/* Cardano Uptime — status page styles. Vanilla CSS, light/dark, responsive. */

:root {
  --bg: #f5f7fb;
  --bg-elev: #ffffff;
  --border: #e3e8f0;
  --border-strong: #d3dae6;
  --text: #0e1626;
  --muted: #5c6879;
  --accent: #2f6fed;
  --accent-ink: #ffffff;
  --ok: #17b26a;
  --ok-bg: #e7f7ee;
  --warn: #f79009;
  --warn-bg: #fdf1e0;
  --down: #f04438;
  --down-bg: #fdeceb;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .04);
  --radius: 14px;
  --maxw: 900px;
}
:root[data-theme="dark"], :root:not([data-theme="light"]) {
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0f17;
    --bg-elev: #131a24;
    --border: #232c3b;
    --border-strong: #2c3648;
    --text: #e6edf3;
    --muted: #8b98a9;
    --accent: #4c86f4;
    --ok: #2bd47f;
    --ok-bg: #10231a;
    --warn: #fbb14b;
    --warn-bg: #2a1f10;
    --down: #ff6b5e;
    --down-bg: #2a1513;
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0f17;
  --bg-elev: #131a24;
  --border: #232c3b;
  --border-strong: #2c3648;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #4c86f4;
  --ok: #2bd47f;
  --ok-bg: #10231a;
  --warn: #fbb14b;
  --warn-bg: #2a1f10;
  --down: #ff6b5e;
  --down-bg: #2a1513;
  --shadow: none;
}
:root[data-theme="light"] { color-scheme: light; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--accent); color: #fff; padding: 8px 12px; border-radius: 0 0 8px 0; z-index: 10; }
.skip-link:focus { left: 0; }

/* Header */
.site-header { border-bottom: 1px solid var(--border); background: var(--bg-elev); position: sticky; top: 0; z-index: 5; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; }
.brand:hover { text-decoration: none; }
.brand img { border-radius: 8px; }
.brand-name { font-size: 1.05rem; letter-spacing: -.01em; }
.header-actions { display: flex; align-items: center; gap: 8px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 36px; padding: 0 14px; border-radius: 9px; font-size: .88rem; font-weight: 600; border: 1px solid transparent; cursor: pointer; white-space: nowrap; }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { text-decoration: none; filter: brightness(1.05); }
.btn-ghost { background: transparent; color: var(--muted); border-color: var(--border-strong); }
.btn-ghost:hover { text-decoration: none; color: var(--text); border-color: var(--muted); }
.btn-icon { width: 36px; padding: 0; background: transparent; border-color: var(--border-strong); color: var(--text); }
.theme-icon::before { content: "🌙"; font-size: 1rem; }
:root[data-theme="dark"] .theme-icon::before { content: "☀️"; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .theme-icon::before { content: "☀️"; } }

/* Overall banner */
.overall { display: flex; align-items: center; gap: 18px; margin: 28px 0; padding: 22px 24px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--bg-elev); box-shadow: var(--shadow); }
.overall-dot { width: 16px; height: 16px; border-radius: 50%; flex: 0 0 auto; background: var(--muted); box-shadow: 0 0 0 5px color-mix(in srgb, var(--muted) 22%, transparent); }
.overall-text { flex: 1 1 auto; min-width: 0; }
.overall-text h1 { margin: 0; font-size: 1.35rem; letter-spacing: -.01em; }
.overall-text p { margin: 4px 0 0; }
.overall-meta { text-align: right; flex: 0 0 auto; }
.overall.is-operational { background: var(--ok-bg); border-color: color-mix(in srgb, var(--ok) 35%, var(--border)); }
.overall.is-operational .overall-dot { background: var(--ok); box-shadow: 0 0 0 5px color-mix(in srgb, var(--ok) 22%, transparent); }
.overall.is-degraded { background: var(--warn-bg); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }
.overall.is-degraded .overall-dot { background: var(--warn); box-shadow: 0 0 0 5px color-mix(in srgb, var(--warn) 22%, transparent); }
.overall.is-down { background: var(--down-bg); border-color: color-mix(in srgb, var(--down) 45%, var(--border)); }
.overall.is-down .overall-dot { background: var(--down); box-shadow: 0 0 0 5px color-mix(in srgb, var(--down) 22%, transparent); }

/* Panels */
.panel { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; margin: 20px 0; box-shadow: var(--shadow); }
.panel-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.panel-head h2 { margin: 0; font-size: 1.05rem; }

/* Components */
.components { display: flex; flex-direction: column; }
.component { padding: 16px 0; border-top: 1px solid var(--border); }
.component:first-child { border-top: 0; }
.component-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.component-name { font-weight: 600; }
.component-sub { margin: 2px 0 0; }
.pill { display: inline-flex; align-items: center; gap: 7px; font-size: .82rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; }
.pill::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.pill.operational { color: var(--ok); background: var(--ok-bg); }
.pill.degraded { color: var(--warn); background: var(--warn-bg); }
.pill.down { color: var(--down); background: var(--down-bg); }

/* 90-day uptime bar strip */
.bars { display: flex; gap: 2px; margin-top: 12px; height: 34px; align-items: stretch; }
.bar { flex: 1 1 0; min-width: 0; border-radius: 2px; background: var(--border-strong); transition: opacity .15s; }
.bar.op { background: var(--ok); }
.bar.dg { background: var(--warn); }
.bar.dn { background: var(--down); }
.bar.empty { background: color-mix(in srgb, var(--border-strong) 60%, transparent); }
.bars-legend { display: flex; justify-content: space-between; margin-top: 6px; }

/* Tiles */
.tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (min-width: 720px) { .tiles { grid-template-columns: repeat(3, 1fr); } }
.tile { border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; background: var(--bg); }
.tile h3 { margin: 0 0 8px; font-size: .82rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.tile-big { font-size: 1.9rem; font-weight: 800; letter-spacing: -.02em; line-height: 1.1; }
.tile-unit { font-size: .95rem; font-weight: 600; color: var(--muted); margin-left: 4px; }
.tile-kv { font-size: 1.4rem; font-weight: 800; letter-spacing: -.02em; }
.tile-wide { grid-column: 1 / -1; }
@media (min-width: 720px) { .tile-wide { grid-column: auto / span 3; } }

.totals { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 20px; }
@media (min-width: 720px) { .totals { grid-template-columns: repeat(4, 1fr); } }
.totals > div { display: flex; flex-direction: column; }
.totals strong { font-size: 1.15rem; letter-spacing: -.01em; }

/* Epoch ring */
.epoch { display: flex; align-items: center; gap: 14px; }
.ring { width: 72px; height: 72px; flex: 0 0 auto; transform: rotate(-90deg); }
.ring-track { fill: none; stroke: var(--border-strong); stroke-width: 10; }
.ring-fill { fill: none; stroke: var(--accent); stroke-width: 10; stroke-linecap: round; transition: stroke-dashoffset .6s ease; }
.epoch-text { display: flex; flex-direction: column; }
.epoch-text strong { font-size: 1.5rem; letter-spacing: -.02em; }
@media (prefers-reduced-motion: reduce) { .ring-fill { transition: none; } }

/* Incidents */
.incidents { display: flex; flex-direction: column; gap: 12px; }
.incident { border: 1px solid var(--border); border-left-width: 4px; border-radius: 10px; padding: 12px 14px; }
.incident.down { border-left-color: var(--down); }
.incident.degraded { border-left-color: var(--warn); }
.incident.resolved { border-left-color: var(--ok); }
.incident-title { font-weight: 600; margin: 0; }
.incident-meta { margin: 4px 0 0; }
.incident-badge { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; padding: 2px 8px; border-radius: 6px; margin-right: 8px; }
.incident-badge.resolved { color: var(--ok); background: var(--ok-bg); }
.incident-badge.down { color: var(--down); background: var(--down-bg); }
.incident-badge.degraded { color: var(--warn); background: var(--warn-bg); }
.no-incidents { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.no-incidents::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--ok); }

/* Delegation CTA */
.promo { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  background: linear-gradient(105deg, color-mix(in srgb, var(--accent) 10%, var(--bg-elev)), var(--bg-elev) 70%); }
.promo-body { flex: 1 1 320px; min-width: 0; }
.promo-tag { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em;
  color: var(--accent); margin-bottom: 6px; }
.promo h2 { margin: 0 0 6px; font-size: 1.2rem; }
.promo-ticker { color: var(--accent); }
.promo p { margin: 0; }
.promo-btn { flex: 0 0 auto; height: 44px; padding: 0 22px; font-size: .95rem; }

/* About */
.about { margin: 8px 0 32px; }
.about p { margin: 0; }

/* Skeletons */
.skeleton-row { height: 58px; border-radius: 10px; margin: 8px 0; background: linear-gradient(90deg, var(--border) 25%, var(--border-strong) 37%, var(--border) 63%); background-size: 400% 100%; animation: sk 1.4s ease infinite; }
@keyframes sk { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
@media (prefers-reduced-motion: reduce) { .skeleton-row { animation: none; } }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 20px; padding: 24px 0; color: var(--muted); font-size: .85rem; text-align: center; }
.site-footer p { margin: 2px 0; }

@media (max-width: 560px) {
  .brand-name { display: none; }
  .overall { flex-wrap: wrap; }
  .overall-meta { text-align: left; width: 100%; }
}