@charset "utf-8";
/* ==========================================================================
   服务项目总览页  /services/   ——  .sv- 前缀
   配色：深墨青 #0d2135 + 橙 #ff7a29 + 品牌蓝 #0b5fa5
   （区别于 aigaizao 靛蓝青 / waimao 墨绿琥珀 / baojia 深宝蓝金）
   ========================================================================== */

.sv-page {
	--sv-ink: #0d2135;
	--sv-ink2: #15324c;
	--sv-brand: #0b5fa5;
	--sv-brand-l: #e9f2fb;
	--sv-accent: #ff7a29;
	--sv-accent-d: #e8651a;
	--sv-cyan: #2ea3f2;
	--sv-text: #22303f;
	--sv-sub: #5d6f80;
	--sv-line: #e2eaf2;
	--sv-soft: #f5f9fd;
	/* 右侧固定客服条（视口最右 160px）避让量：≥1664px 自动归零 */
	--sv-avoid: clamp(0px, calc(832px - 50vw), 150px);

	background: #fff;
	color: var(--sv-text);
	font-size: 14px;
	line-height: 1.8;
	-webkit-font-smoothing: antialiased;
}

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

.sv-page p { margin: 0; }
.sv-page h1,
.sv-page h2,
.sv-page h3,
.sv-page h4 { margin: 0; font-weight: 700; }
/* 注意：这里**不要**写 color:inherit —— .sv-page a 的权重(0,1,1)会压过
   .sv-btn-ghost(0,1,0) 这类单类选择器，把按钮文字颜色覆盖成深色导致看不见。
   需要继承父级颜色的链接单独声明（见 .sv-cta-contact dd a）。 */
.sv-page a { text-decoration: none; transition: all .28s ease; }
.sv-page a:hover { text-decoration: none; }
.sv-page img { max-width: 100%; display: block; border: 0; }
.sv-page ul,
.sv-page ol { margin: 0; padding: 0; list-style: none; }

/* 让第一屏整体位于 fixed header（90px）之下 */
.sv-dn { display: none !important; }

/* ---------- 版心 ---------- */
.sv-wrap { width: 1320px; max-width: 94%; margin: 0 auto; }

/* ---------- 面包屑（在 Hero 内部） ---------- */
.sv-crumb {
	color: rgba(255, 255, 255, .62);
	font-size: 12.5px;
	line-height: 1.6;
	margin-bottom: 26px;
}
.sv-crumb a { color: rgba(255, 255, 255, .62); }
.sv-crumb a:hover { color: #fff; }

/* ==========================================================================
   1. Hero（居中版式 —— 内容伸不到 wrap 右边缘，天然避开右侧客服条）
   ========================================================================== */
.sv-hero {
	position: relative;
	overflow: hidden;
	padding: 118px 0 62px;
	background:
		radial-gradient(760px 380px at 78% 8%, rgba(46, 163, 242, .34) 0%, rgba(46, 163, 242, 0) 62%),
		radial-gradient(620px 340px at 6% 92%, rgba(255, 122, 41, .20) 0%, rgba(255, 122, 41, 0) 66%),
		linear-gradient(135deg, #0d2135 0%, #143049 44%, #0b3d66 100%);
}
.sv-hero::after {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
	background-size: 56px 56px;
	pointer-events: none;
}
.sv-hero .sv-wrap { position: relative; z-index: 2; }

.sv-hero-in { max-width: 980px; margin: 0 auto; text-align: center; }

.sv-badge {
	display: inline-block;
	padding: 7px 18px;
	margin-bottom: 22px;
	border-radius: 999px;
	background: rgba(255, 255, 255, .10);
	border: 1px solid rgba(255, 255, 255, .22);
	color: #cfe6fb;
	font-size: 13px;
	line-height: 1.5;
	letter-spacing: .4px;
}

.sv-hero h1 {
	font-size: 42px;
	line-height: 1.26;
	letter-spacing: .5px;
	color: #fff;
	text-shadow: 0 2px 20px rgba(0, 0, 0, .22);
	overflow-wrap: break-word;
}
.sv-hero h1 em { font-style: normal; color: #7ec8ff; }
.sv-hero h1 .sv-h1-sub {
	display: block;
	margin-top: 13px;
	font-size: 23px;
	line-height: 1.5;
	font-weight: 600;
	color: #d3e6f8;
	text-shadow: none;
}
.sv-hero h1 .sv-h1-sub b { color: #ffb27a; font-weight: 700; }

.sv-hero-desc {
	max-width: 820px;
	margin: 22px auto 0;
	font-size: 15px;
	line-height: 1.95;
	color: rgba(255, 255, 255, .78);
}

.sv-hero-btns {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 14px;
	margin-top: 32px;
}
.sv-btn {
	display: inline-block;
	padding: 0 30px;
	height: 50px;
	line-height: 50px;
	border-radius: 999px;
	font-size: 15px;
	font-weight: 600;
	cursor: pointer;
	border: 0;
}
.sv-btn-main {
	background: linear-gradient(135deg, #ff8b3d 0%, var(--sv-accent-d) 100%);
	color: #fff;
	box-shadow: 0 10px 26px rgba(232, 101, 26, .38);
}
.sv-btn-main:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 30px rgba(232, 101, 26, .46); }
.sv-btn-ghost {
	background: transparent;
	color: #e8f3ff;
	border: 1px solid rgba(255, 255, 255, .38);
}
.sv-btn-ghost:hover { background: rgba(255, 255, 255, .12); color: #fff; }
.sv-btn-line { background: #fff; color: var(--sv-brand); border: 1px solid var(--sv-line); }
.sv-btn-line:hover { border-color: var(--sv-brand); color: var(--sv-brand); }

/* Hero 数据条 */
.sv-stats {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	max-width: 860px;
	margin: 44px auto 0;
	padding-top: 28px;
	border-top: 1px solid rgba(255, 255, 255, .14);
}
.sv-stat {
	flex: 0 0 25%;
	padding: 0 8px;
	text-align: center;
	position: relative;
}
.sv-stat + .sv-stat::before {
	content: "";
	position: absolute;
	left: 0;
	top: 8px;
	bottom: 8px;
	width: 1px;
	background: rgba(255, 255, 255, .14);
}
.sv-stat b {
	display: block;
	font-size: 30px;
	line-height: 1.2;
	color: #fff;
	letter-spacing: .5px;
}
.sv-stat b i {
	font-style: normal;
	font-size: 15px;
	font-weight: 600;
	color: #7ec8ff;
	margin-left: 3px;
}
.sv-stat span { display: block; margin-top: 7px; font-size: 13px; color: rgba(255, 255, 255, .66); }

/* ==========================================================================
   2. 锚点导航条（吸顶，位于 fixed header 之下）
   ========================================================================== */
.sv-navbar {
	position: sticky;
	top: 90px;
	z-index: 60;
	background: rgba(255, 255, 255, .97);
	border-bottom: 1px solid var(--sv-line);
	box-shadow: 0 8px 20px rgba(13, 33, 53, .06);
}
.sv-navbar-in {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 10px;
	padding: 15px 0;
	margin-right: var(--sv-avoid);
}
.sv-navbar a {
	display: block;
	padding: 0 20px;
	height: 38px;
	line-height: 36px;
	border: 1px solid var(--sv-line);
	border-radius: 999px;
	font-size: 13.5px;
	color: var(--sv-text);
	white-space: nowrap;
}
.sv-navbar a:hover {
	background: var(--sv-brand);
	border-color: var(--sv-brand);
	color: #fff;
}
.sv-navbar a b { color: var(--sv-accent); font-weight: 700; margin-right: 5px; }
.sv-navbar a:hover b { color: #ffd9bd; }

/* ==========================================================================
   3. 区块通用
   ========================================================================== */
.sv-sec { padding: 74px 0; }
.sv-sec.is-soft { background: var(--sv-soft); }
.sv-sec.is-ink {
	background:
		radial-gradient(700px 340px at 88% 0%, rgba(46, 163, 242, .26) 0%, rgba(46, 163, 242, 0) 60%),
		linear-gradient(135deg, #0d2135 0%, #13304a 60%, #0e2740 100%);
	color: #fff;
}
/* 锚点跳转时给 sticky 导航条留出空间 */
.sv-anchor { display: block; position: relative; top: -104px; visibility: hidden; }

.sv-head { max-width: 860px; margin-bottom: 36px; }
.sv-eyebrow {
	display: inline-block;
	margin-bottom: 12px;
	padding-left: 12px;
	border-left: 4px solid var(--sv-accent);
	font-size: 13.5px;
	font-weight: 600;
	line-height: 1.4;
	color: var(--sv-sub);
	letter-spacing: .6px;
}
.sv-head h2 {
	font-size: 32px;
	line-height: 1.34;
	color: var(--sv-ink);
	letter-spacing: .4px;
}
.sv-head h2 em { font-style: normal; color: var(--sv-brand); }
.sv-head > p {
	margin-top: 14px;
	font-size: 14.5px;
	line-height: 1.95;
	color: var(--sv-sub);
}
.sv-sec.is-ink .sv-head h2 { color: #fff; }
.sv-sec.is-ink .sv-head h2 em { color: #7ec8ff; }
.sv-sec.is-ink .sv-head > p { color: rgba(255, 255, 255, .72); }
.sv-sec.is-ink .sv-eyebrow { color: rgba(255, 255, 255, .8); }

/* ==========================================================================
   4. 服务卡片网格
   ========================================================================== */
.sv-cards {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 18px;
	margin-right: var(--sv-avoid);
}
.sv-cards.is-3 { grid-template-columns: repeat(3, 1fr); }
.sv-cards.is-2 { grid-template-columns: repeat(2, 1fr); }

.sv-card {
	display: block;
	position: relative;
	padding: 26px 24px 22px;
	background: #fff;
	border: 1px solid var(--sv-line);
	border-radius: 14px;
	overflow: hidden;
}
.sv-card::before {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	height: 3px;
	background: linear-gradient(90deg, var(--sv-cyan) 0%, var(--sv-brand) 100%);
	transform: scaleX(0);
	transform-origin: left center;
	transition: transform .34s ease;
}
.sv-card:hover {
	transform: translateY(-5px);
	border-color: #cfe0f1;
	box-shadow: 0 16px 34px rgba(13, 33, 53, .10);
}
.sv-card:hover::before { transform: scaleX(1); }

.sv-card-ico {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	margin-bottom: 16px;
	border-radius: 12px;
	background: var(--sv-brand-l);
	color: var(--sv-brand);
	transition: all .34s ease;
}
.sv-card-ico svg { width: 24px; height: 24px; }
.sv-card:hover .sv-card-ico {
	background: linear-gradient(135deg, var(--sv-cyan) 0%, var(--sv-brand) 100%);
	color: #fff;
}

.sv-card h3 {
	font-size: 17px;
	line-height: 1.5;
	color: var(--sv-ink);
	margin-bottom: 9px;
}
.sv-card h3 span {
	display: inline-block;
	margin-left: 7px;
	padding: 0 7px;
	height: 18px;
	line-height: 17px;
	border-radius: 4px;
	background: #fff4ec;
	color: var(--sv-accent-d);
	font-size: 11px;
	font-weight: 600;
	vertical-align: 2px;
}
.sv-card p {
	font-size: 13.5px;
	line-height: 1.85;
	color: var(--sv-sub);
	min-height: 50px;
}
.sv-card-more {
	display: inline-block;
	margin-top: 14px;
	font-size: 13px;
	font-weight: 600;
	color: var(--sv-brand);
}
.sv-card-more::after {
	content: " →";
	transition: margin .28s ease;
	display: inline-block;
}
.sv-card:hover .sv-card-more::after { margin-left: 4px; }

/* 双列大卡（小程序 / 移动电商） */
.sv-card.is-big { padding: 32px 30px 28px; }
.sv-card.is-big h3 { font-size: 20px; }
.sv-card.is-big p { font-size: 14px; min-height: 0; }
.sv-card-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 16px;
}
.sv-card-tags span {
	padding: 0 12px;
	height: 28px;
	line-height: 26px;
	border: 1px dashed var(--sv-line);
	border-radius: 6px;
	font-size: 12.5px;
	color: var(--sv-sub);
	background: #fbfdff;
}

/* 网格下方的收拢说明条（keynote 式，天然与网格对齐） */
.sv-note {
	display: flex;
	align-items: flex-start;
	gap: 18px;
	margin-top: 30px;
	margin-right: var(--sv-avoid);
	padding: 20px 26px;
	background: linear-gradient(90deg, #f2f8ff 0%, #ffffff 64%);
	border: 1px solid #d8e6f5;
	border-left: 5px solid var(--sv-brand);
	border-radius: 10px;
}
.sv-note.is-warn {
	background: linear-gradient(90deg, #fff7f0 0%, #ffffff 64%);
	border-color: #f8dfc9;
	border-left-color: var(--sv-accent);
}
.sv-note-t {
	flex: 0 0 auto;
	font-weight: 700;
	color: var(--sv-brand);
	white-space: nowrap;
	line-height: 1.9;
}
.sv-note.is-warn .sv-note-t { color: var(--sv-accent-d); }
.sv-note p {
	flex: 1 1 auto;
	min-width: 0;
	font-size: 13.5px;
	line-height: 1.9;
	color: var(--sv-sub);
}
.sv-note b { color: var(--sv-ink); }

/* ==========================================================================
   5. 我们的优势
   ========================================================================== */
.sv-advs {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 18px;
	margin-right: var(--sv-avoid);
}
.sv-adv {
	display: flex;
	align-items: flex-start;
	gap: 15px;
	padding: 24px 24px 22px;
	background: #fff;
	border: 1px solid var(--sv-line);
	border-radius: 14px;
	transition: all .3s ease;
}
.sv-adv:hover {
	border-color: #cfe0f1;
	box-shadow: 0 14px 30px rgba(13, 33, 53, .08);
	transform: translateY(-4px);
}
.sv-adv-no {
	flex: 0 0 auto;
	width: 40px;
	height: 40px;
	line-height: 40px;
	text-align: center;
	border-radius: 10px;
	background: linear-gradient(135deg, #ff9040 0%, var(--sv-accent-d) 100%);
	color: #fff;
	font-size: 15px;
	font-weight: 700;
	font-style: italic;
	letter-spacing: .5px;
}
.sv-adv-body { flex: 1 1 auto; min-width: 0; }
.sv-adv-body h3 {
	font-size: 16px;
	line-height: 1.5;
	color: var(--sv-ink);
	margin-bottom: 7px;
}
.sv-adv-body p {
	font-size: 13.5px;
	line-height: 1.85;
	color: var(--sv-sub);
}

/* ==========================================================================
   6. 服务流程
   ========================================================================== */
.sv-flow {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	margin-right: var(--sv-avoid);
}
.sv-flow-item {
	flex: 0 0 calc(16.666% - 12px);
	padding: 24px 18px 20px;
	background: rgba(255, 255, 255, .06);
	border: 1px solid rgba(255, 255, 255, .13);
	border-radius: 14px;
	text-align: center;
	transition: all .3s ease;
}
.sv-flow-item:hover {
	background: rgba(255, 255, 255, .11);
	border-color: rgba(126, 200, 255, .5);
	transform: translateY(-4px);
}
.sv-flow-no {
	display: block;
	margin-bottom: 12px;
	font-size: 26px;
	font-weight: 700;
	font-style: italic;
	line-height: 1;
	color: #7ec8ff;
	letter-spacing: 1px;
}
.sv-flow-item h3 {
	font-size: 15.5px;
	line-height: 1.5;
	color: #fff;
	margin-bottom: 8px;
}
.sv-flow-item p {
	font-size: 12.5px;
	line-height: 1.8;
	color: rgba(255, 255, 255, .66);
}

/* ==========================================================================
   7. 案例
   ========================================================================== */
.sv-cases {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 18px;
	margin-right: var(--sv-avoid);
}
.sv-case-item {
	display: block;
	background: #fff;
	border: 1px solid var(--sv-line);
	border-radius: 14px;
	overflow: hidden;
}
.sv-case-item:hover {
	border-color: #cfe0f1;
	box-shadow: 0 16px 34px rgba(13, 33, 53, .10);
	transform: translateY(-4px);
}
.sv-case-pic {
	display: block;
	position: relative;
	height: 190px;
	overflow: hidden;
	background: linear-gradient(135deg, #eaf3fa, #dbe9f4 55%, #e9f2f9);
}
.sv-case-pic img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform .5s ease;
}
.sv-case-item:hover .sv-case-pic img { transform: scale(1.06); }
.sv-case-body { display: block; padding: 18px 20px 20px; }
.sv-case-body h3 {
	font-size: 15.5px;
	line-height: 1.6;
	color: var(--sv-ink);
	height: 50px;
	overflow: hidden;
}
.sv-case-body span {
	display: block;
	margin-top: 10px;
	font-size: 12.5px;
	color: #93a4b4;
}
.sv-cases-more { margin-top: 34px; text-align: center; }

/* ==========================================================================
   8. FAQ
   ========================================================================== */
.sv-faq { max-width: 100%; margin: 0 auto; }
.sv-faq details {
	margin-bottom: 12px;
	background: #fff;
	border: 1px solid var(--sv-line);
	border-radius: 12px;
	overflow: hidden;
	transition: all .28s ease;
}
.sv-faq details[open] {
	border-color: #cfe0f1;
	box-shadow: 0 10px 26px rgba(13, 33, 53, .07);
}
.sv-faq summary {
	position: relative;
	padding: 19px 54px 19px 24px;
	font-size: 15.5px;
	font-weight: 600;
	line-height: 1.6;
	color: var(--sv-ink);
	cursor: pointer;
	list-style: none;
}
.sv-faq summary::-webkit-details-marker { display: none; }
.sv-faq summary::after {
	content: "";
	position: absolute;
	right: 24px;
	top: 50%;
	width: 11px;
	height: 11px;
	margin-top: -7px;
	border-right: 2px solid var(--sv-brand);
	border-bottom: 2px solid var(--sv-brand);
	transform: rotate(45deg);
	transition: transform .3s ease;
}
.sv-faq details[open] summary::after {
	transform: rotate(-135deg);
	margin-top: -2px;
}
.sv-faq details[open] summary { color: var(--sv-brand); }
.sv-faq-a {
	padding: 0 24px 20px;
	font-size: 14px;
	line-height: 1.95;
	color: var(--sv-sub);
	border-top: 1px dashed var(--sv-line);
	padding-top: 16px;
	margin-top: 0;
}
.sv-faq-a b { color: var(--sv-ink); }

/* ==========================================================================
   9. CTA + 表单
   ========================================================================== */
.sv-cta {
	position: relative;
	overflow: hidden;
	padding: 76px 0 78px;
	background:
		radial-gradient(720px 340px at 12% 0%, rgba(255, 122, 41, .22) 0%, rgba(255, 122, 41, 0) 62%),
		linear-gradient(135deg, #0d2135 0%, #14314c 55%, #0c3a61 100%);
}
.sv-cta-in {
	display: flex;
	align-items: flex-start;
	gap: 56px;
}
.sv-cta-left { flex: 1 1 auto; min-width: 0; }
.sv-cta-left h2 {
	font-size: 31px;
	line-height: 1.42;
	color: #fff;
	letter-spacing: .4px;
}
.sv-cta-left > p {
	margin-top: 18px;
	font-size: 14.5px;
	line-height: 1.95;
	color: rgba(255, 255, 255, .74);
}

.sv-cta-contact {
	display: flex;
	flex-wrap: wrap;
	gap: 30px 46px;
	margin-top: 30px;
}
.sv-cta-contact dt {
	font-size: 12.5px;
	color: rgba(255, 255, 255, .58);
	margin-bottom: 5px;
}
.sv-cta-contact dd {
	margin: 0;
	font-size: 19px;
	font-weight: 700;
	color: #fff;
	letter-spacing: .4px;
}
.sv-cta-contact dd a { color: inherit; }
.sv-cta-contact dd a:hover { color: #7ec8ff; }

.sv-cta-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 9px;
	margin-top: 30px;
}
.sv-cta-tags span {
	padding: 0 14px;
	height: 30px;
	line-height: 28px;
	border: 1px solid rgba(255, 255, 255, .22);
	border-radius: 999px;
	font-size: 12.5px;
	color: #d3e6f8;
}

.sv-form {
	flex: 0 0 400px;
	margin-right: var(--sv-avoid);
	padding: 30px 28px 26px;
	background: #fff;
	border-radius: 16px;
	box-shadow: 0 22px 54px rgba(0, 0, 0, .24);
}
.sv-form h3 {
	font-size: 20px;
	line-height: 1.5;
	color: var(--sv-ink);
}
.sv-form-sub {
	margin-top: 8px;
	font-size: 13px;
	color: var(--sv-sub);
}
.sv-form-msg {
	display: none;
	margin-top: 14px;
	padding: 10px 14px;
	border-radius: 8px;
	font-size: 13px;
	line-height: 1.7;
}
.sv-form-msg.is-ok { background: #edf9f1; color: #1a8a4a; border: 1px solid #c9ecd7; }
.sv-form-msg.is-err { background: #fdf0ee; color: #c0392b; border: 1px solid #f6d4cf; }

.sv-form form { margin-top: 18px; }
.sv-field { margin-bottom: 13px; }
.sv-field input {
	width: 100%;
	height: 48px;
	padding: 0 16px;
	border: 1px solid var(--sv-line);
	border-radius: 9px;
	background: #fafcfe;
	font-size: 14px;
	color: var(--sv-text);
	outline: none;
	transition: all .25s ease;
}
.sv-field input:focus {
	border-color: var(--sv-brand);
	background: #fff;
	box-shadow: 0 0 0 3px rgba(11, 95, 165, .10);
}
.sv-field input::placeholder { color: #a9b8c6; }
.sv-form .sv-submit {
	width: 100%;
	height: 50px;
	margin-top: 5px;
	border: 0;
	border-radius: 9px;
	background: linear-gradient(135deg, #ff8b3d 0%, var(--sv-accent-d) 100%);
	color: #fff;
	font-size: 15.5px;
	font-weight: 700;
	cursor: pointer;
	letter-spacing: .5px;
	box-shadow: 0 10px 24px rgba(232, 101, 26, .30);
	transition: all .28s ease;
}
.sv-form .sv-submit:hover { transform: translateY(-2px); box-shadow: 0 14px 28px rgba(232, 101, 26, .38); }
.sv-hp {
	position: absolute;
	left: -9999px;
	top: -9999px;
}
.sv-form-safe {
	display: flex;
	align-items: center;
	gap: 7px;
	margin-top: 14px;
	font-size: 12px;
	color: #93a4b4;
}
.sv-form-safe::before {
	content: "";
	width: 13px;
	height: 13px;
	border-radius: 50%;
	background: #2fb36b;
	box-shadow: 0 0 0 3px rgba(47, 179, 107, .16);
}

/* ==========================================================================
   响应式
   ========================================================================== */
/* 视口 < 1300 时，居中 Hero 的内容（尤其 4 项数据条）会伸进右侧客服条的范围。
   给 .sv-hero-in 加避让：left 是 auto，所以只会整块左移，不会错位。 */
@media (max-width: 1300px) {
	.sv-hero-in { margin-right: var(--sv-avoid); }
}

@media (max-width: 1240px) {
	.sv-hero h1 { font-size: 36px; }
	.sv-hero h1 .sv-h1-sub { font-size: 21px; }
	.sv-cards { grid-template-columns: repeat(3, 1fr); }
	.sv-cards.is-3 { grid-template-columns: repeat(3, 1fr); }
	.sv-cta-in { gap: 40px; }
	.sv-form { flex: 0 0 360px; }
}

@media (max-width: 1100px) {
	.sv-hero h1 { font-size: 32px; }
	.sv-hero h1 .sv-h1-sub { font-size: 19px; }
	.sv-cards,
	.sv-cards.is-3 { grid-template-columns: repeat(2, 1fr); }
	.sv-advs { grid-template-columns: repeat(2, 1fr); }
	.sv-flow-item { flex: 0 0 calc(33.333% - 10px); }
	.sv-cases { grid-template-columns: repeat(2, 1fr); }
}

/* 681~900：客服条仍是 160px，避让量必须保留，不能在这里归零 */
@media (max-width: 900px) {
	.sv-sec { padding: 58px 0; }
	.sv-head h2 { font-size: 26px; }
	.sv-head { margin-bottom: 28px; }
	/* 改成纵向后必须 align-items:stretch，否则 flex-start 会让表单/文案
	   收缩成 max-content 宽度（实测只有 304px）*/
	.sv-cta-in { flex-direction: column; align-items: stretch; gap: 32px; }
	/* 注意：这里**不能**写 width:100%，否则 margin-right 被吃掉、避让失效 */
	.sv-form { flex: 0 0 auto; margin-right: var(--sv-avoid); }
	.sv-cta-left h2 { font-size: 26px; }
	.sv-note { flex-direction: column; gap: 4px; }
	.sv-note-t { white-space: normal; }
	.sv-card p { min-height: 0; }
}

/* ≤680：站点已隐藏 160px 红块，避让量归零，改由 wrap 提供对称留白 */
@media (max-width: 680px) {
	.sv-page { --sv-avoid: 0px; }
	.sv-wrap { max-width: 100%; padding-left: 16px; padding-right: 16px; }

	/* 手机端右侧只剩 37px 竖条，仍会持续压住内容右边缘 —— 整块隐藏；
	   本页 Hero 有电话按钮、页面底部有询盘表单，移动端入口不丢。 */
	#hr-menu-right { display: none !important; }

	.sv-hero { padding: 96px 0 46px; }
	.sv-hero h1 { font-size: 23px; }
	.sv-hero h1 .sv-h1-sub { font-size: 15.5px; margin-top: 10px; }
	.sv-hero-desc { font-size: 13.5px; }
	.sv-badge { font-size: 12px; padding: 6px 14px; }
	.sv-btn { height: 46px; line-height: 46px; font-size: 14px; padding: 0 22px; }
	.sv-stats { margin-top: 32px; padding-top: 22px; }
	.sv-stat { flex: 0 0 50%; padding: 10px 6px; }
	.sv-stat + .sv-stat:nth-child(3)::before { display: none; }
	.sv-stat b { font-size: 24px; }

	.sv-navbar { top: 90px; }
	.sv-navbar-in { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; gap: 8px; padding: 12px 0; }
	.sv-navbar a { padding: 0 14px; font-size: 13px; }

	.sv-sec { padding: 46px 0; }
	.sv-head h2 { font-size: 21px; }
	.sv-head > p { font-size: 13.5px; }

	.sv-cards,
	.sv-cards.is-3,
	.sv-cards.is-2,
	.sv-advs,
	.sv-cases { grid-template-columns: 1fr; gap: 12px; }
	.sv-card,
	.sv-card.is-big { padding: 22px 20px 20px; }
	.sv-card h3 { font-size: 16.5px; }

	/* 16 张服务卡单列会很长 —— 手机端改横向紧凑版：
	   图标占左列并跨两行，省掉约 1/3 页面高度 */
	.sv-card:not(.is-big) {
		display: grid;
		grid-template-columns: 46px 1fr;
		column-gap: 14px;
		padding: 20px 18px 18px;
	}
	.sv-card:not(.is-big) .sv-card-ico {
		width: 46px;
		height: 46px;
		margin-bottom: 0;
		grid-row: 1 / span 2;
		align-self: start;
	}
	.sv-card:not(.is-big) .sv-card-ico svg { width: 22px; height: 22px; }
	.sv-card:not(.is-big) h3 { margin-bottom: 8px; }
	.sv-card:not(.is-big) p { min-height: 0; }
	.sv-card:not(.is-big) .sv-card-more { grid-column: 2; margin-top: 10px; }
	.sv-card.is-big .sv-card-ico { margin-bottom: 14px; }
	.sv-adv { padding: 20px 20px 18px; }
	.sv-note { padding: 16px 20px; }
	.sv-flow-item { flex: 1 1 100%; padding: 20px 20px 18px; }
	.sv-faq summary { padding: 16px 46px 16px 20px; font-size: 14.5px; }
	.sv-faq-a { padding: 14px 20px 18px; font-size: 13.5px; }
	.sv-case-pic { height: 150px; }
	.sv-crumb { font-size: 12px; margin-bottom: 18px; }

	.sv-cta { padding: 50px 0 54px; }
	.sv-cta-left h2 { font-size: 21px; }
	.sv-cta-contact { gap: 20px 30px; }
	.sv-cta-contact dd { font-size: 17px; }
	.sv-form { padding: 24px 20px 22px; }
	.sv-form h3 { font-size: 18px; }
	.sv-anchor { top: -150px; }
}