/* roulang page: index */
:root{
  --brand:#1F5F8B;
  --brand-dark:#17496B;
  --brand-soft:#EEF4F8;
  --mint:#2E9E8F;
  --mint-soft:#E7F5F2;
  --ember:#E08A3C;
  --canvas:#F7F9FA;
  --card:#FFFFFF;
  --line:#E3EAF0;
  --ink:#16202A;
  --muted:#5A6B78;
  --deep:#0B2436;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(22,32,42,.06),0 10px 24px -18px rgba(22,32,42,.35);
  --shadow-2:0 2px 4px rgba(22,32,42,.08),0 18px 36px -20px rgba(31,95,139,.32);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-cn);background:var(--canvas);color:var(--ink);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#0B2436;border-bottom:1px solid rgba(255,255,255,.08);transition:background .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 10px 30px -22px rgba(22,32,42,.55)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;transition:color .2s ease-out}
.site-header.is-scrolled .brand{color:var(--ink)}
.brand-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(140deg,#2E9E8F,#1F5F8B);display:grid;place-items:center;color:#fff;font-weight:800;font-size:16px;letter-spacing:.5px;flex:none}
.brand-text strong{display:block;font-size:17px;font-weight:700;letter-spacing:.06em;line-height:1.2}
.brand-text small{display:block;font-size:11px;letter-spacing:.18em;opacity:.68;line-height:1.5}
.nav-chips{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.08);border-radius:999px;padding:6px}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;font-size:14px;color:#C9DCE8;border:1px solid transparent;transition:background .2s ease-out,color .2s ease-out}
.chip:hover{background:rgba(255,255,255,.14);color:#fff}
.chip.is-active{background:#fff;color:var(--brand-dark);font-weight:600}
.site-header.is-scrolled .nav-chips{background:#F1F5F8}
.site-header.is-scrolled .chip{color:var(--muted)}
.site-header.is-scrolled .chip:hover{background:#E6EDF3;color:var(--brand-dark)}
.site-header.is-scrolled .chip.is-active{background:var(--brand);color:#fff;font-weight:600}
.header-actions{display:flex;align-items:center;gap:18px}
.header-contact{font-size:13px;color:#C9DCE8;display:flex;flex-direction:column;line-height:1.5}
.header-contact span{opacity:.6;font-size:11px;letter-spacing:.08em}
.site-header.is-scrolled .header-contact{color:var(--muted)}
.site-header.is-scrolled .header-contact strong{color:var(--ink)}
.mobile-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.24);background:transparent;color:#fff;align-items:center;justify-content:center;cursor:pointer}
.site-header.is-scrolled .mobile-toggle{border-color:var(--line);color:var(--ink)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .2s ease-out,color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 12px 24px -18px rgba(31,95,139,.9)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-outline:hover{background:var(--brand-soft);border-color:#CBDDE9}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7)}
.btn-ember:hover{background:var(--ember);border-color:var(--ember)}
.btn-block{width:100%}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* ---------- hero ---------- */
.hero{position:relative;background:#0B2436 url('/assets/images/backpic/back-1.png') center/cover no-repeat;color:#fff;padding:88px 0 128px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(7,24,37,.95) 0%,rgba(10,34,50,.88) 46%,rgba(16,52,74,.62) 100%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:120px;background:linear-gradient(180deg,rgba(11,36,54,0),rgba(11,36,54,.55))}
.hero > .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;background:rgba(46,158,143,.18);border:1px solid rgba(46,158,143,.5);color:#8FD9CD;font-size:13px;letter-spacing:.04em}
.hero h1{margin:22px 0 18px;font-size:clamp(30px,4.2vw,50px);line-height:1.2;font-weight:700;letter-spacing:-.01em}
.hero-lead{font-size:17px;line-height:1.75;color:#C9DCE8;max-width:34em}
.hero-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:32px 0 34px;max-width:560px}
.hero-meta li{border-left:3px solid var(--mint);padding-left:14px}
.hero-meta span{display:block;font-size:12px;letter-spacing:.08em;color:#8FB3C7}
.hero-meta strong{display:block;font-size:15px;font-weight:600;color:#fff;margin-top:4px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-panel{background:#fff;border-radius:20px;padding:28px;color:var(--ink);box-shadow:0 30px 60px -40px rgba(0,0,0,.75);border:1px solid rgba(255,255,255,.6)}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.panel-head h2{font-size:16px;font-weight:700}
.panel-head span{font-size:12px;color:var(--mint);background:var(--mint-soft);padding:3px 10px;border-radius:999px;font-weight:600}
.panel-list{margin:6px 0 20px}
.panel-list li{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.panel-list li:last-child{border-bottom:none}
.panel-list span{color:var(--muted);flex:none}
.panel-list strong{font-weight:600;text-align:right}
.panel-note{margin-top:12px;font-size:12px;color:var(--muted);text-align:center}

/* ---------- stats ---------- */
.stats-wrap{position:relative;z-index:5;margin-top:-64px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.stat:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.stat-num{font-size:34px;font-weight:700;color:var(--brand);line-height:1.1;letter-spacing:-.02em}
.stat-num i{font-style:normal;font-size:16px;color:var(--mint);margin-left:4px}
.stat-label{margin-top:8px;font-size:13px;color:var(--muted);letter-spacing:.02em}

/* ---------- section base ---------- */
.section{padding:96px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-title{position:relative;padding-left:16px;font-size:clamp(23px,2.8vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand)}
.section-sub{margin-top:10px;padding-left:16px;font-size:15px;color:var(--muted);max-width:44em}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);transition:gap .2s ease-out,color .2s ease-out}
.link-more:hover{gap:12px;color:var(--brand-dark)}

/* ---------- agenda ---------- */
.day-tabs{display:inline-flex;gap:4px;background:#F1F5F8;border-radius:999px;padding:6px;margin-bottom:36px}
.day-tab{height:38px;padding:0 20px;border-radius:999px;border:none;background:transparent;color:var(--muted);font-size:14px;font-weight:600;cursor:pointer;transition:background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out}
.day-tab:hover{color:var(--brand-dark)}
.day-tab.is-active{background:var(--brand);color:#fff;box-shadow:0 10px 20px -14px rgba(31,95,139,.95)}
.day-panel{display:none}
.day-panel.is-active{display:block}
.timeline{position:relative;padding-left:36px}
.timeline::before{content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;background:#DCE7EF}
.tl-item{position:relative;margin-bottom:20px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{content:"";position:absolute;left:-31px;top:28px;width:12px;height:12px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px #fff}
.tl-card{background:#fff;border:1px solid var(--line);border-left:3px solid transparent;border-radius:var(--radius-card);padding:22px 24px;box-shadow:var(--shadow-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out}
.tl-card:hover{border-left-color:var(--brand);box-shadow:var(--shadow-2);transform:translateX(2px)}
.tl-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.tl-time{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:8px;background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}
.tl-room{font-size:12px;color:var(--muted)}
.tl-card h3{font-size:18px;font-weight:600;line-height:1.45}
.tl-speaker{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:13px;color:var(--muted)}
.avatar-dot{width:24px;height:24px;border-radius:50%;background:var(--mint-soft);color:var(--mint);display:grid;place-items:center;font-size:12px;font-weight:700;flex:none}

/* ---------- speakers ---------- */
.speaker-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.speaker{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.speaker:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.speaker-photo{aspect-ratio:1/1;overflow:hidden;background:#EEF3F7}
.speaker-photo img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.speaker:hover .speaker-photo img{transform:scale(1.03)}
.speaker-body{padding:20px}
.speaker-body h3{font-size:17px;font-weight:600}
.speaker-role{margin-top:6px;font-size:13px;color:var(--muted)}
.speaker-topic{margin-top:12px;font-size:13px;line-height:1.6;color:var(--brand);background:var(--brand-soft);border-radius:8px;padding:8px 10px}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:start}
.news-side{display:grid;gap:24px}
.news-side:empty{display:none}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:box-shadow .2s ease-out,transform .2s ease-out}
.news-card:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.news-thumb{display:block;aspect-ratio:16/10;background:#EEF3F7;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{padding:22px 24px}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--mint-soft);color:#1F7A6E;font-size:11px;font-weight:700;letter-spacing:.04em}
.news-title{margin-top:12px;font-size:19px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-title a:hover{color:var(--brand)}
.news-desc{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.news-link{display:inline-flex;align-items:center;gap:4px;color:var(--brand);font-weight:600;transition:gap .2s ease-out}
.news-card:hover .news-link{gap:10px}
.news-card-sm .news-body{padding:20px}
.news-card-sm .news-title{font-size:16px}
.empty-state{border:1.5px dashed #CBDDE9;border-radius:var(--radius-card);background:#fff;padding:56px 24px;text-align:center}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:18px}

/* ---------- plans ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px 26px;box-shadow:var(--shadow-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.plan:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.plan.is-featured{border:2px solid var(--brand);box-shadow:var(--shadow-2)}
.plan-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--ember);color:#fff;font-size:12px;font-weight:700;padding:5px 16px;border-radius:999px;letter-spacing:.06em}
.plan h3{font-size:18px;font-weight:700}
.plan-desc{margin-top:8px;font-size:13px;color:var(--muted);min-height:40px}
.plan-price{margin:18px 0 6px;display:flex;align-items:baseline;gap:6px}
.plan-price .num{font-size:40px;font-weight:700;color:var(--brand-dark);line-height:1;letter-spacing:-.02em}
.plan.is-featured .plan-price .num{color:var(--ember)}
.plan-price small{font-size:13px;color:var(--muted)}
.plan-list{margin:20px 0 26px;border-top:1px solid var(--line);padding-top:18px;flex:1}
.plan-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;padding:7px 0;color:#2B3A47}
.plan-list li i{font-style:normal;color:var(--mint);font-weight:700;flex:none}
.plan-list li.off{color:#9AA9B4}
.plan-list li.off i{color:#C3CFD8}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:16px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .2s ease-out}
.faq-item[open]{border-color:#CBDDE9}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 24px;font-size:16px;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:16px;line-height:1;flex:none;transition:transform .2s ease-out,background .2s ease-out,color .2s ease-out}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-answer{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- signup ---------- */
.signup{position:relative;background:#134059;border-radius:24px;padding:56px;overflow:hidden;color:#fff}
.signup::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:22px 22px;opacity:.5}
.signup::after{content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;background:rgba(46,158,143,.22)}
.signup-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.signup h2{font-size:clamp(24px,2.8vw,32px);font-weight:700;line-height:1.3}
.signup-lead{margin-top:14px;font-size:15px;line-height:1.8;color:#C9DCE8;max-width:30em}
.signup-points{margin-top:24px;display:grid;gap:12px}
.signup-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#DCEAF3}
.signup-points i{font-style:normal;width:18px;height:18px;border-radius:50%;background:var(--mint);color:#fff;display:grid;place-items:center;font-size:11px;flex:none;margin-top:3px}
.signup-contact{margin-top:28px;font-size:13px;color:#9FC0D3}
.signup-contact strong{color:#fff;font-weight:600}
.signup-card{background:#fff;border-radius:18px;padding:28px;color:var(--ink);box-shadow:0 30px 60px -34px rgba(0,0,0,.7)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field label em{color:var(--ember);font-style:normal;margin-left:2px}
.field input,.field select,.field textarea{width:100%;height:44px;border:1px solid #DCE4EA;border-radius:var(--radius-btn);padding:0 14px;font-size:14px;color:var(--ink);background:#fff;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.field textarea{height:88px;padding:12px 14px;resize:vertical;line-height:1.6}
.field select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235A6B78' stroke-width='2.4' stroke-linecap='round'><polyline points='6 9 12 15 18 9'/></svg>");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,139,.14)}
.agree{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--muted);line-height:1.6;margin:6px 0 18px}
.agree input{width:15px;height:15px;margin-top:2px;accent-color:var(--brand);flex:none}
.form-tip{margin-top:12px;font-size:12px;color:var(--muted);text-align:center}

/* ---------- footer ---------- */
.site-footer{background:#F2F6F9;border-top:1px solid var(--line);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{color:var(--ink)}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:11px;font-size:15px}
.footer-desc{margin-top:18px;font-size:14px;color:var(--muted);line-height:1.8;max-width:26em}
.footer-contact{margin-top:18px;display:grid;gap:8px;font-size:14px;color:var(--muted)}
.footer-contact strong{color:var(--ink);font-weight:600}
.footer-col h4{font-size:14px;font-weight:700;color:var(--brand);margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease-out,text-underline-offset .2s ease-out}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.qr-box{width:112px;height:112px;border-radius:12px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);font-size:12px;text-align:center;line-height:1.5;padding:8px}
.footer-bottom{border-top:1px solid #DDE7EE;padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:#8296A4}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- drawer ---------- */
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.is-open{display:block}
.drawer-backdrop{position:absolute;inset:0;background:rgba(9,24,36,.55)}
.drawer-panel{position:absolute;top:0;right:0;height:100%;width:min(340px,88vw);background:#fff;padding:24px;display:flex;flex-direction:column;box-shadow:-24px 0 48px -30px rgba(0,0,0,.5)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-size:16px}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:18px;color:var(--muted);cursor:pointer}
.drawer-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:20px 0 24px}
.drawer-link{display:flex;align-items:center;justify-content:center;height:42px;border-radius:10px;border:1px solid var(--line);font-size:14px;color:var(--ink);background:#F8FAFC}
.drawer-link.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.drawer-foot{margin-top:auto;display:grid;gap:12px}
.drawer-foot p{font-size:12px;color:var(--muted);text-align:center}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero-grid{gap:40px}
}
@media (max-width:1023px){
  .nav-chips,.header-contact{display:none}
  .mobile-toggle{display:inline-flex}
  .hero{padding:64px 0 96px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-panel{max-width:520px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .speaker-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:1fr}
  .plan-grid{grid-template-columns:1fr}
  .signup{padding:36px 28px}
  .signup-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:64px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .header-inner{height:68px}
  .hero-meta{grid-template-columns:1fr;gap:12px}
  .hero-meta li{border-left-width:3px}
  .stats{margin-top:0}
  .stats-wrap{margin-top:-40px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .news-body,.news-card-sm .news-body{padding:18px}
  .timeline{padding-left:26px}
  .timeline::before{left:7px}
  .tl-item::before{left:-25px;top:24px}
  .tl-top{gap:8px}
  .tl-time{margin-bottom:2px}
  .signup{border-radius:18px;padding:28px 20px}
  .signup-card{padding:22px}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
}
@media (max-width:519px){
  .speaker-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-cta .btn{width:100%}
  .day-tab{font-size:13px;padding:0 14px}
  .brand-text small{letter-spacing:.1em}
}

/* roulang page: category1 */
:root{
  --brand:#1F5F8B;
  --brand-dark:#164A6E;
  --brand-soft:#EEF4F8;
  --teal:#2E9E8F;
  --teal-soft:#E7F5F2;
  --amber:#E08A3C;
  --amber-soft:#FDF1E6;
  --ink:#16202A;
  --ink-2:#5A6B78;
  --ink-3:#8A9AA6;
  --bg:#F7F9FA;
  --card:#FFFFFF;
  --line:#E3EAF0;
  --dark:#0E1A24;
  --dark-2:#12232F;
  --dark-line:rgba(201,220,232,.16);
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(22,32,42,.06), 0 10px 24px -18px rgba(22,32,42,.35);
  --shadow-lg:0 2px 4px rgba(22,32,42,.08), 0 18px 36px -20px rgba(31,95,139,.32);
  --ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  transition:all var(--ease);border:1px solid transparent;white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:13.5px;border-radius:8px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 22px -16px rgba(31,95,139,.9);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-secondary{background:#fff;color:var(--brand);border-color:#CFDEE9;}
.btn-secondary:hover{background:var(--brand-soft);border-color:var(--brand);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(201,220,232,.45);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);}
.btn:disabled{opacity:.45;cursor:not-allowed;}
.btn-block{width:100%;}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px -20px rgba(22,32,42,.6);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px;}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(150deg,#1F5F8B,#12405F);
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.6px;
  box-shadow:0 10px 20px -14px rgba(31,95,139,.95);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:16px;font-weight:700;letter-spacing:.4px;}
.brand-text small{font-size:11.5px;color:var(--ink-3);letter-spacing:.4px;}
.nav-chips{
  display:flex;align-items:center;gap:4px;padding:6px;
  background:#F1F5F8;border-radius:999px;border:1px solid #E7EEF3;
}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 15px;
  border-radius:999px;font-size:14px;font-weight:500;color:var(--ink-2);
  border:1px solid transparent;white-space:nowrap;
}
.chip:hover{background:#E4EDF4;color:var(--brand);}
.chip.is-active{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 8px 18px -14px rgba(31,95,139,.95);}
.header-side{display:flex;align-items:center;gap:14px;}
.header-tel{font-size:13px;color:var(--ink-2);line-height:1.3;text-align:right;}
.header-tel strong{display:block;font-size:14.5px;color:var(--brand);letter-spacing:.3px;}
.burger{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,26,36,.5);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);
  background:#fff;z-index:80;transform:translateX(102%);
  transition:transform 260ms cubic-bezier(.4,0,.2,1);
  padding:22px 20px 26px;display:flex;flex-direction:column;gap:18px;
  box-shadow:-24px 0 48px -30px rgba(22,32,42,.7);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);font-size:18px;color:var(--ink-2);}
.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:center;height:44px;border-radius:10px;
  border:1px solid var(--line);font-size:14px;color:var(--ink-2);background:#FBFDFE;
}
.drawer-nav a.is-active{background:var(--brand);border-color:var(--brand);color:#fff;}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.drawer-foot .tel{font-size:13px;color:var(--ink-2);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark);color:#fff;isolation:isolate;}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;opacity:.5;z-index:-2;background:#EEF3F7;}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(102deg,rgba(9,18,25,.95) 0%,rgba(11,24,34,.82) 48%,rgba(12,28,40,.42) 100%);
}
.hero-grid-lines{
  position:absolute;inset:0;z-index:-1;opacity:.16;pointer-events:none;
  background-image:linear-gradient(rgba(201,220,232,.35) 1px,transparent 1px);
  background-size:100% 64px;
}
.hero-inner{padding:76px 0 84px;max-width:820px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#9FBACB;margin-bottom:22px;}
.crumb a:hover{color:#fff;}
.crumb .sep{opacity:.5;}
.crumb .cur{color:#D6E6F0;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(46,158,143,.55);background:rgba(46,158,143,.14);
  color:#8FE0D2;font-size:12.5px;letter-spacing:.6px;margin-bottom:20px;
}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.18;font-weight:700;letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:#8FE0D2;}
.hero-sub{font-size:16.5px;color:#C9DCE8;max-width:600px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:40px;}
.hero-meta{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;
  border-top:1px solid var(--dark-line);padding-top:22px;
}
.hero-meta div{padding-right:22px;border-right:1px solid var(--dark-line);}
.hero-meta div:last-child{border-right:0;padding-right:0;}
.hero-meta dt{font-size:12.5px;color:#8FA9B9;letter-spacing:.5px;margin-bottom:6px;}
.hero-meta dd{margin:0;font-size:15px;font-weight:600;color:#fff;}

/* ---------- 通用板块 ---------- */
.section{padding:92px 0;}
.section-tight{padding:72px 0;}
.sec-head{max-width:720px;margin-bottom:44px;}
.kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:12.5px;font-weight:600;
  letter-spacing:1.4px;color:var(--brand);margin-bottom:14px;
}
.kicker::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--brand);}
.sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.28;font-weight:700;letter-spacing:-.3px;margin-bottom:14px;}
.sec-head p{color:var(--ink-2);font-size:15.5px;max-width:640px;}

/* ---------- 动态分组卡 ---------- */
.update-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.update-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.update-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CFE0EC;}
.update-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EEF3F7;}
.update-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease-out;}
.update-card:hover .update-media img{transform:scale(1.04);}
.update-media .idx{
  position:absolute;top:12px;left:12px;height:26px;padding:0 10px;border-radius:999px;
  background:rgba(14,26,36,.72);color:#fff;font-size:12px;letter-spacing:1px;
  display:inline-flex;align-items:center;backdrop-filter:blur(4px);
}
.update-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:14px;flex:1;}
.update-body h3{font-size:19px;font-weight:600;line-height:1.4;}
.update-body p{font-size:14.5px;color:var(--ink-2);line-height:1.75;}
.bullet-list{display:flex;flex-direction:column;gap:9px;margin-top:2px;}
.bullet-list li{position:relative;padding-left:20px;font-size:14px;color:var(--ink-2);line-height:1.6;}
.bullet-list li::before{
  content:"";position:absolute;left:2px;top:8px;width:7px;height:7px;border-radius:50%;
  background:var(--teal);box-shadow:0 0 0 3px rgba(46,158,143,.16);
}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--teal-soft);color:#1C7C70;font-size:11.5px;font-weight:600;letter-spacing:.4px;
}
.tag-amber{background:var(--amber-soft);color:#B5671F;}
.tag-brand{background:var(--brand-soft);color:#1B547C;}

/* ---------- 左内容 + 右栏 ---------- */
.split-layout{display:grid;grid-template-columns:minmax(0,1.72fr) minmax(0,1fr);gap:32px;align-items:start;}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);padding:30px 30px 26px;
}
.panel-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:8px;}
.panel-head h3{font-size:20px;font-weight:600;}
.panel-head span{font-size:13px;color:var(--ink-3);}

.timeline{margin-top:26px;border-left:2px solid #DCE7EF;padding-left:26px;}
.tl-item{position:relative;padding-bottom:28px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:6px;width:12px;height:12px;border-radius:50%;
  background:#C6D6E2;box-shadow:0 0 0 4px #fff;
}
.tl-item.is-now::before{background:var(--teal);box-shadow:0 0 0 4px #fff,0 0 0 7px rgba(46,158,143,.18);}
.tl-item h4{font-size:16.5px;font-weight:600;margin-bottom:8px;display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.tl-time{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:var(--brand-soft);color:var(--brand);font-size:12.5px;font-weight:600;
}
.tl-item p{font-size:14.5px;color:var(--ink-2);line-height:1.75;}

.side-col{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px;}
.index-card{padding:24px 24px 20px;}
.index-card h3{font-size:15px;font-weight:600;letter-spacing:.4px;color:var(--brand);margin-bottom:14px;}
.index-list{display:flex;flex-direction:column;gap:4px;}
.index-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:10px;font-size:14.5px;color:var(--ink-2);
}
.index-list a:hover{background:var(--brand-soft);color:var(--brand);}
.index-list a.is-current{background:var(--brand);color:#fff;}
.index-list a .dot{width:6px;height:6px;border-radius:50%;background:var(--teal);flex:none;}
.index-list a.is-current .dot{background:#fff;}
.signup-mini{
  background:linear-gradient(160deg,#12303F,#0E1A24);color:#fff;border-radius:var(--radius-card);
  padding:26px 24px;box-shadow:var(--shadow-lg);border:1px solid rgba(201,220,232,.14);
}
.signup-mini .badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(224,138,60,.18);color:#F0B076;font-size:11.5px;font-weight:600;margin-bottom:14px;
}
.signup-mini h3{font-size:19px;font-weight:600;line-height:1.4;margin-bottom:10px;}
.signup-mini p{font-size:13.5px;color:#A9C2D1;line-height:1.7;margin-bottom:18px;}
.signup-mini .mini-note{font-size:12px;color:#8FA9B9;margin-top:12px;text-align:center;}

/* ---------- 数据条 ---------- */
.stats-band{background:var(--dark-2);color:#fff;position:relative;overflow:hidden;}
.stats-band::before{
  content:"";position:absolute;inset:0;opacity:.12;pointer-events:none;
  background-image:radial-gradient(rgba(201,220,232,.7) 1px,transparent 1px);
  background-size:26px 26px;
}
.stats-inner{position:relative;padding:64px 0;}
.stats-title{font-size:15px;color:#9FBACB;letter-spacing:1.2px;margin-bottom:26px;}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.stat{padding-left:20px;border-left:1px solid var(--dark-line);}
.stat strong{display:block;font-size:clamp(28px,3.6vw,42px);font-weight:700;line-height:1.1;color:#fff;letter-spacing:-1px;}
.stat strong small{font-size:15px;font-weight:600;letter-spacing:0;margin-left:4px;color:#8FE0D2;}
.stat span{display:block;margin-top:10px;font-size:13.5px;color:#9FBACB;}

/* ---------- 订阅表单 ---------- */
.subscribe-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:48px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:22px;
  padding:44px;box-shadow:var(--shadow-sm);
}
.subscribe-copy h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;margin-bottom:14px;}
.subscribe-copy p{font-size:15px;color:var(--ink-2);line-height:1.8;max-width:460px;}
.subscribe-copy .bullet-list{margin-top:18px;}
.form-card{background:#FBFDFE;border:1px solid var(--line);border-radius:16px;padding:26px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px;}
.field label .req{color:var(--amber);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 13px;border-radius:10px;border:1px solid #DCE4EA;
  background:#fff;font-size:14.5px;color:var(--ink);transition:all var(--ease);
  appearance:none;-webkit-appearance:none;
}
.field textarea{height:88px;padding:11px 13px;resize:vertical;line-height:1.7;}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235A6B78' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,95,139,.14);
}
.field input::placeholder,.field textarea::placeholder{color:#A9B7C2;}
.form-note{font-size:12px;color:var(--ink-3);line-height:1.7;margin-top:12px;}
.form-msg{
  display:none;margin-top:14px;padding:11px 14px;border-radius:10px;font-size:13.5px;
  background:var(--teal-soft);color:#1C7C70;border:1px solid rgba(46,158,143,.28);
}
.form-msg.is-visible{display:block;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{border-color:#CFE0EC;box-shadow:var(--shadow-lg);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand);
  font-size:17px;line-height:1;transition:all var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand);border-color:var(--brand);color:#fff;}
.faq-body{padding:0 24px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;}
.faq-body p + p{margin-top:10px;}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:linear-gradient(115deg,#12303F,#0E1A24 62%);color:#fff;
  border-radius:24px;padding:56px 48px;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:36px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,158,143,.28),transparent 68%);
}
.cta-band h2{font-size:clamp(23px,2.8vw,32px);font-weight:700;line-height:1.32;margin-bottom:14px;position:relative;}
.cta-band p{font-size:15px;color:#B7CDDA;line-height:1.8;position:relative;max-width:520px;}
.cta-side{position:relative;display:flex;flex-direction:column;gap:14px;}
.cta-side .btn{width:100%;}
.cta-side .contact-line{font-size:13.5px;color:#9FBACB;text-align:center;}
.cta-side .contact-line strong{color:#fff;letter-spacing:.4px;}

/* ---------- 页脚 ---------- */
.site-footer{background:#F2F6F9;border-top:1px solid var(--line);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:13.5px;color:var(--ink-2);line-height:1.8;max-width:340px;margin-bottom:18px;}
.footer-contact{display:flex;flex-direction:column;gap:7px;font-size:13px;color:var(--ink-2);}
.footer-contact strong{color:var(--ink);font-weight:600;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--brand);letter-spacing:.4px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul li a{font-size:14px;color:var(--ink-2);}
.footer-col ul li a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.qr-box{
  width:112px;height:112px;border-radius:12px;border:1px dashed #C3D5E1;background:#fff;
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:var(--ink-3);line-height:1.6;padding:8px;
}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid #DFE8EF;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12px;color:#8A9AA6;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .update-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:1023px){
  .nav-chips,.header-side{display:none;}
  .burger{display:inline-flex;}
  .hero-inner{padding:60px 0 66px;}
  .section{padding:68px 0;}
  .split-layout{grid-template-columns:minmax(0,1fr);}
  .side-col{position:static;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .subscribe-wrap{grid-template-columns:minmax(0,1fr);gap:32px;padding:34px;}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:42px 30px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .update-grid{grid-template-columns:minmax(0,1fr);}
  .hero-meta{grid-template-columns:minmax(0,1fr);gap:16px;padding-top:20px;}
  .hero-meta div{border-right:0;border-bottom:1px solid var(--dark-line);padding:0 0 14px;}
  .hero-meta div:last-child{border-bottom:0;padding-bottom:0;}
  .panel{padding:24px 20px 22px;}
  .timeline{padding-left:20px;}
  .tl-item::before{left:-27px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:32px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519px){
  .hero-inner{padding:48px 0 56px;}
  .hero-actions .btn{width:100%;}
  .stats-grid{grid-template-columns:minmax(0,1fr);gap:22px;}
  .stat{padding-left:16px;}
  .cta-band{padding:34px 22px;border-radius:18px;}
  .subscribe-wrap{padding:24px;}
  .form-card{padding:20px;}
}

/* roulang page: article */
:root{
  --steel:#1F5F8B;
  --steel-dark:#17486A;
  --steel-soft:#EEF4F8;
  --jade:#2E9E8F;
  --jade-soft:#E7F5F2;
  --jade-ink:#1F7A6E;
  --clay:#E08A3C;
  --bg:#F7F9FA;
  --ink:#16202A;
  --muted:#5A6B78;
  --faint:#8C9BA6;
  --line:#E3EAF0;
  --tray:#F1F5F8;
  --r-card:16px;
  --r-btn:10px;
  --shadow-sm:0 1px 2px rgba(22,32,42,.06),0 10px 24px -18px rgba(22,32,42,.35);
  --shadow-md:0 2px 4px rgba(22,32,42,.08),0 18px 36px -20px rgba(31,95,139,.32);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.7;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{display:block;max-width:100%;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease-out,background-color .2s ease-out,border-color .2s ease-out}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(227,234,240,.65);transition:box-shadow .2s ease-out,border-color .2s ease-out}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 10px 28px -24px rgba(22,32,42,.75)}
.header-inner{display:flex;align-items:center;gap:24px;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:42px;height:42px;border-radius:12px;background:var(--steel);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.04em;box-shadow:var(--shadow-sm);transition:transform .2s ease-out,background-color .2s ease-out}
.brand:hover .brand-mark{background:var(--steel-dark);transform:translateY(-1px)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16px;font-weight:700;letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.02em}
.nav-chips{display:flex;align-items:center;gap:4px;margin:0 auto;background:var(--tray);border-radius:999px;padding:6px}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;font-size:14px;color:var(--muted);white-space:nowrap;background:transparent;border:1px solid transparent;transition:background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out}
.chip:hover{background:#fff;color:var(--steel);border-color:var(--line)}
.chip.is-active{background:var(--steel);color:#fff;border-color:var(--steel)}
.chip.is-active:hover{background:var(--steel-dark);color:#fff;border-color:var(--steel-dark)}
.header-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.header-contact{display:flex;flex-direction:column;font-size:12px;color:var(--muted);line-height:1.45;text-align:right}
.header-contact strong{color:var(--ink);font-weight:600}
.header-contact a:hover{color:var(--steel)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn-primary{background:var(--steel);color:#fff;box-shadow:0 10px 22px -16px rgba(31,95,139,.9)}
.btn-primary:hover{background:var(--steel-dark);transform:translateY(-1px);box-shadow:0 16px 28px -16px rgba(31,95,139,.85)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px -12px rgba(31,95,139,.9)}
.btn-outline{background:#fff;color:var(--steel);border-color:var(--line)}
.btn-outline:hover{background:var(--steel-soft);border-color:#CFE0EC}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.42)}
.btn-ghost:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.7)}
.btn-clay:hover{background:var(--clay);border-color:var(--clay);color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-lg{height:52px;padding:0 30px;font-size:16px;border-radius:12px}

/* ============ 内页头图 ============ */
.page-banner{position:relative;isolation:isolate;overflow:hidden;background:#0C2436;color:#fff}
.page-banner__bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.44;z-index:-2}
.page-banner__veil{position:absolute;inset:0;z-index:-1;background:linear-gradient(140deg,rgba(9,28,42,.94) 0%,rgba(11,36,54,.82) 45%,rgba(15,49,73,.66) 100%)}
.page-banner__inner{position:relative;padding:44px 0 150px}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:#A9C4D6;flex-wrap:wrap;margin-bottom:26px}
.breadcrumb a{color:#A9C4D6}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:#5B7E96}
.breadcrumb .current{color:#EAF2F7;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.06em;color:#8FE3D4;margin-bottom:16px}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:#8FE3D4}
.page-title{font-size:clamp(28px,3.6vw,50px);line-height:1.24;font-weight:700;letter-spacing:-.01em;max-width:22ch;color:#fff;word-break:break-word}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:24px;font-size:13.5px;color:#B4CCDC}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#5B7E96}
.meta-row .badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:rgba(46,158,143,.2);color:#9BE7DA;font-size:12px;font-weight:600}

/* ============ 正文区 ============ */
.article-section{position:relative;z-index:2;margin-top:-108px;padding-bottom:28px}
.article-card{max-width:920px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-md);padding:52px 56px}
.article-body{font-size:17px;line-height:1.85;color:var(--ink);word-break:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em}
.article-body h2{position:relative;font-size:24px;line-height:1.45;font-weight:700;margin:2.4em 0 .85em;padding-top:1.25em;border-top:1px solid var(--line);color:var(--ink)}
.article-body h2::before{content:"";position:absolute;left:0;top:-1px;width:46px;height:2px;background:var(--steel);border-radius:2px}
.article-body h3{font-size:20px;line-height:1.5;font-weight:700;margin:1.9em 0 .6em;color:var(--steel-dark)}
.article-body h4{font-size:17px;font-weight:700;margin:1.6em 0 .5em;color:var(--steel-dark)}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.35em}
.article-body ul li{list-style:disc;margin:.4em 0}
.article-body ol li{list-style:decimal;margin:.4em 0}
.article-body li::marker{color:var(--jade)}
.article-body blockquote{margin:1.7em 0;padding:20px 24px;background:var(--steel-soft);border-left:4px solid var(--steel);border-radius:0 12px 12px 0;color:#283B49}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.5em auto;background:#EEF3F7}
.article-body figure{margin:1.7em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;line-height:1.7}
.article-body a{color:var(--steel);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:var(--jade)}
.article-body table{width:100%;border-collapse:collapse;margin:1.7em 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.article-body th{background:var(--steel-soft);color:var(--steel-dark);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 15px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:#FAFCFD}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body code{background:var(--tray);padding:2px 6px;border-radius:6px;font-size:.92em;color:#1B4A6B}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.article-body strong{font-weight:700;color:#0F2733}

.article-foot{margin-top:44px;padding-top:26px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.tag-label{font-size:13px;color:var(--faint);margin-right:2px}
.tag-chip{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;background:var(--jade-soft);color:var(--jade-ink);font-size:12px;font-weight:500;transition:background-color .2s ease-out,color .2s ease-out}
.tag-chip:hover{background:#D3EEE8;color:#155E54}

.empty-state{text-align:center;padding:48px 12px 56px}
.empty-icon{width:64px;height:64px;margin:0 auto 20px;border-radius:18px;background:var(--steel-soft);color:var(--steel);display:grid;place-items:center;font-size:26px;font-weight:700}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:15px;max-width:460px;margin:0 auto 24px}

/* ============ 参会速览条 ============ */
.facts-section{padding:52px 0 0}
.facts-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}
.fact{background:#fff;padding:24px 26px;transition:background-color .2s ease-out}
.fact:hover{background:#FBFDFE}
.fact__label{font-size:12px;letter-spacing:.06em;color:var(--faint)}
.fact__value{display:block;margin-top:8px;font-size:19px;font-weight:700;color:var(--steel-dark);font-variant-numeric:tabular-nums;line-height:1.4}

/* ============ 相关推荐 ============ */
.related-section{padding:76px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head .eyebrow{color:var(--steel);margin-bottom:10px}
.section-head .eyebrow::before{background:var(--steel)}
.section-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--steel);white-space:nowrap;padding-bottom:4px}
.link-more span{transition:transform .2s ease-out}
.link-more:hover{color:var(--steel-dark)}
.link-more:hover span{transform:translateX(4px)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#CFE0EC}
.post-card__media{aspect-ratio:16/10;background:#EEF3F7;overflow:hidden}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.post-card:hover .post-card__media img{transform:scale(1.04)}
.post-card__body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 22px;flex:1}
.post-card__cat{align-self:flex-start;font-size:11px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--jade-soft);color:var(--jade-ink)}
.post-card__title{font-size:17px;font-weight:600;line-height:1.5;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease-out}
.post-card:hover .post-card__title{color:var(--steel)}
.post-card__desc{font-size:14px;line-height:1.72;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums}
.post-card__foot .arrow{color:var(--steel);font-weight:600;transition:transform .2s ease-out}
.post-card:hover .post-card__foot .arrow{transform:translateX(4px)}

/* ============ 报名 CTA ============ */
.cta-section{padding:80px 0 96px}
.cta-card{position:relative;isolation:isolate;overflow:hidden;border-radius:24px;background:#0E2B40;color:#fff;padding:56px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;box-shadow:0 32px 60px -46px rgba(14,43,64,.9)}
.cta-card__bg{position:absolute;inset:0;z-index:-1;background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;opacity:.24}
.cta-card__veil{position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,rgba(14,43,64,.96) 0%,rgba(14,43,64,.8) 60%,rgba(23,72,106,.72) 100%)}
.cta-copy h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.32;letter-spacing:-.01em}
.cta-copy p{margin-top:14px;font-size:15px;line-height:1.8;color:#C9DCE8;max-width:44ch}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:24px}
.cta-points li{position:relative;padding-left:26px;font-size:14px;color:#DCEAF3;line-height:1.7}
.cta-points li::before{content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;background:rgba(46,158,143,.28);box-shadow:inset 0 0 0 4px rgba(46,158,143,.55)}
.cta-action{display:flex;flex-direction:column;align-items:flex-start;gap:14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:28px}
.cta-action .btn{width:100%}
.cta-hint{font-size:13px;color:#A9C4D6;line-height:1.7}
.cta-action .contact-line{font-size:13px;color:#C9DCE8}
.cta-action .contact-line strong{color:#fff;font-variant-numeric:tabular-nums}

/* ============ 页脚 ============ */
.site-footer{background:#F2F6F9;border-top:1px solid var(--line);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.7fr .8fr .8fr .8fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.85;color:var(--muted);max-width:340px}
.footer-contact{display:flex;flex-direction:column;gap:8px;margin-top:20px;font-size:13px;color:var(--muted)}
.footer-contact strong{color:var(--ink);font-weight:600}
.footer-col h4{font-size:14px;font-weight:600;color:var(--steel);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--steel);text-decoration:underline;text-underline-offset:3px}
.qr-box{width:122px;height:122px;border:1px dashed #C4D4E0;border-radius:12px;background:#fff;display:grid;place-items:center;text-align:center;font-size:12px;line-height:1.7;color:var(--faint)}
.footer-bottom{margin-top:48px;padding-top:20px;border-top:1px solid #E1E9EF;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:12px;color:var(--faint)}

/* ============ 移动端抽屉 ============ */
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;transition:background-color .2s ease-out,border-color .2s ease-out}
.nav-toggle:hover{background:var(--steel-soft);border-color:#CFE0EC}
.nav-toggle span{display:block;width:16px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease-out}
.nav-drawer{position:fixed;inset:0;z-index:90;opacity:0;pointer-events:none;transition:opacity .25s ease-out}
.nav-drawer.is-open{opacity:1;pointer-events:auto}
.drawer-backdrop{position:absolute;inset:0;background:rgba(9,28,42,.5);backdrop-filter:blur(2px)}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;padding:22px;display:flex;flex-direction:column;gap:22px;transform:translateX(100%);transition:transform .28s ease-out;box-shadow:-20px 0 48px -30px rgba(22,32,42,.6)}
.nav-drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;font-size:20px;color:var(--muted);transition:background-color .2s ease-out,color .2s ease-out}
.drawer-close:hover{background:var(--steel-soft);color:var(--steel)}
.drawer-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.drawer-link{display:flex;align-items:center;justify-content:center;height:44px;border-radius:10px;border:1px solid var(--line);background:#FBFDFE;font-size:14px;font-weight:500;color:var(--muted);transition:all .2s ease-out}
.drawer-link:hover{background:var(--steel-soft);color:var(--steel);border-color:#CFE0EC}
.drawer-link.is-active{background:var(--steel);border-color:var(--steel);color:#fff}
.drawer-cta{margin-top:auto}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-card{padding:44px 40px}
}
@media (max-width:1023px){
  .nav-chips{display:none}
  .header-contact{display:none}
  .nav-toggle{display:inline-flex}
  .brand{margin-right:auto}
  .header-inner{min-height:68px;gap:12px}
  .page-banner__inner{padding:34px 0 130px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-card{grid-template-columns:1fr;padding:40px;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .page-title{max-width:26ch}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .article-card{padding:30px 22px;border-radius:16px}
  .article-section{margin-top:-96px}
  .article-body{font-size:16.5px;line-height:1.82}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .page-banner__inner{padding:26px 0 122px}
  .page-title{font-size:26px;max-width:100%}
  .breadcrumb{font-size:12px;margin-bottom:20px}
  .breadcrumb .current{max-width:100%}
  .facts-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fact{padding:18px 18px}
  .fact__value{font-size:17px}
  .related-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .cta-card{padding:30px 24px;border-radius:18px}
  .cta-action{padding:22px}
  .related-section{padding-top:56px}
  .cta-section{padding:56px 0 64px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .article-foot{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .brand-text small{display:none}
  .brand-mark{width:38px;height:38px;border-radius:10px;font-size:12px}
  .btn-lg{height:48px;padding:0 22px;font-size:15px}
  .page-banner__inner{padding:22px 0 118px}
  .meta-row{font-size:12.5px;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --primary:#1F5F8B;
  --primary-600:#1A5279;
  --primary-100:#EEF4F8;
  --teal:#2E9E8F;
  --teal-soft:rgba(46,158,143,.12);
  --amber:#E08A3C;
  --bg:#F7F9FA;
  --card:#FFFFFF;
  --line:#E3EAF0;
  --line-strong:#D5E2EC;
  --text:#16202A;
  --muted:#5A6B78;
  --tray:#F1F5F8;
  --ink:#0D1B25;
  --ink-2:#14303F;
  --ink-text:#C9DCE8;
  --ink-line:rgba(201,220,232,.16);
  --r-card:16px;
  --r-btn:10px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(22,32,42,.06), 0 10px 24px -18px rgba(22,32,42,.35);
  --sh-2:0 2px 4px rgba(22,32,42,.08), 0 18px 36px -20px rgba(31,95,139,.32);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body.page-body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4,p,figure{margin:0}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background .2s var(--ease);
}
.site-header.is-stuck{box-shadow:0 12px 30px -24px rgba(22,32,42,.7)}
.header-inner{display:flex;align-items:center;gap:18px;height:76px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,#1F5F8B,#2E9E8F);
  color:#fff;font-weight:700;font-size:13px;letter-spacing:.4px;
  display:grid;place-items:center;
  box-shadow:0 10px 20px -14px rgba(31,95,139,.95);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:16px;letter-spacing:.3px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.4px}
.nav-chips{display:flex;align-items:center;gap:4px;margin-left:auto;background:var(--tray);border-radius:999px;padding:6px}
.chip{
  height:36px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;
  font-size:14px;color:#41525F;border:1px solid transparent;white-space:nowrap;
  transition:all .2s var(--ease);
}
.chip:hover{background:#E4ECF2;color:var(--primary)}
.chip.is-active{background:var(--primary);color:#fff;box-shadow:0 8px 18px -12px rgba(31,95,139,.95)}
.header-actions{display:flex;flex-direction:column;align-items:flex-end;gap:2px;flex-shrink:0}
.header-tel{font-size:12px;color:var(--muted);transition:color .2s var(--ease)}
.header-tel:hover{color:var(--primary)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line-strong);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
  transition:all .2s var(--ease);
}
.nav-toggle:hover{background:var(--primary-100);border-color:var(--primary)}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--primary);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--primary);transition:transform .2s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.drawer{
  display:none;border-top:1px solid var(--line);background:#fff;
  padding:16px 24px 22px;box-shadow:0 24px 40px -30px rgba(22,32,42,.8);
}
.drawer.is-open{display:block}
.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.dchip{
  display:flex;align-items:center;justify-content:center;height:44px;border-radius:12px;
  border:1px solid var(--line-strong);font-size:14px;color:#41525F;background:#FBFDFE;
  transition:all .2s var(--ease);
}
.dchip.is-active{background:var(--primary);color:#fff;border-color:var(--primary)}
.drawer-cta{width:100%;margin-top:14px}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:all .2s var(--ease);
}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 14px 26px -18px rgba(31,95,139,.95)}
.btn-primary:hover{background:var(--primary-600);transform:translateY(-1px);box-shadow:0 18px 30px -18px rgba(31,95,139,1)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.72)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--line-strong)}
.btn-outline:hover{background:var(--primary-100);border-color:var(--primary)}
.btn-amber{background:var(--amber);color:#fff;box-shadow:0 14px 26px -18px rgba(224,138,60,.95)}
.btn-amber:hover{background:#CE7A2E;transform:translateY(-1px)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:46px 0 76px}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.4;filter:saturate(.8);
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(900px 420px at 88% 8%,rgba(46,158,143,.28),transparent 62%),
    radial-gradient(700px 380px at 6% 92%,rgba(31,95,139,.42),transparent 66%),
    linear-gradient(115deg,rgba(8,18,25,.96) 10%,rgba(11,32,45,.9) 52%,rgba(14,44,60,.76) 100%);
}
.hero-inner{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#8FA9BA;margin-bottom:26px}
.crumbs a{transition:color .2s var(--ease)}
.crumbs a:hover{color:#fff}
.crumbs .sep{color:#5A7484}
.crumbs .current{color:#DDEAF2}
.hero-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:56px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:600;letter-spacing:.12em;color:#8FD3C9;
  border:1px solid rgba(143,211,201,.35);border-radius:999px;padding:6px 14px;
  background:rgba(46,158,143,.12);
}
.hero h1{
  font-size:clamp(30px,4.2vw,50px);line-height:1.2;font-weight:700;letter-spacing:-.5px;
  margin-top:22px;color:#fff;
}
.hero-lead{margin-top:18px;font-size:17px;line-height:1.75;color:#C9DCE8;max-width:560px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;font-size:14px;color:#A7C0D0}
.hero-meta li{display:inline-flex;align-items:center;gap:8px}
.hero-meta li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-panel{
  border:1px solid var(--ink-line);border-radius:var(--r-card);
  background:linear-gradient(160deg,rgba(19,48,66,.92),rgba(11,30,42,.9));
  padding:24px;box-shadow:0 30px 60px -40px rgba(0,0,0,.9);
  backdrop-filter:blur(4px);
}
.panel-head{
  display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;
  color:#9FD8D0;letter-spacing:.06em;padding-bottom:16px;border-bottom:1px solid var(--ink-line);
}
.panel-head .dot{width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(46,158,143,.2)}
.panel-list{display:flex;flex-direction:column;gap:12px;margin-top:16px}
.panel-list li{display:flex;align-items:baseline;justify-content:space-between;gap:14px;font-size:14px}
.panel-list li span{color:#8FA9BA}
.panel-list li strong{color:#fff;font-weight:600;text-align:right}
.panel-btn{width:100%;margin-top:22px}

/* ===== 板块通用 ===== */
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--dark{background:linear-gradient(140deg,#0D1B25,#13303F);color:#fff;position:relative;overflow:hidden}
.section--dark::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 340px at 82% 0%,rgba(46,158,143,.22),transparent 62%);
  pointer-events:none;
}
.section--dark > .container{position:relative;z-index:1}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:44px}
.kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--primary);letter-spacing:.05em}
.kicker::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary)}
.section--dark .kicker{color:#8FD3C9}
.section--dark .kicker::before{background:var(--teal)}
.sec-title{font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.28;margin-top:14px;letter-spacing:-.3px}
.sec-desc{color:var(--muted);font-size:15px;line-height:1.8;max-width:640px;margin-top:12px}
.section--dark .sec-desc{color:#9FB8C8}
.text-link{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--primary);
  transition:gap .2s var(--ease),color .2s var(--ease);
}
.text-link:hover{gap:14px;color:var(--primary-600)}
.section--dark .text-link{color:#8FD3C9}

/* ===== 议题分组 ===== */
.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.topic-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;position:relative;overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.topic-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--teal);
  transform:scaleY(0);transform-origin:top;transition:transform .25s var(--ease);
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE0EB}
.topic-card:hover::before{transform:scaleY(1)}
.topic-no{font-size:12px;font-weight:700;color:var(--teal);letter-spacing:.14em}
.topic-card h3{font-size:18px;font-weight:700;margin-top:10px;line-height:1.4}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.75;margin-top:10px}
.attr-list{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:8px}
.attr-list li{display:flex;justify-content:space-between;gap:12px;font-size:13px}
.attr-list li span{color:#8695A1}
.attr-list li strong{color:var(--text);font-weight:600}

/* ===== 杂志式图文混排 ===== */
.mag{display:flex;flex-direction:column;gap:36px}
.mag-row{display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center}
.mag-row--reverse .mag-media{order:2}
.mag-media{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  background:#EEF3F7;box-shadow:var(--sh-1);
}
.mag-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease)}
.mag-row:hover .mag-media img{transform:scale(1.03)}
.mag-media .badge-float{
  position:absolute;left:16px;top:16px;z-index:2;
  background:rgba(13,27,37,.82);color:#fff;font-size:12px;font-weight:600;
  padding:6px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.mag-body{padding:6px 0}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--teal-soft);color:#1E7A6E;font-size:12px;font-weight:600;
}
.mag-body h3{font-size:clamp(20px,2.2vw,26px);line-height:1.35;font-weight:700;margin-top:16px;letter-spacing:-.2px}
.mag-body h3 a{transition:color .2s var(--ease)}
.mag-body h3 a:hover{color:var(--primary)}
.mag-body p{font-size:15px;line-height:1.85;color:var(--muted);margin-top:14px}
.mag-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:20px;font-size:13px;color:#8695A1}
.mag-meta .who{display:inline-flex;align-items:center;gap:8px;color:var(--text);font-weight:600}
.mag-meta .avatar{width:26px;height:26px;border-radius:50%;object-fit:cover;background:#E4EDF3}
.mag-quote{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:38px 36px;box-shadow:var(--sh-1);transition:box-shadow .2s var(--ease),transform .2s var(--ease);
}
.mag-quote:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.mag-quote::before{
  content:"“";position:absolute;left:24px;top:6px;font-size:72px;line-height:1;
  color:rgba(46,158,143,.24);font-family:Georgia,serif;
}
.mag-quote h3{font-size:clamp(19px,2vw,24px);line-height:1.5;font-weight:700;position:relative;padding-top:14px}
.mag-quote p{font-size:15px;line-height:1.85;color:var(--muted);margin-top:14px}

/* ===== 数据带 ===== */
.stat-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  border:1px solid var(--ink-line);border-radius:20px;padding:36px 32px;
  background:linear-gradient(140deg,rgba(20,48,63,.7),rgba(10,26,36,.55));
}
.stat-item{text-align:left}
.stat-item .val{font-size:clamp(28px,3.4vw,40px);font-weight:700;color:#fff;line-height:1.1;letter-spacing:-1px}
.stat-item .val em{font-style:normal;font-size:15px;font-weight:600;color:#8FD3C9;margin-left:4px}
.stat-item .lb{margin-top:10px;font-size:13px;color:#8FA9BA}

/* ===== 流程时间线 ===== */
.step-list{display:flex;flex-direction:column;gap:0;position:relative;margin-top:8px}
.step-list::before{content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;background:#DCE7EF}
.step-item{position:relative;padding:0 0 30px 46px}
.step-item:last-child{padding-bottom:0}
.step-item::before{
  content:"";position:absolute;left:5px;top:8px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--teal);box-shadow:0 0 0 4px rgba(46,158,143,.14);
}
.step-item .step-no{font-size:12px;font-weight:700;color:var(--teal);letter-spacing:.12em}
.step-item h3{font-size:18px;font-weight:700;margin-top:6px}
.step-item p{font-size:14.5px;line-height:1.8;color:var(--muted);margin-top:8px;max-width:640px}

/* ===== 讲者卡 ===== */
.speaker-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.speaker-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.speaker-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.speaker-photo{overflow:hidden;background:#EEF3F7;aspect-ratio:1/1}
.speaker-photo img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.speaker-card:hover .speaker-photo img{transform:scale(1.04)}
.speaker-body{padding:18px 20px 22px}
.speaker-body h3{font-size:17px;font-weight:700}
.speaker-body .role{font-size:13px;color:var(--muted);margin-top:4px}
.speaker-body .topic-line{
  font-size:13px;color:var(--primary);margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);
  line-height:1.6;
}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:0 24px;box-shadow:var(--sh-1);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:#CFE0EB;box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 0;font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex-shrink:0;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line-strong);color:var(--primary);
  display:grid;place-items:center;font-size:18px;line-height:1;
  transition:transform .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--teal);border-color:var(--teal)}
.faq-item .faq-answer{padding:0 0 24px;font-size:15px;line-height:1.85;color:var(--muted);max-width:780px}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;padding:56px 48px;
  background:linear-gradient(125deg,#0D1B25 0%,#153D4F 58%,#1B5A6B 100%);
  color:#fff;display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;
  box-shadow:0 40px 70px -50px rgba(13,27,37,.95);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-100px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,158,143,.35),transparent 66%);
}
.cta-band h2{font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.3;position:relative}
.cta-band p{margin-top:14px;color:#A7C0D0;font-size:15px;line-height:1.8;max-width:520px;position:relative}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:22px;font-size:14px;color:#C9DCE8;position:relative}
.cta-points li{display:inline-flex;align-items:center;gap:8px}
.cta-points li::before{content:"✓";color:#8FD3C9;font-weight:700}
.cta-side{display:flex;flex-direction:column;gap:12px;position:relative}
.cta-side .btn{width:100%}
.cta-side .note{font-size:12.5px;color:#8FA9BA;text-align:center}

/* ===== 页脚 ===== */
.site-footer{background:#F2F6F9;border-top:1px solid var(--line);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.8;color:var(--muted);max-width:340px}
.footer-contact{display:flex;flex-direction:column;gap:8px;margin-top:18px;font-size:13.5px;color:var(--muted)}
.footer-contact strong{color:var(--text);font-weight:600}
.footer-col h4{font-size:14px;font-weight:600;color:var(--primary);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s var(--ease),text-underline-offset .2s var(--ease)}
.footer-col a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.qr-box{
  width:104px;height:104px;border-radius:14px;border:1px dashed #BFD3E0;background:#fff;
  display:grid;place-items:center;text-align:center;font-size:12px;color:#8695A1;line-height:1.5;
}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12px;color:#8695A1;
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .speaker-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-grid{gap:40px}
}
@media (max-width:1023px){
  .nav-chips{display:none}
  .header-tel{display:none}
  .header-actions{flex-direction:row;margin-left:auto}
  .nav-toggle{display:inline-flex}
  .header-inner{height:68px;gap:12px}
  .hero{padding:36px 0 60px}
  .hero-grid{grid-template-columns:1fr}
  .hero-panel{max-width:520px}
  .section{padding:72px 0}
  .mag-row{grid-template-columns:1fr;gap:22px}
  .mag-row--reverse .mag-media{order:0}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr));padding:28px 24px}
  .cta-band{grid-template-columns:1fr;padding:40px 28px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .topic-grid,.speaker-grid{grid-template-columns:1fr}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .section-head{margin-bottom:28px}
  .hero h1{font-size:30px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .brand-text small{display:none}
  .stat-band{grid-template-columns:1fr;gap:20px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .mag-quote{padding:30px 24px}
  .faq-item{padding:0 18px}
  .faq-item summary{font-size:15px;padding:18px 0}
}
@media (max-width:400px){
  .drawer-nav{grid-template-columns:1fr}
  .hero-meta{flex-direction:column;gap:8px}
}

/* roulang page: category3 */
:root{
  --primary:#1F5F8B;
  --primary-dark:#17496C;
  --jade:#2E9E8F;
  --jade-soft:#E8F5F3;
  --warm:#E08A3C;
  --bg:#F7F9FA;
  --card:#FFFFFF;
  --line:#E3EAF0;
  --text:#16202A;
  --muted:#5A6B78;
  --ink:#0E1B26;
  --mist-tray:#F1F5F8;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(22,32,42,.06),0 10px 24px -18px rgba(22,32,42,.35);
  --shadow-2:0 2px 4px rgba(22,32,42,.08),0 18px 36px -20px rgba(31,95,139,.32);
  --ease:200ms ease-out;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
.num{font-variant-numeric:tabular-nums}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.site-link{color:var(--primary)}
.site-link:hover{text-decoration:underline;text-underline-offset:2px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px -16px rgba(22,32,42,.55)}
.header-inner{display:flex;align-items:center;gap:20px;height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(150deg,var(--primary),var(--primary-dark));
  color:#fff;font-weight:800;font-size:13px;letter-spacing:.3px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.5px}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.4px}
.nav-chips{
  display:flex;align-items:center;gap:4px;margin-left:auto;
  background:var(--mist-tray);border-radius:999px;padding:6px;
}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;color:#41535f;border:1px solid transparent;white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{background:#E4ECF2;color:var(--primary-dark)}
.chip.is-active{background:var(--primary);color:#fff;font-weight:600}
.chip.is-active:hover{background:var(--primary-dark);color:#fff}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.header-link{font-size:13px;color:var(--muted);transition:color var(--ease)}
.header-link:hover{color:var(--primary)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:4px;
  transition:border-color var(--ease),background var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform var(--ease),opacity var(--ease)}
.nav-toggle:hover{border-color:var(--primary);background:#F5F9FC}
.nav-toggle:focus-visible{outline:2px solid var(--jade);outline-offset:2px}
.drawer{display:none;border-top:1px solid var(--line);background:#fff;box-shadow:0 18px 30px -24px rgba(22,32,42,.6)}
.drawer.is-open{display:block}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:18px 0 6px}
.drawer-grid .chip{justify-content:center;height:42px;border-color:var(--line);background:#F7F9FA}
.drawer-grid .chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff}
.drawer-foot{padding:14px 0 20px;display:flex;flex-direction:column;gap:10px}
.drawer-foot .header-link{font-size:13px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-size:14px;font-weight:600;
  padding:12px 22px;border:1px solid transparent;cursor:pointer;
  transition:background var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  font-family:inherit;line-height:1.2;
}
.btn:focus-visible{outline:2px solid var(--jade);outline-offset:2px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 22px -16px rgba(31,95,139,.9)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-warm{background:var(--warm);color:#fff}
.btn-warm:hover{background:#CD7828;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.btn-outline{background:#fff;color:var(--primary);border-color:#CBDDE9}
.btn-outline:hover{background:#EEF4F8;border-color:var(--primary)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}

/* ---------- page head ---------- */
.page-head{
  position:relative;color:#fff;
  background-image:
    linear-gradient(112deg,rgba(14,27,38,.95) 0%,rgba(23,73,108,.9) 52%,rgba(31,95,139,.72) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:56px 0 60px;
  overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:22px 22px;opacity:.35;pointer-events:none;
}
.page-head .container{position:relative;z-index:1}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:#BFD6E4;flex-wrap:wrap}
.crumbs a{color:#D6E6F0}
.crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.crumbs span.sep{opacity:.5}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-top:22px}
.head-copy{max-width:720px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:1.5px;
  color:#9FC3D8;text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--jade);border-radius:2px}
.page-title{font-size:44px;line-height:1.2;font-weight:700;margin:0;letter-spacing:.5px}
.page-lead{margin:16px 0 0;font-size:16px;color:#C9DCE8;max-width:600px}
.head-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.fact-pill{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  font-size:13px;color:#E4EFF6;
}
.fact-pill i{width:6px;height:6px;border-radius:50%;background:var(--jade);display:inline-block}
.head-cta{flex:0 0 auto;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.head-cta .btn{min-width:150px}
.head-cta small{font-size:12px;color:#A9C6D8}

/* ---------- toc ---------- */
.toc-wrap{position:sticky;top:70px;z-index:40;background:#fff;border-bottom:1px solid var(--line)}
.toc-bar{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:none}
.toc-bar::-webkit-scrollbar{display:none}
.toc-label{font-size:12px;color:var(--muted);letter-spacing:.5px;flex:0 0 auto;padding-right:6px;border-right:1px solid var(--line);margin-right:4px}
.toc-link{
  flex:0 0 auto;font-size:13px;color:#41535f;padding:6px 14px;border-radius:999px;
  border:1px solid transparent;transition:all var(--ease);white-space:nowrap;
}
.toc-link:hover{background:#EEF4F8;color:var(--primary);border-color:#D6E5EF}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:40px}
.section-kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:2px;
  color:var(--jade);font-weight:700;margin-bottom:12px;
}
.section-kicker::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary)}
.section-title{font-size:32px;line-height:1.28;font-weight:700;margin:0;letter-spacing:.4px}
.section-desc{margin:14px 0 0;color:var(--muted);font-size:15.5px}

/* ---------- steps timeline ---------- */
.timeline-shell{display:grid;grid-template-columns:1fr;gap:0}
.steps{list-style:none;margin:0;padding:0}
.step{display:grid;grid-template-columns:76px 1fr;gap:0 24px;position:relative;padding-bottom:26px}
.step-rail{position:relative;display:flex;justify-content:center;padding-top:2px}
.step-rail::before{
  content:"";position:absolute;top:14px;bottom:-30px;left:50%;width:2px;
  background:#DCE7EF;transform:translateX(-1px);
}
.step:last-child .step-rail::before{display:none}
.step-dot{
  position:relative;z-index:1;width:54px;height:54px;border-radius:50%;
  background:#fff;border:2px solid var(--primary);color:var(--primary);
  display:grid;place-items:center;font-weight:700;font-size:15px;letter-spacing:.5px;
  box-shadow:0 8px 18px -14px rgba(31,95,139,.9);
}
.step.is-current .step-dot{background:var(--jade);border-color:var(--jade);color:#fff;box-shadow:0 0 0 5px #fff,0 12px 22px -16px rgba(46,158,143,.9)}
.step-card{
  background:var(--card);border:1px solid var(--line);border-left:3px solid transparent;
  border-radius:var(--radius-card);padding:24px 28px;box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-left-color:var(--primary)}
.step-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.time-badge{
  display:inline-flex;align-items:center;gap:6px;background:#EEF4F8;color:var(--primary);
  font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;
  font-variant-numeric:tabular-nums;
}
.step-tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  background:var(--jade-soft);color:#20786C;font-size:11.5px;font-weight:600;
}
.step-title{margin:0 0 8px;font-size:19px;font-weight:700;letter-spacing:.2px}
.step-text{margin:0;color:var(--muted);font-size:15px}
.check-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:9px}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:#3C4C58}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:14px;height:8px;
  border-left:2px solid var(--jade);border-bottom:2px solid var(--jade);
  transform:rotate(-45deg);border-radius:1px;
}

/* ---------- flow / media block ---------- */
.flow-block{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  box-shadow:var(--shadow-1);overflow:hidden;
}
.flow-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:0}
.flow-media{position:relative;min-height:380px;background:#EEF3F7;overflow:hidden}
.flow-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.flow-media .media-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;background:rgba(14,27,38,.82);
  color:#fff;font-size:12.5px;padding:8px 14px;border-radius:999px;backdrop-filter:blur(4px);
}
.flow-body{padding:44px 44px 40px}
.flow-body h2{margin:0 0 12px;font-size:28px;line-height:1.3;font-weight:700}
.flow-body p{margin:0 0 22px;color:var(--muted);font-size:15px}
.spec-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.spec-list li{
  display:flex;align-items:baseline;justify-content:space-between;gap:20px;
  padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px;
}
.spec-key{color:var(--muted);flex:0 0 auto}
.spec-val{color:var(--ink);font-weight:600;text-align:right}

/* ---------- checklist cards ---------- */
.prep-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.prep-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-1);transition:transform var(--ease),box-shadow var(--ease);
}
.prep-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.prep-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.prep-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:#EEF4F8;color:var(--primary);font-weight:800;font-size:14px;flex:0 0 auto;
}
.prep-card h3{margin:0;font-size:18px;font-weight:700}
.prep-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.prep-list li{display:flex;gap:11px;font-size:14.5px;color:#3C4C58;line-height:1.6}
.prep-list li .dot{
  flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--jade);margin-top:9px;
}

/* ---------- stats strip ---------- */
.stats-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  background:var(--ink);border-radius:20px;overflow:hidden;margin-top:56px;
}
.stat-cell{padding:26px 24px;border-right:1px solid rgba(255,255,255,.09)}
.stat-cell:last-child{border-right:0}
.stat-num{font-size:30px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.1}
.stat-num span{font-size:14px;font-weight:600;color:#9FC3D8;margin-left:4px}
.stat-label{margin-top:8px;font-size:12.5px;color:#9AAFBE;letter-spacing:.4px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:880px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item[open]{border-color:#C9DDEB;box-shadow:var(--shadow-2)}
.faq-q{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:22px 24px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q::-webkit-details-marker{display:none}
.faq-q:focus-visible{outline:2px solid var(--jade);outline-offset:-4px;border-radius:var(--radius-card)}
.faq-sign{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:#EEF4F8;position:relative;
  transition:transform var(--ease),background var(--ease);
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-sign::before{width:12px;height:2px}
.faq-sign::after{width:2px;height:12px;transition:opacity var(--ease)}
.faq-item[open] .faq-sign{transform:rotate(45deg);background:#E4F1EF}
.faq-item[open] .faq-sign::before,.faq-item[open] .faq-sign::after{background:var(--jade)}
.faq-a{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-a p{margin:0}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 96px}
.cta-block{
  position:relative;overflow:hidden;border-radius:26px;
  background-image:
    linear-gradient(115deg,rgba(14,27,38,.96),rgba(23,73,108,.9)),
    url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  padding:52px;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
}
.cta-block::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,158,143,.34),transparent 68%);pointer-events:none;
}
.cta-copy{position:relative;z-index:1;color:#fff}
.cta-copy h2{margin:0 0 14px;font-size:30px;line-height:1.3;font-weight:700}
.cta-copy p{margin:0 0 22px;color:#C9DCE8;font-size:15px;max-width:440px}
.cta-points{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;font-size:14px;color:#DCE9F1}
.cta-points li i{width:6px;height:6px;border-radius:50%;background:var(--jade);margin-top:8px;flex:0 0 auto}
.form-card{
  position:relative;z-index:1;background:#fff;border-radius:20px;padding:28px;
  box-shadow:0 26px 50px -30px rgba(0,0,0,.6);
}
.form-card h3{margin:0 0 4px;font-size:18px;font-weight:700}
.form-card .form-note{margin:0 0 18px;font-size:13px;color:var(--muted)}
.field{margin-bottom:14px}
.field-label{display:block;font-size:13px;font-weight:600;color:#36454F;margin-bottom:6px}
.field-label .req{color:var(--warm);margin-left:2px}
.input,.select{
  width:100%;height:44px;border:1px solid #DCE4EA;border-radius:10px;padding:0 13px;
  font-size:14px;color:var(--ink);background:#fff;font-family:inherit;
  transition:border-color var(--ease),box-shadow var(--ease);appearance:none;
}
.select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235A6B78' stroke-width='1.8' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;
}
.input:focus,.select:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,95,139,.14);
}
.input::placeholder{color:#9AAAB6}
.checkline{display:flex;gap:9px;font-size:12px;color:var(--muted);line-height:1.6;margin:4px 0 16px}
.checkline input{margin-top:3px;accent-color:var(--primary)}
.form-foot{font-size:12px;color:#8B9AA6;margin:12px 0 0;text-align:center}

/* ---------- footer ---------- */
.site-footer{background:#F2F6F9;border-top:1px solid var(--line);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .brand{margin-bottom:16px}
.footer-desc{margin:0 0 18px;font-size:13.5px;color:var(--muted);line-height:1.8;max-width:320px}
.footer-contact{display:grid;gap:7px;font-size:13px;color:var(--muted)}
.footer-contact strong{color:var(--ink);font-weight:600}
.footer-col h4{margin:0 0 16px;font-size:14px;font-weight:700;color:var(--primary)}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:color var(--ease)}
.footer-col a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.qr-box{
  width:112px;height:112px;border-radius:14px;border:1px dashed #B9CEDC;background:#fff;
  display:grid;place-items:center;text-align:center;font-size:12px;color:var(--muted);line-height:1.6;
}
.footer-bottom{
  border-top:1px solid #E1E9EF;padding:20px 0;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12px;color:#8B9AA6;
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .page-title{font-size:40px}
  .cta-block{padding:44px;gap:32px}
}
@media (max-width:1023px){
  .nav-chips,.header-actions{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .header-inner{height:66px}
  .toc-wrap{top:66px}
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .flow-grid{grid-template-columns:1fr}
  .flow-media{min-height:260px}
  .flow-body{padding:32px}
  .cta-block{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-cell:nth-child(2){border-right:0}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid rgba(255,255,255,.09)}
  .head-row{flex-direction:column;align-items:flex-start;gap:26px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .page-head{padding:40px 0 44px}
  .page-title{font-size:30px}
  .page-lead{font-size:15px}
  .section{padding:56px 0}
  .section-title{font-size:25px}
  .step{grid-template-columns:56px 1fr;gap:0 16px}
  .step-dot{width:44px;height:44px;font-size:13px}
  .step-rail::before{top:10px;bottom:-24px}
  .step-card{padding:20px}
  .prep-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-block{padding:28px;border-radius:20px}
  .cta-copy h2{font-size:23px}
  .form-card{padding:22px}
  .stats-strip{grid-template-columns:1fr 1fr}
  .stat-num{font-size:24px}
  .toc-label{display:none}
}
@media (max-width:520px){
  .brand-text small{display:none}
  .page-title{font-size:26px}
  .step{grid-template-columns:1fr;gap:12px}
  .step-rail{justify-content:flex-start;padding-left:2px}
  .step-rail::before{display:none}
  .step-dot{width:40px;height:40px}
  .stats-strip{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.09)}
  .stat-cell:last-child{border-bottom:0}
  .cta-points li{font-size:13px}
}

/* roulang page: category4 */
:root{
  --primary:#1F5F8B;
  --primary-dark:#17496B;
  --deep:#0E1B26;
  --deep-2:#122C3D;
  --teal:#2E9E8F;
  --teal-soft:#E6F4F1;
  --warm:#E08A3C;
  --bg:#F7F9FA;
  --card:#FFFFFF;
  --line:#E3EAF0;
  --ink:#16202A;
  --muted:#5A6B78;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(22,32,42,.06), 0 10px 24px -18px rgba(22,32,42,.35);
  --shadow-2:0 2px 4px rgba(22,32,42,.08), 0 18px 36px -20px rgba(31,95,139,.32);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
.page-body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
.page-body h1,.page-body h2,.page-body h3,.page-body h4{line-height:1.28;font-weight:700;margin:0}
.page-body p{margin:0}
.page-body ul,.page-body ol{margin:0;padding:0;list-style:none}
.page-body a{color:inherit;text-decoration:none}
.page-body img{display:block;max-width:100%;height:auto}
.page-body button{font:inherit;cursor:pointer}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 10px 28px -24px rgba(22,32,42,.75);
  background:rgba(255,255,255,.98);
}
.header-inner{display:flex;align-items:center;gap:18px;height:78px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:grid;place-items:center;width:42px;height:42px;border-radius:13px;
  background:linear-gradient(150deg,#246C9C 0%,#1F5F8B 55%,#0E1B26 100%);
  color:#fff;font-size:13px;font-weight:700;letter-spacing:.06em;
  box-shadow:0 8px 18px -12px rgba(31,95,139,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:16px;letter-spacing:.06em;color:var(--ink)}
.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.02em;margin-top:2px}
.nav-chips{
  display:flex;align-items:center;gap:4px;padding:6px;
  background:#F1F5F8;border-radius:999px;margin-left:auto;
}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--muted);border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
  white-space:nowrap;
}
.chip:hover{background:#E4ECF3;color:var(--primary)}
.chip.is-active{
  background:var(--primary);color:#fff;border-color:var(--primary);
  box-shadow:0 8px 16px -12px rgba(31,95,139,.95);
}
.chip:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.header-contact{font-size:13px;color:var(--muted);transition:color .2s ease}
.header-contact:hover{color:var(--primary)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;font-size:18px;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:#EEF4F8;border-color:#CBDDE9}
.nav-toggle:focus-visible{outline:2px solid var(--teal);outline-offset:2px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 20px -16px rgba(31,95,139,.95)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 16px 28px -18px rgba(31,95,139,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-warm{background:var(--warm);color:#fff;box-shadow:0 12px 22px -16px rgba(224,138,60,.95)}
.btn-warm:hover{background:#C9762C;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff}
.btn-outline{background:#fff;color:var(--primary);border-color:#CBDDE9}
.btn-outline:hover{background:#EEF4F8;border-color:#A8C7DC}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ---------- Page hero ---------- */
.page-hero{position:relative;background:var(--deep);color:#fff;overflow:hidden;padding:56px 0 84px}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.42;transform:scale(1.02);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(1100px 420px at 82% 8%, rgba(46,158,143,.30), transparent 62%),
    linear-gradient(112deg,#0A1520 8%,rgba(11,22,32,.92) 44%,rgba(14,27,38,.62) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:32px;align-items:end;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:#A9C0D0;margin-bottom:20px}
.breadcrumb a{color:#C9DCE8;transition:color .2s ease}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.breadcrumb .sep{color:rgba(201,220,232,.45)}
.breadcrumb .current{color:#fff}
.page-hero h1{
  font-size:clamp(30px,4.2vw,50px);
  letter-spacing:-.015em;color:#fff;max-width:16em;
}
.hero-lead{
  margin-top:18px;font-size:16.5px;color:#C9DCE8;max-width:36em;line-height:1.75;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;padding-bottom:6px}

/* ---------- Stats ---------- */
.stats-wrap{position:relative;z-index:5;margin-top:-48px}
.stats-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow-2);padding:26px 10px;
}
.stat{padding:4px 26px;border-right:1px solid #EDF2F6}
.stat:last-child{border-right:0}
.stat-num{font-size:34px;font-weight:700;color:var(--primary);line-height:1.1;letter-spacing:-.02em}
.stat-num span{font-size:15px;font-weight:600;color:var(--muted);margin-left:3px}
.stat-label{font-size:13px;color:var(--muted);margin-top:8px}

/* ---------- Sections ---------- */
.section{padding:96px 0}
.section-tight{padding:78px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:780px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--teal);margin-bottom:12px;
}
.eyebrow::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary)}
.section-head h2{font-size:clamp(24px,2.8vw,32px);letter-spacing:-.01em}
.section-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.8}

/* ---------- Gallery ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.tile{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#CFE0EC}
.tile--wide{grid-column:span 2}
.tile-media{position:relative;aspect-ratio:16/10;background:#EEF3F7;overflow:hidden}
.tile--wide .tile-media{aspect-ratio:21/9}
.tile-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.tile:hover .tile-media img{transform:scale(1.04)}
.tile-tag{
  position:absolute;left:14px;top:14px;
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(14,27,38,.78);color:#DCEBF4;font-size:12px;letter-spacing:.04em;
  backdrop-filter:blur(4px);
}
.tile-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.tile-body h3{font-size:18px;line-height:1.45;transition:color .2s ease}
.tile:hover .tile-body h3{color:var(--primary)}
.tile-body p{font-size:14.5px;color:var(--muted);line-height:1.75}
.tile-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed #E7EEF4;
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:#8496A3;
}
.tile-foot .arrow{color:var(--primary);transition:transform .2s ease}
.tile:hover .tile-foot .arrow{transform:translateX(4px)}

/* ---------- Deep band ---------- */
.deep-band{
  position:relative;background:var(--deep);color:#fff;overflow:hidden;
}
.deep-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 320px at 12% 0%, rgba(46,158,143,.20), transparent 65%),
    radial-gradient(620px 340px at 92% 100%, rgba(224,138,60,.14), transparent 68%);
}
.deep-band .container{position:relative;z-index:2}
.deep-band .eyebrow{color:#5FC3B4}
.deep-band .eyebrow::before{background:#5FC3B4}
.deep-band .section-head h2{color:#fff}
.deep-band .section-head p{color:#A9C0D0}
.archive-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.archive-card{
  background:rgba(255,255,255,.045);
  border:1px solid rgba(201,220,232,.16);
  border-radius:var(--radius-card);
  padding:28px 26px 26px;
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
}
.archive-card:hover{background:rgba(255,255,255,.075);border-color:rgba(95,195,180,.55);transform:translateY(-3px)}
.num-chip{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;
  background:rgba(46,158,143,.16);color:#5FC3B4;
  font-size:13px;font-weight:700;letter-spacing:.04em;margin-bottom:18px;
}
.archive-card h3{font-size:19px;color:#fff}
.archive-card p{margin-top:12px;font-size:14.5px;line-height:1.85;color:#A9C0D0}
.archive-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:14px;font-weight:600;color:#7FD3C6;
  transition:color .2s ease,gap .2s ease;
}
.archive-link:hover{color:#fff;gap:10px}

/* ---------- Quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.quote-card{
  display:flex;flex-direction:column;gap:18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.quote-card blockquote{
  margin:0;font-size:15.5px;line-height:1.85;color:#26333D;position:relative;padding-top:6px;
}
.quote-card blockquote::before{
  content:"“";position:absolute;left:-2px;top:-18px;font-size:44px;color:#D6E6F0;
  font-family:Georgia,serif;line-height:1;
}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid #EEF3F7}
.quote-avatar{
  width:44px;height:44px;border-radius:50%;object-fit:cover;background:#EEF3F7;flex:0 0 auto;
}
.quote-who strong{display:block;font-size:14.5px}
.quote-who span{display:block;font-size:12.5px;color:var(--muted);margin-top:2px}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:0 24px;box-shadow:var(--shadow-1);transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFE0EC}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 0;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:focus-visible{outline:2px solid var(--teal);outline-offset:4px;border-radius:6px}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;background:#EEF4F8;color:var(--primary);
  font-size:17px;font-weight:600;line-height:1;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-item[open]{box-shadow:var(--shadow-2);border-color:#CFE0EC}
.faq-a{
  padding:16px 0 24px;border-top:1px solid #EEF3F7;
  font-size:15px;line-height:1.85;color:var(--muted);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  background:linear-gradient(135deg,#1F5F8B 0%,#154A6E 46%,#0E1B26 100%);
  color:#fff;padding:48px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:44px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;opacity:.55;
  mask-image:radial-gradient(600px 300px at 85% 10%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(600px 300px at 85% 10%,#000,transparent 78%);
}
.cta-band > *{position:relative;z-index:2}
.cta-copy h2{font-size:clamp(24px,2.6vw,32px);color:#fff;letter-spacing:-.01em}
.cta-copy p{margin-top:14px;color:#C9DCE8;font-size:15.5px;line-height:1.8;max-width:32em}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:#DCEBF4}
.cta-points .tick{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;
  background:rgba(46,158,143,.24);color:#7FD3C6;
  display:grid;place-items:center;font-size:12px;margin-top:2px;
}
.form-card{
  background:#fff;color:var(--ink);border-radius:18px;padding:28px;
  box-shadow:0 24px 60px -30px rgba(6,15,22,.75);
}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:#3A4A57;margin-bottom:7px}
.field label .req{color:var(--warm);margin-left:2px}
.field input,.field select{
  width:100%;height:44px;padding:0 13px;border-radius:10px;
  border:1px solid #DCE4EA;background:#fff;color:var(--ink);font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
  appearance:none;
}
.field input::placeholder{color:#9AACB8}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,95,139,.14);
}
.field select{
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235A6B78' d='M6 8 0 1.4 1.4 0 6 4.6 10.6 0 12 1.4z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;
}
.form-note{font-size:12px;color:#8496A3;line-height:1.7;margin-top:12px}
.form-note a{color:var(--primary);text-decoration:underline;text-underline-offset:2px}

/* ---------- Footer ---------- */
.site-footer{background:#F2F6F9;border-top:1px solid var(--line);padding:64px 0 26px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-desc{font-size:14px;color:var(--muted);line-height:1.8;max-width:30em}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:var(--muted)}
.footer-contact strong{color:#2A3B47;font-weight:600}
.footer-contact .num{font-variant-numeric:tabular-nums}
.footer-col h4{font-size:14px;color:var(--primary);font-weight:600;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.qr-box{
  width:120px;height:120px;border:1px dashed #C3D5E2;border-radius:12px;
  display:grid;place-items:center;text-align:center;
  background:#fff;color:#8194A1;font-size:12px;line-height:1.6;
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;border-top:1px solid #DFE8EF;
  font-size:12px;color:#8496A3;
}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(9,20,30,.48);z-index:70;
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;
  width:min(86vw,360px);background:#fff;
  transform:translateX(100%);transition:transform .3s ease;
  padding:24px;display:flex;flex-direction:column;gap:20px;overflow-y:auto;
  box-shadow:-24px 0 60px -32px rgba(9,20,30,.7);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-title{font-size:14px;font-weight:600;color:var(--muted)}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);display:grid;place-items:center;font-size:16px;
  transition:background .2s ease;
}
.drawer-close:hover{background:#EEF4F8}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drawer-grid .chip{
  height:42px;justify-content:center;background:#F7F9FA;border-color:var(--line);color:#3A4A57;
}
.drawer-grid .chip:hover{background:#E9F1F7}
.drawer-grid .chip.is-active{background:var(--primary);color:#fff;border-color:var(--primary)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.drawer-foot .drawer-phone{font-size:13px;color:var(--muted);text-align:center}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav-chips{display:none}
  .header-actions .header-contact{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .header-actions{margin-left:0}
  .header-inner{height:72px;gap:12px}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:26px;align-items:start}
  .hero-actions{padding-bottom:0}
  .gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tile--wide{grid-column:span 2}
  .tile--wide .tile-media{aspect-ratio:16/9}
  .archive-grid{grid-template-columns:1fr}
  .quote-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:36px;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats-bar{grid-template-columns:repeat(2,minmax(0,1fr));padding:20px 6px}
  .stat{padding:14px 22px;border-right:0;border-bottom:1px solid #EDF2F6}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(n+3){border-bottom:0}
  .stat-num{font-size:30px}
  .section{padding:72px 0}
  .site-footer{margin-top:72px}
}
@media (min-width:1024px) and (max-width:1279px){
  .gallery-grid{gap:20px}
  .stat{padding:4px 18px}
  .stat-num{font-size:30px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .page-hero{padding:40px 0 72px}
  .hero-lead{font-size:15.5px}
  .gallery-grid{grid-template-columns:1fr;gap:18px}
  .tile--wide{grid-column:span 1}
  .tile--wide .tile-media{aspect-ratio:16/10}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .section-head h2{font-size:24px}
  .cta-band{padding:26px 20px;border-radius:18px}
  .form-card{padding:22px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .quote-card{padding:24px 20px}
  .archive-card{padding:24px 20px}
  .faq-item{padding:0 18px}
  .faq-item summary{font-size:15px;padding:18px 0}
  .btn{height:42px;padding:0 18px;font-size:14.5px}
}
@media (max-width:520px){
  .brand-mark{width:38px;height:38px;border-radius:11px;font-size:12px}
  .brand-text strong{font-size:15px}
  .brand-text small{display:none}
  .header-actions .btn{height:38px;padding:0 14px;font-size:13.5px}
  .stat{padding:12px 14px}
  .stat-num{font-size:26px}
  .stat-label{font-size:12px}
  .hero-actions .btn{flex:1 1 auto}
  .stats-wrap{margin-top:-40px}
}