/* ===========================
   CSS Variables - Theme System
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200');

:root {
  /* Colors - Light Theme */
  --color-primary: #13c8ec;
  --color-primary-dark: #0FA8C8;
  --color-primary-light: #4DD4F0;
  --color-primary-action: #4A90E2;
  --color-secondary-action: #9B59B6;

  --color-secondary: #1DD1A1;
  --color-danger: #EF4444;
  --color-warning: #F39C12;
  --color-info: #3B82F6;
  --color-success: #2ECC71;
  --color-pending: #F39C12;
  --color-completed: #2ECC71;

  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F6F8F8;
  --color-bg-tertiary: #E9ECEF;

  --color-text-primary: #343A40;
  --color-text-secondary: #618389;
  --color-text-tertiary: #ADB5BD;

  --color-border: #E9ECEF;
  --color-border-hover: #DEE2E6;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 4px 0 rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-xl: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-primary: 0 4px 12px 0 rgba(19, 200, 236, 0.15);
  --shadow-hover: 0 8px 16px -4px rgba(0, 0, 0, 0.12);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease-in-out;
  --transition-all: all 200ms ease;
}

/* Dark Theme */
[data-theme="dark"] {
  --color-bg-primary: #101F22;
  --color-bg-secondary: #1A2F33;
  --color-bg-tertiary: #243B40;

  --color-text-primary: #F8F9FA;
  --color-text-secondary: #9BA6AA;
  --color-text-tertiary: #6B7D82;

  --color-border: #2A4348;
  --color-border-hover: #3A5358;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 2px 4px 0 rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-primary: 0 4px 12px 0 rgba(19, 200, 236, 0.25);
  --shadow-hover: 0 8px 16px -4px rgba(0, 0, 0, 0.4);
}

/* Material Icons Configuration */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  font-size: 24px;
  user-select: none;
}

/* ===========================
   Base Styles
   =========================== */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* ===========================
   Loading Screen
   =========================== */

.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: var(--color-bg-primary);
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-screen p {
  margin-top: var(--spacing-lg);
  color: var(--color-text-secondary);
}

/* ===========================
   Login Screen
   =========================== */

.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: var(--spacing-lg);
}

.login-container {
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-2xl);
  width: 100%;
  max-width: 420px;
}

.login-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.login-header h1 {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.login-header p {
  color: var(--color-text-secondary);
}

.login-form .form-group {
  margin-bottom: var(--spacing-lg);
}

.demo-credentials {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  text-align: center;
}

.demo-credentials p {
  margin: var(--spacing-xs) 0;
  color: var(--color-text-secondary);
}

/* ===========================
   Main App Layout
   =========================== */

.main-app {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "header header"
    "nav content";
  min-height: 100vh;
}

.app-header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: rgba(255, 255, 255, 0.85);
  transition: var(--transition-all);
}

[data-theme="dark"] .app-header {
  background-color: rgba(16, 31, 34, 0.85);
  border-bottom-color: rgba(42, 67, 72, 0.5);
}

.app-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

#sidebar-toggle {
  display: none; /* Hidden by default on desktop */
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.app-nav {
  grid-area: nav;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: var(--spacing-lg);
  background-color: var(--color-bg-primary);
  border-right: 1px solid var(--color-border);
  width: 220px;
  transition: width 0.3s ease, padding 0.3s ease;
  position: relative;
  overflow-x: hidden;
}

/* Collapsed sidebar (desktop) */
.main-app.sidebar-collapsed .app-nav {
  width: 70px;
  padding: var(--spacing-lg) var(--spacing-sm);
}

.main-app.sidebar-collapsed .nav-item span:last-child {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.main-app.sidebar-collapsed .nav-item {
  justify-content: center;
  padding: var(--spacing-md);
  gap: 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: none;
  border: none;
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  font-size: 0.938rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-all);
  text-align: left;
  position: relative;
}

.nav-item svg {
  width: 20px;
  height: 20px;
}

.nav-item:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.nav-item.active {
  background-color: rgba(19, 200, 236, 0.15);
  color: var(--color-primary);
  font-weight: 600;
}

[data-theme="dark"] .nav-item.active {
  background-color: rgba(19, 200, 236, 0.25);
}

.app-content {
  grid-area: content;
  padding: var(--spacing-xl);
  overflow-y: auto;
  max-height: calc(100vh - 64px);
}

/* ===========================
   Form Elements
   =========================== */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group label {
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 0.875rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: 0.938rem;
  font-family: 'Poppins', sans-serif;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74, 105, 255, 0.1);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

/* ===========================
   Buttons
   =========================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.938rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.813rem;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

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

.btn-secondary {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  font-weight: 500;
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-border-hover);
  transform: translateY(-1px);
  border-color: var(--color-primary);
}

.btn-danger {
  background-color: var(--color-danger);
  color: white;
  font-weight: 600;
}

.btn-danger:hover {
  background-color: #DC2626;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px 0 rgba(239, 68, 68, 0.39);
}

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

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

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
}

.btn-icon {
  padding: var(--spacing-sm);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.btn-icon svg {
  width: 20px;
  height: 20px;
}

/* ===========================
   Cards
   =========================== */

.card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-slow);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-primary);
  border-color: var(--color-primary);
}

.card-header {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

/* ===========================
   Badges & Status
   =========================== */

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  text-transform: capitalize;
  white-space: nowrap;
}

.badge-pending {
  background-color: rgba(243, 156, 18, 0.1);
  color: var(--color-pending);
}

.badge-completed {
  background-color: rgba(46, 204, 113, 0.1);
  color: var(--color-completed);
}

.badge-success {
  background-color: rgba(29, 209, 161, 0.1);
  color: var(--color-secondary);
}

.badge-active {
  background-color: rgba(46, 204, 113, 0.1);
  color: #2ECC71;
}

.badge-inactive {
  background-color: rgba(108, 117, 125, 0.1);
  color: var(--color-text-tertiary);
}

.badge-danger {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--color-danger);
}

.badge-warning {
  background-color: rgba(243, 156, 18, 0.1);
  color: var(--color-warning);
}

.badge-info {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--color-info);
}

/* Notification Badge (in header) */
.notification-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background-color: var(--color-danger);
  color: white;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  border: 2px solid var(--color-bg-primary);
  box-shadow: var(--shadow-md);
}

/* ===========================
   Filter Tabs
   =========================== */

.filter-tab {
  padding: var(--spacing-sm) var(--spacing-md);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-base);
}

.filter-tab:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.filter-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ===========================
   User Menu
   =========================== */

.user-menu {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--spacing-sm);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: 1000;
}

.dropdown-header {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.dropdown-header strong {
  display: block;
  color: var(--color-text-primary);
}

.dropdown-header small {
  color: var(--color-text-secondary);
  font-size: 0.813rem;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  width: 100%;
  padding: var(--spacing-md);
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 0.938rem;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  text-align: left;
}

.dropdown-item:hover {
  background-color: var(--color-bg-secondary);
}

.dropdown-item svg {
  width: 16px;
  height: 16px;
}

/* ===========================
   Theme Selector in Dropdown
   =========================== */

.theme-selector-dropdown {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.btn-icon-sm {
  padding: var(--spacing-xs);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.btn-icon-sm .material-symbols-outlined {
  font-size: 18px;
}

.btn-icon-sm:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.theme-btn {
  position: relative;
  transition: all var(--transition-base);
}

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

.theme-btn.active:hover {
  background-color: var(--color-primary-dark);
  color: white;
}

/* Legacy theme toggle styles (for backwards compatibility) */
[data-theme="light"] .icon-sun {
  display: block;
}

[data-theme="light"] .icon-moon {
  display: none;
}

[data-theme="dark"] .icon-sun {
  display: none;
}

[data-theme="dark"] .icon-moon {
  display: block;
}

/* ===========================
   Utilities
   =========================== */

/* Background utilities */
.bg-primary {
  background-color: var(--color-bg-primary) !important;
}

.bg-secondary {
  background-color: var(--color-bg-secondary) !important;
}

.bg-tertiary {
  background-color: var(--color-bg-tertiary) !important;
}

/* Text color utilities */
.text-primary {
  color: var(--color-text-primary) !important;
}

.text-secondary {
  color: var(--color-text-secondary) !important;
}

.text-tertiary {
  color: var(--color-text-tertiary) !important;
}

/* Border utilities */
.border {
  border: 1px solid var(--color-border) !important;
}

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

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

.border-2 {
  border-width: 2px !important;
}

.hidden {
  display: none !important;
}

.error-message {
  padding: var(--spacing-md);
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-md);
  color: var(--color-danger);
  font-size: 0.875rem;
  margin-top: var(--spacing-md);
}

.success-message {
  padding: var(--spacing-md);
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-md);
  color: var(--color-secondary);
  font-size: 0.875rem;
  margin-top: var(--spacing-md);
}

/* ===========================
   Form Validation Styles
   =========================== */

input.is-invalid,
textarea.is-invalid,
select.is-invalid {
  border-color: var(--color-danger) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

input.is-invalid:focus,
textarea.is-invalid:focus,
select.is-invalid:focus {
  outline: none;
  border-color: var(--color-danger) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2) !important;
}

.invalid-feedback {
  display: block;
  color: var(--color-danger);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}

/* ===========================
   Toast Notifications
   =========================== */

.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 20000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  max-width: 400px;
}

.toast {
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: start;
  gap: var(--spacing-md);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.toast-success {
  border-left: 4px solid var(--color-secondary);
}

.toast.toast-error {
  border-left: 4px solid var(--color-danger);
}

.toast.toast-info {
  border-left: 4px solid var(--color-info);
}

.toast.toast-warning {
  border-left: 4px solid var(--color-warning);
}

/* ===========================
   Modal Container
   =========================== */

#modal-container {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
}

#modal-container:empty {
  display: none;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
  z-index: 9999;
  padding: var(--spacing-lg);
}

.modal {
  position: relative;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-height: 90vh;
  overflow-y: auto;
  z-index: 10000;
  width: 90%;
  max-width: 500px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  justify-content: flex-end;
}

/* ===========================
   Public Questionnaire View
   =========================== */

.questionnaire-public {
  min-height: 100vh;
  background: var(--color-bg-secondary);
  padding: var(--spacing-lg);
}

.questionnaire-public .card {
  background: var(--color-bg-primary);
}

.questionnaire-public form {
  width: 100%;
}

.questionnaire-public .form-group {
  margin-bottom: var(--spacing-lg);
}

.questionnaire-public input[type="radio"],
.questionnaire-public input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.questionnaire-public .error-message {
  background-color: rgba(231, 76, 60, 0.1);
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  text-align: center;
}

.questionnaire-public .error-message.hidden {
  display: none;
}

/* ===========================
   Responsive Design
   =========================== */

/* Desktop: Show collapse button */
@media (min-width: 769px) {
  #sidebar-toggle {
    display: flex !important;
  }

  .main-app.sidebar-collapsed .app-nav {
    width: 70px;
  }
}

@media (max-width: 1024px) {
  .app-nav {
    width: 200px;
  }

  .nav-item span:last-child {
    font-size: 0.875rem;
  }
}

/* Mobile: Hamburger menu */
@media (max-width: 768px) {
  #sidebar-toggle {
    display: flex !important;
  }

  .main-app {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "content";
  }

  .app-nav {
    position: fixed;
    left: 0;
    top: 64px; /* Height of header */
    bottom: 0;
    width: 260px;
    max-width: 80vw;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 999;
    border-right: 1px solid var(--color-border);
    border-bottom: none;
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
  }

  .main-app.sidebar-open .app-nav {
    transform: translateX(0);
  }

  /* Overlay for mobile sidebar */
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    top: 64px;
  }

  .main-app.sidebar-open .sidebar-overlay {
    display: block;
  }

  .nav-item {
    justify-content: flex-start;
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .nav-item span:last-child {
    display: inline;
    font-size: 0.938rem;
  }

  .app-content {
    padding: var(--spacing-md);
  }

  .toast-container {
    left: var(--spacing-md);
    right: var(--spacing-md);
    max-width: none;
  }
}

/* ===========================
   Settings View
   =========================== */

.theme-mode-option:not(.active):hover,
.palette-option:not(.active):hover {
  border-color: var(--color-primary-light) !important;
}

.settings-view .questionnaire-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* ===========================
   Client Rows
   =========================== */

.client-row:hover {
  background-color: rgba(19, 200, 236, 0.08) !important;
}

/* ===========================
   Dashboard Stat Cards
   =========================== */

.stat-card {
  cursor: pointer;
}

.stat-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-primary);
}

/* ===========================
   Mobile Responsive Improvements
   =========================== */

@media (max-width: 768px) {
  /* Typography adjustments */
  h1 {
    font-size: 1.5rem !important;
  }

  h2 {
    font-size: 1.25rem !important;
  }

  h3 {
    font-size: 1.125rem !important;
  }

  /* App header */
  .app-header {
    padding: var(--spacing-sm) var(--spacing-md);
  }

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

  /* Cards */
  .card {
    padding: var(--spacing-md);
  }

  /* Tables - Horizontal scroll */
  .card > div:has(table),
  .card > table {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .card table {
    min-width: 600px; /* Minimum width to force scroll on small screens */
  }

  .card table th,
  .card table td {
    padding: var(--spacing-sm) !important;
    font-size: 0.813rem;
  }

  /* Modals - Full width on mobile */
  .modal {
    width: calc(100vw - var(--spacing-lg)) !important;
    max-width: calc(100vw - var(--spacing-lg)) !important;
    margin: 0;
    max-height: calc(100vh - var(--spacing-lg));
  }

  #modal-container {
    padding: var(--spacing-sm);
  }

  .modal-backdrop {
    padding: var(--spacing-sm);
  }

  /* Buttons in header/actions */
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
  }

  .btn-icon {
    padding: var(--spacing-xs);
  }

  /* Button groups - wrap on mobile */
  div[style*="display: flex"][style*="gap"] {
    flex-wrap: wrap !important;
  }

  /* Form inputs */
  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 16px !important; /* Prevents zoom on iOS */
    padding: var(--spacing-sm) var(--spacing-md) !important;
  }

  /* Grid layouts - Responsive columns */
  /* Target grids with minmax > 280px - force single column on mobile */
  div[style*="grid-template-columns: repeat(auto-fill, minmax(350px"],
  div[style*="grid-template-columns: repeat(auto-fill, minmax(400px"],
  div[style*="grid-template-columns:repeat(auto-fill,minmax(400px"],
  div[style*="grid-template-columns:repeat(auto-fill,minmax(350px"] {
    grid-template-columns: 1fr !important;
  }

  /* Keep stat cards (250px and below) as auto-fit - Show 2 columns on mobile */
  div[style*="grid-template-columns: repeat(auto-fit, minmax(200px"],
  div[style*="grid-template-columns: repeat(auto-fit, minmax(250px"],
  div[style*="grid-template-columns:repeat(auto-fit,minmax(250px"] {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: var(--spacing-sm) !important;
  }

  /* Adjust stat cards for mobile - smaller size */
  .stats-grid .card {
    padding: var(--spacing-sm) !important;
  }

  /* Center numbers in stat cards */
  .stats-grid .card > div {
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: var(--spacing-sm) !important;
  }

  /* Reduce font size for stat card numbers */
  .stats-grid .card > div > div:first-child {
    width: 100%;
  }

  .stats-grid .card > div > div:first-child > p {
    font-size: 0.75rem !important;
    text-align: center !important;
  }

  .stats-grid .card > div > div:first-child > div {
    font-size: 1.75rem !important;
    text-align: center !important;
  }

  /* Adjust icon size in stat cards */
  .stats-grid .card > div > div:last-child {
    padding: var(--spacing-xs) !important;
  }

  .stats-grid .card > div > div:last-child .material-symbols-outlined {
    font-size: 24px !important;
  }

  /* Toast notifications */
  .toast-container {
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    right: var(--spacing-sm);
  }

  .toast {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
  }

  /* Login screen */
  .login-container {
    padding: var(--spacing-lg);
  }

  /* Badge text */
  .badge {
    font-size: 0.688rem;
    padding: var(--spacing-xs) var(--spacing-xs);
  }

  /* Icon sizes - slightly smaller */
  .material-symbols-outlined {
    font-size: 20px !important;
  }

  button .material-symbols-outlined {
    font-size: 18px !important;
  }

  /* Card hover effects - Disable on mobile */
  .card:hover {
    transform: none !important;
  }

  .stat-card:hover,
  .filter-card:hover {
    transform: none !important;
  }

  /* Overflow handling */
  .app-content {
    overflow-x: hidden;
  }

  /* Flex layouts with buttons */
  div[style*="display: flex"][style*="justify-content: flex-end"] {
    flex-wrap: wrap;
    justify-content: center !important;
  }

  /* Header sections - Stack on mobile */
  div[style*="display: flex"][style*="justify-content: space-between"][style*="align-items: center"] {
    flex-direction: column;
    align-items: flex-start !important;
    gap: var(--spacing-md);
  }

  div[style*="display: flex"][style*="justify-content: space-between"][style*="align-items: center"] > div:last-child {
    width: 100%;
  }

  div[style*="display: flex"][style*="justify-content: space-between"][style*="align-items: center"] button {
    flex: 1;
  }

  /* Grid with explicit column counts - Make responsive */
  div[style*="grid-template-columns"][style*="1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  /* Cards - Better mobile layout */
  .questionnaire-card,
  .template-card,
  .appointment-card,
  .note-card {
    max-width: 100% !important;
  }

  .questionnaire-card h3 {
    font-size: 1.125rem !important;
  }

  /* Buttons in cards - better wrapping */
  .card div[style*="flex-wrap"] button {
    flex: 1 1 auto;
    min-width: 0;
  }

  .card div[style*="flex-wrap: wrap"] {
    gap: var(--spacing-xs) !important;
  }
}

@media (max-width: 480px) {
  /* Extra small screens */
  .app-header {
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .app-title {
    font-size: 1rem;
  }

  .app-content {
    padding: var(--spacing-sm);
  }

  /* Reduce spacing */
  .card {
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
  }

  /* Headers */
  h1 {
    font-size: 1.25rem !important;
  }

  h2 {
    font-size: 1.125rem !important;
  }

  /* Table text even smaller */
  .card table th,
  .card table td {
    padding: var(--spacing-xs) !important;
    font-size: 0.75rem;
  }

  /* Modal full screen on very small devices */
  .modal {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100vh;
    max-height: 100vh;
    margin: 0;
    border-radius: 0;
  }

  #modal-container {
    padding: 0;
  }

  .modal-backdrop {
    padding: 0;
  }

  /* Buttons full width */
  .btn:not(.btn-icon) {
    width: 100%;
    justify-content: center;
  }

  /* Action buttons in cards */
  div[style*="justify-content: flex-end"] button {
    padding: var(--spacing-xs);
  }

  /* Questionnaire cards - Even smaller text */
  .questionnaire-card h3 {
    font-size: 1rem !important;
  }

  .questionnaire-card button span:not(.material-symbols-outlined) {
    font-size: 0.75rem;
  }

  /* Extra small stat cards adjustments */
  .stats-grid .card {
    padding: var(--spacing-xs) !important;
  }

  .stats-grid .card > div > div:first-child > p {
    font-size: 0.688rem !important;
    margin-bottom: 4px !important;
  }

  .stats-grid .card > div > div:first-child > div {
    font-size: 1.5rem !important;
  }

  .stats-grid .card > div > div:last-child {
    padding: var(--spacing-xs) !important;
  }

  .stats-grid .card > div > div:last-child .material-symbols-outlined {
    font-size: 20px !important;
  }
}

/* ===========================
   Toggle Switch Component
   =========================== */

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 24px;
  flex-shrink: 0;
}

.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(--color-bg-tertiary);
  transition: all 0.3s ease;
  border-radius: 24px;
  border: 2px solid var(--color-border);
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 2px;
  bottom: 2px;
  background-color: white;
  transition: all 0.3s ease;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

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

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(24px);
}

.toggle-switch input:focus + .toggle-slider {
  box-shadow: 0 0 0 3px rgba(19, 200, 236, 0.1);
}

.toggle-switch input:disabled + .toggle-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Dark mode toggle adjustments */
[data-theme="dark"] .toggle-slider {
  background-color: var(--color-bg-tertiary);
  border-color: var(--color-border);
}

[data-theme="dark"] .toggle-slider:before {
  background-color: #F6F8F8;
}

/* ===========================
   Floating AI Button
   =========================== */

.floating-ai-btn {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  box-shadow: var(--shadow-lg), 0 0 20px rgba(102, 126, 234, 0.4);
  cursor: pointer;
  display: none; /* Hidden by default, shown by JavaScript for non-admin users */
  align-items: center;
  justify-content: center;
  color: white;
  transition: all 0.3s ease;
  z-index: 1000;
  animation: pulse-glow 2s ease-in-out infinite;
}

.floating-ai-btn .material-symbols-outlined {
  font-size: 28px;
  font-variation-settings: 'FILL' 1, 'wght' 600, 'GRAD' 0, 'opsz' 28;
}

.floating-ai-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-xl), 0 0 30px rgba(102, 126, 234, 0.6);
  background: linear-gradient(135deg, #7b8ff0 0%, #8b5bb0 100%);
}

.floating-ai-btn:active {
  transform: translateY(-2px) scale(1.02);
}

/* Subtle glow animation */
@keyframes pulse-glow {
  0%, 100% {
    box-shadow: var(--shadow-lg), 0 0 20px rgba(102, 126, 234, 0.4);
  }
  50% {
    box-shadow: var(--shadow-lg), 0 0 25px rgba(102, 126, 234, 0.6);
  }
}

/* Hide on login and loading screens */
.login-screen ~ div .floating-ai-btn,
.loading-screen ~ div .floating-ai-btn {
  display: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .floating-ai-btn {
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 56px;
    height: 56px;
  }

  .floating-ai-btn .material-symbols-outlined {
    font-size: 26px;
  }
}

@media (max-width: 480px) {
  .floating-ai-btn {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    width: 52px;
    height: 52px;
  }

  .floating-ai-btn .material-symbols-outlined {
    font-size: 24px;
  }
}

/* ===========================
   AI Assistant Button
   =========================== */

.btn-ai {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  border-radius: var(--radius-full);
  color: white;
  font-size: 0.938rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 12px 0 rgba(102, 126, 234, 0.4);
  position: relative;
  overflow: hidden;
}

.btn-ai::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 100%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-ai:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 20px 0 rgba(102, 126, 234, 0.5);
}

.btn-ai:hover::before {
  opacity: 1;
}

.btn-ai:active {
  transform: translateY(0) scale(1);
}

.btn-ai .material-symbols-outlined {
  font-size: 20px;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
  0%, 100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.5);
  }
}

[data-theme="dark"] .btn-ai {
  box-shadow: 0 4px 12px 0 rgba(102, 126, 234, 0.6);
}

[data-theme="dark"] .btn-ai:hover {
  box-shadow: 0 6px 20px 0 rgba(102, 126, 234, 0.7);
}

/* AI Button Simple - For inline use with other buttons */
.btn-ai-simple {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  border-radius: var(--radius-md); /* Less rounded than .btn-ai */
  color: white;
  font-size: 0.938rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 4px 0 rgba(102, 126, 234, 0.3);
}

.btn-ai-simple:hover {
  background: linear-gradient(135deg, #7b8ff0 0%, #8b5bb0 100%);
  box-shadow: 0 4px 8px 0 rgba(102, 126, 234, 0.4);
  transform: translateY(-1px);
}

.btn-ai-simple:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px 0 rgba(102, 126, 234, 0.3);
}

.btn-ai-simple .material-symbols-outlined {
  font-size: 18px;
}

/* ===========================
   AI Assistant Modal
   =========================== */

.ai-modal {
  width: 95%;
  max-width: 600px;
}

.ai-input-container {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.ai-input {
  width: 100%;
  min-height: 120px;
  padding: var(--spacing-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: 0.938rem;
  font-family: 'Manrope', sans-serif;
  resize: vertical;
  transition: border-color var(--transition-fast);
}

.ai-input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.voice-btn {
  position: absolute;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.voice-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.5);
}

.voice-btn.recording {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
  }
  50% {
    transform: scale(1.1);
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.6);
  }
}

.ai-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.ai-action-btn {
  padding: var(--spacing-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.ai-action-btn:hover {
  border-color: #667eea;
  background-color: rgba(102, 126, 234, 0.05);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
}

.ai-action-btn.selected {
  border-color: #667eea;
  background-color: rgba(102, 126, 234, 0.1);
}

.ai-action-btn .action-icon {
  font-size: 32px;
  color: #667eea;
}

.ai-action-btn .action-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text-primary);
}

.ai-action-btn .action-description {
  font-size: 0.813rem;
  color: var(--color-text-secondary);
}

.ai-result {
  padding: var(--spacing-lg);
  border: 2px solid #667eea;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
  margin-top: var(--spacing-lg);
  display: none;
}

.ai-result.visible {
  display: block;
  animation: fadeIn 0.3s ease;
}

.ai-result-title {
  font-weight: 600;
  color: #667eea;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.ai-result-content {
  color: var(--color-text-primary);
  line-height: 1.6;
  white-space: pre-wrap;
}

.ai-loading {
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  color: #667eea;
  font-weight: 500;
}

.ai-loading.visible {
  display: flex;
}

.ai-loading-spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(102, 126, 234, 0.2);
  border-top-color: #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}