:root {
  color-scheme: dark;
  --bg: #071224;
  --bg-deep: #030915;
  --card: rgba(10, 23, 45, 0.8);
  --card-strong: rgba(12, 30, 58, 0.94);
  --border: rgba(153, 204, 255, 0.16);
  --text: #ecf5ff;
  --muted: #9fb9d9;
  --accent: #7bc6ff;
  --accent-strong: #30a8ff;
  --moon: #f6f2d2;
  --success: #8ce7c0;
  --shadow: 0 28px 60px rgba(1, 8, 20, 0.55);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top, rgba(71, 118, 255, 0.22), transparent 34%),
    linear-gradient(180deg, #0b1730 0%, #071224 45%, #030915 100%);
  color: var(--text);
  font-family: "Outfit", system-ui, sans-serif;
}

body {
  min-height: 100vh;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.app-shell {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding: 20px 0 32px;
}

.sky-glow {
  position: absolute;
  inset: auto;
  width: 240px;
  height: 240px;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.4;
  pointer-events: none;
}

.sky-glow-left {
  top: -40px;
  left: -80px;
  background: rgba(83, 156, 255, 0.22);
}

.sky-glow-right {
  right: -90px;
  bottom: 80px;
  background: rgba(76, 204, 255, 0.14);
}

.phone-frame {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  width: min(calc(100vw - 32px), 460px);
  margin: 0 auto;
}

.hero-card,
.gn-card,
.stat-card {
  position: relative;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(14, 29, 57, 0.92), rgba(8, 18, 36, 0.9));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-card,
.gn-card {
  border-radius: 28px;
}

.hero-card {
  overflow: hidden;
  padding: 20px;
}

.hero-card::before,
.gn-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), transparent 30%);
  pointer-events: none;
}

.hero-badge,
.eyebrow,
.label,
.message-label,
.stat-note {
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(100, 165, 255, 0.14);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.hero-art {
  position: relative;
  height: 188px;
  margin-top: 18px;
  border-radius: 24px;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 30%, rgba(144, 196, 255, 0.16), transparent 18%),
    linear-gradient(180deg, rgba(9, 20, 40, 0.65), rgba(5, 10, 21, 0.35));
}

.moon {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.95), rgba(246, 242, 210, 0.96) 58%, rgba(189, 191, 174, 0.9));
  box-shadow:
    0 0 36px rgba(255, 248, 201, 0.35),
    0 0 80px rgba(129, 191, 255, 0.16);
}

.moon::after {
  content: "";
  position: absolute;
  inset: 18px 14px auto auto;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(188, 181, 147, 0.32);
  box-shadow:
    -16px 22px 0 4px rgba(188, 181, 147, 0.18),
    -32px 14px 0 0 rgba(188, 181, 147, 0.24);
}

.plane-glow {
  position: absolute;
  left: 28px;
  bottom: 28px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 196, 255, 0.3), rgba(79, 196, 255, 0) 68%);
  filter: blur(6px);
}

.plane {
  position: absolute;
  left: 58px;
  bottom: 54px;
  font-size: 3rem;
  color: #c5edff;
  text-shadow:
    0 0 18px rgba(110, 212, 255, 0.6),
    0 0 36px rgba(48, 168, 255, 0.3);
  transform: rotate(-12deg);
}

.star {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.45);
}

.star-1 {
  top: 28px;
  left: 36px;
}

.star-2 {
  top: 54px;
  left: 126px;
}

.star-3 {
  top: 124px;
  right: 140px;
}

.hero-copy {
  margin-top: 18px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.74rem;
  color: var(--accent);
  font-weight: 700;
}

h1,
h2 {
  margin: 0;
  font-family: "Space Grotesk", "Outfit", system-ui, sans-serif;
}

h1 {
  font-size: clamp(2.5rem, 10vw, 4rem);
  line-height: 0.95;
}

h2 {
  font-size: 1.65rem;
}

.tagline,
.supporting,
.message-text,
.ca-value {
  margin: 0;
  color: var(--muted);
}

.tagline {
  margin-top: 10px;
  font-size: 1rem;
}

.ca-card {
  display: grid;
  gap: 14px;
  margin-top: 20px;
  padding: 14px;
  border-radius: 20px;
  background: rgba(7, 17, 34, 0.72);
  border: 1px solid rgba(131, 183, 255, 0.12);
}

.label,
.message-label {
  margin: 0 0 6px;
  font-size: 0.68rem;
  color: var(--accent);
  font-weight: 700;
}

.ca-value {
  font-family: "Space Grotesk", monospace;
  font-size: 0.81rem;
  line-height: 1.5;
  word-break: break-all;
}

.copy-button,
.action-button,
.say-gn-button {
  border: 0;
  cursor: pointer;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    opacity 180ms ease;
}

.copy-button {
  width: 100%;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(123, 198, 255, 0.12);
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 700;
}

.copy-button:active,
.action-button:active,
.say-gn-button:active {
  transform: scale(0.98);
}

.action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.action-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 14px 16px;
  border-radius: 18px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.action-button-primary {
  background: linear-gradient(135deg, rgba(31, 144, 255, 0.95), rgba(65, 194, 255, 0.9));
  box-shadow: 0 18px 28px rgba(30, 137, 255, 0.24);
}

.action-button-secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(160, 202, 255, 0.16);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  padding: 16px;
  border-radius: 22px;
}

.stat-value {
  margin: 0;
  font-family: "Space Grotesk", "Outfit", system-ui, sans-serif;
  font-size: 2rem;
  font-weight: 700;
}

.stat-note {
  margin: 8px 0 0;
  font-size: 0.64rem;
  color: var(--muted);
}

.gn-card {
  padding: 20px;
}

.supporting {
  margin-top: 10px;
  line-height: 1.5;
  font-size: 0.98rem;
}

.say-gn-button {
  width: 100%;
  min-height: 62px;
  margin-top: 20px;
  border-radius: 20px;
  background:
    radial-gradient(circle at 50% 10%, rgba(255, 255, 255, 0.24), transparent 30%),
    linear-gradient(135deg, #2b6dff, #33b1ff);
  color: #f6fbff;
  font-family: "Space Grotesk", "Outfit", system-ui, sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  box-shadow:
    0 20px 34px rgba(32, 118, 255, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.message-card {
  margin-top: 16px;
  padding: 16px;
  border-radius: 20px;
  background: rgba(5, 12, 25, 0.66);
  border: 1px solid rgba(135, 191, 255, 0.12);
}

.message-text {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.45;
}

.copied {
  background: rgba(140, 231, 192, 0.16);
  color: var(--success);
}

.pulse {
  animation: pulse 320ms ease;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.015);
  }
  100% {
    transform: scale(1);
  }
}

@media (min-width: 768px) {
  .app-shell {
    padding-top: 32px;
    padding-bottom: 48px;
  }

  .phone-frame {
    width: min(calc(100vw - 48px), 520px);
    gap: 18px;
  }

  .hero-card,
  .gn-card {
    padding: 24px;
  }
}

@media (min-width: 420px) {
  .ca-card {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .copy-button {
    width: auto;
  }
}