/* ==========================================================================
   achievements.css — page-specific styles for achievements.html.
   Requires base styles, tokens, and navigation styling from css/style.css.
   ========================================================================== */

/* ---------- Hero Section Slider ------------------------------------------ */
.achievements-hero-slider {
  position: relative;
  height: clamp(480px, 60vh, 640px);
  width: 100%;
  background: #0d0c0b;
  overflow: hidden;
}

.achievements-slides-wrap {
  width: 100%;
  height: 100%;
  position: relative;
}

.achievements-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  z-index: 1;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
  display: flex;
  align-items: center;
}

.achievements-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.achievements-slide__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0.32; /* Deep overlay for text contrast */
  transition: transform 6s var(--ease-out);
  z-index: 1;
}

.achievements-slide__bg--fallback {
  background-color: var(--kletu-deep-red);
  opacity: 0.15;
}

.achievements-slide.active .achievements-slide__bg {
  transform: scale(1.04);
}

.achievements-slide__content {
  position: relative;
  z-index: 2;
  padding: 120px 24px 72px;
  max-width: 860px;
}

.achievements-slide__eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kletu-nutmeg);
  margin-bottom: 20px;
  opacity: 0;
  transform: translateY(15px);
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out);
}

.achievements-slide.active .achievements-slide__eyebrow {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.2s;
}

.achievements-slide__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--bg-white);
  margin: 0 0 20px;
  text-wrap: balance;
  opacity: 0;
  transform: translateY(20px);
  transition: transform 0.7s var(--ease-out), opacity 0.7s var(--ease-out);
}

.achievements-slide__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--kletu-nutmeg);
}

.achievements-slide.active .achievements-slide__title {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.3s;
}

.achievements-slide__lead {
  font-size: clamp(1.125rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  color: var(--border);
  margin: 0 0 36px;
  max-width: 680px;
  opacity: 0;
  transform: translateY(15px);
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out);
}

.achievements-slide.active .achievements-slide__lead {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.4s;
}

.achievements-slide__actions {
  opacity: 0;
  transform: translateY(15px);
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out);
}

.achievements-slide.active .achievements-slide__actions {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.5s;
}

/* Slider navigation arrows */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.3s, border-color 0.3s, transform 0.15s;
}

.slider-arrow:hover {
  background: var(--kletu-deep-red);
  border-color: var(--kletu-deep-red);
}

.slider-arrow:active {
  transform: translateY(-50%) scale(0.95);
}

.slider-arrow i {
  font-size: 1.25rem;
}

.slider-arrow--prev {
  left: 32px;
}

.slider-arrow--next {
  right: 32px;
}

/* Slider pagination dots */
.slider-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s, transform 0.3s;
}

.slider-dot.active {
  background: var(--kletu-nutmeg);
  transform: scale(1.2);
}

@media (max-width: 768px) {
  .achievements-hero-slider {
    height: 480px;
  }
  .slider-arrow {
    display: none; /* Hide arrows on mobile for clean screen spacing */
  }
  .achievements-slide__content {
    padding-top: 100px;
  }
}

/* ---------- Statistics Counters Strip ------------------------------------- */
.achievements-stats {
  padding: 40px 24px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--container);
  margin: 0 auto;
}

.stat-card {
  text-align: center;
  padding: 16px;
  border-right: 1px solid rgba(0, 0, 0, 0.06);
}

.stat-card:last-child {
  border-right: none;
}

.stat-number {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1;
  color: var(--kletu-deep-red);
  margin-bottom: 8px;
}

.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .stat-card {
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    padding-bottom: 20px;
  }
  .stat-card:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
}

/* ---------- Listing & Filtering Layout ------------------------------------- */
.achievements-section {
  background: var(--bg-white);
  padding: 80px 24px;
}

.achievements-controls {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  margin-bottom: 56px;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
}

/* Live Search Styling */
.achievements-search {
  position: relative;
  flex: 0 1 360px;
}

.achievements-search i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--kletu-quicksand);
  font-size: 1.1rem;
  pointer-events: none;
}

.achievements-search input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--bg-canvas);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.achievements-search input:focus {
  outline: none;
  border-color: var(--kletu-deep-red);
  background: var(--bg-white);
  box-shadow: 0 0 0 3px rgba(107, 23, 13, 0.08);
}

/* Category Filter Pills */
.achievements-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: var(--bg-canvas);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: all 0.3s var(--ease-out);
}

.filter-pill:hover {
  border-color: var(--kletu-deep-red);
  color: var(--kletu-deep-red);
}

.filter-pill.active {
  background: var(--kletu-deep-red);
  border-color: var(--kletu-deep-red);
  color: var(--bg-white);
  box-shadow: 0 4px 12px rgba(107, 23, 13, 0.15);
}

@media (max-width: 768px) {
  .achievements-controls {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
  }
  .achievements-search {
    flex: 1 1 auto;
  }
}

/* ---------- Grid Layout --------------------------------------------------- */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 36px;
  max-width: var(--container);
  margin: 0 auto;
}

@media (max-width: 480px) {
  .achievements-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Achievement Card ---------------------------------------------- */
.achievement-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-canvas);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 100%;
  transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.achievement-card__link,
.achievement-card__link-disabled {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
}

.achievement-card__link-disabled {
  cursor: default;
}

.achievement-card:hover {
  border-color: rgba(107, 23, 13, 0.25);
  box-shadow: var(--shadow-elevated);
  transform: translateY(-4px);
}

.achievement-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--kletu-ivory);
}

.achievement-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.achievement-card:hover .achievement-card__media img {
  transform: scale(1.05);
}

/* Dynamic badge overlay on image */
.achievement-card__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(107, 23, 13, 0.95);
  color: var(--bg-white);
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  z-index: 2;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  backdrop-filter: blur(4px);
}

.achievement-card__badge i {
  font-size: 0.75rem;
  color: var(--kletu-nutmeg);
}

.achievement-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.achievement-card__date {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--kletu-quicksand);
  margin-bottom: 12px;
}

.achievement-card__date i {
  font-size: 0.85rem;
}

.achievement-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
  margin: 0 0 12px;
  transition: color 0.3s;
}

.achievement-card:hover .achievement-card__title {
  color: var(--kletu-deep-red);
}

.achievement-card__description {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 24px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.achievement-card__cta {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--kletu-deep-red);
  transition: gap 0.2s var(--ease-out);
}

.achievement-card:hover .achievement-card__cta {
  gap: 12px;
}

.achievement-card__cta i {
  font-size: 0.9rem;
}

/* ---------- Scroll Reveal Animations -------------------------------------- */
.achievement-card.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.achievement-card.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger transition delays */
.achievement-card.reveal.is-visible[style*="--reveal-index: '0'"],
.achievement-card.reveal.is-visible[style*="--reveal-index: 0"] { transition-delay: 0s; }
.achievement-card.reveal.is-visible[style*="--reveal-index: '1'"],
.achievement-card.reveal.is-visible[style*="--reveal-index: 1"] { transition-delay: 0.15s; }
.achievement-card.reveal.is-visible[style*="--reveal-index: '2'"],
.achievement-card.reveal.is-visible[style*="--reveal-index: 2"] { transition-delay: 0.3s; }

/* ---------- Empty State --------------------------------------------------- */
.achievements-empty {
  text-align: center;
  padding: 80px 24px;
  background: var(--bg-canvas);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-lg);
  max-width: 600px;
  margin: 0 auto;
}

.achievements-empty i {
  font-size: 3rem;
  color: var(--kletu-nutmeg);
  margin-bottom: 16px;
}

.achievements-empty p {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--text-secondary);
}