/* 
   Aura Restoration & Private Curatorial Master 
   Global Stylesheet
*/

:root {
    --gallery-white: #F5F5F0;
    --velvet-black: #1A1A1B;
    --restoration-gold: #D4AF37;
    --optical-indigo: #1E2A38;
    --soft-gray: #E0E0DA;
}

body {
    background-color: var(--gallery-white);
    color: var(--velvet-black);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, .brand-font {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.signature {
    font-family: 'Dancing Script', cursive;
    color: var(--restoration-gold);
}

/* Navbar Customization */
.navbar {
    background-color: rgba(26, 26, 27, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.5rem 0;
    transition: all 0.3s ease;
}

.navbar-brand, .nav-link {
    color: var(--gallery-white) !important;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.9rem;
}

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

/* Golden Ratio Grid Overlay */
.golden-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.03;
    background-image: 
        linear-gradient(to right, var(--velvet-black) 1px, transparent 1px),
        linear-gradient(to bottom, var(--velvet-black) 1px, transparent 1px);
    background-size: 38.2% 38.2%; /* Golden ratio approximation */
    display: none;
}

body:hover .golden-grid {
    display: block;
}

/* Frame Drawing Button Effect */
.btn-frame {
    position: relative;
    padding: 12px 30px;
    background: transparent;
    color: var(--velvet-black);
    border: 1px solid var(--velvet-black);
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.4s ease;
    overflow: hidden;
    z-index: 1;
}

.btn-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--velvet-black);
    transition: all 0.4s ease;
    z-index: -1;
}

.btn-frame:hover {
    color: var(--gallery-white);
}

.btn-frame:hover::before {
    width: 100%;
}

.btn-gold {
    border-color: var(--restoration-gold);
    color: var(--restoration-gold);
}

.btn-gold::before {
    background: var(--restoration-gold);
}

/* Dust Particles Animation */
.dust-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.2;
}

/* Section Spacing */
section {
    padding: 100px 0;
}

.bg-dark-section {
    background-color: var(--velvet-black);
    color: var(--gallery-white);
}

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

/* Card Styling */
.art-card {
    background: white;
    border: none;
    border-radius: 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.art-card:hover {
    transform: translateY(-10px);
}

.footer {
    background-color: var(--velvet-black);
    color: var(--gallery-white);
    padding: 60px 0;
}