:root {
  --green: #2E7D32;
  --green-dark: #1B5E20;
  --border: #e0e0e0;
  --muted: #666;
  --danger: #c62828;
  --bg: #fafafa;
  --card: #ffffff;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, Segoe UI, sans-serif; background: var(--bg); color: #222; }
header { background: var(--green); color: white; padding: 1rem 1.5rem; display: flex; justify-content: space-between; align-items: center; }
header a { color: inherit; text-decoration: none; }
main { max-width: 900px; margin: 1.5rem auto; padding: 0 1rem; }
button { padding: .5rem 1rem; border: none; border-radius: 4px; background: var(--green); color: white; font-weight: 600; cursor: pointer; }
.error { color: var(--danger); padding: .5rem; background: #ffebee; border-radius: 4px; margin-bottom: .75rem; }
input, textarea, select { padding: .5rem; border: 1px solid var(--border); border-radius: 4px; width: 100%; }

nav.tabs {
  display: flex;
  gap: .25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  padding: 0;
  margin: 1rem 0 0;
  position: sticky;
  top: 0;
  z-index: 10;
}
nav.tabs button {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: .75rem 1rem;
  font-size: .95rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-bottom: -1px;
}
nav.tabs button:hover { color: var(--green-dark); }
nav.tabs button.active {
  color: var(--green-dark);
  border-bottom-color: var(--green);
}
nav.tabs .badge {
  background: var(--green);
  color: white;
  font-size: .7rem;
  padding: .1rem .5rem;
  border-radius: 10px;
  font-weight: 700;
}
nav.tabs .badge.blue { background: #1565C0; }
nav.tabs .badge.zero { background: var(--border); color: var(--muted); }

nav.user-menu {
  position: relative;
}
nav.user-menu .user-menu-toggle {
  background: rgba(255,255,255,.15);
  color: white;
  border: none;
  padding: .4rem .75rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: .9rem;
}
nav.user-menu .user-menu-toggle:hover {
  background: rgba(255,255,255,.25);
}
nav.user-menu .user-menu-dropdown {
  position: absolute;
  right: 0;
  top: 100%;
  background: white;
  color: #222;
  list-style: none;
  padding: .5rem 0;
  margin: .25rem 0 0;
  min-width: 240px;
  box-shadow: 0 4px 12px rgba(0,0,0,.15);
  border-radius: 6px;
  z-index: 100;
}
nav.user-menu .user-menu-dropdown li {
  padding: 0;
}
nav.user-menu .user-menu-dropdown li.divider {
  border-top: 1px solid var(--border);
  margin: .25rem 0;
}
nav.user-menu .user-menu-dropdown a {
  display: block;
  padding: .5rem 1rem;
  color: #222;
  text-decoration: none;
}
nav.user-menu .user-menu-dropdown a:hover {
  background: var(--bg);
}

.draft-list textarea[data-field="text"] {
  width: 100%;
  min-height: 200px;
  padding: .6rem;
  font-family: inherit;
  font-size: .9rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  resize: vertical;
  margin-bottom: .5rem;
}
.draft-schedule {
  margin: .5rem 0;
  font-size: .85rem;
  color: var(--muted);
}
.draft-schedule input {
  padding: .25rem .4rem;
  margin: 0 .25rem;
}
.draft-actions {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-top: .5rem;
}
.draft-actions button {
  padding: .4rem .75rem;
  font-size: .85rem;
}
.draft-status {
  margin-top: .5rem;
  font-size: .85rem;
}
.muted-display {
  color: var(--muted);
}
.tab-panel { display: none; padding-top: 1rem; }
.tab-panel.active { display: block; }
.fb-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 4px solid #1565C0;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}
.fb-thumb {
  max-width: 200px;
  max-height: 150px;
  border-radius: 4px;
  float: right;
  margin: 0 0 .5rem 1rem;
}
.fb-text {
  font-size: .85rem;
  color: #444;
  margin: .5rem 0;
  line-height: 1.4;
  white-space: pre-line;
}

.btn-primary { background: var(--green); color: white; border: none; padding: .5rem 1rem; border-radius: 4px; cursor: pointer; font-weight: 600; }
.btn-secondary { background: #1976D2; color: white; border: none; padding: .4rem .8rem; border-radius: 4px; cursor: pointer; font-weight: 600; }
.btn-disabled { background: #bbb !important; cursor: not-allowed !important; }

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}
.modal-overlay[hidden] { display: none; }
.modal-panel {
  background: white;
  border-radius: 8px;
  padding: 2rem;
  max-width: 500px;
  width: 90%;
  position: relative;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.modal-close {
  position: absolute;
  top: .5rem; right: .75rem;
  background: none; border: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: var(--muted);
  line-height: 1;
}
.modal-close:hover { color: #222; }
.modal-panel h3 { margin: 0 0 1rem; color: var(--green-dark); }
.modal-dropzone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 2rem 1rem;
  text-align: center;
  transition: background .15s, border-color .15s;
  margin-bottom: 1rem;
}
.modal-dropzone.dragover {
  border-color: var(--green);
  background: rgba(46,125,50,.05);
}
.modal-dropzone p { margin: .25rem 0; }
.modal-dropzone .muted { color: var(--muted); font-size: .85rem; }
.modal-divider {
  text-align: center; color: var(--muted);
  margin: 1rem 0; font-size: .85rem;
}
.modal-status {
  margin-top: 1rem;
  font-size: .9rem;
  min-height: 1.2em;
}

.settings-tabs { margin: 1.5rem 0 0; }
.settings-panel { display: none; padding: 1.5rem 0; }
.settings-panel.active { display: block; }
.settings-panel label { display: block; margin-bottom: 1rem; }
.settings-submit {
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  margin-top: 1rem;
}

.token-indicator {
  font-size: .8rem;
  color: var(--muted);
  margin: -.5rem 0 1rem 0;
}
.token-indicator code {
  font-family: ui-monospace, Consolas, monospace;
  background: var(--bg);
  padding: 0 .3rem;
  border-radius: 3px;
}

.fb-sort-bar {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1rem;
  font-size: .9rem;
  color: var(--muted);
}
.fb-sort-bar select {
  padding: .25rem .4rem;
}
.fb-actions {
  display: flex;
  gap: .5rem;
  margin-top: .5rem;
}

.calendar-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.calendar-nav h3 {
  margin: 0;
  color: var(--green-dark);
  font-size: 1.1rem;
}
.calendar-nav a {
  text-decoration: none;
  white-space: nowrap;
}

.calendar-grid {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}
.calendar-grid th {
  padding: .5rem;
  text-align: left;
  font-weight: 600;
  color: var(--muted);
  font-size: .85rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.calendar-day {
  width: 14.28%;
  vertical-align: top;
  border: 1px solid var(--border);
  height: 110px;
  padding: .25rem;
  background: var(--card);
  overflow: hidden;
}
.calendar-day.other-month {
  background: var(--bg);
}
.calendar-day.other-month .day-number {
  color: var(--muted);
}
.calendar-day.today {
  background: rgba(46,125,50,.06);
  border-color: var(--green);
  border-width: 2px;
}
.day-number {
  font-size: .8rem;
  font-weight: 700;
  color: #555;
  margin-bottom: .2rem;
}
.calendar-day.today .day-number {
  color: var(--green-dark);
}
.day-post {
  font-size: .7rem;
  padding: .15rem .3rem;
  margin-bottom: .15rem;
  border-radius: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-left: 3px solid;
  cursor: default;
}
.day-post.status-draft {
  background: #e3f2fd;
  border-color: #1976d2;
  color: #0d47a1;
}
.day-post.status-submitted_scheduled {
  background: #e8f5e9;
  border-color: var(--green);
  color: var(--green-dark);
}
.day-post.status-submitted_live {
  background: #f3e5f5;
  border-color: #8e24aa;
  color: #4a148c;
}
.day-post.status-submitted {
  background: #e0f2f1;
  border-color: #00796b;
  color: #004d40;
}
.day-post.status-fb_external {
  background: #f5f5f5;
  border-color: #757575;
  color: #424242;
  font-style: italic;
}
.day-post-time {
  font-weight: 600;
  margin-right: .25rem;
}

.calendar-legend {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  font-size: .75rem;
  flex-wrap: wrap;
}
.legend-item {
  padding: .2rem .5rem;
  border-radius: 3px;
  border-left: 3px solid;
}
.legend-item.status-draft {
  background: #e3f2fd; border-color: #1976d2; color: #0d47a1;
}
.legend-item.status-submitted_scheduled {
  background: #e8f5e9; border-color: var(--green); color: var(--green-dark);
}
.legend-item.status-submitted_live {
  background: #f3e5f5; border-color: #8e24aa; color: #4a148c;
}
.legend-item.status-submitted {
  background: #e0f2f1; border-color: #00796b; color: #004d40;
}
.legend-item.status-fb_external {
  background: #f5f5f5; border-color: #757575; color: #424242;
}

.calendar-day.holiday {
  background: rgba(218, 165, 32, 0.08);
}
.calendar-day.holiday.today {
  background: rgba(46,125,50,.06);  /* today beats holiday for background */
}
.calendar-day.holiday .day-number {
  color: #8B6914;
}
.holiday-name {
  font-size: .65rem;
  color: #8B6914;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .02em;
  margin: -.1rem 0 .2rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fb-calendar-status-bar {
  margin-bottom: .75rem;
}
.fb-calendar-status {
  display: inline-block;
  padding: .35rem .75rem;
  border-radius: 4px;
  font-size: .85rem;
  background: var(--bg);
  color: var(--muted);
  border-left: 3px solid var(--border);
}
.fb-calendar-status.loading,
.fb-calendar-status.retrying {
  background: #fff8e1;
  color: #7c5c00;
  border-color: #ffb300;
}
.fb-calendar-status.loading::before,
.fb-calendar-status.retrying::before {
  content: "⟳ ";
  animation: spin 1.2s linear infinite;
  display: inline-block;
}
.fb-calendar-status.success {
  background: #e8f5e9;
  color: var(--green-dark);
  border-color: var(--green);
}
.fb-calendar-status.neutral {
  background: var(--bg);
  color: var(--muted);
  border-color: var(--border);
}
.fb-calendar-status.error {
  background: #ffebee;
  color: var(--danger);
  border-color: var(--danger);
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}
.fb-calendar-status.idle {
  background: var(--bg);
  color: var(--muted);
  border-color: var(--border);
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.day-post.status-fb_external_scheduled {
  background: #f5f5f5;
  border-color: #757575;
  color: #424242;
  font-style: italic;
  border-left-style: dashed;
}
.legend-item.status-fb_external_scheduled {
  background: #f5f5f5;
  border-color: #757575;
  color: #424242;
  border-left-style: dashed;
}
.fb-calendar-status.warning {
  background: #fff8e1;
  color: #7c5c00;
  border-color: #ffb300;
}

.connection-block { padding: .5rem 0; }
.channel-toggle {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin: .5rem 0 .75rem;
  padding: .5rem;
  background: var(--bg);
  border-radius: 4px;
  cursor: pointer;
  user-select: none;
}
.channel-toggle input[type="checkbox"] {
  width: auto;
  margin: 0;
  cursor: pointer;
}
.channel-toggle span {
  font-weight: 600;
  color: var(--green-dark);
}
.channel-fields {
  padding-left: 1rem;
  border-left: 3px solid var(--green);
  transition: opacity .15s, border-color .15s;
}
.channel-fields.channel-disabled {
  opacity: .5;
  border-left-color: var(--border);
}
.channel-fields.channel-disabled input,
.channel-fields.channel-disabled textarea {
  background: var(--bg);
}