/* roulang page: index */
:root{
  --bg:#07141B;
  --bg-soft:#0B1F29;
  --bg-foot:#05101A;
  --ink:#EAF2F5;
  --ink-2:#9FB3BC;
  --ink-3:#6B818C;
  --title:#FFFFFF;
  --orange:#FF8A2B;
  --orange-l:#FFB55C;
  --cyan:#2FD4C6;
  --coral:#FF5A5F;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --field:#0E2129;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --s-card:0 18px 40px rgba(0,0,0,.45);
  --s-btn:0 0 0 1px rgba(255,138,43,.55),0 10px 28px rgba(255,138,43,.32);
  --t:220ms ease-out;
  --ctn:1200px;
  --mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 480px at 88% -8%,rgba(255,138,43,.14),transparent 62%),
    radial-gradient(760px 420px at 6% 12%,rgba(47,212,198,.10),transparent 66%),
    linear-gradient(180deg,#07141B 0%,#081821 42%,#07141B 100%);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--ink);text-decoration:none;background-color:transparent;transition:color var(--t),border-color var(--t),background-color var(--t);}
a:hover{color:var(--orange-l);}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:700;line-height:1.25;letter-spacing:.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink);}
::selection{background:rgba(255,138,43,.35);color:#fff;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}

.grid-container{max-width:var(--ctn);padding-left:20px;padding-right:20px;margin:0 auto;}
.grid-container.full{max-width:100%;padding-left:0;padding-right:0;}
section{position:relative;}
.section{padding:96px 0;}
.section-soft{background:linear-gradient(180deg,rgba(11,31,41,.86),rgba(7,20,27,.92));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:40px;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;}
.section-head .eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--orange),transparent);}
.section-head h2{font-size:clamp(22px,2.6vw,34px);line-height:1.28;}
.section-head .lead{max-width:70ch;color:var(--ink-2);font-size:15px;margin-top:14px;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;border-radius:var(--r-btn);border:1px solid transparent;font-weight:600;font-size:15px;letter-spacing:.01em;transition:transform var(--t),box-shadow var(--t),background-color var(--t),color var(--t),border-color var(--t),filter var(--t);}
.btn-primary{background:linear-gradient(135deg,var(--orange),var(--orange-l));color:#0A1116;box-shadow:var(--s-btn);}
.btn-primary:hover{filter:brightness(1.08);color:#0A1116;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,138,43,.65),0 14px 34px rgba(255,138,43,.40);}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,138,43,.5),0 6px 16px rgba(255,138,43,.28);}
.btn-ghost{background:transparent;border-color:rgba(47,212,198,.5);color:var(--cyan);}
.btn-ghost:hover{background:rgba(47,212,198,.12);color:#9DF3EA;border-color:rgba(47,212,198,.8);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px;}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;filter:grayscale(.4);box-shadow:none;transform:none;}

.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);font-size:11px;letter-spacing:.06em;line-height:1.5;border:1px solid rgba(47,212,198,.45);color:var(--cyan);background:rgba(47,212,198,.06);}
.badge-orange{border-color:rgba(255,138,43,.5);color:var(--orange-l);background:rgba(255,138,43,.08);}
.badge-muted{border-color:var(--line-2);color:var(--ink-3);background:rgba(255,255,255,.03);}

.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--cyan);border-bottom:1px solid rgba(47,212,198,.35);padding-bottom:2px;}
.text-link:hover{color:var(--orange-l);border-bottom-color:rgba(255,138,43,.6);}
.text-link::after{content:"→";font-size:13px;transition:transform var(--t);}
.text-link:hover::after{transform:translateX(3px);}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(7,20,27,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:background-color var(--t),border-color var(--t),box-shadow var(--t);}
.site-header.is-scrolled{background:rgba(5,16,26,.94);border-bottom-color:var(--line);box-shadow:0 10px 30px rgba(0,0,0,.35);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--title);letter-spacing:.02em;flex:0 0 auto;}
.brand:hover{color:var(--title);}
.brand-mark{position:relative;width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,rgba(255,138,43,.95),rgba(47,212,198,.9));box-shadow:0 0 0 1px rgba(255,255,255,.18),0 0 18px rgba(255,138,43,.35);}
.brand-mark::after{content:"";position:absolute;inset:7px;border-radius:3px;background:rgba(7,20,27,.85);}
.brand-text small{display:block;font-size:11px;font-weight:400;color:var(--ink-3);letter-spacing:.16em;line-height:1;}
.nav-main{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center;}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 14px;font-size:15px;color:var(--ink-2);border-radius:8px;}
.nav-link::after{content:"";position:absolute;left:50%;right:50%;bottom:8px;height:2px;background:linear-gradient(90deg,var(--orange),var(--orange-l));transition:left var(--t),right var(--t);border-radius:2px;}
.nav-link:hover{color:var(--title);background:rgba(255,255,255,.04);}
.nav-link:hover::after{left:14px;right:14px;}
.nav-link.is-active{color:var(--title);}
.nav-link.is-active::after{left:14px;right:14px;}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{display:none;width:46px;height:46px;border-radius:10px;border:1px solid var(--line-2);background:rgba(255,255,255,.04);align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--t),opacity var(--t);}
.nav-toggle:hover{border-color:rgba(47,212,198,.55);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{display:none;}

/* ---------- hero ---------- */
.hero{padding:76px 0 84px;overflow:hidden;background-image:linear-gradient(180deg,rgba(7,20,27,.72),rgba(7,20,27,.96)),url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;opacity:.7;pointer-events:none;}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,rgba(255,138,43,.85),rgba(47,212,198,.5),transparent);}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero-copy h1{font-size:clamp(30px,4.6vw,54px);line-height:1.15;margin:20px 0 18px;}
.hero-copy h1 em{font-style:normal;color:var(--orange-l);}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:34ch;margin-bottom:28px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px;}
.hero-meta{display:flex;gap:26px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px;}
.hero-meta div{font-size:13px;color:var(--ink-3);}
.hero-meta strong{display:block;font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:20px;color:var(--title);font-weight:600;}

.hero-panel{display:grid;gap:16px;}
.glass{background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--s-card);transition:transform var(--t),border-color var(--t),box-shadow var(--t);}
.glass:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);}
.hero-kpi{padding:26px;}
.hero-kpi .label{font-size:12px;letter-spacing:.1em;color:var(--ink-3);}
.hero-kpi .value{display:flex;align-items:baseline;gap:8px;margin:8px 0 6px;}
.hero-kpi .value b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:44px;line-height:1;color:var(--orange-l);font-weight:700;}
.hero-kpi .value span{font-size:13px;color:var(--ink-3);}
.hero-kpi .desc{font-size:13px;color:var(--ink-2);margin:0;}
.bars{display:flex;align-items:flex-end;gap:8px;height:72px;margin-top:18px;}
.bars i{flex:1 1 0;display:block;border-radius:4px 4px 2px 2px;background:linear-gradient(180deg,rgba(47,212,198,.9),rgba(47,212,198,.18));}
.bars i.warm{background:linear-gradient(180deg,rgba(255,138,43,.95),rgba(255,138,43,.2));}
.hero-mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.mini-card{padding:18px;}
.mini-card .label{font-size:12px;color:var(--ink-3);}
.mini-card .num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:24px;font-weight:600;color:var(--title);margin:6px 0 4px;}
.mini-card .delta{font-size:12px;}
.delta-up{color:var(--cyan);}
.delta-down{color:var(--coral);}
.mini-line{height:4px;border-radius:4px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:10px;}
.mini-line i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--cyan),rgba(47,212,198,.35));}
.mini-line.warm i{background:linear-gradient(90deg,var(--orange),rgba(255,138,43,.35));}

/* ---------- kpi board ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.kpi-card{padding:24px 22px;position:relative;overflow:hidden;}
.kpi-card .kpi-label{font-size:13px;color:var(--ink-2);}
.kpi-num{display:flex;align-items:baseline;gap:6px;margin:10px 0 6px;}
.kpi-num b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:34px;font-weight:700;color:var(--title);line-height:1;transition:color var(--t);}
.kpi-card:hover .kpi-num b{color:var(--orange-l);}
.kpi-num span{font-size:12px;color:var(--ink-3);}
.kpi-foot{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-3);}
.kpi-bar{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.06);}
.kpi-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--orange),var(--orange-l));}
.kpi-bar.cool i{background:linear-gradient(90deg,var(--cyan),rgba(47,212,198,.6));}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.bento-main{grid-column:span 8;padding:0;overflow:hidden;display:flex;flex-direction:column;}
.bento-main figure{position:relative;aspect-ratio:16/9;overflow:hidden;}
.bento-main figure img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out;}
.bento-main:hover figure img{transform:scale(1.04);}
.bento-main figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,20,27,.1),rgba(7,20,27,.92));}
.bento-main .bento-body{padding:26px;}
.bento-main h3{font-size:22px;margin-bottom:12px;}
.bento-main p{color:var(--ink-2);font-size:15px;}
.point-list{margin:16px 0 20px;display:grid;gap:10px;}
.point-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);}
.point-list li::before{content:"";flex:0 0 auto;width:6px;height:6px;margin-top:9px;border-radius:2px;background:var(--cyan);box-shadow:0 0 10px rgba(47,212,198,.6);}
.bento-side{grid-column:span 4;display:grid;grid-template-columns:1fr 1fr;gap:24px;align-content:start;}
.bento-cell{padding:22px;display:flex;flex-direction:column;gap:10px;}
.bento-cell .ico{width:38px;height:38px;border-radius:10px;border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;color:var(--cyan);background:rgba(47,212,198,.06);}
.bento-cell h3{font-size:17px;}
.bento-cell p{font-size:13px;color:var(--ink-3);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.bento-cell .text-link{font-size:13px;margin-top:auto;}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--s-card);overflow:hidden;}
.compare-col{padding:30px 28px;}
.compare-col + .compare-col{border-left:1px solid var(--line);}
.compare-col.is-strong{background:rgba(255,138,43,.06);box-shadow:inset 0 0 0 1px rgba(255,138,43,.28);}
.compare-col h3{font-size:19px;margin-bottom:6px;}
.compare-col .col-note{font-size:13px;color:var(--ink-3);margin-bottom:20px;}
.compare-row{padding:14px 0;border-top:1px solid var(--line);}
.compare-row:first-of-type{border-top:none;}
.compare-row .row-top{display:flex;align-items:baseline;justify-content:space-between;gap:16px;}
.compare-row .row-top span{font-size:14px;color:var(--ink-2);}
.compare-row .row-top b{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:18px;color:var(--title);}
.is-strong .row-top b{color:var(--orange-l);}
.compare-bar{height:3px;border-radius:3px;background:rgba(255,255,255,.08);margin-top:10px;overflow:hidden;}
.compare-bar i{display:block;height:100%;background:rgba(159,179,188,.6);}
.is-strong .compare-bar i{background:linear-gradient(90deg,var(--orange),var(--orange-l));}
.compare-foot{margin-top:14px;font-size:13px;color:var(--ink-3);}

/* ---------- news ---------- */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{display:flex;flex-direction:column;padding:0;overflow:hidden;border-radius:var(--r-card);border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--s-card);transition:transform var(--t),border-color var(--t);}
.news-card:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);}
.news-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out;}
.news-card:hover .thumb img{transform:scale(1.04);}
.news-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,20,27,0),rgba(7,20,27,.65));}
.news-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.news-body h3{font-size:17px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body h3 a{color:var(--title);}
.news-body h3 a:hover{color:var(--orange-l);}
.news-body .excerpt{font-size:13px;color:var(--ink-3);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--ink-3);border-top:1px solid var(--line);padding-top:12px;margin-top:auto;}
.news-meta time{font-family:var(--mono);font-variant-numeric:tabular-nums;}
.news-empty{padding:34px 28px;text-align:center;border:1px dashed var(--line-2);border-radius:var(--r-card);background:rgba(255,255,255,.02);}
.news-empty p{color:var(--ink-2);font-size:15px;margin-bottom:16px;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{border:1px solid var(--line);border-radius:var(--r-card);background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:border-color var(--t),background-color var(--t);}
.faq-item.is-open{border-color:rgba(47,212,198,.45);background:rgba(47,212,198,.06);}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;padding:20px 24px;background:none;border:none;text-align:left;color:var(--title);font-size:16px;font-weight:600;border-radius:var(--r-card);}
.faq-q:hover{color:var(--orange-l);}
.faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform var(--t);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--cyan);border-radius:2px;}
.faq-icon::before{left:0;right:0;top:10px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:10px;width:2px;transition:opacity var(--t);}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{padding:0 24px 22px;font-size:14px;color:var(--ink-2);display:none;max-width:74ch;}
.faq-item.is-open .faq-a{display:block;}

/* ---------- form ---------- */
.consult{padding:34px;display:grid;grid-template-columns:5fr 7fr;gap:40px;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:var(--r-card);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--s-card);}
.consult h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:14px;}
.consult p{color:var(--ink-2);font-size:15px;max-width:46ch;}
.consult-points{display:grid;gap:12px;margin-top:22px;}
.consult-points li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);}
.consult-points li::before{content:"";flex:0 0 auto;width:14px;height:14px;margin-top:7px;border-radius:4px;border:1px solid rgba(47,212,198,.6);background:rgba(47,212,198,.12);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--ink-3);}
.field input,.field select,.field textarea{width:100%;min-height:48px;padding:12px 14px;background:var(--field);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-btn);color:var(--ink);transition:border-color var(--t),box-shadow var(--t),background-color var(--t);}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--line-2);}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 2px rgba(47,212,198,.22);}
.field select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--cyan) 50%),linear-gradient(135deg,var(--cyan) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px;background-repeat:no-repeat;}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3);}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-3);}
.check input{width:18px;height:18px;min-height:18px;margin-top:4px;accent-color:var(--orange);}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-foot);border-top:1px solid var(--line);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 3fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:13px;color:var(--ink-3);max-width:34ch;}
.footer-col h4{font-size:14px;color:var(--title);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--ink-2);}
.footer-col a:hover{color:var(--orange);}
.footer-contact li{font-size:14px;color:var(--ink-2);display:flex;gap:10px;align-items:center;}
.footer-contact .dot{width:8px;height:8px;border-radius:50%;border:1px solid var(--cyan);background:rgba(47,212,198,.25);}
.footer-bottom{margin-top:52px;border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .hero{padding:60px 0 68px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-sub{max-width:52ch;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .bento-main{grid-column:span 12;}
  .bento-side{grid-column:span 12;grid-template-columns:1fr 1fr;}
  .news-list{grid-template-columns:repeat(2,1fr);}
  .consult{grid-template-columns:1fr;gap:28px;padding:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .nav-main{display:none;}
  .nav-toggle{display:flex;}
  .mobile-drawer{position:fixed;inset:72px 0 0;z-index:55;background:rgba(5,16,26,.98);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:28px 20px 40px;overflow-y:auto;transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity var(--t),transform var(--t);}
  .mobile-drawer.is-open{display:block;opacity:1;transform:translateY(0);pointer-events:auto;}
  .drawer-item{display:flex;align-items:center;gap:14px;min-height:56px;padding:0 18px;margin-bottom:12px;border:1px solid var(--line-2);border-radius:12px;color:var(--ink);font-size:16px;background:rgba(255,255,255,.03);}
  .drawer-item span.no{font-family:var(--mono);font-size:12px;color:var(--cyan);}
  .drawer-item.is-active{border-color:rgba(255,138,43,.55);color:var(--title);}
  .drawer-cta{margin-top:20px;}
  .drawer-cta .btn{width:100%;}
}
@media screen and (max-width:640px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:56px 0;}
  .hero{padding:48px 0 56px;}
  .hero-copy h1{margin:16px 0 14px;}
  .hero-cta{gap:12px;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-meta{gap:18px;}
  .kpi-grid{grid-template-columns:1fr;}
  .hero-mini-grid{grid-template-columns:1fr;}
  .bento-side{grid-template-columns:1fr;}
  .compare{grid-template-columns:1fr;}
  .compare-col + .compare-col{border-left:none;border-top:1px solid var(--line);}
  .news-list{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .consult{padding:22px;}
}

/* roulang page: article */
:root{
  --bg:#07141B;
  --bg-block:#0B1F29;
  --bg-footer:#05101A;
  --brand:#FF8A2B;
  --brand-2:#FFB55C;
  --cyan:#2FD4C6;
  --coral:#FF5A5F;
  --title:#FFFFFF;
  --text:#EAF2F5;
  --text-2:#9FB3BC;
  --text-3:#6B818C;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.05);
  --field:#0E2129;
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --shadow-sm:0 8px 22px rgba(0,0,0,.35);
  --mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border:0;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-2);}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--title);font-weight:700;line-height:1.25;letter-spacing:.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;}
::selection{background:rgba(255,138,43,.35);color:#fff;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,20,27,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease);
}
.site-header.is-scrolled{background:rgba(5,16,26,.94);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:30px;height:30px;border-radius:9px;
  border:1px solid rgba(255,138,43,.55);
  background:radial-gradient(circle at 30% 25%,rgba(255,181,92,.85),rgba(255,138,43,.25) 45%,rgba(7,20,27,.9) 100%);
  box-shadow:0 0 16px rgba(255,138,43,.35);
}
.brand-mark::after{
  content:"";position:absolute;left:8px;right:8px;bottom:8px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),rgba(47,212,198,0));
}
.brand-text{font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em;display:block;line-height:1.15;}
.brand-text small{display:block;font-size:11px;font-weight:400;color:var(--text-3);letter-spacing:.16em;margin-top:2px;}
.nav-main{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;display:inline-block;padding:10px 14px;font-size:15px;color:var(--text-2);border-radius:8px;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:50%;right:50%;bottom:5px;height:2px;border-radius:2px;background:var(--brand);
  transition:left .22s var(--ease),right .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.05);}
.nav-link:hover::after{left:14px;right:14px;}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{left:14px;right:14px;box-shadow:0 0 12px rgba(255,138,43,.65);}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text);
  align-items:center;justify-content:center;font-size:16px;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:rgba(47,212,198,.5);color:var(--cyan);}
.mobile-drawer{
  position:fixed;left:0;right:0;top:72px;bottom:0;z-index:55;
  background:rgba(5,16,26,.98);backdrop-filter:blur(18px);
  padding:24px 20px 40px;overflow-y:auto;
  opacity:0;transform:translateY(-10px);pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.mobile-drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto;}
.drawer-link{
  display:flex;align-items:center;gap:14px;min-height:52px;padding:14px 16px;margin-bottom:12px;
  border:1px solid var(--line);border-radius:12px;color:var(--text);font-size:16px;
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.drawer-link:hover{border-color:rgba(47,212,198,.45);background:rgba(47,212,198,.08);transform:translateY(-2px);}
.drawer-link .num{font-family:var(--mono);font-size:12px;color:var(--brand);letter-spacing:.08em;}
.drawer-link.is-active{border-color:rgba(255,138,43,.55);background:rgba(255,138,43,.10);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),filter .2s var(--ease);
}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,#FF8A2B,#FFB55C);color:#0A1116;
  box-shadow:0 0 0 1px rgba(255,138,43,.55),0 10px 28px rgba(255,138,43,.32);
}
.btn-primary:hover{filter:brightness(1.08);color:#0A1116;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,138,43,.65),0 14px 34px rgba(255,138,43,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,138,43,.5),0 6px 16px rgba(255,138,43,.28);}
.btn-ghost{background:transparent;border-color:rgba(47,212,198,.5);color:var(--cyan);}
.btn-ghost:hover{background:rgba(47,212,198,.12);color:#BFF6F0;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:2px;
}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:11px;letter-spacing:.06em;line-height:1.6;border:1px solid rgba(47,212,198,.45);color:var(--cyan);
  background:rgba(47,212,198,.07);
}
.badge-warm{border-color:rgba(255,138,43,.5);color:var(--brand-2);background:rgba(255,138,43,.08);}

/* ---------- page band ---------- */
.page-band{position:relative;padding:34px 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand-2);}
.breadcrumb .sep{color:var(--text-3);opacity:.7;}
.breadcrumb .current{color:var(--text);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- article head ---------- */
.article-head{padding:26px 0 34px;border-bottom:1px solid var(--line-2);}
.article-head .kicker{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px;}
.article-head h1{
  font-size:clamp(28px,4.2vw,48px);
  line-height:1.18;
  letter-spacing:.01em;
  max-width:22ch;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:20px;font-size:13px;color:var(--text-3);}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta .meta-item i{color:var(--cyan);font-size:12px;}
.article-cover{margin-top:30px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.article-cover img{width:100%;height:auto;aspect-ratio:16/8;object-fit:cover;background:linear-gradient(135deg,#0B1F29,#07141B);}

/* ---------- article layout ---------- */
.article-section{padding:56px 0 72px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 264px;gap:40px;align-items:start;}
.article-main{min-width:0;}

.article-body{max-width:780px;font-size:16px;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;line-height:1.85;color:var(--text);}
.article-body h2{
  position:relative;padding-left:16px;margin:44px 0 16px;
  font-size:clamp(21px,2.5vw,29px);line-height:1.3;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;
  background:linear-gradient(180deg,var(--brand),rgba(255,138,43,.25));
}
.article-body h3{
  position:relative;padding-left:14px;margin:32px 0 12px;
  font-size:clamp(17px,1.6vw,20px);font-weight:600;color:var(--title);
}
.article-body h3::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:2px;background:var(--cyan);
}
.article-body h4{margin:24px 0 10px;font-size:16px;color:var(--brand-2);}
.article-body a{color:var(--brand-2);text-decoration:underline;text-underline-offset:3px;}
.article-body strong{color:#fff;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:2px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:20px;margin-bottom:10px;line-height:1.8;color:var(--text);}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--cyan);
}
.article-body ol{counter-reset:item;}
.article-body ol li{counter-increment:item;}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:0;font-family:var(--mono);font-size:12px;color:var(--brand);
  background:rgba(255,138,43,.10);border:1px solid rgba(255,138,43,.35);border-radius:6px;padding:1px 6px;line-height:1.5;
}
.article-body blockquote{
  margin:26px 0;padding:20px 22px;border-left:3px solid var(--brand);border-radius:0 12px 12px 0;
  background:var(--glass);border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  color:var(--text-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-card);margin:26px 0;border:1px solid var(--line);}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  background:var(--glass);border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.article-body thead th{
  background:rgba(7,20,27,.9);padding:12px 14px;text-align:left;
  font-size:13px;letter-spacing:.05em;color:var(--text-2);border-bottom:1px solid var(--line);
}
.article-body tbody td{padding:12px 14px;border-bottom:1px solid var(--line-2);}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body pre{
  margin:24px 0;padding:18px 20px;overflow-x:auto;border-radius:12px;
  background:#04101A;border:1px solid var(--line);color:#CFE6EC;
  font-family:var(--mono);font-size:13.5px;line-height:1.7;
}
.article-body code{font-family:var(--mono);font-size:.92em;color:var(--brand-2);background:rgba(255,138,43,.10);padding:1px 6px;border-radius:6px;}
.article-body pre code{background:none;padding:0;color:inherit;}

.article-empty{
  max-width:780px;padding:40px 28px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow);
}
.article-empty p{color:var(--text-2);margin-bottom:18px;font-size:16px;}

/* ---------- aside ---------- */
.aside-inner{position:sticky;top:96px;display:grid;gap:18px;}
.aside-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;backdrop-filter:blur(14px);box-shadow:var(--shadow-sm);
}
.aside-title{
  font-size:13px;letter-spacing:.12em;color:var(--text-3);font-weight:600;margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.aside-title::before{content:"";width:3px;height:12px;border-radius:2px;background:var(--brand);}
.toc-list{counter-reset:toc;display:grid;gap:4px;}
.toc-list li{counter-increment:toc;}
.toc-list a{
  display:block;padding:7px 10px;border-radius:8px;font-size:14px;color:var(--text-2);line-height:1.5;
  transition:background .2s var(--ease),color .2s var(--ease),padding-left .2s var(--ease);
}
.toc-list a::before{content:counter(toc,decimal-leading-zero);font-family:var(--mono);font-size:11px;color:var(--text-3);margin-right:8px;}
.toc-list a:hover{background:rgba(47,212,198,.10);color:#fff;padding-left:14px;}
.hot-list{display:grid;gap:12px;}
.hot-list a{display:block;font-size:14px;color:var(--text-2);line-height:1.6;padding-left:12px;border-left:2px solid rgba(255,255,255,.10);}
.hot-list a:hover{color:var(--brand-2);border-left-color:var(--brand);}
.toc-empty{font-size:13px;color:var(--text-3);}

/* ---------- tags ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line-2);}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.05em;color:var(--text-2);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.tag:hover{border-color:rgba(47,212,198,.5);color:var(--cyan);transform:translateY(-2px);}

/* ---------- related ---------- */
.related-section{padding:64px 0 8px;border-top:1px solid var(--line-2);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);}
.section-head p{font-size:14px;color:var(--text-2);margin-top:8px;}
.section-more{font-size:14px;color:var(--cyan);white-space:nowrap;}
.section-more:hover{color:#BFF6F0;}
.news-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-sm);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);box-shadow:var(--shadow);}
.news-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,#0B1F29,#07141B);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.news-body .badge{align-self:flex-start;margin-bottom:12px;}
.news-body h3{
  font-size:17px;line-height:1.45;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-body h3{color:var(--brand-2);}
.news-body p{
  font-size:14px;color:var(--text-2);line-height:1.75;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body time{margin-top:auto;font-size:12.5px;color:var(--text-3);letter-spacing:.04em;}

/* ---------- cta band ---------- */
.cta-section{padding:72px 0 84px;}
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;border:1px solid var(--line);
  padding:44px 42px;background:#0B1F29 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,20,27,.95),rgba(7,20,27,.70));}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,rgba(255,138,43,0),rgba(255,138,43,.85),rgba(255,138,43,0));
}
.cta-copy{position:relative;z-index:1;max-width:620px;}
.cta-copy h2{font-size:clamp(21px,2.4vw,30px);margin-bottom:12px;}
.cta-copy p{font-size:15px;color:var(--text-2);line-height:1.85;}
.cta-band .btn{position:relative;z-index:1;}

/* ---------- footer ---------- */
.site-footer{margin-top:0;background:var(--bg-footer);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:34ch;}
.footer-col h4{font-size:13px;letter-spacing:.12em;color:var(--text-3);margin-bottom:16px;font-weight:600;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:var(--text-2);line-height:1.7;}
.footer-contact .dot{width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--cyan);flex:0 0 auto;box-shadow:0 0 8px rgba(47,212,198,.6);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;border-top:1px solid var(--line-2);font-size:13px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-main{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
  .aside-inner{position:static;}
  .news-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .article-section{padding:48px 0 60px;}
}
@media (max-width:768px){
  .header-inner{height:66px;}
  .mobile-drawer{top:66px;}
  .brand-text{font-size:16px;}
  .article-head h1{max-width:none;}
  .article-cover img{aspect-ratio:16/10;}
  .article-body{font-size:15.5px;}
  .cta-band{padding:34px 24px;}
  .related-section{padding-top:52px;}
  .cta-section{padding:56px 0 68px;}
}
@media (max-width:640px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .news-list{grid-template-columns:minmax(0,1fr);gap:18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .article-meta{gap:12px;}
  .article-body h2{margin-top:36px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .cta-band .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category1 */
:root{
  --bg:#07141B;
  --bg-panel:#0B1F29;
  --bg-footer:#05101A;
  --bg-input:#0E2129;
  --primary:#FF8A2B;
  --primary-light:#FFB55C;
  --accent:#2FD4C6;
  --coral:#FF5A5F;
  --text:#EAF2F5;
  --text-sub:#9FB3BC;
  --text-weak:#6B818C;
  --title:#FFFFFF;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.035);
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --dur:220ms;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--accent);text-decoration:none;transition:color var(--dur) var(--ease);}
a:hover{color:var(--primary-light);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
::selection{background:rgba(255,138,43,.35);color:#fff;}

/* ---------- 基础排版 ---------- */
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:700;color:var(--title);letter-spacing:-.01em;}
h2{font-size:clamp(22px,2.6vw,34px);line-height:1.25;font-weight:700;color:var(--title);}
h3{font-size:19px;line-height:1.45;font-weight:600;color:var(--title);}
p{color:var(--text-sub);max-width:74ch;}
.lead{font-size:16px;color:var(--text-sub);}

/* ---------- 容器与栅格修正 ---------- */
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
.grid-container.full{max-width:100%;padding:0;}
.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-margin-x>.cell{padding-left:12px;padding-right:12px;}
.section{padding:96px 0;position:relative;}
.section--tight{padding:72px 0;}
.section--line{border-top:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;font-weight:600;
}
.section-head .kicker::before{content:"";width:22px;height:1px;background:var(--accent);display:block;}
.section-head p{margin-top:14px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,20,27,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.is-scrolled{background:rgba(5,16,26,.94);border-bottom-color:var(--line);}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;min-height:72px;
}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--title);}
.brand:hover{color:var(--title);}
.brand-mark{
  width:30px;height:30px;border-radius:9px;flex:none;position:relative;
  background:linear-gradient(135deg,rgba(255,138,43,.9),rgba(47,212,198,.55));
  box-shadow:0 0 0 1px rgba(255,138,43,.55),0 0 18px rgba(255,138,43,.32);
}
.brand-mark::after{
  content:"";position:absolute;inset:8px 7px;
  border-left:2px solid rgba(7,20,27,.85);
  border-bottom:2px solid rgba(7,20,27,.85);
  transform:skewX(-16deg);
}
.brand-text{display:flex;flex-direction:column;font-size:17px;font-weight:700;line-height:1.2;letter-spacing:.01em;}
.brand-text small{font-size:11px;font-weight:400;color:var(--text-weak);letter-spacing:.14em;text-transform:uppercase;}
.nav-main{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;font-size:15px;font-weight:500;
  color:var(--text-sub);border-radius:8px;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:8px;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:center;
  transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--title);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--title);}
.nav-link.is-active::after{transform:scaleX(1);}
.header-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  cursor:pointer;padding:0;position:relative;
}
.nav-toggle span{
  position:absolute;left:13px;right:13px;height:2px;background:var(--text);
  border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.nav-toggle span:nth-child(1){top:16px;}
.nav-toggle span:nth-child(2){top:22px;}
.nav-toggle span:nth-child(3){top:28px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.nav-drawer{
  display:none;position:fixed;inset:72px 0 0 0;z-index:55;
  background:rgba(5,16,26,.98);backdrop-filter:blur(16px);
  padding:28px 20px 40px;overflow-y:auto;
}
.nav-drawer.is-open{display:block;}
.drawer-link{
  display:flex;align-items:center;gap:14px;
  min-height:56px;padding:0 16px;margin-bottom:10px;
  border:1px solid var(--line);border-radius:12px;
  color:var(--text);font-size:16px;font-weight:500;
}
.drawer-link .num{font-family:var(--font-num);font-size:12px;color:var(--primary);letter-spacing:.1em;}
.drawer-link.is-active{border-color:rgba(255,138,43,.55);background:rgba(255,138,43,.08);}
.drawer-cta{width:100%;margin-top:8px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),
             background-color var(--dur) var(--ease),color var(--dur) var(--ease),
             border-color var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#FF8A2B,#FFB55C);
  color:#0A1116;
  box-shadow:0 0 0 1px rgba(255,138,43,.55),0 10px 28px rgba(255,138,43,.32);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);color:#0A1116;box-shadow:0 0 0 1px rgba(255,138,43,.7),0 14px 34px rgba(255,138,43,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,138,43,.55),0 6px 16px rgba(255,138,43,.28);}
.btn-ghost{
  background:transparent;color:var(--text);border-color:rgba(47,212,198,.5);
}
.btn-ghost:hover{background:rgba(47,212,198,.12);color:var(--title);border-color:rgba(47,212,198,.8);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn:disabled,.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
  color:var(--accent);border-bottom:1px solid rgba(47,212,198,.35);padding-bottom:2px;
}
.link-more:hover{color:var(--primary-light);border-bottom-color:rgba(255,138,43,.55);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.04em;font-weight:500;
  border:1px solid rgba(47,212,198,.45);color:var(--accent);
  background:transparent;
}
.badge--orange{border-color:rgba(255,138,43,.55);color:var(--primary-light);}
.badge--muted{border-color:var(--line-strong);color:var(--text-sub);}
.tag{display:inline-block;padding:3px 10px;border-radius:var(--r-pill);font-size:12px;color:var(--text-sub);border:1px solid var(--line);}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-weak);}
.crumbs a{color:var(--text-sub);}
.crumbs a:hover{color:var(--primary-light);}
.crumbs .sep{color:var(--text-weak);opacity:.6;}
.crumbs .now{color:var(--text-sub);}

/* ---------- Hero（分类页小版） ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:72px 0 80px;
  background:
    radial-gradient(1000px 480px at 12% 0%,rgba(47,212,198,.16),transparent 62%),
    radial-gradient(760px 420px at 88% 18%,rgba(255,138,43,.16),transparent 64%),
    linear-gradient(180deg,#0A1C26 0%,#07141B 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px,64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
  pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,138,43,.85),transparent);
}
.cat-hero .grid-container{position:relative;z-index:2;}
.cat-hero h1{margin:18px 0 16px;max-width:20ch;}
.cat-hero .hero-sub{font-size:16px;color:var(--text-sub);max-width:64ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}

/* ---------- 玻璃卡片 ---------- */
.glass{
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.glass:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);}

/* ---------- 要点卡 + 说明面板 ---------- */
.split{margin-top:8px;}
.point-stack{display:flex;flex-direction:column;gap:18px;}
.point-card{
  padding:22px 24px;display:flex;gap:16px;align-items:flex-start;
}
.point-card .idx{
  font-family:var(--font-num);font-size:13px;font-weight:600;color:var(--primary);
  border:1px solid rgba(255,138,43,.45);border-radius:8px;
  min-width:38px;height:30px;display:inline-flex;align-items:center;justify-content:center;flex:none;
  letter-spacing:.06em;
}
.point-card h3{margin-bottom:6px;font-size:17px;}
.point-card p{font-size:14px;line-height:1.8;}
.panel-side{padding:28px;height:100%;}
.panel-side h2{font-size:22px;margin-bottom:10px;}
.panel-side>p{font-size:14px;margin-bottom:22px;}
.data-rows{display:flex;flex-direction:column;gap:18px;}
.data-row{border-top:1px solid var(--line);padding-top:16px;}
.data-row:first-child{border-top:0;padding-top:0;}
.data-row .row-top{display:flex;align-items:baseline;justify-content:space-between;gap:16px;}
.data-row .row-label{font-size:14px;color:var(--text-sub);}
.data-row .row-value{
  font-family:var(--font-num);font-size:22px;font-weight:600;color:var(--title);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.data-row .row-value .unit{font-size:12px;color:var(--text-weak);margin-left:4px;}
.bar{height:4px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);margin-top:12px;overflow:hidden;}
.bar>i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#FF8A2B,#FFB55C);}
.bar>i.cyan{background:linear-gradient(90deg,#2FD4C6,#7FE9DF);}
.bar>i.coral{background:linear-gradient(90deg,#FF5A5F,#FF9B9E);}
.row-note{font-size:12.5px;color:var(--text-weak);margin-top:8px;}

/* ---------- 指标卡 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.metric-card{padding:26px 22px 22px;position:relative;overflow:hidden;}
.metric-card .m-label{font-size:13px;color:var(--text-sub);letter-spacing:.03em;}
.metric-card .m-value{
  font-family:var(--font-num);font-size:34px;font-weight:600;color:var(--title);
  margin-top:12px;font-variant-numeric:tabular-nums;line-height:1.1;
  transition:color var(--dur) var(--ease);
}
.metric-card:hover .m-value{color:var(--primary);}
.metric-card .m-value .unit{font-size:13px;color:var(--text-weak);margin-left:6px;font-weight:400;}
.metric-card .m-foot{display:flex;align-items:center;gap:6px;font-size:12.5px;margin-top:10px;color:var(--text-weak);}
.metric-card .m-foot .up{color:var(--accent);font-family:var(--font-num);}
.metric-card .m-foot .down{color:var(--coral);font-family:var(--font-num);}
.metric-card .m-bar{height:4px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);margin-top:18px;overflow:hidden;}
.metric-card .m-bar>i{display:block;height:100%;background:linear-gradient(90deg,#FF8A2B,#FFB55C);}
.metric-card .m-bar>i.cyan{background:linear-gradient(90deg,#2FD4C6,#7FE9DF);}
.metric-card .m-bar>i.coral{background:linear-gradient(90deg,#FF5A5F,#FF9B9E);}

/* ---------- 不对称：左说明 + 右 2x2 ---------- */
.asym{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:start;}
.asym-copy h2{margin-bottom:14px;}
.asym-copy p{margin-bottom:22px;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--text-sub);}
.check-list li::before{
  content:"";width:8px;height:8px;flex:none;margin-top:9px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 0 3px rgba(47,212,198,.14);
}
.asym-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.mini-card{padding:22px 20px;}
.mini-card h3{font-size:16.5px;margin:14px 0 8px;}
.mini-card p{font-size:13.5px;line-height:1.8;margin-bottom:14px;}
.icon-box{
  width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(47,212,198,.4);color:var(--accent);
  font-family:var(--font-num);font-size:14px;font-weight:600;
}
.icon-box.orange{border-color:rgba(255,138,43,.5);color:var(--primary-light);}

/* ---------- 场景图文 ---------- */
.scene{display:grid;grid-template-columns:6fr 6fr;gap:40px;align-items:center;}
.scene-media{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);background:linear-gradient(135deg,#0B1F29,#07141B);
}
.scene-media img{width:100%;height:340px;object-fit:cover;transition:transform 320ms var(--ease);}
.scene-media:hover img{transform:scale(1.03);}
.scene-list{display:flex;flex-direction:column;gap:18px;margin-top:24px;}
.scene-item{padding-left:18px;border-left:2px solid rgba(47,212,198,.4);}
.scene-item h3{font-size:16.5px;margin-bottom:4px;}
.scene-item p{font-size:14px;}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{padding:24px 20px;position:relative;}
.step .s-num{
  font-family:var(--font-num);font-size:12px;letter-spacing:.12em;color:var(--primary);
  display:block;margin-bottom:12px;
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{font-size:13.5px;line-height:1.8;}
.step::after{
  content:"";position:absolute;top:44px;right:-12px;width:24px;height:1px;
  background:linear-gradient(90deg,rgba(255,138,43,.6),transparent);
}
.steps>.step:last-child::after{display:none;}

/* ---------- 资讯列表 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;}
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;padding:0;
}
.news-card .cover{position:relative;overflow:hidden;border-radius:var(--r-card) var(--r-card) 0 0;}
.news-card .cover img{width:100%;height:190px;object-fit:cover;transition:transform 320ms var(--ease);}
.news-card:hover .cover img{transform:scale(1.04);}
.news-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;gap:10px;}
.news-card h3{
  font-size:17px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:13.5px;line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card time{font-size:12.5px;color:var(--text-weak);font-family:var(--font-num);}
.news-empty{
  padding:36px 28px;border-radius:var(--r-card);border:1px dashed var(--line-strong);
  background:var(--glass-2);text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px;
}
.news-empty p{font-size:14px;margin:0;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--glass-2);overflow:hidden;
  transition:border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.faq-item.is-open{border-color:rgba(47,212,198,.45);background:rgba(47,212,198,.06);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;cursor:pointer;text-align:left;
  color:var(--title);font-size:16px;font-weight:600;min-height:56px;
  transition:color var(--dur) var(--ease);
}
.faq-q:hover{color:var(--primary-light);}
.faq-icon{position:relative;width:16px;height:16px;flex:none;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--accent);border-radius:2px;
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.faq-icon::before{left:0;right:0;top:7px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:7px;width:2px;}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{padding:0 24px 22px;}
.faq-a p{font-size:14.5px;line-height:1.85;max-width:70ch;}

/* ---------- CTA / 表单 ---------- */
.cta-panel{
  padding:44px;border-radius:var(--r-card);
  background:linear-gradient(135deg,rgba(255,138,43,.10),rgba(47,212,198,.06)),var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--text-sub);letter-spacing:.03em;}
.field input,.field select,.field textarea{
  width:100%;background:var(--bg-input);color:var(--text);
  border:1px solid rgba(255,255,255,.12);border-radius:10px;
  min-height:48px;padding:12px 14px;font-size:14.5px;font-family:inherit;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background-color var(--dur) var(--ease);
  appearance:none;-webkit-appearance:none;
}
.field textarea{min-height:112px;resize:vertical;line-height:1.7;}
.field select{
  background-image:linear-gradient(45deg,transparent 50%,var(--text-sub) 50%),
                   linear-gradient(135deg,var(--text-sub) 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;
}
.field select option{background:#0B1F29;color:var(--text);}
.field input::placeholder,.field textarea::placeholder{color:var(--text-weak);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(47,212,198,.28);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--coral);box-shadow:0 0 0 2px rgba(255,90,95,.2);}
.field .err{font-size:13px;color:var(--coral);display:none;}
.field.has-error .err{display:block;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-sub);}
.check input{width:18px;height:18px;min-height:18px;margin-top:4px;accent-color:#FF8A2B;flex:none;}
.form-note{font-size:13px;color:var(--text-weak);margin-top:14px;}
.cta-side h2{margin-bottom:16px;}
.cta-side p{margin-bottom:12px;font-size:14.5px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-footer);border-top:1px solid var(--line);
  padding:72px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;max-width:40ch;}
.footer-col h4{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-weak);margin-bottom:18px;font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{color:var(--text-sub);font-size:14px;}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-sub);}
.footer-contact .dot{
  width:8px;height:8px;border-radius:50%;flex:none;margin-top:9px;
  border:1px solid rgba(47,212,198,.7);background:rgba(47,212,198,.25);
}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--line);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:var(--text-weak);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .nav-main{display:none;}
  .header-cta .btn{display:none;}
  .nav-toggle{display:block;}
  .metric-grid{grid-template-columns:1fr 1fr;}
  .asym{grid-template-columns:1fr;gap:28px;}
  .scene{grid-template-columns:1fr;gap:28px;}
  .scene-media img{height:300px;}
  .steps{grid-template-columns:1fr 1fr;}
  .step::after{display:none;}
  .news-list{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{padding:32px;}
}
@media screen and (max-width:768px){
  .crumb{font-size:12.5px;}
  .cat-hero{padding:56px 0 60px;}
  .cat-hero h1{max-width:none;}
  .asym-cards{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .news-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .news-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-panel{padding:26px 22px;}
}
@media screen and (max-width:520px){
  body{font-size:15px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .grid-margin-x{margin-left:-8px;margin-right:-8px;}
  .grid-margin-x>.cell{padding-left:8px;padding-right:8px;}
  .section{padding:56px 0;}
  .metric-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .scene-media img{height:220px;}
  .point-card,.panel-side{padding:20px;}
  .metric-card{padding:22px 18px;}
}

/* roulang page: category2 */
:root{
  --bg:#07141B;
  --bg-block:#0B1F29;
  --bg-footer:#05101A;
  --primary:#FF8A2B;
  --primary-light:#FFB55C;
  --accent:#2FD4C6;
  --danger:#FF5A5F;
  --text:#EAF2F5;
  --text-2:#9FB3BC;
  --text-3:#6B818C;
  --title:#FFFFFF;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.07);
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.33,.8,.4,1);
  --t:210ms;
  --container:1200px;
  --mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul{list-style:none;padding:0;}
::selection{background:rgba(255,138,43,.35);color:#fff;}

/* ---------- 栅格与容器 ---------- */
.grid-container{max-width:var(--container);padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto;}
.grid-x{display:flex;flex-wrap:wrap;gap:24px;margin-left:0;margin-right:0;}
.grid-x>.cell{min-width:0;width:100%;margin:0;}
.grid-margin-x{margin-left:0;margin-right:0;}
.grid-margin-x>.cell{margin-left:0;margin-right:0;}
.grid-x>.cell.small-12{flex:0 0 100%;width:100%;}
@media screen and (min-width:640px){
  .grid-x>.cell.medium-4{flex:0 0 calc(33.3333% - 16px);width:calc(33.3333% - 16px);}
  .grid-x>.cell.medium-5{flex:0 0 calc(41.6667% - 14px);width:calc(41.6667% - 14px);}
  .grid-x>.cell.medium-6{flex:0 0 calc(50% - 12px);width:calc(50% - 12px);}
  .grid-x>.cell.medium-7{flex:0 0 calc(58.3333% - 10px);width:calc(58.3333% - 10px);}
  .grid-x>.cell.medium-8{flex:0 0 calc(66.6667% - 8px);width:calc(66.6667% - 8px);}
  .grid-x>.cell.medium-12{flex:0 0 100%;width:100%;}
}
@media screen and (min-width:1024px){
  .grid-x>.cell.large-3{flex:0 0 calc(25% - 18px);width:calc(25% - 18px);}
  .grid-x>.cell.large-4{flex:0 0 calc(33.3333% - 16px);width:calc(33.3333% - 16px);}
  .grid-x>.cell.large-5{flex:0 0 calc(41.6667% - 14px);width:calc(41.6667% - 14px);}
  .grid-x>.cell.large-6{flex:0 0 calc(50% - 12px);width:calc(50% - 12px);}
  .grid-x>.cell.large-7{flex:0 0 calc(58.3333% - 10px);width:calc(58.3333% - 10px);}
  .grid-x>.cell.large-8{flex:0 0 calc(66.6667% - 8px);width:calc(66.6667% - 8px);}
  .grid-x>.cell.large-12{flex:0 0 100%;width:100%;}
}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--block{background:var(--bg-block);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(22px,2.6vw,34px);line-height:1.25;font-weight:700;color:var(--title);letter-spacing:.01em;}
.section-head p{margin-top:14px;color:var(--text-2);font-size:15px;max-width:72ch;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,transparent,var(--accent));}

/* ---------- 头部与导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,20,27,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.site-header.is-scrolled{background:rgba(5,16,26,.94);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;gap:24px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:28px;height:28px;border-radius:9px;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  box-shadow:0 0 0 1px rgba(255,138,43,.55),0 0 18px rgba(255,138,43,.32);
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border-radius:2px;
  background:rgba(7,20,27,.9);transform:rotate(45deg);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-size:18px;font-weight:700;color:var(--title);letter-spacing:.01em;}
.brand-text small{font-size:11px;font-weight:400;color:var(--text-3);letter-spacing:.12em;margin-top:3px;}
.nav-main{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:10px 15px;border-radius:8px;
  font-size:15px;color:var(--text-2);
}
.nav-link::after{
  content:"";position:absolute;left:15px;right:15px;bottom:6px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-light));
  transform:scaleX(0);transform-origin:center;transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--title);background:rgba(255,255,255,.04);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--title);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:transparent;border:1px solid var(--line-strong);
  color:var(--text);cursor:pointer;align-items:center;justify-content:center;
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease),background var(--t) var(--ease);
}
.nav-toggle:hover{border-color:rgba(47,212,198,.5);color:var(--accent);background:rgba(47,212,198,.08);}
.nav-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.drawer{
  display:none;border-top:1px solid var(--line);background:rgba(5,16,26,.98);
  padding:18px 0 26px;
}
.drawer.is-open{display:block;}
.drawer-list{display:flex;flex-direction:column;gap:10px;}
.drawer-list a{
  display:flex;align-items:center;gap:14px;min-height:56px;padding:0 18px;
  border:1px solid var(--line);border-radius:12px;color:var(--text);
  background:var(--glass);transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.drawer-list a:hover{border-color:rgba(47,212,198,.45);background:rgba(47,212,198,.08);}
.drawer-list a.is-active{border-color:rgba(255,138,43,.55);}
.drawer-list .num{font-family:var(--mono);font-size:12px;color:var(--text-3);}
.drawer-cta{margin-top:16px;display:flex;}
.drawer-cta .btn{width:100%;}

/* ---------- 按钮与徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),
             background var(--t) var(--ease),color var(--t) var(--ease),filter var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:#0A1116;
  box-shadow:0 0 0 1px rgba(255,138,43,.55),0 10px 28px rgba(255,138,43,.32);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,138,43,.6),0 14px 34px rgba(255,138,43,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,138,43,.5),0 6px 16px rgba(255,138,43,.28);}
.btn-ghost{background:transparent;border-color:rgba(47,212,198,.55);color:var(--accent);}
.btn-ghost:hover{background:rgba(47,212,198,.12);color:#88f0e7;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);background:rgba(47,212,198,.18);}
.btn-line{background:transparent;border-color:var(--line-strong);color:var(--text-2);}
.btn-line:hover{border-color:rgba(255,138,43,.55);color:var(--primary-light);}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;filter:grayscale(.3);box-shadow:none;}
.btn-sm{height:40px;min-height:40px;padding:0 18px;font-size:14px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.04em;line-height:1.6;
  border:1px solid rgba(47,212,198,.5);color:var(--accent);background:rgba(47,212,198,.07);
}
.badge-orange{border-color:rgba(255,138,43,.5);color:var(--primary-light);background:rgba(255,138,43,.08);}
.badge-gray{border-color:var(--line-strong);color:var(--text-2);background:rgba(255,255,255,.04);}
.tag{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);font-size:12px;color:var(--text-2);
}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:76px 0 68px;min-height:300px;
  background-image:linear-gradient(120deg,rgba(7,20,27,.90) 0%,rgba(7,20,27,.78) 46%,rgba(11,31,41,.86) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(47,212,198,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(47,212,198,.055) 1px,transparent 1px);
  background-size:68px 68px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,138,43,.9),transparent);
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary-light);}
.crumb span.sep{color:var(--text-3);}
.page-hero h1{
  font-size:clamp(30px,4.6vw,50px);line-height:1.15;font-weight:700;color:var(--title);
  letter-spacing:.01em;margin-top:14px;
}
.page-hero .lead{margin-top:18px;font-size:16px;color:var(--text-2);max-width:66ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line);}
.hero-meta div{font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;}
.hero-meta strong{font-family:var(--mono);font-size:20px;color:var(--title);font-variant-numeric:tabular-nums;font-weight:600;}

/* ---------- 大图块 ---------- */
.showcase{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--bg-block);}
.showcase img{width:100%;height:400px;object-fit:cover;display:block;transition:transform 600ms var(--ease);}
.showcase:hover img{transform:scale(1.03);}
.showcase-caption{
  position:absolute;left:0;right:0;bottom:0;padding:24px 26px;
  background:linear-gradient(180deg,transparent,rgba(5,16,26,.94));
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
}
.showcase-caption h3{font-size:18px;font-weight:600;color:var(--title);}
.showcase-caption p{font-size:13px;color:var(--text-2);margin-top:6px;}
.metric-rows{margin-top:26px;display:flex;flex-direction:column;gap:16px;}
.metric-row{display:flex;align-items:center;gap:16px;}
.metric-row .m-label{flex:0 0 168px;font-size:14px;color:var(--text-2);}
.metric-row .m-value{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:16px;color:var(--title);flex:0 0 92px;text-align:right;}
.metric-row .m-bar{flex:1 1 auto;height:4px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden;}
.metric-row .m-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),#7ff0e6);}
.metric-row .m-bar i.warm{background:linear-gradient(90deg,var(--primary),var(--primary-light));}
.metric-row .m-bar i.down{background:linear-gradient(90deg,var(--danger),#ff8b8f);}
.metric-note{margin-top:22px;font-size:13px;color:var(--text-3);}

/* ---------- 卡片 ---------- */
.glass-card{
  position:relative;height:100%;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.glass-card:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);background:var(--glass-2);}
.card-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(47,212,198,.35);background:rgba(47,212,198,.08);
  color:var(--accent);font-size:18px;margin-bottom:18px;
}
.card-icon.warm{border-color:rgba(255,138,43,.4);background:rgba(255,138,43,.1);color:var(--primary-light);}
.glass-card h3{font-size:19px;font-weight:600;color:var(--title);line-height:1.4;}
.glass-card p{margin-top:10px;font-size:15px;color:var(--text-2);}
.card-points{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.card-points li{position:relative;padding-left:18px;font-size:14px;color:var(--text-2);}
.card-points li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--accent);}
.mini-link{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:14px;color:var(--primary-light);min-height:44px;}
.mini-link i{transition:transform var(--t) var(--ease);}
.mini-link:hover i{transform:translateX(4px);}
.mini-link:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

/* ---------- 组合建议 ---------- */
.plan-card{
  height:100%;display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.plan-card:hover{transform:translateY(-4px);border-color:rgba(255,138,43,.45);}
.plan-card h3{font-size:19px;font-weight:600;color:var(--title);margin-top:16px;}
.plan-card .plan-desc{margin-top:10px;font-size:15px;color:var(--text-2);flex:1 1 auto;}
.plan-list{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px;}
.plan-list li{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:var(--text-2);}
.plan-list li b{font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--text);font-weight:500;}

/* ---------- 折叠详情 ---------- */
.fold-list{display:flex;flex-direction:column;gap:14px;}
.fold-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  overflow:hidden;
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.fold-item:hover{border-color:rgba(47,212,198,.35);}
.fold-item[open]{border-color:rgba(47,212,198,.45);background:var(--glass-2);}
.fold-item summary{
  list-style:none;cursor:pointer;min-height:60px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 24px;font-size:17px;font-weight:600;color:var(--title);
}
.fold-item summary::-webkit-details-marker{display:none;}
.fold-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-3px;border-radius:12px;}
.fold-icon{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);color:var(--text-2);font-size:12px;
  transition:transform var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.fold-item[open] .fold-icon{transform:rotate(180deg);color:var(--accent);border-color:rgba(47,212,198,.5);}
.fold-body{padding:0 24px 22px;font-size:15px;color:var(--text-2);max-width:74ch;}
.fold-body strong{color:var(--text);font-weight:600;}

/* ---------- 资讯列表 ---------- */
.news-list{margin-top:8px;}
.news-card{
  height:100%;background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);}
.news-card-link{display:flex;flex-direction:column;height:100%;}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0B1F29,#123543);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 520ms var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.news-body h3{
  font-size:17px;font-weight:600;color:var(--title);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body time{font-family:var(--mono);font-size:12px;color:var(--text-3);margin-top:auto;}
.news-empty{
  border:1px dashed var(--line-strong);border-radius:var(--r-card);
  background:rgba(255,255,255,.03);padding:44px 24px;text-align:center;
}
.news-empty p{color:var(--text-2);font-size:15px;margin-bottom:18px;}

/* ---------- CTA 与表单 ---------- */
.cta-panel{
  background:var(--glass-2);border:1px solid var(--line);border-radius:22px;
  padding:44px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;color:var(--title);}
.cta-panel .cta-desc{margin-top:14px;color:var(--text-2);font-size:15px;max-width:60ch;}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{position:relative;padding-left:20px;font-size:14px;color:var(--text-2);}
.cta-points li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:2px;background:var(--primary);}
.form-grid{display:flex;flex-wrap:wrap;gap:16px;}
.field{display:flex;flex-direction:column;flex:1 1 calc(50% - 8px);min-width:0;}
.field.full{flex:1 1 100%;}
.field label{font-size:13px;color:var(--text-2);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-btn);
  background:#0E2129;border:1px solid rgba(255,255,255,.12);color:var(--text);
  font-size:15px;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease);
}
.field textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.75;resize:vertical;}
.field select{
  appearance:none;-webkit-appearance:none;padding-right:42px;
  background-image:linear-gradient(45deg,transparent 50%,#9FB3BC 50%),linear-gradient(135deg,#9FB3BC 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;
  background-size:5px 5px,5px 5px;background-repeat:no-repeat;
}
.field select option{background:#0B1F29;color:var(--text);}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(255,255,255,.24);}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(47,212,198,.14);
}
.field input:disabled,.field select:disabled,.field textarea:disabled{opacity:.5;cursor:not-allowed;}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);flex:1 1 100%;}
.check-line input{width:18px;height:18px;margin-top:3px;accent-color:var(--primary);flex:0 0 auto;}
.form-note{font-size:12px;color:var(--text-3);margin-top:10px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-footer);border-top:1px solid var(--line);padding:64px 0 0;margin-top:0;}
.footer-grid{display:flex;flex-wrap:wrap;gap:36px 28px;}
.footer-brand{flex:1 1 300px;max-width:360px;}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-2);}
.footer-col{flex:1 1 180px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--title);letter-spacing:.06em;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{display:inline-flex;align-items:center;min-height:32px;font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary-light);}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);}
.footer-contact .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);margin-top:10px;flex:0 0 auto;box-shadow:0 0 10px rgba(47,212,198,.6);}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom span{font-family:var(--mono);letter-spacing:.02em;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-main{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-sm{display:none;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .showcase img{height:320px;}
  .cta-panel{padding:32px;}
  .page-hero{padding:60px 0 54px;}
}
@media screen and (max-width:640px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .grid-x{gap:16px;}
  .grid-x>.cell.medium-4,.grid-x>.cell.medium-5,.grid-x>.cell.medium-6,
  .grid-x>.cell.medium-7,.grid-x>.cell.medium-8{flex:0 0 100%;width:100%;}
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  .brand-text{font-size:16px;}
  .page-hero h1{font-size:28px;}
  .hero-meta{gap:16px;}
  .hero-meta strong{font-size:18px;}
  .showcase img{height:220px;}
  .showcase-caption{padding:18px;}
  .glass-card,.plan-card{padding:20px;}
  .cta-panel{padding:24px;border-radius:18px;}
  .field{flex:1 1 100%;}
  .fold-item summary{padding:16px 18px;font-size:16px;}
  .fold-body{padding:0 18px 18px;}
  .metric-row{flex-wrap:wrap;}
  .metric-row .m-label{flex:0 0 100%;}
  .metric-row .m-value{flex:0 0 auto;text-align:left;}
  .metric-row .m-bar{flex:1 1 100%;}
}

/* roulang page: category3 */
:root{
  --bg:#07141B;
  --bg-block:#0B1F29;
  --bg-footer:#05101A;
  --primary:#FF8A2B;
  --primary-light:#FFB55C;
  --cyan:#2FD4C6;
  --coral:#FF5A5F;
  --text:#EAF2F5;
  --text-2:#9FB3BC;
  --text-3:#6B818C;
  --title:#FFFFFF;
  --border:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.05);
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45);
  --t:200ms cubic-bezier(.22,.61,.36,1);
  --mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t)}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:700;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
::selection{background:rgba(255,138,43,.35);color:#fff}

/* ---------- 容器与栅格修正 ---------- */
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto}
.grid-x.grid-margin-x{margin-left:-0.9375rem;margin-right:-0.9375rem}
.grid-x.grid-margin-y{margin-top:-0.9375rem;margin-bottom:-0.9375rem}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(7,20,27,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t);
}
.site-header.is-scrolled{background:rgba(5,16,26,.95);border-bottom-color:rgba(255,255,255,.10)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:26px;height:26px;border-radius:8px;flex:none;
  border:1px solid rgba(255,138,43,.55);
  background:radial-gradient(circle at 32% 30%,rgba(255,138,43,.6),rgba(47,212,198,.18) 70%);
  box-shadow:0 0 14px rgba(255,138,43,.28);
}
.brand-text{font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em;line-height:1.15}
.brand-text small{display:block;font-size:11px;font-weight:400;letter-spacing:.16em;color:var(--text-3);margin-top:2px}
.nav-main{display:flex;align-items:center;gap:2px;counter-reset:navitem}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:10px 14px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:8px;
  transition:color var(--t),background var(--t);
}
.nav-link::after{
  content:"";
  position:absolute;left:50%;right:50%;bottom:4px;height:2px;
  background:var(--primary);
  border-radius:2px;
  transition:left var(--t),right var(--t);
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{left:14px;right:14px}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{left:14px;right:14px}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius:10px;
  cursor:pointer;
  transition:border-color var(--t),background var(--t);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--t),opacity var(--t)}
.nav-toggle:hover{border-color:rgba(47,212,198,.5);background:rgba(47,212,198,.08)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  min-height:280px;
  padding:60px 0 56px;
  background-image:linear-gradient(180deg,rgba(7,20,27,.84),rgba(7,20,27,.97)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,138,43,.85),transparent);
}
.page-hero .grid-container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:#3A505B}
.hero-title{font-size:clamp(28px,4vw,48px);line-height:1.18;letter-spacing:-.01em;max-width:22ch}
.hero-desc{margin-top:18px;max-width:70ch;color:var(--text-2);font-size:16px;line-height:1.85}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  border:1px solid rgba(47,212,198,.45);
  background:rgba(47,212,198,.08);
  color:#9FE9E0;
  font-size:12px;
  letter-spacing:.04em;
  line-height:1.6;
}
.badge.is-warm{border-color:rgba(255,138,43,.5);background:rgba(255,138,43,.08);color:#FFCB93}
.badge.is-plain{border-color:rgba(255,255,255,.16);background:rgba(255,255,255,.03);color:var(--text-2)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t),filter var(--t);
}
.btn-primary{
  background:linear-gradient(135deg,#FF8A2B,#FFB55C);
  color:#0A1116;
  box-shadow:0 0 0 1px rgba(255,138,43,.55),0 10px 28px rgba(255,138,43,.32);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 0 0 1px rgba(255,138,43,.7),0 14px 34px rgba(255,138,43,.44)}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,138,43,.6),0 6px 14px rgba(255,138,43,.3)}
.btn-ghost{background:transparent;border-color:rgba(47,212,198,.5);color:#BFF3EE}
.btn-ghost:hover{background:rgba(47,212,198,.12);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.text-link:hover{color:var(--primary-light)}
.text-link::after{content:"→";transition:transform var(--t)}
.text-link:hover::after{transform:translateX(3px)}

/* ---------- 板块 ---------- */
.section{padding:96px 0;position:relative}
.section-alt{background:var(--bg-block);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:780px;margin-bottom:44px}
.section-head h2{margin-top:16px;font-size:clamp(22px,2.6vw,34px);line-height:1.25}
.section-lead{margin-top:14px;color:var(--text-2);font-size:15.5px;max-width:68ch}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}

/* ---------- 玻璃卡 ---------- */
.glass-card{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:24px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t),background var(--t);
}
.glass-card:hover{transform:translateY(-4px);border-color:rgba(47,212,198,.45);background:rgba(255,255,255,.07)}

/* ---------- 阶段卡 ---------- */
.step-card{height:100%;display:flex;flex-direction:column;gap:12px}
.step-index{font-family:var(--mono);font-size:13px;letter-spacing:.18em;color:var(--primary)}
.step-card h3{font-size:19px}
.step-card p{color:var(--text-2);font-size:14.5px;line-height:1.8}
.mini-list{margin-top:auto;padding-top:14px;border-top:1px dashed rgba(255,255,255,.14);display:grid;gap:7px}
.mini-list li{position:relative;padding-left:15px;font-size:13.5px;color:var(--text-3);line-height:1.7}
.mini-list li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:2px;background:var(--cyan);opacity:.85}

/* ---------- 图文交错 ---------- */
.split-row{padding:36px 0;border-bottom:1px solid rgba(255,255,255,.07);align-items:center}
.split-row:first-child{padding-top:0}
.split-row:last-child{border-bottom:0;padding-bottom:0}
.media-frame{
  margin:0;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  background:linear-gradient(135deg,#0E232C,#123240);
}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;transition:transform .4s ease-out}
.media-frame:hover img{transform:scale(1.04)}
.split-text h3{margin:16px 0 12px;font-size:clamp(19px,2vw,24px);line-height:1.35}
.split-text p{color:var(--text-2);font-size:15.5px;max-width:64ch}
.check-list{margin-top:18px;display:grid;gap:10px}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--text-2);line-height:1.75}
.check-list li::before{
  content:"";position:absolute;left:0;top:6px;width:15px;height:15px;border-radius:5px;
  border:1px solid rgba(47,212,198,.55);background:rgba(47,212,198,.12);
}
.check-list li::after{
  content:"";position:absolute;left:4px;top:10px;width:6px;height:3px;
  border-left:1.6px solid var(--cyan);border-bottom:1.6px solid var(--cyan);
  transform:rotate(-45deg);
}
@media (min-width:1024px){
  .split-row.is-reversed .split-media{order:2}
}

/* ---------- 场景卡 ---------- */
.scene-card{height:100%;display:flex;flex-direction:column;gap:10px;padding:22px}
.scene-card h3{font-size:17px}
.scene-card p{color:var(--text-2);font-size:14px;line-height:1.75}

/* ---------- 交付面板 ---------- */
.deliver-panel{padding:28px}
.deliver-panel h3{font-size:18px;margin-bottom:16px}
.plain-list{display:grid;gap:12px}
.plain-list li{position:relative;padding-left:16px;font-size:14.5px;color:var(--text-2);line-height:1.75}
.plain-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--primary);opacity:.9}
.metric-row{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.metric-row:last-child{border-bottom:0;padding-bottom:0}
.metric-top{display:flex;align-items:baseline;justify-content:space-between;gap:14px}
.metric-top .k{font-size:14px;color:var(--text-2)}
.metric-top .v{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:20px;color:#fff}
.metric-top .v small{font-size:12px;color:var(--text-3);margin-left:2px}
.progress{height:4px;border-radius:99px;background:rgba(255,255,255,.08);margin-top:10px;overflow:hidden}
.progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),#7FE7DD)}
.progress.is-warm span{background:linear-gradient(90deg,var(--primary),var(--primary-light))}
.note{margin-top:16px;font-size:13px;color:var(--text-3);line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;display:grid;gap:14px}
.faq-item{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:border-color var(--t),background var(--t);
}
.faq-item.is-open{border-color:rgba(47,212,198,.5);background:rgba(47,212,198,.06)}
.faq-q{
  width:100%;
  min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;
  background:transparent;border:0;
  text-align:left;color:#fff;font-size:16px;font-weight:600;
  cursor:pointer;
  transition:color var(--t);
}
.faq-q:hover{color:var(--primary-light)}
.faq-icon{
  position:relative;flex:none;width:22px;height:22px;border-radius:50%;
  border:1px solid rgba(47,212,198,.5);
  transition:transform var(--t),border-color var(--t);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--cyan);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:1.6px}
.faq-icon::after{width:1.6px;height:10px;transition:opacity var(--t)}
.faq-item.is-open .faq-icon{transform:rotate(135deg);border-color:rgba(255,138,43,.6)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease-out}
.faq-a p{padding:0 22px 20px;color:var(--text-2);font-size:14.8px;line-height:1.8;max-width:66ch}

/* ---------- CTA / 表单 ---------- */
.cta-panel{
  display:grid;gap:32px;
  padding:32px;
  border-radius:20px;
  background:linear-gradient(135deg,rgba(255,138,43,.10),rgba(47,212,198,.06)),rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.cta-copy h2{font-size:clamp(21px,2.4vw,30px);line-height:1.3}
.cta-copy p{margin-top:14px;color:var(--text-2);font-size:15px;max-width:56ch}
.cta-points{margin-top:20px;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:22px;font-size:14.5px;color:var(--text-2)}
.cta-points li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;border:1px solid rgba(255,138,43,.7);background:rgba(255,138,43,.25)}
.form-grid{display:grid;gap:18px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  background:#0E2129;
  border:1px solid rgba(255,255,255,.12);
  border-radius:10px;
  color:#fff;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.field textarea{height:auto;min-height:100px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#5C737E}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(255,255,255,.22)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--cyan);
  box-shadow:0 0 0 2px rgba(47,212,198,.28);
  background:#0F252E;
}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{
  outline:none;
  box-shadow:0 0 0 2px rgba(47,212,198,.42);
}
.field select{
  appearance:none;-webkit-appearance:none;
  padding-right:40px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' fill='none' stroke='%239FB3BC' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat:no-repeat;
  background-position:right 16px center;
}
.field select option{background:#0E2129;color:#EAF2F5}
.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-3);line-height:1.7}
.checkbox input{width:18px;height:18px;margin-top:3px;flex:none;accent-color:#FF8A2B}
.form-tip{margin-top:12px;font-size:13px;color:var(--text-3)}
.form-tip.is-ok{color:var(--cyan)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-footer);border-top:1px solid var(--border);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand p{margin-top:14px;color:var(--text-3);font-size:14px;line-height:1.8;max-width:44ch}
.site-footer .brand-text{font-size:17px}
.footer-col h4{font-size:14px;letter-spacing:.06em;margin-bottom:16px;color:#fff}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--primary)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:var(--text-2);font-size:14px;line-height:1.7}
.dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);margin-top:9px;flex:none}
.footer-bottom{
  margin-top:48px;
  padding:20px 0 24px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  color:var(--text-3);font-size:13px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .page-hero{padding:48px 0 44px}
}
@media (max-width:1023.98px){
  .nav-toggle{display:flex}
  .nav-main{
    position:fixed;
    left:0;right:0;top:72px;bottom:0;
    display:flex;flex-direction:column;align-items:stretch;
    gap:10px;
    padding:24px 20px 40px;
    background:rgba(5,16,26,.98);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    transform:translateX(100%);
    opacity:0;
    pointer-events:none;
    transition:transform 240ms ease-out,opacity 240ms ease-out;
    overflow-y:auto;
  }
  .nav-main.is-open{transform:translateX(0);opacity:1;pointer-events:auto}
  .nav-link{
    counter-increment:navitem;
    padding:15px 18px;
    font-size:16px;
    border:1px solid var(--border);
    border-radius:12px;
  }
  .nav-link::before{
    content:"0" counter(navitem);
    font-family:var(--mono);
    font-size:12px;
    color:var(--text-3);
    margin-right:12px;
    letter-spacing:.1em;
  }
  .nav-link::after{display:none}
  .nav-link.is-active{border-color:rgba(255,138,43,.55);background:rgba(255,138,43,.08);color:#fff}
  .nav-link:hover{border-color:rgba(47,212,198,.45)}
}
@media (max-width:640px){
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .nav-wrap{height:64px}
  .nav-main{top:64px}
  .brand-text{font-size:16px}
  .hero-title{max-width:none}
  .hero-desc{font-size:15px}
  .glass-card{padding:20px}
  .cta-panel{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:6px}
  .split-row{padding:26px 0}
}
@media (max-width:400px){
  .brand-text small{display:none}
}