@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=JetBrains+Mono:wght@600;700&display=swap');

:root {
  --promo-bg-start: #0b2033;
  --promo-bg-mid: #123b57;
  --promo-bg-end: #0c4a45;
  --promo-border: rgba(146, 200, 255, 0.24);
  --promo-title: #f4faff;
  --promo-text: rgba(236, 247, 255, 0.9);
  --promo-muted: rgba(221, 238, 255, 0.72);
  --promo-accent: #7de8d1;
  --promo-accent-strong: #89dfff;
  --promo-chip-bg: rgba(255, 255, 255, 0.08);
  --promo-chip-border: rgba(153, 209, 255, 0.2);
  --promo-btn-text: #06212f;
  --promo-btn-bg-start: #baf7ea;
  --promo-btn-bg-end: #aedbff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --promo-bg-start: #081523;
    --promo-bg-mid: #102b43;
    --promo-bg-end: #0a3b37;
    --promo-border: rgba(132, 180, 236, 0.26);
    --promo-chip-bg: rgba(255, 255, 255, 0.06);
    --promo-chip-border: rgba(118, 165, 218, 0.22);
  }
}

.promo-section {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1200000;
  margin: 0 0 3rem;
  padding: 0;
  perspective: 1000px;
}

.promo-card {
  position: relative;
  overflow: hidden;
  width: 100%;
  min-height: clamp(180px, 24vw, 240px);
  border: 0;
  border-bottom: 1px solid var(--promo-border);
  border-radius: 0 0 1.75rem 1.75rem;
  padding: clamp(1.5rem, 3vw, 2.5rem) clamp(2rem, 5vw, 4rem);
  color: var(--promo-title);
  font-family: 'Sora', sans-serif;
  box-shadow:
    0 20px 42px -18px rgba(3, 12, 24, 0.82),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.45s ease;
  animation: promoSlideDown 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  background: linear-gradient(120deg, var(--promo-bg-start) 0%, var(--promo-bg-mid) 52%, var(--promo-bg-end) 100%);
  backdrop-filter: blur(20px) saturate(120%);
  -webkit-backdrop-filter: blur(20px) saturate(120%);
  transform-style: preserve-3d;
}

.promo-card::before {
  content: '';
  position: absolute;
  inset: -35%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.72;
  filter: blur(52px);
  background:
    radial-gradient(circle at 14% 18%, rgba(137, 223, 255, 0.34) 0%, transparent 45%),
    radial-gradient(circle at 84% 16%, rgba(125, 232, 209, 0.28) 0%, transparent 43%),
    radial-gradient(circle at 52% 94%, rgba(173, 219, 255, 0.24) 0%, transparent 48%);
  animation: promoAurora 16s ease-in-out infinite alternate;
}

.promo-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(132deg, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.02) 36%, transparent 58%),
    repeating-linear-gradient(115deg, rgba(255, 255, 255, 0.03) 0 2px, transparent 2px 12px);
  mix-blend-mode: screen;
}

.promo-content {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem 3rem;
  align-items: center;
  transform: translateZ(20px);
}

.promo-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.promo-header {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  min-width: 0;
}

.promo-logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow:
    0 8px 16px rgba(3, 13, 25, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.24) inset;
  background: rgba(255, 255, 255, 0.06);
  padding: 6px;
  backdrop-filter: blur(10px);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.promo-card:hover .promo-logo {
  transform: scale(1.06) rotate(-4deg);
}

.promo-headline {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.promo-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.34rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--promo-accent-strong);
}

.promo-kicker::before {
  content: '';
  display: block;
  width: 26px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--promo-accent) 0%, var(--promo-accent-strong) 100%);
}

.promo-title {
  margin: 0;
  font-size: clamp(1.4rem, 2.3vw, 2.1rem);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--promo-title);
  text-wrap: balance;
}

.promo-badge {
  margin-top: 0.55rem;
  margin-left: 0;
  align-self: flex-start;
  flex-shrink: 0;
  border: 1px solid rgba(126, 233, 211, 0.45);
  border-radius: 999px;
  padding: 0.33rem 0.88rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #defff6;
  background: rgba(126, 233, 211, 0.14);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.promo-badge::after {
  display: none;
}

.promo-desc {
  margin: 0;
  font-size: 1.03rem;
  line-height: 1.6;
  color: var(--promo-text);
  max-width: 820px;
  font-weight: 400;
}

.promo-key {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.56rem;
  border-radius: 8px;
  background: rgba(1, 11, 20, 0.55);
  border: 1px solid rgba(133, 216, 255, 0.28);
  color: var(--promo-accent-strong);
  font-size: 0.86em;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.promo-features {
  margin: 0.52rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.72rem 0.9rem;
}

.promo-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  border-radius: 12px;
  background: var(--promo-chip-bg);
  border: 1px solid var(--promo-chip-border);
  color: var(--promo-text);
  font-size: 0.88rem;
  font-weight: 500;
  backdrop-filter: blur(8px);
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.promo-features li::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237de8d1' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-size: cover;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.promo-features li:hover {
  border-color: rgba(153, 225, 255, 0.46);
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-2px);
}

.promo-features li:hover::before {
  transform: scale(1.15);
}

.promo-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 1rem;
}

.promo-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.72rem;
  white-space: nowrap;
  text-decoration: none;
  border: none;
  border-radius: 14px;
  padding: 0.95rem 2.2rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--promo-btn-text);
  background: linear-gradient(135deg, var(--promo-btn-bg-start) 0%, var(--promo-btn-bg-end) 100%);
  box-shadow:
    0 14px 30px rgba(2, 9, 18, 0.42),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
  transition: transform 0.32s ease, box-shadow 0.32s ease, filter 0.32s ease;
  overflow: hidden;
  z-index: 1;
}

.promo-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.65) 50%, transparent 100%);
  transform: translateX(-120%);
  transition: transform 0.55s ease;
}

.promo-btn:hover {
  transform: translateY(-3px);
  filter: saturate(1.05);
  box-shadow:
    0 18px 36px rgba(2, 9, 18, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.promo-btn:hover::before {
  transform: translateX(140%);
}

.promo-btn:active {
  transform: translateY(1px);
  box-shadow: 0 9px 18px rgba(2, 9, 18, 0.45);
}

.promo-btn svg {
  width: 19px;
  height: 19px;
  transition: transform 0.32s ease;
}

.promo-btn:hover svg {
  transform: translateX(3px) translateY(-2px);
}

.promo-link {
  display: none;
}

body.promo-compact .promo-section {
  margin-bottom: 1.5rem;
}

body.promo-compact .promo-card {
  min-height: 0;
  padding: 0.75rem 1.5rem;
  border-radius: 0 0 1.3rem 1.3rem;
  box-shadow: 0 10px 24px rgba(3, 10, 20, 0.65);
}

body.promo-compact .promo-card::before {
  animation: none;
  opacity: 0.44;
}

body.promo-compact .promo-content {
  gap: 1.4rem;
  display: flex;
  justify-content: space-between;
  transform: none;
}

body.promo-compact .promo-main {
  flex-direction: row;
  align-items: center;
  gap: 1.35rem;
  flex: 1;
}

body.promo-compact .promo-header {
  gap: 0.9rem;
  flex: 0 0 auto;
}

body.promo-compact .promo-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  padding: 4px;
}

body.promo-compact .promo-kicker,
body.promo-compact .promo-badge,
body.promo-compact .promo-features,
body.promo-compact .promo-link {
  display: none;
}

body.promo-compact .promo-title {
  font-size: 1.08rem;
  white-space: nowrap;
}

body.promo-compact .promo-desc {
  font-size: 0.94rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--promo-muted);
  flex: 1;
}

body.promo-compact .promo-key {
  display: none;
}

body.promo-compact .promo-cta {
  flex-direction: row;
  align-items: center;
  flex: 0 0 auto;
}

body.promo-compact .promo-btn {
  padding: 0.58rem 1.1rem;
  font-size: 0.88rem;
  border-radius: 10px;
  min-width: 0;
  box-shadow: 0 7px 16px rgba(2, 9, 18, 0.45);
}

body.promo-compact .promo-btn svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 1024px) {
  .promo-desc {
    font-size: 0.98rem;
  }
}

@media (max-width: 768px) {
  .promo-card {
    border-radius: 0 0 1.4rem 1.4rem;
    padding: 1.35rem;
  }

  .promo-content {
    grid-template-columns: 1fr;
    gap: 1.4rem;
    transform: none;
  }

  .promo-header {
    align-items: flex-start;
    gap: 0.9rem;
  }

  .promo-logo {
    width: 50px;
    height: 50px;
  }

  .promo-title {
    font-size: clamp(1.24rem, 5vw, 1.56rem);
  }

  .promo-badge {
    margin-top: 0.45rem;
  }

  .promo-cta {
    align-items: stretch;
    flex-direction: column;
    width: 100%;
    margin-top: 0.25rem;
  }

  .promo-btn {
    width: 100%;
  }

  body.promo-compact .promo-card {
    padding: 0.72rem 1rem;
  }

  body.promo-compact .promo-desc {
    display: none;
  }
}

@keyframes promoSlideDown {
  from {
    opacity: 0;
    transform: translateY(-100%) perspective(1000px) rotateX(20deg);
  }

  to {
    opacity: 1;
    transform: translateY(0) perspective(1000px) rotateX(0deg);
  }
}

@keyframes promoAurora {
  0% {
    transform: translate3d(-2%, -1%, 0) scale(1);
  }

  50% {
    transform: translate3d(1%, 2%, 0) scale(1.06);
  }

  100% {
    transform: translate3d(3%, -2%, 0) scale(0.98);
  }
}

@media (prefers-reduced-motion: reduce) {
  .promo-card,
  .promo-card::before,
  .promo-btn,
  .promo-btn::before {
    animation: none;
    transition: none;
  }

  .promo-card:hover .promo-logo,
  .promo-features li:hover,
  .promo-features li:hover::before,
  .promo-btn:hover {
    transform: none;
  }
}