/* Unified home achievement cards for every public theme. */
.home-achievements {
  --achievement-surface: var(--surface, var(--bg-card, #fff));
  --achievement-muted-surface: var(--surface-warm, var(--surface-soft, var(--bg-light, #f5f6f7)));
  --achievement-text: var(--text, var(--text-cream, #1f2937));
  --achievement-muted: var(--text-muted, var(--text-gray, #64748b));
  --achievement-accent: var(--primary, var(--terracotta, var(--blue, var(--accent-amber, #6d5bd0))));
  --achievement-border: var(--border, var(--line, rgba(15, 23, 42, 0.12)));
  padding: clamp(2rem, 5vw, 4rem) 0;
  color: var(--achievement-text);
}

/* Keep the original alternating section background. */
.home-achievements--student {
  background: var(--achievement-muted-surface);
}

.home-achievements__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.home-achievements__title {
  margin: 0;
  color: var(--achievement-text);
  font-family: var(--font-display, inherit);
  font-size: clamp(1.45rem, 3vw, 2rem);
  line-height: 1.2;
}

.home-achievements__link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.45rem;
  color: var(--achievement-accent);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.25;
  text-decoration: none;
}

.home-achievements__link:hover {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.home-achievements__link:focus-visible {
  outline: 3px solid var(--achievement-accent);
  outline-offset: 3px;
  border-radius: 0.35rem;
}

.home-achievements__link svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.home-achievements__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1.25rem, 2.4vw, 1.9rem);
}

/*
 * Stack + Shine is shared by all themes. The layer geometry matches the
 * approved reference; only the two paper colors change with the theme.
 */
[data-public-theme] .home-achievement-card {
  --achievement-stack-one: #d8d2c4;
  --achievement-stack-two: #cfc8b8;
  position: relative;
  isolation: isolate;
  min-width: 0;
  overflow: visible;
  border: 0;
  border-radius: 12px;
  background: transparent;
  box-shadow: none;
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-public-theme] .home-achievement-card::before,
[data-public-theme] .home-achievement-card::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  border-radius: 12px;
  pointer-events: none;
  transition: transform 0.4s ease;
}

[data-public-theme] .home-achievement-card::before {
  background: var(--achievement-stack-one);
  transform: rotate(4deg) translate(6px, 6px);
}

[data-public-theme] .home-achievement-card::after {
  background: var(--achievement-stack-two);
  transform: rotate(-3deg) translate(-5px, 7px);
}

[data-public-theme] .home-achievement-card__media {
  position: relative;
  z-index: 1;
  display: grid;
  width: 100%;
  aspect-ratio: 3 / 4;
  place-items: center;
  overflow: hidden;
  border: 0;
  border-radius: 12px;
  background: var(--achievement-surface);
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.15);
  cursor: zoom-in;
}

[data-public-theme] .home-achievement-card__media::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 0;
  left: -60%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  pointer-events: none;
  transform: skewX(-20deg);
}

[data-public-theme] .home-achievement-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  object-fit: contain;
  object-position: center;
}

/* Theme palettes for the two stacked paper layers. */
[data-public-theme="classic"] .home-achievement-card {
  --achievement-stack-one: #f3e2da;
  --achievement-stack-two: #dfc3b7;
}

[data-public-theme="docuart"] .home-achievement-card {
  --achievement-stack-one: #dceff0;
  --achievement-stack-two: #bfdde0;
}

[data-public-theme="mentor"] .home-achievement-card {
  --achievement-stack-one: #cce7e2;
  --achievement-stack-two: #afd5cf;
}

[data-public-theme="modern"] .home-achievement-card {
  --achievement-stack-one: #f9f2db;
  --achievement-stack-two: #e8d99f;
}

[data-public-theme="node"] .home-achievement-card {
  --achievement-stack-one: #ffe8e2;
  --achievement-stack-two: #ffd0c5;
}

[data-public-theme="prima"] .home-achievement-card {
  --achievement-stack-one: #fce7f3;
  --achievement-stack-two: #f7c9e0;
}

[data-public-theme="prime"] .home-achievement-card {
  --achievement-stack-one: #ffedd5;
  --achievement-stack-two: #fbd5a2;
}

[data-public-theme="spark"] .home-achievement-card {
  --achievement-stack-one: #ffe1da;
  --achievement-stack-two: #ffc7ba;
}

[data-public-theme="teacher"] .home-achievement-card {
  --achievement-stack-one: #dbeafe;
  --achievement-stack-two: #bed7f5;
}

[data-public-theme="vibe"] .home-achievement-card {
  --achievement-stack-one: #f8edd3;
  --achievement-stack-two: #ead5a9;
}

/* Teacher and Mentor use white card sections across their home pages. */
[data-public-theme="teacher"] .home-achievements,
[data-public-theme="mentor"] .home-achievements {
  margin-top: 22px;
  padding: 0;
  background: transparent;
}

[data-public-theme="teacher"] .home-achievements__container,
[data-public-theme="mentor"] .home-achievements__container {
  width: 100%;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface, #fff);
  box-shadow: var(--shadow-soft);
  box-sizing: border-box;
}

[data-public-theme="teacher"] .home-achievements__header {
  margin-bottom: 16px;
}

[data-public-theme="mentor"] .home-achievements {
  margin-top: 28px;
}

[data-public-theme="mentor"] .home-achievements__container {
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius-lg);
}

[data-public-theme="mentor"] .home-achievements__header {
  margin-bottom: 22px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--line);
}

@keyframes achievement-shine-sweep {
  to {
    left: 130%;
  }
}

@media (hover: hover) and (pointer: fine) {
  [data-public-theme] .home-achievement-card:hover {
    transform: translateY(-6px);
  }

  [data-public-theme] .home-achievement-card:hover::before {
    transform: rotate(7deg) translate(10px, 10px);
  }

  [data-public-theme] .home-achievement-card:hover::after {
    transform: rotate(-6deg) translate(-9px, 11px);
  }

  [data-public-theme] .home-achievement-card:hover .home-achievement-card__media::after {
    animation: achievement-shine-sweep 800ms ease;
  }
}

@media (max-width: 980px) {
  .home-achievements__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .home-achievements {
    padding: 1.75rem 0;
  }

  .home-achievements__header {
    align-items: flex-start;
    flex-direction: column;
  }

  .home-achievements__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  [data-public-theme] .home-achievement-card {
    width: min(calc(100% - 1.25rem), 28rem);
    margin-inline: auto;
  }

  [data-public-theme="teacher"] .home-achievements__container {
    padding: 16px;
  }

  [data-public-theme="mentor"] .home-achievements {
    margin-top: 20px;
  }

  [data-public-theme="mentor"] .home-achievements__container {
    padding: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-public-theme] .home-achievement-card,
  [data-public-theme] .home-achievement-card::before,
  [data-public-theme] .home-achievement-card::after,
  [data-public-theme] .home-achievement-card__media::after {
    animation: none;
    transition: none;
  }

  [data-public-theme] .home-achievement-card:hover {
    transform: none;
  }

  [data-public-theme] .home-achievement-card:hover::before {
    transform: rotate(4deg) translate(6px, 6px);
  }

  [data-public-theme] .home-achievement-card:hover::after {
    transform: rotate(-3deg) translate(-5px, 7px);
  }
}