@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=DM+Sans:wght@400;500;700&display=swap');

:root {
  --bg-ocean: #0c1222;
  --bg-wave: #111827;
  --bg-card: #1f2937;
  --blue-main: #3b82f6;
  --blue-bright: #60a5fa;
  --blue-deep: #1d4ed8;
  --cyan-accent: #06b6d4;
  --white: #f8fafc;
  --gray: #94a3b8;
  --border-blue: rgba(59, 130, 246, 0.2);
  --glow-blue: rgba(59, 130, 246, 0.35);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-ocean);
  color: var(--white);
  line-height: 1.7;
}

.wave-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 100% 50%, rgba(6, 182, 212, 0.08) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(12, 18, 34, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-blue);
  z-index: 1000;
  padding: 0 2rem;
}

.navbar-flex {
  max-width: 1600px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 75px;
}

.logo-link {
  font-family: 'Sora', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--blue-bright);
  text-decoration: none;
  letter-spacing: 1px;
}

.burger-btn {
  display: none;
  background: none;
  border: 1px solid var(--blue-main);
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
}

.burger-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--blue-main);
  margin: 5px 0;
  transition: 0.3s;
}

.menu-list {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.menu-list a {
  color: var(--gray);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: 0.3s;
}

.menu-list a:hover {
  color: var(--blue-bright);
}

.content-area {
  padding-top: 75px;
}

.ocean-hero {
  padding: 4rem 2rem 3rem;
  max-width: 1500px;
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem;
  align-items: center;
  min-height: 80vh;
}

.hero-text h1 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1.5rem;
}

.hero-text h1 .glow {
  color: var(--blue-bright);
  text-shadow: 0 0 40px var(--glow-blue);
}

.hero-text > p {
  font-size: 1.1rem;
  color: var(--gray);
  margin-bottom: 2rem;
  max-width: 520px;
}

.notice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.notice-pill {
  background: var(--bg-wave);
  border: 1px solid var(--border-blue);
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pulse-ring {
  width: 10px;
  height: 10px;
  background: var(--cyan-accent);
  border-radius: 50%;
  animation: ring-pulse 1.5s infinite;
}

@keyframes ring-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.5); }
  50% { box-shadow: 0 0 0 6px rgba(6, 182, 212, 0); }
}

.play-link {
  display: inline-block;
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-main));
  color: white;
  padding: 1rem 2.5rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: 0.3s;
  box-shadow: 0 8px 25px var(--glow-blue);
}

.play-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px var(--glow-blue);
}

.hero-visual {
  background: var(--bg-card);
  border: 1px solid var(--border-blue);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.game-display {
  position: relative;
  width: 100%;
  padding-bottom: 68%;
  background: #000;
}

.game-display iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.perks-section {
  background: var(--bg-wave);
  padding: 5rem 2rem;
}

.perks-inner {
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  color: var(--blue-bright);
  margin-bottom: 3rem;
}

.perks-boxes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.perk-box {
  background: var(--bg-card);
  border: 1px solid var(--border-blue);
  border-radius: 14px;
  padding: 2rem;
  transition: 0.4s;
}

.perk-box:hover {
  border-color: var(--blue-main);
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.perk-ico {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.perk-box h3 {
  font-family: 'Sora', sans-serif;
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--white);
}

.perk-box p {
  color: var(--gray);
  font-size: 0.95rem;
}

.intro-section {
  padding: 5rem 2rem;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.intro-section h2 {
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  color: var(--blue-bright);
  margin-bottom: 1.5rem;
}

.intro-section p {
  color: var(--gray);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.bottom-footer {
  background: var(--bg-wave);
  border-top: 1px solid var(--border-blue);
  padding: 3rem 2rem;
}

.footer-wrap {
  max-width: 1300px;
  margin: 0 auto;
}

.footer-menu {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-menu a {
  color: var(--gray);
  text-decoration: none;
  font-size: 0.9rem;
  transition: 0.3s;
}

.footer-menu a:hover {
  color: var(--blue-bright);
}

.safety-block {
  border-top: 1px solid var(--border-blue);
  padding-top: 2rem;
  text-align: center;
}

.safety-block h4 {
  color: var(--blue-main);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  letter-spacing: 1px;
}

.safety-orgs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.safety-orgs a {
  color: var(--gray);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--border-blue);
  border-radius: 8px;
  transition: 0.3s;
}

.safety-orgs a:hover {
  border-color: var(--blue-main);
  color: var(--blue-bright);
}

.copy-note {
  color: var(--gray);
  font-size: 0.85rem;
  text-align: center;
}

.verify-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(12, 18, 34, 0.97);
  z-index: 10000;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
}

.verify-card {
  background: var(--bg-card);
  border: 2px solid var(--blue-main);
  border-radius: 16px;
  padding: 2.5rem;
  max-width: 460px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(59, 130, 246, 0.2);
}

.verify-card h2 {
  font-family: 'Sora', sans-serif;
  color: var(--blue-bright);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.verify-card p {
  color: var(--gray);
  margin-bottom: 2rem;
}

.verify-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.btn-confirm, .btn-leave {
  padding: 0.9rem 2rem;
  border: none;
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: 0.3s;
}

.btn-confirm {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-main));
  color: white;
}

.btn-leave {
  background: transparent;
  border: 1px solid var(--gray);
  color: var(--gray);
}

.btn-confirm:hover, .btn-leave:hover {
  transform: scale(1.05);
}

.hidden {
  display: none !important;
}

.page-inner {
  padding: 110px 2rem 4rem;
  max-width: 950px;
  margin: 0 auto;
}

.page-inner h1 {
  font-family: 'Sora', sans-serif;
  font-size: 2.3rem;
  color: var(--blue-bright);
  margin-bottom: 2rem;
}

.page-inner h2 {
  font-family: 'Sora', sans-serif;
  font-size: 1.35rem;
  color: var(--white);
  margin: 2rem 0 1rem;
}

.page-inner p, .page-inner li {
  color: var(--gray);
  margin-bottom: 1rem;
}

.page-inner ul {
  padding-left: 1.5rem;
}

.tip-card {
  background: var(--bg-card);
  border: 1px solid var(--border-blue);
  border-radius: 12px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.tip-card h3 {
  color: var(--blue-bright);
  margin-bottom: 0.75rem;
}

@media (max-width: 1000px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text > p {
    margin-left: auto;
    margin-right: auto;
  }

  .notice-row {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .burger-btn {
    display: block;
  }

  .menu-list {
    position: fixed;
    top: 75px;
    left: 0;
    right: 0;
    background: rgba(12, 18, 34, 0.98);
    flex-direction: column;
    padding: 2rem;
    gap: 0.5rem;
    transform: translateY(-150%);
    transition: 0.4s;
    border-bottom: 1px solid var(--border-blue);
  }

  .menu-list.open {
    transform: translateY(0);
  }

  .menu-list a {
    display: block;
    padding: 0.75rem;
    text-align: center;
  }

  .notice-row {
    flex-direction: column;
    align-items: center;
  }

  .verify-btns {
    flex-direction: column;
  }

  .footer-menu {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
}