:root {
  --bg: #f3eee5;
  --bg-elev: #fffdf8;
  --ink: #1c232c;
  --ink-soft: #4a5562;
  --line: #ddd4c6;
  --accent: #2b4c5e;
  --accent-hover: #1f3a4a;
  --pine: #2f5344;
  --warn: #8a3f2e;
  --warn-bg: #f6e8e3;
  --ok: #2e5a45;
  --ok-bg: #e6efe9;
  --chip: #e8e1d4;
  --gold: #8a6d45;
  --meal: #5a4638;
  --shadow: 0 1px 2px rgba(28, 35, 44, 0.06), 0 8px 24px rgba(28, 35, 44, 0.05);
  --radius: 14px;
  --header-h: 0px;
  --nav-h: 0px;
  --tab-h: 3.75rem;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  color-scheme: light;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-padding-top: 8.5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "PingFang TC", "Noto Sans TC", "Hiragino Sans GB", "Hiragino Sans", "Helvetica Neue", sans-serif;
  font-size: 16.5px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  min-height: 100dvh;
}

img { max-width: 100%; height: auto; }
a { color: var(--accent); text-underline-offset: 0.15em; }
a:hover { color: var(--accent-hover); }
button, input, select { font: inherit; color: inherit; }

.skip {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--accent);
  color: #fff;
  z-index: 80;
  transform: translateY(-200%);
  border-radius: 8px;
}
.skip:focus { transform: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, white);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: calc(0.55rem + var(--safe-top)) 1rem 0.65rem;
}

.header-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  max-width: 42rem;
  margin: 0 auto;
}

.brand h1 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  font-weight: 650;
}
.brand .sub {
  margin: 0.05rem 0 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}
.meta {
  margin: 0;
  text-align: right;
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.4;
  flex-shrink: 0;
}

.offline-banner {
  max-width: 42rem;
  margin: 0.55rem auto 0;
  padding: 0.45rem 0.7rem;
  background: var(--chip);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--ink);
}
.offline-banner[hidden] { display: none; }

.search-wrap {
  display: block;
  max-width: 42rem;
  margin: 0.55rem auto 0;
}
.search-wrap input {
  width: 100%;
  min-height: 44px;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elev);
  outline: none;
}
.search-wrap input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}

.search-results {
  max-width: 42rem;
  margin: 0.35rem auto 0;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.search-results[hidden] { display: none; }
.search-results button {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0.9rem;
  min-height: 44px;
  cursor: pointer;
}
.search-results button:last-child { border-bottom: 0; }
.search-results button:hover,
.search-results button:focus { background: #f3efe6; }
.search-results .hit-k {
  display: block;
  font-size: 0.72rem;
  color: var(--gold);
  letter-spacing: 0.04em;
}
.search-results .empty-hit {
  padding: 0.7rem 0.9rem;
  color: var(--ink-soft);
  margin: 0;
}

/* Day nav */
.day-nav {
  position: sticky;
  top: var(--header-h, 6.5rem);
  z-index: 30;
  background: color-mix(in srgb, var(--bg) 92%, white);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.day-nav-inner {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  max-width: 42rem;
  margin: 0 auto;
  padding: 0.45rem 1rem;
}
.day-nav-inner::-webkit-scrollbar { display: none; }
.day-nav a,
.tab-bar a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink);
  background: transparent;
  border: 1px solid transparent;
  font-size: 0.86rem;
  white-space: nowrap;
}
.day-nav a[aria-current="page"],
.tab-bar a[aria-current="page"] {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}
.day-nav a:hover { background: var(--chip); }
.day-nav a[aria-current="page"]:hover { background: var(--accent-hover); }
.day-nav a.is-today:not([aria-current="page"]) {
  border-color: var(--accent);
}

/* Main */
main {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1rem 1rem calc(var(--tab-h) + var(--safe-bottom) + 1.25rem);
}

.page { display: none; }
.page.is-active { display: block; }

.lede {
  margin: 0 0 1rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.05rem;
  margin: 0 0 0.85rem;
  box-shadow: var(--shadow);
}
.card h2,
.section-title {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
}
.card h3 {
  margin: 0.85rem 0 0.3rem;
  font-size: 0.95rem;
}
.card p { margin: 0.35rem 0; }
.card .muted,
.muted { color: var(--ink-soft); font-size: 0.9rem; }

.kv {
  display: grid;
  grid-template-columns: 6.2rem 1fr;
  gap: 0.25rem 0.7rem;
  margin: 0.4rem 0;
  font-size: 0.95rem;
}
.kv dt {
  color: var(--ink-soft);
  font-weight: 500;
}
.kv dd { margin: 0; }

.badge {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  background: var(--chip);
  color: var(--ink);
  vertical-align: middle;
  margin-right: 0.25rem;
}
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.sug { background: #ece6d6; color: var(--gold); }

.reminders {
  list-style: none;
  margin: 0;
  padding: 0;
}
.reminders li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--line);
}
.reminders li:last-child { border-bottom: 0; }
.reminders a { font-weight: 550; }

.flight {
  display: grid;
  gap: 0.15rem;
  padding: 0.65rem 0;
}
.flight + .flight { border-top: 1px dashed var(--line); }
.flight .route {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.6rem;
  font-weight: 600;
}
.flight .times { font-variant-numeric: tabular-nums; letter-spacing: 0.02em; }

.day-head {
  margin: 0 0 0.85rem;
}
.day-head h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0.03em;
}
.day-head .when {
  margin: 0.15rem 0 0;
  color: var(--ink-soft);
}
.chips { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.45rem; }

.block {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 1rem 0.95rem 1.05rem;
  margin: 0 0 0.7rem;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--accent);
}
.block[data-kind="meal"] { border-left-color: var(--meal); }
.block[data-kind="lodging"] { border-left-color: var(--gold); }
.block[data-kind="transport"] { border-left-color: var(--accent); }
.block[data-kind="place"] { border-left-color: var(--pine); }
.block .time {
  font-size: 0.78rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}
.block h3 {
  margin: 0.1rem 0 0.15rem;
  font-size: 1.02rem;
}
.block .place { margin: 0; color: var(--ink-soft); font-size: 0.9rem; }
.block .body { margin: 0.4rem 0 0; }
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.65rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.88rem;
}
.btn:hover { background: var(--chip); color: var(--ink); }
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.primary:hover { background: var(--accent-hover); color: #fff; }
.need-net {
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-left: 0.2rem;
}

.score {
  font-variant-numeric: tabular-nums;
  font-weight: 650;
  color: var(--accent);
}
.filter-row {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  margin: 0 0 0.85rem;
  padding-bottom: 0.15rem;
  scrollbar-width: none;
}
.filter-row::-webkit-scrollbar { display: none; }
.filter-row button {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  cursor: pointer;
}
.filter-row button[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.rest-card .top {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
}
.rest-card .score-box { text-align: right; flex-shrink: 0; }
.rest-card .score-box .score { font-size: 1.35rem; line-height: 1; }
.rest-card .reviews { font-size: 0.75rem; color: var(--ink-soft); }

.checklist-item {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: 0.65rem;
  align-items: flex-start;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}
.checklist-item:last-child { border-bottom: 0; }
.checklist-item input {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.2rem;
  accent-color: var(--accent);
}
.checklist-item.is-done .ctitle,
.checklist-item.is-done .ctext { text-decoration: line-through; color: var(--ink-soft); }
.checklist-item .ctitle { font-weight: 600; }
.checklist-item .ctext { margin: 0.2rem 0 0; font-size: 0.9rem; color: var(--ink-soft); }
.group-label {
  margin: 1.1rem 0 0.2rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  font-weight: 650;
}
.progress {
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.link-list { list-style: none; margin: 0; padding: 0; }
.link-list li { padding: 0.35rem 0; }
.install-tip {
  background: #ece6d6;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  margin: 0 0 0.85rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  justify-content: space-between;
}
.install-tip[hidden] { display: none; }
.install-tip p { margin: 0; font-size: 0.9rem; }
.install-tip button {
  min-height: 40px;
  min-width: 40px;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--ink-soft);
}

.site-footer {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1rem calc(var(--tab-h) + var(--safe-bottom) + 1.5rem);
  color: var(--ink-soft);
  font-size: 0.82rem;
}
.site-footer p { margin: 0.3rem 0; }

/* Tab bar */
.tab-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  background: color-mix(in srgb, var(--bg-elev) 92%, white);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  padding: 0.2rem 0.25rem calc(0.2rem + var(--safe-bottom));
}
.tab-bar a {
  flex-direction: column;
  gap: 0.05rem;
  min-height: 48px;
  border-radius: 10px;
  font-size: 0.72rem;
  padding: 0.2rem 0.15rem;
  text-decoration: none;
  color: var(--ink-soft);
}
.tab-bar a[aria-current="page"] {
  background: var(--accent);
  color: #fff;
}
.tab-bar .tab-ico {
  font-size: 1.05rem;
  line-height: 1;
}

@media (min-width: 720px) {
  body { font-size: 17px; }
  .brand h1 { font-size: 1.35rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}