:root {
  --bg-deep: #0A0E1B;
  --bg-deep-2: #10152A;
  --ink: #EEF1FA;
  --ink-soft: #A9B0C8;
  --ink-faint: #6E7590;
  --brand-a: #8B7CFF;
  --brand-b: #4F6BFF;
  --success: #34D399;
  --glass-bg: rgba(255, 255, 255, 0.055);
  --glass-bg-strong: rgba(255, 255, 255, 0.09);
  --glass-border: rgba(255, 255, 255, 0.12);
  --box-old-border: rgba(255, 255, 255, 0.10);
  --box-new-border: rgba(139, 124, 255, 0.55);

  /* Type */
  --font-display: 'Poppins', 'Inter', sans-serif;
  --font-body: 'Inter', 'Poppins', sans-serif;

  /* Layout */
  --card-max: 720px;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
}


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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg-deep);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

ul {
  list-style: none;
}

/* ==========================================================================
   Background scene
   ========================================================================== */

.bg-scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(120% 90% at 15% 0%, rgba(79, 107, 255, 0.16), transparent 55%),
    radial-gradient(110% 90% at 100% 100%, rgba(139, 124, 255, 0.14), transparent 55%),
    linear-gradient(160deg, var(--bg-deep) 0%, var(--bg-deep-2) 55%, var(--bg-deep) 100%);
  background-size: 200% 200%, 200% 200%, 100% 100%;
  animation: bgDrift 22s ease-in-out infinite;
}

@keyframes bgDrift {
  0% {
    background-position: 0% 0%, 100% 100%, 0 0;
  }
  50% {
    background-position: 20% 15%, 80% 85%, 0 0;
  }
  100% {
    background-position: 0% 0%, 100% 100%, 0 0;
  }
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}

.glow--a {
  width: 480px;
  height: 480px;
  top: -160px;
  left: -140px;
  background: radial-gradient(circle, rgba(79, 107, 255, 0.55), transparent 70%);
  animation: floatSlow 16s ease-in-out infinite;
}

.glow--b {
  width: 520px;
  height: 520px;
  bottom: -200px;
  right: -160px;
  background: radial-gradient(circle, rgba(139, 124, 255, 0.45), transparent 70%);
  animation: floatSlow 18s ease-in-out infinite reverse;
}

@keyframes floatSlow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, 20px) scale(1.06); }
}

.grain {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.5;
  mix-blend-mode: overlay;
}

/* ==========================================================================
   Stage & Card
   ========================================================================== */

.stage {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
}

.card {
  width: 100%;
  max-width: var(--card-max);
  padding: 56px 56px 44px;
  border-radius: var(--radius-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow:
    0 30px 80px -30px rgba(0, 0, 0, 0.65),
    0 1px 0 0 rgba(255, 255, 255, 0.06) inset;
  backdrop-filter: blur(28px) saturate(140%);
  -webkit-backdrop-filter: blur(28px) saturate(140%);
  text-align: center;
  opacity: 0;
  transform: translateY(18px);
  animation: cardIn 0.9s var(--ease-out) 0.1s forwards;
}

@keyframes cardIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Brand
   ========================================================================== */

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}

.brand__mark {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, rgba(139, 124, 255, 0.22), rgba(79, 107, 255, 0.10));
  border: 1px solid rgba(139, 124, 255, 0.35);
  animation: markFloat 5s ease-in-out infinite;
}

.brand__mark svg {
  width: 24px;
  height: 24px;
}

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

.brand__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--ink-soft);
}

/* ==========================================================================
   Heading
   ========================================================================== */

.title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 14px;
}

.subtitle {
  font-size: clamp(15px, 2vw, 16.5px);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 480px;
  margin: 0 auto 40px;
}

/* ==========================================================================
   Domain swap
   ========================================================================== */

.domain-swap {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.domain-box {
  position: relative;
  padding: 18px 18px;
  border-radius: var(--radius-md);
  text-align: left;
  overflow: hidden;
  min-width: 0;
}

.domain-box--old {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--box-old-border);
}

.domain-box--new {
  background: linear-gradient(160deg, rgba(139, 124, 255, 0.14), rgba(79, 107, 255, 0.08));
  border: 1px solid var(--box-new-border);
  box-shadow: 0 0 0 1px rgba(139, 124, 255, 0.08), 0 12px 30px -16px rgba(79, 107, 255, 0.55);
}

.domain-box__label {
  display: block;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.domain-box--old .domain-box__label {
  color: var(--ink-faint);
}

.domain-box--new .domain-box__label {
  background: linear-gradient(90deg, var(--brand-a), var(--brand-b));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.domain-box__value {
  display: block;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.domain-box--old .domain-box__value {
  color: var(--ink-soft);
  text-decoration: line-through;
  text-decoration-color: rgba(233, 90, 90, 0.55);
  text-decoration-thickness: 1.5px;
}

.domain-swap__arrow {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--brand-a);
  animation: arrowPulse 2.4s ease-in-out infinite;
}

.domain-swap__arrow svg {
  width: 26px;
  height: 16px;
}

@keyframes arrowPulse {
  0%, 100% { transform: translateX(0); opacity: 0.85; }
  50% { transform: translateX(4px); opacity: 1; }
}

/* ==========================================================================
   Assurance list
   ========================================================================== */

.assurance {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 20px;
  text-align: left;
  margin-bottom: 40px;
  padding: 20px 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.assurance__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.assurance__icon {
  flex: none;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--success);
  background: rgba(52, 211, 153, 0.12);
}

.assurance__icon svg {
  width: 12px;
  height: 12px;
}

/* ==========================================================================
   Countdown
   ========================================================================== */

.countdown {
  margin-bottom: 28px;
}

.countdown__label {
  font-size: 13.5px;
  color: var(--ink-faint);
  margin-bottom: 10px;
}

.countdown__number-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
}

.countdown__number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 52px;
  line-height: 1;
  letter-spacing: -0.02em;
  background: linear-gradient(160deg, #FFFFFF, var(--brand-a));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  min-width: 1.2ch;
  display: inline-block;
}

.countdown__number.tick {
  animation: numberTick 0.42s var(--ease-standard);
}

@keyframes numberTick {
  0% { transform: translateY(-8px); opacity: 0; }
  60% { transform: translateY(2px); opacity: 1; }
  100% { transform: translateY(0); opacity: 1; }
}

.countdown__unit {
  font-size: 14px;
  color: var(--ink-faint);
  font-weight: 500;
}

/* ==========================================================================
   CTA
   ========================================================================== */

.cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--brand-a), var(--brand-b));
  color: #FFFFFF;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  box-shadow: 0 14px 34px -12px rgba(79, 107, 255, 0.65);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), filter 0.25s var(--ease-out);
}

.cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.25s var(--ease-out);
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 42px -12px rgba(79, 107, 255, 0.8);
  filter: brightness(1.06);
}

.cta:hover svg {
  transform: translateX(3px);
}

.cta:active {
  transform: translateY(0);
}

.cta:focus-visible {
  outline: 2px solid var(--brand-a);
  outline-offset: 4px;
}

.footnote {
  margin-top: 22px;
  font-size: 12.5px;
  color: var(--ink-faint);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 640px) {
  .card {
    padding: 40px 24px 32px;
    border-radius: 22px;
  }

  .title {
    font-size: 24px;
  }

  .subtitle {
    margin-bottom: 32px;
  }

  .domain-swap {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .domain-swap__arrow {
    transform: rotate(90deg);
    margin: 0 auto;
  }

  .domain-swap__arrow svg {
    width: 22px;
    height: 14px;
  }

  .domain-box__value {
    font-size: 13.5px;
  }

  .assurance {
    grid-template-columns: 1fr;
    padding: 16px 18px;
  }

  .countdown__number {
    font-size: 44px;
  }

  .cta {
    width: 100%;
    justify-content: center;
    padding: 15px 24px;
  }
}

@media (max-width: 360px) {
  .card {
    padding: 32px 18px 28px;
  }

  .title {
    font-size: 21px;
  }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .bg-scene,
  .glow,
  .brand__mark,
  .domain-swap__arrow {
    animation: none !important;
  }
}