@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;800;900&display=swap');

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

:root {
  --cyan: #00f5ff;
  --magenta: #ff00cc;
  --purple: #7800ff;
  --gold: #ffcc00;
  --bg: #010208;
  --text: #eef8ff;
  --muted: #7aaabb;
}

html { scroll-behavior: smooth; }

body.sr-promo {
  font-family: 'Orbitron', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.sr-promo-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.sr-promo-scan {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 49;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.12) 2px,
    rgba(0, 0, 0, 0.12) 4px
  );
}

.sr-promo-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 90% 60% at 20% 10%, rgba(0, 120, 200, 0.35), transparent 55%),
    radial-gradient(ellipse 70% 50% at 90% 20%, rgba(120, 0, 255, 0.28), transparent 50%),
    radial-gradient(ellipse 80% 45% at 50% 100%, rgba(255, 0, 120, 0.15), transparent 55%),
    var(--bg);
}

.sr-promo-grid {
  position: fixed;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
  animation: sr-promo-grid-drift 24s linear infinite;
}

@keyframes sr-promo-grid-drift {
  from { transform: perspective(500px) rotateX(58deg) translateY(0); }
  to { transform: perspective(500px) rotateX(58deg) translateY(48px); }
}

.sr-promo-wrap {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

.sr-promo-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 48px;
}

.sr-promo-top a {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--cyan);
  text-decoration: none;
  text-shadow: 0 0 20px rgba(0, 245, 255, 0.4);
}

.sr-promo-top a:hover { opacity: 0.85; }

.sr-promo-pill {
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(0, 245, 255, 0.35);
  color: var(--muted);
  background: rgba(0, 0, 0, 0.35);
}

.sr-promo-hero {
  display: grid;
  gap: 40px;
  align-items: center;
  margin-bottom: 56px;
}

@media (min-width: 880px) {
  .sr-promo-hero {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 32px;
  }
}

.sr-promo-kicker {
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  animation: sr-promo-fade-up 0.8s ease both;
}

.sr-promo-title {
  font-size: clamp(36px, 9vw, 58px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  animation: sr-promo-fade-up 0.8s ease 0.1s both;
}

.sr-promo-title .line-cyan {
  display: block;
  color: var(--cyan);
  text-shadow:
    0 0 40px rgba(0, 245, 255, 0.55),
    0 0 80px rgba(0, 245, 255, 0.25);
}

.sr-promo-title .line-white {
  display: block;
  color: var(--text);
}

.sr-promo-lede {
  margin-top: 20px;
  font-size: clamp(13px, 2.5vw, 15px);
  line-height: 1.65;
  color: rgba(238, 248, 255, 0.78);
  max-width: 42ch;
  letter-spacing: 0.04em;
  animation: sr-promo-fade-up 0.8s ease 0.2s both;
}

.sr-promo-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  animation: sr-promo-fade-up 0.8s ease 0.35s both;
}

.sr-promo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 16px 24px;
  border-radius: 14px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sr-promo-btn--primary {
  color: #010208;
  background: linear-gradient(135deg, var(--cyan), #00a8cc);
  box-shadow: 0 8px 32px rgba(0, 245, 255, 0.35);
}

.sr-promo-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 245, 255, 0.45);
}

.sr-promo-btn--ghost {
  color: var(--cyan);
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.35);
}

.sr-promo-btn--ghost:hover {
  transform: translateY(-2px);
  background: rgba(0, 245, 255, 0.14);
}

.sr-promo-visual {
  position: relative;
  animation: sr-promo-fade-up 1s ease 0.25s both;
}

.sr-promo-ring {
  position: absolute;
  inset: -8%;
  border-radius: 50%;
  border: 1px solid rgba(0, 245, 255, 0.2);
  animation: sr-promo-spin 20s linear infinite;
}

.sr-promo-ring:nth-child(2) {
  inset: 4%;
  border-color: rgba(255, 0, 204, 0.15);
  animation-duration: 28s;
  animation-direction: reverse;
}

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

.sr-promo-phone {
  position: relative;
  margin: 0 auto;
  max-width: 280px;
  padding: 14px;
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(0, 0, 0, 0.5));
  border: 1px solid rgba(0, 245, 255, 0.25);
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.6),
    0 0 60px rgba(0, 245, 255, 0.12);
}

.sr-promo-phone img {
  display: block;
  width: 100%;
  border-radius: 18px;
}

.sr-promo-freeze-badge {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 3px;
  padding: 10px 18px;
  border-radius: 12px;
  background: rgba(0, 245, 255, 0.15);
  border: 1px solid var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 24px rgba(0, 245, 255, 0.3);
  animation: sr-promo-pulse 2s ease-in-out infinite;
}

@keyframes sr-promo-pulse {
  0%, 100% { box-shadow: 0 0 24px rgba(0, 245, 255, 0.25); }
  50% { box-shadow: 0 0 36px rgba(0, 245, 255, 0.5); }
}

.sr-promo-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 48px;
}

@media (min-width: 640px) {
  .sr-promo-stats { grid-template-columns: repeat(4, 1fr); }
}

.sr-promo-stat {
  text-align: center;
  padding: 18px 10px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(0, 245, 255, 0.12);
  animation: sr-promo-fade-up 0.7s ease both;
}

.sr-promo-stat:nth-child(1) { animation-delay: 0.4s; }
.sr-promo-stat:nth-child(2) { animation-delay: 0.48s; }
.sr-promo-stat:nth-child(3) { animation-delay: 0.56s; }
.sr-promo-stat:nth-child(4) { animation-delay: 0.64s; }

.sr-promo-stat strong {
  display: block;
  font-size: 22px;
  font-weight: 900;
  color: var(--cyan);
  margin-bottom: 6px;
}

.sr-promo-stat span {
  font-size: 8px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.4;
}

.sr-promo-features {
  display: grid;
  gap: 14px;
  margin-bottom: 48px;
}

@media (min-width: 720px) {
  .sr-promo-features { grid-template-columns: repeat(3, 1fr); }
}

.sr-promo-feat {
  padding: 22px 20px;
  border-radius: 18px;
  background: rgba(8, 16, 32, 0.65);
  border: 1px solid rgba(0, 245, 255, 0.15);
  position: relative;
  overflow: hidden;
}

.sr-promo-feat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  opacity: 0.6;
}

.sr-promo-feat h3 {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
}

.sr-promo-feat p {
  font-size: 11px;
  line-height: 1.55;
  color: rgba(238, 248, 255, 0.72);
  letter-spacing: 0.03em;
}

.sr-promo-quote {
  text-align: center;
  padding: 36px 24px;
  margin-bottom: 40px;
  border-radius: 20px;
  border: 1px solid rgba(255, 204, 0, 0.25);
  background: linear-gradient(180deg, rgba(255, 204, 0, 0.08), transparent);
}

.sr-promo-quote p {
  font-size: clamp(14px, 3vw, 18px);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--text);
}

.sr-promo-quote cite {
  display: block;
  margin-top: 14px;
  font-size: 10px;
  font-style: normal;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
}

.sr-promo-foot {
  text-align: center;
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.5px;
}

.sr-promo-foot a {
  color: var(--cyan);
  text-decoration: none;
}

@keyframes sr-promo-fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .sr-promo-grid,
  .sr-promo-ring,
  .sr-promo-freeze-badge,
  .sr-promo-stat,
  .sr-promo-kicker,
  .sr-promo-title,
  .sr-promo-lede,
  .sr-promo-cta-row,
  .sr-promo-visual {
    animation: none;
  }
}