/* ── Hero Section ──────────────────────────────────────────────── */

.os-hero {
  background: linear-gradient(135deg, #1a237e 0%, #283593 35%, #3949ab 100%);
  color: white;
  padding: 6rem 2rem 5rem;
  text-align: center;
}

[data-md-color-scheme="slate"] .os-hero {
  background: linear-gradient(135deg, #0d1117 0%, #161b22 35%, #1a237e 100%);
}

.os-hero__inner {
  max-width: 900px;
  margin: 0 auto;
}

.os-hero__title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.os-hero__accent {
  color: #90caf9;
}

[data-md-color-scheme="slate"] .os-hero__accent {
  color: #7c4dff;
}

.os-hero__tagline {
  font-size: 1.3rem;
  opacity: 0.9;
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.6;
  font-weight: 300;
}

.os-hero__badges {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.os-hero__badges img {
  height: 22px;
}

.os-hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.os-hero__actions .md-button {
  border-radius: 8px;
  padding: 0.7em 2em;
  font-weight: 600;
  font-size: 1rem;
}

.os-hero__actions .md-button--primary {
  background-color: #7c4dff;
  border-color: #7c4dff;
  color: white;
}

.os-hero__actions .md-button--primary:hover {
  background-color: #651fff;
  border-color: #651fff;
}

.os-hero__actions .md-button:not(.md-button--primary) {
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

.os-hero__actions .md-button:not(.md-button--primary):hover {
  border-color: white;
  background-color: rgba(255, 255, 255, 0.1);
}

/* ── Features Grid ────────────────────────────────────────────── */

.os-features {
  padding: 5rem 2rem;
  background: var(--md-default-bg-color);
}

.os-features__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.os-features__title {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--md-default-fg-color);
}

.os-features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .os-features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .os-features__grid {
    grid-template-columns: 1fr;
  }

  .os-hero__title {
    font-size: 2.4rem;
  }

  .os-hero__tagline {
    font-size: 1.1rem;
  }
}

.os-feature {
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 12px;
  padding: 2rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.os-feature:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

[data-md-color-scheme="slate"] .os-feature:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.os-feature__icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: linear-gradient(135deg, #e8eaf6, #c5cae9);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

[data-md-color-scheme="slate"] .os-feature__icon {
  background: linear-gradient(135deg, #1a237e, #283593);
}

.os-feature__icon svg {
  width: 24px;
  height: 24px;
  fill: #3949ab;
}

[data-md-color-scheme="slate"] .os-feature__icon svg {
  fill: #90caf9;
}

.os-feature h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--md-default-fg-color);
}

.os-feature p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--md-default-fg-color--light);
  margin: 0;
}

/* ── Platforms Section ────────────────────────────────────────── */

.os-platforms {
  padding: 5rem 2rem;
  background: var(--md-code-bg-color);
}

.os-platforms__inner {
  max-width: 1100px;
  margin: 0 auto;
}

.os-platforms__title {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--md-default-fg-color);
}

.os-platforms__subtitle {
  text-align: center;
  font-size: 1.1rem;
  color: var(--md-default-fg-color--light);
  margin-bottom: 3rem;
}

.os-platforms__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

@media (max-width: 900px) {
  .os-platforms__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  .os-platforms__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.os-platform {
  text-align: center;
  padding: 1.5rem 1rem;
  border-radius: 12px;
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  transition: transform 0.2s ease;
}

.os-platform:hover {
  transform: translateY(-2px);
}

.os-platform h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--md-default-fg-color);
}

.os-platform p {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--md-default-fg-color--light);
  margin: 0;
}

/* ── Stats Section ────────────────────────────────────────────── */

.os-stats {
  padding: 4rem 2rem;
  background: var(--md-default-bg-color);
}

.os-stats__inner {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

@media (max-width: 600px) {
  .os-stats__inner {
    grid-template-columns: repeat(2, 1fr);
  }
}

.os-stat__number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--md-primary-fg-color);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.os-stat__label {
  font-size: 0.9rem;
  color: var(--md-default-fg-color--light);
  font-weight: 500;
}

/* ── CTA Section ──────────────────────────────────────────────── */

.os-cta {
  padding: 5rem 2rem;
  background: linear-gradient(135deg, #1a237e 0%, #283593 50%, #3949ab 100%);
  color: white;
  text-align: center;
}

[data-md-color-scheme="slate"] .os-cta {
  background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #1a237e 100%);
}

.os-cta__inner {
  max-width: 700px;
  margin: 0 auto;
}

.os-cta h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: white;
}

.os-cta p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.os-cta__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.os-cta__actions .md-button--primary {
  background-color: #7c4dff;
  border-color: #7c4dff;
  color: white;
}

.os-cta__actions .md-button--primary:hover {
  background-color: #651fff;
  border-color: #651fff;
}

.os-cta__actions .md-button:not(.md-button--primary) {
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

.os-cta__actions .md-button:not(.md-button--primary):hover {
  border-color: white;
  background-color: rgba(255, 255, 255, 0.1);
}

/* ── General Enhancements ─────────────────────────────────────── */

.md-header {
  backdrop-filter: blur(8px);
}

.md-tabs {
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}