:root{--bg:#FFF8FB;--surface:#fff;--soft:#FFF0F5;--lav:#F6F2FF;--gray:#F8F6F7;--text:#51444B;--title:#33262D;--muted:#7C6C75;--hint:#A09199;--pink:#FF5F9F;--deep-pink:#D94A82;--coral:#FF92AA;--purple:#8973E6;--deep-purple:#6150AD;--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);--max:1240px;--header-h:122px}
*{box-sizing:border-box}html{scroll-behavior:smooth}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;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{font:inherit}.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}.site-header{position:fixed;z-index:70;top:0;left:0;right:0;background:rgba(255,248,251,.96);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(217,74,130,.08)}.brand-bar{height:42px;border-bottom:1px solid var(--border)}.brand-bar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand-mini{display:flex;align-items:baseline;gap:12px;color:var(--title)}.brand-mini strong{font-size:15px}.brand-mini span{font-size:12px;color:var(--muted)}.utility-nav{display:flex;gap:8px}.utility-nav a,.primary-nav 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13%),linear-gradient(145deg,#ffdce7,#fff 55%,#eae4ff);border:1px solid var(--border);box-shadow:var(--shadow-strong);position:relative;overflow:hidden}.hero-visual:before{content:"生活 / 兴趣 / 交流";position:absolute;left:24px;bottom:24px;background:rgba(255,255,255,.9);padding:10px 16px;border-radius:999px;color:var(--deep-pink);font-weight:700;font-size:14px}.hero-image{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:26px;box-shadow:var(--shadow-strong)}.float-note{position:absolute;background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px 18px;box-shadow:var(--shadow);max-width:210px}.float-note strong{display:block;color:var(--title);margin-bottom:4px}.float-note span{font-size:13px;color:var(--muted)}.note-a{left:-20px;top:36px}.note-b{right:-20px;top:145px}.note-c{left:18px;bottom:12px}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:28px}.section-head h2{margin:0;color:var(--title);font-size:clamp(28px,3vw,40px);line-height:1.2}.section-head p{max-width:640px;margin:6px 0 0;color:var(--muted)}.index-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:12px}.index-item{background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px;min-height:180px;box-shadow:var(--shadow)}.index-item h3,.card h3,.topic h3,.step h3{color:var(--title);margin:0 0 8px}.index-item p,.card p,.topic p,.step p{font-size:14px;color:var(--muted);margin:0 0 10px}.index-item a,.card a,.topic a{color:var(--deep-pink);font-weight:700;font-size:14px}.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.timeline-item{background:#fff;border:1px solid var(--border);border-radius:24px;padding:24px;position:relative}.timeline-item:before{content:"";position:absolute;top:-6px;left:28px;width:12px;height:12px;border-radius:50%;background:var(--pink);box-shadow:0 0 0 6px var(--soft)}.timeline-item 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@media(min-width:1400px){.desktop-quick{display:grid;right:max(14px,calc((100vw - 1240px)/2 - 64px))}}
@media(max-width:1180px){.index-grid{grid-template-columns:repeat(4,1fr)}.timeline{grid-template-columns:repeat(3,1fr)}.desktop-quick{display:none}.primary-nav a{padding:0 8px}.footer-grid{grid-template-columns:1.4fr repeat(2,1fr)}}
@media(max-width:820px){:root{--header-h:72px}.container{width:min(calc(100% - 32px),var(--max))}.brand-bar,.primary-nav{display:none}.main-nav-wrap{height:72px}.main-nav{justify-content:space-between;gap:10px}.brand-logo{flex:1;justify-content:center;width:auto;min-width:0}.brand-logo img{max-width:112px}.app-cta{min-height:44px;padding:0 14px;border-radius:14px}.hero{padding-top:28px}.hero-stage{grid-template-columns:1fr;padding:30px 24px;gap:26px}.hero h1{font-size:40px}.hero-art{min-height:310px}.float-note{position:static;max-width:none}.hero-art{display:grid;grid-template-columns:1fr 1fr;gap:10px}.hero-visual,.hero-image{grid-column:1/-1}.note-a,.note-b,.note-c{left:auto;right:auto;top:auto;bottom:auto}.index-grid{grid-template-columns:repeat(2,1fr)}.timeline,.cards-4,.cards-3,.review-grid,.steps{grid-template-columns:repeat(2,1fr)}.topic{grid-template-columns:1fr}.split-panel,.cards-2{grid-template-columns:1fr}.page-hero-box{padding:32px 24px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-note{flex-direction:column}.site-footer{padding-bottom:122px}.mobile-bottom{position:fixed;left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:65;background:rgba(255,255,255,.97);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-strong);display:grid;grid-template-columns:repeat(5,1fr);overflow:hidden}.mobile-bottom a{min-height:54px;display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bottom a.is-active{color:var(--deep-pink);background:var(--soft)}section{padding:52px 0}}
@media(max-width:520px){.hero-stage{padding:26px 18px}.hero h1{font-size:34px}.hero p,.page-hero p{font-size:15px}.hero-actions{align-items:stretch}.btn-primary,.hero-actions .text-link{width:100%;justify-content:center}.hero-art{grid-template-columns:1fr}.hero-visual,.hero-image{grid-column:auto}.index-grid,.timeline,.cards-4,.cards-3,.review-grid,.steps,.footer-grid{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.index-item{min-height:0}.page-hero h1{font-size:36px}.content-card{padding:24px 20px}.footer-brand{grid-column:auto}.app-cta{font-size:13px;padding:0 12px}.menu-toggle{width:44px;height:44px}.brand-logo{font-size:18px}.container{width:calc(100% - 32px)}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}