/* =============================================================
   PRODUCTS SECTION — §2e Products Grid
   Owned by: Agent C
   Depends on: styles/tokens.css, styles/components.css
   (.card, .card--featured, .badge, .btn primitives come from
   components.css — only section-specific overrides live here)
   ============================================================= */


/* =============================================================
   SECTION WRAPPER
   ============================================================= */

.products {
  /* Mobile-first: 48px */
  padding-block: var(--space-12);
}

@media (min-width: 768px) {
  .products {
    padding-block: var(--space-20); /* 80px — tablet + desktop */
  }
}


/* =============================================================
   INNER CONTAINER
   ============================================================= */

.products__container {
  max-width: var(--max-content); /* 1100 px */
  margin-inline: auto;
  padding-inline: var(--space-6); /* 24 px gutters */
}


/* =============================================================
   HEADING & INTRO
   ============================================================= */

.products__heading {
  font-size: var(--fs-h2-mobile); /* 24 px mobile */
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-3); /* 12 px */
}

@media (min-width: 768px) {
  .products__heading {
    font-size: var(--fs-h2); /* 32 px */
  }
}

.products__intro {
  font-size: var(--fs-body-sm); /* 14 px */
  color: var(--color-text-secondary);
  margin-bottom: var(--space-10); /* 40 px */
  line-height: 1.5;
}


/* =============================================================
   GRID
   ============================================================= */

.products-grid {
  display: grid;
  grid-template-columns: 1fr; /* Mobile: 1 column */
  gap: var(--space-4);        /* 16px on mobile */
}

@media (min-width: 640px) {
  .products-grid {
    gap: var(--space-6); /* 24px on larger screens */
  }
}

@media (min-width: 768px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}


/* =============================================================
   PRODUCT CARD — section-specific layout
   Base surface, border, radius, padding come from .card
   ============================================================= */

.products-card {
  /* Ensure the CTA button sits at the bottom of every card
     regardless of description length. */
  justify-content: flex-start;
}


/* =============================================================
   CARD MEDIA (image wrapper)
   ============================================================= */

.products-card__media {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: #e2e6e9;
}

.products-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* =============================================================
   CARD NAME
   ============================================================= */

.products-card__name {
  font-size: var(--fs-body);   /* 16 px */
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.35;
  margin: 0;
}


/* =============================================================
   CARD DESCRIPTION
   No truncation — full text always visible
   ============================================================= */

.products-card__desc {
  font-size: var(--fs-body-sm); /* 14 px */
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}


/* =============================================================
   CARD FOOTER ROW (price + COA link)
   ============================================================= */

.products-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}


/* =============================================================
   PRICE
   .mono utility (font-family: var(--font-mono)) applied in HTML
   ============================================================= */

.products-card__price {
  font-weight: 700;
  font-size: var(--fs-h3);     /* 20 px */
  color: var(--color-text-primary);
  margin: 0;
  line-height: 1.2;
}


/* =============================================================
   PRICE GROUP (Recovery Stack — price + savings note stacked)
   ============================================================= */

.products-card__price-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1); /* 4 px */
}

.products-card__price-savings {
  font-size: var(--fs-floor);       /* 12 px */
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.4;
}


/* =============================================================
   COA LINK
   Hidden by default until PDFs are available; unhide per card
   ============================================================= */

.products-card__coa {
  font-size: var(--fs-body-sm);  /* 14 px */
  color: var(--color-accent);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.products-card__coa:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* [hidden] attribute hides the element; this rule ensures it
   overrides any display value set by other rules. */
.products-card__coa[hidden] {
  display: none;
}


/* =============================================================
   RUO MICRO DISCLAIMER
   ============================================================= */

.products-card__ruo {
  font-size: var(--fs-floor);       /* 12 px — minimum permitted size */
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
  /* Pushed to the bottom of the card flex column */
  margin-top: auto;
}


/* =============================================================
   FEATURED CARD — Recovery Stack
   .card--featured already sets border-color: var(--color-accent)
   and position: relative; overflow: visible via components.css.
   Here we only add the 2 px border-width upgrade.
   ============================================================= */

.products-card--featured {
  border-width: 2px;
}

/* Desktop: span 2 of the 3 grid columns */
@media (min-width: 1024px) {
  .products-card--featured {
    grid-column: span 2;
  }
}


/* =============================================================
   FEATURE BADGE (the "Recovery Stack" pill anchored top-left)
   components.css provides: position: absolute; top: -12px;
   left: var(--space-6); z-index: 1.
   This block overrides .badge colour tokens to white-on-accent.
   ============================================================= */

.card__feature-badge {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  padding: 6px 12px;
  font-size: var(--fs-micro);   /* 13 px */
  letter-spacing: 0.06em;
}


/* =============================================================
   STACKS SECTION — §2f Research Stacks
   ============================================================= */

.stacks {
  padding-block: var(--space-12); /* 48px on mobile */
  background-color: var(--color-muted);
}

@media (min-width: 768px) {
  .stacks {
    padding-block: var(--space-20);
  }
}

.stacks__container {
  max-width: var(--max-content);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.stacks__heading {
  font-size: var(--fs-h2-mobile);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
  .stacks__heading {
    font-size: var(--fs-h2);
  }
}

.stacks__intro {
  font-size: var(--fs-body-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-10);
  line-height: 1.5;
}

.stacks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4); /* 16px on mobile */
}

@media (min-width: 480px) {
  .stacks-grid {
    gap: var(--space-6);
  }
}

@media (min-width: 480px) {
  .stacks-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .stacks-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}


/* =============================================================
   STACK CARD
   ============================================================= */

.stacks-card {
  gap: var(--space-4);
}

.stacks-card__media {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: #e2e6e9;
}

.stacks-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stacks-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.stacks-card__name {
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin: 0;
}

.stacks-card__components {
  font-size: var(--fs-body-sm);
  font-family: var(--font-mono);
  color: var(--color-accent);
  margin: 0;
  line-height: 1.4;
}

.stacks-card__desc {
  font-size: var(--fs-body-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.stacks-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

/* Stack badge variant — same accent colour as product badge */
.badge--stack {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  padding: 6px 12px;
  font-size: var(--fs-micro);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}