body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background-color: #0f172a;
    color: #f1f5f9;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 700px;
}

header {
    margin-bottom: 30px;
    border-bottom: 1px solid #334155;
    padding-bottom: 20px;
}

.back-link {
    color: #38bdf8;
    text-decoration: none;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 10px;
}

#archive-title {
    margin: 0;
    color: #fbbf24; /* Yellow for Archive section */
    font-size: 1.8rem;
}

.meta-info {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-top: 5px;
}

#file-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.file-card {
    background: #1e293b;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid #334155;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.2s ease-in-out;
}

.file-card:hover {
    border-color: #fbbf24;
    background: #273549;
}

.file-name {
    display: block;
    font-weight: bold;
    font-size: 1.05rem;
    color: #f8fafc;
    margin-bottom: 5px;
}

.file-meta {
    font-size: 0.8rem;
    color: #64748b;
}

.dl-button {
    background: #fbbf24;
    color: #451a03;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.dl-button:hover {
    background: #fcd34d;
}

.error {
    color: #ef4444;
    background: #450a0a;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
}