/**
 * Riyadh Decor — Luxury Architectural RTL Arabic Theme
 * Core Design System, Components & Responsive Grid
 */

/* ==========================================================================
   1. CSS Custom Properties & Design Tokens
   ========================================================================== */
:root {
  --color-bg: #0B0B0B;
  --color-bg-secondary: #121212;
  --color-card: #171717;
  --color-card-hover: #1c1c1c;
  --color-gold: #C9A45C;
  --color-gold-light: #E2C27A;
  --color-gold-dark: #9A7B38;
  --color-text: #F5F5F5;
  --color-text-dim: #D1D1D1;
  --color-muted: #A7A7A7;
  --color-border: rgba(201, 164, 92, 0.22);
  --color-border-hover: rgba(226, 194, 122, 0.55);
  --color-gold-glow: rgba(201, 164, 92, 0.15);

  --font-arabic: 'IBM Plex Sans Arabic', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  --container-max: 1280px;
  --header-height: 84px;
  --z-header: 1000;
  --z-modal: 2000;
  --z-floating: 1500;
}

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

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

body {
  font-family: var(--font-arabic);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-weight: 400;
  direction: rtl;
  text-align: right;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(16px, 4vw, 32px);
  padding-right: clamp(16px, 4vw, 32px);
}

/* Section Spacing */
.section-padding {
  padding-top: clamp(60px, 8vw, 110px);
  padding-bottom: clamp(60px, 8vw, 110px);
}

/* ==========================================================================
   3. Typography & Section Headers
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.text-gold {
  color: var(--color-gold);
}

.text-gradient-gold {
  background: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 50%, var(--color-gold-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(40px, 6vw, 70px) auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(201, 164, 92, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-gold-light);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.section-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background-color: var(--color-gold);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-gold);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 16px;
}

.section-desc {
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: var(--color-muted);
  line-height: 1.8;
}

/* Architectural Dividers */
.gold-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: 20px auto;
}

/* ==========================================================================
   4. Buttons & UI Elements
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 0.975rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 100%);
  color: #000000;
  box-shadow: 0 4px 20px rgba(201, 164, 92, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(201, 164, 92, 0.45);
  background: linear-gradient(135deg, #FFE099 0%, var(--color-gold-light) 100%);
}

.btn-secondary {
  background: rgba(23, 23, 23, 0.8);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  transform: translateY(-2px);
  background: rgba(201, 164, 92, 0.08);
}

.btn-whatsapp {
  background: #25D366;
  color: #FFFFFF;
}

.btn-whatsapp:hover {
  background: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
}

.btn-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ==========================================================================
   5. Header & Navigation (Transparent to Solid with Blur)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: var(--z-header);
  transition: all var(--transition-base);
  background: transparent;
}

.site-header.scrolled {
  background: rgba(11, 11, 11, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(201, 164, 92, 0.15);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  height: 74px;
}

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

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo img, 
.brand-logo svg,
.site-logo {
  height: 80px;
  max-height: 80px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.4));
  transition: transform var(--transition-fast);
}

.brand-logo:hover .site-logo {
  transform: scale(1.03);
}

.footer-logo {
  height: 80px;
  max-height: 85px;
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 36px);
}

.nav-menu .menu-item a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-dim);
  position: relative;
  padding: 8px 0;
  transition: color var(--transition-fast);
}

.nav-menu .menu-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-base);
}

.nav-menu .menu-item a:hover,
.nav-menu .menu-item.current-menu-item a {
  color: var(--color-gold-light);
}

.nav-menu .menu-item a:hover::after,
.nav-menu .menu-item.current-menu-item a::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-phone-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-gold-light);
  font-weight: 600;
  font-size: 0.95rem;
  direction: ltr;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-gold);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Off-canvas Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 360px;
  height: 100vh;
  background: #111111;
  border-left: 1px solid var(--color-border);
  z-index: 1200;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right var(--transition-base);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.8);
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-menu {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
  width: 100%;
}

.mobile-nav-drawer ul,
.mobile-nav-drawer .nav-menu,
.mobile-nav-menu ul,
.mobile-nav-menu .nav-menu {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: 8px !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
}

.mobile-nav-drawer .menu-item,
.mobile-nav-menu .menu-item {
  width: 100% !important;
  display: block !important;
}

.mobile-nav-drawer .menu-item a,
.mobile-nav-menu .menu-item a {
  display: block !important;
  font-size: 1.15rem !important;
  font-weight: 600 !important;
  color: var(--color-text) !important;
  padding: 12px 0 !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
  text-align: right !important;
  transition: color var(--transition-fast), padding var(--transition-fast) !important;
}

.mobile-nav-drawer .menu-item a:hover,
.mobile-nav-menu .menu-item a:hover {
  color: var(--color-gold-light) !important;
  padding-right: 8px !important;
}

.mobile-nav-drawer .menu-item a::after,
.mobile-nav-menu .menu-item a::after {
  display: none !important;
}

/* ==========================================================================
   6. Hero Section (Luxury Fullscreen)
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 60px;
  overflow: hidden;
  background-color: #070707;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-backdrop-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  filter: brightness(0.8) contrast(1.1);
  transform: scale(1.02);
  transition: transform 8s ease-out;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(11, 11, 11, 0.5) 0%, #0B0B0B 90%),
              linear-gradient(to top, #0B0B0B 0%, transparent 60%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 820px;
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.4rem);
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 24px;
}

.hero-desc {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: var(--color-text-dim);
  line-height: 1.85;
  margin-bottom: 36px;
  max-width: 680px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  max-width: 600px;
}

.stat-item-number {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--color-gold-light);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-item-label {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* ==========================================================================
   7. About Section (Asymmetrical Luxury Architecture)
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 70px);
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  aspect-ratio: 4 / 3;
}

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

.about-image-wrapper:hover img {
  transform: scale(1.04);
}

.about-badge-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--color-card);
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  gap: 16px;
  z-index: 2;
}

.about-badge-card .badge-icon {
  width: 44px;
  height: 44px;
  background: rgba(201, 164, 92, 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-light);
}

.about-content p {
  color: var(--color-text-dim);
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.85;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.95rem;
}

.highlight-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-gold);
  flex-shrink: 0;
}

/* ==========================================================================
   8. Services Section & Service Cards
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-gold);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7), 0 0 20px var(--color-gold-glow);
}

.service-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #1a1a1a;
}

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

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

.service-card-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(11, 11, 11, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  color: var(--color-gold-light);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.service-card-body {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.service-card:hover .service-card-title {
  color: var(--color-gold-light);
}

.service-card-desc {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  flex-grow: 1;
}

.service-card-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gold);
  transition: gap var(--transition-fast);
}

.service-card:hover .service-card-action {
  gap: 12px;
  color: var(--color-gold-light);
}

.service-card-action svg {
  width: 14px;
  height: 14px;
  transform: rotate(180deg);
}

/* ==========================================================================
   9. Why Choose Us Section (6 Premium Feature Cards)
   ========================================================================== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all var(--transition-base);
  position: relative;
}

.why-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  background: var(--color-card-hover);
}

.why-icon-box {
  width: 54px;
  height: 54px;
  background: rgba(201, 164, 92, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-light);
  margin-bottom: 20px;
  transition: all var(--transition-base);
}

.why-card:hover .why-icon-box {
  background: var(--color-gold);
  color: #000000;
  border-color: var(--color-gold);
}

.why-icon-box svg {
  width: 26px;
  height: 26px;
}

.why-card-title {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.why-card-desc {
  font-size: 0.925rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* ==========================================================================
   10. Architectural Process Timeline (4 Steps)
   ========================================================================== */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-step {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: relative;
  transition: all var(--transition-base);
}

.process-step:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.process-step-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: rgba(201, 164, 92, 0.2);
  line-height: 1;
  margin-bottom: 16px;
  transition: color var(--transition-base);
}

.process-step:hover .process-step-num {
  color: var(--color-gold-light);
}

.process-step-title {
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--color-text);
}

.process-step-desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
}

/* ==========================================================================
   11. Call To Action (High-End Luxury Banner)
   ========================================================================== */
.cta-section {
  position: relative;
  background: linear-gradient(135deg, #141414 0%, #0D0D0D 100%);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.cta-box {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 16px;
}

.cta-desc {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  color: var(--color-text-dim);
  margin-bottom: 36px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   12. Galleries & Responsive Grid (Homepage 80-Images & Single Service)
   ========================================================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background-color: #161616;
  border: 1px solid rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transform: translateZ(0);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-fast);
  will-change: transform;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 11, 11, 0.85) 0%, rgba(11, 11, 11, 0.1) 60%, transparent 100%);
  opacity: 0;
  display: flex;
  align-items: flex-end;
  padding: 16px;
  transition: opacity var(--transition-base);
}

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

.gallery-overlay-meta {
  color: #FFFFFF;
}

.gallery-overlay-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gold-light);
}

.gallery-expand-icon {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 32px;
  height: 32px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
}

.gallery-expand-icon svg {
  width: 14px;
  height: 14px;
}

/* Empty Gallery Notice */
.gallery-empty {
  text-align: center;
  padding: 48px 24px;
  background: var(--color-card);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-muted);
}

/* ==========================================================================
   13. Single Service Page Specifics
   ========================================================================== */
.service-single-hero {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 60px;
  background: linear-gradient(180deg, #141414 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: 20px;
}

.breadcrumbs a:hover {
  color: var(--color-gold);
}

.breadcrumbs-sep {
  opacity: 0.5;
}

.service-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: clamp(32px, 4vw, 60px);
  margin-top: 48px;
}

.service-main-text {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--color-text-dim);
}

.service-main-text p {
  margin-bottom: 20px;
}

.service-feature-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 24px;
}

.service-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--color-text);
  font-size: 1rem;
}

.service-feature-list li svg {
  width: 20px;
  height: 20px;
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-sidebar-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: sticky;
  top: 100px;
}

.sidebar-service-title {
  font-size: 1.3rem;
  margin-bottom: 16px;
  color: var(--color-gold-light);
}

/* ==========================================================================
   14. Floating Action Buttons (Phone & WhatsApp)
   ========================================================================== */
.floating-actions {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: var(--z-floating);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.floating-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
  transition: all var(--transition-base);
  position: relative;
}

.floating-btn svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.floating-btn-phone {
  background: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 100%);
  color: #000000;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.floating-btn-whatsapp {
  background: #25D366;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-btn:hover {
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
}

/* Subtle Pulse for WhatsApp */
.floating-btn-whatsapp::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0.6;
  animation: pulse-ring 2.4s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    opacity: 0.8;
  }
  70% {
    transform: scale(1.3);
    opacity: 0;
  }
  100% {
    transform: scale(1.3);
    opacity: 0;
  }
}

/* ==========================================================================
   15. Footer (Luxury Dark Architectural)
   ========================================================================== */
.site-footer {
  background: #080808;
  border-top: 1px solid var(--color-border);
  padding-top: clamp(60px, 6vw, 90px);
  padding-bottom: 40px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: clamp(24px, 4vw, 50px);
  margin-bottom: 60px;
}

.footer-brand p {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-top: 16px;
  max-width: 340px;
}

.footer-col-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-gold-light);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 32px;
  height: 2px;
  background: var(--color-gold);
}

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

.footer-links a {
  color: var(--color-text-dim);
  font-size: 0.925rem;
  transition: color var(--transition-fast), padding var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-gold-light);
  padding-right: 4px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-dim);
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-gold);
  flex-shrink: 0;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* ==========================================================================
   16. Responsive Media Queries (1440px, 1200px, 1024px, 768px, 480px)
   ========================================================================== */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 1024px) {
  .desktop-nav {
    display: none;
  }
  .header-phone-link,
  .header-actions .btn-whatsapp {
    display: none !important;
  }
  .mobile-toggle {
    display: flex;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .service-content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .process-timeline {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-group .btn {
    width: 100%;
  }
}

/* Reduced Motion Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}