:root {
  --chat-bg: linear-gradient(135deg, rgba(15, 12, 41, 0.95) 0%, rgba(30, 25, 60, 0.92) 100%);
  --header-bg: linear-gradient(135deg, rgba(10, 8, 30, 0.98) 0%, rgba(20, 15, 45, 0.95) 100%);
  --input-bg: rgba(25, 20, 50, 0.6);
  --text-color: #f8f9fa;
  --bot-msg-bg: linear-gradient(135deg, rgba(40, 35, 75, 0.7) 0%, rgba(50, 45, 90, 0.6) 100%);
  --bot-text: #e8eaed;
  --user-msg-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --user-text: #ffffff;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
  --border-radius: 20px;
  --accent-color: #667eea;
  --accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --glass-border: rgba(255, 255, 255, 0.1);
  --font-size: 15px;
}

body.light-theme {
  --chat-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 249, 250, 0.95) 100%);
  --header-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 251, 252, 0.95) 100%);
  --input-bg: rgba(245, 247, 250, 0.8);
  --text-color: #1a1a1a;
  --bot-msg-bg: linear-gradient(135deg, rgba(240, 242, 245, 0.9) 0%, rgba(235, 237, 240, 0.85) 100%);
  --bot-text: #2c2c2c;
  --user-msg-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --glass-border: rgba(0, 0, 0, 0.08);
}

body.font-small {
  --font-size: 13px;
}

body.font-large {
  --font-size: 17px;
}

* { 
  box-sizing: border-box; 
  margin: 0; 
  padding: 0; 
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

#user-input {
  width: 100%;
  min-height: 40px;
  max-height: 30px;
  padding: 10px 15px;
  border: none;
  border-radius: var(--border-radius);
  background: var(--input-bg);
  color: var(--text-color);
  font-size: var(--font-size);
  outline: none;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  border: 1px solid var(--glass-border);
  resize: none;
  overflow-y: auto;
  transition: height 0.2s;
}

@media (max-width: 768px) {
  #user-input {
    max-height: 25px;
  }
}
  transition: all 0.2s;
}

@media (max-width: 768px) {
  #chat-input {
    max-height: 25px;
  }
}

body {
  background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  color: var(--text-color); 
  display: flex; 
  align-items: center;
  justify-content: center; 
  height: 100vh; 
  padding: 20px; 
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
  pointer-events: none;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

body.light-theme {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

body.light-theme::before {
  background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.05) 0%, transparent 50%);
}

@media (max-width: 768px) {
  body {
    padding: 0;
    height: 100vh;
    height: 100dvh;
  }
}

.chat-container {
  background: var(--chat-bg);
  width: 100%; 
  max-width: 520px; 
  height: 90vh;
  border-radius: var(--border-radius);
  overflow: hidden; 
  display: flex; 
  flex-direction: column;
  backdrop-filter: blur(40px) saturate(180%);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
  position: relative;
  z-index: 1;
  animation: slideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .chat-container {
    max-width: 100%;
    height: 100vh;
    height: 100dvh;
    border-radius: 0;
    border: none;
  }
}

.chat-header {
  background: var(--header-bg);
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(20px);
  position: relative;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hamburger-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.12);
}

.hamburger-btn .material-symbols-outlined {
  font-size: 22px;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}

.header-title {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal.show {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.modal-content {
  background: var(--chat-bg);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(40px);
  animation: modalSlideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

@keyframes modalSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 20px;
  font-weight: 600;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0;
}

.close-modal-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.close-modal-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-text {
  color: var(--text-color);
  line-height: 1.6;
}

.modal-text h1 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.modal-text p {
  margin-bottom: 16px;
}

.modal-text .disclaimer {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--glass-border);
  font-style: italic;
  opacity: 0.8;
}

.header-buttons {
  display: flex;
  gap: 8px;
  align-items: center;
}

.header-buttons button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.header-buttons button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.header-buttons button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: rgba(102, 126, 234, 0.3);
}

.header-buttons button:hover::before {
  opacity: 0.15;
}

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

.header-buttons button .material-symbols-outlined {
  font-size: 20px;
  position: relative;
  z-index: 1;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 20;
}

#font-size-btn .material-symbols-outlined {
  font-size: 22px;
}

.chat-box {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-behavior: smooth;
}

.message {
  max-width: 80%;
  padding: 16px 20px;
  border-radius: 18px;
  line-height: 1.6;
  position: relative;
  word-wrap: break-word;
  font-size: var(--font-size);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  animation: messageSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  transition: all 0.3s ease;
  border: 1px solid var(--glass-border);
}

@keyframes messageSlide {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.message:hover .copy-btn {
  opacity: 1;
}

.message-content {
  white-space: pre-wrap;
}

/* Markdown Styles */
.message-content h1, .message-content h2, .message-content h3 {
  margin-top: 12px;
  margin-bottom: 8px;
  font-weight: 600;
}

.message-content h1 { font-size: 1.5em; }
.message-content h2 { font-size: 1.3em; }
.message-content h3 { font-size: 1.1em; }

.message-content p {
  margin: 8px 0;
}

.message-content ul, .message-content ol {
  margin: 8px 0;
  padding-left: 24px;
}

.message-content li {
  margin: 4px 0;
}

.message-content code {
  background: rgba(0, 0, 0, 0.2);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}

.message-content pre {
  background: rgba(0, 0, 0, 0.3);
  padding: 12px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 8px 0;
}

.message-content pre code {
  background: none;
  padding: 0;
}

.message-content blockquote {
  border-left: 3px solid var(--accent-color);
  padding-left: 12px;
  margin: 8px 0;
  opacity: 0.9;
}

.message-content a {
  color: var(--accent-color);
  text-decoration: underline;
}

.message-content strong {
  font-weight: 600;
}

.message-content em {
  font-style: italic;
}

.user {
  align-self: flex-end;
  background: var(--user-msg-bg);
  color: var(--user-text);
  border-bottom-right-radius: 6px;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.bot {
  align-self: flex-start;
  background: var(--bot-msg-bg);
  color: var(--bot-text);
  border-bottom-left-radius: 6px;
}

.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: all 0.2s ease;
  color: var(--text-color);
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.copy-btn .material-symbols-outlined {
  font-size: 16px;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 20;
}

.copy-btn.copied {
  background: rgba(34, 197, 94, 0.2);
  border-color: rgba(34, 197, 94, 0.3);
}

.copy-btn.copied .material-symbols-outlined {
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 20;
}

.input-area {
  display: flex;
  padding: 20px;
  border-top: 1px solid var(--glass-border);
  background: var(--header-bg);
  align-items: center;
  backdrop-filter: blur(20px);
  gap: 12px;
}

.input-wrapper {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.input-area input {
  flex: 1;
  padding: 14px 50px 14px 18px;
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  background: var(--input-bg);
  color: var(--text-color);
  font-size: var(--font-size);
  outline: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  min-width: 0;
}

.input-area input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

body.light-theme .input-area input::placeholder {
  color: rgba(0, 0, 0, 0.4);
}

.input-area input:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
  background: rgba(255, 255, 255, 0.05);
}

body.light-theme .input-area input:focus {
  background: rgba(255, 255, 255, 0.9);
}

.voice-input-btn {
  position: absolute;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--text-color);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all 0.2s ease;
  opacity: 0.6;
}

.voice-input-btn:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.1);
}

.voice-input-btn.recording {
  opacity: 1;
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  animation: pulse 1.5s infinite;
}

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

.voice-input-btn .material-symbols-outlined {
  font-size: 22px;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}

.action-btn {
  background: var(--accent-gradient);
  border: none;
  color: white;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
  flex-shrink: 0;
}

.action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

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

.action-btn .material-symbols-outlined {
  font-size: 22px;
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}

.stop-btn {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.stop-btn:hover {
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

@media (max-width: 768px) {
  .input-area {
    padding: 16px;
    gap: 10px;
  }
  
  .input-area input {
    padding: 12px 46px 12px 16px;
    font-size: 15px;
  }
  
  .action-btn {
    width: 44px;
    height: 44px;
  }
}

.chat-box::-webkit-scrollbar {
  width: 8px;
}

.chat-box::-webkit-scrollbar-track {
  background: transparent;
}

.chat-box::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.chat-box::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
  background-clip: padding-box;
}

body.light-theme .chat-box::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  background-clip: padding-box;
}

body.light-theme .chat-box::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.25);
  background-clip: padding-box;
}

.typing-indicator {
  display: flex; padding: 12px 16px; background-color: var(--bot-msg-bg);
  border-radius: 18px; align-self: flex-start; margin-bottom: 16px;
}

.typing-indicator span {
  height: 8px; width: 8px; background-color: var(--timestamp-color); border-radius: 50%;
  margin: 0 2px; animation: bounce 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

/* Sidebar Styles */
.sidebar {
  position: fixed;
  top: 0;
  left: -320px;
  width: 320px;
  height: 100vh;
  background: var(--header-bg);
  backdrop-filter: blur(40px) saturate(180%);
  border-right: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
  transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  display: flex;
  flex-direction: column;
}

.sidebar.open {
  left: 0;
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
}

.sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-header h3 {
  font-size: 18px;
  font-weight: 600;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.close-sidebar-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.close-sidebar-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

.close-sidebar-btn .material-symbols-outlined {
  font-size: 20px;
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.new-chat-btn {
  width: 100%;
  padding: 14px 16px;
  background: var(--accent-gradient);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
  margin-bottom: 16px;
}

.new-chat-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.new-chat-btn .material-symbols-outlined {
  font-size: 20px;
}

.chat-sessions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-session-item {
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.chat-session-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(4px);
}

.chat-session-item.active {
  background: var(--accent-gradient);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.chat-session-info {
  flex: 1;
  min-width: 0;
}

.session-title-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.chat-session-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  outline: none;
  flex: 1;
  min-width: 0;
  padding: 2px 4px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.chat-session-title:focus {
  background: rgba(255, 255, 255, 0.1);
}

.star-btn {
  background: transparent;
  border: none;
  color: var(--text-color);
  opacity: 0.5;
  cursor: pointer;
  padding: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.star-btn:hover {
  opacity: 0.8;
  transform: scale(1.1);
}

.star-btn.active {
  opacity: 1;
  color: #fbbf24;
}

.star-btn .material-symbols-outlined {
  font-size: 16px;
  font-variation-settings: 'FILL' 1;
}

body.light-theme .chat-session-preview {
  color: rgba(0, 0, 0, 0.5);
}

.chat-session-item.active .chat-session-title {
  color: white;
}

.chat-session-item.active .star-btn {
  color: #fbbf24;
  opacity: 1;
}

.delete-chat-btn {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.delete-chat-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  transform: scale(1.1);
}

.delete-chat-btn .material-symbols-outlined {
  font-size: 16px;
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.sidebar-footer p {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.5;
}

body.light-theme .sidebar-footer p {
  color: rgba(0, 0, 0, 0.4);
}

.sidebar-content::-webkit-scrollbar {
  width: 6px;
}

.sidebar-content::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-content::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
}

.sidebar-content::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}

@media (max-width: 768px) {
  .sidebar {
    width: 280px;
    left: -280px;
  }
}