/* ═══════════════════════════════════════════════════════════
   爱闹腾 AiNotion · 官网样式

   骨架学 Notion：暖黑文字、1px 细边、方一些的圆角、文档式排版。
   皮肤加科技感：深色网格 Hero、等宽字标签、蓝色辉光、数据化数字。

   零 JavaScript —— 全站纯 HTML + CSS，没有任何交互脚本。
   ═══════════════════════════════════════════════════════════ */

:root {
  /* Notion 的暖色中性 */
  --text: #37352f;
  --text-2: #6b6862;
  --text-3: #9b9a97;
  --bg: #ffffff;
  --bg-alt: #f7f7f5;
  --border: #e3e3e3;
  --border-2: #ededec;

  /* 品牌蓝（Notion 同色）+ 科技感的青 */
  --accent: #2981e9;
  --accent-hover: #1a6fd4;
  --accent-soft: #eaf2fd;
  --cyan: #14b8a6;
  --cyan-soft: #e6f7f5;

  --good: #0f7b6c;
  --radius: 8px;
  --radius-lg: 14px;
  --maxw: 1120px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

/* 导航是吸顶的（52px），锚点跳转必须留出这段高度，
   否则目标区块的标题会被导航条盖住半截。
   68px = 52px 导航 + 16px 呼吸感。 */
section[id], [id]:target { scroll-margin-top: 68px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, kbd, .mono { font-family: var(--mono); font-size: .88em; }
code { background: var(--bg-alt); border: 1px solid var(--border-2); border-radius: 4px; padding: 1px 6px; }
kbd {
  background: #fff; border: 1px solid var(--border); border-bottom-width: 2px;
  border-radius: 5px; padding: 2px 7px; font-size: .82em; color: var(--text);
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.narrow { max-width: 780px; }
.center { text-align: center; }

h1, h2, h3, h4 { margin: 0; font-weight: 650; line-height: 1.25; letter-spacing: -0.012em; }
.h2 { font-size: clamp(26px, 3.3vw, 38px); }
.h3 { font-size: clamp(21px, 2.4vw, 27px); }
.sub { color: var(--text-2); font-size: clamp(16px, 1.7vw, 18px); margin: 14px 0 0; line-height: 1.6; }
.mono-label {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .06em;
  color: var(--accent); text-transform: uppercase;
}

/* ═══════════ 顶部导航 ═══════════ */
.nav {
  position: sticky; top: 0; z-index: 100; height: 52px;
  background: rgba(255,255,255,.86);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-in {
  max-width: var(--maxw); margin: 0 auto; padding: 0 28px; height: 100%;
  display: flex; align-items: center; gap: 30px;
}
.nav-brand { display: flex; align-items: center; gap: 9px; color: var(--text); font-weight: 680; font-size: 15px; }
.nav-brand:hover { text-decoration: none; }
.nav-mark {
  width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  color: #fff; font-size: 13px; font-weight: 700; font-family: var(--mono);
}
.nav-en { font-family: var(--mono); font-size: 11px; color: var(--text-3); font-weight: 400; }
.nav-links { display: flex; gap: 24px; margin-left: auto; }
.nav-links a { color: var(--text-2); font-size: 14px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-sep { width: 1px; height: 16px; background: var(--border); }
.nav-sister { color: var(--text-3); font-size: 13px; }
.nav-sister:hover { color: var(--accent); text-decoration: none; }
@media (max-width: 1000px) { .nav-sister, .nav-sep { display: none; } }
.nav-cta {
  font-size: 13.5px; padding: 7px 16px; border-radius: var(--radius);
  background: var(--accent); color: #fff; font-weight: 550;
}
.nav-cta:hover { background: var(--accent-hover); text-decoration: none; }
@media (max-width: 820px) { .nav-links { display: none; } }

/* ═══════════ Hero：白底 + 网格 ═══════════ */
.hero {
  position: relative; overflow: hidden;
  background: var(--bg); padding: 74px 0 0;
  border-bottom: 1px solid var(--border);
}
/* 网格底纹 —— 科技感的主要来源，在白色上用极淡的蓝灰 */
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(41,129,233,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(41,129,233,.055) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(ellipse 78% 66% at 50% 30%, #000 26%, transparent 100%);
  mask-image: radial-gradient(ellipse 78% 66% at 50% 30%, #000 26%, transparent 100%);
}
/* 顶部一抹极淡的蓝色光晕 */
.hero::after {
  content: ""; position: absolute; left: 50%; top: -220px;
  width: 940px; height: 560px; transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(41,129,233,.13), transparent 72%);
  pointer-events: none;
}
.hero-in { position: relative; z-index: 2; text-align: center; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .04em;
  color: var(--text-2); background: #fff;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 6px 6px 6px 15px; margin-bottom: 26px;
}
/* 「完全免费」—— 全场唯一的红色，用来抢第一眼 */
.hero-tag b {
  color: #e0342b; font-weight: 800; letter-spacing: .02em;
  background: #fef1f0; border: 1px solid #fbd7d4;
  border-radius: 999px; padding: 3px 11px;
}
.hero h1 {
  font-size: clamp(46px, 7.6vw, 80px); font-weight: 720; letter-spacing: -0.03em;
  color: var(--text); margin: 0 0 8px;
}
.hero h1 .en {
  display: block; font-family: var(--mono); font-weight: 400;
  font-size: clamp(14px, 1.7vw, 19px); letter-spacing: .28em;
  color: var(--text-3); margin-top: 16px;
}
.hero-sub {
  font-size: clamp(17px, 2.1vw, 22px); color: var(--text-2);
  margin: 26px auto 0; max-width: 34em; line-height: 1.55;
  text-wrap: balance;   /* 让两行长度接近，不要孤字换行 */
}
.hero-sub b { color: var(--text); font-weight: 650; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 36px; }
.hero-meta {
  font-family: var(--mono); font-size: 12.5px; color: var(--text-3);
  margin: 20px 0 0; letter-spacing: .02em;
}
.hero-shot {
  position: relative; z-index: 2; margin: 60px auto 0; max-width: 400px;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 18px 60px rgba(15,15,15,.13);
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: var(--radius); font-weight: 550; transition: background .18s ease;
}
.btn-primary { background: var(--accent); color: #fff; padding: 13px 28px; font-size: 16px; }
.btn-primary:hover { background: var(--accent-hover); text-decoration: none; }
.btn-lg { padding: 15px 36px; font-size: 17px; }
.btn-ghost {
  background: #fff; color: var(--text);
  border: 1px solid var(--border); padding: 13px 28px; font-size: 16px;
}
.btn-ghost:hover { background: var(--bg-alt); text-decoration: none; }

/* ═══════════ 数字条 ═══════════ */
.specs { background: var(--bg-alt); border-bottom: 1px solid var(--border); padding: 30px 0; }
.specs-in {
  max-width: var(--maxw); margin: 0 auto; padding: 0 28px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center;
}
@media (max-width: 760px) { .specs-in { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; } }
.spec b {
  display: block; font-family: var(--mono); font-size: 25px; font-weight: 600;
  color: var(--accent); letter-spacing: -0.01em;
}
.spec span { font-size: 13px; color: var(--text-2); }

/* ═══════════ 区块 ═══════════ */
.section { padding: clamp(64px, 8vw, 104px) 0; }
.alt { background: var(--bg-alt); }
.section-head { max-width: 720px; margin: 0 auto; text-align: center; }

/* ═══════════ 卡片 ═══════════ */
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 46px; }
@media (max-width: 940px) { .cards3 { grid-template-columns: 1fr; } }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px 26px;
}
.card .ico { font-size: 26px; display: block; margin-bottom: 14px; }
.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { margin: 0; color: var(--text-2); font-size: 14.5px; line-height: 1.65; }
.card p b { color: var(--text); }

/* ═══════════ 功能详解 ═══════════ */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding: 40px 0; }
.feature:nth-child(even) .ftext { order: 2; }
@media (max-width: 900px) {
  .feature { grid-template-columns: 1fr; gap: 26px; }
  .feature:nth-child(even) .ftext { order: initial; }
}
.ftext .mono-label { display: block; margin-bottom: 12px; }
.ftext h3 { font-size: clamp(22px, 2.7vw, 30px); margin-bottom: 14px; }
.ftext > p { color: var(--text-2); font-size: 16px; margin: 0 0 16px; }
.ftext ul { margin: 0; padding: 0; list-style: none; }
.ftext li {
  position: relative; padding: 6px 0 6px 22px; font-size: 15px; color: var(--text-2);
}
.ftext li::before {
  content: "▸"; position: absolute; left: 2px; color: var(--accent); font-size: 12px; top: 9px;
}
.ftext li b { color: var(--text); }
.fshot { display: flex; justify-content: center; }
.fshot img { border-radius: var(--radius-lg); border: 1px solid var(--border); box-shadow: 0 12px 40px rgba(15,15,15,.10); }
.fshot.sm img { max-width: 320px; }

/* ═══════════ 小卡网格 ═══════════ */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 44px; }
@media (max-width: 940px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid { grid-template-columns: 1fr; } }
.mini { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px 20px; }
.mini .ico { font-size: 21px; display: block; margin-bottom: 11px; }
.mini h4 { font-size: 15.5px; margin-bottom: 6px; }
.mini p { margin: 0; font-size: 13.5px; color: var(--text-2); line-height: 1.6; }

/* ═══════════ 对比表 ═══════════ */
.tscroll { margin-top: 44px; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-lg); }
.cmp { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 14.5px; background: #fff; }
.cmp th, .cmp td { padding: 13px 18px; text-align: left; }
.cmp thead th {
  font-family: var(--mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--text-3); background: var(--bg-alt); border-bottom: 1px solid var(--border); font-weight: 600;
}
.cmp thead th.hl { color: var(--accent); }
.cmp tbody th { font-weight: 500; color: var(--text); width: 31%; border-top: 1px solid var(--border-2); }
.cmp tbody td { color: var(--text-2); border-top: 1px solid var(--border-2); }
.cmp .hl { background: rgba(41,129,233,.045); }
.cmp .sep th {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--text-3); background: var(--bg-alt); font-weight: 600;
}
.cmp .good { color: var(--good); font-weight: 500; }
.cmp .yes { color: var(--text); }
.cmp .no { color: #c4c4c4; }
.cmp .dim { color: #c4c4c4; }

.note {
  margin-top: 24px; padding: 24px 28px; background: var(--accent-soft);
  border: 1px solid #cfe2fb; border-radius: var(--radius-lg);
}
.note h4 { font-size: 16px; margin-bottom: 10px; }
.note p { margin: 0 0 8px; font-size: 14.5px; color: #33507a; }
.note p:last-child { margin-bottom: 0; }

/* ═══════════ 步骤 ═══════════ */
.steps { max-width: 640px; margin: 40px auto 0; }
.step { display: flex; gap: 18px; padding: 15px 0; align-items: flex-start; }
.step-n {
  flex: none; width: 30px; height: 30px; border-radius: var(--radius);
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; font-family: var(--mono); font-size: 13px; font-weight: 600;
}
.step h4 { font-size: 15.5px; margin-bottom: 4px; }
.step p { margin: 0; color: var(--text-2); font-size: 14.5px; }

/* ═══════════ 提示卡 ═══════════ */
.calls { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 40px; }
@media (max-width: 820px) { .calls { grid-template-columns: 1fr; } }
.call { border-radius: var(--radius-lg); padding: 24px 26px; border: 1px solid transparent; }
.call h4 { font-size: 15.5px; margin-bottom: 10px; }
.call p { margin: 0 0 9px; font-size: 14.5px; }
.call p:last-child { margin-bottom: 0; }
.call-ok { background: var(--cyan-soft); border-color: #bfe9e3; color: #0d5f56; }
.call-ok h4 { color: var(--good); }
.call-warn { background: #fff8e6; border-color: #f0d9a0; color: #7a5a10; }
.call-warn h4 { color: #9a6b00; }

/* ═══════════ 下载：浅蓝底 + 白色卡片 ═══════════ */
.dl { background: #f4f8fe; border-top: 1px solid #dbe8fa; border-bottom: 1px solid #dbe8fa; position: relative; overflow: hidden; }
.dl::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(41,129,233,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(41,129,233,.05) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: radial-gradient(ellipse 66% 72% at 50% 42%, #000 20%, transparent 100%);
  mask-image: radial-gradient(ellipse 66% 72% at 50% 42%, #000 20%, transparent 100%);
}
.dl > .wrap { position: relative; z-index: 2; }
.dl-card {
  margin-top: 38px; padding: 24px 28px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid #cfe2fb;
  box-shadow: 0 10px 34px rgba(41,129,233,.10);
  display: flex; align-items: center; justify-content: space-between; gap: 22px; flex-wrap: wrap;
}
.dl-left { display: flex; align-items: center; gap: 16px; }
.dl-mark {
  width: 52px; height: 52px; border-radius: 14px; flex: none;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  display: grid; place-items: center; font-family: var(--mono); font-weight: 700; color: #fff; font-size: 19px;
}
.dl-card h3 { font-size: 19px; color: var(--text); margin-bottom: 3px; }
.dl-meta { margin: 0; font-family: var(--mono); font-size: 12.5px; color: var(--text-3); }
.dl-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 18px; }
@media (max-width: 720px) { .dl-steps { grid-template-columns: 1fr; } }
.dl-step {
  background: #fff; border: 1px solid #dbe8fa; border-radius: var(--radius-lg); padding: 17px 19px;
  display: flex; gap: 12px; align-items: flex-start;
}
.dl-step b {
  flex: none; width: 22px; height: 22px; border-radius: 6px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; font-family: var(--mono); font-size: 12px;
}
.dl-step p { margin: 0; font-size: 13.5px; color: var(--text-2); }
.dl-step p strong { color: var(--text); font-weight: 650; }
.dl-note {
  margin-top: 18px; padding: 22px 26px; border-radius: var(--radius-lg);
  background: #fff8e6; border: 1px solid #f0d9a0;
}
.dl-note h4 { color: #9a6b00; font-size: 15.5px; margin-bottom: 10px; }
.dl-note p { margin: 0 0 8px; font-size: 14px; color: #7a5a10; }
.dl-note p:last-child { margin-bottom: 0; }
.dl-note strong { color: #5c4409; }
.reqs { margin-top: 26px; }
.reqs h4 { font-family: var(--mono); font-size: 11.5px; letter-spacing: .07em; text-transform: uppercase; color: var(--text-3); margin-bottom: 10px; }
.reqs ul { margin: 0; padding: 0; list-style: none; }
.reqs li { font-size: 14px; color: var(--text-2); padding: 9px 0 9px 20px; position: relative; border-top: 1px solid #dbe8fa; }
.reqs li:first-child { border-top: 0; }
.reqs li::before { content: "›"; position: absolute; left: 3px; color: var(--accent); font-weight: 700; }

/* ═══════════ FAQ（纯文本，不折叠；双列卡片）═══════════ */
.faq {
  margin-top: 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  align-items: start;   /* 卡片各自高度，长短不一也不留空 */
}
@media (max-width: 860px) { .faq { grid-template-columns: 1fr; } }
.qa {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 22px 24px;
}
.qa h4 { font-size: 15.5px; margin-bottom: 9px; line-height: 1.4; }
.qa h4::before { content: "Q  "; font-family: var(--mono); color: var(--accent); font-size: 12.5px; }
.qa p { margin: 0 0 8px; color: var(--text-2); font-size: 14px; line-height: 1.65; }
.qa p:last-child { margin-bottom: 0; }

/* ═══════════ 隐私 ═══════════ */
.priv { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 44px; }
@media (max-width: 940px) { .priv { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .priv { grid-template-columns: 1fr; } }
.priv > div { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px 20px; }
.priv .ico { font-size: 21px; display: block; margin-bottom: 11px; }
.priv h4 { font-size: 15px; margin-bottom: 7px; }
.priv p { margin: 0; font-size: 13.5px; color: var(--text-2); line-height: 1.6; }

/* ═══════════ 姐妹产品 ═══════════ */
.sister {
  background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 30px 34px; margin-top: 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap;
}
.sister h3 { font-size: 19px; margin-bottom: 6px; }
.sister p { margin: 0; color: var(--text-2); font-size: 14.5px; max-width: 46em; }
.sister .tag { font-family: var(--mono); font-size: 12.5px; color: var(--cyan); display: block; margin-bottom: 8px; letter-spacing: .04em; }

/* ═══════════ 关于 / 页脚 ═══════════ */
.about-co { font-size: clamp(18px, 2.1vw, 22px); font-weight: 650; margin: 22px 0 6px; }

.footer { background: var(--bg-alt); border-top: 1px solid var(--border); padding: 46px 0 36px; font-size: 13px; color: var(--text-3); }
.f-top { display: flex; gap: 40px; justify-content: space-between; flex-wrap: wrap; padding-bottom: 26px; }
.f-brand { display: flex; gap: 11px; align-items: flex-start; }
.f-brand b { display: block; color: var(--text); font-size: 14.5px; }
.f-brand span { font-size: 12.5px; }
.f-groups { display: flex; gap: 52px; flex-wrap: wrap; }
.f-group { display: flex; flex-direction: column; gap: 8px; }
.f-group h5 { font-family: var(--mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--text); margin: 0 0 2px; }
.f-group a { color: var(--text-2); font-size: 12.5px; }
.f-bottom { border-top: 1px solid var(--border); padding-top: 20px; }
.f-legal { margin: 0 0 10px; font-size: 12px; line-height: 1.65; max-width: 64em; }
/* 版权行用 flex 排：各项是独立的 flex item，
   换行时整个「图标+备案号」一起走，不会被拆成两半。
   同时给一行放不下的窄屏留了余地（会自动折行而不是溢出）。 */
.f-copy { margin: 0; font-size: 12.5px; display: flex; flex-wrap: wrap; align-items: center; row-gap: 6px; }
.f-copy > * { flex: 0 0 auto; }
.sep { margin: 0 7px; color: var(--border); }
.f-copy .sep { flex: 0 0 auto; }

/* ═══════════ 反馈与提问 ═══════════ */
.fb-grid {
  display: grid; grid-template-columns: 1fr 240px; gap: 40px;
  margin-top: 44px; align-items: start;
}
@media (max-width: 860px) { .fb-grid { grid-template-columns: 1fr; gap: 34px; } }

.fb-actions { display: grid; gap: 14px; }
.fb-card {
  display: flex; align-items: center; gap: 18px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 22px 24px; color: var(--text);
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.fb-card:hover {
  text-decoration: none; border-color: var(--accent);
  transform: translateY(-2px); box-shadow: 0 8px 26px rgba(41,129,233,.13);
}
.fb-ico { font-size: 26px; flex: none; }
.fb-body { flex: 1; min-width: 0; }
.fb-body b { display: block; font-size: 16.5px; margin-bottom: 3px; }
.fb-body em { font-style: normal; font-size: 14px; color: var(--text-2); }
.fb-go { flex: none; color: var(--accent); font-size: 17px; }
.fb-note { margin: 8px 2px 0; font-size: 12.5px; color: var(--text-3); line-height: 1.65; }

.fb-side { position: sticky; top: 72px; }
@media (max-width: 860px) { .fb-side { position: static; } }
.fb-qr { margin: 0; }
.fb-qr img { width: 100%; border: 1px solid var(--border); border-radius: var(--radius-lg); background: #fff; }
.fb-side-note { margin: 10px 0 0; text-align: center; font-size: 13px; color: var(--text-2); }

/* ═══════════ 什么是 Notion ═══════════ */
.notion-intro { padding: clamp(48px, 6vw, 72px) 0; }
.ni {
  display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: center;
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 38px 42px;
}
@media (max-width: 860px) { .ni { grid-template-columns: 1fr; gap: 28px; padding: 30px 26px; } }
.ni-text .mono-label { display: block; margin-bottom: 12px; }
.ni-text h3 { font-size: clamp(21px, 2.4vw, 27px); margin-bottom: 14px; }
.ni-text p { color: var(--text-2); font-size: 15.5px; margin: 0 0 12px; line-height: 1.65; }
.ni-text p strong { color: var(--text); font-weight: 650; }
.ni-link {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 6px;
  font-size: 15px; font-weight: 550;
}
.ni-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.ni-list li {
  display: flex; flex-direction: column; gap: 1px;
  padding: 11px 0; border-top: 1px solid var(--border);
}
.ni-list li:first-child { border-top: 0; }
.ni-list b { font-size: 14px; font-weight: 600; }
.ni-list span { font-size: 13px; color: var(--text-2); }

/* 公安联网备案：图标必须保持原始比例（36×40 压到 18×20），
   否则网警的盾牌会变形 —— 这种官方标识变形很难看。 */
.f-police { display: inline-flex; align-items: center; gap: 5px; }
.f-police img { display: block; width: 18px; height: 20px; flex: 0 0 auto; object-fit: contain; }