/* ---------------------------------------------------------------
   Design tokens — light / white theme
--------------------------------------------------------------- */
:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --surface-2: #eef2f7;
  --border: #e2e8f0;
  --text: #16213a;
  --muted: #64748b;
  --navy: #14294d;
  --navy-2: #1c3968;
  --blue: #2563eb;
  --blue-dim: rgba(37, 99, 235, 0.1);
  --amber: #e08a2c;
  --teal: #0f9d8c;
  --danger: #dc4b4b;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius: 14px;
  --radius-sm: 8px;
  --max-w: 900px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.55;
  min-height: 100vh;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap; padding: 20px; max-width: var(--max-w); margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; color: var(--navy); }
.brand-mark {
  width: 32px; height: 32px; border-radius: 9px; background: var(--blue-dim);
  display: flex; align-items: center; justify-content: center; font-size: 17px;
}
.site-header nav { display: flex; gap: 4px; flex-wrap: wrap; }
.site-header nav a { color: var(--muted); font-size: 14px; font-weight: 600; padding: 8px 12px; border-radius: var(--radius-sm); }
.site-header nav a:hover { color: var(--navy); background: var(--surface-2); text-decoration: none; }
.site-header nav a.active { color: var(--blue); background: var(--blue-dim); }

/* Search / IP lookup bar */
.lookup-form { max-width: var(--max-w); margin: 4px auto 0; padding: 0 20px; display: flex; gap: 10px; }
.lookup-form input[type=text] {
  flex: 1; margin: 0; background: var(--surface); border: 1px solid var(--border); color: var(--text);
  font-family: var(--font-mono); font-size: 14px; padding: 12px 14px; border-radius: var(--radius-sm);
}
.lookup-form button {
  border: none; background: var(--blue); color: #fff; font-weight: 700; font-size: 14px;
  padding: 0 20px; border-radius: var(--radius-sm); cursor: pointer;
}
.lookup-form button:hover { background: var(--navy-2); }

/* Hero — navy info panel on white page */
.hero { max-width: var(--max-w); margin: 22px auto 0; padding: 0 20px; }
.hero-panel {
  background: linear-gradient(180deg, var(--navy-2), var(--navy));
  border-radius: var(--radius); padding: 30px 26px; color: #eef3fb; text-align: center;
}
.status-pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px;
  border: 1px solid rgba(255,255,255,0.18); background: rgba(255,255,255,0.06);
  border-radius: 999px; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.08em; color: #b9c8e0; text-transform: uppercase;
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #4fd8a4; animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(79,216,164,0.5); }
  70% { box-shadow: 0 0 0 8px rgba(79,216,164,0); }
  100% { box-shadow: 0 0 0 0 rgba(79,216,164,0); }
}

.ip-readout {
  margin: 20px 0 4px; font-family: var(--font-mono); font-weight: 700;
  font-size: clamp(1.9rem, 7vw, 3.6rem); letter-spacing: -0.01em; word-break: break-word; color: #ffffff;
}
.ip-readout .cursor { display: inline-block; width: 0.5ch; background: var(--amber); margin-left: 4px; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero-sub { color: #b9c8e0; font-size: 14px; margin-bottom: 18px; }

.ip-version-row { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin: 18px 0 6px; }
.ip-version-chip {
  font-family: var(--font-mono); font-size: 13px; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14); padding: 8px 14px; border-radius: var(--radius-sm);
  text-align: left; min-width: 220px;
}
.ip-version-chip .k { color: #8fa5c8; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; display: block; margin-bottom: 3px; }
.ip-version-chip .v { color: #fff; font-weight: 700; }
.ip-version-chip .v.na { color: #7f8fac; font-weight: 500; }

.copy-btn {
  font-family: var(--font-sans); font-weight: 700; font-size: 13px; padding: 10px 20px;
  border-radius: var(--radius-sm); border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.08); color: #fff; cursor: pointer; margin-top: 14px;
}
.copy-btn:hover { background: rgba(255,255,255,0.16); }
.copy-btn:active { transform: scale(0.97); }

.meta-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 18px; }
.meta-chip {
  font-size: 12px; color: #cfdcf0; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14); padding: 6px 12px; border-radius: 999px; font-family: var(--font-mono);
}
.meta-chip b { color: #fff; font-weight: 700; }

/* Info grid + map */
.info-section {
  max-width: var(--max-w); margin: 20px auto 0; padding: 0 20px;
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 16px; align-items: start;
}
@media (max-width: 760px) { .info-section { grid-template-columns: 1fr; } }

.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 480px) { .info-grid { grid-template-columns: 1fr; } }
.info-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: 0 1px 2px rgba(20,41,77,0.04);
}
.info-card .label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 7px; display: block;
}
.info-card .value { font-size: 15px; font-weight: 700; color: var(--text); }
.info-card .value.muted { color: var(--muted); font-weight: 500; font-size: 13px; }

.map-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: 0 1px 2px rgba(20,41,77,0.04);
}
.map-card iframe { width: 100%; height: 100%; min-height: 260px; border: 0; display: block; }
.map-empty { min-height: 260px; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 13px; padding: 20px; text-align: center; }

.geo-note { max-width: var(--max-w); margin: 14px auto 0; padding: 0 20px; }
.geo-note .box { background: #fff7ea; border: 1px solid #f2ddb0; color: #7a5b16; font-size: 13px; border-radius: var(--radius-sm); padding: 12px 16px; }

/* Ad slots — always responsive, never overflow the viewport */
.ad-slot-wrap { max-width: var(--max-w); margin: 22px auto 0; padding: 0 20px; }
.ad-slot { background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius); padding: 14px; max-width: 100%; overflow-x: auto; text-align: center; }
.ad-slot .ad-label { display: block; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.ad-slot iframe, .ad-slot img, .ad-slot ins, .ad-slot > div { max-width: 100% !important; width: 100% !important; height: auto !important; }

/* Footer */
.site-footer {
  max-width: var(--max-w); margin: 40px auto 0; padding: 22px 20px 40px; border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; align-items: center; color: var(--muted); font-size: 13px;
}
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--blue); }

/* Admin panel */
.admin-shell { max-width: 1080px; margin: 0 auto; padding: 24px 20px 60px; }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.admin-topbar h1 { font-size: 20px; margin: 0; color: var(--navy); }
.admin-topbar .actions a, .admin-topbar .actions button { font-size: 13px; color: var(--muted); background: var(--surface); border: 1px solid var(--border); padding: 8px 14px; border-radius: var(--radius-sm); }

.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 28px; }
@media (max-width: 640px) { .stat-row { grid-template-columns: 1fr; } }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: 0 1px 2px rgba(20,41,77,0.04); }
.stat-card .n { font-family: var(--font-mono); font-size: 26px; font-weight: 700; color: var(--blue); }
.stat-card .l { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tabs a { padding: 10px 16px; font-size: 14px; color: var(--muted); font-weight: 700; border-bottom: 2px solid transparent; }
.tabs a.active, .tabs a:hover { color: var(--navy); border-color: var(--blue); text-decoration: none; }

.panel { display: none; }
.panel.active, .panel.default-visible { display: block !important; }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 560px; }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 700; text-transform: uppercase; font-size: 11px; letter-spacing: 0.05em; background: var(--surface-2); }
tr:last-child td { border-bottom: none; }

.ad-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 14px; box-shadow: 0 1px 2px rgba(20,41,77,0.04); }
.ad-card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.ad-card-head h3 { margin: 0; font-size: 15px; color: var(--navy); }
.badge { font-size: 11px; padding: 3px 9px; border-radius: 999px; font-weight: 700; }
.badge.on { background: rgba(15,157,140,0.12); color: var(--teal); }
.badge.off { background: rgba(220,75,75,0.1); color: var(--danger); }
.badge.slot { background: var(--surface-2); color: var(--muted); font-family: var(--font-mono); }

textarea, input[type=text], input[type=password], select {
  width: 100%; background: var(--surface); border: 1px solid var(--border); color: var(--text);
  border-radius: var(--radius-sm); padding: 9px 12px; font-family: var(--font-mono); font-size: 13px;
  margin-top: 6px; margin-bottom: 12px;
}
label { font-size: 12px; color: var(--muted); font-weight: 700; }
form.inline { display: inline; }

.btn { border: 1px solid var(--border); background: var(--surface-2); color: var(--text); padding: 8px 14px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 700; cursor: pointer; }
.btn:hover { border-color: var(--blue); }
.btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--navy-2); }
.btn.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

.login-shell { max-width: 380px; margin: 12vh auto 0; padding: 0 20px; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; box-shadow: 0 1px 2px rgba(20,41,77,0.04); }
.error-msg { color: var(--danger); font-size: 13px; margin-bottom: 10px; }