/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Starr King brand palette */
  --sk-white:       rgb(252,252,252);
  --sk-cream:       rgb(245,237,229);
  --sk-warm-light:  rgb(240,236,223);
  --sk-green-light: rgb(183,216,199);
  --sk-green-mid:   rgb(93,150,122);
  --sk-green-dark:  rgb(38,100,69);
  --sk-green-deep:  rgb(30,74,52);
  --sk-olive-light: rgb(218,229,183);
  --sk-olive-mid:   rgb(183,202,121);
  --sk-brown-dark:  rgb(49,47,46);
  --sk-gray-mid:    rgb(117,114,111);
  /* semantic aliases */
  --primary:    var(--sk-green-dark);
  --primary-dk: var(--sk-green-deep);
  --accent:     var(--sk-olive-mid);
  --cream:      var(--sk-cream);
  --warm-gray:  var(--sk-gray-mid);
  --text:       var(--sk-brown-dark);
  --text-lt:    var(--sk-gray-mid);
  --white:      var(--sk-white);
  --border:     rgb(210,203,195);
  --success:    #4CAF50;
  --error:      #E53935;
  --info:       #1E88E5;
  --shadow:     0 2px 8px rgba(49,47,46,.12);
}

body {
  font-family: 'Avenir', 'Proxima Nova', 'DIN Next', Arial, sans-serif;
  background: var(--cream);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: var(--primary-dk); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Navigation ──────────────────────────────────────────────────────────── */
.navbar {
  background: var(--sk-green-dark);
  padding: .75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 4px rgba(0,0,0,.15);
}
.navbar-brand {
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: .02em;
  display: flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
}
.navbar-brand span { font-size: .85rem; font-weight: 400; opacity: .85; }
.navbar-links a {
  color: var(--white);
  margin-left: 1.25rem;
  font-size: .9rem;
  opacity: .9;
  white-space: nowrap;
}
.navbar-links a:hover { opacity: 1; text-decoration: none; }
.navbar-links a.active { opacity: 1; border-bottom: 2px solid rgba(255,255,255,.8); padding-bottom: .1rem; }

/* Hamburger toggle (mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .25rem;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all .2s;
}

@media (max-width: 600px) {
  .navbar { padding: .6rem 1rem; flex-wrap: wrap; }
  .navbar-brand span { display: none; }
  .nav-toggle { display: flex; }
  .navbar-links {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: .5rem 0 .25rem;
    gap: .1rem;
  }
  .navbar-links.open { display: flex; }
  .navbar-links a {
    margin-left: 0;
    padding: .5rem .25rem;
    font-size: .95rem;
    border-bottom: 1px solid rgba(255,255,255,.1);
  }
  .navbar-links a:last-child { border-bottom: none; }
}
.navbar-links .nav-badge {
  background: rgba(255,255,255,.35);
  border-radius: 99px;
  padding: .05em .45em;
  font-size: .75rem;
  margin-left: .25rem;
}

/* ── Container ───────────────────────────────────────────────────────────── */
.container    { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }
.container-sm { max-width: 600px;  margin: 0 auto; padding: 1.5rem; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
}
.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary-dk);
  margin-bottom: 1rem;
}

/* ── Stat boxes ──────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.stat-box {
  background: var(--white);
  border-radius: 10px;
  padding: 1.2rem 1rem;
  text-align: center;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--primary);
}
.stat-box.gold  { border-top-color: var(--accent); }
.stat-box.green { border-top-color: var(--success); }
.stat-box.red   { border-top-color: var(--error); }
.stat-number { font-size: 2rem; font-weight: 700; color: var(--text); }
.stat-label  { font-size: .8rem; color: var(--text-lt); text-transform: uppercase; letter-spacing: .05em; margin-top: .25rem; }

/* ── Tables ──────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th {
  background: var(--sk-warm-light);
  color: var(--warm-gray);
  text-align: left;
  padding: .65rem .9rem;
  font-weight: 600;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
td { padding: .6rem .9rem; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgb(232,242,236); }

/* ── Badges ──────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: .2em .6em;
  border-radius: 99px;
  font-size: .75rem;
  font-weight: 600;
}
.badge-green  { background: #E8F5E9; color: #2E7D32; }
.badge-red    { background: #FFEBEE; color: #C62828; }
.badge-gold   { background: var(--sk-olive-light); color: var(--sk-green-deep); }
.badge-gray   { background: #F5F5F5; color: #616161; }
.badge-blue   { background: #E3F2FD; color: #1565C0; }
.badge-orange { background: #FFF3E0; color: #E65100; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: .55rem 1.2rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: .9rem;
  font-weight: 600;
  transition: opacity .15s, transform .1s;
  text-align: center;
  text-decoration: none;
}
.btn:hover { opacity: .88; transform: translateY(-1px); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn-primary   { background: var(--primary);   color: var(--white); }
.btn-secondary { background: var(--warm-gray); color: var(--white); }
.btn-gold      { background: var(--accent);    color: var(--sk-brown-dark); }
.btn-danger    { background: var(--error);     color: var(--white); }
.btn-success   { background: var(--success);   color: var(--white); }
.btn-outline   { background: transparent; border: 2px solid var(--primary); color: var(--primary-dk); }
.btn-sm        { padding: .3rem .75rem; font-size: .8rem; }
.btn-lg        { padding: .85rem 2rem; font-size: 1.1rem; border-radius: 8px; }

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
label { display: block; font-size: .875rem; font-weight: 600; color: var(--warm-gray); margin-bottom: .35rem; }
input[type=text], input[type=email], input[type=tel], input[type=date],
input[type=time], input[type=number], input[type=password],
select, textarea {
  width: 100%;
  padding: .55rem .8rem;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: .95rem;
  color: var(--text);
  background: var(--white);
  transition: border-color .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
}
textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ── Alerts / Flash ──────────────────────────────────────────────────────── */
.flash {
  padding: .75rem 1rem;
  border-radius: 6px;
  margin-bottom: .5rem;
  font-size: .9rem;
  font-weight: 500;
}
.flash-success { background: #E8F5E9; color: #2E7D32; border-left: 4px solid #4CAF50; }
.flash-error   { background: #FFEBEE; color: #C62828; border-left: 4px solid #E53935; }
.flash-info    { background: #E3F2FD; color: #1565C0; border-left: 4px solid #1E88E5; }
.flash-warning { background: #FFF8E1; color: #F57F17; border-left: 4px solid #FFC107; }

/* ── Page header ─────────────────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: .75rem;
}
.page-title { font-size: 1.5rem; font-weight: 700; color: var(--text); }

/* ── Divider ─────────────────────────────────────────────────────────────── */
hr { border: none; border-top: 1px solid var(--border); margin: 1.25rem 0; }

/* ── Empty state ─────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-lt);
}
.empty-state .icon { font-size: 3rem; margin-bottom: .75rem; }

/* ── Kiosk / PIN ─────────────────────────────────────────────────────────── */
.kiosk-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--sk-green-dark) 0%, var(--sk-green-mid) 100%);
  padding: 1.5rem;
}
.kiosk-card {
  background: var(--white);
  border-radius: 18px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 32px rgba(49,47,46,.2);
  text-align: center;
}
.kiosk-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dk);
  margin-bottom: .25rem;
}
.kiosk-subtitle {
  font-size: .9rem;
  color: var(--text-lt);
  margin-bottom: 2rem;
}
.pin-display {
  font-size: 2.5rem;
  letter-spacing: .5rem;
  min-height: 3rem;
  margin-bottom: 1.5rem;
  color: var(--text);
  font-weight: 700;
}
.pin-pad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .6rem;
  max-width: 280px;
  margin: 0 auto 1.25rem;
}
.pin-btn {
  background: var(--sk-warm-light);
  border: 2px solid var(--border);
  border-radius: 10px;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  padding: .9rem .5rem;
  cursor: pointer;
  transition: background .12s, transform .08s;
  touch-action: manipulation;
  user-select: none;
}
.pin-btn:hover  { background: var(--sk-green-light); border-color: var(--sk-green-mid); }
.pin-btn:active { transform: scale(.92); background: var(--sk-green-mid); color: var(--white); }
.pin-btn.backspace { font-size: 1.2rem; }
.pin-btn.zero      { grid-column: 2; }
.pin-btn-submit {
  width: 100%;
  padding: 1rem;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity .15s;
  touch-action: manipulation;
}
.pin-btn-submit:hover    { opacity: .88; }
.pin-btn-submit:disabled { opacity: .45; cursor: not-allowed; }

/* ── GPS status ──────────────────────────────────────────────────────────── */
.gps-status {
  padding: .75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: .9rem;
  font-weight: 500;
  display: none;
}
.gps-status.checking {
  background: var(--sk-warm-light);
  color: var(--sk-brown-dark);
  display: flex;
  align-items: center;
  gap: .6rem;
  justify-content: center;
}
.gps-status.error {
  background: #FFEBEE;
  color: #C62828;
  border-left: 4px solid #E53935;
  display: block;
}

/* ── Today's sessions banner ─────────────────────────────────────────────── */
.sessions-banner {
  background: rgb(232,242,236);
  border: 1.5px solid rgb(183,216,199);
  border-radius: 8px;
  padding: .65rem .9rem;
  margin-bottom: 1.25rem;
  font-size: .85rem;
  text-align: left;
}
.sessions-banner .session-item { color: rgb(38,100,69); font-weight: 600; }
.sessions-banner .no-sessions  { color: var(--sk-gray-mid); font-style: italic; }

/* ── Progress bar ────────────────────────────────────────────────────────── */
.progress-wrap {
  background: var(--sk-warm-light);
  border-radius: 99px;
  height: 12px;
  overflow: hidden;
  margin: .5rem 0;
}
.progress-bar {
  height: 100%;
  background: var(--sk-green-mid);
  border-radius: 99px;
  transition: width .4s ease;
}
.progress-bar.over  { background: var(--success); }
.progress-bar.under { background: var(--accent); }
.progress-bar.behind { background: var(--error); }

/* ── Obligation badges ───────────────────────────────────────────────────── */
.obligation-card {
  border-radius: 8px;
  padding: .6rem .9rem;
  margin-bottom: .5rem;
  border-left: 4px solid var(--border);
  background: var(--white);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}
.obligation-card.ok       { border-color: var(--success); }
.obligation-card.upcoming { border-color: var(--accent); }
.obligation-card.urgent   { border-color: #FF9800; }
.obligation-card.overdue  { border-color: var(--error); background: #FFF5F5; }

/* ── Camera widget ───────────────────────────────────────────────────────── */
.camera-widget { margin-bottom: 1.25rem; text-align: center; }
.camera-widget video {
  width: 100%;
  max-width: 320px;
  border-radius: 10px;
  background: #222;
  display: block;
  margin: 0 auto;
}
.camera-controls {
  display: flex;
  gap: .5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: .6rem;
}
.camera-preview {
  width: 120px;
  height: 90px;
  object-fit: cover;
  border-radius: 8px;
  margin: .75rem auto 0;
  border: 2px solid var(--primary);
  display: none;
}

/* ── Spinner ─────────────────────────────────────────────────────────────── */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
  display: inline-block;
  width: 28px; height: 28px;
  border: 3px solid var(--sk-green-light);
  border-top-color: var(--sk-green-dark);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
.spinner-sm {
  width: 16px; height: 16px;
  border-width: 2px;
}

/* ── Loading overlay ─────────────────────────────────────────────────────── */
#loading-overlay {
  position: fixed; inset: 0;
  background: rgba(255,255,255,.75);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .page-header { flex-direction: column; align-items: flex-start; }
  .stats-grid  { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .stats-grid  { grid-template-columns: 1fr 1fr; }
  .kiosk-card  { padding: 1.75rem 1.25rem; }
}

/* ── Dark mode ──────────────────────────────────────────────────────────── */
.dark {
  --primary:    rgb(93,150,122);
  --primary-dk: rgb(140,196,165);
  --accent:     rgb(183,202,121);
  --cream:      rgb(24,26,27);
  --warm-gray:  rgb(160,157,154);
  --text:       rgb(220,215,208);
  --text-lt:    rgb(140,137,133);
  --white:      rgb(32,35,36);
  --border:     rgb(55,52,49);
  --shadow:     0 2px 8px rgba(0,0,0,.4);
  --sk-warm-light: rgb(38,41,42);
  --sk-green-light: rgb(38,70,55);
  --sk-green-mid:   rgb(93,150,122);
  --sk-green-dark:  rgb(55,100,76);
  --sk-green-deep:  rgb(140,196,165);
  --sk-brown-dark:  rgb(220,215,208);
  --sk-gray-mid:    rgb(140,137,133);
  --sk-cream:       rgb(24,26,27);
  --sk-olive-light: rgb(50,58,30);
  --sk-olive-mid:   rgb(140,158,80);
  background: rgb(18,20,21);
  color-scheme: dark;
}

.dark body { background: rgb(18,20,21); }
.dark .navbar { background: rgb(30,45,38); }
.dark th { background: rgb(38,41,42); color: rgb(160,157,154); }
.dark td { border-bottom-color: rgb(45,42,39); }
.dark tr:hover td { background: rgb(38,48,42); }
.dark .badge-green  { background: rgb(27,50,28); color: #81C784; }
.dark .badge-red    { background: rgb(50,20,20); color: #EF9A9A; }
.dark .badge-gray   { background: rgb(40,40,40); color: #BDBDBD; }
.dark .badge-blue   { background: rgb(20,35,55); color: #90CAF9; }
.dark .badge-gold   { background: rgb(40,48,20); color: #C5D88A; }
.dark .badge-orange { background: rgb(50,30,10); color: #FFCC80; }
.dark .flash-success { background: rgb(27,50,28); color: #A5D6A7; }
.dark .flash-error   { background: rgb(50,20,20); color: #EF9A9A; }
.dark .flash-info    { background: rgb(20,35,55); color: #90CAF9; }
.dark .flash-warning { background: rgb(50,40,10); color: #FFE082; }
.dark input, .dark select, .dark textarea {
  background: rgb(38,41,42);
  color: rgb(220,215,208);
  border-color: rgb(65,62,58);
}
.dark input:focus, .dark select:focus, .dark textarea:focus {
  border-color: var(--primary);
}
.dark .kiosk-body { background: linear-gradient(135deg, rgb(22,38,30) 0%, rgb(38,65,52) 100%); }
.dark .pin-btn { background: rgb(40,44,45); border-color: rgb(60,57,53); color: rgb(220,215,208); }
.dark .pin-btn:hover { background: rgb(38,70,55); border-color: var(--sk-green-mid); }
.dark .obligation-card { background: var(--white); }
.dark .obligation-card.overdue { background: rgb(45,20,20); }
.dark .sessions-banner { background: rgb(28,40,33); border-color: rgb(50,80,62); }

/* Dark mode toggle button */
#dark-toggle {
  background: none;
  border: 1.5px solid rgba(255,255,255,.35);
  border-radius: 99px;
  color: var(--white);
  cursor: pointer;
  font-size: .8rem;
  padding: .2rem .65rem;
  margin-left: 1rem;
  opacity: .85;
  transition: opacity .15s, border-color .15s;
  white-space: nowrap;
  line-height: 1.6;
}
#dark-toggle:hover { opacity: 1; border-color: rgba(255,255,255,.7); }

/* ── Print ───────────────────────────────────────────────────────────────── */
@media print {
  .navbar, .btn, form { display: none !important; }
  body { background: #fff; }
  table th { background: #eee !important; }
}