:root{
  --bg:#f8fbff;--card:#fff;--ink:#0f172a;--muted:#64748b;--line:#e2e8f0;
  --brand:#0ea5e9;--brand2:#14b8a6;--danger:#ef4444;--warn:#f59e0b;--ok:#10b981;
  --shadow:0 22px 70px rgba(15,23,42,.08);--radius:26px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:radial-gradient(circle at top left,rgba(14,165,233,.16),transparent 34rem),radial-gradient(circle at top right,rgba(20,184,166,.13),transparent 30rem),var(--bg)}
a{color:inherit}.docs-shell{display:grid;grid-template-columns:320px minmax(0,1fr);min-height:100vh}
.docs-sidebar{position:sticky;top:0;height:100vh;overflow:auto;padding:24px 18px;border-right:1px solid var(--line);background:rgba(255,255,255,.92);backdrop-filter:blur(18px)}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}.brand-mark{width:44px;height:44px;border-radius:18px;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 18px 40px rgba(14,165,233,.25);position:relative}.brand-mark:after{content:"";position:absolute;inset:12px 10px 13px 12px;background:#fff;clip-path:polygon(0 45%,100% 0,68% 100%,48% 58%);opacity:.92}.brand-title{font-size:18px;font-weight:950;letter-spacing:-.04em}.brand-sub{font-size:12px;color:var(--muted);font-weight:800;margin-top:2px}
.search-note{font-size:12px;line-height:1.6;color:#64748b;background:#f8fafc;border:1px solid var(--line);border-radius:16px;padding:12px;margin:12px 0 18px;font-weight:750}
.nav-label{margin:20px 0 8px;font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#94a3b8;font-weight:950}
.nav a{display:flex;align-items:center;gap:9px;padding:9px 10px;border-radius:13px;color:#334155;text-decoration:none;font-size:13px;font-weight:850}.nav a:hover{background:#eef9ff;color:#0369a1}
.docs-main{padding:34px;max-width:1280px;width:100%}.hero{position:relative;overflow:hidden;border:1px solid rgba(14,165,233,.18);background:linear-gradient(135deg,#fff,#eefcff);border-radius:34px;padding:36px;box-shadow:var(--shadow)}.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#e0f2fe;color:#0369a1;font-size:12px;font-weight:950;text-transform:uppercase;letter-spacing:.08em}.hero h1{font-size:48px;line-height:1.02;letter-spacing:-.06em;margin:18px 0 14px}.hero p{font-size:17px;line-height:1.85;color:#475569;max-width:900px;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:16px;padding:12px 16px;font-weight:950;text-decoration:none;border:1px solid var(--line);background:#fff;color:#0f172a}.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));border:0;color:#00131d}
.section-title{font-size:34px;letter-spacing:-.055em;margin:34px 0 14px}.section-lead{font-size:16px;line-height:1.8;color:#64748b;margin:-4px 0 18px;max-width:920px;font-weight:650}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;margin-top:18px}.card{grid-column:span 6;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 14px 45px rgba(15,23,42,.05)}.card.full{grid-column:1/-1}.card.third{grid-column:span 4}.card.quarter{grid-column:span 3}.card h2{font-size:24px;margin:0 0 12px;letter-spacing:-.04em}.card h3{font-size:18px;margin:18px 0 8px;letter-spacing:-.03em}.card p,.card li{color:#475569;line-height:1.75;font-weight:650}.card ul,.card ol{padding-left:22px;margin:10px 0}.visual{grid-column:1/-1;border-radius:30px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff}.visual img{display:block;width:100%;height:auto}
.kpi{grid-column:span 3;border:1px solid var(--line);border-radius:24px;padding:18px;background:#fff;box-shadow:0 12px 35px rgba(15,23,42,.05)}.kpi strong{display:block;font-size:28px;letter-spacing:-.05em}.kpi span{display:block;color:#64748b;font-weight:850;font-size:13px;margin-top:6px}
.notice{border-left:5px solid var(--brand);background:#eff6ff;border-radius:18px;padding:15px 16px;margin:14px 0;color:#1e3a8a;font-weight:750;line-height:1.65}.warning{border-left-color:var(--warn);background:#fffbeb;color:#78350f}.danger{border-left-color:var(--danger);background:#fef2f2;color:#7f1d1d}.ok{border-left-color:var(--ok);background:#ecfdf5;color:#064e3b}
.code{display:block;background:#0f172a;color:#e2e8f0;border-radius:18px;padding:14px 16px;overflow:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;font-size:13px;line-height:1.65;margin:12px 0;white-space:pre-wrap}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;background:#f8fafc}td{font-size:14px;color:#334155;line-height:1.55;font-weight:650}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:11px;font-weight:950;text-transform:uppercase;letter-spacing:.06em;background:#e0f2fe;color:#0369a1}.pill.warn{background:#fef3c7;color:#92400e}.pill.danger{background:#fee2e2;color:#991b1b}.pill.ok{background:#dcfce7;color:#166534}
.issue{border:1px solid var(--line);border-radius:22px;padding:18px;background:#fff;margin:14px 0}.issue h3{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:0}.issue .label{flex:0 0 auto}.module{border:1px solid var(--line);border-radius:24px;background:#fff;padding:20px;margin:16px 0}.module h3{margin:0 0 10px;font-size:22px}.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.mini{background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:14px}.mini strong{display:block;margin-bottom:6px}.mini p{margin:0;color:#64748b;font-size:14px;line-height:1.6;font-weight:650}
.step{display:flex;gap:12px;align-items:flex-start;margin:13px 0}.step-num{width:32px;height:32px;border-radius:12px;background:#e0f2fe;color:#0369a1;display:flex;align-items:center;justify-content:center;font-weight:950;flex:0 0 auto}.step p{margin:4px 0 0}
.footer{padding:30px 0;color:#64748b;font-size:13px;font-weight:750}
@media(max-width:1100px){.docs-shell{display:block}.docs-sidebar{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line)}.docs-main{padding:18px}.hero{padding:24px;border-radius:24px}.hero h1{font-size:34px}.card,.card.third,.card.quarter,.kpi{grid-column:1/-1}.module-grid{grid-template-columns:1fr}}


/* K7.1.1 — Sidebar active state + support contact polish */
.nav a{
  position:relative;
  border:1px solid transparent;
  transition:background .16s ease,color .16s ease,border-color .16s ease,transform .16s ease,box-shadow .16s ease;
}
.nav a:hover{
  background:#eef9ff;
  color:#0369a1;
  border-color:#bae6fd;
  transform:translateX(2px);
}
.nav a.active{
  background:linear-gradient(135deg,#e0f2fe,#ccfbf1);
  color:#075985;
  border-color:#7dd3fc;
  box-shadow:0 10px 24px rgba(14,165,233,.14);
}
.nav a.active:before{
  content:"";
  width:8px;
  height:8px;
  border-radius:999px;
  background:#0ea5e9;
  box-shadow:0 0 0 4px rgba(14,165,233,.13);
  position:absolute;
  left:-4px;
  top:50%;
  transform:translateY(-50%);
}
.mini a{
  color:#0369a1;
  font-weight:900;
  text-decoration:none;
  overflow-wrap:anywhere;
}
.mini a:hover{
  text-decoration:underline;
}
.footer{
  border-top:1px solid var(--line);
  margin-top:18px;
}