/* 萝钵力 · 网站样式
   版式：左对齐的阅读栏 + 克制的衬线标题；唯一的强调色只用在标志、链接和"证据强度"上。
   字体只用系统字体，不依赖 Google Fonts（中国大陆访问不稳定）。 */

:root {
  --paper: #f7f3e8;
  --surface: #fffdf8;
  --ink: #2b211b;
  --ink-2: #5a4a3e;
  --ink-3: #8a7a6c;
  --line: #e4dccb;
  --accent: #b8461a;
  --accent-soft: #fbe8db;
  --brown: #6f452c;
  --ev-3: #2d6b4f;
  --ev-2: #976a14;
  --ev-1: #84786c;
  --ev-empty: #ddd3c2;
  --note-bg: #fff4d6;
  --note-line: #e3c56e;

  --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "Source Han Serif CN", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --measure: 38em;
  --wide: 68rem;
  --gutter: clamp(16px, 4vw, 40px);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1b1612;
    --surface: #251e19;
    --ink: #f1e9dc;
    --ink-2: #c7b8a6;
    --ink-3: #94857a;
    --line: #3a3029;
    --accent: #f2884d;
    --accent-soft: #3a2418;
    --brown: #d9a27c;
    --ev-3: #6cc39a;
    --ev-2: #e0b45a;
    --ev-1: #a8998b;
    --ev-empty: #403630;
    --note-bg: #2e2612;
    --note-line: #7a6522;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #1b1612;
  --surface: #251e19;
  --ink: #f1e9dc;
  --ink-2: #c7b8a6;
  --ink-3: #94857a;
  --line: #3a3029;
  --accent: #f2884d;
  --accent-soft: #3a2418;
  --brown: #d9a27c;
  --ev-3: #6cc39a;
  --ev-2: #e0b45a;
  --ev-1: #a8998b;
  --ev-empty: #403630;
  --note-bg: #2e2612;
  --note-line: #7a6522;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
}
a { color: inherit; text-decoration-color: var(--line); text-underline-offset: 3px; }
a:hover { color: var(--accent); text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
img { max-width: 100%; }

.wrap { max-width: var(--wide); margin-inline: auto; padding-inline: var(--gutter); }

/* ---------- 页头 ---------- */
.site-head {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 10;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap {
  display: flex;
  align-items: center;
  gap: 12px 28px;
  flex-wrap: wrap;
  padding-block: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-mark { width: 40px; height: 40px; flex: none; display: block; }
.brand-name { color: var(--brown); font-family: var(--serif); font-weight: 700; font-size: 21px; letter-spacing: 0.06em; }
.brand-tag { font-size: 12px; color: var(--ink-3); letter-spacing: 0.04em; }
.nav { display: flex; gap: 4px 20px; flex-wrap: wrap; margin-left: auto; align-items: center; }
.nav a { text-decoration: none; font-size: 15px; color: var(--ink-2); padding-block: 4px; border-bottom: 2px solid transparent; }
.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-size: 15px; font-weight: 600;
  padding: 8px 18px; border-radius: 999px;
  text-decoration: none; cursor: pointer;
  border: 1.5px solid var(--ink); background: var(--ink); color: var(--paper);
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { color: var(--accent); background: transparent; }
.btn.small { padding: 5px 14px; font-size: 14px; }

@media (max-width: 720px) {
  .brand-tag { display: none; }
  .nav { margin-left: 0; width: 100%; gap: 4px 16px; }
  .nav .btn { margin-left: auto; }
}

/* ---------- 通用排版 ---------- */
h1, h2, h3 { font-family: var(--serif); text-wrap: balance; line-height: 1.35; font-weight: 700; }
.eyebrow { font-size: 13px; letter-spacing: 0.12em; color: var(--accent); font-weight: 600; margin: 0; }
.lede { font-size: 18px; color: var(--ink-2); max-width: var(--measure); }
.section { padding-block: 56px; border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px 24px; flex-wrap: wrap; margin-bottom: 24px; }
.section-head h2 { font-size: 26px; margin: 0; }
.section-head a { font-size: 15px; color: var(--ink-2); }
.page-head { padding-block: 56px 32px; }
.page-head h1 { font-size: clamp(30px, 5vw, 42px); margin: 8px 0 12px; }

/* ---------- 首页主视觉 ---------- */
.hero { padding-block: 72px 56px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 40px; align-items: end; }
.hero h1 { font-size: clamp(32px, 5.6vw, 56px); line-height: 1.25; margin: 16px 0 20px; letter-spacing: 0.01em; }
.hero h1 span { display: block; }
.hero h1 .em { color: var(--accent); }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-scale { border-left: 1px solid var(--line); padding-left: 24px; font-size: 14px; color: var(--ink-2); max-width: 16em; }
.hero-scale p { margin: 0 0 12px; }
.hero-scale .row { display: flex; align-items: center; gap: 10px; margin-block: 8px; }
@media (max-width: 820px) {
  .hero { grid-template-columns: minmax(0, 1fr); padding-block: 48px 40px; }
  .hero-scale { border-left: 0; border-top: 1px solid var(--line); padding: 20px 0 0; max-width: none; }
}

/* ---------- 证据强度 ---------- */
.ev { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; white-space: nowrap; }
.ev-bars { display: inline-flex; gap: 3px; align-items: flex-end; }
.ev-bars i { display: block; width: 5px; background: var(--ev-empty); border-radius: 1px; }
.ev-bars i:nth-child(1) { height: 7px; }
.ev-bars i:nth-child(2) { height: 11px; }
.ev-bars i:nth-child(3) { height: 15px; }
.ev[data-level="3"] { color: var(--ev-3); }
.ev[data-level="2"] { color: var(--ev-2); }
.ev[data-level="1"] { color: var(--ev-1); }
.ev[data-level="3"] .ev-bars i,
.ev[data-level="2"] .ev-bars i:nth-child(-n+2),
.ev[data-level="1"] .ev-bars i:nth-child(1) { background: currentColor; }
.ev.policy { color: var(--ink-2); }

/* ---------- 文章卡片 ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 1fr)); gap: 20px; }
.card {
  display: flex; flex-direction: column; gap: 12px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 6px;
  padding: 22px 22px 18px; text-decoration: none; min-width: 0;
}
a.card:hover { border-color: var(--ink-3); color: inherit; }
a.card:hover h3 { color: var(--accent); }
.card .kicker { font-size: 13px; color: var(--ink-3); display: flex; gap: 8px; flex-wrap: wrap; }
.card h3 { font-size: 20px; margin: 0; }
.card p { margin: 0; color: var(--ink-2); font-size: 15px; }
.card .meta { margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line); display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 13px; color: var(--ink-3); }
.card.pending { background: transparent; border-style: dashed; }
.card.pending h3 { color: var(--ink-2); }

/* ---------- 首页模块 ---------- */
.product-band { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 32px; align-items: start; }
.product-band .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
@media (max-width: 820px) { .product-band { grid-template-columns: minmax(0, 1fr); } }
.principles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); gap: 28px; }
.principles h3 { font-size: 19px; margin: 0 0 8px; }
.principles p { margin: 0; color: var(--ink-2); }
.survey-band { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 28px; display: flex; gap: 20px 32px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.survey-band h2 { font-size: 22px; margin: 0 0 6px; }
.survey-band p { margin: 0; color: var(--ink-2); }

/* ---------- 文章页 ---------- */
.article { max-width: var(--measure); margin-inline: auto; padding-block: 48px 72px; font-size: 17px; line-height: 1.9; }
.article-head h1 { font-size: clamp(28px, 4.6vw, 38px); margin: 10px 0 16px; }
.article-head .summary { font-size: 18px; color: var(--ink-2); margin: 0 0 20px; }
.article-head .summary b { color: var(--ink); }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; font-size: 14px; color: var(--ink-3); padding-block: 14px; border-block: 1px solid var(--line); }
.ev-detail { font-size: 14px; color: var(--ink-3); margin: 10px 0 0; line-height: 1.6; }
.byline { font-size: 14px; color: var(--ink-2); }

.fact-card { margin: 28px 0 8px; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 18px 22px; font-size: 15px; line-height: 1.7; }
.fact-card .label { font-size: 12px; letter-spacing: 0.14em; color: var(--ink-3); font-weight: 600; margin: 0 0 10px; }
.fact-card dl { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 16px; margin: 0; }
.fact-card dt { color: var(--ink-3); white-space: nowrap; }
.fact-card dd { margin: 0; overflow-wrap: anywhere; }

.prose h2 { font-size: 23px; margin: 44px 0 12px; }
.prose h3 { font-size: 19px; margin: 32px 0 8px; }
.prose p, .prose ul, .prose ol { margin: 0 0 16px; }
.prose li { margin-bottom: 6px; }
.prose a { text-decoration-color: var(--ink-3); }
.prose strong { font-weight: 700; }
.prose blockquote { margin: 24px 0; padding: 14px 18px; border-left: 3px solid var(--line); color: var(--ink-2); font-size: 15px; background: var(--surface); border-radius: 0 6px 6px 0; }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose blockquote.correction { border-left-color: var(--accent); }
.table-scroll { overflow-x: auto; margin: 20px 0; }
.prose table { border-collapse: collapse; width: 100%; font-size: 15px; line-height: 1.6; min-width: 32rem; }
.prose th, .prose td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-size: 13px; color: var(--ink-3); font-weight: 600; letter-spacing: 0.04em; }

.for-product { margin: 44px 0 16px; padding: 22px 24px 8px; background: var(--accent-soft); border-radius: 6px; }
.for-product h2 { margin: 0 0 12px; font-size: 20px; }


.refs { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.7; color: var(--ink-2); }
.refs h2 { font-size: 15px; font-family: var(--sans); letter-spacing: 0.1em; margin: 0 0 10px; color: var(--ink-3); }
.refs ul { padding-left: 1.2em; margin: 0; }
.refs li { margin-bottom: 6px; overflow-wrap: anywhere; }

.draft-note { margin: 28px 0 0; padding: 14px 18px; background: var(--note-bg); border: 1px dashed var(--note-line); border-radius: 6px; font-size: 14px; line-height: 1.7; }
.draft-note b { display: block; margin-bottom: 4px; }
.article-nav { margin-top: 40px; display: flex; gap: 12px; flex-wrap: wrap; font-size: 15px; }

/* ---------- 栏目、术语表、关于 ---------- */
.list { display: flex; flex-direction: column; }
.list-item { display: grid; grid-template-columns: 7rem minmax(0, 1fr) auto; gap: 8px 24px; padding-block: 22px; border-top: 1px solid var(--line); text-decoration: none; align-items: baseline; }
.list-item:last-child { border-bottom: 1px solid var(--line); }
.list-item .tag { font-size: 13px; color: var(--ink-3); }
.list-item h3 { margin: 0 0 4px; font-size: 20px; }
.list-item p { margin: 0; color: var(--ink-2); font-size: 15px; }
a.list-item:hover h3 { color: var(--accent); }
@media (max-width: 640px) { .list-item { grid-template-columns: minmax(0, 1fr); } }

.terms { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr)); gap: 0 32px; }
.term { padding-block: 18px; border-top: 1px solid var(--line); min-width: 0; }
.term h3 { margin: 0; font-size: 19px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; }
.term h3 small { font-family: var(--sans); font-weight: 400; font-size: 14px; color: var(--ink-3); }
.term p { margin: 6px 0 0; color: var(--ink-2); font-size: 15px; }
.term .src { font-size: 13px; color: var(--ink-3); }

.cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px 48px; }
@media (max-width: 820px) { .cols { grid-template-columns: minmax(0, 1fr); } }
.box { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 22px 24px; }
.box h2, .box h3 { margin-top: 0; }
.placeholder { background: var(--note-bg); border-bottom: 1px dashed var(--note-line); padding: 0 3px; }
.ev-legend { display: flex; flex-direction: column; gap: 12px; margin: 16px 0; padding: 0; list-style: none; }
.ev-legend li { display: grid; grid-template-columns: 5.5rem minmax(0, 1fr); gap: 12px; align-items: baseline; }

.form { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.form input { flex: 1 1 14rem; min-width: 0; font: inherit; padding: 9px 14px; border: 1.5px solid var(--line); border-radius: 999px; background: var(--surface); color: var(--ink); }
.form-msg { font-size: 14px; color: var(--ink-3); margin: 10px 0 0; min-height: 1.5em; }
.checklist { padding-left: 1.2em; }
.checklist li { margin-bottom: 8px; }

.about-logo { width: 120px; height: 120px; display: block; margin-bottom: 8px; }

/* ---------- 页脚 ---------- */
.site-foot { border-top: 1px solid var(--line); padding-block: 40px 56px; margin-top: 40px; font-size: 14px; color: var(--ink-2); }
.site-foot .wrap { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 24px 48px; }
.site-foot p { margin: 0 0 10px; }
.site-foot .help { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 14px 18px; }
.site-foot .help b { color: var(--ink); }
.site-foot nav { display: flex; gap: 8px 18px; flex-wrap: wrap; margin-top: 12px; }
@media (max-width: 720px) { .site-foot .wrap { grid-template-columns: minmax(0, 1fr); } }

@media (prefers-reduced-motion: no-preference) {
  a, .btn, .card { transition: color .15s, background-color .15s, border-color .15s; }
}

/* 导航里的订阅按钮保持按钮配色 */
.nav a.btn, .nav a.btn:hover { color: var(--paper); border-bottom-width: 1.5px; }

/* ---------- 亲和风格（2026-10-10：专业和可爱并存） ---------- */
:root { --leaf: #2f9a45; --radius: 14px; --on-accent: #ffffff; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --on-accent: #1b1612; } }
:root[data-theme="dark"] { --on-accent: #1b1612; }
.btn { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn:hover { background: var(--brown); border-color: var(--brown); color: var(--on-accent); }
.btn.ghost { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn.ghost:hover { background: var(--accent-soft); color: var(--accent); }
.nav a.btn, .nav a.btn:hover { color: var(--on-accent); }
.card, .box, .survey-band, .fact-card, .help, .site-foot .help, .for-product, .draft-note { border-radius: var(--radius); }
.prose blockquote { border-radius: 0 var(--radius) var(--radius) 0; }
@media (prefers-reduced-motion: no-preference) {
  a.card { transition: transform .18s, box-shadow .18s, border-color .18s; }
  a.card:hover { transform: translateY(-3px); box-shadow: 0 8px 20px -10px color-mix(in srgb, var(--brown) 45%, transparent); }
}
/* 小芽：栏目标题前的胡萝卜叶 */
.section-head h2, .prose h2, .for-product h2 { display: flex; align-items: center; gap: 10px; }
.section-head h2::before, .prose h2::before {
  content: ""; flex: none; width: 18px; height: 18px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M10 19V9' stroke='%232f9a45' stroke-width='2.2' stroke-linecap='round'/%3E%3Cpath d='M10 10C6 10 3.5 7 3 3c4 .3 6.6 2.8 7 7z' fill='%232f9a45'/%3E%3Cpath d='M10 10c4 0 6.5-3 7-7-4 .3-6.6 2.8-7 7z' fill='%2337b24f'/%3E%3C/svg%3E") center / contain no-repeat;
}
.hero-art { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.hero-logo { width: 132px; height: 132px; display: block; }
@media (prefers-reduced-motion: no-preference) {
  .hero-logo { transition: transform .4s; transform-origin: 50% 90%; }
  .hero-logo:hover { transform: rotate(-6deg); }
}
.ev-bars i { border-radius: 3px 3px 1px 1px; }
.fact-card { border: 1.5px dashed color-mix(in srgb, var(--brown) 40%, var(--line)); }
.fact-card .label { color: var(--brown); }
.sign-off { display: flex; align-items: center; gap: 12px; margin-top: 36px; font-size: 14px; color: var(--ink-3); }
.sign-off img { width: 44px; height: 44px; }
/* 危机与临床相关内容保持严肃：不加装饰 */
.serious h2::before { display: none; }
.beian { grid-column: 1 / -1; margin: 8px 0 0; font-size: 13px; color: var(--ink-3); text-align: center; }
.subscribe { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 28px 40px; align-items: start; }
.qr { width: 180px; height: 180px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.qr-empty { display: flex; align-items: center; justify-content: center; text-align: center; font-size: 13px; color: var(--ink-3); border-style: dashed; }
@media (max-width: 640px) { .subscribe { grid-template-columns: minmax(0, 1fr); } }
.disclose { margin: 28px 0 0; padding: 12px 16px; border: 1px solid var(--line); border-radius: var(--radius); font-size: 14px; color: var(--ink-2); line-height: 1.7; }
.subscribe.no-qr { grid-template-columns: minmax(0, 1fr); }

/* 手机：五个导航一行排下，订阅按钮放到标志那一行；主标题每行不断开 */
@media (max-width: 720px) {
  .site-head .wrap { position: relative; }
  .nav { justify-content: space-between; gap: 4px 10px; }
  .nav a { font-size: 14px; }
  .nav a.btn { position: absolute; top: 14px; right: var(--gutter); }
  .hero h1 { font-size: clamp(24px, 6.6vw, 56px); }
  .hero h1 span { white-space: nowrap; }
}

/* 产品启示：我们写什么 */
.formats { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr)); gap: 16px; }
.formats .box { padding: 18px 20px; }
.formats h3 { font-size: 17px; margin: 0 0 6px; }
.formats p { margin: 0; color: var(--ink-2); font-size: 15px; }
.fine { font-size: 14px; color: var(--ink-3); }