/* 
   PRJ-237-GASTRO-GRID Design System
   Brand: Gastro-Axis Culinary Group
   Style: Dark-Luxury Avant-Garde Culinary Aesthetics
*/

:root {
    /* Core Colors */
    --obsidian-black: #0A0A0C;
    --chef-aurora-white: #F1F2F6;
    --aged-volcano-red: #D32F2F;
    --trace-fresh-green: #388E3C;
    
    /* UI Colors */
    --bg-dark: var(--obsidian-black);
    --text-light: var(--chef-aurora-white);
    --accent-red: var(--aged-volcano-red);
    --accent-green: var(--trace-fresh-green);
    --border-dim: rgba(241, 242, 246, 0.1);
    --glass-bg: rgba(10, 10, 12, 0.85);
    
    /* Typography */
    --font-display: 'Montserrat', sans-serif; /* Modern Geometric Sans */
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace; /* For data/metrics */
}

/* Global Styles */
body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-body);
    overflow-x: hidden;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.text-mono {
    font-family: var(--font-mono);
}

.text-accent-red { color: var(--accent-red); }
.text-accent-green { color: var(--accent-green); }

/* Layout Components */
.section-padding {
    padding: 100px 0;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-dim);
    padding: 2rem;
    transition: all 0.3s ease;
}

.glass-card:hover {
    border-color: var(--accent-red);
    transform: translateY(-5px);
}

/* Navbar Customization */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-dim);
    padding: 1.5rem 0;
}

.navbar-brand {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--text-light) !important;
    letter-spacing: 3px;
}

.nav-link {
    color: var(--text-light) !important;
    font-family: var(--font-display);
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-left: 2rem;
    opacity: 0.7;
    transition: 0.3s;
}

.nav-link:hover, .nav-link.active {
    opacity: 1;
    color: var(--accent-red) !important;
}

/* Buttons */
.btn-gastro {
    border-radius: 0;
    padding: 12px 30px;
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    transition: 0.4s;
}

.btn-gastro-outline {
    border: 1px solid var(--text-light);
    color: var(--text-light);
}

.btn-gastro-outline:hover {
    background: var(--text-light);
    color: var(--bg-dark);
}

.btn-gastro-red {
    background: var(--accent-red);
    color: white;
    border: none;
}

.btn-gastro-red:hover {
    background: #b71c1c;
    color: white;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--bg-dark);
    overflow: hidden;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-dark) 80%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-dim);
    padding: 60px 0;
    background: #050507;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-up {
    animation: fadeInUp 1s ease forwards;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-red);
}