/* ===== 香香腐宅 xxfzapp.cn · 共享样式 ===== */
:root{
  --pink:#ff8fb3; --pink-d:#e2557f; --pink-l:#ffe6ef;
  --mint:#43d3a4; --mint-d:#1f9e79; --mint-l:#e6faf3;
  --taro:#8b6ce0; --taro-d:#6b4bc4; --taro-l:#f0eaff;
  --bg:#fff7fa; --card:#ffffff; --line:#f7e6ee; --line2:#f2dbe6;
  --ink:#3b2b40; --body:#5f4d66; --muted:#9a8aa2;
  --grad-brand:linear-gradient(135deg,#ffa8c6,#ff8fb3 50%,#b487e8);
  --grad-cta:linear-gradient(135deg,#b18cf5,#7c5ce0 60%,#5f3fbf);
  --grad-hero:linear-gradient(150deg,#ffe6f0,#fff8fb 46%,#eafaf3);
  --grad-mint:linear-gradient(135deg,#6ee3bb,#2fb98a);
  --sh:0 10px 30px rgba(190,140,175,.14);
  --sh2:0 18px 44px rgba(160,110,200,.18);
}
*,*::before,*::after{box-sizing:border-box}
body,h1,h2,h3,h4,p,ul,ol,li,figure,figcaption,blockquote,dl,dd,dt{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg); color:var(--body);
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  font-size:16px; line-height:1.78;
  background-image:radial-gradient(rgba(255,143,179,.10) 1px,transparent 1px);
  background-size:22px 22px;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--taro-d);text-decoration:none}
a:hover{color:var(--pink-d)}
ul,ol{list-style:none}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding-left:22px;padding-right:22px}

/* ===== 头部 ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,247,250,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.header-inner{display:flex;align-items:center;min-height:68px;gap:14px;flex-wrap:nowrap}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{width:44px;height:44px;border-radius:12px;box-shadow:0 4px 12px rgba(255,143,179,.35)}
.brand-name{display:flex;flex-direction:column;line-height:1.2}
.brand-name b{font-size:19px;color:var(--ink);letter-spacing:.5px}
.brand-name .sub{font-size:11.5px;color:var(--muted);letter-spacing:.3px}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{display:inline-block;padding:8px 14px;font-size:14.5px;color:var(--body);border-radius:10px}
.nav a:hover{color:var(--pink-d);background:var(--pink-l)}
.nav a.on{color:var(--pink-d);font-weight:700;background:var(--pink-l)}
.nav .header-cta{display:inline-flex;align-items:center;gap:7px;margin-left:8px;padding:9px 18px;border-radius:22px;
  background:var(--grad-cta);color:#fff;font-size:14px;font-weight:700;box-shadow:0 8px 18px rgba(124,92,224,.32)}
.nav .header-cta:hover{color:#fff;filter:brightness(1.05)}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 30px;border-radius:30px;
  background:var(--grad-cta);color:#fff;font-size:16px;font-weight:700;box-shadow:0 12px 26px rgba(124,92,224,.3)}
.btn i{font-size:15px;line-height:1}
.btn:hover{color:#fff;filter:brightness(1.06)}
.card .ico i{font-size:19px;line-height:1}
.review .stars i{margin-right:2px}
.review .stars .fa-regular{color:#ecd9c6}
.nav .header-cta i{font-size:13px;line-height:1}
.btn-mint{background:var(--grad-mint);box-shadow:0 12px 26px rgba(47,185,138,.28)}
.btn-ghost{background:#fff;color:var(--taro-d);border:1.5px solid var(--taro);box-shadow:none}
.btn-ghost:hover{background:var(--taro-l);color:var(--taro-d)}

/* ===== Hero ===== */
.hero{background:var(--grad-hero);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(420px 300px at 12% 18%,rgba(255,143,179,.34),transparent 68%),
    radial-gradient(360px 280px at 86% 24%,rgba(139,108,224,.22),transparent 68%),
    radial-gradient(400px 300px at 62% 96%,rgba(67,211,164,.22),transparent 70%)}
.hero .in{position:relative;padding-top:64px;padding-bottom:70px}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:center}
.hero-grid>*{min-width:0}
.hero h1{font-size:44px;line-height:1.24;color:var(--ink);letter-spacing:.5px}
.hero h1 em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{margin-top:16px;font-size:16.5px;color:var(--body);max-width:520px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.hero-tags span{font-size:13px;color:var(--taro-d);background:#fff;border:1px solid var(--line2);border-radius:20px;padding:6px 14px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-note{margin-top:16px;font-size:13px;color:var(--muted)}
.hero-visual{display:flex;justify-content:center}
.phone-stage{display:flex;align-items:flex-end;justify-content:center;gap:18px}
.phone{background:#fff;border-radius:22px;box-shadow:var(--sh2);overflow:hidden;border:1px solid var(--line)}
.screen{background:#fff}
.screen img{width:100%;height:auto;display:block}
.phone-stage .phone{width:206px;flex:none}
.phone-stage .phone.small{width:142px;flex:none}

/* ===== 区块 ===== */
.section{padding-top:62px;padding-bottom:62px}
.section.tight{padding-top:0}
.section.alt{background:#fff}
.tip-note{margin-top:16px;background:var(--mint-l);border:1px solid #cdf3e4;border-radius:14px;padding:14px 18px;
  font-size:14px;color:#1c6b53}
.more-link{margin-top:20px;font-size:15px;font-weight:700}
.more-link a::after{content:" \203A"}
.sec-head{margin-bottom:30px}
.sec-head h2{font-size:29px;color:var(--ink);letter-spacing:.4px;line-height:1.35}
.sec-head .sec-head-p{margin-top:10px;font-size:15.5px;color:var(--muted)}
.sec-head.center{text-align:center}
.sec-head.center .sec-head-p{margin-left:auto;margin-right:auto;max-width:640px}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px;text-align:center;box-shadow:var(--sh)}
.stat b{display:block;font-size:30px;color:var(--pink-d);letter-spacing:.5px}
.stat b i{font-style:normal;font-size:30px;color:var(--pink-d);letter-spacing:.5px}
.stat p{margin-top:6px;font-size:14px;color:var(--muted)}

/* 能力卡 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 22px;box-shadow:var(--sh);
  display:flex;flex-direction:column}
.card .ico{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--taro-l);color:var(--taro-d);font-size:20px;margin-bottom:14px}
.card.ic-mint .ico{background:var(--mint-l);color:var(--mint-d)}
.card.ic-pink .ico{background:var(--pink-l);color:var(--pink-d)}
.card h3{font-size:18.5px;color:var(--ink);margin-bottom:9px}
.card p{font-size:14.5px;color:var(--body)}
.card .use{margin-top:auto;padding-top:13px;border-top:1px dashed var(--line2);font-size:13.5px;color:var(--muted)}

/* 预览图 */
.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.shot{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--sh)}
.shot img{width:100%;height:auto;display:block}
.shot figcaption{padding:12px 14px 14px;font-size:13.5px;color:var(--body);line-height:1.6}
.shot figcaption b{display:block;color:var(--ink);font-size:14.5px;margin-bottom:3px}

/* 入口卡 */
.entries{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.entry{background:linear-gradient(160deg,#fff,var(--taro-l));border:1px solid var(--line);border-radius:18px;
  padding:24px 22px;box-shadow:var(--sh);display:flex;flex-direction:column}
.entry h3{font-size:18px;color:var(--ink);margin-bottom:9px}
.entry p{font-size:14px;color:var(--body)}
.entry .go{margin-top:auto;padding-top:14px;font-size:14px;font-weight:700;color:var(--taro-d)}
.entry:hover{transform:translateY(-3px);transition:transform .2s}

/* 评价 */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 22px;box-shadow:var(--sh);
  display:flex;flex-direction:column}
.review .stars{color:#ffb020;font-size:14px;letter-spacing:2px}
.review p{margin-top:12px;font-size:14.5px;color:var(--body)}
.review .who{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line2);font-size:13px;color:var(--muted)}

/* FAQ */
.faq-list{display:grid;gap:12px}
.faq-list details,.faq details,.prose details{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--sh);overflow:hidden}
.faq-list summary,.faq summary,.prose details>summary{list-style:none;cursor:pointer;padding:16px 50px 16px 20px;position:relative;
  font-size:16px;font-weight:700;color:var(--ink)}
.faq-list summary::-webkit-details-marker,.faq summary::-webkit-details-marker,.prose details>summary::-webkit-details-marker{display:none}
.faq-list summary::after,.faq summary::after,.prose details>summary::after{content:"+";position:absolute;right:20px;top:50%;
  transform:translateY(-50%);width:24px;height:24px;line-height:22px;text-align:center;border-radius:8px;
  background:var(--pink-l);color:var(--pink-d);font-weight:700}
.faq-list details[open] summary::after,.faq details[open] summary::after,.prose details[open]>summary::after{content:"-"}
.faq-list .ans,.faq .ans,.prose details .ans{padding:0 20px 18px;font-size:14.5px;color:var(--body)}
.faq-list .ans p+p,.faq .ans p+p,.prose details .ans p+p{margin-top:9px}

/* 底部下载通道 */
.band{background:linear-gradient(135deg,#fff0f6,#f3ecff);border:1px solid var(--line2);border-radius:22px;
  padding:32px 30px;display:grid;grid-template-columns:1fr auto;gap:14px 28px;align-items:center;box-shadow:var(--sh)}
.band h2{grid-column:1;grid-row:1;font-size:24px;color:var(--ink)}
.band .btn{grid-column:2;grid-row:1;justify-self:end}
.band-txt{grid-column:1/-1;grid-row:2;font-size:14.5px;color:var(--body)}
.cta-band{background:linear-gradient(135deg,#fff0f6,#f3ecff);border:1px solid var(--line2);border-radius:22px;
  padding:30px;display:grid;grid-template-columns:1fr auto;gap:14px 28px;align-items:center}
.cta-band h2{grid-column:1;grid-row:1;font-size:22px;color:var(--ink)}
.cta-band .btn{grid-column:2;grid-row:1;justify-self:end}
.cta-band .band-txt{font-size:14.5px;color:var(--body)}

/* 内页 */
.page-hero{background:linear-gradient(150deg,#ffe9f2,#fff8fb 60%,#eefcf5);padding-top:52px;padding-bottom:48px;
  border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(380px 260px at 84% 14%,rgba(139,108,224,.18),transparent 70%),
             radial-gradient(320px 240px at 8% 90%,rgba(67,211,164,.18),transparent 70%)}
.page-hero>*{position:relative}
.page-hero h1{font-size:34px;color:var(--ink);line-height:1.3;letter-spacing:.4px}
.page-hero .lead{margin-top:14px;font-size:16px;color:var(--body);max-width:760px}
.crumb{margin-top:14px;font-size:13.5px;color:var(--muted)}
.crumb a{color:var(--taro-d)}
.layout{display:block}
.prose{width:100%;max-width:900px;min-width:0;margin:0 auto;padding-top:52px;padding-bottom:60px}
.prose h2{font-size:25px;color:var(--ink);margin-bottom:0;line-height:1.4}
.prose h3{font-size:19px;color:var(--ink);margin-top:28px;margin-bottom:8px}
.sec-body{margin-top:16px}
.prose .sec-body p,.prose>p{font-size:15.5px;color:var(--body)}
.prose .sec-body p+p{margin-top:12px}
.prose .sec-body+.sec-body{margin-top:12px}
.prose .sec-body ul,.prose .sec-body ol{margin-top:12px}
.prose .sec-body li{font-size:15.5px;color:var(--body);padding-left:18px;position:relative;margin-bottom:8px}
.prose .sec-body li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--pink)}
.prose .steps{counter-reset:st;margin-top:16px}
.prose .steps>li{padding-left:58px;position:relative;margin-bottom:16px}
.prose .steps>li::before{counter-increment:st;content:counter(st);position:absolute;left:0;top:0;width:34px;height:34px;
  border-radius:11px;background:var(--grad-brand);color:#fff;font-size:15px;font-weight:700;text-align:center;line-height:34px}
.prose .steps>li b{display:block;font-size:16.5px;color:var(--ink);margin-bottom:5px}
.prose .steps>li p{font-size:15px;color:var(--body)}
.prose .steps>li ul{margin-top:8px}
.prose .steps>li ul>li{padding-left:17px;font-size:14.5px}
.prose .steps>li ul>li::before{content:"";width:6px;height:6px;top:10px;background:var(--mint)}
.prose .table-scroll{overflow-x:auto;margin-top:18px;border:1px solid var(--line);border-radius:14px;background:#fff}
.prose .table-scroll table{border:0;border-radius:0}
table.cmp{width:100%;min-width:680px;border-collapse:collapse;font-size:14.5px;background:#fff}
table.cmp th,table.cmp td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
table.cmp th{background:var(--pink-l);color:var(--ink);font-weight:700;font-size:14px;white-space:nowrap}
table.cmp tr:last-child td{border-bottom:0}
table.cmp td b{color:var(--ink)}
.prose .tip{margin-top:20px;background:var(--mint-l);border:1px solid #cdf3e4;border-radius:14px;padding:16px 18px;
  font-size:14.5px;color:#1c6b53}
.prose .tip b{color:#125240}
.prose .shot{margin-top:24px;max-width:368px;margin-left:auto;margin-right:auto;background:#fff;border:1px solid var(--line);
  border-radius:16px;overflow:hidden;box-shadow:var(--sh)}
.prose .shot img{width:100%;height:auto;display:block}
.prose .shot figcaption{padding:11px 14px 13px;font-size:13px;color:var(--muted)}
.rel-links{margin-top:28px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px;box-shadow:var(--sh)}
.rel-links h3{font-size:16.5px;color:var(--ink);margin-top:0;margin-bottom:10px}
.rel-links ul{display:grid;gap:9px}
.rel-links li{padding-left:0;font-size:14.5px}
.rel-links li::before{display:none}
.rel-links li b{color:var(--ink)}

/* 页脚 */
.site-footer{background:#fff;border-top:1px solid var(--line);padding-top:44px;margin-top:12px}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.footer-col h4{font-size:15.5px;color:var(--ink);margin-bottom:12px}
.footer-col p{font-size:14px;color:var(--muted)}
.footer-col li{margin-bottom:8px;font-size:14px}
.footer-col a{color:var(--body)}
.footer-col a:hover{color:var(--pink-d)}
.footer-bottom{margin-top:30px;border-top:1px solid var(--line);padding-top:20px;padding-bottom:26px;
  font-size:13px;color:var(--muted)}
.footer-bottom p+p{margin-top:8px}
.footer-bottom .disc{color:#8a7a92}

/* 渐显（三层兜底） */
.reveal{transition:opacity .6s ease,transform .6s 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}
}
@media print{
  .js .reveal,.reveal{opacity:1!important;transform:none!important}
}

/* ===== 断点 ===== */
@media (max-width:980px){
  .hero h1{font-size:36px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual{order:2}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:repeat(2,1fr)}
  .shots{grid-template-columns:repeat(2,1fr)}
  .entries{grid-template-columns:repeat(2,1fr)}
  .reviews{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .page-hero h1{font-size:28px}
  .prose h2{font-size:22px}
}
@media (max-width:620px){
  body{font-size:15.5px}
  .header-inner{flex-wrap:wrap;min-height:0;padding-top:10px;padding-bottom:10px;gap:8px}
  .brand{width:100%}
  .brand-name .sub{display:none}
  .nav{width:100%;margin-left:0;flex-wrap:wrap;justify-content:space-between;gap:0}
  .nav a{flex:0 0 33.3333%;text-align:center;padding:7px 0;font-size:14px;white-space:nowrap}
  .nav .header-cta{display:none}
  .hero .in{padding-top:42px;padding-bottom:48px}
  .hero h1{font-size:28px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .phone-stage{gap:12px}
  .phone-stage .phone{width:44vw;max-width:196px;flex:none}
  .phone-stage .phone.small{width:30vw;max-width:132px;flex:none}
  .section{padding-top:44px;padding-bottom:44px}
  .sec-head h2{font-size:23px}
  .stats{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat{padding:18px 14px}
  .stat b{font-size:24px}
  .cards{grid-template-columns:1fr}
  .shots{grid-template-columns:repeat(2,1fr);gap:12px}
  .shot figcaption{padding:10px 11px 12px;font-size:12.5px}
  .entries{grid-template-columns:1fr}
  .reviews{grid-template-columns:1fr}
  .band,.cta-band{grid-template-columns:1fr;padding:24px 20px}
  .band h2,.cta-band h2{grid-column:1;grid-row:1}
  .band .btn,.cta-band .btn{grid-column:1;grid-row:3;justify-self:stretch;width:100%}
  .band-txt{grid-column:1;grid-row:2}
  .page-hero{padding-top:36px;padding-bottom:34px}
  .page-hero h1{font-size:23px}
  .prose{padding-top:38px;padding-bottom:44px}
  .prose h2{font-size:20.5px}
  .prose .steps>li{padding-left:44px}
  .prose .steps>li::before{width:30px;height:30px;line-height:30px;font-size:14px;border-radius:9px}
  .footer-inner{grid-template-columns:1fr;gap:24px}
}