* {
	box-sizing: border-box;
}

body {
	margin: 0;
	padding: 0;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
	background: var(--bg-primary);
	color: var(--text-primary);
	height: 100vh;
	overflow: hidden;
}

.chat-widget {
	height: 100vh;
	display: flex;
	flex-direction: column;
	background: var(--bg-card);
	border: 1px solid var(--border-primary);
}

.chat-header {
	padding: 0.5rem;
	border-bottom: 1px solid var(--border-primary);
	background: var(--bg-secondary);
	flex-shrink: 0;
}

.username-section {
	display: flex;
	gap: 0.5rem;
	align-items: center;
}

.username-section .username-input {
	flex: 1;
	padding: 0.375rem;
	font-size: 0.75rem;
	border: 1px solid var(--border-primary);
	border-radius: 0.25rem;
	background: var(--bg-input);
	color: var(--text-primary);
}

.username-section .username-input:focus {
	outline: none;
	border-color: var(--accent-blue);
}

.username-section .username-input::placeholder {
	color: var(--text-secondary);
}

.chat-messages {
	flex: 1;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	min-height: 0;
}

.loading-state,
.error-state,
.empty-state {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 1rem;
	flex: 1;
}

.loading-state p,
.error-state p,
.empty-state p {
	margin: 0.25rem 0 0 0;
	font-size: 0.75rem;
	color: var(--text-secondary);
}

.error-state p {
	color: var(--accent-red);
}

.retry-btn {
	background: var(--accent-blue);
	color: white;
	border: none;
	padding: 0.375rem 0.75rem;
	border-radius: 0.25rem;
	font-size: 0.75rem;
	cursor: pointer;
	margin-top: 0.375rem;
}

.retry-btn:hover {
	background: #2563eb;
}

.messages-container {
	flex: 1;
	overflow-y: auto;
	padding: 0.5rem;
	display: flex;
	flex-direction: column;
	gap: 0.375rem;
}

.message {
	padding: 0.375rem 0.5rem;
	background: var(--bg-secondary);
	border: 1px solid var(--border-primary);
	border-radius: 0.375rem;
	font-size: 0.75rem;
	animation: messageSlideIn 0.2s ease-out;
}

.message.system-message {
	background: var(--bg-primary);
	opacity: 0.7;
	text-align: center;
	font-style: italic;
	padding: 0.25rem 0.5rem;
}

.message-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 0.125rem;
}

.message-username {
	font-weight: 600;
	color: var(--accent-blue);
	font-size: 0.6875rem;
}

.message-time {
	font-size: 0.625rem;
	color: var(--text-muted);
}

.message-content {
	color: var(--text-primary);
	word-wrap: break-word;
	line-height: 1.2;
	font-size: 0.6875rem;
}

.chat-input-form {
	padding: 0.5rem;
	border-top: 1px solid var(--border-primary);
	background: var(--bg-secondary);
	flex-shrink: 0;
}

.message-row {
	display: flex;
	gap: 0.375rem;
	align-items: center;
}

.message-input {
	flex: 1;
	padding: 0.375rem;
	font-size: 0.75rem;
	border: 1px solid var(--border-primary);
	border-radius: 0.25rem;
	background: var(--bg-input);
	color: var(--text-primary);
}

.message-input:focus {
	outline: none;
	border-color: var(--accent-blue);
}

.message-input::placeholder {
	color: var(--text-secondary);
}

.send-btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	background: var(--accent-blue);
	border: none;
	border-radius: 0.25rem;
	color: white;
	cursor: pointer;
	flex-shrink: 0;
}

.send-btn:hover:not(:disabled) {
	background: #2563eb;
}

.send-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.send-btn svg {
	width: 14px;
	height: 14px;
}

@keyframes messageSlideIn {
	from {
		opacity: 0;
		transform: translateY(3px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.messages-container::-webkit-scrollbar {
	width: 4px;
}

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

.messages-container::-webkit-scrollbar-thumb {
	background: var(--border-secondary);
	border-radius: 2px;
}

.messages-container::-webkit-scrollbar-thumb:hover {
	background: var(--border-accent);
}

.settings-container {
	position: relative;
	display: inline-block;
}

.settings-btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	background: none;
	border: none;
	color: var(--text-secondary);
	cursor: pointer;
	border-radius: 0.25rem;
	transition: all 0.2s ease;
	flex-shrink: 0;
}

.settings-btn:hover {
	color: var(--text-primary);
	background: var(--bg-primary);
}

.settings-btn svg {
	width: 14px;
	height: 14px;
}

.settings-dropdown {
	position: absolute;
	top: 100%;
	right: 0;
	background: var(--bg-card);
	border: 1px solid var(--border-primary);
	border-radius: 0.375rem;
	padding: 0.5rem;
	min-width: 160px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
	z-index: 1000;
	display: none;
	margin-top: 0.375rem;
}

.settings-dropdown h4 {
	margin: 0 0 0.5rem 0;
	color: var(--text-primary);
	font-size: 0.75rem;
	font-weight: 600;
}

.setting-item {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 0.375rem;
	padding: 0.125rem 0;
}

.setting-item:last-child {
	margin-bottom: 0;
}

.setting-label {
	color: var(--text-secondary);
	font-size: 0.6875rem;
}

.setting-toggle {
	position: relative;
	width: 32px;
	height: 16px;
}

.setting-toggle input {
	opacity: 0;
	width: 0;
	height: 0;
}

.toggle-slider {
	position: absolute;
	cursor: pointer;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: var(--border-secondary);
	transition: 0.3s;
	border-radius: 16px;
}

.toggle-slider:before {
	position: absolute;
	content: "";
	height: 12px;
	width: 12px;
	left: 2px;
	bottom: 2px;
	background-color: var(--text-primary);
	transition: 0.3s;
	border-radius: 50%;
}

input:checked + .toggle-slider {
	background-color: var(--accent-blue);
}

input:checked + .toggle-slider:before {
	transform: translateX(16px);
}

.message-image-container {
	margin: 0.25rem 0;
}

.message-image {
	max-width: 200px !important;
	max-height: 120px !important;
	border-radius: 4px !important;
	margin: 0.25rem 0 !important;
	display: block !important;
}

@media (max-width: 400px) {
	.chat-header {
		padding: 0.375rem;
	}

	.username-section {
		gap: 0.375rem;
	}

	.username-section .username-input {
		font-size: 0.6875rem;
		padding: 0.25rem;
	}

	.settings-btn {
		width: 28px;
		height: 28px;
	}

	.settings-btn svg {
		width: 12px;
		height: 12px;
	}

	.message-input {
		font-size: 0.6875rem;
		padding: 0.25rem;
	}

	.send-btn {
		width: 28px;
		height: 28px;
	}

	.send-btn svg {
		width: 12px;
		height: 12px;
	}

	.message {
		padding: 0.25rem 0.375rem;
	}

	.message-content,
	.message-username {
		font-size: 0.625rem;
	}

	.message-time {
		font-size: 0.5625rem;
	}

	.messages-container {
		padding: 0.375rem;
	}

	.chat-input-form {
		padding: 0.375rem;
	}

	.message-row {
		gap: 0.25rem;
	}
}

@media (max-width: 280px) {
	.username-section .username-input {
		min-width: 0;
		font-size: 0.625rem;
	}

	.settings-btn,
	.send-btn {
		width: 24px;
		height: 24px;
		min-width: 24px;
	}

	.settings-btn svg,
	.send-btn svg {
		width: 10px;
		height: 10px;
	}

	.message-input {
		font-size: 0.625rem;
		min-width: 0;
	}
}