:root{
  --bg:#FFF8FB;--surface:#FFFFFF;--pink-soft:#FFF0F5;--violet-soft:#F6F2FF;--gray-soft:#F8F6F7;
  --title:#33262D;--text:#51444B;--muted:#7C6C75;--assist:#A09199;--pink:#FF5F9F;--pink-deep:#D94A82;
  --coral:#FF92AA;--violet:#8973E6;--violet-deep:#6150AD;--footer:#30242B;--footer-text:#FFEAF2;
  --border:rgba(255,95,159,.16);--shadow:0 14px 36px rgba(70,42,57,.08);--shadow-strong:0 20px 48px rgba(217,74,130,.15);
  --radius:24px;--max:1240px;--header-h:118px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,textarea{font:inherit}
button,a{touch-action:manipulation}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(137,115,230,.45);outline-offset:3px}
.skip-link{position:fixed;left:16px;top:-80px;background:#fff;padding:10px 16px;border-radius:12px;z-index:9999}
.skip-link:focus{top:12px}
.content-shell,.nav-shell{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.site-header{position:fixed;inset:0 0 auto 0;z-index:1000;background:rgba(255,248,251,.96);backdrop-filter:blur(14px);box-shadow:0 5px 24px rgba(70,42,57,.07)}
.brand-bar{border-bottom:1px solid var(--border);height:42px}
.brand-bar-inner{height:42px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand-mini{display:flex;align-items:center;gap:12px;white-space:nowrap}
.brand-mini strong{color:var(--pink-deep)}
.brand-mini span{font-size:13px;color:var(--muted)}
.utility-nav{display:flex;gap:6px;align-items:center}
.utility-nav a,.primary-nav a{min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:12px;color:var(--muted);font-size:14px}
.utility-nav a:hover,.primary-nav a:hover,.primary-nav a.is-current{background:var(--pink-soft);color:var(--pink-deep)}
.main-nav-wrap{height:76px}
.main-nav{height:76px;display:flex;align-items:center;gap:16px}
.menu-button{border:0;background:var(--surface);box-shadow:var(--shadow);border-radius:14px;min-height:46px;padding:0 14px;display:flex;align-items:center;gap:3px;cursor:pointer;color:var(--title);flex:0 0 auto}
.menu-button span{display:block;width:3px;height:3px;border-radius:50%;background:var(--pink);pointer-events:none}
.menu-button b{font-size:14px;margin-left:6px}
.brand-logo{min-width:116px;height:48px;display:flex;align-items:center;justify-content:flex-start;font-weight:800;font-size:20px;color:var(--pink-deep);white-space:nowrap;flex:0 1 auto}
.brand-logo img{max-width:132px;max-height:42px;object-fit:contain}
.primary-nav{display:flex;align-items:center;gap:2px;white-space:nowrap;flex:1;min-width:0}
.app-cta,.btn-primary{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:15px;background:linear-gradient(135deg,#FF92AA 0%,#FF5F9F 52%,#8973E6 100%);color:#fff;font-weight:700;box-shadow:var(--shadow-strong);white-space:nowrap}
.app-cta.compact{padding:0 18px;flex:0 0 auto}
.text-link{display:inline-flex;align-items:center;min-height:44px;color:var(--pink-deep);font-weight:700}
.text-link::after{content:" →";margin-left:5px}
main{padding-top:var(--header-h)}
.hero,.page-hero{position:relative;overflow:hidden}
.hero{padding:76px 0 54px}
.hero::before,.page-hero::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:var(--violet-soft);right:-160px;top:-180px;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(360px,.96fr);gap:50px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;min-height:32px;padding:2px 12px;border-radius:999px;background:var(--pink-soft);color:var(--pink-deep);font-weight:700;font-size:14px}
h1,h2,h3{color:var(--title);line-height:1.28;margin-top:0}
.hero h1{font-size:clamp(42px,5vw,68px);letter-spacing:-.04em;margin:18px 0}
.hero-lead{font-size:18px;color:var(--muted);max-width:720px}
.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px}
.hero-visual{position:relative;min-height:510px}
.hero-art{height:430px;border-radius:30px;background:linear-gradient(145deg,var(--pink-soft),var(--violet-soft));box-shadow:var(--shadow-strong);display:flex;align-items:center;justify-content:center;overflow:hidden;border:1px solid rgba(255,255,255,.8)}
.hero-art img{width:100%;height:100%;object-fit:cover}
.phone-mock{width:230px;height:390px;border:10px solid #fff;background:#fff;border-radius:38px;box-shadow:var(--shadow-strong);padding:18px;transform:rotate(3deg);display:flex;flex-direction:column;gap:12px}
.phone-mock::before{content:"糖心Vlog";display:block;text-align:center;color:var(--pink-deep);font-weight:800}
.phone-card{height:84px;border-radius:18px;background:var(--pink-soft)}
.phone-card:nth-child(3){background:var(--violet-soft)}
.phone-card:nth-child(4){background:var(--gray-soft);flex:1}
.float-note{position:absolute;width:200px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:20px;padding:14px 16px}
.float-note strong{display:block;color:var(--title);margin-bottom:4px}
.float-note span{font-size:13px;color:var(--muted)}
.float-note.n1{left:-18px;top:50px}.float-note.n2{right:-12px;top:180px}.float-note.n3{left:34px;bottom:5px}
.section{padding:72px 0}
.section.alt{background:var(--surface)}
.section.soft{background:var(--pink-soft)}
.section.violet{background:var(--violet-soft)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
.section-head h2{font-size:clamp(28px,3vw,40px);margin-bottom:8px}
.section-head p{margin:0;color:var(--muted);max-width:760px}
.grid-2,.grid-3,.grid-4{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.card h3{margin-bottom:10px;font-size:20px}
.card p{margin:0;color:var(--muted)}
.card .text-link{margin-top:10px}
.index-links{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px}
.index-item{background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px;min-height:176px}
.index-item h3{font-size:17px;margin-bottom:8px}
.index-item p{font-size:13px;line-height:1.65;color:var(--muted);margin:0}
.timeline{display:grid;gap:18px}
.timeline-item{display:grid;grid-template-columns:130px 1fr;gap:22px;align-items:start}
.timeline-time{padding-top:20px;color:var(--pink-deep);font-weight:800}
.timeline-card{background:#fff;border-radius:24px;border:1px solid var(--border);padding:24px}
.tag-list{display:flex;flex-wrap:wrap;gap:9px;margin:14px 0}
.tag{display:inline-flex;min-height:34px;align-items:center;padding:0 12px;border-radius:999px;background:var(--violet-soft);color:var(--violet-deep);font-size:13px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.media-box{border-radius:28px;background:linear-gradient(145deg,var(--violet-soft),var(--pink-soft));min-height:360px;display:flex;align-items:center;justify-content:center;overflow:hidden;border:1px solid var(--border)}
.media-box img{width:100%;height:100%;max-height:500px;object-fit:cover}
.list-clean{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.list-clean li{background:#fff;border:1px solid var(--border);border-radius:17px;padding:15px 17px}
.notice{background:#fff;border-left:4px solid var(--pink);border-radius:16px;padding:20px 22px;box-shadow:var(--shadow)}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.quote-card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:22px}
.quote-card p{margin:0;color:var(--muted)}
.faq-list{display:grid;gap:12px}
.faq-list details{background:#fff;border:1px solid var(--border);border-radius:18px;padding:0 18px}
.faq-list summary{cursor:pointer;min-height:58px;display:flex;align-items:center;font-weight:800;color:var(--title)}
.faq-list details p{padding:0 0 18px;margin:0;color:var(--muted)}
.page-hero{padding:64px 0 42px;background:linear-gradient(180deg,var(--pink-soft),var(--bg))}
.page-hero h1{font-size:clamp(36px,4vw,54px);margin:14px 0}
.page-hero p{font-size:17px;color:var(--muted);max-width:820px}
.page-content{padding:54px 0 78px}
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.topic-card{background:#fff;border:1px solid var(--border);border-radius:24px;padding:26px;box-shadow:var(--shadow)}
.topic-card h2{font-size:24px;margin-bottom:10px}
.topic-card h3{font-size:18px;margin:18px 0 8px}
.topic-card p{margin:0 0 12px;color:var(--muted)}
.steps{counter-reset:steps;display:grid;gap:14px}
.step{counter-increment:steps;background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px 22px 20px 70px;position:relative}
.step::before{content:counter(steps);position:absolute;left:20px;top:20px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--pink-soft);color:var(--pink-deep);font-weight:800}
.related-links{display:flex;flex-wrap:wrap;gap:10px}
.related-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 16px;background:#fff;border:1px solid var(--border);border-radius:14px;color:var(--pink-deep);font-weight:700}
.site-footer{background:var(--footer);color:var(--footer-text);padding:58px 0 100px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:30px}
.footer-grid h2{font-size:15px;color:#fff;margin-bottom:16px}
.footer-grid a{display:block;min-height:36px;color:#F9CBDD;font-size:14px}
.footer-brand p{color:#EAB9CB;max-width:280px}
.footer-logo{display:inline-flex;align-items:center;min-height:48px;color:#fff;font-size:24px}
.footer-logo img{max-width:140px;max-height:46px;object-fit:contain}
.footer-note{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:24px;display:flex;justify-content:space-between;gap:30px;color:#D7AABA;font-size:13px}
.desktop-quick{position:fixed;right:max(12px,calc((100vw - var(--max))/2 - 92px));top:50%;transform:translateY(-50%);z-index:650;background:#fff;border:1px solid var(--border);border-radius:18px;padding:8px;box-shadow:var(--shadow);display:grid;gap:4px}
.desktop-quick a{min-height:42px;padding:0 12px;border-radius:11px;display:flex;align-items:center;font-size:13px;color:var(--muted)}
.desktop-quick a.is-current,.desktop-quick a:hover{background:var(--pink-soft);color:var(--pink-deep)}
.menu-overlay{position:fixed;inset:0;background:rgba(51,38,45,.28);z-index:1500;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s ease,visibility .22s ease}
.menu-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.channel-menu{position:fixed;left:0;top:0;bottom:0;width:min(470px,88vw);background:#fff;z-index:1600;transform:translateX(-102%);visibility:hidden;transition:transform .25s ease,visibility .25s ease;box-shadow:30px 0 80px rgba(51,38,45,.18);display:flex;flex-direction:column}
.channel-menu.is-open{transform:translateX(0);visibility:visible}
.menu-head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 20px;border-bottom:1px solid var(--border);flex:0 0 auto}
.menu-brand{display:flex;align-items:center;gap:10px;color:var(--pink-deep)}
.menu-brand img{width:38px;height:38px;object-fit:contain}
.menu-close{border:1px solid var(--border);background:#fff;border-radius:12px;min-height:44px;padding:0 14px;cursor:pointer}
.menu-groups{overflow-y:auto;padding:20px}
.menu-groups section+section{margin-top:24px}
.menu-groups h2{font-size:15px;color:var(--pink-deep);margin-bottom:10px}
.menu-groups a{display:block;padding:13px 14px;border-radius:14px}
.menu-groups a:hover{background:var(--pink-soft)}
.menu-groups strong{display:block;color:var(--title)}
.menu-groups span{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:3px}
.mobile-bottom{display:none}
@media (max-width:1380px){.desktop-quick{display:none}}
@media (max-width:980px){
  :root{--header-h:76px}
  .brand-bar,.primary-nav{display:none}
  .main-nav-wrap,.main-nav{height:76px}
  .main-nav{justify-content:space-between}
  .brand-logo{justify-content:center;min-width:0;flex:1}
  .menu-button b{display:none}
  .hero-grid,.split{grid-template-columns:1fr}
  .hero{padding-top:46px}
  .hero-visual{min-height:470px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3,.quote-grid{grid-template-columns:repeat(2,1fr)}
  .index-links{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:680px){
  .content-shell,.nav-shell{width:calc(100% - 32px)}
  .main-nav{gap:8px}
  .menu-button{width:46px;padding:0;justify-content:center}
  .app-cta.compact{padding:0 13px;font-size:13px}
  .brand-logo{font-size:18px}
  .hero{padding:38px 0 38px}
  .hero h1{font-size:39px}
  .hero-lead{font-size:16px}
  .hero-visual{min-height:auto;display:grid;gap:12px}
  .hero-art{height:360px}
  .float-note{position:static;width:100%}
  .grid-2,.grid-3,.grid-4,.topic-grid,.quote-grid{grid-template-columns:1fr}
  .index-links{display:flex;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x proximity}
  .index-item{min-width:76vw;scroll-snap-align:start}
  .timeline-item{grid-template-columns:1fr;gap:6px}
  .timeline-time{padding-top:0}
  .section{padding:54px 0}
  .section-head{align-items:start;flex-direction:column}
  .page-hero{padding:44px 0 28px}
  .page-content{padding:38px 0 72px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-brand{grid-column:1/-1}
  .footer-note{flex-direction:column;gap:8px}
  .site-footer{padding-bottom:118px}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:900;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);box-shadow:0 -8px 28px rgba(70,42,57,.08);padding-bottom:env(safe-area-inset-bottom)}
  .mobile-bottom a{min-height:62px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted)}
  .mobile-bottom a.is-current{color:var(--pink-deep);font-weight:800;background:var(--pink-soft)}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}