:root {
  --bg-0: #020617;
  --bg-1: #06102a;
  --cyan: #3de8ff;
  --cyan-deep: #12b6ff;
  --green: #2ee59a;
  --green-deep: #0fb86e;
  --gold: #f5c542;
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --line: rgba(120, 180, 255, 0.35);
  --max: 430px;
}

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

html,
body {
  min-height: 100%;
}

body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--text);
  background: #01030c;
}

.page {
  position: relative;
  width: min(100%, var(--max));
  min-height: 100dvh;
  margin: 0 auto;
  overflow: hidden;
  padding: 16px 18px 20px;
  background:
    radial-gradient(120% 55% at 50% 0%, rgba(30, 90, 180, 0.28), transparent 58%),
    linear-gradient(180deg, #0a1638 0%, #061022 42%, #040814 72%, #02040c 100%);
}

.bg-glow {
  position: absolute;
  pointer-events: none;
  filter: blur(40px);
}

.bg-glow-top {
  top: 80px;
  left: 50%;
  width: 280px;
  height: 120px;
  transform: translateX(-50%);
  background: rgba(40, 140, 255, 0.18);
}

.bg-glow-center {
  top: 340px;
  left: 50%;
  width: 320px;
  height: 260px;
  transform: translateX(-50%);
  background: rgba(18, 180, 255, 0.16);
}

.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 2px;
  opacity: 0.7;
  animation: drift linear infinite;
}

.cityscape {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 170px;
  pointer-events: none;
  z-index: 0;
}

.pills,
.trust,
.amount,
.cta,
.hero {
  position: relative;
  z-index: 2;
}

.hero {
  text-align: center;
  padding-top: 18px;
}

.hero h1 {
  font-size: clamp(34px, 10vw, 42px);
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1;
}

.upto {
  margin-top: 14px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.amount {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 2px;
}

.amount-num {
  font-size: clamp(52px, 16vw, 68px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  color: #7ef3ff;
  text-shadow:
    0 0 8px rgba(90, 230, 255, 0.95),
    0 0 22px rgba(40, 180, 255, 0.85),
    0 0 48px rgba(20, 140, 255, 0.55);
}

.usdt-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 36px;
  padding: 0 12px;
  border-radius: 10px;
  background: linear-gradient(180deg, #3dff9a 0%, #1ed97a 100%);
  color: #06351c;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.04em;
  box-shadow: 0 6px 16px rgba(20, 200, 110, 0.28);
}

.pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  list-style: none;
  margin-top: 16px;
}

.pills li {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 9px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.pills li + li {
  border-left: 1px solid rgba(255, 255, 255, 0.22);
}

.pills svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.stage {
  position: relative;
  z-index: 2;
  overflow: visible;
  margin: 56px -18px -2px;
}

.hero-glow {
  position: absolute;
  left: 50%;
  top: 42%;
  width: 400px;
  height: 400px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 3;
  mix-blend-mode: screen;
}

.glow-rays {
  position: absolute;
  inset: -6%;
  border-radius: 50%;
  background: repeating-conic-gradient(
    from 0deg,
    transparent 0deg 10deg,
    rgba(255, 214, 110, 0.16) 11deg 15deg,
    transparent 16deg 26deg
  );
  -webkit-mask-image: radial-gradient(circle, #000 12%, transparent 56%);
  mask-image: radial-gradient(circle, #000 12%, transparent 56%);
  animation: ray-spin 18s linear infinite;
}

.glow-halo {
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 236, 170, 0.22) 0%,
    rgba(245, 197, 66, 0.1) 42%,
    transparent 74%
  );
  filter: blur(12px);
  animation: glow-halo-pulse 3.8s ease-in-out infinite;
}

.glow-core {
  position: absolute;
  left: 50%;
  top: 52%;
  width: 96px;
  height: 96px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 246, 212, 0.7) 0%, rgba(255, 211, 106, 0.35) 36%, transparent 74%);
  filter: blur(10px);
  animation: glow-pulse 2.6s ease-in-out infinite;
}

.glow-spark {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #ffe9a0;
  box-shadow: 0 0 8px 2px rgba(255, 210, 90, 0.45);
  animation: spark-twinkle 2.8s ease-in-out infinite;
}

.glow-spark:nth-child(4) {
  left: 28%;
  top: 34%;
  animation-delay: 0s;
}

.glow-spark:nth-child(5) {
  right: 24%;
  top: 40%;
  animation-delay: 0.9s;
}

.glow-spark:nth-child(6) {
  left: 46%;
  top: 22%;
  width: 4px;
  height: 4px;
  animation-delay: 1.6s;
}

.hero-visual {
  display: block;
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(
    180deg,
    transparent 0%,
    #000 9%,
    #000 88%,
    transparent 100%
  );
  mask-image: linear-gradient(
    180deg,
    transparent 0%,
    #000 9%,
    #000 88%,
    transparent 100%
  );
}

.cta {
  display: flex;
  justify-content: center;
  margin-top: 4px;
}

.cta-frame {
  width: min(100%, 360px);
  padding: 10px;
  border: 2px dashed rgba(255, 255, 255, 0.92);
  border-radius: 999px;
}

.cta-btn {
  width: 100%;
  height: 58px;
  border: 0;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #05351d;
  font: inherit;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.04em;
  cursor: pointer;
  text-decoration: none;
  background: linear-gradient(90deg, #39f08d 0%, #1fd47a 48%, #17e0c2 100%);
  box-shadow:
    0 8px 22px rgba(20, 210, 120, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.cta-gift {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 1.5px rgba(0, 0, 0, 0.22));
}

.cta-btn:active {
  transform: scale(0.985);
}

.trust {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  margin-top: 22px;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 0 8px;
}

.trust-item + .trust-item {
  border-left: 1px solid rgba(70, 140, 255, 0.45);
}

.trust-icon {
  width: 44px;
  height: 44px;
  border: 1.6px solid #4da3ff;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #7ec4ff;
  background: rgba(20, 70, 160, 0.15);
}

.trust-icon svg {
  width: 22px;
  height: 22px;
}

.trust-item p {
  font-size: 11px;
  font-weight: 700;
  line-height: 1.25;
  color: rgba(255, 255, 255, 0.92);
}

@keyframes ray-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes glow-pulse {
  0%,
  100% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 0.85;
    transform: translate(-50%, -50%) scale(1.06);
  }
}

@keyframes glow-halo-pulse {
  0%,
  100% {
    opacity: 0.4;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.04);
  }
}

@keyframes spark-twinkle {
  0%,
  100% {
    opacity: 0.15;
    transform: scale(0.7);
  }
  50% {
    opacity: 1;
    transform: scale(1.25);
  }
}

@keyframes drift {
  0% {
    transform: translateY(20px) rotate(0deg);
    opacity: 0;
  }
  12% {
    opacity: 0.75;
  }
  100% {
    transform: translateY(-720px) rotate(180deg);
    opacity: 0;
  }
}

@media (min-width: 480px) {
  body {
    background: #00040c;
  }

  .page {
    box-shadow: 0 0 0 1px rgba(80, 140, 220, 0.12), 0 30px 80px rgba(0, 0, 0, 0.45);
  }
}