/**
 * All of the CSS for your public-facing functionality should be
 * included in this file.
 */

/* ========================================
   TutorAI Chat Interface Styles
   ======================================== */

/* Chat Container */
.tutorai-chat-container {
	max-width: 900px;
	margin: 0 auto;
	background: #ffffff;
	border-radius: 8px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
	overflow: hidden;
	display: flex;
	flex-direction: column;
	height: 700px;
}

/* Chat Header */
.tutorai-chat-header {
	background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
	color: #ffffff;
	padding: 20px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tutorai-chat-title {
	margin: 0 0 8px 0;
	font-size: 20px;
	font-weight: 600;
	color: #ffffff;
}

.tutorai-chat-description {
	margin: 0;
	font-size: 14px;
	color: rgba(255, 255, 255, 0.9);
	line-height: 1.5;
}

/* Messages Area */
.tutorai-chat-messages {
	flex: 1;
	overflow-y: auto;
	padding: 20px;
	background: #f8f9fa;
	scroll-behavior: smooth;
}

/* Welcome Message */
.tutorai-welcome-message {
	text-align: center;
	padding: 40px 20px;
	color: #6c757d;
}

.tutorai-welcome-message p {
	font-size: 16px;
	margin: 0;
}

/* Message Bubbles */
.tutorai-message {
	margin-bottom: 16px;
	display: flex;
	flex-direction: column;
	animation: fadeIn 0.3s ease-in;
}

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

.tutorai-message-content {
	padding: 12px 16px;
	border-radius: 12px;
	max-width: 75%;
	word-wrap: break-word;
	line-height: 1.5;
}

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

.tutorai-message-content p:last-child {
	margin-bottom: 0;
}

.tutorai-message-time {
	font-size: 11px;
	color: #6c757d;
	margin-top: 4px;
	padding: 0 4px;
}

/* User Messages */
.tutorai-message-user {
	align-items: flex-end;
}

.tutorai-message-user .tutorai-message-content {
	background: #667eea;
	color: #ffffff;
	align-self: flex-end;
}

.tutorai-message-user .tutorai-message-time {
	text-align: right;
}

/* AI Messages */
.tutorai-message-ai {
	align-items: flex-start;
}

.tutorai-message-ai .tutorai-message-content {
	background: #ffffff;
	color: #212529;
	border: 1px solid #e9ecef;
	align-self: flex-start;
}

.tutorai-message-ai .tutorai-message-time {
	text-align: left;
}

/* Loading Indicator */
.tutorai-loading {
	padding: 16px 20px;
	background: #f8f9fa;
	border-top: 1px solid #e9ecef;
	display: flex;
	align-items: center;
	gap: 12px;
	color: #6c757d;
	font-size: 14px;
}

.tutorai-loading-spinner {
	width: 20px;
	height: 20px;
	border: 3px solid #e9ecef;
	border-top-color: #667eea;
	border-radius: 50%;
	animation: spin 0.8s linear infinite;
}

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

/* Error Container */
.tutorai-error {
	padding: 12px 20px;
	background: #f8d7da;
	border: 1px solid #f5c6cb;
	color: #721c24;
	display: flex;
	align-items: center;
	gap: 12px;
	font-size: 14px;
}

.tutorai-error-icon {
	font-size: 18px;
	flex-shrink: 0;
}

.tutorai-error-message {
	flex: 1;
}

.tutorai-error-close {
	background: none;
	border: none;
	color: #721c24;
	font-size: 24px;
	line-height: 1;
	cursor: pointer;
	padding: 0;
	width: 24px;
	height: 24px;
	display: flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
	opacity: 0.7;
	transition: opacity 0.2s;
}

.tutorai-error-close:hover {
	opacity: 1;
}

/* Input Container */
.tutorai-chat-input-container {
	border-top: 1px solid #e9ecef;
	background: #ffffff;
	padding: 16px 20px;
}

.tutorai-chat-form {
	display: flex;
	gap: 12px;
	align-items: flex-end;
}

.tutorai-chat-input {
	flex: 1;
	padding: 12px 16px;
	border: 1px solid #ced4da;
	border-radius: 8px;
	font-size: 14px;
	font-family: inherit;
	resize: none;
	min-height: 48px;
	max-height: 120px;
	transition: border-color 0.2s;
}

.tutorai-chat-input:focus {
	outline: none;
	border-color: #667eea;
	box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.tutorai-chat-input:disabled {
	background: #f8f9fa;
	cursor: not-allowed;
}

.tutorai-send-button {
	padding: 12px 24px;
	background: #667eea;
	color: #ffffff;
	border: none;
	border-radius: 8px;
	font-size: 14px;
	font-weight: 600;
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 8px;
	transition: background 0.2s, transform 0.1s;
	white-space: nowrap;
}

.tutorai-send-button:hover:not(:disabled) {
	background: #5568d3;
	transform: translateY(-1px);
}

.tutorai-send-button:active:not(:disabled) {
	transform: translateY(0);
}

.tutorai-send-button:disabled {
	background: #ced4da;
	cursor: not-allowed;
	transform: none;
}

.tutorai-send-icon {
	font-size: 16px;
	line-height: 1;
}

.tutorai-input-hint {
	margin-top: 8px;
	font-size: 12px;
	color: #6c757d;
	text-align: center;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
	.tutorai-chat-container {
		height: calc(100vh - 100px);
		border-radius: 0;
		max-width: 100%;
	}

	.tutorai-chat-header {
		padding: 16px;
	}

	.tutorai-chat-title {
		font-size: 18px;
	}

	.tutorai-chat-description {
		font-size: 13px;
	}

	.tutorai-chat-messages {
		padding: 16px;
	}

	.tutorai-message-content {
		max-width: 85%;
		font-size: 14px;
	}

	.tutorai-chat-input-container {
		padding: 12px 16px;
	}

	.tutorai-send-text {
		display: none;
	}

	.tutorai-send-button {
		padding: 12px 16px;
	}

	.tutorai-input-hint {
		font-size: 11px;
	}
}

@media (max-width: 480px) {
	.tutorai-chat-header {
		padding: 12px;
	}

	.tutorai-chat-title {
		font-size: 16px;
	}

	.tutorai-chat-messages {
		padding: 12px;
	}

	.tutorai-message-content {
		max-width: 90%;
		padding: 10px 14px;
		font-size: 13px;
	}

	.tutorai-chat-input {
		font-size: 16px; /* Prevents zoom on iOS */
	}
}

/* ========================================
   BuddyBoss Theme Compatibility
   ======================================== */

/* Override BuddyBoss default styles if needed */
#buddypress .tutorai-chat-container {
	background: #ffffff;
}

#buddypress .tutorai-chat-container * {
	box-sizing: border-box;
}

/* Ensure proper spacing in BuddyBoss group context */
.bp-single-group .tutorai-chat-container {
	margin-top: 20px;
}

/* ========================================
   Scrollbar Styling
   ======================================== */

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

.tutorai-chat-messages::-webkit-scrollbar-track {
	background: #f1f1f1;
}

.tutorai-chat-messages::-webkit-scrollbar-thumb {
	background: #cbd5e0;
	border-radius: 4px;
}

.tutorai-chat-messages::-webkit-scrollbar-thumb:hover {
	background: #a0aec0;
}

/* ========================================
   Accessibility
   ======================================== */

.tutorai-chat-input:focus,
.tutorai-send-button:focus,
.tutorai-error-close:focus {
	outline: 2px solid #667eea;
	outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
	.tutorai-message-user .tutorai-message-content {
		border: 2px solid #ffffff;
	}

	.tutorai-message-ai .tutorai-message-content {
		border: 2px solid #212529;
	}
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
	.tutorai-message,
	.tutorai-loading-spinner,
	.tutorai-send-button {
		animation: none;
		transition: none;
	}

	.tutorai-chat-messages {
		scroll-behavior: auto;
	}
}