:root{--bg:#FFF7FA;--deep:#FFFFFF;--soft:#FFEAF2;--title:#4A1630;--text:#5C2A3E;--muted:#8A4A62;--light:#B07A90;--pink:#E85A8B;--bright:#FF7AA8;--dark:#C43B6E;--pale:#FFE1EC;--line:rgba(232,90,139,.16);--shadow:0 14px 34px rgba(196,59,110,.10);--rail:88px;--top:56px;--max:1180px}*{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",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%;height:auto;display:block}.skip-link{position:fixed;left:12px;top:-80px;z-index:9999;background:var(--title);color:#fff;padding:10px 16px;border-radius:99px}.skip-link:focus{top:10px}.desktop-rail{position:fixed;left:0;top:0;bottom:0;width:var(--rail);background:var(--soft);border-right:1px solid var(--line);z-index:80;display:flex;flex-direction:column;align-items:center;padding:14px 8px;gap:8px}.rail-brand,.rail-item{width:64px;min-height:58px;border:0;background:transparent;border-radius:999px;display:flex;align-items:center;justify-content:center;color:var(--muted);cursor:pointer;transition:.2s ease}.rail-brand{height:64px;margin-bottom:10px}.rail-brand img{width:46px;height:46px;object-fit:contain}.rail-brand span{width:46px;height:46px;background:#fff;border-radius:50%;display:grid;place-items:center;font-weight:800;color:var(--dark)}.rail-item span{font-size:13px;font-weight:700}.rail-item:hover,.rail-item:focus-visible{background:#fff;color:var(--dark);outline:2px solid var(--line);outline-offset:2px}.rail-item.is-active{background:var(--dark);color:#fff;box-shadow:var(--shadow)}.topbar{position:fixed;top:0;left:var(--rail);right:0;height:var(--top);z-index:70;background:rgba(255,247,250,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.topbar-inner{height:100%;max-width:var(--max);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.top-menu{visibility:hidden;justify-self:start;border:0;background:transparent;color:var(--dark);min-width:44px;min-height:44px;border-radius:99px}.top-logo{justify-self:center;height:44px;display:flex;align-items:center;font-weight:900;color:var(--title);letter-spacing:.02em}.top-logo img{max-height:36px;width:auto}.top-app{justify-self:end;min-height:44px;display:flex;align-items:center;padding:0 16px;border-radius:99px;background:linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%);color:#fff;font-size:14px;font-weight:800}.site-main{margin-left:calc(var(--rail) + 24px);padding-top:calc(var(--top) + 24px);min-height:70vh}.page-wrap{width:min(calc(100% - 48px),var(--max));margin:0 auto}.hero{padding:28px 0 18px}.eyebrow{font-size:13px;letter-spacing:.14em;color:var(--dark);font-weight:900;text-transform:uppercase}.hero h1,.cover-copy h1{font-size:clamp(28px,3.6vw,34px);line-height:1.3;margin:8px 0 14px;color:var(--title)}.hero p,.cover-copy p{max-width:780px;margin:0;color:var(--muted)}.section{margin:26px 0 36px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:16px}.section-head h2{margin:0;color:var(--title);font-size:24px}.section-head p{margin:0;color:var(--muted);font-size:14px}.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:var(--shadow)}.card h2,.card h3{color:var(--title);margin-top:0}.card p:last-child{margin-bottom:0}.grid-2,.grid-3,.grid-4{display:grid;gap:18px}.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))}.pill{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:99px;background:var(--pale);color:var(--dark);font-size:13px;font-weight:800}.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border-radius:99px;font-weight:800}.btn-primary{background:linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%);color:#fff}.btn-secondary{background:#fff;color:var(--dark);border:1px solid var(--line)}.btn:hover,.btn:focus-visible,.top-app:hover,.top-app:focus-visible{transform:translateY(-1px);box-shadow:var(--shadow);outline:2px solid rgba(196,59,110,.24);outline-offset:2px}.image-placeholder{width:100%;aspect-ratio:16/9;border-radius:18px;background:linear-gradient(135deg,#FFEAF2,#FFF7FA);border:1px dashed rgba(232,90,139,.24)}.cover{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow)}.cover-image{margin-top:22px;overflow:hidden;border-radius:20px;max-height:360px;background:var(--soft)}.cover-image img{width:100%;max-height:360px;object-fit:cover}.polaroid-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}.polaroid{background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px 12px 18px;box-shadow:var(--shadow);transform:rotate(var(--tilt,0deg))}.polaroid:nth-child(2n){--tilt:1deg}.polaroid:nth-child(3n){--tilt:-1.4deg}.polaroid .image-placeholder,.polaroid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:13px}.polaroid h3{margin:13px 2px 6px;color:var(--title)}.polaroid p{margin:0 2px;color:var(--muted);font-size:14px}.notebook{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:20px}.note-sheet{background:linear-gradient(#fff 0 0) padding-box,repeating-linear-gradient(to bottom,transparent 0,transparent 39px,rgba(232,90,139,.12) 40px) border-box;border-radius:20px;padding:24px;border:1px solid var(--line);box-shadow:var(--shadow)}.note-list{list-style:none;padding:0;margin:18px 0 0}.note-list li{padding:13px 0;border-bottom:1px dashed var(--line);display:flex;gap:14px}.note-list b{color:var(--pink);min-width:28px}.media-card img,.media-card .image-placeholder{border-radius:18px;margin-bottom:16px;aspect-ratio:16/10;object-fit:cover}.book-shelf{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.book{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow)}.book-cover{aspect-ratio:3/4;border-radius:14px;overflow:hidden;background:var(--soft)}.book-cover img,.book-cover .image-placeholder{width:100%;height:100%;object-fit:cover;border-radius:14px}.book h3{color:var(--title);margin:14px 0 5px}.book p{font-size:14px;color:var(--muted);margin:0}.number-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.number-card{position:relative;padding:22px 22px 22px 82px;background:#fff;border:1px solid var(--line);border-radius:20px}.number-card b{position:absolute;left:22px;top:18px;font-size:34px;line-height:1;color:var(--bright)}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.status-card{background:var(--soft);border:1px solid var(--line);border-radius:18px;padding:18px}.status-card h3{color:var(--title);margin:6px 0 8px}.letter{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow)}.letter::before{content:"编辑观点";display:inline-flex;padding:4px 10px;border-radius:99px;background:var(--pale);color:var(--dark);font-size:12px;font-weight:900}.article-stack{display:grid;gap:18px}.article-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.article-card h2,.article-card h3{margin:0 0 10px;color:var(--title)}.article-card p{margin:0 0 10px}.article-card ul{margin:8px 0 0;padding-left:20px}.index-list{display:grid;gap:14px}.index-row{display:grid;grid-template-columns:72px 1fr auto;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.index-row strong{color:var(--title)}.index-row span{color:var(--muted);font-size:14px}.index-row a{color:var(--dark);font-weight:800}.steps{counter-reset:step;display:grid;gap:16px}.step{counter-increment:step;display:grid;grid-template-columns:54px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.step::before{content:counter(step,decimal-leading-zero);width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--pale);color:var(--dark);font-weight:900}.step h2,.step h3{margin:0 0 7px;color:var(--title)}.story-long{max-width:820px;margin:0 auto}.story-long .card{padding:28px}.quote-note{border-left:4px solid var(--pink);background:var(--soft);padding:16px 18px;border-radius:0 16px 16px 0;color:var(--muted)}.app-product{display:grid;grid-template-columns:minmax(280px,.8fr) 1.2fr;gap:28px;align-items:center}.phone-frame{background:#fff;border:1px solid var(--line);border-radius:34px;padding:16px;box-shadow:var(--shadow)}.phone-frame img,.phone-frame .image-placeholder{border-radius:24px;aspect-ratio:9/16;object-fit:cover}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:20px}.feature{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0}.site-footer{margin-left:var(--rail);background:var(--title);color:#F8D6E4;margin-top:56px}.footer-inner{width:min(calc(100% - 48px),var(--max));margin:0 auto;padding:40px 0 28px}.footer-brand{display:grid;grid-template-columns:1fr 1.5fr;gap:28px;align-items:start;padding-bottom:26px;border-bottom:1px solid rgba(248,214,228,.16)}.footer-logo{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.footer-logo img{max-height:34px;width:auto}.footer-logo strong{color:#fff}.footer-logo span{font-size:12px;letter-spacing:.12em}.footer-brand p{margin:0;color:#F8D6E4}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 0}.footer-links h2{font-size:15px;color:#fff;margin:0 0 10px}.footer-links a{display:flex;align-items:center;min-height:44px;padding:4px 0;color:#F8D6E4;font-size:14px}.footer-links a:hover,.footer-links a:focus-visible{color:#fff;text-decoration:underline}.footer-bottom{font-size:13px;color:#EFBFD3;border-top:1px solid rgba(248,214,228,.16);padding-top:18px}.panel-overlay{position:fixed;inset:0;z-index:200;visibility:hidden;pointer-events:none}.panel-overlay.is-open{visibility:visible;pointer-events:auto}.panel-backdrop{position:absolute;inset:0;border:0;background:rgba(74,22,48,.28);cursor:pointer}.menu-panel{position:absolute;inset:0;background:var(--bg);overflow:auto;padding:26px 30px 50px}.panel-head{max-width:var(--max);margin:0 auto 24px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px}.panel-head h2{margin:0;color:var(--title);font-size:24px}.menu-brand{display:flex;align-items:center;gap:10px;color:var(--title)}.menu-brand img{max-height:32px;width:auto}.menu-brand span{font-size:11px;color:var(--muted);letter-spacing:.12em}.panel-close{justify-self:end;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:50%;color:var(--dark);font-size:28px;line-height:1;cursor:pointer}.menu-groups{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.menu-groups>section{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px}.menu-groups h3{margin:0 0 14px;color:var(--title)}.menu-grid{display:grid;grid-template-columns:1fr;gap:10px}.menu-grid a{display:block;background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:14px;min-height:86px}.menu-grid strong{display:block;color:var(--title);margin-bottom:5px}.menu-grid span{display:block;color:var(--muted);font-size:13px;line-height:1.5}.menu-grid a:hover,.menu-grid a:focus-visible{background:var(--soft);outline:2px solid var(--line);outline-offset:2px}.search-overlay{display:grid;place-items:center}.search-card{position:relative;width:min(620px,calc(100% - 32px));background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 24px 70px rgba(74,22,48,.18)}.search-head{display:flex;justify-content:space-between;align-items:center}.search-head h2{margin:0;color:var(--title)}.search-visual{margin:22px 0;background:var(--soft);border:1px solid var(--line);border-radius:18px;min-height:68px;display:flex;align-items:center;gap:12px;padding:0 18px;color:var(--muted)}.search-visual span{font-size:26px;color:var(--dark)}.search-presets{display:flex;flex-wrap:wrap;gap:10px}.search-presets a{min-height:44px;display:inline-flex;align-items:center;padding:0 15px;border-radius:99px;background:#fff;border:1px solid var(--line);color:var(--dark);font-weight:800}.mobile-bottom{display:none}
@media(max-width:980px){.grid-4,.status-grid{grid-template-columns:repeat(2,1fr)}.grid-3,.polaroid-wall{grid-template-columns:repeat(2,1fr)}.book-shelf{grid-template-columns:repeat(2,1fr)}.app-product{grid-template-columns:1fr 1fr}.menu-groups{grid-template-columns:1fr}.menu-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){body{padding-bottom:calc(58px + env(safe-area-inset-bottom))}.desktop-rail{display:none}.topbar{left:0}.topbar-inner{padding:0 12px;grid-template-columns:1fr auto 1fr}.top-menu{visibility:visible;display:inline-flex;align-items:center;justify-content:center}.top-logo{max-width:150px}.top-logo img{max-width:138px}.top-app{padding:0 12px;white-space:nowrap}.site-main,.site-footer{margin-left:0}.site-main{padding-top:calc(var(--top) + 16px)}.page-wrap{width:min(calc(100% - 32px),var(--max))}.hero{padding-top:18px}.cover{padding:20px}.grid-2,.grid-3,.grid-4,.polaroid-wall,.number-list,.status-grid,.feature-list,.book-shelf{grid-template-columns:1fr}.notebook,.app-product,.footer-brand{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,1fr)}.footer-inner{width:calc(100% - 32px);padding-bottom:34px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:120;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.96);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr);backdrop-filter:blur(12px)}.mobile-bottom a{min-width:0;min-height:50px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;color:var(--muted);gap:1px}.mobile-bottom a span{font-size:17px;line-height:1}.mobile-bottom a.is-active{color:var(--pink);font-weight:900}.menu-panel{padding:18px 16px 82px}.panel-head{grid-template-columns:1fr auto}.panel-head h2{grid-row:2;grid-column:1/-1;font-size:22px}.panel-close{grid-column:2;grid-row:1}.menu-grid{grid-template-columns:repeat(2,1fr)}.menu-grid a{min-height:110px}.index-row{grid-template-columns:54px 1fr}.index-row a{grid-column:2}.step{grid-template-columns:46px 1fr}.search-card{padding:18px}}
@media(max-width:420px){.top-logo{max-width:122px}.top-logo span{font-size:15px}.top-app,.top-menu{font-size:13px}.menu-grid{grid-template-columns:1fr 1fr}.menu-grid a{padding:12px}.footer-links{gap:18px}.cover{padding:18px}.card,.article-card{padding:18px}}

a:focus-visible,button:focus-visible{outline:2px solid rgba(196,59,110,.46);outline-offset:3px}.section-head>a{min-height:44px;display:inline-flex;align-items:center}.menu-grid a{min-height:88px}