:root {
  --bg: #fbf7f0;
  --card: #ffffff;
  --text: #2d2a26;
  --muted: #837b6f;
  --accent: #e8825a;
  --accent-soft: #fbe6da;
  --line: #efe6da;
  --shadow: 0 2px 10px rgba(60, 45, 25, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1a17;
    --card: #262320;
    --text: #f1ece3;
    --muted: #a89f90;
    --accent: #f0966b;
    --accent-soft: #3a2c22;
    --line: #3a352e;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "PingFang TC", "Microsoft JhengHei", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 16px 80px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.topbar h1 { font-size: 18px; margin: 0; }
.topbar a.btn, button.btn, a.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  cursor: pointer;
}
.topbar a.btn { display: inline-block; }

.trip-card {
  display: block;
  background: var(--card);
  border-radius: 16px;
  padding: 16px 18px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  color: var(--text);
}
.trip-card .emoji { font-size: 28px; }
.trip-card .title { font-size: 18px; font-weight: 600; margin: 6px 0 4px; }
.trip-card .meta { color: var(--muted); font-size: 13px; }
.trip-card .status {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 60px 20px;
}

.day-block {
  background: var(--card);
  border-radius: 16px;
  padding: 16px 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.day-block h2 { margin: 0 0 10px; font-size: 17px; }
.day-title { color: var(--muted); font-size: 13px; margin-bottom: 10px; }

.stop {
  border-left: 3px solid var(--accent-soft);
  padding: 6px 0 6px 14px;
  margin-bottom: 12px;
}
.stop .time { font-size: 12px; color: var(--muted); }
.stop .name { font-weight: 600; margin: 2px 0; }
.stop .addr { font-size: 13px; color: var(--muted); }
.stop .note { font-size: 13px; margin-top: 4px; }
.stop .links { margin-top: 6px; font-size: 13px; display: flex; flex-wrap: wrap; gap: 10px; }
.stop .travel { font-size: 12px; color: var(--accent); margin-top: 4px; }
.badge-booking {
  display: inline-block;
  font-size: 11px;
  background: var(--accent);
  color: #fff;
  padding: 1px 8px;
  border-radius: 999px;
  margin-left: 6px;
}

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input, textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
}
textarea { resize: vertical; min-height: 70px; }

.accom-row { display: flex; gap: 8px; margin-bottom: 8px; }
.accom-row input { flex: 1; }
.accom-row button { flex: 0 0 auto; }

.row2 { display: flex; gap: 10px; }
.row2 > div { flex: 1; }

.submit-btn {
  width: 100%;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 14px;
  border-radius: 12px;
  font-size: 16px;
  cursor: pointer;
  margin-top: 8px;
}
.submit-btn:disabled { opacity: 0.6; }

.loading {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted);
}

.login-box {
  max-width: 360px;
  margin: 15vh auto;
  padding: 28px;
  background: var(--card);
  border-radius: 16px;
  box-shadow: var(--shadow);
  text-align: center;
}
.login-box h1 { font-size: 22px; margin-bottom: 18px; }
.error-text { color: #d24; font-size: 13px; margin-top: 8px; min-height: 18px; }

.add-link {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
}

.callout {
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 14px;
  font-size: 14px;
  display: flex;
  gap: 10px;
}
.callout .ic { font-size: 18px; flex: 0 0 auto; }
.callout.yellow { background: #fdf1cf; color: #6b5320; }
.callout.red { background: #fbdede; color: #7a2020; }
.callout.gray { background: var(--accent-soft); color: var(--text); font-size: 13px; }
.callout.purple { background: #ecdefb; color: #4a2a70; }
.callout.green { background: #dcf3e0; color: #205a2e; }
@media (prefers-color-scheme: dark) {
  .callout.yellow { background: #4a3d1a; color: #f0dca0; }
  .callout.red { background: #4a2020; color: #f0b0b0; }
  .callout.purple { background: #362249; color: #dcc4f5; }
  .callout.green { background: #1f3a26; color: #b8e6c2; }
}

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li {
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.checklist li:last-child { border-bottom: none; }
.checklist .done { color: var(--muted); text-decoration: line-through; }

.tips-list { margin: 0; padding-left: 20px; font-size: 14px; }
.tips-list li { margin-bottom: 6px; }