/* Layout: one narrow phone column. Header, region jump bar, policy entries by region, FAQ, AI ask, disclaimer. */
:root {
  --bg: #F2F5F4;
  --card: #FFFFFF;
  --ink: #14232B;
  --muted: #4E5F66;
  --line: #D3DCDA;
  --accent: #0E6B63;
  --accent-soft: #DDEFEC;
  --stamp: #B4561E;
  --stamp-soft: #F7E7DC;
  --display: "Noto Serif SC", "Songti SC", serif;
  --body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0F1A1E; --card: #17262B; --ink: #E8EFEE; --muted: #A9B8B9; --line: #2B3D42;
  --accent: #5CC2B6; --accent-soft: #1C3936; --stamp: #E9935C; --stamp-soft: #3A281C; color-scheme: dark; } }
:root[data-theme="dark"] {
  --bg: #0F1A1E; --card: #17262B; --ink: #E8EFEE; --muted: #A9B8B9; --line: #2B3D42;
  --accent: #5CC2B6; --accent-soft: #1C3936; --stamp: #E9935C; --stamp-soft: #3A281C; color-scheme: dark; }

body { background: var(--bg); color: var(--ink); font-family: var(--body); font-size: 18px; line-height: 1.75; }
.wrap { max-width: 660px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); padding-block: 24px 48px; display: flex; flex-direction: column; gap: 40px; }
h1, h2, h3 { font-family: var(--display); text-wrap: balance; margin: 0; }
h2 { font-size: 27px; line-height: 1.35; }
h3 { font-size: 20px; line-height: 1.45; }
p { margin: 0; }
a { color: var(--accent); text-underline-offset: 3px; }
.label { font-family: var(--mono); font-size: 13px; letter-spacing: .12em; color: var(--accent); }
section { display: flex; flex-direction: column; gap: 16px; }

.brand { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { font-family: var(--mono); font-size: 18px; font-weight: 500; }
.logo b { color: var(--accent); }
.tag { font-size: 14px; color: var(--muted); border: 1.5px solid var(--line); border-radius: 999px; padding: 2px 12px; }
.hero { gap: 12px; }
.hero h1 { font-size: clamp(30px, 8vw, 42px); line-height: 1.3; font-weight: 900; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { color: var(--muted); font-size: 19px; }
.facts { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 15px; color: var(--muted); }
.facts b { color: var(--ink); font-family: var(--mono); font-weight: 500; }

.jump { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: var(--bg); display: flex; gap: 8px; overflow-x: auto; padding-block: 8px; margin-block: -8px; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); }
.jump a { flex: none; text-decoration: none; font-weight: 700; font-size: 16px; color: var(--ink); background: var(--card); border: 1.5px solid var(--line); border-radius: 999px; padding: 6px 16px; }
.jump a:focus-visible, .btn:focus-visible, textarea:focus-visible, .chip:focus-visible, summary:focus-visible { outline: 3px solid var(--stamp); outline-offset: 2px; }

.region-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-bottom: 2.5px solid var(--ink); padding-bottom: 6px; }
.region-head span { font-size: 15px; color: var(--muted); }

article { background: var(--card); border: 1.5px solid var(--line); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 8px; align-items: center; }
.country { font-weight: 700; font-size: 15px; }
.badge { font-size: 13px; font-weight: 700; padding: 1px 9px; border-radius: 6px; white-space: nowrap; }
.badge.off { background: var(--accent-soft); color: var(--accent); }
.badge.sec { background: var(--stamp-soft); color: var(--stamp); }
.badge.draft { border: 1.5px dashed var(--stamp); color: var(--stamp); }
dl { margin: 0; display: grid; grid-template-columns: 5.5em 1fr; gap: 6px 10px; font-size: 17px; }
dt { color: var(--muted); }
dd { margin: 0; min-width: 0; }
.impact { background: var(--bg); border-radius: 10px; padding: 12px 14px; }
.impact strong { display: block; font-size: 15px; color: var(--accent); }
.src { font-size: 15px; color: var(--muted); display: flex; flex-direction: column; gap: 2px; overflow-wrap: anywhere; }
.pending { font-size: 16px; color: var(--muted); border: 1.5px dashed var(--line); border-radius: 12px; padding: 14px; }

details { background: var(--card); border: 1.5px solid var(--line); border-radius: 12px; padding: 4px 16px; }
summary { cursor: pointer; font-weight: 700; padding-block: 10px; }
details p { padding-bottom: 12px; color: var(--muted); }

.ask { background: var(--card); border: 2px solid var(--accent); border-radius: 16px; padding: 18px; gap: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 500 15px var(--body); color: var(--ink); background: var(--accent-soft); border: 0; border-radius: 999px; padding: 8px 14px; cursor: pointer; text-align: left; }
textarea { width: 100%; box-sizing: border-box; min-height: 90px; font: 18px/1.6 var(--body); color: var(--ink); background: var(--bg); border: 1.5px solid var(--line); border-radius: 12px; padding: 12px; resize: vertical; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 22px; border-radius: 12px; border: 0; background: var(--accent); color: var(--bg); font: 700 18px var(--body); cursor: pointer; }
.btn[disabled] { opacity: .55; cursor: wait; }
.answer { background: var(--bg); border-radius: 12px; padding: 14px; white-space: pre-wrap; overflow-wrap: anywhere; }
.answer.empty { color: var(--muted); }

.disclaimer { border: 2px solid var(--stamp); border-radius: 14px; padding: 16px 18px; background: var(--stamp-soft); }
.disclaimer h2 { font-size: 22px; color: var(--stamp); }
.disclaimer ul { margin: 0; padding-left: 1.2em; display: flex; flex-direction: column; gap: 6px; }
.focus { font-size: 17px; background: var(--accent-soft); border-radius: 10px; padding: 10px 14px; }
.note { font-size: 15px; color: var(--muted); }
input[type="search"], input[type="email"] { width: 100%; box-sizing: border-box; min-height: 52px; font: 18px var(--body); color: var(--ink); background: var(--card); border: 1.5px solid var(--line); border-radius: 12px; padding: 0 14px; }
input:focus-visible { outline: 3px solid var(--stamp); outline-offset: 2px; }
.search { gap: 8px; }
article.view { border-style: dashed; }
.badge.view-b { background: var(--bg); color: var(--muted); border: 1.5px solid var(--line); }
.todo { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; border-top: 1.5px solid var(--line); }
.todo li { display: flex; flex-direction: column; padding-block: 12px; border-bottom: 1.5px solid var(--line); }
.todo span { color: var(--muted); font-size: 16px; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.regions { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 18px; }
.regions legend { margin-bottom: 6px; }
.regions label { display: inline-flex; align-items: center; gap: 6px; font-size: 18px; }
.regions input { width: 22px; height: 22px; accent-color: var(--accent); }
footer { font-size: 15px; color: var(--muted); border-top: 1.5px solid var(--line); padding-top: 18px; display: flex; flex-direction: column; gap: 4px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
html { scroll-behavior: smooth; }
/* 工具页：表格和下拉框 */
table { width: 100%; border-collapse: collapse; font-size: 16px; background: var(--card); }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
select, input[type="number"] { font: inherit; font-size: 18px; padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); }