/* homedata shared base styles. Theme-aware (light/dark). No build step. */
:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: rgba(128, 128, 128, 0.28);
  --card: #ffffff;
  --accent: #2563eb;
  --hover: rgba(37, 99, 235, 0.07);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #e6e6e6;
    --muted: #9aa1ac;
    --border: rgba(180, 180, 180, 0.22);
    --card: #161922;
    --accent: #6ea8fe;
    --hover: rgba(110, 168, 254, 0.10);
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.hd-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg); z-index: 10;
}
.hd-logo {
  font-weight: 700; font-size: 1.15rem; color: var(--fg);
  display: inline-flex; align-items: center; gap: 0.45rem;
}
.hd-logo:hover { text-decoration: none; }
.hd-logo .mark { font-size: 1.15rem; }
.hd-user { font-size: 0.9rem; color: var(--muted); }
.hd-user a { margin-left: 0.35rem; }

/* Layout */
.hd-main { max-width: 900px; margin: 0 auto; padding: 1.5rem 1.25rem; }
.hd-title { font-size: 1.35rem; margin: 0 0 0.25rem; }
.hd-sub { color: var(--muted); font-size: 0.92rem; margin: 0 0 1.25rem; }

/* Cards */
.hd-card {
  border: 1px solid var(--border); border-radius: 10px;
  padding: 1rem 1.15rem; margin-top: 1rem; background: var(--card);
}

/* Link list (landing page) */
.hd-links { list-style: none; margin: 0; padding: 0; }
.hd-links li { margin: 0; }
.hd-links a {
  display: flex; flex-direction: column; gap: 0.15rem;
  padding: 0.85rem 1rem; border: 1px solid var(--border);
  border-radius: 10px; margin-top: 0.6rem; color: var(--fg);
}
.hd-links a:hover { text-decoration: none; background: var(--hover); border-color: var(--accent); }
.hd-links .name { font-weight: 600; }
.hd-links .desc { color: var(--muted); font-size: 0.88rem; }

/* Tables */
.hd-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.hd-table th, .hd-table td {
  text-align: left; padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
}
.hd-table th { color: var(--muted); font-weight: 600; }
.hd-table td.val { font-variant-numeric: tabular-nums; font-family: ui-monospace, monospace; }
.hd-table td.err { color: #dc2626; }

/* Bits */
.hd-btn {
  border: 1px solid var(--border); background: transparent; color: inherit;
  border-radius: 8px; padding: 0.4rem 0.75rem; cursor: pointer; font-size: 0.9rem;
}
.hd-btn:hover { background: var(--hover); }
.hd-row { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.hd-muted { color: var(--muted); font-size: 0.85rem; }
.hd-err { color: #dc2626; font-size: 0.9rem; }
.hd-scroll { overflow-x: auto; }

/* Fast hover help — put the text in data-tip="…" on a .help element. Appears
   immediately (unlike the native title tooltip, which has a ~1s delay). */
.help { border-bottom: 1px dotted currentColor; cursor: help; position: relative; }
.help[data-tip]:hover::after {
  content: attr(data-tip);
  position: absolute; left: 0; top: 100%; margin-top: 4px; z-index: 30;
  background: var(--fg); color: var(--bg);
  padding: 0.4rem 0.55rem; border-radius: 6px;
  font-size: 0.78rem; font-weight: 400; line-height: 1.35;
  width: max-content; max-width: 320px; white-space: normal;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Top navigation (mega-menu) — injected by app.js into every .hd-header */
.hd-topnav { display: flex; align-items: center; gap: 0.15rem; margin-right: auto; margin-left: 1rem; }
.hd-navitem { position: relative; }
.hd-navbtn {
  display: inline-flex; align-items: center; gap: 0.3rem;
  background: none; border: 0; color: var(--fg); font: inherit; font-size: 0.95rem;
  font-weight: 500; padding: 0.4rem 0.6rem; border-radius: 8px; cursor: pointer;
}
.hd-navbtn:hover, .hd-navitem.open > .hd-navbtn { background: var(--hover); }
.hd-navbtn .caret { font-size: 0.7rem; color: var(--muted); }
.hd-mega {
  position: absolute; top: calc(100% + 0.4rem); left: 0; display: none; z-index: 30;
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 0.7rem; box-shadow: 0 14px 34px rgba(0, 0, 0, 0.2); min-width: min(92vw, 34rem);
}
/* transparent bridge over the button↔panel gap so hover isn't lost on the way down */
.hd-mega::before { content: ""; position: absolute; left: 0; right: 0; top: -0.5rem; height: 0.5rem; }
.hd-navitem:hover .hd-mega, .hd-navitem.open .hd-mega { display: block; }
.hd-mega-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(13.5rem, 1fr)); gap: 0.25rem; }
.hd-mega a { display: flex; flex-direction: column; gap: 0.08rem; padding: 0.5rem 0.65rem; border-radius: 9px; color: var(--fg); }
.hd-mega a:hover { background: var(--hover); text-decoration: none; }
.hd-mega .mt { font-weight: 600; font-size: 0.9rem; }
.hd-mega .md { color: var(--muted); font-size: 0.8rem; line-height: 1.25; }
@media (max-width: 720px) {
  .hd-topnav { gap: 0; margin-left: 0.25rem; }
  .hd-navbtn { padding: 0.35rem 0.4rem; font-size: 0.9rem; }
  .hd-mega { position: fixed; left: 0.5rem; right: 0.5rem; min-width: 0; }
}