/* kollect docs — brand palette (#326CE5 / #18B6A3); dark (slate) is default */

[data-md-color-scheme="default"] {
  --md-primary-fg-color: #326ce5;
  --md-primary-fg-color--light: #5b8aed;
  --md-primary-fg-color--dark: #2859c7;
  --md-accent-fg-color: #18b6a3;
  --md-accent-fg-color--transparent: rgba(24, 182, 163, 0.1);
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #326ce5;
  --md-primary-fg-color--light: #5b8aed;
  --md-primary-fg-color--dark: #2859c7;
  --md-accent-fg-color: #18b6a3;
  --md-accent-fg-color--transparent: rgba(24, 182, 163, 0.1);
  --md-default-bg-color: #081a4b;
  --md-default-bg-color--light: #0c2258;
  --md-default-bg-color--lighter: #122a66;
  --md-default-bg-color--lightest: #1a3578;
}

/* Subtle brand border on the light header only */
[data-md-color-scheme="default"] .md-header {
  border-bottom: 1px solid rgba(50, 108, 229, 0.18);
}

/*
 * Theme-aware logos (Material palette toggle: default ↔ slate)
 * - Header symbol: dark on light palette, light on slate
 * - Overview hero stacked lockup: dark on light palette, light on slate
 */
[data-md-color-scheme="default"] .md-header__button.md-logo img {
  content: url("../assets/branding/kollect-symbol-dark.svg");
}

[data-md-color-scheme="slate"] .md-header__button.md-logo img {
  content: url("../assets/branding/kollect-symbol-light.svg");
}

/* Stacked hero logo includes wordmark — hide Material's auto-injected page title */
.md-content__inner > h1:has(+ .kollect-hero) {
  display: none;
}

.kollect-hero {
  text-align: center;
  padding: 2.5rem 1rem 2rem;
  margin: -0.5rem -0.8rem 2rem;
  border-radius: 0.4rem;
  background: linear-gradient(
    145deg,
    rgba(50, 108, 229, 0.1) 0%,
    rgba(24, 182, 163, 0.05) 55%,
    transparent 100%
  );
}

[data-md-color-scheme="slate"] .kollect-hero {
  background: linear-gradient(
    145deg,
    rgba(50, 108, 229, 0.18) 0%,
    rgba(24, 182, 163, 0.08) 55%,
    rgba(8, 26, 75, 0.4) 100%
  );
}

.kollect-hero-logo {
  display: block;
  width: min(14rem, 55vw);
  max-width: 720px;
  height: auto;
  margin: 0 auto 0.75rem;
  border-radius: 0.45rem;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.12);
}

[data-md-color-scheme="default"] .kollect-hero-logo {
  content: url("../assets/branding/kollect-logo-stacked-dark.png");
}

[data-md-color-scheme="slate"] .kollect-hero-logo {
  content: url("../assets/branding/kollect-logo-stacked-light.png");
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.28);
}

.kollect-hero p {
  font-size: 1.05rem;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.92;
}

.kollect-badges {
  display: block;
  text-align: center;
  margin: 0 auto 1rem;
  line-height: 1.6;
}

.kollect-badges img {
  display: inline;
  height: 1.25rem;
  margin: 0.15rem 0.2rem;
  vertical-align: middle;
}

.kollect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

.kollect-card {
  padding: 1.1rem 1.25rem;
  border-radius: 0.35rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  background: var(--md-code-bg-color);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.kollect-card:hover {
  border-color: var(--md-accent-fg-color);
  transform: translateY(-2px);
}

.kollect-card h3 {
  margin-top: 0;
  font-size: 1rem;
}

/* Slightly stronger tab underline on dark palette */
[data-md-color-scheme="slate"] .md-tabs__link--active {
  opacity: 1;
}

/* Branded illustrations — authored for Deep Navy #081A4B canvas */
.kollect-illus {
  display: block;
  width: 100%;
  max-width: min(100%, 720px);
  height: auto;
  margin: 1.25rem auto 1.75rem;
  border-radius: 0.35rem;
}

.kollect-illus--wide {
  max-width: min(100%, 720px);
}

.kollect-illus--portrait {
  max-width: min(100%, 20rem);
}

[data-md-color-scheme="slate"] .kollect-illus {
  border: 1px solid rgba(50, 108, 229, 0.22);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.22);
}

[data-md-color-scheme="default"] .kollect-illus {
  border: 1px solid rgba(50, 108, 229, 0.15);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.08);
}