var(--c-highlight);}
.side-card.dark p{color:rgba(255,255,255,.72);font-size:13.5px;line-height:1.75;margin:0 0 16px;}

/* ---------- 相关推荐 ---------- */
.related{background:var(--c-bg-2);padding:76px 0;border-top:1px solid var(--c-line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px;}
.section-head .left{display:flex;align-items:center;gap:14px;}
.section-head .bar{width:6px;height:22px;border-radius:3px;background:var(--c-primary);}
.section-head h2{font-size:26px;}
.section-head .sub{font-size:14px;color:var(--c-text-muted);}
.section-head .more{font-size:14px;font-weight:700;color:var(--c-primary);white-space:nowrap;}
.section-head .more:hover{color:var(--c-primary-dark);}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  display:flex;flex-direction:column;background:var(--c-white);
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);transition:var(--t);
}
.card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.card:hover .card-title{color:var(--c-primary);}
.card-thumb{aspect-ratio:16/10;background:var(--c-bg-2);overflow:hidden;}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.card:hover .card-thumb img{transform:scale(1.04);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.card-title{font-size:17.5px;font-weight:700;line-height:1.5;transition:color var(--t);}
.card-desc{
  font-size:14.5px;color:var(--c-text-muted);line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:13px;color:var(--c-text-muted);}
.badge-time{background:var(--c-bg-2);color:var(--c-text-muted);padding:3px 10px;border-radius:var(--r-pill);font-size:12.5px;}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent);padding:3px 10px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;}

/* ---------- CTA 深色区 ---------- */
.cta-band{background:var(--c-ink);color:#fff;padding:70px 0;position:relative;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;
  background:rgba(255,90,43,.16);transform:rotate(45deg);pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:1;}
.cta-grid h2{color:#fff;font-size:30px;margin-bottom:14px;}
.cta-grid p{color:rgba(255,255,255,.74);font-size:15.5px;margin:0 0 24px;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 240px;height:48px;padding:0 18px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;font-size:14.5px;
}
.cta-form input::placeholder{color:rgba(255,255,255,.45);font-size:14px;}
.cta-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(255,90,43,.28);}
.cta-visual{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--sh-3);
}
.cta-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.cta-note{font-size:13px;color:rgba(255,255,255,.5);margin-top:14px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:var(--t);text-decoration:none;
}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-outline{background:transparent;border-color:var(--c-line);color:var(--c-text);}
.btn-outline:hover{background:var(--c-white);border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.btn-white{background:#fff;color:var(--c-ink);}
.btn-white:hover{background:var(--c-highlight);color:var(--c-ink);transform:translateY(-2px);}
.btn[disabled],.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.68);padding:64px 0 26px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.site-footer .brand-text{color:#fff;}
.footer-brand p{margin:16px 0 18px;font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62);}
.qr-box{
  display:inline-flex;align-items:center;gap:12px;padding:12px 16px;
  border:1px dashed rgba(255,255,255,.2);border-radius:var(--r-md);
}
.qr-box i{font-size:30px;color:var(--c-highlight);}
.qr-box span{font-size:12.5px;color:rgba(255,255,255,.6);}
.footer-title{color:#fff;font-size:14.5px;font-weight:700;margin:0 0 18px;letter-spacing:.4px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:14px;}
.footer-links a:hover{color:var(--c-highlight);}
.footer-contact{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
.footer-contact li{display:flex;gap:10px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.66);}
.footer-contact i{color:var(--c-primary);margin-top:4px;font-size:13px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (min-width:1400px){.wrap{max-width:1280px;}}
@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
  .article-body{padding:38px 34px;}
}
@media (max-width:992px){
  .nav-list,.mega-wrap{display:none;}
  .nav-toggle{display:block;}
  .mainnav-inner{height:64px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:26px;}
  .article-side{position:static;grid-template-columns:repeat(2,1fr);}
  .article-head h1{font-size:28px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8;}
  .topbar-text{display:none;}
  .topbar-inner{justify-content:space-between;}
  .article-hero{padding:32px 0 24px;}
  .article-head h1{font-size:24px;}
  .article-body{padding:26px 20px;font-size:16px;border-radius:var(--r-md);}
  .article-body h2{font-size:21px;margin:32px 0 14px;}
  .article-body h3{font-size:18.5px;}
  .article-main{padding-bottom:56px;}
  .related,.cta-band{padding:52px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .section-head h2{font-size:22px;}
  .card-grid{grid-template-columns:1fr;}
  .postnav{grid-template-columns:1fr;}
  .postnav .next{justify-content:flex-start;text-align:left;}
  .article-side{grid-template-columns:1fr;}
  .cta-grid h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:576px){
  .wrap{padding:0 16px;}
  .brand-text{font-size:17px;}
  .article-head h1{font-size:21px;}
  .meta-row{font-size:12.5px;gap:8px 14px;}
  .share-group{margin-left:0;}
  .btn{height:44px;padding:0 20px;font-size:14.5px;}
  .cd-num{min-width:30px;height:24px;font-size:13px;}
  .festival-none{display:none;}
}

/* roulang page: category1 */
:root{
  --c-primary:#FF5A2B;
  --c-primary-dark:#D93F14;
  --c-primary-soft:#FFEDE6;
  --c-accent:#12B8A6;
  --c-accent-soft:#E3F7F4;
  --c-highlight:#FFC93C;
  --c-ink:#16181D;
  --c-ink-2:#2A2E37;
  --c-text:#1F2329;
  --c-text-muted:#6B7280;
  --c-line:#E7E3DE;
  --c-bg:#FAF8F5;
  --c-bg-2:#F2EEE9;
  --c-white:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06);
  --sh-2:0 8px 24px rgba(22,24,29,.08);
  --sh-3:0 18px 44px rgba(22,24,29,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
  --bs-body-bg:var(--c-bg);
  --bs-body-color:var(--c-text);
  --bs-link-color:var(--c-primary);
  --bs-link-hover-color:var(--c-primary-dark);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t)}
a:hover{color:var(--c-primary)}
h1,h2,h3,h4{font-weight:700;line-height:1.35;margin:0;color:var(--c-text)}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,43,.35);border-radius:var(--r-sm)}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ============ 顶部倒计时条 ============ */
.site-header{position:sticky;top:0;z-index:60}
.topbar{background:var(--c-ink);color:#fff;min-height:44px;display:flex;align-items:center}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:6px;padding-bottom:6px}
.topbar-text{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.4}
.countdown{display:flex;align-items:center;gap:4px}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:30px;padding:0 6px;
  background:var(--c-highlight);color:#2B1D00;
  font-weight:800;font-size:15px;border-radius:8px;
}
.cd-sep{color:rgba(255,255,255,.5);font-weight:700}
.topbar-btn{
  display:inline-flex;align-items:center;
  padding:6px 16px;border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;font-size:13.5px;font-weight:600;
  transition:background var(--t),transform var(--t);
}
.topbar-btn:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px)}

/* ============ 主导航 ============ */
.mainnav{
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-line);
  box-shadow:var(--sh-1);
}
.mainnav-inner{display:flex;align-items:center;gap:28px;min-height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.5px;
}
.brand-text{font-weight:800;font-size:18px;color:var(--c-text);letter-spacing:.2px}
.brand:hover .brand-text{color:var(--c-primary)}

.nav-list{display:flex;align-items:center;gap:4px;margin:0 0 0 8px;flex:1 1 auto}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 12px;font-size:15px;font-weight:600;color:#3A3F47;
  border-radius:var(--r-sm);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);border-radius:2px;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active::before{
  content:"";position:absolute;left:2px;top:50%;width:5px;height:5px;margin-top:-2.5px;
  background:var(--c-primary);border-radius:50%;
}

.mega-wrap{position:relative;flex:0 0 auto}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  border:1px solid #FFD9CB;font-size:14.5px;font-weight:700;cursor:pointer;
  transition:background var(--t),color var(--t);
}
.mega-trigger:hover{background:#FFDFD2}
.mega-trigger i{font-size:12px;transition:transform var(--t)}
.mega-wrap:hover .mega-trigger i,.mega-wrap.open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:430px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);padding:22px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
  border-top:2px solid var(--c-primary);z-index:70;
}
.mega-panel::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.mega-wrap:hover .mega-panel,.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:1px;margin:0 0 10px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#0C7C70;font-size:13px;font-weight:600;
  transition:background var(--t),transform var(--t);
}
.chip:hover{background:#CFF0EB;transform:translateY(-1px);color:#0C7C70}
.mega-entries{display:grid;gap:10px}
.mega-entry{
  display:grid;grid-template-columns:34px 1fr;grid-template-rows:auto auto;
  gap:2px 12px;padding:12px 14px;border:1px solid var(--c-line);border-radius:var(--r-md);
  background:var(--c-bg);transition:border-color var(--t),box-shadow var(--t),transform var(--t);
}
.mega-entry i{grid-row:1 / span 2;align-self:center;color:var(--c-primary);font-size:17px}
.mega-entry span{font-size:14.5px;font-weight:700;color:var(--c-text)}
.mega-entry small{font-size:12.5px;color:var(--c-text-muted);line-height:1.5}
.mega-entry:hover{border-color:#FFCDBC;box-shadow:var(--sh-1);transform:translateY(-2px)}
.mega-entry:hover span{color:var(--c-primary)}

.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:6px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-primary);border-radius:2px;transition:transform var(--t)}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;width:320px;max-width:86vw;height:100%;
  background:#fff;z-index:120;box-shadow:var(--sh-3);
  transform:translateX(102%);transition:transform var(--t);
  padding:24px 22px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(22,24,29,.45);z-index:110;opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t)}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:38px;height:38px;border:1px solid var(--c-line);background:#fff;border-radius:var(--r-sm);cursor:pointer;color:var(--c-text-muted)}
.drawer-nav{display:grid;gap:6px;margin-bottom:22px}
.drawer-nav a{padding:12px 14px;border-radius:var(--r-sm);font-weight:600;font-size:15px;background:var(--c-bg);color:var(--c-text)}
.drawer-nav a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark)}

/* ============ 面包屑 ============ */
.breadcrumb-bar{background:var(--c-white);border-bottom:1px solid var(--c-line)}
.breadcrumb-inner{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-muted);padding:14px 20px}
.breadcrumb-inner a{color:var(--c-text-muted)}
.breadcrumb-inner a:hover{color:var(--c-primary)}
.breadcrumb-inner .sep{color:#C4BFB8}
.breadcrumb-inner .cur{color:var(--c-text);font-weight:600}

/* ============ 页头 ============ */
.page-head{
  position:relative;overflow:hidden;background:var(--c-bg);
  padding:56px 0 60px;border-bottom:1px solid var(--c-line);
}
.page-head::after{
  content:"";position:absolute;right:-120px;top:-90px;width:520px;height:340px;
  background:var(--c-primary-soft);transform:rotate(-9deg);border-radius:48px;z-index:0;
}
.page-head-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.page-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#0C7C70;font-size:13px;font-weight:700;margin-bottom:18px;
}
.page-head h1{font-size:44px;font-weight:800;letter-spacing:-.5px;margin-bottom:18px}
.page-head h1 em{font-style:normal;color:var(--c-primary)}
.page-sub{font-size:17px;color:var(--c-text-muted);max-width:620px;margin-bottom:0}
.page-head-figure{
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
  border:1px solid var(--c-line);position:relative;background:#fff;
}
.page-head-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.page-head-figure .tag-float{
  position:absolute;left:16px;bottom:16px;
  background:var(--c-highlight);color:#3A2A00;font-size:12.5px;font-weight:700;
  padding:6px 12px;border-radius:var(--r-pill);
}

/* ============ 板块标题 ============ */
.section{padding:88px 0}
.section.alt{background:var(--c-bg-2)}
.section.white{background:var(--c-white)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.sec-head-left{display:flex;align-items:flex-start;gap:14px}
.sec-bar{width:6px;height:34px;border-radius:3px;background:var(--c-primary);flex:0 0 auto;margin-top:4px}
.sec-head h2{font-size:32px;font-weight:700;letter-spacing:-.3px}
.sec-note{font-size:14px;color:var(--c-text-muted);padding-bottom:6px;max-width:520px;line-height:1.7}
.sec-link{font-size:14px;font-weight:700;color:var(--c-primary);padding-bottom:6px;white-space:nowrap}
.sec-link i{font-size:12px;margin-left:4px}

/* ============ Zigzag 图文交替 ============ */
.zz-flow{display:grid;gap:64px}
.zz-item{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.zz-item.rev .zz-media{order:2}
.zz-item.rev .zz-body{order:1}
.zz-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--c-line);box-shadow:var(--sh-2);background:#EFEAE4;
}
.zz-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform var(--t)}
.zz-media:hover img{transform:scale(1.04)}
.zz-media .corner{
  position:absolute;top:14px;left:14px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);color:var(--c-primary-dark);
  font-size:12.5px;font-weight:700;
}
.zz-num{
  display:block;font-size:48px;font-weight:800;line-height:1;
  color:rgba(255,90,43,.20);letter-spacing:-1px;margin-bottom:8px;
}
.zz-body h3{font-size:22px;font-weight:600;margin-bottom:14px}
.zz-body h3 .hl{color:var(--c-primary)}
.zz-body p{color:#40464E;margin-bottom:16px}
.dot-list{display:grid;gap:10px;margin-top:6px}
.dot-list li{position:relative;padding-left:24px;font-size:15.5px;color:#40464E;line-height:1.75}
.dot-list li::before{
  content:"";position:absolute;left:6px;top:11px;width:7px;height:7px;
  border-radius:2px;background:var(--c-accent);
}
.dot-list li strong{color:var(--c-text);font-weight:700}

/* ============ 深色速查区 ============ */
.dark-block{background:var(--c-ink);color:#fff;padding:88px 0}
.dark-block .sec-bar{background:var(--c-highlight)}
.dark-block h2{color:#fff;font-size:32px}
.dark-block .sec-note{color:rgba(255,255,255,.66)}
.dark-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.check-list{display:grid;gap:14px}
.check-list li{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
  background:var(--c-ink-2);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-md);padding:18px 20px;
  transition:border-color var(--t),transform var(--t);
}
.check-list li:hover{border-color:rgba(255,201,60,.5);transform:translateY(-2px)}
.check-list .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:var(--c-highlight);color:#2B1D00;font-weight:800;font-size:15px;
}
.check-list h4{font-size:16.5px;color:#fff;margin-bottom:6px;font-weight:700}
.check-list p{margin:0;font-size:14.5px;color:rgba(255,255,255,.66);line-height:1.75}
.dark-figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.12)}
.dark-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.dark-stat{
  display:flex;gap:28px;margin-top:22px;flex-wrap:wrap;
}
.dark-stat div{min-width:110px}
.dark-stat .k{display:block;font-size:26px;font-weight:800;color:var(--c-highlight);line-height:1.2}
.dark-stat .v{font-size:13.5px;color:rgba(255,255,255,.62)}

/* ============ 偏差处理分组 ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
  border-top:3px solid var(--c-primary);
}
.case-card:nth-child(2){border-top-color:var(--c-accent)}
.case-card:nth-child(3){border-top-color:var(--c-highlight)}
.case-card:hover{box-shadow:var(--sh-2);transform:translateY(-4px)}
.case-card .icon{
  width:44px;height:44px;border-radius:12px;background:var(--c-primary-soft);
  color:var(--c-primary-dark);display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;margin-bottom:16px;
}
.case-card:nth-child(2) .icon{background:var(--c-accent-soft);color:#0C7C70}
.case-card:nth-child(3) .icon{background:#FFF6D9;color:#8A6300}
.case-card h3{font-size:18px;margin-bottom:10px;font-weight:700}
.case-card p{font-size:15px;color:var(--c-text-muted);margin:0}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.accordion-item{
  border:1px solid var(--c-line)!important;border-radius:var(--r-md)!important;
  background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--c-text);background:#fff!important;
  padding:18px 22px;box-shadow:none!important;border-radius:var(--r-md)!important;
}
.accordion-button:not(.collapsed){
  color:var(--c-primary)!important;background:#fff!important;
  box-shadow:inset 3px 0 0 var(--c-primary)!important;
}
.accordion-button:focus{box-shadow:none!important}
.accordion-button::after{
  background-image:none!important;content:"+";
  width:auto;height:auto;font-size:22px;font-weight:700;line-height:1;
  color:var(--c-text-muted);display:flex;align-items:center;justify-content:center;
  transform:none!important;transition:color var(--t);
}
.accordion-button:not(.collapsed)::after{content:"–";color:var(--c-primary)}
.accordion-body{padding:6px 22px 22px;font-size:15px;color:var(--c-text-muted);line-height:1.85}

/* ============ CTA ============ */
.cta-block{background:var(--c-ink);padding:72px 0;color:#fff}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}
.cta-grid h2{font-size:32px;color:#fff;margin-bottom:16px}
.cta-grid p{color:rgba(255,255,255,.7);margin-bottom:22px}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;max-width:520px}
.cta-form input{
  flex:1 1 260px;height:48px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);
  color:#fff;padding:0 16px;font-size:14px;
  transition:border-color var(--t),box-shadow var(--t);
}
.cta-form input::placeholder{color:rgba(255,255,255,.5);font-size:14px}
.cta-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(255,90,43,.28)}
.cta-tips{font-size:13px;color:rgba(255,255,255,.5);margin-top:14px}
.cta-figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.12)}
.cta-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);border:1px solid transparent;
  background:var(--c-primary);color:#fff;font-weight:700;font-size:15px;cursor:pointer;
  transition:background var(--t),transform var(--t),box-shadow var(--t);
}
.btn-main:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  background:transparent;border:1px solid rgba(255,255,255,.35);color:#fff;
  font-weight:700;font-size:15px;cursor:pointer;
  transition:background var(--t),color var(--t),transform var(--t);
}
.btn-ghost:hover{background:#fff;color:var(--c-primary-dark);transform:translateY(-2px)}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);color:var(--c-text);
  font-weight:700;font-size:15px;cursor:pointer;
  transition:background var(--t),border-color var(--t),color var(--t),transform var(--t);
}
.btn-line:hover{background:var(--c-primary-soft);border-color:#FFCDBC;color:var(--c-primary-dark);transform:translateY(-2px)}

/* ============ 页尾入口 ============ */
.foot-entry{padding:64px 0;background:var(--c-bg)}
.entry-row{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.entry-card{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.entry-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:#FFCDBC}
.entry-card .txt h3{font-size:18px;margin-bottom:6px}
.entry-card .txt p{margin:0;font-size:14.5px;color:var(--c-text-muted)}
.entry-card .arrow{
  width:42px;height:42px;flex:0 0 auto;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  transition:background var(--t),color var(--t);
}
.entry-card:hover .arrow{background:var(--c-primary);color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.7);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.6);margin:16px 0 18px;max-width:300px;line-height:1.75}
.qr-box{
  display:inline-flex;align-items:center;gap:10px;
  border:1px dashed rgba(255,255,255,.28);border-radius:var(--r-sm);
  padding:12px 14px;font-size:12.5px;color:rgba(255,255,255,.6);
}
.qr-box i{font-size:22px;color:var(--c-highlight)}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:var(--c-highlight)}
.footer-contact{display:grid;gap:10px}
.footer-contact li{display:flex;gap:10px;font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.6}
.footer-contact i{color:var(--c-primary);margin-top:4px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .wrap{max-width:1140px}
  .page-head h1{font-size:40px}
}
@media (max-width:992px){
  .nav-list,.mega-wrap{display:none}
  .nav-toggle{display:flex}
  .mainnav-inner{justify-content:space-between}
  .page-head-grid{grid-template-columns:1fr;gap:32px}
  .zz-item{grid-template-columns:1fr;gap:24px}
  .zz-item.rev .zz-media{order:0}
  .zz-item.rev .zz-body{order:0}
  .dark-grid{grid-template-columns:1fr;gap:32px}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .case-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  body{font-size:16px;line-height:1.8}
  .section{padding:64px 0}
  .page-head{padding:40px 0 44px}
  .page-head h1{font-size:30px}
  .page-sub{font-size:15.5px}
  .sec-head{margin-bottom:32px}
  .sec-head h2{font-size:24px}
  .sec-head h2,.dark-block h2,.cta-grid h2{letter-spacing:0}
  .dark-block,.cta-block{padding:64px 0}
  .zz-flow{gap:48px}
  .zz-num{font-size:38px}
  .zz-body h3{font-size:19px}
  .case-grid{grid-template-columns:1fr}
  .entry-row{grid-template-columns:1fr}
  .topbar-text{display:none}
  .topbar-inner{justify-content:space-between}
}
@media (max-width:576px){
  .wrap{padding:0 16px}
  .section{padding:48px 0}
  .page-head h1{font-size:27px}
  .sec-head h2,.dark-block h2,.cta-grid h2{font-size:22px}
  .cd-num{min-width:32px;height:28px;font-size:14px;border-radius:7px}
  .topbar-btn{padding:5px 12px;font-size:12.5px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:6px}
  .check-list li{grid-template-columns:38px 1fr;padding:16px}
  .check-list .idx{width:38px;height:38px;border-radius:10px;font-size:14px}
  .btn-main,.btn-ghost,.btn-line{width:100%;justify-content:center}
}

/* roulang page: category3 */
:root{
  --c-primary:#FF5A2B;
  --c-primary-dark:#D93F14;
  --c-primary-soft:#FFEDE6;
  --c-accent:#12B8A6;
  --c-accent-soft:#E3F7F4;
  --c-highlight:#FFC93C;
  --c-ink:#16181D;
  --c-ink-2:#2A2E37;
  --c-text:#1F2329;
  --c-text-muted:#6B7280;
  --c-line:#E7E3DE;
  --c-bg:#FAF8F5;
  --c-bg-2:#F2EEE9;
  --c-white:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06);
  --sh-2:0 8px 24px rgba(22,24,29,.08);
  --sh-3:0 18px 44px rgba(22,24,29,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
  --sp-section:88px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-text);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--c-primary)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,43,.35);border-radius:6px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1400px){.wrap{max-width:1280px}}

/* ============ 顶部倒计时条 ============ */
.site-header{position:relative;z-index:60}
.topbar{
  position:sticky;top:0;z-index:70;
  background:var(--c-ink);
  color:#fff;
  height:44px;
  display:flex;align-items:center;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-text{font-size:13.5px;color:rgba(255,255,255,.72)}
.countdown{display:flex;align-items:center;gap:6px}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:26px;padding:0 6px;
  background:var(--c-highlight);color:#3A2A00;
  font-size:14px;font-weight:700;border-radius:7px;
}
.cd-sep{color:rgba(255,255,255,.5);font-weight:700}
.topbar-btn{
  display:inline-flex;align-items:center;
  height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--c-primary);color:#fff;
  font-size:13px;font-weight:600;
  transition:background var(--t),transform var(--t);
}
.topbar-btn:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px)}

/* ============ 主导航 ============ */
.mainnav{
  position:sticky;top:44px;z-index:65;
  background:rgba(250,248,245,.96);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid var(--c-line);
}
.mainnav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:var(--sh-1);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-.2px;color:var(--c-text)}
.brand:hover .brand-text{color:var(--c-primary)}

.nav-list{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 12px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--c-text);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active::before{
  content:"";position:absolute;left:4px;top:50%;width:5px;height:5px;margin-top:-2.5px;
  border-radius:50%;background:var(--c-primary);
}

/* Mega Menu */
.mega-wrap{position:relative;margin-left:auto}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 16px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:var(--c-white);color:var(--c-text);
  font-size:14.5px;font-weight:600;cursor:pointer;
  transition:border-color var(--t),color var(--t),box-shadow var(--t);
}
.mega-trigger:hover,.mega-wrap.open .mega-trigger{
  border-color:var(--c-primary);color:var(--c-primary);box-shadow:var(--sh-1);
}
.mega-trigger i{font-size:11px;transition:transform var(--t)}
.mega-wrap.open .mega-trigger i{transform:translateY(2px)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:440px;
  background:var(--c-white);
  border:1px solid var(--c-line);
  border-top:2px solid var(--c-primary);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-3);
  padding:22px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
}
.mega-wrap:hover .mega-panel,.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.06em;margin-bottom:10px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 13px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#0B7C70;
  font-size:13px;font-weight:600;
  transition:background var(--t),color var(--t),transform var(--t);
}
.chip:hover{background:var(--c-accent);color:#fff;transform:translateY(-1px)}
.mega-entries{display:grid;gap:10px}
.mega-entry{
  display:grid;grid-template-columns:26px 1fr;grid-template-rows:auto auto;
  gap:2px 10px;padding:12px 14px;
  border:1px solid var(--c-line);border-radius:var(--r-md);
  background:var(--c-bg);
  transition:border-color var(--t),box-shadow var(--t),transform var(--t);
}
.mega-entry i{grid-row:span 2;align-self:center;font-size:16px;color:var(--c-primary)}
.mega-entry span{font-size:14.5px;font-weight:700}
.mega-entry small{font-size:12.5px;color:var(--c-text-muted)}
.mega-entry:hover{border-color:var(--c-primary);box-shadow:var(--sh-2);transform:translateY(-2px)}
.mega-entry:hover span{color:var(--c-primary)}

.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:40px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:var(--c-white);cursor:pointer;padding:0;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-primary);border-radius:2px}

.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:320px;max-width:88vw;
  background:var(--c-white);border-left:1px solid var(--c-line);
  box-shadow:var(--sh-3);z-index:120;
  transform:translateX(102%);transition:transform var(--t);
  padding:22px;overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:36px;height:36px;border-radius:var(--r-sm);border:1px solid var(--c-line);background:var(--c-white);cursor:pointer;color:var(--c-text)}
.drawer-links{display:grid;gap:6px;margin-bottom:20px}
.drawer-links a{
  padding:11px 12px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;background:var(--c-bg);
  transition:background var(--t),color var(--t);
}
.drawer-links a:hover,.drawer-links a.is-active{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(22,24,29,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
}
.drawer-overlay.open{opacity:1;visibility:visible}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0}
.section.alt{background:var(--c-bg-2)}
.section-head{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:38px}
.sec-bar{display:inline-block;width:6px;height:22px;border-radius:3px;background:var(--c-primary);margin-right:12px;vertical-align:-2px}
.sec-title{font-size:32px;font-weight:700;letter-spacing:-.4px;line-height:1.3}
.sec-title .sec-bar{vertical-align:2px}
.sec-sub{font-size:14px;color:var(--c-text-muted);margin-left:auto;max-width:520px}
.sec-link{font-size:14px;font-weight:700;color:var(--c-primary)}
.sec-link:hover{color:var(--c-primary-dark)}
.sec-link i{font-size:11px;margin-left:5px}

/* ============ 面包屑 ============ */
.crumb{padding:20px 0 0;font-size:13px;color:var(--c-text-muted)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#C9C3BC}
.crumb a{color:var(--c-text-muted)}
.crumb a:hover{color:var(--c-primary)}
.crumb .current{color:var(--c-text);font-weight:600}

/* ============ 页头 ============ */
.page-hero{position:relative;overflow:hidden;padding:44px 0 72px}
.page-hero::before{
  content:"";position:absolute;top:-60px;right:-80px;width:520px;height:380px;
  background:var(--c-primary-soft);
  clip-path:polygon(18% 0,100% 0,100% 100%,0 78%);
  opacity:.85;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--c-line) 1px,transparent 1px),linear-gradient(90deg,var(--c-line) 1px,transparent 1px);
  background-size:56px 56px;opacity:.28;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .9fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#0B7C70;
  font-size:13px;font-weight:700;margin-bottom:18px;
}
.hero-badge i{font-size:12px}
.page-hero h1{font-size:42px;font-weight:800;line-height:1.25;letter-spacing:-1px}
.page-hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-lead{font-size:16.5px;color:var(--c-text-muted);margin-top:20px;max-width:620px}
.hero-line{width:64px;height:3px;background:var(--c-primary);border-radius:3px;margin:26px 0 0}
.hero-thumb{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-3);aspect-ratio:4/3;background:var(--c-bg-2);
}
.hero-thumb img{width:100%;height:100%;object-fit:cover}
.hero-thumb-tag{
  position:absolute;left:16px;bottom:16px;
  padding:7px 15px;border-radius:var(--r-pill);
  background:var(--c-highlight);color:#3A2A00;
  font-size:13px;font-weight:700;
}

/* ============ 时间线 ============ */
.tl-head{max-width:760px;margin-bottom:44px}
.timeline{position:relative;margin:0;padding:0}
.timeline::before{
  content:"";position:absolute;left:27px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--c-primary) 0%,var(--c-accent) 100%);
  opacity:.35;border-radius:2px;
}
.tl-item{position:relative;padding:0 0 30px 78px}
.tl-item:last-child{padding-bottom:0}
.tl-num{
  position:absolute;left:0;top:0;
  width:56px;height:56px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;letter-spacing:.5px;
  background:var(--c-primary);color:#fff;
  box-shadow:0 6px 16px rgba(255,90,43,.24);
}
.tl-item:nth-child(even) .tl-num{
  background:var(--c-accent);box-shadow:0 6px 16px rgba(18,184,166,.24);
}
.tl-body{
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:box-shadow var(--t),transform var(--t),border-color var(--t);
}
.tl-item:hover .tl-body{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:#DDD6CE}
.tl-body h3{font-size:21px;font-weight:600;margin-bottom:8px}
.tl-item:hover .tl-body h3{color:var(--c-primary)}
.tl-body p{font-size:15.5px;color:var(--c-text-muted);line-height:1.8}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* ============ 徽章 ============ */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.7;
}
.badge-accent{background:var(--c-accent-soft);color:#0B7C70}
.badge-time{background:#EFEBE6;color:#4B5159}
.badge-state{background:var(--c-highlight);color:#3A2A00}
.badge-primary{background:var(--c-primary-soft);color:var(--c-primary-dark)}

/* ============ 公告类型卡 ============ */
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.type-card{
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-1);
  border-left:3px solid var(--c-primary);
  transition:box-shadow var(--t),transform var(--t);
}
.type-grid .type-card:nth-child(2n){border-left-color:var(--c-accent)}
.type-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.type-top{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.type-icon{
  width:46px;height:46px;border-radius:14px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:18px;
}
.type-grid .type-card:nth-child(2n) .type-icon{background:var(--c-accent-soft);color:#0B7C70}
.type-card h3{font-size:21px;font-weight:600}
.type-card p{font-size:15.5px;color:var(--c-text-muted);line-height:1.8;margin-bottom:16px}

/* ============ 清单 ============ */
.check-panel{
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.check-list{display:grid;gap:18px}
.check-item{display:grid;grid-template-columns:30px 1fr;gap:14px;align-items:start}
.check-item i{
  width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-accent-soft);color:#0B7C70;font-size:13px;margin-top:3px;
}
.check-item h4{font-size:17.5px;font-weight:600;margin-bottom:4px}
.check-item p{font-size:15px;color:var(--c-text-muted);line-height:1.8}

/* ============ 深色区 ============ */
.dark-band{
  background:var(--c-ink);color:#fff;position:relative;overflow:hidden;
  padding:var(--sp-section) 0;
}
.dark-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.13;
}
.dark-band .wrap{position:relative;z-index:2}
.dark-band .sec-title{color:#fff}
.dark-band .sec-sub{color:rgba(255,255,255,.6)}
.rhythm-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start}
.rhythm-list{display:grid;gap:14px}
.rhythm-item{
  display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:center;
  background:var(--c-ink-2);border-radius:var(--r-md);padding:18px 20px;
  border:1px solid rgba(255,255,255,.06);
  transition:transform var(--t),background var(--t);
}
.rhythm-item:hover{transform:translateY(-3px);background:#333843}
.rhythm-time{
  font-size:13px;font-weight:800;color:#3A2A00;background:var(--c-highlight);
  border-radius:var(--r-sm);padding:8px 6px;text-align:center;line-height:1.35;
}
.rhythm-item h3{font-size:17px;font-weight:600;color:#fff;margin-bottom:2px}
.rhythm-item p{font-size:14.5px;color:rgba(255,255,255,.62);line-height:1.75}
.dark-card{
  background:var(--c-ink-2);border-radius:var(--r-lg);padding:28px;
  border:1px solid rgba(255,255,255,.08);
}
.dark-card .stat-num{font-size:40px;font-weight:800;color:var(--c-highlight);line-height:1.1}
.dark-card .stat-label{font-size:14px;color:rgba(255,255,255,.6);margin-bottom:22px}
.dark-card ul{display:grid;gap:12px}
.dark-card li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.78)}
.dark-card li i{color:var(--c-accent);margin-top:5px;font-size:13px}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color var(--t),box-shadow var(--t);
}
.faq-item[open]{border-color:#F3C8B7;box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:14px;
  padding:20px 24px;font-size:17px;font-weight:600;
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";margin-left:auto;font-size:20px;font-weight:700;color:var(--c-primary);
  transition:color var(--t);
}
.faq-item[open] summary::after{content:"−"}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 3px 3px 0;
  background:var(--c-primary);opacity:0;transition:opacity var(--t);
}
.faq-item[open] summary::before{opacity:1}
.faq-body{padding:0 24px 22px 41px;font-size:15px;color:var(--c-text-muted);line-height:1.85}

/* ============ CTA 条 ============ */
.cta-strip{
  background:var(--c-primary-soft);
  border:1px solid #F6D3C5;
  border-radius:var(--r-lg);
  padding:36px 40px;
  display:flex;align-items:center;gap:28px;flex-wrap:wrap;
}
.cta-strip h2{font-size:26px;font-weight:700}
.cta-strip p{font-size:15px;color:var(--c-text-muted);margin-top:6px}
.cta-actions{margin-left:auto;display:flex;gap:12px;flex-wrap:wrap}

/* ============ 按钮 ============ */
.btn-main,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);
}
.btn-main{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.btn-main:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-line{background:transparent;color:var(--c-text);border-color:var(--c-line)}
.btn-line:hover{background:var(--c-white);color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{background:#fff;color:var(--c-primary);transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.1fr;gap:36px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);margin:16px 0 18px;max-width:300px}
.qr-box{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 16px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.18);
  font-size:13px;
}
.qr-box i{font-size:26px;color:var(--c-highlight)}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-links a:hover{color:var(--c-highlight)}
.footer-contact{display:grid;gap:12px}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.68)}
.footer-contact i{color:var(--c-accent);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:52px;padding:20px 0;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  :root{--sp-section:72px}
  .hero-grid{gap:34px}
  .page-hero h1{font-size:38px}
}
@media (max-width:991px){
  :root{--sp-section:64px}
  .topbar{height:40px}
  .mainnav{top:40px}
  .mainnav-inner{height:64px;gap:14px}
  .nav-list,.mega-wrap{display:none}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .page-hero{padding:32px 0 56px}
  .page-hero::before{width:340px;height:280px}
  .rhythm-grid{grid-template-columns:1fr;gap:28px}
  .type-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .sec-sub{margin-left:0;max-width:100%}
}
@media (max-width:767px){
  :root{--sp-section:48px}
  body{font-size:16px;line-height:1.8}
  .wrap{padding:0 16px}
  .topbar-text{display:none}
  .topbar-inner{justify-content:space-between}
  .page-hero h1{font-size:30px}
  .sec-title{font-size:24px}
  .sec-sub{font-size:13.5px}
  .timeline::before{left:19px}
  .tl-item{padding-left:58px}
  .tl-num{width:40px;height:40px;font-size:14px}
  .tl-body{padding:18px}
  .tl-body h3{font-size:19px}
  .type-card,.check-panel{padding:20px}
  .faq-item summary{padding:16px 18px;font-size:16px}
  .faq-body{padding:0 18px 18px 18px}
  .cta-strip{padding:26px 22px;gap:18px}
  .cta-strip h2{font-size:21px}
  .cta-actions{margin-left:0;width:100%}
  .cta-actions .btn-main,.cta-actions .btn-line{flex:1}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:575px){
  .page-hero h1{font-size:27px}
  .hero-lead{font-size:15.5px}
  .rhythm-item{grid-template-columns:1fr;gap:10px}
  .rhythm-time{width:72px}
  .btn-main,.btn-line{height:46px;padding:0 20px;font-size:14.5px}
}

/* roulang page: category2 */
:root{
  --c-primary:#FF5A2B;
  --c-primary-dark:#D93F14;
  --c-primary-soft:#FFEDE6;
  --c-accent:#12B8A6;
  --c-accent-soft:#E3F7F4;
  --c-highlight:#FFC93C;
  --c-ink:#16181D;
  --c-ink-2:#2A2E37;
  --c-text:#1F2329;
  --c-text-muted:#6B7280;
  --c-line:#E7E3DE;
  --c-bg:#FAF8F5;
  --c-bg-2:#F2EEE9;
  --c-white:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06);
  --sh-2:0 8px 24px rgba(22,24,29,.08);
  --sh-3:0 18px 44px rgba(22,24,29,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;

  --bs-body-bg:#FAF8F5;
  --bs-body-color:#1F2329;
  --bs-body-font-family:var(--font);
  --bs-border-color:#E7E3DE;
  --bs-primary:#FF5A2B;
  --bs-link-color:#1F2329;
  --bs-link-hover-color:#FF5A2B;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t);}
a:hover{color:var(--c-primary);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.35;font-weight:700;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,43,.35);border-radius:var(--r-sm);}

.wrap{max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.wrap{max-width:1280px;}}
@media (max-width:767.98px){.wrap{padding:0 16px;}}

/* ---------- 顶栏 ---------- */
.site-header{position:sticky;top:0;z-index:1030;}
.topbar{background:var(--c-ink);color:#E9E6E2;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:44px;}
.topbar-text{font-size:13.5px;color:rgba(255,255,255,.72);}
.countdown{display:flex;align-items:center;gap:4px;}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:26px;padding:0 6px;
  background:var(--c-highlight);color:var(--c-ink);
  font-weight:700;font-size:14px;border-radius:var(--r-sm);
}
.cd-sep{color:rgba(255,255,255,.55);font-weight:700;}
.topbar-btn{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  background:rgba(255,255,255,.12);color:#fff;font-size:13px;font-weight:600;
  border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.18);transition:var(--t);
}
.topbar-btn:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
@media (max-width:767.98px){
  .topbar-inner{height:40px;}
  .topbar-text{display:none;}
  .cd-num{min-width:30px;height:24px;font-size:13px;}
}

/* ---------- 主导航 ---------- */
.mainnav{background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--c-line);box-shadow:var(--sh-1);}
.mainnav-inner{display:flex;align-items:center;gap:28px;height:68px;position:relative;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:var(--r-sm);
  background:var(--c-primary);color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px;
}
.brand-text{font-size:17px;font-weight:800;color:var(--c-text);letter-spacing:.2px;}
.brand:hover .brand-text{color:var(--c-primary);}

.nav-list{display:flex;align-items:center;gap:4px;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;
  font-size:15px;font-weight:600;color:var(--c-text);border-radius:var(--r-sm);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--c-primary);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active::before{
  content:"";position:absolute;left:2px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--c-primary);
}

.nav-extra{display:none;}

.mega-wrap{position:relative;flex:0 0 auto;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  font-size:14.5px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:var(--t);
}
.mega-trigger:hover{background:var(--c-primary);color:#fff;}
.mega-trigger i{font-size:12px;transition:transform var(--t);}
.mega-wrap.is-open .mega-trigger{background:var(--c-primary);color:#fff;}
.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:440px;
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);padding:22px;opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);z-index:1040;
}
.mega-panel::before{
  content:"";position:absolute;top:0;left:22px;right:22px;height:2px;
  background:var(--c-primary);border-radius:2px;
}
.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.6px;margin-bottom:10px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.chip{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  background:var(--c-bg-2);color:var(--c-text);font-size:13.5px;font-weight:600;
  border-radius:var(--r-pill);transition:var(--t);
}
.chip:hover{background:var(--c-accent-soft);color:var(--c-accent);}
.mega-entries{display:grid;gap:10px;}
.mega-entry{
  display:grid;grid-template-columns:32px 1fr;grid-template-rows:auto auto;gap:2px 12px;
  padding:12px;border:1px solid var(--c-line);border-radius:var(--r-md);
  background:var(--c-bg);transition:var(--t);
}
.mega-entry i{grid-row:1 / span 2;align-self:center;font-size:16px;color:var(--c-primary);}
.mega-entry span{font-size:14.5px;font-weight:700;color:var(--c-text);}
.mega-entry small{font-size:12.5px;color:var(--c-text-muted);line-height:1.6;}
.mega-entry:hover{border-color:var(--c-primary);background:var(--c-white);box-shadow:var(--sh-2);transform:translateY(-2px);}
.mega-entry:hover span{color:var(--c-primary);}

.nav-toggle{
  display:none;position:relative;width:44px;height:44px;flex:0 0 auto;
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-sm);cursor:pointer;
}
.nav-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--c-primary);border-radius:2px;transition:var(--t);}
.nav-toggle span:nth-child(1){top:16px;}
.nav-toggle span:nth-child(2){bottom:16px;}
.nav-mask{position:fixed;inset:0;background:rgba(22,24,29,.5);opacity:0;visibility:hidden;transition:var(--t);z-index:1070;}
.nav-mask.is-open{opacity:1;visibility:visible;}

@media (max-width:991.98px){
  .mainnav-inner{height:60px;gap:16px;}
  .nav-toggle{display:block;}
  .mega-wrap{display:none;}
  .nav-list{
    position:fixed;top:0;right:0;height:100vh;width:320px;max-width:86vw;
    background:var(--c-white);flex-direction:column;align-items:stretch;gap:2px;
    padding:88px 20px 28px;overflow-y:auto;
    transform:translateX(102%);transition:transform var(--t);box-shadow:var(--sh-3);z-index:1080;
  }
  .nav-list.is-open{transform:translateX(0);}
  .nav-link{font-size:16px;padding:14px 12px;border-radius:var(--r-md);}
  .nav-link::after{display:none;}
  .nav-link.is-active{background:var(--c-primary-soft);}
  .nav-link.is-active::before{display:none;}
  .nav-extra{
    display:block;margin-top:18px;padding-top:18px;border-top:1px solid var(--c-line);
  }
  .nav-extra .mega-title{margin-bottom:10px;}
}

/* ---------- 面包屑 ---------- */
.crumbs{padding:16px 0 0;}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-muted);}
.crumbs a{color:var(--c-text-muted);}
.crumbs a:hover{color:var(--c-primary);}
.crumbs li::after{content:"/";margin-left:8px;color:#C9C3BC;}
.crumbs li:last-child::after{display:none;}
.crumbs .current{color:var(--c-text);font-weight:600;}

/* ---------- 页头 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-bg);padding:40px 0 60px;}
.page-hero::before{
  content:"";position:absolute;top:-140px;right:-80px;width:560px;height:460px;
  background:var(--c-primary-soft);clip-path:polygon(24% 0,100% 0,100% 100%,0 76%);z-index:0;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;opacity:.55;
  background-image:linear-gradient(rgba(22,24,29,.03) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(22,24,29,.03) 1px,transparent 1px);
  background-size:28px 28px;
}
.page-hero .wrap{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;margin-bottom:18px;
  background:var(--c-accent-soft);color:var(--c-accent);
  font-size:13px;font-weight:700;border-radius:var(--r-pill);
}
.page-hero h1{font-size:44px;font-weight:800;letter-spacing:-.5px;margin-bottom:16px;}
.page-hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-sub{font-size:17px;color:var(--c-text-muted);max-width:560px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px;}
.hero-points{display:flex;flex-wrap:wrap;gap:20px;}
.point{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--c-text-muted);}
.point i{color:var(--c-accent);font-size:14px;}

.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:4/3;background:var(--c-bg-2);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-tag{
  position:absolute;left:16px;top:16px;height:30px;padding:0 14px;
  display:inline-flex;align-items:center;background:var(--c-highlight);color:var(--c-ink);
  font-size:13px;font-weight:800;border-radius:var(--r-pill);box-shadow:var(--sh-1);
}
@media (max-width:991.98px){
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .page-hero{padding:32px 0 48px;}
  .page-hero h1{font-size:32px;}
  .hero-media{aspect-ratio:16/9;}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:27px;letter-spacing:0;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:10px;}
}

/* ---------- 按钮 ---------- */
.btn-main,.btn-line,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;font-size:15px;font-weight:700;
  border-radius:var(--r-pill);cursor:pointer;border:1px solid transparent;
  transition:background-color var(--t),color var(--t),border-color var(--t),box-shadow var(--t),transform var(--t);
}
.btn-main{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn-main:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-line{background:transparent;color:var(--c-text);border-color:var(--c-line);}
.btn-line:hover{background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost:hover{background:#fff;color:var(--c-primary);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-main:disabled,.btn-line:disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ---------- 主体布局 ---------- */
.page-body{padding:56px 0 0;}
.layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;align-items:start;}

.toc{
  position:sticky;top:130px;background:var(--c-white);
  border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 18px;box-shadow:var(--sh-1);
}
.toc-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.8px;margin-bottom:12px;}
.toc-list{display:grid;gap:4px;}
.toc-link{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--c-text-muted);transition:var(--t);
}
.toc-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;flex:0 0 auto;border-radius:var(--r-sm);
  background:var(--c-bg-2);color:var(--c-text-muted);font-size:11.5px;font-weight:800;
}
.toc-link:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.toc-link:hover .toc-num{background:var(--c-primary);color:#fff;}
.toc-link.is-current{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.toc-link.is-current .toc-num{background:var(--c-primary);color:#fff;}
.toc-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--c-line);}
.toc-foot .btn-main{width:100%;}

@media (max-width:991.98px){
  .page-body{padding:36px 0 0;}
  .layout{grid-template-columns:1fr;gap:26px;}
  .toc{position:static;padding:14px;}
  .toc-title{margin-bottom:10px;}
  .toc-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin;}
  .toc-list li{flex:0 0 auto;}
  .toc-link{white-space:nowrap;background:var(--c-bg-2);border-radius:var(--r-pill);padding:8px 14px;}
  .toc-foot{display:none;}
}

/* ---------- 板块标题 ---------- */
.section{padding-bottom:56px;scroll-margin-top:132px;}
.sec-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:24px;}
.sec-head-main{display:flex;align-items:center;gap:12px;}
.sec-bar{width:6px;height:22px;border-radius:3px;background:var(--c-primary);flex:0 0 auto;}
.sec-head h2{font-size:32px;font-weight:700;letter-spacing:-.3px;}
.sec-sub{font-size:14px;color:var(--c-text-muted);}
.sec-lead{font-size:15.5px;color:var(--c-text-muted);max-width:820px;margin:-8px 0 24px;}
@media (max-width:767.98px){
  .section{padding-bottom:44px;}
  .sec-head h2{font-size:24px;}
  .sec-sub{font-size:13.5px;}
}

/* ---------- 卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card-item{
  position:relative;display:flex;flex-direction:column;
  background:var(--c-white);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card-item::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:0 3px 3px 0;
  background:var(--c-line);transition:background-color var(--t);
}
.card-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#DCD6CF;}
.card-item:hover::before{background:var(--c-primary);}
.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding-left:12px;}
.card-idx{font-size:22px;font-weight:800;color:#DAD4CD;letter-spacing:.5px;line-height:1;}
.card-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:var(--r-sm);
  background:var(--c-accent-soft);color:var(--c-accent);font-size:16px;
}
.card-item:nth-child(3n+2) .card-icon{background:var(--c-primary-soft);color:var(--c-primary);}
.card-title{font-size:19px;font-weight:600;margin-bottom:8px;padding-left:12px;transition:color var(--t);}
.card-item:hover .card-title{color:var(--c-primary);}
.card-text{font-size:15px;line-height:1.8;color:var(--c-text-muted);padding-left:12px;flex:1 1 auto;}
.card-foot{margin-top:16px;padding-left:12px;}
@media (max-width:991.98px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
}
@media (max-width:767.98px){
  .card-grid{grid-template-columns:1fr;gap:16px;}
  .card-item{padding:18px;}
  .card-title{font-size:18px;}
}

/* ---------- 徽章 ---------- */
.badge-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  font-size:13px;font-weight:700;border-radius:var(--r-pill);
}
.badge-accent{background:var(--c-accent-soft);color:#0E9A8B;}
.badge-primary{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.badge-soft{background:var(--c-bg-2);color:#5A6270;}
.badge-high{background:var(--c-highlight);color:var(--c-ink);}

/* ---------- 步骤流 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step-card{
  position:relative;background:var(--c-white);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:24px 20px 22px;box-shadow:var(--sh-1);transition:var(--t);
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-sm);margin-bottom:14px;
  background:var(--c-highlight);color:var(--c-ink);font-size:17px;font-weight:800;
}
.step-card:nth-child(2n) .step-num{background:var(--c-accent-soft);color:var(--c-accent);}
.step-title{font-size:18px;font-weight:600;margin-bottom:8px;}
.step-text{font-size:14.5px;color:var(--c-text-muted);line-height:1.78;}
.step-line{
  display:flex;align-items:center;gap:10px;margin-bottom:14px;
}
.step-line span{height:2px;flex:1 1 auto;background:var(--c-line);border-radius:2px;}
@media (max-width:991.98px){
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
}
@media (max-width:575.98px){
  .step-grid{grid-template-columns:1fr;}
}

/* ---------- 深色区块 ---------- */
.dark-band{
  position:relative;background:var(--c-ink);color:#EDEAE6;border-radius:var(--r-lg);
  padding:48px;overflow:hidden;
}
.dark-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:30px 30px;
}
.dark-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;}
.dark-band h2{font-size:30px;font-weight:700;color:#fff;margin-bottom:14px;}
.dark-band p{font-size:15.5px;color:rgba(255,255,255,.72);line-height:1.85;}
.check-list{display:grid;gap:14px;margin-top:6px;}
.check-item{
  display:grid;grid-template-columns:26px 1fr;gap:12px;
  padding:16px 18px;border-radius:var(--r-md);
  background:var(--c-ink-2);border:1px solid rgba(255,255,255,.08);transition:var(--t);
}
.check-item i{color:var(--c-highlight);font-size:15px;margin-top:4px;}
.check-item strong{display:block;font-size:15.5px;font-weight:700;color:#fff;margin-bottom:4px;}
.check-item span{font-size:14px;color:rgba(255,255,255,.68);line-height:1.72;}
.check-item:hover{border-color:rgba(255,90,43,.6);transform:translateY(-2px);}
.dark-media{border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-3);aspect-ratio:4/3;background:var(--c-ink-2);}
.dark-media img{width:100%;height:100%;object-fit:cover;}
@media (max-width:991.98px){
  .dark-band{padding:30px 22px;border-radius:var(--r-md);}
  .dark-grid{grid-template-columns:1fr;gap:26px;}
  .dark-band h2{font-size:23px;}
}

/* ---------- FAQ ---------- */
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:none;}
.accordion-item{
  background:var(--c-white);border:1px solid var(--c-line) !important;
  border-radius:var(--r-md) !important;margin-bottom:12px;overflow:hidden;
  box-shadow:var(--sh-1);transition:var(--t);
}
.accordion-item:hover{border-color:#DCD6CF !important;}
.accordion-button{
  background:var(--c-white) !important;color:var(--c-text) !important;
  font-size:16.5px;font-weight:600;padding:18px 22px;box-shadow:none !important;
}
.accordion-button:not(.collapsed){
  background:var(--c-primary-soft) !important;color:var(--c-primary-dark) !important;
  box-shadow:inset 3px 0 0 var(--c-primary) !important;
}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;
  filter:invert(46%) sepia(66%) saturate(2600%) hue-rotate(345deg) brightness(99%) contrast(94%);
}
.accordion-body{padding:2px 22px 20px;font-size:15px;color:var(--c-text-muted);line-height:1.85;}

/* ---------- CTA 区 ---------- */
.cta-band{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:var(--c-ink) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:52px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(22,24,29,.94) 0%,rgba(22,24,29,.86) 52%,rgba(22,24,29,.62) 100%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
.cta-band h2{font-size:30px;font-weight:700;color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.74);font-size:15.5px;line-height:1.85;max-width:520px;}
.cta-form{display:flex;flex-wrap:wrap;gap:12px;max-width:520px;}
.cta-form input{
  flex:1 1 240px;height:48px;padding:0 18px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.10);
  color:#fff;font-size:14.5px;transition:var(--t);
}
.cta-form input::placeholder{color:rgba(255,255,255,.55);font-size:14px;}
.cta-form input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(255,90,43,.28);background:rgba(255,255,255,.16);}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.55);}
.cta-side{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:22px;
}
.cta-side .top-label{font-size:13px;font-weight:700;color:var(--c-highlight);letter-spacing:.6px;margin-bottom:14px;}
.cta-side ul{display:grid;gap:12px;}
.cta-side li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.8);line-height:1.75;}
.cta-side li i{color:var(--c-accent);margin-top:5px;font-size:13px;}
@media (max-width:991.98px){
  .cta-band{padding:30px 22px;border-radius:var(--r-md);}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-band h2{font-size:23px;}
}

/* ---------- 页尾入口 ---------- */
.end-links{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  background:var(--c-bg-2);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px 28px;margin-bottom:56px;
}
.end-links h3{font-size:20px;font-weight:600;margin-bottom:6px;}
.end-links p{font-size:14.5px;color:var(--c-text-muted);}
.end-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:767.98px){
  .end-links{padding:20px;margin-bottom:44px;}
  .end-actions .btn-main,.end-actions .btn-line{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:16px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-brand .brand{padding:0;margin-bottom:14px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:300px;}
.qr-box{
  display:inline-flex;align-items:center;gap:10px;margin-top:18px;
  width:120px;height:120px;padding:12px;flex-direction:column;justify-content:center;
  background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.22);border-radius:var(--r-md);
}
.qr-box i{font-size:30px;color:rgba(255,255,255,.5);}
.qr-box span{font-size:12px;color:rgba(255,255,255,.55);text-align:center;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66);transition:var(--t);}
.footer-links a:hover{color:var(--c-highlight);}
.footer-contact{display:grid;gap:12px;}
.footer-contact li{display:flex;gap:10px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.66);}
.footer-contact i{color:var(--c-primary);margin-top:4px;font-size:13px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding-top:20px;font-size:13px;color:rgba(255,255,255,.5);
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .site-footer{padding:40px 0 22px;}
}

/* roulang page: category4 */
:root{
  --c-primary:#FF5A2B;
  --c-primary-dark:#D93F14;
  --c-primary-soft:#FFEDE6;
  --c-accent:#12B8A6;
  --c-accent-soft:#E3F7F4;
  --c-highlight:#FFC93C;
  --c-ink:#16181D;
  --c-ink-2:#2A2E37;
  --c-text:#1F2329;
  --c-text-muted:#6B7280;
  --c-line:#E7E3DE;
  --c-bg:#FAF8F5;
  --c-bg-2:#F2EEE9;
  --c-white:#FFFFFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,29,.06);
  --sh-2:0 8px 24px rgba(22,24,29,.08);
  --sh-3:0 18px 44px rgba(22,24,29,.12);
  --t:.22s cubic-bezier(.2,.7,.3,1);
  --sp:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t)}
a:hover{color:var(--c-primary)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(255,90,43,.35);border-radius:var(--r-sm)}
.table{--bs-table-bg:transparent;--bs-table-color:var(--c-text);margin-bottom:0;border-color:var(--c-line)}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:1400px){.wrap{max-width:1280px}}

/* ---------- topbar ---------- */
.topbar{
  background:var(--c-ink);
  color:#fff;
  min-height:44px;
  display:flex;
  align-items:center;
  position:sticky;
  top:0;
  z-index:80;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-text{font-size:13.5px;color:rgba(255,255,255,.72)}
.countdown{display:flex;align-items:center;gap:4px}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:32px;height:26px;padding:0 6px;
  border-radius:8px;background:var(--c-highlight);color:var(--c-ink);
  font-weight:800;font-size:14px;
}
.cd-sep{color:rgba(255,255,255,.5);font-weight:700}
.topbar-btn{
  display:inline-flex;align-items:center;
  padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  font-size:13px;font-weight:600;color:#fff;
}
.topbar-btn:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- nav ---------- */
.site-header{position:sticky;top:0;z-index:70}
.mainnav{
  background:var(--c-white);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 1px 0 rgba(22,24,29,.02);
}
.mainnav-inner{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.2px}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  font-size:13.5px;font-weight:800;letter-spacing:.5px;
  box-shadow:var(--sh-1);
}
.brand-text{color:var(--c-text);transition:color var(--t)}
.brand:hover .brand-text{color:var(--c-primary)}
.nav-list{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--c-text);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-primary)}
.nav-link.is-active::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--c-primary);
}
.nav-link.is-active::after{transform:scaleX(1)}

.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:var(--c-bg);
  font-size:14px;font-weight:600;color:var(--c-text);
  transition:all var(--t);
}
.mega-trigger:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:430px;padding:20px;
  background:#fff;border-radius:var(--r-lg);
  border-top:2px solid var(--c-primary);
  box-shadow:var(--sh-3);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
  z-index:90;
}
.mega-wrap:hover .mega-panel,
.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.06em;margin-bottom:10px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13.5px;font-weight:600;
}
.chip:hover{background:var(--c-primary);color:#fff}
.mega-entries{margin-top:18px;display:grid;gap:10px}
.mega-entry{
  display:grid;grid-template-columns:auto 1fr;gap:2px 12px;
  padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:var(--c-bg);
  transition:all var(--t);
}
.mega-entry i{grid-row:span 2;align-self:center;font-size:18px;color:var(--c-primary)}
.mega-entry span{font-size:14.5px;font-weight:600}
.mega-entry small{font-size:12.5px;line-height:1.55;color:var(--c-text-muted)}
.mega-entry:hover{border-color:var(--c-primary);background:#fff;transform:translateY(-2px);box-shadow:var(--sh-1);color:inherit}

.nav-toggle{
  display:none;width:42px;height:42px;margin-left:auto;
  border-radius:var(--r-sm);border:1px solid var(--c-line);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-primary);transition:all var(--t)}
.nav-toggle.is-open span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-toggle.is-open span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;height:100%;
  width:320px;max-width:86vw;
  background:#fff;z-index:220;
  transform:translateX(102%);
  transition:transform var(--t);
  overflow-y:auto;padding:20px;
  box-shadow:var(--sh-3);
}
.drawer.is-open{transform:none}
.drawer-mask{
  position:fixed;inset:0;background:rgba(22,24,29,.45);
  opacity:0;visibility:hidden;transition:all var(--t);z-index:210;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.drawer-close{
  width:38px;height:38px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);display:grid;place-items:center;
  color:var(--c-text-muted);
}
.drawer-close:hover{border-color:var(--c-primary);color:var(--c-primary)}
.drawer-title{font-size:13px;font-weight:700;color:var(--c-text-muted);letter-spacing:.06em;margin:20px 0 10px}
.drawer-title:first-child{margin-top:0}
.drawer-link{
  display:block;padding:11px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
}
.drawer-link:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.drawer-link.is-active{background:var(--c-primary-soft);color:var(--c-primary);border-color:var(--c-primary)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:all var(--t);text-align:center;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;color:var(--c-text);border-color:var(--c-line)}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.btn-light{background:#fff;color:var(--c-primary)}
.btn-light:hover{background:var(--c-highlight);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-line-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.btn-line-light:hover{background:#fff;color:var(--c-ink);border-color:#fff}
.btn:disabled,.btn.is-disabled{opacity:.5;pointer-events:none}

/* ---------- badge ---------- */
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#0E8E81;
  font-size:13px;font-weight:700;
}
.badge-time{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--c-bg-2);color:var(--c-text-muted);
  font-size:13px;font-weight:600;
}
.badge-hot{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--c-highlight);color:var(--c-ink);
  font-size:13px;font-weight:800;
}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--c-text-muted);margin-bottom:26px}
.crumb a:hover{color:var(--c-primary)}
.crumb i{font-size:10px;opacity:.55}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--c-bg);padding:48px 0 76px}
.page-hero::after{
  content:"";position:absolute;right:-100px;top:-70px;width:560px;height:440px;
  background:var(--c-bg-2);clip-path:polygon(30% 0,100% 0,100% 100%,0 62%);
  z-index:0;pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);color:#0E8E81;
  font-size:13px;font-weight:700;
}
.page-hero h1{font-size:44px;line-height:1.26;font-weight:800;letter-spacing:-.6px;margin:18px 0 16px}
.lede{font-size:17px;line-height:1.85;color:var(--c-text-muted);max-width:56ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.trust-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;font-size:14px;color:var(--c-text-muted)}
.trust-row li{display:inline-flex;align-items:center;gap:8px}
.trust-row i{color:var(--c-accent);font-size:14px}
.hero-media{position:relative;aspect-ratio:4/3;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);background:var(--c-bg-2)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,24,29,0) 52%,rgba(22,24,29,.42) 100%);
}
.hero-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  padding:6px 15px;border-radius:var(--r-pill);
  background:var(--c-highlight);color:var(--c-ink);
  font-size:13px;font-weight:800;
}

/* ---------- section base ---------- */
.section{padding:var(--sp) 0}
.section.alt{background:var(--c-bg-2)}
.section.dark{background:var(--c-ink);color:#fff}
.section.dark .lede,.section.dark .sec-note{color:rgba(255,255,255,.62)}
.sec-head{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:38px}
.sec-title{display:flex;align-items:center;gap:12px}
.sec-title .bar{width:6px;height:22px;border-radius:3px;background:var(--c-primary);flex:none}
.sec-title h2{font-size:32px;font-weight:700;line-height:1.3;letter-spacing:-.4px}
.sec-note{font-size:14px;color:var(--c-text-muted);margin-left:auto}
.section.dark .sec-title h2{color:#fff}

/* ---------- compare table ---------- */
.table-shell{
  overflow-x:auto;border-radius:var(--r-md);
  border:1px solid var(--c-line);background:#fff;box-shadow:var(--sh-1);
  -webkit-overflow-scrolling:touch;
}
.cmp-table{width:100%;min-width:780px;border-collapse:collapse}
.cmp-table thead th{
  background:var(--c-ink);color:#fff;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  padding:16px 22px;text-align:left;white-space:nowrap;
  border:0;
}
.cmp-table thead th:first-child{border-top-left-radius:var(--r-md)}
.cmp-table thead th:last-child{border-top-right-radius:var(--r-md)}
.cmp-table tbody td{
  padding:18px 22px;font-size:15px;line-height:1.75;
  border-bottom:1px solid var(--c-line);vertical-align:top;
}
.cmp-table tbody tr:nth-child(even){background:var(--c-bg-2)}
.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table tbody td:first-child{font-weight:700;color:var(--c-text);width:26%}
.cmp-table tbody td:nth-child(2){color:var(--c-text-muted)}
.cmp-table tbody td:last-child{color:var(--c-text)}
.cell-tag{
  display:inline-block;margin-right:8px;
  padding:2px 10px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:700;
}
.scroll-hint{display:none;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--c-text-muted)}

/* ---------- info cards ---------- */
.cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.info-card{
  position:relative;background:#fff;
  border:1px solid var(--c-line);border-left:3px solid var(--c-primary);
  border-radius:var(--r-md);padding:26px;
  box-shadow:var(--sh-1);transition:all var(--t);
}
.info-card.accent{border-left-color:var(--c-accent)}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.info-card .ico{
  width:46px;height:46px;border-radius:13px;
  display:grid;place-items:center;font-size:18px;
  background:var(--c-primary-soft);color:var(--c-primary);
  margin-bottom:16px;
}
.info-card.accent .ico{background:var(--c-accent-soft);color:#0E8E81}
.info-card h3{font-size:22px;font-weight:600;margin-bottom:10px;transition:color var(--t)}
.info-card:hover h3{color:var(--c-primary)}
.info-card p{font-size:15px;color:var(--c-text-muted)}
.dot-list{margin-top:16px;display:grid;gap:9px}
.dot-list li{position:relative;padding-left:18px;font-size:14.5px;line-height:1.7;color:var(--c-text-muted)}
.dot-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:6px;height:6px;border-radius:50%;background:var(--c-accent);
}
.info-card.accent .dot-list li::before{background:var(--c-primary)}

/* ---------- dark check block ---------- */
.check-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.progress-line{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);overflow:hidden;margin:24px 0 28px}
.progress-line span{display:block;height:100%;width:68%;background:var(--c-highlight);border-radius:var(--r-pill)}
.task-list{display:grid;gap:14px}
.task-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  transition:all var(--t);
}
.task-item:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.task-item .n{
  flex:none;width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;font-size:13.5px;font-weight:800;
  background:var(--c-highlight);color:var(--c-ink);
}
.task-item:nth-child(even) .n{background:var(--c-accent);color:#fff}
.task-item h4{font-size:16px;font-weight:700;margin-bottom:2px;color:#fff}
.task-item p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}
.dark-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);background:var(--c-ink-2)}
.dark-media img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:940px}
.faq-item{
  position:relative;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow var(--t);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--c-primary);transform:scaleY(0);transform-origin:top;
  transition:transform var(--t);
}
.faq-item.is-open{box-shadow:var(--sh-2)}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 22px;text-align:left;
  font-size:16.5px;font-weight:600;line-height:1.6;
  transition:color var(--t);
}
.faq-q:hover{color:var(--c-primary)}
.faq-q i{color:var(--c-text-muted);transition:transform var(--t),color var(--t);flex:none}
.faq-item.is-open .faq-q{color:var(--c-primary)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height var(--t)}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--c-text-muted)}

/* ---------- cta band ---------- */
.cta-band{position:relative;background:var(--c-ink);color:#fff;padding:64px 0;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  opacity:.16;
}
.cta-band .wrap{position:relative;z-index:1}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-inner h2{font-size:30px;font-weight:700;letter-spacing:-.4px}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.66);max-width:56ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.25fr;gap:42px;padding:64px 0 42px}
.site-footer .brand-text{color:#fff}
.site-footer .brand:hover .brand-text{color:var(--c-highlight)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin:16px 0 20px;max-width:34ch}
.qr-box{
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  width:120px;height:120px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);
  border:1px dashed rgba(255,255,255,.22);
  font-size:12px;color:rgba(255,255,255,.6);text-align:center;
}
.qr-box i{font-size:32px;color:rgba(255,255,255,.82)}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:var(--c-highlight)}
.footer-contact{display:grid;gap:13px}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}
.footer-contact i{color:var(--c-primary);margin-top:6px;font-size:13px;flex:none}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media(max-width:1199.98px){
  :root{--sp:72px}
  .page-hero h1{font-size:38px}
  .sec-title h2{font-size:28px}
  .hero-grid{gap:36px}
  .check-grid{gap:36px}
}
@media(max-width:991.98px){
  :root{--sp:64px}
  .topbar-text{display:none}
  .nav-list{display:none}
  .mega-wrap{display:none}
  .nav-toggle{display:inline-flex}
  .mainnav-inner{min-height:64px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .page-hero{padding:36px 0 56px}
  .page-hero::after{width:420px;height:340px}
  .check-grid{grid-template-columns:1fr;gap:34px}
  .cards-2{grid-template-columns:repeat(2,1fr);gap:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 34px}
  .scroll-hint{display:flex}
  .cta-inner h2{font-size:26px}
}
@media(max-width:767.98px){
  :root{--sp:48px}
  body{font-size:16px;line-height:1.8}
  .page-hero h1{font-size:30px;letter-spacing:-.3px}
  .lede{font-size:16px}
  .sec-title h2{font-size:24px}
  .sec-note{margin-left:0;width:100%}
  .cards-2{grid-template-columns:1fr}
  .info-card{padding:20px}
  .info-card h3{font-size:19px}
  .cmp-table tbody td{padding:15px 16px;font-size:14.5px}
  .cmp-table thead th{padding:13px 16px;font-size:13.5px}
  .faq-q{font-size:15.5px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px;font-size:14.5px}
  .cta-band{padding:48px 0}
  .cta-inner h2{font-size:23px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media(max-width:575.98px){
  .wrap{padding:0 16px}
  .page-hero h1{font-size:27px}
  .hero-actions .btn{width:100%}
  .trust-row{gap:14px;font-size:13.5px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 28px}
  .footer-bottom{font-size:12.5px}
  .cd-num{min-width:28px;height:24px;font-size:13px}
  .badge-cat,.badge-time,.badge-hot{font-size:12px;padding:4px 11px}
}