/* Landing page —— 全部用 app 自己嘅 theme（colors.xml 抽出嘅 tokens）
   顏色/圓角/字級全部指向 css/tokens.css 嘅變數，唔另立門戶。
   版面：桌面優先（landing page 對搜尋引擎），≤900 / ≤600 兩段收窄。 */

:root {
  --landing-max: 1120px;
  --hero-1: #0056B3;   /* brand-blue（= colors.xml logo_blue）*/
  --hero-2: #003C7E;   /* 同色加深，只作漸變 */
  --shadow-card: 0 1px 2px rgba(0, 0, 0, .08), 0 2px 8px rgba(0, 0, 0, .06);
  --shadow-pop: 0 4px 16px rgba(0, 86, 179, .18);
}

body { background: var(--white); }

.wrap { max-width: var(--landing-max); margin: 0 auto; padding: 0 20px; }

/* ---------- 建站提示條 ---------- */
.notice {
  background: var(--section-header-bg);
  color: var(--brand-blue);
  font-size: 13px;
  text-align: center;
  padding: 8px 16px;
  border-bottom: 1px solid var(--divider);
}
.notice strong { font-weight: 700; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--divider);
}
.site-header .bar {
  max-width: var(--landing-max);
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: var(--logo-h); width: auto; display: block; }
.brand .name { font-size: var(--fs-header-logo); font-weight: 700; line-height: 1; }
.brand .name .cn { color: var(--brand-orange); }
.brand .name .cn2 { color: var(--brand-blue); }
.brand .en { display: block; font-size: 10px; letter-spacing: 1.6px; color: var(--text-tertiary); font-weight: 600; margin-top: 3px; }

.site-nav { display: flex; gap: 22px; margin-left: 12px; }
.site-nav a {
  font-size: 15px;
  color: var(--text-primary);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--brand-blue); border-bottom-color: var(--brand-orange); }

.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 40px;
  padding: 0 18px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary { background: var(--brand-orange); color: var(--text-primary); }
.btn-primary:hover { filter: brightness(.94); }
.btn-ghost { background: var(--white); color: var(--brand-blue); border-color: var(--brand-blue); }
.btn-ghost:hover { background: var(--section-header-bg); }
.btn-lg { height: 48px; padding: 0 30px; font-size: 15px; border-radius: 24px; }
.btn-block { width: 100%; }
.btn[aria-disabled="true"] { cursor: default; }
.btn[aria-disabled="true"]:hover { filter: none; }
.soon {
  display: inline-block;
  margin-left: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  border: 1px solid var(--divider);
  border-radius: 4px;
  padding: 1px 5px;
  vertical-align: middle;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--hero-1) 0%, var(--hero-2) 100%);
  color: var(--white);
  padding: 40px 0 44px;
}
.hero h1 { margin: 0 0 10px; font-size: 34px; line-height: 1.25; letter-spacing: .5px; }
.hero .sub { margin: 0 0 22px; font-size: 15px; color: #D8E6F7; line-height: 1.7; }
.hero .sub b { color: var(--white); }

/* 搜尋卡 */
.search-card {
  background: var(--white);
  border-radius: var(--card-radius);
  padding: 12px;
  box-shadow: var(--shadow-pop);
  max-width: 760px;
}
.search-tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.search-tabs label {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--page-bg);
  border: 1px solid var(--divider);
  border-radius: 16px;
  padding: 6px 16px;
  cursor: pointer;
}
.search-tabs input {
  appearance: none;
  -webkit-appearance: none;
  width: 0;
  height: 0;
  margin: 0;
}
.search-tabs input:checked + span { color: var(--brand-blue); }
.search-tabs label:has(input:checked) {
  background: var(--section-header-bg);
  border-color: var(--brand-blue);
  color: var(--brand-blue);
}
.search-row { display: flex; gap: 10px; }
.search-row input[type="search"] {
  flex: 1 1 auto;
  min-width: 0;
  height: 48px;
  border: 1px solid var(--divider);
  border-radius: 24px;
  padding: 0 20px;
  font-size: 15px;
  color: var(--text-primary);
  background: var(--page-bg);
  font-family: inherit;
}
.search-row input[type="search"]:focus { outline: 2px solid var(--brand-blue); background: var(--white); }
.search-row .btn { flex: 0 0 auto; }

.hot { margin-top: 14px; font-size: 13px; color: #CFE0F5; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.hot a {
  color: var(--white);
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 14px;
  padding: 3px 12px;
  font-size: 13px;
}
.hot a:hover { background: rgba(255, 255, 255, .26); }

/* ---------- 統計條 ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: -26px 0 0;
  position: relative;
  z-index: 2;
}
.stat {
  background: var(--white);
  border: 1px solid var(--divider);
  border-radius: var(--card-radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-card);
}
.stat .num { font-size: 26px; font-weight: 700; color: var(--brand-blue); line-height: 1.15; }
.stat .num em { font-style: normal; font-size: 14px; color: var(--text-secondary); font-weight: 600; margin-left: 2px; }
.stat .lbl { margin-top: 4px; font-size: 13px; color: var(--text-secondary); }

/* ---------- 區塊共用 ---------- */
section.block { padding: 34px 0; }
.block-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.block-head h2 { margin: 0; font-size: 20px; font-weight: 700; }
.block-head h2::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 18px;
  background: var(--brand-orange);
  border-radius: 2px;
  margin-right: 8px;
  vertical-align: -2px;
}
.block-head .more { margin-left: auto; font-size: 14px; color: var(--brand-blue); font-weight: 600; }
.block-head .more:hover { text-decoration: underline; }
.block-sub { font-size: 13px; color: var(--text-secondary); margin: -8px 0 14px; }
.block-sub.error { color: #C62828; }

/* ---------- 最新樓盤 grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
/* 少過 3 個盤時，唔好留空 column */
.feature-grid[data-count="1"] { grid-template-columns: minmax(0, 560px); }
.feature-grid[data-count="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.feature-grid .card {
  margin: 0;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--divider);
  background: var(--white);
}
.feature-grid .card:hover { box-shadow: 0 4px 14px rgba(0, 0, 0, .13); }
.feature-grid .empty { grid-column: 1 / -1; }

/* ---------- 平台服務（對 app 主頁 7 格）---------- */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
}
.svc {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 16px 6px 14px;
  border-radius: var(--card-radius);
  background: var(--white);
  border: 1px solid var(--divider);
}
a.svc:hover { border-color: var(--brand-blue); background: var(--section-header-bg); }
.svc .ring {
  width: 60px;     /* app 主頁服務格：60dp 圓卡 */
  height: 60px;
  border-radius: 30px;
  background: var(--section-header-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.svc .ring img, .svc .ring svg { width: 36px; height: 36px; display: block; }
.svc .lbl { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.svc.off { opacity: .62; }
.svc .lbl .soon { display: block; margin: 4px auto 0; width: fit-content; }

/* ---------- 為何 ---------- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.why {
  background: var(--page-bg);
  border-radius: var(--card-radius);
  padding: 20px;
}
.why h3 { margin: 0 0 8px; font-size: 16px; }
.why h3 span { color: var(--brand-orange); }
.why p { margin: 0; font-size: 14px; line-height: 1.75; color: var(--text-secondary); }

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(135deg, var(--hero-1) 0%, var(--hero-2) 100%);
  border-radius: var(--card-radius);
  color: var(--white);
  padding: 28px 28px;
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 10px 0 34px;
}
.cta h2 { margin: 0 0 6px; font-size: 22px; }
.cta p { margin: 0; font-size: 14px; color: #D8E6F7; line-height: 1.7; }
.cta .act { margin-left: auto; text-align: right; }
.cta .act .hint { display: block; margin-top: 8px; font-size: 12px; color: #CFE0F5; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--divider); background: var(--page-bg); }
.footer-cols {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 24px;
  padding: 30px 0 10px;
}
.footer-cols h4 { margin: 0 0 10px; font-size: 14px; color: var(--text-primary); }
.footer-cols ul { list-style: none; margin: 0; padding: 0; }
.footer-cols li { margin-bottom: 8px; font-size: 13px; color: var(--text-secondary); }
.footer-cols a { color: var(--text-secondary); }
.footer-cols a:hover { color: var(--brand-blue); }
.footer-brand p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; margin: 10px 0 0; max-width: 320px; }
.footer-note {
  border-top: 1px solid var(--divider);
  padding: 14px 0 26px;
  font-size: 12px;
  color: var(--text-tertiary);
  line-height: 1.8;
}

/* ---------- 成交走勢 ---------- */
.trend-tabs { margin-left: auto; display: flex; gap: 6px; }
.trend-tabs button {
  height: 30px;
  padding: 0 14px;
  border-radius: 15px;
  border: 1px solid var(--divider);
  background: var(--white);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
}
.trend-tabs button[aria-selected="true"] {
  background: var(--section-header-bg);
  border-color: var(--brand-blue);
  color: var(--brand-blue);
}
.trend-card {
  background: var(--white);
  border: 1px solid var(--divider);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-card);
  padding: 16px 18px 8px;
}
.trend-chart { min-height: 120px; }
.trend-svg { width: 100%; height: auto; display: block; }
.trend-chips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  border-top: 1px solid var(--divider);
  margin-top: 12px;
  padding: 14px 0 8px;
}
.trend-chips .k { font-size: 12px; color: var(--text-secondary); }
.trend-chips .v { font-size: 18px; font-weight: 700; color: var(--text-primary); margin-top: 2px; }
.trend-chips .chip.wide .v { font-size: 14px; color: var(--text-secondary); font-weight: 600; }

/* ---------- 響應式 ---------- */
@media (max-width: 900px) {
  .site-nav { display: none; }
  .hero h1 { font-size: 27px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .svc-grid { grid-template-columns: repeat(4, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .cta { flex-direction: column; align-items: flex-start; }
  .cta .act { margin-left: 0; text-align: left; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .wrap { padding: 0 14px; }
  .hero { padding: 26px 0 32px; }
  .hero h1 { font-size: 23px; }
  .search-row { flex-wrap: wrap; }
  .search-row input[type="search"] { flex: 1 1 100%; }
  .search-row .btn { flex: 1 1 100%; }
  .stats { grid-template-columns: 1fr 1fr; gap: 10px; margin-top: -20px; }
  .feature-grid { grid-template-columns: 1fr; }
  .svc-grid { grid-template-columns: repeat(3, 1fr); }
  .brand .en { display: none; }
  .footer-cols { grid-template-columns: 1fr; }
}