/* SCFC Monitor — design system
   Palette (UI/UX Pro Max, healthcare): calm cyan #0891B2 + health green #059669.
   Semantic tokens mapped per theme; light + dark both AA. */

:root {
  --font-sans: "Fira Sans", "Noto Sans Thai", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Fira Code", ui-monospace, "SFMono-Regular", monospace;

  --radius: 10px;
  --radius-sm: 7px;
  --space: 8px;
  --ring-w: 2px;
  --dur: 180ms;
  --ease: cubic-bezier(0.2, 0, 0, 1);

  --sidebar-w: 256px;
  --topbar-h: 56px;
}

/* ---- Light theme ---- */
:root[data-theme="light"] {
  --bg: #eaf2f5;
  --surface: #ffffff;
  --surface-2: #f2f8fa;
  --surface-3: #e6f0f4;
  --text: #0f2e38;
  --text-muted: #52707b;
  --border: #d3e3ea;
  --border-strong: #b9d2dc;
  --primary: #0e7490;
  --primary-hover: #0891b2;
  --primary-fg: #ffffff;
  --primary-soft: #e0f5fb;
  --accent: #059669;
  --danger: #dc2626;
  --danger-fg: #ffffff;
  --warn: #b45309;
  --ring: #0891b2;
  --scrim: rgba(8, 30, 38, 0.45);
  --shadow: 0 1px 2px rgba(15, 46, 56, 0.06), 0 4px 16px rgba(15, 46, 56, 0.06);
}

/* ---- Dark theme (OLED-friendly deep teal) ---- */
:root[data-theme="dark"] {
  --bg: #0a1418;
  --surface: #0f1e24;
  --surface-2: #13262e;
  --surface-3: #1a323c;
  --text: #e7f1f4;
  --text-muted: #8fa9b3;
  --border: #1f3a44;
  --border-strong: #2b4d59;
  --primary: #22d3ee;
  --primary-hover: #67e8f9;
  --primary-fg: #04222a;
  --primary-soft: #10303a;
  --accent: #10b981;
  --danger: #f87171;
  --danger-fg: #1a0b0b;
  --warn: #fbbf24;
  --ring: #22d3ee;
  --scrim: rgba(0, 0, 0, 0.6);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 6px 20px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.muted { color: var(--text-muted); }
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.01em; }

/* Accessible focus for keyboard users */
:focus-visible {
  outline: var(--ring-w) solid var(--ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---- Login ---- */
.center { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px; }
.card {
  width: 100%; max-width: 380px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; display: flex; flex-direction: column; gap: 16px;
  box-shadow: var(--shadow);
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card h1 { margin: 0; font-size: 22px; display: flex; align-items: center; gap: 10px; }
.brand-mark { color: var(--primary); display: inline-flex; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-muted); font-weight: 500; }
input, select {
  padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong); background: var(--surface);
  color: var(--text); font-size: 15px; font-family: inherit;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  min-height: 42px;
}
input::placeholder { color: var(--text-muted); opacity: 0.7; }
input:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.error { color: var(--danger); font-size: 13px; min-height: 18px; margin: 0; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 15px; min-height: 42px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  font-size: 14px; font-weight: 500; font-family: inherit; cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn:hover { background: var(--surface-3); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-fg); }
.btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn.primary:disabled { opacity: 0.55; cursor: default; transform: none; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--text-muted); }
.btn.ghost:hover { background: var(--surface-3); color: var(--text); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: var(--danger-fg); }
.btn.danger:hover { filter: brightness(1.05); }
.btn.sm { min-height: 34px; padding: 5px 11px; font-size: 13px; }
.btn svg { width: 16px; height: 16px; }

.icon-btn {
  width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); background: transparent; color: var(--text-muted);
  border-radius: var(--radius-sm); cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.icon-btn:hover { background: var(--surface-3); color: var(--text); }
.icon-btn svg { width: 20px; height: 20px; }

/* ---- App layout ---- */
.layout { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; transition: grid-template-columns var(--dur) var(--ease); }
.layout.collapsed { grid-template-columns: 0 1fr; }

.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 14px 0 24px; overflow-x: hidden; overflow-y: auto; min-width: 0; }
.brand { display: flex; align-items: center; gap: 10px; padding: 6px 18px 16px; font-weight: 700; font-size: 17px; white-space: nowrap; }
.brand .brand-mark svg { width: 22px; height: 22px; }
.nav-group { color: var(--text-muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.9px; font-weight: 600; padding: 16px 20px 6px; white-space: nowrap; }
.nav {
  display: flex; align-items: center; gap: 11px; margin: 1px 8px; padding: 9px 12px;
  font-size: 14px; color: var(--text-muted); border-radius: var(--radius-sm);
  white-space: nowrap; cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav svg { width: 18px; height: 18px; flex: 0 0 auto; }
.nav:hover { background: var(--surface-3); color: var(--text); }
.nav.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
:root[data-theme="dark"] .nav.active { color: var(--primary); }
.nav .tag { margin-left: auto; font-size: 11px; color: var(--text-muted); font-weight: 400; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: var(--topbar-h); display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.topbar-left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.crumb { font-weight: 600; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.userbox { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-muted); }
.userbox .who { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 40vw; }
.role-badge { background: var(--surface-3); color: var(--text-muted); padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }

.content { flex: 1; min-height: 0; overflow: auto; }
.content.dash { overflow: hidden; }

/* ---- Dashboard viz (native-size scaled to fit) ---- */
.viz { position: relative; width: 100%; height: 100%; overflow: hidden; background: var(--bg); }
#vizWrap { position: absolute; top: 0; left: 0; transform-origin: top left; }
#vizWrap tableau-viz { display: block; }
.status { padding: 24px; }
.status.error { color: var(--danger); }
.spinner { width: 22px; height: 22px; border: 2px solid var(--border-strong); border-top-color: var(--primary); border-radius: 50%; display: inline-block; animation: spin 0.7s linear infinite; vertical-align: -5px; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Admin pages ---- */
.page-head { padding: 20px 22px 4px; }
.page-head h2 { margin: 0; font-size: 20px; }
.page-head p { margin: 6px 0 0; }
.notice { margin: 10px 22px; min-height: 18px; font-size: 13px; }
.notice.ok { color: var(--accent); }
.notice.err { color: var(--danger); }
.card2 { margin: 8px 22px 18px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.card2 h3 { margin: 0 0 12px; font-size: 13px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.row-form, .grid-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.row-form input, .row-form select { min-width: 150px; }
.grid-form .wide { flex: 1 1 360px; min-width: 260px; }
.chk { flex-direction: row; align-items: center; gap: 7px; color: var(--text); cursor: pointer; }

table.grid { width: calc(100% - 44px); margin: 0 22px 32px; border-collapse: collapse; font-size: 13.5px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
table.grid th, table.grid td { border-bottom: 1px solid var(--border); padding: 10px 12px; text-align: left; vertical-align: middle; }
table.grid tr:last-child td { border-bottom: none; }
table.grid th { color: var(--text-muted); font-weight: 600; background: var(--surface-2); font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; position: sticky; top: 0; }
table.grid tbody tr:hover { background: var(--surface-2); }
table.grid td.num, .tnum { font-variant-numeric: tabular-nums; font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); white-space: nowrap; }
table.grid td.nowrap, .nowrap { white-space: nowrap; }
input.mini { padding: 6px 9px; font-size: 13px; width: 100%; min-height: 34px; }

.matrix-wrap { overflow-x: auto; padding-bottom: 24px; }
table.matrix th, table.matrix td { text-align: center; white-space: nowrap; }
table.matrix .rowhead { text-align: left; font-weight: 500; }
table.matrix .rowhead { display: flex; align-items: center; gap: 8px; }
table.matrix .rowhead svg { width: 16px; height: 16px; color: var(--text-muted); flex: 0 0 auto; }
table.matrix small { color: var(--text-muted); }

input[type="checkbox"] { width: 17px; height: 17px; accent-color: var(--primary); cursor: pointer; }
.pill { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill.yes { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }
.pill.no { background: var(--surface-3); color: var(--text-muted); }
.pill svg { width: 13px; height: 13px; }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  :root { --sidebar-w: 220px; }
  .layout:not(.collapsed) .sidebar { position: fixed; inset: var(--topbar-h) auto 0 0; z-index: 20; height: calc(100vh - var(--topbar-h)); box-shadow: var(--shadow); }
  .layout { grid-template-columns: 0 1fr; }
  .userbox .who { max-width: 30vw; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation-duration: 0.001ms !important; }
}