/* Variables CSS */
:root {
  /* Main Colors */
  --primary-color: #006837;
  --primary-light: #008542;
  --primary-dark: #004d29;
  --primary-gradient: linear-gradient(135deg, #006837 0%, #00a651 100%);

  --secondary-color: #3b82f6;
  --secondary-light: #60a5fa;
  --secondary-dark: #2563eb;
  --secondary-gradient: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);

  --accent-color: #8b5cf6;
  --accent-light: #a78bfa;
  --accent-dark: #7c3aed;
  --accent-gradient: linear-gradient(135deg, #7c3aed 0%, #c084fc 100%);

  /* State Colors */
  --success-color: #10b981;
  --success-light: #34d399;
  --success-dark: #059669;
  --success-gradient: linear-gradient(135deg, #059669 0%, #34d399 100%);

  --warning-color: #f59e0b;
  --warning-light: #fbbf24;
  --warning-dark: #d97706;

  --error-color: #ef4444;
  --error-light: #f87171;
  --error-dark: #dc2626;

  /* Light Theme Colors */
  --bg-color: #f9fafb;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f3f4f6;
  --bg-elevated: #ffffff;
  --bg-elevated-rgb: 255, 255, 255;
  
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-tertiary: #6b7280;
  --text-inverted: #ffffff;
  
  --border-color: #e5e7eb;
  --border-light: #f3f4f6;
  
  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --glass-blur: blur(12px);
  --glass-opacity: 0.8;
  --glass-border: 1px solid rgba(255, 255, 255, 0.1);
  
  /* Layout */
  --header-height: 64px;
  --footer-height: 80px;
  --sidebar-width: 280px;
  --container-max-width: 1200px;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  /* Typography */
  --font-family: 'Tajawal', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.75;
  
  /* Borders */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.375rem;
  --border-radius-lg: 0.5rem;
  --border-radius-xl: 0.75rem;
  --border-radius-2xl: 1rem;
  --border-radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms;
  --transition-normal: 250ms;
  --transition-slow: 350ms;
  --transition-timing: cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-indices */
  --z-index-header: 100;
  --z-index-sidebar: 200;
  --z-index-modal: 300;
  --z-index-toast: 400;
  --z-index-floating: 500;
  --z-index-popup: 600;
}

/* Dark Theme */
[data-theme="dark"] {
  --primary-color: #00a651;
  --primary-light: #34d399;
  --primary-dark: #047857;
  --primary-gradient: linear-gradient(135deg, #047857 0%, #00a651 100%);

  --bg-color: #111827;
  --bg-secondary: #1f2937;
  --bg-tertiary: #374151;
  --bg-elevated: #1f2937;
  --bg-elevated-rgb: 31, 41, 55;
  
  --text-primary: #f9fafb;
  --text-secondary: #e5e7eb;
  --text-tertiary: #d1d5db;
  --text-inverted: #111827;
  
  --border-color: #374151;
  --border-light: #4b5563;
  
  /* Adjusted shadows for dark mode */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
  
  --glass-blur: blur(12px);
  --glass-opacity: 0.8;
  --glass-border: 1px solid rgba(255, 255, 255, 0.05);
}

/* RTL Specific Adjustments */
[dir="rtl"] {
  --submenu-icon-rotate: 180deg;
}

/* Main CSS */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: var(--line-height-normal);
  direction: rtl;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal) var(--transition-timing),
              color var(--transition-normal) var(--transition-timing);
  overflow-x: hidden;
  padding-top: var(--header-height);
}

button, input, textarea, select {
  font-family: var(--font-family);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast) var(--transition-timing);
}

a:hover {
  color: var(--primary-light);
}

img, svg {
  max-width: 100%;
  height: auto;
}

button {
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

h5 {
  font-size: var(--font-size-md);
}

h6 {
  font-size: var(--font-size-sm);
}

p {
  margin-bottom: var(--spacing-md);
}

small {
  font-size: var(--font-size-xs);
}

/* Utilities */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

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

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

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

.hidden {
  display: none !important;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

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

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.gap-xs {
  gap: var(--spacing-xs);
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.gap-lg {
  gap: var(--spacing-lg);
}

.gap-xl {
  gap: var(--spacing-xl);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: var(--border-radius-full);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--border-radius-full);
  transition: background var(--transition-fast) var(--transition-timing);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

/* Selection Styling */
::selection {
  background-color: var(--primary-color);
  color: var(--text-inverted);
}

/* Popup Notification */
.popup-notification {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--bg-elevated);
  color: var(--text-primary);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-index-popup);
  font-weight: var(--font-weight-medium);
  max-width: 80%;
  min-width: 300px;
  text-align: center;
  animation: popup-in 0.3s ease-out forwards;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  background-color: rgba(var(--bg-elevated-rgb), var(--glass-opacity));
  border: var(--glass-border);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(3px);
  z-index: var(--z-index-popup);
  animation: fade-in 0.3s ease-out forwards;
}

.popup-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.popup-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
}

.popup-message {
  margin-bottom: var(--spacing-md);
}

.popup-close {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--primary-gradient);
  color: var(--text-inverted);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-medium);
  margin-top: var(--spacing-sm);
  transition: filter var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.popup-close:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.popup-close:active {
  transform: translateY(0);
}

/* Dark/Light Mode Icons */
#sunIcon, #moonIcon {
  transition: opacity var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

[data-theme="dark"] #sunIcon {
  display: inline-block !important;
  opacity: 1;
  transform: rotate(0deg);
}

[data-theme="dark"] #moonIcon {
  display: none !important;
  opacity: 0;
  transform: rotate(90deg);
}

[data-theme="light"] #sunIcon {
  display: none !important;
  opacity: 0;
  transform: rotate(-90deg);
}

[data-theme="light"] #moonIcon {
  display: inline-block !important;
  opacity: 1;
  transform: rotate(0deg);
}

/* Layout CSS */
/* Header */
.header {
  background-color: var(--primary-color);
  background-image: var(--primary-gradient);
  height: var(--header-height);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-index-header);
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-normal) var(--transition-timing),
              box-shadow var(--transition-normal) var(--transition-timing);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  padding: 0 var(--spacing-lg);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-inverted);
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

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

/* Main Chat Container */
.chat-container {
  flex: 1;
  padding: var(--spacing-lg);
  margin: 0 auto;
  width: 100%;
  max-width: calc(var(--container-max-width) - var(--sidebar-width));
  margin-right: var(--sidebar-width);
  overflow-y: auto;
  transition: margin var(--transition-normal) var(--transition-timing);
}

/* Conversations Sidebar */
.conversations-list {
  position: fixed;
  top: var(--header-height);
  right: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--header-height));
  background-color: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  overflow-y: auto;
  transition: transform var(--transition-normal) var(--transition-timing),
              background-color var(--transition-normal) var(--transition-timing),
              border-color var(--transition-normal) var(--transition-timing);
  z-index: var(--z-index-sidebar);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
}

.conversations-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.conversations-items {
  padding: var(--spacing-md);
  overflow-y: auto;
  flex: 1;
}

/* Footer Input Area */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: var(--sidebar-width);
  background-color: var(--bg-secondary);
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  z-index: var(--z-index-header);
  transition: background-color var(--transition-normal) var(--transition-timing),
              border-color var(--transition-normal) var(--transition-timing),
              right var(--transition-normal) var(--transition-timing);
  box-shadow: var(--shadow-lg);
}

.input-form {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

/* Scroll Buttons */
.scroll-buttons {
  position: fixed;
  bottom: calc(var(--footer-height) + var(--spacing-lg));
  left: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  z-index: var(--z-index-floating);
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 320px;
  background-color: var(--bg-secondary);
  z-index: var(--z-index-modal);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-xl);
  transform: translateX(100%);
  transition: transform var(--transition-normal) var(--transition-timing),
              background-color var(--transition-normal) var(--transition-timing);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar.active {
  transform: translateX(0);
}

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

.sidebar-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.sidebar-footer {
  margin-top: auto;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  text-align: center;
}

/* Mobile Toggle Button for Conversations */
.mobile-conversations-toggle {
  display: none;
  background-color: var(--primary-color);
  color: var(--text-inverted);
  border-radius: var(--border-radius-full);
  width: 48px;
  height: 48px;
  position: fixed;
  bottom: calc(var(--footer-height) + var(--spacing-lg));
  right: var(--spacing-lg);
  z-index: var(--z-index-floating);
  box-shadow: var(--shadow-lg);
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.mobile-conversations-toggle:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
}

.mobile-conversations-toggle:active {
  transform: translateY(0);
}

/* Responsive Layout */
@media (max-width: 992px) {
  .chat-container {
    margin-right: 0;
    max-width: 100%;
  }
  
  .conversations-list {
    transform: translateX(100%);
    box-shadow: var(--shadow-xl);
  }
  
  .conversations-list.active {
    transform: translateX(0);
  }
  
  .footer {
    right: 0;
  }
  
  .mobile-conversations-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  .header-content {
    padding: 0 var(--spacing-md);
  }
  
  .chat-container {
    padding: var(--spacing-md);
  }
  
  .conversations-list,
  .sidebar {
    width: 85%;
    max-width: 320px;
  }
  
  .input-form {
    flex-wrap: wrap;
  }
  
  .message-input {
    flex: 1 0 100%;
    order: 1;
    margin-bottom: var(--spacing-sm);
  }
  
  .action-button,
  .send-button {
    flex: 0 0 auto;
    order: 2;
  }
}

@media (max-width: 576px) {
  :root {
    --header-height: 56px;
    --footer-height: 112px;
  }
  
  .header-buttons {
    gap: var(--spacing-sm);
  }
  
  .logo-text {
    font-size: var(--font-size-lg);
  }
  
  .chat-container {
    padding: var(--spacing-sm);
  }
  
  .footer {
    padding: var(--spacing-sm);
  }
}

/* Components CSS */
/* Buttons */
.icon-button {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-inverted);
  border-radius: var(--border-radius-full);
  width: 40px;
  height: 40px;
  transition: background-color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.icon-button:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: scale(1.05);
}

.icon-button:active {
  transform: scale(0.95);
}

.action-button {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1a370e;
  border-radius: var(--border-radius-md);
  width: 40px;
  height: 40px;
  transition: background-color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.export-button {
  background: var(--secondary-gradient);
}

.upload-button {
  background: var(--success-gradient);
}

.action-button:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.action-button:active {
  transform: translateY(0);
}

.send-button {
  background: var(--primary-gradient);
  color: var(--text-inverted);
  border-radius: var(--border-radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: filter var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.send-button:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.send-button:active {
  transform: translateY(0);
}

.send-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  filter: grayscale(0.5);
  transform: none;
}

.close-button {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background-color: var(--bg-tertiary);
  border-radius: var(--border-radius-full);
  width: 32px;
  height: 32px;
  transition: background-color var(--transition-fast) var(--transition-timing),
              color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.close-button:hover {
  background-color: var(--error-color);
  color: var(--text-inverted);
  transform: rotate(90deg);
}

.new-chat-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background: var(--primary-gradient);
  color: var(--text-inverted);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: var(--font-weight-medium);
  width: 100%;
  transition: filter var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.new-chat-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

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

.scroll-button {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: var(--border-radius-full);
  width: 40px;
  height: 40px;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing),
              box-shadow var(--transition-fast) var(--transition-timing);
}

.scroll-button:hover {
  background-color: var(--primary-color);
  color: var(--text-inverted);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.scroll-button:active {
  transform: translateY(0);
}

.save-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background: var(--primary-gradient);
  color: var(--text-inverted);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: var(--font-weight-medium);
  transition: filter var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
  margin-top: var(--spacing-lg);
}

.save-button:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.save-button:active {
  transform: translateY(0);
}

.sidebar-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: var(--font-weight-medium);
  transition: background-color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
}

.sidebar-button:hover {
  background-color: var(--primary-color);
  color: var(--text-inverted);
  transform: translateY(-2px);
}

.sidebar-button:active {
  transform: translateY(0);
}

/* Forms */
.message-input {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  color: var(--text-primary);
  font-size: var(--font-size-md);
  resize: none;
  height: 48px;
  max-height: 120px;
  transition: border-color var(--transition-fast) var(--transition-timing),
              box-shadow var(--transition-fast) var(--transition-timing);
}

.message-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(0, 104, 55, 0.2);
}

.message-input::placeholder {
  color: var(--text-tertiary);
}

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

.form-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-md);
  transition: border-color var(--transition-fast) var(--transition-timing),
              box-shadow var(--transition-fast) var(--transition-timing);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(0, 104, 55, 0.2);
}

.form-input::placeholder {
  color: var(--text-tertiary);
}

.form-select {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-md);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left var(--spacing-sm) center;
  background-size: 20px;
  padding-left: var(--spacing-xl);
  transition: border-color var(--transition-fast) var(--transition-timing),
              box-shadow var(--transition-fast) var(--transition-timing);
}

.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(0, 104, 55, 0.2);
}

.password-input-container {
  position: relative;
}

.toggle-password-button {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast) var(--transition-timing);
}

.toggle-password-button:hover {
  color: var(--primary-color);
}

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: var(--z-index-modal);
  opacity: 0;
  transition: opacity var(--transition-normal) var(--transition-timing);
}

.modal.active {
  display: flex;
  animation: fade-in var(--transition-normal) forwards;
}

.modal-content {
  background-color: var(--bg-elevated);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 90%;
  width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--spacing-lg);
  animation: slide-up var(--transition-normal) var(--transition-timing);
}

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

.modal-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: 0;
}

.modal-description {
  color: var(--text-tertiary);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-sm);
}

/* Messages */
.message {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  animation: fade-in var(--transition-normal);
  transition: transform var(--transition-fast) var(--transition-timing);
}

.user-message {
  background-color: var(--bg-tertiary);
  border-top-right-radius: 0;
  border-right: 3px solid var(--primary-color);
}

.assistant-message {
  background-color: var(--bg-secondary);
  border-top-left-radius: 0;
  border-left: 3px solid var(--accent-color);
  box-shadow: var(--shadow-sm);
}

.message:hover {
  transform: translateY(-2px);
}

.message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.message-sender {
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.copy-button {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  background-color: transparent;
  border-radius: var(--border-radius-full);
  width: 28px;
  height: 28px;
  transition: background-color var(--transition-fast) var(--transition-timing),
              color var(--transition-fast) var(--transition-timing);
}

.copy-button:hover {
  background-color: var(--bg-tertiary);
  color: var(--primary-color);
}

.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background-color: var(--primary-color);
  animation: blink 1s infinite;
  vertical-align: middle;
  margin-right: 2px;
}

/* Markdown Styling */
.markdown {
  line-height: var(--line-height-normal);
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.markdown h1, 
.markdown h2, 
.markdown h3, 
.markdown h4, 
.markdown h5, 
.markdown h6 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.markdown p {
  margin-bottom: var(--spacing-md);
}

.markdown a {
  color: var(--primary-color);
  text-decoration: underline;
  transition: color var(--transition-fast) var(--transition-timing);
}

.markdown a:hover {
  color: var(--primary-light);
}

.markdown ul, 
.markdown ol {
  margin-bottom: var(--spacing-md);
  padding-right: var(--spacing-xl);
}

.markdown ul {
  list-style-type: disc;
}

.markdown ol {
  list-style-type: decimal;
}

.markdown li {
  margin-bottom: var(--spacing-sm);
}

.markdown blockquote {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  background-color: var(--bg-tertiary);
  border-right: 3px solid var(--primary-color);
  color: var(--text-secondary);
}

.markdown pre {
  background-color: var(--bg-tertiary);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  margin-bottom: var(--spacing-md);
  position: relative;
}

.code-block-wrapper {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.copy-code-button {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  border: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: background-color var(--transition-fast) var(--transition-timing),
              color var(--transition-fast) var(--transition-timing);
  opacity: 0;
}

.code-block-wrapper:hover .copy-code-button {
  opacity: 1;
}

.copy-code-button:hover {
  background-color: var(--primary-color);
  color: var(--text-inverted);
}

.markdown code {
  font-family: 'Courier New', monospace;
  background-color: var(--bg-tertiary);
  padding: 0.2em 0.4em;
  border-radius: var(--border-radius-sm);
  font-size: 0.9em;
}

.markdown pre code {
  padding: 0;
  background-color: transparent;
  display: block;
}

.markdown table {
  width: 100%;
  margin-bottom: var(--spacing-md);
  border-collapse: collapse;
}

.markdown th,
.markdown td {
  padding: var(--spacing-sm);
  border: 1px solid var(--border-color);
  text-align: right;
}

.markdown th {
  background-color: var(--bg-tertiary);
  font-weight: var(--font-weight-bold);
}

.markdown tr:nth-child(even) {
  background-color: var(--bg-tertiary);
}

/* Conversations */
.conversation-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  background-color: var(--bg-tertiary);
  transition: background-color var(--transition-fast) var(--transition-timing),
              transform var(--transition-fast) var(--transition-timing);
  cursor: pointer;
  overflow: hidden;
}

.conversation-item:hover {
  background-color: var(--border-light);
  transform: translateY(-2px);
}

.conversation-item.active {
  background-color: var(--primary-color);
  color: var(--text-inverted);
}

.conversation-title {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-left: var(--spacing-sm);
}

.conversation-title[contenteditable="true"]:focus {
  outline: none;
  background-color: var(--bg-secondary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
}

.delete-conversation {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  background-color: transparent;
  border-radius: var(--border-radius-full);
  width: 24px;
  height: 24px;
  opacity: 0.5;
  transition: background-color var(--transition-fast) var(--transition-timing),
              color var(--transition-fast) var(--transition-timing),
              opacity var(--transition-fast) var(--transition-timing);
}

.delete-conversation:hover {
  background-color: var(--error-color);
  color: var(--text-inverted);
  opacity: 1;
}

.conversation-item.active .delete-conversation {
  color: var(--text-inverted);
  opacity: 0.7;
}

.conversation-item.active .delete-conversation:hover {
  background-color: rgba(255, 255, 255, 0.2);
  opacity: 1;
}

/* Example Texts */
.example-texts-list {
  margin-bottom: var(--spacing-lg);
  max-height: 300px;
  overflow-y: auto;
}

.example-text {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  background-color: var(--bg-tertiary);
  border-radius: var(--border-radius-md);
  transition: background-color var(--transition-fast) var(--transition-timing);
}

.example-text:hover {
  background-color: var(--border-light);
}

.example-text-content {
  flex: 1;
  white-space: pre-wrap;
  margin-left: var(--spacing-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  max-height: 200px;
  overflow-y: auto;
}

.edit-button,
.remove-button {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  background-color: transparent;
  border-radius: var(--border-radius-full);
  width: 24px;
  height: 24px;
  transition: background-color var(--transition-fast) var(--transition-timing),
              color var(--transition-fast) var(--transition-timing);
}

.edit-button:hover {
  background-color: var(--bg-tertiary);
  color: var(--primary-color);
}

.remove-button:hover {
  background-color: var(--error-color);
  color: var(--text-inverted);
}

.add-example-form {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

/* Menu Items */
.menu-items {
  margin-bottom: var(--spacing-xl);
}

.menu-item {
  margin-bottom: var(--spacing-sm);
}

.menu-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  color: var(--text-primary);
  transition: background-color var(--transition-fast) var(--transition-timing),
              color var(--transition-fast) var(--transition-timing);
  cursor: pointer;
}

.menu-link:hover {
  background-color: var(--bg-tertiary);
  color: var(--primary-color);
}

.submenu-toggle {
  justify-content: space-between;
}

.chevron {
  transition: transform var(--transition-normal) var(--transition-timing);
}

.submenu-toggle.active .chevron {
  transform: rotate(var(--submenu-icon-rotate, 180deg));
}

.submenu {
  padding-right: var(--spacing-xl);
  margin-top: var(--spacing-sm);
  display: none;
}

.submenu.active {
  display: block;
  animation: fade-in var(--transition-normal);
}

.submenu .menu-link {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
}

/* Welcome & Empty States */
.welcome-container,
.empty-chat-message {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl);
  margin: var(--spacing-xl) auto;
  max-width: 600px;
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  animation: fade-in var(--transition-normal);
}

.welcome-title,
.empty-chat-title {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.welcome-text,
.empty-chat-text {
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

.welcome-buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: center;
}

.purchase-button,
.settings-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-medium);
  transition: transform var(--transition-fast) var(--transition-timing),
              filter var(--transition-fast) var(--transition-timing);
}

.purchase-button {
  background: var(--accent-gradient);
  color: var(--text-inverted);
}

.settings-button {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.purchase-button:hover,
.settings-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
}

.purchase-button:active,
.settings-button:active {
  transform: translateY(0);
}

/* Error Message */
.error-message {
  color: var(--error-color);
  text-align: center;
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-sm);
  animation: fade-in var(--transition-normal);
}

/* Animations CSS */
/* Fade In Animation */
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Slide Up Animation */
@keyframes slide-up {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Slide Down Animation */
@keyframes slide-down {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Slide In Right Animation */
@keyframes slide-in-right {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Slide In Left Animation */
@keyframes slide-in-left {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Scale Animation */
@keyframes scale {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Blink Animation */
@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* Pulse Animation */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* Shake Animation */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

/* Bounce Animation */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* Rotate Animation */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Popup In Animation */
@keyframes popup-in {
  0% {
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

/* Typing Animation */
@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

/* Gradient Animation */
@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Shadow Pulse Animation */
@keyframes shadow-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 104, 55, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(0, 104, 55, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 104, 55, 0);
  }
}

/* Animation Classes */
.animate-fade-in {
  animation: fade-in var(--transition-normal) forwards;
}

.animate-slide-up {
  animation: slide-up var(--transition-normal) forwards;
}

.animate-slide-down {
  animation: slide-down var(--transition-normal) forwards;
}

.animate-slide-in-right {
  animation: slide-in-right var(--transition-normal) forwards;
}

.animate-slide-in-left {
  animation: slide-in-left var(--transition-normal) forwards;
}

.animate-scale {
  animation: scale var(--transition-normal) forwards;
}

.animate-blink {
  animation: blink 1s infinite;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

.animate-shake {
  animation: shake 0.5s;
}

.animate-bounce {
  animation: bounce 1s;
}

.animate-rotate {
  animation: rotate 1s linear infinite;
}

.animate-shadow-pulse {
  animation: shadow-pulse 2s infinite;
}

.animate-gradient {
  background-size: 200% 200%;
  animation: gradient-shift 3s ease infinite;
}
.message.assistant-message {
margin-bottom: 9rem;
}