/* KGN Enterprises - UI Components Responsive Stylesheet */
@import url('variables.css');

/* Responsive Utility Grid Classes */
.grid-3-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

@media (max-width: 991px) {
  .grid-3-col {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 24px;
  }
  .grid-2-col {
    grid-template-columns: 1fr !important;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .grid-3-col {
    grid-template-columns: 1fr !important;
    gap: 20px;
  }
  .tilt-card-wrapper {
    display: flex !important;
    flex-direction: column !important;
    gap: 20px !important;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  text-decoration: none;
  cursor: pointer;
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: all 0.3s ease;
  white-space: nowrap;
}

@media (max-width: 576px) {
  .btn {
    padding: 12px 22px;
    font-size: 0.85rem;
    width: 100%;
  }
}

.btn-primary {
  background: var(--color-primary);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  color: var(--color-primary-dark);
  background: var(--color-gold);
}

.btn-gold {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  color: var(--color-primary-dark);
  box-shadow: 0 4px 15px rgba(201, 168, 106, 0.35);
}

.btn-outline-gold {
  background: transparent;
  color: var(--color-gold);
  border: 1.5px solid var(--color-gold);
}

.btn-outline-gold:hover {
  background: var(--color-gold);
  color: var(--color-primary-dark);
}

/* 3D Tilt Card System */
.tilt-card-wrapper {
  perspective: 1000px;
  width: 100%;
}

.tilt-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  width: 100%;
}

@media (max-width: 576px) {
  .tilt-card {
    padding: 24px 18px;
  }
}

.tilt-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-gold);
}

.card-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(201, 168, 106, 0.12);
  border: 1px solid var(--color-border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-dark);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

/* Stats Counter Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 991px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 18px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
}

.stat-card {
  background: var(--color-card);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  width: 100%;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Section Responsiveness */
.hero-wrapper {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-primary-dark);
  color: #FFFFFF;
  overflow: hidden;
  padding: 130px 0 60px 0;
}

@media (max-width: 991px) {
  .hero-wrapper {
    min-height: auto;
    padding: 110px 0 50px 0;
  }
}

.hero-bg-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr !important;
    gap: 36px;
  }
}

.hero-3d-visual {
  position: relative;
  height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

@media (max-width: 768px) {
  .hero-3d-visual {
    height: 320px;
  }
}

@media (max-width: 480px) {
  .hero-3d-visual {
    height: 260px;
  }
}

.hero-image-layer {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(201, 168, 106, 0.3);
}

.hero-image-layer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-floating-badge {
  position: absolute;
  bottom: 20px;
  left: 10px;
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
  z-index: 3;
  max-width: 90%;
}

@media (max-width: 480px) {
  .hero-floating-badge {
    padding: 10px 14px;
    bottom: 10px;
    left: 5px;
  }
}

/* Portfolio & Project Cards Grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 991px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .project-grid {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 380px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  width: 100%;
}

@media (max-width: 576px) {
  .project-card {
    height: 300px;
  }
}

.project-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.project-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(31, 41, 55, 0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: #FFFFFF;
}

@media (max-width: 576px) {
  .project-card-overlay {
    padding: 16px;
  }
}

.project-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 4px;
}

.project-title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.25;
}

.project-card:hover .project-card-image {
  transform: scale(1.06);
}

/* Filter Tabs */
.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-gold);
}

/* Gallery Masonry Layout & Responsive Lightbox */
.gallery-masonry {
  columns: 3 300px;
  column-gap: 20px;
}

@media (max-width: 768px) {
  .gallery-masonry {
    columns: 1 !important;
    column-gap: 0;
  }
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 20px;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  width: 100%;
}

.gallery-item img {
  width: 100%;
  display: block;
  border-radius: var(--radius-md);
  transition: transform 0.5s ease;
}

.gallery-item-info {
  position: absolute;
  inset: 0;
  background: rgba(31, 41, 55, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  opacity: 0;
  transition: opacity 0.3s ease;
  padding: 16px;
  text-align: center;
}

.gallery-item:hover .gallery-item-info {
  opacity: 1;
}

/* Lightbox Responsive Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 20px;
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 70vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox-caption {
  margin-top: 14px;
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  text-align: center;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.lightbox-close {
  top: -50px;
  right: 0;
}

.lightbox-prev {
  left: -60px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
}

@media (max-width: 768px) {
  .lightbox-prev { left: 10px; top: auto; bottom: -50px; transform: none; }
  .lightbox-next { right: 10px; top: auto; bottom: -50px; transform: none; }
  .lightbox-close { top: -44px; right: 0; }
}

/* Timeline Responsiveness */
.timeline {
  position: relative;
  max-width: 850px;
  margin: 0 auto;
  padding: 30px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(180deg, var(--color-gold-light), var(--color-gold-dark));
  transform: translateX(-50%);
}

@media (max-width: 768px) {
  .timeline::before {
    left: 20px;
  }
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
  width: 50%;
  padding: 0 30px;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

@media (max-width: 768px) {
  .timeline-item {
    width: 100%;
    left: 0 !important;
    padding-left: 50px;
    padding-right: 0;
    text-align: left !important;
  }
}

.timeline-dot {
  position: absolute;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 3px solid var(--color-primary-dark);
  z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-dot { right: -8px; }
.timeline-item:nth-child(even) .timeline-dot { left: -8px; }

@media (max-width: 768px) {
  .timeline-dot {
    left: 12px !important;
  }
}

.timeline-content {
  background: var(--color-card);
  padding: 22px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

/* Contact Form Responsive Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

@media (max-width: 991px) {
  .contact-grid {
    grid-template-columns: 1fr !important;
    gap: 30px;
  }
}

.contact-info-card {
  background: var(--color-primary-dark);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--color-border-gold);
}

.contact-form-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

@media (max-width: 576px) {
  .contact-info-card,
  .contact-form-card {
    padding: 24px 18px;
  }
}

.form-group {
  margin-bottom: 20px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
}