:root {
  --bg: #050816;
  --bg-alt: #020617;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.12);
  --accent-strong: rgba(56, 189, 248, 0.35);
  --accent-gradient: linear-gradient(135deg, #38bdf8, #a855f7, #f97316);
  --card: rgba(15, 23, 42, 0.9);
  --card-soft: rgba(15, 23, 42, 0.6);
  --border-subtle: rgba(148, 163, 184, 0.25);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --danger: #f97373;
  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.55);
  --radius-lg: 22px;
  --radius-full: 999px;
  --transition-fast: 180ms ease-out;
  --transition-normal: 220ms ease-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: "Space Grotesk", system-ui, -apple-system, BlinkMacSystemFont,
    "SF Pro Text", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top, #0b1120 0, #020617 45%, #020617 100%);
  -webkit-font-smoothing: antialiased;
}

.page {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

.background {
  position: fixed;
  inset: -20%;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at top, rgba(56, 189, 248, 0.05), transparent 60%),
    radial-gradient(circle at bottom, rgba(53, 162, 235, 0.05), transparent 60%);
}

.blur-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(45px);
  opacity: 0.7;
  mix-blend-mode: screen;
  animation: float 18s ease-in-out infinite alternate;
}

.blur-circle--one {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.65), transparent);
  top: -100px;
  left: -150px;
}

.blur-circle--two {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.7), transparent);
  bottom: -120px;
  right: -80px;
  animation-delay: 4s;
}

.blur-circle--three {
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.7), transparent);
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  animation-delay: 8s;
}

@keyframes float {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(40px, -30px, 0) scale(1.05);
  }
}

.hero {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.hero__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo__mark {
  width: 36px;
  height: 36px;
  border-radius: 14px;
  background-image: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #0f172a;
  font-size: 14px;
  box-shadow:
    0 0 0 1px rgba(15, 23, 42, 0.6),
    0 16px 35px rgba(56, 189, 248, 0.45);
}

.logo__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.logo__name {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 12px;
  color: #e5e7eb;
}

.logo__tagline {
  font-size: 11px;
  color: var(--muted);
}

.pill {
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: radial-gradient(circle at top left, rgba(148, 163, 184, 0.2), transparent)
    rgba(15, 23, 42, 0.5);
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin: 0;
}

.title {
  font-size: clamp(32px, 5vw, 44px);
  line-height: 1.1;
  margin: 0;
  letter-spacing: -0.03em;
}

.title__gradient {
  display: block;
  background-image: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subtitle {
  max-width: 640px;
  margin: 0;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
}

.card {
  margin-top: 8px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.9), #020617);
  box-shadow: var(--shadow-soft);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
    120deg,
    rgba(56, 189, 248, 0.12),
    transparent 40%,
    transparent 60%,
    rgba(249, 115, 22, 0.14)
  );
  opacity: 0.7;
  pointer-events: none;
}

.card__left,
.card__right {
  position: relative;
  padding: 22px 24px 24px;
  backdrop-filter: blur(26px);
}

.card__left {
  border-right: 1px solid rgba(15, 23, 42, 0.85);
  background: linear-gradient(
    145deg,
    rgba(15, 23, 42, 0.93),
    rgba(15, 23, 42, 0.92),
    rgba(15, 23, 42, 0.92)
  );
}

.card__right {
  background: radial-gradient(circle at top right, rgba(15, 23, 42, 0.94), #020617);
}

.card__title {
  margin: 0 0 4px;
  font-size: 18px;
}

.card__subtitle {
  margin: 0 0 18px;
  font-size: 13px;
  color: var(--muted);
}

.countdown {
  display: inline-flex;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  background-color: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(148, 163, 184, 0.5);
  margin-bottom: 16px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.7);
}

.countdown__item {
  min-width: 52px;
  padding: 4px 8px;
  border-radius: 999px;
  background-color: rgba(15, 23, 42, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
}

.countdown__value {
  font-variant-numeric: tabular-nums;
  font-size: 16px;
  font-weight: 600;
}

.countdown__label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
  padding: 9px 18px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: #0f172a;
  background-image: var(--accent-gradient);
  box-shadow:
    0 0 0 1px rgba(15, 23, 42, 0.65),
    0 12px 26px rgba(56, 189, 248, 0.45);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    filter var(--transition-fast);
}

.cta-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.02);
  box-shadow:
    0 0 0 1px rgba(15, 23, 42, 0.65),
    0 18px 40px rgba(56, 189, 248, 0.55);
}

.cta-button:active {
  transform: translateY(0);
  box-shadow:
    0 0 0 1px rgba(15, 23, 42, 0.65),
    0 6px 16px rgba(56, 189, 248, 0.4);
}

.feature {
  position: relative;
  padding: 12px 0 10px 18px;
}

.feature::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  bottom: 13px;
  width: 3px;
  border-radius: 999px;
  background-image: linear-gradient(
    180deg,
    rgba(56, 189, 248, 0.5),
    rgba(168, 85, 247, 0.4)
  );
}

.feature__title {
  margin: 0 0 4px;
  font-size: 14px;
}

.feature__text {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.hero__footer {
  margin-top: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
}

.footer__date {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background-color: #22c55e;
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.85);
}

/* Modal */

.modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: none;
}

.modal--visible {
  display: block;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(9px);
}

.modal__dialog {
  position: absolute;
  inset: 0;
  margin: auto;
  width: min(440px, 92vw);
  max-height: min(440px, 90vh);
  background: linear-gradient(
    145deg,
    rgba(15, 23, 42, 0.98),
    rgba(15, 23, 42, 0.96),
    rgba(24, 24, 27, 0.98)
  );
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  box-shadow:
    0 22px 60px rgba(0, 0, 0, 0.9),
    0 0 0 1px rgba(15, 23, 42, 0.9);
  padding: 20px 20px 18px;
  color: var(--text);
  overflow: hidden;
}

.modal__title {
  margin: 0 0 6px;
  font-size: 18px;
}

.modal__text {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.modal__list {
  margin: 0 0 10px 16px;
  padding: 0;
  font-size: 13px;
  color: var(--text);
}

.modal__list li {
  margin-bottom: 4px;
}

.modal__note {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: none;
  background: rgba(15, 23, 42, 0.9);
  color: var(--muted);
  width: 24px;
  height: 24px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast),
    transform var(--transition-fast);
}

.modal__close:hover {
  background: rgba(30, 64, 175, 0.9);
  color: #e5e7eb;
  transform: translateY(-1px);
}

/* Responsive */

@media (max-width: 840px) {
  .card {
    grid-template-columns: 1fr;
  }

  .card__left {
    border-right: none;
    border-bottom: 1px solid rgba(15, 23, 42, 0.8);
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 22px;
  }

  .hero__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .card__left,
  .card__right {
    padding: 18px 18px 20px;
  }

  .hero__footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .countdown {
    width: 100%;
    justify-content: space-between;
  }

  .countdown__item {
    min-width: 0;
    flex: 1;
  }
}