/* General Styling */
body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #1a1a2e;
    color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
    position: relative;
}

/* Animated Background Shapes */
.background-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.shape1 {
    width: 400px;
    height: 400px;
    background: #e94560;
    top: -50px;
    left: -100px;
    animation: move 20s infinite alternate;
}

.shape2 {
    width: 500px;
    height: 500px;
    background: #0f3460;
    bottom: -100px;
    right: -150px;
    animation: move 25s infinite alternate-reverse;
}

@keyframes move {
    from {
        transform: translate(0, 0) rotate(0deg);
    }
    to {
        transform: translate(100px, 150px) rotate(180deg);
    }
}

/* Main Container */
.container {
    width: 100%;
    max-width: 900px;
}

/* The Glass Card Effect */
.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    padding: 30px;
}

header h1 {
    font-size: 2.5rem;
    color: #fff;
    text-align: center;
    margin-bottom: 5px;
}

header p {
    text-align: center;
    color: #b0b0b0;
    margin-bottom: 30px;
}

/* Upload Section */
.upload-section {
    background: rgba(0, 0, 0, 0.2);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    text-align: center;
}

.upload-section form {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

input[type="file"] {
    color: #e0e0e0;
}

/* Custom file input style */
input[type="file"]::file-selector-button {
    background: #e94560;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    transition: background 0.3s;
}

input[type="file"]::file-selector-button:hover {
    background: #c73850;
}

button[type="submit"] {
    background: #16213e;
    color: #fff;
    border: 1px solid #e94560;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
}

button[type="submit"]:hover {
    background: #e94560;
}

/* Document List Table */
.document-list table {
    width: 100%;
    border-collapse: collapse;
}

.document-list th, .document-list td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.document-list th {
    background-color: rgba(255, 255, 255, 0.1);
}

.document-list tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.no-docs {
    text-align: center;
    color: #888;
    padding: 20px;
}

.actions {
    display: flex;
    gap: 10px;
}

.actions a {
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 5px;
    color: #fff;
    font-size: 0.9em;
    transition: background 0.3s;
}

.btn-download {
    background-color: #0f3460;
}
.btn-download:hover {
    background-color: #1a5f9e;
}

.btn-delete {
    background-color: #c21807;
}
.btn-delete:hover {
    background-color: #e52b1a;
}