:root {
  --promo-bg: #f6f8ff;
  --promo-ink: #101625;
  --promo-muted: #5d6878;
  --promo-soft: #eef3ff;
  --promo-line: #dce5f2;
  --promo-card: #ffffff;
  --promo-blue: #315dff;
  --promo-blue-dark: #1f43d6;
  --promo-teal: #04a88a;
  --promo-mint: #eafaf4;
  --promo-coral: #ff6b57;
  --promo-coral-soft: #fff0ec;
  --promo-yellow: #ffd76d;
  --promo-lilac: #eef0ff;
  --promo-shadow: 0 18px 52px rgba(31, 50, 93, 0.13);
  --promo-radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--promo-ink);
  background: #ffffff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.promo-content {
  color: var(--promo-ink);
  background:
    linear-gradient(180deg, #ffffff 0%, #f6f8ff 33%, #ffffff 100%);
  overflow: hidden;
}

.promo-shell {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.promo-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 24px;
  color: var(--promo-muted);
  font-size: 14px;
  line-height: 1.4;
}

.promo-breadcrumbs a:hover {
  color: var(--promo-blue);
}

.promo-breadcrumbs span::before {
  content: "/";
  margin-right: 8px;
  color: #a8b3c4;
}

.promo-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.58fr);
  gap: 42px;
  align-items: center;
  min-height: min(780px, calc(100svh - 40px));
  padding: 54px 0 70px;
}

.promo-hero-copy {
  position: relative;
}

.promo-logo-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}

.promo-hero-logo {
  width: 96px;
  height: 96px;
  border: 1px solid var(--promo-line);
  border-radius: 24px;
  object-fit: cover;
  background: white;
  box-shadow: var(--promo-shadow);
}

.promo-product-meta {
  display: grid;
  gap: 6px;
}

.promo-category {
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  color: #075f4d;
  background: var(--promo-mint);
  font-size: 12px;
  font-weight: 850;
}

.promo-eyebrow,
.promo-section-kicker {
  margin: 0 0 12px;
  color: var(--promo-coral);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.promo-content h1,
.promo-content h2,
.promo-content h3,
.promo-content p {
  margin-top: 0;
}

.promo-content h1 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: 54px;
  line-height: 1.02;
  letter-spacing: 0;
}

.promo-content h2 {
  margin-bottom: 16px;
  font-size: 34px;
  line-height: 1.14;
  letter-spacing: 0;
}

.promo-content h3 {
  margin-bottom: 8px;
  font-size: 18px;
  line-height: 1.25;
}

.promo-lead,
.promo-section-text {
  max-width: 720px;
  color: var(--promo-muted);
  font-size: 18px;
  line-height: 1.65;
}

.promo-hero-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 720px;
  margin-top: 24px;
}

.promo-hero-points span {
  min-height: 58px;
  padding: 12px;
  border: 1px solid var(--promo-line);
  border-radius: var(--promo-radius);
  color: #22304a;
  background: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 760;
}

.promo-card,
.promo-coupon {
  border: 1px solid rgba(220, 229, 242, 0.95);
  border-radius: var(--promo-radius);
  background: var(--promo-card);
  box-shadow: var(--promo-shadow);
}

.promo-coupon {
  align-self: center;
  display: grid;
  gap: 16px;
  padding: 22px;
}

.promo-coupon.compact {
  box-shadow: 0 10px 30px rgba(31, 50, 93, 0.08);
}

.promo-coupon-label {
  color: var(--promo-muted);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.promo-code-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  gap: 12px;
  align-items: center;
  min-height: 74px;
  padding: 14px;
  border: 1px dashed rgba(49, 93, 255, 0.48);
  border-radius: var(--promo-radius);
  background:
    linear-gradient(135deg, #f7f9ff 0%, #eef3ff 100%);
}

.promo-code-box strong {
  overflow-wrap: anywhere;
  color: var(--promo-blue-dark);
  font-size: 30px;
  line-height: 1.1;
  letter-spacing: 0;
}

.promo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.promo-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--promo-radius);
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.promo-button:hover {
  transform: translateY(-1px);
}

.promo-button.primary {
  color: white;
  background: var(--promo-blue);
  box-shadow: 0 14px 34px rgba(49, 93, 255, 0.25);
}

.promo-button.primary:hover {
  background: var(--promo-blue-dark);
}

.promo-button.secondary {
  border-color: var(--promo-line);
  color: var(--promo-ink);
  background: white;
}

.promo-button.secondary:hover {
  border-color: rgba(49, 93, 255, 0.42);
}

.promo-note {
  margin: 0;
  color: var(--promo-muted);
  font-size: 14px;
  line-height: 1.5;
}

.promo-intents {
  margin-top: 28px;
}

.promo-intents-wrap {
  margin-top: -34px;
  padding-bottom: 42px;
}

.promo-intents-title {
  margin-bottom: 10px;
  color: var(--promo-muted);
  font-size: 13px;
  font-weight: 800;
}

.promo-intent-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.promo-intent {
  display: grid;
  gap: 4px;
  min-height: 86px;
  padding: 13px;
  border: 1px solid var(--promo-line);
  border-radius: var(--promo-radius);
  background: rgba(255, 255, 255, 0.82);
}

.promo-intent strong {
  font-size: 14px;
}

.promo-intent span {
  color: var(--promo-muted);
  font-size: 13px;
  line-height: 1.35;
}

.promo-intent[aria-current="page"] {
  border-color: rgba(49, 93, 255, 0.54);
  background: var(--promo-lilac);
}

.promo-section {
  padding: 78px 0;
}

.promo-band-blue {
  background: linear-gradient(180deg, #eef3ff 0%, #ffffff 100%);
}

.promo-band-mint {
  background: linear-gradient(180deg, #f0fbf6 0%, #ffffff 100%);
}

.promo-band-coral {
  background: linear-gradient(180deg, #fff3ef 0%, #ffffff 100%);
}

.promo-section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.55fr);
  gap: 42px;
  align-items: start;
}

.promo-rich-text {
  display: grid;
  gap: 16px;
}

.promo-rich-text p {
  margin-bottom: 0;
}

.promo-use-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.promo-use-list li {
  padding: 13px 14px;
  border: 1px solid var(--promo-line);
  border-radius: var(--promo-radius);
  background: rgba(255, 255, 255, 0.76);
  color: #243149;
  line-height: 1.5;
}

.promo-stat-card {
  display: grid;
  gap: 16px;
  padding: 24px;
}

.promo-stat-card strong {
  display: block;
  color: var(--promo-teal);
  font-size: 46px;
  line-height: 1;
}

.promo-studyai-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.promo-studyai-card div {
  padding: 16px;
  border: 1px solid var(--promo-line);
  border-radius: var(--promo-radius);
  background: white;
}

.promo-studyai-card strong {
  display: block;
  margin-bottom: 4px;
  color: var(--promo-blue-dark);
  font-size: 24px;
}

.promo-final {
  padding: 84px 0;
  color: white;
  background:
    linear-gradient(135deg, #111827 0%, #1c2e68 58%, #0b6455 100%);
}

.promo-final .promo-section-text,
.promo-final .promo-note {
  color: #d7dfec;
}

.promo-final-card {
  display: grid;
  grid-template-columns: 84px minmax(0, 0.55fr) minmax(520px, 0.85fr);
  gap: 22px;
  align-items: center;
}

.promo-final .promo-coupon {
  width: 100%;
}

.promo-final-card img {
  width: 84px;
  height: 84px;
  border-radius: 22px;
  object-fit: cover;
  background: white;
}

.promo-root-hero {
  display: grid;
  gap: 18px;
  max-width: 850px;
  padding: 68px 0 38px;
}

.promo-root-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.promo-root-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 13px;
  border: 1px solid var(--promo-line);
  border-radius: var(--promo-radius);
  color: var(--promo-muted);
  background: white;
  font-size: 14px;
  font-weight: 780;
}

.promo-root-links a[aria-current="page"],
.promo-root-links a:hover {
  color: var(--promo-blue);
  border-color: rgba(49, 93, 255, 0.44);
}

.promo-catalog {
  padding: 28px 0 80px;
}

.promo-catalog-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 20px;
}

.promo-catalog-count {
  color: var(--promo-muted);
  font-size: 14px;
  font-weight: 760;
}

.promo-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.promo-product-card {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 250px;
  padding: 18px;
  border: 1px solid var(--promo-line);
  border-radius: var(--promo-radius);
  background: white;
  box-shadow: 0 8px 24px rgba(35, 48, 76, 0.06);
}

.promo-product-card:hover {
  border-color: rgba(49, 93, 255, 0.44);
}

.promo-product-card-head {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.promo-section-mark {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--promo-blue), var(--promo-coral));
  font-weight: 900;
}

.promo-product-card img {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  object-fit: cover;
  background: white;
}

.promo-product-card h3 {
  margin-bottom: 4px;
  overflow-wrap: anywhere;
}

.promo-product-card p {
  display: -webkit-box;
  overflow: hidden;
  min-height: 70px;
  margin-bottom: 16px;
  color: var(--promo-muted);
  font-size: 14px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.promo-card-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border-radius: var(--promo-radius);
  color: white;
  background: var(--promo-blue);
  font-size: 14px;
  font-weight: 800;
}

@media (max-width: 960px) {
  .promo-hero,
  .promo-section-grid,
  .promo-final-card,
  .promo-product-grid {
    grid-template-columns: 1fr;
  }

  .promo-hero {
    min-height: auto;
    padding: 44px 0 60px;
  }

  .promo-content h1 {
    font-size: 40px;
  }

  .promo-content h2 {
    font-size: 30px;
  }

  .promo-catalog-head {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .promo-shell {
    width: min(100% - 32px, 1120px);
  }

  .promo-breadcrumbs {
    padding-top: 18px;
    font-size: 13px;
  }

  .promo-content h1 {
    font-size: 32px;
  }

  .promo-content h2 {
    font-size: 26px;
  }

  .promo-lead,
  .promo-section-text {
    font-size: 16px;
  }

  .promo-logo-row {
    align-items: start;
  }

  .promo-hero-logo {
    width: 76px;
    height: 76px;
    border-radius: 18px;
  }

  .promo-hero-points,
  .promo-intent-grid,
  .promo-studyai-card {
    grid-template-columns: 1fr;
  }

  .promo-coupon {
    padding: 18px;
  }

  .promo-code-box {
    grid-template-columns: 1fr;
  }

  .promo-code-box strong {
    font-size: 26px;
  }

  .promo-button {
    width: 100%;
  }

  .promo-section {
    padding: 54px 0;
  }

  .promo-final {
    padding: 62px 0;
  }
}