/* Global Styles */
:root {
    --primary-color: #2c3e50; /* Dark Blue/Grey */
    --accent-color: #27ae60; /* Green */
    --bg-color: #f8f9fa;
    --text-color: #333;
    --card-bg: #ffffff;
    --border-color: #e9ecef;
    --font-family: 'Roboto', 'Open Sans', Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #ecf0f1;
        --accent-color: #2ecc71;
        --bg-color: #121212;
        --text-color: #e0e0e0;
        --card-bg: #1e1e1e;
        --border-color: #333;
    }
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
}

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

a:hover {
    text-decoration: underline;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
    width: auto;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 20px;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
}

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

/* Hero / Intro */
.hero {
    padding: 40px 0;
    text-align: center;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.intro-text {
    max-width: 800px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
    color: var(--text-color);
    opacity: 0.9;
}

/* Market List */
.market-list {
    margin-bottom: 50px;
}

.market-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.market-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

.market-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.market-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.market-name {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--primary-color);
    cursor: pointer;
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
}

.badge-top { background-color: var(--accent-color); color: white; }
.badge-new { background-color: #3498db; color: white; }

.market-desc {
    flex-grow: 1;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.market-links {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn {
    display: inline-block;
    padding: 10px 15px;
    background-color: var(--border-color);
    color: var(--text-color);
    text-align: center;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
}

.btn:hover {
    opacity: 0.9;
    text-decoration: none;
}

.onion-link {
    font-family: monospace;
    overflow-wrap: break-word;
    word-break: break-all;
    white-space: normal;
    display: block;
    font-size: 0.85rem;
}

/* Detailed Blocks */
.detailed-blocks {
    margin-top: 60px;
}

.detail-block {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 30px;
}

.detail-header h3 {
    margin-top: 0;
}

/* Content Sections */
.content-section {
    margin: 50px 0;
    line-height: 1.8;
}

.content-section h2 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.content-section h3 {
    margin-top: 30px;
    color: var(--text-color);
}

.info-box {
    background-color: rgba(44, 62, 80, 0.05);
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    margin: 20px 0;
}

.warning-box {
    background-color: rgba(231, 76, 60, 0.1);
    border-left: 4px solid #e74c3c;
    padding: 15px 20px;
    margin: 20px 0;
    color: #c0392b;
}

/* FAQ */
.faq-item {
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.faq-question {
    font-weight: bold;
    font-size: 1.1rem;
    margin-bottom: 10px;
    cursor: pointer;
}

/* Footer */
footer {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    margin-top: 60px;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.footer-col h4 {
    margin-top: 0;
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col li {
    margin-bottom: 10px;
}

.copyright {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: #7f8c8d;
}

/* Breadcrumbs */
.breadcrumbs {
    font-size: 0.9rem;
    margin-bottom: 20px;
    color: #7f8c8d;
}

.breadcrumbs a {
    color: #7f8c8d;
}

/* Search Box */
.search-container {
    margin-bottom: 30px;
    text-align: center;
}

#marketSearch {
    padding: 12px 20px;
    width: 100%;
    max-width: 500px;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    font-size: 1rem;
    background-color: var(--card-bg);
    color: var(--text-color);
}

/* Mobile Optimization & Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    /* Header Mobile */
    .header-content {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .logo img {
        height: 35px; /* Slightly smaller on mobile */
    }

    nav {
        width: 100%;
        overflow-x: auto; /* Allow horizontal scroll if needed */
        -webkit-overflow-scrolling: touch;
    }

    nav ul {
        flex-wrap: wrap; /* Wrap links */
        justify-content: center;
        gap: 15px;
        padding-bottom: 5px;
    }

    nav a {
        padding: 10px 5px; /* Larger touch target area */
        display: inline-block;
        font-size: 0.95rem;
    }

    /* Hero Mobile */
    h1 {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .intro-text {
        font-size: 1rem;
        padding: 0 10px;
    }

    /* Market Cards Mobile */
    .market-grid {
        grid-template-columns: 1fr; /* Single column */
        gap: 15px;
    }

    .market-card {
        padding: 15px;
    }

    .market-header {
        flex-direction: row; /* Keep row */
        align-items: center;
    }
    
    .market-name {
        font-size: 1.1rem;
    }

    /* Buttons Mobile */
    .market-links {
        gap: 12px;
    }

    .btn {
        width: 100%; /* Full width buttons */
        padding: 12px 15px; /* Larger touch target */
        font-size: 1rem;
        display: block; /* Ensure full width block */
        margin-bottom: 5px;
    }

    .onion-link {
        font-size: 0.8rem;
        padding: 8px;
        background: rgba(0,0,0,0.05);
        border-radius: 4px;
        margin-bottom: 5px;
        text-align: center;
    }

    /* Footer Mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .footer-col {
        border-bottom: 1px solid var(--border-color);
        padding-bottom: 20px;
    }
    
    .footer-col:last-child {
        border-bottom: none;
    }

    /* General Typography */
    body {
        font-size: 16px; /* Base font size for readability */
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.3rem;
    }
}

/* Touch Device Optimizations */
@media (hover: none) {
    .btn:hover {
        opacity: 1; /* Remove hover effect on touch */
    }
    
    .market-card:hover {
        transform: none; /* Remove transform on touch */
        box-shadow: none; /* Simplify rendering */
        border-color: var(--accent-color); /* Static highlight */
    }
}