@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600;9..144,700&family=JetBrains+Mono:wght@400;500;600&family=Noto+Sans+KR:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg: #090d11;
  --bg-card: #111823;
  --bg-elevated: #1b2535;
  --bg-input: #243044;
  --border: #1e293b;
  --border-focus: #6366f1;
  
  --ink: #f8fafc;
  --ink-dim: #cbd5e1;
  --ink-faint: #64748b;
  
  --indigo: #6366f1;
  --indigo-light: #818cf8;
  --indigo-soft: rgba(99, 102, 241, 0.1);
  --indigo-glowing: rgba(99, 102, 241, 0.25);
  
  --gold: #d4a857;
  --gold-bright: #f4c97a;
  --gold-soft: rgba(212, 168, 87, 0.12);
  
  --green: #10b981;
  --green-soft: rgba(16, 185, 129, 0.1);
  --red: #ef4444;
  
  --font-sans: 'Noto Sans KR', 'Outfit', sans-serif;
  --font-serif: 'Fraunces', serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  /* 한 단어(어절)가 두 줄에 걸쳐 쪼개지지 않도록 — 공백 단위로만 줄바꿈 */
  word-break: keep-all;
  overflow-wrap: break-word;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(212, 168, 87, 0.04) 0%, transparent 40%);
}

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

/* === Layout === */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* === Header === */
.header {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background-color: rgba(9, 13, 17, 0.8);
  backdrop-filter: blur(12px);
  z-index: 100;
  transition: all 0.3s;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  font-family: var(--font-sans);
  color: var(--ink);
}

.logo-owl {
  font-size: 28px;
  display: inline-block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-dim);
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--indigo-light);
}

.header-cta {
  background: var(--indigo-soft);
  color: var(--indigo-light);
  border: 1px solid rgba(99, 102, 241, 0.3);
  padding: 10px 20px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s;
}

.header-cta:hover {
  background: var(--indigo);
  color: var(--bg);
  box-shadow: 0 0 16px var(--indigo-glowing);
}

/* === Hero Section === */
.hero {
  padding: 80px 0;
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold-soft);
  border: 1px solid rgba(212, 168, 87, 0.2);
  color: var(--gold-bright);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}

.hero-badge-icon {
  font-size: 16px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  animation: fadeInUp 0.7s ease;
}

.hero-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--gold-bright);
}

.hero-title span.glow {
  color: var(--indigo-light);
  text-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.hero-desc {
  font-size: 18px;
  color: var(--ink-dim);
  max-width: 680px;
  margin: 0 auto 38px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  animation: fadeInUp 0.9s ease;
}

.btn-large {
  padding: 18px 38px;
  border-radius: 40px;
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--indigo), var(--indigo-light));
  color: var(--ink);
  border: none;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.45);
}

.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--ink-dim);
}

.btn-secondary:hover {
  border-color: var(--ink-dim);
  color: var(--ink);
  background: var(--bg-elevated);
}

/* === Owl Illustration === */
.hero-owl-wrap {
  margin-top: 60px;
  display: flex;
  justify-content: center;
  position: relative;
  animation: fadeInUp 1s ease;
}

.hero-owl-wrap::before {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  background: var(--indigo-soft);
  filter: blur(100px);
  border-radius: 50%;
  z-index: -1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-owl-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 30px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 520px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  text-align: left;
}

.hero-owl-svg {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  filter: drop-shadow(0 4px 12px rgba(212, 168, 87, 0.2));
}

.hero-owl-bubble {
  font-size: 16px;
  color: var(--ink-dim);
  line-height: 1.6;
}

.hero-owl-bubble strong {
  color: var(--gold-bright);
}

/* === Level Selection Cards === */
.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 500;
  margin-bottom: 12px;
}

.section-title p {
  color: var(--ink-faint);
  font-size: 16px;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 90px;
}

.level-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s;
}

.level-card:hover {
  transform: translateY(-8px);
  border-color: var(--indigo-light);
  box-shadow: 0 20px 40px rgba(99,102,241,0.1);
}

.level-card.featured {
  border: 2px solid var(--indigo);
  background: linear-gradient(180deg, var(--bg-card) 0%, rgba(99, 102, 241, 0.03) 100%);
}

.level-card.featured::before {
  content: 'POPULAR';
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--indigo);
  color: var(--bg);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 20px;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.card-badge-proof {
  background: var(--green-soft);
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
}

.card-badge-free {
  background: var(--gold-soft);
  color: var(--gold-bright);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
}

.card-level-num {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--ink-faint);
  letter-spacing: 0.05em;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 500;
  margin-bottom: 8px;
}

.card-desc {
  font-size: 14px;
  color: var(--ink-faint);
  margin-bottom: 24px;
  min-height: 44px;
}

.card-feature-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-dim);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-features {
  list-style: none;
  margin-bottom: 32px;
  flex: 1;
}

.card-features li {
  font-size: 15px;
  color: var(--ink-dim);
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.card-features li::before {
  content: '✓';
  color: var(--indigo-light);
  font-weight: bold;
}

.card-features li.dim {
  color: var(--ink-faint);
}

.card-features li.dim::before {
  content: '✕';
  color: var(--ink-faint);
  font-weight: normal;
}

.card-cta {
  display: block;
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.level-card:hover .card-cta {
  background: var(--indigo);
  border-color: var(--indigo);
  color: var(--bg);
  box-shadow: 0 6px 16px var(--indigo-glowing);
}

/* === Trust Features Section === */
.trust-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 70px 0;
  margin-bottom: 90px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.trust-item {
  text-align: center;
}

.trust-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--indigo-soft);
  border: 1px solid rgba(99, 102, 241, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 18px;
  color: var(--indigo-light);
}

.trust-item h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--ink);
}

.trust-item p {
  font-size: 14px;
  color: var(--ink-faint);
  line-height: 1.6;
}

/* === FAQ Section === */
.faq-section {
  margin-bottom: 100px;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.2s;
}

.faq-question {
  padding: 22px 28px;
  font-size: 16px;
  font-weight: 500;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-question:hover {
  background: var(--bg-elevated);
}

.faq-answer {
  padding: 0 28px 22px;
  font-size: 15px;
  color: var(--ink-dim);
  line-height: 1.65;
  display: none;
  border-top: 1px dashed var(--border);
  padding-top: 18px;
}

.faq-icon {
  font-size: 18px;
  color: var(--ink-faint);
  transition: transform 0.2s;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--indigo-light);
}

.faq-item.active .faq-answer {
  display: block;
}

/* === Footer === */
.footer {
  border-top: 1px solid var(--border);
  padding: 50px 0 60px;
  background: #06090c;
  font-size: 14px;
  color: var(--ink-faint);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
  align-items: center;
}

.footer-logo {
  font-weight: 700;
  font-size: 18px;
  color: var(--ink-dim);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a:hover {
  color: var(--ink-dim);
}

.footer-info {
  line-height: 1.7;
}

.footer-info p {
  margin-bottom: 8px;
}

.footer-disclaimer {
  margin-top: 20px;
  border-top: 1px dashed var(--border);
  padding-top: 20px;
  line-height: 1.6;
}

/* === Animations === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Responsive === */
@media (max-width: 960px) {
  .grid-cards {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto 60px;
    gap: 24px;
  }
  .trust-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .hero-title {
    font-size: 42px;
  }
}

@media (max-width: 600px) {
  .header {
    height: 70px;
  }
  .nav-links {
    display: none;
  }
  .hero-title {
    font-size: 34px;
  }
  .hero-desc {
    font-size: 16px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  .btn-large {
    width: 100%;
    justify-content: center;
  }
  .hero-owl-card {
    flex-direction: column;
    text-align: center;
    padding: 24px;
  }
}