@charset "utf-8";

/* 존2 러닝 가이드 PC 스킨 - 체크리스트·계산기 참고 */
.ctt_zone2 .sound_only {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	overflow: hidden;
	clip: rect(0,0,0,0);
}

.zone2-wrap {
	max-width: 960px;
	margin: 0 auto;
	padding: 2rem 0;
	background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
	border-radius: 5px;
}

.zone2-title {
	font-size: 1.6rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 0.5rem 0;
	padding-left: 0.75rem;
	border-left: 4px solid #3180ff;
	color: #334155;
}

.zone2-page-title {
	font-size: 1.6rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	margin: 0 0 1.25rem 0;
	padding-left: 0.75rem;
	border-left: 4px solid #3180ff;
	color: #334155;
}

.zone2-desc {
	font-size: 0.95rem;
	color: #64748b;
	line-height: 1.5;
	margin: 0 0 1.5rem 0;
}

.zone2-card {
	background: #fff;
	border-radius: 5px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
	border: 1px solid #e2e8f0;
	margin-bottom: 1.25rem;
	overflow: hidden;
}

.zone2-input-card {
	padding: 1.5rem;
}

.zone2-inputs {
	display: flex;
	flex-direction: column;
	gap: 1.25rem;
}

.zone2-row label {
	display: block;
	font-size: 0.95rem;
	font-weight: 600;
	color: #334155;
	margin-bottom: 0.35rem;
}

.zone2-row .input-with-unit {
	display: flex;
	align-items: center;
	border: 1px solid #e2e8f0;
	border-radius: 5px;
	background: #fff;
	padding-left: 0.75rem;
	padding-right: 0.5rem;
	gap: 0.25rem;
	box-sizing: border-box;
}

.zone2-row .input-with-unit input {
	flex: 1;
	min-width: 0;
	border: none;
	background: transparent;
	padding: 0.5rem 0;
	box-shadow: none;
	text-align: center;
	font-size: 1rem;
	color: #334155;
}

.zone2-row .input-with-unit input::placeholder {
	color: #94a3b8;
}

.zone2-row .input-with-unit input:focus {
	outline: none;
	border: none;
	box-shadow: none;
}

.zone2-row .input-with-unit:focus-within {
	border-color: #3180ff;
	box-shadow: 0 0 0 2px rgba(49, 128, 255, 0.2);
}

.zone2-row .input-with-unit .unit {
	flex-shrink: 0;
	font-size: 0.95rem;
	color: #64748b;
	font-weight: 500;
}

/* 가이드 카드 */
.zone2-guide {
	margin-top: 0;
}

.zone2-guide-card {
	padding: 1.5rem;
}

.zone2-guide-head {
	font-size: 1.1rem;
	font-weight: 700;
	color: #334155;
	margin: 0 0 1rem 0;
}

.zone2-bpm-wrap {
	margin-bottom: 0.75rem;
}

.zone2-bpm-label {
	display: block;
	font-size: 1rem;
	color: #475569;
	margin-bottom: 0.25rem;
}

.zone2-bpm-value {
	font-size: 1.75rem;
	font-weight: 800;
	color: #3180ff;
	letter-spacing: -0.02em;
}

.zone2-bpm-inline {
	color: #3180ff;
	font-weight: 700;
}

.zone2-feel {
	font-size: 1rem;
	color: #475569;
	margin: 0 0 0.5rem 0;
	line-height: 1.5;
}

.zone2-keep {
	font-size: 1rem;
	color: #475569;
	margin: 0 0 0 0;
	line-height: 1.5;
}

.zone2-faq {
	margin-top: 1rem;
	padding: 0.75rem 0 0 0;
	border-top: 1px solid #e2e8f0;
}

.zone2-faq-q {
	font-size: 0.95rem;
	font-weight: 600;
	color: #334155;
	margin: 0 0 0.35rem 0;
}

.zone2-faq-a {
	font-size: 0.9rem;
	color: #64748b;
	line-height: 1.5;
	margin: 0;
}

.zone2-faq-list {
	list-style: none;
	margin: 0;
	padding: 0;
	font-size: 0.9rem;
	color: #64748b;
	line-height: 1.6;
}

.zone2-faq-list li {
	position: relative;
	padding-left: 1rem;
	margin-bottom: 0.35rem;
}
.zone2-faq-list li:last-child {
	margin-bottom: 0;
}

.zone2-faq-list li::before {
	content: "·";
	position: absolute;
	left: 0;
	font-weight: 700;
	color: #3180ff;
}

.zone2-benefits {
	margin-top: 0.75rem;
	padding-top: 0.75rem;
	border-top: 1px solid #e2e8f0;
}

.zone2-benefits-title {
	font-size: 0.9rem;
	font-weight: 600;
	color: #475569;
	margin: 0 0 0.5rem 0;
}

.zone2-benefits-list {
	list-style: none;
	margin: 0;
	padding: 0;
	font-size: 0.9rem;
	color: #64748b;
	line-height: 1.6;
}

.zone2-benefits-list li {
	position: relative;
	padding-left: 1rem;
	margin-bottom: 0.35rem;
}

.zone2-benefits-list li::before {
	content: "·";
	position: absolute;
	left: 0;
	font-weight: 700;
	color: #3180ff;
}

.zone2-shoes {
	margin-top: 1.25rem;
	padding-top: 1rem;
	border-top: 1px solid #e2e8f0;
}

.zone2-shoes-title {
	font-size: 0.9rem;
	font-weight: 600;
	color: #475569;
	margin: 0 0 0.5rem 0;
}

.zone2-shoes-list {
	list-style: none;
	margin: 0;
	padding: 0;
	font-size: 0.9rem;
	color: #64748b;
	line-height: 1.6;
}

.zone2-shoes-list li {
	position: relative;
	padding-left: 1rem;
	margin-bottom: 0.35rem;
}

.zone2-shoes-list li::before {
	content: "·";
	position: absolute;
	left: 0;
	font-weight: 700;
	color: #3180ff;
}

.zone2-routine {
	margin-top: 1.25rem;
	padding-top: 1rem;
	border-top: 1px solid #e2e8f0;
}

.zone2-routine-title {
	font-size: 0.9rem;
	font-weight: 600;
	color: #475569;
	margin: 0 0 0.5rem 0;
}

.zone2-routine-list {
	list-style: none;
	margin: 0;
	padding: 0;
	font-size: 0.9rem;
	color: #64748b;
	line-height: 1.6;
}

.zone2-routine-list li {
	position: relative;
	padding-left: 1rem;
	margin-bottom: 0.35rem;
}

.zone2-routine-list li::before {
	content: "·";
	position: absolute;
	left: 0;
	font-weight: 700;
	color: #3180ff;
}

/* 체크리스트 카드 */
.zone2-checklist-card {
	padding: 1.5rem;
}

.zone2-checklist-title {
	font-size: 1.05rem;
	font-weight: 700;
	color: #334155;
	margin: 0 0 1rem 0;
	padding-left: 0.6rem;
	border-left: 4px solid #3180ff;
}

.zone2-checklist-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.zone2-checklist-item {
	margin: 0;
	border-top: 1px solid #e2e8f0;
	transition: background .2s ease;
}

.zone2-checklist-item:first-child {
	border-top: none;
}

.zone2-checklist-item:has(.zone2-cb:checked) {
	background: #f0f7ff;
}

.zone2-checklist-item:has(.zone2-cb:checked) + .zone2-checklist-item {
	border-top: none;
}

.zone2-checklist-item label {
	display: flex;
	align-items: center;
	padding: 0.5rem 0;
	cursor: pointer;
	user-select: none;
	line-height: 1.4;
}

.zone2-checklist-item label:hover {
	background: #f8fafc;
}

.zone2-cb {
	width: 1.3rem;
	height: 1.3rem;
	margin: 0 0.85rem 0 0;
	accent-color: #3180ff;
	flex-shrink: 0;
}

.zone2-label {
	font-size: 1rem;
	color: #334155;
}

.zone2-cb:checked + .zone2-label {
	color: #64748b;
	text-decoration: line-through;
}

.zone2-checklist-item:has(.zone2-cb:checked) label {
	background: #f0f7ff;
}

.zone2-checklist-hint {
	font-size: 0.9rem;
	color: #94a3b8;
	margin: 1rem 0 0 0;
}

/* 결과 */
.zone2-result {
	background: #f0f7ff;
	border: 1px solid #3180ff;
	border-radius: 5px;
	padding: 1.25rem 1.5rem;
	margin-top: 1rem;
}

.zone2-result-msg {
	font-size: 1.15rem;
	font-weight: 700;
	color: #3180ff;
	margin: 0 0 1rem 0;
	text-align: center;
}

.zone2-result-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	justify-content: center;
}

.zone2-btn {
	padding: 0.5rem 1rem;
	font-size: 0.9rem;
	font-weight: 500;
	border-radius: 5px;
	cursor: pointer;
	transition: background .2s, color .2s, border-color .2s;
	border: 1px solid #e2e8f0;
	background: #fff;
	color: #334155;
}

.zone2-btn:hover {
	background: #f1f5f9;
	border-color: #cbd5e1;
}

.zone2-btn-reset {
	color: #475569;
}

.zone2-btn-share {
	border-color: #3180ff;
	color: #3180ff;
	background: transparent;
}

.zone2-btn-share:hover {
	background: #f0f7ff;
	border-color: #2670e8;
	color: #2670e8;
}

@media (max-width: 575px) {
	.zone2-wrap {
		padding: 1.25rem 0;
	}
	.zone2-title,
	.zone2-page-title {
		font-size: 1.35rem;
	}
	.zone2-desc {
		font-size: 0.9rem;
	}
	.zone2-input-card,
	.zone2-guide-card,
	.zone2-checklist-card {
		padding: 1.2rem;
	}
	.zone2-bpm-value {
		font-size: 1.5rem;
	}
}