/* ---------- theme variables ---------- */
:root {
  --bg: #f6f6f6;
  --surface: #ffffff;
  --surface-alt: #fafafa;
  --text: #222222;
  --text-soft: #444444;
  --text-muted: #888888;
  --border: #eeeeee;
  --border-strong: #d4d4d4;
  --border-row: #f0f0f0;
  --shadow: 0 1px 3px rgba(0,0,0,.06);
  --shadow-strong: 0 1px 3px rgba(0,0,0,.1);

  --accent: #0a7a3d;
  --accent-hover: #086430;
  --accent-soft-bg: #f3f8f5;
  --accent-soft-border: #cfe4d8;

  --topbar-bg: #0a7a3d;
  --topbar-fg: #ffffff;
  --chip-bg: rgba(255,255,255,.15);

  --input-bg: #ffffff;
  --input-fg: #222222;
  --code-bg: #f3f3f3;

  --btn-bg: #ffffff;
  --btn-fg: #0a7a3d;
  --btn-border: #cfe4d8;
  --btn-hover-bg: #f3f8f5;

  --danger: #a62828;
  --danger-bg: #fff;
  --danger-border: #f0c4c4;
  --danger-hover-bg: #fbf0f0;

  --flash-error-bg: #fde7e7;
  --flash-error-fg: #8a1f1f;
  --flash-error-border: #f5c2c2;
  --flash-success-bg: #e7f5ec;
  --flash-success-fg: #18632c;
  --flash-success-border: #b8dec5;

  --google-bg: #1a73e8;
  --google-hover-bg: #155cb4;
  --biz-bg: #7a3da0;
  --disabled-bg: #888888;
}

[data-theme="dark"] {
  --bg: #14171c;
  --surface: #1d2128;
  --surface-alt: #232831;
  --text: #e6e6e6;
  --text-soft: #c9c9c9;
  --text-muted: #8b9099;
  --border: #2c3340;
  --border-strong: #3a414e;
  --border-row: #262b34;
  --shadow: 0 1px 3px rgba(0,0,0,.4);
  --shadow-strong: 0 1px 3px rgba(0,0,0,.5);

  --accent: #4ade80;
  --accent-hover: #22c55e;
  --accent-soft-bg: #1a2e22;
  --accent-soft-border: #2a513a;

  --topbar-bg: #11341f;
  --topbar-fg: #e6f5ec;
  --chip-bg: rgba(255,255,255,.10);

  --input-bg: #161a20;
  --input-fg: #e6e6e6;
  --code-bg: #232831;

  --btn-bg: #1d2128;
  --btn-fg: #4ade80;
  --btn-border: #2a513a;
  --btn-hover-bg: #1a2e22;

  --danger: #ef6b6b;
  --danger-bg: #1d2128;
  --danger-border: #5c2a2a;
  --danger-hover-bg: #2a1818;

  --flash-error-bg: #2a1818;
  --flash-error-fg: #f4b3b3;
  --flash-error-border: #5c2a2a;
  --flash-success-bg: #16291f;
  --flash-success-fg: #a7e0bd;
  --flash-success-border: #2f5a3f;

  --google-bg: #2b6dd6;
  --google-hover-bg: #1f57b0;
  --biz-bg: #9a5cc1;
  --disabled-bg: #555a63;
}

/* ---------- reset-ish ---------- */
* { box-sizing: border-box; }
body {
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- layout ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  background: var(--topbar-bg);
  color: var(--topbar-fg);
  box-shadow: var(--shadow-strong);
}
.topbar .brand {
  color: var(--topbar-fg);
  font-weight: 700;
  font-size: 18px;
}
.topbar nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}
.topbar nav a { color: rgba(255,255,255,.92); }
.topbar nav a:hover { color: var(--topbar-fg); text-decoration: underline; }
.user-chip {
  background: var(--chip-bg);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 13px;
}
.inline { display: inline; margin: 0; }
.link-button {
  background: none;
  border: none;
  color: rgba(255,255,255,.92);
  cursor: pointer;
  font: inherit;
  padding: 0;
}
.link-button:hover { color: var(--topbar-fg); text-decoration: underline; }

/* theme toggle button in the topbar */
.theme-toggle {
  background: var(--chip-bg);
  border: 1px solid transparent;
  color: var(--topbar-fg);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background .15s ease;
}
.theme-toggle:hover { background: rgba(255,255,255,.22); }
.theme-toggle .icon-light { display: none; }
[data-theme="dark"] .theme-toggle .icon-light { display: inline; }
[data-theme="dark"] .theme-toggle .icon-dark { display: none; }

main {
  max-width: 1100px;
  margin: 24px auto;
  padding: 0 16px;
}
.footer {
  max-width: 1100px;
  margin: 32px auto 24px;
  padding: 0 16px;
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* ---------- cards / sections ---------- */
.card {
  background: var(--surface);
  border-radius: 8px;
  padding: 22px 24px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.card.narrow {
  max-width: 420px;
  margin: 40px auto;
}
.card.empty {
  text-align: center;
  color: var(--text-soft);
}
.card h1 { margin: 0 0 14px; font-size: 22px; }
.card h2 { margin: 18px 0 12px; font-size: 18px; }

.dashboard-header {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 18px;
}
.dashboard-header h1 { margin: 0; font-size: 24px; }
.dashboard-header .muted { margin: 4px 0 0; }
.dashboard-header > div { flex: 1; }

/* ---------- collapsible sections ---------- */
details.section {
  background: var(--surface);
  border-radius: 8px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
details.section > summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  user-select: none;
}
details.section > summary::-webkit-details-marker { display: none; }
details.section > summary::before {
  content: "▾";
  color: var(--accent);
  font-size: 14px;
  width: 14px;
  transition: transform .15s ease;
}
details.section:not([open]) > summary::before {
  transform: rotate(-90deg);
}
.section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.section-count {
  color: var(--text-muted);
  font-size: 14px;
}

/* ---------- table ---------- */
table.deals {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.deals thead th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-alt);
}
table.deals tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-row);
  vertical-align: top;
}
table.deals tbody tr:last-child td { border-bottom: none; }
table.deals .center { text-align: center; }
table.deals .price {
  color: var(--accent);
  font-weight: 700;
  font-size: 17px;
  white-space: nowrap;
}
table.deals .dates { white-space: nowrap; }
table.deals .times {
  color: var(--text-muted);
  font-size: 12px;
  margin-top: 2px;
}
table.deals .actions { white-space: nowrap; text-align: right; }

/* ---------- badges & buttons ---------- */
.badge {
  display: inline-block;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  color: #fff;
  margin-left: 4px;
  vertical-align: middle;
}
.badge.biz { background: var(--biz-bg); }
.badge.type-route    { background: #7a3da0; }
.badge.type-wildcard { background: #4a4a4a; }
.badge.type-weekend  { background: #c97b00; }
.badge.type-supreme  { background: #c0392b; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-border);
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.btn:hover { background: var(--btn-hover-bg); text-decoration: none; }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.google { background: var(--google-bg); color: #fff; border-color: var(--google-bg); }
.btn.google:hover { background: var(--google-hover-bg); border-color: var(--google-hover-bg); }
.btn.small { padding: 5px 10px; font-size: 12px; }

/* ---------- forms ---------- */
form label {
  display: block;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--text-soft);
  font-weight: 500;
}
form label.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
}
form input[type=text],
form input[type=email],
form input[type=password],
form input[type=number],
form input[type=time],
form select {
  display: block;
  width: 100%;
  padding: 8px 10px;
  font-size: 14px;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  margin-top: 4px;
  font-family: inherit;
  color: var(--input-fg);
  background: var(--input-bg);
}
form select { appearance: none; -webkit-appearance: none; padding-right: 28px;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%),
                    linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) center, calc(100% - 9px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
[data-theme="dark"] form input[type=time]::-webkit-calendar-picker-indicator {
  filter: invert(1) opacity(.7);
}
form input:disabled {
  opacity: .7;
  cursor: not-allowed;
}
form input:focus {
  outline: 2px solid var(--accent-soft-border);
  border-color: var(--accent);
}
form .row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}
form fieldset {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 0 0 16px;
}
form legend {
  padding: 0 6px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
}
form small.muted { display: block; margin-top: 4px; font-size: 12px; font-weight: 400; }
form code { background: var(--code-bg); padding: 1px 5px; border-radius: 3px; font-size: 12px; color: var(--text); }

.muted { color: var(--text-muted); }

/* ---------- flashes ---------- */
.flashes {
  max-width: 1100px;
  margin: 12px auto 0;
  padding: 0 16px;
}
.flash {
  padding: 10px 14px;
  border-radius: 5px;
  margin-bottom: 8px;
  font-size: 14px;
}
.flash-error   { background: var(--flash-error-bg);   color: var(--flash-error-fg);   border: 1px solid var(--flash-error-border); }
.flash-success { background: var(--flash-success-bg); color: var(--flash-success-fg); border: 1px solid var(--flash-success-border); }

/* ---------- v2: search cards, type picker, section toolbar ---------- */
.section-summary {
  color: var(--text-muted);
  font-size: 13px;
  margin-left: 8px;
}
.section-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px 4px;
  border-bottom: 1px solid var(--border);
}
.section-toolbar form.inline button[disabled] {
  opacity: .5;
  cursor: not-allowed;
}
.empty-row {
  padding: 18px 22px;
  color: var(--text-muted);
  font-style: italic;
}
.flag { font-size: 16px; margin-right: 4px; }
.small { font-size: 12px; }
.badge.disabled { background: var(--disabled-bg); }
.error { color: var(--flash-error-fg); font-weight: 600; }

.search-card-head { display: flex; align-items: flex-start; gap: 16px; }
.search-card-head h3 { margin: 0; font-size: 17px; }
.search-card-head p { margin: 4px 0 0; }
.search-card-actions {
  margin-left: auto;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.search-card.disabled { opacity: .65; }
.btn.danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
}
.btn.danger:hover { background: var(--danger-hover-bg); }

.type-picker {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 16px 0;
}
.type-card {
  display: block;
  padding: 18px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  background: var(--surface);
}
.type-card:hover {
  border-color: var(--accent);
  background: var(--accent-soft-bg);
  text-decoration: none;
}
.type-card h3 { margin: 0 0 8px; color: var(--accent); }
.type-card p { margin: 4px 0; }

.form-actions { display: flex; gap: 10px; margin-top: 18px; }

/* ---------- responsive ---------- */
@media (max-width: 700px) {
  form .row { grid-template-columns: 1fr; }
  .type-picker { grid-template-columns: 1fr; }
  .topbar { flex-wrap: wrap; padding: 10px 14px; }
  .topbar nav { gap: 10px; }
  table.deals thead { display: none; }
  table.deals tbody td { display: block; padding: 6px 14px; }
  table.deals tbody tr {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
  }
  table.deals tbody tr:last-child { border-bottom: none; }
  table.deals .actions { text-align: left; padding-top: 8px; }
  .dashboard-header { flex-direction: column; align-items: flex-start; }
}