/* Define CSS variables for the color scheme */
:root {
    /* Singapore Airlines Color Scheme */
    --primary-background: #F5E8C7;
    --secondary-background: #003580;
    --accent: #C5A572;
    --text-primary: #2F4F4F;
    --text-secondary: #FFFFFF;
    --blue-accent: #003580;
    --blue-secondary: #48CAE4;
    --blue-dark: #003580;
    --pending: #FF8C00;
    --completed: #228B22;
    --success: #2E7D32;
    --danger: #D32F2F;
    --admin-color: #000000;
    --parent-color: #FF8C00;
    --student-color: #008000;
    --teacher-color: #8B0000;
    --default-color: #2F4F4F;
    --lesson-modification: #1E90FF;
}

.fc-daygrid-event-dot, .fc-event-dot {
    margin-right: 5px;
    width: 10px !important;
    height: 10px !important;
    border-radius: 50% !important;
    display: inline-block !important;
}

/* Custom navy blue for base upper banner - Singapore Airlines theme */
.custom-green {
    background-color: #003580 !important;
}

/* Ensure proposal text colors */
.pending-event {
    color: #FF8C00 !important;
}
.pending-reschedule {
    color: #1E90FF !important;
}
.accepted-event {
    color: #000000 !important;
}

/* Reset default styles for consistency */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Ensure body styles take precedence */
html body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--primary-background) !important;
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}

.content {
    margin-left: 280px;
    padding: 1.5rem;
    min-height: 100vh;
    position: relative;
    z-index: 1000;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Headings */
h1 {
    font-size: 2rem;
    color: var(--blue-accent);
    margin-bottom: 20px;
}

h2 {
    font-size: 1.5rem;
    color: var(--blue-accent);
    margin-top: 20px;
}

h3 {
    font-size: 1.2rem;
    color: var(--blue-accent);
    margin-bottom: 10px;
}

h4 {
    font-size: 1.1rem;
    color: var(--blue-accent);
    margin-bottom: 10px;
}

body.admin h1, body.admin h2, body.admin h3 {
    color: #147840;
}

/* Sidebar */
div.sidebar.bg-light {
    background-color: #003580 !important;
    color: #FFFFFF;
    padding: 1rem;
    width: 280px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    overflow-y: auto;
    border-right: 1px solid #002060;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.sidebar h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    border-bottom: 2px solid #C5A572;
    padding-bottom: 5px;
    color: #FFFFFF;
}

.sidebar .calendar-buttons {
    list-style: none;
    padding: 0;
}

.sidebar .calendar-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 5px 0;
}

.sidebar .calendar-item button.calendar-toggle {
    flex: 1;
    padding: 10px;
    background-color: #FFFFFF;
    border: 1px solid #E0E0E0;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
}

.sidebar .calendar-item button.calendar-toggle.active {
    background-color: var(--blue-accent);
    color: var(--text-secondary);
}

.sidebar .calendar-item button.calendar-toggle:hover {
    background-color: var(--blue-secondary);
}

.sidebar .notifications-section {
    margin-top: 20px;
}

.sidebar .notifications-section ul {
    list-style: none;
    padding: 0;
}

.sidebar .notifications-section li {
    padding: 5px 0;
    border-bottom: 1px solid #E0E0E0;
}

.sidebar .notifications-section li a {
    color: var(--blue-accent);
    text-decoration: none;
}

.sidebar .notifications-section li a:hover {
    text-decoration: underline;
}

.notice {
  padding: 12px;
  margin: 0 0 14px 0;
  border-radius: 4px;
  border: 1px solid transparent;
  font-size: 14px;
  line-height: 1.35;
}
.notice-title { font-weight: 600; margin-bottom: 6px; }
.notice-list { margin: 0 0 0 16px; padding: 0; }
.notice-list li { margin-bottom: 4px; }
.notice-danger { background: #FFE4E4; border-color: #C62828; color: #7A0000; }
.notice-warning { background: #FFF8E1; border-color: #F9A825; color: #7A5A00; }
.notice-success { background: #E9F7EF; border-color: #2E7D32; color: #1B5E20; }
.notice-info    { background: #E8F4FF; border-color: #1976D2; color: #0D47A1; }

/* Navbar */
nav.navbar.navbar-expand-lg.navbar-dark.bg-dark,
nav.navbar.navbar-expand-lg.navbar-dark.custom-green {
    background-color: #003580 !important;
}
.lesson-dot.black { background:#000000; border:1px solid #333; }
.navbar-brand, .nav-link {
    color: #FFFFFF !important;
}

.navbar-brand:hover, .nav-link:hover {
    color: #C5A572 !important;
    transition: color 0.2s ease;
}

/* Hamburger menu toggle button */
.navbar-toggler {
    border-color: #C5A572 !important;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23C5A572' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Bottom Navigation Bar */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: #003580;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 60px;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.bottom-nav a.tab-link {
    color: #FFFFFF;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.8rem;
    padding: 0.5rem;
    transition: color 0.2s ease;
}

.bottom-nav a.tab-link.active {
    color: #C5A572;
    font-weight: 600;
}

.bottom-nav a.tab-link:hover {
    color: #C5A572;
}

.bottom-nav a.tab-link i {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

/* Dropdown for "More" on small screens */
.bottom-nav .dropdown {
    position: relative;
}

.bottom-nav .dropdown-toggle {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.8rem;
    padding: 0.5rem;
}

.bottom-nav .dropdown-toggle i {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.bottom-nav .dropdown-menu {
    background-color: var(--secondary-background);
    border: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    min-width: 150px;
    bottom: 60px !important;
    top: auto !important;
}

.bottom-nav .dropdown-item {
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
}

.bottom-nav .dropdown-item:hover {
    background-color: var(--blue-secondary);
    color: var(--text-secondary);
}

/* Tab Content */
.tab-content {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tab-content.active {
    display: block;
    opacity: 1;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    background-color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

th, td {
    padding: 10px;
    border: 1px solid #E0E0E0;
    text-align: left;
}

th {
    background-color: #C5A572 !important;
    color: #FFFFFF !important;
}

tr:hover {
    background-color: var(--blue-secondary);
}

/* Proposal Type */
.proposal-type {
    font-size: 0.8em;
    color: red;
    margin-left: 5px;
}

/* Buttons */
.button {
    display: inline-block;
    padding: 8px 16px;
    background-color: #C5A572;
    color: #FFFFFF;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
    margin: 5px 0;
}

.button:hover {
    background-color: #003580;
}

.button i {
    margin-right: 0.5rem;
}

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

.delete-button:hover {
    background-color: #B71C1C;
}

.cancel-proposal-button {
    background-color: #B0BEC5;
}

.cancel-proposal-button:hover {
    background-color: #90A4AE;
}

.edit-proposal-button {
    background-color: var(--blue-accent);
}

.edit-proposal-button:hover {
    background-color: var(--blue-secondary);
}

.counter-button {
    background-color: var(--pending);
}

.counter-button:hover {
    background-color: #FB8C00;
}

.propose-button {
    background-color: var(--pending);
    padding: 3px 8px;
    font-size: 0.75rem;
}

.propose-button:hover {
    background-color: #FB8C00;
}

.select-all-button {
    width: 100%;
    margin: 10px 0;
}

.new-lesson-button {
    font-size: 0.8rem;
    padding: 5px 10px;
}

/* Cards for Content Sections */
.card {
    background-color: #FFFFFF;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 1rem;
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

/* Badges */
.badge {
    background-color: var(--accent);
    color: var(--text-secondary);
    border-radius: 12px;
    padding: 0.2rem 0.5rem;
    font-size: 0.8rem;
    margin-left: 0.5rem;
}

/* Event Colors */
.event-pending {
    color: var(--pending);
    font-weight: bold;
}

.lesson-modification {
    color: var(--lesson-modification);
    font-weight: bold;
}

tr.lesson-modification td {
    color: var(--lesson-modification);
    font-weight: bold;
}

.default-event {
    color: var(--default-color);
}

tr.default-event td {
    color: var(--default-color);
}

.pending-reschedule .fc-event-title,
.pending-reschedule .fc-event-main,
.pending-reschedule {
    color: var(--lesson-modification) !important;
    font-weight: bold !important;
}

.pending .pending-event .fc-event-title,
.pending-event .fc-event-main,
.pending-event {
    color: var(--pending) !important;
    display: block !important;
    visibility: visible !important;
}

.accepted-event .fc-event-title,
.accepted-event .fc-event-main,
.accepted-event {
    color: #000000 !important;
}

/* Success and Danger Classes */
.success {
    color: var(--success);
    font-weight: 500;
}

.danger {
    color: var(--danger);
    font-weight: 500;
}

/* Proposal Section */
.proposal-section {
    padding: 10px;
    border: 1px solid #E0E0E0;
    border-radius: 4px;
    margin-bottom: 15px;
}

.proposal-item {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #E0E0E0;
}

.proposal-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Calendar-Specific Styles */
.controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.controls a,
.controls input {
    margin: 5px 0;
}

.controls a {
    padding: 10px 20px;
}

.view-toggle {
    margin-left: 10px;
}

.search-bar input {
    padding: 8px;
    width: 200px;
    border: 1px solid #E0E0E0;
}

#calendar {
    max-width: 100%;
    margin: 20px 0;
    background-color: #FFFFFF;
    padding: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Popup Styles */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    display: none;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.date-popup {
    background: #FFFFFF;
    padding: 20px;
    border-radius: 5px;
    width: 500px;
    height: 600px;
    overflow-y: auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: relative;
}

.event-popup,
.create-event-popup,
.propose-new-lesson-popup {
    background: #FFFFFF;
    padding: 20px;
    border-radius: 5px;
    width: 600px;
    max-width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1001;
    font-family: 'Roboto', sans-serif;
    display: flex;
    flex-direction: column;
}

.calendar-select-popup {
    background: #FFFFFF;
    padding: 20px;
    border-radius: 5px;
    width: 400px;
    max-width: 90%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1002;
    font-family: 'Roboto', sans-serif;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.date-popup h3 {
    margin-top: 0;
}

.date-popup .event-list {
    list-style: none;
    padding: 0;
}

.date-popup .event-list li {
    padding: 10px;
    border-bottom: 1px solid #E0E0E0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
}

.date-popup .event-list li:hover {
    background-color: #F5F5F5;
}

.date-popup .buttons {
    margin-top: 20px;
    text-align: center;
}

.date-popup .error-message {
    color: var(--danger);
    font-weight: 500;
    margin-top: 10px;
    text-align: center;
}

.close-button {
    position: absolute;
    top: 10px;
    right: 10px;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.close-button:hover {
    color: var(--danger);
}

.popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    border-bottom: 1px solid #E0E0E0;
    padding-bottom: 5px;
    flex-shrink: 0;
}

.popup-header h3 {
    margin: 0;
    font-size: 1.2rem;
    text-align: left;
}

.event-details {
    flex: 0 0 auto;
    margin-bottom: 10px;
}

.event-details p {
    margin: 5px 0;
    text-align: left;
}

.event-actions {
    margin-top: 10px;
    display: flex;
    gap: 10px;
}

.status-options {
    margin: 10px 0;
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
}

.status-options form {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
}

.status-options input[type="radio"] {
    margin-right: 5px;
}

.status-options label {
    margin-right: 15px;
}

.status-options input[type="number"] {
    width: 120px;
    margin-right: 10px;
    border: 1px solid #E0E0E0;
    padding: 5px;
}

.status-options button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#statusMessage {
    font-size: 0.9rem;
    white-space: nowrap;
    margin-left: 0;
    min-width: 150px;
}

.proposal-section {
    padding: 10px;
    border: 1px solid #E0E0E0;
    border-radius: 4px;
    margin-bottom: 15px;
    flex: 0 0 auto;
}

.proposal-item {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #E0E0E0;
}

.proposal-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.proposal-item p {
    margin: 5px 0;
    text-align: left;
}

.proposal-form {
    display: flex;
    gap: 10px;
}

.counter-form {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.counter-form label {
    font-weight: bold;
    text-align: left;
}

.counter-form input {
    padding: 5px;
    border: 1px solid #E0E0E0;
}

.chat-section {
    margin-top: 15px;
    border-top: 1px solid #E0E0E0;
    padding-top: 10px;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 150px;
}

.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 15px;
    width: 100%;
    border: 1px solid #E0E0E0;
    padding: 5px;
}

.chat-message {
    margin: 8px 0;
    padding: 5px;
    background-color: #F5F5F5;
    text-align: left;
}

.chat-message .user {
    font-weight: bold;
}

.chat-message .message {
    color: var(--default-color);
}

.chat-message .message.admin {
    color: var(--admin-color);
}

.chat-message .message.parent {
    color: var(--parent-color);
}

.chat-message .message.student {
    color: var(--student-color);
}

.chat-message .message.teacher {
    color: var(--teacher-color);
}

.chat-input {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    width: 100%;
    margin-top: auto;
    padding-bottom: 10px;
}

.chat-input input {
    flex-grow: 1;
    padding: 6px;
    border: 1px solid #E0E0E0;
    margin-right: 10px;
    width: 0;
}

/* Custom Modal Styles */
.modal-dialog {
    position: absolute;
    top: 80px;
    left: 20px;
    margin: 0;
}

.modal-content {
    background-color: #FFFFFF;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.modal-header {
    background-color: var(--blue-accent);
    color: var(--text-secondary);
    border-bottom: none;
    padding: 10px 15px;
}

.modal-title {
    font-size: 1.1rem;
}

.modal-body {
    padding: 15px;
    color: var(--text-primary);
}

.modal-footer {
    border-top: none;
    padding: 10px 15px;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        position: fixed;
        top: 0;
        left: -100%;
        z-index: 1000;
        transform: translateX(0);
    }

    .sidebar.active {
        left: 0;
    }

    .content {
        margin-left: 0;
        padding: 0.5rem;
        padding-bottom: 80px;
    }

    .bottom-nav a.tab-link {
        font-size: 0.7rem;
    }

    .bottom-nav a.tab-link i {
        font-size: 1rem;
    }

    .controls {
        flex-direction: column;
        align-items: flex-start;
    }

    .search-bar input {
        width: 100%;
    }

    .modal-dialog {
        position: fixed;
        top: 60px;
        left: 10px;
        width: calc(100% - 20px);
    }
}

/* Notifications Panel */
.notifications-panel {
    margin-bottom: 0px;
    padding: 5px;
    background-color: #f8f9fa;
    border: 1px solid var(--blue-dark);
    border-radius: 4px;
}

.content {
    margin-left: 0;
    padding: 1.5rem;
    min-height: 100vh;
    position: relative;
    z-index: 1000;
}

body.calendars .content {
    margin-left: 280px;
}

.notifications-panel h3 {
    margin-top: 0;
    font-size: 1.2rem;
    color: var(--blue-accent);
    font-family: 'Poppins', sans-serif;
}

.notifications-panel ul {
    list-style-type: none;
    padding: 0;
}

.notifications-panel li {
    margin-bottom: 10px;
    padding: 5px 0;
    color: var(--text-primary);
}

.notifications-panel li.danger {
    color: var(--danger);
}

.notifications-panel li.success {
    color: var(--success);
}

/* Tooltip styling for FullCalendar events */
.fc-event-tooltip {
    position: absolute;
    background: var(--blue-dark, #023E8A);
    color: var(--text-secondary, #FFFFF0);
    padding: 5px 10px;
    border-radius: 0.25rem;
    font-size: 0.9rem;
    z-index: 1002;
    white-space: nowrap;
    pointer-events: none;
}

@media (max-width: 768px) {
    .fc-event-tooltip {
        font-size: 0.8rem;
        padding: 3px 8px;
        max-width: 120px;
        word-wrap: break-word;
    }
}

/* Admin Filter Dropdowns */
#adminFilters .filter-dropdowns {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-right: 10px;
}

#adminFilters .filter-dropdowns select {
    padding: 8px 16px !important;
    border: 1px solid var(--blue-dark, #023E8A);
    border-radius: 0.375rem;
    background-color: var(--primary-background, #F5E8C7) !important;
    color: var(--text-primary, #2F4F4F);
    font-size: 1rem !important;
    min-width: 150px !important;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
}

#adminFilters .filter-dropdowns select:hover {
    background-color: var(--blue-secondary, #48CAE4) !important;
    transform: scale(1.02);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

#adminFilters .filter-dropdowns select:focus {
    outline: none;
    border-color: var(--blue-accent, #0077B6);
    box-shadow: 0 0 0 2px rgba(0, 119, 182, 0.2);
}

#adminFilters .filter-dropdowns select:disabled {
    background-color: #f8f9fa;
    color: #6c757d;
    cursor: not-allowed;
}

#adminFilters .filter-dropdowns #clearFilters {
    padding: 8px 16px !important;
    background-color: var(--blue-accent, #0077B6);
    color: var(--text-secondary, #FFFFF0);
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    font-size: 1rem !important;
    transition: all 0.2s ease;
}

#adminFilters .filter-dropdowns #clearFilters:hover {
    background-color: var(--blue-dark, #023E8A);
    transform: scale(1.02);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Mobile responsiveness for dropdowns */
@media (max-width: 768px) {
    #adminFilters .filter-dropdowns {
        flex-direction: column;
        width: 100%;
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    #adminFilters .filter-dropdowns select {
        width: 25% !important;
        min-width: auto;
        padding: 6px 12px !important;
        font-size: 0.8rem !important;
        box-sizing: border-box;
        white-space: nowrap;
    }
    
    #adminFilters .filter-dropdowns #clearFilters {
        width: 25% !important;
        padding: 6px 12px !important;
        font-size: 0.8rem !important;
        box-sizing: border-box;
        white-space: nowrap;
    }
    
    .controls {
        flex-direction: column;
        align-items: stretch;
        margin-left: 0;
    }
    
    .search-bar input {
        width: 100%;
    }

    .view-toggle button {
        width: 25%;
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}
/* Popup Confirmation and Message Overlays */
.popup-confirmation-overlay,
.popup-message-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.6) !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    z-index: 99999 !important;
}

.popup-confirmation-box,
.popup-message-box {
    background: white;
    border-radius: 8px;
    padding: 25px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.2s ease-out;
    position: relative;
    z-index: 100000;
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.popup-confirmation-message,
.popup-message-text {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 20px;
    color: #333;
}

.popup-confirmation-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.popup-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.popup-btn-cancel {
    background: #E0E0E0;
    color: #333;
}

.popup-btn-cancel:hover {
    background: #BDBDBD;
}

.popup-btn-confirm {
    background: #FF5252;
    color: white;
}

.popup-btn-confirm:hover {
    background: #E53935;
}

.popup-btn-ok {
    background: #4CAF50;
    color: white;
    width: 100%;
}

.popup-btn-ok:hover {
    background: #43A047;
}

.popup-message-box {
    text-align: center;
}

.popup-message-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.popup-message-success .popup-message-icon {
    color: #4CAF50;
}

.popup-message-error .popup-message-icon {
    color: #FF5252;
}

.popup-message-success {
    border-top: 4px solid #4CAF50;
}

.popup-message-error {
    border-top: 4px solid #FF5252;
}