/* ──────────────────────────────────────────
   World Clock & Time Zone Converter
   Accent: #0EA5E9 (Ocean Blue)
   Namespace: .wclk-*
   ────────────────────────────────────────── */

:root {
  --wclk: #0EA5E9;
  --wclk-dim: rgba(14, 165, 233, 0.12);
  --wclk-glow: rgba(14, 165, 233, 0.25);
  --wclk-bg: #141118;
  --wclk-card: #1e1b24;
  --wclk-card-hover: #252230;
  --wclk-border: #2a2733;
  --wclk-text: #e0dce6;
  --wclk-text-dim: #9e98a8;
  --wclk-green: #22C55E;
  --wclk-yellow: #EAB308;
  --wclk-red: #EF4444;
}

/* ── Page container ── */
.wclk-page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

/* ── Tabs ── */
.wclk-tabs {
  display: flex;
  gap: 0.5rem;
  padding: 0.35rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.wclk-tabs::-webkit-scrollbar { display: none; }
.wclk-tab {
  background: none;
  border: 1px solid transparent;
  color: var(--wclk-text-dim);
  padding: 0.6rem 1.1rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  border-radius: 14px;
  transition: all 0.2s ease;
  flex: 1;
  text-align: center;
}
.wclk-tab:hover {
  color: var(--wclk-text);
  background: rgba(255, 255, 255, 0.06);
}
.wclk-tab.active {
  color: #000;
  background: var(--wclk);
  border-color: var(--wclk);
  box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
  font-weight: 600;
}

/* ── Panels ── */
.wclk-panel { display: none; max-width: 900px; margin: 0 auto; padding: 0 1rem; }
.wclk-panel.active { display: block; }

/* ── Hint text ── */
.wclk-hint {
  text-align: center;
  color: var(--wclk-text-dim);
  font-size: 0.9rem;
  padding: 2rem 0;
}

/* ── Labels & fields ── */
.wclk-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--wclk-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}
.wclk-field { flex: 1; min-width: 0; }
.wclk-field-grow { flex: 2; }

/* ── Inputs & selects ── */
.wclk-input, .wclk-select {
  width: 100%;
  padding: 0.6rem 0.8rem;
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 14px;
  color: var(--wclk-text);
  font-size: 0.9rem;
  transition: border-color 0.2s ease;
  box-sizing: border-box;
}
.wclk-input:focus, .wclk-select:focus {
  outline: none;
  border-color: var(--wclk);
  box-shadow: 0 0 0 2px var(--wclk-dim);
}
/* Native date/time picker icon styling for dark theme */
.wclk-input::-webkit-calendar-picker-indicator {
  filter: invert(1) brightness(2);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  opacity: 0.8;
  width: 20px;
  height: 20px;
}
.wclk-input::-webkit-calendar-picker-indicator:hover {
  filter: invert(1) brightness(2);
  opacity: 1;
  background: rgba(14, 165, 233, 0.2);
}
/* Firefox — make entire input clickable */
.wclk-input[type="date"],
.wclk-input[type="datetime-local"] {
  cursor: pointer;
}
/* Ensure the color-scheme allows dark date pickers in supported browsers */
.wclk-input[type="date"],
.wclk-input[type="datetime-local"] {
  color-scheme: dark;
}

/* ── Search ── */
.wclk-search-wrap, .wclk-target-search-wrap { position: relative; }
.wclk-search {
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 14px;
  color: var(--wclk-text);
  font-size: 0.95rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease;
}
.wclk-search:focus {
  outline: none;
  border-color: var(--wclk);
  box-shadow: 0 0 0 2px var(--wclk-dim);
}
.wclk-search::placeholder { color: var(--wclk-text-dim); }

.wclk-search-results {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 240px;
  overflow-y: auto;
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.wclk-search-results.open { display: block; }
.wclk-search-item {
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--wclk-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.15s ease;
}
.wclk-search-item:hover, .wclk-search-item.highlighted {
  background: var(--wclk-dim);
}
.wclk-search-item-tz {
  color: var(--wclk-text-dim);
  font-size: 0.78rem;
}

/* ── Quick adds & presets ── */
.wclk-controls { margin-bottom: 1.5rem; }
.wclk-control-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.wclk-quick-adds {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  align-items: center;
}
.wclk-quick-label {
  font-size: 0.8rem;
  color: var(--wclk-text-dim);
  margin-right: 0.25rem;
}
.wclk-quick-btn, .wclk-preset {
  background: var(--wclk-dim);
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  color: var(--wclk);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.wclk-quick-btn:hover, .wclk-preset:hover {
  background: var(--wclk-glow);
  border-color: var(--wclk);
}
.wclk-quick-btn.added {
  opacity: 0.4;
  cursor: default;
  pointer-events: none;
}
.wclk-toggle {
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 6px;
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  color: var(--wclk-text);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
}
.wclk-toggle:hover {
  border-color: var(--wclk);
  color: var(--wclk);
}

/* ═══════════════════════════════════
   TAB 1: WORLD CLOCK
   ═══════════════════════════════════ */

.wclk-local {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 0.6rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
}
.wclk-local-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--wclk);
  font-weight: 600;
}
.wclk-local-time {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}
.wclk-local-details {
  font-size: 0.75rem;
  color: var(--wclk-text-dim);
  margin-left: auto;
}

/* Clock grid */
.wclk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}

/* Clock card */
.wclk-card {
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
  padding: 1rem 1.2rem;
  position: relative;
  transition: all 0.2s ease;
}
.wclk-card:hover {
  border-color: rgba(14, 165, 233, 0.3);
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.08);
}
.wclk-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}
.wclk-card-city {
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}
.wclk-card-remove {
  background: none;
  border: none;
  color: var(--wclk-text-dim);
  cursor: pointer;
  font-size: 1rem;
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  transition: all 0.15s ease;
  line-height: 1;
}
.wclk-card-remove:hover {
  color: var(--wclk-red);
  background: rgba(239, 68, 68, 0.1);
}
.wclk-card-time {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--wclk);
  line-height: 1.1;
}
.wclk-card-date {
  font-size: 0.8rem;
  color: var(--wclk-text-dim);
  margin-top: 0.2rem;
}
.wclk-card-meta {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}
.wclk-card-badge {
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(255,255,255,0.05);
  color: var(--wclk-text-dim);
  white-space: nowrap;
}
.wclk-card-badge.dst-active {
  background: rgba(234, 179, 8, 0.12);
  color: var(--wclk-yellow);
}
.wclk-card-badge.same-day { color: var(--wclk-green); }
.wclk-card-badge.diff-day { color: var(--wclk-yellow); }

/* ═══════════════════════════════════
   TAB 2: CONVERT
   ═══════════════════════════════════ */

.wclk-convert-form {
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
  padding: 1.2rem;
  margin-bottom: 1.5rem;
}
.wclk-convert-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}
.wclk-convert-presets {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

/* Result cards */
.wclk-convert-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}
.wclk-result-card {
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
  padding: 1rem 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.wclk-result-city {
  font-weight: 700;
  color: #fff;
  font-size: 0.95rem;
}
.wclk-result-day {
  font-size: 0.78rem;
  color: var(--wclk-text-dim);
  margin-top: 0.15rem;
}
.wclk-result-time {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--wclk);
  text-align: right;
}
.wclk-result-biz {
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  margin-top: 0.25rem;
  display: inline-block;
}
.wclk-result-biz.biz-green { background: rgba(34,197,94,0.12); color: var(--wclk-green); }
.wclk-result-biz.biz-yellow { background: rgba(234,179,8,0.12); color: var(--wclk-yellow); }
.wclk-result-biz.biz-red { background: rgba(239,68,68,0.12); color: var(--wclk-red); }

.wclk-result-remove {
  background: none;
  border: none;
  color: var(--wclk-text-dim);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: all 0.15s ease;
}
.wclk-result-remove:hover {
  color: var(--wclk-red);
  background: rgba(239,68,68,0.1);
}

/* DST warning */
.wclk-dst-warning {
  font-size: 0.75rem;
  color: var(--wclk-yellow);
  margin-top: 0.2rem;
}

/* ═══════════════════════════════════
   TAB 3: MEETING PLANNER
   ═══════════════════════════════════ */

.wclk-meeting-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: flex-end;
}

/* ── Step headers ── */
.wclk-step-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.wclk-section-box {
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  background: rgba(14, 165, 233, 0.04);
  border: 1px solid rgba(14, 165, 233, 0.15);
  border-radius: 16px;
}
.wclk-step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--wclk);
  color: #fff;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.wclk-step-text {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}

/* Meeting section divider */
.wclk-section-divider {
  text-align: center;
  margin: 2rem 0 1.5rem;
  position: relative;
}
.wclk-section-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--wclk-border);
}
.wclk-section-divider span {
  position: relative;
  background: var(--wclk-bg);
  padding: 0 1rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--wclk);
}

/* Presets bar */
.wclk-presets-bar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.wclk-presets-list {
  display: flex;
  gap: 0.3rem;
  align-items: center;
  flex-wrap: wrap;
}
.wclk-preset-del {
  background: none;
  border: none;
  color: var(--wclk-text-dim);
  cursor: pointer;
  font-size: 0.7rem;
  padding: 0.1rem 0.2rem;
  border-radius: 3px;
  transition: all 0.15s ease;
}
.wclk-preset-del:hover {
  color: var(--wclk-red);
  background: rgba(239,68,68,0.1);
}

/* Work hours editor */
.wclk-hours-edit {
  font-size: 0.65rem;
  color: var(--wclk);
  cursor: pointer;
  border-bottom: 1px dashed rgba(14,165,233,0.4);
  padding-bottom: 1px;
  transition: all 0.15s ease;
}
.wclk-hours-edit:hover {
  color: #fff;
  border-bottom-color: #fff;
}

/* Compromise slots */
.wclk-compromise-list {
  margin-top: 0.75rem;
}
.wclk-compromise-slot {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.wclk-compromise-slot:last-child { border-bottom: none; }
.wclk-compromise-rank {
  font-size: 1.2rem;
  flex-shrink: 0;
  line-height: 1;
  padding-top: 0.15rem;
}
.wclk-compromise-info strong {
  color: #fff;
  font-size: 0.9rem;
}
.wclk-compromise-affected {
  font-size: 0.78rem;
  color: var(--wclk-text-dim);
  margin-top: 0.2rem;
  line-height: 1.5;
}

/* ── Time slider ── */
.wclk-slider-wrap {
  margin-bottom: 1.2rem;
}
.wclk-slider-time {
  font-weight: 800;
  color: var(--wclk);
  font-size: 1rem;
  margin-left: 0.5rem;
}
.wclk-slider {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--wclk-border);
  border-radius: 3px;
  outline: none;
  margin: 0.5rem 0 0.3rem;
  cursor: pointer;
}
.wclk-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--wclk);
  cursor: grab;
  box-shadow: 0 0 8px var(--wclk-glow);
}
.wclk-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--wclk);
  cursor: grab;
  border: none;
  box-shadow: 0 0 8px var(--wclk-glow);
}
.wclk-slider-endpoints {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--wclk-text-dim);
}

/* ── Slider result cards ── */
.wclk-slider-results {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.wclk-slider-card {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.8rem;
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 14px;
  flex: 1;
  min-width: 160px;
}
.wclk-slider-card.period-morning { border-left: 3px solid #FBBF24; }
.wclk-slider-card.period-day { border-left: 3px solid #22C55E; }
.wclk-slider-card.period-evening { border-left: 3px solid #F97316; }
.wclk-slider-card.period-night { border-left: 3px solid #8B5CF6; }
.wclk-sc-flag { font-size: 1.2rem; }
.wclk-sc-info { flex: 1; min-width: 0; }
.wclk-sc-city { font-size: 0.8rem; color: var(--wclk-text-dim); }
.wclk-sc-time {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
}
.wclk-sc-date {
  font-size: 0.7rem;
  color: var(--wclk-text-dim);
  opacity: 0.7;
}
.wclk-sc-period {
  font-size: 0.68rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  white-space: nowrap;
}
.wclk-sc-period.morning { background: rgba(251,191,36,0.12); color: #FBBF24; }
.wclk-sc-period.day { background: rgba(34,197,94,0.12); color: #22C55E; }
.wclk-sc-period.evening { background: rgba(249,115,22,0.12); color: #F97316; }
.wclk-sc-period.night { background: rgba(139,92,246,0.12); color: #8B5CF6; }

/* Timeline */
.wclk-meeting-timeline { margin-bottom: 1rem; }
.wclk-timeline-row {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
  gap: 0.5rem;
}
.wclk-timeline-label {
  min-width: 140px;
  font-size: 0.85rem;
  color: #fff;
  font-weight: 600;
  text-align: right;
  flex-shrink: 0;
}
.wclk-timeline-label-sub {
  font-size: 0.7rem;
  color: var(--wclk-text-dim);
  font-weight: 400;
}
.wclk-timeline-bar {
  flex: 1;
  display: flex;
  height: 32px;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.wclk-timeline-hour {
  flex: 1;
  min-width: 0;
  position: relative;
}
.wclk-timeline-hour.period-day { background: rgba(34, 197, 94, 0.35); }
.wclk-timeline-hour.period-morning { background: rgba(251, 191, 36, 0.25); }
.wclk-timeline-hour.period-evening { background: rgba(249, 115, 22, 0.2); }
.wclk-timeline-hour.period-night { background: rgba(139, 92, 246, 0.15); }
.wclk-timeline-hour.golden { box-shadow: inset 0 0 0 2px var(--wclk-green); }
.wclk-timeline-hour.slider-active {
  box-shadow: inset 0 0 0 2px var(--wclk);
  z-index: 2;
  position: relative;
}

.wclk-timeline-remove {
  background: none;
  border: none;
  color: var(--wclk-text-dim);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0.2rem;
  flex-shrink: 0;
}
.wclk-timeline-remove:hover { color: var(--wclk-red); }

/* Hour labels */
.wclk-timeline-hours {
  display: flex;
  margin-left: calc(140px + 0.5rem);
  margin-right: calc(0.8rem + 0.2rem);
  margin-bottom: 0.75rem;
}
.wclk-timeline-hours span {
  flex: 1;
  text-align: center;
  font-size: 0.6rem;
  color: var(--wclk-text-dim);
  min-width: 0;
}

/* Legend */
.wclk-timeline-legend {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  margin-left: calc(140px + 0.5rem);
  flex-wrap: wrap;
}
.wclk-legend-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  color: var(--wclk-text-dim);
}
.wclk-legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
}
.wclk-legend-swatch.biz { background: rgba(34, 197, 94, 0.5); }
.wclk-legend-swatch.ext { background: rgba(234, 179, 8, 0.35); }
.wclk-legend-swatch.off { background: rgba(255, 255, 255, 0.08); }

/* Golden window */
.wclk-meeting-golden {
  margin-bottom: 1rem;
}
.wclk-golden-box {
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.25);
  border-radius: 16px;
  padding: 1rem 1.2rem;
  text-align: center;
}
.wclk-golden-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--wclk-green);
  margin-bottom: 0.4rem;
}
.wclk-golden-time {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
}
.wclk-golden-details {
  font-size: 0.8rem;
  color: var(--wclk-text-dim);
  margin-top: 0.4rem;
}
.wclk-no-golden {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.25);
}
.wclk-no-golden .wclk-golden-title { color: var(--wclk-yellow); }

/* Meeting summary copy */
.wclk-meeting-summary { text-align: center; }
.wclk-copy-btn {
  background: var(--wclk-dim);
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 0.6rem 1.2rem;
  color: var(--wclk);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}
.wclk-copy-btn:hover {
  background: var(--wclk-glow);
  border-color: var(--wclk);
}

/* ═══════════════════════════════════
   TAB 4: DST GUIDE
   ═══════════════════════════════════ */

.wclk-dst-content { max-width: 800px; margin: 0 auto; }
.wclk-dst-intro h2 {
  color: var(--wclk);
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}
.wclk-dst-intro p {
  color: var(--wclk-text);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.wclk-dst-tldr {
  background: var(--wclk-dim);
  border-left: 3px solid var(--wclk);
  padding: 0.8rem 1rem;
  border-radius: 0 8px 8px 0;
  font-size: 0.9rem;
  color: var(--wclk-text);
  line-height: 1.6;
  margin-bottom: 2rem;
}
.wclk-dst-section { margin-bottom: 2rem; }
.wclk-dst-section h3 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}
.wclk-dst-gotchas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}
.wclk-dst-card {
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
  padding: 1rem;
}
.wclk-dst-card strong {
  color: #fff;
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}
.wclk-dst-card p {
  color: var(--wclk-text-dim);
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 0;
}

/* DST info box */
.wclk-dst-info {
  margin-top: 1rem;
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
  padding: 1.2rem;
  display: none;
}
.wclk-dst-info.visible { display: block; }
.wclk-dst-info h4 {
  color: #fff;
  margin-bottom: 0.5rem;
}
.wclk-dst-info p {
  color: var(--wclk-text);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0.3rem 0;
}

/* DST map groups */
.wclk-dst-map {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.wclk-dst-group {
  background: var(--wclk-card);
  border: 1px solid var(--wclk-border);
  border-radius: 16px;
  padding: 1rem;
}
.wclk-dst-group h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}
.wclk-dst-group p {
  color: var(--wclk-text-dim);
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 0;
}

/* ═══════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════ */

@media (max-width: 768px) {
  .wclk-convert-row { flex-direction: column; }
  .wclk-meeting-controls { flex-direction: column; }
  .wclk-dst-map { grid-template-columns: 1fr; }
  .wclk-timeline-label { min-width: 90px; font-size: 0.75rem; }
  .wclk-timeline-hours { margin-left: calc(90px + 0.5rem); }
  .wclk-timeline-legend { margin-left: 0; }
  /* Mobile timeline: horizontal scroll */
  .wclk-meeting-timeline { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .wclk-timeline-row { min-width: 600px; }
  .wclk-timeline-hours { min-width: 600px; }
}

@media (max-width: 480px) {
  .wclk-grid { grid-template-columns: 1fr; }
  .wclk-convert-results { grid-template-columns: 1fr; }
  .wclk-dst-gotchas { grid-template-columns: 1fr; }
  .wclk-tab { padding: 0.6rem 0.7rem; font-size: 0.8rem; }
  .wclk-timeline-label { min-width: 70px; font-size: 0.68rem; }
  .wclk-timeline-hours { margin-left: calc(70px + 0.5rem); }
  .wclk-presets-bar { flex-direction: column; align-items: flex-start; }
}