@media (min-width: 769px) {
	.teacher-page #wrap {
		min-width: 0;
	}

	.teacher-page #container {
		width: auto;
		max-width: 1180px;
		padding-left: 20px;
		padding-right: 20px;
		box-sizing: border-box;
	}
}

.tch-page,
.tch-page * {
	box-sizing: border-box;
}

.tch-page {
	color: var(--mt-ink);
	line-height: 1.7;
	margin-bottom: 40px;
}

.tch-page p {
	margin: 0;
}

html {
	scroll-padding-top: 5rem;
}

.tch-hero {
	position: relative;
	background: var(--mt-paper);
	border: 1px solid var(--mt-line);
	border-radius: var(--mt-radius-md);
	box-shadow: var(--mt-shadow-tight);
	padding: 44px 44px 36px;
	margin: 0 0 22px;
	overflow: hidden;
}

.tch-hero::before {
	content: "";
	position: absolute;
	inset: auto -120px -120px auto;
	width: 360px;
	height: 360px;
	background: radial-gradient(circle at center, rgba(108, 77, 164, 0.12), transparent 65%);
	pointer-events: none;
}

.tch-hero__inner {
	position: relative;
	max-width: 820px;
}

.tch-eyebrow {
	margin: 0 0 6px;
	color: var(--mt-purple-700);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.tch-hero h1 {
	margin: 0 0 14px;
	color: var(--mt-navy-950);
	font-size: clamp(28px, 4vw, 44px);
	font-weight: 700;
	line-height: 1.25;
	letter-spacing: 0;
}

.tch-hero__lead {
	margin: 0 0 22px;
	color: #536074;
	font-size: 16px;
	line-height: 1.85;
}

.tch-hero__lead a {
	color: var(--mt-purple-700);
	font-weight: 700;
	text-decoration: underline;
}

.tch-stats {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 16px;
	margin: 0 0 24px;
	padding: 0;
	list-style: none;
}

.tch-stat {
	background: #fbfcff;
	border: 1px solid var(--mt-line);
	border-radius: var(--mt-radius-sm);
	padding: 14px 16px;
}

.tch-stat strong {
	display: block;
	color: var(--mt-navy-950);
	font-size: 22px;
	font-weight: 700;
	line-height: 1.2;
	margin-bottom: 2px;
}

.tch-stat span {
	color: var(--mt-muted);
	font-size: 13px;
	line-height: 1.5;
}

.tch-hero__cta,
.tch-hero__cta:link,
.tch-hero__cta:visited {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 12px 28px;
	border: 0;
	border-radius: var(--mt-radius-md);
	background: var(--mt-navy-800);
	color: #fff;
	font-size: 15px;
	font-weight: 700;
	line-height: 1.4;
	text-decoration: none;
	transition: background 0.16s ease;
}

.tch-hero__cta:hover {
	background: var(--mt-navy-950);
	color: #fff;
	text-decoration: none;
}

.tch-page-navi {
	list-style: none;
	padding: 0;
	margin: 0 0 22px;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	color: var(--mt-muted);
	font-size: 13px;
}

.tch-page-navi li {
	display: inline-flex;
	align-items: center;
}

.tch-page-navi a {
	color: var(--mt-muted);
	text-decoration: none;
}

.tch-page-navi a:hover {
	color: var(--mt-navy-800);
}

.tch-section-head {
	display: flex;
	flex-wrap: wrap;
	gap: 14px 24px;
	align-items: end;
	justify-content: space-between;
	margin: 0 0 10px;
}

.tch-section-head h2 {
	margin: 0;
	color: var(--mt-navy-950);
	font-size: clamp(22px, 2.5vw, 30px);
	font-weight: 700;
	line-height: 1.3;
}

.tch-section-head p {
	margin: 0;
	max-width: 540px;
	color: var(--mt-muted);
	font-size: 14px;
	line-height: 1.7;
}

.tch-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 22px;
	margin: 0 0 40px;
}

.tch-card {
	display: flex;
	flex-direction: column;
	background: var(--mt-paper);
	border: 1px solid var(--mt-line);
	border-radius: var(--mt-radius-md);
	overflow: hidden;
	box-shadow: var(--mt-shadow-tight);
}

.tch-card__photo {
	position: relative;
	aspect-ratio: 1 / 1;
	background: linear-gradient(140deg, #d8e4f7, var(--mt-purple-100));
	overflow: hidden;
}

.tch-card__photo img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: center top;
	display: block;
	image-rendering: -webkit-optimize-contrast;
}

.tch-card__jp-badge {
	position: absolute;
	bottom: 12px;
	right: 12px;
	display: inline-flex;
	align-items: center;
	gap: 4px;
	padding: 6px 10px;
	background: rgba(255, 255, 255, 0.96);
	color: var(--mt-purple-700);
	border-radius: 999px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.02em;
	box-shadow: 0 4px 12px rgba(20, 32, 62, 0.15);
}

.tch-card__jp-badge::before {
	content: "🇯🇵";
	font-size: 12px;
}

.tch-card__exp {
	position: absolute;
	left: 12px;
	bottom: 12px;
	display: inline-flex;
	align-items: baseline;
	gap: 4px;
	padding: 6px 12px;
	background: rgba(3, 27, 104, 0.88);
	color: #fff;
	border-radius: 999px;
	font-size: 12px;
	font-weight: 600;
	backdrop-filter: blur(4px);
}

.tch-card__exp strong {
	font-size: 14px;
	font-weight: 800;
}

.tch-card__body {
	flex: 1;
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 18px 20px 20px;
}

.tch-card__name {
	margin: 0;
	color: var(--mt-navy-950);
	font-size: 26px;
	font-weight: 700;
	line-height: 1.25;
	letter-spacing: -0.01em;
}

.tch-card__name span {
	margin-left: 6px;
	color: var(--mt-muted);
	font-size: 16px;
	font-weight: 500;
}

.tch-card__chips {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
}

.tch-card__profile {
	margin: 4px 0 0;
	color: #4a5468;
	font-size: 13.5px;
	line-height: 1.75;
}

.tch-card__facts {
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: 64px 1fr;
	gap: 4px 10px;
	font-size: 12px;
	line-height: 1.55;
}

.tch-card__facts dt {
	color: var(--mt-muted);
	font-weight: 600;
}

.tch-card__facts dd {
	margin: 0;
	color: #3a4561;
}

.tch-card__audio {
	padding: 0;
}

.tch-audio {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 10px 20px;
	background: #f3f5fb;
	border-top: 1px solid #e3e8f2;
	min-height: 44px;
}

.tch-audio__source {
	display: none;
}

.tch-audio__btn {
	flex-shrink: 0;
	width: 28px;
	height: 28px;
	padding: 0;
	border: 0;
	border-radius: 50%;
	background: var(--mt-navy-800);
	color: #fff;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: background 0.15s ease;
}

.tch-audio__btn:hover {
	background: var(--mt-navy-950);
}

.tch-audio__btn:focus-visible {
	outline: 2px solid var(--mt-purple-700);
	outline-offset: 2px;
}

.tch-audio__btn svg {
	width: 11px;
	height: 11px;
}

.tch-audio__btn .tch-audio__icon-play {
	display: block !important;
}

.tch-audio__btn .tch-audio__icon-pause,
.tch-audio__btn .tch-audio__spinner,
.tch-audio.is-playing .tch-audio__btn .tch-audio__icon-play,
.tch-audio.is-loading .tch-audio__btn .tch-audio__icon-play,
.tch-audio.is-loading .tch-audio__btn .tch-audio__icon-pause {
	display: none !important;
}

.tch-audio.is-playing .tch-audio__btn .tch-audio__icon-pause,
.tch-audio.is-loading .tch-audio__btn .tch-audio__spinner {
	display: block !important;
}

.tch-audio__spinner {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	border: 2px solid rgba(255, 255, 255, 0.35);
	border-top-color: #fff;
	animation: tch-audio-spin 0.7s linear infinite;
}

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

.tch-audio__label {
	color: var(--mt-muted);
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	white-space: nowrap;
	flex-shrink: 0;
}

.tch-audio__bar {
	flex: 1;
	height: 4px;
	background: #d8dfeb;
	border-radius: 999px;
	overflow: hidden;
	cursor: pointer;
	position: relative;
}

.tch-audio__fill {
	display: block;
	height: 100%;
	width: 0%;
	background: var(--mt-purple-700);
	border-radius: 999px;
}

@media (max-width: 980px) {
	.tch-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.tch-stats {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.tch-hero {
		padding: 32px 26px 28px;
	}
}

@media (max-width: 600px) {
	.tch-grid {
		grid-template-columns: 1fr;
		gap: 18px;
	}

	.tch-hero {
		padding: 26px 20px;
	}
}