:root {
  --base-blue: #0878fe;
  --dark-blue: #054595;
  --success-color: #00ff9d;
  --text-color: #f0f0f0;
  --code-text-color: #fff;
  --shadow-color: rgba(8, 120, 254, 0.4);
  --success-shadow-color: rgba(0, 255, 157, 0.3);
}

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

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

body {
  align-items: center;
  background: linear-gradient(135deg, #001a33 0, #02040a 30%, #001f3f 60%, #02040a 100%);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  font-family: Poppins, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  padding: max(16px, env(safe-area-inset-top)) 12px max(16px, env(safe-area-inset-bottom));
  text-align: center;
}

.card {
  background: rgba(10, 15, 30, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.07), 0 15px 35px rgba(0, 0, 0, 0.5);
  max-width: 400px;
  padding: 14px 40px 30px;
  position: relative;
  transform: translateY(-12px);
  width: min(90%, 400px);
  z-index: 1;
}

.logo {
  display: block;
  height: auto;
  margin: 0 auto 8px;
  object-fit: contain;
  width: 50px;
}

h2 {
  color: var(--text-color);
  font-size: clamp(0.72rem, 2.4vw + 0.38rem, 0.95rem);
  font-weight: 400;
  letter-spacing: clamp(0.6px, 0.25vw, 1.2px);
  margin: 2px 0 14px;
  min-height: 1.2em;
  text-align: center;
  text-transform: uppercase;
  width: 100%;
}

.promo-code-container {
  align-items: center;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  box-shadow: 0 0 10px var(--shadow-color);
  color: inherit;
  cursor: pointer;
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
  min-height: 98px;
  overflow: hidden;
  padding: 20px;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
}

#promo-code {
  color: var(--code-text-color);
  display: block;
  font-family: "Roboto Mono", monospace;
  font-size: 2.5em;
  letter-spacing: 2px;
  max-width: 100%;
  text-shadow: 0 0 15px var(--shadow-color);
  white-space: nowrap;
}

.claim-button {
  align-items: center;
  background: linear-gradient(45deg, var(--dark-blue), var(--base-blue), var(--dark-blue));
  background-size: 250% auto;
  border-radius: 10px;
  box-shadow: 0 5px 20px var(--shadow-color);
  color: #fff;
  cursor: pointer;
  display: flex;
  font-size: 1.2em;
  font-weight: 700;
  gap: 10px;
  justify-content: center;
  letter-spacing: 1px;
  padding: 20px 30px;
  text-decoration: none;
  text-transform: uppercase;
  transition: box-shadow 0.4s ease, background-position 0.4s ease;
  width: 100%;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
}

.claim-button:hover {
  background-position: right center;
  box-shadow: 0 8px 25px var(--shadow-color);
}

.claim-button:active {
  transform: translateY(-1px);
}

.claim-button:focus-visible,
.promo-code-container:focus-visible,
.fallback a:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
}

#button-text {
  white-space: nowrap;
}

.spinner {
  animation: spin 0.8s linear infinite;
  aspect-ratio: 1 / 1;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  box-sizing: border-box;
  display: none;
  flex: 0 0 20px;
  height: 20px;
  min-width: 20px;
  width: 20px;
}

.claim-button.loading .spinner {
  display: block;
}

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

.disclaimer {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.75rem;
  line-height: 1.4;
  max-width: 400px;
  padding: 0 10px;
  position: relative;
  transform: translateY(-2px);
  width: 100%;
}

.toast {
  background: rgba(10, 15, 30, 0.95);
  border: 1px solid rgba(0, 255, 157, 0.3);
  border-radius: 15px;
  bottom: max(30px, env(safe-area-inset-bottom));
  box-shadow: 0 0 20px var(--success-shadow-color);
  color: var(--success-color);
  font-size: 0.95em;
  font-weight: 600;
  left: 50%;
  opacity: 0;
  padding: 15px 25px;
  pointer-events: none;
  position: fixed;
  transform: translateX(-50%);
  transition: opacity 0.2s ease;
  z-index: 1000;
}

.toast.show {
  opacity: 1;
}

.fallback {
  background: rgba(10, 15, 30, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  margin-top: 10px;
  max-width: 400px;
  padding: 12px 18px;
  width: min(90%, 400px);
}

.fallback p {
  font-size: 0.82rem;
  margin-bottom: 4px;
}

.fallback a {
  color: #75b8ff;
  font-size: 0.86rem;
  font-weight: 700;
}

/* Some Android social WebViews ignore the viewport meta tag and report a
   legacy ~980px viewport. A coarse pointer identifies that as a touch device
   so the card remains appropriately sized instead of looking miniature. */
@media (pointer: coarse) and (min-width: 600px) {
  .card,
  .fallback {
    max-width: none;
    width: min(88vw, 700px);
  }

  .card {
    padding-left: clamp(28px, 7vw, 64px);
    padding-right: clamp(28px, 7vw, 64px);
  }

  h2 {
    font-size: clamp(0.95rem, 2.4vw, 1.35rem);
  }

  #promo-code {
    font-size: clamp(2.5rem, 6vw, 4rem);
  }

  .claim-button {
    font-size: clamp(1.2rem, 3vw, 1.7rem);
  }
}

@media (max-width: 400px) {
  .card {
    padding: 14px 20px 30px;
  }

  .promo-code-container {
    padding: 15px 10px;
  }

  .toast {
    font-size: 0.95em;
    max-width: 300px;
    padding: 12px 20px;
    width: 85%;
  }

  .disclaimer {
    font-size: 0.65rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}