*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Noto Sans SC",system-ui,sans-serif;background:#fff;color:#1e1b4b;line-height:1.76;font-size:16px}
a{color:#6d28d9;text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;height:auto;display:block}

.site-header{background:#fff;border-bottom:2px solid #ede9fe;position:sticky;top:0;z-index:400;box-shadow:0 1px 0 rgba(109,40,217,.06)}
.header-inner{max-width:1160px;margin:0 auto;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:11px;color:#312e81;font-weight:600;font-size:.97rem}
.brand em{font-style:normal;color:#7c3aed;font-weight:700}
.site-nav ul{display:flex;flex-wrap:wrap;gap:8px 20px;list-style:none}
.site-nav a{color:#4338ca;font-size:.91rem;transition:color .15s}
.site-nav a.active{color:#6d28d9;font-weight:600;border-bottom:2px solid #a78bfa;padding-bottom:2px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:#4338ca;margin:5px 0;border-radius:2px;transition:transform .2s}

.ads-top-bar{background:linear-gradient(180deg,#faf5ff,#f5f3ff);border-bottom:1px solid #ddd6fe;padding:12px 0}
#applist .applist-title{font-size:.84rem;color:#6b7280;margin-bottom:8px;letter-spacing:.02em}
#ads{display:flex;flex-wrap:wrap;gap:14px}

.layout-wrap{max-width:1160px;margin:0 auto;padding:0 22px 64px;display:grid;grid-template-columns:minmax(0,1fr) 196px;gap:32px;align-items:start}
.layout-main{min-width:0}

.hero-panel{padding:44px 0 36px;border-bottom:3px double #e9d5ff;margin-bottom:8px}
.hero-panel .hero-tag{display:inline-block;font-size:.8rem;color:#5b21b6;background:#ede9fe;padding:6px 16px;border-radius:20px 4px 20px 4px;margin-bottom:16px;font-weight:500;letter-spacing:.03em}
.hero-panel h1{font-size:clamp(1.42rem,3.8vw,2.05rem);line-height:1.28;margin-bottom:18px;color:#1e1b4b;max-width:720px;font-weight:700}
.hero-panel .lead{font-size:1.03rem;color:#374151;max-width:760px;margin-bottom:14px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chip-row span{font-size:.77rem;background:#f3e8ff;color:#6b21a8;padding:6px 14px;border-radius:4px;border:1px solid #d8b4fe}

.side-rail{position:sticky;top:82px;padding-top:36px}
.side-rail h2{font-size:.85rem;color:#6b7280;letter-spacing:.05em;text-transform:none;margin-bottom:16px;font-weight:600}
.side-rail ol{list-style:none;font-size:.83rem;line-height:2.15}
.side-rail a{color:#4b5563;padding:4px 0 4px 14px;display:block;border-left:3px solid #e5e7eb;transition:all .15s}
.side-rail a:hover{color:#7c3aed;border-left-color:#a78bfa;background:#faf5ff;margin-left:-4px;padding-left:18px}

.stagger-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px 28px;padding:36px 0}
.tile{background:#fff;border:1px solid #e5e7eb;border-radius:2px 20px 2px 20px;padding:26px 28px;box-shadow:-4px 4px 0 #ede9fe;transition:transform .18s,box-shadow .18s}
.tile:hover{transform:translate(-2px,2px);box-shadow:-6px 6px 0 #ddd6fe}
.tile h2{font-size:1.12rem;margin-bottom:14px;color:#1e1b4b;padding-bottom:10px;border-bottom:2px solid #f3e8ff;font-weight:600}
.tile p{margin-bottom:13px;color:#374151;font-size:.94rem}
.tile figure{margin:20px 0 0;border-radius:4px;overflow:hidden;border:1px solid #f3e4ff}
.tile figcaption{font-size:.78rem;color:#6b7280;margin-top:10px;text-align:center;font-style:normal;line-height:1.5}

.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-5{grid-column:span 5}
.col-8{grid-column:span 8}
.col-4{grid-column:span 4}
.col-12{grid-column:span 12}
.drop-a{margin-top:48px}
.lift-b{margin-top:-24px}
.nudge-left{margin-left:-16px}
.nudge-right{margin-right:-16px}
.extra-pad{padding-bottom:40px}

.note-bar{background:linear-gradient(135deg,#faf5ff 0%,#f5f3ff 100%);border-left:5px solid #8b5cf6;padding:16px 20px;margin:16px 0;border-radius:0 14px 14px 0;font-size:.92rem;color:#5b21b6;line-height:1.65}

.faq-zone{padding:40px 0;border-top:3px double #e9d5ff;margin-top:20px}
.faq-zone h2{font-size:1.2rem;margin-bottom:20px;color:#1e1b4b}
.faq-item{border:1px solid #e5e7eb;border-radius:2px 18px 2px 18px;padding:20px 22px;margin-bottom:16px;background:#fafafa;box-shadow:-2px 2px 0 #f3e8ff}
.faq-item h3{font-size:1rem;margin-bottom:9px;color:#312e81;font-weight:600}

.read-more{padding:30px 0;border-top:1px solid #e5e7eb}
.read-more h2{font-size:1.05rem;margin-bottom:14px;color:#1e1b4b}
.read-more ul{padding-left:1.3rem;line-height:2.1;color:#374151}

.end-strip{max-width:1160px;margin:0 auto;padding:0 22px 52px}
.end-strip h2{font-size:1.08rem;margin-bottom:14px;color:#1e1b4b}
.end-strip p{color:#374151;font-size:.95rem;margin-bottom:12px}

.site-footer{background:#faf5ff;border-top:2px solid #ede9fe;padding:30px 22px;text-align:center;font-size:.87rem;color:#6b7280}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 22px;margin-bottom:12px}
.footer-sub{font-size:.81rem;color:#9ca3af;margin-top:8px}

.prose-page{max-width:700px;margin:44px auto;padding:0 22px}
.prose-page h1{font-size:1.38rem;margin-bottom:18px;color:#1e1b4b}
.error-page{max-width:460px;margin:88px auto;padding:0 22px;text-align:center}

@media(max-width:960px){
  .layout-wrap{grid-template-columns:1fr}
  .side-rail{position:static;order:-1;padding:20px 0;border-bottom:2px solid #ede9fe}
  .side-rail ol{display:flex;flex-wrap:wrap;gap:8px 10px}
  .side-rail a{border-left:0;padding:6px 14px;background:#f3e8ff;border-radius:6px;font-size:.79rem}
  .side-rail a:hover{margin-left:0;padding-left:14px}
  .col-6,.col-7,.col-5,.col-8,.col-4,.col-12{grid-column:span 12}
  .drop-a,.lift-b,.nudge-left,.nudge-right{margin:0}
}

@media(max-width:768px){
  .nav-toggle{display:block}
  .site-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:2px solid #ede9fe;display:none;padding:14px 22px;box-shadow:0 8px 16px rgba(109,40,217,.08)}
  .site-nav.is-open{display:block}
  .site-header{position:relative}
}