/* Modern Strim - Dark Theme Video Streaming Interface */
:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --secondary: #e5e7eb;
  --accent: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: #1e293b;
  
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --border-color: #334155;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Login Screen */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}

.login-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* Main App Layout */
.app-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  margin-bottom: 2rem;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-title {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.main-content {
  padding: 0 0 2rem;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

/* Control Panel */
.control-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.panel-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgb(99 102 241 / 0.1);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  gap: 0.5rem;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--border-color);
}

.btn-success {
  background: var(--accent);
  color: white;
}

.btn-success:hover:not(:disabled) {
  background: #059669;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
}

.btn-full {
  width: 100%;
}

/* Video Player Area */
.player-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.player-header {
  padding: 1rem 1.5rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.video-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.video-info {
  display: flex;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.player-container {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
}

#player {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

#video-element {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.player-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--border-color) 100%);
  color: var(--text-muted);
  font-size: 1.125rem;
}

/* Status Panel */
.status-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.status-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
}

.status-item:last-child {
  border-bottom: none;
}

.status-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.status-value {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.status-indicator.connected {
  background: var(--accent);
  animation: pulse 2s infinite;
}

.status-indicator.error {
  background: var(--danger);
}

/* Loading States */
.loading {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Notifications */
#notification-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  max-width: 400px;
}

.notification {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow-lg);
  margin-bottom: 0.5rem;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

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

.notification.error {
  border-color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}

.notification.success {
  border-color: var(--accent);
  background: rgba(16, 185, 129, 0.1);
}

.notification.info {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
}

.notification-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.notification-content p {
  margin: 0;
  flex: 1;
}

.notification-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  padding: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.notification-close:hover {
  color: var(--text-primary);
}

/* Utility Classes */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* Animations */
@keyframes spin {
  to { transform: rotate(360deg); }
}

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

/* Responsive Design */
@media (min-width: 768px) {
  .content-grid {
    grid-template-columns: 1fr 300px;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
  }
  
  .container {
    padding: 0 2rem;
  }
}

@media (min-width: 1024px) {
  .content-grid {
    grid-template-columns: 300px 1fr 300px;
  }
}

/* Dark mode optimizations */
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
  }
}