/* ============================================================
   SILA API — design system
   Dark glass + blue → cyan gradient (same language as the
   reference design). Shared by the public site and admin panel.
   ============================================================ */

:root {
  --bg: #0a0a1a;
  --bg-deep: #070714;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);

  --line: rgba(255, 255, 255, 0.09);
  --line-2: rgba(255, 255, 255, 0.16);

  --blue: #2563eb;
  --cyan: #06b6d4;
  --blue-soft: #60a5fa;
  --cyan-soft: #67e8f9;

  --text: #f8fafc;
  --soft: #cbd5e1;
  --muted: #94a3b8;

  --green: #34d399;
  --red: #f87171;
  --amber: #fbbf24;

  --grad: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
  --grad-soft: linear-gradient(135deg, rgba(37, 99, 235, .16) 0%, rgba(6, 182, 212, .16) 100%);

  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 34px 80px -40px rgba(6, 182, 212, .5);

  --font-head: "Inter", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
img, svg { display: block; max-width: 100%; }
::selection { background: rgba(6, 182, 212, .4); }
* { scrollbar-width: thin; scrollbar-color: #1e293b transparent; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ---------- ambient glow ---------- */
.ambient {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden;
  background:
    radial-gradient(760px 460px at 82% -8%, rgba(37, 99, 235, .28), transparent 65%),
    radial-gradient(680px 420px at 8% 4%, rgba(6, 182, 212, .2), transparent 62%),
    var(--bg);
}
.ambient::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .028) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 25%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 25%, transparent 78%);
}
.hero-glow {
  position: absolute; width: 520px; height: 520px; border-radius: 50%;
  filter: blur(120px); opacity: .3; pointer-events: none;
}
.hero-glow.b { background: #2563eb; top: -140px; right: -120px; }
.hero-glow.c { background: #06b6d4; bottom: -180px; left: -140px; }

/* ---------- layout ---------- */
.container { width: min(1200px, 100%); margin: 0 auto; padding: 0 22px; }
main { flex: 1; }
.section { padding: 84px 0; }
.section.tight { padding: 56px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 34px; flex-wrap: wrap; }
.section-head h2 { font-family: var(--font-head); font-size: clamp(24px, 3vw, 34px); letter-spacing: -.03em; }
.section-head p { color: var(--muted); margin-top: 8px; max-width: 620px; }
.eyebrow { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--cyan-soft); }
.text-link { color: var(--cyan-soft); font-weight: 600; font-size: 14.5px; display: inline-flex; align-items: center; gap: 7px; }
.text-link:hover { color: #fff; }
.gradient-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.mono { font-family: var(--font-mono); }
.muted { color: var(--muted); }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; }
.site-header .container { padding-top: 14px; padding-bottom: 14px; }
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 10px 14px 10px 16px; border: 1px solid var(--line); border-radius: 18px;
  background: rgba(10, 10, 26, .72); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand svg { width: 36px; height: 36px; }
.brand-name { font-family: var(--font-head); font-weight: 800; font-size: 18px; letter-spacing: -.02em; }
.brand-name span { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a { padding: 9px 14px; border-radius: 10px; color: var(--soft); font-size: 14.5px; font-weight: 500; transition: .2s; }
.nav-links a:hover { color: #fff; background: var(--surface); }
.nav-links a.active { color: #fff; background: var(--surface-2); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 11px; place-items: center; }
.menu-toggle svg { width: 20px; height: 20px; }
.mobile-menu { display: none; flex-direction: column; gap: 4px; margin-top: 10px; padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: rgba(10, 10, 26, .95); }
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 11px 13px; border-radius: 10px; color: var(--soft); font-weight: 500; }
.mobile-menu a.active, .mobile-menu a:hover { background: var(--surface); color: #fff; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  height: 48px; padding: 0 22px; border-radius: 12px; font-weight: 600; font-size: 15px;
  transition: transform .18s, opacity .18s, background .18s, border-color .18s; white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 16px 38px -16px rgba(6, 182, 212, .75); }
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost { border: 1px solid var(--line-2); color: var(--soft); background: var(--surface); }
.btn-ghost:hover { color: #fff; border-color: rgba(103, 232, 249, .45); }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; border-radius: 10px; }
.btn[disabled] { opacity: .6; cursor: wait; transform: none; }

/* ---------- pill / status ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 9px; padding: 8px 14px; border: 1px solid var(--line);
  border-radius: 999px; background: var(--surface); color: var(--soft); font-size: 13.5px;
}
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); position: relative; flex: none; }
.dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid currentColor; opacity: 0; }
.dot.live { background: var(--green); color: var(--green); }
.dot.live::after { animation: pulse-ring 2s ease-out infinite; opacity: .6; }
.dot.down { background: var(--red); color: var(--red); }
.dot.amber { background: var(--amber); color: var(--amber); }

/* ---------- hero ---------- */
.hero { position: relative; padding: 66px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 46px; align-items: center; }
.display { font-family: var(--font-head); font-size: clamp(34px, 5vw, 60px); line-height: 1.03; letter-spacing: -.04em; font-weight: 800; }
.lead { margin-top: 20px; color: var(--soft); font-size: 17px; max-width: 560px; }
.hero-buttons { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 34px; margin-top: 34px; flex-wrap: wrap; }
.hero-meta div { display: flex; flex-direction: column; }
.hero-meta strong { font-family: var(--font-head); font-size: 26px; letter-spacing: -.02em; }
.hero-meta span { color: var(--muted); font-size: 13px; }

/* ---------- live panel ---------- */
.panel {
  padding: 22px; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(19, 22, 43, .9), rgba(10, 10, 26, .82));
  box-shadow: var(--shadow); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.panel-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.panel-top h3 { font-family: var(--font-head); font-size: 15.5px; letter-spacing: -.01em; }
.panel-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.live-cell { padding: 15px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.live-cell .k { color: var(--muted); font-size: 12.5px; display: flex; align-items: center; gap: 7px; }
.live-cell .v { font-family: var(--font-head); font-size: 27px; letter-spacing: -.02em; margin-top: 6px; }
.live-cell .n { color: var(--muted); font-size: 12px; margin-top: 2px; }
.panel-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12.5px; }
.flash { animation: flash .7s ease-out; }
@keyframes flash { 0% { color: var(--cyan-soft); } 100% { color: inherit; } }

/* ---------- stat cards ---------- */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.stat-card { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.stat-card .lbl { color: var(--muted); font-size: 13px; display: flex; align-items: center; gap: 8px; }
.stat-card .val { font-family: var(--font-head); font-size: 32px; letter-spacing: -.03em; margin-top: 8px; }
.stat-card .sub { color: var(--muted); font-size: 12.5px; margin-top: 4px; }

/* ---------- features ---------- */
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.feature { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); transition: .22s; }
.feature:hover { transform: translateY(-4px); border-color: rgba(103, 232, 249, .38); background: var(--surface-2); }
.feature-ico { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: var(--grad-soft); border: 1px solid var(--line-2); color: var(--cyan-soft); }
.feature-ico svg { width: 21px; height: 21px; }
.feature h3 { font-family: var(--font-head); font-size: 17px; margin-top: 15px; letter-spacing: -.01em; }
.feature p { color: var(--muted); font-size: 14.5px; margin-top: 8px; }

/* ---------- chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex; align-items: center; gap: 9px; padding: 10px 15px; border: 1px solid var(--line);
  border-radius: 999px; background: var(--surface); color: var(--soft); font-size: 14px; transition: .2s;
}
.chip em { font-family: var(--font-mono); font-style: normal; font-size: 12px; color: var(--cyan-soft); }
.chip:hover, .chip.active { border-color: rgba(103, 232, 249, .5); color: #fff; background: var(--surface-2); }

/* ---------- steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.step { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.step-no { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: var(--grad); font-family: var(--font-head); font-weight: 700; font-size: 15px; }
.step h3 { font-family: var(--font-head); font-size: 16.5px; margin-top: 14px; }
.step p { color: var(--muted); font-size: 14.5px; margin-top: 6px; }

/* ---------- code box ---------- */
.codebox { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #080812; }
.codebox-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .03); }
.tabs { display: flex; gap: 6px; }
.tab { padding: 8px 14px; border-radius: 9px; color: var(--muted); font-size: 13.5px; font-weight: 600; }
.tab.active { background: var(--grad); color: #fff; }
pre { overflow: auto; }
.codebox pre { padding: 20px; font-family: var(--font-mono); font-size: 13.5px; line-height: 1.75; color: #dbeafe; }
.copy-mini { padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 9px; color: var(--soft); font-size: 13px; font-weight: 600; }
.copy-mini:hover { color: #fff; border-color: rgba(103, 232, 249, .45); }

/* ---------- CTA ---------- */
.cta {
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  padding: 36px; border: 1px solid var(--line-2); border-radius: 26px;
  background: radial-gradient(600px 260px at 88% 0%, rgba(6, 182, 212, .22), transparent 60%), linear-gradient(135deg, rgba(37, 99, 235, .18), rgba(6, 182, 212, .1));
}
.cta h2 { font-family: var(--font-head); font-size: clamp(23px, 3vw, 32px); letter-spacing: -.03em; }
.cta p { color: var(--soft); margin-top: 8px; max-width: 520px; }
.cta-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line); margin-top: 40px; background: rgba(7, 7, 20, .6); }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 30px; padding: 52px 0 34px; }
.footer-col h4 { font-family: var(--font-head); font-size: 14px; margin-bottom: 14px; }
.footer-col a { display: block; color: var(--muted); font-size: 14.5px; padding: 5px 0; }
.footer-col a:hover { color: var(--cyan-soft); }
.footer-col p { color: var(--muted); font-size: 14.5px; margin-top: 14px; max-width: 320px; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 20px 0 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13.5px; flex-wrap: wrap; }

/* ---------- page head ---------- */
.page-head { padding: 54px 0 34px; }
.page-head h1 { font-family: var(--font-head); font-size: clamp(30px, 4vw, 46px); letter-spacing: -.04em; }
.page-head p { color: var(--soft); margin-top: 12px; max-width: 660px; }

/* ---------- url bar + toolbar ---------- */
.urlbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.urlbar .lbl { color: var(--muted); font-size: 13px; }
.base-url { font-family: var(--font-mono); font-size: 14px; color: var(--cyan-soft); word-break: break-all; }
.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 24px 0 20px; flex-wrap: wrap; }
.search { position: relative; flex: 1 1 300px; max-width: 460px; }
.search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 17px; height: 17px; color: var(--muted); }
.search input {
  width: 100%; height: 46px; padding: 0 16px 0 42px; border: 1px solid var(--line); border-radius: 12px;
  background: #09091a; color: #fff; font-family: var(--font-body); font-size: 14.5px;
}
.search input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(6, 182, 212, .14); }

/* ---------- endpoint cards / tester ---------- */
.endpoint-list { display: flex; flex-direction: column; gap: 14px; }
.endpoint { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; transition: .2s; }
.endpoint:hover { border-color: var(--line-2); }
.endpoint.open { border-color: rgba(103, 232, 249, .4); background: var(--surface-2); }
.endpoint-head { display: flex; align-items: center; gap: 14px; padding: 18px 20px; cursor: pointer; }
.endpoint-info { flex: 1; min-width: 0; }
.endpoint-name { font-family: var(--font-head); font-size: 16.5px; letter-spacing: -.01em; }
.endpoint-path { font-family: var(--font-mono); font-size: 12.5px; color: var(--muted); margin-top: 3px; word-break: break-all; }
.endpoint-desc { color: var(--muted); font-size: 13.5px; margin-top: 7px; }
.arrow { width: 22px; height: 22px; color: var(--muted); transition: transform .22s; flex: none; }
.endpoint.open .arrow { transform: rotate(180deg); }
.method, .tag { font-family: var(--font-mono); font-size: 11.5px; font-weight: 600; padding: 4px 9px; border-radius: 7px; }
.method { background: rgba(52, 211, 153, .14); color: var(--green); border: 1px solid rgba(52, 211, 153, .3); }
.method.post { background: rgba(251, 191, 36, .14); color: var(--amber); border-color: rgba(251, 191, 36, .3); }
.method.put, .method.patch { background: rgba(96, 165, 250, .14); color: var(--blue-soft); border-color: rgba(96, 165, 250, .3); }
.method.delete { background: rgba(248, 113, 113, .14); color: var(--red); border-color: rgba(248, 113, 113, .3); }
.tag { background: var(--surface-2); color: var(--soft); border: 1px solid var(--line); flex: none; }
.tester { display: none; padding: 0 20px 20px; }
.endpoint.open .tester { display: block; }
.parameter-title { font-family: var(--font-head); font-size: 13.5px; color: var(--soft); margin: 6px 0 10px; }
.parameters { display: flex; flex-direction: column; gap: 10px; }
.parameter { padding: 13px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #09091a; }
.parameter-top { display: flex; align-items: center; gap: 9px; margin-bottom: 9px; }
.parameter-name { font-family: var(--font-mono); font-size: 13px; color: var(--cyan-soft); }
.required { font-family: var(--font-mono); font-size: 10.5px; color: var(--red); border: 1px solid rgba(248, 113, 113, .3); padding: 2px 7px; border-radius: 6px; }
.parameter input, .parameter select {
  width: 100%; height: 42px; padding: 0 13px; border: 1px solid var(--line); border-radius: 10px;
  background: #06060f; color: #fff; font-family: var(--font-body); font-size: 14px;
}
.parameter input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(6, 182, 212, .13); }
.tester-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.send-btn { height: 44px; padding: 0 20px; border-radius: 11px; font-weight: 600; color: #fff; background: var(--grad); box-shadow: 0 14px 32px -16px rgba(6, 182, 212, .8); }
.action-btn { height: 44px; padding: 0 17px; border-radius: 11px; border: 1px solid var(--line-2); color: var(--soft); font-size: 14px; font-weight: 600; background: var(--surface); }
.action-btn:hover { color: #fff; border-color: rgba(103, 232, 249, .45); }
.url-preview { margin-top: 14px; padding: 12px 14px; border: 1px dashed var(--line-2); border-radius: 11px; font-family: var(--font-mono); font-size: 12.5px; color: var(--cyan-soft); word-break: break-all; }
.response-box { display: none; margin-top: 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; background: #06060f; }
.response-box.show { display: block; }
.response-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .03); }
.response-head .t { font-family: var(--font-head); font-size: 13px; }
.response-status { font-family: var(--font-mono); font-size: 12px; color: var(--green); }
.response-status.bad { color: var(--red); }
.response-content { padding: 16px; font-family: var(--font-mono); font-size: 12.5px; line-height: 1.7; max-height: 420px; color: #dbeafe; white-space: pre-wrap; word-break: break-word; }
.media-preview { padding: 0 16px 16px; }
.media-preview img { border-radius: 12px; border: 1px solid var(--line); max-height: 420px; margin: 0 auto; }
.k { color: var(--cyan-soft); }
.s { color: #86efac; }
.b { color: #fca5a5; }
.n { color: #fcd34d; }

/* ---------- cards / misc ---------- */
.card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.card.full { grid-column: 1 / -1; }
.card h2 { font-family: var(--font-head); font-size: 19px; letter-spacing: -.01em; }
.card h3 { font-family: var(--font-head); font-size: 16px; }
.card p { color: var(--muted); font-size: 14.5px; margin-top: 10px; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin-top: 18px; }
.contact-item { display: flex; flex-direction: column; gap: 3px; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); transition: .2s; }
.contact-item:hover { border-color: rgba(103, 232, 249, .45); background: var(--surface-2); }
.contact-label { color: var(--muted); font-size: 12.5px; }
.contact-value { font-family: var(--font-mono); font-size: 14px; color: #fff; word-break: break-all; }
.skeleton { height: 92px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(90deg, rgba(255, 255, 255, .03), rgba(255, 255, 255, .08), rgba(255, 255, 255, .03)); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.empty { padding: 26px; border: 1px dashed var(--line-2); border-radius: var(--radius); color: var(--muted); font-size: 14.5px; text-align: center; }
.notfound { min-height: 62vh; display: grid; place-items: center; text-align: center; }
.notfound .code { font-family: var(--font-head); font-size: clamp(70px, 14vw, 150px); font-weight: 800; letter-spacing: -.06em; line-height: 1; }
.notfound p { color: var(--soft); margin: 16px 0 26px; }

/* ---------- animations ---------- */
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }
@keyframes fade-up { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse-ring { 0% { transform: scale(.8); opacity: .9; } 100% { transform: scale(2.1); opacity: 0; } }
[data-rise] { animation: fade-up .8s cubic-bezier(.22, 1, .36, 1) both; animation-delay: var(--d, 0s); }
.floaty { animation: float 7s ease-in-out infinite; }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); z-index: 200;
  padding: 12px 20px; border: 1px solid var(--line-2); border-radius: 12px; background: rgba(10, 10, 26, .95);
  color: #fff; font-size: 14px; opacity: 0; pointer-events: none; transition: .25s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-sm); }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; padding: 12px 14px; color: var(--muted); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; background: rgba(255, 255, 255, .03); border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 12px 14px; border-bottom: 1px solid var(--line); color: var(--soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: rgba(255, 255, 255, .025); }
td.mono, .cell-mono { font-family: var(--font-mono); font-size: 12.5px; }
.ok { color: var(--green); }
.bad { color: var(--red); }

/* ---------- bars ---------- */
.bars { display: flex; align-items: flex-end; gap: 10px; height: 180px; padding: 8px 2px 0; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 8px; height: 100%; }
.bar-fill { width: 100%; max-width: 46px; border-radius: 8px 8px 3px 3px; background: var(--grad); min-height: 4px; }
.bar-lbl { color: var(--muted); font-size: 11.5px; }
.bar-val { font-family: var(--font-mono); font-size: 11.5px; color: var(--soft); }

/* ---------- admin shell ---------- */
.admin body, body.admin { display: block; }
.shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar { border-right: 1px solid var(--line); background: rgba(8, 8, 20, .78); padding: 20px 16px; display: flex; flex-direction: column; gap: 18px; position: sticky; top: 0; height: 100vh; }
.side-nav { display: flex; flex-direction: column; gap: 4px; }
.side-nav a { display: flex; align-items: center; gap: 11px; padding: 11px 13px; border-radius: 11px; color: var(--muted); font-size: 14.5px; font-weight: 500; }
.side-nav a svg { width: 18px; height: 18px; }
.side-nav a:hover { color: #fff; background: var(--surface); }
.side-nav a.active { color: #fff; background: var(--grad-soft); border: 1px solid var(--line-2); }
.sidebar .danger { margin-top: auto; display: flex; align-items: center; gap: 11px; padding: 11px 13px; border-radius: 11px; color: var(--red); font-size: 14.5px; font-weight: 600; text-align: left; }
.sidebar .danger svg { width: 18px; height: 18px; }
.sidebar .danger:hover { background: rgba(248, 113, 113, .1); }
.admin-main { padding: 22px 26px 60px; min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.topbar h1 { font-family: var(--font-head); font-size: 25px; letter-spacing: -.03em; }
.topbar .sub { color: var(--muted); font-size: 13.5px; margin-top: 3px; }
.topbar-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.menu-btn { display: none; width: 42px; height: 42px; place-items: center; border: 1px solid var(--line); border-radius: 11px; }
.menu-btn svg { width: 20px; height: 20px; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.stat .stat-label { color: var(--muted); font-size: 12.5px; }
.stat .stat-value { font-family: var(--font-head); font-size: 27px; letter-spacing: -.02em; margin-top: 6px; }
.stat .stat-note { color: var(--muted); font-size: 12px; margin-top: 3px; }
.split { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; margin-bottom: 20px; }
.admin-section { scroll-margin-top: 20px; margin-bottom: 22px; }
.admin-section > h2 { font-family: var(--font-head); font-size: 16.5px; margin-bottom: 12px; }
.visitor-big { font-family: var(--font-head); font-size: 40px; letter-spacing: -.03em; }
.kv { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.kv:last-child { border-bottom: 0; }
.kv strong { color: #fff; font-family: var(--font-mono); font-size: 13.5px; }
.scrim { display: none; position: fixed; inset: 0; background: rgba(4, 4, 12, .7); z-index: 40; }
.scrim.open { display: block; }

/* ---------- auth (login / setup) ---------- */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 26px; }
.auth-wrap { width: min(440px, 100%); }
.auth-top { text-align: center; margin-bottom: 24px; }
.auth-top svg { width: 62px; height: 62px; margin: 0 auto 12px; }
.auth-top .brand-name { font-size: 25px; }
.auth-top p { color: var(--muted); font-size: 14px; margin-top: 5px; }
.auth-card { padding: 28px; border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(180deg, rgba(19, 22, 43, .92), rgba(10, 10, 26, .92)); box-shadow: var(--shadow); }
.auth-card h1 { font-family: var(--font-head); font-size: 21px; letter-spacing: -.02em; }
.auth-card .sub { color: var(--muted); font-size: 14px; margin: 7px 0 20px; }
.field { margin-bottom: 15px; }
.field label { display: block; margin-bottom: 7px; color: var(--soft); font-size: 13.5px; font-weight: 600; }
.input { position: relative; }
.field input { width: 100%; height: 50px; padding: 0 16px; border: 1px solid var(--line); border-radius: 12px; background: #08081a; color: #fff; font-family: var(--font-body); font-size: 15px; }
.field input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(6, 182, 212, .14); }
.toggle { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); height: 34px; padding: 0 12px; border-radius: 8px; color: var(--muted); font-size: 12.5px; font-weight: 600; }
.toggle:hover { color: #fff; background: var(--surface); }
.submit { width: 100%; height: 50px; margin-top: 6px; border-radius: 12px; font-family: var(--font-head); font-weight: 600; font-size: 15px; color: #fff; background: var(--grad); box-shadow: 0 16px 38px -16px rgba(6, 182, 212, .8); }
.submit:hover { transform: translateY(-1px); }
.submit[disabled] { opacity: .6; cursor: wait; transform: none; }
.error, .notice { display: none; margin-top: 14px; padding: 12px 14px; border-radius: 11px; font-size: 13.5px; }
.error { border: 1px solid rgba(248, 113, 113, .3); background: rgba(248, 113, 113, .08); color: #fca5a5; }
.notice { border: 1px solid rgba(6, 182, 212, .28); background: rgba(6, 182, 212, .08); color: var(--cyan-soft); }
.error.show, .notice.show { display: block; }
.auth-foot { text-align: center; color: var(--muted); font-size: 13px; margin-top: 20px; }
.hint { color: var(--muted); font-size: 12.5px; margin-top: 7px; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 34px; }
  .features, .steps, .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats, .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; left: 0; top: 0; z-index: 60; width: 268px; transform: translateX(-100%); transition: transform .25s; }
  .sidebar.open { transform: none; }
  .menu-btn { display: grid; }
}
@media (max-width: 720px) {
  .section { padding: 60px 0; }
  .nav-links, .nav-actions .btn { display: none; }
  .menu-toggle { display: grid; }
  .features, .steps, .grid-3, .grid-2, .stats, .cards, .panel-grid, .footer-grid { grid-template-columns: 1fr; }
  .display { font-size: 34px; }
  .cta { padding: 26px; }
  .hero-meta { gap: 22px; }
  th:nth-child(n + 5), td:nth-child(n + 5) { display: none; }
}