.tcps {
	--tcps-forest: #315f52;
	--tcps-forest-deep: #23483e;
	--tcps-sage: #dce9e3;
	--tcps-sage-strong: #b9d2c8;
	--tcps-cream: #f7f4ee;
	--tcps-paper: #ffffff;
	--tcps-ink: #20302b;
	--tcps-muted: #66736f;
	--tcps-line: #d9e1de;
	--tcps-accent: #b38652;
	width: 100%;
	scroll-margin-top: 110px;
	color: var(--tcps-ink);
	font-family: inherit;
}

.tcps *,
.tcps *::before,
.tcps *::after {
	box-sizing: border-box;
}

.tcps__stack {
	width: 100%;
	padding: clamp(6px, 1.6vw, 18px) clamp(14px, 2.2vw, 26px);
	border: 1px solid var(--tcps-line);
	border-radius: 20px;
	background: var(--tcps-paper);
	box-shadow: 0 18px 48px rgba(35, 72, 62, 0.08);
}

.tcps__section {
	margin: 0;
	border: 0;
	border-bottom: 1px solid var(--tcps-line);
	background: transparent;
}

.tcps__section:last-child {
	border-bottom: 0;
}

.tcps__summary {
	display: grid;
	grid-template-columns: 48px minmax(0, 1fr) 40px;
	gap: 18px;
	align-items: center;
	min-height: 98px;
	padding: 16px 8px;
	cursor: pointer;
	list-style: none;
}

.tcps__summary::-webkit-details-marker,
.tcps__mini-detail > summary::-webkit-details-marker {
	display: none;
}

.tcps__summary:focus-visible,
.tcps__mini-detail > summary:focus-visible {
	outline: 2px solid var(--tcps-accent);
	outline-offset: 4px;
	border-radius: 6px;
}

.tcps__number {
	color: var(--tcps-accent);
	font-size: 0.79rem;
	font-weight: 500;
	letter-spacing: 0.1em;
}

.tcps__title-wrap {
	display: block;
	min-width: 0;
}

.tcps__kicker {
	display: block;
	margin-bottom: 4px;
	color: var(--tcps-muted);
	font-size: 0.69rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	line-height: 1.35;
	text-transform: uppercase;
}

.tcps__title {
	display: block;
	color: var(--tcps-forest-deep);
	font-size: clamp(1.2rem, 2.3vw, 1.68rem);
	font-weight: 400;
	letter-spacing: -0.025em;
	line-height: 1.2;
}

.tcps__toggle {
	position: relative;
	display: block;
	width: 40px;
	height: 40px;
	border: 1px solid var(--tcps-line);
	border-radius: 50%;
	background: transparent;
	transition: background-color 180ms ease, transform 180ms ease;
}

.tcps__toggle::before,
.tcps__toggle::after {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 12px;
	height: 1px;
	background: var(--tcps-forest);
	content: "";
	transform: translate(-50%, -50%);
	transition: transform 180ms ease;
}

.tcps__toggle::after {
	transform: translate(-50%, -50%) rotate(90deg);
}

.tcps__section[open] .tcps__toggle {
	background: var(--tcps-sage);
}

.tcps__section[open] .tcps__toggle::after {
	transform: translate(-50%, -50%) rotate(0deg);
}

.tcps__panel {
	padding: 2px 8px clamp(30px, 4vw, 50px) 66px;
}

.tcps__two-col {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 18px;
}

.tcps__info-box {
	min-width: 0;
	padding: clamp(22px, 3vw, 34px);
	border-radius: 16px;
	background: var(--tcps-cream);
}

.tcps__info-box--green {
	background: var(--tcps-forest);
	color: #ffffff;
}

.tcps__box-heading {
	display: flex;
	gap: 12px;
	align-items: center;
	margin-bottom: 19px;
}

.tcps__box-heading h4,
.tcps__expert h4,
.tcps__stat h4,
.tcps__step h4,
.tcps__natural h4 {
	margin: 0;
	font-family: inherit;
}

.tcps__box-heading h4 {
	color: inherit;
	font-size: 0.9rem;
	font-weight: 500;
	letter-spacing: 0.06em;
	line-height: 1.3;
	text-transform: uppercase;
}

.tcps__icon {
	display: grid;
	flex: 0 0 40px;
	width: 40px;
	height: 40px;
	place-content: center;
	border-radius: 50%;
	background: var(--tcps-sage);
	color: var(--tcps-forest-deep);
}

.tcps__icon svg {
	display: block;
	width: 20px;
	height: 20px;
}

.tcps__info-box--green .tcps__icon {
	background: rgba(255, 255, 255, 0.16);
	color: #ffffff;
}

.tcps__list {
	display: grid;
	gap: 12px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.tcps__list li {
	position: relative;
	margin: 0;
	padding: 0 0 0 20px;
	color: inherit;
	font-size: clamp(0.88rem, 1.2vw, 0.98rem);
	line-height: 1.52;
}

.tcps__list li::before {
	position: absolute;
	top: 0.7em;
	left: 2px;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--tcps-accent);
	content: "";
}

.tcps__info-box--green .tcps__list li::before {
	background: #e5d4be;
}

.tcps__intro-copy {
	max-width: 820px;
	margin: 0 0 20px;
	color: var(--tcps-muted);
	font-size: 0.96rem;
	line-height: 1.7;
}

.tcps__formula-hero {
	display: grid;
	grid-template-columns: minmax(0, 1.3fr) minmax(230px, 0.7fr);
	gap: 18px;
	margin-bottom: 18px;
}

.tcps__natural,
.tcps__support {
	min-width: 0;
	border-radius: 16px;
}

.tcps__natural {
	padding: clamp(28px, 4vw, 44px);
	background: var(--tcps-forest);
	color: #ffffff;
}

.tcps__percent {
	display: block;
	margin-bottom: 10px;
	font-size: clamp(3rem, 7.5vw, 6.1rem);
	font-weight: 400;
	letter-spacing: -0.065em;
	line-height: 0.9;
}

.tcps__natural h4 {
	color: inherit;
	font-size: clamp(1rem, 2vw, 1.32rem);
	font-weight: 400;
	line-height: 1.35;
}

.tcps__ratio {
	display: flex;
	gap: 3px;
	height: 8px;
	margin-top: 28px;
}

.tcps__ratio span {
	display: block;
	min-width: 5px;
	border-radius: 99px;
	background: rgba(255, 255, 255, 0.78);
}

.tcps__ratio span:last-child {
	background: var(--tcps-accent);
}

.tcps__support {
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: clamp(28px, 4vw, 40px);
	border: 1px solid var(--tcps-sage-strong);
	background: var(--tcps-cream);
}

.tcps__support strong {
	display: block;
	color: var(--tcps-forest-deep);
	font-size: clamp(2.25rem, 5vw, 4rem);
	font-weight: 400;
	letter-spacing: -0.06em;
	line-height: 1;
}

.tcps__support span {
	display: block;
	margin-top: 9px;
	color: var(--tcps-forest-deep);
	font-size: 0.78rem;
	font-weight: 500;
	letter-spacing: 0.07em;
	line-height: 1.45;
	text-transform: uppercase;
}

.tcps__stats {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 12px;
	margin-bottom: 18px;
}

.tcps__stat {
	min-width: 0;
	padding: 22px;
	border: 1px solid var(--tcps-line);
	border-radius: 14px;
	background: var(--tcps-paper);
}

.tcps__stat strong {
	display: block;
	margin-bottom: 11px;
	color: var(--tcps-forest-deep);
	font-size: 2rem;
	font-weight: 400;
	line-height: 1;
}

.tcps__stat h4 {
	margin-bottom: 8px;
	color: var(--tcps-ink);
	font-size: 0.92rem;
	font-weight: 500;
	line-height: 1.35;
}

.tcps__stat p {
	margin: 0;
	color: var(--tcps-muted);
	font-size: 0.79rem;
	line-height: 1.5;
}

.tcps__mini-details {
	display: grid;
	gap: 8px;
}

.tcps__mini-detail {
	margin: 0;
	border: 0;
	border-radius: 12px;
	background: var(--tcps-cream);
}

.tcps__mini-detail > summary {
	display: flex;
	min-height: 54px;
	gap: 12px;
	align-items: center;
	justify-content: space-between;
	padding: 11px 17px;
	cursor: pointer;
	color: var(--tcps-forest-deep);
	font-size: 0.88rem;
	font-weight: 500;
	line-height: 1.4;
	list-style: none;
}

.tcps__mini-detail > summary::after {
	color: var(--tcps-accent);
	font-size: 1.35rem;
	font-weight: 400;
	content: "+";
}

.tcps__mini-detail[open] > summary::after {
	content: "−";
}

.tcps__mini-copy {
	padding: 0 17px 18px;
	color: var(--tcps-muted);
	font-size: 0.84rem;
	line-height: 1.72;
}

.tcps__mini-copy p {
	margin: 0 0 10px;
}

.tcps__mini-copy p:last-child {
	margin-bottom: 0;
}

.tcps__inci-note {
	display: flex;
	gap: 13px;
	align-items: center;
	margin-bottom: 14px;
	padding: 15px 17px;
	border-radius: 12px;
	background: var(--tcps-sage);
	color: var(--tcps-forest-deep);
	font-size: 0.84rem;
	line-height: 1.55;
}

.tcps__inci-note .tcps__icon {
	flex-basis: 38px;
	width: 38px;
	height: 38px;
	background: rgba(255, 255, 255, 0.62);
}

.tcps__inci-copy {
	margin: 0;
	padding: clamp(20px, 3vw, 30px);
	border: 1px solid var(--tcps-line);
	border-radius: 14px;
	background: var(--tcps-cream);
	color: var(--tcps-muted);
	font-size: 0.79rem;
	line-height: 1.72;
	overflow-wrap: anywhere;
}

.tcps__steps {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 10px;
	margin-bottom: 18px;
}

.tcps__step {
	min-width: 0;
	min-height: 170px;
	padding: 18px;
	border: 1px solid var(--tcps-line);
	border-radius: 14px;
	background: var(--tcps-paper);
}

.tcps__step-number {
	display: grid;
	width: 30px;
	height: 30px;
	margin-bottom: 20px;
	place-content: center;
	border-radius: 50%;
	background: var(--tcps-sage);
	color: var(--tcps-forest-deep);
	font-size: 0.72rem;
	font-weight: 500;
}

.tcps__step h4 {
	margin-bottom: 7px;
	color: var(--tcps-forest-deep);
	font-size: 0.91rem;
	font-weight: 500;
	line-height: 1.35;
}

.tcps__step p {
	margin: 0;
	color: var(--tcps-muted);
	font-size: 0.79rem;
	line-height: 1.52;
}

.tcps__step--highlight {
	border-color: var(--tcps-forest);
	background: var(--tcps-forest);
	color: #ffffff;
}

.tcps__step--highlight .tcps__step-number {
	background: rgba(255, 255, 255, 0.16);
	color: #ffffff;
}

.tcps__step--highlight h4,
.tcps__step--highlight p {
	color: #ffffff;
}

.tcps__protocol-note {
	margin: 0 0 18px;
	padding: 14px 17px;
	border-left: 3px solid var(--tcps-accent);
	background: var(--tcps-cream);
	color: var(--tcps-muted);
	font-size: 0.86rem;
	line-height: 1.6;
}

.tcps__expert {
	display: grid;
	grid-template-columns: 46px minmax(0, 1fr);
	gap: 16px;
	align-items: start;
	padding: clamp(23px, 3vw, 34px);
	border-radius: 16px;
	background: var(--tcps-cream);
}

.tcps__expert .tcps__icon {
	width: 46px;
	height: 46px;
	background: var(--tcps-sage-strong);
}

.tcps__expert h4 {
	margin-bottom: 8px;
	color: var(--tcps-forest-deep);
	font-size: 1rem;
	font-weight: 500;
	line-height: 1.35;
}

.tcps__expert p {
	margin: 0;
	color: var(--tcps-muted);
	font-size: 0.88rem;
	line-height: 1.65;
}

@media (max-width: 900px) {
	.tcps__panel {
		padding-left: 8px;
	}

	.tcps__two-col,
	.tcps__formula-hero {
		grid-template-columns: minmax(0, 1fr);
	}

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

@media (max-width: 640px) {
	.tcps__stack {
		padding: 4px 14px;
		border-radius: 15px;
	}

	.tcps__summary {
		grid-template-columns: 29px minmax(0, 1fr) 36px;
		gap: 9px;
		min-height: 88px;
		padding: 13px 1px;
	}

	.tcps__toggle {
		width: 36px;
		height: 36px;
	}

	.tcps__panel {
		padding-right: 0;
		padding-left: 0;
	}

	.tcps__info-box {
		padding: 22px 20px;
	}

	.tcps__stats,
	.tcps__steps {
		grid-template-columns: minmax(0, 1fr);
	}

	.tcps__step {
		min-height: 0;
	}

	.tcps__expert {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (prefers-reduced-motion: reduce) {
	.tcps__toggle,
	.tcps__toggle::after {
		transition: none;
	}
}