/* Art Deco Echo - Casino Style */
:root {
    /* Art Deco Colors */
    --primary-dark: #0B1B2F;      /* Deep Navy */
    --primary-green: #1B3B36;     /* Deep Emerald */
    --accent-gold: #D4AF37;       /* Bright Gold */
    --accent-silver: #C0C0C0;     /* Silver */
    --background-cream: #F5F5DC;  /* Cream */
    --background-light: #F8F8F8;  /* Light Gray */
    --text-dark: #1A1A1A;
    --text-light: #FFFFFF;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-green) 100%);
    --gradient-gold: linear-gradient(135deg, var(--accent-gold) 0%, #FFD700 100%);
    --gradient-overlay: linear-gradient(rgba(11, 27, 47, 0.8), rgba(27, 59, 54, 0.8));

    /* Shadows */
    --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.3);
    --shadow-dark: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.1);

    /* Typography */
    --font-primary: 'Montserrat', 'Arial', sans-serif;
    --font-secondary: 'Poppins', 'Arial', sans-serif;
    --font-accent: 'Playfair Display', 'Georgia', serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Animations */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--background-light);
    overflow-x: hidden;
}

/* Accessibility: focus styles and skip link */
:focus-visible {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-gold);
    color: var(--text-dark);
    padding: 8px 12px;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    z-index: 1100;
    transition: top var(--transition-smooth);
}

.skip-link:focus {
    top: 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-accent);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

h1 {
    font-size: 3.5rem;
    background: var(--gradient-gold);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

h2 {
    font-size: 2.5rem;
    color: var(--primary-dark);
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

h3 {
    font-size: 1.8rem;
    color: var(--primary-green);
}

p {
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

a {
    text-decoration: none;
    color: var(--accent-gold);
    transition: var(--transition-smooth);
}

a:hover {
    color: #FFD700;
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
}

/* Art Deco Geometric Patterns */
.art-deco-pattern {
    position: relative;
    overflow: hidden;
}

.art-deco-pattern::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 25% 25%, var(--accent-gold) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, var(--accent-silver) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.1;
    animation: none;
}

@keyframes artDecoMove {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

/* Header Styles */
.header {
    background: var(--gradient-primary);
    color: var(--text-light);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-dark);
    backdrop-filter: blur(10px);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-accent);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-gold);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.navigation ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.navigation a {
    color: var(--text-light);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    position: relative;
    transition: var(--transition-smooth);
}

.navigation a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-gold);
    opacity: 0;
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
    z-index: -1;
}

.navigation a:hover::before {
    opacity: 0.2;
}

.header-cta {
    display: flex;
    gap: var(--spacing-sm);
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-family: var(--font-primary);
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition-smooth);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--text-dark);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--accent-gold);
}

.btn-secondary:hover {
    background: var(--accent-gold);
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-overlay),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect width="1200" height="800" fill="%230B1B2F"/><circle cx="300" cy="200" r="100" fill="%23D4AF37" opacity="0.1"/><circle cx="900" cy="600" r="150" fill="%23D4AF37" opacity="0.1"/></svg>');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-light);
    text-align: center;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    padding: var(--spacing-lg) var(--spacing-md);
    z-index: 2;
    position: relative;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--background-cream);
}

/* Generic two-column hero grid (desktop), collapses on mobile via responsive.css */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    min-height: 70vh;
}


.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

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

@keyframes goldShimmer {
    0% { background-position: -200px 0; }
    100% { background-position: 200px 0; }
}

/* Main Content */
.main-content {
    margin-top: 80px; /* Account for fixed header */
}

/* Ensure anchor targets aren’t hidden behind fixed header */
.section, [id] {
    scroll-margin-top: 90px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section:nth-child(even) {
    background: var(--background-cream);
}

/* Content Blocks */
.content-block {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    background: var(--text-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-dark);
    position: relative;
    overflow: hidden;
}

.content-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-gold);
}

.content-block.horizontal {
    flex-direction: row;
}

.content-block.vertical {
    flex-direction: column;
    text-align: center;
}

.content-block.reverse {
    flex-direction: row-reverse;
}

.content-text {
    flex: 1;
}

.content-image {
    flex: 0 0 300px;
    height: 250px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 1.2rem;
    position: relative;
    overflow: hidden;
}

.content-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    background: var(--accent-gold);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
}

/* Content Grids */
.content-grid {
    display: grid;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-item {
    background: var(--text-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-dark);
    text-align: center;
    position: relative;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.grid-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
}

.grid-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.grid-item-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.grid-item-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 60px;
    background: var(--accent-gold);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
}

.grid-item h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.item-content {
    text-align: left;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--gradient-primary);
    color: var(--text-light);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    color: var(--accent-gold);
    margin-bottom: var(--spacing-sm);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: var(--text-light);
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.footer-section a:hover {
    opacity: 1;
    color: var(--accent-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-md);
    text-align: center;
    opacity: 0.8;
}

/* Payment Methods */
.payment-methods {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin: var(--spacing-md) 0;
}

.payment-icon {
    width: 60px;
    height: 40px;
    background: var(--text-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.8rem;
    box-shadow: var(--shadow-dark);
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .hero {
        background-attachment: scroll; /* Improve mobile perf */
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    /* Off-canvas mobile nav is handled by JS-injected CSS.
       Keep list hidden by default but reveal when nav is open. */
    .navigation ul { display: none; }
    .navigation.nav-open ul { display: flex; }

    .content-block.horizontal,
    .content-block.reverse {
        flex-direction: column;
    }

    .content-image {
        flex: 0 0 200px;
        width: 100%;
        height: 200px;
    }

    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }

    .content-block {
        padding: var(--spacing-md);
    }

    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Reduce Motion Preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

/* Loading Animation */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-gold);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

.py-sm { padding: var(--spacing-sm) 0; }
.py-md { padding: var(--spacing-md) 0; }
.py-lg { padding: var(--spacing-lg) 0; }

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.gold-text {
    background: var(--gradient-gold);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.highlight {
    background: var(--gradient-gold);
    color: var(--text-dark);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}