/* roulang page: index */
:root{
  --hy-ink:#0F3D34;
  --hy-ink-deep:#17594B;
  --hy-ink-soft:#2C7A66;
  --hy-accent:#E2552B;
  --hy-accent-dark:#C9481F;
  --hy-gold:#C08A2E;
  --hy-bg:#F6F3EC;
  --hy-surface:#FFFFFF;
  --hy-surface-alt:#EDE7DA;
  --hy-tint:#F1EFE7;
  --hy-text:#1A1D1C;
  --hy-muted:#5A625F;
  --hy-line:#DCD5C6;
  --hy-radius:14px;
  --hy-radius-sm:10px;
  --hy-shadow:0 1px 0 var(--hy-line), 0 8px 24px rgba(15,61,52,.06);
  --hy-shadow-lg:0 18px 44px rgba(15,61,52,.14);
  --hy-container:1200px;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --bs-link-color:var(--hy-ink-soft);
  --bs-link-hover-color:var(--hy-accent);
  --bs-primary:#17594B;
  --bs-border-radius:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  background:var(--hy-bg);
  color:var(--hy-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:var(--hy-ink-soft);text-decoration:none;transition:color 180ms ease}
a:hover{color:var(--hy-accent);text-decoration:none}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit}
.hy-container{width:100%;max-width:var(--hy-container);margin:0 auto;padding:0 20px}
.hy-num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.hy-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--hy-line);
  transition:box-shadow 180ms ease;
}
.hy-header.is-scrolled{box-shadow:0 8px 24px rgba(15,61,52,.08)}
.hy-header-inner{
  max-width:var(--hy-container);margin:0 auto;padding:0 20px;
  height:70px;display:flex;align-items:center;gap:20px;
}
.hy-brand{display:flex;align-items:center;gap:10px;color:var(--hy-ink);flex:0 0 auto}
.hy-brand:hover{color:var(--hy-ink)}
.hy-brand-mark{color:var(--hy-ink);display:flex;align-items:center}
.hy-brand-text{display:flex;flex-direction:column;line-height:1.15}
.hy-brand-text strong{font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.hy-brand-text small{font-size:11px;color:var(--hy-muted);letter-spacing:.6px;margin-top:2px;white-space:nowrap}
.hy-nav-desktop{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;min-width:0}
.hy-nav-desktop a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--hy-muted);font-weight:500;white-space:nowrap;
  transition:color 180ms ease,background-color 180ms ease;
}
.hy-nav-desktop a:hover{color:var(--hy-ink);background:var(--hy-tint)}
.hy-nav-desktop a.is-active{color:var(--hy-ink);background:var(--hy-tint);font-weight:700}
.hy-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:auto}
.hy-search{
  display:flex;align-items:center;gap:8px;
  background:var(--hy-tint);border:1px solid var(--hy-line);
  border-radius:999px;padding:7px 10px 7px 14px;min-width:250px;
  transition:border-color 180ms ease,background-color 180ms ease,box-shadow 180ms ease;
}
.hy-search:focus-within{border-color:var(--hy-ink-soft);background:#fff;box-shadow:0 0 0 3px rgba(44,122,102,.12)}
.hy-search svg{flex:0 0 auto;color:var(--hy-muted)}
.hy-search input{
  border:0;background:transparent;outline:none;font-size:14px;color:var(--hy-text);width:100%;min-width:0;line-height:1.4;
}
.hy-search input::placeholder{color:#8A918D}
.hy-kbd{
  flex:0 0 auto;font-size:11px;color:var(--hy-muted);border:1px solid var(--hy-line);
  background:#fff;border-radius:6px;padding:1px 6px;line-height:1.5;
}
.hy-icon-link{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;border:1px solid var(--hy-line);
  background:#fff;color:var(--hy-ink);transition:all 180ms ease;
}
.hy-icon-link:hover{border-color:var(--hy-ink-soft);color:var(--hy-accent);transform:translateY(-1px)}
.hy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:var(--hy-radius-sm);
  font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;
  cursor:pointer;transition:all 180ms ease;
}
.hy-btn:focus-visible{outline:2px solid var(--hy-accent);outline-offset:2px}
.hy-btn-primary{background:var(--hy-accent);color:#fff;box-shadow:0 6px 16px rgba(226,85,43,.22)}
.hy-btn-primary:hover{background:var(--hy-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(226,85,43,.3)}
.hy-btn-primary:active{transform:translateY(0)}
.hy-btn-ink{background:var(--hy-ink);color:#fff}
.hy-btn-ink:hover{background:var(--hy-ink-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,61,52,.2)}
.hy-btn-ghost{background:transparent;color:var(--hy-ink);border-color:var(--hy-line)}
.hy-btn-ghost:hover{border-color:var(--hy-ink-soft);color:var(--hy-ink);background:var(--hy-tint);transform:translateY(-1px)}
.hy-btn-light{background:#fff;color:var(--hy-ink);border-color:var(--hy-line)}
.hy-btn-light:hover{background:var(--hy-tint);color:var(--hy-ink);transform:translateY(-1px)}
.hy-btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.hy-btn-outline-white:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-1px)}
.hy-menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--hy-line);
  background:#fff;color:var(--hy-ink);align-items:center;justify-content:center;
}
.hy-drawer{
  display:none;border-top:1px solid var(--hy-line);background:var(--hy-bg);
  padding:14px 20px 22px;
}
.hy-drawer.is-open{display:block}
.hy-drawer a.hy-drawer-link{
  display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:10px;
  color:var(--hy-text);font-size:16px;font-weight:500;
}
.hy-drawer a.hy-drawer-link:hover,.hy-drawer a.hy-drawer-link.is-active{background:#fff;color:var(--hy-ink);font-weight:700}
.hy-drawer .hy-drawer-search{margin:10px 0 14px}
.hy-drawer .hy-drawer-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:12px}

/* ---------- hero ---------- */
.hy-hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 82% -10%, rgba(44,122,102,.55), transparent 62%),
    radial-gradient(700px 380px at 8% 110%, rgba(192,138,46,.18), transparent 60%),
    linear-gradient(160deg,#0F3D34 0%,#144A3F 52%,#17594B 100%);
  color:#fff;
  padding:76px 0 84px;
}
.hy-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  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;
  mask-image:radial-gradient(70% 70% at 50% 40%,#000 30%,transparent 100%);
  -webkit-mask-image:radial-gradient(70% 70% at 50% 40%,#000 30%,transparent 100%);
}
.hy-hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px;align-items:center;
}
.hy-hero-copy{min-width:0}
.hy-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);
  border-radius:999px;padding:6px 14px;font-size:13px;letter-spacing:.4px;color:#E7F1EC;
}
.hy-eyebrow .hy-dot{width:6px;height:6px;border-radius:50%;background:var(--hy-gold);display:inline-block}
.hy-hero h1{
  margin-top:20px;
  font-size:clamp(28px,4vw,42px);line-height:1.25;font-weight:700;letter-spacing:.2px;
  color:#fff;
}
.hy-hero h1 .hy-h1-accent{color:#F4C88A}
.hy-hero-lead{margin-top:20px;color:rgba(255,255,255,.84);font-size:16px;line-height:1.9;max-width:600px}
.hy-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hy-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hy-chip{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid rgba(255,255,255,.2);border-radius:999px;
  padding:5px 12px;font-size:13px;color:rgba(255,255,255,.82);
}
.hy-hero-side{min-width:0}
.hy-panel{
  background:rgba(255,255,255,.98);
  border-radius:18px;border:1px solid rgba(255,255,255,.5);
  box-shadow:var(--hy-shadow-lg);
  padding:26px;
  color:var(--hy-text);
}
.hy-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--hy-line)}
.hy-panel-head strong{font-size:16px;color:var(--hy-ink)}
.hy-panel-head span{font-size:12px;color:var(--hy-muted);letter-spacing:.4px}
.hy-panel-list{margin-top:6px}
.hy-panel-list li{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:14px 0;border-bottom:1px dashed var(--hy-line);
}
.hy-panel-list li:last-child{border-bottom:0}
.hy-panel-list .hy-pl-key{color:var(--hy-muted);font-size:14px;flex:0 0 auto;min-width:78px}
.hy-panel-list .hy-pl-val{color:var(--hy-ink);font-size:14px;font-weight:600;text-align:right;line-height:1.6;min-width:0}
.hy-panel-foot{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:18px;padding-top:18px;border-top:1px solid var(--hy-line)}
.hy-panel-foot .hy-mini-link{font-size:14px;font-weight:600;color:var(--hy-ink-soft)}
.hy-panel-dl{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.hy-panel-dl a{
  flex:1 1 88px;min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:6px;
  font-size:13px;font-weight:600;padding:9px 8px;border-radius:9px;
  background:var(--hy-tint);border:1px solid var(--hy-line);color:var(--hy-ink);
  transition:all 180ms ease;
}
.hy-panel-dl a:hover{background:#fff;border-color:var(--hy-ink-soft);color:var(--hy-accent);transform:translateY(-1px)}

/* ---------- sections ---------- */
.hy-section{padding:88px 0}
.hy-section.is-white{background:var(--hy-surface)}
.hy-section.is-alt{background:var(--hy-surface-alt)}
.hy-section.is-bg{background:var(--hy-bg)}
.hy-section-head{max-width:820px}
.hy-section-head.is-center{margin:0 auto;text-align:center}
.hy-kicker{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:1.6px;color:var(--hy-ink-soft);
  background:rgba(44,122,102,.1);border-radius:999px;padding:5px 12px;
}
.hy-section h2{
  margin-top:14px;font-size:clamp(23px,2.6vw,32px);line-height:1.35;font-weight:700;color:var(--hy-ink);
}
.hy-section-sub{margin-top:14px;color:var(--hy-muted);font-size:16px;line-height:1.85;max-width:800px}
.hy-section-head.is-center .hy-section-sub{margin-left:auto;margin-right:auto}
.hy-grid-gap{margin-top:36px}

/* ---------- quick facts ---------- */
.hy-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.hy-fact{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:22px;box-shadow:var(--hy-shadow);transition:transform 180ms ease,box-shadow 180ms ease;
  min-width:0;
}
.hy-fact:hover{transform:translateY(-2px);box-shadow:var(--hy-shadow-lg)}
.hy-fact .hy-fact-label{font-size:12px;font-weight:700;letter-spacing:1px;color:var(--hy-gold)}
.hy-fact h3{margin-top:8px;font-size:17px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-fact p{margin-top:8px;font-size:14px;color:var(--hy-muted);line-height:1.75}

/* ---------- capability 2x2 ---------- */
.hy-cap-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.hy-cap{
  display:flex;gap:16px;min-width:0;
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:24px;box-shadow:var(--hy-shadow);transition:transform 180ms ease,box-shadow 180ms ease,border-color 180ms ease;
}
.hy-cap:hover{transform:translateY(-2px);border-color:rgba(44,122,102,.5);box-shadow:var(--hy-shadow-lg)}
.hy-cap-icon{
  flex:0 0 auto;width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(44,122,102,.1);color:var(--hy-ink-soft);
}
.hy-cap-body{min-width:0}
.hy-cap-body h3{font-size:18px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-cap-body p{margin-top:8px;font-size:15px;color:var(--hy-muted);line-height:1.8}

/* ---------- roadmap ---------- */
.hy-road{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.hy-road-col{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:26px;box-shadow:var(--hy-shadow);min-width:0;
}
.hy-road-col h3{font-size:18px;font-weight:700;color:var(--hy-ink);display:flex;align-items:center;gap:10px}
.hy-state{
  font-size:12px;font-weight:700;letter-spacing:.6px;border-radius:999px;padding:3px 10px;
  background:rgba(44,122,102,.12);color:var(--hy-ink-soft);
}
.hy-state.is-plan{background:rgba(192,138,46,.14);color:#8A6217}
.hy-road-col ul{margin-top:16px;display:grid;gap:12px}
.hy-road-col li{
  display:flex;gap:10px;font-size:15px;color:var(--hy-muted);line-height:1.75;
  padding-bottom:12px;border-bottom:1px dashed var(--hy-line);
}
.hy-road-col li:last-child{border-bottom:0;padding-bottom:0}
.hy-road-col li::before{content:"";flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--hy-ink-soft);margin-top:11px}
.hy-road-col.is-plan li::before{background:var(--hy-gold)}

/* ---------- changelog ---------- */
.hy-log{display:grid;gap:16px}
.hy-log-item{
  display:grid;grid-template-columns:180px minmax(0,1fr);gap:22px;
  background:#fff;border:1px solid var(--hy-line);border-left:4px solid var(--hy-ink-soft);
  border-radius:12px;padding:20px 24px;min-width:0;
}
.hy-log-item .hy-log-tag{font-size:13px;font-weight:700;color:var(--hy-ink);letter-spacing:.4px}
.hy-log-item .hy-log-tag small{display:block;font-weight:500;color:var(--hy-muted);font-size:12px;margin-top:4px;letter-spacing:0}
.hy-log-item p{font-size:15px;color:var(--hy-muted);line-height:1.8;min-width:0}

/* ---------- schemes ---------- */
.hy-scheme-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.hy-scheme{
  position:relative;min-width:0;overflow:hidden;
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:26px 24px 24px 30px;box-shadow:var(--hy-shadow);
  transition:transform 180ms ease,box-shadow 180ms ease;
}
.hy-scheme::before{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:var(--hy-ink-soft)}
.hy-scheme:nth-child(2)::before{background:var(--hy-ink)}
.hy-scheme:nth-child(3)::before{background:var(--hy-gold)}
.hy-scheme:hover{transform:translateY(-3px);box-shadow:var(--hy-shadow-lg)}
.hy-scheme h3{font-size:19px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-scheme .hy-scheme-note{margin-top:6px;font-size:13px;color:var(--hy-accent);font-weight:600}
.hy-scheme ul{margin-top:16px;display:grid;gap:10px}
.hy-scheme li{font-size:14.5px;color:var(--hy-muted);line-height:1.75;padding-left:18px;position:relative}
.hy-scheme li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--hy-ink-soft)}
.hy-scheme .hy-scheme-fit{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--hy-line);
  font-size:14px;color:var(--hy-text);
}
.hy-scheme .hy-scheme-fit strong{color:var(--hy-ink)}
.hy-scheme .hy-btn{margin-top:18px;width:100%}

/* ---------- scenarios ---------- */
.hy-scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.hy-scene{
  min-width:0;background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:24px;box-shadow:var(--hy-shadow);transition:transform 180ms ease,box-shadow 180ms ease;
}
.hy-scene:hover{transform:translateY(-2px);box-shadow:var(--hy-shadow-lg)}
.hy-scene .hy-scene-idx{font-size:13px;font-weight:700;color:var(--hy-gold);font-variant-numeric:tabular-nums}
.hy-scene h3{margin-top:8px;font-size:17px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-scene p{margin-top:8px;font-size:14.5px;color:var(--hy-muted);line-height:1.8}

/* ---------- steps ---------- */
.hy-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:40px}
.hy-step{position:relative;padding:0 20px 0 0;min-width:0}
.hy-step::after{
  content:"";position:absolute;left:52px;right:8px;top:22px;height:1px;background:var(--hy-line);
}
.hy-step:last-child::after{display:none}
.hy-step-num{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--hy-ink);color:#fff;font-weight:700;font-size:16px;font-variant-numeric:tabular-nums;
  position:relative;z-index:2;
}
.hy-step h3{margin-top:18px;font-size:17px;font-weight:700;color:var(--hy-ink)}
.hy-step p{margin-top:8px;font-size:14px;color:var(--hy-muted);line-height:1.75}

/* ---------- demo / tabs ---------- */
.hy-demo{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;align-items:start}
.hy-demo-stage{
  background:linear-gradient(155deg,#123F36,#1B5C4D);
  border-radius:18px;padding:24px;box-shadow:var(--hy-shadow-lg);color:#fff;min-width:0;
}
.hy-stage-bar{display:flex;align-items:center;gap:8px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.16)}
.hy-stage-bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.35);display:inline-block}
.hy-stage-bar span{margin-left:auto;font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.5px}
.hy-stage-body{padding-top:20px;display:grid;gap:14px}
.hy-stage-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  border-radius:12px;padding:14px 16px;font-size:14px;
}
.hy-stage-row b{font-weight:600;color:#fff}
.hy-stage-row em{font-style:normal;color:#F4C88A;font-variant-numeric:tabular-nums}
.hy-stage-bar-chart{display:flex;align-items:flex-end;gap:8px;height:96px;margin-top:6px}
.hy-stage-bar-chart i{
  flex:1;background:linear-gradient(180deg,rgba(244,200,138,.85),rgba(244,200,138,.25));
  border-radius:6px 6px 0 0;display:block;
}
.hy-tabs{border:0;gap:8px;display:flex;flex-wrap:wrap;margin-bottom:18px}
.hy-tabs .nav-link{
  border:1px solid var(--hy-line);background:#fff;color:var(--hy-muted);
  border-radius:999px;padding:8px 18px;font-size:14px;font-weight:600;transition:all 180ms ease;
}
.hy-tabs .nav-link:hover{color:var(--hy-ink);border-color:var(--hy-ink-soft)}
.hy-tabs .nav-link.active{background:var(--hy-ink);border-color:var(--hy-ink);color:#fff}
.hy-tab-content{background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);padding:24px;box-shadow:var(--hy-shadow)}
.hy-tab-content h3{font-size:17px;font-weight:700;color:var(--hy-ink)}
.hy-tab-content p{margin-top:10px;font-size:15px;color:var(--hy-muted);line-height:1.85}
.hy-check-list{margin-top:26px;display:grid;gap:12px}
.hy-check-list li{display:flex;gap:10px;font-size:15px;color:var(--hy-muted);line-height:1.8}
.hy-check-list li svg{flex:0 0 auto;margin-top:5px;color:var(--hy-ink-soft)}

/* ---------- risk rules ---------- */
.hy-rule-list{display:grid;gap:0;margin-top:36px;border-top:1px solid var(--hy-line)}
.hy-rule{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;
  padding:24px 0;border-bottom:1px solid var(--hy-line);min-width:0;
}
.hy-rule-num{font-size:15px;font-weight:700;color:var(--hy-gold);font-variant-numeric:tabular-nums;letter-spacing:1px}
.hy-rule h3{font-size:17px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-rule p{margin-top:8px;font-size:15px;color:var(--hy-muted);line-height:1.8}
.hy-alert{
  margin-top:28px;display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--hy-accent);border-radius:12px;padding:18px 22px;
}
.hy-alert svg{flex:0 0 auto;color:var(--hy-accent);margin-top:3px}
.hy-alert p{font-size:14.5px;color:var(--hy-muted);line-height:1.8}

/* ---------- download ---------- */
.hy-download{
  background:linear-gradient(150deg,#0F3D34,#17594B 60%,#1F6B58);
  color:#fff;border-radius:20px;padding:44px;box-shadow:var(--hy-shadow-lg);
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:center;
}
.hy-download h2{color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:700}
.hy-download .hy-dl-sub{margin-top:14px;color:rgba(255,255,255,.8);font-size:15px;line-height:1.85}
.hy-dl-buttons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:26px}
.hy-dl-btn{
  display:flex;flex-direction:column;align-items:flex-start;gap:8px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);
  border-radius:12px;padding:16px;color:#fff;min-width:0;
  transition:all 180ms ease;
}
.hy-dl-btn:hover{background:#fff;color:var(--hy-ink);border-color:#fff;transform:translateY(-2px)}
.hy-dl-btn svg{flex:0 0 auto}
.hy-dl-btn strong{font-size:15px;font-weight:700;line-height:1.3}
.hy-dl-btn small{font-size:12px;opacity:.75;line-height:1.4}
.hy-dl-tips{margin-top:20px;display:grid;gap:8px}
.hy-dl-tips li{font-size:13px;color:rgba(255,255,255,.72);line-height:1.7;padding-left:14px;position:relative}
.hy-dl-tips li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--hy-gold)}
.hy-device{
  border:1px solid rgba(255,255,255,.22);border-radius:16px;padding:22px;
  background:rgba(255,255,255,.06);min-width:0;
}
.hy-device-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.18)}
.hy-device-row:last-child{border-bottom:0}
.hy-device-row span{font-size:14px;color:rgba(255,255,255,.82)}
.hy-device-row b{font-size:13px;font-weight:600;color:#F4C88A}

/* ---------- example cases ---------- */
.hy-case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.hy-case{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:24px;box-shadow:var(--hy-shadow);min-width:0;
}
.hy-case h3{font-size:17px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-case dl{margin-top:14px;display:grid;gap:12px}
.hy-case dt{font-size:12px;font-weight:700;letter-spacing:.6px;color:var(--hy-gold)}
.hy-case dd{margin:4px 0 0;font-size:14.5px;color:var(--hy-muted);line-height:1.8}
.hy-note{margin-top:20px;font-size:13px;color:var(--hy-muted)}

/* ---------- table ---------- */
.hy-table-wrap{
  margin-top:32px;background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  overflow:hidden;box-shadow:var(--hy-shadow);
}
.hy-table{width:100%;border-collapse:collapse;font-size:15px}
.hy-table th{
  background:var(--hy-tint);color:var(--hy-ink);font-weight:700;text-align:left;
  padding:16px 20px;border-bottom:1px solid var(--hy-line);white-space:nowrap;font-size:14px;
}
.hy-table td{padding:16px 20px;border-bottom:1px solid var(--hy-line);color:var(--hy-muted);vertical-align:top;line-height:1.7}
.hy-table tbody tr:last-child td{border-bottom:0}
.hy-table tbody tr:hover td{background:#FBFAF6}
.hy-table td b{color:var(--hy-ink);font-weight:600}

/* ---------- focus cards ---------- */
.hy-focus-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.hy-focus{
  position:relative;background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:28px 24px;box-shadow:var(--hy-shadow);min-width:0;
}
.hy-focus .hy-quote{
  font-size:34px;line-height:1;color:rgba(192,138,46,.45);font-family:Georgia,serif;display:block;margin-bottom:6px;
}
.hy-focus h3{font-size:17px;font-weight:700;color:var(--hy-ink);line-height:1.5}
.hy-focus p{margin-top:10px;font-size:14.5px;color:var(--hy-muted);line-height:1.85}
.hy-focus .hy-tag{margin-top:16px}

/* ---------- tags / badges ---------- */
.hy-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  background:rgba(44,122,102,.1);color:var(--hy-ink-soft);border-radius:999px;padding:3px 10px;line-height:1.6;
}
.hy-tag.is-gold{background:rgba(192,138,46,.14);color:#8A6217}
.hy-tag.is-plain{background:var(--hy-tint);color:var(--hy-muted)}

/* ---------- faq ---------- */
.hy-faq-wrap{max-width:900px;margin:36px auto 0}
.hy-faq .accordion-item{
  background:#fff;border:1px solid var(--hy-line);border-radius:12px;margin-bottom:12px;overflow:hidden;
}
.hy-faq .accordion-button{
  background:#fff;color:var(--hy-ink);font-weight:600;font-size:16px;line-height:1.6;
  padding:18px 22px;box-shadow:none;
}
.hy-faq .accordion-button:not(.collapsed){background:var(--hy-tint);color:var(--hy-ink)}
.hy-faq .accordion-button:focus{box-shadow:0 0 0 2px rgba(226,85,43,.55);border-color:transparent}
.hy-faq .accordion-button::after{
  width:14px;height:14px;background-size:14px;filter:invert(18%) sepia(24%) saturate(1200%) hue-rotate(120deg);
}
.hy-faq .accordion-body{padding:0 22px 20px;font-size:15px;color:var(--hy-muted);line-height:1.9}

/* ---------- news / cms ---------- */
.hy-news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:36px}
.hy-news-card{
  display:flex;flex-direction:column;min-width:0;
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:24px;box-shadow:var(--hy-shadow);transition:transform 180ms ease,box-shadow 180ms ease,border-color 180ms ease;
}
.hy-news-card:hover{transform:translateY(-3px);box-shadow:var(--hy-shadow-lg);border-color:rgba(44,122,102,.45)}
.hy-news-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.hy-news-date{font-size:12.5px;color:var(--hy-muted);font-variant-numeric:tabular-nums}
.hy-news-title{font-size:17px;font-weight:700;line-height:1.55}
.hy-news-title a{color:var(--hy-ink)}
.hy-news-title a:hover{color:var(--hy-accent)}
.hy-news-text{margin-top:10px;font-size:14.5px;color:var(--hy-muted);line-height:1.8;flex:1 1 auto}
.hy-news-more{
  margin-top:16px;font-size:14px;font-weight:600;color:var(--hy-ink-soft);
  display:inline-flex;align-items:center;gap:6px;
}
.hy-news-more:hover{color:var(--hy-accent)}
.hy-empty{
  grid-column:1/-1;text-align:center;color:var(--hy-muted);font-size:15px;
  background:#fff;border:1px dashed var(--hy-line);border-radius:var(--hy-radius);padding:48px 20px;
}
.hy-news-foot{display:flex;justify-content:center;margin-top:32px}

/* ---------- glossary ---------- */
.hy-glossary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:34px}
.hy-term{
  background:#fff;border:1px solid var(--hy-line);border-radius:12px;padding:18px 22px;
  min-width:0;transition:border-color 180ms ease,transform 180ms ease;
}
.hy-term:hover{border-color:rgba(44,122,102,.5);transform:translateY(-2px)}
.hy-term h3{font-size:16px;font-weight:700;color:var(--hy-ink);display:flex;align-items:center;gap:10px}
.hy-term p{margin-top:8px;font-size:14.5px;color:var(--hy-muted);line-height:1.8}

/* ---------- lead form ---------- */
.hy-lead{
  background:linear-gradient(150deg,#0F3D34,#17594B);
  color:#fff;border-radius:20px;padding:44px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:44px;align-items:center;
  box-shadow:var(--hy-shadow-lg);
}
.hy-lead h2{color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:700}
.hy-lead p{margin-top:14px;color:rgba(255,255,255,.8);font-size:15px;line-height:1.85}
.hy-lead-form{background:rgba(255,255,255,.97);border-radius:16px;padding:26px;min-width:0}
.hy-field{margin-bottom:16px}
.hy-field label{display:block;font-size:13px;font-weight:600;color:var(--hy-ink);margin-bottom:7px}
.hy-field input,.hy-field select{
  width:100%;min-height:44px;border:1px solid var(--hy-line);border-radius:10px;
  padding:10px 14px;font-size:15px;color:var(--hy-text);background:#fff;
  transition:border-color 180ms ease,box-shadow 180ms ease;
}
.hy-field input:focus,.hy-field select:focus{
  outline:none;border-color:var(--hy-ink-soft);box-shadow:0 0 0 3px rgba(44,122,102,.14);
}
.hy-form-hint{margin-top:12px;font-size:13px;line-height:1.7;color:var(--hy-muted);min-height:22px}
.hy-form-hint.is-error{color:#C0392B}
.hy-form-hint.is-ok{color:var(--hy-ink-soft)}
.hy-lead-form .hy-btn{width:100%}
.hy-form-note{margin-top:12px;font-size:12px;color:var(--hy-muted);line-height:1.7}

/* ---------- footer ---------- */
.hy-footer{background:#0C332C;color:rgba(255,255,255,.72);padding:64px 0 26px;margin-top:0}
.hy-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.hy-footer h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.4px}
.hy-footer .hy-footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:16px}
.hy-footer .hy-footer-brand strong{font-size:16px}
.hy-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.65)}
.hy-footer ul{display:grid;gap:10px}
.hy-footer ul a{font-size:14px;color:rgba(255,255,255,.72)}
.hy-footer ul a:hover{color:#F4C88A}
.hy-footer .hy-dl-list a{display:flex;align-items:center;gap:8px}
.hy-footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.55);
}
.hy-footer-bottom span{line-height:1.7}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .hy-search{min-width:190px}
  .hy-nav-desktop a{padding:8px 10px;font-size:14.5px}
}
@media (max-width:991px){
  .hy-nav-desktop{display:none}
  .hy-search{display:none}
  .hy-header-actions .hy-btn{display:none}
  .hy-menu-toggle{display:inline-flex}
  .hy-hero{padding:56px 0 64px}
  .hy-hero-grid{grid-template-columns:minmax(0,1fr);gap:36px}
  .hy-section{padding:64px 0}
  .hy-facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-cap-grid{grid-template-columns:minmax(0,1fr)}
  .hy-road{grid-template-columns:minmax(0,1fr)}
  .hy-scheme-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-focus-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .hy-step::after{display:none}
  .hy-step{padding-right:0}
  .hy-demo{grid-template-columns:minmax(0,1fr);gap:32px}
  .hy-download{grid-template-columns:minmax(0,1fr);gap:30px;padding:34px}
  .hy-lead{grid-template-columns:minmax(0,1fr);gap:30px;padding:34px}
  .hy-glossary{grid-template-columns:minmax(0,1fr)}
  .hy-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
  .hy-log-item{grid-template-columns:minmax(0,1fr);gap:10px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .hy-header-inner{height:64px;padding:0 16px}
  .hy-container{padding:0 16px}
  .hy-brand-text strong{font-size:15.5px}
  .hy-brand-text small{font-size:10px}
  .hy-section{padding:52px 0}
  .hy-facts{grid-template-columns:minmax(0,1fr)}
  .hy-scheme-grid,.hy-scene-grid,.hy-case-grid,.hy-focus-grid,.hy-news-grid{grid-template-columns:minmax(0,1fr)}
  .hy-steps{grid-template-columns:minmax(0,1fr);gap:0}
  .hy-step{display:grid;grid-template-columns:44px minmax(0,1fr);gap:16px;padding:0 0 26px;position:relative}
  .hy-step::before{
    content:"";position:absolute;left:21px;top:44px;bottom:0;width:1px;background:var(--hy-line);
  }
  .hy-step:last-child{padding-bottom:0}
  .hy-step:last-child::before{display:none}
  .hy-step h3{margin-top:0}
  .hy-step .hy-step-text{padding-bottom:0}
  .hy-dl-buttons{grid-template-columns:minmax(0,1fr)}
  .hy-download,.hy-lead{padding:26px 20px;border-radius:16px}
  .hy-panel{padding:20px}
  .hy-panel-list li{flex-direction:column;gap:4px;align-items:flex-start}
  .hy-panel-list .hy-pl-val{text-align:left}
  .hy-footer{padding:48px 0 22px}
  .hy-footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .hy-rule{grid-template-columns:44px minmax(0,1fr);gap:14px}
  .hy-table-wrap{background:transparent;border:0;box-shadow:none;margin-top:24px}
  .hy-table,.hy-table tbody,.hy-table tr,.hy-table td{display:block;width:100%}
  .hy-table thead{display:none}
  .hy-table tr{
    background:#fff;border:1px solid var(--hy-line);border-radius:12px;
    margin-bottom:12px;padding:6px 16px;box-shadow:var(--hy-shadow);
  }
  .hy-table td{
    display:flex;justify-content:space-between;gap:16px;text-align:right;
    border-bottom:1px dashed var(--hy-line);padding:12px 0;font-size:14px;
  }
  .hy-table td:last-child{border-bottom:0}
  .hy-table td::before{content:attr(data-label);color:var(--hy-ink);font-weight:600;text-align:left;flex:0 0 auto}
  .hy-tabs .nav-link{padding:7px 14px;font-size:13px}
  .hy-faq .accordion-button{font-size:15px;padding:16px 18px}
  .hy-faq .accordion-body{padding:0 18px 18px;font-size:14.5px}
}
@media (max-width:520px){
  .hy-hero{padding:44px 0 52px}
  .hy-hero-actions .hy-btn{width:100%}
  .hy-panel-head{flex-direction:column;align-items:flex-start;gap:6px}
  .hy-panel-dl a{flex:1 1 100%}
  .hy-device-row{flex-direction:column;align-items:flex-start;gap:4px}
  .hy-tab-content{padding:18px}
  .hy-demo-stage{padding:18px}
  .hy-footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
  --hy-ink:#0F3D34;
  --hy-ink-deep:#17594B;
  --hy-ink-soft:#2C7A66;
  --hy-accent:#E2552B;
  --hy-accent-dark:#C9481F;
  --hy-gold:#C08A2E;
  --hy-bg:#F6F3EC;
  --hy-surface:#FFFFFF;
  --hy-surface-alt:#EDE7DA;
  --hy-tint:#F1EFE7;
  --hy-text:#1A1D1C;
  --hy-muted:#5A625F;
  --hy-line:#DCD5C6;
  --hy-radius:14px;
  --hy-radius-sm:10px;
  --hy-shadow:0 1px 0 var(--hy-line), 0 8px 24px rgba(15,61,52,.06);
  --hy-shadow-lg:0 18px 44px rgba(15,61,52,.14);
  --hy-container:1200px;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --bs-link-color:var(--hy-ink-soft);
  --bs-link-hover-color:var(--hy-accent);
  --bs-primary:#17594B;
  --bs-border-radius:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  background:var(--hy-bg);
  color:var(--hy-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:var(--hy-ink-soft);text-decoration:none;transition:color 180ms ease}
a:hover{color:var(--hy-accent);text-decoration:none}
button{font-family:inherit}
.hy-container{width:100%;max-width:var(--hy-container);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.hy-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--hy-line);
  transition:box-shadow 180ms ease;
}
.hy-header.is-scrolled{box-shadow:0 8px 24px rgba(15,61,52,.08)}
.hy-header-inner{
  max-width:var(--hy-container);margin:0 auto;padding:0 20px;
  height:70px;display:flex;align-items:center;gap:20px;
}
.hy-brand{display:flex;align-items:center;gap:10px;color:var(--hy-ink);flex:0 0 auto}
.hy-brand:hover{color:var(--hy-ink)}
.hy-brand-mark{color:var(--hy-ink);display:flex;align-items:center}
.hy-brand-text{display:flex;flex-direction:column;line-height:1.15}
.hy-brand-text strong{font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.hy-brand-text small{font-size:11px;color:var(--hy-muted);letter-spacing:.6px;margin-top:2px;white-space:nowrap}
.hy-nav-desktop{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;min-width:0}
.hy-nav-desktop a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--hy-muted);font-weight:500;white-space:nowrap;
  transition:color 180ms ease,background-color 180ms ease;
}
.hy-nav-desktop a:hover{color:var(--hy-ink);background:var(--hy-tint)}
.hy-nav-desktop a.is-active{color:var(--hy-ink);background:var(--hy-tint);font-weight:700}
.hy-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:auto}
.hy-search{
  display:flex;align-items:center;gap:8px;
  background:var(--hy-tint);border:1px solid var(--hy-line);
  border-radius:999px;padding:7px 10px 7px 14px;min-width:250px;
  transition:border-color 180ms ease,background-color 180ms ease,box-shadow 180ms ease;
}
.hy-search:focus-within{border-color:var(--hy-ink-soft);background:#fff;box-shadow:0 0 0 3px rgba(44,122,102,.12)}
.hy-search svg{flex:0 0 auto;color:var(--hy-muted)}
.hy-search input{
  border:0;background:transparent;outline:none;font-size:14px;color:var(--hy-text);width:100%;min-width:0;line-height:1.4;
}
.hy-search input::placeholder{color:#8A918D}
.hy-kbd{
  flex:0 0 auto;font-size:11px;line-height:1;padding:4px 6px;border-radius:6px;
  border:1px solid var(--hy-line);background:#fff;color:var(--hy-muted);letter-spacing:.5px;
}
.hy-icon-link{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid var(--hy-line);background:#fff;color:var(--hy-ink);
  transition:all 180ms ease;
}
.hy-icon-link:hover{border-color:var(--hy-ink-soft);color:var(--hy-ink);background:var(--hy-tint)}
.hy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:var(--hy-radius-sm);
  font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;
  cursor:pointer;transition:all 180ms ease;
}
.hy-btn:focus-visible{outline:2px solid var(--hy-accent);outline-offset:2px}
.hy-btn-primary{background:var(--hy-accent);color:#fff;box-shadow:0 6px 16px rgba(226,85,43,.22)}
.hy-btn-primary:hover{background:var(--hy-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(226,85,43,.3)}
.hy-btn-primary:active{transform:translateY(0)}
.hy-btn-ink{background:var(--hy-ink);color:#fff}
.hy-btn-ink:hover{background:var(--hy-ink-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,61,52,.2)}
.hy-btn-ghost{background:transparent;color:var(--hy-ink);border-color:var(--hy-line)}
.hy-btn-ghost:hover{border-color:var(--hy-ink-soft);color:var(--hy-ink);background:var(--hy-tint);transform:translateY(-1px)}
.hy-btn-light{background:#fff;color:var(--hy-ink);border-color:var(--hy-line)}
.hy-btn-light:hover{background:var(--hy-tint);color:var(--hy-ink);transform:translateY(-1px)}
.hy-menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--hy-line);
  background:#fff;color:var(--hy-ink);align-items:center;justify-content:center;
}
.hy-drawer{
  display:none;border-top:1px solid var(--hy-line);background:var(--hy-bg);
  padding:14px 20px 22px;
}
.hy-drawer.is-open{display:block}
.hy-drawer a.hy-drawer-link{
  display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:10px;
  color:var(--hy-text);font-size:16px;font-weight:500;
}
.hy-drawer a.hy-drawer-link:hover,.hy-drawer a.hy-drawer-link.is-active{background:#fff;color:var(--hy-ink);font-weight:700}
.hy-drawer .hy-drawer-search{margin:10px 0 14px;min-width:0;width:100%}
.hy-drawer .hy-drawer-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:12px}

/* ---------- article shell ---------- */
.hy-art-band{
  background:linear-gradient(180deg,#F1EFE7 0%,#F6F3EC 100%);
  border-bottom:1px solid var(--hy-line);
  padding:34px 0 30px;
}
.hy-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--hy-muted);margin-bottom:18px}
.hy-crumb a{color:var(--hy-muted)}
.hy-crumb a:hover{color:var(--hy-accent)}
.hy-crumb .hy-crumb-sep{color:#B6B0A1}
.hy-crumb .is-current{color:var(--hy-ink);font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.hy-art-head{max-width:900px}
.hy-chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:#fff;border:1px solid var(--hy-line);color:var(--hy-ink);
  font-size:12.5px;font-weight:600;letter-spacing:.3px;
}
.hy-art-title{
  font-size:clamp(26px,3.4vw,38px);line-height:1.3;font-weight:700;color:var(--hy-ink);
  margin:16px 0 14px;letter-spacing:.2px;
}
.hy-art-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  font-size:13.5px;color:var(--hy-muted);border-top:1px solid var(--hy-line);padding-top:16px;
}
.hy-art-meta span{display:inline-flex;align-items:center;gap:6px}
.hy-art-meta svg{color:var(--hy-ink-soft);flex:0 0 auto}

/* ---------- layout ---------- */
.hy-art-main{padding:44px 0 72px}
.hy-art-grid{
  display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:36px;align-items:start;
}
.hy-art-col{min-width:0}

/* ---------- cards ---------- */
.hy-panel{
  background:var(--hy-surface);border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  box-shadow:var(--hy-shadow);padding:26px;
}
.hy-summary{background:var(--hy-tint);border:1px solid var(--hy-line);border-radius:var(--hy-radius);padding:24px 26px;margin-bottom:26px}
.hy-summary h2{
  font-size:16px;margin:0 0 10px;color:var(--hy-ink);font-weight:700;
  display:flex;align-items:center;gap:8px;
}
.hy-summary p{margin:0;color:var(--hy-muted);font-size:15px;line-height:1.9}

/* ---------- prose ---------- */
.hy-prose{
  max-width:800px;font-size:16px;line-height:1.9;color:var(--hy-text);
  overflow-wrap:break-word;word-break:normal;
}
.hy-prose > *:first-child{margin-top:0}
.hy-prose p{margin:0 0 18px}
.hy-prose h2{
  font-size:22px;line-height:1.45;font-weight:700;color:var(--hy-ink);
  margin:36px 0 14px;padding-left:12px;border-left:4px solid var(--hy-ink-soft);scroll-margin-top:96px;
}
.hy-prose h3{
  font-size:18px;line-height:1.5;font-weight:600;color:var(--hy-ink-deep);
  margin:26px 0 10px;scroll-margin-top:96px;
}
.hy-prose h4{font-size:16px;margin:20px 0 8px;font-weight:600}
.hy-prose ul,.hy-prose ol{padding-left:1.4em;margin:0 0 18px}
.hy-prose li{margin-bottom:8px}
.hy-prose blockquote{
  margin:22px 0;padding:16px 20px;border-left:4px solid var(--hy-ink);
  background:var(--hy-tint);border-radius:0 10px 10px 0;color:var(--hy-muted);
}
.hy-prose blockquote p:last-child{margin-bottom:0}
.hy-prose a{color:var(--hy-ink-soft);text-decoration:underline;text-underline-offset:3px}
.hy-prose a:hover{color:var(--hy-accent);text-decoration:none}
.hy-prose img{height:auto;border-radius:12px;margin:18px 0;border:1px solid var(--hy-line)}
.hy-prose table{width:100%;border-collapse:collapse;font-size:15px;margin:20px 0;border-radius:10px;overflow:hidden}
.hy-prose th,.hy-prose td{border-bottom:1px solid var(--hy-line);padding:10px 12px;text-align:left}
.hy-prose th{background:var(--hy-tint);color:var(--hy-ink);font-weight:600}
.hy-prose hr{border:0;border-top:1px solid var(--hy-line);margin:28px 0}
.hy-prose code{background:var(--hy-tint);padding:2px 6px;border-radius:6px;font-size:14px}

/* ---------- risk / tags / share ---------- */
.hy-risk{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--hy-surface-alt);border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:20px 22px;margin-top:34px;
}
.hy-risk svg{flex:0 0 auto;color:var(--hy-accent);margin-top:3px}
.hy-risk strong{display:block;font-size:15px;color:var(--hy-ink);margin-bottom:6px}
.hy-risk p{margin:0;font-size:14px;line-height:1.85;color:var(--hy-muted)}

.hy-art-foot{margin-top:32px;display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}
.hy-tags{display:flex;flex-wrap:wrap;gap:8px;min-width:0}
.hy-tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  background:#fff;border:1px solid var(--hy-line);color:var(--hy-muted);font-size:12.5px;
}
.hy-share{display:flex;align-items:center;gap:8px}
.hy-share button{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--hy-line);background:#fff;
  color:var(--hy-ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all 180ms ease;
}
.hy-share button:hover{background:var(--hy-tint);border-color:var(--hy-ink-soft);transform:translateY(-1px)}
.hy-share button:focus-visible{outline:2px solid var(--hy-accent);outline-offset:2px}

/* ---------- related ---------- */
.hy-related{margin-top:36px}
.hy-related h2{font-size:20px;color:var(--hy-ink);margin:0 0 16px;font-weight:700}
.hy-related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.hy-related-card{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:20px;min-width:0;transition:all 180ms ease;
}
.hy-related-card:hover{box-shadow:var(--hy-shadow-lg);transform:translateY(-2px);border-color:var(--hy-ink-soft)}
.hy-related-card h3{font-size:16px;margin:0 0 8px;color:var(--hy-ink);line-height:1.5}
.hy-related-card p{margin:0;font-size:14px;color:var(--hy-muted);line-height:1.8}
.hy-back-row{margin-top:26px;display:flex;flex-wrap:wrap;gap:20px;font-size:15px;font-weight:600}
.hy-back-row a{display:inline-flex;align-items:center;gap:6px}

/* ---------- sidebar ---------- */
.hy-side{position:sticky;top:92px;display:grid;gap:18px}
.hy-side-card{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  box-shadow:var(--hy-shadow);padding:20px;
}
.hy-side-card h2{font-size:15px;margin:0 0 12px;color:var(--hy-ink);font-weight:700;letter-spacing:.3px}
.hy-toc-list{list-style:none;margin:0;padding:0;display:grid;gap:4px;max-height:340px;overflow:auto}
.hy-toc-list a{
  display:block;padding:7px 10px;border-radius:8px;font-size:13.5px;line-height:1.6;color:var(--hy-muted);
  border-left:2px solid transparent;transition:all 160ms ease;
}
.hy-toc-list a.is-sub{padding-left:22px;font-size:13px}
.hy-toc-list a:hover{background:var(--hy-tint);color:var(--hy-ink)}
.hy-toc-list a.is-active{border-left-color:var(--hy-accent);background:var(--hy-tint);color:var(--hy-ink);font-weight:600}
.hy-side-dl .hy-dl-btn{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  width:100%;min-height:44px;padding:10px 14px;margin-bottom:10px;
  border-radius:var(--hy-radius-sm);border:1px solid var(--hy-line);background:var(--hy-tint);
  color:var(--hy-ink);font-size:14px;font-weight:600;transition:all 180ms ease;
}
.hy-side-dl .hy-dl-btn:hover{background:#fff;border-color:var(--hy-ink-soft);transform:translateY(-1px)}
.hy-side-dl .hy-dl-btn.is-primary{background:var(--hy-accent);border-color:var(--hy-accent);color:#fff}
.hy-side-dl .hy-dl-btn.is-primary:hover{background:var(--hy-accent-dark);border-color:var(--hy-accent-dark);color:#fff}
.hy-side-note{font-size:12.5px;color:var(--hy-muted);line-height:1.7;margin:6px 0 0}
.hy-side-tags{display:flex;flex-wrap:wrap;gap:8px}
.hy-side-tags span{
  font-size:12.5px;padding:5px 10px;border-radius:999px;background:var(--hy-tint);
  border:1px solid var(--hy-line);color:var(--hy-muted);
}
.hy-side-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;
}

/* ---------- empty state ---------- */
.hy-empty{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  box-shadow:var(--hy-shadow);padding:48px 26px;text-align:center;
}
.hy-empty svg{margin:0 auto 16px;color:var(--hy-ink-soft)}
.hy-empty h2{font-size:20px;color:var(--hy-ink);margin:0 0 10px}
.hy-empty p{color:var(--hy-muted);margin:0 0 20px;font-size:15px}
.hy-empty .hy-btn{display:inline-flex}

/* ---------- footer ---------- */
.hy-footer{background:var(--hy-ink);color:#C9D8D2;padding:56px 0 24px;margin-top:0}
.hy-footer-grid{display:grid;grid-template-columns:1.5fr .9fr .9fr 1.3fr;gap:40px}
.hy-footer h3{font-size:15px;color:#fff;margin:0 0 14px;font-weight:700;letter-spacing:.4px}
.hy-footer p{font-size:14px;line-height:1.85;color:#B9CBC3;margin:0}
.hy-footer ul{list-style:none;padding:0;margin:0}
.hy-footer li{margin-bottom:10px}
.hy-footer a{color:#C9D8D2;font-size:14px}
.hy-footer a:hover{color:#fff}
.hy-footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:14px}
.hy-footer-brand strong{font-size:16px;letter-spacing:.3px}
.hy-footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#93A9A0;
}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .hy-search{min-width:200px}
  .hy-art-grid{grid-template-columns:minmax(0,1fr) 300px;gap:26px}
  .hy-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:1024px){
  .hy-nav-desktop{display:none}
  .hy-menu-toggle{display:inline-flex}
  .hy-art-grid{grid-template-columns:minmax(0,1fr)}
  .hy-side{position:static;grid-template-columns:1fr;margin-top:4px}
  .hy-toc-list{max-height:none}
}
@media (max-width:991px){
  .hy-search{display:none}
}
@media (max-width:768px){
  .hy-art-band{padding:24px 0 22px}
  .hy-art-main{padding:32px 0 56px}
  .hy-panel{padding:20px}
  .hy-summary{padding:20px}
  .hy-related-grid{grid-template-columns:minmax(0,1fr)}
  .hy-prose{font-size:15.5px}
  .hy-prose h2{font-size:20px}
  .hy-prose h3{font-size:17px}
  .hy-footer{padding:44px 0 20px}
  .hy-footer-grid{grid-template-columns:1fr;gap:26px}
  .hy-art-meta{gap:8px 18px;font-size:13px}
}
@media (max-width:520px){
  .hy-header-inner{height:auto;padding-top:10px;padding-bottom:10px;flex-wrap:wrap;gap:10px}
  .hy-brand-text strong{font-size:15.5px}
  .hy-brand-text small{font-size:10.5px}
  .hy-header-actions{gap:8px}
  .hy-btn{padding:10px 16px;font-size:14px}
  .hy-art-title{font-size:23px}
  .hy-crumb .is-current{white-space:normal}
  .hy-art-foot{flex-direction:column;align-items:flex-start}
  .hy-panel{padding:16px}
}

/* roulang page: category1 */
:root{
  --hy-ink:#0F3D34;
  --hy-ink-deep:#17594B;
  --hy-ink-soft:#2C7A66;
  --hy-accent:#E2552B;
  --hy-accent-dark:#C9481F;
  --hy-gold:#C08A2E;
  --hy-bg:#F6F3EC;
  --hy-surface:#FFFFFF;
  --hy-surface-alt:#EDE7DA;
  --hy-tint:#F1EFE7;
  --hy-text:#1A1D1C;
  --hy-muted:#5A625F;
  --hy-line:#DCD5C6;
  --hy-radius:14px;
  --hy-radius-sm:10px;
  --hy-shadow:0 1px 0 var(--hy-line), 0 8px 24px rgba(15,61,52,.06);
  --hy-shadow-lg:0 18px 44px rgba(15,61,52,.14);
  --hy-container:1200px;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  --bs-link-color:var(--hy-ink-soft);
  --bs-link-hover-color:var(--hy-accent);
  --bs-primary:#17594B;
  --bs-border-radius:14px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  background:var(--hy-bg);
  color:var(--hy-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%}
a{color:var(--hy-ink-soft);text-decoration:none;transition:color 180ms ease}
a:hover{color:var(--hy-accent);text-decoration:none}
button{font-family:inherit}
.hy-container{width:100%;max-width:var(--hy-container);margin:0 auto;padding:0 20px}
.hy-anchor{display:block;height:0;overflow:hidden}
/* ---------- header ---------- */
.hy-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--hy-line);
  transition:box-shadow 180ms ease;
}
.hy-header.is-scrolled{box-shadow:0 8px 24px rgba(15,61,52,.08)}
.hy-header-inner{
  max-width:var(--hy-container);margin:0 auto;padding:0 20px;
  height:70px;display:flex;align-items:center;gap:20px;
}
.hy-brand{display:flex;align-items:center;gap:10px;color:var(--hy-ink);flex:0 0 auto}
.hy-brand:hover{color:var(--hy-ink)}
.hy-brand-mark{color:var(--hy-ink);display:flex;align-items:center}
.hy-brand-text{display:flex;flex-direction:column;line-height:1.15}
.hy-brand-text strong{font-size:17px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.hy-brand-text small{font-size:11px;color:var(--hy-muted);letter-spacing:.6px;margin-top:2px;white-space:nowrap}
.hy-nav-desktop{display:flex;align-items:center;gap:6px;margin-left:12px;flex:1 1 auto;min-width:0}
.hy-nav-desktop a{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--hy-muted);font-weight:500;white-space:nowrap;
  transition:color 180ms ease,background-color 180ms ease;
}
.hy-nav-desktop a:hover{color:var(--hy-ink);background:var(--hy-tint)}
.hy-nav-desktop a.is-active{color:var(--hy-ink);background:var(--hy-tint);font-weight:700}
.hy-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:auto}
.hy-search{
  display:flex;align-items:center;gap:8px;
  background:var(--hy-tint);border:1px solid var(--hy-line);
  border-radius:999px;padding:7px 10px 7px 14px;min-width:250px;
  transition:border-color 180ms ease,background-color 180ms ease,box-shadow 180ms ease;
}
.hy-search:focus-within{border-color:var(--hy-ink-soft);background:#fff;box-shadow:0 0 0 3px rgba(44,122,102,.12)}
.hy-search svg{flex:0 0 auto;color:var(--hy-muted)}
.hy-search input{
  border:0;background:transparent;outline:none;font-size:14px;color:var(--hy-text);width:100%;min-width:0;line-height:1.4;
}
.hy-search input::placeholder{color:#8A918D}
.hy-kbd{
  flex:0 0 auto;font-size:11px;color:var(--hy-muted);background:#fff;
  border:1px solid var(--hy-line);border-radius:6px;padding:2px 6px;line-height:1.4;
}
.hy-icon-link{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--hy-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--hy-ink);
  transition:all 180ms ease;
}
.hy-icon-link:hover{border-color:var(--hy-ink-soft);background:var(--hy-tint);color:var(--hy-ink)}
.hy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:var(--hy-radius-sm);
  font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;
  cursor:pointer;transition:all 180ms ease;
}
.hy-btn:focus-visible{outline:2px solid var(--hy-accent);outline-offset:2px}
.hy-btn-primary{background:var(--hy-accent);color:#fff;box-shadow:0 6px 16px rgba(226,85,43,.22)}
.hy-btn-primary:hover{background:var(--hy-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(226,85,43,.3)}
.hy-btn-primary:active{transform:translateY(0)}
.hy-btn-ink{background:var(--hy-ink);color:#fff}
.hy-btn-ink:hover{background:var(--hy-ink-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,61,52,.2)}
.hy-btn-ghost{background:transparent;color:var(--hy-ink);border-color:var(--hy-line)}
.hy-btn-ghost:hover{border-color:var(--hy-ink-soft);color:var(--hy-ink);background:var(--hy-tint);transform:translateY(-1px)}
.hy-btn-light{background:#fff;color:var(--hy-ink);border-color:rgba(255,255,255,.6)}
.hy-btn-light:hover{background:var(--hy-tint);color:var(--hy-ink);transform:translateY(-1px)}
.hy-btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.hy-btn-outline-white:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-1px)}
.hy-menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--hy-line);
  background:#fff;color:var(--hy-ink);align-items:center;justify-content:center;
}
.hy-drawer{
  display:none;border-top:1px solid var(--hy-line);background:var(--hy-bg);
  padding:14px 20px 22px;
}
.hy-drawer.is-open{display:block}
.hy-drawer a.hy-drawer-link{
  display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:10px;
  color:var(--hy-text);font-size:16px;font-weight:500;
}
.hy-drawer a.hy-drawer-link:hover,.hy-drawer a.hy-drawer-link.is-active{background:#fff;color:var(--hy-ink);font-weight:700}
.hy-drawer .hy-drawer-search{margin:10px 0 14px;min-width:0}
.hy-drawer .hy-drawer-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:12px}
/* ---------- 分类页标题条 ---------- */
.hy-cat-head{
  background:linear-gradient(180deg,#FFFFFF 0%,#F9F7F1 100%);
  border-bottom:1px solid var(--hy-line);
  padding:26px 0 40px;
}
.hy-breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--hy-muted);margin:0}
.hy-breadcrumb a{color:var(--hy-muted)}
.hy-breadcrumb a:hover{color:var(--hy-accent)}
.hy-breadcrumb .sep{color:#BEB7A8}
.hy-cat-head-grid{
  display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);
  gap:36px;align-items:end;margin-top:20px;
}
.hy-cat-head h1{
  font-size:clamp(26px,3.4vw,38px);line-height:1.32;font-weight:700;
  color:var(--hy-ink);margin:0 0 14px;letter-spacing:.2px;overflow-wrap:anywhere;
}
.hy-cat-lead{margin:0;color:var(--hy-muted);font-size:15.5px;line-height:1.85;max-width:64ch}
.hy-chip-group{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}
.hy-chip{
  display:inline-flex;align-items:center;
  padding:7px 14px;border-radius:999px;background:#fff;
  border:1px solid var(--hy-line);font-size:13px;color:var(--hy-ink-deep);
  font-weight:500;transition:all 180ms ease;white-space:nowrap;
}
.hy-chip:hover{border-color:var(--hy-ink-soft);color:var(--hy-ink);background:var(--hy-tint)}
/* ---------- 通用区块 ---------- */
.hy-section{padding:64px 0}
.hy-section--alt{background:var(--hy-surface-alt)}
.hy-section--white{background:var(--hy-surface)}
.hy-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.hy-sec-head h2{
  font-size:clamp(21px,2.4vw,27px);font-weight:700;color:var(--hy-ink);
  margin:0;line-height:1.38;overflow-wrap:anywhere;
}
.hy-sec-head p{margin:8px 0 0;color:var(--hy-muted);font-size:14.5px;max-width:72ch}
.hy-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:1.4px;color:var(--hy-gold);font-weight:600;margin:0 0 10px;
}
.hy-eyebrow::before{content:"";width:22px;height:2px;background:var(--hy-gold);display:inline-block}
/* ---------- 筛选条 ---------- */
.hy-filterbar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:12px 16px;background:#fff;border:1px solid var(--hy-line);
  border-radius:999px;box-shadow:var(--hy-shadow);margin-bottom:26px;
}
.hy-filterbar .hy-filter-label{font-size:13px;color:var(--hy-muted);font-weight:600;padding:0 6px 0 4px}
.hy-filter-btn{
  display:inline-flex;align-items:center;min-height:36px;padding:6px 16px;
  border-radius:999px;border:1px solid var(--hy-line);background:var(--hy-tint);
  font-size:13.5px;color:var(--hy-ink-deep);font-weight:500;transition:all 180ms ease;
}
.hy-filter-btn:hover{border-color:var(--hy-ink-soft);color:var(--hy-ink);background:#fff}
.hy-filter-btn.is-on{background:var(--hy-ink);border-color:var(--hy-ink);color:#fff}
/* ---------- 目录卡片 ---------- */
.hy-dir-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.hy-dir-card{
  min-width:0;background:#fff;border:1px solid var(--hy-line);
  border-radius:var(--hy-radius);padding:22px 24px;
  display:flex;flex-direction:column;gap:12px;
  box-shadow:var(--hy-shadow);
  transition:transform 180ms ease,box-shadow 180ms ease,border-color 180ms ease;
}
.hy-dir-card:hover{transform:translateY(-2px);box-shadow:var(--hy-shadow-lg);border-color:#C9C1AE}
.hy-dir-card h3{
  margin:0;font-size:17.5px;line-height:1.55;font-weight:700;
  color:var(--hy-ink);overflow-wrap:anywhere;
}
.hy-dir-card h3 a{color:inherit}
.hy-dir-card h3 a:hover{color:var(--hy-accent)}
.hy-dir-card p{margin:0;font-size:14.5px;line-height:1.8;color:var(--hy-muted);overflow-wrap:anywhere}
.hy-dir-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--hy-muted);margin-top:auto}
.hy-badge{
  display:inline-flex;align-items:center;padding:3px 11px;border-radius:999px;
  background:var(--hy-tint);border:1px solid var(--hy-line);
  font-size:12px;color:var(--hy-ink-deep);font-weight:600;white-space:nowrap;
}
.hy-more-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--hy-ink-deep)}
.hy-more-link:hover{color:var(--hy-accent)}
.hy-empty{
  background:#fff;border:1px dashed var(--hy-line);border-radius:var(--hy-radius);
  padding:40px 24px;text-align:center;color:var(--hy-muted);font-size:14.5px;
}
/* ---------- 要点卡 ---------- */
.hy-point-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.hy-point-card{
  min-width:0;background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:26px 24px;box-shadow:var(--hy-shadow);
  border-top:3px solid var(--hy-ink-soft);
}
.hy-point-card h3{margin:0 0 14px;font-size:18px;font-weight:700;color:var(--hy-ink);line-height:1.5;overflow-wrap:anywhere}
.hy-point-card ul{margin:0;padding:0;list-style:none;display:grid;gap:11px}
.hy-point-card li{
  position:relative;padding-left:18px;font-size:14.5px;line-height:1.8;color:var(--hy-muted);
}
.hy-point-card li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--hy-gold);
}
/* ---------- 对照表 ---------- */
.hy-table-wrap{
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  box-shadow:var(--hy-shadow);overflow:hidden;
}
table.hy-table{width:100%;border-collapse:collapse;font-size:14.5px}
.hy-table th{
  background:var(--hy-tint);color:var(--hy-ink);font-weight:700;text-align:left;
  padding:15px 18px;border-bottom:1px solid var(--hy-line);white-space:nowrap;font-size:14px;
}
.hy-table td{padding:15px 18px;border-bottom:1px solid var(--hy-line);color:var(--hy-text);vertical-align:top;font-size:14.5px}
.hy-table tr:last-child td{border-bottom:0}
.hy-table td strong{color:var(--hy-ink);font-weight:700}
.hy-table-note{margin:14px 2px 0;font-size:13px;color:var(--hy-muted)}
/* ---------- 规则清单 ---------- */
.hy-rule-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.hy-rule-item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;align-items:start;
  background:#fff;border:1px solid var(--hy-line);border-radius:var(--hy-radius);
  padding:20px 24px;box-shadow:var(--hy-shadow);
}
.hy-rule-num{
  font-size:22px;font-weight:700;color:var(--hy-gold);line-height:1.25;
  font-variant-numeric:tabular-nums;letter-spacing:.5px;
}
.hy-rule-item h3{margin:0 0 6px;font-size:16.5px;font-weight:700;color:var(--hy-ink);line-height:1.55;overflow-wrap:anywhere}
.hy-rule-item p{margin:0;font-size:14.5px;line-height:1.8;color:var(--hy-muted)}
.hy-risk-strip{
  margin-top:22px;display:flex;gap:12px;align-items:flex-start;
  background:#FDF3EF;border:1px solid #F0C7B7;border-left:4px solid var(--hy-accent);
  border-radius:12px;padding:16px 20px;font-size:13.8px;line-height:1.8;color:#7A3A23;
}
.hy-risk-strip svg{flex:0 0 auto;color:var(--hy-accent);margin-top:3px}
/* ---------- 问答 ---------- */
.hy-qa{display:grid;gap:16px;margin:0}
.hy-qa-item{
  background:#fff;border:1px solid var(--hy-line);border-left:4px solid var(--hy-ink-soft);
  border-radius:12px;padding:20px 24px;box-shadow:var(--hy-shadow);
}
.hy-qa-item dt{
  font-size:16px;font-weight:700;color:var(--hy-ink);margin:0 0 8px;line-height:1.6;
  display:flex;gap:10px;align-items:flex-start;overflow-wrap:anywhere;
}
.hy-qa-item dt .q{
  flex:0 0 auto;width:24px;height:24px;border-radius:7px;background:var(--hy-tint);
  color:var(--hy-ink-deep);font-size:13px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.hy-qa-item dd{margin:0;padding-left:34px;font-size:14.5px;line-height:1.85;color:var(--hy-muted)}
/* ---------- 下载 CTA 条 ---------- */
.hy-dl-band{
  background:
    radial-gradient(560px 260px at 88% -20%, rgba(192,138,46,.28), transparent 62%),
    linear-gradient(135deg,#0F3D34 0%,#17594B 58%,#1C6656 100%);
  color:#fff;border-radius:20px;padding:38px 40px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:30px;align-items:center;
  box-shadow:var(--hy-shadow-lg);
}
.hy-dl-band h2{margin:0 0 10px;font-size:clamp(20px,2.3vw,25px);font-weight:700;line-height:1.4;color:#fff}
.hy-dl-band p{margin:0;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.82);max-width:60ch}
.hy-dl-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.hy-dl-actions .hy-btn{min-width:150px}
.hy-dl-note{
  grid-column:1 / -1;margin:0;padding-top:16px;border-top:1px solid rgba(255,255,255,.16);
  font-size:12.8px;color:rgba(255,255,255,.68);line-height:1.8;
}
/* ---------- 返回入口 ---------- */
.hy-back-row{display:flex;flex-wrap:wrap;gap:22px;align-items:center;padding:26px 0 4px;font-size:14px}
.hy-back-row .dot{color:var(--hy-line)}
/* ---------- footer ---------- */
.hy-footer{background:var(--hy-ink);color:#DCE6E1;padding:60px 0 0;margin-top:0}
.hy-footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);
}
.hy-footer h3{font-size:15px;color:#fff;margin:0 0 14px;font-weight:700;letter-spacing:.3px}
.hy-footer p{font-size:13.5px;line-height:1.85;color:rgba(220,230,225,.76);margin:0}
.hy-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.hy-footer ul a{color:rgba(220,230,225,.82);font-size:14px}
.hy-footer ul a:hover{color:#fff}
.hy-footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:14px}
.hy-footer-brand span{color:var(--hy-gold);display:flex;align-items:center}
.hy-footer-brand strong{font-size:17px;font-weight:700}
.hy-footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:22px 0;font-size:12.5px;color:rgba(220,230,225,.6);
}
/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .hy-search{min-width:200px}
}
@media (max-width:1024px){
  .hy-nav-desktop{display:none}
  .hy-menu-toggle{display:inline-flex}
  .hy-search{display:none}
  .hy-cat-head-grid{grid-template-columns:1fr;gap:22px;align-items:start}
  .hy-chip-group{justify-content:flex-start}
  .hy-point-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hy-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
  .hy-dl-band{grid-template-columns:1fr;padding:32px 28px}
  .hy-dl-actions{justify-content:flex-start}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .hy-section{padding:46px 0}
  .hy-cat-head{padding:20px 0 30px}
  .hy-dir-grid{grid-template-columns:1fr}
  .hy-point-grid{grid-template-columns:1fr}
  .hy-rule-item{grid-template-columns:44px minmax(0,1fr);gap:12px;padding:18px 18px}
  .hy-rule-num{font-size:19px}
  .hy-table-wrap{background:transparent;border:0;box-shadow:none;overflow:visible}
  table.hy-table{display:block;font-size:14px}
  .hy-table thead{display:none}
  .hy-table tbody{display:block}
  .hy-table tr{
    display:block;background:#fff;border:1px solid var(--hy-line);
    border-radius:12px;margin-bottom:12px;box-shadow:var(--hy-shadow);overflow:hidden;
  }
  .hy-table td{
    display:flex;gap:12px;border:0;border-bottom:1px dashed var(--hy-line);
    padding:10px 16px;font-size:14px;line-height:1.75;
  }
  .hy-table tr td:last-child{border-bottom:0}
  .hy-table td::before{
    content:attr(data-label);flex:0 0 84px;color:var(--hy-muted);font-weight:600;font-size:13px;
  }
  .hy-qa-item dd{padding-left:0}
  .hy-filterbar{border-radius:16px;padding:12px 14px}
  .hy-footer-grid{grid-template-columns:1fr;gap:26px}
  .hy-footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .hy-header-inner{height:62px;gap:12px}
  .hy-brand-text strong{font-size:15px}
  .hy-brand-text small{font-size:10px}
  .hy-dl-actions{width:100%;display:grid;grid-template-columns:1fr}
  .hy-dl-actions .hy-btn{width:100%;min-width:0}
  .hy-dir-card{padding:18px 18px}
  .hy-sec-head h2{font-size:20px}
}