/* =====================================================
   COMPLETED PROJECTS PAGE — projects.css
   Premium dark navy & gold aesthetic
   ===================================================== */

/* ---- PAGE HERO ---- */
.cp-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-primary) 0%, #0a2540 50%, #071A2C 100%);
  padding-top: 90px;
}

.cp-hero-overlay {
  position: absolute;
  inset: 0;
  background: url('assets/skyline.png') center bottom/cover no-repeat;
  opacity: 0.08;
}

.cp-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 60px 20px;
  max-width: 800px;
}

.cp-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.08em;
  margin: 12px 0 20px;
  line-height: 1.1;
}

.cp-hero-desc {
  font-family: var(--font-sans-body);
  font-size: 1rem;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto 30px;
  line-height: 1.8;
}

.cp-hero-divider {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
}

.cp-hero-divider::before,
.cp-hero-divider::after {
  content: '';
  width: 80px;
  height: 1px;
  background: var(--color-gold);
  opacity: 0.5;
}

/* Particles */
.cp-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.cp-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--color-gold);
  border-radius: 50%;
  opacity: 0;
  animation: cpFloat linear infinite;
}

@keyframes cpFloat {
  0% { opacity: 0; transform: translateY(0) scale(0.5); }
  10% { opacity: 0.6; }
  90% { opacity: 0.3; }
  100% { opacity: 0; transform: translateY(-300px) scale(1.2); }
}

/* ---- FILTER BAR ---- */
.cp-filter-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
  padding: 0;
  position: sticky;
  top: 80px;
  z-index: 100;
}

.cp-filter-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  overflow-x: auto;
}

.cp-filter-btn {
  background: none;
  border: none;
  color: var(--text-gray);
  font-family: var(--font-sans-nav);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 18px 24px;
  cursor: pointer;
  transition: all 0.3s ease;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.cp-filter-btn:hover {
  color: var(--color-white);
  background: rgba(201, 165, 106, 0.05);
}

.cp-filter-btn.active {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

/* ---- STATS BAR ---- */
.cp-stats-bar {
  background: linear-gradient(90deg, #C9A56A 0%, #E8C87A 50%, #C9A56A 100%);
  padding: 28px 20px;
}

.cp-stats-container {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.cp-stat-item {}

.cp-stat-number {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--bg-primary);
  line-height: 1;
}

.cp-stat-number::after {
  content: '+';
}

.cp-stat-label {
  font-family: var(--font-sans-nav);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: rgba(7, 26, 44, 0.75);
  margin-top: 6px;
  text-transform: uppercase;
}

/* ---- PROJECT SECTION ---- */
.cp-project-section {
  padding: 80px 20px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.cp-project-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.cp-project-alt {
  background: var(--bg-secondary);
}

.cp-project-inner {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.cp-project-inner-rev {
  direction: ltr;
}

/* ---- GALLERY ---- */
.cp-project-gallery {
  position: sticky;
  top: 140px;
}

.cp-gallery-main {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 12px;
  aspect-ratio: 4/3;
  background: #0a1e35;
}

.cp-gallery-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.cp-gallery-main:hover .cp-gallery-main-img {
  transform: scale(1.03);
}

.cp-gallery-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-gold);
  color: var(--bg-primary);
  font-family: var(--font-sans-nav);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 6px 14px;
  border-radius: 2px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.cp-gallery-thumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.cp-gallery-thumb {
  width: calc(16.66% - 7px);
  min-width: 60px;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 2px;
  cursor: pointer;
  opacity: 0.55;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  flex: 1;
}

.cp-gallery-thumb:hover,
.cp-gallery-thumb.active {
  opacity: 1;
  border-color: var(--color-gold);
}

/* ---- PROJECT DETAILS ---- */
.cp-project-details {
  padding: 10px 0;
}

.cp-project-number {
  font-family: var(--font-serif);
  font-size: 5rem;
  font-weight: 700;
  color: rgba(201, 165, 106, 0.12);
  line-height: 1;
  display: block;
  margin-bottom: -20px;
  letter-spacing: -0.02em;
}

.cp-project-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.cp-tag {
  background: rgba(201, 165, 106, 0.1);
  border: 1px solid rgba(201, 165, 106, 0.3);
  color: var(--color-gold);
  font-family: var(--font-sans-nav);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  border-radius: 20px;
  text-transform: uppercase;
}

.cp-project-title {
  font-family: var(--font-sans-nav);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  line-height: 1.2;
}

.cp-project-subtitle {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-gold);
  font-style: italic;
  margin-bottom: 20px;
}

.cp-project-divider {
  width: 60px;
  height: 2px;
  background: var(--color-gold);
  margin-bottom: 24px;
}

.cp-project-desc {
  font-family: var(--font-sans-body);
  font-size: 0.93rem;
  color: var(--text-gray);
  line-height: 1.9;
  margin-bottom: 16px;
}

/* ---- META GRID ---- */
.cp-project-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
  padding: 24px;
  background: rgba(201, 165, 106, 0.04);
  border: 1px solid var(--border-light);
  border-radius: 4px;
}

.cp-meta-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.cp-meta-icon {
  width: 36px;
  height: 36px;
  background: rgba(201, 165, 106, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 0.8rem;
  flex-shrink: 0;
}

.cp-meta-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cp-meta-label {
  font-family: var(--font-sans-nav);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-gray);
  text-transform: uppercase;
}

.cp-meta-value {
  font-family: var(--font-sans-body);
  font-size: 0.88rem;
  color: var(--color-white);
  font-weight: 500;
}

.cp-status-done {
  color: #4CAF50 !important;
  font-weight: 600;
}

/* ---- PROJECT BUTTON ---- */
.cp-project-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}

/* ---- DOC LINKS ---- */
.cp-doc-links {
  margin-top: 24px;
  padding: 20px;
  background: rgba(201, 165, 106, 0.04);
  border: 1px solid var(--border-light);
  border-radius: 4px;
}

.cp-doc-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-gold);
  font-family: var(--font-sans-nav);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.cp-doc-btn {
  display: inline-block;
  margin: 4px 8px 4px 0;
  padding: 10px 18px;
  border: 1px solid rgba(201, 165, 106, 0.4);
  color: var(--color-gold);
  font-family: var(--font-sans-nav);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: 2px;
  transition: all 0.3s ease;
  text-decoration: none;
}

.cp-doc-btn:hover {
  background: var(--color-gold);
  color: var(--bg-primary);
}

.cp-doc-btn .fa-file-excel {
  color: #1D6F42;
}

.cp-doc-btn:hover .fa-file-excel {
  color: var(--bg-primary);
}

/* ---- EXTRA GALLERY SECTION ---- */
.cp-extra-gallery-section {
  padding: 80px 20px;
  background: #050f1a;
}

.cp-extra-gallery-header {
  max-width: 1300px;
  margin: 0 auto 40px;
  text-align: center;
}

.cp-extra-gallery-title {
  font-family: var(--font-sans-nav);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.06em;
  margin-top: 12px;
}

.cp-extra-grid {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.cp-extra-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  border-radius: 3px;
  cursor: pointer;
}

.cp-extra-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.cp-extra-card:hover img {
  transform: scale(1.08);
}

.cp-extra-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7,26,44,0.9) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: flex-end;
  padding: 16px;
}

.cp-extra-card:hover .cp-extra-overlay {
  opacity: 1;
}

.cp-extra-overlay span {
  font-family: var(--font-sans-nav);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  text-transform: uppercase;
}

/* ---- LIGHTBOX ---- */
.cp-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.95);
  align-items: center;
  justify-content: center;
}

.cp-lightbox.open {
  display: flex;
}

.cp-lightbox-backdrop {
  position: absolute;
  inset: 0;
}

.cp-lightbox-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 90vw;
  max-height: 90vh;
}

.cp-lightbox-img {
  max-width: 80vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.8);
}

.cp-lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2.5rem;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.cp-lightbox-close:hover { opacity: 1; }

.cp-lightbox-prev,
.cp-lightbox-next {
  background: rgba(201, 165, 106, 0.15);
  border: 1px solid rgba(201, 165, 106, 0.3);
  color: var(--color-gold);
  font-size: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.cp-lightbox-prev:hover,
.cp-lightbox-next:hover {
  background: var(--color-gold);
  color: var(--bg-primary);
}

/* ---- HIDDEN ON FILTER ---- */
.cp-project-section.hidden-filter {
  display: none;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .cp-project-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .cp-project-inner-rev .cp-project-details {
    order: 1;
  }

  .cp-project-inner-rev .cp-project-gallery {
    order: 2;
  }

  .cp-project-gallery {
    position: static;
  }

  .cp-stats-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .cp-extra-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .cp-project-meta-grid {
    grid-template-columns: 1fr;
  }

  .cp-gallery-thumb {
    width: calc(25% - 6px);
  }

  .cp-extra-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cp-filter-container {
    padding: 0 10px;
  }

  .cp-filter-btn {
    padding: 14px 16px;
    font-size: 0.65rem;
  }

  .cp-project-section {
    padding: 50px 20px;
  }
}

@media (max-width: 480px) {
  .cp-stats-container {
    grid-template-columns: repeat(2, 1fr);
  }

  .cp-extra-grid {
    grid-template-columns: 1fr 1fr;
  }

  .cp-gallery-thumbs {
    gap: 5px;
  }

  .cp-gallery-thumb {
    min-width: 50px;
  }
}