/* 東北タツミ AI部品選定アシスタント（PoC）
 * すべて .tt-ai- 接頭辞のクラスに限定し、既存テーマのスタイルに干渉しない。 */

.tt-ai-root {
	--tt-ai-primary: #0b4f8a;
	--tt-ai-on-primary: #ffffff;
	--tt-ai-right: 20px;
	--tt-ai-bottom: 20px;
	--tt-ai-text: #1a1a1a;
	--tt-ai-muted: #4a4a4a;
	--tt-ai-border: #c9ced6;
	--tt-ai-bg: #ffffff;
	--tt-ai-bg-soft: #f2f4f7;
	--tt-ai-warn: #7a4a00;
	--tt-ai-error: #b00020;
	position: fixed;
	right: var(--tt-ai-right);
	bottom: var(--tt-ai-bottom);
	z-index: 2147483000;
	font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
	font-size: 14px;
	line-height: 1.6;
	color: var(--tt-ai-text);
	text-align: left;
	letter-spacing: normal;
}

.tt-ai-root *,
.tt-ai-root *::before,
.tt-ai-root *::after {
	box-sizing: border-box;
}

.tt-ai-root button,
.tt-ai-root input,
.tt-ai-root a {
	font: inherit;
	letter-spacing: normal;
	text-transform: none;
}

.tt-ai-root [hidden] {
	display: none !important;
}

.tt-ai-sr {
	position: absolute !important;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
}

/* ランチャー */
.tt-ai-launcher {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 2px;
	margin: 0;
	padding: 12px 18px;
	min-height: 48px;
	border: 2px solid transparent;
	border-radius: 28px;
	background: var(--tt-ai-primary);
	color: var(--tt-ai-on-primary);
	box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
	cursor: pointer;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tt-ai-launcher:hover {
	transform: translateY(-2px);
	box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.tt-ai-launcher {
	flex-direction: row;
	align-items: center;
}

.tt-ai-launcher-text {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 2px;
}

.tt-ai-launcher-avatar {
	flex: 0 0 40px;
	width: 40px;
	height: 40px;
	margin-right: 10px;
	border-radius: 50%;
	object-fit: cover;
	background: #fff;
}

.tt-ai-launcher-main {
	font-size: 15px;
	font-weight: 700;
	line-height: 1.3;
}

.tt-ai-launcher-sub {
	font-size: 12px;
	line-height: 1.3;
}

.tt-ai-root :focus-visible {
	outline: 3px solid #ffbf47;
	outline-offset: 2px;
}

.tt-ai-open .tt-ai-launcher {
	display: none;
}

/* パネル */
.tt-ai-panel {
	position: fixed;
	right: var(--tt-ai-right);
	bottom: var(--tt-ai-bottom);
	display: flex;
	flex-direction: column;
	width: 400px;
	max-width: calc(100vw - 24px);
	height: min(640px, calc(100vh - 40px));
	background: var(--tt-ai-bg);
	border: 1px solid var(--tt-ai-border);
	border-radius: 14px;
	box-shadow: 0 16px 48px rgba(0, 0, 0, 0.28);
	overflow: hidden;
	animation: tt-ai-in 0.18s ease-out;
}

@keyframes tt-ai-in {
	from { opacity: 0; transform: translateY(12px); }
	to { opacity: 1; transform: translateY(0); }
}

.tt-ai-header {
	flex: 0 0 auto;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	padding: 10px 12px;
	background: var(--tt-ai-primary);
	color: var(--tt-ai-on-primary);
}

.tt-ai-header-main {
	display: flex;
	align-items: center;
	gap: 10px;
	min-width: 0;
}

.tt-ai-avatar {
	flex: 0 0 36px;
	width: 36px;
	height: 36px;
	border-radius: 50%;
	object-fit: cover;
	background: #fff;
}

.tt-ai-title-wrap {
	display: flex;
	flex-direction: column;
	min-width: 0;
}

.tt-ai-subtitle {
	font-size: 11px;
	line-height: 1.3;
	opacity: 0.9;
}

.tt-ai-msg-name {
	display: block;
	margin-bottom: 2px;
	font-size: 11px;
	font-weight: 700;
	color: var(--tt-ai-muted);
}

.tt-ai-title {
	margin: 0;
	padding: 0;
	font-size: 15px;
	font-weight: 700;
	line-height: 1.4;
	color: inherit;
	border: 0;
}

.tt-ai-header-buttons {
	display: flex;
	gap: 4px;
	flex-shrink: 0;
}

.tt-ai-icon-btn {
	margin: 0;
	min-width: 40px;
	min-height: 36px;
	padding: 4px 8px;
	border: 1px solid currentColor;
	border-radius: 6px;
	background: transparent;
	color: inherit;
	font-size: 12px;
	cursor: pointer;
}

.tt-ai-icon-btn:disabled {
	opacity: 0.55;
	cursor: not-allowed;
}

.tt-ai-close {
	font-size: 18px;
	line-height: 1;
}

.tt-ai-log {
	flex: 1 1 auto;
	min-height: 120px;
	overflow-y: auto;
	padding: 12px;
	background: var(--tt-ai-bg-soft);
}

.tt-ai-msg {
	margin: 0 0 10px;
	padding: 8px 12px;
	max-width: 92%;
	border-radius: 12px;
	word-break: break-word;
}

.tt-ai-msg-bot {
	background: var(--tt-ai-bg);
	border: 1px solid var(--tt-ai-border);
}

.tt-ai-msg-user {
	margin-left: auto;
	background: var(--tt-ai-primary);
	color: var(--tt-ai-on-primary);
}

.tt-ai-msg-error {
	border-color: var(--tt-ai-error);
	color: var(--tt-ai-error);
}

.tt-ai-msg-text {
	margin: 0;
	white-space: pre-wrap;
}

.tt-ai-summary {
	margin: 8px 0 0;
	padding: 8px;
	max-height: 180px;
	overflow: auto;
	background: var(--tt-ai-bg-soft);
	border-radius: 6px;
	font-family: inherit;
	font-size: 12px;
	white-space: pre-wrap;
	color: var(--tt-ai-text);
}

.tt-ai-group-title {
	margin: 4px 0 6px;
	font-weight: 700;
}

.tt-ai-results {
	margin: 0 0 8px;
	padding: 0;
	list-style: none;
}

.tt-ai-card {
	display: flex;
	gap: 10px;
	margin: 0 0 8px;
	padding: 8px;
	border: 1px solid var(--tt-ai-border);
	border-radius: 8px;
	background: var(--tt-ai-bg);
}

.tt-ai-card-img {
	flex: 0 0 64px;
	width: 64px;
	height: 64px;
	object-fit: contain;
	border-radius: 4px;
	background: var(--tt-ai-bg-soft);
}

.tt-ai-noimg {
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 10px;
	color: var(--tt-ai-muted);
}

.tt-ai-card-body {
	display: flex;
	flex-direction: column;
	min-width: 0;
	gap: 2px;
}

.tt-ai-card-title {
	font-weight: 700;
	color: var(--tt-ai-primary);
	text-decoration: underline;
}

.tt-ai-card-meta,
.tt-ai-card-reason {
	font-size: 12px;
	color: var(--tt-ai-muted);
}

.tt-ai-card-warn {
	font-size: 12px;
	color: var(--tt-ai-warn);
}

.tt-ai-status {
	flex: 0 0 auto;
	padding: 0 12px;
	font-size: 13px;
	color: var(--tt-ai-muted);
}

.tt-ai-loading::before {
	content: "";
	display: inline-block;
	width: 12px;
	height: 12px;
	margin-right: 6px;
	vertical-align: -1px;
	border: 2px solid var(--tt-ai-border);
	border-top-color: var(--tt-ai-primary);
	border-radius: 50%;
	animation: tt-ai-spin 0.8s linear infinite;
}

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

.tt-ai-controls {
	display: flex;
	flex: 0 0 auto;
	flex-wrap: wrap;
	gap: 6px;
	padding: 8px 12px 0;
	max-height: 40%;
	overflow-y: auto;
}

.tt-ai-option {
	display: inline-block;
	margin: 0;
	padding: 7px 12px;
	min-height: 36px;
	border: 1px solid var(--tt-ai-primary);
	border-radius: 18px;
	background: var(--tt-ai-bg);
	color: var(--tt-ai-primary);
	font-size: 13px;
	line-height: 1.4;
	text-align: left;
	text-decoration: none;
	cursor: pointer;
}

.tt-ai-option:hover:not(:disabled) {
	background: var(--tt-ai-bg-soft);
}

.tt-ai-option:disabled {
	opacity: 0.55;
	cursor: not-allowed;
}

.tt-ai-option-skip {
	border-style: dashed;
}

.tt-ai-mailto {
	background: var(--tt-ai-primary);
	color: var(--tt-ai-on-primary);
	font-weight: 700;
}

.tt-ai-form {
	flex: 0 0 auto;
	display: flex;
	gap: 6px;
	margin: 0;
	padding: 8px 12px;
}

.tt-ai-input {
	flex: 1 1 auto;
	min-width: 0;
	margin: 0;
	padding: 8px 10px;
	height: 40px;
	border: 1px solid #767676;
	border-radius: 8px;
	background: #fff;
	color: var(--tt-ai-text);
	font-size: 16px;
}

.tt-ai-input:disabled {
	background: var(--tt-ai-bg-soft);
}

.tt-ai-send {
	margin: 0;
	padding: 0 14px;
	height: 40px;
	border: 0;
	border-radius: 8px;
	background: var(--tt-ai-primary);
	color: var(--tt-ai-on-primary);
	font-weight: 700;
	cursor: pointer;
}

.tt-ai-send:disabled {
	opacity: 0.55;
	cursor: not-allowed;
}

.tt-ai-form-error {
	margin: 0;
	padding: 0 12px;
	font-size: 12px;
	color: var(--tt-ai-error);
}

.tt-ai-form-error:empty {
	display: none;
}

.tt-ai-notice {
	flex: 0 0 auto;
	margin: 0;
	padding: 6px 12px 10px;
	font-size: 11px;
	line-height: 1.5;
	color: var(--tt-ai-muted);
	border-top: 1px solid var(--tt-ai-border);
}

.tt-ai-notice-inline {
	padding: 6px 0 0;
	border-top: 1px dashed var(--tt-ai-border);
	background: transparent;
}

/* スマートフォン：ほぼ全画面 */
@media (max-width: 600px) {
	.tt-ai-panel {
		right: 0;
		bottom: 0;
		left: 0;
		top: 0;
		width: 100%;
		max-width: 100%;
		height: 100%;
		border-radius: 0;
		border: 0;
	}

	.tt-ai-launcher {
		max-width: calc(100vw - 24px);
	}
}

@media (prefers-reduced-motion: reduce) {
	.tt-ai-launcher,
	.tt-ai-panel,
	.tt-ai-loading::before {
		animation: none !important;
		transition: none !important;
	}

	.tt-ai-launcher:hover {
		transform: none;
	}
}