:root {
  --bg: #F5F7FF; --nav: rgba(12,18,40,.94); --title: #131A35; --brand: #5B6CFF;
  --deep: #16213E; --cyan: #00D4FF; --gold: #FFC857; --accent: #D94F70;
  --lavender: #7A5CFF; --text: #1F2740; --muted: #66708A; --soft: #9AA4BA;
  --card: #FFFFFF; --dark-card: #11182F; --border: rgba(91,108,255,.18);
  --shadow: 0 20px 46px rgba(25,43,91,.14); --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif; line-height: 1.75; overflow-x: hidden; }
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }
.site-main { min-height: 60vh; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 84px 0; }
.soft-section { background: linear-gradient(180deg, #EEF5FF 0%, #F8F4FF 100%); }
.section-heading { max-width: 720px; margin-bottom: 34px; }
.section-heading h2, .media-copy h2, .content-section h2, .responsible-banner h2, .cta-panel h2 { margin: 8px 0 14px; font-size: clamp(30px, 4vw, 48px); line-height: 1.18; color: var(--title); letter-spacing: -.03em; }
.section-heading p, .media-copy p, .content-section p { color: var(--muted); }
.section-kicker { display: inline-flex; align-items: center; gap: 8px; color: #9B6A00; font-size: 13px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.section-kicker::before { content: ""; width: 22px; height: 2px; background: linear-gradient(90deg, var(--brand), var(--cyan)); }
.main-btn, .secondary-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 23px; border-radius: 999px; text-decoration: none; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease; }
.main-btn { color: #fff; background: linear-gradient(135deg, #5B6CFF 0%, #7A5CFF 48%, #00D4FF 100%); box-shadow: 0 14px 32px rgba(91,108,255,.22); }
.secondary-btn { color: var(--brand); background: #fff; border: 1px solid var(--border); }
.main-btn:hover, .secondary-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(91,108,255,.22); }
.text-link { color: var(--brand); font-weight: 800; text-decoration: none; }
.text-link:hover { text-decoration: underline; }

.site-header { position: sticky; top: 0; width: 100%; z-index: 9999; background: var(--nav); backdrop-filter: blur(12px); box-shadow: 0 8px 26px rgba(25,43,91,.16); }
.header-inner { max-width: 1280px; margin: 0 auto; min-height: 72px; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-logo, .footer-logo, .drawer-logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-size: 23px; font-weight: 900; }
.site-logo img { max-height: 44px; width: auto; }
.footer-logo img, .drawer-logo img { width: 40px; max-height: 40px; object-fit: contain; }
.nav-core { display: flex; align-items: center; justify-content: center; gap: 8px; flex: 1; }
.nav-core a { color: #EEF2FF; text-decoration: none; border-radius: 999px; padding: 8px 12px; white-space: nowrap; font-size: 15px; }
.nav-core a:hover, .nav-core a.active { color: #fff; background: rgba(0,212,255,.16); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.header-cta { min-height: 42px; padding: 9px 18px; }
.menu-button { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; background: rgba(255,255,255,.08); display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; cursor: pointer; }
.menu-button span { width: 18px; height: 2px; background: #fff; border-radius: 3px; }
.mobile-menu-button { display: none; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(3,7,20,.56); backdrop-filter: blur(3px); }
.site-drawer { position: fixed; right: 0; top: 0; z-index: 10001; width: min(390px, 92vw); height: 100dvh; padding: 24px; overflow-y: auto; background: #0F1730; color: #fff; transform: translateX(105%); transition: transform .28s ease; box-shadow: -20px 0 55px rgba(3,7,20,.35); }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; }
.drawer-close { width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08); color: #fff; font-size: 27px; cursor: pointer; }
.drawer-intro { color: #B9C5E4; margin: 24px 0 16px; }
.drawer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.drawer-nav a, .drawer-links a { color: #F4F6FF; text-decoration: none; padding: 11px 12px; border-radius: 12px; background: rgba(255,255,255,.055); }
.drawer-nav a:hover, .drawer-links a:hover { background: rgba(91,108,255,.24); }
.drawer-links { display: grid; gap: 8px; margin-top: 8px; }
.drawer-cta { width: 100%; margin-top: 22px; }

.home-hero { position: relative; overflow: hidden; padding: 82px 0 72px; background: radial-gradient(circle at 84% 22%, rgba(0,212,255,.22), transparent 26%), radial-gradient(circle at 12% 10%, rgba(217,79,112,.16), transparent 24%), linear-gradient(135deg, #F7F2FF 0%, #EAF7FF 52%, #FFF7FB 100%); }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 54px; align-items: center; }
.hero-copy h1 { font-size: clamp(72px, 11vw, 138px); line-height: .8; margin: 28px 0 26px; color: var(--title); letter-spacing: -.08em; }
.hero-copy h2 { margin: 0 0 18px; color: var(--deep); font-size: clamp(28px, 4.2vw, 52px); line-height: 1.15; letter-spacing: -.035em; }
.hero-copy p { color: #4E5874; font-size: 16px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-selling { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-selling span, .mini-trust span { border-radius: 999px; padding: 7px 12px; background: rgba(255,255,255,.72); border: 1px solid var(--border); color: #4D5877; font-size: 13px; font-weight: 700; }
.hero-visual { position: relative; min-height: 560px; display: flex; align-items: center; justify-content: center; }
.hero-visual > img { position: relative; z-index: 2; max-height: 590px; object-fit: contain; filter: drop-shadow(0 32px 42px rgba(32,45,92,.22)); }
.hero-glow { position: absolute; width: 390px; height: 390px; border-radius: 50%; background: linear-gradient(135deg, rgba(91,108,255,.28), rgba(0,212,255,.24)); filter: blur(2px); }
.floating-card { position: absolute; z-index: 3; width: 185px; padding: 14px 16px; background: rgba(255,255,255,.9); border: 1px solid rgba(255,255,255,.8); border-radius: 18px; box-shadow: var(--shadow); backdrop-filter: blur(10px); }
.floating-card strong, .floating-card span { display: block; }
.floating-card strong { color: var(--title); }
.floating-card span { margin-top: 3px; color: var(--muted); font-size: 12px; }
.floating-one { left: 0; top: 18%; }
.floating-two { right: 0; bottom: 18%; }
.highlights-strip { padding: 28px 0; background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.highlight-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.highlight-grid article { position: relative; padding-left: 48px; }
.highlight-grid article > span { position: absolute; left: 0; top: 1px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; color: var(--brand); background: #EEF0FF; font-size: 12px; font-weight: 900; }
.highlight-grid h2 { margin: 0 0 5px; color: var(--title); font-size: 17px; }
.highlight-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.capsule-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 14px; }
.capsule-grid a { min-height: 118px; padding: 18px; border-radius: 20px; border: 1px solid var(--border); background: #fff; box-shadow: 0 12px 28px rgba(25,43,91,.08); text-decoration: none; transition: transform .2s ease, border-color .2s ease; }
.capsule-grid a:hover { transform: translateY(-4px); border-color: rgba(91,108,255,.42); }
.capsule-grid strong, .capsule-grid span { display: block; }
.capsule-grid strong { color: var(--title); }
.capsule-grid span { margin-top: 6px; color: var(--muted); font-size: 13px; }
.media-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.reverse-media .media-frame { order: 2; }
.media-frame { padding: 18px; border-radius: 32px; background: linear-gradient(135deg, #E9ECFF, #EAFBFF); box-shadow: var(--shadow); }
.media-frame img { width: 100%; max-height: 520px; object-fit: contain; border-radius: 22px; }
.feature-showcase { display: grid; grid-template-columns: 2fr 1fr; gap: 22px; }
.large-feature, .small-feature, .zone-card, .service-card, .info-card, .review-card, .content-section { background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); overflow: hidden; }
.large-feature { grid-row: span 2; }
.large-feature img { width: 100%; height: 360px; object-fit: contain; background: #EEF4FF; }
.large-feature div, .small-feature { padding: 24px; }
.large-feature h3, .small-feature h3, .service-card h3 { margin: 0 0 8px; color: var(--title); font-size: 24px; }
.large-feature p, .small-feature p, .service-card p { color: var(--muted); }
.small-feature img { width: 100%; height: 185px; object-fit: contain; border-radius: 16px; background: #F2F5FF; margin-bottom: 18px; }
.two-column { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.zone-card img { width: 100%; height: 300px; object-fit: contain; background: #EFF4FF; }
.zone-card > div { padding: 28px; }
.zone-card h2 { margin: 8px 0 12px; color: var(--title); font-size: 30px; line-height: 1.2; }
.zone-card p, .zone-card li { color: var(--muted); }
.zone-card ul { padding-left: 20px; }
.dark-zone { background: var(--dark-card); border-color: rgba(255,255,255,.08); }
.dark-zone img { background: #18213F; }
.dark-zone h2, .dark-zone p, .dark-zone li { color: #F0F4FF; }
.three-column { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.service-card { padding: 16px 16px 24px; }
.service-card img { width: 100%; height: 220px; object-fit: contain; background: #F0F5FF; border-radius: 18px; margin-bottom: 20px; }
.service-card h3, .service-card p, .service-card a { margin-left: 8px; margin-right: 8px; }
.media-banner-pair { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; margin-top: 24px; }
.media-banner-pair figure { position: relative; min-height: 260px; margin: 0; overflow: hidden; border-radius: 24px; background: #EAF2FF; border: 1px solid var(--border); box-shadow: var(--shadow); }
.media-banner-pair img { width: 100%; height: 260px; object-fit: contain; }
.media-banner-pair figcaption { position: absolute; left: 18px; right: 18px; bottom: 16px; padding: 14px 16px; border-radius: 16px; background: rgba(11,16,36,.84); color: #fff; backdrop-filter: blur(10px); }
.media-banner-pair strong, .media-banner-pair span { display: block; }
.media-banner-pair span { margin-top: 3px; color: #D7DFF3; font-size: 13px; }
.safety-section { background: linear-gradient(135deg, #11182F 0%, #182448 100%); }
.safety-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.safety-grid article { display: grid; grid-template-columns: .8fr 1.2fr; gap: 20px; align-items: center; padding: 22px; border-radius: 26px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.1); }
.safety-grid img { width: 100%; height: 240px; object-fit: contain; }
.safety-grid h2 { margin: 8px 0 12px; color: #fff; font-size: 29px; line-height: 1.2; }
.safety-grid p { color: #C9D3EC; }
.reviews-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.review-card { margin: 0; padding: 24px; color: #3B4560; }
.review-card cite { display: block; margin-top: 16px; color: var(--brand); font-style: normal; font-size: 13px; font-weight: 800; }
.faq-list, .faq-page-list { display: grid; gap: 12px; }
details { background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: 0 12px 24px rgba(25,43,91,.07); overflow: hidden; }
summary { padding: 19px 22px; color: var(--title); font-weight: 800; cursor: pointer; }
details p { margin: 0; padding: 0 22px 20px; color: var(--muted); }
.center-link { text-align: center; margin-top: 28px; }
.responsible-banner { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 38px; border-radius: 28px; background: linear-gradient(135deg, #FFF4D6 0%, #EEF7FF 100%); border: 1px solid rgba(255,200,87,.38); }
.responsible-banner > div { max-width: 820px; }
.responsible-banner p { color: #5C6375; }

.inner-hero { padding: 76px 0; background: radial-gradient(circle at 80% 20%, rgba(0,212,255,.18), transparent 25%), linear-gradient(135deg, #F7F2FF, #EAF7FF); }
.inner-hero-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 58px; align-items: center; }
.inner-hero-copy h1 { margin: 14px 0 18px; font-size: clamp(42px, 6vw, 68px); line-height: 1.1; color: var(--title); letter-spacing: -.045em; }
.inner-hero-copy > p { color: #59637F; font-size: 17px; }
.inner-hero-media { margin: 0; padding: 20px; min-height: 420px; display: grid; place-items: center; background: rgba(255,255,255,.7); border: 1px solid rgba(255,255,255,.8); border-radius: 32px; box-shadow: var(--shadow); }
.inner-hero-media img { max-height: 410px; object-fit: contain; }
.mini-trust { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px; }
.content-stack { display: grid; gap: 24px; }
.content-section { display: grid; grid-template-columns: 86px 1fr; gap: 20px; padding: 34px; }
.content-section-alt { background: linear-gradient(135deg, #FFFFFF, #F4F1FF); }
.section-number { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 18px; background: #EEF0FF; color: var(--brand); font-weight: 900; }
.content-section h2 { font-size: 34px; }
.check-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; padding: 0; margin: 22px 0 0; list-style: none; }
.check-list li { position: relative; padding: 12px 12px 12px 34px; border-radius: 14px; background: #F1F5FF; color: #4E5975; font-size: 14px; }
.check-list li::before { content: "✓"; position: absolute; left: 12px; color: var(--brand); font-weight: 900; }
.feature-split .info-card { padding: 30px; }
.info-card h2 { color: var(--title); font-size: 30px; line-height: 1.25; }
.info-card blockquote { margin: 22px 0 12px; color: #37415D; font-size: 19px; }
.review-note { color: var(--soft); font-size: 12px; }
.faq-preview p { color: var(--muted); }
.cta-section { padding-top: 10px; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 36px; padding: 42px; border-radius: 30px; color: #fff; background: linear-gradient(135deg, #16213E 0%, #5B6CFF 68%, #00A8C9 100%); box-shadow: var(--shadow); }
.cta-panel h2 { color: #fff; }
.cta-panel p { max-width: 760px; color: #E3E8FF; }
.cta-panel .main-btn { background: #fff; color: var(--brand); box-shadow: none; }
.compact-hero { padding: 58px 0; }
.faq-page-list { max-width: 920px; margin: 0 auto; }
.faq-page-list summary { font-size: 18px; }
.faq-page-list details p { line-height: 1.9; }

.site-footer { background: #0B1024; color: #EEF2FF; padding: 62px 0 28px; }
.footer-inner { width: min(1180px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 36px; }
.footer-brand p { max-width: 420px; color: #AEB8D3; }
.footer-column { display: grid; align-content: start; gap: 9px; }
.footer-column h2 { margin: 0 0 6px; font-size: 15px; color: #fff; }
.footer-column a, .footer-bottom a { color: #B8C2DC; text-decoration: none; font-size: 14px; }
.footer-column a:hover, .footer-bottom a:hover { color: #fff; }
.footer-bottom { width: min(1180px, calc(100% - 40px)); margin: 38px auto 0; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 24px; color: #8F9AB8; font-size: 13px; }
.footer-bottom p { margin: 0; }
.footer-bottom div { display: flex; gap: 18px; }
.mobile-bottom-nav { display: none; }

@media (max-width: 1040px) {
  .nav-core { display: none; }
  .mobile-menu-button { display: inline-flex; }
  .desktop-menu-button { display: none; }
  .site-logo { position: absolute; left: 50%; transform: translateX(-50%); }
  .hero-grid, .inner-hero-grid, .media-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 470px; }
  .inner-hero-media { min-height: 340px; }
  .highlight-grid { grid-template-columns: repeat(2,1fr); }
  .capsule-grid { grid-template-columns: repeat(3,1fr); }
  .three-column, .reviews-grid { grid-template-columns: repeat(2,1fr); }
  .safety-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-column:last-child { grid-column: 2 / 4; grid-template-columns: repeat(4,auto); align-items: center; }
  .footer-column:last-child h2 { grid-column: 1 / -1; }
  .reverse-media .media-frame { order: initial; }
}
@media (max-width: 760px) {
  body { padding-bottom: 68px; }
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 60px 0; }
  .header-inner { padding: 0 14px; min-height: 64px; gap: 10px; }
  .site-logo img { max-height: 36px; }
  .site-logo strong { display: none; }
  .header-cta { min-height: 38px; padding: 8px 13px; font-size: 13px; }
  .menu-button { width: 38px; height: 38px; }
  .home-hero { padding: 58px 0 40px; }
  .hero-grid { gap: 28px; }
  .hero-copy h1 { font-size: 82px; }
  .hero-copy h2 { font-size: 34px; }
  .hero-visual { min-height: 390px; }
  .floating-card { width: 150px; padding: 10px 12px; }
  .floating-one { left: -4px; }
  .floating-two { right: -4px; }
  .highlight-grid, .two-column, .three-column, .reviews-grid, .safety-grid, .feature-showcase, .footer-inner, .media-banner-pair { grid-template-columns: 1fr; }
  .highlight-grid article { min-height: 82px; }
  .capsule-grid { grid-template-columns: repeat(2,1fr); }
  .large-feature { grid-row: auto; }
  .large-feature img { height: 260px; }
  .zone-card img { height: 245px; }
  .safety-grid article { grid-template-columns: 1fr; }
  .safety-grid img { height: 220px; }
  .inner-hero { padding: 52px 0; }
  .inner-hero-grid { gap: 28px; }
  .inner-hero-copy h1 { font-size: 43px; }
  .inner-hero-media { min-height: 280px; padding: 14px; }
  .content-section { grid-template-columns: 1fr; padding: 26px 22px; }
  .content-section h2 { font-size: 29px; }
  .check-list { grid-template-columns: 1fr; }
  .responsible-banner, .cta-panel { flex-direction: column; align-items: flex-start; padding: 28px 22px; }
  .footer-column:last-child { grid-column: auto; grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .mobile-bottom-nav { position: fixed; left: 10px; right: 10px; bottom: 8px; z-index: 9000; display: grid; grid-template-columns: repeat(4,1fr); min-height: 58px; padding: 6px; border-radius: 18px; background: rgba(11,16,36,.96); box-shadow: 0 12px 35px rgba(5,8,19,.32); backdrop-filter: blur(12px); }
  .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; color: #EAF0FF; text-decoration: none; font-size: 11px; }
  .mobile-bottom-nav span { font-size: 18px; line-height: 1; color: var(--cyan); }
}
@media (max-width: 430px) {
  .capsule-grid { grid-template-columns: 1fr; }
  .drawer-nav { grid-template-columns: 1fr; }
  .hero-actions .main-btn, .hero-actions .secondary-btn { width: 100%; }
  .floating-card { display: none; }
  .hero-visual { min-height: 320px; }
  .section-heading h2, .media-copy h2, .responsible-banner h2, .cta-panel h2 { font-size: 31px; }
}