/* ========================================
   EXAM MANAGEMENT SYSTEM - MANAGER STYLES
   Version: 2.0
   ======================================== */

/* ===== VARIABLES ===== */
:root {
    --primary: #23616fff;
    --primary-dark: #1a4a54;
    --secondary: #00bcd4;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #343a40;
    --white: #ffffff;
    --gray: #6c757d;
    --border: #e9ecef;
}

/* ===== LAYOUT ===== */
.layout-container {
    display: flex;
    min-height: calc(100vh - 90px);
    position: relative;
}

/* ===== HEADER STYLES ===== */
.main-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 15px 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 900;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.logo-area {
    flex: 0 0 auto;
}

.header-logo {
    height: 60px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
    background: var(--white);
    padding: 5px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.title-area {
    flex: 1;
    text-align: center;
}

.title-area h1 {
    font-size: 24px;
    margin: 0 0 5px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.institution-name {
    font-size: 16px;
    margin: 0;
    opacity: 0.9;
    font-style: italic;
}

.user-area {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255,255,255,0.1);
    padding: 8px 15px;
    border-radius: 50px;
    backdrop-filter: blur(5px);
}

.user-greeting {
    font-size: 14px;
    font-weight: 500;
}

.logout-btn {
    background: var(--danger);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 13px;
    font-weight: bold;
    transition: all 0.3s;
}

.logout-btn:hover {
    background: #cc0000;
    transform: translateY(-2px);
}

/* ===== MAIN CONTENT ===== */
.manager-main {
    flex: 1;
    padding: 30px;
    background: #f5f7fa;
    min-height: calc(100vh - 90px);
    overflow-x: auto;
}

/* ===== PAGE HEADER ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-bottom: 3px solid var(--secondary);
}

.page-header h1 {
    color: var(--primary);
    font-size: 24px;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-header h1 span {
    font-size: 28px;
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--secondary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,188,212,0.3);
}

.btn-secondary {
    background: var(--gray);
    color: var(--white);
}

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

/* Small buttons for tables */
.btn-icon {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    text-decoration: none;
}

.btn-view {
    background: var(--secondary);
    color: var(--white);
}

.btn-edit {
    background: var(--warning);
    color: var(--dark);
}

.btn-delete {
    background: var(--danger);
    color: var(--white);
}

.btn-register {
    background: var(--success);
    color: var(--white);
}

.btn-icon:hover {
    transform: translateY(-2px);
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
}

/* ===== STATS CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--white);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== DATA TABLES ===== */
.table-container {
    background: var(--white);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    margin-bottom: 30px;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table th {
    background: var(--primary);
    color: var(--white);
    padding: 12px 15px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: var(--light);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Action buttons container */
.actions {
    white-space: nowrap;
}

.action-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ===== STATUS BADGES ===== */
.status-badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-active {
    background: #d4edda;
    color: #155724;
}

.status-inactive {
    background: #f8d7da;
    color: #721c24;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

/* ===== INFO CARDS ===== */
.info-card {
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    color: var(--white);
}

.info-card.blue {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.info-icon {
    font-size: 40px;
}

.info-content h3 {
    margin: 0 0 5px;
    font-size: 18px;
}

.info-content p {
    margin: 0;
    font-size: 14px;
    opacity: 0.9;
}

/* ===== EMPTY STATES ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 20px;
}

.empty-state p {
    color: var(--gray);
    margin-bottom: 20px;
}

/* ===== ALERTS ===== */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
    border-left: 4px solid transparent;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left-color: var(--success);
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border-left-color: var(--danger);
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border-left-color: var(--warning);
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border-left-color: var(--info);
}

/* ===== FORMS ===== */
.form-container {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary);
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
}

.form-control:focus {
    border-color: var(--secondary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,188,212,0.1);
}

.form-control[readonly] {
    background: var(--light);
    cursor: not-allowed;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--border);
}

/* ===== FOOTER ===== */
.main-footer {
    background: var(--primary);
    color: var(--white);
    padding: 15px;
    text-align: center;
    font-size: 13px;
    border-top: 3px solid var(--secondary);
    clear: both;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .layout-container {
        flex-direction: column;
    }
    .manager-main {
        padding: 20px;
    }
    
    .page-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn-icon {
        width: 100%;
        justify-content: center;
    }
    
    .header-container {
        flex-direction: column;
        text-align: center;
    }
    
    .title-area h1 {
        font-size: 20px;
    }
    
    .user-area {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .main-header {
        padding: 10px;
    }
    
    .header-logo {
        height: 40px;
    }
    
    .title-area h1 {
        font-size: 16px;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
    
    .info-card {
        flex-direction: column;
        text-align: center;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .header-actions,
    .btn-icon,
    .form-actions,
    .main-footer {
        display: none !important;
    }
    
    .manager-main {
        margin: 0;
        padding: 20px;
    }
    
    .data-table {
        border: 1px solid #000;
    }
    
    .data-table th {
        background: #f0f0f0;
        color: #000;
    }
    
    .page-header {
        border: none;
        box-shadow: none;
    }
}
/* ===== CANDIDATE FORM ELEMENTS ===== */

/* ================================================== '*/