/* ============ tokens ============ */
:root {
  --bg: #f6f8fb;
  --bg-card: #ffffff;
  --bg-header: rgba(246, 248, 251, 0.85);
  --text: #16212e;
  --text-soft: #5b6b7d;
  --line: #e2e8f0;
  --accent: #2563eb;
  --accent-ink: #ffffff;
  --ok: #15803d;
  --ok-bg: #eaf7ef;
  --warn: #b45309;
  --warn-bg: #fdf3e3;
  --bad: #b91c1c;
  --bad-bg: #fdeaea;
  --wait: #64748b;
  --wait-bg: #eef2f6;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(22, 33, 46, 0.06), 0 8px 24px rgba(22, 33, 46, 0.07);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1420;
    --bg-card: #16202e;
    --bg-header: rgba(13, 20, 32, 0.85);
    --text: #e8eef5;
    --text-soft: #94a5b8;
    --line: #24334a;
    --accent: #3b82f6;
    --accent-ink: #ffffff;
    --ok: #34d399;
    --ok-bg: #10281f;
    --warn: #fbbf24;
    --warn-bg: #2c2312;
    --bad: #f87171;
    --bad-bg: #321a1c;
    --wait: #8fa1b5;
    --wait-bg: #1c2836;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

/* ============ base ============ */
* { box-sizing: border-box; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 1060px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 0.5em; }
a { color: var(--accent); }

/* ============ header ============ */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: var(--bg-header);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding-block: 12px; }
.logo { font-weight: 800; font-size: 1.05rem; text-decoration: none; color: var(--text); }
.site-nav a { margin-left: 18px; text-decoration: none; color: var(--text-soft); font-weight: 600; font-size: 0.95rem; }
.site-nav a:hover { color: var(--accent); }
@media (max-width: 480px) {
  .logo { font-size: 0.92rem; }
  .site-nav a { margin-left: 9px; font-size: 0.82rem; }
}

/* ============ hero / verdict ============ */
.hero { padding: 56px 0 28px; text-align: center; }
.hero h1 { font-size: clamp(1.8rem, 4.5vw, 2.8rem); letter-spacing: -0.02em; }
.hero-sub { max-width: 620px; margin: 0 auto 28px; color: var(--text-soft); font-size: 1.05rem; }
.hero-hint { max-width: 620px; margin: 18px auto 0; color: var(--text-soft); font-size: 0.9rem; }

.verdict {
  display: flex; align-items: center; gap: 18px; text-align: left;
  max-width: 720px; margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-left: 6px solid var(--wait);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px;
  transition: border-color 0.3s ease;
}
.verdict-icon { font-size: 2rem; flex-shrink: 0; }
.verdict-body { flex: 1; min-width: 0; }
.verdict p { margin: 0; color: var(--text-soft); font-size: 0.95rem; }
.verdict .verdict-title { font-size: 1.2rem; font-weight: 800; line-height: 1.2; color: var(--text); margin: 0 0 2px; }
.verdict--checking { border-left-color: var(--wait); }
.verdict--ok { border-left-color: var(--ok); }
.verdict--warn { border-left-color: var(--warn); }
.verdict--bad { border-left-color: var(--bad); }
.verdict--ok .verdict-icon { color: var(--ok); }
.verdict--bad .verdict-icon { color: var(--bad); }

@media (max-width: 560px) {
  .verdict { flex-wrap: wrap; }
  .verdict #rerun-btn { width: 100%; }
}

/* ============ buttons ============ */
.btn {
  display: inline-block;
  border-radius: 10px;
  padding: 10px 16px;
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--bg-card);
  color: var(--text);
  white-space: nowrap;
  transition: transform 0.1s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--cta { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn--ghost { background: transparent; }

/* ============ test cards ============ */
.tests { padding: 24px 0 8px; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 18px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.card-head h3 { font-size: 1.02rem; margin: 0; }
.big-value {
  font-size: 1.35rem; font-weight: 800; letter-spacing: -0.01em;
  margin: 0 0 10px; word-break: break-all; font-variant-numeric: tabular-nums;
}
.big-value--small { font-size: 1.05rem; }
.kv { margin: 0 0 10px; }
.kv > div { display: flex; justify-content: space-between; gap: 12px; padding: 4px 0; border-bottom: 1px dashed var(--line); }
.kv > div:last-child { border-bottom: 0; }
.kv dt { color: var(--text-soft); font-size: 0.88rem; flex-shrink: 0; }
.kv dd { margin: 0; font-weight: 600; font-size: 0.88rem; text-align: right; word-break: break-word; }
.card-note { color: var(--text-soft); font-size: 0.85rem; margin: 0; }

/* status pills */
.pill {
  font-size: 0.75rem; font-weight: 800; letter-spacing: 0.03em;
  padding: 3px 10px; border-radius: 999px; text-transform: uppercase;
  flex-shrink: 0;
}
.pill--wait { background: var(--wait-bg); color: var(--wait); }
.pill--ok   { background: var(--ok-bg);   color: var(--ok); }
.pill--warn { background: var(--warn-bg); color: var(--warn); }
.pill--bad  { background: var(--bad-bg);  color: var(--bad); }
.pill--info { background: var(--wait-bg); color: var(--wait); }

/* ============ how to ============ */
.howto { padding: 44px 0 12px; }
.howto h2 { font-size: 1.5rem; }
.steps { max-width: 700px; padding-left: 22px; color: var(--text-soft); }
.steps li { margin-bottom: 10px; }
.steps strong, .steps em { color: var(--text); }

/* ============ recommendations ============ */
.recs { padding: 44px 0 12px; }
.recs h2 { font-size: 1.5rem; }
.recs-sub { color: var(--text-soft); max-width: 700px; margin-top: 0; }
.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); }
.vpn-table { width: 100%; border-collapse: collapse; background: var(--bg-card); min-width: 720px; }
.vpn-table th, .vpn-table td { padding: 14px 16px; text-align: left; font-size: 0.92rem; border-bottom: 1px solid var(--line); }
.vpn-table thead th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-soft); }
.vpn-table tbody tr:last-child td { border-bottom: 0; }
.vpn-name { font-weight: 800; white-space: nowrap; }
.badge-noaff {
  display: inline-block; font-size: 0.68rem; font-weight: 700;
  background: var(--ok-bg); color: var(--ok);
  border-radius: 999px; padding: 2px 8px; margin-left: 6px;
  white-space: nowrap; vertical-align: middle;
}
.disclosure { color: var(--text-soft); font-size: 0.85rem; max-width: 760px; }
.disclosure--pre { margin-top: 0; margin-bottom: 14px; }

/* ============ faq ============ */
.faq { padding: 44px 0 32px; }
.faq h2 { font-size: 1.5rem; }
.faq details {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 10px;
}
.faq summary { font-weight: 700; cursor: pointer; }
.faq details p { color: var(--text-soft); margin: 10px 0 2px; font-size: 0.95rem; }

/* ============ footer ============ */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--text-soft); font-size: 0.88rem; }
.footnote { margin-top: 8px; font-size: 0.8rem; }