:root {
    --bg-dark: #0f0f0f;
    --card-bg: #1e1e1e;
    --accent: #e50914;
    --text: #ffffff;
    --text-dim: #b3b3b3;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text);
    padding: 2rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.video-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,0.05);
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.video-thumb {
    aspect-ratio: 16/9;
    background: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.video-thumb i {
    font-size: 3rem;
    color: var(--text-dim);
}

.video-info {
    padding: 1.2rem;
}

.video-title {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0.5rem;
}

/* Admin / Upload Styling */
.admin-container {
    max-width: 600px;
    margin: 4rem auto;
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dim);
    font-size: 0.9rem;
}

input[type="file"] {
    display: block;
    width: 100%;
    padding: 1rem;
    background: rgba(255,255,255,0.05);
    border: 2px dashed rgba(255,255,255,0.1);
    border-radius: 8px;
    color: var(--text-dim);
}

button {
    width: 100%;
    padding: 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: filter 0.2s;
}

button:hover {
    filter: brightness(1.2);
}

/* Player Styling */
#video-player-container {
    max-width: 1000px;
    margin: 0 auto;
}

.back-link {
    display: inline-block;
    color: var(--text-dim);
    text-decoration: none;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.back-link:hover {
    color: white;
}