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

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

article p, article li {
  line-height: 1.8;
}

#logo {
  margin-right: 0.5rem;
}

.container {
  max-width: 1400px;
}

/* Landing page: remove container constraints */
body[data-layout="landing"] > main {
  max-width: 100%;
  padding: 0;
}

body[data-layout="landing"] > main > .content {
  max-width: 100%;
  padding: 0;
}

body[data-layout="landing"] > main > .content > article {
  max-width: 100%;
  padding: 0;
}

/* Hero - full-bleed background */
.landing-hero {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  padding: 3rem 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.88) 0%,
    rgba(0, 0, 0, 0.5) 40%,
    rgba(0, 0, 0, 0) 100%
  );
}

.hero-card {
  position: relative;
  z-index: 1;
  color: #e6edf3;
}

.hero-card > * {
  max-width: 650px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  color: #fff;
}

.hero-tagline {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin: 0 0 1.75rem;
}

.hero-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.btn-primary-landing {
  display: inline-block;
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none !important;
  background: #4f46e5;
  color: #fff !important;
  transition: background 0.15s ease, transform 0.15s ease;
}

.btn-primary-landing:hover {
  background: #4338ca;
  transform: translateY(-1px);
}

.btn-secondary-hero {
  display: inline-block;
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none !important;
  background: rgba(255, 255, 255, 0.12);
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: background 0.15s ease, transform 0.15s ease;
}

.btn-secondary-hero:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-secondary-landing {
  display: inline-block;
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none !important;
  background: transparent;
  color: var(--bs-body-color) !important;
  border: 2px solid var(--bs-border-color);
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.btn-secondary-landing:hover {
  border-color: #4f46e5;
  transform: translateY(-1px);
}

.hero-subtitle {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

.hero-subtitle a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-weight: 600;
}

.hero-subtitle a:hover {
  color: #fff;
  text-decoration: underline;
}

/* Features - 3 columns: [image card] [image card] [4 stacked text cards] */
.landing-features {
  padding: 4rem 0;
  border-top: 1px solid var(--bs-border-color);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
}

.feature-card-img img {
  width: 100%;
  border-radius: 10px;
  margin-bottom: 0.75rem;
}

.feature-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.feature-card p {
  color: var(--bs-secondary-color);
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
}

.feature-card-text-group {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.feature-card-text {
  padding-left: 1rem;
  border-left: 3px solid #4f46e5;
}

/* Code showcase */
.landing-showcase {
  padding: 4rem 0;
  border-top: 1px solid var(--bs-border-color);
}

.showcase-tabs {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--bs-border-color);
  padding-bottom: 0;
}

.showcase-tab {
  padding: 0.6rem 1.25rem;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--bs-secondary-color);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}

.showcase-tab:hover {
  color: var(--bs-body-color);
}

.showcase-tab.active {
  color: #4f46e5;
  border-bottom-color: #4f46e5;
}

.showcase-progress {
  height: 3px;
  background: var(--bs-border-color);
  width: 100%;
  margin-top: -2px;
}

.showcase-progress-fill {
  height: 100%;
  width: 0%;
  background: #4f46e5;
}

.showcase-panel {
  display: none;
  grid-template-columns: 1fr 1.5fr;
  gap: 2.5rem;
  align-items: start;
}

.showcase-panel.active {
  display: grid;
}

.showcase-text {
  padding-top: 0.5rem;
}

.showcase-heading {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.showcase-text p {
  color: var(--bs-secondary-color);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.showcase-text ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.showcase-text li {
  padding: 0.3rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--bs-secondary-color);
  font-size: 0.95rem;
}

.showcase-text li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #4f46e5;
  font-weight: 700;
}

.showcase-code {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--bs-border-color);
  background: var(--bs-tertiary-bg);
}

.showcase-code pre {
  margin: 0;
  border: none;
  border-radius: 0;
}

.showcase-code pre + pre {
  border-top: 1px solid var(--bs-border-color);
}

.showcase-code code {
  font-size: 0.85rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .showcase-panel.active {
    grid-template-columns: 1fr;
  }

  .showcase-tabs {
    gap: 0;
  }

  .showcase-tab {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }
}

/* Migration callout */
.landing-migration {
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid var(--bs-border-color);
  background: var(--bs-tertiary-bg);
}

.migration-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.landing-migration p {
  color: var(--bs-secondary-color);
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.landing-migration a:not(.btn-secondary-landing) {
  color: #4f46e5;
  font-weight: 600;
}

/* CTA - inverted primary background */
.landing-cta {
  text-align: center;
  padding: 4.5rem 0;
  background: #4f46e5;
  color: #fff;
}

.cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: #fff;
}

.landing-cta p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.btn-cta {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none !important;
  background: #fff;
  color: #4f46e5 !important;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
  .landing-hero {
    min-height: 400px;
    padding: 2rem 0;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-tagline {
    font-size: 1rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 992px) and (min-width: 769px) {
  .features-grid {
    grid-template-columns: 1fr 1fr;
  }
}