:root {
  --theme: #ad3d15; --theme-dark: #7f2d10; --theme-deep: #4f1a08; --theme-light: #fff4ef;
  --theme-soft: #fbe3d8; --theme-accent: #e87545; --theme-hover: #922f0f;
  --theme-border: rgba(173, 61, 21, .22); --header-bg: #72270e; --header-bg-2: #4c1a0b;
  --text-main: #3c241b; --text-muted: #765a4f; --on-theme: #ffffff; --on-header: #ffffff;
  --on-dark: #fff7f3; --white: #ffffff; --shadow-soft: 0 18px 45px rgba(121, 42, 14, .14);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; overflow-x: hidden; overflow-y: auto; }
html { scroll-behavior: smooth; }
body { background: var(--theme-light); color: var(--text-main); font-family: Arial, "Segoe UI", sans-serif; font-size: 16px; line-height: 1.75; }
body.menu-open { overflow: hidden; }
img { max-width: 100%; }
a { color: var(--theme-dark); } a:hover { color: var(--theme-hover); }
button, a { -webkit-tap-highlight-color: transparent; } button { font: inherit; }
.container,.section-inner,.header-inner,.footer-inner { width: min(1280px, calc(100% - 80px)); margin-left: auto; margin-right: auto; }

.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: linear-gradient(180deg,var(--header-bg) 0%,var(--header-bg-2) 100%); color: var(--on-header); box-shadow: var(--shadow-soft); border-bottom: 1px solid var(--theme-border); overflow: visible; }
.header-inner { min-height: 82px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; overflow: visible; }
.site-logo { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; overflow: visible; }
.site-logo img { display: block; width: auto; height: auto; max-width: 190px; max-height: 72px; object-fit: contain; }
.main-nav { display: flex; justify-content: center; align-items: center; gap: 18px; }
.main-nav a { color: var(--on-header); text-decoration: none; white-space: nowrap; font-weight: 700; font-size: 14px; padding: 28px 0 24px; border-bottom: 2px solid transparent; }
.main-nav a.active,.main-nav a:hover { color: var(--on-header); border-bottom-color: var(--theme-accent); }
.header-actions { display: flex; align-items: center; justify-content: flex-end; }
.main-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 20px; background: linear-gradient(180deg,var(--theme-accent) 0%,var(--theme) 48%,var(--theme-dark) 100%); color: var(--on-theme); border: 1px solid rgba(255,255,255,.28); border-radius: 999px; box-shadow: 0 14px 28px rgba(0,0,0,.16); text-decoration: none; white-space: nowrap; font-weight: 800; }
.main-btn:hover { color: var(--on-theme); filter: brightness(.96); transform: translateY(-1px); }

.mobile-menu-toggle { display: none; align-items: center; justify-content: center; flex-direction: column; gap: 5px; border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.08); border-radius: 12px; color: var(--on-header); }
.mobile-menu-toggle span { width: 20px; height: 2px; background: currentColor; border-radius: 999px; }
.mobile-drawer { position: fixed; top: 0; left: 0; width: 82%; max-width: 320px; height: 100vh; transform: translateX(-100%); transition: transform .28s ease; z-index: 10001; background: var(--header-bg); color: var(--on-header); box-shadow: 20px 0 45px rgba(79,26,8,.28); overflow-y: auto; }
.mobile-drawer.is-open { transform: translateX(0); }
.drawer-overlay { position: fixed; inset: 0; opacity: 0; visibility: hidden; transition: opacity .2s ease,visibility .2s ease; background: rgba(79,26,8,.48); z-index: 10000; }
.drawer-overlay.is-open { opacity: 1; visibility: visible; }
.drawer-head { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 14px 18px; border-bottom: 1px solid rgba(255,255,255,.16); }
.drawer-head img { max-width: 150px; max-height: 54px; width: auto; height: auto; object-fit: contain; }
.drawer-close { width: 42px; height: 42px; border-radius: 12px; border: 1px solid rgba(255,255,255,.24); background: rgba(255,255,255,.08); color: var(--on-header); font-size: 28px; line-height: 1; }
.drawer-nav { padding: 12px 18px 28px; display: grid; gap: 4px; }
.drawer-nav a { color: var(--on-header); text-decoration: none; padding: 11px 10px; border-radius: 12px; border-bottom: 1px solid rgba(255,255,255,.08); }
.drawer-nav a:hover { background: rgba(255,255,255,.08); color: var(--on-header); }

.section { padding: 64px 0; } .section-compact { padding: 34px 0; }
.section-soft { background: linear-gradient(180deg,var(--theme-soft) 0%,var(--theme-light) 100%); }
.section-white { background: var(--white); }
.section-head { max-width: 860px; margin-bottom: 30px; }
.section-head .eyebrow,.page-badge,.tag { display: inline-flex; align-items: center; width: auto; max-width: max-content; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--theme-border); background: var(--theme-soft); color: var(--theme-dark); font-weight: 800; font-size: 14px; }
.section-head h2,.page-hero h1,.headline-section h1 { color: var(--theme-dark); margin: 12px 0 16px; line-height: 1.16; }
.section-head h2 { font-size: clamp(28px,3vw,42px); } .section-head p { color: var(--text-muted); margin: 0; }



.hero-section { padding: 58px 0 46px; background: radial-gradient(circle at 15% 20%,var(--theme-soft) 0%,transparent 34%),linear-gradient(180deg,var(--theme-light) 0%,var(--white) 100%); }
.hero-inner { width: min(1280px,calc(100% - 80px)); margin: 0 auto; display: grid; grid-template-columns: minmax(0,1.05fr) minmax(360px,.95fr); align-items: center; gap: 56px; }
.hero-content h1 { color: var(--theme-dark); font-size: clamp(42px,4.2vw,64px); line-height: 1.08; letter-spacing: -.03em; margin: 14px 0 22px; max-width: 820px; }
.hero-content p { max-width: 760px; font-size: 18px; line-height: 1.8; color: var(--text-muted); margin: 0 0 22px; }
.hero-badge,.hero-tags span { display: inline-flex; align-items: center; width: auto; max-width: max-content; padding: 8px 14px; border-radius: 999px; background: var(--theme-soft); color: var(--theme-dark); border: 1px solid var(--theme-border); font-weight: 800; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-visual { display: flex; align-items: center; justify-content: center; overflow: visible; }
.hero-media-box { width: min(100%,540px); min-height: 320px; max-height: 420px; padding: 34px; display: flex; align-items: center; justify-content: center; overflow: visible; background: linear-gradient(180deg,var(--white) 0%,var(--theme-soft) 100%); border: 1px solid var(--theme-border); border-radius: 28px; box-shadow: var(--shadow-soft); }
.hero-media-box img { max-width: 68%; max-height: 340px; width: auto; height: auto; object-fit: contain; opacity: 1; display: block; }
.info-section { padding: 34px 0 26px; background: var(--white); }
.info-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; }
.info-card span { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 12px; background: var(--theme-soft); color: var(--theme); font-weight: 900; margin-bottom: 12px; }
.info-card h2 { color: var(--theme-dark); font-size: 21px; line-height: 1.3; margin: 0 0 10px; }
.info-card p { color: var(--text-muted); margin: 0; }
.category-section { padding: 22px 0 46px; background: var(--white); }

.intro-card,.card,.zone-card,.info-card,.feature-card,.category-card,.faq-item,.notice,.visual-card,.page-hero-card,.feedback-card,.step-card,.term-card { background: var(--white); color: var(--text-main); border: 1px solid var(--theme-border); box-shadow: var(--shadow-soft); border-radius: 24px; min-height: auto; height: auto; }
.intro-card { padding: 30px; border-left: 5px solid var(--theme); } .intro-card p { margin: 0 0 20px; color: var(--text-muted); }
.category-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.category-pill { border-radius: 999px; padding: 9px 15px; display: inline-flex; width: auto; max-width: max-content; border: 1px solid var(--theme-border); background: var(--theme-soft); color: var(--theme-dark); text-decoration: none; font-weight: 800; }
.category-pill:hover { background: var(--theme); color: var(--on-theme); border-color: var(--theme); }

.headline-section { padding: 38px 0 62px; background: var(--white); }
.headline-section h1 { max-width: 850px; font-size: clamp(38px,4vw,62px); letter-spacing: -.03em; }
.headline-section p { max-width: 920px; font-size: 18px; color: var(--text-muted); }

.grid-8,.grid-4,.grid-3,.grid-2 { display: grid; width: 100%; gap: 22px; }
.grid-8,.grid-4 { grid-template-columns: repeat(4,minmax(0,1fr)); } .grid-3 { grid-template-columns: repeat(3,minmax(0,1fr)); } .grid-2 { grid-template-columns: repeat(2,minmax(0,1fr)); }
.category-card,.feature-card,.info-card,.zone-card,.step-card,.term-card,.feedback-card,.faq-item { padding: 26px; }
.category-card::before,.feature-card::before,.info-card::before,.zone-card::before { content: ""; display: block; width: 52px; height: 4px; border-radius: 999px; background: linear-gradient(90deg,var(--theme),var(--theme-accent)); margin-bottom: 16px; }
.card-number { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 12px; background: var(--theme-soft); color: var(--theme); font-weight: 900; margin-bottom: 12px; }
.category-card h3,.feature-card h3,.info-card h3,.zone-card h3,.term-card h3,.step-card h3 { color: var(--theme-dark); margin: 0 0 10px; line-height: 1.35; }
.category-card p,.feature-card p,.info-card p,.zone-card p,.term-card p,.step-card p { color: var(--text-muted); margin: 0 0 14px; }
.text-link { font-weight: 800; text-decoration: none; }

.split { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(360px,.95fr); gap: 48px; align-items: center; }
.split.reverse .split-copy { order: 2; } .split.reverse .split-media { order: 1; }
.split-copy h2 { color: var(--theme-dark); font-size: clamp(30px,3.2vw,44px); line-height: 1.18; margin: 0 0 16px; }
.split-copy p { color: var(--text-muted); }
.media-box,.hero-visual,.app-visual,.card-media { display: flex; align-items: center; justify-content: center; overflow: visible; }
.media-box,.app-visual,.page-hero-card { min-height: 320px; padding: 28px; background: linear-gradient(180deg,var(--white) 0%,var(--theme-soft) 100%); }
.media-box img img,.hero-visual img,.app-visual img,.card-media img,.page-hero-card img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }

.page-hero { padding: 54px 0 42px; background: radial-gradient(circle at 12% 18%,var(--theme-soft) 0%,transparent 34%),linear-gradient(180deg,var(--theme-light) 0%,var(--white) 100%); }
.page-hero-inner { display: grid; grid-template-columns: minmax(0,1.08fr) minmax(340px,.92fr); gap: 48px; align-items: center; }
.page-hero h1 { font-size: clamp(38px,4.2vw,62px); letter-spacing: -.03em; max-width: 820px; }
.page-hero .lead { font-size: 17px; color: var(--text-muted); max-width: 820px; }
.page-hero-card { width: 100%; max-width: 520px; justify-self: end; }
.page-hero-card.text-visual { display: block; min-height: auto; }
.page-hero-card.text-visual h2 { color: var(--theme-dark); margin-top: 0; }
.page-hero-card.text-visual ul { padding-left: 20px; color: var(--text-muted); }

.prose { max-width: 980px; } .prose h2 { color: var(--theme-dark); font-size: clamp(28px,3vw,40px); margin: 0 0 14px; line-height: 1.2; }
.prose h3 { color: var(--theme-dark); } .prose p { color: var(--text-muted); } .prose strong { color: var(--text-main); }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; }
.step-card { position: relative; } .step-card::before { counter-increment: step; content: counter(step); display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 12px; background: var(--theme); color: var(--on-theme); font-weight: 900; margin-bottom: 14px; }
.feedback-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.feedback-card p { margin: 0; color: var(--text-muted); } .feedback-card strong { display: block; color: var(--theme-dark); margin-bottom: 8px; }
.faq-list { display: grid; gap: 16px; } .faq-item h3 { color: var(--theme-dark); margin: 0 0 10px; } .faq-item p { color: var(--text-muted); margin: 0; }
.notice { padding: 28px; background: linear-gradient(135deg,var(--theme-soft) 0%,var(--white) 100%); border-left: 5px solid var(--theme); }
.notice h2,.notice h3 { color: var(--theme-dark); margin-top: 0; } .notice p { margin-bottom: 0; color: var(--text-main); }
.related-links { display: flex; flex-wrap: wrap; gap: 10px; } .related-links a { display: inline-flex; padding: 9px 14px; border-radius: 999px; background: var(--white); border: 1px solid var(--theme-border); color: var(--theme-dark); text-decoration: none; font-weight: 800; }
.related-links a:hover { background: var(--theme); color: var(--on-theme); }

.footer { background: var(--theme-deep); color: var(--on-dark); padding: 54px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 34px; } .footer h2 { color: var(--on-dark); font-size: 18px; margin: 0 0 14px; }
.footer a { color: var(--on-dark); text-decoration: none; display: block; margin: 8px 0; opacity: .92; } .footer a:hover { opacity: 1; text-decoration: underline; }
.footer-brand img { max-width: 180px; max-height: 64px; width: auto; height: auto; object-fit: contain; } .footer-brand p { max-width: 480px; opacity: .82; }
.footer-age { display: inline-flex; padding: 8px 12px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; font-weight: 900; }
.footer-legal { border-top: 1px solid rgba(255,255,255,.16); margin-top: 34px; padding-top: 20px; } .footer-legal p { margin: 0; opacity: .82; font-size: 14px; }

@media (min-width: 1440px) { .container,.section-inner,.header-inner,.footer-inner,.hero-inner { width: min(1360px,calc(100% - 120px)); } }
@media (max-width: 1180px) { .main-nav { gap: 12px; } .main-nav a { font-size: 13px; } .grid-8 { grid-template-columns: repeat(3,minmax(0,1fr)); } }
@media (max-width: 1023px) {
  .header-inner { width: min(100% - 28px,1280px); min-height: 68px; display: grid; grid-template-columns: 48px minmax(0,1fr) auto; gap: 10px; }
  .mobile-menu-toggle { display: inline-flex; width: 44px; height: 44px; } .main-nav { display: none; } .site-logo { justify-self: center; }
  .site-logo img { max-width: min(150px,42vw); max-height: 56px; } .header-actions { justify-self: end; } .header-actions .main-btn { white-space: nowrap; padding: 10px 16px; }
  .hero-inner,.page-hero-inner,.split { grid-template-columns: 1fr; gap: 28px; } .hero-visual { order: 2; } .hero-media-box { max-width: 100%; width: 100%; min-height: 260px; } .info-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .page-hero-card { justify-self: stretch; max-width: 100%; }
  .split.reverse .split-copy,.split.reverse .split-media { order: initial; } .grid-8,.grid-4,.grid-3 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .steps { grid-template-columns: repeat(2,minmax(0,1fr)); } .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 767px) {
  .container,.section-inner,.header-inner,.footer-inner,.hero-inner { width: min(100% - 32px,1280px); } .section { padding: 46px 0; }     .intro-card,.card,.zone-card,.info-card,.feature-card,.category-card,.faq-item,.notice,.visual-card,.page-hero-card,.feedback-card,.step-card,.term-card { border-radius: 20px; padding: 22px; }
  .hero-content h1,.headline-section h1,.page-hero h1 { font-size: clamp(34px,10vw,46px); } .hero-section { padding: 42px 0 30px; } .hero-media-box { min-height: 230px; padding: 24px; } .info-grid { grid-template-columns: 1fr; } .grid-8,.grid-4,.grid-3,.grid-2,.steps,.feedback-grid,.footer-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 38px 0 28px; } .page-hero-card,.media-box,.app-visual { min-height: 240px; }
}
@media (max-width: 390px) {
  .header-inner { width: min(100% - 20px,1280px); grid-template-columns: 44px minmax(0,1fr) auto; gap: 8px; }
  .site-logo img { max-width: min(120px,36vw); max-height: 48px; } .header-actions .main-btn { padding: 8px 12px; font-size: 13px; } }