/* roulang page: index */
:root{
  --brand:#0b2545;
  --brand-2:#153a6b;
  --brand-3:#1f4f8f;
  --accent:#12a594;
  --accent-dark:#0d8377;
  --accent-soft:#e5f7f4;
  --gold:#d8ab4a;
  --bg:#f4f7fc;
  --surface:#ffffff;
  --ink:#12233c;
  --muted:#5c6f8a;
  --line:#e2e9f4;
  --line-strong:#cfdaea;
  --radius-s:10px;
  --radius:16px;
  --radius-l:22px;
  --shadow-s:0 4px 14px rgba(15,42,80,.06);
  --shadow:0 10px 28px rgba(15,42,80,.09);
  --shadow-l:0 18px 48px rgba(15,42,80,.14);
  --gap:24px;
  --container:1180px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.78;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;}
img{display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:3px solid rgba(18,165,148,.55);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}
.section{padding:74px 0;scroll-margin-top:130px;}
.section--alt{background:var(--surface);}
.section--tight{padding:54px 0;}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--accent-dark);background:var(--accent-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow--light{color:#8ff0e2;background:rgba(18,165,148,.18);}
.section-title{
  font-size:clamp(22px,2.4vw,31px);
  line-height:1.42;font-weight:700;letter-spacing:.01em;color:var(--brand);
}
.section-title--light{color:#fff;}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.section-desc--light{color:rgba(255,255,255,.78);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(15,42,80,.05);
}
.header-top{padding:12px 0;}
.header-top__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:linear-gradient(150deg,var(--brand-3),var(--brand));
  color:#fff;font-size:19px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(11,37,69,.28);
}
.brand__text{display:flex;flex-direction:column;line-height:1.3;min-width:0;}
.brand__text strong{font-size:16.5px;font-weight:700;color:var(--brand);letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand__text em{font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.14em;white-space:nowrap;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.header-note{font-size:13px;color:var(--muted);white-space:nowrap;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(18,165,148,.3);}
.btn--primary:hover{background:var(--accent-dark);box-shadow:0 12px 26px rgba(18,165,148,.36);}
.btn--dark{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(11,37,69,.26);}
.btn--dark:hover{background:var(--brand-2);}
.btn--ghost{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent-dark);background:var(--accent-soft);}
.btn--onDark{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.34);}
.btn--onDark:hover{background:rgba(255,255,255,.22);}
.btn--sm{padding:9px 18px;font-size:14px;}
.btn--block{width:100%;}

.header-nav{background:#fff;border-top:1px solid var(--line);}
.nav-scroll{
  display:flex;align-items:center;gap:6px;
  overflow-x:auto;padding-top:8px;padding-bottom:8px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.nav-scroll::-webkit-scrollbar{display:none;}
.channel-tab{
  flex:0 0 auto;padding:9px 18px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background-color .2s ease,color .2s ease;
}
.channel-tab:hover{background:#eef3fb;color:var(--brand);}
.channel-tab.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(11,37,69,.22);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 420px at 12% -10%,rgba(18,165,148,.32),transparent 62%),
    radial-gradient(720px 420px at 92% 8%,rgba(56,116,196,.42),transparent 60%),
    linear-gradient(155deg,#071c37 0%,#0e2c53 48%,#123a68 100%);
  padding:62px 0 70px;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(180deg,rgba(244,247,252,0),rgba(244,247,252,.14));
  pointer-events:none;
}
.hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
  gap:52px;align-items:center;
}
.hero h1{
  font-size:clamp(25px,3.1vw,40px);
  line-height:1.34;font-weight:700;letter-spacing:.01em;margin:14px 0 0;
}
.hero h1 span{color:#5fe3ce;}
.hero__lead{margin-top:20px;font-size:15.8px;line-height:1.92;color:rgba(255,255,255,.82);max-width:640px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero__facts{
  display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13.5px;color:rgba(255,255,255,.72);
}
.hero__facts span{display:inline-flex;align-items:center;gap:7px;}
.hero__facts span::before{content:"";width:7px;height:7px;border-radius:50%;background:#5fe3ce;flex:0 0 7px;}

.demo{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-l);
  padding:14px;box-shadow:0 26px 60px rgba(2,12,28,.45);
  backdrop-filter:blur(6px);
}
.demo__bar{display:flex;align-items:center;gap:7px;padding:4px 6px 12px;}
.demo__bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.32);display:block;}
.demo__bar i:nth-child(1){background:#ff6b6b;}
.demo__bar i:nth-child(2){background:#f6c451;}
.demo__bar i:nth-child(3){background:#38d9a9;}
.demo__bar em{margin-left:8px;font-style:normal;font-size:12.5px;color:rgba(255,255,255,.62);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.demo__body{
  background:#fff;border-radius:14px;padding:18px;color:var(--ink);
}
.demo__title{font-size:14px;font-weight:700;color:var(--brand);display:flex;align-items:center;justify-content:space-between;gap:10px;}
.demo__title span{font-size:12px;font-weight:500;color:var(--accent-dark);background:var(--accent-soft);padding:3px 10px;border-radius:999px;}
.demo__steps{display:grid;gap:9px;margin-top:14px;}
.demo__step{
  display:flex;align-items:center;gap:10px;font-size:13.4px;color:#3f526e;
  background:#f6f9fe;border:1px solid #e8eefa;border-radius:10px;padding:8px 12px;
}
.demo__step b{
  width:20px;height:20px;flex:0 0 20px;border-radius:6px;background:var(--brand);
  color:#fff;font-size:11.5px;display:flex;align-items:center;justify-content:center;
}
.demo__step.is-done b{background:var(--accent);}
.demo__chart{margin-top:14px;border-radius:10px;background:#0d2b52;padding:12px 10px 6px;}
.demo__chart small{display:block;font-size:11.5px;color:rgba(255,255,255,.55);margin-bottom:4px;padding-left:4px;}
.demo__spark{width:100%;height:auto;display:block;}

/* ---------- Metrics ---------- */
.metrics{background:var(--surface);border-bottom:1px solid var(--line);}
.metrics__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.metric{
  background:#f7fafe;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;min-width:0;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe3f8;}
.metric b{display:block;font-size:26px;line-height:1.2;color:var(--brand);letter-spacing:.02em;}
.metric b em{font-style:normal;font-size:15px;color:var(--accent-dark);margin-left:4px;}
.metric p{margin-top:8px;font-size:13.6px;color:var(--muted);line-height:1.7;}

/* ---------- Download ---------- */
.download-section{scroll-margin-top:130px;}
.download-wrap{
  background:linear-gradient(140deg,#0b2545,#16406f 62%,#1b4b83);
  border-radius:var(--radius-l);padding:44px 38px;color:#fff;
  box-shadow:var(--shadow-l);position:relative;overflow:hidden;
}
.download-wrap::before{
  content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,165,148,.42),transparent 68%);
}
.download-head{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:28px;}
.download-head h2{font-size:clamp(21px,2.2vw,28px);font-weight:700;line-height:1.4;}
.download-head p{margin-top:10px;font-size:14.6px;color:rgba(255,255,255,.75);max-width:620px;}
.download-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.dl-card{
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);padding:24px 20px;min-width:0;
  display:flex;flex-direction:column;gap:12px;
  transition:background-color .24s ease,transform .24s ease,border-color .24s ease;
}
.dl-card:hover{background:rgba(255,255,255,.16);transform:translateY(-4px);border-color:rgba(95,227,206,.6);}
.dl-card__icon{
  width:44px;height:44px;border-radius:12px;background:rgba(18,165,148,.26);
  display:flex;align-items:center;justify-content:center;color:#8ff0e2;
}
.dl-card h3{font-size:16.5px;font-weight:700;}
.dl-card p{font-size:13.4px;color:rgba(255,255,255,.72);line-height:1.7;min-height:44px;}
.dl-card code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:#a8f2e6;background:rgba(255,255,255,.1);padding:2px 8px;border-radius:6px;}

/* ---------- Generic grid & cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap);}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;min-width:0;box-shadow:var(--shadow-s);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfe3f8;}
.card__icon{
  width:46px;height:46px;border-radius:13px;background:var(--accent-soft);color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card h3{font-size:17px;font-weight:700;color:var(--brand);line-height:1.5;}
.card p{margin-top:10px;font-size:14.4px;color:var(--muted);line-height:1.82;}

/* ---------- Countdown ---------- */
.countdown-section{background:linear-gradient(120deg,#071c37,#123a68 70%,#0e2f57);color:#fff;padding:52px 0;}
.countdown-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:34px;align-items:center;}
.countdown-inner h2{font-size:clamp(20px,2.1vw,26px);font-weight:700;line-height:1.45;}
.countdown-inner p{margin-top:10px;font-size:14.4px;color:rgba(255,255,255,.74);max-width:640px;}
.countdown{
  display:flex;gap:10px;align-items:center;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);padding:16px 20px;
}
.cd-cell{text-align:center;min-width:62px;}
.cd-cell b{display:block;font-size:26px;font-weight:700;line-height:1.2;color:#7cf0dd;font-variant-numeric:tabular-nums;}
.cd-cell span{display:block;font-size:12px;color:rgba(255,255,255,.6);margin-top:4px;}
.cd-sep{color:rgba(255,255,255,.35);font-size:20px;line-height:1;padding-bottom:14px;}

/* ---------- Highlights ---------- */
.hl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.hl{
  display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;min-width:0;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.hl:hover{border-color:#bfe6df;box-shadow:var(--shadow-s);}
.hl__dot{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;background:var(--brand);
  color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.hl h3{font-size:15.4px;font-weight:700;color:var(--brand);line-height:1.5;}
.hl p{margin-top:6px;font-size:13.8px;color:var(--muted);line-height:1.75;}

/* ---------- Benefits ---------- */
.benefit-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.benefit{
  display:flex;flex-direction:column;gap:10px;background:#f9fbff;border:1px solid var(--line);
  border-left:4px solid var(--accent);border-radius:14px;padding:22px;min-width:0;
  transition:background-color .22s ease,transform .22s ease;
}
.benefit:hover{background:#fff;transform:translateY(-3px);box-shadow:var(--shadow-s);}
.benefit h3{font-size:16px;font-weight:700;color:var(--brand);}
.benefit p{font-size:14.2px;color:var(--muted);line-height:1.8;}
.tag{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--accent-soft);color:var(--accent-dark);
}

/* ---------- Steps ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;counter-reset:step;}
.step-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 24px 26px;min-width:0;box-shadow:var(--shadow-s);
  transition:transform .24s ease,box-shadow .24s ease;
}
.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.step-card::before{
  counter-increment:step;content:"0" counter(step);
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;
  color:var(--accent-dark);background:var(--accent-soft);padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.step-card h3{font-size:16.6px;font-weight:700;color:var(--brand);}
.step-card p{margin-top:10px;font-size:14.2px;color:var(--muted);line-height:1.82;}

/* ---------- Plan preview ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.plan{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;min-width:0;display:flex;flex-direction:column;gap:14px;
  box-shadow:var(--shadow-s);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.plan:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#bfe6df;}
.plan--feature{border-color:var(--accent);box-shadow:0 14px 34px rgba(18,165,148,.16);}
.plan__label{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--accent-dark);}
.plan h3{font-size:19px;font-weight:700;color:var(--brand);}
.plan p{font-size:14.2px;color:var(--muted);line-height:1.82;}
.plan ul{display:grid;gap:9px;}
.plan li{
  position:relative;padding-left:20px;font-size:13.9px;color:#42566f;line-height:1.72;
}
.plan li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--accent);opacity:.8;
}

/* ---------- Compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.compare{
  border-radius:var(--radius);padding:28px 26px;border:1px solid var(--line);
  background:var(--surface);min-width:0;
}
.compare--old{background:#fbfcfe;}
.compare--new{border-color:#bfe6df;background:linear-gradient(160deg,#f2fdfb,#ffffff 62%);box-shadow:var(--shadow-s);}
.compare h3{font-size:17px;font-weight:700;color:var(--brand);display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.compare h3 i{width:10px;height:10px;border-radius:50%;background:#b8c4d6;display:block;}
.compare--new h3 i{background:var(--accent);}
.compare ul{display:grid;gap:12px;}
.compare li{
  font-size:14.2px;color:#42566f;line-height:1.78;padding-left:18px;position:relative;
}
.compare li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:#c3cede;
}
.compare--new li::before{background:var(--accent);}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;gap:0;}
.timeline::before{
  content:"";position:absolute;left:15px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--accent),#dfe9f6);
}
.tl-item{position:relative;padding:0 0 26px 52px;min-width:0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:7px;top:6px;width:18px;height:18px;border-radius:50%;
  background:#fff;border:3px solid var(--accent);box-shadow:0 0 0 4px rgba(18,165,148,.12);
}
.tl-item h3{font-size:16px;font-weight:700;color:var(--brand);line-height:1.5;}
.tl-item p{margin-top:7px;font-size:14.2px;color:var(--muted);line-height:1.8;}

/* ---------- Category wall ---------- */
.cat-wall{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.cat-card{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:linear-gradient(140deg,#0e2c53,#1b4b83);color:#fff;
  border-radius:var(--radius-l);padding:30px 28px;min-width:0;
  box-shadow:var(--shadow);transition:transform .24s ease,box-shadow .24s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-l);}
.cat-card h3{font-size:19px;font-weight:700;line-height:1.45;}
.cat-card p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.76);line-height:1.75;}
.cat-card__go{
  flex:0 0 auto;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;
  color:#8ff0e2;transition:background-color .22s ease,transform .22s ease;
}
.cat-card:hover .cat-card__go{background:rgba(18,165,148,.5);transform:translateX(3px);}
.cat-side{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:30px 28px;min-width:0;box-shadow:var(--shadow-s);
}
.cat-side h3{font-size:18px;font-weight:700;color:var(--brand);}
.cat-side p{margin-top:10px;font-size:14.3px;color:var(--muted);line-height:1.82;}
.cat-side .tag{margin-top:16px;}

/* ---------- News ---------- */
.news-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,.85fr);gap:28px;align-items:start;}
.news-list{display:grid;gap:16px;}
.news-item{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 24px;min-width:0;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfe3f8;}
.news-item__meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-bottom:8px;}
.news-item__meta .tag{font-size:12px;}
.news-item h3{font-size:16.4px;font-weight:700;color:var(--brand);line-height:1.55;}
.news-item p{margin-top:8px;font-size:13.9px;color:var(--muted);line-height:1.78;}
.news-side{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-s);min-width:0;
}
.news-side h3{font-size:15.6px;font-weight:700;color:var(--brand);padding-bottom:14px;border-bottom:1px solid var(--line);}
.news-side ul{display:grid;gap:14px;margin-top:16px;}
.news-side li{min-width:0;}
.news-side a{
  display:block;font-size:14px;color:#33475f;line-height:1.6;
  transition:color .2s ease;
}
.news-side a:hover{color:var(--accent-dark);}
.news-side time{display:block;font-size:12px;color:#97a7bd;margin-top:4px;}
.news-more{margin-top:22px;display:flex;justify-content:center;}
.empty-note{
  background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:34px 24px;text-align:center;color:var(--muted);font-size:14.5px;
}

/* ---------- Guard ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.guard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;min-width:0;text-align:center;
  transition:transform .22s ease,box-shadow .22s ease;
}
.guard:hover{transform:translateY(-4px);box-shadow:var(--shadow-s);}
.guard__icon{
  width:48px;height:48px;border-radius:14px;margin:0 auto 14px;
  background:var(--accent-soft);color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;
}
.guard h3{font-size:15.4px;font-weight:700;color:var(--brand);}
.guard p{margin-top:8px;font-size:13.6px;color:var(--muted);line-height:1.74;}

/* ---------- Quick answers ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.quick{
  background:linear-gradient(160deg,#0d2b52,#17406f);color:#fff;
  border-radius:var(--radius);padding:26px 22px;min-width:0;
  transition:transform .22s ease,box-shadow .22s ease;
}
.quick:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.quick h3{font-size:15.6px;font-weight:700;color:#8ff0e2;line-height:1.5;}
.quick p{margin-top:10px;font-size:13.9px;color:rgba(255,255,255,.78);line-height:1.82;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:6px 24px;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 30px 18px 0;position:relative;
  font-size:15.8px;font-weight:700;color:var(--brand);line-height:1.6;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:24px;height:24px;line-height:22px;text-align:center;border-radius:50%;
  background:var(--accent-soft);color:var(--accent-dark);font-size:16px;font-weight:600;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"–";transform:translateY(-50%) rotate(180deg);}
.faq-item summary:hover{color:var(--accent-dark);}
.faq-item p{padding:0 0 20px;font-size:14.4px;color:var(--muted);line-height:1.88;}

/* ---------- Consult form ---------- */
.consult-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);
  gap:36px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:40px 38px;box-shadow:var(--shadow);
}
.consult-info h2{font-size:clamp(21px,2.2vw,27px);font-weight:700;color:var(--brand);line-height:1.44;}
.consult-info p{margin-top:14px;font-size:14.6px;color:var(--muted);line-height:1.88;}
.consult-points{display:grid;gap:12px;margin-top:22px;}
.consult-points li{
  font-size:14.1px;color:#42566f;line-height:1.76;padding-left:22px;position:relative;
}
.consult-points li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(18,165,148,.13);
}
.consult-form{display:grid;gap:14px;min-width:0;}
.field{display:grid;gap:7px;min-width:0;}
.field label{font-size:13.4px;font-weight:600;color:#3b4f68;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line-strong);background:#f9fbff;
  border-radius:12px;padding:12px 14px;font-size:14.4px;line-height:1.5;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.field textarea{resize:vertical;min-height:96px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 4px rgba(18,165,148,.13);
}
.form-note{font-size:12.6px;color:#93a3b8;line-height:1.7;}
.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}

/* ---------- Footer ---------- */
.site-footer{background:#071c37;color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(2,minmax(0,.8fr));gap:34px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand__mark{box-shadow:none;}
.footer-brand strong{color:#fff;font-size:16.5px;font-weight:700;display:block;}
.footer-brand em{font-style:normal;font-size:12px;color:rgba(255,255,255,.5);letter-spacing:.14em;}
.footer-about p{font-size:13.8px;line-height:1.86;color:rgba(255,255,255,.62);max-width:420px;}
.footer-col h4{font-size:14.4px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.8px;color:rgba(255,255,255,.64);transition:color .2s ease;}
.footer-col a:hover{color:#7cf0dd;}
.footer-risk{
  margin-top:38px;padding:18px 22px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  font-size:13px;line-height:1.82;color:rgba(255,255,255,.6);
}
.footer-bottom{
  margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.8px;color:rgba(255,255,255,.45);
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero__inner{grid-template-columns:minmax(0,1fr);gap:38px;}
  .metrics__grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .download-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-3,.hl-grid,.steps-grid,.plan-grid,.quick-grid,.guard-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:minmax(0,1fr);}
  .consult-wrap{grid-template-columns:minmax(0,1fr);gap:28px;padding:32px 26px;}
  .countdown-inner{grid-template-columns:minmax(0,1fr);gap:22px;}
  .footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
  .footer-about{grid-column:1 / -1;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:46px 0 56px;}
  .header-note{display:none;}
  .metrics__grid,.download-grid,.grid-2,.grid-3,.grid-4,.hl-grid,.steps-grid,.plan-grid,.quick-grid,.guard-grid,.benefit-list,.compare-grid,.cat-wall{grid-template-columns:minmax(0,1fr);}
  .download-wrap{padding:32px 22px;}
  .countdown{width:100%;justify-content:space-between;}
  .cd-cell{min-width:0;flex:1;}
  .cd-cell b{font-size:22px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .field-row{grid-template-columns:minmax(0,1fr);}
  .faq-item{padding:6px 18px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  body{font-size:15.4px;}
  .brand__text strong{font-size:15px;}
  .brand__text em{font-size:11px;letter-spacing:.1em;}
  .brand__mark{width:38px;height:38px;flex:0 0 38px;font-size:17px;}
  .header-actions .btn{padding:10px 16px;font-size:13.6px;}
  .hero__actions .btn{width:100%;}
  .hero__facts{gap:8px 16px;font-size:12.6px;}
  .demo__body{padding:14px;}
  .metric b{font-size:22px;}
  .cd-cell b{font-size:19px;}
  .cat-card{padding:24px 20px;}
  .consult-wrap{padding:26px 18px;}
  .footer-bottom{font-size:12px;}
}

/* roulang page: article */
:root{
  --brand:#0b2545;
  --brand-2:#153a6b;
  --brand-3:#1f4f8f;
  --accent:#12a594;
  --accent-dark:#0d8377;
  --accent-soft:#e5f7f4;
  --gold:#d8ab4a;
  --bg:#f4f7fc;
  --surface:#ffffff;
  --ink:#12233c;
  --muted:#5c6f8a;
  --line:#e2e9f4;
  --line-strong:#cfdaea;
  --radius-s:10px;
  --radius:16px;
  --radius-l:22px;
  --shadow-s:0 4px 14px rgba(15,42,80,.06);
  --shadow:0 10px 28px rgba(15,42,80,.09);
  --shadow-l:0 18px 48px rgba(15,42,80,.14);
  --gap:24px;
  --container:1180px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.78;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;}
img{display:block;height:auto;}
a{color:inherit;text-decoration:none;}
p{margin:0 0 16px;}
ul,ol{margin:0 0 16px;padding-left:22px;}
button,input,select,textarea{font:inherit;color:inherit;}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(18,165,148,.45);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}
.section{padding:68px 0;scroll-margin-top:130px;}
.section--alt{background:var(--surface);}
.section--tight{padding:48px 0;}
.section-head{max-width:780px;margin-bottom:32px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--accent-dark);background:var(--accent-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
.eyebrow--light{color:#8ff0e2;background:rgba(18,165,148,.18);}
.section-title{
  font-size:clamp(22px,2.4vw,30px);
  line-height:1.42;font-weight:700;letter-spacing:.01em;color:var(--brand);
  margin:0;
}
.section-desc{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.85;}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(15,42,80,.05);
}
.header-top{padding:12px 0;}
.header-top__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:linear-gradient(150deg,var(--brand-3),var(--brand));
  color:#fff;font-size:19px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(11,37,69,.28);
}
.brand__text{display:flex;flex-direction:column;line-height:1.3;min-width:0;}
.brand__text strong{font-size:16.5px;font-weight:700;color:var(--brand);letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand__text em{font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.14em;white-space:nowrap;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.header-note{font-size:13px;color:var(--muted);white-space:nowrap;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(18,165,148,.3);}
.btn--primary:hover{background:var(--accent-dark);box-shadow:0 12px 26px rgba(18,165,148,.36);}
.btn--dark{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(11,37,69,.26);}
.btn--dark:hover{background:var(--brand-2);}
.btn--ghost{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent-dark);background:var(--accent-soft);}
.btn--onDark{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.34);}
.btn--onDark:hover{background:rgba(255,255,255,.22);}
.btn--sm{padding:9px 18px;font-size:14px;}
.btn--block{width:100%;}
.header-nav{background:#fff;border-top:1px solid var(--line);}
.nav-scroll{
  display:flex;align-items:center;gap:6px;
  overflow-x:auto;padding-top:8px;padding-bottom:8px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.nav-scroll::-webkit-scrollbar{display:none;}
.channel-tab{
  display:inline-flex;align-items:center;
  padding:8px 16px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--muted);
  white-space:nowrap;flex:0 0 auto;
  transition:background-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.channel-tab:hover{color:var(--brand);background:var(--bg);}
.channel-tab.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 14px rgba(11,37,69,.22);}
.channel-tab.is-active:hover{background:var(--brand-2);color:#fff;}
/* ---------- Article hero ---------- */
.article-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(760px 360px at 10% -14%,rgba(18,165,148,.30),transparent 62%),
    radial-gradient(660px 380px at 94% 6%,rgba(56,116,196,.42),transparent 60%),
    linear-gradient(155deg,#071c37 0%,#0e2c53 52%,#123a68 100%);
  padding:44px 0 54px;
}
.article-hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.24fr) minmax(0,.76fr);
  gap:44px;align-items:start;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.62);margin-bottom:16px;
}
.breadcrumb a{color:rgba(255,255,255,.78);transition:color .2s ease;}
.breadcrumb a:hover{color:#5fe3ce;}
.breadcrumb span{opacity:.5;}
.article-hero h1{
  font-size:clamp(24px,2.9vw,36px);
  line-height:1.4;font-weight:700;letter-spacing:.01em;margin:0;
  color:#fff;
}
.article-hero__lead{
  margin-top:18px;font-size:15.5px;line-height:1.92;
  color:rgba(255,255,255,.82);max-width:720px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;
}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  font-size:13px;color:rgba(255,255,255,.82);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
}
.meta-chip--accent{color:#8ff0e2;border-color:rgba(95,227,206,.42);background:rgba(18,165,148,.18);}
.hero-panel{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-l);
  padding:22px;
  box-shadow:0 18px 44px rgba(3,16,32,.28);
  backdrop-filter:blur(6px);
}
.hero-panel h2{
  font-size:14px;font-weight:700;color:#fff;margin:0 0 14px;
  letter-spacing:.04em;
}
.hero-panel__row{
  display:flex;align-items:flex-start;justify-content:space-between;gap:14px;
  padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.16);
  font-size:13.5px;color:rgba(255,255,255,.7);
}
.hero-panel__row:last-of-type{border-bottom:none;}
.hero-panel__row strong{color:#fff;font-weight:600;text-align:right;max-width:60%;word-break:normal;overflow-wrap:anywhere;}
.hero-panel__links{display:grid;gap:9px;margin-top:14px;}
.hero-panel__links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 13px;border-radius:var(--radius-s);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  font-size:13.5px;color:#fff;
  transition:background-color .2s ease,border-color .2s ease,transform .2s ease;
}
.hero-panel__links a:hover{background:rgba(18,165,148,.26);border-color:rgba(95,227,206,.5);transform:translateY(-1px);}
.hero-panel__links a span:last-child{color:#8ff0e2;font-size:12.5px;}
/* ---------- Article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;align-items:start;
}
.article-main{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-s);
  padding:34px 38px 30px;
  min-width:0;
}
.article-body{font-size:16.2px;line-height:1.95;color:#22364f;min-width:0;}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:clamp(19px,2vw,23px);
  line-height:1.5;color:var(--brand);
  margin:34px 0 14px;padding-left:14px;
  border-left:4px solid var(--accent);
}
.article-body h3{
  font-size:17.5px;line-height:1.6;color:var(--brand-2);
  margin:26px 0 10px;
}
.article-body p{margin:0 0 16px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body li{margin-bottom:8px;}
.article-body a{color:var(--accent-dark);border-bottom:1px solid rgba(18,165,148,.35);transition:color .2s ease,border-color .2s ease;}
.article-body a:hover{color:var(--brand);border-color:var(--brand);}
.article-body img{
  max-width:100%;height:auto;border-radius:var(--radius);
  margin:20px 0;box-shadow:var(--shadow-s);
}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;
  border-left:4px solid var(--gold);
  background:#fbf7ec;color:#5b4a23;
  border-radius:0 var(--radius-s) var(--radius-s) 0;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:20px 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--radius-s);overflow:hidden;
}
.article-body th,.article-body td{
  padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;
  vertical-align:top;
}
.article-body th{background:#f2f6fc;color:var(--brand);font-weight:600;}
.article-body tr:last-child td{border-bottom:none;}
.article-body strong{color:var(--brand);}
.article-empty{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-l);box-shadow:var(--shadow-s);
  padding:46px 30px;text-align:center;
}
.article-empty p{color:var(--muted);margin-bottom:20px;}
/* ---------- Sidebar ---------- */
.article-side{display:grid;gap:20px;min-width:0;position:sticky;top:132px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-s);
  padding:20px 20px 18px;min-width:0;
}
.side-card h2{
  font-size:14.5px;font-weight:700;color:var(--brand);
  margin:0 0 14px;padding-bottom:10px;border-bottom:1px solid var(--line);
}
.side-list{list-style:none;margin:0;padding:0;display:grid;gap:11px;}
.side-list li{display:flex;justify-content:space-between;gap:12px;font-size:14px;color:var(--muted);min-width:0;}
.side-list li strong{color:var(--ink);font-weight:600;text-align:right;overflow-wrap:anywhere;}
.side-links{display:grid;gap:10px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:var(--radius-s);
  background:#f5f8fd;border:1px solid var(--line);
  font-size:14px;color:var(--brand);
  transition:background-color .2s ease,border-color .2s ease,transform .2s ease;
}
.side-links a:hover{background:var(--accent-soft);border-color:rgba(18,165,148,.4);transform:translateY(-1px);}
.side-links a i{font-style:normal;color:var(--accent-dark);font-size:13px;}
.side-note{font-size:13px;line-height:1.85;color:var(--muted);margin:0;}
/* ---------- Points ---------- */
.point-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);}
.point-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 22px;
  box-shadow:var(--shadow-s);
  min-width:0;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.point-card__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--accent-soft);color:var(--accent-dark);
  font-size:14px;font-weight:700;margin-bottom:14px;
}
.point-card h3{font-size:17px;color:var(--brand);margin:0 0 10px;line-height:1.5;}
.point-card p{font-size:14.6px;line-height:1.85;color:var(--muted);margin:0;}
/* ---------- Download ---------- */
.download-band{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(140deg,#0b2545 0%,#14386a 60%,#1a4a80 100%);
  border-radius:var(--radius-l);
  padding:38px 36px;
  box-shadow:var(--shadow-l);
}
.download-band__inner{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:32px;align-items:center;
}
.download-band h2{font-size:clamp(20px,2.2vw,27px);color:#fff;margin:0 0 12px;line-height:1.42;}
.download-band p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.88;margin:0;}
.download-buttons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;}
.dl-btn{
  display:flex;flex-direction:column;align-items:flex-start;gap:3px;
  padding:14px 16px;border-radius:var(--radius);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;
  transition:background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
  min-width:0;
}
.dl-btn:hover{
  background:rgba(18,165,148,.32);
  border-color:rgba(95,227,206,.6);
  transform:translateY(-3px);
  box-shadow:0 14px 28px rgba(3,16,32,.28);
}
.dl-btn strong{font-size:15px;font-weight:700;white-space:nowrap;}
.dl-btn span{font-size:12px;color:rgba(255,255,255,.66);overflow-wrap:anywhere;}
/* ---------- Risk ---------- */
.risk-card{
  background:#fff8f0;
  border:1px solid #f3d8bc;
  border-left:5px solid var(--gold);
  border-radius:var(--radius);
  padding:24px 26px;
  min-width:0;
}
.risk-card h2{font-size:19px;color:#8a5a12;margin:0 0 12px;line-height:1.5;}
.risk-card p{font-size:14.8px;line-height:1.9;color:#6f5326;margin:0 0 10px;}
.risk-card p:last-child{margin-bottom:0;}
/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-s);
  padding:6px 20px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(18,165,148,.45);box-shadow:var(--shadow);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:14px 0;font-size:16px;font-weight:600;color:var(--brand);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-size:19px;line-height:1;
  color:var(--accent-dark);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{font-size:14.8px;line-height:1.9;color:var(--muted);margin:0 0 16px;}
/* ---------- Footer ---------- */
.site-footer{
  background:linear-gradient(160deg,#071c37 0%,#0e2c53 100%);
  color:rgba(255,255,255,.78);
  padding-top:56px;
  margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr) minmax(0,1fr);
  gap:36px;padding-bottom:34px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand .brand__mark{flex:0 0 42px;}
.footer-brand strong{display:block;font-size:16px;color:#fff;line-height:1.4;}
.footer-brand em{font-style:normal;display:block;font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.6);margin-top:2px;}
.footer-about p{font-size:14px;line-height:1.88;color:rgba(255,255,255,.66);max-width:520px;margin:0;}
.footer-col h4{font-size:14.5px;color:#fff;margin:0 0 14px;font-weight:700;letter-spacing:.02em;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease;}
.footer-col a:hover{color:#5fe3ce;}
.footer-risk{
  font-size:13px;line-height:1.9;color:rgba(255,255,255,.56);
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.5);
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .article-hero__inner{grid-template-columns:minmax(0,1fr);gap:30px;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));}
  .point-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .download-band__inner{grid-template-columns:minmax(0,1fr);gap:24px;}
  .footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
  .footer-about{grid-column:1 / -1;}
}
@media (max-width:768px){
  .header-note{display:none;}
  .section{padding:52px 0;}
  .article-main{padding:26px 22px 22px;}
  .article-hero{padding:34px 0 42px;}
  .download-band{padding:28px 22px;}
  .download-buttons{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-side{grid-template-columns:minmax(0,1fr);}
  .risk-card{padding:20px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand__text strong{font-size:15px;}
  .brand__text em{font-size:11px;letter-spacing:.08em;}
  .header-actions .btn{padding:8px 14px;font-size:13px;}
  .point-grid{grid-template-columns:minmax(0,1fr);}
  .download-buttons{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .article-body{font-size:15.6px;}
  .hero-panel__row{flex-direction:column;gap:4px;}
  .hero-panel__row strong{text-align:left;max-width:100%;}
}

/* roulang page: category1 */
:root{
  --brand:#0b2545;
  --brand-2:#153a6b;
  --brand-3:#1f4f8f;
  --accent:#12a594;
  --accent-dark:#0d8377;
  --accent-soft:#e5f7f4;
  --gold:#d8ab4a;
  --bg:#f4f7fc;
  --surface:#ffffff;
  --ink:#12233c;
  --muted:#5c6f8a;
  --line:#e2e9f4;
  --line-strong:#cfdaea;
  --radius-s:10px;
  --radius:16px;
  --radius-l:22px;
  --shadow-s:0 4px 14px rgba(15,42,80,.06);
  --shadow:0 10px 28px rgba(15,42,80,.09);
  --shadow-l:0 18px 48px rgba(15,42,80,.14);
  --gap:24px;
  --container:1180px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.78;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;}
img{display:block;height:auto;}
a{color:inherit;text-decoration:none;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--brand);line-height:1.42;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}
.section{padding:74px 0;scroll-margin-top:132px;}
.section--alt{background:var(--surface);}
.section--tight{padding:54px 0;}
.section-head{max-width:820px;margin-bottom:38px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--accent-dark);background:var(--accent-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow--light{color:#8ff0e2;background:rgba(18,165,148,.18);}
.section-title{
  font-size:clamp(22px,2.4vw,31px);
  line-height:1.42;font-weight:700;letter-spacing:.01em;color:var(--brand);
}
.section-title--light{color:#fff;}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85;}
.section-desc--light{color:rgba(255,255,255,.78);}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(15,42,80,.05);
}
.header-top{padding:12px 0;}
.header-top__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;
  background:linear-gradient(150deg,var(--brand-3),var(--brand));
  color:#fff;font-size:19px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(11,37,69,.28);
}
.brand__text{display:flex;flex-direction:column;line-height:1.3;min-width:0;}
.brand__text strong{font-size:16.5px;font-weight:700;color:var(--brand);letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand__text em{font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.14em;white-space:nowrap;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.header-note{font-size:13px;color:var(--muted);white-space:nowrap;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn:focus-visible{outline:3px solid rgba(18,165,148,.38);outline-offset:2px;}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(18,165,148,.3);}
.btn--primary:hover{background:var(--accent-dark);box-shadow:0 12px 26px rgba(18,165,148,.36);}
.btn--dark{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(11,37,69,.26);}
.btn--dark:hover{background:var(--brand-2);}
.btn--ghost{background:transparent;color:var(--brand);border-color:var(--line-strong);}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent-dark);background:var(--accent-soft);}
.btn--onDark{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.34);}
.btn--onDark:hover{background:rgba(255,255,255,.22);}
.btn--sm{padding:9px 18px;font-size:14px;}
.btn--block{width:100%;}
.header-nav{background:#fff;border-top:1px solid var(--line);}
.nav-scroll{
  display:flex;align-items:center;gap:6px;
  overflow-x:auto;padding-top:8px;padding-bottom:8px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.nav-scroll::-webkit-scrollbar{display:none;}
.channel-tab{
  display:inline-flex;align-items:center;
  padding:8px 18px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--muted);
  white-space:nowrap;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.channel-tab:hover{background:var(--accent-soft);color:var(--accent-dark);}
.channel-tab:focus-visible{outline:3px solid rgba(18,165,148,.35);outline-offset:2px;}
.channel-tab.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(11,37,69,.22);}
.channel-tab.is-active:hover{background:var(--brand-2);color:#fff;}
/* ---------- Page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:56px 0 62px;
  background:
    radial-gradient(760px 380px at 10% -20%,rgba(18,165,148,.3),transparent 62%),
    radial-gradient(680px 400px at 94% 6%,rgba(56,116,196,.4),transparent 62%),
    linear-gradient(155deg,#071c37 0%,#0e2c53 52%,#123a68 100%);
}
.page-hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:48px;align-items:center;
}
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.62);margin-bottom:18px;
}
.crumb a:hover{color:#8ff0e2;}
.crumb span{color:rgba(255,255,255,.4);}
.page-hero h1{
  font-size:clamp(24px,2.9vw,37px);
  line-height:1.36;color:#fff;letter-spacing:.01em;margin:0;
}
.page-hero h1 em{font-style:normal;color:#5fe3ce;}
.page-hero__lead{margin-top:18px;font-size:15.6px;line-height:1.9;color:rgba(255,255,255,.82);max-width:640px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  color:rgba(255,255,255,.86);
}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-panel{
  background:#fff;border-radius:var(--radius-l);
  padding:24px 24px 20px;color:var(--ink);
  box-shadow:var(--shadow-l);
  border:1px solid rgba(255,255,255,.4);
}
.hero-panel__head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-bottom:14px;border-bottom:1px dashed var(--line);
}
.hero-panel__head strong{font-size:15px;color:var(--brand);}
.hero-panel__head span{
  font-size:12px;font-weight:600;color:var(--accent-dark);
  background:var(--accent-soft);padding:4px 10px;border-radius:999px;white-space:nowrap;
}
.panel-row{
  display:flex;align-items:flex-start;gap:12px;
  padding:13px 0;border-bottom:1px solid var(--line);
}
.panel-row:last-of-type{border-bottom:0;}
.panel-row__num{
  flex:0 0 26px;width:26px;height:26px;border-radius:9px;
  background:var(--accent-soft);color:var(--accent-dark);
  font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.panel-row__body{min-width:0;}
.panel-row__body strong{display:block;font-size:14.2px;color:var(--brand);margin-bottom:2px;}
.panel-row__body span{font-size:13px;color:var(--muted);line-height:1.7;display:block;}
.hero-panel__foot{
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted);line-height:1.7;
}
/* ---------- Generic blocks ---------- */
.two-col{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:var(--gap);align-items:start;
}
.card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow-s);min-width:0;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.card h3{font-size:17.5px;margin-bottom:10px;color:var(--brand);}
.card p{color:var(--muted);font-size:14.8px;line-height:1.85;}
.card--plain:hover{transform:none;box-shadow:var(--shadow-s);border-color:var(--line);}
.check-list{list-style:none;display:flex;flex-direction:column;gap:14px;}
.check-list li{
  position:relative;padding-left:30px;
  font-size:15px;line-height:1.82;color:var(--ink);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:16px;height:16px;border-radius:5px;
  background:var(--accent-soft);
  border:1px solid rgba(18,165,148,.45);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:13px;
  width:6px;height:3px;border-left:2px solid var(--accent-dark);
  border-bottom:2px solid var(--accent-dark);transform:rotate(-45deg);
}
.check-list strong{color:var(--brand);font-weight:700;}
.note-box{
  margin-top:22px;padding:16px 18px;border-radius:var(--radius-s);
  background:#fbf6e9;border:1px solid #efe0bd;
  font-size:14px;line-height:1.85;color:#7a5b17;
}
/* ---------- Flow steps ---------- */
.flow-steps{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:var(--gap);counter-reset:flow;
}
.flow-step{
  position:relative;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px 24px;box-shadow:var(--shadow-s);
  min-width:0;transition:transform .24s ease,box-shadow .24s ease;
}
.flow-step:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.flow-step::before{
  counter-increment:flow;content:"0" counter(flow);
  display:inline-flex;align-items:center;justify-content:center;
  height:34px;min-width:44px;padding:0 12px;border-radius:10px;
  background:linear-gradient(150deg,var(--brand-3),var(--brand));
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.04em;
  margin-bottom:14px;
}
.flow-step h3{font-size:16.5px;margin-bottom:8px;}
.flow-step p{font-size:14.4px;color:var(--muted);line-height:1.85;}
/* ---------- Permission grid ---------- */
.perm-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.perm-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 20px;min-width:0;
  box-shadow:var(--shadow-s);
}
.perm-card__tag{
  display:inline-block;font-size:12px;font-weight:600;
  color:var(--accent-dark);background:var(--accent-soft);
  padding:3px 10px;border-radius:999px;margin-bottom:12px;
}
.perm-card h3{font-size:16px;margin-bottom:8px;}
.perm-card p{font-size:14px;color:var(--muted);line-height:1.82;}
/* ---------- Stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.stat-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 24px;min-width:0;
  box-shadow:var(--shadow-s);position:relative;overflow:hidden;
}
.stat-card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:96px;height:96px;
  border-radius:50%;background:var(--accent-soft);opacity:.75;
}
.stat-card__label{
  position:relative;z-index:2;font-size:13px;font-weight:600;
  letter-spacing:.08em;color:var(--accent-dark);margin-bottom:10px;
}
.stat-card h3{position:relative;z-index:2;font-size:19px;margin-bottom:10px;}
.stat-card p{position:relative;z-index:2;font-size:14.4px;color:var(--muted);line-height:1.85;}
.dark-band{
  margin-top:34px;padding:28px 30px;border-radius:var(--radius-l);
  background:linear-gradient(150deg,#0b2545,#153a6b);color:rgba(255,255,255,.82);
  display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);
  gap:26px;align-items:center;
}
.dark-band h3{color:#fff;font-size:18px;margin-bottom:10px;}
.dark-band p{font-size:14.4px;line-height:1.88;color:rgba(255,255,255,.76);}
.dark-band__side{
  border-left:1px solid rgba(255,255,255,.16);
  padding-left:26px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);
}
/* ---------- Myth cards ---------- */
.myth-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.myth-card{
  background:var(--surface);border:1px solid var(--line);
  border-left:4px solid var(--gold);border-radius:var(--radius);
  padding:22px 24px;min-width:0;box-shadow:var(--shadow-s);
}
.myth-card h3{font-size:16px;margin-bottom:10px;color:var(--brand);}
.myth-card .wrong,.myth-card .right{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.3px;line-height:1.84;margin-bottom:10px;
}
.myth-card .wrong:last-child,.myth-card .right:last-child{margin-bottom:0;}
.myth-card .wrong em,.myth-card .right em{
  font-style:normal;flex:0 0 46px;
  font-size:12px;font-weight:700;text-align:center;
  padding:2px 0;border-radius:6px;
}
.myth-card .wrong em{color:#a1352b;background:#fdecea;}
.myth-card .right em{color:var(--accent-dark);background:var(--accent-soft);}
.myth-card .wrong span,.myth-card .right span{color:var(--muted);}
/* ---------- Post list ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.post-card{
  display:flex;flex-direction:column;gap:10px;min-width:0;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow-s);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.post-card__title{
  font-size:16px;font-weight:700;color:var(--brand);line-height:1.6;
  overflow-wrap:anywhere;
  transition:color .2s ease;
}
.post-card__title:hover{color:var(--accent-dark);}
.post-card__sum{
  font-size:14.2px;color:var(--muted);line-height:1.82;margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--muted);
}
.post-card__meta span{
  color:var(--accent-dark);background:var(--accent-soft);
  padding:2px 10px;border-radius:999px;white-space:nowrap;
}
.post-empty{
  padding:26px;border-radius:var(--radius);
  background:var(--surface);border:1px dashed var(--line-strong);
  color:var(--muted);font-size:14.5px;text-align:center;
}
/* ---------- Download ---------- */
.download-band{
  background:linear-gradient(155deg,#071c37,#0e2c53 60%,#123a68);
  color:#fff;border-radius:var(--radius-l);
  padding:40px 40px 36px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:34px;align-items:center;
  box-shadow:var(--shadow-l);
}
.download-band h2{color:#fff;font-size:clamp(21px,2.2vw,27px);line-height:1.42;}
.download-band p{margin-top:14px;font-size:14.8px;line-height:1.9;color:rgba(255,255,255,.78);}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;}
.dl-item{
  display:flex;flex-direction:column;align-items:center;gap:8px;
  padding:20px 14px;border-radius:var(--radius);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  text-align:center;min-width:0;
  transition:transform .22s ease,background-color .22s ease,border-color .22s ease;
}
.dl-item:hover{transform:translateY(-3px);background:rgba(18,165,148,.24);border-color:rgba(95,227,206,.62);}
.dl-item:focus-visible{outline:3px solid rgba(95,227,206,.6);outline-offset:3px;}
.dl-item strong{font-size:15px;color:#fff;}
.dl-item span{font-size:12.5px;color:rgba(255,255,255,.66);word-break:break-word;}
/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:940px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-s);
  overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item[open]{border-color:rgba(18,165,148,.45);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:20px 24px;font-size:16px;font-weight:700;color:var(--brand);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--accent-soft);color:var(--accent-dark);
  font-size:17px;font-weight:700;line-height:26px;text-align:center;
  transition:transform .22s ease,background-color .22s ease;
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg);}
.faq-item summary:focus-visible{outline:3px solid rgba(18,165,148,.35);outline-offset:-3px;}
.faq-body{padding:0 24px 22px;font-size:14.8px;line-height:1.9;color:var(--muted);}
/* ---------- Footer ---------- */
.site-footer{
  background:linear-gradient(160deg,#071c37,#0e2c53);
  color:rgba(255,255,255,.78);
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr) minmax(0,1fr);
  gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand strong{display:block;color:#fff;font-size:16px;line-height:1.4;}
.footer-brand em{font-style:normal;font-size:12px;letter-spacing:.12em;color:rgba(255,255,255,.6);}
.footer-about p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);margin:0;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s ease;}
.footer-col a:hover{color:#5fe3ce;}
.footer-col a:focus-visible{outline:2px solid rgba(95,227,206,.7);outline-offset:3px;border-radius:4px;}
.footer-risk{
  margin-top:34px;padding:18px 20px;border-radius:var(--radius);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  font-size:13px;line-height:1.85;color:rgba(255,255,255,.66);
}
.footer-bottom{
  margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .page-hero__inner{grid-template-columns:minmax(0,1fr);gap:34px;}
  .flow-steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .perm-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .download-band{grid-template-columns:minmax(0,1fr);padding:34px 28px;}
  .dark-band{grid-template-columns:minmax(0,1fr);}
  .dark-band__side{border-left:0;border-top:1px solid rgba(255,255,255,.16);padding-left:0;padding-top:18px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .footer-about{grid-column:1 / -1;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .section--tight{padding:42px 0;}
  .header-note{display:none;}
  .page-hero{padding:40px 0 46px;}
  .two-col{grid-template-columns:minmax(0,1fr);}
  .myth-grid{grid-template-columns:minmax(0,1fr);}
  .post-grid{grid-template-columns:minmax(0,1fr);}
  .stat-grid{grid-template-columns:minmax(0,1fr);}
  .dl-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .card,.flow-step,.perm-card,.stat-card{padding:22px 20px;}
  .faq-item summary{padding:18px 18px;font-size:15.2px;}
  .faq-body{padding:0 18px 20px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:22px;}
  .section-title{font-size:21px;}
  .flow-steps{grid-template-columns:minmax(0,1fr);}
  .perm-grid{grid-template-columns:minmax(0,1fr);}
  .hero-panel{padding:20px 18px 16px;border-radius:var(--radius);}
  .hero-panel__head{flex-wrap:wrap;}
  .page-hero__actions .btn{width:100%;}
  .btn{padding:12px 18px;}
  .download-band{padding:26px 18px;}
  .footer-risk{font-size:12.5px;}
}