:root{--bg:#FFF7FA;--surface:#FFFFFF;--soft:#FFEAF2;--soft2:#FFE1EC;--title:#4A1630;--text:#5C2A3E;--muted:#8A4A62;--subtle:#B07A90;--pink:#E85A8B;--pink2:#FF7AA8;--deep:#C43B6E;--border:rgba(232,90,139,.16);--shadow:0 14px 34px rgba(196,59,110,.10);--rail:88px;--top:56px;--max:1180px;--radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 system-ui,-apple-system,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}img{display:block;max-width:100%;height:auto}button{cursor:pointer}.skip-link{position:fixed;left:16px;top:-60px;z-index:9999;background:var(--title);color:#fff;padding:10px 16px;border-radius:999px}.skip-link:focus{top:10px}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.side-rail{position:fixed;z-index:700;left:0;top:0;width:var(--rail);height:100vh;background:var(--soft);border-right:1px solid var(--border);padding:10px 8px 16px;display:flex;flex-direction:column;align-items:center;gap:7px}.rail-brand{width:60px;height:54px;display:grid;place-items:center;margin-bottom:6px}.rail-brand img{width:42px;height:42px;object-fit:contain}.rail-dot{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--pink2),var(--deep));display:grid;place-items:center;color:#fff;font-weight:800}.rail-item,.rail-button{width:70px;min-height:54px;border:0;background:transparent;color:var(--muted);border-radius:18px;display:grid;place-items:center;text-align:center;font-size:13px;line-height:1.25;padding:8px 5px;transition:.2s}.rail-item:hover,.rail-button:hover,.rail-item:focus-visible,.rail-button:focus-visible{background:#fff;color:var(--deep);outline:2px solid rgba(196,59,110,.22);outline-offset:1px}.rail-item.is-active{background:var(--deep);color:#fff}.rail-button{margin-top:auto}.rail-button+.rail-button{margin-top:0}
.top-strip{position:fixed;z-index:650;top:0;left:var(--rail);right:0;height:var(--top);background:rgba(255,247,250,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}.top-strip-inner{height:100%;max-width:calc(var(--max) + 48px);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.top-logo{height:44px;min-width:120px;display:flex;align-items:center;justify-content:center;color:var(--title);font-weight:800;letter-spacing:.03em}.top-logo img{max-height:36px;max-width:180px;object-fit:contain}.top-app{justify-self:end;min-height:44px;display:flex;align-items:center;color:var(--deep);font-weight:700}.top-app:hover,.top-app:focus-visible{color:var(--pink);outline:none;text-decoration:underline}.mobile-menu-button{display:none}.site-main{margin-left:var(--rail);padding:calc(var(--top) + 30px) 24px 60px;min-height:80vh}.content-shell{width:min(100%,var(--max));margin:0 auto}.page-hero{padding:24px 0 18px}.eyebrow{margin:0 0 8px;color:var(--deep);font-size:14px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.page-hero h1,.cover-copy h1{color:var(--title);font-size:clamp(28px,3vw,34px);line-height:1.25;margin:0 0 14px}.lead{max-width:820px;margin:0;color:var(--muted);font-size:17px}.section{margin:30px 0}.section-head{display:flex;gap:18px;align-items:end;justify-content:space-between;margin-bottom:16px}.section-head h2{margin:0;color:var(--title);font-size:24px;line-height:1.35}.section-head p{margin:0;color:var(--subtle);font-size:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.soft-card{background:var(--soft);border:1px solid var(--border);border-radius:var(--radius);padding:22px}.card h2,.card h3,.soft-card h2,.soft-card h3{color:var(--title);margin-top:0}.card p:last-child,.soft-card p:last-child{margin-bottom:0}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.stack{display:grid;gap:16px}.pill{display:inline-flex;align-items:center;min-height:32px;padding:5px 12px;border-radius:999px;background:var(--soft2);color:var(--deep);font-size:13px;font-weight:800}.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{min-height:44px;padding:10px 18px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:800}.btn-primary{background:linear-gradient(135deg,var(--pink2) 0%,var(--pink) 55%,var(--deep) 100%);color:#fff;box-shadow:0 10px 20px rgba(196,59,110,.18)}.btn-secondary{background:#fff;border:1px solid var(--border);color:var(--deep)}.btn:hover,.btn:focus-visible{transform:translateY(-1px);outline:3px solid rgba(232,90,139,.22);outline-offset:2px}.text-link{color:var(--deep);font-weight:800}.text-link:hover,.text-link:focus-visible{text-decoration:underline;outline:none}.media-frame{margin:0;background:var(--soft);border-radius:22px;overflow:hidden;border:1px solid var(--border)}.media-frame img{width:100%;height:auto;object-fit:cover}.media-placeholder{min-height:210px;aspect-ratio:16/9;background:linear-gradient(135deg,#FFEAF2,#FFF7FA 55%,#FFE1EC);position:relative}.media-placeholder:after{content:"TANGXIN VLOG";position:absolute;right:18px;bottom:14px;font-size:12px;letter-spacing:.18em;color:rgba(196,59,110,.48);font-weight:800}.banner-media{max-height:360px}.banner-media img{width:100%;max-height:360px;object-fit:cover}.cover{display:grid;gap:22px;padding-top:10px}.cover-copy{padding:22px 0 0}.cover-copy p{max-width:820px;margin:0;color:var(--muted)}
.polaroid-wall{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}.polaroid{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px;padding:12px 12px 18px}.polaroid:nth-child(2n){transform:rotate(1.2deg)}.polaroid:nth-child(3n){transform:rotate(-1.2deg)}.polaroid .media-frame{border-radius:13px;min-height:160px}.polaroid h3{color:var(--title);margin:15px 4px 6px}.polaroid p{margin:0 4px;color:var(--muted);font-size:15px}.notebook{background:repeating-linear-gradient(#fff,#fff 39px,#f9dce7 40px);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);padding:22px}.notebook-entry{display:grid;grid-template-columns:58px 1fr;gap:14px;padding:14px 0;border-bottom:1px dashed rgba(196,59,110,.2)}.notebook-entry:last-child{border-bottom:0}.notebook-num{font-weight:900;color:var(--pink);font-size:24px}.notebook-entry h3{margin:0;color:var(--title)}.notebook-entry p{margin:4px 0 0}.album-shelf{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.album-book{background:#fff;border:1px solid var(--border);border-radius:20px;padding:14px;box-shadow:var(--shadow)}.album-cover{aspect-ratio:4/5;border-radius:15px;background:linear-gradient(160deg,var(--soft2),#fff 48%,var(--soft));border:1px solid var(--border);display:flex;align-items:flex-end;padding:16px;color:var(--title);font-weight:900}.album-book p{font-size:14px;color:var(--muted)}.number-list{display:grid;gap:14px}.number-item{display:grid;grid-template-columns:72px 1fr;gap:16px;align-items:start;background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px}.big-number{font-size:42px;line-height:1;color:var(--pink);font-weight:900;letter-spacing:-.04em}.number-item h3{margin:0;color:var(--title)}.number-item p{margin:6px 0 0;color:var(--muted)}.status-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px;box-shadow:var(--shadow)}.status-card h3{margin:8px 0;color:var(--title)}.status-dot{width:11px;height:11px;border-radius:50%;background:var(--pink);display:inline-block;margin-right:7px}.letter-card{background:#fffdfd;border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow);position:relative}.letter-card:before{content:"编辑观点";display:inline-flex;padding:4px 10px;border-radius:999px;background:var(--soft2);color:var(--deep);font-size:12px;font-weight:900;margin-bottom:12px}.letter-card h3{margin:0 0 8px;color:var(--title)}.letter-card p{margin:0}.article-prose{background:#fff;border:1px solid var(--border);border-radius:22px;padding:26px;box-shadow:var(--shadow)}.article-prose h2{color:var(--title);margin:26px 0 10px;font-size:22px}.article-prose h2:first-child{margin-top:0}.article-prose h3{color:var(--title);margin:22px 0 8px}.article-prose p{margin:0 0 14px}.index-list{display:grid;gap:12px}.index-list a,.index-list article{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px}.index-list .index-no{width:42px;height:42px;border-radius:14px;background:var(--soft2);color:var(--deep);display:grid;place-items:center;font-weight:900}.index-list h3{margin:0;color:var(--title);font-size:17px}.index-list p{margin:3px 0 0;color:var(--muted);font-size:14px}.timeline{display:grid;gap:0}.timeline article{position:relative;padding:0 0 24px 34px}.timeline article:before{content:"";position:absolute;left:8px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--pink)}.timeline article:after{content:"";position:absolute;left:13px;top:22px;bottom:0;width:2px;background:var(--soft2)}.timeline article:last-child:after{display:none}.timeline h3{margin:0;color:var(--title)}.timeline p{margin:5px 0 0}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0}.notice{border-left:4px solid var(--pink);background:var(--soft);padding:16px 18px;border-radius:0 16px 16px 0;color:var(--text)}.tag-row{display:flex;gap:8px;flex-wrap:wrap}.mini-nav{display:flex;gap:10px;flex-wrap:wrap}.mini-nav a{min-height:44px;padding:9px 14px;border:1px solid var(--border);background:#fff;border-radius:999px;color:var(--deep);font-weight:700}.mini-nav a:hover,.mini-nav a:focus-visible{background:var(--soft2);outline:2px solid rgba(232,90,139,.24)}
.site-footer{margin-left:var(--rail);background:var(--title);color:#F8D6E4;padding:44px 24px calc(34px + env(safe-area-inset-bottom))}.footer-inner{width:min(100%,var(--max));margin:0 auto}.footer-brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:28px}.footer-brand strong{color:#fff}.footer-brand>span{font-size:12px;letter-spacing:.18em}.footer-logo{min-height:44px;display:flex;align-items:center}.footer-logo img{max-height:34px;max-width:170px;object-fit:contain}.footer-logo span{font-weight:900;color:#fff}.footer-columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.footer-columns h2{font-size:14px;color:#fff;margin:0 0 10px}.footer-columns a{display:block;min-height:34px;color:#F8D6E4;font-size:14px}.footer-columns a:hover,.footer-columns a:focus-visible{color:#fff;text-decoration:underline;outline:none}.footer-note{margin:28px 0 8px;color:#F2BFD3;font-size:14px}.footer-copy{margin:0;color:#EAB5CB;font-size:13px}
.overlay{position:fixed;z-index:1200;inset:0;visibility:hidden;pointer-events:none;opacity:0;transition:opacity .18s ease,visibility .18s ease}.overlay.is-open{visibility:visible;pointer-events:auto;opacity:1}.overlay-backdrop{position:absolute;inset:0;border:0;background:rgba(74,22,48,.22);width:100%;height:100%}.menu-panel{position:relative;z-index:2;width:100%;height:100%;overflow:auto;background:var(--bg);padding:28px max(22px,calc((100vw - var(--max))/2)) 48px}.overlay-head{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:24px}.overlay-head.compact{margin-bottom:16px}.overlay-head h2{margin:0;color:var(--title)}.overlay-brand{display:flex;gap:12px;align-items:center;color:var(--title)}.overlay-brand img{max-height:36px;max-width:180px}.overlay-brand span{font-size:12px;letter-spacing:.14em;color:var(--muted)}.overlay-close{min-width:58px;min-height:44px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--deep);font-weight:800}.overlay-close:hover,.overlay-close:focus-visible{outline:3px solid rgba(232,90,139,.2)}.menu-groups{display:grid;gap:28px}.menu-groups h3{color:var(--deep);font-size:14px;margin:0 0 10px}.menu-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.menu-grid a{background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px;min-height:102px;box-shadow:0 8px 24px rgba(196,59,110,.06)}.menu-grid strong{display:block;color:var(--title);margin-bottom:4px}.menu-grid span{display:block;color:var(--muted);font-size:14px;line-height:1.55}.menu-grid a:hover,.menu-grid a:focus-visible{transform:translateY(-2px);outline:3px solid rgba(232,90,139,.18)}.search-overlay{display:grid;place-items:center;padding:20px}.search-card{position:relative;z-index:2;width:min(620px,100%);background:#fff;border:1px solid var(--border);border-radius:24px;box-shadow:0 24px 70px rgba(74,22,48,.18);padding:24px}.search-field{display:block}.search-field input{width:100%;min-height:50px;border-radius:999px;border:1px solid var(--border);background:var(--bg);padding:0 18px;color:var(--title);outline:none}.search-field input:focus{border-color:var(--pink);box-shadow:0 0 0 4px rgba(232,90,139,.12)}.search-help{color:var(--muted);font-size:14px}.search-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.search-links a{min-height:44px;border-radius:14px;background:var(--soft);display:grid;place-items:center;color:var(--deep);font-weight:800;text-align:center;padding:8px}.search-links a:hover,.search-links a:focus-visible{background:var(--soft2);outline:2px solid rgba(232,90,139,.22)}.screen-mask{position:fixed;z-index:1100;inset:0;visibility:hidden;pointer-events:none}.screen-mask.is-open{visibility:visible}.overlay-lock{overflow:hidden}.mobile-bottom{display:none}
@media (max-width:960px){.grid-4,.album-shelf{grid-template-columns:repeat(2,minmax(0,1fr))}.polaroid-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:760px){:root{--top:56px}.side-rail{display:none}.top-strip{left:0}.top-strip-inner{padding:0 12px;grid-template-columns:72px minmax(0,1fr) 72px;gap:4px}.mobile-menu-button{display:flex;align-items:center;justify-content:flex-start;min-height:44px;border:0;background:transparent;color:var(--deep);font-weight:800;padding:0 4px}.top-spacer{display:none}.top-logo{min-width:0}.top-logo img{max-width:150px}.top-app{font-size:14px;min-width:0;justify-content:flex-end;white-space:nowrap}.site-main{margin-left:0;padding:calc(var(--top) + 20px) 16px 82px}.site-footer{margin-left:0;padding:38px 16px calc(86px + env(safe-area-inset-bottom))}.grid-2,.grid-3,.grid-4,.polaroid-wall,.album-shelf{grid-template-columns:1fr}.polaroid:nth-child(n){transform:none}.menu-panel{padding:18px 16px 92px}.menu-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.menu-grid a{min-height:116px;padding:14px}.overlay-brand span{display:none}.search-links{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom{position:fixed;z-index:600;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));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(--border);box-shadow:0 -8px 20px rgba(196,59,110,.08)}.mobile-bottom a{min-width:0;min-height:50px;display:grid;place-items:center;color:var(--muted);font-size:13px;font-weight:800}.mobile-bottom a.is-active{color:var(--pink)}.number-item{grid-template-columns:52px 1fr}.big-number{font-size:34px}.index-list a,.index-list article{grid-template-columns:auto 1fr}.index-list a>:last-child,.index-list article>:last-child{grid-column:2}.article-prose{padding:20px}.cover-copy{padding-top:10px}}
@media (max-width:420px){.menu-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.menu-grid span{font-size:12px}.footer-columns{gap:16px}.top-logo img{max-width:132px}.search-card{padding:18px}.page-hero{padding-top:12px}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}