:root {
  --purple: #5B21B6;
  --deep: #171b22;
  --dark: #0f1117;
  --gold: #F6B800;
  --blue: #1E88E5;
  --paper: #ffffff;
  --soft: #f5f1ff;
  --text: #111827;
  --muted: #667085;
  --line: rgba(91, 33, 182, .16);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding-bottom: 78px;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  color: var(--text);
  background: #fff;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.site-header {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line); backdrop-filter: blur(12px);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--purple); font-size: 20px; font-weight: 950; }
.brand img { width: 44px; height: 44px; border-radius: 12px; object-fit: cover; }
.nav { display: none; gap: 18px; font-weight: 850; color: #312e4f; }
.nav.is-open {
  position: absolute; left: 12px; right: 12px; top: 70px;
  display: grid; gap: 4px; padding: 12px; background: #fff;
  border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 14px 34px rgba(17,24,39,.14);
}
.nav a { padding: 12px; border-radius: 8px; }
.nav a:hover { background: var(--soft); }
.menu-toggle { border: 0; border-radius: 8px; background: var(--purple); color: #fff; padding: 10px 14px; font-weight: 900; }
.hero {
  min-height: 760px; display: grid; gap: 26px; align-items: center;
  padding: 40px 18px 58px; color: #fff;
  background:
    linear-gradient(135deg, rgba(15,17,23,.88), rgba(91,33,182,.82)),
    url("./assets/background.png") center/cover no-repeat;
}
.hero-copy { text-align: center; max-width: 720px; margin: 0 auto; }
.pill { display: inline-flex; padding: 10px 16px; border-radius: 999px; background: #fff; color: var(--purple); font-weight: 950; margin: 0 0 16px; }
h1, h2, h3, p { word-break: keep-all; }
h1 { margin: 0; font-size: clamp(58px, 18vw, 132px); line-height: .92; color: var(--gold); letter-spacing: 0; }
.hero-title { margin: 14px 0 0; font-size: clamp(28px, 8vw, 54px); font-weight: 950; }
.cert-badge, .trust-badge { width: min(315px, 82vw); margin: 18px auto 0; filter: drop-shadow(0 12px 22px rgba(0,0,0,.18)); }
.hero-desc { max-width: 620px; margin: 16px auto 0; color: rgba(255,255,255,.88); line-height: 1.7; font-size: 17px; }
.hero-actions, .final-actions { display: grid; gap: 12px; margin-top: 24px; }
.cta {
  min-height: 72px; display: flex; align-items: center; justify-content: center; flex-direction: column;
  border-radius: 999px; font-weight: 950; box-shadow: 0 14px 32px rgba(0,0,0,.18);
}
.cta span { font-size: 15px; }
.cta b { font-size: 21px; line-height: 1.25; }
.cta-phone { background: var(--purple); color: #fff; }
.cta-kakao { background: #fee500; color: #181600; }
.hero-visual { width: min(820px, 100%); margin: 0 auto; }
.hero-visual img { border-radius: 18px; box-shadow: 0 28px 80px rgba(0,0,0,.32); }
.section { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 56px 0; }
.section-head { text-align: center; margin-bottom: 26px; }
.section-head p { margin: 0 0 8px; color: var(--purple); font-weight: 950; }
.section-head h2, .notice h2, .safety h2 { margin: 0; font-size: clamp(28px, 7vw, 44px); line-height: 1.18; letter-spacing: 0; }
.notice { margin-top: -34px; padding: 28px 20px; background: #fff; border-radius: 8px; box-shadow: 0 18px 46px rgba(17,24,39,.14); border: 1px solid var(--line); text-align: center; }
.notice p { max-width: 720px; margin: 16px auto 0; line-height: 1.75; color: #3f3b53; }
.notice strong { color: var(--purple); }
.benefit-grid, .trust-grid { display: grid; gap: 14px; }
.benefit-grid article, .trust-grid article, .faq details {
  background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 22px;
  box-shadow: 0 10px 28px rgba(91,33,182,.07);
}
.benefit-grid b, .trust-grid b { display: block; color: var(--purple); font-size: 20px; margin-bottom: 8px; }
.benefit-grid span, .trust-grid span, .faq p { color: var(--muted); line-height: 1.7; }
.products { background: linear-gradient(#fff, #fbf9ff); }
.product-showcase { display: grid; gap: 12px; margin-bottom: 18px; }
.product-showcase img { border-radius: 8px; border: 1px solid var(--line); box-shadow: 0 10px 28px rgba(17,24,39,.08); }
.chip-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.chip-grid span { padding: 14px 10px; border-radius: 8px; background: var(--soft); text-align: center; font-weight: 900; border: 1px solid var(--line); }
.process { width: 100%; padding: 68px max(18px, calc((100% - 1120px)/2)); background: linear-gradient(135deg, #24143e, var(--purple)); color: #fff; }
.section-head.light p, .section-head.light h2 { color: #fff; }
.process-grid { display: grid; gap: 14px; }
.process-grid article { padding: 26px 20px; border-radius: 8px; background: #fff; color: var(--text); text-align: center; }
.process-grid em {
  width: 76px; height: 76px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--gold); color: #1d1331; font-style: normal; font-size: 28px; font-weight: 950; margin-bottom: 16px;
}
.process-grid b { display: block; font-size: 20px; margin-bottom: 8px; }
.process-grid span { color: var(--muted); line-height: 1.7; }
.trust { text-align: center; }
.trust-badge { margin-top: 0; margin-bottom: 20px; }
.safety { padding: 30px 22px; border-radius: 8px; background: #f5faff; border: 1px solid rgba(30,136,229,.22); text-align: center; }
.safety h2 { color: #0e4096; }
.safety p { max-width: 850px; margin: 14px auto 0; color: #425c83; line-height: 1.8; }
.faq { display: grid; gap: 10px; }
.faq summary { cursor: pointer; color: var(--purple); font-weight: 950; }
.faq details { padding: 18px 20px; }
.final-cta { display: grid; gap: 24px; align-items: center; padding: 60px 18px; background: var(--deep); color: #fff; }
.final-cta > div:first-child { width: min(1120px, 100%); margin: 0 auto; }
.final-cta p { margin: 0; font-size: clamp(30px, 8vw, 52px); line-height: 1.16; font-weight: 950; }
.final-cta h2 { margin: 10px 0 0; color: var(--gold); font-size: clamp(44px, 12vw, 92px); }
.quick-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 3px;
  width: min(420px, 100%);
  min-height: 76px;
  margin-top: 22px;
  border-radius: 8px;
  background: linear-gradient(135deg, #fee500, #f6b800);
  color: #171100;
  font-weight: 950;
  box-shadow: 0 18px 38px rgba(246,184,0,.22);
}
.quick-banner span { font-size: 15px; }
.quick-banner b { font-size: clamp(24px, 6vw, 34px); line-height: 1.15; }
.final-actions { width: min(520px, calc(100% - 32px)); margin: 0 auto; }
.footer { padding: 44px 18px 100px; text-align: center; background: #100b20; color: rgba(255,255,255,.82); }
.footer h2 { color: #fff; }
.company-info { line-height: 1.65; margin: 18px auto; max-width: 680px; }
.footer a { display: inline-block; color: var(--gold); font-weight: 900; margin: 0 8px; }
.fixed-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 10px; background: rgba(255,255,255,.97);
  box-shadow: 0 -8px 24px rgba(0,0,0,.14);
}
.fixed-cta a { min-height: 54px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-weight: 950; }
.fixed-cta a:first-child { background: var(--purple); color: #fff; }
.fixed-cta a:last-child { background: #fee500; color: #181600; }
@media (min-width: 800px) {
  body { padding-bottom: 0; }
  .menu-toggle { display: none; }
  .nav { display: flex; }
  .hero { grid-template-columns: 1fr 1.05fr; padding: 74px max(32px, calc((100% - 1180px)/2)); }
  .hero-copy { text-align: left; margin: 0; }
  .cert-badge { margin-left: 0; }
  .hero-actions { grid-template-columns: 1fr 1fr; max-width: 640px; }
  .benefit-grid { grid-template-columns: repeat(4, 1fr); }
  .product-showcase { grid-template-columns: repeat(3, 1fr); }
  .chip-grid { grid-template-columns: repeat(5, 1fr); }
  .process-grid { grid-template-columns: repeat(4, 1fr); }
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .final-cta { grid-template-columns: 1fr 520px; padding: 72px max(32px, calc((100% - 1180px)/2)); }
  .final-cta > div:first-child, .final-actions { width: auto; margin: 0; }
  .fixed-cta { display: none; }
}