* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #7c5cdb;
    --primary-light: #9b7fdd;
    --primary-dark: #5a3fa3;
    --secondary-color: #4c8dff;
    --secondary-light: #6ba3ff;
    --danger-color: #ff4757;
    --success-color: #2ed573;
    --warning-color: #ffa502;
    --info-color: #0984e3;
    --light-gray: #f5f6fa;
    --border-gray: #dfe6e9;
    --text-dark: #2f3542;
    --text-light: #57606f;
    --white: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f0f1f5;
    color: var(--text-dark);
    line-height: 1.6;
}

/* ===== LOGIN & REGISTER PAGES ===== */
.login-page, .register-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.login-container, .register-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-box, .register-box {
    background: var(--white);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(124, 92, 219, 0.2);
}

.login-box h1, .register-box h1 {
    font-size: 28px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 14px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 13px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background-color: #f9f9f9;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--white);
    box-shadow: 0 0 0 4px rgba(124, 92, 219, 0.1);
}

/* ===== ALERTS ===== */
.alert {
    padding: 14px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    font-size: 14px;
    border-left: 4px solid;
}

.alert-icon {
    font-weight: bold;
    margin-right: 12px;
    font-size: 16px;
}

.alert-error {
    background-color: #ffe5e5;
    color: #d32f2f;
    border-left-color: #ff4757;
}

.alert-success {
    background-color: #e5f5e5;
    color: #2d6a2a;
    border-left-color: #2ed573;
}

.alert-warning {
    background-color: #fff3e0;
    color: #e65100;
    border-left-color: #ffa502;
}

.alert-info {
    background-color: #e3f2fd;
    color: #01579b;
    border-left-color: #0984e3;
}

/* ===== BUTTONS ===== */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(124, 92, 219, 0.3);
    transform: translateY(-2px);
}

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

.btn-danger:hover {
    background-color: #ff3838;
    box-shadow: 0 6px 20px rgba(255, 71, 87, 0.3);
    transform: translateY(-2px);
}

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

.btn-success:hover {
    background-color: #1dd563;
    box-shadow: 0 6px 20px rgba(46, 213, 115, 0.3);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--light-gray);
    color: var(--text-dark);
    border: 1px solid var(--border-gray);
}

.btn-secondary:hover {
    background-color: #e8eaef;
}

.btn-block {
    width: 100%;
    margin-top: 10px;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 12px;
    border-radius: 6px;
}

/* ===== DASHBOARD LAYOUT ===== */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: linear-gradient(180deg, var(--text-dark) 0%, #1a1f2e 100%);
    color: white;
    padding: 25px;
    overflow-y: auto;
    box-shadow: 2px 0 15px rgba(0, 0, 0, 0.1);
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
}

.main-content {
    margin-left: 260px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 35px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu-item {
    margin-bottom: 8px;
}

.sidebar-menu-item a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    display: block;
    padding: 12px 15px;
    border-radius: 8px;
    transition: all 0.3s;
    font-size: 13px;
    font-weight: 500;
}

.sidebar-menu-item a:hover,
.sidebar-menu-item a.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    padding-left: 20px;
    box-shadow: 0 4px 12px rgba(124, 92, 219, 0.2);
}

.topbar {
    background: var(--white);
    border-bottom: 1px solid #e8eaef;
    padding: 18px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.topbar-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 14px;
}

.user-role {
    font-size: 11px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.logout-btn {
    background: linear-gradient(135deg, #ff4757 0%, #ff6b7a 100%);
    color: white;
    padding: 10px 18px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.15);
    transition: all 0.3s;
}

.logout-btn:hover {
    box-shadow: 0 6px 20px rgba(255, 71, 87, 0.3);
    transform: translateY(-2px);
}

.page-content {
    padding: 30px;
    flex: 1;
    overflow-y: auto;
    background-color: #f0f1f5;
}

/* ===== DASHBOARD CARDS ===== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background: var(--white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    border: none;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(124, 92, 219, 0.15);
}

.card-title {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.card-value {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-meta {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 12px;
}

/* ===== TABLES ===== */
.table-container {
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 30px;
}

.table-header {
    padding: 24px;
    border-bottom: 1px solid #e8eaef;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background-color: #f5f6fa;
    border-bottom: 1px solid #dfe6e9;
}

th {
    padding: 14px 20px;
    text-align: left;
    font-weight: 700;
    color: var(--text-dark);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 14px 20px;
    border-bottom: 1px solid #f0f1f5;
    font-size: 13px;
    color: var(--text-dark);
}

tbody tr {
    transition: background-color 0.2s;
}

tbody tr:hover {
    background-color: #f9f9fc;
}

.status-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status-active {
    background-color: #e5f5e5;
    color: #2d6a2a;
}

.status-inactive {
    background-color: #ffe5e5;
    color: #d32f2f;
}

.status-pending {
    background-color: #fff3e0;
    color: #e65100;
}

.status-completed {
    background-color: #e3f2fd;
    color: #01579b;
}

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

.action-buttons .btn-sm {
    margin: 0;
    font-size: 11px;
    padding: 6px 10px;
}

.eye-icon {
    cursor: pointer;
    color: var(--primary-color);
    font-size: 18px;
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    background-color: #f9f9f9;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.eye-icon:hover {
    background-color: #e8f0ff;
    color: var(--primary-dark);
    border-color: var(--primary-color);
}

/* ===== FORMS ===== */
.form-container {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    max-width: 700px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-row.full {
    grid-template-columns: 1fr;
}

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 20px;
}

.pagination a,
.pagination span {
    padding: 10px 12px;
    border: 1px solid #dfe6e9;
    border-radius: 6px;
    text-decoration: none;
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 600;
    transition: all 0.3s;
}

.pagination a:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border-color: var(--primary-color);
}

.pagination .active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border-color: var(--primary-color);
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(47, 53, 66, 0.5);
    overflow: auto;
}

.modal.show {
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(124, 92, 219, 0.2);
    max-width: 800px;
    width: 95%;
    max-height: 85vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 2px solid #e8eaef;
    padding-bottom: 15px;
}

.modal-header h2 {
    font-size: 22px;
    color: var(--text-dark);
    margin: 0;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-light);
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s;
}

.modal-close:hover {
    background-color: #f5f6fa;
    color: var(--text-dark);
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-height: 200px;
}

.modal-section {
    margin-bottom: 20px;
    display: block;
    visibility: visible;
    border: 1px solid #e8eaef;
    padding: 18px;
    border-radius: 8px;
    background-color: #f9f9fc;
}

.modal-section-title {
    font-size: 12px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 2px solid #e8eaef;
    letter-spacing: 0.5px;
}

.modal-field {
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
}

.modal-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
    margin-bottom: 6px;
    letter-spacing: 0.3px;
}

.modal-value {
    font-size: 14px;
    color: var(--text-dark);
    word-break: break-word;
    padding: 10px 12px;
    background-color: var(--white);
    border-radius: 6px;
    border-left: 3px solid var(--primary-color);
}

.modal-value.empty {
    color: #95a5a6;
    font-style: italic;
}

.modal-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
    font-size: 16px;
}

.modal-error {
    color: var(--danger-color);
    padding: 20px;
    background-color: #ffe5e5;
    border-radius: 8px;
    border-left: 3px solid var(--danger-color);
}

/* ===== LOGIN FOOTER ===== */
.login-footer, .register-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-gray);
}

.login-footer a, .register-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.login-footer a:hover, .register-footer a:hover {
    text-decoration: underline;
}

.login-info {
    background-color: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
    font-size: 12px;
}

.login-info h4 {
    margin-bottom: 8px;
    color: var(--primary-color);
}

.login-info p {
    color: var(--text-light);
    margin: 5px 0;
}

/* ===== USER DROPDOWN MENU ===== */
.user-dropdown {
    position: relative;
}

.user-dropdown-btn {
    background: none;
    border: 1px solid #e0e0e0;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-dark);
    transition: all 0.3s;
}

.user-dropdown-btn:hover {
    background-color: #f5f6fa;
    border-color: var(--primary-color);
}

.user-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    min-width: 280px;
    margin-top: 8px;
    z-index: 1000;
    border: 1px solid #e8eaef;
}

.user-dropdown-menu.active {
    display: block;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-dropdown-header {
    padding: 16px 20px;
    border-bottom: 1px solid #e8eaef;
}

.user-dropdown-name {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 14px;
}

.user-dropdown-email {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 4px;
}

.user-dropdown-divider {
    height: 1px;
    background: #e8eaef;
    margin: 8px 0;
}

.user-dropdown-menu-items {
    list-style: none;
    padding: 8px 0;
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.user-dropdown-item:hover {
    background-color: #f5f6fa;
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.user-dropdown-item.active {
    background-color: #f5f6fa;
    border-left-color: var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
}

.user-dropdown-item-icon {
    font-size: 16px;
    width: 20px;
}

.user-dropdown-logout {
    border-top: 1px solid #e8eaef;
    margin-top: 8px;
    padding-top: 8px;
    color: var(--danger-color);
}

.user-dropdown-logout:hover {
    background-color: #ffe5e5;
}

/* ===== HAMBURGER MENU ===== */
.hamburger-menu {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 10px;
    margin-right: 15px;
}

.hamburger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 5px 0;
    transition: all 0.3s;
    border-radius: 2px;
}

.hamburger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
}

.hamburger-menu.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .sidebar {
        width: 220px;
    }
    
    .main-content {
        margin-left: 220px;
    }
}

@media (max-width: 768px) {
    .hamburger-menu {
        display: block;
    }
    
    .sidebar {
        width: 100%;
        position: fixed;
        left: 0;
        top: 60px;
        height: calc(100vh - 60px);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
        overflow-y: auto;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .topbar {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .topbar-title {
        font-size: 18px;
    }
    
    .user-info {
        gap: 10px;
    }
    
    .user-name {
        font-size: 12px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: 16px;
    }
    
    .card-value {
        font-size: 28px;
    }
    
    .card-title {
        font-size: 11px;
    }
    
    table {
        font-size: 12px;
    }
    
    th {
        padding: 10px 12px;
        font-size: 10px;
    }
    
    td {
        padding: 10px 12px;
        font-size: 12px;
    }
    
    .table-header {
        padding: 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .table-title {
        font-size: 16px;
    }
    
    .action-buttons {
        flex-wrap: wrap;
        gap: 6px;
    }
    
    .page-content {
        padding: 15px;
    }
    
    .modal-content {
        padding: 20px;
        max-width: 95%;
    }
    
    .modal-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .modal-header h2 {
        font-size: 18px;
    }
    
    .modal-close {
        position: absolute;
        top: 10px;
        right: 10px;
    }
}

@media (max-width: 600px) {
    .topbar {
        padding: 12px 15px;
        gap: 10px;
    }
    
    .topbar-title {
        font-size: 16px;
    }
    
    .user-info {
        flex-direction: column;
        align-items: flex-end;
        gap: 5px;
    }
    
    .user-name {
        font-size: 11px;
    }
    
    .user-role {
        font-size: 10px;
    }
    
    .logout-btn {
        padding: 8px 12px;
        font-size: 11px;
    }
    
    .page-content {
        padding: 12px;
    }
    
    .dashboard-grid {
        gap: 12px;
    }
    
    .card {
        padding: 14px;
    }
    
    .card-value {
        font-size: 24px;
    }
    
    .btn {
        padding: 10px 16px;
        font-size: 12px;
    }
    
    .btn-sm {
        padding: 6px 10px;
        font-size: 10px;
    }
    
    table {
        font-size: 11px;
    }
    
    th {
        padding: 8px 10px;
        font-size: 9px;
    }
    
    td {
        padding: 8px 10px;
        font-size: 11px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .form-container {
        padding: 20px;
    }
    
    .modal-content {
        padding: 15px;
    }
    
    .modal-section {
        padding: 12px;
    }
    
    .modal-value {
        font-size: 12px;
        padding: 8px 10px;
    }
    
    .eye-icon {
        font-size: 16px;
        padding: 6px 8px;
    }
}

@media (max-width: 400px) {
    .topbar-title {
        font-size: 14px;
    }
    
    .card-value {
        font-size: 20px;
    }
    
    .btn {
        padding: 8px 12px;
        font-size: 11px;
    }
    
    table {
        font-size: 10px;
    }
    
    th, td {
        padding: 6px 8px;
    }
}