/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #6366f1;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --light: #f3f4f6;
    --dark: #1f2937;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f5f7fa;
    min-height: 100vh;
    color: var(--gray-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Prevent horizontal scroll on mobile */
html,
body {
    overflow-x: hidden;
    max-width: 100%;
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-card {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem;
        border-radius: 0.75rem;
    }

    .login-header h1 {
        font-size: 1.5rem;
    }

    .form-group input {
        font-size: 1rem;
        /* Prevents zoom on iOS */
        min-height: 44px;
        padding: 0.75rem;
    }

    .password-input input {
        font-size: 1rem;
        min-height: 44px;
        padding: 0.75rem;
    }

    .btn-primary {
        min-height: 48px;
        font-size: 1rem;
    }
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo-circle {
    width: 64px;
    height: 64px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    overflow: hidden;
    /* Ensure image stays within circle */
}

.logo-circle i {
    width: 32px;
    height: 32px;
    color: var(--white);
}

.login-header h1 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--gray-500);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.375rem;
    font-size: 1rem;
    /* Prevents zoom on iOS */
    background-color: var(--white);
    cursor: pointer;
    transition: all 0.2s;
    min-height: 44px;
    /* Touch-friendly */
    box-sizing: border-box;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
}

.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-500);
    padding: 0.25rem;
}

.password-toggle:hover {
    color: var(--gray-700);
}

.password-toggle i {
    width: 20px;
    height: 20px;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn i {
    width: 16px;
    height: 16px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

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

.btn-danger:hover {
    background: #dc2626;
}

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

.btn-success:hover {
    background: #059669;
}

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

.btn-warning:hover {
    background: #d97706;
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.demo-credentials {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #dbeafe;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: #1e40af;
}

.demo-credentials p {
    margin: 0.25rem 0;
}

/* Dashboard Styles */
.dashboard-container {
    min-height: 100vh;
    background: #f5f7fa;
    display: flex;
}

/* Sidebar Navigation */
.sidebar {
    width: 260px;
    background: #ffffff;
    border-right: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.05);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
    overflow: hidden;
    /* Ensure image stays within bounds */
}

.logo-icon i {
    width: 24px;
    height: 24px;
    color: #ffffff;
}

.logo-text h2 {
    font-size: 1rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
    line-height: 1.2;
}

.logo-text p {
    font-size: 0.75rem;
    color: #6b7280;
    margin: 0;
    line-height: 1.2;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0.75rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    margin-bottom: 0.25rem;
}

.nav-item i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.nav-item:hover {
    background: #f3f4f6;
    color: #111827;
}

.nav-item.active {
    background: #eff6ff;
    color: #3b82f6;
    font-weight: 600;
}

.nav-item.active i {
    color: #3b82f6;
}

.sidebar-footer {
    padding: 1rem 0.75rem;
    padding-bottom: calc(1.5rem + env(safe-area-inset-bottom));
    border-top: 1px solid #e5e7eb;
    background: #ffffff;
}

.logout-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background: #fee2e2;
    border: 1px solid #fca5a5;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #ef4444;
    cursor: pointer;
    transition: all 0.2s;
}

.logout-btn:hover {
    background: #ef4444;
    color: #ffffff;
    border-color: #ef4444;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.2);
}

.logout-btn:active {
    transform: translateY(0);
}

.logout-btn i {
    width: 20px;
    height: 20px;
    color: #ef4444;
    transition: color 0.2s;
}

.logout-btn:hover i {
    color: #ffffff;
}

.mobile-menu-btn {
    display: none;
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #f3f4f6;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--gray-600);
    z-index: 1001;
    border-radius: 0.375rem;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.mobile-menu-btn:hover {
    background: #e5e7eb;
}

.mobile-menu-btn i {
    width: 20px;
    height: 20px;
}

/* Top Header */
.top-header {
    height: 64px;
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    position: fixed;
    top: 0;
    left: 260px;
    right: 0;
    z-index: 999;
    display: flex;
    align-items: center;
}

.header-content {
    width: 100%;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-sidebar-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--gray-600);
    border-radius: 0.375rem;
}

.mobile-sidebar-toggle:hover {
    background: #f3f4f6;
}

.mobile-sidebar-toggle i {
    width: 20px;
    height: 20px;
}

.welcome-text {
    font-size: 0.875rem;
    color: #6b7280;
}

.welcome-text strong {
    color: #111827;
    font-weight: 600;
}

/* Main Content */
.main-content {
    margin-left: 260px;
    margin-top: 64px;
    padding: 2rem;
    width: calc(100% - 260px);
    min-height: calc(100vh - 64px);
    background: #f5f7fa;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
    line-height: 1.2;
}

.page-header {
    margin-bottom: 2rem;
}

.page-header>div>p {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #6b7280;
}

.date-badge {
    background: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Filters */
.filters-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    align-items: end;
}

.filters-grid-appointments {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filters-grid-appointments .filter-group {
    flex: 1;
    min-width: 180px;
}

.filters-grid-appointments .filter-group-fixed {
    flex: 0 0 200px;
    min-width: 200px;
    max-width: 200px;
}

.filters-grid-dashboard {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filters-grid-dashboard .filter-group {
    flex: 1;
    min-width: 180px;
}

.filters-grid-dashboard .filter-group-fixed {
    flex: 0 0 200px;
    min-width: 200px;
    max-width: 200px;
}

@media (max-width: 768px) {
    .filters-grid-dashboard {
        flex-direction: column;
        align-items: stretch;
    }

    .filters-grid-dashboard .filter-group {
        min-width: 100%;
    }

    .filters-grid-dashboard .filter-group-fixed {
        flex: 1 1 100%;
        min-width: 100%;
        max-width: 100%;
    }
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    white-space: nowrap;
}

.filter-group label i {
    width: 16px;
    height: 16px;
    color: #6b7280;
    flex-shrink: 0;
}

.filter-input {
    padding: 0.625rem 0.875rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: #111827;
    background: var(--white);
    transition: all 0.2s;
    width: 100%;
    min-height: 38px;
    box-sizing: border-box;
}

.filter-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.filter-actions {
    display: flex;
    flex-direction: row;
    gap: 0.5rem;
    align-items: flex-end;
    justify-content: flex-start;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.filter-actions .btn {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    white-space: nowrap;
    min-width: auto;
    flex-shrink: 1;
    overflow: hidden;
    box-sizing: border-box;
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 640px) {
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .kpi-card {
        padding: 1rem;
    }

    .kpi-value {
        font-size: 1.5rem;
    }

    .kpi-sublabel {
        font-size: 0.6875rem;
    }

    .kpi-icon {
        width: 40px;
        height: 40px;
    }
}

.kpi-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    transition: all 0.2s;
}

.kpi-card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.kpi-card-success {
    border-left: 4px solid #10b981;
}

.kpi-card-danger {
    border-left: 4px solid #ef4444;
}

.kpi-card-warning {
    border-left: 4px solid #f59e0b;
}

.kpi-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.kpi-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin: 0.25rem 0;
}

.kpi-sublabel {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin: 0;
}

/* Heatmap Tooltip */
.heatmap-tooltip {
    position: fixed;
    display: none;
    background: rgba(17, 24, 39, 0.9);
    color: #ffffff;
    padding: 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    line-height: 1.4;
    z-index: 1000;
    pointer-events: none;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    max-width: 300px;
    white-space: pre-wrap;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.kpi-icon {
    width: 48px;
    height: 48px;
}

.icon-indigo {
    color: var(--primary);
}

.icon-green {
    color: var(--success);
}

.icon-red {
    color: var(--danger);
}

.icon-orange {
    color: var(--warning);
}

.text-green {
    color: var(--success);
}

.text-red {
    color: var(--danger);
}

.text-orange {
    color: var(--warning);
}

/* Charts */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .chart-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding-right: 1px;
        /* Fix for potential overflow cutting */
    }
}

.chart-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    min-height: 350px;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.chart-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--gray-800);
}

.chart-card canvas {
    max-height: 300px;
}

.chart-wrapper {
    position: relative;
    width: 100%;
    height: 300px;
    max-height: 300px;
}

@media (max-width: 768px) {
    .chart-card {
        min-height: 280px;
        padding: 1rem;
    }

    .chart-card h3 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .chart-wrapper {
        height: 220px;
    }

    .chart-card canvas {
        max-height: 220px;
        height: 220px !important;
    }
}

@media (max-width: 480px) {
    .chart-card {
        min-height: 240px;
        padding: 0.875rem;
    }

    .chart-card h3 {
        font-size: 0.9375rem;
        margin-bottom: 0.75rem;
    }

    .chart-wrapper {
        height: 180px;
    }

    .chart-card canvas {
        max-height: 180px;
        height: 180px !important;
    }
}

.chart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.chart-label {
    color: var(--gray-700);
}

.chart-bar-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    margin-left: 1rem;
}

.chart-bar {
    height: 1rem;
    background: var(--gray-200);
    border-radius: 9999px;
    overflow: hidden;
    flex: 1;
    max-width: 200px;
}

.chart-bar-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 9999px;
    transition: width 0.3s;
}

.chart-value {
    font-weight: 600;
    color: var(--gray-600);
    font-size: 0.875rem;
    min-width: 30px;
    text-align: right;
}

/* Status Badge */
.status-badge {
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.status-booked {
    background: #dbeafe;
    color: #1e40af;
}

.status-completed {
    background: #d1fae5;
    color: #065f46;
}

.status-cancelled {
    background: #fee2e2;
    color: #991b1b;
}

.status-noshow,
.status-no-show {
    background: #fed7aa;
    color: #92400e;
}

.status-active {
    background: #d1fae5;
    color: #065f46;
}

.status-inactive {
    background: #f3f4f6;
    color: #4b5563;
}

/* Table Styles */
.table-card {
    background: var(--white);
    border-radius: 0.75rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
    .table-card {
        border-radius: 0.5rem;
        margin-bottom: 1rem;
    }
}

.table-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    background: #f9fafb;
}

.table-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: #111827;
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    position: relative;
}

.table-responsive::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 20px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.8));
    pointer-events: none;
    z-index: 1;
    display: none;
}

@media (max-width: 768px) {
    .table-responsive::before {
        display: block;
    }
}

.table-responsive::-webkit-scrollbar {
    height: 8px;
}

.table-responsive::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

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

.data-table thead {
    background: var(--gray-50);
}

.data-table thead {
    background: #f9fafb;
}

.data-table th {
    padding: 0.875rem 1.5rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: #6b7280;
    letter-spacing: 0.05em;
    border-bottom: 1px solid #e5e7eb;
    white-space: nowrap;
}

.data-table th:first-child {
    padding-left: 1.5rem;
}

.data-table th:last-child {
    padding-right: 1.5rem;
}

.data-table td {
    padding: 1rem 1.5rem;
    font-size: 0.875rem;
    color: #111827;
    border-top: 1px solid #f3f4f6;
    vertical-align: middle;
}

.data-table td:first-child {
    padding-left: 1.5rem;
}

.data-table td:last-child {
    padding-right: 1.5rem;
}

.data-table tbody tr:hover {
    background: #f9fafb;
}

/* Appointments page specific styling */
#appointmentsPage .data-table td {
    font-size: 0.875rem;
    line-height: 1.5;
}

#appointmentsPage .data-table td:nth-child(1) {
    font-weight: 500;
    font-size: 0.875rem;
}

#appointmentsPage .data-table td:nth-child(2) {
    font-weight: 600;
    color: #111827;
    font-size: 0.875rem;
}

#appointmentsPage .data-table td:nth-child(3) {
    color: #374151;
    font-size: 0.875rem;
}

#appointmentsPage .data-table td:nth-child(4) {
    font-weight: 500;
    font-size: 0.875rem;
}

#appointmentsPage .data-table td:nth-child(5) {
    color: #6b7280;
    font-family: 'Courier New', monospace;
    font-size: 0.8125rem;
}

/* Mobile optimizations for appointments page */
@media (max-width: 640px) {
    #appointmentsPage .filters-grid-appointments {
        gap: 0.625rem;
    }

    #appointmentsPage .filter-group {
        margin-bottom: 0;
    }

    #appointmentsPage .filter-input {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
        min-height: 36px;
    }

    #appointmentsPage .filter-group label {
        font-size: 0.8125rem;
        margin-bottom: 0.375rem;
    }

    #appointmentsPage .table-responsive {
        margin: 0 -0.75rem;
        padding: 0 0.75rem;
    }

    #appointmentsPage .data-table {
        min-width: 800px;
    }

    #appointmentsPage .action-buttons-icons {
        justify-content: flex-end;
    }
}

/* Very small screens - optimize table scrolling */
@media (max-width: 480px) {
    #appointmentsPage .main-content {
        padding: 0.75rem;
    }

    #appointmentsPage .page-header {
        margin-bottom: 0.875rem;
    }

    #appointmentsPage .page-title {
        font-size: 1.125rem;
    }

    #appointmentsPage .page-header>div>p {
        font-size: 0.75rem;
        margin-top: 0.25rem;
    }

    #appointmentsPage .filters-card {
        padding: 0.75rem;
        margin-bottom: 0.875rem;
    }

    #appointmentsPage .filters-grid-appointments {
        gap: 0.5rem;
    }

    #appointmentsPage .filter-group label {
        font-size: 0.8125rem;
        margin-bottom: 0.375rem;
    }

    #appointmentsPage .filter-input {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
        min-height: 36px;
    }

    #appointmentsPage .table-card {
        border-radius: 0.375rem;
        margin-bottom: 0.875rem;
    }

    #appointmentsPage .table-header {
        padding: 0.75rem;
    }

    #appointmentsPage .table-header h3 {
        font-size: 0.875rem;
        line-height: 1.4;
    }

    #appointmentsPage .table-responsive {
        margin: 0 -0.75rem;
        padding: 0 0.75rem;
    }

    #appointmentsPage .data-table {
        min-width: 800px;
    }

    #appointmentsPage .data-table th {
        padding: 0.5rem 0.375rem;
        font-size: 0.75rem;
    }

    #appointmentsPage .data-table td {
        padding: 0.625rem 0.375rem;
        font-size: 0.8125rem;
    }

    #appointmentsPage .data-table td:nth-child(1),
    #appointmentsPage .data-table td:nth-child(2),
    #appointmentsPage .data-table td:nth-child(3),
    #appointmentsPage .data-table td:nth-child(4) {
        font-size: 0.8125rem;
    }

    #appointmentsPage .data-table td:nth-child(5) {
        font-size: 0.75rem;
    }

    #appointmentsPage .status-badge {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }

    #appointmentsPage .action-buttons-icons {
        gap: 0.375rem;
        justify-content: flex-end;
    }

    #appointmentsPage .action-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
        min-height: 36px;
    }

    #appointmentsPage .action-icon i {
        width: 16px;
        height: 16px;
    }
}

.text-center {
    text-align: center;
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.action-buttons-icons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.action-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    background: transparent;
}

.action-icon i {
    width: 18px;
    height: 18px;
}

.action-icon-success {
    color: #10b981;
}

.action-icon-success:hover {
    background: #d1fae5;
    color: #059669;
}

.action-icon-danger {
    color: #ef4444;
}

.action-icon-danger:hover {
    background: #fee2e2;
    color: #dc2626;
}

.action-icon-info {
    color: #3b82f6;
    background: #dbeafe;
}

.action-icon-info:hover {
    background: #bfdbfe;
    color: #2563eb;
}

.action-icon-warning {
    color: #f59e0b;
    background: #fef3c7;
}

.action-icon-warning:hover {
    background: #fde68a;
    color: #d97706;
}

/* Info Box */
.info-box {
    background: #dbeafe;
    border-left: 4px solid #3b82f6;
    padding: 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: #1e40af;
}

/* Doctors Grid */
.doctors-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.doctor-card-clickable {
    background: var(--white);
    border-radius: 0.75rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    transition: all 0.2s;
    cursor: pointer;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.doctor-card-clickable:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
    border-color: #d1d5db;
}

.doctor-card-content {
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    flex: 1;
}

.doctor-card-avatar-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.2);
}

.doctor-card-avatar-circle i {
    width: 32px;
    height: 32px;
    color: white;
}

.doctor-card-info {
    flex: 1;
    min-width: 0;
}

.doctor-card-name {
    font-size: 1rem;
    font-weight: 600;
    color: #111827;
    margin: 0 0 0.25rem 0;
    line-height: 1.4;
}

.doctor-card-specialty {
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin: 0 0 0.125rem 0;
    line-height: 1.4;
}

.doctor-card-subspecialty {
    font-size: 0.8125rem;
    color: #6b7280;
    margin: 0;
    line-height: 1.4;
}

.doctor-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid #f3f4f6;
    background: #fafafa;
}

.doctor-card-slots-badge {
    background: #eff6ff;
    color: #1e40af;
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 500;
    white-space: nowrap;
}

.doctor-card-chevron {
    width: 20px;
    height: 20px;
    color: #9ca3af;
    margin-left: auto;
    flex-shrink: 0;
}

.doctor-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
}

.doctor-specialization {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--gray-900);
    color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transform: translateY(150%);
    transition: transform 0.3s;
    z-index: 1000;
    max-width: 400px;
}

.toast.show {
    transform: translateY(0);
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--danger);
}

/* Capacity Input */
.capacity-input {
    width: 60px;
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

.capacity-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #6b7280;
}

.empty-state i {
    width: 64px;
    height: 64px;
    color: #d1d5db;
    margin-bottom: 1rem;
}

.empty-state p {
    font-size: 0.9375rem;
    font-weight: 500;
    color: #6b7280;
    margin: 0;
}

@media (max-width: 768px) {
    .empty-state {
        padding: 2rem 1rem;
    }

    .empty-state i {
        width: 48px;
        height: 48px;
    }

    .empty-state p {
        font-size: 0.875rem;
    }
}

/* Loading Spinner */
.spinner {
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Heatmap Styles */
.heatmap-card {
    margin-top: 1.5rem;
}

.heatmap-container {
    overflow-x: auto;
    padding: 1rem 0;
}

.heatmap-wrapper {
    display: inline-block;
    min-width: 100%;
}

.heatmap-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.heatmap-table th {
    padding: 0.75rem 0.5rem;
    text-align: center;
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-200);
}

.heatmap-table th:first-child {
    text-align: left;
    padding-left: 1rem;
    min-width: 80px;
}

.heatmap-table td:first-child {
    padding: 0.75rem 1rem;
    font-weight: 500;
    color: var(--gray-700);
    text-align: right;
    border-right: 2px solid var(--gray-200);
    min-width: 80px;
}

.heatmap-cell {
    padding: 0.5rem;
    text-align: center;
    min-width: 60px;
    height: 50px;
    border: 1px solid var(--gray-200);
    background-color: var(--gray-50);
    border-radius: 0.375rem;
    transition: all 0.2s;
    cursor: default;
    position: relative;
}

.heatmap-cell.utilized {
    background-color: #3b82f6;
    color: var(--white);
    font-weight: 600;
    border-color: #2563eb;
}

.heatmap-cell.utilized:hover {
    background-color: #2563eb;
}

.heatmap-cell:not(.utilized):hover {
    background-color: var(--gray-200);
}

.heatmap-row {
    border-bottom: 1px solid var(--gray-100);
}

.heatmap-row:hover {
    background-color: var(--gray-50);
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.15);
        width: 280px;
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .sidebar-overlay.active {
        display: block;
    }

    .mobile-sidebar-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 1rem;
        margin-top: 64px;
    }

    .top-header {
        left: 0;
        right: 0;
        height: 64px;
    }

    .header-content {
        padding: 0 1rem;
    }

    .welcome-text {
        font-size: 0.8125rem;
    }

    .page-header {
        margin-bottom: 1.5rem;
    }

    .page-title {
        font-size: 1.5rem;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        margin-bottom: 1.5rem;
    }

    .kpi-card {
        padding: 1rem;
    }

    .kpi-value {
        font-size: 1.5rem;
    }

    .kpi-sublabel {
        font-size: 0.6875rem;
    }

    .kpi-icon {
        width: 40px;
        height: 40px;
    }

    .chart-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .chart-card {
        padding: 1rem;
        min-height: 280px;
    }

    .chart-card h3 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .filters-card {
        padding: 1rem;
    }

    .filters-grid-appointments {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .filters-grid-appointments .filter-group {
        min-width: 100%;
    }

    .filters-grid-appointments .filter-group-fixed {
        flex: 1 1 100%;
        min-width: 100%;
        max-width: 100%;
    }

    .filter-input {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
        min-height: 36px;
    }

    .filter-group label {
        font-size: 0.8125rem;
        margin-bottom: 0.375rem;
    }

    .table-card {
        border-radius: 0.5rem;
        overflow: hidden;
        margin-bottom: 1rem;
    }

    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        position: relative;
    }

    .data-table {
        min-width: 750px;
        font-size: 0.8125rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.8125rem;
    }

    .data-table th {
        font-size: 0.75rem;
        padding: 0.625rem 0.5rem;
        white-space: nowrap;
    }

    .data-table td {
        font-size: 0.8125rem;
        white-space: nowrap;
    }

    .action-buttons-icons {
        gap: 0.5rem;
        flex-wrap: nowrap;
    }

    .action-icon {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        flex-shrink: 0;
    }

    .action-icon i {
        width: 20px;
        height: 20px;
    }

    .btn {
        padding: 0.875rem 1.25rem;
        font-size: 0.9375rem;
        min-height: 44px;
        /* iOS touch target */
    }

    .btn-sm {
        padding: 0.625rem 0.875rem;
        min-height: 40px;
    }

    .nav-item {
        padding: 1rem;
        font-size: 1rem;
        min-height: 48px;
        /* Touch-friendly */
    }

    .doctors-card-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .doctor-card-content {
        padding: 1.25rem;
    }

    .doctor-card-avatar-circle {
        width: 56px;
        height: 56px;
    }

    .doctor-card-avatar-circle i {
        width: 28px;
        height: 28px;
    }

    .doctor-card-name {
        font-size: 0.9375rem;
    }

    .doctor-card-specialty {
        font-size: 0.8125rem;
    }

    .doctor-card-subspecialty {
        font-size: 0.75rem;
    }

    .doctor-card-footer {
        margin-top: 0.875rem;
        padding-top: 0.875rem;
    }

    .doctor-card-slots-badge {
        font-size: 0.75rem;
        padding: 0.3125rem 0.625rem;
    }

    .doctor-card-chevron {
        width: 18px;
        height: 18px;
    }

    .toast {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
        max-width: none;
        padding: 1rem 1.25rem;
        font-size: 0.9375rem;
    }

    .modal-content {
        width: 95%;
        max-width: 95%;
        margin: 1rem;
        max-height: 85vh;
    }

    .modal-header {
        padding: 1rem;
    }

    .modal-header h3 {
        font-size: 1rem;
    }

    .modal-body {
        padding: 1rem;
    }

    .modal-footer {
        padding: 1rem;
        flex-direction: column-reverse;
        gap: 0.625rem;
    }

    .modal-footer .btn {
        width: 100%;
        margin: 0;
        font-size: 0.875rem;
        padding: 0.625rem 1rem;
        min-height: 38px;
    }

    .form-group label {
        font-size: 0.875rem;
    }

    .form-input {
        font-size: 0.875rem;
        padding: 0.625rem 0.875rem;
        min-height: 38px;
    }

    .checkbox-label {
        font-size: 0.875rem;
    }

    .weekly-schedule-card {
        padding: 1rem;
    }

    .weekly-schedule-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        margin-bottom: 1rem;
    }

    .weekly-schedule-header h3 {
        font-size: 0.9375rem;
    }

    .weekly-schedule-header h3 i {
        width: 16px;
        height: 16px;
    }

    .weekly-schedule-header .btn-add-slot {
        width: 100%;
        font-size: 0.8125rem;
        padding: 0.5625rem 0.875rem;
        min-height: 34px;
    }

    #weeklyScheduleContainer {
        gap: 1rem;
    }

    .schedule-day-title {
        padding: 0.625rem 0.875rem;
        font-size: 0.8125rem;
    }

    .schedule-slots-list {
        padding: 0.75rem;
        gap: 0.625rem;
    }

    .slot-item {
        flex-direction: column;
        gap: 0.75rem;
        align-items: flex-start;
        padding: 0.875rem;
    }

    .slot-info {
        width: 100%;
        gap: 0.75rem;
    }

    .slot-details {
        flex: 1;
        min-width: 0;
    }

    .slot-time {
        font-size: 0.8125rem;
    }

    .slot-capacity {
        font-size: 0.75rem;
    }

    .slot-actions {
        width: 100%;
        justify-content: flex-end;
        gap: 0.5rem;
    }

    .btn-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
    }

    .btn-icon i {
        width: 16px;
        height: 16px;
    }

    .schedule-day-card {
        margin-bottom: 0.875rem;
    }

    .doctor-profile-card {
        padding: 1rem;
        margin-bottom: 1rem;
        text-align: center;
    }

    .doctor-profile-header {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        gap: 1rem;
        width: 100%;
    }

    .doctor-avatar {
        width: 64px;
        height: 64px;
    }

    .doctor-avatar i {
        width: 32px;
        height: 32px;
    }

    .doctor-profile-info {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        width: 100%;
        flex: none;
    }

    .doctor-profile-info h3 {
        font-size: 1.125rem;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

    .doctor-specialty {
        font-size: 0.875rem;
        text-align: center;
        width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .doctor-practice {
        font-size: 0.8125rem;
        text-align: center;
        width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .doctor-contact {
        align-items: center;
        gap: 0.5rem;
    }

    .contact-item {
        font-size: 0.8125rem;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 0.75rem;
        margin-top: 56px;
    }

    .top-header {
        height: 56px;
    }

    .header-content {
        padding: 0 0.75rem;
    }

    .sidebar {
        width: 260px;
    }

    .doctors-card-grid {
        grid-template-columns: 1fr;
        gap: 0.875rem;
    }

    .doctor-card-content {
        padding: 1rem;
        gap: 0.875rem;
    }

    .doctor-card-avatar-circle {
        width: 52px;
        height: 52px;
    }

    .doctor-card-avatar-circle i {
        width: 26px;
        height: 26px;
    }

    .doctor-card-name {
        font-size: 0.9375rem;
        font-weight: 600;
    }

    .doctor-card-specialty {
        font-size: 0.8125rem;
    }

    .doctor-card-subspecialty {
        font-size: 0.75rem;
    }

    .doctor-card-footer {
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        gap: 0.5rem;
    }

    .doctor-card-slots-badge {
        font-size: 0.75rem;
        padding: 0.3125rem 0.625rem;
    }

    .doctor-card-chevron {
        width: 18px;
        height: 18px;
    }

    .sidebar-header {
        padding: 1.5rem 1rem;
    }

    .logo-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .logo-icon {
        width: 40px;
        height: 40px;
    }

    .logo-text h2 {
        font-size: 0.9375rem;
    }

    .logo-text p {
        font-size: 0.6875rem;
    }

    .page-title {
        font-size: 1.25rem;
    }

    .page-header>div>p {
        font-size: 0.8125rem;
    }

    .weekly-schedule-card {
        padding: 0.875rem;
    }

    .weekly-schedule-header {
        gap: 0.875rem;
        margin-bottom: 0.875rem;
    }

    .weekly-schedule-header h3 {
        font-size: 0.875rem;
    }

    .weekly-schedule-header h3 i {
        width: 14px;
        height: 14px;
    }

    .weekly-schedule-header .btn-add-slot {
        font-size: 0.8125rem;
        padding: 0.5rem 0.75rem;
        min-height: 32px;
    }

    #weeklyScheduleContainer {
        gap: 0.875rem;
    }

    .schedule-day-title {
        padding: 0.5625rem 0.75rem;
        font-size: 0.8125rem;
    }

    .schedule-slots-list {
        padding: 0.625rem;
        gap: 0.5rem;
    }

    .slot-item {
        padding: 0.75rem;
        gap: 0.625rem;
    }

    .slot-info {
        gap: 0.625rem;
    }

    .slot-time {
        font-size: 0.8125rem;
    }

    .slot-capacity {
        font-size: 0.75rem;
    }

    .slot-capacity i {
        width: 12px;
        height: 12px;
    }

    .btn-icon {
        width: 32px;
        height: 32px;
        min-width: 32px;
    }

    .btn-icon i {
        width: 14px;
        height: 14px;
    }

    .doctor-profile-card {
        padding: 0.875rem;
        margin-bottom: 0.875rem;
        text-align: center;
    }

    .doctor-profile-header {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        gap: 0.875rem;
        width: 100%;
    }

    .doctor-profile-info {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        width: 100%;
        flex: none;
    }

    .doctor-avatar {
        width: 56px;
        height: 56px;
    }

    .doctor-avatar i {
        width: 28px;
        height: 28px;
    }

    .doctor-profile-info h3 {
        font-size: 1rem;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

    .doctor-specialty {
        font-size: 0.8125rem;
        text-align: center;
        width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .doctor-practice {
        font-size: 0.75rem;
        text-align: center;
        width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .btn-back-to-doctors {
        padding: 0.375rem 0.5625rem;
        font-size: 0.75rem;
        margin-bottom: 0.75rem;
    }

    .btn-back-to-doctors i {
        width: 12px;
        height: 12px;
    }

    .btn-add-slot {
        font-size: 0.8125rem;
        padding: 0.5rem 0.75rem;
        min-height: 32px;
    }

    .btn-add-slot i {
        width: 12px;
        height: 12px;
    }

    .no-slots-message {
        padding: 1.5rem;
        font-size: 0.8125rem;
    }

    .modal-content {
        width: 95%;
        max-width: 95%;
        margin: 0.75rem;
        max-height: 90vh;
    }

    .modal-header {
        padding: 0.875rem;
    }

    .modal-header h3 {
        font-size: 0.9375rem;
    }

    .modal-body {
        padding: 0.875rem;
    }

    .modal-footer {
        padding: 0.875rem;
        gap: 0.5rem;
    }

    .modal-footer .btn {
        font-size: 0.8125rem;
        padding: 0.5625rem 0.875rem;
        min-height: 36px;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .form-group label {
        font-size: 0.8125rem;
        margin-bottom: 0.375rem;
    }

    .form-input {
        font-size: 0.8125rem;
        padding: 0.5625rem 0.75rem;
        min-height: 36px;
    }

    .checkbox-label {
        font-size: 0.8125rem;
    }

    .toggle-switch {
        width: 38px;
        height: 22px;
    }

    .toggle-slider:before {
        height: 16px;
        width: 16px;
    }

    .toggle-switch input:checked+.toggle-slider:before {
        transform: translateX(16px);
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.625rem;
    }

    .kpi-card {
        padding: 0.875rem;
    }

    .kpi-value {
        font-size: 1.25rem;
    }

    .kpi-label {
        font-size: 0.75rem;
    }

    .kpi-sublabel {
        font-size: 0.625rem;
    }

    .kpi-icon {
        width: 36px;
        height: 36px;
    }

    .kpi-sublabel {
        font-size: 0.625rem;
    }

    .chart-card {
        padding: 0.875rem;
        min-height: 250px;
    }

    .chart-card h3 {
        font-size: 0.9375rem;
    }

    .filters-card {
        padding: 0.875rem;
    }

    .table-header {
        padding: 0.875rem 1rem;
    }

    .table-header h3 {
        font-size: 0.9375rem;
    }

    .data-table {
        min-width: 700px;
        font-size: 0.75rem;
    }

    .data-table th {
        padding: 0.5rem 0.375rem;
        font-size: 0.625rem;
        white-space: nowrap;
    }

    .data-table td {
        padding: 0.625rem 0.375rem;
        font-size: 0.75rem;
        white-space: nowrap;
    }

    .status-badge {
        font-size: 0.6875rem;
        padding: 0.25rem 0.5rem;
    }

    .action-icon {
        width: 40px;
        height: 40px;
        min-width: 40px;
        min-height: 40px;
    }

    .action-icon i {
        width: 18px;
        height: 18px;
    }

    #appointmentsPage .page-header {
        margin-bottom: 1rem;
    }

    #appointmentsPage .page-title {
        font-size: 1.25rem;
    }

    #appointmentsPage .filters-card {
        padding: 0.875rem;
        margin-bottom: 1rem;
    }

    #appointmentsPage .data-table td:nth-child(5) {
        font-size: 0.75rem;
    }

    .status-badge {
        white-space: nowrap;
        font-size: 0.75rem;
    }

    .nav-item {
        padding: 0.875rem 0.75rem;
        font-size: 0.9375rem;
    }

    .btn {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }

    .welcome-text {
        display: none;
    }

    .mobile-sidebar-toggle {
        width: 36px;
        height: 36px;
    }
}


/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
    }

    .nav-item {
        min-height: 48px;
    }

    .action-icon {
        min-width: 44px;
        min-height: 44px;
    }

    .toggle-switch {
        width: 48px;
        height: 28px;
    }

    .toggle-slider:before {
        height: 22px;
        width: 22px;
    }

    .toggle-switch input:checked+.toggle-slider:before {
        transform: translateX(22px);
    }

    /* Prevent text selection on buttons for better touch */
    .btn,
    .nav-item,
    .action-icon {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
        user-select: none;
    }
}

/* Doctor Profile Card */
.doctor-profile-card {
    background: var(--white);
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.doctor-profile-header {
    display: flex;
    gap: 1.5rem;
}

.doctor-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary);
}

.doctor-profile-info {
    flex: 1;
}

.doctor-profile-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-800);
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
    text-align: left;
}

.doctor-specialty {
    color: var(--primary);
    font-weight: 500;
    font-size: 0.9375rem;
    margin: 0 0 0.25rem 0;
    line-height: 1.4;
}

.doctor-practice {
    color: var(--gray-600);
    font-size: 0.8125rem;
    margin: 0;
    line-height: 1.4;
}

/* Back to Doctors Button */
.btn-back-to-doctors {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 0.75rem;
    margin-bottom: 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--gray-700);
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
}

.btn-back-to-doctors:hover {
    background: var(--gray-200);
    border-color: var(--gray-300);
    color: var(--gray-800);
}

.btn-back-to-doctors i {
    width: 14px;
    height: 14px;
}

.btn-back-to-doctors span {
    line-height: 1;
}

/* Add Slot Button */
.btn-add-slot {
    font-size: 0.875rem;
    padding: 0.625rem 1rem;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    white-space: nowrap;
}

.btn-add-slot i {
    width: 14px;
    height: 14px;
}

/* Weekly Schedule Card */
.weekly-schedule-card {
    background: var(--white);
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
}

.weekly-schedule-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.weekly-schedule-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.weekly-schedule-header h3 i {
    width: 18px;
    height: 18px;
}

#weeklyScheduleContainer {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Schedule Day Card */
.schedule-day-card {
    border: 1px solid var(--gray-200);
    border-radius: 0.5rem;
    overflow: hidden;
}

.schedule-day-title {
    background: var(--gray-50);
    padding: 0.75rem 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-700);
    margin: 0;
    border-bottom: 1px solid var(--gray-200);
}

.schedule-slots-list {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.no-slots-message {
    text-align: center;
    padding: 2rem;
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* Slot Item */
.slot-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: 0.5rem;
    border: 1px solid var(--gray-200);
}

.slot-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.slot-toggle {
    flex-shrink: 0;
}

.slot-details {
    flex: 1;
}

.slot-time {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
    font-size: 0.8125rem;
    line-height: 1.4;
}

.slot-capacity {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.75rem;
    color: var(--gray-600);
    line-height: 1.4;
}

.slot-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-300);
    background: var(--white);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 32px;
}

.btn-icon:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-icon i {
    width: 14px;
    height: 14px;
    color: var(--gray-700);
}

.btn-icon-danger:hover {
    background: #fee2e2;
    border-color: var(--danger);
}

.btn-icon-danger:hover i {
    color: var(--danger);
}

/* Toggle Switch */
.status-toggle-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-300);
    transition: 0.3s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--white);
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked+.toggle-slider {
    background-color: var(--primary);
}

.toggle-switch input:checked+.toggle-slider:before {
    transform: translateX(18px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    border-radius: 0.75rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-800);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-500);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.375rem;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    padding: 1.25rem;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

.modal-footer .btn {
    font-size: 0.875rem;
    padding: 0.625rem 1rem;
    min-height: 38px;
}

/* Form Styles */
.form-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    transition: all 0.2s;
    min-height: 38px;
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    min-width: 20px;
    min-height: 20px;
    accent-color: var(--primary);
}

/* Toast Info */
.toast.info {
    background: #3b82f6;
}

/* Page Header */
.page-header {
    margin-bottom: 1.5rem;
}


/* Heatmap Styles */
.heatmap-wrapper {
    width: 100%;
    min-width: 800px;
}

.heatmap-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.heatmap-table th {
    text-align: center;
    padding: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    border-bottom: 1px solid var(--gray-200);
    width: calc(100% / 8);
    /* 7 days + 1 label column */
}

.heatmap-table th:first-child {
    text-align: left;
    width: 80px;
}

.heatmap-table td {
    padding: 0.5rem;
    text-align: center;
    border: 1px solid var(--white);
    height: 48px;
}

.heatmap-table td:first-child {
    text-align: left;
    color: var(--gray-500);
    font-weight: 500;
    border: none;
}

.heatmap-cell {
    background-color: #f3f4f6;
    border-radius: 4px;
    font-weight: 600;
    color: #ffffff;
    transition: all 0.2s;
}

.heatmap-cell.utilized {
    background-color: #0ea5e9;
    /* Sky blue */
}

.heatmap-cell.utilized:hover {
    transform: scale(1.05);
    background-color: #0284c7;
    cursor: pointer;
}