/* roulang page: index */
:root{
  --x-ink:#16305C;
  --x-ink-deep:#102445;
  --x-ink-mid:#1E4079;
  --x-ink-soft:#E7EDF7;
  --x-gold:#C08A2E;
  --x-gold-deep:#A8761F;
  --x-teal:#2C7A8C;
  --x-bg:#F6F8FC;
  --x-surface:#FFFFFF;
  --x-line:#E4EAF3;
  --x-title:#182231;
  --x-text:#5B6878;
  --x-muted:#93A0AE;
  --x-warn:#B4483C;
  --x-font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-sm:0 2px 8px -4px rgba(22,48,92,.10);
  --sh-md:0 12px 32px -18px rgba(22,48,92,.22);
  --sh-lg:0 28px 56px -28px rgba(22,48,92,.30);
  --bs-body-font-family:var(--x-font);
  --bs-body-color:var(--x-text);
  --bs-border-color:var(--x-line);
  --bs-primary:#16305C;
  --bs-link-color:#1E4079;
  --bs-link-hover-color:#16305C;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--x-font);
  font-size:16px;
  line-height:1.9;
  color:var(--x-text);
  background:var(--x-bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--x-ink-mid);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--x-ink);}
h1,h2,h3,h4,h5{color:var(--x-title);font-weight:700;margin:0 0 12px;}
h1{font-size:clamp(2rem,4.4vw,2.9rem);line-height:1.25;}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;}
h3{font-size:20px;line-height:1.45;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 20px;}
ul,ol{margin:0 0 20px;padding-left:1.2em;}
li{margin-bottom:8px;}
button{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(22,48,92,.22);border-radius:6px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--x-ink);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:2000;}
.skip-link:focus{left:0;color:#fff;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
@media(min-width:1400px){.container{max-width:1280px;}}
.section{padding:96px 0;}
.section-alt{background:var(--x-surface);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{margin-bottom:8px;}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-teal);background:rgba(44,122,140,.10);border-radius:6px;padding:4px 10px;margin-bottom:14px;}
.lead{font-size:15px;color:var(--x-text);max-width:720px;margin-bottom:0;}
.link-more{font-size:15px;font-weight:600;color:var(--x-ink-mid);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.link-more span{transition:transform .2s ease;}
.link-more:hover span{transform:translateX(4px);}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1030;}
.site-header::before{
  content:"";position:absolute;inset:0;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(22,48,92,.08);
  box-shadow:0 8px 24px -18px rgba(22,48,92,.45);
  transition:background .24s ease,box-shadow .24s ease;
}
.site-header.is-scrolled::before{background:rgba(255,255,255,.95);box-shadow:var(--sh-md);}
.nav-wrap{position:relative;z-index:1;height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;transition:height .24s ease;}
.site-header.is-scrolled .nav-wrap{height:62px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--x-ink);}
.brand:hover{color:var(--x-ink);}
.brand-mark{width:32px;height:32px;flex:0 0 32px;color:var(--x-ink);}
.brand-mark .dot-a{fill:var(--x-gold);}
.brand-name{font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1;color:var(--x-ink);}
.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--x-title);padding:10px 12px;border-radius:var(--r-sm);white-space:nowrap;}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--x-gold);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.nav-link:hover{color:var(--x-ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--x-ink);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-tools{display:flex;align-items:center;gap:12px;}
.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--x-line);background:rgba(255,255,255,.7);border-radius:var(--r-sm);color:var(--x-ink);transition:all .2s ease;}
.icon-btn:hover{border-color:rgba(22,48,92,.28);transform:translateY(-2px);box-shadow:var(--sh-sm);}
.menu-btn{width:44px;height:44px;display:none;align-items:center;justify-content:center;border:1px solid var(--x-line);background:rgba(255,255,255,.7);border-radius:var(--r-sm);color:var(--x-ink);}
.menu-btn:hover{border-color:rgba(22,48,92,.28);}

/* ---------- buttons ---------- */
.btn-x{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;line-height:1;padding:14px 24px;border-radius:var(--r-sm);border:1px solid transparent;cursor:pointer;transition:all .2s ease;min-height:44px;}
.btn-x-primary{background:var(--x-ink);color:#fff;box-shadow:var(--sh-sm);}
.btn-x-primary:hover{background:var(--x-ink-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-x-primary:active{transform:translateY(0);}
.btn-x-ghost{background:rgba(255,255,255,.8);color:var(--x-ink);border-color:rgba(22,48,92,.35);}
.btn-x-ghost:hover{background:var(--x-ink-soft);color:var(--x-ink);transform:translateY(-2px);}
.btn-x-gold{background:var(--x-gold);color:#fff;border-color:var(--x-gold);}
.btn-x-gold:hover{background:var(--x-gold-deep);border-color:var(--x-gold-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-x-line{background:transparent;color:var(--x-ink);border-color:rgba(22,48,92,.30);}
.btn-x-line:hover{background:var(--x-ink-soft);transform:translateY(-2px);}
.btn-pill{border-radius:var(--r-pill);}
.btn-block{width:100%;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:150px 0 96px;min-height:560px;display:flex;align-items:center;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.95) 0%,rgba(255,255,255,.80) 42%,rgba(255,255,255,.18) 100%);}
.hero-glow{position:absolute;top:-90px;right:-70px;width:440px;height:440px;border-radius:50%;background:radial-gradient(circle,rgba(22,48,92,.08) 0%,rgba(22,48,92,0) 68%);}
.hero-inner{position:relative;z-index:2;}
.hero h1{margin-bottom:18px;max-width:16em;}
.hero-sub{font-size:17px;line-height:1.9;color:var(--x-text);max-width:600px;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px;}
.hero-stats{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:48px;}
.hero-stats li{margin:0;}
.stat-num{display:block;font-size:28px;font-weight:700;color:var(--x-ink);line-height:1.2;}
.stat-label{display:block;font-size:13px;color:var(--x-muted);}
.member-preview{background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-md);box-shadow:var(--sh-lg);padding:28px;position:relative;overflow:hidden;}
.member-preview::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--x-gold) 0%,rgba(192,138,46,.35) 100%);}
.mp-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.mp-name{font-size:18px;font-weight:700;color:var(--x-ink);}
.badge{xdisplay:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;padding:4px 10px;border-radius:6px;line-height:1.6;}
.badge-gold{background:rgba(192,138,46,.12);color:var(--x-gold-deep);}
.badge-ink{background:var(--x-ink-soft);color:var(--x-ink);}
.badge-teal{background:rgba(44,122,140,.12);color:var(--x-teal);}
.mp-list{list-style:none;padding:0;margin:0 0 22px;}
.mp-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--x-text);padding:9px 0;border-bottom:1px dashed var(--x-line);margin:0;}
.mp-list li:last-child{border-bottom:none;}
.mp-list svg{flex:0 0 18px;margin-top:5px;color:var(--x-teal);}
.mp-price{display:flex;align-items:baseline;gap:10px;margin-bottom:18px;}
.mp-price strong{font-size:26px;color:var(--x-ink);font-weight:700;}
.mp-price span{font-size:13px;color:var(--x-muted);}

/* ---------- compare ---------- */
.compare-shell{background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-lg);box-shadow:var(--sh-md);overflow:hidden;}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;margin:0;}
.compare-table th,.compare-table td{padding:0 24px;height:56px;font-size:15px;text-align:left;border-bottom:1px solid var(--x-line);vertical-align:middle;}
.compare-table thead th{height:auto;padding-top:18px;padding-bottom:18px;font-size:14px;letter-spacing:.04em;color:var(--x-muted);font-weight:600;background:var(--x-surface);}
.compare-table thead th:first-child{color:var(--x-title);font-size:15px;}
.compare-table tbody tr:nth-child(even){background:rgba(231,237,247,.42);}
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table td:first-child{font-weight:600;color:var(--x-title);}
.compare-table .col-featured{background:rgba(231,237,247,.72);border-left:2px solid var(--x-ink);border-right:2px solid var(--x-ink);position:relative;}
.compare-table thead .col-featured{border-top:2px solid var(--x-ink);border-radius:16px 16px 0 0;padding-top:26px;}
.compare-table tbody tr:last-child .col-featured{border-bottom:2px solid var(--x-ink);border-radius:0 0 16px 16px;}
.featured-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--x-gold);color:#fff;font-size:12px;font-weight:600;letter-spacing:.06em;padding:4px 12px;border-radius:var(--r-pill);}
.tick{display:inline-flex;align-items:center;gap:8px;color:var(--x-ink);font-size:15px;}
.tick svg{color:var(--x-teal);}
.muted-dash{color:var(--x-muted);}
.compare-cards{display:none;}
.level-card-mini{background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-sm);margin-bottom:16px;}
.level-card-mini.is-featured{border:2px solid var(--x-ink);box-shadow:var(--sh-md);}
.level-card-mini h3{font-size:18px;margin-bottom:14px;display:flex;align-items:center;justify-content:space-between;gap:10px;}
.level-card-mini ul{list-style:none;padding:0;margin:0;}
.level-card-mini li{display:flex;gap:10px;font-size:15px;padding:8px 0;border-bottom:1px dashed var(--x-line);margin:0;color:var(--x-text);}
.level-card-mini li:last-child{border-bottom:none;}
.level-card-mini li svg{flex:0 0 18px;margin-top:5px;}

/* ---------- level highlight ---------- */
.level-grid{display:grid;grid-template-columns:1fr 1.12fr 1fr;gap:24px;align-items:start;}
.level-card{background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-md);padding:28px;box-shadow:var(--sh-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.level-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28);}
.level-card h3{font-size:19px;margin-bottom:6px;}
.level-card .level-note{font-size:14px;color:var(--x-muted);margin-bottom:18px;}
.level-card ul{list-style:none;padding:0;margin:0 0 24px;}
.level-card li{display:flex;gap:10px;font-size:15px;padding:9px 0;border-top:1px solid var(--x-line);margin:0;}
.level-card li:first-child{border-top:none;}
.level-card li svg{flex:0 0 18px;margin-top:5px;color:var(--x-teal);}
.level-card.is-primary{background:var(--x-ink);border-color:var(--x-ink);box-shadow:var(--sh-lg);padding:36px 28px;margin-top:-16px;}
.level-card.is-primary h3,.level-card.is-primary .level-note,.level-card.is-primary li{color:#fff;}
.level-card.is-primary .level-note{color:rgba(255,255,255,.72);}
.level-card.is-primary li{border-top-color:rgba(255,255,255,.18);}
.level-card.is-primary li svg{color:var(--x-gold);}
.level-card.is-primary .btn-x-line{color:#fff;border-color:rgba(255,255,255,.45);}
.level-card.is-primary .btn-x-line:hover{background:rgba(255,255,255,.14);color:#fff;}
.level-tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;padding:4px 10px;border-radius:6px;background:rgba(192,138,46,.14);color:var(--x-gold-deep);margin-bottom:12px;}
.level-card.is-primary .level-tag{background:rgba(192,138,46,.28);color:#F2D79C;}

/* ---------- content preview ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;}
.preview-card{position:relative;border-radius:14px;overflow:hidden;background:#EEF2F8;border:1px solid var(--x-line);box-shadow:var(--sh-sm);transition:transform .2s ease,box-shadow .2s ease;}
.preview-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.preview-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;}
.preview-card.is-large{grid-column:span 3;grid-row:span 2;}
.preview-card.is-large img{aspect-ratio:4/3;}
.preview-card.is-small{grid-column:span 3;}
.preview-card.is-third{grid-column:span 2;}
.preview-body{position:absolute;left:0;right:0;bottom:0;padding:18px;background:linear-gradient(180deg,rgba(16,36,69,0) 0%,rgba(16,36,69,.82) 100%);color:#fff;}
.preview-body h3{color:#fff;font-size:17px;margin-bottom:4px;}
.preview-body p{color:rgba(255,255,255,.78);font-size:13px;margin:0;}
.preview-badge{position:absolute;right:14px;top:14px;}
.preview-lock{position:absolute;inset:0;background:rgba(22,48,92,.40);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;}
.preview-lock svg{color:rgba(255,255,255,.92);}

/* ---------- mechanism ---------- */
.mech{position:relative;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--x-line);}
.mech::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 55%,rgba(255,255,255,.55) 100%);}
.mech-inner{position:relative;z-index:2;padding:56px;}
.mech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:32px;}
.mech-item{background:rgba(255,255,255,.86);border:1px solid var(--x-line);border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-sm);}
.mech-item .num{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--x-teal);}
.mech-item h4{margin:10px 0 8px;}
.mech-item p{font-size:14px;margin:0;color:var(--x-text);}

/* ---------- news ---------- */
.news-card{height:100%;background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-md);box-shadow:var(--sh-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;overflow:hidden;}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28);}
.news-card-link{display:flex;flex-direction:column;height:100%;padding:24px;color:inherit;}
.news-card-link:hover{color:inherit;}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}
.news-meta time{font-size:12px;color:var(--x-muted);}
.news-title{font-size:17px;line-height:1.55;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:52px;}
.news-summary{font-size:15px;color:var(--x-text);margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-more{margin-top:auto;font-size:14px;font-weight:600;color:var(--x-ink-mid);}
.news-cover{aspect-ratio:16/9;width:100%;object-fit:cover;}
.news-card-link.has-cover{padding-top:0;}
.news-card-link.has-cover .news-cover{margin:0 -24px 18px;width:calc(100% + 48px);}
.empty-state{border:1px dashed rgba(22,48,92,.30);border-radius:var(--r-md);padding:48px 24px;text-align:center;color:var(--x-muted);background:rgba(255,255,255,.6);}
.empty-state svg{color:var(--x-ink);opacity:.5;margin-bottom:12px;}
.empty-state p{margin:0;font-size:15px;}

/* ---------- voices ---------- */
.voice-wrap{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:stretch;}
.voice-main{background:var(--x-surface);border:1px solid var(--x-line);border-left:4px solid var(--x-gold);border-radius:var(--r-md);padding:32px;box-shadow:var(--sh-md);}
.voice-main blockquote{margin:0 0 20px;font-size:17px;line-height:1.9;color:var(--x-title);}
.voice-side{display:grid;gap:20px;}
.voice-mini{background:var(--x-ink-soft);border:1px solid rgba(22,48,92,.10);border-radius:var(--r-md);padding:22px;}
.voice-mini p{font-size:15px;margin-bottom:12px;color:var(--x-title);}
.voice-who{font-size:13px;color:var(--x-muted);}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 32px;}
.faq-item{position:relative;border-bottom:1px solid var(--x-line);}
.faq-index{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);}
.accordion-button{background:transparent;box-shadow:none;font-size:17px;font-weight:600;color:var(--x-title);padding:22px 44px 22px 44px;line-height:1.6;border-radius:0;}
.accordion-button:not(.collapsed){background:transparent;color:var(--x-ink);box-shadow:none;}
.accordion-button::after{display:none;}
.faq-item::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;background:transparent;border-radius:2px;transition:background .2s ease;}
.faq-item:has(.accordion-button:not(.collapsed))::before{background:var(--x-gold);}
.faq-sign{position:absolute;right:8px;top:26px;width:16px;height:16px;}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;background:var(--x-ink);border-radius:1px;transition:transform .2s ease;}
.faq-sign::before{left:0;right:0;top:7px;height:2px;}
.faq-sign::after{top:0;bottom:0;left:7px;width:2px;}
.accordion-button:not(.collapsed) ~ .faq-sign::after{transform:scaleY(0);}
.accordion-body{padding:0 44px 24px 44px;font-size:15px;color:var(--x-text);}

/* ---------- cta ---------- */
.cta-band{background:var(--x-ink);border-radius:var(--r-lg);padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--sh-lg);}
.cta-band h2{color:#fff;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.76);margin:0;font-size:15px;max-width:640px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}
.btn-x-white{background:#fff;color:var(--x-ink);border-color:#fff;}
.btn-x-white:hover{background:var(--x-ink-soft);color:var(--x-ink);transform:translateY(-2px);}
.btn-x-outline-gold{background:transparent;color:#F2D79C;border-color:rgba(192,138,46,.75);}
.btn-x-outline-gold:hover{background:rgba(192,138,46,.16);color:#fff;transform:translateY(-2px);}

/* ---------- footer ---------- */
.site-footer{background:var(--x-ink-deep);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:32px;}
.site-footer .brand-name{color:#fff;}
.site-footer .brand-mark{color:#fff;}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin:18px 0 20px;max-width:320px;}
.footer-contact{font-size:14px;color:rgba(255,255,255,.66);}
.footer-contact span{display:block;margin-bottom:6px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:#fff;}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:24px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.52);}

/* ---------- sticky member bar ---------- */
.sticky-member-bar{display:none;position:fixed;left:0;right:0;bottom:0;height:64px;background:rgba(255,255,255,.97);border-top:1px solid var(--x-line);box-shadow:0 -8px 24px -18px rgba(22,48,92,.45);align-items:center;justify-content:space-between;padding:0 18px;z-index:1040;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);}
.sbm-label{font-size:13px;color:var(--x-muted);display:block;line-height:1.4;}
.sbm-price{font-size:17px;font-weight:700;color:var(--x-ink);line-height:1.3;}

/* ---------- drawer ---------- */
.drawer{width:320px;border-left:none;border-radius:24px 0 0 24px;background:#fff;}
.drawer .offcanvas-header{padding:22px 24px 12px;}
.drawer-title{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);}
.drawer .offcanvas-body{padding:8px 16px 16px;display:flex;flex-direction:column;}
.drawer-group{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);margin:12px 8px;}
.drawer-link{display:block;font-size:16px;font-weight:500;color:var(--x-title);padding:14px 12px;border-radius:12px;min-height:44px;}
.drawer-link:hover{background:var(--x-ink-soft);color:var(--x-ink);}
.drawer-link.is-active{color:var(--x-ink);font-weight:600;background:var(--x-ink-soft);}
.drawer-foot{padding:16px 24px 28px;border-top:1px solid var(--x-line);}

@media(max-width:1199.98px){
  .nav-link{padding:10px 9px;font-size:14px;}
  .mech-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:991.98px){
  .section{padding:72px 0;}
  .main-nav{display:none;}
  .menu-btn{display:inline-flex;}
  .nav-tools .btn-x{display:none;}
  .hero{padding:120px 0 72px;min-height:auto;}
  .level-grid{grid-template-columns:1fr;}
  .level-card.is-primary{margin-top:0;}
  .preview-grid{grid-template-columns:repeat(2,1fr);}
  .preview-card.is-large,.preview-card.is-small{grid-column:span 2;}
  .preview-card.is-third{grid-column:span 1;}
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr 1fr;}
  .voice-wrap{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
  .sticky-member-bar{display:flex;}
  body{padding-bottom:80px;}
}
@media(max-width:767.98px){
  .compare-shell{display:none;}
  .compare-cards{display:block;}
  .mech-grid{grid-template-columns:1fr;}
  .mech-inner{padding:32px 22px;}
  .hero-stats{gap:28px;}
  .stat-num{font-size:24px;}
  .member-preview{padding:22px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media(max-width:575.98px){
  .section{padding:56px 0;}
  .container{padding-left:18px;padding-right:18px;}
  .hero{padding:110px 0 56px;}
  .hero-actions .btn-x{width:100%;}
  .preview-grid{grid-template-columns:1fr;}
  .preview-card.is-large,.preview-card.is-small,.preview-card.is-third{grid-column:span 1;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding-top:48px;margin-top:56px;}
  .cta-band{padding:28px 22px;}
  .news-card-link{padding:20px;}
  .news-card-link.has-cover .news-cover{margin:0 -20px 16px;width:calc(100% + 40px);}
}

/* roulang page: article */
:root{
  --x-ink:#16305C;
  --x-ink-deep:#102445;
  --x-ink-mid:#1E4079;
  --x-ink-soft:#E7EDF7;
  --x-gold:#C08A2E;
  --x-gold-dark:#A8761F;
  --x-teal:#2C7A8C;
  --x-bg:#F6F8FC;
  --x-surface:#FFFFFF;
  --x-line:#E4EAF3;
  --x-title:#182231;
  --x-text:#5B6878;
  --x-muted:#93A0AE;
  --x-danger:#B4483C;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-sm:0 2px 8px -4px rgba(22,48,92,.10);
  --sh-md:0 12px 32px -18px rgba(22,48,92,.22);
  --sh-lg:0 28px 56px -28px rgba(22,48,92,.30);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --bs-primary:#16305C;
  --bs-body-color:#5B6878;
  --bs-border-color:#E4EAF3;
  --bs-body-font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --bs-gutter-x:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--x-bg);
  color:var(--x-text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
body.is-locked{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--x-ink-mid);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--x-ink)}
button{font-family:inherit}
h1,h2,h3,h4,h5{color:var(--x-title);margin:0;font-weight:700;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(22,48,92,.22);border-radius:6px}
.skip-link{position:absolute;left:-9999px;top:0;z-index:2000;background:var(--x-ink);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0}
.skip-link:focus{left:0;color:#fff}

.container,.container-lg,.container-xl,.container-fluid{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media(min-width:1400px){
  .container,.container-lg,.container-xl{max-width:1280px}
}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(22,48,92,.08);
  box-shadow:0 8px 24px -18px rgba(22,48,92,.45);
  transition:background .24s ease,box-shadow .24s ease,height .24s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(18px) saturate(1.4);
  backdrop-filter:blur(18px) saturate(1.4);
  box-shadow:var(--sh-md);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
  transition:height .24s ease;
}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--x-ink);flex:0 0 auto}
.brand:hover{color:var(--x-ink-mid)}
.brand-mark{width:32px;height:32px;color:var(--x-ink);flex:0 0 auto}
.brand-mark .dot-a{fill:var(--x-gold)}
.brand-name{font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 14px;
  font-size:15px;
  font-weight:500;
  color:var(--x-title);
  border-radius:8px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:8px;
  height:2px;
  background:var(--x-gold);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--x-ink-mid)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--x-ink);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;
  border:1px solid var(--x-line);
  border-radius:var(--r-pill);
  color:var(--x-ink);
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--x-ink-soft);border-color:rgba(22,48,92,.28);transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:12px 24px;
  min-height:44px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  text-decoration:none;
}
.btn-primary-x{background:var(--x-ink);color:#fff}
.btn-primary-x:hover{background:var(--x-ink-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-primary-x:active{transform:translateY(0)}
.btn-ghost-x{background:#fff;color:var(--x-ink);border-color:rgba(22,48,92,.28)}
.btn-ghost-x:hover{background:var(--x-ink-soft);color:var(--x-ink);transform:translateY(-2px)}
.btn-gold-x{background:var(--x-gold);color:#fff;border-radius:var(--r-pill)}
.btn-gold-x:hover{background:var(--x-gold-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-outline-gold{background:transparent;color:var(--x-gold);border:1px solid var(--x-gold);border-radius:var(--r-pill)}
.btn-outline-gold:hover{background:var(--x-gold);color:#fff;transform:translateY(-2px)}
.btn-sm-x{padding:10px 18px;min-height:40px;font-size:14px}
.btn-lg-x{padding:14px 30px;min-height:52px;font-size:16px}
.btn:disabled,.btn.is-disabled{opacity:.55;box-shadow:none;pointer-events:none}

.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--x-line);background:#fff;border-radius:var(--r-pill);color:var(--x-ink);align-items:center;justify-content:center;cursor:pointer}
.menu-toggle:hover{background:var(--x-ink-soft)}

/* Drawer */
.nav-drawer{position:fixed;inset:0;z-index:1200;pointer-events:none}
.nav-drawer .drawer-mask{position:absolute;inset:0;background:rgba(16,36,69,.42);opacity:0;transition:opacity .24s ease}
.nav-drawer .drawer-panel{
  position:absolute;top:0;right:0;height:100%;width:82%;max-width:340px;
  background:#fff;border-radius:var(--r-lg) 0 0 var(--r-lg);
  padding:22px 20px 24px;
  display:flex;flex-direction:column;gap:18px;
  transform:translateX(100%);
  transition:transform .28s ease;
  box-shadow:var(--sh-lg);
}
.nav-drawer.is-open{pointer-events:auto}
.nav-drawer.is-open .drawer-mask{opacity:1}
.nav-drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-group-title{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);margin-bottom:6px}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:var(--r-sm);color:var(--x-title);font-size:15px;font-weight:500}
.drawer-nav a:hover{background:var(--x-ink-soft);color:var(--x-ink)}
.drawer-nav a.is-active{background:var(--x-ink-soft);color:var(--x-ink);font-weight:600}
.drawer-foot{margin-top:auto}
.drawer-foot .btn{width:100%}

/* ---------- Article head ---------- */
.article-hero{
  position:relative;
  padding:44px 0 40px;
  background-image:linear-gradient(180deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.88) 60%,rgba(246,248,252,.98) 100%),url(/assets/images/backpic/back-2.png);
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--x-line);
}
.breadcrumb-x{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--x-muted);margin-bottom:18px}
.breadcrumb-x a{color:var(--x-muted)}
.breadcrumb-x a:hover{color:var(--x-ink-mid)}
.breadcrumb-x .sep{color:#C6D0DD}
.breadcrumb-x .current{color:var(--x-text);font-weight:500}
.article-hero h1{
  font-size:clamp(2rem,4.4vw,2.9rem);
  line-height:1.25;
  font-weight:700;
  color:var(--x-title);
  max-width:900px;
  letter-spacing:.005em;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;font-size:13px;color:var(--x-muted)}
.meta-divider{width:1px;height:14px;background:var(--x-line);display:inline-block}
.badge-x{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.06em;padding:5px 12px;border-radius:6px;line-height:1.4}
.badge-teal{background:rgba(44,122,140,.10);color:var(--x-teal)}
.badge-ink{background:var(--x-ink-soft);color:var(--x-ink)}
.badge-gold{background:rgba(192,138,46,.12);color:var(--x-gold-dark)}
.badge-dot::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}

/* ---------- Layout ---------- */
.main-wrap{padding:56px 0 80px}
.layout-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px}
@media(max-width:991px){
  .layout-grid{grid-template-columns:1fr;gap:32px}
}
.card-x{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-sm);
  padding:24px;
}
.article-panel{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);
  padding:36px 40px 40px;
}
@media(max-width:767px){
  .article-panel{padding:22px 18px 26px;border-radius:var(--r-md)}
}
.article-body{max-width:820px;color:var(--x-text);font-size:16px;line-height:1.9}
.article-body > * + *{margin-top:20px}
.article-body p{margin-bottom:20px;line-height:1.9}
.article-body h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(1.35rem,2.2vw,1.7rem);
  line-height:1.35;
  font-weight:700;
  color:var(--x-title);
  margin-top:40px;
  margin-bottom:16px;
  scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.32em;width:4px;height:1.05em;background:var(--x-gold);border-radius:2px;
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.45;color:var(--x-title);margin-top:32px;margin-bottom:12px;scroll-margin-top:96px}
.article-body h4{font-size:17px;font-weight:600;color:var(--x-title);margin-top:24px;margin-bottom:10px}
.article-body ul,.article-body ol{padding-left:22px;margin-bottom:20px}
.article-body ul li{position:relative;list-style:none;padding-left:18px;margin-bottom:12px}
.article-body ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--x-teal)}
.article-body ol{list-style:decimal}
.article-body ol li{margin-bottom:12px;padding-left:4px}
.article-body blockquote{
  background:var(--x-ink-soft);
  border-left:3px solid var(--x-ink-mid);
  border-radius:0 12px 12px 0;
  padding:18px 22px;
  color:var(--x-ink-mid);
  margin:24px 0;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:24px auto;box-shadow:var(--sh-sm)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:12px;color:var(--x-muted);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;border:1px solid var(--x-line);border-radius:12px;overflow:hidden;margin:24px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--x-line);text-align:left;line-height:1.7}
.article-body th{background:var(--x-ink-soft);color:var(--x-ink);font-weight:600}
.article-body tr:last-child td{border-bottom:none}
.article-body pre{
  background:#0F1E38;color:#DCE6F5;padding:18px 20px;border-radius:12px;overflow:auto;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;line-height:1.7;margin:24px 0;
}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:#EEF2F8;color:var(--x-ink-mid);padding:2px 6px;border-radius:6px;font-size:.92em;
}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body hr{border:none;border-top:1px solid var(--x-line);margin:32px 0}

/* Empty state */
.empty-state{
  border:1px dashed rgba(22,48,92,.30);
  border-radius:var(--r-md);
  background:#fff;
  padding:52px 24px;
  text-align:center;
}
.empty-state .star-line{width:36px;height:36px;color:var(--x-ink);margin:0 auto 14px}
.empty-state h2{font-size:20px;margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--x-text);margin-bottom:20px}

/* Article footer elements */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;padding-top:24px;border-top:1px solid var(--x-line)}
.tag-chip{
  display:inline-flex;align-items:center;font-size:13px;font-weight:500;color:var(--x-ink-mid);
  background:var(--x-ink-soft);border-radius:var(--r-pill);padding:7px 14px;transition:background .2s ease,transform .2s ease;
}
.tag-chip:hover{background:#D9E3F4;transform:translateY(-2px);color:var(--x-ink)}
.action-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px}
.pill-btn{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(22,48,92,.25);background:#fff;color:var(--x-ink);
  border-radius:var(--r-pill);padding:9px 18px;font-size:14px;font-weight:500;cursor:pointer;
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.pill-btn:hover{background:var(--x-ink-soft);border-color:rgba(22,48,92,.4);transform:translateY(-2px)}

.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
@media(max-width:767px){.prevnext{grid-template-columns:1fr}}
.prevnext-card{
  display:block;background:#fff;border:1px solid var(--x-line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.prevnext-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28)}
.prevnext-card .label{font-size:12px;letter-spacing:.06em;color:var(--x-muted);font-weight:600}
.prevnext-card .title{font-size:16px;font-weight:600;color:var(--x-title);margin-top:8px;line-height:1.55}

/* Sidebar */
.article-side{display:flex;flex-direction:column;gap:20px}
@media(min-width:992px){
  .article-side{position:sticky;top:96px;align-self:start}
}
.side-card{background:#fff;border:1px solid var(--x-line);border-radius:var(--r-md);box-shadow:var(--sh-sm);padding:22px}
.side-title{font-size:15px;font-weight:600;color:var(--x-title);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:3px;height:14px;background:var(--x-gold);border-radius:2px}
.toc-nav{display:flex;flex-direction:column;gap:2px;max-height:340px;overflow:auto}
.toc-link{display:block;font-size:14px;line-height:1.6;color:var(--x-text);padding:7px 10px;border-radius:8px;border-left:2px solid transparent}
.toc-link.is-sub{padding-left:22px;font-size:13px;color:var(--x-muted)}
.toc-link:hover{background:var(--x-ink-soft);color:var(--x-ink)}
.toc-link.is-current{color:var(--x-ink);font-weight:600;background:var(--x-ink-soft);border-left-color:var(--x-ink)}
.rel-list{display:flex;flex-direction:column;gap:14px}
.rel-item{display:flex;gap:12px;align-items:flex-start}
.rel-item .thumb{width:72px;height:54px;border-radius:10px;object-fit:cover;background:#EEF2F8;flex:0 0 auto}
.rel-item .rel-title{font-size:14px;font-weight:600;color:var(--x-title);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-item:hover .rel-title{color:var(--x-ink-mid)}
.rel-item .rel-date{font-size:12px;color:var(--x-muted);margin-top:4px}
.member-card{border:1px solid var(--x-gold);background:linear-gradient(180deg,rgba(192,138,46,.06),rgba(255,255,255,0))}
.member-card p{font-size:14px;color:var(--x-text);margin-bottom:16px;line-height:1.75}
.member-card .btn{width:100%}

/* Related grid */
.section-title-row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-title-row h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3}
.section-title-row .more-link{font-size:14px;font-weight:600;color:var(--x-ink-mid);white-space:nowrap}
.section-title-row .more-link:hover{color:var(--x-ink)}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media(max-width:991px){.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:575px){.rel-grid{grid-template-columns:1fr}}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--x-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-sm);height:100%;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28)}
.post-card .cover{width:100%;aspect-ratio:16/9;object-fit:cover;background:#EEF2F8}
.post-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card h3{font-size:17px;font-weight:600;color:var(--x-title);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .desc{font-size:15px;color:var(--x-text);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:var(--x-muted)}

/* CTA */
.cta-band{
  margin-top:64px;
  background:var(--x-ink);
  border-radius:var(--r-lg);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-lg);
}
.cta-band h2{color:#fff;font-size:clamp(1.35rem,2.2vw,1.7rem);line-height:1.4;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;max-width:640px;line-height:1.8}
@media(max-width:767px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px;border-radius:var(--r-md)}
}

/* Footer */
.site-footer{background:var(--x-ink-deep);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:80px}
.site-footer .brand{color:#fff}
.site-footer .brand-mark{color:#fff}
.site-footer .brand-name{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:32px}
@media(max-width:1199px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}}
@media(max-width:767px){.footer-grid{grid-template-columns:1fr 1fr;gap:26px}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}
.footer-desc{font-size:14px;line-height:1.85;margin-top:16px;color:rgba(255,255,255,.66)}
.footer-contact{display:flex;flex-direction:column;gap:6px;margin-top:16px;font-size:13px;color:rgba(255,255,255,.58)}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col ul a:hover{color:#fff}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0}

/* Mobile bottom bar */
.mobile-member-bar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  height:64px;padding:0 16px;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-top:1px solid var(--x-line);
  box-shadow:0 -8px 24px -18px rgba(22,48,92,.45);
  align-items:center;justify-content:space-between;gap:12px;
}
.mobile-member-bar .price{font-size:13px;color:var(--x-muted)}
.mobile-member-bar .price strong{display:block;font-size:16px;color:var(--x-ink)}

@media(max-width:991px){
  .main-nav{display:none}
  .menu-toggle{display:inline-flex}
  .header-actions .btn-gold-x{display:none}
  body{padding-bottom:80px}
  .mobile-member-bar{display:flex}
  .site-footer{margin-bottom:0}
}
@media(max-width:575px){
  .article-hero{padding:30px 0 26px}
  .main-wrap{padding:36px 0 56px}
  .brand-name{font-size:18px}
  .cta-band{margin-top:44px}
}

/* roulang page: category1 */
:root{
  --x-ink:#16305C;
  --x-ink-deep:#102445;
  --x-ink-mid:#1E4079;
  --x-ink-soft:#E7EDF7;
  --x-gold:#C08A2E;
  --x-gold-deep:#A8761F;
  --x-teal:#2C7A8C;
  --x-bg:#F6F8FC;
  --x-surface:#FFFFFF;
  --x-line:#E4EAF3;
  --x-title:#182231;
  --x-text:#5B6878;
  --x-muted:#93A0AE;
  --x-danger:#B4483C;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-sm:0 2px 8px -4px rgba(22,48,92,.10);
  --sh-md:0 12px 32px -18px rgba(22,48,92,.22);
  --sh-lg:0 28px 56px -28px rgba(22,48,92,.30);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
  --bs-primary:#16305C;
  --bs-body-color:#5B6878;
  --bs-body-bg:#F6F8FC;
  --bs-border-color:#E4EAF3;
  --bs-gutter-x:24px;
  --bs-link-color:#1E4079;
  --bs-link-hover-color:#16305C;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.9;color:var(--x-text);background:var(--x-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--x-ink-mid);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--x-ink);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{color:var(--x-title);margin:0;font-weight:700;}
p{margin:0 0 20px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(22,48,92,.22);border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--x-ink);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:2000;}
.skip-link:focus{left:0;color:#fff;}

/* ---------- buttons ---------- */
.btn-x{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
  font-size:15px;font-weight:600;padding:12px 24px;border-radius:var(--r-sm);border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  cursor:pointer;text-align:center;line-height:1.4;}
.btn-x:active{transform:translateY(0);}
.btn-solid{background:var(--x-ink);color:#fff;box-shadow:var(--sh-md);}
.btn-solid:hover{background:var(--x-ink-deep);color:#fff;transform:translateY(-3px);box-shadow:var(--sh-lg);}
.btn-outline{background:transparent;color:var(--x-ink);border-color:var(--x-ink);}
.btn-outline:hover{background:var(--x-ink-soft);color:var(--x-ink);transform:translateY(-3px);}
.btn-gold{background:var(--x-gold);color:#fff;box-shadow:var(--sh-md);}
.btn-gold:hover{background:var(--x-gold-deep);color:#fff;transform:translateY(-3px);box-shadow:var(--sh-lg);}
.btn-pill{border-radius:var(--r-pill);}
.btn-ghost-white{background:#fff;color:var(--x-ink);border-color:transparent;box-shadow:var(--sh-md);}
.btn-ghost-white:hover{background:#fff;color:var(--x-ink-deep);transform:translateY(-3px);box-shadow:var(--sh-lg);}
.btn-line-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.65);}
.btn-line-white:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-3px);}

/* ---------- header / nav ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1030;transition:background-color .24s ease,box-shadow .24s ease,border-color .24s ease;}
.site-header::before{content:"";position:absolute;inset:0;background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(22,48,92,.08);box-shadow:0 8px 24px -18px rgba(22,48,92,.45);
  transition:background-color .24s ease,backdrop-filter .24s ease,box-shadow .24s ease;}
.site-header.is-scrolled::before{background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(18px) saturate(1.4);backdrop-filter:blur(18px) saturate(1.4);
  box-shadow:var(--sh-md);}
.header-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;transition:height .24s ease;}
.site-header.is-scrolled .header-inner{height:62px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--x-ink);}
.brand:hover{color:var(--x-ink);}
.brand-mark{width:30px;height:30px;flex:none;color:var(--x-ink);}
.brand-mark .dot-a{fill:var(--x-gold);}
.brand-name{font-size:20px;font-weight:700;letter-spacing:.02em;color:var(--x-ink);white-space:nowrap;}
.main-nav{display:none;align-items:center;gap:6px;}
.nav-link{position:relative;display:inline-flex;align-items:center;height:38px;padding:0 14px;font-size:15px;font-weight:500;color:#33415A;border-radius:var(--r-sm);transition:color .2s ease,background-color .2s ease;}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--x-gold);transform:scaleX(0);transform-origin:left center;transition:transform .24s ease;}
.nav-link:hover{color:var(--x-ink);background:rgba(22,48,92,.05);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--x-ink);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-pill);
  border:1px solid rgba(22,48,92,.14);background:rgba(255,255,255,.7);color:var(--x-ink);transition:all .2s ease;}
.icon-btn:hover{background:#fff;border-color:rgba(22,48,92,.3);transform:translateY(-2px);box-shadow:var(--sh-sm);}
.nav-toggler{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--r-sm);
  border:1px solid rgba(22,48,92,.14);background:rgba(255,255,255,.7);color:var(--x-ink);}
.nav-toggler:hover{background:#fff;border-color:rgba(22,48,92,.3);}
@media (min-width:992px){.main-nav{display:flex;}}
.drawer{width:320px;border:0;border-radius:24px 0 0 24px;background:#fff;}
.drawer .offcanvas-header{padding:20px 22px;border-bottom:1px solid var(--x-line);}
.drawer .offcanvas-body{padding:22px;display:flex;flex-direction:column;gap:6px;}
.drawer .drawer-title{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);margin:12px 0 4px;}
.drawer .drawer-link{display:block;padding:13px 14px;border-radius:var(--r-sm);font-size:16px;font-weight:500;color:#33415A;}
.drawer .drawer-link:hover{background:var(--x-ink-soft);color:var(--x-ink);}
.drawer .drawer-link.is-active{background:var(--x-ink-soft);color:var(--x-ink);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--x-line);}

/* ---------- page head ---------- */
.page-head{position:relative;padding:132px 0 64px;overflow:hidden;}
.page-head::before{content:"";position:absolute;inset:0;background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;opacity:.9;}
.page-head::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.94) 0%,rgba(255,255,255,.82) 46%,rgba(255,255,255,.55) 100%);}
.page-head .container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--x-muted);margin-bottom:18px;}
.crumb a{color:var(--x-muted);}
.crumb a:hover{color:var(--x-ink);}
.crumb .sep{color:rgba(22,48,92,.32);}
.crumb .current{color:var(--x-ink-mid);font-weight:600;}
.page-head h1{font-size:clamp(2rem,4.4vw,2.9rem);line-height:1.25;letter-spacing:-.01em;max-width:840px;}
.page-head .lede{margin-top:16px;max-width:700px;font-size:17px;color:var(--x-text);}
.head-stats{display:grid;grid-template-columns:1fr;gap:14px;margin-top:32px;}
@media (min-width:768px){.head-stats{grid-template-columns:repeat(3,1fr);}}
.stat-card{background:rgba(255,255,255,.86);border:1px solid var(--x-line);border-radius:var(--r-md);padding:18px 20px;box-shadow:var(--sh-sm);}
.stat-card strong{display:block;font-size:17px;font-weight:700;color:var(--x-ink);margin-bottom:4px;}
.stat-card span{font-size:13px;color:var(--x-muted);line-height:1.7;}
.stat-card .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--x-teal);margin-right:8px;vertical-align:2px;}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section.alt{background:var(--x-surface);border-top:1px solid var(--x-line);border-bottom:1px solid var(--x-line);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-label{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-teal);margin-bottom:12px;}
.sec-label::before{content:"";width:18px;height:2px;background:var(--x-gold);border-radius:2px;}
.sec-head h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;}
.sec-head p{margin-top:14px;font-size:16px;color:var(--x-text);}
.sec-head.split{max-width:none;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;}
.sec-head.split .txt{max-width:700px;}
.text-link{font-size:15px;font-weight:600;color:var(--x-ink);display:inline-flex;align-items:center;gap:6px;}
.text-link:hover{gap:10px;color:var(--x-ink-deep);}

/* ---------- featured grid (1 + 4) ---------- */
.feature-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:992px){.feature-grid{grid-template-columns:1.35fr 1fr;grid-template-rows:auto auto;}}
.feature-main{position:relative;background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-md);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.feature-main:hover{transform:translateY(-3px);box-shadow:var(--sh-lg);border-color:rgba(22,48,92,.28);}
.feature-main .thumb{aspect-ratio:16/9;overflow:hidden;background:#EEF2F8;}
.feature-main .thumb img{width:100%;height:100%;object-fit:cover;}
.feature-main .body{padding:26px;}
.feature-main h3{font-size:22px;line-height:1.45;margin-bottom:10px;}
.feature-main p{font-size:15px;color:var(--x-text);}
.corner-badge{position:absolute;top:16px;left:16px;z-index:2;display:inline-flex;align-items:center;gap:6px;
  background:var(--x-ink);color:#fff;font-size:12px;font-weight:600;letter-spacing:.06em;padding:6px 12px;border-radius:6px;}
.mini-list{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:576px){.mini-list{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.mini-list{grid-template-columns:1fr;gap:16px;}}
.mini-card{background:var(--x-ink-soft);border:1px solid transparent;border-radius:var(--r-md);padding:20px;
  transition:transform .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease;}
.mini-card:hover{transform:translateY(-3px);background:#fff;border-color:rgba(22,48,92,.28);box-shadow:var(--sh-md);}
.mini-card .idx{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-teal);margin-bottom:8px;}
.mini-card h4{font-size:17px;line-height:1.5;margin-bottom:6px;}
.mini-card p{font-size:15px;color:var(--x-text);margin:0;}

/* ---------- compare table ---------- */
.table-wrap{margin-top:36px;background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-lg);
  box-shadow:var(--sh-md);overflow:hidden;}
.cmp{width:100%;border-collapse:collapse;}
.cmp caption{text-align:left;padding:24px 26px 0;font-size:17px;font-weight:600;color:var(--x-ink);}
.cmp thead th{font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--x-muted);
  padding:18px 22px;background:#fff;border-bottom:1px solid var(--x-line);text-align:left;}
.cmp thead th.hl{color:var(--x-ink);}
.cmp tbody th{font-size:15px;font-weight:600;color:var(--x-title);text-align:left;padding:16px 22px;vertical-align:top;}
.cmp tbody td{font-size:15px;color:var(--x-text);padding:16px 22px;border-top:1px solid var(--x-line);vertical-align:top;}
.cmp tbody tr:nth-child(odd){background:rgba(231,237,247,.42);}
.cmp .tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;padding:3px 10px;border-radius:6px;
  background:rgba(44,122,140,.12);color:var(--x-teal);margin-right:6px;}
@media (max-width:768px){
  .cmp thead{display:none;}
  .cmp tbody tr{display:block;padding:16px 20px;border-top:1px solid var(--x-line);}
  .cmp tbody tr:first-child{border-top:0;}
  .cmp tbody th,.cmp tbody td{display:block;border:0;padding:0 0 8px;}
  .cmp tbody th{font-size:16px;color:var(--x-ink);}
  .cmp tbody td::before{content:attr(data-label) "：";font-size:13px;color:var(--x-muted);font-weight:600;}
}

/* ---------- flow ---------- */
.flow-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:8px;}
@media (min-width:768px){.flow-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1200px){.flow-grid{grid-template-columns:repeat(4,1fr);}}
.flow-card{position:relative;background:var(--x-surface);border:1px solid var(--x-line);border-radius:var(--r-md);
  padding:26px 22px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28);}
.flow-card .step{font-size:28px;font-weight:700;color:var(--x-ink-soft);line-height:1;letter-spacing:-.02em;}
.flow-card h3{font-size:17px;margin:14px 0 8px;}
.flow-card p{font-size:15px;color:var(--x-text);margin:0;}
.flow-line{height:1px;background:repeating-linear-gradient(90deg,var(--x-line) 0 6px,transparent 6px 12px);margin-top:36px;}

/* ---------- narrative ---------- */
.narrative{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
@media (min-width:992px){.narrative{grid-template-columns:1fr 1fr;gap:56px;}}
.narrative .figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-md);background:#EEF2F8;}
.narrative .figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.narrative h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;margin-bottom:16px;}
.narrative p{font-size:16px;}
.check-list{margin-top:22px;display:grid;gap:12px;}
.check-list li{position:relative;padding-left:28px;font-size:15px;color:var(--x-text);}
.check-list li::before{content:"";position:absolute;left:0;top:11px;width:14px;height:2px;background:var(--x-gold);border-radius:2px;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr;gap:40px;}
@media (min-width:992px){.faq-grid{grid-template-columns:1fr 1fr;gap:48px;}}
.accordion-x .accordion-item{border:0;border-top:1px solid var(--x-line);background:transparent;border-radius:0;}
.accordion-x .accordion-item:last-child{border-bottom:1px solid var(--x-line);}
.accordion-x .accordion-button{position:relative;display:flex;gap:16px;align-items:flex-start;width:100%;background:transparent;
  border:0;padding:22px 44px 22px 0;font-size:17px;font-weight:600;color:var(--x-title);text-align:left;line-height:1.6;
  box-shadow:none;transition:color .2s ease;}
.accordion-x .accordion-button:not(.collapsed){color:var(--x-ink);box-shadow:none;background:transparent;}
.accordion-x .accordion-button::after{display:none;}
.accordion-x .accordion-button:hover{color:var(--x-ink-mid);}
.accordion-x .q-num{font-size:13px;font-weight:600;color:var(--x-gold);letter-spacing:.06em;flex:none;padding-top:4px;}
.accordion-x .q-icon{position:absolute;right:0;top:24px;width:20px;height:20px;color:var(--x-ink);}
.accordion-x .q-icon .v{transition:transform .24s ease;transform-origin:center;}
.accordion-x .accordion-button.collapsed .q-icon .v{transform:scaleY(0);}
.accordion-x .accordion-body{padding:0 44px 24px 0;font-size:15px;color:var(--x-text);}
.accordion-x .accordion-item.open-mark{position:relative;}
.accordion-x .accordion-button:not(.collapsed)::before{content:"";position:absolute;left:-14px;top:22px;bottom:22px;width:3px;background:var(--x-gold);border-radius:3px;}

/* ---------- CTA ---------- */
.cta-band{background:var(--x-ink);color:#fff;border-radius:var(--r-lg);padding:44px;box-shadow:var(--sh-lg);
  display:grid;grid-template-columns:1fr;gap:26px;align-items:center;}
@media (min-width:992px){.cta-band{grid-template-columns:1fr auto;padding:52px 56px;gap:40px;}}
.cta-band h2{color:#fff;font-size:clamp(1.4rem,2.3vw,1.85rem);line-height:1.35;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;margin-top:12px;margin-bottom:0;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:991px){.cta-actions{width:100%;}}
@media (max-width:575px){.cta-band{padding:28px 22px;}.cta-actions .btn-x{width:100%;}}

/* ---------- footer ---------- */
.site-footer{background:var(--x-ink-deep);color:rgba(255,255,255,.72);padding:72px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media (min-width:576px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:32px;}}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{color:rgba(255,255,255,.9);}
.site-footer .brand-name{color:#fff;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.66);margin:16px 0 16px;max-width:320px;line-height:1.85;}
.footer-contact{display:grid;gap:6px;font-size:13px;color:rgba(255,255,255,.55);}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-col a:hover{color:#fff;}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);}
.footer-bottom p{margin:0;}

/* ---------- responsive tweaks ---------- */
@media (max-width:991px){
  .section{padding:72px 0;}
  .page-head{padding:112px 0 52px;}
  .header-actions .btn-x{display:none;}
}
@media (max-width:575px){
  .section{padding:56px 0;}
  .section.tight{padding:52px 0;}
  .page-head{padding:104px 0 44px;}
  .page-head .lede{font-size:15px;}
  .feature-main .body{padding:20px;}
  .cta-band h2{font-size:1.35rem;}
}

/* roulang page: category2 */
:root{
  --x-ink:#16305C;
  --x-ink-deep:#102445;
  --x-ink-mid:#1E4079;
  --x-ink-soft:#E7EDF7;
  --x-gold:#C08A2E;
  --x-gold-deep:#A8761F;
  --x-teal:#2C7A8C;
  --x-bg:#F6F8FC;
  --x-surface:#FFFFFF;
  --x-line:#E4EAF3;
  --x-title:#182231;
  --x-text:#5B6878;
  --x-muted:#93A0AE;
  --x-danger:#B4483C;

  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;

  --sh-sm:0 2px 8px -4px rgba(22,48,92,.10);
  --sh-md:0 12px 32px -18px rgba(22,48,92,.22);
  --sh-lg:0 28px 56px -28px rgba(22,48,92,.30);

  --bs-primary:#16305C;
  --bs-body-color:#5B6878;
  --bs-border-color:#E4EAF3;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --bs-gutter-x:24px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--x-text);
  background:var(--x-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{color:var(--x-title);font-weight:700;margin:0;letter-spacing:.01em;}
h1{font-size:clamp(2rem,4.4vw,2.9rem);line-height:1.25;}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;}
h3{font-size:20px;line-height:1.45;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 20px;}
p:last-child{margin-bottom:0;}
a{color:var(--x-ink-mid);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--x-ink);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(22,48,92,.22);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;
  background:var(--x-ink);color:#fff;padding:12px 20px;border-radius:0 0 var(--r-sm) 0;
}
.skip-link:focus{left:0;color:#fff;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1050;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(22,48,92,.08);
  box-shadow:0 8px 24px -18px rgba(22,48,92,.45);
  transition:background .24s ease,box-shadow .24s ease,backdrop-filter .24s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(18px) saturate(1.4);
  backdrop-filter:blur(18px) saturate(1.4);
  box-shadow:var(--sh-md);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:72px;
  transition:height .24s ease;
}
.site-header.is-scrolled .header-inner{height:62px;}

.brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--x-ink);flex:0 0 auto;
}
.brand:hover{color:var(--x-ink);}
.brand-mark{width:30px;height:30px;color:var(--x-ink);flex:0 0 auto;}
.brand-mark .dot-a{fill:var(--x-gold);}
.brand-name{font-size:20px;font-weight:700;letter-spacing:.02em;white-space:nowrap;}

.main-nav{
  display:flex;align-items:center;gap:4px;
  margin-left:16px;flex:1 1 auto;
}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:10px 14px;
  font-size:15px;font-weight:500;color:#3A4759;
  border-radius:8px;
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";
  position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--x-gold);
  transform:scaleX(0);transform-origin:left center;
  transition:transform .24s ease;
  border-radius:2px;
}
.nav-link:hover{color:var(--x-ink);background:rgba(22,48,92,.04);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--x-ink);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--x-line);background:rgba(255,255,255,.7);
  border-radius:var(--r-sm);color:var(--x-ink);cursor:pointer;
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.icon-btn:hover{border-color:rgba(22,48,92,.28);background:#fff;transform:translateY(-2px);}
.icon-btn:active{transform:translateY(0);}

.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:12px 24px;border-radius:var(--r-sm);
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-x:active{transform:translateY(1px);}
.btn-x-primary{background:var(--x-ink);color:#fff;box-shadow:var(--sh-sm);}
.btn-x-primary:hover{background:var(--x-ink-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-x-outline{background:transparent;color:var(--x-ink);border-color:rgba(22,48,92,.32);}
.btn-x-outline:hover{background:var(--x-ink-soft);color:var(--x-ink);transform:translateY(-2px);}
.btn-x-gold{background:var(--x-gold);color:#fff;border-radius:var(--r-pill);padding:11px 22px;}
.btn-x-gold:hover{background:var(--x-gold-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-x-white{background:#fff;color:var(--x-ink);border-color:rgba(255,255,255,.6);}
.btn-x-white:hover{background:#fff;color:var(--x-ink-deep);transform:translateY(-2px);box-shadow:var(--sh-md);}
.btn-x-ghost-gold{background:transparent;color:var(--x-gold);border-color:rgba(192,138,46,.55);border-radius:var(--r-pill);}
.btn-x-ghost-gold:hover{background:var(--x-gold);color:#fff;border-color:var(--x-gold);}
.btn-x-lg{padding:15px 30px;font-size:16px;}

.nav-toggle{
  display:none;
  width:42px;height:42px;align-items:center;justify-content:center;
  border:1px solid var(--x-line);background:rgba(255,255,255,.7);
  border-radius:var(--r-sm);color:var(--x-ink);cursor:pointer;
}

/* ---------- Mobile drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,36,69,.42);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:1060;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:308px;max-width:88vw;
  background:#fff;border-radius:24px 0 0 24px;
  box-shadow:var(--sh-lg);z-index:1070;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:24px 22px 20px;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--x-line);background:#fff;border-radius:var(--r-sm);color:var(--x-ink);cursor:pointer;
}
.drawer-group-title{
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);
  margin:8px 0 10px;text-transform:uppercase;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  display:block;padding:13px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;color:#3A4759;
  transition:background .2s ease,color .2s ease;
}
.drawer-nav a:hover{background:var(--x-ink-soft);color:var(--x-ink);}
.drawer-nav a.is-active{background:var(--x-ink-soft);color:var(--x-ink);font-weight:600;}
.drawer-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--x-line);}
.drawer-foot .btn-x{width:100%;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;
  padding:150px 0 62px;
  min-height:320px;
  display:flex;align-items:flex-end;
  background-image:
    linear-gradient(90deg,rgba(246,248,252,.97) 0%,rgba(246,248,252,.88) 46%,rgba(246,248,252,.55) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center 30%;
  border-bottom:1px solid var(--x-line);
}
.page-hero::after{
  content:"";
  position:absolute;right:6%;top:16%;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(44,122,140,.16) 0%,rgba(44,122,140,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.breadcrumb-nav{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--x-muted);margin-bottom:18px;
}
.breadcrumb-nav a{color:var(--x-muted);}
.breadcrumb-nav a:hover{color:var(--x-ink);}
.breadcrumb-nav .sep{color:#C3CDDB;}
.breadcrumb-nav .current{color:#3A4759;font-weight:500;}
.page-hero h1{margin-bottom:14px;}
.page-hero .hero-sub{
  font-size:16px;color:var(--x-text);max-width:660px;margin-bottom:24px;line-height:1.85;
}
.hero-stats{display:flex;flex-wrap:wrap;align-items:center;gap:0 20px;}
.hero-stats .stat{display:flex;align-items:baseline;gap:7px;}
.hero-stats .stat-num{font-size:22px;font-weight:700;color:var(--x-ink);line-height:1;}
.hero-stats .stat-label{font-size:13px;color:var(--x-muted);}
.hero-stats .divider{width:1px;height:16px;background:var(--x-line);}

/* ---------- Layout ---------- */
main{padding:56px 0 0;}
.section{padding:0 0 72px;scroll-margin-top:96px;}
.section-tight{padding-bottom:48px;}
.section-head{margin-bottom:28px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-teal);
  margin-bottom:10px;
}
.section-head .eyebrow::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--x-teal);
}
.section-head h2{margin-bottom:12px;}
.section-head .section-desc{font-size:15px;color:var(--x-text);max-width:720px;margin:0;}

.layout-grid{
  display:grid;
  grid-template-columns:270px minmax(0,1fr);
  gap:48px;
  align-items:start;
}

/* ---------- Sidebar ---------- */
.side-col{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-panel{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-sm);
  padding:22px 20px;
}
.side-panel h3{
  font-size:13px;letter-spacing:.06em;font-weight:600;color:var(--x-muted);
  margin-bottom:14px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:var(--r-sm);
  font-size:14px;color:#3A4759;
  border-left:2px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.toc-list a:hover{background:var(--x-ink-soft);color:var(--x-ink);}
.toc-list a.is-current{
  background:var(--x-ink-soft);color:var(--x-ink);font-weight:600;
  border-left-color:var(--x-gold);border-radius:4px var(--r-sm) var(--r-sm) 4px;
}
.toc-list .idx{font-size:12px;color:var(--x-muted);font-weight:600;min-width:16px;}
.toc-list a.is-current .idx{color:var(--x-gold);}

.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.x-tag{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(44,122,140,.10);color:var(--x-teal);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.x-tag:hover{background:var(--x-teal);color:#fff;transform:translateY(-2px);}
.x-tag.gold{background:rgba(192,138,46,.12);color:var(--x-gold-deep);}
.x-tag.gold:hover{background:var(--x-gold);color:#fff;}
.x-tag.ink{background:rgba(22,48,92,.08);color:var(--x-ink-mid);}
.x-tag.ink:hover{background:var(--x-ink);color:#fff;}

.side-member{
  border:1px solid rgba(192,138,46,.55);
  border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(192,138,46,.06),rgba(255,255,255,0));
  padding:22px 20px;
}
.side-member .badge-lv{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  color:var(--x-gold-deep);
  border:1px solid rgba(192,138,46,.45);
  padding:4px 10px;border-radius:var(--r-pill);
  margin-bottom:12px;
}
.side-member h4{font-size:16px;margin-bottom:8px;}
.side-member p{font-size:14px;color:var(--x-text);margin-bottom:16px;line-height:1.8;}
.side-member .btn-x{width:100%;}

/* ---------- Entry list ---------- */
.entry-list{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-sm);
  padding:6px 26px;
}
.entry{
  display:grid;
  grid-template-columns:minmax(0,1fr) 186px;
  gap:26px;
  padding:26px 0;
  border-bottom:1px solid var(--x-line);
}
.entry:last-child{border-bottom:none;}
.entry-meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:12px;color:var(--x-muted);font-weight:600;letter-spacing:.06em;
  margin-bottom:10px;
}
.entry-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--x-teal);display:inline-block;}
.entry h3{margin-bottom:10px;font-size:19px;}
.entry h3 a{color:var(--x-title);}
.entry h3 a:hover{color:var(--x-ink-mid);}
.entry p{font-size:15px;color:var(--x-text);margin-bottom:14px;line-height:1.85;}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;}
.entry-thumb{
  border-radius:14px;overflow:hidden;border:1px solid var(--x-line);
  aspect-ratio:16/9;background:#EEF2F8;
}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.entry:hover .entry-thumb img{transform:scale(1.05);}

/* ---------- Theme grid ---------- */
.theme-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.theme-card{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-left:4px solid var(--x-teal);
  border-radius:var(--r-sm);
  padding:22px 20px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.theme-card:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28);border-left-color:var(--x-gold);}
.theme-card .theme-idx{
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);
  display:block;margin-bottom:8px;
}
.theme-card h4{margin-bottom:8px;}
.theme-card p{font-size:14px;color:var(--x-text);margin:0;line-height:1.8;}

/* ---------- Params table ---------- */
.table-panel{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-sm);
  overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.x-table{
  width:100%;border-collapse:collapse;min-width:720px;
}
table.x-table thead th{
  position:sticky;top:0;z-index:2;
  background:var(--x-ink-soft);
  color:var(--x-ink);
  font-size:13px;font-weight:600;letter-spacing:.04em;
  text-align:left;padding:16px 20px;
  border-bottom:1px solid var(--x-line);
  white-space:nowrap;
}
table.x-table tbody td{
  padding:16px 20px;font-size:14px;color:var(--x-text);
  border-bottom:1px solid var(--x-line);line-height:1.75;
  vertical-align:top;
}
table.x-table tbody tr:nth-child(even){background:rgba(231,237,247,.45);}
table.x-table tbody tr:hover{background:rgba(231,237,247,.85);}
table.x-table tbody td:first-child{color:var(--x-title);font-weight:600;}
table.x-table tbody tr:last-child td{border-bottom:none;}

/* ---------- Steps ---------- */
.step-list{display:flex;flex-direction:column;gap:16px;}
.step-item{
  display:grid;grid-template-columns:44px minmax(0,1fr);gap:18px;
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-md);
  padding:22px 24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28);}
.step-num{
  width:44px;height:44px;border-radius:50%;
  background:var(--x-ink-soft);color:var(--x-ink);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;
}
.step-item h4{margin-bottom:6px;}
.step-item p{font-size:14px;color:var(--x-text);margin:0;line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 28px;}
.accordion-item{
  border:none;border-bottom:1px solid var(--x-line);
  background:transparent;
}
.accordion-item:last-child{border-bottom:none;}
.accordion-button{
  background:transparent;
  color:var(--x-title);
  font-size:16px;font-weight:600;
  padding:22px 44px 22px 0;
  border-radius:0 !important;
  box-shadow:none !important;
  display:flex;align-items:flex-start;gap:14px;
  transition:color .2s ease;
}
.accordion-button:not(.collapsed){color:var(--x-ink);background:transparent;}
.accordion-button::after{
  display:none;
}
.accordion-button .faq-sign{
  flex:0 0 auto;width:22px;height:22px;margin-left:auto;
  position:absolute;right:0;top:24px;
  display:flex;align-items:center;justify-content:center;
  color:var(--x-muted);
  transition:color .2s ease,transform .24s ease;
}
.accordion-button:not(.collapsed) .faq-sign{color:var(--x-gold);transform:rotate(180deg);}
.accordion-button .faq-idx{
  font-size:13px;font-weight:700;color:var(--x-muted);min-width:22px;
  line-height:1.6;
}
.accordion-button:not(.collapsed) .faq-idx{color:var(--x-gold);}
.accordion-body{
  position:relative;
  padding:0 44px 24px 36px;
  font-size:15px;color:var(--x-text);line-height:1.9;
}
.accordion-body::before{
  content:"";position:absolute;left:0;top:2px;bottom:24px;width:3px;
  background:var(--x-gold);border-radius:2px;
}
.faq-panel{
  background:var(--x-surface);
  border:1px solid var(--x-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-sm);
  padding:10px 26px;
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--x-ink);
  border-radius:var(--r-lg);
  padding:44px 48px;
  color:rgba(255,255,255,.82);
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(192,138,46,.24) 0%,rgba(192,138,46,0) 70%);
}
.cta-band h2{color:#fff;font-size:clamp(1.35rem,2.2vw,1.75rem);margin-bottom:10px;position:relative;z-index:1;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;margin:0;position:relative;z-index:1;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.cta-links{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;position:relative;z-index:1;
}
.cta-links a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:500;color:rgba(255,255,255,.86);
  border:1px solid rgba(255,255,255,.28);border-radius:var(--r-pill);
  padding:8px 16px;transition:background .2s ease,color .2s ease,transform .2s ease;
}
.cta-links a:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:80px;
  background:var(--x-ink-deep);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;
  gap:36px 28px;
  padding-bottom:44px;
}
.footer-col h4{
  color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;letter-spacing:.02em;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{
  font-size:14px;color:rgba(255,255,255,.68);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul a:hover{color:#fff;padding-left:4px;}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{color:#fff;}
.footer-desc{
  font-size:14px;color:rgba(255,255,255,.62);
  margin:16px 0 18px;max-width:340px;line-height:1.85;
}
.footer-contact{display:flex;flex-direction:column;gap:6px;font-size:13px;color:rgba(255,255,255,.55);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0;}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .layout-grid{grid-template-columns:250px minmax(0,1fr);gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}
  .footer-grid .footer-col:last-child{grid-column:span 2;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-x-gold{display:none;}
  .layout-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .side-col{position:static;}
  .page-hero{padding:128px 0 52px;min-height:220px;}
  .theme-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-wrap{grid-template-columns:minmax(0,1fr);}
  .site-footer{padding-top:52px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px;}
  .footer-grid .footer-col:first-child{grid-column:span 2;}
  .footer-grid .footer-col:last-child{grid-column:span 2;}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:36px 28px;}
  body{padding-bottom:80px;}
  .sticky-member{
    position:fixed;left:0;right:0;bottom:0;z-index:1040;
    background:rgba(255,255,255,.97);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-top:1px solid var(--x-line);
    box-shadow:0 -8px 24px -18px rgba(22,48,92,.45);
    height:64px;display:flex;align-items:center;justify-content:space-between;
    padding:0 20px;gap:14px;
  }
  .sticky-member .price{font-size:13px;color:var(--x-muted);}
  .sticky-member .price strong{color:var(--x-ink);font-size:16px;margin-right:4px;}
}
@media (max-width:767px){
  .entry{grid-template-columns:minmax(0,1fr);gap:16px;padding:22px 0;}
  .entry-thumb{order:-1;aspect-ratio:16/9;}
  .entry-list{padding:4px 18px;}
  .theme-grid{grid-template-columns:minmax(0,1fr);}
  .hero-stats{gap:14px 16px;}
  .hero-stats .divider{display:none;}
  .section{padding-bottom:56px;}
  .cta-band{padding:30px 22px;border-radius:var(--r-md);}
  .side-panel,.side-member,.faq-panel{padding:20px 18px;}
  .accordion-button{padding:18px 40px 18px 0;font-size:15px;}
  .accordion-body{padding:0 20px 20px 34px;}
}
@media (max-width:519px){
  .container{padding-left:18px;padding-right:18px;}
  .page-hero{padding:116px 0 44px;}
  .hero-stats .stat-num{font-size:19px;}
  .step-item{grid-template-columns:36px minmax(0,1fr);gap:14px;padding:18px;}
  .step-num{width:36px;height:36px;font-size:14px;}
  .cta-actions .btn-x{width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid .footer-col:first-child,
  .footer-grid .footer-col:last-child{grid-column:span 1;}
}

/* roulang page: category3 */
:root{
  --x-ink:#16305C; --x-ink-deep:#102445; --x-ink-mid:#1E4079; --x-ink-soft:#E7EDF7;
  --x-gold:#C08A2E; --x-gold-deep:#A8761F; --x-teal:#2C7A8C;
  --x-bg:#F6F8FC; --x-surface:#FFFFFF; --x-line:#E4EAF3;
  --x-title:#182231; --x-text:#5B6878; --x-muted:#93A0AE;
  --r-sm:10px; --r-md:16px; --r-lg:24px;
  --sh-sm:0 2px 8px -4px rgba(22,48,92,.10);
  --sh-md:0 12px 32px -18px rgba(22,48,92,.22);
  --sh-lg:0 28px 56px -28px rgba(22,48,92,.30);
  --ring:0 0 0 3px rgba(22,48,92,.22);
  --bs-primary:#16305C;
  --bs-body-color:#5B6878;
  --bs-border-color:#E4EAF3;
  --bs-body-bg:#F6F8FC;
  --bs-link-color:#1E4079;
  --bs-link-hover-color:#16305C;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.9;color:var(--x-text);background:var(--x-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{color:var(--x-title);font-weight:700;margin:0;line-height:1.3}
h1{font-size:clamp(2rem,4.4vw,2.9rem);line-height:1.25}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem)}
h3{font-size:20px;line-height:1.45;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:600}
p{margin:0 0 20px}
p:last-child{margin-bottom:0}
a{color:var(--x-ink-mid);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--x-ink)}
img{display:block;max-width:100%}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.skip-link{position:absolute;left:16px;top:-56px;z-index:2000;background:var(--x-ink);color:#fff;padding:10px 18px;border-radius:var(--r-sm);transition:top .2s ease}
.skip-link:focus{top:16px;color:#fff}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(22,48,92,.08);
  box-shadow:0 8px 24px -18px rgba(22,48,92,.45);
  transition:background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(18px) saturate(1.4);
  backdrop-filter:blur(18px) saturate(1.4);
  box-shadow:var(--sh-md);
  border-bottom-color:rgba(22,48,92,.10);
}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .24s ease}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--x-ink)}
.brand-mark{width:30px;height:30px;color:var(--x-ink);flex:0 0 auto}
.brand-mark .dot-a{fill:var(--x-gold)}
.brand-name{font-size:20px;font-weight:700;letter-spacing:.02em;color:var(--x-ink)}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--x-ink);
  padding:8px 0;white-space:nowrap;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
  background:var(--x-gold);transform:scaleX(0);transform-origin:left center;
  transition:transform .24s ease;
}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link.is-active{font-weight:600;color:var(--x-ink)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:42px;height:42px;border-radius:999px;border:1px solid rgba(22,48,92,.18);
  background:rgba(255,255,255,.7);color:var(--x-ink);display:inline-flex;
  align-items:center;justify-content:center;transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:#fff;border-color:var(--x-ink);transform:translateY(-2px)}
.icon-btn:active{transform:translateY(0)}
.menu-btn{display:none}
.header-cta{white-space:nowrap}
.search-panel{padding:0 0 18px}
.search-form{display:flex;gap:10px;max-width:560px}
.search-form input{
  flex:1;height:48px;border-radius:var(--r-sm);border:1px solid var(--x-line);
  padding:0 16px;font-size:15px;color:var(--x-title);background:#fff;
}
.search-form input::placeholder{color:var(--x-muted);font-size:14px}
.search-form input:focus{outline:none;border-color:var(--x-ink);box-shadow:var(--ring)}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{width:320px;border-left:none;border-radius:24px 0 0 24px;background:#fff}
.mobile-drawer .offcanvas-header{padding:22px 24px 8px}
.mobile-drawer .group-title{
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);
  padding:18px 24px 6px;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;font-size:16px;font-weight:500;color:var(--x-ink);
  border-left:3px solid transparent;transition:background .2s ease,border-color .2s ease;
}
.drawer-link:hover{background:var(--x-ink-soft);color:var(--x-ink)}
.drawer-link.is-active{border-left-color:var(--x-gold);background:var(--x-ink-soft);font-weight:600}
.drawer-foot{
  position:sticky;bottom:0;background:#fff;padding:16px 24px 24px;
  border-top:1px solid var(--x-line);margin-top:auto;
}
.drawer-foot .btn-x{width:100%}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;padding:14px 26px;min-height:46px;
  border-radius:999px;border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-x-primary{background:var(--x-ink);color:#fff;box-shadow:var(--sh-sm)}
.btn-x-primary:hover{background:var(--x-ink-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-x-primary:active{transform:translateY(0);box-shadow:var(--sh-sm)}
.btn-x-ghost{background:#fff;color:var(--x-ink);border-color:rgba(22,48,92,.35)}
.btn-x-ghost:hover{background:var(--x-ink-soft);border-color:var(--x-ink);color:var(--x-ink);transform:translateY(-2px)}
.btn-x-gold{background:var(--x-gold);color:#fff;box-shadow:var(--sh-sm)}
.btn-x-gold:hover{background:var(--x-gold-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md)}
.btn-x-outline-gold{background:transparent;color:var(--x-gold);border-color:var(--x-gold)}
.btn-x-outline-gold:hover{background:rgba(192,138,46,.10);color:var(--x-gold-deep);transform:translateY(-2px)}
.btn-x-sm{padding:11px 18px;font-size:14px;min-height:40px}

/* ---------- 徽章 / 标签 ---------- */
.badge-x{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  letter-spacing:.06em;padding:5px 10px;border-radius:6px;line-height:1.4;
}
.badge-x.ink{background:var(--x-ink-soft);color:var(--x-ink-mid)}
.badge-x.gold{background:rgba(192,138,46,.14);color:#8E6414}
.badge-x.teal{background:rgba(44,122,140,.13);color:#1F5C6B}
.badge-x.pill{border-radius:999px}
.badge-x.dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--x-teal)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.tag{
  display:inline-flex;align-items:center;font-size:13px;font-weight:500;color:var(--x-ink-mid);
  background:#fff;border:1px solid var(--x-line);border-radius:999px;padding:8px 16px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tag:hover{transform:translateY(-2px);border-color:rgba(22,48,92,.28);box-shadow:var(--sh-sm);color:var(--x-ink)}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  min-height:340px;
  display:flex;align-items:center;
  padding:132px 0 56px;
  background-image:linear-gradient(100deg,rgba(255,255,255,.94) 0%,rgba(246,248,252,.82) 55%,rgba(246,248,252,.66) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--x-line);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(44,122,140,.14) 0%,rgba(44,122,140,0) 70%);
  pointer-events:none;
}
.breadcrumb-x{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--x-muted);margin-bottom:18px}
.breadcrumb-x a{color:var(--x-muted)}
.breadcrumb-x a:hover{color:var(--x-ink)}
.breadcrumb-x .sep{color:#C3CCD8}
.breadcrumb-x .current{color:var(--x-ink);font-weight:500}
.page-hero h1{margin-bottom:16px;max-width:900px}
.page-hero .hero-sub{font-size:17px;line-height:1.9;color:var(--x-text);max-width:760px;margin-bottom:26px}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;padding-top:22px;border-top:1px solid rgba(22,48,92,.12);max-width:760px}
.hero-stat .num{font-size:28px;font-weight:700;color:var(--x-ink);line-height:1.2}
.hero-stat .label{font-size:13px;color:var(--x-muted)}

/* ---------- 板块 ---------- */
.section{padding:96px 0}
.section-alt{background:#fff;border-top:1px solid var(--x-line);border-bottom:1px solid var(--x-line)}
.section-head{max-width:780px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;
  letter-spacing:.06em;color:var(--x-teal);background:rgba(44,122,140,.10);
  border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:16px;color:var(--x-text)}

/* ---------- 叙事阶梯 ---------- */
.story-row{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
.story-row + .story-row{margin-top:0}
.story-row.reverse .story-media{order:2}
.story-row.reverse .story-body{order:1}
.story-media{position:relative}
.story-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-md)}
.story-media .media-corner{
  position:absolute;left:18px;top:18px;background:rgba(255,255,255,.92);
  border:1px solid rgba(22,48,92,.14);border-radius:999px;padding:6px 14px;
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--x-ink);
}
.story-body h3{margin-bottom:14px;font-size:22px}
.story-body p{font-size:16px;margin-bottom:18px}
.story-points{display:grid;gap:10px;margin-top:6px}
.story-points li{
  position:relative;padding-left:22px;font-size:15px;color:var(--x-text);
}
.story-points li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;
  background:var(--x-ink-soft);box-shadow:inset 0 0 0 2px var(--x-teal);
}
.star-divider{display:flex;align-items:center;justify-content:center;gap:14px;margin:64px auto}
.star-divider .line{height:1px;width:70px;background:linear-gradient(90deg,rgba(22,48,92,0),rgba(22,48,92,.22),rgba(22,48,92,0))}
.star-divider .dot{width:7px;height:7px;border-radius:50%;background:var(--x-ink);opacity:.32}
.star-divider .dot.gold{background:var(--x-gold);opacity:.75}

/* ---------- 速查表 ---------- */
.table-x-wrap{
  border:1px solid var(--x-line);border-radius:var(--r-md);overflow:hidden;
  background:var(--x-surface);box-shadow:var(--sh-sm);margin-top:8px;
}
.table-x{width:100%;border-collapse:collapse;font-size:15px}
.table-x thead th{
  background:var(--x-ink-soft);color:var(--x-ink);font-size:13px;font-weight:600;
  letter-spacing:.04em;padding:16px 20px;text-align:left;border-bottom:1px solid var(--x-line);
}
.table-x tbody td{
  padding:16px 20px;border-bottom:1px solid var(--x-line);color:var(--x-text);vertical-align:top;
}
.table-x tbody tr:nth-child(even){background:rgba(231,237,247,.42)}
.table-x tbody tr:last-child td{border-bottom:0}
.table-x tbody td:first-child{color:var(--x-ink);font-weight:600}

/* ---------- 步骤卡 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.step-item{
  position:relative;background:var(--x-surface);border:1px solid var(--x-line);
  border-radius:var(--r-md);padding:24px 24px 24px 88px;box-shadow:var(--sh-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(22,48,92,.28)}
.step-num{
  position:absolute;left:24px;top:24px;width:44px;height:44px;border-radius:12px;
  background:var(--x-ink-soft);color:var(--x-ink);display:flex;align-items:center;
  justify-content:center;font-weight:700;font-size:15px;letter-spacing:.04em;
}
.step-item h3{font-size:18px;margin-bottom:8px}
.step-item p{font-size:15px;margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:960px}
.x-accordion .accordion-item{
  border:1px solid var(--x-line);border-radius:14px;background:#fff;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-sm);
}
.x-accordion .accordion-item:last-child{margin-bottom:0}
.x-accordion .accordion-button{
  display:flex;align-items:center;gap:16px;width:100%;
  font-size:17px;font-weight:600;color:var(--x-title);background:#fff;
  padding:22px 24px;border:0;box-shadow:none;
  border-left:3px solid transparent;transition:background .2s ease,border-color .2s ease;
}
.x-accordion .accordion-button:not(.collapsed){
  background:rgba(231,237,247,.55);color:var(--x-ink);border-left-color:var(--x-gold);
  box-shadow:none;
}
.x-accordion .accordion-button:focus{box-shadow:none;outline:none}
.x-accordion .accordion-button:focus-visible{box-shadow:var(--ring)}
.x-accordion .accordion-button::after{display:none}
.x-accordion .accordion-button .faq-num{
  font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--x-muted);flex:0 0 auto;
}
.x-accordion .accordion-button .faq-sign{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:999px;
  border:1px solid rgba(22,48,92,.22);position:relative;background:#fff;
}
.x-accordion .accordion-button .faq-sign::before,
.x-accordion .accordion-button .faq-sign::after{
  content:"";position:absolute;background:var(--x-ink);border-radius:2px;
  transition:transform .24s ease,opacity .24s ease;
}
.x-accordion .accordion-button .faq-sign::before{width:12px;height:1.6px;left:6.6px;top:11.9px}
.x-accordion .accordion-button .faq-sign::after{width:1.6px;height:12px;left:11.9px;top:6.6px}
.x-accordion .accordion-button:not(.collapsed) .faq-sign::after{transform:scaleY(0);opacity:0}
.x-accordion .accordion-body{
  padding:20px 24px 26px 60px;font-size:15.5px;color:var(--x-text);
  border-top:1px solid var(--x-line);
}

/* ---------- CTA ---------- */
.cta-bar{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  border:1px dashed rgba(22,48,92,.30);background:rgba(255,255,255,.7);
  border-radius:var(--r-lg);padding:30px 32px;margin-bottom:32px;
}
.cta-bar h3{font-size:20px;margin-bottom:6px}
.cta-bar p{font-size:15px;margin:0;color:var(--x-text)}
.cta-split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.cta-info{background:#fff;border:1px solid var(--x-line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-sm)}
.cta-info h3{margin-bottom:12px}
.cta-info ul{display:grid;gap:12px;margin-top:18px}
.cta-info li{display:flex;gap:12px;font-size:15px;color:var(--x-text)}
.cta-info li .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:999px;background:rgba(44,122,140,.14);
  color:var(--x-teal);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-top:4px;
}
.consult-form{background:#fff;border:1px solid var(--x-line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-md)}
.consult-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--x-ink);margin-bottom:8px;letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--x-line);border-radius:var(--r-sm);
  padding:0 16px;height:48px;font-size:15px;color:var(--x-title);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:116px;padding:12px 16px;line-height:1.8;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--x-muted);font-size:14px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--x-ink);box-shadow:var(--ring);
}
.form-hint{font-size:12.5px;color:var(--x-muted);margin-top:12px}
.form-tip{
  margin-top:14px;font-size:14px;color:var(--x-teal);background:rgba(44,122,140,.10);
  border-radius:var(--r-sm);padding:12px 16px;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--x-ink-deep);color:rgba(255,255,255,.72);padding:72px 0 32px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:36px}
.footer-col .brand{color:#fff;margin-bottom:16px}
.footer-col .brand .brand-mark{color:rgba(255,255,255,.9)}
.footer-col .brand .brand-name{color:#fff}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);margin-bottom:16px}
.footer-contact{display:grid;gap:6px;font-size:13.5px;color:rgba(255,255,255,.58)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{color:rgba(255,255,255,.68);font-size:14px}
.footer-col ul a:hover{color:#fff}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0}

/* ---------- 移动粘底条 ---------- */
.mobile-member-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;height:64px;
  align-items:center;justify-content:space-between;gap:12px;padding:0 16px;
  background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-top:1px solid var(--x-line);box-shadow:0 -8px 24px -18px rgba(22,48,92,.45);
}
.mobile-member-bar .price{font-size:13px;color:var(--x-muted);line-height:1.5}
.mobile-member-bar .price strong{display:block;font-size:15px;color:var(--x-ink);font-weight:600}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .main-nav{gap:20px}
}
@media (max-width:991.98px){
  .main-nav,.header-cta{display:none}
  .menu-btn{display:inline-flex}
  .header-inner{height:66px;gap:16px}
  .section{padding:72px 0}
  .page-hero{min-height:220px;padding:112px 0 44px}
  .story-row{grid-template-columns:1fr;gap:28px}
  .story-row.reverse .story-media{order:0}
  .story-row.reverse .story-body{order:0}
  .star-divider{margin:44px auto}
  .step-grid{grid-template-columns:1fr}
  .cta-split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-col:first-child{grid-column:1 / -1}
  .mobile-member-bar{display:flex}
  body{padding-bottom:80px}
}
@media (max-width:767.98px){
  .page-hero{padding:104px 0 40px}
  .hero-stats{gap:22px}
  .hero-stat .num{font-size:24px}
  .x-accordion .accordion-button{padding:18px 18px;font-size:16px}
  .x-accordion .accordion-body{padding:18px 18px 22px 18px}
  .cta-bar{padding:22px}
  .cta-info,.consult-form{padding:22px}
  .consult-form .form-row{grid-template-columns:1fr}
  .table-x-wrap{border-radius:var(--r-sm)}
  .table-x thead{display:none}
  .table-x,.table-x tbody,.table-x tr,.table-x td{display:block;width:100%}
  .table-x tbody tr{border-bottom:1px solid var(--x-line);padding:12px 16px}
  .table-x tbody tr:nth-child(even){background:rgba(231,237,247,.42)}
  .table-x tbody tr:last-child{border-bottom:0}
  .table-x tbody td{border:0;padding:6px 0;display:flex;gap:14px}
  .table-x tbody td::before{
    content:attr(data-label);flex:0 0 92px;font-size:13px;font-weight:600;color:var(--x-ink);letter-spacing:.04em;
  }
  .table-x tbody td:first-child{font-size:16px}
}
@media (max-width:575.98px){
  .section{padding:56px 0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .brand-name{font-size:18px}
  .story-body h3{font-size:19px}
}