/* --- Main Table Container --- */
.table-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border-color);
    border-radius: var(--border-radius);
    padding: 25px 30px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(5px);
}

/* --- Table Header --- */
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.table-header h3 {
    margin: 0;
    font-size: 1.6rem;
    font-weight: 600;
}

.table-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-add-student, .btn-download {
    background: var(--main-accent-color);
    color: #fff;
    padding: 12px 22px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-add-student:hover, .btn-download:hover {
    background: #d6304b;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-download {
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--glass-border-color);
}
.btn-download:hover {
    background: rgba(255,255,255,0.2);
}

/* --- Filter Bar --- */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 20px;
    border-top: 1px solid var(--glass-border-color);
    border-bottom: 1px solid var(--glass-border-color);
}

.search-box {
    position: relative;
    width: 40%;
}

.search-box input {
    background: rgba(0,0,0,0.2);
    border: 1px solid transparent;
    border-radius: 10px;
    color: var(--text-primary);
    padding: 14px 20px 14px 50px;
    font-family: inherit;
    font-size: 1rem;
    width: 100%;
    transition: all 0.3s ease;
}
.search-box input::placeholder { color: var(--text-secondary); }
.search-box input:focus {
    outline: none;
    border-color: var(--main-accent-color);
    background: rgba(0,0,0,0.3);
}

.search-box i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.filter-options {
    display: flex;
    gap: 15px;
}

.filter-options select {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border-color);
    border-radius: 10px;
    padding: 12px 35px 12px 15px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20width%3D%2220%22%20height%3D%2220%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%3E%3Cpath%20d%3D%22M5%208l5%205%205-5z%22%20fill%3D%22%23a0a0b0%22/%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: left 10px center;
}

/* --- Students Table --- */
.students-table {
    width: 100%;
    border-collapse: collapse;
}

.students-table th, .students-table td {
    padding: 16px 15px;
    text-align: right;
    border-bottom: 1px solid var(--glass-border-color);
    vertical-align: middle;
}

.students-table thead th {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 600;
}

.students-table tbody tr {
    transition: background-color 0.3s ease;
}

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

.student-photo {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--glass-border-color);
}

.student-name { font-weight: 600; color: var(--text-primary);}

/* --- Status Badge --- */
.status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

.status.active { background-color: rgba(39, 174, 96, 0.2); color: #27ae60; }
.status.inactive { background-color: rgba(231, 76, 60, 0.2); color: #e74c3c; }

/* --- Action Buttons --- */
.action-buttons {
    display: flex;
    gap: 8px;
}
.action-buttons button {
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--glass-border-color);
    color: var(--text-secondary);
    width: 38px;
    height: 38px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}
.action-buttons button:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }
.action-buttons button:hover.btn-view { color: #3498db; border-color: #3498db; }
.action-buttons button:hover.btn-edit { color: #f1c40f; border-color: #f1c40f; }
.action-buttons button:hover.btn-delete { color: #e74c3c; border-color: #e74c3c; }
.action-buttons button:hover.btn-qr { color: #9b59b6; border-color: #9b59b6; }

/* --- Table Footer / Pagination --- */
.table-footer {
    padding-top: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-info { color: var(--text-secondary); font-size: 0.9rem; }

.pagination a {
    color: var(--text-secondary);
    padding: 10px 15px;
    text-decoration: none;
    margin: 0 4px;
    border-radius: 8px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.pagination a.active, .pagination a:hover {
    background-color: var(--main-accent-color);
    color: #fff;
}
.pagination span { color: var(--text-secondary); margin: 0 5px; }