/* ========================================
   Coralhymn Website - Page-Specific Styles
   Software List, Portfolio, Project Detail
   ======================================== */

/* ========== Software List Page (dh.html) ========== */
.page-container {
  padding: 8rem 5% 4rem;
  max-width: 1280px;
  margin: 0 auto;
  min-height: 100vh;
}

.page-title {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 900;
  line-height: 0.80;
  margin-bottom: var(--space-2);
}

.page-subtitle {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--secondary-text);
  margin-bottom: var(--space-4);
}

.filter-tabs {
  display: flex;
  gap: 1rem;
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.filter-tab {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 8px 16px;
  border-radius: var(--radius-feature);
  background: var(--surface-slate);
  color: var(--muted-text);
  border: none;
  cursor: pointer;
  transition: all 150ms ease;
}

.filter-tab:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--absolute-black);
}

.filter-tab.active {
  background: var(--jelly-mint);
  color: var(--absolute-black);
}

.software-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.software-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-2);
  align-items: start;
  padding: var(--space-3);
  background: var(--surface-slate);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: none;
}

.software-item:hover {
  border-color: var(--jelly-mint);
}

.software-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-feature);
  background: var(--jelly-mint);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--absolute-black);
}

.software-info h3 {
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.0;
  margin-bottom: 0.5rem;
}

.software-info p {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--secondary-text);
  margin-bottom: 0.5rem;
}

.software-meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.software-date {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.1px;
  color: var(--secondary-text);
}

/* ========== Portfolio Page (portfolio.html) ========== */
.portfolio-filters {
  display: flex;
  gap: 1rem;
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 8px 16px;
  border-radius: var(--radius-feature);
  background: var(--surface-slate);
  color: var(--muted-text);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all 150ms ease;
}

.filter-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--hazard-white);
}

.filter-btn.active {
  background: var(--jelly-mint);
  color: var(--absolute-black);
  border-color: var(--jelly-mint);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--surface-slate);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 150ms ease;
  cursor: pointer;
}

.portfolio-item:hover {
  border-color: var(--jelly-mint);
  transform: translateY(-4px);
}

.portfolio-image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  background: linear-gradient(135deg, var(--surface-slate), var(--canvas-black));
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(19, 19, 19, 0.95), transparent);
  padding: var(--space-3) var(--space-2) var(--space-2);
  transform: translateY(calc(100% - 75px));
  transition: transform 200ms ease;
}

.portfolio-item:hover .portfolio-overlay {
  transform: translateY(0);
}

.portfolio-title {
  font-family: var(--font-ui);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.0;
  margin-bottom: 0.5rem;
  color: var(--hazard-white);
}

.portfolio-category {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--jelly-mint);
  margin-bottom: 0.5rem;
}

.portfolio-description {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.4;
  color: var(--secondary-text);
}

.portfolio-link-icon {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--jelly-mint);
  color: var(--absolute-black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  opacity: 0;
  transform: scale(0.8);
  transition: all 150ms ease;
}

.portfolio-item:hover .portfolio-link-icon {
  opacity: 1;
  transform: scale(1);
}

.portfolio-item.clickable:hover {
  box-shadow: 0 0 0 2px var(--jelly-mint);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-6) var(--space-2);
  color: var(--secondary-text);
}

.empty-state i {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.3;
}

.empty-state h3 {
  font-family: var(--font-ui);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--space-1);
  color: var(--hazard-white);
}

.empty-state p {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
}

/* ========== Project Detail Pages (data/project-*.html) ========== */
.project-detail {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-4) 5%;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--jelly-mint);
  margin-bottom: var(--space-3);
  transition: color 150ms ease;
}

.back-link:hover {
  color: var(--deep-link-blue);
}

.project-hero {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-feature);
  margin-bottom: var(--space-3);
  background: linear-gradient(135deg, var(--surface-slate), var(--canvas-black));
}

.project-header {
  margin-bottom: var(--space-4);
}

.project-category {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--jelly-mint);
  margin-bottom: var(--space-1);
}

.project-header .project-title {
  font-family: var(--font-display);
  font-size: 3.75rem;
  font-weight: 900;
  line-height: 0.80;
  margin-bottom: var(--space-2);
}

.project-meta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
  padding: var(--space-2);
  background: var(--surface-slate);
  border-radius: var(--radius-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.meta-item {
  flex: 1;
  min-width: 150px;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--secondary-text);
  margin-bottom: 0.25rem;
}

.meta-value {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  color: var(--hazard-white);
}

.project-content {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.8;
  color: var(--muted-text);
}

.project-content h2 {
  font-family: var(--font-ui);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.0;
  color: var(--hazard-white);
  margin: var(--space-3) 0 var(--space-2);
}

.project-content p {
  margin-bottom: var(--space-2);
}

.project-content ul {
  margin-left: var(--space-2);
  margin-bottom: var(--space-2);
}

.project-content li {
  margin-bottom: 0.5rem;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2);
  margin: var(--space-3) 0;
}

.gallery-image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--radius-card);
  background: var(--surface-slate);
}

.project-links {
  display: flex;
  gap: 1rem;
  margin-top: var(--space-4);
  flex-wrap: wrap;
}