:root {
  --bg: #0B0D10;
  --surface: #151820;
  --text: #E8ECF1;
  --muted: #7A8290;
  --accent: #FBFDFC;
  --shadow: rgba(251, 253, 252, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(251,253,252,0.03) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 70% 60%, rgba(120,140,255,0.02) 0%, transparent 60%);
  pointer-events: none;
}

.logo-wrapper {
  position: relative;
  width: clamp(140px, 18vw, 220px);
  margin-bottom: 2.5rem;
  z-index: 1;
}

.logo-wrapper::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  height: 10px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.3) 0%, transparent 80%);
  border-radius: 50%;
  filter: blur(6px);
  animation: elegantShadow 6s ease-in-out infinite;
  z-index: -1;
  pointer-events: none;
}

.logo-wrapper svg {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 24px 48px rgba(251, 253, 252, 0.04));
  animation: elegantFloat 6s ease-in-out infinite;
  transform-origin: center center;
}

@keyframes elegantFloat {
  0%, 100% {
    transform: translateY(0) translateX(0) rotate(0deg);
  }
  25% {
    transform: translateY(-28px) translateX(3px) rotate(0.8deg);
  }
  50% {
    transform: translateY(-12px) translateX(-2px) rotate(-0.3deg);
  }
  75% {
    transform: translateY(-32px) translateX(1px) rotate(0.5deg);
  }
}

@keyframes elegantShadow {
  0%, 100% {
    transform: translateX(-50%) scale(1);
    opacity: 0.3;
  }
  25% {
    transform: translateX(-50%) scale(0.55);
    opacity: 0.08;
  }
  50% {
    transform: translateX(-50%) scale(0.85);
    opacity: 0.22;
  }
  75% {
    transform: translateX(-50%) scale(0.45);
    opacity: 0.06;
  }
}

.eye {
  transform-origin: center;
  animation: blink 4.5s infinite;
}

.eye:nth-child(2) {
  animation-delay: 0.2s;
}

@keyframes blink {
  0%, 45%, 55%, 100% { transform: scaleY(1); }
  48%, 52% { transform: scaleY(0.08); }
}

.eyes-group {
  transform-origin: center;
}

.countdown-section {
  position: absolute;
  top: calc(2.5rem + 50px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.countdown-label {
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.countdown {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  min-width: clamp(75px, 12vw, 135px);
}

.countdown-num {
  font-size: clamp(3rem, 7.5vw, 6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.countdown-text {
  font-size: clamp(0.55rem, 1vw, 0.75rem);
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.countdown-sep {
  font-size: clamp(2.25rem, 5.25vw, 3.75rem);
  font-weight: 300;
  color: var(--muted);
  align-self: flex-start;
  margin-top: 0.4rem;
  opacity: 0.4;
}

.title {
  font-family: 'Mochiy Pop One', 'Inter', sans-serif;
  font-size: clamp(2rem, 6vw, 3.8rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  z-index: 1;
}

.tagline {
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  font-weight: 400;
  color: var(--muted);
  margin-bottom: 2.5rem;
  line-height: 1.5;
  z-index: 1;
}

.email-signup {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  z-index: 1;
  margin-top: 40px;
}

.email-headline {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 400;
  color: var(--muted);
  text-align: center;
}

.email-label {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 400;
  color: var(--muted);
}

.email-form {
  display: flex;
  gap: 0.5rem;
  width: 100%;
  max-width: 400px;
}

.email-input {
  flex: 1;
  padding: 0.85rem 1.4rem;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.email-input::placeholder {
  color: var(--muted);
  opacity: 0.6;
}

.email-input:focus {
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.06);
}

.email-btn {
  padding: 0.85rem 1.8rem;
  border-radius: 100px;
  border: none;
  background: var(--accent);
  color: var(--bg);
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.email-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(251, 253, 252, 0.12);
}

@media (max-width: 768px) {
  .hero {
    padding: 1.5rem;
    justify-content: flex-start;
    padding-top: 5vh;
  }

  .countdown-section {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    margin-top: 0;
    margin-bottom: 1.5rem;
  }

  .countdown-label {
    font-size: clamp(0.85rem, 4vw, 1.1rem);
  }

  .countdown-num {
    font-size: clamp(2rem, 8vw, 3.5rem);
  }

  .countdown-sep {
    font-size: clamp(1.5rem, 6vw, 2.5rem);
    margin-top: 0.2rem;
  }

  .countdown-unit {
    min-width: clamp(55px, 16vw, 90px);
  }

  .logo-wrapper {
    margin-bottom: 1.5rem;
    margin-top: 1rem;
  }

  .title {
    font-size: clamp(1.6rem, 7vw, 2.5rem);
    margin-bottom: 0.5rem;
    margin-top: 0.5rem;
  }

  .tagline {
    font-size: clamp(0.85rem, 3.5vw, 1rem);
    margin-bottom: 1.5rem;
  }

  .email-signup {
    margin-top: 20px;
  }

  .email-headline,
  .email-label {
    font-size: clamp(0.75rem, 3vw, 0.9rem);
  }

  .email-form {
    flex-direction: column;
    gap: 0.75rem;
  }

  .email-input,
  .email-btn {
    width: 100%;
  }
}