/* ===== Landing Page Styles ===== */

/* Hero */
.kf-hero {
  padding: 4rem 0 2rem;
  text-align: center;
  background: linear-gradient(135deg, var(--md-primary-fg-color--light) 0%, var(--md-primary-fg-color) 100%);
  color: var(--md-primary-bg-color);
}

.kf-hero__logo {
  margin-bottom: 1rem;
}

.kf-hero__title {
  font-size: 3rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.kf-hero__subtitle {
  font-size: 1.5rem;
  font-weight: 400;
  opacity: 0.95;
  margin: 0 0 1rem;
}

.kf-hero__tagline {
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto 2rem;
  opacity: 0.9;
  line-height: 1.6;
}

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

.kf-hero__actions .md-button {
  color: var(--md-primary-bg-color);
  border-color: var(--md-primary-bg-color);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.8em 1.4em;
}

.kf-hero__actions .md-button--primary {
  background-color: var(--md-primary-bg-color);
  color: var(--md-primary-fg-color);
  border-color: var(--md-primary-bg-color);
}

.kf-hero__actions .md-button--primary:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

/* Stats bar */
.kf-stats {
  padding: 2rem 0;
  background: var(--md-default-bg-color);
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}

.kf-stats__inner {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.kf-stats__item {
  text-align: center;
}

.kf-stats__number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
}

.kf-stats__label {
  font-size: 0.85rem;
  color: var(--md-default-fg-color--light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Section titles */
.kf-section__title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.kf-section__desc {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2rem;
  color: var(--md-default-fg-color--light);
  font-size: 1rem;
  line-height: 1.6;
}

/* Features grid */
.kf-features {
  padding: 4rem 0;
}

.kf-features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.kf-feature {
  padding: 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  transition: box-shadow 0.2s;
}

.kf-feature:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.kf-feature h3 {
  margin-top: 0;
  font-size: 1.3rem;
  color: var(--md-primary-fg-color);
}

.kf-feature p {
  color: var(--md-default-fg-color--light);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 0;
}

/* Benchmark */
.kf-benchmark {
  padding: 4rem 0;
  background: var(--md-code-bg-color);
}

.kf-benchmark__chart {
  display: block;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 0.5rem;
}

.kf-benchmark__link {
  margin-top: 1rem;
  text-align: center;
}

.kf-benchmark__link a {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 600;
}

/* Scan targets */
.kf-targets {
  padding: 4rem 0;
}

.kf-targets__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.kf-target {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  min-width: 80px;
}

.kf-target span {
  font-size: 0.8rem;
  color: var(--md-default-fg-color--light);
  text-align: center;
}

/* Install section */
.kf-install {
  padding: 4rem 0;
  background: var(--md-code-bg-color);
}

.kf-install__tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.kf-install__tab {
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
}

.kf-install__tab h4 {
  margin: 0 0 0.5rem;
  color: var(--md-primary-fg-color);
}

.kf-install__tab .highlight {
  margin: 0;
}

.kf-install__tab pre {
  margin: 0;
  padding: 0.5rem;
  font-size: 0.85rem;
  overflow-x: auto;
}

.kf-install__cta {
  text-align: center;
  margin-top: 2rem;
}

.kf-install__cta .md-button {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.8em 1.4em;
}

/* ===== Rules Table ===== */

.rules-search {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.5rem;
  font-size: 1rem;
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color);
  margin-bottom: 1rem;
  box-sizing: border-box;
}

.rules-search:focus {
  outline: 2px solid var(--md-primary-fg-color);
  border-color: var(--md-primary-fg-color);
}

.rules-count {
  color: var(--md-default-fg-color--light);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* Responsive */
@media screen and (max-width: 768px) {
  .kf-hero__title {
    font-size: 2rem;
  }
  .kf-hero__subtitle {
    font-size: 1.2rem;
  }
  .kf-stats__inner {
    gap: 1.5rem;
  }
  .kf-stats__number {
    font-size: 1.5rem;
  }
  .kf-features__grid {
    grid-template-columns: 1fr;
  }
  .kf-install__tabs {
    grid-template-columns: 1fr;
  }
}