:root {
    --bg-color: #001F3F;
    /* Deep Space Blue */
    --card-bg: #003366;
    /* Slightly Lighter Blue */
    --text-main: #ffffff;
    --accent-cyan: #00AEEF;
    /* Algorithm/Tech */
    --accent-orange: #FF6B00;
    /* Vitality/Life */
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* Header */
header {
    text-align: center;
    padding: 40px 20px 20px;
    /* Reduced bottom padding to accommodate nav */
    border-bottom: 2px solid var(--accent-cyan);
    background: radial-gradient(circle at center, #003366 0%, #001F3F 100%);
}

h1 {
    font-size: 2.5rem;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
}

h1 span.vitality {
    color: var(--accent-orange);
}

h1 span.algo {
    color: var(--accent-cyan);
}

.tagline {
    font-size: 1.1rem;
    opacity: 0.8;
    margin-top: 10px;
    font-weight: 300;
}

/* Navigation */
.main-nav {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 25px;
}

.main-nav a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    background: rgba(0, 0, 0, 0.2);
}

.main-nav a:hover,
.main-nav a.active {
    background-color: var(--accent-cyan);
    color: #fff;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(0, 174, 239, 0.4);
}

/* Container */
.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Video Card */
.card {
    background-color: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease;
    border: 1px solid rgba(0, 174, 239, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-orange);
}

.thumbnail-container {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    /* 16:9 Aspect Ratio */
    background-color: #000;
}

.thumbnail-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.card:hover .thumbnail-img {
    opacity: 1;
}

.content {
    padding: 20px;
}

.date {
    font-size: 0.85rem;
    color: var(--accent-cyan);
    font-weight: bold;
}

.title {
    font-size: 1.4rem;
    margin: 10px 0;
    font-weight: 700;
}

.desc {
    font-size: 0.95rem;
    color: #ddd;
    margin-bottom: 20px;
}

.desc a {
    color: var(--accent-cyan);
    text-decoration: underline;
    transition: color 0.2s;
}

.desc a:hover {
    color: var(--accent-orange);
}

/* Links Section */
.links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 15px;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s;
    color: white;
}

.btn i {
    margin-right: 8px;
}

/* Brand Colors for Buttons */
.btn-yt {
    background-color: #CC0000;
}

.btn-yt-comm {
    background-color: #ffffff;
    color: #000000;
}

.btn-x {
    background-color: #000000;
    border: 1px solid #333;
}

.btn-cast {
    background-color: #C2410C;
}

.btn-spot {
    background-color: #15803d;
}

.btn-reddit {
    background-color: #FF4500;
}

.btn-read {
    background-color: #FFC107;
    /* Amber/Yellow for Read More */
    color: #000000;
}

.btn:hover {
    opacity: 0.8;
    transform: scale(1.05);
}

/* Channel Info */
.channel-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.channel-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    margin-right: 12px;
    border: 2px solid var(--accent-cyan);
}

.channel-meta {
    display: flex;
    flex-direction: column;
}

.channel-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-main);
    line-height: 1.2;
}

.channel-meta .date {
    font-size: 0.8rem;
    font-weight: normal;
    color: var(--accent-cyan);
}

/* Loading State */
#loading {
    text-align: center;
    color: var(--accent-cyan);
    margin-top: 50px;
}

/* Shorts Page Specific */
.shorts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    width: 100%;
}

.short-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 174, 239, 0.1);
    transition: transform 0.2s ease;
}

.short-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-orange);
}

.short-embed-container {
    position: relative;
    width: 100%;
    padding-top: 177.77%;
    /* 9:16 Aspect Ratio (16/9 = 1.777) */
    background-color: #000;
}

.short-embed-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.short-content {
    padding: 15px;
}

.short-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 10px 0;
    line-height: 1.4;
}

@media (max-width: 600px) {
    .shorts-grid {
        grid-template-columns: 1fr;
    }
}

/* Article Page Specifics */
.article-header-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent-cyan);
    font-size: 0.9rem;
}

.article-header-meta img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    margin-right: 10px;
    border: 1px solid var(--accent-cyan);
}

.article-body {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 174, 239, 0.1);
    margin-bottom: 40px;
}

.article-body h1 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-main);
    line-height: 1.3;
}

.article-content {
    font-size: 1.1rem;
    color: #e0e0e0;
    line-height: 1.8;
}

.article-content p {
    margin-bottom: 20px;
}

.article-content h2,
.article-content h3 {
    color: var(--accent-cyan);
    margin-top: 30px;
    margin-bottom: 15px;
}

.article-content ul,
.article-content ol {
    margin-bottom: 20px;
    padding-left: 20px;
}

.article-content li {
    margin-bottom: 10px;
}

.article-content a {
    color: var(--accent-orange);
    text-decoration: underline;
}

.article-content blockquote {
    border-left: 4px solid var(--accent-orange);
    margin: 20px 0;
    padding-left: 20px;
    font-style: italic;
    color: #ccc;
    background: rgba(255, 107, 0, 0.1);
    padding: 15px;
    border-radius: 0 8px 8px 0;
}

.media-links-section {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.media-links-section h3 {
    text-align: center;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.media-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.media-buttons .btn {
    font-size: 1rem;
    padding: 12px 25px;
}

@media (max-width: 600px) {
    .article-body {
        padding: 20px;
    }

    .article-body h1 {
        font-size: 1.6rem;
    }
}