@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
  --bg-primary: #0f0e1a;
  --bg-secondary: #1a1833;
  --bg-tertiary: #252240;
  --accent-coral: #ff6b6b;
  --accent-peach: #feca57;
  --accent-mint: #48dbfb;
  --accent-purple: #a29bfe;
  --accent-gold: #ffd93d;
  --text-primary: #e8e6f3;
  --text-secondary: #a5a3c2;
  --text-muted: #6c6a8a;
  --success: #1dd1a1;
  --error: #ff6b6b;
  --warning: #feca57;
  --border: #2d2a4f;
  --shadow: rgba(0, 0, 0, 0.4);
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
}

.app {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: 1fr var(--results-height, 280px);
  height: 100vh;
}

/* Sidebar */
.sidebar {
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
  grid-row: 1 / -1;
  grid-column: 1;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent-coral), var(--accent-peach));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
  color: var(--bg-primary);
}

.logo-text {
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-mint), var(--accent-purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-section {
  margin-bottom: 24px;
}

.nav-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 12px;
  padding-left: 12px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  margin-bottom: 4px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--text-secondary);
  font-size: 14px;
}

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

.nav-item.active {
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.2), rgba(254, 202, 87, 0.2));
  color: var(--accent-peach);
  border: 1px solid rgba(255, 107, 107, 0.3);
}

.nav-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

/* Main Content */
.main {
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  grid-row: 1;
  grid-column: 2;
}

.top-bar {
  padding: 20px 30px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.api-key-input {
  display: flex;
  align-items: center;
  gap: 12px;
}

.api-key-input label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.api-key-input input {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--accent-gold);
  font-family: 'Monaco', monospace;
  font-size: 13px;
  width: 320px;
  outline: none;
  transition: all 0.3s;
}

.api-key-input input:focus {
  border-color: var(--accent-coral);
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
}

.api-key-input input::placeholder {
  color: var(--text-muted);
}

.content-area {
  padding: 30px;
  overflow-y: auto;
}

.panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 20px;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.panel-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.panel-badge {
  background: linear-gradient(135deg, var(--accent-coral), var(--accent-peach));
  color: var(--bg-primary);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--accent-mint);
  box-shadow: 0 0 0 3px rgba(72, 219, 251, 0.1);
}

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

.btn-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  padding: 12px 24px;
  border-radius: 10px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-coral), var(--accent-peach));
  color: var(--bg-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
}

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

.btn-secondary:hover {
  background: var(--border);
  border-color: var(--accent-mint);
}

.btn-danger {
  background: linear-gradient(135deg, #ff4757, #ff6b6b);
  color: white;
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 71, 87, 0.3);
}

/* Resize Handle */
.resize-handle {
  grid-row: 2;
  grid-column: 2;
  height: 6px;
  background: transparent;
  cursor: row-resize;
  position: relative;
  z-index: 10;
  margin-top: -3px;
}

.resize-handle:hover,
.resize-handle.active {
  background: var(--accent-coral);
  opacity: 0.5;
}

.resize-handle::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  transition: background 0.3s;
}

.resize-handle:hover::before,
.resize-handle.active::before {
  background: var(--accent-coral);
}

/* Results Panel (Resizable) */
.results-panel {
  grid-row: 2;
  grid-column: 2;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr auto;
  overflow: hidden;
  margin-top: 6px;
  margin-bottom: 45px;
}

.results-content {
  padding: 16px 20px 20px 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.results-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-shrink: 0;
}

.results-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.result-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  font-family: 'Monaco', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-y: auto;
  color: var(--text-primary);
  flex: 1;
  min-height: 0;
  margin: 0 4px 4px 4px;
}

.result-box.error {
  border-color: var(--error);
  background: rgba(255, 107, 107, 0.1);
  color: var(--error);
}

.result-box.success {
  border-color: var(--success);
  background: rgba(29, 209, 161, 0.1);
  color: var(--success);
}

.result-box.loading {
  border-color: var(--warning);
  color: var(--warning);
}

.results-actions {
  padding: 20px;
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.action-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  font-size: 16px;
}

.action-btn:hover {
  background: var(--border);
  color: var(--text-primary);
  border-color: var(--accent-mint);
}

/* Tab Content */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

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

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

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

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Toast Notification */
.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 10px 40px var(--shadow);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1000;
  transform: translateX(400px);
  transition: transform 0.3s ease;
}

.toast.show {
  transform: translateX(0);
}

.toast-icon {
  font-size: 20px;
}

.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--error); }

.toast-message {
  font-size: 14px;
  font-weight: 500;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 14, 26, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 90%;
  max-width: 420px;
  box-shadow: 0 20px 60px var(--shadow);
  transform: scale(0.9) translateY(20px);
  transition: all 0.3s ease;
}

.modal-overlay.show .modal {
  transform: scale(1) translateY(0);
}

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

.modal-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.modal-close:hover {
  background: var(--border);
  color: var(--accent-coral);
}

.modal-body {
  padding: 24px;
}

.modal-body .form-group {
  margin-bottom: 0;
}

.modal-body .form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  display: block;
}

.modal-body .form-group input {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: all 0.3s;
}

.modal-body .form-group input:focus {
  border-color: var(--accent-mint);
  box-shadow: 0 0 0 3px rgba(72, 219, 251, 0.1);
}

.modal-body .form-group input::placeholder {
  color: var(--text-muted);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 0 24px 20px 24px;
}

/* Footer */
.footer {
  position: fixed;
  bottom: 0;
  left: 280px;
  right: 0;
  padding: 12px 30px;
  background: rgba(15, 14, 26, 0.9);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(4px);
  z-index: 100;
}

.footer-text {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin: 0;
}

.footer-link {
  color: var(--accent-mint);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.footer-link:hover {
  color: var(--accent-coral);
}

.footer-separator {
  margin: 0 8px;
  opacity: 0.5;
}

.footer-tagline {
  font-style: italic;
  opacity: 0.8;
}