:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #38bdf8;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

header {
    padding: 4rem 0 2rem;
    text-align: center;
    background: linear-gradient(to bottom, rgba(37, 99, 235, 0.1), transparent);
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.search-container {
    max-width: 600px;
    margin: 0 auto 3rem;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 1rem 1.5rem 1rem 3rem;
    border-radius: 1rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.1rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border-radius: 9999px;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    padding-bottom: 5rem;
}

.card {
    background: var(--card-bg);
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    height: 100%;
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    border-color: var(--accent);
}

.card-img-container {
    padding-top: 56.25%;
    position: relative;
    overflow: hidden;
}

.card-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.card:hover .card-img {
    transform: scale(1.1);
}

.card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.4;
    color: #fff;
}

.card-footer {
    margin-top: auto;
}

.read-more {
    display: inline-block;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: var(--accent);
}

/* Article Page Layout */
.article-header {
    padding: 6rem 0 3rem;
}

.article-hero {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: 1.5rem;
    margin-bottom: 3rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.article-meta {
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
    align-items: center;
}

.article-body {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
}

.map-container {
    margin: 3rem 0;
    padding: 0.5rem;
    background: var(--glass);
    border-radius: 1rem;
    border: 1px solid var(--glass-border);
}

.map-img {
    width: 100%;
    border-radius: 0.5rem;
    display: block;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 2rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--text-primary);
}

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: var(--primary);
    color: #fff;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--primary-hover);
    transform: scale(1.05);
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .grid { grid-template-columns: 1fr; }
}