/* 沐肤 Muf 官网样式 —— 品牌色 Aurora 粉→珊瑚（大气改版 2026-07） */
:root{
  --pink:#F2607F; --coral:#FF9A5A; --rose:#D84C6A;
  --ink:#241C1A; --ink2:#6B5F5A; --ink3:#9B8E88;
  --bg:#FBF6F4; --bg2:#F6ECE9; --surface:#FFFFFF;
  --line:#F0E4E0; --line2:#E7D6D1;
  --grad:linear-gradient(118deg,#F2607F 0%,#FB7A72 52%,#FF9A5A 100%);
  --grad-soft:linear-gradient(135deg,rgba(242,96,127,.14),rgba(255,154,90,.12));
  --shadow:0 22px 50px rgba(150,50,60,.10),0 3px 10px rgba(150,50,60,.05);
  --shadow-lg:0 34px 70px rgba(150,50,60,.16),0 6px 16px rgba(150,50,60,.07);
  --radius:22px; --wrap:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.14;font-weight:800;letter-spacing:-.4px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}

/* 语言切换：默认英文；lang-zh 时隐藏 .en，显示 .zh */
.zh{display:none}
body.lang-zh .en{display:none}
body.lang-zh .zh{display:revert}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 26px;border-radius:999px;font-weight:700;font-size:16px;cursor:pointer;border:1px solid transparent;transition:transform .18s ease,box-shadow .2s ease,background .2s,border-color .2s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px rgba(242,96,127,.36)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(242,96,127,.48)}
.btn-ghost,.btn-outline{background:var(--surface);border:1px solid var(--line2);color:var(--ink)}
.btn-ghost:hover,.btn-outline:hover{border-color:var(--pink);background:#fff;transform:translateY(-2px)}
.btn.full{width:100%}

/* ===== 顶栏 ===== */
.nav{position:sticky;top:0;z-index:40;background:rgba(251,246,244,.78);-webkit-backdrop-filter:saturate(180%) blur(16px);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid transparent;transition:border-color .25s,background .3s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(251,246,244,.92)}
.nav .wrap{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;letter-spacing:-.5px}
.brand .mark{width:36px;height:36px;border-radius:11px;flex:0 0 auto;filter:drop-shadow(0 6px 14px rgba(242,96,127,.4))}
.nav .links{margin-left:auto;display:flex;align-items:center;gap:24px;font-size:15px;color:var(--ink2)}
.nav .links a{transition:color .15s}
.nav .links a:hover{color:var(--ink)}
.langbtn{border:1px solid var(--line2);background:var(--surface);border-radius:999px;padding:7px 15px;font-size:14px;font-weight:700;cursor:pointer;color:var(--ink);transition:border-color .2s,background .2s}
.langbtn:hover{border-color:var(--pink)}

/* ===== 区块通用 ===== */
section{padding:clamp(58px,8vw,104px) 0;position:relative}
.section-alt{background:linear-gradient(180deg,var(--bg2),var(--bg))}
h1{font-size:clamp(36px,6.2vw,66px);line-height:1.06;letter-spacing:-1.6px;margin:0 0 20px;font-weight:850}
h2{font-size:clamp(28px,4.4vw,44px);letter-spacing:-1px;margin:0;font-weight:850}
.sec-head{text-align:center;max-width:760px;margin:0 auto 10px}
.sec-sub{text-align:center;color:var(--ink2);max-width:680px;margin:16px auto 0;font-size:clamp(15px,1.9vw,18px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;font-size:13px;font-weight:800;letter-spacing:.3px;color:var(--rose);background:var(--grad-soft);border:1px solid rgba(242,96,127,.24)}
.center{text-align:center}
.muted{color:var(--ink3);font-size:14px}
.lead{font-size:clamp(17px,2.1vw,21px);color:var(--ink2);max-width:640px}
.pill{display:inline-flex;align-items:center;gap:9px;background:var(--grad-soft);color:var(--rose);border:1px solid rgba(242,96,127,.24);
  padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:700}
.pill .dot{width:8px;height:8px;border-radius:50%;background:#38C6A0;box-shadow:0 0 10px rgba(56,198,160,.85)}

.grid{display:grid;gap:20px;margin-top:52px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .2s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--line2)}
.ic,.ftile{width:56px;height:56px;border-radius:16px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:#fff;box-shadow:0 12px 24px rgba(242,96,127,.28)}
.ic svg,.ftile svg{width:27px;height:27px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:19px;margin:0 0 9px;font-weight:800}
.card p{color:var(--ink2);font-size:15px;margin:0}

/* ===== Hero ===== */
.hero{position:relative;padding:clamp(56px,9vw,104px) 0 clamp(40px,6vw,70px);overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;animation:float 15s ease-in-out infinite}
.orb.o1{width:540px;height:540px;background:#FF9EAE;top:-180px;left:-90px}
.orb.o2{width:500px;height:500px;background:#FFC58E;top:-140px;right:-70px;animation-delay:-5s}
.orb.o3{width:440px;height:440px;background:#FFB0C0;top:150px;left:40%;opacity:.28;animation-delay:-9s}
.grid-mask{position:absolute;inset:0;background-image:linear-gradient(rgba(216,76,106,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(216,76,106,.05) 1px,transparent 1px);background-size:46px 46px;-webkit-mask-image:radial-gradient(circle at 50% 30%,#000,transparent 72%);mask-image:radial-gradient(circle at 50% 30%,#000,transparent 72%)}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(22px,26px)}}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center}
.hero h1{margin:22px 0 0}
.hero-sub{color:var(--ink2);max-width:560px;margin:22px 0 0;font-size:clamp(16px,1.9vw,19px)}
.hero-sub b{color:var(--ink)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-stats{display:flex;align-items:center;gap:clamp(16px,2.6vw,30px);margin-top:44px;flex-wrap:wrap}
.hs-v{font-size:clamp(26px,3.6vw,36px);font-weight:850;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.hs-v span{font-size:16px}
.hs-l{color:var(--ink2);font-size:12.5px;margin-top:6px;font-weight:500}
.hs-sep{width:1px;height:36px;background:var(--line2)}
@media(max-width:560px){.hs-sep{display:none}.hero-stats{gap:20px 28px}}

/* 手机样机（测肤报告） */
.hero-art{position:relative;z-index:1;display:flex;justify-content:center}
.phone{width:290px;background:#fff;border-radius:40px;padding:14px;box-shadow:var(--shadow-lg),0 0 0 1px var(--line);position:relative}
.phone-notch{width:120px;height:26px;background:#fff;border-radius:0 0 16px 16px;position:absolute;top:14px;left:50%;transform:translateX(-50%);z-index:3;box-shadow:inset 0 -1px 0 var(--line)}
.phone-screen{background:linear-gradient(180deg,#FFF6F3,#FDECE7);border-radius:28px;padding:40px 20px 24px;overflow:hidden}
.rep-top{text-align:center;font-size:13px;font-weight:800;color:var(--ink);margin-bottom:14px}
.rep-ring{position:relative;width:150px;height:150px;margin:6px auto 4px}
.rep-ring svg{transform:rotate(-90deg)}
.rep-score{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.rep-score b{font-size:44px;font-weight:850;letter-spacing:-1px;line-height:1}
.rep-score span{font-size:12px;color:var(--ink3);margin-top:2px}
.rep-meta{display:flex;gap:10px;margin:14px 0}
.rm{flex:1;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;text-align:center}
.rm b{display:block;font-size:17px;font-weight:800}
.rm i{font-style:normal;font-size:11px;color:var(--ink3)}
.rep-bars{display:flex;flex-direction:column;gap:11px;margin-top:4px}
.rb{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:600;color:var(--ink2)}
.rb span{width:34px;flex:none}
.rb .bar{flex:1;height:8px;border-radius:6px;background:#F3E3DE;overflow:hidden}
.rb .bar i{display:block;height:100%;border-radius:6px;background:var(--grad)}
.art-badge{position:absolute;display:inline-flex;align-items:center;gap:7px;padding:10px 15px;border-radius:14px;font-size:13.5px;font-weight:800;color:var(--ink);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.art-badge.ab1{top:24px;right:-4px}
.art-badge.ab2{bottom:34px;left:-14px}
@media(max-width:880px){
  .hero-inner{grid-template-columns:1fr;gap:52px}
  .art-badge{display:none}
}

/* 信任标签带 */
.trust{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.trust-l{color:var(--ink3);font-size:13px}
.trust-row{display:flex;gap:11px;flex-wrap:wrap;justify-content:center}
.tbadge{display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:12px;font-size:14px;font-weight:700;background:var(--surface);border:1px solid var(--line);box-shadow:0 2px 8px rgba(150,50,60,.04)}
.tbadge .tdot{width:9px;height:9px;border-radius:50%;background:var(--pink)}

/* ===== 痛点 ===== */
.ftile.soft{background:var(--grad-soft);color:var(--rose);box-shadow:none;border:1px solid rgba(242,96,127,.2)}
.ftile.soft svg{stroke:var(--rose)}

/* ===== 对比 ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:52px}
@media(max-width:720px){.compare{grid-template-columns:1fr}}
.cmp{border-radius:var(--radius);padding:26px;border:1px solid var(--line)}
.cmp-bad{background:linear-gradient(180deg,rgba(155,142,136,.09),transparent);border-color:var(--line2)}
.cmp-good{background:linear-gradient(180deg,rgba(242,96,127,.09),rgba(255,154,90,.04));border-color:rgba(242,96,127,.24)}
.cmp-h{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;margin-bottom:18px}
.cmp-h .dot{width:11px;height:11px;border-radius:50%;background:var(--ink3)}
.cmp-h .dot.ok{background:var(--pink);box-shadow:0 0 12px rgba(242,96,127,.6)}
.cmp li{position:relative;padding:10px 0 10px 28px;color:var(--ink2);border-bottom:1px dashed var(--line);font-size:15px}
.cmp li:last-child{border-bottom:none}
.cmp-bad li::before{content:"✕";position:absolute;left:0;color:var(--ink3);font-weight:800}
.cmp-good li{color:var(--ink);font-weight:500}
.cmp-good li::before{content:"✓";position:absolute;left:0;color:var(--pink);font-weight:800}

/* ===== 亮点：hover 顶部渐变条 ===== */
.hl{position:relative;overflow:hidden}
.hl::after{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.hl:hover::after{transform:scaleX(1)}

/* ===== 人群 ===== */
.sol-tag{display:inline-block;font-size:12.5px;color:var(--rose);background:var(--grad-soft);border:1px solid rgba(242,96,127,.24);padding:5px 13px;border-radius:999px;margin-bottom:14px;font-weight:700}
.ticks li{position:relative;padding:8px 0 8px 27px;color:var(--ink2);font-size:15px}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--pink);font-weight:800}
.sol-hot{border-color:rgba(242,96,127,.3);background:linear-gradient(180deg,rgba(242,96,127,.06),transparent)}

/* ===== 隐私条 ===== */
.privacy-band{background:var(--grad-soft);border:1px solid rgba(242,96,127,.2);border-radius:var(--radius);padding:clamp(28px,4vw,44px);text-align:center;max-width:820px;margin:0 auto}
.privacy-band .ic{margin:0 auto 18px}

/* ===== CTA ===== */
.cta-band{position:relative;text-align:center;overflow:hidden;background:linear-gradient(180deg,var(--bg2),var(--bg))}
.cta-glow{position:absolute;inset:0;z-index:0;background:radial-gradient(660px 320px at 50% 40%,rgba(242,96,127,.20),transparent 70%)}
.cta-inner{position:relative;z-index:1}
.cta-inner h2{margin-bottom:16px}
.cta-inner p{color:var(--ink2);max-width:560px;margin:0 auto;font-size:17px}
.cta-inner .hero-cta{justify-content:center;margin-top:30px}

/* ===== 内容页（support / privacy） ===== */
.doc{max-width:820px;margin:0 auto}
.doc h1{font-size:clamp(30px,5vw,46px)}
.doc h2{font-size:clamp(22px,3vw,30px);margin-top:44px}
.doc h3{font-size:19px;margin-top:26px;font-weight:800}
.doc p{color:var(--ink2);margin:0 0 14px}
.doc ul{color:var(--ink2);padding-left:20px}
.doc li{margin:7px 0}
.faq{border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:20px 22px;margin:12px 0;box-shadow:0 2px 10px rgba(150,50,60,.04)}
.faq h3{margin:0 0 6px}
.note{background:var(--grad-soft);border:1px solid rgba(242,96,127,.2);border-radius:14px;padding:16px 18px;color:var(--ink2)}
.email{font-weight:800;color:var(--rose)}

/* ===== 页脚 ===== */
footer{border-top:1px solid var(--line);padding:48px 0 30px;color:var(--ink3);font-size:14px;background:var(--bg2)}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
footer .flinks{display:flex;gap:20px;flex-wrap:wrap}
footer a:hover{color:var(--ink)}

/* ===== 滚动揭示（仅 body.js 时生效；无 JS 则全部可见，利于 SEO/可访问性） ===== */
body.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
body.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){body.js .reveal{opacity:1;transform:none;transition:none}.orb{animation:none}}

@media(max-width:820px){
  .nav .links a.hide-sm{display:none}
}