:root {
  --bg: #fffafc;
  --surface: #ffffff;
  --surface-soft: #f7f2ff;
  --surface-alt: #fff4fb;
  --text: #251f35;
  --muted: #736d87;
  --line: #eadff4;
  --primary: #7264ff;
  --primary-2: #f16bc9;
  --primary-soft: #efeaff;
  --shadow: 0 18px 48px rgba(120, 94, 198, 0.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    "Pretendard",
    "Apple SD Gothic Neo",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(163, 147, 255, 0.22), transparent 30%),
    radial-gradient(circle at top right, rgba(255, 170, 222, 0.22), transparent 28%),
    linear-gradient(180deg, #fffdfd 0%, #fffafe 100%);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(234, 223, 244, 0.8);
}

.header-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-badge {
  width: 58px;
  height: 58px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 0;
  box-shadow: var(--shadow);
  border: 1px solid rgba(234, 223, 244, 0.88);
}

.brand-badge::before {
  content: "";
  width: 100%;
  height: 100%;
  background-image: url("/assets/app-icon.png?v=3");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.brand-copy strong {
  display: block;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.brand-copy span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.header-nav a {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 800;
}

.header-nav a:hover {
  color: var(--primary);
}

.header-nav .cta-link {
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: var(--shadow);
}

.hero {
  padding: 56px 0 48px;
}

.hero-shell {
  padding: 36px;
  border-radius: 40px;
  background:
    linear-gradient(90deg, rgba(241, 107, 201, 0.08), rgba(114, 100, 255, 0.08)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.88));
  border: 1px solid rgba(234, 223, 244, 0.86);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: start;
}

.hero-copy {
  position: relative;
  align-self: start;
  padding-top: 8px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(114, 100, 255, 0.08);
  border: 1px solid rgba(114, 100, 255, 0.12);
  color: var(--primary);
  font-size: 14px;
  font-weight: 900;
}

.hero-title {
  margin: 20px 0 16px;
  font-size: clamp(50px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.06em;
  word-break: keep-all;
  text-wrap: balance;
}

.title-line {
  display: block;
}

.mobile-title {
  display: none;
}

.lead {
  margin: 0 0 28px;
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(18px, 2.3vw, 20px);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.btn {
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 24px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  font-weight: 900;
  font-size: 16px;
}

.btn.primary {
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.92);
}

.meta-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.chip {
  padding: 22px 22px 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(234, 223, 244, 0.88);
  box-shadow: var(--shadow);
}

.chip strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  letter-spacing: -0.03em;
}

.chip span {
  color: var(--muted);
  font-size: 15px;
}

.hero-visual {
  display: grid;
  gap: 18px;
  align-self: start;
}

.hero-poster-card {
  overflow: hidden;
  border-radius: 36px;
  background: linear-gradient(180deg, #ffffff, #faf5ff);
  border: 1px solid rgba(234, 223, 244, 0.9);
  box-shadow: 0 24px 60px rgba(120, 94, 198, 0.16);
}

.hero-poster {
  width: 100%;
  height: auto;
}

.store-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(234, 223, 244, 0.9);
  box-shadow: var(--shadow);
}

.store-copy strong {
  display: block;
  margin-bottom: 6px;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.store-copy span {
  color: var(--muted);
  font-size: 15px;
}

.store-badge {
  display: inline-flex;
  flex-shrink: 0;
}

.store-badge img {
  width: 186px;
  height: auto;
}

.section {
  padding: 44px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 26px;
}

.kicker {
  color: var(--primary);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-head h2 {
  margin: 10px 0 12px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.06;
  letter-spacing: -0.05em;
}

.heading-line {
  display: block;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  padding: 26px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(234, 223, 244, 0.92);
  box-shadow: var(--shadow);
}

.feature-icon {
  width: 62px;
  height: 62px;
  margin-bottom: 18px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(114, 100, 255, 0.12), rgba(241, 107, 201, 0.12));
  color: var(--primary);
  font-size: 30px;
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.duo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.panel {
  padding: 30px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(234, 223, 244, 0.92);
  box-shadow: var(--shadow);
}

.panel.soft {
  background:
    radial-gradient(circle at top right, rgba(241, 107, 201, 0.09), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(248, 244, 255, 0.96));
}

.panel h3 {
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.panel p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.list {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.list-item {
  padding: 18px 18px 16px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(247, 242, 255, 0.92), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(234, 223, 244, 0.92);
}

.list-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 17px;
}

.list-item span {
  color: var(--muted);
  font-size: 15px;
}

.compact-points {
  display: grid;
  gap: 14px;
}

.compact-row {
  padding: 20px 22px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(234, 223, 244, 0.92);
  box-shadow: var(--shadow);
}

.compact-row strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.compact-row span {
  color: var(--muted);
  font-size: 15px;
}

.link-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.link-cluster a {
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(234, 223, 244, 0.92);
  color: var(--primary);
  font-weight: 800;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

.link-cluster a:hover,
.guide-card:hover {
  transform: translateY(-2px);
  border-color: rgba(114, 100, 255, 0.24);
  box-shadow: 0 22px 42px rgba(120, 94, 198, 0.14);
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.guide-card {
  display: block;
  padding: 24px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(234, 223, 244, 0.92);
  box-shadow: var(--shadow);
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

.guide-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.guide-card span {
  color: var(--muted);
  font-size: 15px;
}

.page-hero {
  padding: 56px 0 26px;
}

.page-hero-card {
  padding: 30px;
  border-radius: 32px;
  background:
    linear-gradient(90deg, rgba(241, 107, 201, 0.08), rgba(114, 100, 255, 0.08)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.96));
  border: 1px solid rgba(234, 223, 244, 0.86);
  box-shadow: var(--shadow);
}

.page-hero-card h1 {
  margin: 12px 0 10px;
  font-size: clamp(34px, 4.8vw, 54px);
}

.page-hero-card p,
.breadcrumb {
  color: var(--muted);
}

.breadcrumb {
  font-size: 14px;
  font-weight: 800;
}

.content-stack {
  display: grid;
  gap: 16px;
}

.content-card {
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(234, 223, 244, 0.9);
  box-shadow: var(--shadow);
}

.content-card h2 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.content-card p {
  margin: 0;
  white-space: pre-line;
  color: var(--muted);
}

.footer {
  margin-top: 34px;
  padding: 34px 0 48px;
  background: #f2f2f2;
  border-top: 1px solid #e3e3e3;
}

.footer-compact {
  color: #6e6e6e;
  font-size: 13px;
  line-height: 1.7;
}

.footer-compact strong {
  color: #555;
  font-size: 14px;
}

.footer-copy {
  margin-bottom: 12px;
  color: #5c5c5c;
  font-weight: 700;
}

.footer-line {
  margin-bottom: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-links a {
  color: #5e5e5e;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 980px) {
  .hero-grid,
  .duo-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-title {
    font-size: clamp(42px, 8vw, 64px);
    line-height: 1.01;
  }
}

@media (max-width: 860px) {
  .desktop-title {
    display: none;
  }

  .mobile-title {
    display: block;
  }

  .hero-title {
    font-size: clamp(38px, 8.8vw, 54px);
    line-height: 1.03;
    letter-spacing: -0.07em;
  }
}

@media (max-width: 760px) {
  .header-inner {
    min-height: auto;
    padding: 12px 0;
    flex-direction: column;
    align-items: flex-start;
  }

  .header-nav {
    justify-content: flex-start;
  }

  .hero-shell {
    padding: 24px;
  }

  .hero-title {
    font-size: clamp(33px, 10.8vw, 44px);
    line-height: 1.02;
    letter-spacing: -0.07em;
    word-break: keep-all;
  }

  .lead {
    font-size: 16px;
    line-height: 1.58;
  }

  .section-head h2 {
    font-size: clamp(28px, 9vw, 40px);
    line-height: 1.08;
    word-break: keep-all;
  }

  .section-head p,
  .feature-card p,
  .panel p,
  .compact-row span {
    font-size: 15px;
    line-height: 1.62;
  }

  .feature-card h3,
  .compact-row strong,
  .panel h3 {
    word-break: keep-all;
  }

  .meta-strip,
  .feature-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .store-callout,
  .footer-links {
    flex-direction: column;
    align-items: flex-start;
  }

  .store-badge img {
    width: 170px;
  }

  .feature-card,
  .panel,
  .compact-row,
  .chip {
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media (max-width: 420px) {
  .container {
    width: min(var(--max), calc(100% - 24px));
  }

  .hero-shell {
    padding: 20px;
  }

  .hero-title {
    font-size: clamp(29px, 10.4vw, 38px);
    line-height: 1.05;
  }
}