/* Luxury Investment Platform - Main Styles */
:root {
    --gold: #D4AF37;
    --gold-light: #E8C547;
    --gold-dark: #B8922A;
    --white: #FFFFFF;
    --gray-light: #FAFAFA;
    --gray: #E8E8E8;
    --gray-dark: #666666;
    --text: #333333;
    --shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.12);
    --radius: 15px;
    --radius-sm: 10px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--gray-light);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-light) 100%);
    padding: 1rem 2rem;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--gold);
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--gray-dark);
    transition: color 0.3s;
    font-weight: 500;
}

.nav a:hover {
    color: var(--gold);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--white) 0%, #FAF5E6 100%);
    padding: 4rem 2rem;
    text-align: center;
    border-radius: var(--radius);
    margin: 2rem 0;
}

.hero h1 {
    font-size: 2.5rem;
    color: var(--text);
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray-dark);
    margin-bottom: 2rem;
}

.hero-btn {
    display: inline-block;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.hero-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

/* Section Styles */
.section-title {
    font-size: 1.8rem;
    color: var(--text);
    margin: 2rem 0;
    text-align: center;
}

/* Item Cards */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.item-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.item-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.item-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.item-info {
    padding: 1.5rem;
}

.item-brand {
    color: var(--gold);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.item-name {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.item-price {
    font-size: 1.3rem;
    color: var(--gold);
    font-weight: bold;
}

.item-category {
    display: inline-block;
    background: var(--gray-light);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--gray-dark);
    margin-top: 0.5rem;
}

/* Buttons */
.btn {
    padding: 0.8rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.btn-secondary {
    border: 2px solid var(--gold);
    color: var(--gold);
    background: var(--white);
}

.btn-secondary:hover {
    background: var(--gold);
    color: var(--white);
}

.btn-danger {
    background: #E74C3C;
    color: var(--white);
}

.btn-danger:hover {
    background: #C0392B;
}

/* Cards & Boxes */
.card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.card-title {
    font-size: 1.3rem;
    color: var(--text);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--gray-light);
}

/* Footer */
.footer {
    background: var(--text);
    color: var(--gray-dark);
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        gap: 1rem;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
}