/* --- Professional Interior Design Layout --- */

/* 1. Header */
.site-header {
  position: sticky;
  top: 0; 
  left: 0; 
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: var(--transition-smooth);
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-family: var(--font-body), sans-serif;
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.04em;
  color: var(--color-text-primary); /* Changed to dark for boxed layout */
  transition: var(--transition-smooth);
}

.site-header.scrolled .logo,
.site-header.dark-nav .logo {
  color: var(--color-text-primary);
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  font-family: var(--font-body), sans-serif;
  color: var(--color-text-primary);
  opacity: 0.8;
}

.nav-links a:hover {
  opacity: 1;
  color: var(--color-accent);
}

/* 2. Hero NILS Style */
.hero-luxury-image {
  background-image: url('https://images.unsplash.com/photo-1600210492486-724fe5c67fb0?auto=format&fit=crop&q=80&w=1600');
  background-size: cover;
  background-position: center;
  height: 100vh; 
  min-height: 600px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.hero-luxury-image::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.45); /* Luxury dark overlay */
}

.hero-luxury-content {
  position: relative;
  z-index: 2;
  color: #fff;
  text-align: center;
  max-width: 900px;
  padding: 0 5%;
}

.hero-sub-top {
  font-family: var(--font-body), sans-serif;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: clamp(14px, 2vw, 16px);
  margin-bottom: 24px;
  color: #fff;
}

.hero-main-title {
  font-family: 'Playfair Display', serif;
  font-weight: 500;
  font-size: clamp(48px, 8vw, 72px);
  letter-spacing: 0.5px;
  line-height: 1.1;
  margin-bottom: 24px;
  color: #fff;
}

.hero-sub-bottom {
  font-family: var(--font-body), sans-serif;
  font-size: clamp(16px, 2.5vw, 18px);
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.9);
}

/* Luxury 2-column partitions */
.luxury-partitions {
  background-color: var(--color-bg-secondary);
  padding: 0;
}
.partition-grid {
  display: flex;
  flex-wrap: wrap;
}
.partition-card {
  flex: 1 1 50%;
  padding: 80px 5%;
  text-align: center;
  text-decoration: none;
  transition: background-color 0.4s ease;
  min-width: 300px;
}
.partition-card:hover {
  background-color: var(--color-bg-primary);
}
.partition-card:first-child {
  border-right: 1px solid var(--color-border);
}
.partition-title {
  font-family: 'Playfair Display', serif;
  font-size: 32px;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}
.partition-subtitle {
  font-family: var(--font-body), sans-serif;
  font-size: 16px;
  color: var(--color-text-secondary);
}
@media (max-width: 768px) {
  .partition-card:first-child {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
}

.btn-outline-light {
  display: inline-block;
  border: 1px solid #fff;
  color: #fff;
  background: transparent;
  padding: 12px 32px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s ease;
}
.btn-outline-light:hover {
  background: #fff;
  color: #000;
}

/* 3. The Dual Expertise (About) */
.about-section {
  background-color: var(--color-bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text h2 {
  margin-bottom: 32px;
}

.about-text p {
  margin-bottom: 24px;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

/* 4. Core Services */
.services-header {
  max-width: 700px;
  margin: 0 auto 80px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.service-card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  padding: 56px 40px;
  text-align: center;
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-accent);
  box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.service-img-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 8px;
  margin-bottom: 24px;
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-card:hover .service-img-wrap img {
  transform: scale(1.05);
}

.service-card h4 {
  margin-bottom: 16px;
}

.service-card p {
  font-size: 15px;
  margin-bottom: 0;
}

/* 5. Masonry Portfolio */
.portfolio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 64px;
}

.masonry-grid {
  column-count: 3;
  column-gap: 24px;
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.masonry-item img {
  width: 100%;
  display: block;
  transition: transform 0.8s ease;
}

.masonry-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(28, 28, 28, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

.masonry-item:hover img {
  transform: scale(1.05);
}

.masonry-item:hover .masonry-overlay {
  opacity: 1;
}

.masonry-overlay h4 {
  color: #fff;
  margin-bottom: 8px;
  transform: translateY(20px);
  transition: var(--transition-smooth);
}

.masonry-overlay p {
  color: var(--color-accent);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transform: translateY(20px);
  transition: var(--transition-smooth);
}

.masonry-item:hover .masonry-overlay h4,
.masonry-item:hover .masonry-overlay p {
  transform: translateY(0);
}

/* 6. Trading Hub */
.trading-section {
  position: relative;
  overflow: hidden;
}

.trading-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.trading-content {
  padding: 120px 10%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.trading-content h2 {
  margin-bottom: 24px;
}

.trading-features {
  margin-top: 48px;
}

.trading-feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: 32px;
}

.trading-feature i {
  font-size: 24px;
  color: var(--color-accent);
  margin-right: 24px;
  margin-top: 4px;
}

.trading-feature h4 {
  margin-bottom: 8px;
}

.trading-feature p {
  font-size: 15px;
  margin-bottom: 0;
}

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

.site-footer {
  background-color: var(--color-bg-dark); /* Charcoal */
  color: #fff;
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr; /* 5 columns */
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  color: var(--color-text-primary);
  display: block;
  margin-bottom: 24px;
}

.footer-brand p {
  font-size: 14px;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

.footer-col a {
  display: block;
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--color-text-light);
}

/* Responsive */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .masonry-grid { column-count: 2; }
  .trading-grid { grid-template-columns: 1fr; }
  .trading-image { height: 400px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .masonry-grid { column-count: 1; }
  .portfolio-header { flex-direction: column; align-items: flex-start; gap: 24px; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* --- 2. Boxed Hero Specifics --- */
.slide-content {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  position: relative;
  z-index: 5;
}

.hero-massive-title {
  font-size: clamp(4rem, 10vw, 12rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  line-height: 1;
  text-align: center;
  margin: 0;
}

.hero-glass-panel {
  position: absolute;
  bottom: 40px;
  left: 40px;
  width: 400px;
  max-width: 90%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 32px;
  z-index: 10;
}

.hero-glass-panel p {
  color: #fff;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 24px;
  opacity: 0.9;
}

.hero-glass-panel .btn {
  background-color: #1b4332;
  color: #fff;
  border-radius: 100px;
  border: none;
}

.hero-overlay-box {
  position: absolute;
  bottom: -40px;
  left: 480px; /* Offset from the glass panel */
  width: 200px;
  height: 120px;
  border-radius: var(--radius-md);
  overflow: hidden;
  z-index: 11;
  border: 4px solid var(--color-bg-primary); /* To look like a cutout/overlap */
}

.hero-overlay-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  cursor: pointer;
}

.hero-circle-text {
  position: absolute;
  bottom: 40px;
  right: 40px;
  width: 150px;
  height: 150px;
  z-index: 10;
  animation: rotateText 20s linear infinite;
}

.hero-circle-text svg {
  width: 100%;
  height: 100%;
  fill: #fff;
  font-family: var(--font-body), sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
}

@keyframes rotateText {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --- 3. Expertise Section --- */
.expertise-section {
  background-color: var(--color-bg-secondary);
}
.expertise-card {
  background: #fff;
  padding: 48px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
}
.expertise-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transform: translateY(-4px);
}

/* --- 4. How It Works Section --- */
.how-it-works-section {
  background-color: var(--color-bg-primary);
}
.step-card {
  padding: 24px 0;
}

/* --- 5. Collection Grid (Services) --- */
.services-section {
  background-color: var(--color-bg-secondary);
}
.services-header {
  text-align: center;
  margin-bottom: 60px;
}
.services-header h2 {
  font-size: clamp(32px, 4vw, 48px);
  color: var(--color-text-primary);
  margin-bottom: 16px;
}
.collection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}
.collection-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.collection-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transform: translateY(-4px);
}
.collection-img-wrap {
  width: 100%;
  aspect-ratio: 1.6 / 1;
  overflow: hidden;
}
.collection-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.collection-card:hover .collection-img-wrap img {
  transform: scale(1.05);
}
.collection-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}
.collection-card-body h4 {
  margin: 0;
  font-size: 20px;
  color: var(--color-text-primary);
}

/* --- 7. Boxed Footer --- */
.boxed-footer {
  background-color: var(--color-bg-dark);
  border-radius: 0;
  padding: 80px 5%;
  color: #fff;
  margin-top: 120px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-bottom: 120px;
}

.footer-cta h2 {
  font-size: clamp(40px, 5vw, 64px);
  color: #fff;
  line-height: 1.1;
  margin-bottom: 32px;
}

.footer-cta p {
  color: #999;
  font-size: 13px;
  max-width: 500px;
}

.footer-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 300px;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 40px;
}

.footer-col h5 {
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  font-size: 12px;
  color: #999;
  margin-bottom: 12px;
}

.footer-col a:hover {
  color: #fff;
}

.footer-logo {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.04em;
  align-self: flex-end;
}

.collection-card:hover .btn-light { background: var(--color-bg-primary); }