@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;500;600;700&display=swap');

:root {
    --color-gold-400: #D4AF37;
    --color-gold-500: #C5A028;
    --color-gold-600: #B08D1E;
    --color-dark-950: #030303;
    --color-dark-900: #050505;
    --color-dark-800: #1A1A1A;
    --color-dark-700: #2C2C2C;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-dark-900);
    color: white;
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Playfair Display', serif;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark-950);
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold-400);
}

/* Utilities */
.text-gold-gradient {
    background: linear-gradient(to right, #D4AF37, #FFD700, #D4AF37);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
    animation: shine 6s linear infinite;
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}

/* Glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(212, 175, 55, 0.3);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

/* Navigation */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-gold-400);
    transition: width 0.3s ease;
}

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

/* Button Premium */
.btn-gold {
    background-color: var(--color-gold-400);
    color: black;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    border: 1px solid var(--color-gold-400);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.1);
}

.btn-gold:hover {
    background-color: var(--color-gold-500);
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.3);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    border-color: var(--color-gold-400);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.02);
}

/* Animations */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Specific Section Styles */
.hero-overlay {
    background: radial-gradient(circle at center, transparent 0%, #050505 100%);
}

/* Before-After Slider Custom Styles */
.slider-container input[type='range']::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 0;
    height: 0;
    background: transparent;
}

.slider-container input[type='range']::-moz-range-thumb {
    width: 0;
    height: 0;
    background: transparent;
    border: none;
}

/* Safe Area Utility */
.pb-safe {
    padding-bottom: env(safe-area-inset-bottom, 1rem);
}

/* Sticky Bar State */
#mobile-sticky-bar.visible {
    transform: translateY(0);
}