:root {
    --bg-color: #0b0b14;
    --card-bg: #161625;
    --header-bg: rgba(18, 18, 30, 0.95);
    --accent-color: #3b82f6;
    --accent-hover: #60a5fa;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --border-radius: 12px;
    --transition-speed: 0.3s;
    --max-width: 1200px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent-color);
}

.search-bar {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    width: 250px;
    transition: var(--transition-speed);
}

.search-bar:focus-within {
    border-color: var(--accent-color);
    width: 300px;
}

.search-bar input {
    background: none;
    border: none;
    color: var(--text-primary);
    outline: none;
    width: 100%;
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    max-width: var(--max-width);
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.banner {
    background: linear-gradient(135deg, #1e1e30 0%, #0b0b14 100%);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.banner h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.banner p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Grid Layout */
.content-grid {
    max-width: var(--max-width);
    margin: 0 auto 4rem auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    border: 1px solid rgba(255, 255, 255, 0.05);
    cursor: pointer;
    position: relative;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
    border-color: rgba(59, 130, 246, 0.3);
}

.card-header {
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-color);
}

.card-media {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #000;
}

.card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-speed);
}

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

.card-body {
    padding: 1rem;
}

.card-tag {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-color);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.card-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hashtags {
    color: var(--accent-color);
    font-size: 0.85rem;
}

/* Post View Overlay */
.post-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: none;
    justify-content: center;
    overflow-y: auto;
    padding: 2rem;
    backdrop-filter: blur(8px);
}

.post-container {
    background: var(--card-bg);
    max-width: 800px;
    width: 100%;
    border-radius: var(--border-radius);
    padding: 2.5rem;
    position: relative;
    height: fit-content;
    margin: 2rem auto;
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    z-index: 10;
}

.post-content h2 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    padding-right: 2rem;
}

.post-content .hashtags {
    margin-bottom: 1.5rem;
}

#post-description {
    margin-bottom: 2rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.post-gallery {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.post-gallery img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    display: block;
}

.download-btn {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 1.5rem;
    transition: var(--transition-speed);
}

.download-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

/* Footer */
footer {
    padding: 4rem 1.5rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        padding: 0.8rem 1rem;
    }
    .search-bar {
        display: none;
    }
    .banner {
        padding: 1.5rem;
    }
    .banner h1 {
        font-size: 1.5rem;
    }
    .content-grid {
        gap: 1.5rem;
    }
    .post-container {
        padding: 1rem;
    }
}