app/static/styles.css

body {
  font-family: 'Inter', sans-serif;
  background-color: #f8f9fb;
  color: #1f2937;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Sidebar */
#sidebar {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
}

#sidebar.hidden {
  transform: translateX(-100%);
}

/* Chat alanı */
.chat-container {
  height: calc(100vh - 140px);
  overflow-y: auto;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'><path fill='rgba(0,0,0,0.05)' d='M20 4a2 2 0 1 0 0 4 2 2 0 0 0 0-4zm-16 16a2 2 0 1 0 4 0 2 2 0 0 0-4 0zm32 0a2 2 0 1 0 4 0 2 2 0 0 0-4 0zm-16 16a2 2 0 1 0 0 4 2 2 0 0 0 0-4z'/></svg>") repeat;
}

/* Mesaj kutuları */
.message {
  max-width: 75%;
  margin: 8px 16px;
  padding: 12px 16px;
  border-radius: var(--bubble-radius, 12px);
  line-height: 1.6;
  animation: bubblePop 0.3s ease-out;
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
}

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

.user-message {
  margin-left: auto;
  border-bottom-right-radius: 2px;
}

.bot-message {
  border-bottom-left-radius: 2px;
}

/* Sabitlenen mesaj */
.pinned-message {
  background: #fefcbf !important;
  border: 1px solid #facc15;
  position: sticky;
  top: 0;
  z-index: 10;
  animation: none;
}

/* Yazıyor animasyonu */
.typing {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  margin: 8px 16px;
}

.typing span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  animation: pulse 0.8s infinite alternate;
  background: #4f46e5;
}

.typing span:nth-child(2) { animation-delay: 0.2s; }
.typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes bubblePop {
  from { transform: scale(0.9) translateY(10px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

@keyframes pulse {
  to { transform: scale(1.3); opacity: 0.6; }
}

/* Bildirim */
.notification {
  animation: slideInLeft 0.3s ease-out, fadeOut 0.3s ease-out 2.7s forwards;
  border-left: 4px solid;
  backdrop-filter: blur(5px);
}

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

@keyframes fadeOut {
  to { opacity: 0; }
}

/* Scrollbar */
.chat-container::-webkit-scrollbar {
  width: 6px;
}

.chat-container::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 6px;
}

.chat-container::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Ripple Efekti */
button {
  cursor: pointer;
  position: relative;
  transition: transform 0.2s, background 0.2s;
}

button:hover {
  transform: scale(1.05);
}

button:active::after {
  content: '';
  position: absolute;
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: scale(0);
  animation: rippleEffect 0.6s ease-out;
  top: 50%;
  left: 50%;
  transform-origin: center;
}

@keyframes rippleEffect {
  to { transform: scale(4); opacity: 0; }
}

/* Input Alanı */
#message-input {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(5px);
}

.dark #message-input {
  background: rgba(31, 41, 55, 0.8);
  color: #f3f4f6;
}

/* Temalar */
:root {
  --bubble-radius: 12px;
}

.theme-default .user-message {
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: white;
}

.theme-default .bot-message {
  background: linear-gradient(135deg, #e5e7eb, #d1d5db);
  color: #1f2937;
}

.theme-blue .user-message {
  background: linear-gradient(135deg, #3b82f6, #60a5fa);
  color: white;
}

.theme-blue .bot-message {
  background: linear-gradient(135deg, #bfdbfe, #93c5fd);
  color: #1e3a8a;
}

.theme-green .user-message {
  background: linear-gradient(135deg, #10b981, #34d399);
  color: white;
}

.theme-green .bot-message {
  background: linear-gradient(135deg, #a7f3d0, #6ee7b7);
  color: #064e3b;
}

.theme-purple .user-message {
  background: linear-gradient(135deg, #8b5cf6, #a78bfa);
  color: white;
}

.theme-purple .bot-message {
  background: linear-gradient(135deg, #ddd6fe, #c4b5fd);
  color: #4c1d95;
}

.theme-red .user-message {
  background: linear-gradient(135deg, #ef4444, #f87171);
  color: white;
}

.theme-red .bot-message {
  background: linear-gradient(135deg, #fecaca, #f9a8a8);
  color: #991b1b;
}

/* Koyu mod (yumuşak koyu gri) */
.dark {
  background-color: #1e1e1e;
  color: #e5e7eb;
}

.dark .chat-container {
  background: linear-gradient(135deg, #1e1e1e, #2c2c2c);
}

.dark .bg-white {
  background: #2a2a2a;
  color: #e5e7eb;
}
/* === Tema Uyumu: Sidebar ve Arka Plan === */

/* Aydınlık tema için sidebar ve yazılar */
.theme-default #sidebar {
  background: #f8fafc;
  color: #1e293b;
}
.theme-default .chat-container {
  background: url("https://www.transparenttextures.com/patterns/pw-maze-white.png") repeat;
}

/* Karanlık tema için sidebar ve yazılar */
.dark #sidebar {
  background: #1f2937;
  color: #f8fafc;
}
.dark .chat-container {
  background: url("https://www.transparenttextures.com/patterns/asfalt-dark.png") repeat;
}

/* Sidebar içindeki input/select'ler temaya uyum sağlar */
#sidebar input,
#sidebar select {
  color: inherit;
  background-color: transparent;
}

.dark #sidebar input,
.dark #sidebar select {
  background-color: #374151;
  color: #f1f5f9;
}