/* ===== Variables ===== */
:root {
  --color-bg:             #F7F4EF;
  --color-bg-card:        #FFFFFF;
  --color-bg-sunken:      #EFECE6;
  --color-bg-overlay:     rgba(247,244,239,0.92);

  --color-text-primary:   #2b1206;
  --color-text-secondary: #6B6860;
  --color-text-tertiary:  #A8A49D;
  --color-text-inverse:   #F7F4EF;

  --color-primary:        #2b1206;
  --color-primary-light:  #8c776d;
  --color-primary-pale:   #dbccc6;

  --color-accent:         #A0616A;
  --color-accent-light:   #C4888F;
  --color-accent-pale:    #F5ECED;

  --color-success:        #4A7C59;
  --color-success-pale:   #E8F2EC;
  --color-warning:        #B5763A;
  --color-warning-pale:   #FAF0E4;
  --color-danger:         #8B3A3A;
  --color-danger-pale:    #FAECEC;

  --color-border:         #E0DBD3;
  --color-border-light:   #EDE9E3;
  --color-border-strong:  #C8C2BA;

  --color-date-active-bg:   #2b1206;
  --color-date-active-text: #F7F4EF;
  --color-date-today-dot:   #A0616A;

  --font-zh:   "PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif , "Playfair Display";
  --font-en:   "SF Pro Text","Helvetica Neue","Segoe UI",system-ui,sans-serif;
  --font-mono: "SF Mono","Fira Code","Consolas",monospace;
  --font-deco:     "Georgia","Palatino Linotype",serif;
  --font-zh-sans:  "Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
  --font-zh-serif: "Noto Serif TC","Songti TC","PMingLiU","MingLiU",serif;
  --font-en-serif: "Cormorant Garamond","Lora","Georgia",serif;
  --font-number:   "Cormorant Garamond","Georgia",serif;

  --text-xs:   13px;
  --text-sm:   15px;
  --text-base: 17px;
  --text-md:   18px;
  --text-lg:   21px;
  --text-xl:   26px;
  --text-2xl:  32px;
  --text-3xl:  40px;
  --line-body:  1.7;
  --line-title: 1.35;

  --space-1:  4px;  --space-2:  8px;  --space-3: 12px;  --space-4: 16px;
  --space-5: 20px;  --space-6: 24px;  --space-8: 32px;  --space-10:40px;

  --radius-sm:   6px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  20px;
  --radius-full:9999px;

  --shadow-xs: 0 1px 3px rgba(28,28,30,0.06);
  --shadow-sm: 0 2px 8px rgba(28,28,30,0.08);
  --shadow-md: 0 4px 16px rgba(28,28,30,0.10);
  --shadow-lg: 0 8px 24px rgba(28,28,30,0.12);
  --shadow-nav:0 -2px 12px rgba(28,28,30,0.08);
  --shadow-fab:0 4px 20px rgba(28,28,30,0.20);

  --nav-height:  64px;
  --page-bottom: 80px;
  --max-width:  480px;
  --page-px:    16px;
}

/* ===== Reset ===== */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body { font-family: var(--font-zh-sans); font-size: var(--text-base); background: var(--color-bg); color: var(--color-text-primary); line-height: var(--line-body); -webkit-font-smoothing: antialiased; word-break: keep-all; overflow-wrap: break-word; overflow-x: hidden; }
button { border: none; cursor: pointer; font-family: inherit; font-size: inherit; background: none; padding: 0; }
h1, h2, h3, h4,
.page-title, .trip-title, .section-label,
.tn-zh, .expense-title,
.bdg-section-title, .bdg-backup-title, .bdg-sync-title,
.feature-title { font-family: var(--font-zh-serif); }
a { color: inherit; text-decoration: none; }
ul,ol { list-style: none; }
img { display: block; max-width: 100%; }
table { border-collapse: collapse; width: 100%; }

/* ===== Layout ===== */
.app-wrapper { max-width: var(--max-width); margin: 0 auto; min-height: 100vh; background: var(--color-bg); position: relative; }
.pages-container { height: 100vh; overflow: hidden; }
.page { display: none; height: 100vh; overflow-y: auto; overflow-x: hidden; padding-bottom: var(--page-bottom); -webkit-overflow-scrolling: touch; }
.page.active { display: block; }

/* ===== Bottom Navigation ===== */
.bottom-nav {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: var(--max-width);
  height: var(--nav-height);
  background: rgba(255,255,255,0.97);
  box-shadow: var(--shadow-nav);
  display: flex; align-items: center;
  z-index: 200;
  border-top: 1px solid var(--color-border-light);
}
.nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 3px;
  color: var(--color-text-tertiary); padding: 8px 0;
  transition: color 0.15s;
  font-size: 14px; letter-spacing: 0.04em;
}
.nav-item.active { color: var(--color-primary); }
.nav-item svg { flex-shrink: 0; }
.nav-home {
  width: 56px; height: 56px; border-radius: var(--radius-full);
  background: var(--color-date-active-bg); color: var(--color-text-inverse) !important;
  margin-top: -8px; box-shadow: var(--shadow-fab);
  flex: none; font-size: 0;
  transition: transform 0.15s;
}
.nav-home:active { transform: scale(0.93); }
.nav-home.active { background: var(--color-primary); }

/* ===== Page Header (non-home) ===== */
.page-header {
  padding: 20px var(--page-px) 12px;
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-bg);
  position: sticky; top: 0; z-index: 10;
}
.page-title { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; line-height: var(--line-title); word-break: keep-all; }
.page-content { padding: var(--space-4) var(--page-px); }

/* ===== Section ===== */
.section { padding: var(--space-5) 0; }
.section-label {
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.12em;
  color: var(--color-text-tertiary); text-transform: uppercase;
  padding: 0 var(--page-px); margin-bottom: var(--space-3);
}

/* ===== Home Header ===== */
.home-header {
  padding: 28px var(--page-px) 18px;
}
.home-header-row {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 14px;
}
.home-header-text { flex: 1; }
.home-subtext {
  font-size: var(--text-xs); font-family: var(--font-en-serif);
  color: var(--color-text-tertiary); font-style: italic;
  letter-spacing: 0.06em; margin-bottom: 6px;
}
.trip-title {
  font-size: var(--text-2xl); font-weight: 800;
  letter-spacing: -0.03em; line-height: var(--line-title);
  color: var(--color-text-primary);
  word-break: keep-all; overflow-wrap: break-word;
}
.trip-countdown {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--color-date-active-bg); color: var(--color-text-inverse);
  border-radius: var(--radius-full); padding: 5px 14px;
  font-size: var(--text-sm); font-weight: 600;
}
.trip-in-progress { background: var(--color-primary); }

/* ===== Home Date Section ===== */
.home-date-section {
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

/* ===== Home Progress ===== */
.home-progress-section { padding: 14px var(--page-px) 10px; }
.prog-row { display: flex; align-items: baseline; gap: 6px; margin-bottom: 8px; }
.prog-day { font-size: var(--text-sm); color: var(--color-text-secondary); }
.prog-day strong {
  font-size: var(--text-xl); font-weight: 800;
  color: var(--color-text-primary); font-family: var(--font-number);
}
.prog-of { font-size: var(--text-sm); color: var(--color-text-tertiary); }
.prog-bar {
  height: 4px; background: var(--color-bg-sunken);
  border-radius: var(--radius-full); overflow: hidden;
}
.prog-fill {
  height: 100%; background: var(--color-date-active-bg);
  border-radius: var(--radius-full); transition: width 0.4s ease;
}

/* ===== Quick Cards ===== */
#quick-cards { padding: 0 var(--page-px); }
.quick-card {
  background: var(--color-bg-card); border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs); border: 1px solid var(--color-border-light);
  padding: 12px 14px; display: flex; align-items: center; gap: 12px;
  cursor: pointer; margin-bottom: 8px; transition: box-shadow 0.15s;
}
.quick-card:active { box-shadow: var(--shadow-sm); }
.quick-card:last-child { margin-bottom: 0; }
.quick-card-icon {
  width: 40px; height: 40px; border-radius: var(--radius-md);
  background: var(--color-primary-pale); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.quick-card-body { flex: 1; }
.quick-card-title { font-size: var(--text-base); font-weight: 600; }
.quick-card-sub { font-size: var(--text-xs); color: var(--color-text-tertiary); margin-top: 2px; }
.quick-card-arr { color: var(--color-text-tertiary); flex-shrink: 0; }

/* ===== Today More Events ===== */
.today-more {
  padding: 8px 16px; border-top: 1px solid var(--color-border-light);
}
.today-more-text { font-size: var(--text-xs); color: var(--color-text-tertiary); font-weight: 500; }

/* ===== Trip Notes Cards (London & Paris) ===== */

/* London: 淡奶茶色系 */
.trip-notes-card.london {
  --tnc-bg:       #faf6ee;
  --tnc-icon-bg:  rgba(180, 140, 80, 0.12);
  --tnc-icon-clr: #9B6E2E;
  --tnc-en-clr:   #B5905A;
  --tnc-zh-clr:   #3D2B1A;
  --tnc-text-clr: #5A3E28;
  --tnc-dot-clr:  #C4933A;
}

/* Paris: 淡灰粉色系 */
.trip-notes-card.paris {
  --tnc-bg:       #f8f0f3;
  --tnc-icon-bg:  rgba(160, 97, 120, 0.12);
  --tnc-icon-clr: #9B5568;
  --tnc-en-clr:   #B5707F;
  --tnc-zh-clr:   #38191F;
  --tnc-text-clr: #562535;
  --tnc-dot-clr:  #C98898;
}

/* Shared structure */
.trip-notes-card {
  background: var(--tnc-bg);
  border-radius: var(--radius-lg);
  padding: 16px;
  overflow: hidden;
  box-sizing: border-box;
  max-width: 100%;
}
.trip-notes-card * { box-sizing: border-box; }
.tn-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.tn-icon {
  width: 38px;
  height: 38px;
  background: var(--tnc-icon-bg);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--tnc-icon-clr);
}
.tn-title-block { flex: 1; }
.tn-en {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-en-serif);
  color: var(--tnc-en-clr);
  line-height: 1.2;
}
.tn-zh {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--tnc-zh-clr);
  line-height: 1.3;
  margin-top: 1px;
}
.tn-items {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.tn-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--tnc-text-clr);
  min-width: 0;
  word-break: normal;
  overflow-wrap: anywhere;
}
.trip-notes-card li {
  overflow-wrap: anywhere;
  word-break: normal;
  max-width: 100%;
}
.trip-notes-card strong,
.trip-notes-card span {
  overflow-wrap: anywhere;
  word-break: normal;
}
.tn-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--tnc-dot-clr);
  flex-shrink: 0;
  margin-top: 7px;
}

/* ===== Travel Notes Banner ===== */
.notes-banner {
  margin: 0 var(--page-px);
  background: var(--color-date-active-bg);
  border-radius: var(--radius-lg); padding: 20px var(--space-5);
  display: flex; align-items: center; gap: 12px;
  cursor: pointer; transition: opacity 0.15s;
}
.notes-banner:active { opacity: 0.85; }
.notes-banner-inner { flex: 1; }
.notes-banner-eyebrow {
  font-size: var(--text-xs); font-family: var(--font-en-serif);
  color: rgba(247,244,239,0.55); font-style: italic;
  letter-spacing: 0.08em; margin-bottom: 4px;
}
.notes-banner-title {
  font-size: var(--text-lg); font-weight: 700;
  color: var(--color-text-inverse); margin-bottom: 4px;
}
.notes-banner-desc { font-size: var(--text-sm); color: rgba(247,244,239,0.65); }
.notes-banner-chevron { color: rgba(247,244,239,0.5); flex-shrink: 0; }

/* ===== Date Scroll ===== */
.date-scroll-wrapper {
  overflow-x: auto; overflow-y: hidden;
  scrollbar-width: none; -ms-overflow-style: none;
  padding: var(--space-2) 0;
}
.date-scroll-wrapper::-webkit-scrollbar { display: none; }
.date-scroll {
  display: flex; gap: 8px;
  padding: 6px var(--page-px) 6px;
  width: max-content;
}
.date-card {
  width: 54px; flex-shrink: 0;
  display: flex; flex-direction: column; align-items: center;
  gap: 1px; padding: 8px 4px 10px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer; transition: all 0.15s;
  position: relative;
}
.date-card:active { transform: scale(0.95); }
.date-card.active {
  background: var(--color-date-active-bg);
  border-color: var(--color-date-active-bg);
  box-shadow: var(--shadow-md);
}
.date-card.today .date-dot { display: block; }
.date-card-day {
  font-size: 10px; font-family: var(--font-en-serif); letter-spacing: 0.06em;
  color: var(--color-text-tertiary); font-weight: 600;
}
.date-card.active .date-card-day { color: rgba(247,244,239,0.55); }
.date-card-num {
  font-size: var(--text-lg); font-weight: 700; font-family: var(--font-number);
  line-height: 1.1; color: var(--color-text-primary);
}
.date-card.active .date-card-num { color: var(--color-text-inverse); }
.date-card-month {
  font-size: 8px; font-family: var(--font-en-serif); letter-spacing: 0.04em;
  color: var(--color-text-tertiary);
}
.date-card.active .date-card-month { color: rgba(247,244,239,0.5); }
.date-card-weekday {
  font-size: 8px; font-family: var(--font-en-serif); letter-spacing: 0.04em;
  color: var(--color-text-tertiary);
}
.date-card.active .date-card-weekday { color: rgba(247,244,239,0.45); }
.date-dot {
  display: none; width: 4px; height: 4px; border-radius: 50%;
  background: var(--color-date-today-dot);
  position: absolute; bottom: 4px;
}
.date-card.active .date-dot { background: rgba(247,244,239,0.5); display: block; }

/* ===== Today Summary Card ===== */
.today-card {
  margin: 0 var(--page-px);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  box-sizing: border-box;
  max-width: 100%;
}
.today-card * { box-sizing: border-box; }
.today-card-header {
  padding: 14px 16px 10px;
  border-bottom: 1px solid var(--color-border-light);
  display: flex; align-items: flex-start; gap: 10px;
}
.today-day-badge {
  flex-shrink: 0;
  width: 40px; height: 40px; border-radius: var(--radius-md);
  background: var(--color-primary-pale);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.today-day-label { font-size: 9px; color: var(--color-primary); font-weight: 600; letter-spacing: 0.05em; }
.today-day-num   { font-size: var(--text-md); font-weight: 800; color: var(--color-primary); line-height: 1; }
.today-info { flex: 1; min-width: 0; }
.today-city {
  font-size: var(--text-xs); font-family: var(--font-en-serif);
  color: var(--color-text-tertiary); letter-spacing: 0.08em;
  text-transform: uppercase; margin-bottom: 2px;
}
.today-title { font-size: var(--text-md); font-weight: 700; line-height: 1.2; word-break: normal; overflow-wrap: anywhere; }
.today-theme { font-size: var(--text-sm); color: var(--color-text-secondary); margin-top: 4px; line-height: 1.4; word-break: normal; overflow-wrap: anywhere; }
.intensity-badge {
  flex-shrink: 0;
  font-size: var(--text-xs); font-weight: 600;
  padding: 3px 8px; border-radius: var(--radius-full);
}
.intensity-light  { background: var(--color-success-pale); color: var(--color-success); }
.intensity-normal { background: var(--color-warning-pale); color: var(--color-warning); }
.intensity-heavy  { background: var(--color-accent-pale);  color: var(--color-accent); }

.today-events { padding: 8px 0; }
.today-event-item {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 16px;
  border-bottom: 1px solid var(--color-border-light);
}
.today-event-item:last-child { border-bottom: none; }
.today-event-time {
  font-size: var(--text-xs); font-family: var(--font-mono);
  color: var(--color-text-tertiary); min-width: 44px; width: auto; flex-shrink: 0;
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
.today-event-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
  border: 2px solid var(--cat-color, var(--color-primary));
}
.today-event-title { font-size: var(--text-sm); flex: 1; min-width: 0; word-break: normal; overflow-wrap: anywhere; }

.today-card-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--color-border-light);
}
.btn-view-schedule {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--color-primary-pale); color: var(--color-primary);
  font-size: var(--text-sm); font-weight: 600;
  padding: 11px; min-height: 44px; border-radius: var(--radius-md);
  transition: background 0.15s;
}
.btn-view-schedule:active { background: #D8E0F0; }

@media (max-width: 480px) {
  .today-card {
    padding: 0;
    border-radius: 20px;
  }
  .today-card-header {
    padding: 14px 14px 10px;
  }
  .today-event-item {
    padding: 7px 14px;
  }
  .today-card-footer {
    padding: 10px 14px;
  }
  .today-title {
    font-size: var(--text-base);
    line-height: 1.3;
  }
  .today-theme {
    font-size: var(--text-sm);
    line-height: 1.5;
  }
  .today-event-title {
    font-size: var(--text-sm);
    line-height: 1.5;
  }
}

/* ===== Reminders ===== */
.today-reminders {
  margin: 8px var(--page-px) 0;
}
.reminder-item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 0;
  font-size: var(--text-sm); color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-light);
}
.reminder-item:last-child { border-bottom: none; }
.reminder-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--color-accent); margin-top: 6px; flex-shrink: 0; }

/* ===== Feature Grid ===== */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 0 var(--page-px);
}
.feature-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: 22px 18px 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  border: 1px solid var(--color-border-light);
}
.feature-card:active { transform: scale(0.97); }
.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-en {
  font-size: 12px;
  font-family: var(--font-en-serif);
  font-weight: 500;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  line-height: 1;
  margin-bottom: 5px;
}
.feature-title {
  font-size: var(--text-xl);
  font-family: var(--font-zh-serif);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.25;
  margin-bottom: 5px;
}
.feature-desc {
  font-size: var(--text-xs);
  font-family: var(--font-zh-sans);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== Travel Notes Entry ===== */
.travel-notes-entry {
  margin: 0 var(--page-px);
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 14px 16px;
  display: flex; align-items: center; gap: 12px;
  cursor: pointer;
}
.notes-entry-icon { color: var(--color-primary); flex-shrink: 0; }
.notes-entry-text { flex: 1; }
.notes-entry-title { font-size: var(--text-base); font-weight: 600; }
.notes-entry-desc  { font-size: var(--text-xs); color: var(--color-text-tertiary); margin-top: 2px; }
.notes-entry-chevron { color: var(--color-text-tertiary); flex-shrink: 0; }

/* ===== Schedule Day Card ===== */
.sched-day-card {
  margin: var(--space-4) var(--page-px) var(--space-3);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 16px;
}
.sched-day-hd {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.sched-day-left { display: flex; align-items: baseline; gap: 8px; }
.sched-day-num {
  font-size: var(--text-xl); font-weight: 800; font-family: var(--font-number);
  color: var(--color-text-primary); letter-spacing: -0.02em;
}
.sched-day-city {
  font-size: var(--text-sm); font-family: var(--font-en-serif); font-style: italic;
  color: var(--color-text-tertiary); letter-spacing: 0.04em;
}
.sched-day-title { font-size: var(--text-md); font-weight: 700; margin-bottom: 6px; word-break: keep-all; overflow-wrap: break-word; line-height: var(--line-title); }
.sched-day-theme {
  font-size: var(--text-sm); color: var(--color-text-secondary);
  line-height: 1.7; margin-bottom: 10px;
}
.sched-day-hotel {
  display: flex; align-items: center; gap: 6px;
  font-size: var(--text-xs); color: var(--color-text-secondary);
  padding-top: 10px; border-top: 1px solid var(--color-border-light);
}

/* ===== Schedule Reminders ===== */
.sched-reminders { padding: 0 var(--page-px) 4px; }

/* ===== Timeline Card — New Design ===== */
.tl-card { cursor: default; }
.tl-card-hd {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 8px;
}
.tl-badges { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.must-badge {
  font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  padding: 2px 7px; border-radius: var(--radius-full); text-transform: uppercase;
  background: var(--color-warning-pale); color: var(--color-warning);
}
.tl-done-btn {
  width: 22px; height: 22px; border-radius: var(--radius-full);
  border: 2px solid var(--color-border-strong);
  background: transparent; color: transparent;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: all 0.2s; cursor: pointer;
}
.tl-done-btn.is-done {
  background: var(--color-success); border-color: var(--color-success);
  color: #fff;
}
.tl-title {
  font-size: var(--text-base); font-weight: 600; line-height: var(--line-title);
  color: var(--color-text-primary); margin-bottom: 8px;
  word-break: keep-all; overflow-wrap: break-word;
}
.tl-title.done-text { text-decoration: line-through; color: var(--color-text-tertiary); }
.tl-loc {
  display: flex; align-items: flex-start; gap: 4px;
  font-size: var(--text-xs); color: var(--color-text-secondary);
  font-family: var(--font-en-serif); letter-spacing: 0.02em; margin-bottom: 4px;
}
.tl-loc span { line-height: 1.4; }
.tl-dur {
  display: flex; align-items: center; gap: 5px;
  font-size: var(--text-xs); color: var(--color-text-tertiary);
  font-family: var(--font-mono); margin-bottom: 6px;
}

/* ===== Expandable Details ===== */
.tl-expand {
  border-top: 1px solid var(--color-border-light);
  margin-top: 6px;
}
.tl-expand-hd {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 0; cursor: pointer; user-select: none;
}
.tl-expand-lbl {
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.04em;
  color: var(--color-text-tertiary);
}
.tl-expand-ico { color: var(--color-text-tertiary); transition: transform 0.2s; flex-shrink: 0; }
.tl-expand-hd.open .tl-expand-ico { transform: rotate(180deg); }
.tl-expand-body { display: none; padding-bottom: 4px; }
.tl-expand-body.open { display: block; }
.tl-note-row span:last-child { color: var(--color-text-secondary); line-height: 1.5; }

/* ===== Timeline Actions ===== */
.tl-actions {
  display: flex; gap: 8px;
  margin-top: 10px; padding-top: 10px;
  border-top: 1px solid var(--color-border-light);
}
.btn-tl-nav, .btn-tl-map {
  flex: 1; display: flex; align-items: center; justify-content: center;
  gap: 5px; padding: 10px 10px; min-height: 44px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600;
  transition: opacity 0.15s;
}
.btn-tl-nav { background: var(--color-primary); color: var(--color-text-inverse); }
.btn-tl-map {
  background: var(--color-bg-sunken); color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.btn-tl-nav:active, .btn-tl-map:active { opacity: 0.75; }

/* ===== Done State ===== */
.tl-item.is-done .tl-card { opacity: 0.6; }


/* ===== Legacy (kept for today-summary backward compat) ===== */
.day-info-card {
  margin: var(--space-4) var(--page-px) var(--space-3);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 14px 16px;
}
.day-info-top {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.day-info-title { font-size: var(--text-md); font-weight: 700; }
.day-info-city  { font-size: var(--text-xs); font-family: var(--font-en-serif); color: var(--color-text-tertiary); letter-spacing: 0.08em; }
.day-info-meta  { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 4px; }
.day-info-hotel { font-size: var(--text-xs); color: var(--color-text-secondary); display: flex; align-items: center; gap: 4px; }
.day-info-theme { font-size: var(--text-sm); color: var(--color-text-secondary); line-height: 1.4; margin-top: 8px; }

.timeline { padding: 0 var(--page-px) var(--space-4); }
.tl-item { display: flex; gap: 0; margin-bottom: 0; }
.tl-axis {
  width: 44px; flex-shrink: 0;
  display: flex; flex-direction: column; align-items: center; padding-top: 10px;
}
.tl-time {
  font-size: 11px; font-family: var(--font-mono);
  color: var(--color-text-tertiary); margin-bottom: 4px; white-space: nowrap;
}
.tl-dot {
  width: 10px; height: 10px; border-radius: 50%;
  border: 2px solid var(--cat-color, var(--color-primary));
  background: var(--color-bg-card); flex-shrink: 0; z-index: 1;
}
.tl-dot.completed { background: var(--color-success); border-color: var(--color-success); }
.tl-line { width: 1px; background: var(--color-border); flex: 1; min-height: 16px; }
.tl-item:last-child .tl-line { display: none; }

.tl-card {
  flex: 1; background: var(--color-bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  border-left: 3px solid var(--cat-color, var(--color-primary));
  padding: 10px 12px;
  margin-bottom: 10px; margin-left: 8px;
  cursor: pointer; transition: box-shadow 0.15s;
}
.tl-card:active { box-shadow: var(--shadow-sm); }
.tl-card.completed .tl-card-title { text-decoration: line-through; color: var(--color-text-tertiary); }

.tl-card-top {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 6px;
}
.tl-card-title { font-size: var(--text-base); font-weight: 600; flex: 1; line-height: 1.3; }
.tl-card-title-row { display: flex; align-items: center; gap: 6px; flex: 1; }

.cat-badge {
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em;
  padding: 2px 7px; border-radius: var(--radius-full);
  white-space: nowrap; flex-shrink: 0;
  background: var(--cat-pale, var(--color-primary-pale));
  color: var(--cat-color, var(--color-primary));
}
.tl-location {
  font-size: var(--text-xs); color: var(--color-text-tertiary);
  font-family: var(--font-en-serif); letter-spacing: 0.03em;
  display: flex; align-items: center; gap: 4px; margin-top: 5px;
}
.tl-details {
  margin-top: 8px; padding-top: 8px;
  border-top: 1px solid var(--color-border-light);
  display: none;
}
.tl-details.open { display: block; }
.tl-detail-row {
  font-size: var(--text-xs); color: var(--color-text-secondary);
  display: flex; gap: 6px; margin-bottom: 4px; align-items: flex-start;
}
.tl-detail-label { color: var(--color-text-tertiary); flex-shrink: 0; min-width: 28px; }

.tl-card-actions {
  display: flex; gap: 8px; margin-top: 10px; padding-top: 8px;
  border-top: 1px solid var(--color-border-light);
}
.btn-sm {
  font-size: var(--text-xs); font-weight: 600;
  padding: 5px 12px; border-radius: var(--radius-full);
  display: flex; align-items: center; gap: 4px;
  transition: background 0.15s;
}
.btn-navigate {
  background: var(--color-primary); color: var(--color-text-inverse);
}
.btn-navigate:active { background: var(--color-primary-light); }
.btn-complete {
  background: var(--color-bg-sunken); color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.btn-complete.done { background: var(--color-success-pale); color: var(--color-success); border-color: var(--color-success); }
.btn-complete:active { opacity: 0.8; }

/* Category colors via CSS custom props */
.cat-flight     { --cat-color:#6B7C93; --cat-pale:#EFF1F5; }
.cat-transport  { --cat-color:#6B7C93; --cat-pale:#EFF1F5; }
.cat-food       { --cat-color:#A0616A; --cat-pale:#F5ECED; }
.cat-attraction { --cat-color:#2C3E6B; --cat-pale:#E8ECF4; }
.cat-shopping   { --cat-color:#A07850; --cat-pale:#F5EFE6; }
.cat-hotel      { --cat-color:#7A6B8A; --cat-pale:#EEE8F4; }
.cat-note       { --cat-color:#6B6860; --cat-pale:#F0EDE8; }

/* ===== Map Page ===== */

/* Visual card wrapper */
.mvc-wrap { margin-bottom: var(--space-4); }

.mvc-card {
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, #2b1206 0%, var(--color-primary) 60%, #8c776d 100%);
  padding: 20px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 10px;
}
/* Dot-grid overlay for "map" feel */
.mvc-card::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}
/* Subtle decorative lines */
.mvc-card::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 66px 66px;
  pointer-events: none;
}
.mvc-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 18px; position: relative; z-index: 1;
}
.mvc-date {
  font-size: var(--text-xs); font-family: var(--font-en-serif);
  color: rgba(247,244,239,0.45); letter-spacing: 0.08em;
  display: block; margin-bottom: 4px;
}
.mvc-daynum {
  font-size: var(--text-xl); font-weight: 800; font-family: var(--font-number);
  color: var(--color-text-inverse); letter-spacing: -0.02em; line-height: 1;
  margin-bottom: 4px;
}
.mvc-city {
  font-size: var(--text-sm); font-family: var(--font-en-serif);
  color: rgba(247,244,239,0.75); font-style: italic;
}
.mvc-globe { color: rgba(247,244,239,0.18); position: relative; z-index: 1; }
.mvc-divider {
  height: 1px; background: rgba(247,244,239,0.15);
  margin-bottom: 14px; position: relative; z-index: 1;
}
.mvc-bottom {
  display: flex; align-items: center; justify-content: space-between;
  position: relative; z-index: 1;
}
.mvc-count {
  font-size: var(--text-sm); color: rgba(247,244,239,0.65);
}
.btn-today-route {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(247,244,239,0.15);
  border: 1px solid rgba(247,244,239,0.3);
  color: var(--color-text-inverse);
  padding: 7px 14px; border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 600;
  text-decoration: none; cursor: pointer;
  transition: background 0.15s;
}
.btn-today-route:active { background: rgba(247,244,239,0.28); }

.mvc-hint {
  display: flex; align-items: flex-start; gap: 7px;
  background: var(--color-bg-sunken); border-radius: var(--radius-md);
  padding: 9px 12px;
  font-size: var(--text-xs); color: var(--color-text-secondary);
  line-height: 1.5;
}
.mvc-hint span { flex: 1; }

/* Spot list */
.msp-list { display: flex; flex-direction: column; gap: 10px; }
.msp-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--color-border-light);
  padding: 14px;
  display: flex; align-items: flex-start; gap: 12px;
}
.msp-seq {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  flex-shrink: 0; padding-top: 2px;
}
.msp-num {
  width: 28px; height: 28px; border-radius: var(--radius-full);
  background: var(--color-primary); color: var(--color-text-inverse);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-sm); font-weight: 700; font-family: var(--font-en-serif);
}
.msp-time {
  font-size: 10px; font-family: var(--font-mono);
  color: var(--color-text-tertiary); letter-spacing: 0.04em;
  white-space: nowrap;
}
.msp-body { flex: 1; min-width: 0; }
.msp-name {
  font-size: var(--text-base); font-weight: 600;
  margin-bottom: 5px; line-height: 1.3;
}
.msp-meta { display: flex; align-items: center; gap: 7px; margin-bottom: 5px; flex-wrap: wrap; }
.msp-city {
  font-size: var(--text-xs); color: var(--color-text-tertiary);
  font-family: var(--font-en-serif); font-style: italic;
}
.msp-transport {
  font-size: var(--text-xs); color: var(--color-text-secondary);
  line-height: 1.5; padding: 4px 8px;
  background: var(--color-bg-sunken); border-radius: var(--radius-sm);
}
.btn-msp-nav {
  background: var(--color-primary); color: var(--color-text-inverse);
  font-size: var(--text-xs); font-weight: 600;
  padding: 8px 12px; border-radius: var(--radius-full);
  display: flex; align-items: center; gap: 4px;
  white-space: nowrap; flex-shrink: 0;
  transition: background 0.15s; align-self: center;
}
.btn-msp-nav:active { background: var(--color-primary-light); }

/* Empty state */
.map-empty-state {
  text-align: center; padding: 40px 20px;
}
.map-empty-icon { color: var(--color-text-tertiary); margin-bottom: 12px; display: flex; justify-content: center; }
.map-empty-text { font-size: var(--text-md); font-weight: 600; color: var(--color-text-secondary); margin-bottom: 4px; }
.map-empty-sub { font-size: var(--text-sm); color: var(--color-text-tertiary); }

/* Legacy map classes (kept for compat) */
.map-day-label {
  font-size: var(--text-xs); font-weight: 600;
  color: var(--color-text-tertiary); letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.map-hint {
  background: var(--color-bg-sunken); border-radius: var(--radius-md);
  padding: 10px 14px; margin-bottom: var(--space-4);
  font-size: var(--text-xs); color: var(--color-text-secondary);
  display: flex; align-items: center; gap: 8px;
}
.spot-card {
  background: var(--color-bg-card); border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs); padding: 12px 14px;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: var(--space-3);
}
.spot-num {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  background: var(--color-primary); color: var(--color-text-inverse);
  display: flex; align-items: center; justify-content: center;
  font-size: var(--text-sm); font-weight: 700; font-family: var(--font-en-serif);
  flex-shrink: 0;
}
.spot-info { flex: 1; }
.spot-name { font-size: var(--text-base); font-weight: 600; }
.spot-addr { font-size: var(--text-xs); color: var(--color-text-tertiary); font-family: var(--font-en-serif); margin-top: 2px; }
.btn-nav-map {
  background: var(--color-primary); color: var(--color-text-inverse);
  font-size: var(--text-xs); font-weight: 600;
  padding: 6px 12px; border-radius: var(--radius-full);
  display: flex; align-items: center; gap: 4px;
  white-space: nowrap; flex-shrink: 0;
  transition: background 0.15s;
}
.btn-nav-map:active { background: var(--color-primary-light); }

/* ===== Budget Page ===== */
#budget-content { padding: 0; }
.budget-tabs {
  display: flex; border-bottom: 1px solid var(--color-border-light);
  padding: 0 var(--page-px); gap: 0; position: sticky; top: 0;
  background: var(--color-bg); z-index: 5;
}
.budget-tab {
  flex: 1; padding: 14px 0; font-size: var(--text-base); font-weight: 600;
  color: var(--color-text-tertiary); border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s; cursor: pointer;
  letter-spacing: 0.02em;
}
.budget-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

#budget-tab-content { padding: var(--space-4) var(--page-px) var(--space-4); }

.bdg-summary-card {
  background: var(--color-primary); color: var(--color-text-inverse);
  border-radius: var(--radius-lg); padding: 18px 20px;
  margin-bottom: var(--space-4); text-align: center;
}
.bdg-summary-meta { font-size: var(--text-xs); opacity: 0.65; margin-bottom: 4px; font-family: var(--font-en-serif); letter-spacing: 0.06em; }
.bdg-summary-amount { font-size: var(--text-2xl); font-weight: 800; font-family: var(--font-mono); margin-bottom: 4px; }
.bdg-summary-count { font-size: var(--text-xs); opacity: 0.6; }

.btn-add-expense {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--color-bg-card); color: var(--color-primary);
  border: 1.5px solid var(--color-primary-pale);
  padding: 12px; min-height: 44px; border-radius: var(--radius-md);
  font-size: var(--text-base); font-weight: 600;
  margin-bottom: var(--space-4);
  transition: background 0.15s, border-color 0.15s;
}
.btn-add-expense:active { background: var(--color-primary-pale); }

/* Settlement */
.bdg-settlement {
  background: var(--color-bg-card); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs); border: 1px solid var(--color-border-light);
  padding: 14px 16px; margin-bottom: var(--space-4);
}
.bdg-settlement-title {
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-text-tertiary);
  margin-bottom: 10px;
}
.bdg-person-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 0;
}
.bdg-person-name { font-size: var(--text-base); font-weight: 600; }
.bdg-balance { font-size: var(--text-sm); font-weight: 700; font-family: var(--font-mono); padding: 3px 10px; border-radius: var(--radius-full); }
.bdg-balance.pos { background: var(--color-success-pale); color: var(--color-success); }
.bdg-balance.neg { background: var(--color-accent-pale); color: var(--color-accent); }
.bdg-settle-divider { height: 1px; background: var(--color-border-light); margin: 10px 0; }
.bdg-settlement-sub { font-size: var(--text-xs); font-weight: 600; color: var(--color-text-tertiary); margin-bottom: 8px; }
.bdg-settle-row {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 0; font-size: var(--text-sm);
}
.bdg-settle-from, .bdg-settle-to { font-weight: 600; }
.bdg-settle-arrow { color: var(--color-text-tertiary); }
.bdg-settle-amt { margin-left: auto; font-family: var(--font-mono); font-weight: 700; color: var(--color-accent); }
.bdg-settle-ok { font-size: var(--text-sm); color: var(--color-success); font-weight: 600; padding: 4px 0; }

/* Rate card */
.bdg-rate-card {
  background: var(--color-bg-sunken); border-radius: var(--radius-md);
  padding: 12px 14px; margin-bottom: var(--space-4);
}
.bdg-rate-title { font-size: var(--text-xs); font-weight: 600; color: var(--color-text-secondary); margin-bottom: 10px; }
.bdg-rate-rows { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.bdg-rate-row { display: flex; align-items: center; gap: 10px; }
.bdg-rate-label { font-size: var(--text-sm); font-family: var(--font-en-serif); font-weight: 600; min-width: 56px; color: var(--color-text-secondary); }
.bdg-rate-input {
  width: 72px; background: var(--color-bg-card);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  padding: 6px 8px; font-size: var(--text-sm); font-family: var(--font-mono);
  color: var(--color-text-primary); text-align: right; outline: none;
}
.bdg-rate-unit { font-size: var(--text-xs); color: var(--color-text-tertiary); }
.btn-save-rates {
  font-size: var(--text-xs); font-weight: 600; padding: 7px 16px;
  background: var(--color-primary); color: var(--color-text-inverse);
  border-radius: var(--radius-full); transition: background 0.15s;
}
.btn-save-rates:active { background: var(--color-primary-light); }

.bdg-section-title {
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-text-tertiary);
  margin-bottom: 8px;
}

/* Expense list */
.expense-date-group { margin-bottom: var(--space-4); }
.expense-date-label {
  font-size: var(--text-xs); font-weight: 600; color: var(--color-text-secondary);
  padding: 4px 0 6px; display: flex; justify-content: space-between; align-items: center;
}
.expense-date-total { font-family: var(--font-mono); color: var(--color-text-primary); }
.expense-card {
  background: var(--color-bg-card); border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs); border: 1px solid var(--color-border-light);
  margin-bottom: 6px; overflow: hidden;
}
.expense-card-main {
  display: flex; align-items: flex-start; gap: 10px; padding: 10px 12px;
}
.expense-cat-badge {
  font-size: 10px; font-weight: 600; padding: 2px 7px;
  border-radius: var(--radius-full); white-space: nowrap; flex-shrink: 0;
  background: var(--color-bg-sunken); color: var(--color-text-secondary);
  margin-top: 2px;
}
.expense-info { flex: 1; min-width: 0; }
.expense-title { font-size: var(--text-base); font-weight: 600; }
.expense-payer { font-size: var(--text-xs); color: var(--color-text-tertiary); margin-top: 2px; }
.expense-note { font-size: var(--text-xs); color: var(--color-text-tertiary); margin-top: 2px; font-style: italic; }
.expense-amount { text-align: right; flex-shrink: 0; }
.expense-amount-val { font-size: var(--text-md); font-weight: 700; font-family: var(--font-mono); }
.expense-currency { font-size: var(--text-xs); color: var(--color-text-tertiary); }
.expense-twd { font-size: 10px; color: var(--color-text-tertiary); font-family: var(--font-mono); margin-top: 2px; }
.btn-del-expense {
  display: block; width: 100%;
  padding: 6px; font-size: 11px; font-weight: 600;
  color: var(--color-danger); background: var(--color-danger-pale);
  border-top: 1px solid var(--color-border-light);
  text-align: center; letter-spacing: 0.04em;
  transition: background 0.15s;
}
.btn-del-expense:active { background: #f5d5d5; }

.budget-empty {
  text-align: center; padding: 40px 20px;
  color: var(--color-text-tertiary); font-size: var(--text-sm); line-height: 1.8;
}
.budget-empty-title {
  font-size: var(--text-base); font-weight: 600;
  color: var(--color-text-secondary); margin-bottom: 12px;
}
.bdg-hint-card {
  background: var(--color-warning-pale);
  border: 1px solid var(--color-border-light);
  border-radius: 18px;
  padding: 20px;
  text-align: left;
}
.bdg-hint-card-title {
  font-size: var(--text-base); font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 14px; text-align: center;
  letter-spacing: 0.01em;
}
.bdg-hint-step {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 9px 0;
}
.bdg-hint-step + .bdg-hint-step {
  border-top: 1px solid var(--color-border-light);
}
.bdg-hint-num {
  flex-shrink: 0;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--color-primary-pale);
  color: var(--color-primary);
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.bdg-hint-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== Budget Backup Section ===== */
.bdg-backup-section {
  background: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-top: var(--space-4);
}
.bdg-backup-title {
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-text-tertiary);
  margin-bottom: 10px;
}
.bdg-backup-row { display: flex; gap: 10px; }
.btn-bdg-export,
.btn-bdg-import {
  flex: 1; display: flex; align-items: center; justify-content: center;
  gap: 6px; padding: 11px 12px; min-height: 44px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600;
  transition: opacity 0.15s; cursor: pointer;
}
.btn-bdg-export {
  background: var(--color-primary); color: var(--color-text-inverse);
}
.btn-bdg-import {
  background: var(--color-bg-card); color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.btn-bdg-export:active,
.btn-bdg-import:active { opacity: 0.72; }

/* ── Budget Sync Section ── */
.bdg-sync-section {
  background: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-top: var(--space-4);
}
.bdg-sync-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.bdg-sync-title {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}
.sync-status-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}
.sync-status-badge.status-synced  { background: var(--color-success-pale); color: var(--color-success); }
.sync-status-badge.status-pending { background: var(--color-warning-pale); color: var(--color-warning); }
.sync-status-badge.status-offline { background: var(--color-bg-card);      color: var(--color-text-tertiary); border: 1px solid var(--color-border); }
.sync-status-badge.status-error   { background: var(--color-danger-pale);  color: var(--color-danger); }
.sync-status-badge.status-idle    { background: var(--color-bg-card);      color: var(--color-text-tertiary); border: 1px solid var(--color-border); }

/* Setup form */
.sync-hint {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 10px;
}
.sync-field { margin-bottom: 8px; }
.sync-input {
  width: 100%;
  padding: 12px 11px; min-height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  font-family: inherit;
  outline: none;
}
.sync-input:focus { border-color: var(--color-primary-light); }
.sync-code-input  { text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600; }
.btn-sync-create {
  width: 100%;
  padding: 12px; min-height: 44px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: 10px;
  transition: opacity 0.15s;
}
.btn-sync-create:active { opacity: 0.72; }
.btn-sync-create:disabled { opacity: 0.5; pointer-events: none; }
.sync-or {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-bottom: 10px;
  position: relative;
}
.sync-or::before, .sync-or::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--color-border);
}
.sync-or::before { left: 0; }
.sync-or::after  { right: 0; }
.sync-join-row {
  display: flex;
  gap: 8px;
}
.sync-join-row .sync-input { flex: 1; }
.btn-sync-join {
  padding: 9px 14px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: opacity 0.15s;
}
.btn-sync-join:active  { opacity: 0.72; }
.btn-sync-join:disabled { opacity: 0.5; pointer-events: none; }

/* Connected info */
.sync-info-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid var(--color-border-light);
}
.sync-info-row:last-of-type { border-bottom: none; }
.sync-info-label {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  min-width: 54px;
}
.sync-invite-code {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-primary);
  font-family: var(--font-mono);
  flex: 1;
}
.sync-info-val {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  flex: 1;
}
.sync-time { color: var(--color-text-tertiary); }
.btn-copy-code {
  display: flex;
  align-items: center;
  gap: 3px;
  padding: 4px 8px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 11px;
  color: var(--color-text-secondary);
  transition: opacity 0.15s;
}
.btn-copy-code:active { opacity: 0.7; }
.sync-btn-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.btn-sync-now {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 12px; min-height: 44px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  transition: opacity 0.15s;
}
.btn-sync-now:active   { opacity: 0.72; }
.btn-sync-now:disabled { opacity: 0.5; pointer-events: none; }
.btn-sync-leave {
  padding: 10px 14px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: opacity 0.15s;
}
.btn-sync-leave:active { opacity: 0.72; }

/* ===== Modal (Add Expense) ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(28,28,30,0.5);
  z-index: 300; display: none; align-items: flex-end;
}
.modal-overlay.open { display: flex; }
.modal-sheet {
  width: 100%; max-width: var(--max-width); margin: 0 auto;
  background: var(--color-bg-card);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 24px var(--page-px) 40px;
  max-height: 90vh; overflow-y: auto;
}
.modal-handle { width: 36px; height: 4px; background: var(--color-border); border-radius: 2px; margin: 0 auto 20px; }
.modal-title { font-size: var(--text-lg); font-weight: 700; margin-bottom: 20px; }
.form-group { margin-bottom: 14px; }
.form-label { font-size: var(--text-xs); font-weight: 600; color: var(--color-text-secondary); letter-spacing: 0.06em; margin-bottom: 5px; display: block; }
.form-input, .form-select, .form-textarea {
  width: 100%; background: var(--color-bg-sunken);
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  padding: 12px 12px; min-height: 44px; font-size: var(--text-base); font-family: inherit;
  color: var(--color-text-primary); outline: none;
  transition: border-color 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--color-primary); }
.form-row { display: flex; gap: 10px; }
.form-row .form-group { flex: 1; }
.participants-list { display: flex; gap: 8px; flex-wrap: wrap; }
.participant-chip {
  padding: 8px 14px; border-radius: var(--radius-full);
  border: 1px solid var(--color-border); font-size: var(--text-sm);
  cursor: pointer; background: var(--color-bg-card); transition: all 0.15s;
}
.participant-chip.selected { background: var(--color-primary-pale); border-color: var(--color-primary); color: var(--color-primary); font-weight: 600; }
.btn-submit {
  width: 100%; background: var(--color-primary); color: var(--color-text-inverse);
  padding: 13px; min-height: 48px; border-radius: var(--radius-md);
  font-size: var(--text-md); font-weight: 700; margin-top: 6px;
  transition: background 0.15s;
}
.btn-submit:active { background: var(--color-primary-light); }
.btn-cancel {
  width: 100%; padding: 10px;
  font-size: var(--text-sm); color: var(--color-text-secondary); margin-top: 6px;
}

/* ===== Spots Page ===== */
.city-tabs {
  display: flex; gap: 6px; margin-bottom: var(--space-3);
}
.city-tab {
  flex: 1; padding: 8px 10px; border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600;
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  color: var(--color-text-secondary); cursor: pointer; transition: all 0.15s;
}
.city-tab.active { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }

.filter-chips { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 4px; margin-bottom: var(--space-3); scrollbar-width: none; }
.filter-chips::-webkit-scrollbar { display: none; }
.filter-chip {
  white-space: nowrap; padding: 5px 12px; border-radius: var(--radius-full);
  font-size: var(--text-xs); font-weight: 600;
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  color: var(--color-text-secondary); cursor: pointer; transition: all 0.15s;
}
.filter-chip.active { background: var(--color-primary-pale); border-color: var(--color-primary); color: var(--color-primary); }

/* Spot card */
.spot-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  width: 100%;
  box-sizing: border-box;
  background: var(--color-bg-card);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  padding: 18px;
  margin-bottom: 14px;
  transition: opacity 0.2s;
}
.spot-card.is-visited { opacity: 0.72; }

.spot-card-hd {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.spot-city-chip {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  font-family: var(--font-en-serif);
  letter-spacing: 0.02em;
  flex: 1;
  min-width: 0;
  line-height: 1.4;
  word-break: break-word;
}
.spot-cat-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 1px;
}

.spot-name-block { display: flex; flex-direction: column; gap: 3px; }
.spot-name {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--color-text-primary);
  word-break: normal;
  overflow-wrap: break-word;
}
.spot-name-tw {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.spot-desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.75;
  word-break: normal;
  white-space: normal;
  overflow-wrap: break-word;
}

.collapsed-text {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.collapsed-text.is-expanded {
  display: block;
  overflow: visible;
}

.spot-desc-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.spot-desc-toggle {
  font-size: var(--text-xs);
  color: var(--color-primary);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-weight: 600;
  text-align: left;
  align-self: flex-start;
}

.spot-reason {
  background: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.spot-reason-label {
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  text-transform: uppercase;
}
.spot-reason-text {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-secondary);
  word-break: normal;
  white-space: normal;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
}
.spot-reason-text.is-expanded {
  display: block;
  -webkit-line-clamp: unset;
  line-clamp: unset;
}
.spot-reason-toggle {
  font-size: var(--text-xs);
  color: var(--color-primary);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-weight: 600;
  text-align: left;
  align-self: flex-start;
}

.spot-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.spot-tag {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-light);
  background: var(--color-bg-sunken);
  color: var(--color-text-secondary);
  line-height: 1.5;
  max-width: 100%;
}
.spot-tag-hours {
  border-style: dashed;
  font-weight: 400;
}
.spot-tag-time,
.spot-tag-fee {
  font-weight: 400;
  color: var(--color-text-tertiary);
  background: transparent;
  border-color: var(--color-border-light);
}

.spot-tips {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  line-height: 1.55;
}

.spot-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border-light);
}
.btn-spot-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-height: 44px;
  flex: 1 1 30%;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 8px 12px;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background 0.15s;
  border: none;
}
.btn-spot-nav:active { background: var(--color-primary-light); }
.btn-spot-add {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  flex: 1 1 30%;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 8px 12px;
  background: var(--color-bg-sunken);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.15s;
}
.btn-spot-add:active { background: var(--color-border); }
.spot-visited-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 44px;
  flex: 1 1 30%;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-bg-sunken);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.spot-visited-btn.active {
  background: var(--color-success-pale);
  border-color: var(--color-success);
  color: var(--color-success);
}
.spot-visited-btn svg { flex-shrink: 0; }

.spots-empty {
  text-align: center; padding: 48px 20px;
  color: var(--color-text-tertiary); font-size: var(--text-sm);
}

/* Toast */
.app-toast {
  position: fixed; bottom: calc(var(--nav-height) + 16px); left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: rgba(28,28,30,0.88); color: #fff;
  padding: 9px 18px; border-radius: var(--radius-full);
  font-size: var(--text-sm); white-space: nowrap; z-index: 500;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  max-width: calc(var(--max-width) - 48px);
  text-align: center; white-space: normal;
}
.app-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== Travel Notes Page ===== */
.notes-page-header {
  padding: 20px var(--page-px) 12px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky; top: 0; z-index: 10;
}

/* Accordion list */
.accordion-list { padding: var(--space-4) var(--page-px); }
.accordion-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: var(--space-3);
}
.accordion-header {
  padding: 14px 16px;
  display: flex; align-items: center; gap: 10px;
  cursor: pointer; transition: background 0.15s; user-select: none;
}
.accordion-header:active { background: var(--color-bg-sunken); }
.accordion-icon { color: var(--color-primary); flex-shrink: 0; }
.accordion-title { font-size: var(--text-base); font-weight: 600; flex: 1; }
.accordion-chevron {
  color: var(--color-text-tertiary);
  transition: transform 0.22s ease;
  flex-shrink: 0;
}
.accordion-card.open .accordion-chevron { transform: rotate(180deg); }

/* Smooth height animation via CSS grid trick */
.accordion-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.22s ease;
}
.accordion-body-inner {
  overflow: hidden;
  min-height: 0;
  padding: 0 16px 0 46px;
}
.accordion-card.open .accordion-body  { grid-template-rows: 1fr; }
.accordion-card.open .accordion-body-inner { padding-bottom: 14px; }

/* Note content blocks */
.note-section { margin-bottom: 12px; }
.note-section:last-child { margin-bottom: 0; }
.note-heading {
  font-size: var(--text-sm); font-weight: 700;
  color: var(--color-primary); margin-bottom: 6px;
}
.note-text {
  font-size: var(--text-sm); color: var(--color-text-secondary);
  line-height: var(--line-body);
}
.note-list { margin: 4px 0; }
.note-list li {
  font-size: var(--text-sm); color: var(--color-text-secondary);
  padding: 5px 0 5px 14px; line-height: 1.7; position: relative;
}
.note-list li::before {
  content: '·'; position: absolute; left: 0;
  color: var(--color-accent); font-weight: 700;
}

/* Table: scrollable on mobile */
.note-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
}
.note-table {
  width: 100%; border-collapse: collapse;
  min-width: 240px;
}
.note-table td {
  font-size: var(--text-xs); padding: 7px 10px;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: top; line-height: 1.5;
}
.note-table tr:last-child td { border-bottom: none; }
.note-table tr:first-child td {
  font-weight: 700; color: var(--color-text-secondary);
  background: var(--color-bg-sunken);
}

/* Highlight block with icon */
.note-highlight {
  display: flex; align-items: flex-start; gap: 8px;
  border-radius: var(--radius-sm); padding: 10px 12px;
  font-size: var(--text-xs); line-height: 1.6; margin-top: 8px;
}
.note-highlight-ico { flex-shrink: 0; margin-top: 1px; }
.note-highlight-text { flex: 1; }
.note-highlight.info    { background: var(--color-primary-pale); color: var(--color-primary); }
.note-highlight.warning { background: var(--color-warning-pale); color: var(--color-warning); }
.note-highlight.danger  { background: var(--color-danger-pale);  color: var(--color-danger); }

/* ===== Utilities ===== */
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary  { color: var(--color-text-tertiary); }
.hidden { display: none !important; }

/* ===== Desktop ===== */
@media (min-width: 640px) {
  body { background: var(--color-bg-sunken); }
  .app-wrapper { box-shadow: 0 0 40px rgba(0,0,0,0.10); }
  .bottom-nav { left: 50%; }
  .modal-overlay { justify-content: center; align-items: center; }
  .modal-sheet { border-radius: var(--radius-xl); max-width: 400px; }
}

/* ===== Details Drawer ===== */
.btn-tl-details {
  flex: 1; display: flex; align-items: center; justify-content: center;
  gap: 5px; padding: 10px 10px; min-height: 44px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600;
  background: #F5EFE3; color: var(--color-warning);
  border: 1px solid #E6D9C6;
  transition: opacity 0.15s;
}
.btn-tl-details:active { opacity: 0.72; }

.details-overlay {
  position: fixed; inset: 0;
  z-index: 400;
  display: flex; align-items: flex-end; justify-content: center;
  background: rgba(28,28,30,0);
  pointer-events: none;
  transition: background 0.22s;
}
.details-overlay.open {
  background: rgba(28,28,30,0.48);
  pointer-events: all;
}

.details-sheet {
  width: 100%; max-width: var(--max-width);
  background: #FDFAF5;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  max-height: 86vh;
  display: flex; flex-direction: column;
  box-shadow: 0 -4px 32px rgba(28,28,30,0.14);
  overflow: hidden;
  box-sizing: border-box;
  transform: translateY(110%);
  transition: transform 0.28s cubic-bezier(0.32, 0.72, 0, 1);
}
.details-overlay.open .details-sheet {
  transform: translateY(0);
}

.ds-handle-bar {
  display: flex; align-items: center; justify-content: center;
  padding: 10px 16px 0; flex-shrink: 0;
}
.ds-handle {
  width: 36px; height: 4px;
  background: var(--color-border); border-radius: 2px;
}

.ds-header {
  padding: 12px var(--page-px) 14px;
  border-bottom: 1px solid var(--color-border-light);
  flex-shrink: 0;
  display: flex; align-items: flex-start; gap: 10px;
}
.ds-header-left { flex: 1; min-width: 0; }
.ds-header-time {
  font-size: var(--text-xs); font-family: var(--font-mono);
  color: var(--color-text-tertiary); margin-bottom: 4px; letter-spacing: 0.04em;
}
.ds-header-title {
  font-size: var(--text-lg); font-weight: 700; line-height: var(--line-title);
  margin-bottom: 5px; color: var(--color-text-primary);
  word-break: normal; overflow-wrap: anywhere;
}
.ds-header-loc {
  font-size: var(--text-xs); color: var(--color-text-secondary);
  font-family: var(--font-en-serif); display: flex; align-items: flex-start; gap: 4px;
  min-width: 0;
}
.ds-header-loc span { line-height: 1.4; word-break: normal; overflow-wrap: anywhere; }
.ds-close-btn {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  background: var(--color-bg-sunken); color: var(--color-text-secondary);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: background 0.15s;
}
.ds-close-btn:active { background: var(--color-border); }

.ds-body {
  overflow-y: auto; overflow-x: hidden; padding: 16px var(--page-px) 40px;
  flex: 1; -webkit-overflow-scrolling: touch;
  line-height: var(--line-body);
  word-break: normal; overflow-wrap: anywhere;
}

.ds-section {
  background: #F4EFE6;
  border-radius: var(--radius-md); line-height: var(--line-body);
  padding: 11px 13px 12px;
  margin-bottom: 9px;
  overflow: hidden; box-sizing: border-box;
}
.ds-section:last-child { margin-bottom: 0; }

.ds-section-label {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--color-text-tertiary); margin-bottom: 8px;
  display: flex; align-items: center; gap: 6px;
}
.ds-section-icon {
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary-light); flex-shrink: 0;
}

.ds-text {
  font-size: var(--text-sm); color: var(--color-text-secondary);
  line-height: 1.6; word-break: normal; overflow-wrap: anywhere;
}

.ds-list { display: flex; flex-direction: column; gap: 5px; }
.ds-list-item {
  font-size: var(--text-sm); color: var(--color-text-secondary);
  line-height: 1.55; display: flex; gap: 8px; align-items: flex-start;
}
.ds-list-item span {
  min-width: 0; overflow-wrap: anywhere; word-break: normal;
}
.ds-list-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--color-primary-light); flex-shrink: 0; margin-top: 7px;
}

.ds-phrases { display: flex; flex-direction: column; }
.ds-phrase-item {
  font-size: var(--text-sm); color: var(--color-text-primary);
  line-height: 1.55;
  padding: 5px 0;
  border-bottom: 1px solid var(--color-border-light);
  word-break: normal; overflow-wrap: anywhere;
}
.ds-phrase-item:last-child { border-bottom: none; padding-bottom: 0; }

@media (max-width: 480px) {
  .ds-header {
    padding: 12px 14px 14px;
  }
  .ds-body {
    padding: 14px 14px calc(28px + env(safe-area-inset-bottom));
  }
  .ds-section {
    padding: 10px 12px 11px;
  }
  .ds-header-title {
    font-size: var(--text-md);
  }
  .ds-header-time {
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
  }
}

@media (min-width: 480px) {
  .details-overlay { justify-content: center; }
  .details-sheet { border-radius: var(--radius-xl) var(--radius-xl) 0 0; }
}

/* ===== Info Sheet (出團資訊 / 旅遊須知 / 航班資訊) ===== */
.info-overlay {
  position: fixed; inset: 0;
  z-index: 400;
  display: flex; align-items: flex-end; justify-content: center;
  background: transparent; pointer-events: none;
  transition: background 0.22s;
}
.info-overlay.open {
  background: rgba(28,28,30,0.48);
  pointer-events: all;
}
.info-sheet {
  width: 100%; max-width: var(--max-width);
  background: #FDFAF5;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  max-height: 80vh;
  display: flex; flex-direction: column;
  box-shadow: 0 -4px 32px rgba(28,28,30,0.14);
  overflow: hidden;
  transform: translateY(110%);
  transition: transform 0.28s cubic-bezier(0.32, 0.72, 0, 1);
}
.info-overlay.open .info-sheet { transform: translateY(0); }

.is-handle-bar {
  display: flex; align-items: center; justify-content: center;
  padding: 10px 16px 0; flex-shrink: 0;
}
.is-handle {
  width: 36px; height: 4px;
  background: var(--color-border); border-radius: 2px;
}

.is-header {
  padding: 12px var(--page-px) 14px;
  border-bottom: 1px solid var(--color-border-light);
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
}
.is-title {
  font-size: var(--text-md); font-weight: 700;
  color: var(--color-text-primary); font-family: var(--font-zh-serif);
}
.is-close-btn {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  background: var(--color-bg-sunken); color: var(--color-text-secondary);
  border: none; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.15s; flex-shrink: 0;
}
.is-close-btn:active { background: var(--color-border); }

.is-body {
  overflow-y: auto; padding: 14px var(--page-px) calc(var(--nav-height) + 20px);
  flex: 1; -webkit-overflow-scrolling: touch;
}

/* Sections */
.is-section {
  background: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  padding: 12px 14px; margin-bottom: 9px;
}
.is-section:last-child { margin-bottom: 0; }
.is-sec-title {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--color-primary-light); margin-bottom: 9px;
}

/* Row (label + value) */
.is-row {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 5px 0; border-bottom: 1px solid var(--color-border-light);
}
.is-row:last-child { border-bottom: none; padding-bottom: 0; }
.is-lbl {
  font-size: var(--text-xs); color: var(--color-text-tertiary);
  flex-shrink: 0; width: 56px; padding-top: 1px;
}
.is-val {
  font-size: var(--text-sm); color: var(--color-text-primary);
  line-height: 1.5; flex: 1;
}

/* List */
.is-list { display: flex; flex-direction: column; gap: 6px; }
.is-li {
  display: flex; gap: 8px; align-items: flex-start;
  font-size: var(--text-sm); color: var(--color-text-secondary); line-height: 1.6;
}
.is-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--color-primary-light); flex-shrink: 0; margin-top: 7px;
}
.is-dot-warn { background: var(--color-warning); }

/* Hotel */
.is-hotel { padding: 8px 0; border-bottom: 1px solid var(--color-border-light); }
.is-hotel:last-child { border-bottom: none; padding-bottom: 0; }
.is-hotel-hd { display: flex; align-items: center; gap: 8px; margin-bottom: 3px; }
.is-hotel-city { font-size: var(--text-sm); font-weight: 700; color: var(--color-text-primary); }
.is-hotel-days { font-size: var(--text-xs); color: var(--color-text-tertiary); }
.is-hotel-name { font-size: var(--text-sm); color: var(--color-text-secondary); line-height: 1.5; }

/* Segments */
.is-segment {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 0; border-bottom: 1px solid var(--color-border-light);
  font-size: var(--text-sm);
}
.is-segment:last-child { border-bottom: none; padding-bottom: 0; }
.is-seg-days { font-weight: 700; color: var(--color-text-primary); flex-shrink: 0; }
.is-seg-sep { color: var(--color-text-tertiary); }
.is-seg-info { color: var(--color-text-secondary); }

/* Flight cards */
.is-flight-card {
  background: var(--color-bg-sunken);
  border-radius: var(--radius-md); padding: 12px 14px; margin-bottom: 9px;
}
.is-flight-card:last-of-type { margin-bottom: 0; }
.is-flight-hdg {
  font-size: 10px; font-weight: 700; letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--color-primary-light); margin-bottom: 9px;
}
.is-frow {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 5px 0; border-bottom: 1px solid var(--color-border-light);
}
.is-frow:last-of-type { border-bottom: none; }
.is-flight-label {
  font-size: var(--text-xs); color: var(--color-text-tertiary);
  flex-shrink: 0; width: 44px; padding-top: 1px;
}
.is-flight-value {
  font-size: var(--text-sm); color: var(--color-text-primary);
  line-height: 1.5; flex: 1;
}
.is-flight-note {
  margin-top: 8px; padding-top: 8px;
  border-top: 1px solid var(--color-border-light);
  font-size: var(--text-xs); color: var(--color-text-tertiary); line-height: 1.55;
}

.is-empty {
  padding: 32px; text-align: center;
  font-size: var(--text-sm); color: var(--color-text-tertiary);
}

@media (min-width: 480px) {
  .info-overlay { justify-content: center; }
  .info-sheet { border-radius: var(--radius-xl) var(--radius-xl) 0 0; }
}