*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
:root{
  --rose:#be185d;--rose-dark:#9d174d;--rose-light:#fce7f3;
  --coral:#e11d48;--ink:#881337;--text:#1f2937;--muted:#9f1239;
  --line:#fda4af;--cream:#fff1f2;--white:#fff;
  --pat-a:repeating-conic-gradient(rgba(190,24,93,.06) 0% 25%,transparent 0% 50%) 0 0/16px 16px;
  --pat-b:repeating-conic-gradient(rgba(225,29,72,.07) 0% 25%,transparent 0% 50%) 8px 8px/16px 16px
}
body{font-family:"Noto Sans SC",system-ui,sans-serif;background:#fff;color:var(--text);line-height:1.78;font-size:16px}
a{color:var(--rose-dark);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

.site-header{background:#fff;border-bottom:2px solid var(--rose);position:sticky;top:0;z-index:300}
.header-inner{max-width:1180px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative}
.brand{display:flex;align-items:center;gap:10px;color:#111;font-weight:600;font-size:.94rem}
.brand:hover{text-decoration:none}
.brand img{border-radius:9px;border:1px solid var(--line)}
.brand em{font-style:normal;color:var(--rose-dark);font-weight:700}
.site-nav ul{display:flex;flex-wrap:wrap;gap:6px 18px;list-style:none}
.site-nav a{color:var(--muted);font-size:.9rem;padding:4px 0}
.site-nav a.active,.site-nav a:hover{color:var(--rose-dark);font-weight:600;border-bottom:2px solid var(--coral);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:22px;height:2px;background:#333;transition:.2s}
.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:var(--cream);border-bottom:1px solid var(--line);padding:10px 0}
.applist-title{font-size:.78rem;color:var(--rose-dark);text-align:center;margin-bottom:6px}
#ads{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}

.page-frame{max-width:1180px;margin:0 auto;padding:24px 20px 52px}

.section-nav{display:flex;flex-wrap:wrap;gap:8px 11px;padding:0 0 22px;margin-bottom:26px;border-bottom:2px dashed var(--line)}
.section-nav a{font-size:.83rem;padding:6px 14px;border-radius:3px 11px 3px 11px;border:1.5px solid var(--line);color:var(--ink);background:var(--white);transition:all .15s}
.section-nav a:hover,.section-nav a.is-active{background:var(--rose-dark);color:#fff;border-color:var(--rose-dark);text-decoration:none;font-weight:600}

.checker-board{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:2px;
  background:var(--rose);
  border:2px solid var(--rose-dark);
  border-radius:20px 6px 20px 6px;
  overflow:hidden;
  box-shadow:6px 6px 0 rgba(157,23,77,.14)
}
.checker-cell{
  padding:25px 23px;
  min-height:205px;
  background:var(--white);
  position:relative
}
.checker-cell:nth-child(6n+2),.checker-cell:nth-child(6n+4){background-image:var(--pat-a)}
.checker-cell:nth-child(6n+3),.checker-cell:nth-child(6n+5){background-image:var(--pat-b)}
.checker-cell--lead{
  grid-column:1/-1;
  background:linear-gradient(128deg,var(--rose-dark) 0%,var(--coral) 52%,#fb7185 100%);
  background-image:none;
  color:#fff;
  padding:32px 28px;
  min-height:auto
}
.checker-cell--lead::before{
  content:"";
  position:absolute;inset:0;
  background:var(--pat-a);
  opacity:.12;
  pointer-events:none
}
.checker-cell--lead>*{position:relative;z-index:1}
.checker-cell--lead h1{font-size:clamp(1.35rem,3.5vw,1.9rem);line-height:1.35;margin-bottom:14px;color:#fff}
.checker-cell--lead .badge-line{
  display:inline-block;font-size:.76rem;font-weight:700;
  color:var(--rose-dark);background:#fff;
  padding:5px 15px;border-radius:3px 10px 3px 10px;margin-bottom:14px
}
.checker-cell--lead p{color:#ffe4e6;font-size:1rem;margin-bottom:10px;text-align:justify}
.checker-cell--lead p:last-of-type{margin-bottom:0}
.kw-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.kw-chips span{font-size:.77rem;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.2);color:#fff;border:1px solid rgba(255,255,255,.35)}

.checker-cell h2{font-size:1.11rem;color:var(--rose-dark);margin-bottom:10px;line-height:1.37;padding-bottom:6px;border-bottom:2px dotted var(--line)}
.checker-cell p{margin-bottom:10px;text-align:justify;color:#374151;font-size:.96rem}
.checker-cell p:last-child{margin-bottom:0}
.checker-cell figure{margin:14px 0 0;border-radius:6px 14px 6px 14px;overflow:hidden;border:2px solid var(--line);background:#fff;box-shadow:4px 4px 0 var(--rose-light)}
.checker-cell figcaption{font-size:.79rem;color:var(--muted);padding:9px 13px;background:var(--cream)}

.hint-box{background:#fff;border-left:5px solid var(--coral);padding:12px 16px;margin:12px 0;border-radius:0 10px 10px 0;font-size:.92rem;color:#4b5563;box-shadow:0 2px 10px rgba(190,24,93,.08)}

.faq-panel{margin-top:36px;padding-top:28px;border-top:2px solid var(--rose)}
.faq-panel>h2{font-size:1.15rem;margin-bottom:16px;color:var(--rose-dark)}
.faq-row{border:1px solid var(--line);margin-bottom:10px;background:#fff;border-radius:10px 4px 10px 4px;overflow:hidden}
.faq-row summary{padding:14px 18px;cursor:pointer;font-weight:500;list-style:none;color:#374151}
.faq-row summary::-webkit-details-marker{display:none}
.faq-row[open] summary{background:var(--cream);border-bottom:1px solid var(--line);color:var(--rose-dark)}
.faq-row p{padding:14px 18px;color:#4b5563;font-size:.94rem}

.read-more{max-width:1180px;margin:0 auto;padding:0 20px 36px}
.read-more h2{font-size:1.04rem;margin-bottom:12px;color:var(--rose-dark)}
.read-more ul{list-style:none;display:flex;flex-wrap:wrap;gap:10px 18px}
.read-more a{font-size:.91rem}

.site-footer{background:var(--cream);border-top:2px solid var(--rose);padding:28px 20px;text-align:center;font-size:.88rem;color:var(--muted)}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 16px;margin-bottom:10px}
.footer-links a{color:#4b5563}
.footer-sub{font-size:.82rem;color:var(--rose-dark);margin-top:6px}

.prose-page{max-width:780px;margin:0 auto;padding:32px 20px 48px}
.prose-page h1{font-size:1.4rem;margin-bottom:16px;color:var(--rose-dark)}
.prose-page p{margin-bottom:12px;color:#4b5563}

.error-page{max-width:560px;margin:80px auto;padding:20px;text-align:center}
.error-page h1{font-size:3rem;color:var(--rose-dark);margin-bottom:12px}

@media(max-width:820px){
.checker-board{grid-template-columns:1fr;border-radius:14px 4px 14px 4px}
.checker-cell--lead{grid-column:1}
.nav-toggle{display:flex}
.site-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px;display:none;box-shadow:0 6px 18px rgba(0,0,0,.07)}
.site-nav.is-open{display:block}
.site-nav ul{flex-direction:column;gap:10px}
.checker-cell--lead h1{font-size:1.28rem}
}