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

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

::-webkit-scrollbar-corner {
  background: rgba(255, 255, 255, 0.05);
}

* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) rgba(255, 255, 255, 0.05);
}

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

:root {
  --bg:           #000000;
  --surface:      #0a0a0a;
  --surface-2:    #111111;
  --border:       rgba(255,255,255,0.1);
  --border-hover: rgba(255,255,255,0.2);
  --text:         #ffffff;
  --text-muted:   rgba(255,255,255,0.6);
  --text-dim:     rgba(255,255,255,0.4);
  --danger:       #ff4444;
  --danger-hover: #ff6666;
  --danger-bg:    rgba(255,68,68,0.1);
  --danger-border:rgba(255,68,68,0.3);
  --radius:       12px;
  --transition:   0.3s ease;
}

html, body {
  height: 100%;
  overflow-x: hidden;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 99px, rgba(255,255,255,0.03) 99px, rgba(255,255,255,0.03) 100px),
    repeating-linear-gradient(90deg, transparent, transparent 99px, rgba(255,255,255,0.03) 99px, rgba(255,255,255,0.03) 100px);
  pointer-events: none;
  z-index: 0;
}

#bgCanvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  font-size: 1.5em;
  color: var(--text-muted);
}

#mainApp {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.sidebar {
  width: 280px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 100;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}
.sidebar-logo img {
  width: 28px; height: 28px;
  border-radius: 8px; object-fit: cover;
}
.sidebar-logo span {
  font-size: 1.8em;
  font-weight: 300;
  letter-spacing: -1px;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9em;
  font-weight: 500;
  transition: all var(--transition);
  border: 1px solid transparent;
}
.nav-item:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--border);
  color: var(--text);
}
.nav-item.active {
  background: rgba(255,255,255,0.08);
  border-color: var(--border-hover);
  color: var(--text);
}
.nav-item i { width: 18px; text-align: center; }

.sidebar-footer {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.9em;
  flex-shrink: 0; overflow: hidden;
}
.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-name {
  font-size: 0.85em; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-user-email {
  font-size: 0.75em; color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.logout-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85em;
  transition: all var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.logout-btn:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--border-hover);
  color: var(--text);
}

.content {
  margin-left: 280px;
  flex: 1;
  padding: 48px 52px 80px;
  max-width: 860px;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 40px;
}
.page-title {
  font-size: 2em;
  font-weight: 300;
  letter-spacing: -1px;
}
.page-subtitle {
  color: var(--text-muted);
  font-size: 0.95em;
  margin-top: 6px;
}
.mobile-back-btn { display: none; }

.studio-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 30px 32px;
  transition: border-color var(--transition);
  animation: cardIn .4s ease both;
}
.card:hover { border-color: var(--border-hover); }

@keyframes cardIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
#createBotCard { animation-delay: .05s; }
#myBotsCard { animation-delay: .12s; }

.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.card-icon {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95em; color: var(--text-muted);
}
.card-title {
  font-size: 1.4em;
  font-weight: 300;
  letter-spacing: -0.5px;
}

.field-group { margin-bottom: 20px; }
.field-label {
  display: block;
  font-size: 0.9em;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}
.field-wrap {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0 16px;
  transition: border-color var(--transition), background var(--transition);
}
.field-wrap:focus-within {
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.08);
}
.field-icon {
  color: var(--text-dim);
  font-size: 0.9em;
  flex-shrink: 0;
  margin-right: 10px;
}
.field-input {
  flex: 1;
  background: none;
  border: none; outline: none;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.95em;
  padding: 13px 0;
}
.field-input.textarea {
  padding: 13px 0;
  resize: vertical;
  min-height: 100px;
}
.field-input::placeholder { color: var(--text-dim); }
.field-hint {
  display: block;
  margin-top: 6px;
  font-size: 0.85em;
  color: var(--text-dim);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 10px;
  border: none; cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 0.9em; font-weight: 600;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: #ffffff;
  color: #000000;
  margin-top: 8px;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(255,255,255,0.2);
}
.btn-primary:active { transform: none; box-shadow: none; }

.bot-list { display: flex; flex-direction: column; gap: 8px; }
.bot-empty {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  color: var(--text-dim);
  font-size: 0.9em;
}
.bot-empty i { font-size: 1.1em; }
.bot-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color var(--transition);
  animation: cardIn .25s ease both;
}
.bot-item:hover { border-color: var(--border-hover); }
.bot-item-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.bot-item-name {
  font-size: 0.95em;
  font-weight: 600;
  color: var(--text);
}
.bot-item-prompt {
  font-size: 0.85em;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bot-item-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.bot-edit-btn,
.bot-delete-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.85em;
  transition: all var(--transition);
}
.bot-edit-btn:hover { color: var(--text); background: rgba(255,255,255,0.1); }
.bot-delete-btn:hover { color: var(--danger); background: var(--danger-bg); }

.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(255,255,255,0.95);
  color: #000;
  padding: 14px 24px;
  border-radius: 10px;
  font-size: 0.9em;
  font-weight: 500;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 2000;
  pointer-events: none;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.error {
  background: rgba(255,68,68,0.95);
  color: #fff;
}
.toast.success {
  background: rgba(46,204,113,0.95);
  color: #fff;
}

.confirm-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.confirm-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.confirm-modal {
  background: rgba(20,20,20,0.95);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 40px;
  max-width: 400px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.confirm-overlay.active .confirm-modal {
  transform: scale(1);
}
.confirm-icon {
  font-size: 3em;
  color: var(--danger);
  margin-bottom: 20px;
}
.confirm-title {
  font-size: 1.4em;
  font-weight: 600;
  margin-bottom: 12px;
}
.confirm-message {
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 0.95em;
}
.confirm-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
}
.confirm-btn-cancel,
.confirm-btn-delete {
  padding: 12px 24px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  font-size: 0.9em;
  font-weight: 600;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.confirm-btn-cancel {
  background: rgba(255,255,255,0.1);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.2);
}
.confirm-btn-cancel:hover {
  background: rgba(255,255,255,0.15);
}
.confirm-btn-delete {
  background: var(--danger);
  color: #fff;
}
.confirm-btn-delete:hover {
  background: var(--danger-hover);
}

@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: -280px;
    transition: left .3s ease;
  }
  .content {
    margin-left: 0;
    padding: 20px 18px 60px;
  }
  .page-header {
    flex-direction: row-reverse;
    align-items: center;
    margin-bottom: 28px;
  }
  .mobile-back-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 13px;
    color: var(--text);
    cursor: pointer;
    font-size: 1em;
    transition: all var(--transition);
  }
  .mobile-back-btn:hover { background: rgba(255,255,255,0.08); }
  .bot-item { flex-direction: column; align-items: flex-start; }
  .bot-item-actions { width: 100%; justify-content: flex-end; }
  .card { padding: 22px 18px; border-radius: 16px; }
}