*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC",system-ui,sans-serif;background:#fff;color:#1e1b4b;line-height:1.78;font-size:16px}
a{color:#4338ca;text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

.site-header{background:#fff;border-bottom:3px solid #312e81;position:sticky;top:0;z-index:360}
.header-inner{max-width:1180px;margin:0 auto;padding:13px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;position:relative}
.brand{display:flex;align-items:center;gap:11px;color:#1e1b4b;font-weight:600;font-size:.94rem}
.brand:hover{text-decoration:none}
.brand img{border-radius:8px;box-shadow:0 2px 6px rgba(49,46,129,.15)}
.brand em{font-style:normal;color:#4338ca;font-weight:700}
.site-nav ul{display:flex;flex-wrap:wrap;gap:7px 20px;list-style:none}
.site-nav a{color:#64748b;font-size:.9rem;padding:4px 0;border-bottom:2px solid transparent}
.site-nav a.active,.site-nav a:hover{color:#312e81;font-weight:600;border-bottom-color:#6366f1;text-decoration:none}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:23px;height:2px;background:#312e81;transition:.22s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.ads-top-bar{background:#eef2ff;border-bottom:1px solid #c7d2fe;padding:11px 0}
.applist-title{font-size:.77rem;color:#4338ca;text-align:center;margin-bottom:7px;letter-spacing:.04em}
#ads{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}

.mag-wrap{display:grid;grid-template-columns:minmax(0,1fr) 252px;gap:36px;max-width:1180px;margin:0 auto;padding:28px 22px 52px}
.mag-main{min-width:0;order:1}
.mag-rail{order:2;position:sticky;top:88px;align-self:start;background:linear-gradient(165deg,#eef2ff 0%,#fff 55%,#f5f3ff 100%);border-left:5px solid #6366f1;border-radius:0 16px 16px 0;padding:22px 20px;box-shadow:4px 8px 28px rgba(99,102,241,.1)}
.mag-rail .rail-title{font-size:.84rem;color:#312e81;margin-bottom:16px;text-transform:none;letter-spacing:.03em;font-weight:700}
.mag-rail ol{list-style:none;counter-reset:sec}
.mag-rail li{counter-increment:sec;margin-bottom:12px;padding-left:2px}
.mag-rail a{font-size:.85rem;color:#4338ca;display:block;padding:4px 0;line-height:1.45;transition:color .15s,padding-left .15s}
.mag-rail a::before{content:counter(sec,decimal-leading-zero);display:inline-block;margin-right:10px;font-size:.72rem;font-weight:700;color:#6366f1;font-variant-numeric:tabular-nums}
.mag-rail a.is-active{color:#312e81;font-weight:600;padding-left:4px;text-decoration:none;border-left:3px solid #6366f1;margin-left:-3px}

.hero-slab{background:linear-gradient(118deg,#312e81 0%,#4338ca 38%,#818cf8 100%);border-radius:18px;padding:34px 30px 30px;margin-bottom:34px;color:#fff;position:relative;overflow:hidden}
.hero-slab::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;background:rgba(255,255,255,.06);border-radius:50%;pointer-events:none}
.hero-slab .hero-tag{display:inline-block;font-size:.77rem;font-weight:600;color:#312e81;background:#e0e7ff;padding:6px 15px;border-radius:999px;margin-bottom:15px;position:relative;z-index:1}
.hero-slab h1{font-size:clamp(1.4rem,3.6vw,1.88rem);line-height:1.36;margin-bottom:15px;color:#fff;position:relative;z-index:1}
.hero-slab .hero-lede{color:#e0e7ff;font-size:1.02rem;margin-bottom:11px;text-align:justify;position:relative;z-index:1}
.hero-slab .hero-lede:last-of-type{margin-bottom:0}

.article-block{margin-bottom:40px;padding-bottom:32px;border-bottom:1px dotted #c7d2fe}
.article-block:last-of-type{border-bottom:none}
.article-block h2{font-size:1.22rem;margin-bottom:13px;color:#312e81;line-height:1.38;padding-left:14px;border-left:4px solid #6366f1}
.article-block p{margin-bottom:12px;color:#334155;text-align:justify;font-size:.97rem}
.article-block ul{margin:12px 0 12px 22px;color:#334155;font-size:.95rem}
.article-block li{margin-bottom:7px}
.article-block figure{margin:22px 0;border-radius:14px;overflow:hidden;border:1px solid #c7d2fe;background:#f8fafc;box-shadow:0 4px 16px rgba(99,102,241,.08)}
.article-block figcaption{font-size:.84rem;color:#64748b;padding:11px 16px;background:#eef2ff}

.note-band{background:#f5f3ff;border:1px solid #ddd6fe;border-radius:12px;padding:15px 18px;margin:16px 0;font-size:.93rem;color:#4338ca;line-height:1.65}
.chip-row{display:flex;flex-wrap:wrap;gap:9px;margin:16px 0 6px;position:relative;z-index:1}
.chip-row span{font-size:.79rem;padding:6px 13px;border-radius:999px;background:rgba(255,255,255,.18);color:#e0e7ff;border:1px solid rgba(224,231,255,.35)}

.faq-panel{margin-top:38px;padding-top:30px;border-top:3px double #6366f1}
.faq-panel>h2{font-size:1.2rem;margin-bottom:20px;color:#312e81}
.faq-item{border:1px solid #c7d2fe;margin-bottom:12px;background:#fff;border-radius:12px;overflow:hidden}
.faq-item h3{padding:15px 20px;font-size:.96rem;font-weight:600;color:#4338ca;background:#f8fafc;border-bottom:1px solid transparent;margin:0}
.faq-item p{padding:15px 20px;color:#475569;font-size:.94rem;margin:0}

.related-strip{max-width:1180px;margin:0 auto;padding:0 22px 46px}
.related-strip h2{font-size:1.06rem;margin-bottom:13px;color:#312e81}
.related-strip ul{list-style:none;display:flex;flex-wrap:wrap;gap:11px 22px}
.related-strip a{font-size:.92rem}

.closing-band{max-width:1180px;margin:0 auto;padding:0 22px 48px}
.closing-band h2{font-size:1.05rem;margin-bottom:12px;color:#312e81}
.closing-band p{color:#475569;font-size:.95rem;text-align:justify;line-height:1.78}

.site-footer{background:#eef2ff;border-top:3px solid #312e81;padding:30px 22px;text-align:center;font-size:.88rem;color:#64748b}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:9px 18px;margin-bottom:11px}
.footer-links a{color:#64748b}
.footer-sub{font-size:.81rem;color:#4338ca;margin-top:7px}

.prose-page{max-width:780px;margin:0 auto;padding:34px 22px 52px}
.prose-page h1{font-size:1.42rem;margin-bottom:17px;color:#312e81}
.prose-page p{margin-bottom:13px;color:#475569}

@media(max-width:920px){
.mag-wrap{grid-template-columns:1fr;gap:20px}
.mag-rail{order:-1;position:static;border-left:none;border-top:5px solid #6366f1;border-radius:14px}
.nav-toggle{display:flex}
.site-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid #c7d2fe;padding:14px 22px;display:none;box-shadow:0 8px 20px rgba(49,46,129,.08)}
.site-nav.is-open{display:block}
.site-nav ul{flex-direction:column;gap:11px}
.hero-slab h1{font-size:1.34rem}
}