:root {
    --bg-color: #060913;
    --card-bg: #0f1626;
    --text-color: #f3f4f6;
    --text-muted: #a1a1aa;
    --accent-gradient-start: #d946ef;
    --accent-gradient-end: #8b5cf6;
    --border-color: #27272a;
    --error-color: #f43f5e;
    --max-width: 1100px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding-bottom: 60px;
    background-image: radial-gradient(circle at top right, rgba(139, 92, 246, 0.05), transparent 400px);
}

header {
    background-color: rgba(15, 22, 38, 0.85);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.app-container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-size: 2.2rem;
    font-weight: 900;
    color: #ffffff !important;
    text-decoration: none;
    letter-spacing: -1px;
}

#nav-menu ul {
    display: flex;
    list-style: none;
    gap: 24px;
    align-items: center;
}

#nav-menu a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

#nav-menu a:hover,
#nav-menu a.active {
    color: #ffffff;
    text-shadow: 0 0 10px rgba(217, 70, 239, 0.6);
}

main {
    max-width: var(--max-width);
    margin: 40px auto 0 auto;
    padding: 0 20px;
}

.media-hero {
    text-align: center;
    margin-bottom: 50px;
}

.media-hero h1 {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -2px;
    background: linear-gradient(to right, var(--accent-gradient-start), var(--accent-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.media-hero p {
    color: var(--text-muted);
    font-size: 1.2rem;
}

.media-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.article-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--accent-gradient-start), var(--accent-gradient-end));
    opacity: 0.7;
}

.article-card:hover {
    transform: translateY(-6px) scale(1.02);
    border-color: rgba(217, 70, 239, 0.4);
    box-shadow: 0 20px 30px -10px rgba(139, 92, 246, 0.25);
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.category {
    background: linear-gradient(135deg, rgba(217, 70, 239, 0.15), rgba(139, 92, 246, 0.15));
    color: #f472b6 !important;
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
    border: 1px solid rgba(217, 70, 239, 0.2);
}

.article-title {
    margin: 10px 0;
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.4;
}

.article-content {
    color: #d1d5db;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 20px;
    text-align: justify;
}

.article-footer {
    margin-top: auto;
    border-top: 1px solid rgba(39, 39, 42, 0.6);
    padding-top: 15px;
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(to right, var(--accent-gradient-start), var(--accent-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 0.95rem;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.2s ease;
}

.read-more-link:hover {
    filter: brightness(1.2);
    transform: translateX(6px);
}

.loading-msg,
.error-msg, 
.no-data-msg {
    grid-column: 1 / -1;
    text-align: center;
    padding: 50px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-weight: 600;
    color: var(--text-muted);
}

.error-msg {
    color: var(--error-color);
    border-color: rgba(244, 63, 94, 0.2);
    background: rgba(244, 63, 94, 0.02);
}

@media (max-width: 768px) {
    header {
        position: relative;
    }
    
    .app-container {
        flex-direction: column;
        justify-content: center;
        height: auto;
        padding: 20px;
        gap: 15px;
    }

    #nav-menu ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .media-hero h1 {
        font-size: 2.5rem;
    }
    
    .media-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .article-card {
        padding: 20px;
    }
}