:root {
    /* Light Mode Variables */
    --bg-gradient: linear-gradient(135deg, #EEEFE0 0%, #F5F5F0 100%);
    --text-color: #4C585B;
    --navbar-bg: #034C53;
    --navbar-accent: #D1D8BE;
    --card-bg: #ffffff;
    --card-shadow: rgba(0, 0, 0, 0.08);
    --banner-bg: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    --accent-color: #007074;
    --activity-bg: #F1F8F4;
    --activity-hover: #E8F5E9;
    --stat-border: #86A788;
    --border-color: rgba(129, 154, 145, 0.3);
    --sidebar-bg: #ffffff;
    --toast-bg: #ffffff;
}

[data-theme="dark"] {
    /* Dark Mode Variables - Truly Dark */
    --bg-gradient: linear-gradient(135deg, #0f0f0f 0%, #171717 100%);
    --text-color: #efefef;
    --navbar-bg: #0a0a0a;
    --navbar-accent: #a7c1a8;
    --card-bg: #1a1a1a;
    --card-shadow: rgba(0, 0, 0, 0.6);
    --banner-bg: linear-gradient(135deg, #242424 0%, #1a1a1a 100%);
    --accent-color: #66bb6a;
    --activity-bg: #121212;
    --activity-hover: #2c2c2c;
    --stat-border: #66bb6a;
    --border-color: rgba(255, 255, 255, 0.15);
    --sidebar-bg: #1a1a1a;
    --toast-bg: #1a1a1a;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-gradient) !important;
    background-image: var(--bg-gradient) !important;
    background-color: #121212 !important;
    min-height: 100vh;
    color: var(--text-color);
    transition: background 0.3s, color 0.3s;
    overflow-x: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
    width: 100%;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.dashboard,
.content {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
    width: 100%;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--navbar-accent);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Global Overrides */
.navbar {
    background: var(--navbar-bg) !important;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 10001;
}

.navbar h1 {
    color: white;
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.navbar h1 span {
    color: var(--navbar-accent) !important;
    font-weight: 300;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s;
    font-weight: 500;
    font-size: 14px;
}

.nav-links a:hover,
.nav-links a.active {
    background: rgba(255, 255, 255, 0.2);
}

/* Components Background Overrides */
.stat-card,
.quick-actions,
.recent-activity,
.patients-table,
.examination-form,
.modal-content,
.toast,
.welcome-banner,
.search-filters,
.card {
    background: var(--card-bg) !important;
    color: var(--text-color) !important;
    box-shadow: 0 4px 15px var(--card-shadow) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 12px;
}

.table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: 8px;
}

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

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h2 {
    font-size: 28px;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.welcome-banner {
    background: var(--banner-bg) !important;
    border-left-color: var(--accent-color) !important;
}

.welcome-banner h2 {
    color: var(--accent-color) !important;
}

.welcome-banner p {
    color: var(--text-color) !important;
}

.stat-card h3 {
    color: var(--navbar-accent) !important;
}

.stat-card .stat-value {
    color: var(--text-color) !important;
}

.stat-card {
    border-top-color: var(--stat-border) !important;
}

.activity-item {
    background: var(--activity-bg) !important;
    color: var(--text-color) !important;
    border-left-color: var(--accent-color) !important;
}

.activity-item:hover {
    background: var(--activity-hover) !important;
}

.activity-item .description {
    color: var(--text-color) !important;
}

.activity-item .date {
    color: #888 !important;
}

/* Input Styles */
.form-group label,
.form-group input,
.form-group select,
.form-group textarea,
.search-filters input,
.search-filters select,
.toast-message {
    color: var(--text-color) !important;
}

.form-group input,
.form-group select,
.form-group textarea,
.search-filters input,
.search-filters select {
    background: var(--activity-bg) !important;
    border: 1px solid var(--border-color) !important;
    padding: 10px 12px;
    border-radius: 8px;
    outline: none;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color) !important;
    box-shadow: 0 0 0 3px rgba(102, 187, 106, 0.1);
}

.form-group input[readonly],
.calculated-field {
    background: var(--activity-bg) !important;
    opacity: 0.8;
}

/* Table Styles */
thead {
    background: var(--navbar-bg) !important;
}

thead th {
    color: var(--navbar-accent) !important;
    padding: 15px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
}

tbody tr {
    border-bottom: 1px solid var(--border-color) !important;
}

tbody tr:hover {
    background: var(--activity-hover) !important;
}

tbody td {
    color: var(--text-color) !important;
    padding: 15px;
    font-size: 14px;
}

/* Chat Panel Styles */
.chat-panel {
    background: var(--bg-gradient) !important;
    color: var(--text-color) !important;
    border-left: 1px solid var(--border-color) !important;
}

.chat-header {
    background: var(--navbar-bg) !important;
    border-bottom: 1px solid var(--border-color) !important;
}

.msg.bot {
    background: var(--card-bg) !important;
    color: var(--text-color) !important;
    border: 1px solid var(--border-color) !important;
}

.chat-input-area {
    background: var(--navbar-bg) !important;
    border-top: 1px solid var(--border-color) !important;
}

.chat-input-area input {
    background: var(--activity-bg) !important;
    color: var(--text-color) !important;
    border: 1px solid var(--border-color) !important;
}

.chat-disclaimer {
    background: #332b00 !important;
    color: #ffeb3b !important;
    border-left: 4px solid #ffc107 !important;
}

[data-theme="light"] .chat-disclaimer {
    background: #FFF3CD !important;
    color: #856404 !important;
}

.loader-dots span {
    background: var(--text-color) !important;
}

/* General Disclaimer */
.disclaimer {
    background: #332b00 !important;
    border-left: 4px solid #ffc107 !important;
    color: #ffeb3b !important;
}

[data-theme="light"] .disclaimer {
    background: #FFF3CD !important;
    color: #856404 !important;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--navbar-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--activity-hover);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 20000;
    transition: opacity 0.3s ease;
}

.modal-content {
    background: var(--card-bg) !important;
    max-width: 900px;
    width: 95%;
    margin: 5vh auto;
    padding: 0;
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color) !important;
    display: flex;
    flex-direction: column;
    animation: modalSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
}

[data-theme="light"] .modal-content {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
}

[data-theme="dark"] .modal-content {
    background: rgba(26, 26, 26, 0.8) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--border-color);
    background: transparent !important;
}

.modal-body {
    flex: 1;
    padding: 25px;
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

/* Compact Grid for Modals */
.modal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    /* 3 columns by default for modals */
    gap: 15px;
}

.modal-grid .full-width {
    grid-column: span 3;
}

.modal-footer,
.form-actions {
    padding: 20px 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: transparent !important;
}

/* Interactive & Success Modals */
.modal-content.interactive-modal {
    width: fit-content;
    min-width: 350px;
    max-width: 90%;
    text-align: center;
    padding: 40px 30px;
    border-radius: 24px;
    margin: 15vh auto;
}

.modal-icon {
    font-size: 64px;
    margin-bottom: 20px;
    color: var(--accent-color);
    animation: pulseIcon 2s ease infinite;
}

.modal-icon.success {
    color: #66bb6a;
}

@keyframes pulseIcon {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.modal-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: 12px;
}

.modal-text {
    color: var(--text-color);
    font-size: 16px;
    margin-bottom: 30px;
    line-height: 1.6;
    opacity: 0.9;
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.btn-modal-success,
.btn-modal-confirm {
    background: var(--primary-gradient) !important;
    color: white !important;
    padding: 12px 35px;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(3, 76, 83, 0.2);
    transition: all 0.3s ease;
}

.btn-modal-cancel {
    background: rgba(129, 154, 145, 0.1);
    color: var(--text-color);
    padding: 12px 25px;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-modal-success:hover,
.btn-modal-confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(3, 76, 83, 0.3);
}

.modal-header h2,
.modal-header h3 {
    margin: 0;
    font-size: 22px;
    color: var(--text-color);
}

.close-btn {
    cursor: pointer;
    font-size: 24px;
    opacity: 0.6;
    transition: opacity 0.3s;
    color: var(--text-color) !important;
    background: none;
    border: none;
    line-height: 1;
}

.close-btn:hover {
    opacity: 1;
}

/* Form Controls in Modals */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--activity-bg);
    color: var(--text-color);
    font-size: 14px;
}

/* Button Fixes */
.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary,
.btn-submit {
    background: linear-gradient(135deg, #4C585B 0%, #657C6A 100%) !important;
    color: white !important;
}

.btn-primary:hover,
.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(129, 154, 145, 0.4);
}

.btn-secondary {
    background: transparent !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-color) !important;
}

.btn-outline {
    background: transparent !important;
    border: 1px solid var(--text-color) !important;
    color: var(--text-color) !important;
}

.action-btn.secondary {
    border: 1px solid var(--border-color) !important;
}

/* User Profile Styles */
.user-profile {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 12px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
}

.user-profile:hover {
    background: rgba(255, 255, 255, 0.2);
}

.user-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--navbar-accent);
}

.user-info-brief {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: white;
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--card-bg);
    min-width: 200px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    padding: 10px 0;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.user-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    padding: 10px 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 5px;
}

.dropdown-role {
    font-size: 12px;
    color: var(--navbar-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.dropdown-email {
    font-size: 12px;
    color: var(--text-color);
    opacity: 0.7;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 160px;
}

.dropdown-item {
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-color);
    text-decoration: none;
    transition: background 0.2s;
    font-size: 14px;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.dropdown-item:hover {
    background: var(--activity-hover);
}

.dropdown-item.logout {
    color: #F44336 !important;
}

.dropdown-item.logout:hover {
    background: #FFF5F5 !important;
}

[data-theme="dark"] .dropdown-item.logout:hover {
    background: #3a1c1c !important;
}

/* Role-based Visibility */
.owner-only,
.manager-only {
    display: none !important;
}

.role-owner .owner-only,
.role-owner .manager-only,
.role-manager .manager-only {
    display: flex !important;
}

/* Table cells need table-cell to preserve layout */
.role-owner th.owner-only,
.role-owner td.owner-only,
.role-owner th.manager-only,
.role-owner td.manager-only,
.role-manager th.manager-only,
.role-manager td.manager-only {
    display: table-cell !important;
}

/* Buttons need inline-flex for icon alignment */
.role-owner button.owner-only,
.role-owner button.manager-only,
.role-manager button.manager-only {
    display: inline-flex !important;
}

/* Assistant managers: view-only, hide write actions */
.role-assistant .manager-only {
    display: none !important;
}

/* Global Medical Loader */
.medical-loader-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

[data-theme="dark"] .medical-loader-overlay {
    background: rgba(15, 15, 15, 0.9);
}

.medical-loader-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}

.medical-plus {
    position: relative;
    width: 60px;
    height: 60px;
    animation: rotate-loader 2s linear infinite;
}

.medical-plus::before,
.medical-plus::after {
    content: '';
    position: absolute;
    background: green;
    /* Medical Red */
    border-radius: 4px;
    box-shadow: 0 0 15px rgba(49, 107, 74, 0.4);
}

.medical-plus::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 14px;
    transform: translateY(-50%);
}

.medical-plus::after {
    top: 0;
    left: 50%;
    width: 14px;
    height: 100%;
    transform: translateX(-50%);
}

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

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

/* Page loading state */
body.loading {
    overflow: hidden;
}

/* Loading Overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 99999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin-loader 1s linear infinite;
    margin-bottom: 15px;
}

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

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

.loading-text {
    font-weight: 600;
    letter-spacing: 1.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}