/* BetaThink palette: academic white, navy blue and gold. */
:root {
  --bg: #f7f8fb;
  --card: #ffffff;
  --text: #14213d;
  --muted: #5b6478;
  --border: #e3e7ef;
  --accent: #0b2d5b;        /* navy */
  --accent-text: #ffffff;
  --gold: #b8902f;
  --gold-soft: #f6efdc;
  --navy-deep: #071d3d;
  --error: #b42318;
  --live: #1f7a3d;
  --external: #9a6b00;
  --offline: #7a8296;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--accent); }

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}
.brand { font-family: var(--serif); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; color: var(--accent); text-decoration: none; }
.brand span { color: var(--gold); }

main { max-width: 1040px; margin: 0 auto; padding: 40px 16px; }

/* ---------- sign in page ---------- */
.auth-wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; min-height: 70vh; }
.auth-wrap h1 { font-size: 44px; line-height: 1.1; letter-spacing: -0.03em; margin: 0 0 16px; }
.auth-wrap p.lead { color: var(--muted); font-size: 18px; margin: 0; }
@media (max-width: 760px) {
  .auth-wrap { grid-template-columns: 1fr; gap: 24px; min-height: 0; }
  .auth-wrap h1 { font-size: 32px; }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.tabs { display: flex; gap: 4px; margin-bottom: 20px; }
.tabs button {
  flex: 1; padding: 8px; border: 1px solid var(--border); background: transparent;
  color: var(--muted); border-radius: 8px; font: inherit; cursor: pointer;
}
.tabs button.active { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }

label { display: block; font-size: 14px; color: var(--muted); margin: 12px 0 4px; }
input {
  width: 100%; padding: 10px 12px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
}
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.btn {
  display: inline-block; padding: 10px 16px; font: inherit; font-weight: 600;
  background: var(--accent); color: var(--accent-text); border: 0; border-radius: 8px; cursor: pointer;
  text-decoration: none;
}
.btn.full { width: 100%; margin-top: 20px; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); font-weight: 500; }
.error { color: var(--error); font-size: 14px; min-height: 20px; margin-top: 12px; }
.hidden { display: none; }

/* ---------- dashboard ---------- */
.greeting h1 { margin: 0 0 4px; font-size: 28px; letter-spacing: -0.02em; }
.greeting p { margin: 0 0 32px; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.tool { display: flex; flex-direction: column; gap: 8px; text-decoration: none; color: var(--text); transition: border-color 0.15s; }
.tool:hover { border-color: var(--accent); }
.tool .icon { font-size: 28px; }
.tool h2 { margin: 0; font-size: 18px; }
.tool p { margin: 0; color: var(--muted); font-size: 14px; flex: 1; }
.badge { font-size: 12px; font-weight: 600; }
.badge.live { color: var(--live); }
.badge.external { color: var(--external); }
.badge.offline { color: var(--offline); }
.user { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 14px; }
.tool.disabled { opacity: 0.55; }
.tool.disabled:hover { border-color: var(--border); }
#empty { color: var(--muted); }

/* ---------- admin ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; }
th.app, td.app { text-align: center; }
td .sub { color: var(--muted); font-size: 12px; }
input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer; }
.search { max-width: 320px; margin-bottom: 16px; }