:root {
  color-scheme: light;
  --navy: #0f2540;
  --navy-2: #16375e;
  --navy-3: #1e4976;
  --orange: #ea580c;
  --orange-hover: #c2410c;
  --orange-light: #fff2e8;
  --bg: #f5f7fa;
  --card: #ffffff;
  --border: #e3e8ef;
  --text: #16202b;
  --muted: #64748b;
  --danger: #b3413a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 15px;
}

/* ---- Auth pages (login/signup) ---- */

body.auth {
  padding-block: 40px;
  padding-inline: 20px;
}

.wrap {
  max-width: 440px;
  margin: 0 auto;
}

.wrap h1 {
  font-size: 22px;
  margin-bottom: 4px;
}

.wrap .sub {
  color: var(--muted);
  margin-bottom: 28px;
  font-size: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  font-weight: 700;
  font-size: 15px;
  color: var(--navy);
}

.brand .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--navy-3));
  flex-shrink: 0;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 20px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  margin-top: 16px;
  color: var(--text);
}

label:first-of-type { margin-top: 0; }

input, select {
  width: 100%;
  padding: 10px 11px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 14px;
  background: #fff;
  color: var(--text);
}

input:focus, select:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px var(--orange-light);
}

button {
  background: var(--orange);
  color: white;
  border: none;
  border-radius: 7px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 20px;
}

button:hover { background: var(--orange-hover); }

button.secondary {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--border);
}

button.secondary:hover { background: var(--orange-light); border-color: var(--orange); }

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 4px 10px;
  font-size: 12px;
  margin: 0;
}

button.danger:hover { background: #fdecea; }

.error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 10px;
  min-height: 1em;
}

.note {
  color: var(--muted);
  font-size: 13px;
  margin-top: 10px;
  line-height: 1.5;
}

a { color: var(--orange); }

/* ---- Dashboard shell ---- */

.shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--navy), var(--navy-2) 60%, var(--navy-3));
  color: #fff;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
}

.sidebar .brand {
  color: #fff;
  padding: 8px 10px 20px;
  font-size: 16px;
}

.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.sidebar nav button {
  all: unset;
  cursor: pointer;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar nav button:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.sidebar nav button.active {
  background: var(--orange);
  color: #fff;
}

.sidebar .icon {
  width: 18px;
  text-align: center;
  font-size: 15px;
}

.sidebar .footer {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 14px;
  margin-top: 14px;
}

.sidebar .footer .who {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  padding: 0 10px 10px;
  word-break: break-all;
}

.sidebar .footer button {
  all: unset;
  cursor: pointer;
  width: 100%;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: rgba(255,255,255,0.1);
  text-align: left;
}

.sidebar .footer button:hover { background: rgba(255,255,255,0.18); }

.main {
  flex: 1;
  min-width: 0;
  padding: 32px 40px;
}

.main h1 {
  font-size: 22px;
  margin: 0 0 4px;
}

.main .sub {
  color: var(--muted);
  margin-bottom: 24px;
  font-size: 14px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 26px;
  max-width: 720px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 14px;
}

th, td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
}

th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .02em; }

.row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.row > div { flex: 1; min-width: 130px; }

.badge {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange-hover);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 600;
}

[hidden] { display: none !important; }

/* ---- Responsive: sidebar becomes a top bar ---- */

@media (max-width: 760px) {
  .shell { flex-direction: column; }
  .sidebar {
    width: auto;
    flex-direction: row;
    align-items: center;
    padding: 12px 16px;
    gap: 8px;
  }
  .sidebar .brand { padding: 0 10px 0 0; margin: 0; }
  .sidebar nav { flex-direction: row; flex-wrap: wrap; flex: 1; }
  .sidebar .footer {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
  }
  .sidebar .footer .who { display: none; }
  .sidebar .footer button { width: auto; white-space: nowrap; }
  .main { padding: 20px 16px; }
}