/* ===== EdgeOne Comparison — public site ===== */
:root{
  --bg:#f7f8fa;
  --surface:#ffffff;
  --ink:#12141a;
  --ink-soft:#454a54;
  --ink-mute:#767c88;
  --line:#e6e8ec;
  --eo:#0052d9;          /* Tencent Cloud blue */
  --eo-soft:#e8f0fe;
  --good:#0f9d58;
  --good-soft:#e6f6ec;
  --amber:#b8790a;
  --amber-soft:#fbf1dd;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,20,30,.05),0 8px 24px rgba(16,20,30,.06);
  --maxw:1120px;
  font-synthesis:none;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
a{color:var(--eo);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.82);
  backdrop-filter:saturate(1.4) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700}
.brand:hover{text-decoration:none}
.brand-mark{
  display:grid;place-items:center;width:30px;height:30px;border-radius:8px;
  background:var(--eo);color:#fff;font-size:13px;font-weight:800;letter-spacing:.5px;
}
.brand-text{font-size:15px}
.nav{display:flex;gap:26px}
.nav a{color:var(--ink-soft);font-size:14.5px;font-weight:500}
.nav a:hover{color:var(--eo);text-decoration:none}
@media(max-width:720px){.nav{display:none}}

/* ---------- hero ---------- */
.hero{
  padding:88px 0 72px;
  background:
    radial-gradient(1200px 480px at 78% -10%,var(--eo-soft),transparent 60%),
    linear-gradient(180deg,#fff, var(--bg));
  border-bottom:1px solid var(--line);
}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.4px;
  color:var(--eo);background:var(--eo-soft);
  padding:6px 12px;border-radius:999px;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,5vw,52px);line-height:1.08;letter-spacing:-.02em;
  font-weight:800;margin-bottom:20px;
}
.hl{color:var(--eo)}
.sub{font-size:clamp(16px,2vw,19px);color:var(--ink-soft);max-width:680px;margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.btn{
  display:inline-flex;align-items:center;font-size:15px;font-weight:600;
  padding:13px 22px;border-radius:10px;transition:.18s;cursor:pointer;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--eo);color:#fff;box-shadow:0 6px 18px rgba(0,82,217,.28)}
.btn-primary:hover{background:#0047bd}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--eo);color:var(--eo)}
.trust-note{font-size:13.5px;color:var(--ink-mute)}

/* ---------- sections ---------- */
.section{padding:74px 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{margin-bottom:38px;max-width:760px}
.section-head h2{font-size:clamp(24px,3.4vw,34px);letter-spacing:-.02em;font-weight:800;margin:12px 0 12px}
.lead{color:var(--ink-soft);font-size:16.5px}
.tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
}
.tag-verified{color:var(--good);background:var(--good-soft)}
.tag-positioning{color:var(--eo);background:var(--eo-soft)}
.tag-fair{color:var(--amber);background:var(--amber-soft)}

/* ---------- fact cards ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:960px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.cards{grid-template-columns:1fr}}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow);display:flex;flex-direction:column;
}
.card-eo{border-color:var(--eo);box-shadow:0 10px 30px rgba(0,82,217,.14)}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:16px}
.card-top h3{font-size:16.5px;font-weight:700;letter-spacing:-.01em}
.pill{font-size:11px;font-weight:700;padding:4px 9px;border-radius:999px;white-space:nowrap}
.pill-eo{background:var(--eo);color:#fff}
.stat-list{list-style:none;display:flex;flex-direction:column;gap:10px;flex:1}
.stat-list li{font-size:14px;color:var(--ink-soft);padding-left:18px;position:relative}
.stat-list li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;background:var(--eo)}
.card:not(.card-eo) .stat-list li::before{background:var(--ink-mute)}
.stat-list b{color:var(--ink);font-weight:800}
.reported{color:var(--ink-mute);font-size:12px;font-weight:500}
.card-foot{margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--ink-mute)}

/* ---------- matrix ---------- */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
.matrix{width:100%;border-collapse:collapse;min-width:760px}
.matrix th,.matrix td{padding:14px 16px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
.matrix thead th{
  background:#fbfbfc;font-weight:700;color:var(--ink);position:sticky;top:0;
  font-size:13.5px;letter-spacing:.01em;
}
.matrix .col-eo{background:var(--eo-soft)}
.matrix thead .col-eo{background:var(--eo);color:#fff}
.matrix td.dim{font-weight:600;color:var(--ink);width:210px}
.matrix tbody tr:hover{background:#fafbff}
.matrix tbody tr:hover .col-eo{background:#dbe8fd}
.matrix .good{background:var(--good-soft);color:#0a6e3d;font-weight:600}
.matrix .col-eo.good{background:#d3ead9}
.micro{margin-top:16px;font-size:12.5px;color:var(--ink-mute)}

/* ---------- why grid ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:860px){.why-grid{grid-template-columns:1fr}}
.why-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.why-card::after{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--eo)}
.why-num{font-size:14px;font-weight:800;color:var(--eo);letter-spacing:.1em;margin-bottom:10px}
.why-card h3{font-size:19px;font-weight:800;letter-spacing:-.01em;margin-bottom:12px}
.why-card p{font-size:14.5px;color:var(--ink-soft);margin-bottom:16px}
.why-basis{display:block;font-size:12px;color:var(--ink-mute);border-top:1px dashed var(--line);padding-top:12px}

/* ---------- fair list ---------- */
.fair-list{list-style:none;display:flex;flex-direction:column;gap:16px}
.fair-list li{
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--amber);
  border-radius:10px;padding:16px 18px;font-size:15px;color:var(--ink-soft);box-shadow:var(--shadow);
}
.fair-list b{color:var(--ink)}

/* ---------- sources ---------- */
.src-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:26px}
.src-list li{font-size:14.5px;color:var(--ink-soft);display:flex;gap:12px;align-items:baseline;flex-wrap:wrap}
.src-label{
  flex:none;font-size:12px;font-weight:700;color:var(--eo);background:var(--eo-soft);
  padding:3px 9px;border-radius:6px;min-width:88px;text-align:center;
}
.disclaimer{font-size:12.5px;color:var(--ink-mute);background:#fbfbfc;border:1px solid var(--line);border-radius:10px;padding:16px 18px}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--surface);padding:26px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--ink-mute);flex-wrap:wrap;gap:8px}

/* reveal */
.section{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.section.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.section{opacity:1;transform:none;transition:none}}