.page { padding: 40px 20px; max-width: 1100px; margin: 0 auto; }
.page h1 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.page .subtitle { color: #888; margin-bottom: 24px; font-size: 14px; }

label {
  display: block; font-size: 12px; font-weight: 600; color: #aaa;
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px;
}

.sec { margin-bottom: 36px; }
.sec-title {
  font-size: 13px; font-weight: 700; color: #fff; text-transform: uppercase;
  letter-spacing: 1.5px; margin-bottom: 14px; padding-bottom: 10px;
  border-bottom: 1px solid #1f1f1f;
}

.convert-form {
  display: grid; grid-template-columns: auto auto 1fr 1fr; gap: 14px;
  margin-bottom: 20px;
  background: #141414; border: 1px solid #262626; border-radius: 12px;
  padding: 20px;
}
.convert-form > div { min-width: 0; }

input[type="date"], input[type="time"], input[type="text"] {
  width: 100%; background: #0d0d0d; border: 1px solid #2a2a2a; border-radius: 6px;
  color: #e1e1e1; padding: 10px 12px; font-size: 14px;
  font-family: inherit; outline: none;
}
input:focus { border-color: #ff4444; }

.tz-picker { position: relative; }
.tz-dropdown {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0;
  background: #161616; border: 1px solid #2a2a2a; border-radius: 8px;
  max-height: 280px; overflow-y: auto; z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  display: none;
}
.tz-picker.open .tz-dropdown { display: block; }
.tz-group-head {
  padding: 6px 12px; color: #666; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.5px;
  background: #111; border-bottom: 1px solid #222;
  position: sticky; top: 0;
}
.tz-item {
  padding: 8px 12px; color: #bbb; font-size: 13px; cursor: pointer;
  display: flex; justify-content: space-between; gap: 10px;
}
.tz-item:hover { background: #1f1f1f; color: #fff; }
.tz-item .offset {
  color: #666; font-family: 'SF Mono', Monaco, monospace; font-size: 12px;
}

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: #1a1a1a; border: 1px solid #2a2a2a;
  color: #ccc; font-size: 12px; padding: 4px 8px; border-radius: 14px;
}
.chip button {
  background: transparent; border: none; color: #888; cursor: pointer;
  font-size: 14px; line-height: 1; padding: 0; margin-left: 2px;
}
.chip button:hover { color: #f87171; }

.convert-results {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}
.result-card {
  background: #141414; border: 1px solid #262626;
  border-radius: 10px; padding: 16px;
}
.result-card .zone-name { color: #fff; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.result-card .result-time {
  color: #ff4444; font-size: 22px; font-weight: 700;
  font-family: 'SF Mono', Monaco, monospace; margin-bottom: 4px;
}
.result-card .result-date { color: #888; font-size: 12px; display: flex; gap: 8px; align-items: center; }
.day-badge {
  padding: 2px 6px; border-radius: 4px; font-size: 11px;
  background: #2a1818; color: #fbbf24;
}

.wc-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.wc-card {
  background: #141414; border: 1px solid #262626;
  border-radius: 10px; padding: 18px; position: relative;
}
.wc-card.business { border-color: #2d4a2d; }
.wc-card.night { border-color: #2a2a3f; }
.wc-card .remove-btn {
  position: absolute; top: 10px; right: 10px;
  background: transparent; border: none; color: #666;
  cursor: pointer; font-size: 16px; line-height: 1;
}
.wc-card .remove-btn:hover { color: #f87171; }
.wc-card .wc-city { color: #fff; font-weight: 600; font-size: 15px; margin-bottom: 6px; padding-right: 20px; }
.wc-card .wc-time {
  color: #ff4444; font-size: 26px; font-weight: 700;
  font-family: 'SF Mono', Monaco, monospace; margin-bottom: 4px;
}
.wc-card .wc-meta { color: #888; font-size: 12px; }
.wc-card .wc-status {
  margin-top: 10px; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.5px; font-weight: 600;
}
.wc-card.business .wc-status { color: #4ade80; }
.wc-card.night .wc-status { color: #60a5fa; }

.wc-add { margin-bottom: 16px; max-width: 340px; }

@media (max-width: 800px) {
  .convert-form { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .convert-form { grid-template-columns: 1fr; }
}