/* ===================================================================
   IPInfo.nz — public UI v3 (glass design system)
   =================================================================== */

:root {
  --bg-0: #06080f;
  --bg-1: #0b1220;
  --bg-2: #0e1528;
  --surface: rgba(255, 255, 255, 0.045);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #e7ecff;
  --text-dim: #b3bedb;
  --muted: #7c8aab;
  --accent: #6aa4ff;
  --accent-2: #8ce0c2;
  --accent-glow: rgba(106, 164, 255, 0.45);
  --good: #5be09a;
  --good-bg: rgba(91, 224, 154, 0.13);
  --warn: #ffb86b;
  --warn-bg: rgba(255, 184, 107, 0.14);
  --bad: #ff7a7a;
  --bad-bg: rgba(255, 122, 122, 0.13);
  --ring: 0 0 0 3px rgba(106, 164, 255, 0.30);
  --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  --shadow-pop:  0 18px 50px rgba(0, 0, 0, 0.55);
  --r-sm: 10px;
  --r:    14px;
  --r-lg: 20px;
}

[data-theme="light"] {
  --bg-0: #eef2fb;
  --bg-1: #f6f8ff;
  --bg-2: #ffffff;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-2: rgba(255, 255, 255, 0.92);
  --border: rgba(20, 30, 60, 0.10);
  --border-strong: rgba(20, 30, 60, 0.16);
  --text: #0c1a2e;
  --text-dim: #2a3656;
  --muted: #586581;
  --accent: #2862c5;
  --accent-2: #2e9d7e;
  --accent-glow: rgba(40, 98, 197, 0.30);
  --good: #1f8f5f;
  --good-bg: rgba(31, 143, 95, 0.13);
  --warn: #c97a2b;
  --warn-bg: rgba(201, 122, 43, 0.13);
  --bad: #c93838;
  --bad-bg: rgba(201, 56, 56, 0.10);
  --shadow-card: 0 8px 28px rgba(20, 30, 60, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  --shadow-pop:  0 14px 36px rgba(20, 30, 60, 0.18);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 800px at 8% -10%, rgba(106, 164, 255, 0.18), transparent 55%),
    radial-gradient(900px 600px at 95% 0%, rgba(140, 224, 194, 0.12), transparent 55%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  color: var(--text);
  font: 15px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, "Helvetica Neue", Arial;
  min-height: 100vh;
  overflow-x: hidden;
  transition: color .25s, background .25s;
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
code { font: 13px/1.4 ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
button { font: inherit; color: inherit; }

.bg-grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .35;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' seed='3'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.05 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 160px 160px;
  mix-blend-mode: overlay;
}
[data-theme="light"] .bg-grain { opacity: 0; }

.wrap { max-width: 1100px; margin: 28px auto 80px; padding: 0 18px; }

/* ===== icons ===== */
.icon       { width: 18px; height: 18px; flex: 0 0 auto; vertical-align: -3px; display: inline-block; }
.icon-xs    { width: 12px; height: 12px; vertical-align: -1px; }
.icon-lg    { width: 22px; height: 22px; }

/* ===== top bar ===== */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; margin-bottom: 22px; flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 12px; min-width: 0;
  text-decoration: none; color: inherit;
}
.brand img { height: 36px; width: auto; display: block; filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.35)); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-title { font-size: 18px; font-weight: 800; letter-spacing: .2px; }
.brand-sub { font-size: 11px; color: var(--muted); }
.topbar-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ===== glass primitive ===== */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.card { padding: 20px; margin-bottom: 16px; }
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; margin-bottom: 12px; min-height: 28px;
}
.card-actions { display: flex; gap: 6px; }

.kicker {
  font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .8px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 6px;
}
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* ===== HERO ===== */
.hero {
  padding: 26px 26px 22px;
  margin-bottom: 18px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: -1px;
  background: linear-gradient(135deg, rgba(106, 164, 255, .22) 0%, transparent 35%, transparent 70%, rgba(140, 224, 194, .18) 100%);
  border-radius: var(--r-lg); pointer-events: none; mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude; -webkit-mask-composite: xor; padding: 1px;
}
.hero-row {
  display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: start;
}
@media (max-width: 760px) { .hero-row { grid-template-columns: 1fr; } }

.hero-ip { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.ip-line { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ip-text {
  margin: 0; font-size: clamp(30px, 5.5vw, 44px); font-weight: 900; letter-spacing: -0.5px;
  background: linear-gradient(180deg, var(--text) 0%, var(--text-dim) 110%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; text-shadow: 0 2px 24px rgba(106, 164, 255, 0.18);
  word-break: break-all;
}
.ver-badge {
  font-size: 11px; font-weight: 800; letter-spacing: .5px;
  padding: 4px 8px; border-radius: 999px;
  background: var(--accent-bg, rgba(106, 164, 255, .14));
  border: 1px solid var(--accent);
  color: var(--accent);
}
.ptr-line { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ptr-line code { padding: 3px 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; }

.hero-meta {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 10px; min-width: 240px;
}
@media (max-width: 760px) { .hero-meta { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .hero-meta { grid-template-columns: 1fr; } }
.hero-stat {
  display: flex; flex-direction: column; gap: 2px; min-width: 0;
  padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--r);
  background: var(--surface);
}
.hero-stat .hero-val { font-weight: 700; word-break: break-word; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

/* ===== glass buttons ===== */
.glass-btn, .ico-btn, .chip-btn, .btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-weight: 700; cursor: pointer;
  border: 1px solid var(--border-strong); border-radius: 12px;
  background: var(--surface); color: var(--text);
  transition: transform .08s ease, box-shadow .15s, background .15s, border-color .15s;
  backdrop-filter: blur(8px);
}
.glass-btn:hover, .ico-btn:hover, .chip-btn:hover {
  background: var(--surface-2);
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 6px 18px rgba(0, 0, 0, .35);
}
.glass-btn:active, .ico-btn:active, .chip-btn:active, .btn-primary:active { transform: translateY(1px); }
.glass-btn:focus-visible, .ico-btn:focus-visible, .chip-btn:focus-visible, .btn-primary:focus-visible { outline: none; box-shadow: var(--ring); }

.glass-btn { width: 38px; height: 38px; padding: 0; border-radius: 12px; }
.ico-btn   { width: 34px; height: 34px; padding: 0; border-radius: 10px; }
.ico-btn.primary { background: var(--accent); color: #0b1220; border-color: transparent; }
.ico-btn.primary:hover { filter: brightness(1.05); box-shadow: 0 8px 22px var(--accent-glow); }
.ico-btn:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }

.chip-btn { padding: 7px 12px; font-size: 12px; border-radius: 999px; }

.btn-primary {
  background: var(--accent); color: #0b1220; border-color: transparent;
  padding: 10px 18px; border-radius: 12px; font-size: 14px; font-weight: 800;
  box-shadow: 0 8px 22px var(--accent-glow);
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-primary svg { fill: currentColor; }

.copy-mini {
  background: transparent; border: 0; cursor: pointer; padding: 4px;
  color: var(--muted); border-radius: 6px;
}
.copy-mini:hover { color: var(--text); background: var(--surface-2); }

/* ===== tabs (top-level) ===== */
.tabs {
  display: flex; gap: 4px; margin-bottom: 18px; padding: 4px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  backdrop-filter: blur(10px);
  overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.tab {
  background: transparent; color: var(--text-dim); border: none; cursor: pointer;
  padding: 8px 14px; font-weight: 700; border-radius: 10px;
  white-space: nowrap; font-size: 13px;
}
.tab:hover { color: var(--text); background: var(--surface-2); }
.tab.active {
  color: var(--text); background: var(--surface-2);
  box-shadow: inset 0 0 0 1px var(--border-strong);
}
.panel { animation: fadeUp .25s ease-out; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ===== overview grid ===== */
.grid { display: grid; gap: 16px; }
.grid.auto { grid-template-columns: 1fr 1fr 1fr; }
@media (max-width: 980px) { .grid.auto { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid.auto { grid-template-columns: 1fr; } }
.grid > .card { margin-bottom: 0; }

/* ===== Reachability tiles ===== */
.reach-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.reach-tile {
  position: relative; padding: 16px; border-radius: var(--r);
  background: var(--surface); border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 4px;
  transition: border-color .2s, box-shadow .2s, transform .15s;
}
.reach-tile[data-status="ok"]   { border-color: var(--good); box-shadow: 0 0 0 1px var(--good), 0 6px 18px rgba(91, 224, 154, .15); }
.reach-tile[data-status="bad"]  { border-color: var(--bad);  box-shadow: 0 0 0 1px var(--bad),  0 6px 18px rgba(255, 122, 122, .15); }
.reach-tile .reach-name { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .8px; font-weight: 700; }
.reach-tile .reach-status { font-size: 22px; font-weight: 900; }
.reach-tile[data-status="ok"]  .reach-status { color: var(--good); }
.reach-tile[data-status="bad"] .reach-status { color: var(--bad); }
.reach-tile .reach-bar {
  height: 3px; border-radius: 999px; margin-top: 6px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: .6;
}

/* ===== RTT card ===== */
.rtt-now { font-size: 30px; font-weight: 900; letter-spacing: -0.5px; margin-bottom: 6px; }
.stat-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.stat {
  display: inline-flex; gap: 6px; align-items: baseline;
  padding: 5px 10px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  font-size: 12px;
}
.stat-k { color: var(--muted); }
.stat-v { font-weight: 800; }
.sparkline {
  width: 100%; height: 64px; border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface);
}

/* ===== Bandwidth card ===== */
.bw-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.bw-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--muted); font-weight: 700;
  min-width: 100px;
}
.bw-result { margin-top: 6px; min-height: 18px; }

/* ===== Diagnostics ===== */
.tool-bar {
  display: flex; gap: 6px; padding: 6px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  margin-bottom: 12px; overflow-x: auto; -webkit-overflow-scrolling: touch;
  backdrop-filter: blur(10px);
}
.tool-pill {
  background: transparent; color: var(--text-dim); border: 0; cursor: pointer;
  padding: 8px 14px; border-radius: 10px; font-weight: 700; font-size: 13px;
  white-space: nowrap;
}
.tool-pill:hover { color: var(--text); background: var(--surface-2); }
.tool-pill.active {
  color: var(--text); background: var(--surface-2);
  box-shadow: inset 0 0 0 1px var(--border-strong);
}

.diag-card { padding: 22px; }
.diag-form { display: flex; flex-direction: column; gap: 12px; margin-bottom: 12px; }
.diag-form .field { display: flex; flex-direction: column; gap: 6px; }
.diag-form .field-row { display: flex; gap: 10px; flex-wrap: wrap; }
.diag-form .field-row .field { flex: 1; }
.diag-form .field.flex { flex: 1; min-width: 200px; }
.diag-form input[type="text"], .diag-form input[type="number"] {
  background: var(--surface); border: 1px solid var(--border-strong); color: var(--text);
  border-radius: 10px; padding: 10px 12px; font: inherit; min-width: 0;
}
.diag-form input:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); }

.type-toggles { display: flex; gap: 6px; flex-wrap: wrap; }
.type-toggle { position: relative; cursor: pointer; }
.type-toggle input { position: absolute; opacity: 0; pointer-events: none; }
.type-toggle span {
  display: inline-block; padding: 5px 11px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border-strong);
  font-size: 12px; font-weight: 700; color: var(--muted);
  transition: background .15s, color .15s, border-color .15s;
}
.type-toggle input:checked + span { background: var(--accent); color: #0b1220; border-color: transparent; }

/* ===== diag results (visual renderers) ===== */
.diag-result { margin-top: 16px; }
.diag-result:empty { display: none; }
.diag-loading {
  display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px;
  padding: 14px;
}
.diag-loading::after {
  content: ""; width: 14px; height: 14px;
  border: 2px solid var(--border-strong); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.verdict-banner {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 12px;
  font-weight: 700; margin-bottom: 14px;
  border: 1px solid var(--border);
}
.verdict-banner svg { width: 20px; height: 20px; flex: 0 0 auto; }
.verdict-pass { background: var(--good-bg); color: var(--good); border-color: var(--good); }
.verdict-warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.verdict-fail { background: var(--bad-bg);  color: var(--bad);  border-color: var(--bad); }
.verdict-info { background: var(--surface); color: var(--text); }

.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 700;
  background: var(--surface); border: 1px solid var(--border-strong); color: var(--text-dim);
  white-space: nowrap;
}
.pill svg { width: 12px; height: 12px; }
.pill-pass { background: var(--good-bg); color: var(--good); border-color: var(--good); }
.pill-warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.pill-fail { background: var(--bad-bg);  color: var(--bad);  border-color: var(--bad); }
.pill-info { background: rgba(106, 164, 255, .14); color: var(--accent); border-color: var(--accent); }

.pill-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pill-row + .pill-row { margin-top: 8px; }

.kv-grid {
  display: grid; grid-template-columns: max-content 1fr; gap: 8px 14px;
  margin: 12px 0;
}
.kv-grid dt { color: var(--muted); font-size: 12px; }
.kv-grid dd { margin: 0; word-break: break-word; }

.section-head { display: flex; align-items: center; gap: 8px; margin: 14px 0 8px; }
.section-head .kicker { margin: 0; }

.record-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.record-list li {
  padding: 8px 12px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
  font: 12px/1.45 ui-monospace, Menlo, Consolas, monospace;
  word-break: break-all;
  display: flex; align-items: center; gap: 8px;
}
.record-list li .copy-mini { margin-left: auto; }

.type-badge {
  display: inline-block; min-width: 48px; text-align: center;
  padding: 2px 8px; border-radius: 6px;
  font-size: 11px; font-weight: 800; letter-spacing: .5px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
}
.type-badge.t-A     { color: #6aa4ff; border-color: #6aa4ff; }
.type-badge.t-AAAA  { color: #8ce0c2; border-color: #8ce0c2; }
.type-badge.t-MX    { color: #ffb86b; border-color: #ffb86b; }
.type-badge.t-NS    { color: #c98cff; border-color: #c98cff; }
.type-badge.t-TXT   { color: #ff7a7a; border-color: #ff7a7a; }
.type-badge.t-CNAME { color: #79e29a; border-color: #79e29a; }
.type-badge.t-SOA   { color: #f0d36b; border-color: #f0d36b; }
.type-badge.t-CAA   { color: #ff90c8; border-color: #ff90c8; }
.type-badge.t-SRV   { color: #6acdff; border-color: #6acdff; }

.empty-state {
  padding: 22px; text-align: center; color: var(--muted);
  border: 1px dashed var(--border-strong); border-radius: 12px;
}

.port-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}
.port-tile {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
}
.port-tile .port-num { font-weight: 800; font-size: 14px; }
.port-tile .port-name { font-size: 11px; color: var(--muted); }
.port-tile .port-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.port-tile[data-state="open"]   { border-color: var(--good); }
.port-tile[data-state="open"]   .port-dot { background: var(--good); box-shadow: 0 0 0 3px rgba(91, 224, 154, .25); }
.port-tile[data-state="closed"] .port-dot { background: var(--bad); }

/* ===== API tab ===== */
.api-grid { display: flex; flex-direction: column; gap: 8px; }
.api-row {
  display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center;
  padding: 8px 10px; border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
}
.api-cmd { font-size: 12px; word-break: break-all; }
.api-desc { font-size: 12px; }

/* ===== log ===== */
.log {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 12px; max-height: 360px; overflow: auto; white-space: pre;
  font: 12px/1.5 ui-monospace, Menlo, Consolas, monospace; color: var(--text-dim);
  margin: 0;
}

/* ===== footer ===== */
footer { margin-top: 26px; color: var(--text-dim); }
footer a { color: var(--accent); }

/* ===== toast ===== */
#toast-host {
  position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%);
  display: flex; flex-direction: column; gap: 8px; align-items: center;
  z-index: 100; pointer-events: none;
}
.toast {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); color: var(--text); border: 1px solid var(--border-strong);
  border-radius: 12px; padding: 10px 14px;
  box-shadow: var(--shadow-pop);
  font-weight: 700; font-size: 13px;
  backdrop-filter: blur(14px);
  animation: toastIn .15s ease-out, toastOut .25s ease-in 1.7s forwards;
}
.toast svg { width: 16px; height: 16px; }
.toast.ok    { border-color: var(--good); color: var(--good); }
.toast.error { border-color: var(--bad);  color: var(--bad); }
@keyframes toastIn  { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(8px); } }

/* ===== QR dialog ===== */
.qr-dialog {
  position: relative; padding: 18px 20px 22px; max-width: 320px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border-strong); border-radius: 16px;
}
.qr-dialog::backdrop { background: rgba(0, 0, 0, .55); backdrop-filter: blur(4px); }
.qr-dialog h3 { margin: 0 0 12px; }
.qr-dialog canvas { display: block; margin: 4px auto 8px; image-rendering: pixelated; background: #fff; border-radius: 10px; }
.dialog-close {
  position: absolute; top: 8px; right: 8px;
  width: 30px; height: 30px; border: 0; background: transparent; color: var(--muted);
  border-radius: 8px; cursor: pointer;
}
.dialog-close:hover { background: var(--surface-2); color: var(--text); }

/* ===== mobile tuning ===== */
@media (max-width: 640px) {
  .wrap { padding: 0 14px; margin: 18px auto 60px; }
  .topbar { gap: 10px; }
  .topbar-actions .chip-btn { padding: 6px 10px; }
  .ip-text { font-size: 30px; }
  .reach-grid { grid-template-columns: 1fr; }
  .api-row { grid-template-columns: 1fr; }
  .api-row .copy-mini { justify-self: end; }
}