/* ==========================================================================
   香香腐宅 · xxfz-app.net  共享样式
   配色为站群第 12 档：天青蓝主 / 海棠粉 CTA / 湖青交互 / 蜜杏点缀（浅色 Hero）
   ⚠️ 变量名沿用初版命名（--taro / --coral / --mint / --amber），取值已是第 12 档。
   ========================================================================== */

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

:root {
  --taro: #2E86D6;        /* 主色 · 天青蓝 */
  --taro-d: #1B5C9E;      /* 主色深 */
  --taro-l: #E3F0FC;      /* 主色浅 */
  --coral: #F0709A;       /* CTA · 海棠粉 */
  --coral-d: #C9406C;     /* CTA 深 */
  --coral-l: #FDEBF1;     /* CTA 浅 */
  --mint: #22A79B;        /* 交互 / 链接 / 选中 · 湖青 */
  --mint-d: #157A71;
  --mint-l: #E1F4F2;
  --amber: #F0A93C;       /* 评分星 */
  --peach: #FFC178;       /* 点缀 · 蜜杏 */

  --bg: #F5F9FD;
  --card: #FFFFFF;
  --ink: #1E2430;
  --ink-2: #4A5361;
  --muted: #858E9C;
  --line: #E4EBF2;

  --dark: #0E2338;
  --dark-2: #17395A;
  --dark-tx: #C2D2E0;

  --grad-main: linear-gradient(135deg, #5AA8E6, #2E86D6 52%, #1B5C9E);
  --grad-cta: linear-gradient(135deg, #FF9BBB, #F0709A 54%, #D34070);
  --hero-grad: linear-gradient(164deg, #E9F4FF, #F8FCFF 46%, #EEF9F5);

  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 10px 28px rgba(24, 74, 122, .10);
  --shadow-lg: 0 22px 50px rgba(24, 74, 122, .16);
  --wrap: 1180px;
}

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}
/* ⚠️ 不要在 body / html 上写 overflow-x:hidden —— 它会同时掩盖 overflow 与 oob 两个探针，
      造成「闸门假绿」。需要裁切就写在具体容器（如 .hero）上。 */

h1, h2, h3, h4, p, ul, ol, li, figure, figcaption, blockquote, dl, dd, dt { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: var(--mint-d); text-decoration: none; }
a:hover { color: var(--mint); }
img { max-width: 100%; height: auto; display: block; border: 0; }
table { border-collapse: collapse; width: 100%; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding-left: 22px; padding-right: 22px; }

/* ── 头部 ────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(1.6) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-in { display: flex; align-items: center; gap: 18px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand img { width: 44px; height: 44px; border-radius: 12px; flex: none; box-shadow: 0 4px 12px rgba(46, 134, 214, .28); }
.brand-name { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name b { font-size: 19px; font-weight: 800; color: var(--taro-d); letter-spacing: .5px; }
.brand-name .sub { font-size: 11px; color: var(--muted); letter-spacing: .3px; }

.nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav a {
  font-size: 15px; color: var(--ink-2); padding: 8px 14px; border-radius: 9px;
  transition: background .18s, color .18s; white-space: nowrap;
}
.nav a:hover { background: var(--taro-l); color: var(--taro-d); }
.nav a.active { background: var(--taro-l); color: var(--taro-d); font-weight: 700; }
.nav .header-cta {
  background: var(--grad-cta); color: #fff; font-weight: 700;
  padding: 10px 20px; margin-left: 8px; box-shadow: 0 6px 16px rgba(240, 112, 154, .34);
}
.nav .header-cta:hover { background: var(--grad-cta); color: #fff; filter: brightness(1.05); }

/* ── Hero（浅色底）────────────────────────────────────── */
.hero { background: var(--hero-grad); position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(520px 340px at 12% 8%, rgba(46, 134, 214, .20), transparent 70%),
    radial-gradient(460px 320px at 88% 4%, rgba(240, 112, 154, .18), transparent 70%),
    radial-gradient(520px 380px at 70% 96%, rgba(34, 167, 155, .16), transparent 72%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: radial-gradient(rgba(46, 134, 214, .16) 1px, transparent 1px);
  background-size: 22px 22px;
}
.hero .hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.06fr .94fr; gap: 32px; align-items: center;
  padding-top: 62px; padding-bottom: 66px;
}
.hero-grid > * { min-width: 0; }
.hero h1 {
  font-size: 42px; line-height: 1.24; font-weight: 800; color: var(--taro-d);
  letter-spacing: .5px;
}
.hero h1 em { font-style: normal; color: var(--coral); }
.hero-lead { margin-top: 16px; font-size: 16.5px; color: var(--ink-2); max-width: 560px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 20px; }
.hero-meta span { font-size: 13.5px; color: var(--mint-d); display: inline-flex; align-items: center; gap: 7px; }
.hero-meta i { color: var(--mint); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 16px; font-weight: 700; padding: 14px 30px; border-radius: 12px;
  background: var(--grad-cta); color: #fff; box-shadow: 0 12px 26px rgba(240, 112, 154, .34);
  transition: transform .18s, filter .18s;
}
.btn:hover { color: #fff; transform: translateY(-2px); filter: brightness(1.05); }
.btn-ghost {
  background: #fff; color: var(--taro-d); box-shadow: 0 8px 20px rgba(24, 74, 122, .12);
  border: 1px solid var(--line);
}
.btn-ghost:hover { color: var(--taro-d); background: var(--taro-l); }
.pill {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  background: #fff; color: var(--taro-d); border: 1px solid #CFE3F6;
  padding: 6px 14px; border-radius: 40px; box-shadow: 0 4px 12px rgba(24, 74, 122, .08);
}
.hero-badge { margin-bottom: 18px; }

.hero-visual { display: flex; justify-content: center; align-items: flex-end; gap: 22px; }
.phone {
  width: 206px; flex: none; background: #F9FAF5; border-radius: 26px; padding: 9px;
  box-shadow: 0 0 0 3px #10243B, 0 0 0 5px #2B3F57, var(--shadow-lg);
}
.phone.small { width: 142px; padding: 7px; border-radius: 20px; }
.phone .screen { border-radius: 18px; overflow: hidden; background: #fff; }
.phone.small .screen { border-radius: 14px; }
.phone .screen img { width: 100%; height: auto; display: block; }

/* ── 数据信任条 ───────────────────────────────────────── */
.stats { background: #fff; border-bottom: 1px solid var(--line); }
.stats .in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 26px 0; }
.stats .it { text-align: center; border-right: 1px solid var(--line); }
.stats .it:last-child { border-right: 0; }
.stats .it .num { display: block; font-size: 30px; font-weight: 800; color: var(--taro); line-height: 1.2; letter-spacing: .5px; }
.stats .it .lbl { display: block; font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ── 区块通用 ─────────────────────────────────────────── */
.section { padding: 68px 0; }
.section.alt { background: #fff; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.sec-head h2 { font-size: 30px; font-weight: 800; color: var(--taro-d); letter-spacing: .5px; }
.sec-head-p { margin-top: 12px; font-size: 15.5px; color: var(--ink-2); }
.sec-body { font-size: 16px; color: var(--ink-2); }

/* ── 功能卡 ───────────────────────────────────────────── */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px 24px; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card .ico {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: var(--taro-l); color: var(--taro-d); font-size: 19px; margin-bottom: 16px;
}
.card h3 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 9px; }
.card p { font-size: 14.5px; color: var(--ink-2); }
.card p + p { margin-top: 8px; }
.card.hl { border-color: #CFE3F6; background: linear-gradient(180deg, #F8FCFF, #fff 60%); }

/* ── 预览图 gallery ───────────────────────────────────── */
.shots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.shot { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; box-shadow: var(--shadow); }
.shot img { width: 100%; height: auto; display: block; border-radius: 9px; }
.shot figcaption { margin-top: 11px; font-size: 13px; color: var(--ink-2); text-align: center; }
.shot figcaption b { display: block; color: var(--taro-d); font-size: 13.5px; margin-bottom: 3px; }

/* ── 入口卡 ───────────────────────────────────────────── */
.entries { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.entry {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 22px; box-shadow: var(--shadow); transition: transform .2s, border-color .2s;
}
.entry:hover { transform: translateY(-4px); border-color: #CFE3F6; }
.entry h3 { font-size: 17px; font-weight: 700; color: var(--taro-d); margin-bottom: 8px; }
.entry p { font-size: 14px; color: var(--ink-2); }
.entry span { display: inline-block; margin-top: 13px; font-size: 13.5px; font-weight: 700; color: var(--coral); }

/* ── 评价 ─────────────────────────────────────────────── */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.review { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.review .stars { color: var(--amber); font-size: 14px; margin-bottom: 11px; letter-spacing: 2px; }
.review p { font-size: 14.5px; color: var(--ink-2); }
.review .who { margin-top: 15px; font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 9px; }
.review .who i { width: 30px; height: 30px; border-radius: 50%; background: var(--taro-l); color: var(--taro-d);
  display: grid; place-items: center; font-style: normal; font-size: 13px; font-weight: 700; }

/* ── FAQ ──────────────────────────────────────────────── */
/* ⚠️ 选择器必须按「容器类 + 语义结构」双写：
   首页用 .faq-list 包住 details，内页的 details 直接挂在 .prose 下。
   只写 .faq 会让首页那组 details 退回浏览器默认样式（三角形 + 无卡片）。 */
.faq-list { max-width: 900px; margin: 0 auto; }
.faq details, .faq-list details, .prose details {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  margin-bottom: 12px; overflow: hidden;
}
.faq summary, .faq-list summary, .prose details > summary {
  cursor: pointer; list-style: none; font-size: 16px; font-weight: 700; color: var(--ink);
  padding: 16px 52px 16px 20px; position: relative;
}
.faq summary::-webkit-details-marker, .faq-list summary::-webkit-details-marker,
.prose details > summary::-webkit-details-marker { display: none; }
.faq summary::after, .faq-list summary::after, .prose details > summary::after {
  content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%);
  font-size: 20px; font-weight: 700; color: var(--taro); line-height: 1;
}
.faq details[open] summary::after, .faq-list details[open] summary::after,
.prose details[open] > summary::after { content: "\2212"; }
.faq details[open] summary, .faq-list details[open] summary,
.prose details[open] > summary { color: var(--taro-d); background: #F8FCFF; }
.faq .ans, .faq-list .ans, .prose details .ans {
  padding: 4px 20px 18px; font-size: 15px; color: var(--ink-2); border-top: 1px solid var(--line);
}
.faq .ans p + p, .faq-list .ans p + p, .prose details .ans p + p { margin-top: 9px; }

/* ── CTA 条 ───────────────────────────────────────────── */
.band { background: var(--dark); border-radius: var(--radius-lg); padding: 34px 34px;
  display: grid; grid-template-columns: 1fr auto; gap: 14px 26px; align-items: center; }
.band h2 { font-size: 25px; font-weight: 800; color: #fff; }
.band .btn { justify-self: end; grid-column: 2; grid-row: 1; }
.band-txt { grid-column: 1 / -1; font-size: 14.5px; color: var(--dark-tx); }

/* ── 页脚 ─────────────────────────────────────────────── */
.site-footer { background: var(--dark); color: var(--dark-tx); padding: 54px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 30px; }
.footer-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 14px; }
.footer-brand img { width: 42px; height: 42px; border-radius: 11px; }
.footer-brand b { font-size: 18px; color: #fff; font-weight: 800; }
.site-footer h3 { font-size: 15px; color: #fff; font-weight: 700; margin-bottom: 14px; }
.site-footer p, .site-footer li { font-size: 13.5px; line-height: 1.9; }
.site-footer a { color: var(--dark-tx); }
.site-footer a:hover { color: #fff; }
.footer-dl { margin-top: 16px; }
.footer-dl .btn { padding: 12px 24px; font-size: 15px; }
.footer-bottom { margin-top: 34px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12);
  font-size: 12.5px; color: #8FA5B8; }
.footer-bottom p + p { margin-top: 7px; }

/* ── 内页横幅 ─────────────────────────────────────────── */
.page-hero { background: var(--hero-grad); position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(460px 300px at 10% 10%, rgba(46, 134, 214, .18), transparent 70%),
    radial-gradient(420px 280px at 92% 6%, rgba(240, 112, 154, .16), transparent 70%);
}
.page-hero .in { position: relative; z-index: 1; padding-top: 46px; padding-bottom: 44px; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.crumb a { color: var(--muted); }
.page-hero h1 { font-size: 32px; font-weight: 800; color: var(--taro-d); line-height: 1.32; }
.page-hero .lead { margin-top: 14px; font-size: 16px; color: var(--ink-2); max-width: 860px; }

/* ── 正文排版 ─────────────────────────────────────────── */
.prose { width: 100%; max-width: 900px; min-width: 0; margin: 0 auto; padding: 54px 22px 64px; }
.prose h2 { font-size: 24px; font-weight: 800; color: var(--taro-d); margin: 42px 0 14px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 18px; font-weight: 700; color: var(--ink); margin: 26px 0 10px; }
.prose p { font-size: 16px; color: var(--ink-2); margin-bottom: 14px; }
.prose ul > li, .prose ol > li { font-size: 16px; color: var(--ink-2); margin-bottom: 9px; position: relative; }
.prose ul > li { padding-left: 20px; }
.prose ul > li::before {
  content: ""; position: absolute; left: 3px; top: 11px; width: 7px; height: 7px;
  border-radius: 50%; background: var(--mint);
}
.prose a { font-weight: 600; border-bottom: 1px solid rgba(34, 167, 155, .4); }
.prose .shot { margin: 28px auto; max-width: 368px; }
.prose .shot img { width: 100%; height: auto; display: block; border-radius: 10px; }
.prose .shot figcaption { margin-top: 10px; font-size: 13px; color: var(--muted); text-align: center; }

.prose .steps { counter-reset: st; margin: 8px 0 18px; }
.prose .steps > li { counter-increment: st; padding-left: 58px; margin-bottom: 18px; position: relative; }
.prose .steps > li::before {
  content: counter(st); position: absolute; left: 0; top: 1px;
  width: 34px; height: 34px; border-radius: 10px; background: var(--taro-l); color: var(--taro-d);
  display: grid; place-items: center; font-size: 15px; font-weight: 800;
}
.prose .steps > li > strong { display: block; color: var(--ink); margin-bottom: 4px; font-size: 16.5px; }
.prose .steps > li ul { margin-top: 8px; }

.tip { background: var(--mint-l); border-left: 4px solid var(--mint); border-radius: 10px;
  padding: 16px 20px; margin: 20px 0; font-size: 15px; color: #17564F; }
.tip b { color: var(--mint-d); }
.warn { background: var(--coral-l); border-left: 4px solid var(--coral); border-radius: 10px;
  padding: 16px 20px; margin: 20px 0; font-size: 15px; color: #7A2B45; }
.warn b { color: var(--coral-d); }

.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; margin: 20px 0; background: #fff; }
table.cmp { width: 100%; min-width: 680px; font-size: 14.5px; }
table.cmp th, table.cmp td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.cmp thead th { background: var(--taro-l); color: var(--taro-d); font-weight: 700; white-space: nowrap; }
table.cmp tbody tr:last-child td { border-bottom: 0; }
table.cmp tbody tr:nth-child(even) { background: #FAFCFF; }
table.cmp td strong { color: var(--ink); }

.rel-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.rel-links a { display: block; background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 20px; box-shadow: var(--shadow); }
.rel-links a:hover { border-color: #CFE3F6; }
.rel-links b { display: block; color: var(--taro-d); font-size: 16px; margin-bottom: 6px; }
.rel-links span { font-size: 13.5px; color: var(--ink-2); }

/* ── 渐显 ─────────────────────────────────────────────── */
.reveal { transition: opacity .55s ease, transform .55s ease; }
.js .reveal { opacity: 0; transform: translateY(18px); }
.js .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal, .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ── 断点 ≤980 ────────────────────────────────────────── */
@media (max-width: 980px) {
  .hero .hero-grid { grid-template-columns: 1fr; gap: 34px; padding-top: 46px; padding-bottom: 52px; }
  .hero h1 { font-size: 34px; }
  .hero-lead { max-width: none; }
  .hero-visual { order: 2; }
  .cards, .reviews { grid-template-columns: repeat(2, 1fr); }
  .entries, .rel-links { grid-template-columns: repeat(2, 1fr); }
  .shots { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .sec-head h2 { font-size: 26px; }
}

/* ── 断点 ≤620 ────────────────────────────────────────── */
@media (max-width: 620px) {
  body { font-size: 15.5px; }
  .header-in { flex-wrap: wrap; gap: 0; padding-top: 10px; padding-bottom: 10px; }
  .brand { width: 100%; }
  .brand-name .sub { display: none; }
  .nav { width: 100%; flex-wrap: wrap; margin-left: 0; gap: 0; padding-top: 8px; }
  .nav a { flex: 0 0 33.3333%; text-align: center; padding: 9px 0; font-size: 14px; border-radius: 0; }
  .nav .header-cta { display: none; }

  .hero h1 { font-size: 27px; }
  .hero-visual { gap: 12px; }
  .phone { width: 44vw; max-width: 196px; }
  .phone.small { width: 30vw; max-width: 132px; }
  .stats .in { grid-template-columns: repeat(2, 1fr); gap: 18px 0; padding: 22px 0; }
  .stats .it:nth-child(2) { border-right: 0; }
  .section { padding: 48px 0; }
  .sec-head { margin-bottom: 28px; }
  .sec-head h2 { font-size: 23px; }
  .cards, .reviews, .entries, .shots, .rel-links { grid-template-columns: 1fr; }
  .shots { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .shot { padding: 9px; }
  .shot figcaption { font-size: 12px; }
  .band { grid-template-columns: 1fr; padding: 26px 22px; }
  .band h2 { font-size: 21px; }
  .band .btn { grid-column: 1; grid-row: auto; justify-self: start; margin-top: 4px; }
  .band-txt { grid-column: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .page-hero .in { padding-top: 34px; padding-bottom: 34px; }
  .page-hero h1 { font-size: 24px; }
  .page-hero .lead { font-size: 15px; }
  .prose { padding: 38px 22px 48px; }
  .prose h2 { font-size: 20.5px; margin-top: 34px; }
  .prose h3 { font-size: 17px; }
  .prose .steps > li { padding-left: 46px; }
  .prose .steps > li::before { width: 30px; height: 30px; font-size: 14px; border-radius: 9px; }
  .hero h1 { font-size: 26px; }
}