/* ==========================================================================
   AURUM INTERIOR - STYLE SYSTEM (VANILLA CSS)
   Aesthetics: Modern Classic Luxury, Elegant, Warm, Clean
   ========================================================================== */

/* 1. Design Tokens & Variables */
:root {
  /* Colors */
  --primary-black: #111111;
  --secondary-black: #1a1a1a;
  --gold: #c5a880;
  --gold-hover: #b0926a;
  --gold-light: #e8ddcc;
  --gold-dark: #8c724d;
  --warm-ivory: #fbf9f5;
  --soft-cream: #f6f1e9;
  --beige-taupe: #8c8275;
  
  --text-dark: #222222;
  --text-muted: #555555;
  --text-light: #ffffff;
  --text-light-muted: #cccccc;
  --white: #ffffff;
  
  /* Fonts */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Shadows */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.03);
  --shadow-medium: 0 15px 35px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 20px 40px rgba(197, 168, 128, 0.12);
  --shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.3);
  
  /* Transitions */
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Header Height */
  --header-height: 90px;
  --header-height-scrolled: 75px;
}

/* 2. Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--warm-ivory);
  color: var(--text-dark);
  line-height: 1.65;
  overflow-x: hidden;
  font-weight: 400;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

ul {
  list-style: none;
}

/* Custom Selection Color */
::selection {
  background-color: var(--gold-light);
  color: var(--primary-black);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--warm-ivory);
}
::-webkit-scrollbar-thumb {
  background: var(--gold);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--gold-hover);
}

/* 3. Reusable Typography & Layout Utilities */
.section-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 100px 30px;
}

@media (max-width: 768px) {
  .section-container {
    padding: 70px 20px;
  }
}

.section-tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--gold-dark);
  font-weight: 600;
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 500;
  line-height: 1.15;
  color: var(--primary-black);
  margin-bottom: 20px;
}

.section-title.font-white {
  color: var(--white);
}

@media (max-width: 768px) {
  .section-title {
    font-size: 2.2rem;
  }
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
}

.section-header-center {
  text-align: center;
  margin-bottom: 60px;
}

.divider-gold {
  width: 60px;
  height: 2px;
  background-color: var(--gold);
  margin: 15px auto 25px auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  gap: 10px;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 0.9rem;
}

.btn-full {
  width: 100%;
}

.btn-gold {
  background-color: var(--gold);
  color: var(--primary-black);
  border: 1px solid var(--gold);
}

.btn-gold:hover {
  background-color: var(--primary-black);
  color: var(--white);
  border-color: var(--primary-black);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.btn-gold.btn-outline {
  background-color: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
}

.btn-gold.btn-outline:hover {
  background-color: var(--gold);
  color: var(--primary-black);
  border-color: var(--gold);
  box-shadow: 0 10px 20px rgba(197, 168, 128, 0.15);
  transform: translateY(-2px);
}

.btn-trans {
  background-color: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-trans:hover {
  background-color: var(--white);
  color: var(--primary-black);
  border-color: var(--white);
  transform: translateY(-2px);
}

.hover-gold:hover {
  color: var(--gold) !important;
}

.mt-3 { margin-top: 1.5rem; }

/* 4. Floating WhatsApp Widget */
.floating-wa {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
  z-index: 1000;
  transition: var(--transition);
}

.floating-wa:hover {
  transform: scale(1.1) translateY(-5px);
  box-shadow: 0 15px 30px rgba(37, 211, 102, 0.4);
}

.floating-wa svg {
  width: 32px;
  height: 32px;
}

/* 5. Header / Navigation */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(17, 17, 17, 0.95);
  border-bottom: 1px solid rgba(197, 168, 128, 0.15);
  z-index: 999;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.main-header.scrolled {
  height: var(--header-height-scrolled);
  background-color: #111111;
  box-shadow: var(--shadow-dark);
}

.header-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo Design */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.main-header.scrolled .logo-img {
  height: 42px;
}

.logo-icon {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-black);
  background-color: var(--gold);
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.2);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
}

.brand-sub {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 4px;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: 30px;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255, 255, 255, 0.8);
  padding: 10px 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--gold);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--gold);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-cta-mobile {
  display: none;
}

.nav-toggle {
  display: none;
  cursor: pointer;
  padding: 10px;
  background: transparent;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--white);
  position: relative;
  transition: var(--transition-fast);
}

.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--white);
  transition: var(--transition-fast);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

/* Responsive Navigation */
@media (max-width: 991px) {
  .header-cta {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 280px;
    height: calc(100vh - var(--header-height));
    background-color: #111111;
    border-left: 1px solid rgba(197, 168, 128, 0.15);
    flex-direction: column;
    padding: 40px 30px;
    transition: var(--transition);
  }

  .main-header.scrolled .nav-menu {
    top: var(--header-height-scrolled);
    height: calc(100vh - var(--header-height-scrolled));
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: 25px;
    margin-bottom: 40px;
  }

  .nav-link {
    font-size: 0.85rem;
    display: block;
  }

  .nav-cta-mobile {
    display: block;
    width: 100%;
  }

  /* Hamburger active state */
  .nav-toggle.active .hamburger {
    background-color: transparent;
  }
  .nav-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
  }
  .nav-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
  }
}

/* 6. Homepage / Hero Section */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 650px;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.hero-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
  position: relative;
  z-index: 2;
  margin-top: calc(var(--header-height) / 2);
}

.hero-content {
  max-width: 750px;
}

.tagline-badge {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gold);
  letter-spacing: 3px;
  border-left: 2px solid var(--gold);
  padding-left: 15px;
  margin-bottom: 25px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.6rem;
  }
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

.hero-actions {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 576px) {
  .hero-actions {
    flex-direction: column;
    gap: 15px;
  }
  .hero-actions .btn {
    width: 100%;
  }
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  text-align: center;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.hero-scroll-indicator:hover {
  color: var(--gold);
}

.hero-scroll-indicator a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.mouse-icon {
  width: 20px;
  height: 32px;
  border: 1.5px solid currentColor;
  border-radius: 10px;
  position: relative;
}

.wheel {
  width: 3px;
  height: 6px;
  background-color: currentColor;
  border-radius: 1.5px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
  0% { opacity: 1; top: 6px; }
  50% { opacity: 0.3; top: 12px; }
  100% { opacity: 1; top: 6px; }
}

/* Animations */
.animate-up {
  opacity: 0;
  transform: translateY(30px);
  animation: slideUpFade 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

@keyframes slideUpFade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 7. About Section */
.about-section {
  background-color: var(--warm-ivory);
}

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

@media (max-width: 991px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

.about-text-content {
  padding-right: 20px;
}

.about-copy {
  font-size: 1.15rem;
  color: var(--text-dark);
  margin-bottom: 25px;
  line-height: 1.7;
}

.about-copy strong {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  color: var(--gold-dark);
  font-weight: 600;
}

.about-subcopy {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.about-highlights-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

@media (max-width: 576px) {
  .about-highlights-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.highlight-card {
  background-color: var(--white);
  padding: 30px 25px;
  border-radius: 3px;
  border-bottom: 2px solid transparent;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.highlight-card:hover {
  transform: translateY(-5px);
  border-bottom-color: var(--gold);
  box-shadow: var(--shadow-hover);
}

.highlight-icon {
  color: var(--gold);
  margin-bottom: 20px;
}

.highlight-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.highlight-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 8. Services Section */
.services-section {
  background-color: var(--soft-cream);
}

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

@media (max-width: 991px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.service-card {
  background-color: var(--white);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.service-img-wrapper {
  height: 260px;
  overflow: hidden;
  position: relative;
}

.service-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.service-card:hover .service-img-wrapper img {
  transform: scale(1.08);
}

.service-overlay-gold {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(197, 168, 128, 0.1);
  mix-blend-mode: multiply;
  transition: var(--transition);
}

.service-info {
  padding: 40px 30px;
  position: relative;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-num {
  position: absolute;
  top: -30px;
  right: 30px;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: rgba(197, 168, 128, 0.15);
  line-height: 1;
}

.service-info h3 {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 500;
  margin-bottom: 15px;
  color: var(--primary-black);
}

.service-info p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 25px;
  flex-grow: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gold-dark);
}

.service-link svg {
  transition: var(--transition-fast);
}

.service-link:hover {
  color: var(--primary-black);
}

.service-link:hover svg {
  transform: translateX(5px);
}

/* 9. Materials / Product Section */
.materials-section {
  background-color: var(--warm-ivory);
}

.materials-tabs-wrapper {
  width: 100%;
}

.tabs-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 50px;
  border-bottom: 1px solid rgba(197, 168, 128, 0.2);
  padding-bottom: 1px;
}

@media (max-width: 576px) {
  .tabs-buttons {
    flex-direction: column;
    gap: 0;
    align-items: stretch;
  }
}

.tab-btn {
  padding: 15px 30px;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--text-muted);
  cursor: pointer;
  position: relative;
  transition: var(--transition-fast);
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--gold);
  transform: scaleX(0);
  transition: var(--transition);
}

.tab-btn.active {
  color: var(--gold-dark);
}

.tab-btn.active::after {
  transform: scaleX(1);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.material-card {
  background-color: var(--white);
  border-radius: 3px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(0, 0, 0, 0.02);
  transition: var(--transition);
}

.material-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

/* Material Image Artwork (CSS-based high fidelity) */
.material-img-mock {
  height: 180px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.material-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  background-color: var(--gold);
  color: var(--primary-black);
  padding: 5px 10px;
  border-radius: 2px;
}

/* Fabric Art Gradients */
.blackout-fabric {
  background: repeating-linear-gradient(45deg, #1f1f1f, #1f1f1f 4px, #2a2a2a 4px, #2a2a2a 8px);
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.8);
}
.semi-blackout {
  background: linear-gradient(135deg, #bbb2a7 0%, #8c8275 100%);
  background-size: cover;
  position: relative;
}
.semi-blackout::before {
  content: ''; position: absolute; width: 100%; height: 100%;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 10%, transparent 10.5%);
  background-size: 8px 8px;
}
.sheer-vitrase {
  background: linear-gradient(to right, rgba(255, 255, 255, 0.9) 0%, rgba(240, 235, 225, 0.5) 50%, rgba(255, 255, 255, 0.9) 100%);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.05);
  position: relative;
}
.sheer-vitrase::after {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(45deg, transparent 45%, rgba(0,0,0,0.02) 45%, rgba(0,0,0,0.02) 55%, transparent 55%);
  background-size: 10px 10px;
}
.linen-texture {
  background: #dfd7cc;
  position: relative;
}
.linen-texture::after {
  content: ''; position: absolute; width: 100%; height: 100%;
  background: linear-gradient(90deg, rgba(0,0,0,0.05) 1px, transparent 1px),
              linear-gradient(rgba(0,0,0,0.05) 1px, transparent 1px);
  background-size: 5px 5px;
}
.velvet-fabric {
  background: radial-gradient(circle at 30% 30%, #b29267 0%, #684a22 100%);
  box-shadow: inset 0 0 50px rgba(0,0,0,0.5);
}
.roller-blinds {
  background: repeating-linear-gradient(0deg, #eae4da, #eae4da 10px, #dfd7cc 10px, #dfd7cc 12px);
}
.wooden-blinds {
  background: repeating-linear-gradient(0deg, #7c5835, #7c5835 15px, #503417 15px, #503417 17px);
}
.zebra-blinds {
  background: repeating-linear-gradient(0deg, #ffffff, #ffffff 15px, rgba(140,130,117,0.3) 15px, rgba(140,130,117,0.3) 30px);
}
.sofa-fabric {
  background: #a89d8f;
  position: relative;
}
.sofa-fabric::after {
  content: ''; position: absolute; width: 100%; height: 100%;
  background: radial-gradient(circle, rgba(0,0,0,0.1) 20%, transparent 20%);
  background-size: 6px 6px;
}
.synthetic-leather {
  background: radial-gradient(circle at 50% 50%, #444444 0%, #1e1e1e 100%);
  box-shadow: inset 0 0 30px rgba(0,0,0,0.7);
  position: relative;
}
.synthetic-leather::after {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0.15;
  background-image: radial-gradient(rgba(255,255,255,0.5) 1px, transparent 0);
  background-size: 4px 4px;
}

.material-details {
  padding: 25px;
}

.material-details h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--primary-black);
}

.mat-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 15px;
  height: 60px;
  overflow: hidden;
}

.mat-suitability {
  font-size: 0.75rem;
  border-top: 1px dashed rgba(197, 168, 128, 0.3);
  padding-top: 12px;
  color: var(--text-dark);
}

.mat-suitability strong {
  font-weight: 600;
  color: var(--gold-dark);
}

/* 10. Portfolio / Gallery Section */
.portfolio-section {
  background-color: var(--soft-cream);
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 45px;
}

.filter-btn {
  background: var(--white);
  color: var(--text-muted);
  border: 1px solid rgba(197, 168, 128, 0.2);
  padding: 8px 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 2px;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

/* Portfolio Masonry/Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

@media (max-width: 991px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 650px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

.portfolio-item {
  display: none;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: var(--white);
}

.portfolio-item.show {
  display: block;
  animation: fadeInPortfolio 0.6s ease forwards;
}

@keyframes fadeInPortfolio {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.portfolio-img-wrapper {
  position: relative;
  height: 300px;
  cursor: pointer;
  overflow: hidden;
}

.portfolio-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.portfolio-item:hover .portfolio-img-wrapper img {
  transform: scale(1.06);
}

.portfolio-info-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(17, 17, 17, 0.9) 0%, rgba(17, 17, 17, 0.3) 50%, rgba(17, 17, 17, 0) 100%);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  transition: var(--transition);
}

.portfolio-info-overlay-ba {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(26, 20, 14, 0.95) 0%, rgba(17, 17, 17, 0.35) 50%, rgba(17, 17, 17, 0.1) 100%);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.ba-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background-color: var(--gold);
  color: var(--primary-black);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 6px 12px;
  border-radius: 2px;
}

.portfolio-item:hover .portfolio-info-overlay {
  opacity: 1;
}

.port-cat {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 8px;
}

.portfolio-info-overlay h3, .portfolio-info-overlay-ba h3 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 12px;
}

.view-btn {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  border-bottom: 1px solid var(--gold);
  align-self: flex-start;
  padding-bottom: 2px;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(17, 17, 17, 0.98);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

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

.lightbox-close {
  position: absolute;
  top: 30px;
  right: 30px;
  font-size: 3rem;
  color: var(--white);
  cursor: pointer;
}
.lightbox-close:hover { color: var(--gold); }

.lightbox-prev, .lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  color: rgba(255, 255, 255, 0.7);
  background: transparent;
  cursor: pointer;
  padding: 20px;
  transition: var(--transition-fast);
}
.lightbox-prev:hover, .lightbox-next:hover { color: var(--gold); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

@media (max-width: 768px) {
  .lightbox-prev, .lightbox-next {
    display: none; /* Hide arrows on mobile for swipe/tap */
  }
}

.lightbox-content-box {
  max-width: 900px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content-box img {
  max-height: 70vh;
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.lightbox-caption {
  width: 100%;
  color: var(--white);
  margin-top: 20px;
  text-align: center;
}

.lightbox-caption h4 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--gold);
  margin-bottom: 5px;
}

.lightbox-caption p {
  font-size: 0.85rem;
  color: var(--text-light-muted);
}

/* 11. Why Choose Us Section */
.why-section {
  background-color: var(--warm-ivory);
}

.why-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr;
  gap: 80px;
  align-items: center;
}

@media (max-width: 991px) {
  .why-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}

.why-visual {
  position: relative;
}

.visual-decor-box {
  position: relative;
  padding-bottom: 20px;
  padding-right: 20px;
}

.visual-decor-box::before {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: calc(100% - 40px);
  height: calc(100% - 40px);
  border: 2px solid var(--gold);
  z-index: 1;
}

.visual-decor-box img {
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-medium);
}

.experience-badge {
  position: absolute;
  bottom: 40px;
  left: -20px;
  background-color: var(--primary-black);
  color: var(--white);
  padding: 25px;
  border-left: 3px solid var(--gold);
  box-shadow: var(--shadow-dark);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 15px;
}

.experience-badge .num {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.experience-badge .text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  line-height: 1.4;
  color: var(--text-light-muted);
}

@media (max-width: 576px) {
  .experience-badge {
    left: 10px;
    padding: 15px;
  }
  .experience-badge .num { font-size: 2rem; }
}

.why-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-top: 35px;
  margin-bottom: 35px;
}

.why-list li {
  display: flex;
  gap: 25px;
}

.list-num {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gold);
  border: 1px solid rgba(197, 168, 128, 0.4);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.list-text h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 5px;
}

.list-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.why-footer-note {
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  padding-top: 25px;
  font-size: 0.85rem;
  line-height: 1.6;
}

.why-footer-note strong {
  color: var(--gold-dark);
}

/* 12. How to Order Section */
.order-section {
  background-color: var(--soft-cream);
}

.timeline-wrapper {
  position: relative;
  margin-top: 80px;
}

.timeline-progress-line {
  position: absolute;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: calc(100% - 80px);
  background-color: var(--gold);
  z-index: 1;
}

.timeline-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  position: relative;
  z-index: 2;
}

.step-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.step-card:nth-child(even) {
  direction: rtl;
}

.step-card:nth-child(even) .step-content {
  direction: ltr; /* Reset text direction inside content */
}

.step-icon {
  display: flex;
  justify-content: center;
}

.step-icon span {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  background-color: var(--primary-black);
  color: var(--gold);
  border: 2px solid var(--gold);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.step-content {
  background-color: var(--white);
  padding: 30px;
  border-radius: 3px;
  box-shadow: var(--shadow-soft);
  max-width: 480px;
}

.step-card:nth-child(odd) .step-content {
  justify-self: end;
}

.step-card:nth-child(even) .step-content {
  justify-self: start;
}

.step-content h3 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--primary-black);
}

.step-content p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .timeline-progress-line {
    left: 25px;
    transform: none;
  }
  
  .step-card {
    grid-template-columns: 50px 1fr;
    gap: 20px;
    direction: ltr !important;
  }

  .step-card:nth-child(even) .step-content {
    direction: ltr;
  }

  .step-card .step-content {
    justify-self: start !important;
    max-width: 100%;
  }

  .step-icon {
    justify-content: start;
  }
}

/* 13. Testimonials Section */
.testimonials-section {
  background-color: var(--primary-black);
  color: var(--white);
  position: relative;
}

.testimonials-section::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(197, 168, 128, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

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

.testi-card {
  background-color: var(--secondary-black);
  border: 1px solid rgba(197, 168, 128, 0.15);
  padding: 40px 30px;
  border-radius: 2px;
  position: relative;
}

.quote-icon {
  font-family: Georgia, serif;
  font-size: 5rem;
  color: var(--gold);
  line-height: 1;
  position: absolute;
  top: 10px;
  left: 25px;
  opacity: 0.25;
}

.testi-text {
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--text-light-muted);
  position: relative;
  z-index: 2;
  margin-bottom: 25px;
}

.testi-author {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  display: flex;
  align-items: center;
}

.author-info h4 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 3px;
}

.author-info p {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.5);
}

/* 14. FAQ Section */
.faq-section {
  background-color: var(--warm-ivory);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
}

@media (max-width: 991px) {
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

.faq-intro {
  padding-right: 20px;
}

.faq-intro p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* Accordion Core styles */
.faq-accordions {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.accordion-item {
  background-color: var(--white);
  border-radius: 2px;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  border-left: 2px solid transparent;
  transition: var(--transition-fast);
}

.accordion-item:hover {
  box-shadow: var(--shadow-medium);
}

.accordion-item.active {
  border-left-color: var(--gold);
}

.accordion-header {
  width: 100%;
  padding: 22px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--primary-black);
  transition: var(--transition-fast);
}

.accordion-item.active .accordion-header {
  color: var(--gold-dark);
}

.accordion-header .icon {
  font-size: 1.5rem;
  color: var(--gold);
  font-weight: 400;
  line-height: 1;
  transition: var(--transition);
}

.accordion-item.active .accordion-header .icon {
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.accordion-body-content {
  padding: 0 30px 25px 30px;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  border-top: 1px dashed rgba(197, 168, 128, 0.15);
  padding-top: 15px;
}

/* 15. Contact Section */
.contact-section {
  background-color: var(--soft-cream);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
}

@media (max-width: 991px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
}

.contact-intro-text {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.detail-item {
  display: flex;
  gap: 20px;
}

.detail-icon {
  color: var(--gold-dark);
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background-color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.detail-content h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--beige-taupe);
  margin-bottom: 5px;
  font-weight: 600;
}

.detail-content p {
  font-size: 0.9rem;
  color: var(--text-dark);
}

.detail-content a {
  color: var(--text-dark);
}

/* Form Styling */
.contact-form-panel {
  background-color: var(--white);
  padding: 40px;
  border-radius: 4px;
  box-shadow: var(--shadow-medium);
  border-top: 3px solid var(--gold);
}

@media (max-width: 576px) {
  .contact-form-panel {
    padding: 30px 20px;
  }
}

.contact-form-panel h3 {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.contact-form-panel p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.consultation-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dark);
}

.form-group input, .form-group select, .form-group textarea {
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 12px 15px;
  font-size: 0.85rem;
  border-radius: 2px;
  background-color: var(--warm-ivory);
  transition: var(--transition-fast);
  color: var(--text-dark);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--gold);
  background-color: var(--white);
  box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.1);
}

.form-status-msg {
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  padding: 12px;
  border-radius: 3px;
  display: none;
}

.form-status-msg.success {
  display: block;
  background-color: rgba(37, 211, 102, 0.15);
  color: #1b8a43;
}

.form-status-msg.error {
  display: block;
  background-color: rgba(220, 53, 69, 0.15);
  color: #a82531;
}

/* 16. Footer Section */
.main-footer {
  background-color: var(--primary-black);
  color: var(--white);
  border-top: 1px solid rgba(197, 168, 128, 0.15);
}

.footer-top-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 1fr;
  gap: 60px;
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.footer-col-brand .footer-logo {
  margin-bottom: 25px;
}

.footer-brand-tagline {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--gold);
  margin-bottom: 15px;
}

.footer-brand-desc {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-light-muted);
  max-width: 400px;
}

.footer-grid h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--white);
  font-weight: 500;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
}

.footer-grid h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 1px;
  background-color: var(--gold);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-light-muted);
}

.footer-links a:hover {
  color: var(--gold);
  padding-left: 5px;
}

.footer-col-contact p {
  font-size: 0.8rem;
  color: var(--text-light-muted);
  line-height: 1.6;
  margin-bottom: 15px;
}

.gold-link {
  color: var(--gold) !important;
}

.gold-link:hover {
  text-decoration: underline;
}

.footer-bottom-container {
  background-color: var(--secondary-black);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 25px 30px;
}

.footer-bottom-inner {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
}