/* ==========================================================================
   LUXE AURA SALON & SPA - STYLESHEET
   Premium, Editorial, Luxury Design System
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. Imports & Core Loading
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,400&family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* --------------------------------------------------------------------------
   1. Layers Declaration
   -------------------------------------------------------------------------- */
@layer reset, tokens, base, components, layouts, animations;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
    text-size-adjust: 100%;
  }

  body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  img, video {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    object-fit: cover;
  }

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

  a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-smooth), border-color var(--transition-smooth);
  }

  ul, ol {
    list-style: none;
  }

  /* Premium Keyboard Focus States for Accessibility */
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  select:focus-visible,
  textarea:focus-visible,
  .pill:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 3px;
    box-shadow: 0 0 12px rgba(212, 163, 115, 0.45);
  }
}

/* --------------------------------------------------------------------------
   2. Design Tokens - OVERHAULED LUXURY SYSTEM
   -------------------------------------------------------------------------- */
@layer tokens {
  :root {
    /* Color Palette - EXCLUSIVE DARK LUXURY SYSTEM */
    --accent-primary: #D4A373;     /* Warm Metallic Bronze / Gold */
    --accent-secondary: #E6BE8A;   /* Champagne Gold / Rose Gold */
    --luxury-mauve: #F4D19B;       /* Bright Luxury Gold Highlight */
    
    --bg-primary: #0F0F10;         /* Deep Matte Charcoal Black */
    --bg-secondary: #18181B;       /* Sleek Dark Zinc */
    --surface: #1F1F23;            /* Premium Carbon Card Surface */
    
    --text-primary: #FAFAFA;       /* Pearl White */
    --text-secondary: #B8B8B8;     /* Muted Silver Grey */
    --luxury-gold: #F4D19B;        /* Gold Highlight */
    --soft-highlight: rgba(212, 163, 115, 0.08); /* Soft glow gold highlight */
    
    /* Premium Brand Gradients */
    --gradient-luxury: linear-gradient(135deg, #0F0F10 0%, #18181B 100%);
    --gradient-gold: linear-gradient(135deg, #D4A373 0%, #F4D19B 100%);
    --gradient-rose: linear-gradient(135deg, #E6BE8A 0%, #D4A373 100%); /* Elegant Rose Gold */
    --overlay-dark: rgba(15, 15, 16, 0.85);
    --overlay-glass: rgba(31, 31, 35, 0.75);

    /* Typography Hierarchy */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --font-accent: 'Cormorant Garamond', serif;

    /* Border Radii */
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-circle: 50%;

    /* Sophisticated Shadow Systems */
    --shadow-soft: 0 4px 30px rgba(0, 0, 0, 0.35);
    --shadow-premium: 0 12px 40px rgba(0, 0, 0, 0.55);
    --shadow-deep: 0 20px 50px rgba(0, 0, 0, 0.75);
    --shadow-glass: inset 0 0 0 1px rgba(255, 255, 255, 0.08);

    /* Timing Speeds */
    --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
}

/* --------------------------------------------------------------------------
   3. Base Styles & Typography Scale
   -------------------------------------------------------------------------- */
@layer base {
  /* Scrollbar Design */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: var(--bg-primary);
  }
  ::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: var(--border-radius-sm);
  }
  ::-webkit-scrollbar-thumb:hover {
    background: var(--luxury-mauve);
  }

  /* Text Selection */
  ::selection {
    background: var(--accent-secondary);
    color: var(--text-primary);
  }

  /* Editorial Headings */
  h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.25;
    text-wrap: balance;
  }

  h1 {
    font-size: clamp(2.5rem, 1.5rem + 5vw, 5.2rem);
    letter-spacing: -0.02em;
  }

  h2 {
    font-size: clamp(2rem, 1.2rem + 4vw, 3.2rem);
    letter-spacing: -0.01em;
  }

  h3 {
    font-size: clamp(1.5rem, 1rem + 2vw, 2.1rem);
  }

  h4 {
    font-size: clamp(1.2rem, 0.9rem + 1vw, 1.5rem);
  }

  p {
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 0.9rem + 0.2vw, 1.08rem);
    color: var(--text-secondary);
    font-weight: 300;
    text-wrap: pretty;
  }

  /* Subtitles */
  .section-subtitle {
    font-family: var(--font-accent);
    font-size: clamp(1.1rem, 1rem + 0.5vw, 1.45rem);
    color: var(--accent-primary);
    font-style: italic;
    letter-spacing: 0.06em;
    display: inline-block;
    position: relative;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
  }

  /* Fine Marble Texture and Soft Beauty Accents */
  .marble-texture {
    position: relative;
  }
  
  .marble-texture::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('data:image/svg+xml;utf8,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><filter id="noiseFilter"><feTurbulence type="fractalNoise" baseFrequency="0.035" numOctaves="3" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noiseFilter)" opacity="0.04"/></svg>');
    pointer-events: none;
    mix-blend-mode: overlay;
    opacity: 0.35;
    z-index: 1;
  }
}

/* --------------------------------------------------------------------------
   4. Universal UI Components
   -------------------------------------------------------------------------- */
@layer components {
  /* Premium Info Bar */
  .top-bar {
    background-color: var(--bg-primary);
    border-bottom: 1px solid rgba(201, 140, 140, 0.15);
    padding: 0.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
  }

  .top-bar-info {
    display: flex;
    gap: 1.5rem;
  }

  .top-bar-info a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .top-bar-info a:hover {
    color: var(--accent-primary);
  }

  /* Sticky Branding Header */
  .main-header {
    background-color: var(--overlay-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(231, 198, 165, 0.25);
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    box-shadow: var(--shadow-soft);
    transition: padding var(--transition-smooth), background-color var(--transition-smooth);
  }

  .main-header.scrolled {
    padding: 0.75rem 2rem;
    background-color: rgba(15, 15, 16, 0.95);
    border-bottom: 1px solid rgba(212, 163, 115, 0.15);
  }

  .logo-area h1 {
    font-size: clamp(1.2rem, 1rem + 1vw, 1.75rem);
    font-family: var(--font-heading);
    letter-spacing: 0.05em;
    font-weight: 400;
    color: var(--text-primary);
  }

  .logo-area a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .logo-area span {
    font-family: var(--font-accent);
    color: var(--accent-primary);
    text-transform: uppercase;
    font-weight: 600;
  }

  /* Navigation Options */
  .desktop-nav {
    display: flex;
    gap: 1.75rem;
    align-items: center;
  }

  .desktop-nav a {
    font-size: 0.88rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    padding: 0.5rem 0;
    color: var(--text-secondary);
  }

  .desktop-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1.5px;
    background: var(--accent-primary);
    transition: width var(--transition-smooth) , left var(--transition-smooth);
  }

  .desktop-nav a:hover::after,
  .desktop-nav a.active::after {
    width: 100%;
    left: 0;
  }

  .desktop-nav a.active {
    color: var(--accent-primary);
  }

  /* Hamburger Options */
  .menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 102;
    padding: 0.5rem;
  }

  .menu-toggle span {
    display: block;
    width: 25px;
    height: 1.5px;
    background-color: var(--text-primary);
    transition: transform var(--transition-smooth), opacity var(--transition-smooth);
  }

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
  }

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

  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
  }

  /* Mobile slide drawer */
  .mobile-drawer {
    position: fixed;
    inset: 0;
    background-color: var(--bg-primary);
    z-index: 101;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    box-shadow: var(--shadow-deep);
  }

  .mobile-drawer.active {
    transform: translateX(0);
  }

  .mobile-drawer-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.75rem;
    margin-bottom: 3rem;
  }

  .mobile-drawer-nav a {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
  }

  .mobile-drawer-nav a:hover,
  .mobile-drawer-nav a.active {
    color: var(--accent-primary);
  }

  /* Premium Buttons Overhaul */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.95rem 2.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    cursor: pointer;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
  }

  /* Primary champagne gold gradient CTA */
  .btn-primary {
    background: var(--gradient-rose);
    color: var(--bg-primary);
    box-shadow: 0 8px 25px rgba(212, 163, 115, 0.2);
    border: 1px solid rgba(230, 190, 138, 0.25);
  }

  .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
    transition: left var(--transition-slow);
  }

  .btn-primary:hover::before {
    left: 100%;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(212, 163, 115, 0.35);
    color: var(--bg-primary);
  }

  /* Secondary Elegant Outlined Button */
  .btn-secondary {
    border: 1.5px solid var(--accent-primary);
    color: var(--text-primary);
    background: transparent;
  }

  .btn-secondary:hover {
    background-color: rgba(212, 163, 115, 0.08);
    border-color: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 163, 115, 0.15);
  }

  /* Redesigned Premium luxury cards */
  .card-premium {
    background-color: var(--surface);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(212, 163, 115, 0.15);
    box-shadow: var(--shadow-soft);
    padding: 2.25rem;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .card-premium p {
    flex: 1 1 auto;
  }

  .card-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-gold);
    opacity: 0.6;
    transition: height var(--transition-smooth);
  }

  .card-premium:hover::before {
    height: 5px;
  }

  .card-premium:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(212, 163, 115, 0.12);
    border-color: var(--accent-secondary);
  }

  /* Frame highlights */
  .img-frame {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    background-color: var(--bg-secondary);
    border: 1px solid rgba(231, 198, 165, 0.2);
  }

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

  .img-frame:hover img {
    transform: scale(1.07);
  }

  .section-padding {
    padding: 4.5rem 1.5rem;
  }

  .section-container {
    max-width: 1300px;
    margin: 0 auto;
  }

  .section-header-editorial {
    max-width: 700px;
    margin-bottom: 4rem;
  }

  .section-header-editorial.center {
    text-align: center;
    margin-inline: auto;
  }

  /* --------------------------------------------------------------------------
     5. Layout elements (Grid, Masonry, Before-after Sliders)
     -------------------------------------------------------------------------- */
  .masonry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.75rem;
  }

  /* Slider adjustments */
  .slider-comparison {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-deep);
    user-select: none;
    -webkit-user-select: none;
    border: 1px solid rgba(231, 198, 165, 0.3);
  }

  .slider-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  .slider-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
  }

  .slider-after {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 50%;
    overflow: hidden;
  }

  .slider-after img {
    width: 100%;
    height: 100%;
    max-width: none;
    object-fit: cover;
  }

  .slider-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: var(--surface);
    cursor: ew-resize;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .slider-handle-button {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    border: 2px solid var(--surface);
    color: var(--surface);
    box-shadow: 0 4px 15px rgba(139, 94, 131, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: ew-resize;
    font-size: 1.1rem;
    transition: transform var(--transition-fast);
  }

  .slider-handle:hover .slider-handle-button {
    transform: scale(1.1);
    background-color: var(--luxury-mauve);
  }

  .slider-comparison-labels {
    position: absolute;
    bottom: 1.25rem;
    left: 1.25rem;
    right: 1.25rem;
    display: flex;
    justify-content: space-between;
    z-index: 12;
    pointer-events: none;
  }

  .slider-label {
    background-color: var(--overlay-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.4rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    box-shadow: var(--shadow-soft);
    color: var(--text-primary);
    border: 1px solid rgba(231, 198, 165, 0.25);
  }

  /* Schedulers Modal styling */
  .modal-overlay {
    position: fixed;
    inset: 0;
    background-color: var(--overlay-dark);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth) allow-discrete;
  }

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

  .modal-content {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    width: 92%;
    max-width: 580px;
    padding: 3rem;
    box-shadow: var(--shadow-deep);
    position: relative;
    transform: translateY(30px);
    transition: transform var(--transition-smooth) allow-discrete;
    border: 1px solid rgba(231, 198, 165, 0.35);
  }

  .modal-overlay.active .modal-content {
    transform: translateY(0);
  }

  .modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 1.75rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
  }

  .modal-close:hover {
    color: var(--accent-primary);
  }

  .form-group {
    margin-bottom: 1.5rem;
  }

  .form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
  }

  .form-input {
    width: 100%;
    padding: 0.95rem 1.25rem;
    border-radius: 12px;
    border: 1px solid rgba(201, 140, 140, 0.25);
    background-color: var(--surface);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    color: var(--text-primary);
  }

  .form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(201, 140, 140, 0.15);
  }

  /* Category pills */
  .category-pills {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
  }

  .pill {
    padding: 0.65rem 1.75rem;
    border-radius: 50px;
    background-color: var(--surface);
    border: 1px solid rgba(231, 198, 165, 0.25);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all var(--transition-smooth);
    color: var(--text-secondary);
  }

  .pill:hover, .pill.active {
    background-color: var(--accent-primary);
    color: var(--surface);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-soft);
  }

  /* Mobile stickies */
  .sticky-mobile-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--overlay-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(201, 140, 140, 0.15);
    padding: 0.75rem 1.5rem;
    display: none;
    justify-content: space-around;
    align-items: center;
    z-index: 90;
    box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.05);
  }

  .sticky-mobile-cta a {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-primary);
  }

  .sticky-mobile-cta a i,
  .sticky-mobile-cta a svg {
    margin-bottom: 4px;
    color: var(--accent-primary);
  }

  .sticky-mobile-cta .btn-cta {
    background: var(--gradient-gold);
    color: var(--text-primary);
    padding: 0.7rem 1.25rem;
    border-radius: 50px;
    font-weight: 600;
  }
}

/* --------------------------------------------------------------------------
   6. Layout Templates & Page Structures
   -------------------------------------------------------------------------- */
@layer layouts {
  .hero-editorial {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    min-height: calc(100vh - 120px);
    gap: 4rem;
    padding: 3rem 0;
    position: relative;
  }

  .hero-editorial::before {
    content: '';
    position: absolute;
    top: 5%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 163, 115, 0.12) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .hero-content h1 {
    font-family: var(--font-heading);
    margin-bottom: 1.5rem;
    color: var(--text-primary);
  }

  .hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    line-height: 1.7;
    color: var(--text-secondary);
  }

  .hero-ctas {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 3.5rem;
  }

  .hero-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    border-top: 1px solid rgba(231, 198, 165, 0.35);
    padding-top: 2rem;
  }

  .metric-item {
    display: flex;
    flex-direction: column;
  }

  .metric-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--accent-primary);
    font-weight: 600;
  }

  .metric-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }

  .hero-visual {
    position: relative;
    height: 90%;
    min-height: 520px;
  }

  .hero-main-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-deep);
    border: 1px solid rgba(231, 198, 165, 0.25);
  }

  .hero-float-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background-color: var(--surface);
    padding: 1.5rem 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-premium);
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid rgba(231, 198, 165, 0.25);
  }

  .badge-icon {
    width: 45px;
    height: 45px;
    background-color: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--luxury-gold);
    font-size: 1.2rem;
  }

  .badge-text span {
    display: block;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
  }

  .badge-text p {
    font-size: 0.75rem;
    margin: 0;
    color: var(--text-secondary);
  }

  .grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3.5rem;
    align-items: center;
  }

  .grid-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.25rem;
  }

  .grid-4col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
  }

  .brand-intro-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }

  .intro-editorial-text {
    font-family: var(--font-accent);
    font-size: 1.8rem;
    line-height: 1.6;
    color: var(--text-primary);
    font-style: italic;
  }

  .gallery-masonry {
    columns: 3 320px;
    column-gap: 1.75rem;
  }

  .gallery-item {
    break-inside: avoid;
    margin-bottom: 1.75rem;
    display: block;
    cursor: pointer;
  }

  /* Luxury footer */
  .luxury-footer {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 6.5rem 2.25rem 2.25rem;
    position: relative;
    overflow: hidden;
    border-top: 2px solid var(--accent-primary);
  }

  .luxury-footer::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('data:image/svg+xml;utf8,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><filter id="noiseFilter"><feTurbulence type="fractalNoise" baseFrequency="0.02" numOctaves="3" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noiseFilter)" opacity="0.012"/></svg>');
    pointer-events: none;
    mix-blend-mode: overlay;
    z-index: 1;
  }

  .footer-grid {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 3.5rem;
    border-bottom: 1px solid rgba(212, 163, 115, 0.15);
    padding-bottom: 4.5rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
  }

  .footer-col h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
  }

  .footer-col p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 1.5rem;
  }

  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
  }

  .footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color var(--transition-fast), padding var(--transition-fast);
  }

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

  .footer-newsletter-form {
    display: flex;
    gap: 0.5rem;
  }

  .footer-newsletter-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 163, 115, 0.2);
    padding: 0.85rem 1.25rem;
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 0.85rem;
    flex-grow: 1;
  }

  .footer-newsletter-btn {
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 0.85rem 1.5rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: background-color var(--transition-fast);
  }

  .footer-newsletter-btn:hover {
    background: var(--accent-secondary);
  }

  .footer-bottom {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    opacity: 0.8;
    font-size: 0.8rem;
    position: relative;
    z-index: 2;
  }

  .footer-socials {
    display: flex;
    gap: 1.25rem;
  }

  .footer-socials a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast), color var(--transition-fast);
    color: rgba(255, 248, 244, 0.75);
  }

  .footer-socials a:hover {
    background-color: var(--accent-primary);
    color: var(--surface);
  }

  .subpage-hero {
    background: var(--gradient-luxury);
    padding: 7.5rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid rgba(201, 140, 140, 0.15);
  }

  .subpage-hero h1 {
    font-size: clamp(2rem, 1.5rem + 3vw, 4rem);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--text-primary);
  }

  .subpage-hero p {
    max-width: 600px;
    margin: 0 auto;
    font-family: var(--font-accent);
    font-style: italic;
    font-size: 1.3rem;
    color: var(--accent-primary);
  }

  .pricing-category-box {
    margin-bottom: 4.5rem;
  }

  .pricing-category-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    border-bottom: 1.5px solid var(--accent-primary);
    padding-bottom: 0.5rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-primary);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
  }

  .pricing-category-title span {
    font-family: var(--font-accent);
    font-size: 1.1rem;
    text-transform: lowercase;
    font-style: italic;
    color: var(--text-secondary);
  }

  .pricing-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .pricing-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: baseline;
  }

  .pricing-item-header {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
  }

  .pricing-item-header h4 {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 1.05rem;
    color: var(--text-primary);
    margin: 0;
  }

  .pricing-item-dots {
    flex-grow: 1;
    border-bottom: 1.5px dotted rgba(122, 112, 107, 0.25);
    height: 1px;
  }

  .pricing-item-price {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--luxury-mauve);
  }

  .pricing-item-desc {
    grid-column: 1 / -1;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
  }

  .contact-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4.5rem;
    align-items: start;
  }

  .contact-details {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
  }

  .contact-detail-card {
    background-color: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: 2.25rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(231, 198, 165, 0.25);
  }

  .contact-detail-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1.25rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }

  .contact-detail-row {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid rgba(122, 112, 107, 0.15);
    padding: 0.75rem 0;
    font-size: 0.92rem;
    color: var(--text-secondary);
  }

  .contact-detail-row.active {
    font-weight: 600;
    color: var(--luxury-mauve);
  }

  .contact-form-wrapper {
    background-color: var(--surface);
    border-radius: var(--border-radius-lg);
    padding: 3.5rem;
    box-shadow: var(--shadow-deep);
    border: 1px solid rgba(231, 198, 165, 0.25);
  }

  .contact-map-mockup {
    width: 100%;
    height: 420px;
    background-color: #FDF1EC;
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
    margin-top: 4.5rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(201, 140, 140, 0.2);
  }

  .map-overlay-card {
    position: absolute;
    top: 2rem;
    left: 2rem;
    background: var(--overlay-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1.75rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-deep);
    max-width: 320px;
    z-index: 5;
    border: 1px solid rgba(255, 255, 255, 0.5);
  }

  .map-overlay-card h4 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
  }

  .map-overlay-card p {
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
  }

  .map-canvas-mock {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 60% 40%, rgba(231, 198, 165, 0.35) 0%, transparent 60%), radial-gradient(circle at 30% 70%, rgba(201, 140, 140, 0.2) 0%, transparent 70%);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .map-pin {
    width: 44px;
    height: 44px;
    background-color: var(--accent-primary);
    border: 4px solid var(--surface);
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg) translateY(-22px) translateX(22px);
    box-shadow: 0 4px 15px rgba(139, 94, 131, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    top: -20px;
    animation: pin-float 3s infinite ease-in-out;
  }

  .map-pin::after {
    content: '';
    width: 14px;
    height: 14px;
    background-color: var(--surface);
    border-radius: 50%;
    transform: rotate(45deg);
  }

  @keyframes pin-float {
    0%, 100% { transform: rotate(-45deg) translateY(0); }
    50% { transform: rotate(-45deg) translateY(-8px); }
  }

  .timeline-classic {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
  }

  .timeline-classic::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: rgba(201, 140, 140, 0.25);
    transform: translateX(-50%);
  }

  .timeline-node {
    position: relative;
    margin-bottom: 4.5rem;
    width: 50%;
    padding: 0 3rem;
  }

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

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

  .timeline-node::after {
    content: '';
    position: absolute;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(201, 140, 140, 0.25);
    z-index: 2;
  }

  .timeline-node:nth-child(odd)::after {
    right: -8px;
  }

  .timeline-node:nth-child(even)::after {
    left: -8px;
  }

  .timeline-year {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--accent-primary);
    font-weight: 700;
    margin-bottom: 0.5rem;
  }

  .timeline-content-card {
    background-color: var(--surface);
    border-radius: var(--border-radius-md);
    padding: 1.75rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(231, 198, 165, 0.2);
    display: inline-block;
    text-align: left;
    max-width: 380px;
  }

  .error-404-layout {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 3rem;
  }

  .error-404-number {
    font-family: var(--font-heading);
    font-size: clamp(6rem, 5rem + 10vw, 11rem);
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: 1.5rem;
    position: relative;
  }

  .error-404-number::after {
    content: 'AURA';
    position: absolute;
    inset: 0;
    font-size: 0.22em;
    color: rgba(201, 140, 140, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.2em;
  }
}

/* --------------------------------------------------------------------------
   7. Animations & Interactions
   -------------------------------------------------------------------------- */
@layer animations {
  @media (prefers-reduced-motion: no-preference) {
    @supports ((animation-timeline: view()) and (animation-range: entry)) {
      
      @keyframes reveal-up {
        from {
          opacity: 0;
          transform: translateY(45px);
        }
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }

      @keyframes fade-zoom {
        from {
          opacity: 0;
          scale: 0.94;
        }
        to {
          opacity: 1;
          scale: 1;
        }
      }

      @keyframes text-reveal-sweep {
        from {
          clip-path: inset(0 100% 0 0);
        }
        to {
          clip-path: inset(0 0 0 0);
        }
      }

      .scroll-reveal {
        animation: reveal-up auto linear both;
        animation-timeline: view();
        animation-range: entry 10% cover 30%;
      }

      .scroll-reveal-slow {
        animation: reveal-up auto linear both;
        animation-timeline: view();
        animation-range: entry 5% cover 25%;
      }

      .scroll-zoom {
        animation: fade-zoom auto linear both;
        animation-timeline: view();
        animation-range: entry 10% cover 35%;
      }
      
      .scroll-text-sweep {
        animation: text-reveal-sweep auto linear both;
        animation-timeline: view();
        animation-range: entry 15% cover 35%;
      }
    }
  }

  .hover-lift {
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
  }

  .hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-deep);
  }

  .link-grow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--accent-primary);
  }

  .link-grow::after {
    content: '→';
    transition: transform var(--transition-smooth);
  }

  .link-grow:hover::after {
    transform: translateX(6px);
  }
}

/* --------------------------------------------------------------------------
   8. Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .section-padding {
    padding: 3.5rem 1.5rem;
  }
  
  .hero-editorial {
    gap: 2.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 991px) {
  .top-bar {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .desktop-nav {
    display: none;
  }

  .hero-editorial {
    grid-template-columns: 1fr;
    text-align: center;
    min-height: auto;
    padding: 2.5rem 0 4.5rem;
  }

  .hero-content {
    align-items: center;
  }

  .hero-metrics {
    width: 100%;
    max-width: 500px;
  }

  .hero-visual {
    min-height: 440px;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
  }

  .hero-float-badge {
    left: 20px;
  }

  .grid-3col, .grid-4col {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-intro-wrap {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .timeline-classic::before {
    left: 24px;
  }

  .timeline-node {
    width: 100%;
    padding-left: 4.5rem;
    padding-right: 0;
    text-align: left !important;
  }

  .timeline-node:nth-child(even) {
    left: 0;
  }

  .timeline-node::after {
    left: 16px !important;
    right: auto !important;
  }

  .timeline-content-card {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 2.5rem 1rem;
  }

  .sticky-mobile-cta {
    display: flex;
  }

  body {
    padding-bottom: 60px;
  }

  .grid-2col, .grid-3col, .grid-4col {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .subpage-hero {
    padding: 5.5rem 1rem;
  }

  .contact-form-wrapper {
    padding: 2rem;
  }

  .modal-content {
    padding: 2rem;
  }
}

/* --------------------------------------------------------------------------
   Expert Card Grid Responsive Audits
   -------------------------------------------------------------------------- */
.expert-card-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 2rem;
  align-items: start;
  padding: 2rem;
}

@media (max-width: 991px) {
  .expert-card-grid {
    grid-template-columns: 1fr !important;
    gap: 1.5rem !important;
    padding: 1.5rem !important;
  }
  
  .expert-card-grid .img-frame {
    max-width: 320px;
    margin-inline: auto;
    width: 100%;
  }
}