:root {
  color-scheme: light;
  --ink: #1d1739;
  --muted: #67617a;
  --purple: #6c4cf1;
  --purple-dark: #4329b8;
  --lime: #d7f169;
  --paper: #f7f6fb;
  --white: #ffffff;
  --line: #ddd9e9;
  font-family: Inter, Pretendard, "Noto Sans SC", "Noto Sans KR", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-size: 16px; line-height: 1.65; }
a { color: inherit; text-decoration: none; }

.site-header {
  width: min(1180px, calc(100% - 40px));
  height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 1.1rem; font-weight: 800; }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 12px; color: white; background: var(--purple); font-weight: 900; }
nav { display: flex; gap: 30px; color: var(--muted); font-size: .94rem; font-weight: 650; }
nav a:hover { color: var(--purple); }
.status-pill { padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .82rem; }

.hero {
  width: min(1180px, calc(100% - 40px));
  min-height: 690px;
  margin: 18px auto 0;
  padding: 58px 64px;
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  align-items: center;
  overflow: hidden;
  border-radius: 34px;
  background: linear-gradient(135deg, #f0ecff 0%, #faf9fe 56%, #e8f7f0 100%);
  position: relative;
}
.eyebrow { margin: 0 0 14px; color: var(--purple); font-size: .76rem; font-weight: 850; letter-spacing: .18em; text-transform: uppercase; }
h1 { margin: 0; max-width: 660px; font-size: clamp(3.35rem, 6.3vw, 5.8rem); line-height: 1.04; letter-spacing: -.065em; }
.hero-lead { max-width: 570px; margin: 28px 0 0; color: var(--muted); font-size: 1.12rem; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { padding: 13px 21px; border-radius: 14px; font-weight: 750; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: var(--purple); box-shadow: 0 13px 28px rgba(108,76,241,.24); }
.button-secondary { border: 1px solid #cec8df; background: rgba(255,255,255,.65); }
.hero-notes { display: flex; flex-wrap: wrap; gap: 9px 24px; margin: 32px 0 0; padding: 0; color: var(--muted); font-size: .85rem; list-style: none; }
.hero-notes li::before { content: ""; display: inline-block; width: 6px; height: 6px; margin: 0 8px 2px 0; border-radius: 50%; background: var(--purple); }

.phone-stage { min-height: 540px; display: grid; place-items: center; position: relative; }
.phone { z-index: 2; width: 294px; min-height: 575px; padding: 17px 17px 14px; border: 7px solid #211a45; border-radius: 42px; background: #fbfaff; box-shadow: 0 38px 80px rgba(37,26,82,.26); transform: rotate(2deg); }
.phone-top { display: flex; justify-content: space-between; padding: 0 7px 17px; font-size: .67rem; font-weight: 750; }
.app-greeting span { display: block; color: var(--muted); font-size: .72rem; }
.app-greeting strong { display: block; margin-top: 2px; font-size: 1.18rem; line-height: 1.35; }
.filter-row { display: flex; gap: 7px; margin: 16px 0; }
.filter-row span { padding: 5px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .67rem; }
.filter-row .active { color: white; border-color: var(--purple); background: var(--purple); }
.activity-card { margin: 10px 0; padding: 15px; border: 1px solid #e4e1ee; border-radius: 20px; background: white; box-shadow: 0 8px 18px rgba(53,41,93,.06); }
.activity-card.featured { padding-top: 98px; background: linear-gradient(145deg, #4733b9 0 42%, white 42%); }
.card-meta, .card-footer { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: .64rem; }
.activity-card h2 { margin: 7px 0 3px; font-size: .96rem; }
.activity-card p { margin: 0 0 10px; color: var(--muted); font-size: .68rem; line-height: 1.5; }
.card-footer { margin-top: 10px; color: var(--purple-dark); font-weight: 750; }
.app-nav { display: flex; justify-content: space-around; margin-top: 17px; color: #8b859a; font-size: .62rem; }
.app-nav .selected { color: var(--purple); font-weight: 800; }
.floating-note { z-index: 3; position: absolute; display: grid; padding: 12px 15px; border: 1px solid rgba(255,255,255,.65); border-radius: 15px; background: rgba(255,255,255,.82); box-shadow: 0 16px 32px rgba(41,29,83,.14); backdrop-filter: blur(12px); }
.floating-note strong { font-size: .77rem; }
.floating-note span { color: var(--muted); font-size: .65rem; }
.note-one { top: 70px; right: -8px; }
.note-two { bottom: 68px; left: -8px; }
.orbit { position: absolute; border: 1px solid rgba(108,76,241,.18); border-radius: 50%; }
.orbit-one { width: 470px; height: 470px; }
.orbit-two { width: 620px; height: 300px; transform: rotate(-20deg); }

.feature-section, .journey-section, .safety-section, .closing-section, footer { width: min(1080px, calc(100% - 40px)); margin-inline: auto; }
.feature-section { padding: 132px 0 120px; }
.section-heading { display: grid; grid-template-columns: 1fr 1.2fr; gap: 20px 70px; align-items: end; }
.section-heading .eyebrow { grid-column: 1 / -1; }
.section-heading h2, .journey-intro h2, .safety-card h2, .closing-section h2 { margin: 0; font-size: clamp(2.25rem, 4vw, 4rem); line-height: 1.12; letter-spacing: -.045em; }
.section-heading > p:last-child, .journey-intro > p:last-child { margin: 0; color: var(--muted); font-size: 1.05rem; }
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 54px; }
.feature-grid article { min-height: 230px; padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: var(--white); }
.feature-grid article:nth-child(2), .feature-grid article:nth-child(3) { background: #f0edfb; }
.feature-index { color: var(--purple); font-size: .75rem; font-weight: 850; }
.feature-grid h3 { margin: 42px 0 8px; font-size: 1.35rem; }
.feature-grid p { margin: 0; color: var(--muted); }

.journey-section { padding: 110px 68px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; border-radius: 32px; background: var(--ink); color: white; }
.journey-intro > p:last-child { margin-top: 24px; color: #bdb7cf; }
.journey-list { margin: 0; padding: 0; list-style: none; }
.journey-list li { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.journey-list li:first-child { padding-top: 0; }
.journey-list li > span { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; color: var(--ink); background: var(--lime); font-weight: 850; }
.journey-list strong { font-size: 1.08rem; }
.journey-list p { margin: 3px 0 0; color: #bdb7cf; font-size: .93rem; }

.safety-section { padding: 120px 0; }
.safety-card { padding: 62px; display: grid; grid-template-columns: 1fr 1fr; gap: 72px; border-radius: 30px; color: white; background: linear-gradient(130deg, #6244e4, #352089); }
.eyebrow.light { color: var(--lime); }
.safety-copy { border-left: 1px solid rgba(255,255,255,.25); padding-left: 50px; color: #e3dff3; }
.safety-copy p { margin: 0; }
.safety-copy p + p { margin-top: 18px; }
.closing-section { padding: 80px 0 130px; text-align: center; }
.closing-section h2 { max-width: 800px; margin-inline: auto; }
.closing-section > p:last-child { margin-top: 24px; color: var(--muted); }
footer { padding: 30px 0 42px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; }
.footer-brand { color: var(--ink); }
.footer-links { display: flex; align-items: center; gap: 18px; }
.footer-links a { color: var(--purple-dark); font-weight: 750; }

.policy-shell { width: min(860px, calc(100% - 40px)); margin: 42px auto 100px; }
.policy-hero { padding: 46px 50px; border-radius: 28px; color: white; background: var(--ink); }
.policy-hero h1 { max-width: none; font-size: clamp(2.6rem, 6vw, 4.5rem); }
.policy-hero p { max-width: 680px; margin: 20px 0 0; color: #c8c2d8; }
.policy-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 24px; font-size: .86rem; }
.policy-content { margin-top: 22px; padding: 48px 50px; border: 1px solid var(--line); border-radius: 28px; background: var(--white); }
.policy-content h2 { margin: 44px 0 12px; font-size: 1.45rem; line-height: 1.3; }
.policy-content h2:first-child { margin-top: 0; }
.policy-content h3 { margin: 24px 0 8px; font-size: 1.05rem; }
.policy-content p, .policy-content li { color: var(--muted); }
.policy-content ul { padding-left: 22px; }
.policy-content a { color: var(--purple-dark); text-decoration: underline; text-underline-offset: 3px; }
.policy-table { width: 100%; margin: 18px 0; border-collapse: collapse; font-size: .9rem; }
.policy-table th, .policy-table td { padding: 14px 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.policy-table th { color: var(--ink); background: #f0edfb; }
.policy-note { padding: 16px 18px; border-left: 4px solid var(--purple); border-radius: 8px; background: #f4f1ff; }

@media (max-width: 900px) {
  nav, .status-pill { display: none; }
  .site-header { justify-content: flex-start; }
  .hero { grid-template-columns: 1fr; padding: 52px 28px; }
  .phone-stage { margin-top: 40px; }
  .note-one { right: 0; }
  .note-two { left: 0; }
  .section-heading, .journey-section, .safety-card { grid-template-columns: 1fr; }
  .journey-section { gap: 54px; padding: 64px 34px; }
  .safety-card { gap: 36px; padding: 44px 32px; }
  .safety-copy { border-left: 0; border-top: 1px solid rgba(255,255,255,.25); padding: 30px 0 0; }
}

@media (max-width: 620px) {
  .site-header, .hero, .feature-section, .journey-section, .safety-section, .closing-section, footer { width: min(100% - 24px, 1080px); }
  .hero { min-height: auto; margin-top: 4px; border-radius: 24px; }
  h1 { font-size: clamp(2.8rem, 15vw, 4.4rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { display: grid; }
  .button { text-align: center; }
  .hero-notes { display: grid; gap: 7px; }
  .phone-stage { min-height: 500px; transform: scale(.88); margin: 8px -30px -22px; }
  .feature-section { padding: 90px 0; }
  .section-heading { gap: 18px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 205px; }
  .journey-section { border-radius: 24px; }
  .safety-section { padding: 80px 0; }
  footer { grid-template-columns: 1fr; gap: 8px; }
  .footer-links { flex-wrap: wrap; }
  .policy-shell { width: min(100% - 24px, 860px); margin-top: 12px; }
  .policy-hero, .policy-content { padding: 32px 24px; border-radius: 22px; }
  .policy-table { display: block; overflow-x: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}