/* ================================================================
   人妻World — Design System v2
   ================================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --crimson:#9B1B30;--crimson2:#C0392B;--crimson-dk:#6B0F1E;
  --gold:#C9A84C;--gold-lt:#E8C97A;--gold-dk:#9A7830;
  --bg:#09090B;--surface:#111114;--surface2:#18181C;--surface3:#1E1E24;
  --border:rgba(155,27,48,.32);--border2:rgba(201,168,76,.20);
  --text:#EDEAE4;--muted:#888896;--faint:#44444E;
  --r-sm:6px;--r-md:12px;--r-lg:20px;--r-xl:40px;
  --shadow-red:0 8px 32px rgba(155,27,48,.45);
  --shadow-card:0 4px 24px rgba(0,0,0,.6);
  --ease:.22s cubic-bezier(.4,0,.2,1);
  --max:1000px;
  --font:'Hiragino Kaku Gothic ProN','Hiragino Sans','Noto Sans JP','Meiryo',sans-serif;
}
html{scroll-behavior:smooth;font-size:16px}
body{background:var(--bg);color:var(--text);font-family:var(--font);
  line-height:1.85;-webkit-font-smoothing:antialiased}
::selection{background:var(--crimson);color:#fff}
a{color:var(--gold);text-decoration:none;transition:opacity var(--ease)}
a:hover{opacity:.78}
img{max-width:100%;height:auto;display:block}

/* ===== LAYOUT ===== */
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0;border-bottom:1px solid var(--border)}
.section--alt{background:var(--surface)}
.section--dark{background:var(--surface2)}
.sec-eyebrow{display:inline-block;font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gold);border:1px solid var(--border2);
  padding:4px 14px;border-radius:var(--r-xl);margin-bottom:14px}
.sec-title{font-size:clamp(1.2rem,3vw,1.55rem);color:#fff;
  line-height:1.45;margin-bottom:8px}
.sec-title span{color:var(--gold)}
.sec-lead{color:var(--muted);font-size:14px;margin-bottom:28px;max-width:640px}
.sec-divider{width:48px;height:2px;
  background:linear-gradient(90deg,var(--crimson),var(--gold));
  border:none;margin:16px 0 28px}

/* ===== HEADER ===== */
.site-header{
  background:rgba(9,9,11,.92);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:300;
}
.header-inner{
  max-width:var(--max);margin:0 auto;padding:0 20px;
  height:64px;display:flex;align-items:center;justify-content:space-between;
}
.logo{height:44px;width:auto}
.header-right{display:flex;align-items:center;gap:12px}
.header-tel{
  font-size:18px;font-weight:700;color:var(--gold-lt)!important;
  letter-spacing:.04em;
}
.header-tel small{display:block;font-size:10px;font-weight:400;
  color:var(--muted);letter-spacing:.06em}
.btn-call{
  background:linear-gradient(135deg,var(--crimson2),var(--crimson-dk));
  color:#fff!important;padding:10px 22px;border-radius:var(--r-xl);
  font-weight:700;font-size:13px;letter-spacing:.04em;
  box-shadow:var(--shadow-red);transition:transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;border:1px solid rgba(255,255,255,.08);
}
.btn-call:hover{transform:translateY(-2px);box-shadow:0 12px 36px rgba(155,27,48,.55);opacity:1}

/* ===== NAV ===== */
.sub-nav{background:var(--surface);border-bottom:1px solid var(--border)}
.sub-nav ul{max-width:var(--max);margin:0 auto;padding:0 16px;
  list-style:none;display:flex;flex-wrap:wrap;gap:0}
.sub-nav a{display:block;color:var(--muted)!important;font-size:12.5px;
  padding:10px 13px;transition:color var(--ease),background var(--ease)}
.sub-nav a:hover,.sub-nav a[aria-current]{color:var(--gold-lt)!important;opacity:1}
.sub-nav li+li a{border-left:1px solid var(--border)}

/* ===== AGE GATE ===== */
.age-gate{background:var(--surface2);border-bottom:1px solid var(--border);
  padding:8px 0;text-align:center;font-size:12px;color:var(--faint)}
.age-gate strong{color:var(--crimson2)}

/* ===== HERO ===== */
.hero{
  position:relative;overflow:hidden;
  min-height:520px;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:80px 20px;
}
.hero-bg{
  position:absolute;inset:0;
  background:url('../img/hero-bg.jpg') center/cover no-repeat;
  z-index:0;
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to bottom,
    rgba(9,9,11,.62) 0%,
    rgba(9,9,11,.78) 60%,
    rgba(9,9,11,1)   100%);
}
.hero-pattern{
  position:absolute;inset:0;z-index:1;
  background:url('../img/pattern-bg.png') repeat;
  opacity:.10;mix-blend-mode:overlay;
}
.hero-inner{position:relative;z-index:2;max-width:720px}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(201,168,76,.12);border:1px solid var(--border2);
  color:var(--gold);font-size:11.5px;letter-spacing:.14em;
  padding:5px 16px;border-radius:var(--r-xl);margin-bottom:20px;
}
.hero h1{
  font-size:clamp(1.6rem,5vw,2.6rem);color:#fff;
  line-height:1.35;margin-bottom:18px;
  text-shadow:0 2px 24px rgba(0,0,0,.8);
  font-weight:700;letter-spacing:.02em;
}
.hero h1 em{font-style:normal;color:var(--gold-lt)}
.hero-sub{color:rgba(237,234,228,.72);font-size:14.5px;
  line-height:1.9;margin-bottom:32px;max-width:580px;margin-inline:auto}
.hero-cta-group{display:flex;flex-direction:column;align-items:center;gap:12px}
.btn-hero{
  display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,var(--crimson2) 0%,var(--crimson-dk) 100%);
  color:#fff!important;padding:18px 48px;border-radius:var(--r-xl);
  font-size:1.15rem;font-weight:700;letter-spacing:.04em;
  box-shadow:var(--shadow-red);
  transition:transform var(--ease),box-shadow var(--ease);
  border:1px solid rgba(255,255,255,.10);
}
.btn-hero:hover{transform:translateY(-3px);
  box-shadow:0 14px 44px rgba(155,27,48,.6);opacity:1}
.btn-hero svg{flex-shrink:0}
.hero-meta{font-size:12px;color:var(--faint);letter-spacing:.06em}
.hero-stats{
  display:flex;justify-content:center;gap:32px;
  margin-top:40px;padding-top:32px;
  border-top:1px solid rgba(255,255,255,.08);
}
.hero-stat strong{display:block;font-size:clamp(1.6rem,4vw,2.2rem);
  color:var(--gold-lt);font-family:Georgia,serif;line-height:1}
.hero-stat span{font-size:11px;color:var(--muted);letter-spacing:.08em;margin-top:4px;display:block}

/* ===== USP CARDS ===== */
.usp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.usp-card{
  background:var(--surface3);border:1px solid var(--border);
  border-radius:var(--r-md);padding:28px 22px;
  position:relative;overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.usp-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--crimson),var(--gold));
  opacity:0;transition:opacity var(--ease);
}
.usp-card:hover{transform:translateY(-4px);border-color:var(--border2);
  box-shadow:var(--shadow-card)}
.usp-card:hover::before{opacity:1}
.usp-icon{
  width:48px;height:48px;border-radius:var(--r-sm);
  background:linear-gradient(135deg,rgba(155,27,48,.3),rgba(155,27,48,.1));
  border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;margin-bottom:16px;
}
.usp-card h3{color:var(--gold-lt);font-size:.95rem;margin-bottom:8px}
.usp-card p{font-size:13px;color:var(--muted);line-height:1.75;margin:0}

/* ===== CAST GRID ===== */
.cast-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(175px,1fr));gap:20px;margin-bottom:20px}
.cast-card{
  background:var(--surface2);border:1px solid var(--border);
  border-radius:var(--r-md);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  cursor:default;
}
.cast-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-red);border-color:var(--border2)}
.cast-thumb{position:relative;aspect-ratio:3/4;overflow:hidden}
.cast-thumb img{width:100%;height:100%;object-fit:cover;
  transition:transform .4s var(--ease)}
.cast-card:hover .cast-thumb img{transform:scale(1.05)}
.cast-badge{
  position:absolute;bottom:8px;left:8px;
  background:rgba(9,9,11,.82);backdrop-filter:blur(8px);
  border:1px solid var(--border2);border-radius:var(--r-xl);
  padding:3px 10px;font-size:11px;color:var(--gold-lt);
}
.cast-body{padding:14px 14px 16px}
.cast-body h3{font-size:.95rem;color:#fff;margin-bottom:4px}
.cast-body h3 span{color:var(--gold);font-size:.8rem;margin-left:4px}
.cast-body p{font-size:11.5px;color:var(--muted);line-height:1.65;margin-bottom:12px}
.btn-detail{
  display:inline-flex;align-items:center;gap:6px;
  background:transparent;color:var(--gold)!important;
  border:1px solid var(--border2);padding:6px 14px;
  border-radius:var(--r-xl);font-size:12px;
  transition:background var(--ease),border-color var(--ease);
}
.btn-detail:hover{background:rgba(201,168,76,.12);border-color:var(--gold);opacity:1}
.cast-note{font-size:12.5px;color:var(--faint);text-align:center;margin-top:8px}

/* ===== PRICE TABLE ===== */
.price-wrap{max-width:520px;margin:0 auto}
.price-table{width:100%;border-collapse:collapse;margin-bottom:20px}
.price-table tr{border-bottom:1px solid var(--border);transition:background var(--ease)}
.price-table tr:hover{background:rgba(155,27,48,.08)}
.price-table td{padding:13px 18px;font-size:14px}
.price-table td:first-child{color:var(--muted)}
.price-table td:last-child{text-align:right;font-weight:700;
  color:var(--gold-lt);font-family:Georgia,serif;font-size:1rem}
.price-table .free{color:#4ade80!important}
.price-highlight{
  background:linear-gradient(135deg,rgba(155,27,48,.18),rgba(155,27,48,.06));
  border:1px solid var(--border)!important;
}
.price-highlight td:first-child{color:var(--text)!important;font-weight:600}
.price-notes{margin-top:16px}
.price-notes p{font-size:13px;color:var(--muted);padding:6px 0;
  border-bottom:1px solid var(--border);display:flex;align-items:baseline;gap:8px}

/* ===== REVIEWS ===== */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px;margin-bottom:20px}
.review-card{
  background:var(--surface2);border:1px solid var(--border);
  border-radius:var(--r-md);padding:22px;position:relative;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.review-card:hover{border-color:var(--border2);box-shadow:var(--shadow-card)}
.review-card::before{
  content:'\201C';position:absolute;top:14px;right:18px;
  font-size:3.5rem;color:var(--crimson);opacity:.18;
  font-family:Georgia,serif;line-height:1;
}
.review-stars{color:var(--gold);font-size:.9rem;margin-bottom:10px;letter-spacing:.08em}
.review-text{font-size:13.5px;line-height:1.8;color:var(--text);margin-bottom:12px}
.review-author{font-size:12px;color:var(--faint);text-align:right;
  padding-top:10px;border-top:1px solid var(--border)}

/* ===== STEP LIST ===== */
.step-list{list-style:none;counter-reset:steps;margin:24px 0}
.step-list li{
  counter-increment:steps;
  display:grid;grid-template-columns:48px 1fr;gap:16px;
  align-items:start;margin-bottom:14px;
}
.step-list li::before{
  content:counter(steps);
  width:48px;height:48px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--crimson),var(--crimson-dk));
  color:#fff;font-weight:700;font-size:1.1rem;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(155,27,48,.4);
}
.step-body{background:var(--surface2);border:1px solid var(--border);
  border-radius:var(--r-md);padding:14px 18px}
.step-body strong{display:block;color:var(--gold-lt);margin-bottom:4px;font-size:.95rem}
.step-body p,.step-body small{font-size:13px;color:var(--muted);line-height:1.7;margin:0}

/* ===== FAQ ===== */
.faq-list{max-width:740px}
.faq-item{
  border:1px solid var(--border);border-radius:var(--r-md);
  overflow:hidden;margin-bottom:12px;
  transition:border-color var(--ease);
}
.faq-item:hover{border-color:var(--border2)}
.faq-q{
  padding:16px 20px;background:var(--surface3);
  color:var(--gold-lt);font-size:.95rem;font-weight:600;
  display:flex;align-items:center;gap:10px;
}
.faq-q::before{content:'Q';
  width:26px;height:26px;border-radius:50%;flex-shrink:0;
  background:var(--crimson);color:#fff;
  font-size:.75rem;font-weight:700;
  display:flex;align-items:center;justify-content:center}
.faq-a{
  padding:14px 20px 14px 56px;background:var(--surface2);
  font-size:13.5px;line-height:1.85;color:var(--text);
  border-top:1px solid var(--border);
}

/* ===== AREA LINKS ===== */
.area-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.area-links a{
  display:inline-block;
  background:var(--surface3);color:var(--text)!important;
  padding:8px 18px;border-radius:var(--r-xl);font-size:13px;
  border:1px solid var(--border);
  transition:border-color var(--ease),background var(--ease),color var(--ease);
}
.area-links a:hover{background:var(--crimson);border-color:var(--crimson);
  color:#fff!important;opacity:1}
.area-tag{
  display:inline-block;
  background:transparent;border:1px solid var(--faint);
  color:var(--faint)!important;padding:8px 18px;
  border-radius:var(--r-xl);font-size:13px;cursor:default;
}

/* ===== WARN BOX ===== */
.warn-box{
  background:var(--surface3);
  border:1px solid rgba(192,57,43,.5);
  border-left:4px solid var(--crimson2);
  border-radius:var(--r-md);padding:22px 24px;margin:28px 0;
}
.warn-box h3{color:var(--crimson2);margin-bottom:12px;font-size:.95rem;
  display:flex;align-items:center;gap:8px}
.warn-box ul{list-style:none;padding:0}
.warn-box li{
  padding:8px 0 8px 22px;position:relative;
  font-size:13px;color:var(--muted);
  border-bottom:1px solid var(--border);
}
.warn-box li::before{content:'✕';position:absolute;left:0;
  color:var(--crimson2);font-weight:700}
.warn-box > p{font-size:13px;color:var(--muted);margin:12px 0 0}

/* ===== INFO / NOTICE ===== */
.info-table{width:100%;border-collapse:collapse}
.info-table tr{border-bottom:1px solid var(--border)}
.info-table td{padding:12px 16px;vertical-align:top;font-size:14px}
.info-table td:first-child{color:var(--gold);font-weight:600;
  white-space:nowrap;width:130px;font-size:13px}

.notice-list{list-style:none;padding:0}
.notice-list li{
  padding:9px 9px 9px 24px;position:relative;
  border-bottom:1px solid var(--border);font-size:13px;color:var(--muted);
}
.notice-list li::before{content:'✕';position:absolute;left:0;
  color:var(--crimson2);font-weight:700}

/* ===== PAGE HEADER ===== */
.page-header{
  position:relative;overflow:hidden;
  padding:80px 20px 56px;text-align:center;
  border-bottom:1px solid var(--border);
}
.page-header-bg{
  position:absolute;inset:0;
  background:url('../img/pattern-bg.png') repeat;
  opacity:.07;
}
.page-header-gradient{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(107,15,30,.6) 0%,rgba(9,9,11,.9) 100%);
}
.page-header-inner{position:relative;z-index:2;max-width:680px;margin:0 auto}
.page-header h1{font-size:clamp(1.3rem,4vw,1.9rem);color:#fff;
  line-height:1.4;margin-bottom:10px;text-shadow:0 2px 16px rgba(0,0,0,.7)}
.page-header p{color:var(--muted);max-width:520px;margin:0 auto 20px;font-size:14px}

/* ===== CTA SECTION ===== */
.cta-section{
  position:relative;overflow:hidden;
  padding:80px 20px;text-align:center;
}
.cta-bg{
  position:absolute;inset:0;
  background:url('../img/pattern-bg.png') repeat;
  opacity:.08;
}
.cta-gradient{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(107,15,30,.85),rgba(9,9,11,1));
}
.cta-inner{position:relative;z-index:2}
.cta-inner h2{font-size:clamp(1.2rem,3vw,1.6rem);color:#fff;margin-bottom:12px}
.cta-inner p{color:var(--muted);margin-bottom:28px;font-size:14px}
.btn-cta{
  display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,var(--crimson2),var(--crimson-dk));
  color:#fff!important;padding:20px 52px;border-radius:var(--r-xl);
  font-size:1.15rem;font-weight:700;letter-spacing:.04em;
  box-shadow:var(--shadow-red);
  transition:transform var(--ease),box-shadow var(--ease);
  border:1px solid rgba(255,255,255,.10);
}
.btn-cta:hover{transform:translateY(-3px);
  box-shadow:0 14px 44px rgba(155,27,48,.6);opacity:1}

/* ===== SECTION IMG ===== */
.section-img{margin:28px auto;border-radius:var(--r-md);
  border:1px solid var(--border);box-shadow:var(--shadow-card)}
.section-img-sm{max-width:160px;margin:16px auto}

/* ===== NATION GRID (外人ページ) ===== */
.nation-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.nation-card{
  background:var(--surface3);border:1px solid var(--border);
  border-radius:var(--r-md);padding:18px 14px;text-align:center;
  transition:border-color var(--ease),transform var(--ease);
}
.nation-card:hover{border-color:var(--border2);transform:translateY(-3px)}
.nation-flag{font-size:2.2rem;margin-bottom:8px}
.nation-card h3{color:var(--gold-lt);font-size:.88rem;margin-bottom:4px}
.nation-card p{font-size:12px;color:var(--muted);line-height:1.55;margin:0}

/* ===== BADGE STRIP ===== */
.badge-strip{
  display:flex;flex-wrap:wrap;justify-content:center;gap:12px;
  padding:20px 0;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--surface3);border:1px solid var(--border2);
  color:var(--gold);font-size:12px;padding:6px 16px;
  border-radius:var(--r-xl);letter-spacing:.04em;
}
.badge svg{flex-shrink:0}

/* ===== FOOTER ===== */
.site-footer{
  background:var(--surface);border-top:1px solid var(--border);
  padding:48px 0 32px;
}
.footer-inner{
  max-width:var(--max);margin:0 auto;padding:0 20px;
  display:grid;grid-template-columns:1fr auto;gap:32px;align-items:start;
}
.footer-brand p{font-size:13px;color:var(--muted);margin-top:10px;line-height:1.9}
.footer-brand a{color:var(--gold-lt)!important;font-weight:600;font-size:1rem}
.footer-nav{display:flex;flex-direction:column;gap:8px;text-align:right}
.footer-nav a{color:var(--faint)!important;font-size:12.5px;
  transition:color var(--ease)}
.footer-nav a:hover{color:var(--gold)!important;opacity:1}
.footer-bottom{
  max-width:var(--max);margin:24px auto 0;padding:20px 20px 0;
  border-top:1px solid var(--border);
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:8px;
}
.footer-bottom p{font-size:12px;color:var(--faint)}
.footer-bottom a{color:var(--faint);font-size:12px}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .hero-stats{gap:20px}
  .footer-inner{grid-template-columns:1fr;text-align:center}
  .footer-nav{text-align:center}
  .footer-bottom{justify-content:center}
}
@media(max-width:600px){
  .cast-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr}
  .usp-grid{grid-template-columns:1fr}
  .header-right .header-tel{display:none}
  .btn-cta{font-size:1rem;padding:16px 32px}
  .step-list li{grid-template-columns:40px 1fr}
  .step-list li::before{width:40px;height:40px;font-size:.95rem}
  .hero{min-height:420px;padding:60px 16px}
  .section{padding:52px 0}
  .info-table td:first-child{width:90px;font-size:12px}
}

/* ===== RESPONSIVE GRID FIX ===== */
/* 2カラムグリッドをモバイルで1カラムに */
@media(max-width:700px){
  [style*="grid-template-columns:1fr 1fr"],
  [style*="grid-template-columns:1fr 280px"],
  [style*="grid-template-columns:1fr 340px"],
  [style*="grid-template-columns:280px 1fr"],
  [style*="grid-template-columns:1fr auto"]{
    display:block!important;
  }
  [style*="grid-template-columns:1fr 1fr"] > *,
  [style*="grid-template-columns:1fr 280px"] > *,
  [style*="grid-template-columns:1fr 340px"] > *,
  [style*="grid-template-columns:280px 1fr"] > *{
    margin-bottom:16px;
  }
  /* キャストメインカード縦積み */
  [style*="grid-template-columns:280px 1fr"]{display:flex!important;flex-direction:column!important}
  [style*="grid-template-columns:280px 1fr"] > div:last-child{padding:16px!important}
}

/* ===== CAST CARD IMAGE HEIGHT FIX ===== */
.cast-thumb{aspect-ratio:3/4;overflow:hidden}
.cast-thumb img{width:100%;height:100%;object-fit:cover}

/* ===== STEP LIST – li要素のgridをflexに統一 ===== */
.step-list li{
  display:flex!important;
  flex-direction:row;
  align-items:flex-start;
  gap:16px;
  margin-bottom:14px;
  list-style:none;
}
.step-list li::before{
  content:counter(steps);
  min-width:48px;width:48px;height:48px;
  border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--crimson),var(--crimson-dk));
  color:#fff;font-weight:700;font-size:1.1rem;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(155,27,48,.4);
}
@media(max-width:480px){
  .step-list li::before{min-width:36px;width:36px;height:36px;font-size:.9rem}
  .step-list li{gap:12px}
}

/* ===== HERO STATS モバイル ===== */
@media(max-width:480px){
  .hero-stats{gap:12px;flex-wrap:wrap;justify-content:center}
  .hero-stat{min-width:70px;text-align:center}
}

/* ===== SECTION--ALT / DARK 背景継承 ===== */
.section--alt{background:var(--surface)}
.section--dark{background:var(--surface2)}

/* ===== INFO TABLE モバイル ===== */
@media(max-width:560px){
  .info-table{display:block;overflow-x:auto}
  .info-table td:first-child{min-width:80px}
}

/* ===== PRICE TABLE モバイル ===== */
@media(max-width:560px){
  .price-table{display:block;overflow-x:auto}
  .price-table td{white-space:nowrap}
}

/* ===== NATION GRID モバイル ===== */
@media(max-width:480px){
  .nation-grid{grid-template-columns:repeat(2,1fr)}
}

/* ===== FOOTER モバイル ===== */
@media(max-width:640px){
  .footer-inner{grid-template-columns:1fr;text-align:center}
  .footer-nav{text-align:center;align-items:center}
  .footer-bottom{flex-direction:column;text-align:center;gap:6px}
  .footer-brand img{margin-inline:auto}
}

/* ===== AGE GATE vs AGE WARNING 統一 ===== */
.age-warning,.age-gate{
  background:var(--surface2);border-bottom:1px solid var(--border);
  padding:8px 0;text-align:center;font-size:12px;color:var(--faint);
}
.age-warning strong,.age-gate strong{color:var(--crimson2)}