/* ============================================================
   YOUCAN Trailer — Static Home (Bootstrap 5 base)
   Single stylesheet. Every rule is scoped under .yc-home / .yc-*
   Brand red: #ee1d23
   ============================================================ */

@font-face {
	font-family: 'Barlow';
	src: url('../fonts/Barlow-Regular.woff2') format('woff2'),
		url('../fonts/Barlow-Regular.woff') format('woff');
	font-weight: 400;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: 'Barlow';
	src: url('../fonts/Barlow-Medium.woff2') format('woff2'),
		url('../fonts/Barlow-Medium.woff') format('woff');
	font-weight: 500;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: 'Barlow';
	src: url('../fonts/Barlow-SemiBold.woff2') format('woff2'),
		url('../fonts/Barlow-SemiBold.woff') format('woff');
	font-weight: 600;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: 'Barlow';
	src: url('../fonts/Barlow-Bold.woff2') format('woff2'),
		url('../fonts/Barlow-Bold.woff') format('woff');
	font-weight: 700;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: 'Barlow';
	src: url('../fonts/Barlow-ExtraBold.woff2') format('woff2'),
		url('../fonts/Barlow-ExtraBold.woff') format('woff');
	font-weight: 800;
	font-style: normal;
	font-display: swap;
}

:root {
	--yc-red: #ee1d23;
	--yc-red-dark: #c4131a;
	--yc-red-soft: #fdeaea;
	--yc-ink: #16181d;
	--yc-ink-2: #333333;
	--yc-gray: #64748b;
	--yc-line: #e9ecf1;
	--yc-bg: #ffffff;
	--yc-bg-soft: #f7f8fa;
}

/* ---------- 0. Base ---------- */
.yc-home,
.yc-header,
.yc-footer {
	font-family: 'Barlow', 'Helvetica Neue', Arial, sans-serif;
	color: var(--yc-ink);
	-webkit-font-smoothing: antialiased;
}

.yc-home img {
	max-width: 100%;
	display: block;
}

.yc-home a {
	text-decoration: none;
}

/* 占位图块（真实图到位后整块换成 <img>） */
.yc-home .img-ph {
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	min-height: 240px;
	padding: 16px;
	background: #f8f9fa;
	border: 2px dashed #cbd5e1;
	border-radius: 10px;
	color: #64748b;
	font-size: 13px;
	line-height: 1.6;
}
.yc-home .img-ph--sm { min-height: 200px; }
.yc-home .img-ph--avatar {
	min-height: 0;
	width: 46px;
	height: 46px;
	border-radius: 50%;
	font-size: 10px;
	flex: 0 0 46px;
}

/* ---------- 1. Top bar ---------- */
.yc-topbar {
	background: var(--yc-ink);
	color: #c8ccd4;
	font-size: 13px;
	letter-spacing: .2px;
}
.yc-topbar__row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	min-height: 40px;
	flex-wrap: wrap;
}
.yc-topbar a { color: #c8ccd4; }
.yc-topbar a:hover { color: #fff; }
.yc-topbar__list {
	display: flex;
	align-items: center;
	gap: 22px;
	margin: 0;
	padding: 0;
	list-style: none;
	flex-wrap: wrap;
}
.yc-topbar__list li { display: flex; align-items: center; gap: 6px; }
.yc-topbar__list .dot {
	width: 5px;
	height: 5px;
	border-radius: 50%;
	background: var(--yc-red);
	display: inline-block;
}

/* ---------- 2. Header ---------- */
.yc-header {
	background: #fff;
	border-bottom: 1px solid var(--yc-line);
	position: sticky;
	top: 0;
	z-index: 1030;
}
.yc-header__row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 78px;
	gap: 24px;
}
.yc-logo {
	display: flex;
	align-items: center;
	font-weight: 800;
	font-size: 26px;
	line-height: 1;
	color: var(--yc-ink);
	letter-spacing: -.5px;
	white-space: nowrap;
}
.yc-logo em {
	font-style: normal;
	color: var(--yc-red);
	margin-left: 6px;
}
.yc-logo:hover { color: var(--yc-ink); }

.yc-nav {
	display: flex;
	align-items: center;
	gap: 30px;
	margin: 0;
	padding: 0;
	list-style: none;
}
.yc-nav > li > a {
	color: var(--yc-ink);
	font-weight: 600;
	font-size: 15px;
	padding: 8px 0;
	position: relative;
	display: inline-block;
}
.yc-nav > li > a::after {
	content: '';
	position: absolute;
	left: 0;
	bottom: 0;
	width: 0;
	height: 2px;
	background: var(--yc-red);
	transition: width .25s ease;
}
.yc-nav > li > a:hover { color: var(--yc-red); }
.yc-nav > li > a:hover::after,
.yc-nav > li.active > a::after { width: 100%; }
.yc-nav > li.active > a { color: var(--yc-red); }

.yc-header__actions {
	display: flex;
	align-items: center;
	gap: 14px;
}
.yc-header__phone {
	display: flex;
	flex-direction: column;
	line-height: 1.25;
	text-align: right;
}
.yc-header__phone small {
	font-size: 11px;
	color: var(--yc-gray);
	text-transform: uppercase;
	letter-spacing: 1px;
}
.yc-header__phone strong { font-size: 17px; color: var(--yc-ink); }

/* ---------- Buttons ---------- */
.yc-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 13px 28px;
	border: 0;
	border-radius: 6px;
	background: var(--yc-red);
	color: #fff;
	font-weight: 700;
	font-size: 15px;
	line-height: 1;
	transition: background .2s ease, transform .2s ease;
}
.yc-btn:hover {
	background: var(--yc-red-dark);
	color: #fff;
	transform: translateY(-1px);
}
.yc-btn--sm { padding: 11px 22px; font-size: 14px; }
.yc-btn--lg { padding: 16px 34px; font-size: 16px; }

.yc-btn--ghost {
	background: transparent;
	border: 2px solid rgba(255, 255, 255, .65);
	color: #fff;
}
.yc-btn--ghost:hover {
	background: #fff;
	border-color: #fff;
	color: var(--yc-ink);
}

.yc-btn--outline {
	background: transparent;
	border: 2px solid var(--yc-red);
	color: var(--yc-red);
}
.yc-btn--outline:hover { background: var(--yc-red); color: #fff; }

/* ---------- 3. Section shell ---------- */
.yc-home .yc-sec { padding: 92px 0; }
.yc-home .yc-sec--soft { background: var(--yc-bg-soft); }
.yc-home .yc-sec--tight { padding: 68px 0; }

.yc-head {
	max-width: 720px;
	margin: 0 auto 52px;
	text-align: center;
}
.yc-head--left {
	margin-left: 0;
	text-align: left;
}
.yc-tag {
	display: inline-block;
	color: var(--yc-red);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 1.6px;
	text-transform: uppercase;
	margin-bottom: 12px;
}
.yc-h2 {
	font-size: 38px;
	line-height: 1.22;
	font-weight: 800;
	letter-spacing: -.6px;
	margin: 0;
	color: var(--yc-ink);
}
.yc-desc {
	margin: 16px 0 0;
	color: var(--yc-gray);
	font-size: 16px;
	line-height: 1.75;
}
.yc-h3 {
	font-size: 20px;
	font-weight: 700;
	margin: 0;
	color: var(--yc-ink);
}

/* ---------- 4. Hero / carousel ---------- */
.yc-hero { position: relative; background: var(--yc-ink); }
.yc-hero .carousel-item { position: relative; }
.yc-hero__media {
	width: 100%;
	height: 620px;
	object-fit: cover;
	display: block;
}
.yc-hero__mask {
	position: absolute;
	inset: 0;
	background: linear-gradient(90deg, rgba(10, 12, 16, .86) 0%, rgba(10, 12, 16, .62) 46%, rgba(10, 12, 16, .18) 100%);
}
.yc-hero__body {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
}
.yc-hero__inner { max-width: 640px; color: #fff; }
.yc-hero__kick {
	display: inline-block;
	padding: 7px 16px;
	border-left: 3px solid var(--yc-red);
	background: rgba(255, 255, 255, .12);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: 1.4px;
	text-transform: uppercase;
	margin-bottom: 22px;
}
.yc-hero h1 {
	font-size: 56px;
	line-height: 1.1;
	font-weight: 800;
	letter-spacing: -1.2px;
	margin: 0 0 20px;
	color: #fff;
}
.yc-hero__lead {
	font-size: 18px;
	line-height: 1.72;
	color: rgba(255, 255, 255, .84);
	margin: 0 0 34px;
	max-width: 560px;
}
.yc-hero__btns { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero 缺图占位（深色块，图到位后整块换成 img.yc-hero__media） */
.yc-hero__ph {
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	height: 620px;
	padding: 24px;
	background: #22262f;
	background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, .025) 0 12px, transparent 12px 24px);
	border-bottom: 2px dashed #3b4150;
	color: #97a0b0;
	font-size: 14px;
	letter-spacing: .4px;
}

/* 轮播左右箭头 */
.yc-hero .carousel-control-prev,
.yc-hero .carousel-control-next {
	width: 62px;
	opacity: 1;
	background: rgba(0, 0, 0, .22);
	transition: background .2s ease;
}
.yc-hero .carousel-control-prev:hover,
.yc-hero .carousel-control-next:hover { background: var(--yc-red); }
.yc-hero .carousel-control-prev-icon,
.yc-hero .carousel-control-next-icon { width: 18px; height: 18px; }

.yc-hero__dots {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 26px;
	z-index: 5;
	display: flex;
	justify-content: center;
	gap: 10px;
	margin: 0;
	padding: 0;
	list-style: none;
}
.yc-hero__dots button {
	width: 30px;
	height: 4px;
	border: 0;
	padding: 0;
	background: rgba(255, 255, 255, .42);
	border-radius: 2px;
}
.yc-hero__dots button.on { background: var(--yc-red); }

/* ---------- 5. Stats strip ---------- */
.yc-stats {
	background: var(--yc-red);
	color: #fff;
	padding: 0;
}
.yc-stats__grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
}
.yc-stats__item {
	padding: 38px 24px;
	text-align: center;
	border-right: 1px solid rgba(255, 255, 255, .22);
}
.yc-stats__item:last-child { border-right: 0; }
.yc-stats__num {
	font-size: 42px;
	font-weight: 800;
	line-height: 1;
	letter-spacing: -1px;
}
.yc-stats__num em { font-style: normal; font-size: 24px; }
.yc-stats__label {
	margin-top: 10px;
	font-size: 13px;
	letter-spacing: 1.6px;
	text-transform: uppercase;
	opacity: .88;
}

/* ---------- 6. About ---------- */
.yc-about__media {
	position: relative;
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 24px 56px rgba(16, 20, 28, .16);
	aspect-ratio: 16 / 9;
	background: #000;
}
.yc-about__media iframe {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	border: 0;
}

/* 视频封面（静态审版用；上线后换成 iframe 即可） */
.yc-about__poster {
	position: absolute;
	inset: 0;
	display: block;
}
.yc-about__poster img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.yc-about__play {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(10, 12, 16, .32);
	transition: background .25s ease;
}
.yc-about__poster:hover .yc-about__play { background: rgba(10, 12, 16, .16); }
.yc-about__playbtn {
	width: 78px;
	height: 78px;
	border-radius: 50%;
	background: var(--yc-red);
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 14px 34px rgba(238, 29, 35, .5);
	transition: transform .25s ease;
}
.yc-about__poster:hover .yc-about__playbtn { transform: scale(1.08); }
.yc-about__playbtn::after {
	content: '';
	display: block;
	width: 0;
	height: 0;
	border-top: 13px solid transparent;
	border-bottom: 13px solid transparent;
	border-left: 21px solid #fff;
	margin-left: 6px;
}
.yc-about__text p {
	color: var(--yc-gray);
	font-size: 16px;
	line-height: 1.82;
	margin: 0 0 16px;
}
.yc-about__points {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 14px 24px;
	margin: 26px 0 30px;
	padding: 0;
	list-style: none;
}
.yc-about__points li {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	font-size: 15px;
	font-weight: 600;
	color: var(--yc-ink-2);
	line-height: 1.5;
}
.yc-about__points li::before {
	content: '';
	flex: 0 0 18px;
	height: 18px;
	margin-top: 2px;
	border-radius: 50%;
	background: var(--yc-red-soft);
	background-image: linear-gradient(45deg, transparent 43%, var(--yc-red) 43%, var(--yc-red) 57%, transparent 57%),
		linear-gradient(-45deg, transparent 43%, var(--yc-red) 43%, var(--yc-red) 57%, transparent 57%);
	background-size: 7px 7px, 7px 7px;
	background-position: 8px 5px, 8px 5px;
	background-repeat: no-repeat;
}

/* ---------- 7. Global business tabs ---------- */
.yc-tabs {
	display: flex;
	justify-content: center;
	gap: 10px;
	flex-wrap: wrap;
	margin: 0 0 40px;
	padding: 0;
	list-style: none;
}
.yc-tabs__btn {
	border: 1px solid var(--yc-line);
	background: #fff;
	border-radius: 50px;
	padding: 11px 28px;
	font-size: 15px;
	font-weight: 700;
	color: var(--yc-ink-2);
	transition: all .2s ease;
}
.yc-tabs__btn:hover { border-color: var(--yc-red); color: var(--yc-red); }
.yc-tabs__btn.active {
	background: var(--yc-red);
	border-color: var(--yc-red);
	color: #fff;
}

.yc-media-card {
	background: #fff;
	border: 1px solid var(--yc-line);
	border-radius: 12px;
	overflow: hidden;
	height: 100%;
	transition: box-shadow .25s ease, transform .25s ease;
}
.yc-media-card:hover {
	box-shadow: 0 18px 40px rgba(16, 20, 28, .12);
	transform: translateY(-3px);
}
.yc-media-card__img {
	width: 100%;
	height: 224px;
	object-fit: cover;
}
.yc-media-card .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 224px;
	height: 224px;
}
.yc-media-card__cap {
	padding: 14px 18px;
	font-weight: 700;
	font-size: 15px;
	color: var(--yc-ink);
	border-top: 1px solid var(--yc-line);
}

/* ---------- 8. Product cards ---------- */
.yc-product {
	background: #fff;
	border: 1px solid var(--yc-line);
	border-radius: 12px;
	overflow: hidden;
	height: 100%;
	display: flex;
	flex-direction: column;
	transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
}
.yc-product:hover {
	box-shadow: 0 22px 48px rgba(16, 20, 28, .13);
	transform: translateY(-4px);
	border-color: #dfe3ea;
}
.yc-product__img {
	width: 100%;
	height: 250px;
	object-fit: cover;
}
.yc-product .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 250px;
	height: 250px;
}
.yc-product__body {
	padding: 24px 24px 26px;
	display: flex;
	flex-direction: column;
	flex: 1 1 auto;
}
.yc-product__body p {
	color: var(--yc-gray);
	font-size: 15px;
	line-height: 1.72;
	margin: 10px 0 20px;
	flex: 1 1 auto;
}
.yc-product__link {
	color: var(--yc-red);
	font-weight: 700;
	font-size: 14px;
	letter-spacing: .3px;
	display: inline-flex;
	align-items: center;
	gap: 6px;
}
.yc-product__link:hover { color: var(--yc-red-dark); }

/* ---------- 9. Category cards ---------- */
.yc-cat {
	display: block;
	position: relative;
	border-radius: 12px;
	overflow: hidden;
	background: var(--yc-ink);
	height: 100%;
}
.yc-cat__img {
	width: 100%;
	height: 210px;
	object-fit: cover;
	opacity: .82;
	transition: transform .4s ease, opacity .3s ease;
}
.yc-cat .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 210px;
	height: 210px;
	background: #262a33;
	border-color: #3b4150;
	color: #b9c0cd;
}
.yc-cat:hover .yc-cat__img { transform: scale(1.05); opacity: 1; }
.yc-cat__label {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	padding: 16px 18px;
	background: linear-gradient(180deg, rgba(10, 12, 16, 0) 0%, rgba(10, 12, 16, .88) 72%);
	color: #fff;
	font-weight: 700;
	font-size: 16px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
}
.yc-cat__label::after {
	content: '→';
	color: var(--yc-red);
	font-size: 18px;
	transition: transform .25s ease;
}
.yc-cat:hover .yc-cat__label::after { transform: translateX(5px); }

/* ---------- 10. Factory gallery ---------- */
.yc-gal {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 20px;
}
.yc-gal__item {
	position: relative;
	border-radius: 12px;
	overflow: hidden;
	background: var(--yc-ink);
}
.yc-gal__item img {
	width: 100%;
	height: 268px;
	object-fit: cover;
	transition: transform .45s ease;
}
.yc-gal__item:hover img { transform: scale(1.06); }
.yc-gal__item .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 268px;
	height: 268px;
	background: #262a33;
	border-color: #3b4150;
	color: #b9c0cd;
}
.yc-gal__cap {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	padding: 30px 20px 16px;
	background: linear-gradient(180deg, rgba(10, 12, 16, 0) 0%, rgba(10, 12, 16, .85) 70%);
	color: #fff;
	font-weight: 700;
	font-size: 15px;
}

/* ---------- 11. QC ---------- */
.yc-qc__main {
	position: relative;
	border-radius: 12px;
	overflow: hidden;
	height: 100%;
	min-height: 420px;
	background: var(--yc-ink);
}
.yc-qc__main img {
	width: 100%;
	height: 100%;
	min-height: 420px;
	object-fit: cover;
}
.yc-qc__main .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 420px;
	height: 100%;
	background: #262a33;
	border-color: #3b4150;
	color: #b9c0cd;
}
.yc-qc__badge {
	position: absolute;
	left: 24px;
	bottom: 24px;
	background: var(--yc-red);
	color: #fff;
	padding: 14px 22px;
	border-radius: 8px;
	font-weight: 700;
	font-size: 15px;
	line-height: 1.35;
}
.yc-qc__badge small {
	display: block;
	font-size: 12px;
	font-weight: 500;
	letter-spacing: 1.4px;
	text-transform: uppercase;
	opacity: .9;
}

.yc-step {
	display: flex;
	gap: 18px;
	padding: 20px 0;
	border-bottom: 1px dashed var(--yc-line);
}
.yc-step:last-child { border-bottom: 0; padding-bottom: 0; }
.yc-step:first-child { padding-top: 0; }
.yc-step__no {
	flex: 0 0 44px;
	width: 44px;
	height: 44px;
	border-radius: 10px;
	background: var(--yc-red-soft);
	color: var(--yc-red);
	font-weight: 800;
	font-size: 17px;
	display: flex;
	align-items: center;
	justify-content: center;
}
.yc-step h4 {
	font-size: 17px;
	font-weight: 700;
	margin: 0 0 6px;
}
.yc-step p {
	margin: 0;
	color: var(--yc-gray);
	font-size: 15px;
	line-height: 1.7;
}

/* ---------- 12. Certificates ---------- */
.yc-cert {
	background: #fff;
	border: 1px solid var(--yc-line);
	border-radius: 12px;
	padding: 22px;
	text-align: center;
	height: 100%;
	transition: box-shadow .25s ease, transform .25s ease;
}
.yc-cert:hover {
	box-shadow: 0 16px 36px rgba(16, 20, 28, .12);
	transform: translateY(-3px);
}
.yc-cert__img {
	width: 100%;
	height: 190px;
	object-fit: contain;
	background: #fff;
}
.yc-cert .img-ph {
	border: 0;
	min-height: 190px;
	height: 190px;
	background: #fbfcfd;
}
.yc-cert h4 {
	font-size: 16px;
	font-weight: 700;
	margin: 16px 0 4px;
}
.yc-cert p {
	margin: 0;
	font-size: 13px;
	color: var(--yc-gray);
	letter-spacing: .4px;
}

/* ---------- 13. Reviews ---------- */
.yc-review {
	background: #fff;
	border: 1px solid var(--yc-line);
	border-radius: 12px;
	padding: 30px 28px;
	height: 100%;
	display: flex;
	flex-direction: column;
}
.yc-review__stars {
	color: #f5a623;
	font-size: 16px;
	letter-spacing: 3px;
	margin-bottom: 16px;
}
.yc-review__quote {
	color: var(--yc-ink-2);
	font-size: 15px;
	line-height: 1.8;
	margin: 0 0 24px;
	flex: 1 1 auto;
}
.yc-review__user {
	display: flex;
	align-items: center;
	gap: 14px;
	border-top: 1px solid var(--yc-line);
	padding-top: 20px;
}
.yc-review__name {
	margin: 0;
	font-weight: 700;
	font-size: 15px;
}
.yc-review__meta {
	margin: 3px 0 0;
	font-size: 13px;
	color: var(--yc-gray);
}

/* ---------- 14. Cases ---------- */
.yc-case {
	background: #fff;
	border: 1px solid var(--yc-line);
	border-radius: 12px;
	overflow: hidden;
	height: 100%;
	transition: box-shadow .25s ease, transform .25s ease;
}
.yc-case:hover {
	box-shadow: 0 20px 44px rgba(16, 20, 28, .13);
	transform: translateY(-4px);
}
.yc-case__img {
	width: 100%;
	height: 240px;
	object-fit: cover;
}
.yc-case .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 240px;
	height: 240px;
}
.yc-case__body { padding: 22px 24px 26px; }
.yc-case__flag {
	display: inline-block;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: 1.4px;
	text-transform: uppercase;
	color: var(--yc-red);
	margin-bottom: 8px;
}
.yc-case__body p {
	margin: 10px 0 0;
	color: var(--yc-gray);
	font-size: 15px;
	line-height: 1.7;
}

/* ---------- 15. News / blog ---------- */
.yc-post {
	background: #fff;
	border: 1px solid var(--yc-line);
	border-radius: 12px;
	overflow: hidden;
	height: 100%;
	display: flex;
	flex-direction: column;
	transition: box-shadow .25s ease, transform .25s ease;
}
.yc-post:hover {
	box-shadow: 0 20px 44px rgba(16, 20, 28, .12);
	transform: translateY(-4px);
}
.yc-post__img {
	width: 100%;
	height: 210px;
	object-fit: cover;
}
.yc-post .img-ph {
	border: 0;
	border-radius: 0;
	min-height: 210px;
	height: 210px;
}
.yc-post__body {
	padding: 22px 24px 26px;
	display: flex;
	flex-direction: column;
	flex: 1 1 auto;
}
.yc-post__date {
	font-size: 13px;
	color: var(--yc-red);
	font-weight: 600;
	letter-spacing: .6px;
	margin-bottom: 10px;
}
.yc-post h3 {
	font-size: 18px;
	font-weight: 700;
	line-height: 1.45;
	margin: 0 0 10px;
	color: var(--yc-ink);
	transition: color .2s ease;
}
.yc-post:hover h3 { color: var(--yc-red); }
.yc-post p {
	color: var(--yc-gray);
	font-size: 15px;
	line-height: 1.72;
	margin: 0 0 18px;
	flex: 1 1 auto;
}
.yc-post__more {
	color: var(--yc-red);
	font-weight: 700;
	font-size: 14px;
}

/* ---------- 16. FAQ ---------- */
.yc-faq .accordion-item {
	border: 1px solid var(--yc-line);
	border-radius: 10px !important;
	margin-bottom: 14px;
	overflow: hidden;
	background: #fff;
}
.yc-faq .accordion-button {
	font-weight: 700;
	font-size: 16px;
	color: var(--yc-ink);
	padding: 20px 24px;
	background: #fff;
	box-shadow: none !important;
}
.yc-faq .accordion-button:not(.collapsed) {
	color: var(--yc-red);
	background: #fff;
}
.yc-faq .accordion-button::after {
	width: 16px;
	height: 16px;
	background-size: 16px;
	background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ee1d23'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.yc-faq .accordion-body {
	padding: 0 24px 22px;
	color: var(--yc-gray);
	font-size: 15px;
	line-height: 1.8;
}

/* ---------- 17. CTA ---------- */
.yc-cta {
	position: relative;
	background: var(--yc-red);
	color: #fff;
	padding: 76px 0;
	overflow: hidden;
}
.yc-cta::before {
	content: '';
	position: absolute;
	right: -120px;
	top: -120px;
	width: 420px;
	height: 420px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .08);
}
.yc-cta::after {
	content: '';
	position: absolute;
	left: -90px;
	bottom: -160px;
	width: 320px;
	height: 320px;
	border-radius: 50%;
	background: rgba(255, 255, 255, .06);
}
.yc-cta__row {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
	flex-wrap: wrap;
}
.yc-cta h2 {
	font-size: 36px;
	font-weight: 800;
	line-height: 1.24;
	letter-spacing: -.6px;
	margin: 0 0 12px;
	color: #fff;
}
.yc-cta p {
	margin: 0;
	font-size: 16px;
	line-height: 1.7;
	color: rgba(255, 255, 255, .88);
	max-width: 620px;
}
.yc-cta .yc-btn {
	background: #fff;
	color: var(--yc-red);
	white-space: nowrap;
}
.yc-cta .yc-btn:hover { background: var(--yc-ink); color: #fff; }

/* ---------- 18. Footer ---------- */
.yc-footer {
	background: #10131a;
	color: #a8b0be;
	padding: 72px 0 0;
	font-size: 15px;
	line-height: 1.75;
}
.yc-footer h4 {
	color: #fff;
	font-size: 17px;
	font-weight: 700;
	margin: 0 0 22px;
	position: relative;
	padding-bottom: 14px;
}
.yc-footer h4::after {
	content: '';
	position: absolute;
	left: 0;
	bottom: 0;
	width: 34px;
	height: 2px;
	background: var(--yc-red);
}
.yc-footer p { margin: 0 0 14px; color: #a8b0be; }
.yc-footer a {
	color: #a8b0be;
	text-decoration: none;
	transition: color .2s ease;
}
.yc-footer a:hover { color: #fff; }
.yc-footer__brand {
	display: flex;
	align-items: center;
	gap: 10px;
	font-weight: 800;
	font-size: 26px;
	color: #fff;
	margin-bottom: 20px;
	line-height: 1;
	letter-spacing: -.5px;
}
.yc-footer__brand span { color: var(--yc-red); }
.yc-footer__links {
	margin: 0;
	padding: 0;
	list-style: none;
}
.yc-footer__links li { margin-bottom: 11px; }
.yc-footer__links a {
	color: #a8b0be;
	transition: color .2s ease, padding-left .2s ease;
	display: inline-block;
}
.yc-footer__links a:hover {
	color: #fff;
	padding-left: 4px;
}
.yc-footer__contact {
	margin: 0;
	padding: 0;
	list-style: none;
}
.yc-footer__contact li {
	margin-bottom: 14px;
	display: flex;
	gap: 10px;
	line-height: 1.65;
}
.yc-footer__contact li strong {
	color: #fff;
	font-weight: 600;
	flex: 0 0 62px;
}
.yc-footer__bottom {
	margin-top: 56px;
	border-top: 1px solid rgba(255, 255, 255, .1);
	padding: 22px 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	flex-wrap: wrap;
	font-size: 14px;
	color: #7d8593;
}
.yc-footer__bottom a { color: #7d8593; }
.yc-footer__bottom a:hover { color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 1199.98px) {
	.yc-nav { gap: 22px; }
	.yc-hero__media { height: 540px; }
	.yc-hero h1 { font-size: 46px; }
	.yc-header__phone { display: none; }
}

@media (max-width: 991.98px) {
	.yc-home .yc-sec { padding: 68px 0; }
	.yc-h2 { font-size: 30px; }
	.yc-hero__media { height: 480px; }
	.yc-hero h1 { font-size: 38px; }
	.yc-hero__lead { font-size: 16px; }
	.yc-stats__grid { grid-template-columns: repeat(2, 1fr); }
	.yc-stats__item:nth-child(2) { border-right: 0; }
	.yc-stats__item:nth-child(1),
	.yc-stats__item:nth-child(2) { border-bottom: 1px solid rgba(255, 255, 255, .22); }
	.yc-gal { grid-template-columns: repeat(2, 1fr); }
	.yc-about__points { grid-template-columns: 1fr; }
	.yc-cta h2 { font-size: 28px; }
}

@media (max-width: 767.98px) {
	.yc-topbar__row { min-height: 0; padding: 10px 0; justify-content: center; }
	.yc-topbar__list { gap: 14px; justify-content: center; }
	.yc-hero__media { height: 440px; }
	.yc-hero h1 { font-size: 30px; letter-spacing: -.4px; }
	.yc-hero__lead { font-size: 15px; margin-bottom: 26px; }
	.yc-hero__btns .yc-btn { padding: 12px 22px; font-size: 14px; }
	.yc-home .yc-sec { padding: 54px 0; }
	.yc-h2 { font-size: 26px; }
	.yc-desc { font-size: 15px; }
	.yc-head { margin-bottom: 36px; }
	.yc-gal { grid-template-columns: 1fr; }
	.yc-stats__num { font-size: 34px; }
	.yc-footer { padding-top: 52px; }
	.yc-footer h4 { margin-top: 10px; }
}

/* 移动端菜单 */
.yc-offcanvas {
	--bs-offcanvas-width: 300px;
}
.yc-offcanvas a { text-decoration: none; }
.yc-offcanvas .offcanvas-header { border-bottom: 1px solid var(--yc-line); }
.yc-offcanvas .yc-nav--mobile {
	display: block;
	margin: 0;
	padding: 0;
	list-style: none;
}
.yc-offcanvas .yc-nav--mobile > li { border-bottom: 1px solid var(--yc-line); }
.yc-offcanvas .yc-nav--mobile > li > a {
	display: block;
	padding: 15px 4px;
	font-weight: 600;
	color: var(--yc-ink);
}
.yc-offcanvas .yc-nav--mobile > li > a:hover { color: var(--yc-red); }
.yc-burger {
	width: 44px;
	height: 44px;
	border: 1px solid var(--yc-line);
	border-radius: 8px;
	background: #fff;
	display: inline-flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 5px;
}
.yc-burger span {
	display: block;
	width: 18px;
	height: 2px;
	background: var(--yc-ink);
	border-radius: 1px;
}