/* splash/docs/stylesheets/splash.css
   Splash page layout and branding overrides.
   Companion to splash/overrides/home.html.

   This file is loaded after colors.css, so all --pg-* variables are available.
*/

/* ============================================================
   SPLASH-SPECIFIC SEMANTIC TOKENS
   These reference the shared --pg-* variables from colors.css
   ============================================================ */
:root {
  /* Light theme semantic mappings */
  --splash-bg-page: var(--pg-bright-gray);
  --splash-bg-card: var(--pg-white);
  --splash-text-title: var(--pg-dark-green);
  --splash-text-body: var(--pg-gray-200);
  --splash-text-muted: var(--pg-gray-100);
  --splash-border: rgba(0, 0, 0, 0.08);
  --splash-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --splash-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
  --splash-btn-bg: var(--pg-green);
  --splash-btn-bg-hover: var(--pg-dark-green);
  --splash-btn-text: var(--pg-white);
  --splash-lock-color: var(--pg-metallic-blue);
  --splash-hero-bg: var(--pg-dark-green);
  --splash-hero-text: var(--pg-white);

  --card-radius: 12px;
  --card-padding: 1.75rem;
  --grid-gap: 1.5rem;
  --max-width: 1100px;
}

/* Dark mode - references dark mode variables from colors.css */
[data-md-color-scheme="slate"] {
  --splash-bg-page: var(--pg-bg-dark);
  --splash-bg-card: var(--pg-bg-dark-light);
  --splash-text-title: var(--pg-white);
  --splash-text-body: var(--pg-text-secondary-dark);
  --splash-text-muted: var(--pg-text-disabled-dark);
  --splash-border: rgba(255, 255, 255, 0.08);
  --splash-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  --splash-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.5);
  --splash-btn-bg: var(--pg-green-dark-mode);
  --splash-btn-bg-hover: var(--pg-green-light-dark-mode);
  --splash-lock-color: var(--pg-green-light-dark-mode);
  --splash-hero-bg: var(--pg-bg-dark);
  --splash-hero-text: var(--pg-text-primary-dark);
}

/* ============================================================
   HEADER - Inherits green styling from colors.css
   Hide nav/sidebar (not used on splash, single page)
   ============================================================ */
.md-nav,
.md-sidebar {
  display: none !important;
}

/* ============================================================
   PAGE LAYOUT
   ============================================================ */
.md-main {
  background: var(--splash-bg-page);
}

.md-main__inner {
  max-width: 100%;
  margin: 0;
  padding: 0;
}

.md-content {
  max-width: 100%;
  margin: 0;
  padding: 0;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.splash-hero {
  background: var(--splash-hero-bg);
  padding: 3rem 2rem;
  text-align: center;
}

.splash-hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* !important needed to override Material's default typography colors */
.splash-title {
  color: var(--splash-hero-text) !important;
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.02em;
}

.splash-subtitle {
  color: var(--splash-hero-text) !important;
  opacity: 0.85;
  font-size: 1.1rem;
  margin: 0;
}

/* ============================================================
   CARDS SECTION
   ============================================================ */
.splash-main {
  padding: 2.5rem 2rem 2rem;
}

.cards-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.splash-legend {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--splash-text-muted);
  margin: 0 0 1.25rem 0;
}

/* 6-column grid:
   Row 1: 3 cards, each spanning 2 columns
   Row 2: 2 cards centered (columns 2-3 and 4-5)
*/
.cards-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--grid-gap);
}

.card {
  grid-column: span 2;
}

.card:nth-child(4) {
  grid-column: 2 / span 2;
}

.card:nth-child(5) {
  grid-column: 4 / span 2;
}

/* ============================================================
   CARD STYLING
   ============================================================ */
.card {
  background: var(--splash-bg-card);
  border: 1px solid var(--splash-border);
  border-radius: var(--card-radius);
  box-shadow: var(--splash-shadow);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
  box-shadow: var(--splash-shadow-hover);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-name {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--splash-text-title);
  line-height: 1.2;
  margin: 0;
}

.lock-icon {
  flex-shrink: 0;
  color: var(--splash-lock-color);
  opacity: 0.85;
  align-self: center;
}

.card-desc {
  font-size: 0.925rem;
  line-height: 1.6;
  color: var(--splash-text-body);
  flex: 1;
  margin: 0;
}

/* !important needed to override Material's default link colors */
.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--splash-btn-bg);
  color: var(--splash-btn-text) !important;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: 6px;
  align-self: flex-start;
  text-decoration: none !important;
  transition: background 0.15s ease, transform 0.15s ease;
}

.card-cta:hover {
  background: var(--splash-btn-bg-hover);
  color: var(--splash-btn-text) !important;
  transform: translateX(2px);
}

/* Ensure arrow icon matches button text */
.card-cta svg,
.card-cta .arrow-icon {
  color: var(--splash-btn-text);
  stroke: var(--splash-btn-text);
}

.arrow-icon {
  transition: transform 0.15s ease;
}

.card-cta:hover .arrow-icon {
  transform: translateX(3px);
}

/* ============================================================
   FOOTER NOTE
   ============================================================ */
.splash-footer-note {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 2rem 2rem;
  text-align: center;
}

.splash-footer-note .help-text {
  font-size: 0.875rem;
  color: var(--splash-text-body);
  margin: 0;
}

.lock-icon-inline {
  color: var(--splash-lock-color);
  opacity: 0.7;
}

.splash-footer-note .help-text a {
  color: var(--splash-btn-bg);
  text-decoration: none;
  font-weight: 500;
}

.splash-footer-note .help-text a:hover {
  text-decoration: underline;
}

/* Footer inherits styling from colors.css */

/* ============================================================
   RESPONSIVE - TABLET
   ============================================================ */
@media (max-width: 900px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card,
  .card:nth-child(4),
  .card:nth-child(5) {
    grid-column: span 1;
  }

  .splash-title {
    font-size: 1.875rem;
  }

  .splash-hero {
    padding: 2.5rem 1.5rem;
  }

  .splash-main {
    padding: 2rem 1.5rem;
  }
}

/* ============================================================
   RESPONSIVE - MOBILE
   ============================================================ */
@media (max-width: 600px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .card,
  .card:nth-child(4),
  .card:nth-child(5) {
    grid-column: span 1;
  }

  .splash-title {
    font-size: 1.5rem;
  }

  .splash-subtitle {
    font-size: 1rem;
  }

  .splash-hero {
    padding: 2rem 1rem;
  }

  .splash-main {
    padding: 1.5rem 1rem;
  }

  .card {
    padding: 1.25rem;
  }
}