:root{--bg:#FFF9FC;--surface:#fff;--pink-soft:#FFF1F6;--purple-soft:#F6F3FF;--gray-soft:#F8F6F7;--text:#31262C;--body:#51454C;--muted:#7C6E75;--light:#A2949B;--pink:#FF5C98;--berry:#D9467B;--peach:#FF96AD;--purple:#8B74E8;--purple-deep:#6250B0;--border:rgba(255,92,152,.15);--shadow:0 14px 38px rgba(70,44,58,.08);--shadow-strong:0 20px 48px rgba(217,70,123,.14);--gradient:linear-gradient(135deg,#FF96AD 0%,#FF5C98 50%,#8B74E8 100%);--footer:#30252B;--footer-text:#FFEAF2;--max:1220px;--header-h:78px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;min-width:320px;overflow-x:hidden;background:var(--bg);color:var(--body);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(139,116,232,.45);outline-offset:3px}button{font:inherit}img{display:block;max-width:100%;height:auto}.skip-link{position:fixed;left:16px;top:12px;z-index:1200;transform:translateY(-160%);padding:10px 16px;border-radius:12px;background:var(--text);color:#fff}.skip-link:focus{transform:translateY(0)}
.site-header{position:fixed;inset:0 0 auto;z-index:900;height:var(--header-h);border-bottom:1px solid rgba(255,92,152,.1);background:rgba(255,249,252,.92);backdrop-filter:blur(18px)}.nav-shell{position:relative;width:min(calc(100% - 32px),var(--max));height:100%;margin:auto;display:grid;grid-template-columns:1fr auto 1fr auto;align-items:center;gap:18px}.desktop-nav{display:flex;align-items:center;gap:6px;min-width:0}.nav-left{justify-content:flex-end}.nav-right{justify-content:flex-start}.nav-link{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;color:var(--muted);font-size:15px;font-weight:700;white-space:nowrap}.nav-link:hover,.nav-link.is-active{background:var(--pink-soft);color:var(--berry)}.brand{min-width:162px;height:58px;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:900;color:var(--text);white-space:nowrap}.brand img{width:auto;max-height:46px;object-fit:contain}.brand-mark{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:14px;background:var(--gradient);color:#fff;box-shadow:0 9px 22px rgba(217,70,123,.18)}.brand-text{font-size:20px;letter-spacing:.02em}.menu-trigger,.panel-close,.drawer-close{border:0;cursor:pointer}.menu-trigger{width:46px;height:46px;border-radius:50%;display:grid;place-content:center;gap:4px;background:#fff;box-shadow:var(--shadow)}.menu-trigger span{display:block;width:18px;height:2px;border-radius:9px;background:var(--berry)}.mobile-actions{display:none}
main{min-height:60vh;padding-top:var(--header-h)}.container{width:min(calc(100% - 32px),var(--max));margin:auto}.section{padding:88px 0}.section-tight{padding:56px 0}.section-soft{background:var(--pink-soft)}.section-purple{background:var(--purple-soft)}.section-white{background:#fff}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:10px;color:var(--berry);font-size:13px;font-weight:900;letter-spacing:.18em}.eyebrow:before{content:"";width:22px;height:2px;border-radius:9px;background:var(--gradient)}h1,h2,h3{color:var(--text);line-height:1.25;margin:0}h1{font-size:clamp(38px,6vw,72px);letter-spacing:-.045em}h2{font-size:clamp(28px,4vw,46px);letter-spacing:-.025em}h3{font-size:21px}p{margin:0}.lead{margin-top:20px;font-size:clamp(17px,2vw,20px);color:var(--muted)}.section-head{max-width:760px;margin-bottom:34px}.section-head p{margin-top:14px;color:var(--muted)}.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;padding:0 24px;border-radius:999px;font-weight:900}.btn-primary{background:var(--gradient);color:#fff;box-shadow:var(--shadow-strong)}.btn-primary:hover{transform:translateY(-2px)}.btn-secondary{background:#fff;color:var(--berry);border:1px solid var(--border)}.text-link{display:inline-flex;align-items:center;gap:8px;margin-top:16px;color:var(--berry);font-weight:900}.text-link:after{content:"→";transition:transform .2s}.text-link:hover:after{transform:translateX(4px)}
.hero{position:relative;overflow:hidden;padding:82px 0 72px}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;pointer-events:none}.hero:before{width:340px;height:340px;left:-150px;top:50px;background:radial-gradient(circle,rgba(255,150,173,.24),rgba(255,150,173,0))}.hero:after{width:420px;height:420px;right:-190px;top:0;background:radial-gradient(circle,rgba(139,116,232,.2),rgba(139,116,232,0))}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:.8fr 1.5fr .8fr;align-items:center;gap:32px}.hero-center{text-align:center}.hero-center .lead{max-width:760px;margin-inline:auto}.hero-center .btn-row{justify-content:center}.hero-note{padding:24px;border:1px solid var(--border);border-radius:24px;background:rgba(255,255,255,.82);box-shadow:var(--shadow)}.hero-note h2{font-size:20px}.hero-note p{margin-top:10px;color:var(--muted);font-size:15px}.hero-visual{grid-column:1/-1;min-height:290px;margin-top:20px;border-radius:32px;padding:32px;overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:end;background:linear-gradient(135deg,#fff 0%,#FFF1F6 42%,#F6F3FF 100%);border:1px solid rgba(255,92,152,.12);box-shadow:var(--shadow-strong)}.hero-visual-copy{align-self:center;max-width:560px}.hero-visual-copy h2{font-size:clamp(27px,4vw,44px)}.hero-visual-copy p{margin-top:14px;color:var(--muted)}.visual-stack{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.visual-card{min-height:112px;padding:18px;border-radius:22px;display:flex;flex-direction:column;justify-content:flex-end;background:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.9);box-shadow:0 12px 28px rgba(70,44,58,.07)}.visual-card:nth-child(2),.visual-card:nth-child(3){transform:translateY(18px)}.visual-card strong{color:var(--text)}.visual-card span{color:var(--muted);font-size:13px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{position:relative;min-width:0;padding:26px;border:1px solid var(--border);border-radius:24px;background:#fff;box-shadow:var(--shadow);transition:.2s}.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-strong)}.card p{margin-top:12px;color:var(--muted)}.card .tag{display:inline-flex;margin-top:18px;padding:6px 11px;border-radius:999px;background:var(--pink-soft);color:var(--berry);font-size:12px;font-weight:900}.card-number{width:42px;height:42px;display:grid;place-items:center;margin-bottom:18px;border-radius:15px;background:var(--gradient);color:#fff;font-weight:900}.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.panel{padding:34px;border-radius:28px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}.panel p+p{margin-top:14px}.story-feature{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.story-main{min-height:100%;padding:34px;border-radius:28px;background:linear-gradient(145deg,#fff 0%,#FFF1F6 100%);box-shadow:var(--shadow)}.story-main p{margin-top:16px}.story-list{display:grid;gap:14px}.story-item{padding:22px;border-radius:22px;background:#fff;border:1px solid var(--border)}.story-item p{margin-top:8px;color:var(--muted)}.topic-list{display:grid;gap:18px}.topic-row{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:start;padding:24px 0;border-bottom:1px solid var(--border)}.topic-row:last-child{border-bottom:0}.topic-index{color:var(--berry);font-weight:900}.topic-row p{margin-top:8px;color:var(--muted)}
.app-showcase{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center;padding:44px;border-radius:34px;overflow:hidden;background:linear-gradient(135deg,#fff 0%,#FFF1F6 50%,#F6F3FF 100%);box-shadow:var(--shadow-strong)}.phone-mock{width:min(330px,100%);margin:auto;padding:16px;border-radius:44px;background:#30252B;box-shadow:0 30px 60px rgba(48,37,43,.2)}.phone-screen{min-height:500px;border-radius:32px;padding:22px;background:linear-gradient(180deg,#FFF9FC,#F6F3FF)}.phone-pill{width:96px;height:22px;margin:0 auto 24px;border-radius:999px;background:#30252B}.phone-card{height:78px;margin-top:14px;border-radius:20px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}.phone-card.big{height:150px;background:linear-gradient(135deg,#FF96AD,#8B74E8)}.feedback-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.quote{padding:24px;border-radius:22px;background:#fff;border:1px solid var(--border)}.quote:before{content:"“";display:block;color:var(--peach);font-size:50px;line-height:.8;font-weight:900}.faq-list{display:grid;gap:14px}details{border-radius:18px;background:#fff;border:1px solid var(--border);overflow:hidden}summary{cursor:pointer;min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 20px;color:var(--text);font-weight:900;list-style:none}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--berry);font-size:24px}details[open] summary:after{content:"−"}details p{padding:0 20px 20px;color:var(--muted)}
.page-hero{padding:78px 0 58px}.page-hero-inner{position:relative;overflow:hidden;padding:50px;border-radius:34px;background:linear-gradient(135deg,#fff 0%,#FFF1F6 54%,#F6F3FF 100%);border:1px solid var(--border);box-shadow:var(--shadow)}.page-hero-inner:after{content:"";position:absolute;width:240px;height:240px;right:-70px;bottom:-110px;border-radius:50%;background:rgba(139,116,232,.11);pointer-events:none}.page-hero h1{font-size:clamp(38px,6vw,64px)}.page-hero p{max-width:760px;margin-top:18px;color:var(--muted);font-size:18px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:start}.prose{padding:36px;border-radius:28px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}.prose h2{margin-top:40px;font-size:30px}.prose h2:first-child{margin-top:0}.prose h3{margin-top:28px}.prose p{margin-top:14px}.prose ul,.prose ol{margin:16px 0 0;padding-left:22px}.prose li+li{margin-top:8px}.aside-card{position:sticky;top:calc(var(--header-h) + 24px);padding:26px;border-radius:24px;background:var(--purple-soft);border:1px solid rgba(139,116,232,.14)}.aside-card h2{font-size:22px}.aside-card a{min-height:44px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(139,116,232,.14);color:var(--purple-deep);font-weight:800}.aside-card a:last-child{border-bottom:0}.notice{margin-top:24px;padding:22px;border-left:4px solid var(--berry);border-radius:0 18px 18px 0;background:var(--pink-soft)}.steps{counter-reset:step;display:grid;gap:16px;margin-top:20px}.step{position:relative;padding:22px 22px 22px 72px;border-radius:20px;background:var(--gray-soft)}.step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:20px;width:34px;height:34px;display:grid;place-items:center;border-radius:12px;background:var(--gradient);color:#fff;font-weight:900}
.channel-panel{position:fixed;left:0;right:0;top:var(--header-h);z-index:1000;max-height:calc(100vh - var(--header-h));overflow:auto;padding:28px max(16px,calc((100vw - var(--max))/2));transform:translateY(-18px);visibility:hidden;opacity:0;pointer-events:none;background:rgba(255,249,252,.98);border-top:1px solid var(--border);box-shadow:0 24px 60px rgba(48,37,43,.14);transition:.22s}.channel-panel.is-open{transform:translateY(0);visibility:visible;opacity:1;pointer-events:auto}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:24px}.panel-head h2{font-size:30px}.panel-close,.drawer-close{width:46px;height:46px;border-radius:50%;background:#fff;color:var(--berry);box-shadow:var(--shadow);font-size:28px}.channel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.channel-column{padding:22px;border-radius:22px;background:#fff;border:1px solid var(--border)}.channel-column h3{margin-bottom:8px;color:var(--berry)}.channel-column a{display:block;padding:13px 0;border-bottom:1px solid rgba(255,92,152,.1)}.channel-column a:last-child{border-bottom:0}.channel-column strong,.channel-column span{display:block}.channel-column span{margin-top:3px;color:var(--muted);font-size:13px;line-height:1.5}.overlay{position:fixed;inset:0;z-index:950;visibility:hidden;opacity:0;pointer-events:none;background:rgba(48,37,43,.26);transition:.22s}.overlay.is-visible{visibility:visible;opacity:1;pointer-events:auto}.mobile-drawer{position:fixed;top:0;right:0;z-index:1050;width:min(88vw,390px);height:100dvh;transform:translateX(105%);visibility:hidden;pointer-events:none;background:#fff;box-shadow:-20px 0 50px rgba(48,37,43,.16);transition:.24s}.mobile-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--border)}.drawer-brand{display:inline-flex;align-items:center;gap:10px}.drawer-nav{height:calc(100dvh - 74px);overflow-y:auto;padding:12px 18px 32px}.drawer-nav a{min-height:48px;display:flex;align-items:center;padding:0 12px;border-bottom:1px solid rgba(255,92,152,.1);font-weight:800}.mobile-bottom{display:none}
.site-footer{background:var(--footer);color:var(--footer-text)}.footer-inner{width:min(calc(100% - 32px),var(--max));margin:auto;padding:64px 0 42px;display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:32px}.footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:20px}.footer-brand p{max-width:330px;margin-top:16px;color:rgba(255,234,242,.7)}.footer-group h2{color:#fff;font-size:16px;margin-bottom:12px}.footer-group a{display:block;min-height:38px;color:rgba(255,234,242,.75)}.footer-group a:hover{color:#fff}.footer-bottom{width:min(calc(100% - 32px),var(--max));margin:auto;padding:24px 0 34px;display:flex;justify-content:space-between;gap:24px;border-top:1px solid rgba(255,255,255,.1);color:rgba(255,234,242,.62);font-size:13px}.footer-bottom p:first-child{max-width:760px}
@media(max-width:1080px){.nav-shell{gap:8px}.nav-link{padding:0 9px;font-size:14px}.brand{min-width:146px}.card-grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{grid-template-columns:repeat(3,1fr)}.footer-brand{grid-column:1/-1}}
@media(max-width:820px){:root{--header-h:68px}.nav-shell{grid-template-columns:1fr auto auto}.desktop-nav{display:none}.brand{min-width:0;justify-self:start;height:52px}.brand-text{font-size:18px}.mobile-actions{display:block}.header-cta{min-height:44px;display:inline-flex;align-items:center;padding:0 16px;border-radius:999px;background:var(--pink-soft);color:var(--berry);font-weight:900}.menu-trigger{width:44px;height:44px}.channel-panel{display:none}.hero{padding:54px 0}.hero-grid{grid-template-columns:1fr}.hero-center{order:-1}.hero-note{text-align:left}.hero-visual{grid-template-columns:1fr;padding:24px}.visual-card:nth-child(2),.visual-card:nth-child(3){transform:none}.section{padding:68px 0}.card-grid,.feedback-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.story-feature,.split,.app-showcase,.content-grid{grid-template-columns:1fr}.aside-card{position:static}.topic-row{grid-template-columns:auto 1fr}.topic-row .text-link{grid-column:2;margin-top:0}.page-hero-inner{padding:34px 26px}.footer-inner{grid-template-columns:repeat(2,1fr);padding-bottom:100px}.footer-brand{grid-column:1/-1}.footer-bottom{padding-bottom:104px;flex-direction:column}.mobile-bottom{position:fixed;left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));z-index:880;min-height:62px;display:grid;grid-template-columns:repeat(4,1fr);padding:6px;border:1px solid rgba(255,92,152,.14);border-radius:22px;background:rgba(255,255,255,.94);box-shadow:0 16px 40px rgba(48,37,43,.14);backdrop-filter:blur(14px)}.mobile-bottom a{min-height:50px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;border-radius:16px;color:var(--muted);font-size:12px;font-weight:900}.mobile-bottom a span{font-size:18px;line-height:1}.mobile-bottom a.is-active{background:var(--pink-soft);color:var(--berry)}}
@media(max-width:560px){body{line-height:1.68}.container{width:min(calc(100% - 32px),var(--max))}h1{font-size:42px}h2{font-size:30px}.hero-note,.card,.panel,.prose{padding:22px}.hero-visual{min-height:0;border-radius:26px}.visual-stack,.card-grid,.card-grid.two,.card-grid.four,.feedback-grid{grid-template-columns:1fr}.story-main{padding:24px}.app-showcase{padding:24px;border-radius:26px}.phone-screen{min-height:420px}.page-hero{padding:50px 0 34px}.page-hero-inner{border-radius:25px}.prose h2{font-size:26px}.footer-inner{grid-template-columns:1fr}.footer-brand{grid-column:auto}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

.drawer-brand img,.footer-logo img{width:auto;max-height:42px;object-fit:contain}