/* Core palette and editorial layout */
:root{
  --primary:#C85C7A;--secondary:#E7B7A8;--dark:#2B2228;--bg:#FBF7F5;--soft:#F3E9E6;
  --text:#342F32;--muted:#746A6F;--accent:#D9913D;--line:#E4D8D4;--white:#fff;
  --max:1180px;--reading:760px;--radius:22px;--shadow:0 18px 50px rgba(43,34,40,.08)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;line-height:1.75}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}button,input{font:inherit}.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--dark);color:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:100;background:rgba(251,247,245,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(228,216,212,.8)}.header-shell{width:min(var(--max),calc(100% - 40px));margin:auto;min-height:76px;display:flex;align-items:center;gap:22px}.brand-mark{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;color:var(--dark);white-space:nowrap}.brand-mark img{width:42px;height:42px;object-fit:contain}.primary-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.primary-nav a{font-size:14px;text-decoration:none;padding:9px 10px;border-radius:999px;color:var(--muted)}.primary-nav a:hover,.primary-nav a.active{color:var(--dark);background:var(--soft)}.search-open,.menu-toggle{border:0;background:var(--dark);color:#fff;padding:10px 14px;border-radius:999px;cursor:pointer}.menu-toggle{display:none}.section-shell{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.home-cover{width:min(1320px,calc(100% - 40px));margin:34px auto 72px;display:grid;grid-template-columns:.95fr 1.15fr;min-height:620px;border-radius:32px;overflow:hidden;background:var(--soft)}.cover-copy{padding:70px 56px 56px;display:flex;flex-direction:column;justify-content:center}.eyebrow{margin:0 0 10px;text-transform:uppercase;letter-spacing:.11em;font-size:12px;font-weight:800;color:var(--primary)}h1,h2,h3{color:var(--dark);line-height:1.22;letter-spacing:-.02em}h1{font-size:clamp(38px,5vw,68px);margin:0 0 24px}h2{font-size:clamp(28px,3.1vw,44px);margin:0 0 18px}h3{font-size:22px}.lead{font-size:18px;color:#5f565b;margin:0 0 26px}.cover-actions{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;text-decoration:none;padding:12px 18px;border-radius:999px;font-weight:700}.button--quiet{background:transparent;color:var(--dark);border:1px solid #cdbfbb}.button--light{background:#fff;color:var(--dark)}.cover-media{margin:0;position:relative;background:var(--dark)}.cover-media img{width:100%;height:100%;object-fit:cover;opacity:.92}.cover-media figcaption{position:absolute;left:20px;right:20px;bottom:20px;background:rgba(43,34,40,.8);color:#f7efec;padding:12px 16px;border-radius:14px;font-size:13px}.section-heading{max-width:760px;margin-bottom:30px}.section-heading.compact{max-width:680px}.intent-strip{margin-bottom:88px}.intent-grid{display:grid;grid-template-columns:1.2fr 1.2fr .8fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.intent-item{display:grid;gap:7px;padding:26px 26px;text-decoration:none;border-right:1px solid var(--line);min-height:175px}.intent-item:last-child{border-right:0}.intent-item span{color:var(--accent);font-size:12px;font-weight:800}.intent-item strong{font-size:20px;line-height:1.4}.intent-item small{color:var(--muted);font-size:14px}.intent-item--primary:hover{background:#fff}.editorial-split{display:grid;grid-template-columns:1.35fr .65fr;gap:70px;align-items:start;margin-bottom:96px}.editorial-main{font-size:17px;max-width:760px}.editorial-aside{background:#fff;padding:18px;border-radius:var(--radius);box-shadow:var(--shadow)}.editorial-aside img{border-radius:16px;aspect-ratio:4/3;object-fit:cover}.editorial-aside a,.text-link{font-weight:800;color:var(--primary)}.content-ribbon{margin:0 0 96px;background:var(--dark);color:#eee3e7;padding:74px 0}.content-ribbon h2,.content-ribbon strong{color:#fff}.ribbon-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}.ribbon-intro{max-width:520px}.ribbon-links{display:grid;gap:0;border-top:1px solid rgba(255,255,255,.16)}.ribbon-links a{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:20px 0;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.16)}.ribbon-links span{font-weight:800}.ribbon-links small{color:#cbbdc3}.feature-led{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:center;margin-bottom:96px}.feature-led__image img{border-radius:28px;aspect-ratio:4/5;object-fit:cover}.feature-led__copy{max-width:680px}.mini-index{margin-top:28px;border-top:1px solid var(--line)}.mini-index a{display:grid;grid-template-columns:210px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);text-decoration:none}.mini-index span{color:var(--muted)}.creator-band{margin-bottom:96px}.step-track{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}.step-track a{min-height:180px;padding:22px;border-radius:18px;background:var(--soft);text-decoration:none;display:flex;flex-direction:column}.step-track span{font-size:12px;color:var(--accent);font-weight:800}.step-track strong{margin-top:auto;font-size:24px}.step-track small{color:var(--muted)}.topic-shelf{display:grid;grid-template-columns:.72fr 1.28fr;gap:62px;margin-bottom:96px}.topic-shelf__intro{position:sticky;top:110px;align-self:start}.topic-shelf__intro img{border-radius:24px;margin-bottom:20px;aspect-ratio:16/10;object-fit:cover}.topic-shelf__list{display:grid;gap:18px}.topic-shelf__list article{padding:26px 0;border-top:1px solid var(--line)}.topic-shelf__list ol{padding-left:24px}.topic-shelf__list a{color:var(--primary)}.app-note{margin-bottom:96px;display:grid;grid-template-columns:1.2fr .8fr;gap:50px;background:#fff;padding:48px;border-radius:28px;align-items:center}.app-note img{border-radius:18px;max-height:280px;width:100%;object-fit:cover}.latest-section{margin-bottom:96px}.entry-list{display:grid;grid-template-columns:1fr 1fr;column-gap:34px;border-top:1px solid var(--line)}.entry-card{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:26px 0;border-bottom:1px solid var(--line)}.entry-card:not(:has(img)){grid-template-columns:1fr}.entry-card img{width:160px;height:120px;object-fit:cover;border-radius:14px}.entry-card h3{margin:4px 0 10px;font-size:21px}.entry-card p{margin:0 0 10px;color:var(--muted)}.entry-card .eyebrow{color:var(--accent);font-size:11px}.entry-card a{text-decoration:none}.entry-card .text-link{text-decoration:underline}.closing-index{margin-bottom:96px;padding:38px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:50px}.closing-links{display:flex;flex-wrap:wrap;align-content:center;gap:10px}.closing-links a{padding:10px 14px;background:var(--soft);border-radius:999px;text-decoration:none;font-weight:700}.breadcrumbs{width:min(var(--max),calc(100% - 40px));margin:24px auto 0;display:flex;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--muted)}.breadcrumbs a{color:var(--primary)}.page-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center;padding:58px 0 48px}.page-hero__copy{max-width:720px}.page-hero h1{font-size:clamp(36px,4.8vw,62px)}.page-hero img{border-radius:26px;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow)}.category-overview{display:grid;grid-template-columns:1.3fr .7fr;gap:60px;margin-bottom:72px;padding-top:30px;border-top:1px solid var(--line)}.category-overview__copy{max-width:760px}.category-overview__aside{align-self:start;background:var(--dark);color:#f0e7e9;padding:24px;border-radius:18px;display:grid;gap:10px}.category-overview__aside strong{color:#fff}.category-list{margin-bottom:78px}.related-paths{margin-bottom:96px}.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.path-grid a{padding:22px;background:var(--soft);border-radius:18px;text-decoration:none;display:grid;gap:8px}.path-grid span{color:var(--muted);font-size:14px}.topic-groups{margin-bottom:96px}.topic-group{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:44px 0;border-top:1px solid var(--line)}.topic-group__number{font-size:42px;color:var(--secondary);font-weight:800}.topic-steps{display:grid;gap:8px}.topic-steps a{display:grid;grid-template-columns:36px .8fr 1.2fr;gap:14px;align-items:start;padding:16px 0;border-top:1px solid var(--line);text-decoration:none}.topic-steps small{color:var(--muted)}.topic-principle{display:grid;grid-template-columns:.8fr 1.2fr;gap:54px;align-items:center;margin-bottom:96px}.topic-principle img{border-radius:24px}.article-layout{padding-top:58px}.article-header{max-width:900px;margin-bottom:36px}.article-header h1{font-size:clamp(38px,5vw,64px)}.article-figure{margin:0 0 58px}.article-figure img{width:100%;max-height:640px;object-fit:cover;border-radius:30px}.article-figure figcaption{font-size:13px;color:var(--muted);margin-top:8px}.article-grid{display:grid;grid-template-columns:minmax(0,760px) 280px;gap:70px;align-items:start}.article-body{font-size:17px}.article-body section{margin-bottom:42px}.article-body h2{font-size:30px}.article-body p{margin:0 0 18px}.article-body li{margin:8px 0}.article-return{margin-top:54px;padding:26px;border-left:3px solid var(--primary);background:var(--soft)}.article-sidebar{position:sticky;top:110px;display:grid;gap:14px}.side-panel{background:#fff;padding:20px;border-radius:16px;border:1px solid var(--line);display:grid;gap:8px}.side-panel a{color:var(--primary)}.related-reading{margin:80px auto 96px}.article-body--compact{max-width:800px;margin-bottom:96px}.article-intro{font-size:20px;color:#5c5358}.inline-note{padding:22px;background:var(--soft);border-radius:16px}.inline-note a{color:var(--primary)}.guide-map{margin-bottom:82px}.guide-rows{border-top:1px solid var(--line)}.guide-rows a{display:grid;grid-template-columns:150px 1fr 1.15fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);text-decoration:none}.guide-rows span{color:var(--accent);font-weight:800}.guide-rows small{color:var(--muted)}.guide-rules,.prose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:96px}.guide-rules>div,.prose-grid>article{background:#fff;padding:26px;border-radius:18px;border:1px solid var(--line)}.prose-grid{grid-template-columns:1fr 1fr}.statement-band{margin-bottom:96px;padding:44px;background:var(--dark);color:#f1e7ea;border-radius:26px}.statement-band h2{color:#fff}.checklist-layout,.contact-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:60px;margin-bottom:96px}.checklist-main ol{padding-left:22px}.checklist-main li{margin:0 0 20px}.checklist-aside,.contact-placeholder{background:#fff;padding:26px;border-radius:20px;border:1px solid var(--line);align-self:start}.prose-stack{max-width:820px;margin-bottom:96px}.prose-stack section{padding:30px 0;border-top:1px solid var(--line)}code{background:var(--soft);padding:.1em .35em;border-radius:6px}.faq-list{max-width:900px;margin-bottom:96px}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-item button{width:100%;display:flex;gap:18px;align-items:flex-start;text-align:left;padding:22px 0;border:0;background:transparent;color:var(--dark);font-weight:800;font-size:18px;cursor:pointer}.faq-item button span{color:var(--accent);font-size:12px;padding-top:5px}.faq-answer{padding:0 0 24px 38px;color:var(--muted)}.search-modal[hidden]{display:none!important}.search-modal{position:fixed;inset:0;background:rgba(43,34,40,.62);z-index:500;display:grid;place-items:start center;padding:10vh 20px 20px}.search-modal__panel{width:min(680px,100%);background:var(--bg);border-radius:24px;padding:32px;position:relative;box-shadow:var(--shadow)}.search-close{position:absolute;right:16px;top:14px;border:0;background:transparent;font-size:30px;cursor:pointer}.search-form label{display:block;font-weight:700;margin-bottom:7px}.search-row{display:grid;grid-template-columns:1fr auto;gap:8px}.search-row input{min-width:0;border:1px solid #cdbfbb;background:#fff;padding:12px 14px;border-radius:12px}.search-row button{border:0;background:var(--primary);color:#fff;padding:12px 18px;border-radius:12px;font-weight:800;cursor:pointer}.search-page{padding:70px 0 96px}.search-page__head{max-width:760px;margin-bottom:50px}.search-hints,.search-empty{padding:34px;background:var(--soft);border-radius:20px}.not-found{min-height:60vh;display:flex;flex-direction:column;justify-content:center;max-width:800px;padding:60px 0 96px}.not-found h1{font-size:72px}.site-footer{background:var(--dark);color:#d7c9ce;padding:60px 0 20px}.footer-shell{width:min(var(--max),calc(100% - 40px));margin:auto;display:grid;grid-template-columns:1.4fr repeat(3,.7fr);gap:46px}.footer-shell h2{font-size:15px;color:#fff}.footer-shell a{display:block;color:#d7c9ce;margin:8px 0;font-size:14px}.footer-brand{font-size:24px;font-weight:800;color:#fff}.footer-bottom{width:min(var(--max),calc(100% - 40px));margin:40px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;align-items:center;font-size:13px}.back-top{border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;padding:8px 12px;border-radius:999px;cursor:pointer}.empty-note{padding:24px;background:var(--soft);border-radius:16px;color:var(--muted)}
@media(max-width:1100px){.primary-nav{position:fixed;left:20px;right:20px;top:76px;background:var(--bg);padding:18px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;display:none;flex-wrap:wrap}.primary-nav.open{display:flex}.menu-toggle{display:block;margin-left:auto}.home-cover{grid-template-columns:1fr 1fr}.cover-copy{padding:48px 36px}.article-grid{grid-template-columns:minmax(0,1fr) 240px;gap:42px}.footer-shell{grid-template-columns:1.2fr 1fr 1fr}.footer-shell>div:last-child{grid-column:2/4}}
@media(max-width:900px){.home-cover,.page-hero,.feature-led,.topic-shelf,.app-note,.editorial-split,.ribbon-layout,.topic-principle,.checklist-layout,.contact-layout{grid-template-columns:1fr}.cover-media{min-height:420px}.intent-grid{grid-template-columns:1fr}.intent-item{border-right:0;border-bottom:1px solid var(--line);min-height:auto}.intent-item:last-child{border-bottom:0}.ribbon-links a{grid-template-columns:160px 1fr}.feature-led__image img{aspect-ratio:16/10;width:100%}.topic-shelf__intro,.article-sidebar{position:static}.step-track{grid-template-columns:1fr 1fr}.entry-list{grid-template-columns:1fr}.path-grid{grid-template-columns:1fr 1fr}.article-grid{grid-template-columns:1fr}.article-sidebar{grid-template-columns:1fr 1fr}.guide-rules,.prose-grid{grid-template-columns:1fr 1fr}.footer-shell{grid-template-columns:1fr 1fr}.footer-shell>div:last-child{grid-column:auto}}
@media(max-width:700px){.header-shell{width:min(100% - 24px,var(--max));min-height:68px}.brand-mark span{display:none}.search-open{padding:9px 11px;font-size:13px}.menu-toggle{padding:9px 11px}.primary-nav{top:68px}.section-shell,.breadcrumbs{width:min(100% - 28px,var(--max))}.home-cover{width:min(100% - 20px,1320px);margin-top:10px;border-radius:22px}.cover-copy{padding:38px 24px}.cover-media{min-height:320px}.cover-actions{display:grid}.button{width:100%}.intent-strip,.editorial-split,.content-ribbon,.feature-led,.creator-band,.topic-shelf,.app-note,.latest-section,.closing-index,.related-paths,.topic-groups,.topic-principle,.related-reading,.guide-rules,.prose-grid,.statement-band,.checklist-layout,.contact-layout,.prose-stack,.faq-list{margin-bottom:68px}.content-ribbon{padding:54px 0}.step-track,.path-grid,.article-sidebar,.guide-rules,.prose-grid{grid-template-columns:1fr}.mini-index a,.ribbon-links a,.topic-steps a,.guide-rows a{grid-template-columns:1fr;gap:5px}.entry-card{grid-template-columns:120px 1fr}.entry-card img{width:120px;height:100px}.topic-group{grid-template-columns:1fr}.topic-group__number{font-size:26px}.app-note{padding:28px}.closing-index{grid-template-columns:1fr}.article-layout{padding-top:36px}.article-figure{margin-bottom:38px}.article-body{font-size:16px}.article-body h2{font-size:26px}.footer-shell{grid-template-columns:1fr}.footer-bottom{align-items:flex-start;gap:15px;flex-direction:column}.not-found h1{font-size:52px}}
@media(max-width:420px){.cover-copy{padding:30px 18px}.home-cover h1{font-size:36px}.page-hero h1{font-size:36px}.entry-card{grid-template-columns:1fr}.entry-card img{width:100%;height:auto;aspect-ratio:16/10}.search-modal__panel{padding:24px 18px}.search-row{grid-template-columns:1fr}.faq-answer{padding-left:0}}