/* SATS auto-booker — dark pine + orange */

:root {
  --bg:        #0e1512;
  --bg-elev:   #151e1a;
  --bg-nav:    #0a110e;
  --border:    #1f2d27;
  --border-hi: #2d4237;
  --text:      #d7e0da;
  --text-dim:  #8a9991;
  --text-mute: #5f6f67;

  --pine:      #3d7a5a;
  --pine-hi:   #55a079;
  --pine-lo:   #1f3a2c;

  --orange:    #ff8a1f;
  --orange-hi: #ffa657;
  --orange-lo: #b55a0c;

  --danger:    #e86060;
  --ok:        #55a079;

  --font-ui:   ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, monospace;
  --radius:    4px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 var(--font-ui);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 500px at 80% -200px, rgba(255,138,31,0.05), transparent 60%),
    radial-gradient(900px 600px at -10% 10%, rgba(85,160,121,0.05), transparent 60%),
    var(--bg);
}

/* ---------- nav ---------- */

nav {
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  display: flex;
  gap: 4px;
  align-items: center;
  height: 48px;
}

nav .brand {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--text);
  margin-right: 20px;
  padding: 0 4px;
}

nav .brand::before {
  content: "▲";
  color: var(--orange);
  margin-right: 8px;
  font-size: 11px;
}

nav a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius);
  font-size: 13px;
  transition: color .12s, background .12s;
}

nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.03);
}

nav a.active {
  color: var(--orange);
}

nav form.inline {
  margin-left: auto;
}

nav form.inline button.link {
  color: var(--text-dim);
  font-size: 13px;
}

nav form.inline button.link:hover {
  color: var(--orange);
}

/* ---------- layout ---------- */

main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

h1 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}

h1::after {
  content: "";
  display: block;
  width: 32px;
  height: 2px;
  background: var(--orange);
  margin-top: 10px;
  border-radius: 1px;
}

h2 {
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin: 36px 0 12px;
}

p.muted, .muted {
  color: var(--text-mute);
  font-size: 13px;
}

section { margin-top: 28px; }

/* ---------- tables ---------- */

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 8px;
}

thead th {
  background: rgba(255,255,255,0.02);
  color: var(--text-dim);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

tbody tr:last-child td { border-bottom: 0; }

tbody tr:hover td { background: rgba(85,160,121,0.04); }

tr.inactive td { color: var(--text-mute); }

/* ---------- forms ---------- */

form.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  padding: 16px;
  margin-top: 12px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  align-items: end;
}

form.inline { display: inline; }

label {
  display: block;
  color: var(--text-dim);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

input, select {
  font: inherit;
  width: 100%;
  margin-top: 6px;
  padding: 8px 10px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  transition: border-color .12s, box-shadow .12s;
}

input[type="number"], input[type="time"] { font-family: var(--font-mono); }

input:focus, select:focus {
  outline: none;
  border-color: var(--pine-hi);
  box-shadow: 0 0 0 3px rgba(85,160,121,0.15);
}

input::placeholder { color: var(--text-mute); }

/* ---------- buttons ---------- */

button {
  cursor: pointer;
  font: inherit;
  font-weight: 500;
  padding: 8px 16px;
  background: var(--orange);
  color: #1a0e00;
  border: 0;
  border-radius: var(--radius);
  transition: background .12s, transform .04s;
}

button:hover { background: var(--orange-hi); }
button:active { transform: translateY(1px); }

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}
button.danger:hover {
  background: rgba(232,96,96,0.1);
}

button.link {
  background: none;
  color: var(--pine-hi);
  padding: 4px 8px;
  font-weight: 500;
  border-radius: var(--radius);
}
button.link:hover {
  color: var(--orange);
  background: rgba(255,138,31,0.06);
}

button.link.danger {
  color: var(--danger);
  border: 0;
}
button.link.danger:hover {
  background: rgba(232,96,96,0.08);
  color: var(--danger);
}

/* ---------- flashes ---------- */

.flash {
  padding: 10px 14px;
  border-radius: var(--radius);
  margin: 12px 0;
  font-size: 13px;
  border: 1px solid transparent;
}

.flash.ok {
  background: rgba(85,160,121,0.1);
  border-color: rgba(85,160,121,0.3);
  color: var(--pine-hi);
}

.flash.error {
  background: rgba(232,96,96,0.08);
  border-color: rgba(232,96,96,0.3);
  color: var(--danger);
}

/* ---------- code / badges ---------- */

code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--bg);
  color: var(--orange-hi);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid var(--border);
}

/* ---------- login / account narrower pages ---------- */

.narrow {
  max-width: 420px;
  margin: 40px auto;
}

/* ---------- tiny helpers ---------- */

.badge-scheduled {
  display: inline-block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--pine-hi);
  background: rgba(85,160,121,0.1);
  border: 1px solid rgba(85,160,121,0.3);
  padding: 2px 8px;
  border-radius: 3px;
}

/* ---------- mobile ---------- */

@media (max-width: 720px) {
  nav {
    flex-wrap: wrap;
    height: auto;
    padding: 8px 12px;
    row-gap: 4px;
  }
  nav .brand {
    margin-right: 8px;
    flex: 1 0 100%;
    padding: 4px 0;
  }
  nav a {
    padding: 8px 10px;
  }
  nav form.inline {
    margin-left: auto;
  }

  main {
    padding: 20px 14px 48px;
  }

  h1 { font-size: 20px; }
  h2 { font-size: 14px; margin: 24px 0 10px; }

  table {
    background: transparent;
    border: 0;
    border-radius: 0;
    overflow: visible;
  }
  thead { display: none; }
  tbody, tr, td { display: block; }
  tbody tr {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 12px;
    margin-bottom: 10px;
  }
  tbody tr:hover td { background: transparent; }
  tbody td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
  }
  tbody tr td:last-child { border-bottom: 0; }
  tbody td::before {
    content: attr(data-label);
    color: var(--text-dim);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    flex-shrink: 0;
  }
  tbody td[data-label=""]::before { content: none; }
  tbody td[data-label=""] {
    justify-content: stretch;
    padding-top: 8px;
  }
  tbody td[data-label=""] form.inline,
  tbody td[data-label=""] form.inline button {
    width: 100%;
  }
  tbody td[colspan] {
    display: block;
    text-align: center;
  }
  tbody td[colspan]::before { content: none; }

  form.grid {
    grid-template-columns: 1fr;
    padding: 14px;
    gap: 10px;
  }
  form.grid button[type="submit"] {
    width: 100%;
  }

  button {
    min-height: 40px;
    padding: 10px 16px;
  }
  button.link {
    min-height: 36px;
  }

  .narrow {
    margin: 20px auto;
    padding: 0 4px;
  }
}