:root {
  --theme: #0eb1db;
  --theme-dark: #087f9f;
  --theme-deep: #044657;
  --theme-light: #effbfe;
  --theme-soft: #d9f4fb;
  --theme-accent: #45c9eb;
  --theme-hover: #0992b5;
  --theme-border: rgba(14,177,219,.28);
  --header-bg: #07576d;
  --header-bg-2: #08718b;
  --text-main: #173943;
  --text-muted: #58747c;
  --on-theme: #062f3a;
  --on-header: #f3fdff;
  --on-dark: #eefcff;
  --white: #ffffff;
  --shadow-soft: 0 16px 42px rgba(14,177,219,.16);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 11px;
  --content-width: 1280px;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; overflow-x: hidden; overflow-y: auto; }
html { scroll-behavior: smooth; }
body { min-width: 320px; background: var(--theme-light); color: var(--text-main); font-family: Arial, Helvetica, sans-serif; line-height: 1.72; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
main { overflow: clip; }
.section { padding: 58px 0; }
.section.compact { padding: 38px 0; }
.section.soft { background: var(--theme-soft); }
.section.white { background: var(--white); }
.section-inner { width: min(var(--content-width), calc(100% - 80px)); margin: 0 auto; }
.section-heading { max-width: 850px; margin: 0 0 30px; }
.section-heading.center { margin-left: auto; margin-right: auto; text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: var(--theme-soft); border: 1px solid var(--theme-border); color: var(--theme-dark); font-weight: 800; font-size: 13px; letter-spacing: .04em; }
h1,h2,h3 { color: var(--theme-dark); line-height: 1.2; margin-top: 0; }
h1 { font-size: clamp(34px, 4vw, 58px); letter-spacing: -.025em; margin-bottom: 18px; }
h2 { font-size: clamp(27px, 2.8vw, 38px); margin-bottom: 14px; }
h3 { font-size: 21px; margin-bottom: 10px; }
p { margin: 0 0 16px; }
.lead { font-size: 18px; color: var(--text-muted); max-width: 900px; }
.muted { color: var(--text-muted); }
.text-link { color: var(--theme-dark); font-weight: 800; }
.text-link:hover { color: var(--theme-hover); text-decoration: underline; }

.site-header { position: sticky; top: 0; 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); }
.header-inner { width: min(1360px, calc(100% - 56px)); min-height: 78px; margin: 0 auto; display: grid; grid-template-columns: 190px minmax(0,1fr) auto; align-items: center; gap: 22px; }
.site-logo, .drawer-logo, .footer-logo { display: inline-flex; align-items: center; }
.site-logo img { max-width: 190px; max-height: 64px; width: auto; height: auto; object-fit: contain; display: block; }
.desktop-nav { display: flex; justify-content: center; align-items: center; gap: 2px; min-width: 0; }
.desktop-nav a { position: relative; white-space: nowrap; padding: 27px 10px 24px; font-size: 14px; font-weight: 700; color: var(--on-header); opacity: .9; }
.desktop-nav a::after { content: ''; position: absolute; left: 10px; right: 10px; bottom: 14px; height: 3px; border-radius: 999px; background: transparent; }
.desktop-nav a:hover, .desktop-nav a.active { opacity: 1; }
.desktop-nav a.active::after, .desktop-nav a:hover::after { background: var(--theme-accent); }
.header-login, .main-btn, .secondary-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; border-radius: 999px; font-weight: 900; padding: 10px 19px; transition: .2s ease; }
.header-login, .main-btn { background: linear-gradient(180deg, var(--theme-accent) 0%, var(--theme) 48%, var(--theme-dark) 100%); color: var(--on-theme); box-shadow: 0 12px 25px rgba(0,0,0,.16); border: 1px solid rgba(255,255,255,.24); }
.header-login:hover, .main-btn:hover { transform: translateY(-1px); filter: brightness(1.04); }
.secondary-btn { border: 1px solid var(--theme-border); color: var(--theme-dark); background: var(--white); }
.mobile-menu-toggle { display: none; width: 42px; height: 42px; align-items: center; justify-content: center; flex-direction: column; gap: 5px; border: 1px solid rgba(255,255,255,.25); border-radius: 10px; background: rgba(255,255,255,.10); }
.mobile-menu-toggle span { width: 20px; height: 2px; background: var(--on-header); border-radius: 2px; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(4,70,87,.62); opacity: 0; visibility: hidden; transition: .2s ease; }
.drawer-overlay.is-open { opacity: 1; visibility: visible; }
.mobile-drawer { position: fixed; top: 0; left: 0; bottom: 0; z-index: 10001; width: min(84vw, 340px); transform: translateX(-105%); transition: transform .26s ease; background: var(--header-bg); color: var(--on-header); box-shadow: 18px 0 50px rgba(0,0,0,.18); padding: 20px; overflow-y: auto; }
.mobile-drawer.is-open { transform: translateX(0); }
.drawer-top { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,.18); }
.drawer-logo img { max-width: 155px; max-height: 56px; object-fit: contain; }
.drawer-close { border: 0; background: var(--theme-accent); color: var(--on-theme); width: 38px; height: 38px; border-radius: 50%; font-size: 25px; line-height: 1; }
.mobile-drawer nav { display: grid; margin-top: 15px; }
.mobile-drawer nav a { padding: 12px 8px; border-bottom: 1px solid rgba(255,255,255,.14); color: var(--on-header); font-weight: 700; }
.mobile-drawer nav a.active { color: var(--theme-accent); }



.hero-section { padding: 66px 0 44px; background: radial-gradient(circle at 14% 18%, var(--theme-soft) 0%, transparent 34%), linear-gradient(180deg, var(--theme-light) 0%, var(--white) 100%); }
.hero-inner { width: min(var(--content-width), calc(100% - 80px)); margin-left: auto; margin-right: auto; display: grid; grid-template-columns: minmax(0,1.08fr) minmax(420px,.92fr); align-items: center; gap: 58px; }
.hero-content h1 { font-size: clamp(42px, 4.2vw, 64px); line-height: 1.08; letter-spacing: -.03em; margin: 0 0 22px; color: var(--theme-dark); max-width: 820px; }
.hero-content p { max-width: 760px; font-size: 18px; line-height: 1.8; color: var(--text-main); margin: 0 0 26px; }
.hero-badge, .hero-tags span { display: inline-flex; align-items: center; border-radius: 999px; padding: 9px 14px; background: var(--theme-soft); color: var(--theme-dark); border: 1px solid var(--theme-border); font-weight: 800; }
.hero-badge { margin-bottom: 18px; }
.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: 330px; max-height: 410px; padding: 32px; display: flex; align-items: center; justify-content: center; overflow: visible; border-radius: 30px; background: linear-gradient(180deg, var(--white) 0%, var(--theme-soft) 100%); border: 1px solid var(--theme-border); box-shadow: var(--shadow-soft); }
.hero-media-box img { display: block; max-width: 68%; max-height: 320px; width: auto; height: auto; object-fit: contain; opacity: 1; }
.info-section { padding: 28px 0 38px; background: var(--white); }
.info-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 20px; }
.info-card span { display: inline-block; color: var(--theme-dark); font-weight: 900; letter-spacing: .05em; }
.category-section { background: var(--theme-light); }

.intro-card { padding: 30px; background: var(--white); border: 1px solid var(--theme-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.intro-card::before, .info-card::before, .category-card::before, .feature-card::before { content: ''; display: block; width: 52px; height: 4px; border-radius: 999px; background: linear-gradient(90deg, var(--theme), var(--theme-accent)); margin-bottom: 16px; }
.category-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.category-pills a { padding: 8px 14px; border: 1px solid var(--theme-border); background: var(--theme-soft); color: var(--theme-dark); border-radius: 999px; font-weight: 800; }
.category-pills a:hover { background: var(--theme); color: var(--on-theme); }

.headline-panel { padding: 36px; border-radius: var(--radius-lg); background: linear-gradient(135deg, var(--white) 0%, var(--theme-soft) 100%); border: 1px solid var(--theme-border); box-shadow: var(--shadow-soft); }
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.info-card, .category-card, .feature-card, .faq-item, .feedback-card, .content-card { position: relative; background: var(--white); border: 1px solid var(--theme-border); border-radius: var(--radius-md); box-shadow: var(--shadow-soft); padding: 24px; }
.category-card .card-number { display: inline-block; margin-bottom: 10px; color: var(--theme-dark); font-weight: 900; font-size: 14px; }
.category-card p, .feature-card p, .info-card p, .content-card 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 img, .hero-visual img, .app-visual img, .card-media img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }
.media-card { min-height: 300px; padding: 26px; background: linear-gradient(180deg, var(--white), var(--theme-soft)); border: 1px solid var(--theme-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.media-card img { max-height: 350px; }
.split-section { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(340px,.95fr); align-items: center; gap: 50px; }
.split-section.reverse .split-copy { order: 2; }
.split-section.reverse .media-card { order: 1; }
.list-check { display: grid; gap: 11px; padding: 0; margin: 22px 0 0; list-style: none; }
.list-check li { padding: 12px 14px 12px 42px; border-radius: 12px; background: var(--theme-soft); border: 1px solid var(--theme-border); position: relative; }
.list-check li::before { content: '✓'; position: absolute; left: 15px; top: 10px; color: var(--theme-dark); font-weight: 900; }

.page-hero { padding: 58px 0 44px; background: radial-gradient(circle at 15% 20%, 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(0,1.05fr) minmax(330px,.95fr); align-items: center; gap: 50px; }
.page-hero .lead { max-width: 780px; }
.page-hero-media { width: min(100%, 540px); min-height: 310px; max-height: 420px; padding: 28px; justify-self: end; display: flex; align-items: center; justify-content: center; overflow: visible; background: linear-gradient(180deg,var(--white),var(--theme-soft)); border: 1px solid var(--theme-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.page-hero-media img { max-width: 100%; max-height: 340px; width: auto; height: auto; object-fit: contain; opacity: 1; }
.topic-copy { max-width: 1020px; }
.topic-copy p { font-size: 17px; }
.topic-points { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; margin-top: 22px; }
.topic-point { padding: 18px; border: 1px solid var(--theme-border); background: var(--white); border-radius: 14px; }
.topic-point strong { display: block; color: var(--theme-dark); margin-bottom: 5px; }
.feedback-card { border-left: 4px solid var(--theme); }
.feedback-card p { margin-bottom: 0; }
.faq-list { display: grid; gap: 14px; }
.faq-item h3 { font-size: 19px; margin-bottom: 8px; }
.faq-item p { margin-bottom: 0; color: var(--text-muted); }
.compliance-box { padding: 26px 28px; border-radius: var(--radius-lg); background: linear-gradient(135deg,var(--theme-deep),var(--header-bg-2)); color: var(--on-dark); box-shadow: var(--shadow-soft); }
.compliance-box h2 { color: white; }
.compliance-box p, .compliance-box li { color: var(--on-dark); }
.compliance-box ul { margin-bottom: 0; }
.related-links { display: flex; flex-wrap: wrap; gap: 10px; }
.related-links a { padding: 10px 14px; border-radius: 999px; color: var(--theme-dark); background: var(--theme-soft); border: 1px solid var(--theme-border); font-weight: 800; }
.related-links a:hover { background: var(--theme); color: var(--on-theme); }

.site-footer { background: var(--theme-deep); color: var(--on-dark); padding: 52px 0 22px; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3,1fr); gap: 36px; }
.footer-grid h2 { color: white; font-size: 17px; margin-bottom: 12px; }
.footer-grid a { display: block; padding: 4px 0; color: var(--on-dark); opacity: .86; }
.footer-grid a:hover { opacity: 1; text-decoration: underline; }
.footer-brand p { max-width: 520px; opacity: .83; }
.footer-logo img { max-width: 180px; max-height: 64px; object-fit: contain; margin-bottom: 12px; }
.footer-notice { margin-top: 32px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.17); border-bottom: 1px solid rgba(255,255,255,.17); display: flex; gap: 14px; align-items: flex-start; }
.footer-notice strong { display: inline-flex; align-items: center; justify-content: center; min-width: 48px; height: 32px; border-radius: 999px; background: var(--theme-accent); color: white; }
.footer-bottom { padding-top: 18px; font-size: 14px; opacity: .72; }

@media (min-width: 1440px) {
  :root { --content-width: 1360px; }
  .section-inner, .hero-inner { width: min(1360px, calc(100% - 120px)); }
  .hero-inner { grid-template-columns: minmax(0,1.05fr) minmax(480px,.95fr); gap: 72px; }
  .hero-media-box { max-width: 600px; min-height: 380px; }
  .hero-media-box img { max-height: 340px; }
}
@media (max-width: 1180px) {
  .desktop-nav a { padding-left: 7px; padding-right: 7px; font-size: 13px; }
  .header-inner { grid-template-columns: 160px minmax(0,1fr) auto; gap: 12px; }
  .site-logo img { max-width: 160px; }
}
@media (max-width: 1023px) {
  .desktop-nav { display: none; }
  .mobile-menu-toggle { display: flex; }
  .header-inner { grid-template-columns: 48px minmax(0,1fr) auto; }
  .site-logo { justify-content: center; }
  .site-logo img { max-width: 170px; }
  .hero-inner { width: min(100% - 40px, var(--content-width)); grid-template-columns: 1fr; gap: 30px; }
  .hero-media-box { width: 100%; max-width: 100%; min-height: 280px; }
  .info-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .grid-4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .grid-3 { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .split-section, .page-hero-inner { grid-template-columns: 1fr; gap: 28px; }
  .page-hero-media { justify-self: stretch; width: 100%; }
  .split-section.reverse .split-copy, .split-section.reverse .media-card { order: initial; }
  .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 767px) {
  .section { padding: 42px 0; }
  .section.compact { padding: 28px 0; }
  .section-inner, .hero-inner { width: min(100% - 32px, var(--content-width)); }
  .header-inner { width: calc(100% - 24px); min-height: 66px; gap: 8px; }
  .site-logo img { max-width: 132px; max-height: 50px; }
  .header-login { min-height: 38px; padding: 8px 11px; font-size: 12px; }
  .mobile-menu-toggle { width: 38px; height: 38px; }
  .intro-card, .headline-panel { padding: 22px; }
  .hero-section { padding: 42px 0 28px; }
  .hero-content h1 { font-size: clamp(34px, 9vw, 48px); max-width: 100%; }
  .hero-content p { font-size: 17px; }
  .hero-media-box { min-height: 230px; padding: 22px; }
  .hero-media-box img { max-width: 68%; max-height: 250px; }
  .info-grid { grid-template-columns: 1fr; }
  h1 { font-size: clamp(32px, 10vw, 44px); }
  h2 { font-size: 27px; }
  .lead { font-size: 17px; }
  .grid-2, .grid-3, .grid-4, .topic-points { grid-template-columns: 1fr; }
  .info-card, .category-card, .feature-card, .faq-item, .feedback-card, .content-card { padding: 20px; }
  .page-hero { padding: 42px 0 32px; }
  .page-hero-media { min-height: 230px; padding: 20px; }
  .page-hero-media img { max-height: 260px; }
  .media-card { min-height: 220px; padding: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-notice { display: grid; }
}