/* style.css (Three.js Redesign) */

:root {
    --primary-color: #9D55FE;
    --primary-color-dark: #7F3DD1;
    --text-color: #EAEAEA;
    --muted-text-color: #A0A0A0;
    --card-bg-color: rgba(18, 18, 18, 0.7);
    --card-border-color: rgba(157, 85, 254, 0.3);
    --card-hover-border-color: rgba(157, 85, 254, 0.7);
    --font-family: 'Inter', sans-serif;
}

/* --- Base & Background --- */
body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden; /* Hide body scrollbars */
    background-color: #0a0a0a;
    color: var(--text-color);
    font-family: var(--font-family);
}

#three-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.scroll-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto; /* Enable scrolling for content */
    overflow-x: hidden;
    z-index: 2;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* --- Header --- */
.main-header {
    text-align: center;
    margin-bottom: 40px;
    color: #fff;
}

.main-header .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
}

.main-header h1 {
    margin: 0;
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -2px;
}

.main-header p {
    margin: 0;
    font-size: 1.25rem;
    color: var(--muted-text-color);
}

/* --- Ad Banner --- */
.ad-banner-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 40px;
    background-color: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 10px;
    max-width: 748px; /* 728px + 20px padding */
    margin-left: auto;
    margin-right: auto;
}

#ad-banner {
    width: 728px;
    height: 90px;
}

#ad-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* --- Filters --- */
.filters {
    margin-bottom: 40px;
}

.filter-form {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    background-color: var(--card-bg-color);
    padding: 15px;
    border-radius: 12px;
    border: 1px solid var(--card-border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.search-input, .source-select {
    flex-grow: 1;
    padding: 12px 15px;
    border: 1px solid var(--card-border-color);
    border-radius: 8px;
    font-size: 1rem;
    background-color: rgba(0,0,0,0.3);
    color: var(--text-color);
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.search-input::placeholder {
    color: var(--muted-text-color);
}

.search-input:focus, .source-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(157, 85, 254, 0.3);
}

.filter-button {
    padding: 12px 25px;
    border: none;
    background-color: var(--primary-color);
    color: white;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.filter-button:hover {
    background-color: var(--primary-color-dark);
}

/* --- Content Grid --- */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
}

.no-articles, .error-message {
    grid-column: 1 / -1;
    background-color: var(--card-bg-color);
    padding: 50px;
    text-align: center;
    border-radius: 12px;
    border: 1px solid var(--card-border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.news-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: 12px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-8px);
    border-color: var(--card-hover-border-color);
}

.card-thumbnail {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background-color: #1c1c1c;
}

.card-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-card:hover .card-thumbnail img {
    transform: scale(1.05);
}

.card-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 0.8rem;
    color: var(--muted-text-color);
    font-weight: 500;
}

.source-tag {
    background-color: rgba(157, 85, 254, 0.2);
    color: var(--primary-color);
    padding: 4px 10px;
    border-radius: 20px;
}

.card-title {
    font-size: 1.25rem;
    margin: 0 0 10px 0;
    line-height: 1.3;
}

.card-title a {
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.2s ease;
}

.card-title a:hover {
    color: var(--primary-color);
}

.card-description {
    margin-bottom: 15px;
    flex-grow: 1;
    color: var(--muted-text-color);
}

.read-more {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 700;
    align-self: flex-start;
}

/* --- Pagination & Footer --- */
.pagination, .main-footer {
    padding: 20px;
    margin-top: 40px;
    text-align: center;
    background-color: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.page-link {
    padding: 10px 18px;
    text-decoration: none;
    color: var(--text-color);
    border: 1px solid var(--card-border-color);
    border-radius: 8px;
    transition: background-color 0.2s ease, color 0.2s ease;
    font-weight: 500;
}

.page-link:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.page-link.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.main-footer p {
    margin: 0;
    color: var(--muted-text-color);
}

.main-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.main-footer a:hover {
    color: #fff;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .ad-banner-container {
        max-width: 100%;
    }
    #ad-banner {
        width: 100%;
        max-width: 728px;
        height: auto;
        aspect-ratio: 728 / 90;
    }
    .main-header h1 {
        font-size: 2.5rem;
    }
}