*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --orange: #FF6B35;
    --orange-deep: #F0501D;
    --orange-light: #FF9E6B;
    --orange-soft: #FFF3EC;
    --amber: #FFB300;
    --dark: #26262E;
    --gray: #6B6B76;
    --gray-light: #F5F5F7;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 12px rgba(255,107,53,0.08);
    --shadow-md: 0 8px 30px rgba(255,107,53,0.15);
    --shadow-lg: 0 16px 50px rgba(255,107,53,0.22);
    --radius: 16px;
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; scroll-padding-top: 76px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--dark);
    line-height: 1.75;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ========== 开场动画 ========== */
.preloader {
    position: fixed; inset: 0; z-index: 9999;
    background: linear-gradient(160deg, #FFFFFF 0%, #FFF6F0 50%, #FFE8DC 100%);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}
.preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-inner { text-align: center; }
.preloader-logo {
    width: 110px; height: 110px; margin: 0 auto 24px; border-radius: 24px;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    display: flex; align-items: center; justify-content: center;
    padding: 14px;
    animation: preloaderPop 1s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
.preloader-logo img { width: 100%; height: 100%; object-fit: contain; }
@keyframes preloaderPop {
    0% { opacity: 0; transform: scale(0.5) rotate(-8deg); }
    60% { opacity: 1; transform: scale(1.08) rotate(2deg); }
    100% { opacity: 1; transform: scale(1) rotate(0); }
}
.preloader-name {
    font-size: 20px; font-weight: 800; color: var(--dark); letter-spacing: 2px;
    opacity: 0; animation: preloaderText 0.7s ease 0.35s forwards;
}
@keyframes preloaderText {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
.preloader-line {
    width: 220px; height: 3px; border-radius: 4px; margin: 22px auto 0;
    background: rgba(255,107,53,0.15); overflow: hidden;
}
.preloader-line span {
    display: block; height: 100%; width: 40%;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--orange), var(--amber));
    animation: preloaderLoad 1.2s ease-in-out infinite;
}
@keyframes preloaderLoad {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(350%); }
}

/* ========== 导航栏 ========== */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: transparent;
    transition: var(--transition);
}
.nav.scrolled {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-sm);
}
.nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
    height: 76px;
}
.nav-brand { display: flex; align-items: center; }
.nav-logo { height: 48px; width: auto; transition: var(--transition); }
.nav.scrolled .nav-logo { height: 42px; }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
    color: rgba(255,255,255,0.92); font-size: 15px; font-weight: 500;
    padding: 8px 16px; border-radius: 24px; transition: var(--transition);
}
.nav.scrolled .nav-link { color: var(--dark); }
.nav-link:hover, .nav-link.active { color: var(--orange); background: rgba(255,107,53,0.1); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--dark); margin: 5px 0; transition: var(--transition); border-radius: 2px; }
.caret { font-size: 10px; display: inline-block; transition: transform 0.25s ease; vertical-align: 1px; }
.nav-dropdown { position: relative; }
.nav-dropdown:hover .dropdown-menu, .nav-dropdown.open .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown:hover .caret, .nav-dropdown.open .caret { transform: rotate(180deg); color: var(--orange); }
.dropdown-menu {
    position: absolute; top: 100%; left: 50%; transform: translate(-50%, 8px);
    min-width: 220px; padding: 10px;
    background: var(--white); border-radius: 14px;
    box-shadow: 0 18px 50px rgba(255,107,53,0.18);
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: var(--transition);
    z-index: 1001;
}
.nav-dropdown:hover .dropdown-menu, .nav-dropdown.open .dropdown-menu { pointer-events: auto; }
.dropdown-item {
    display: block; padding: 10px 16px; border-radius: 10px;
    font-size: 14px; font-weight: 500; color: var(--dark);
    transition: var(--transition); white-space: nowrap;
}
.dropdown-item:hover { color: var(--orange); background: var(--orange-soft); padding-left: 22px; }
.dropdown-item + .dropdown-item { border-top: 1px solid #F4F4F6; }
.dropdown-item.hl { color: var(--orange-deep); font-weight: 700; }

/* ========== Hero ========== */
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center; justify-content: center; text-align: center;
    background: linear-gradient(160deg, #FFFFFF 0%, #FFF6F0 40%, #FFE8DC 75%, #FFD9C7 100%);
    overflow: hidden;
}
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero::before {
    content: ''; position: absolute; width: 700px; height: 700px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,107,53,0.14) 0%, transparent 65%);
    top: -200px; right: -150px; animation: floatBlob 10s ease-in-out infinite;
}
.hero::after {
    content: ''; position: absolute; width: 500px; height: 500px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,179,0,0.12) 0%, transparent 65%);
    bottom: -150px; left: -100px; animation: floatBlob 12s ease-in-out infinite reverse;
}
@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -20px) scale(1.05); }
}
.hero-content { position: relative; z-index: 3; max-width: 820px; padding: 120px 24px 160px; }
.hero-badge {
    display: inline-block; padding: 10px 28px; border-radius: 40px;
    background: linear-gradient(135deg, var(--orange), var(--orange-deep));
    color: var(--white); font-size: 14px; font-weight: 600; letter-spacing: 1px;
    box-shadow: var(--shadow-md); margin-bottom: 28px;
    animation: badgeFloat 3s ease-in-out infinite;
}
@keyframes badgeFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}
.hero-title {
    font-size: 56px; font-weight: 800; line-height: 1.2; color: var(--dark);
    margin-bottom: 16px; min-height: 68px;
}
.typing-cursor { color: var(--orange); animation: blink 0.9s step-end infinite; font-weight: 700; }
@keyframes blink { 50% { opacity: 0; } }
.hero-sub { font-size: 19px; color: var(--gray); margin-bottom: 40px; }
.hero-actions { display: flex; gap: 16px; justify-content: center; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 38px; border-radius: 48px; font-size: 15px; font-weight: 600;
    transition: var(--transition); cursor: pointer; border: none; font-family: inherit;
    letter-spacing: 0.5px;
}
.btn-primary {
    background: linear-gradient(135deg, var(--orange), var(--orange-deep));
    color: var(--white); box-shadow: var(--shadow-md);
}
.btn-primary:hover {
    transform: translateY(-3px); box-shadow: var(--shadow-lg);
}
.btn-ghost {
    background: transparent; color: var(--dark); border: 2px solid rgba(255,107,53,0.35);
}
.btn-ghost:hover { border-color: var(--orange); color: var(--orange); background: rgba(255,107,53,0.06); transform: translateY(-3px); }
.btn-full { width: 100%; }
.btn { position: relative; overflow: hidden; }
.ripple {
    position: absolute; border-radius: 50%; pointer-events: none;
    background: rgba(255,255,255,0.45); transform: scale(0);
    animation: rippleAnim 0.65s ease-out forwards;
}
@keyframes rippleAnim {
    to { transform: scale(3); opacity: 0; }
}

/* Hero 波浪 */
.hero-wave { position: absolute; bottom: -1px; left: 0; right: 0; z-index: 2; }
.hero-wave svg { width: 100%; height: 90px; display: block; }
.wave1 { fill: var(--white); opacity: 1; animation: waveMove 8s ease-in-out infinite; }
.wave2 { fill: var(--orange-soft); opacity: 0.8; animation: waveMove 10s ease-in-out infinite reverse; }
@keyframes waveMove {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-30px); }
}

/* ========== 数据统计 ========== */
.stats {
    position: relative; z-index: 5;
    margin-top: -45px;
    background: var(--white);
}
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: 0 12px 44px rgba(255,107,53,0.12);
    padding: 36px 24px;
    position: relative;
}
.stat-item { text-align: center; }
.stat-num { font-size: 44px; font-weight: 800; color: var(--orange); line-height: 1.1; }
.stat-unit { font-size: 18px; font-weight: 700; color: var(--orange-deep); margin-left: 2px; }
.stat-label { display: block; font-size: 14px; color: var(--gray); margin-top: 6px; }

/* ========== 通用 Section ========== */
.section { padding: 110px 0; }
.section-head { text-align: center; margin-bottom: 56px; }
.tag {
    display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 3px;
    color: var(--orange); text-transform: uppercase; margin-bottom: 14px;
}
.section-title { font-size: 38px; font-weight: 800; color: var(--dark); margin-bottom: 20px; }
.section-line {
    width: 56px; height: 4px; border-radius: 4px; margin: 0 auto;
    background: linear-gradient(90deg, var(--orange), var(--amber));
    animation: linePulse 2.5s ease-in-out infinite;
}
@keyframes linePulse {
    0%, 100% { width: 56px; opacity: 1; }
    50% { width: 90px; opacity: 0.75; }
}
.section-desc { font-size: 16px; color: var(--gray); max-width: 640px; margin: 18px auto 0; }

/* ========== 关于我们 ========== */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; }
.about-lead { font-size: 17px; line-height: 1.9; color: var(--dark); margin-bottom: 18px; }
.about-lead strong { color: var(--orange-deep); }
.about-text p { margin-bottom: 14px; color: var(--gray); font-size: 15px; }
.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-card {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 24px; border-radius: var(--radius);
    background: var(--gray-light); transition: var(--transition);
}
.about-card:hover { background: var(--orange-soft); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.ac-icon { font-size: 30px; flex-shrink: 0; }
.about-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.about-card p { font-size: 13px; color: var(--gray); }

/* ========== 战略合作 ========== */
.partner { background: linear-gradient(180deg, var(--orange-soft) 0%, var(--white) 100%); }
.partner-wrap {
    text-align: center; padding: 72px 56px; border-radius: 24px;
    background: linear-gradient(150deg, #FFB07A 0%, #FF8438 60%, #F0641C 100%);
    color: var(--white); position: relative; overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.partner-wrap::before, .partner-wrap::after {
    content: ''; position: absolute; border-radius: 50%;
    background: rgba(255,255,255,0.07);
}
.partner-wrap::before { width: 300px; height: 300px; top: -120px; left: -80px; }
.partner-wrap::after { width: 200px; height: 200px; bottom: -80px; right: -40px; }
.partner-badge {
    display: inline-block; padding: 8px 24px; border-radius: 32px;
    background: rgba(255,255,255,0.16); border: 1px solid rgba(255,255,255,0.35);
    font-size: 13px; font-weight: 600; letter-spacing: 2px; margin-bottom: 24px;
}
.partner-title { font-size: 44px; font-weight: 800; line-height: 1.25; margin-bottom: 20px; }
.partner-title span { font-weight: 400; opacity: 0.92; }
.partner-desc { max-width: 620px; margin: 0 auto 44px; opacity: 0.92; font-size: 15px; }
.partner-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; position: relative; z-index: 2; }
.partner-item {
    background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.22);
    border-radius: var(--radius); padding: 28px 22px; text-align: left;
    transition: var(--transition); backdrop-filter: blur(4px);
}
.partner-item:hover { background: rgba(255,255,255,0.2); transform: translateY(-6px); }
.pi-num { font-size: 14px; font-weight: 800; opacity: 0.7; margin-bottom: 8px; letter-spacing: 1px; }
.partner-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.partner-item p { font-size: 13px; opacity: 0.85; }

/* ========== 产品服务 ========== */
.products { background: var(--white); }
.product-tabs {
    display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
    margin-bottom: 44px;
}
.ptab {
    display: inline-block; padding: 11px 22px; border-radius: 32px; border: 1.5px solid #ECECEF;
    background: var(--white); color: var(--gray);
    font-size: 14px; font-weight: 600; font-family: inherit;
    cursor: pointer; transition: var(--transition);
}
.ptab:hover { border-color: var(--orange); color: var(--orange); transform: translateY(-2px); }
.ptab.active {
    background: linear-gradient(135deg, var(--orange), var(--orange-deep));
    color: var(--white) !important; border-color: transparent;
    box-shadow: var(--shadow-md);
}
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-bottom: 56px; }
.product-card {
    display: block; color: inherit;
    border-radius: var(--radius); overflow: hidden;
    background: var(--white); border: 1px solid #F0F0F2;
    box-shadow: var(--shadow-sm);
    transition: var(--transition); position: relative;
}
.product-card:hover { transform: translateY(-10px) scale(1.01); box-shadow: var(--shadow-lg); border-color: transparent; }
.card-img { position: relative; aspect-ratio: 16/10; overflow: hidden; background: var(--gray-light); }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.product-card:hover .card-img img { transform: scale(1.08); }
.card-tag {
    position: absolute; top: 14px; left: 14px; z-index: 2;
    background: linear-gradient(135deg, var(--orange), var(--orange-deep));
    color: var(--white); font-size: 12px; font-weight: 600;
    padding: 5px 14px; border-radius: 20px;
}
.card-img-placeholder {
    display: flex; align-items: center; justify-content: center;
    font-size: 56px; background: linear-gradient(150deg, var(--orange-soft), var(--white));
}
.card-body { padding: 24px; }
.card-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--dark); }
.card-body p { font-size: 14px; color: var(--gray); margin-bottom: 16px; line-height: 1.7; }
.card-link {
    display: inline-block; font-size: 14px; font-weight: 600; color: var(--orange);
    border-bottom: 1.5px solid rgba(255,107,53,0.4);
    transition: var(--transition);
}
.product-card:hover .card-link { color: var(--orange-deep); border-color: var(--orange-deep); transform: translateX(4px); }

/* 产品详情面板 */
.product-details {
    display: flex; flex-direction: column; gap: 28px;
    scroll-margin-top: 90px;
}
.product-detail {
    display: none;
    background: var(--white); border: 1px solid #F0F0F2;
    border-radius: 20px; box-shadow: var(--shadow-sm);
    padding: 36px; scroll-margin-top: 90px;
    animation: pdFade 0.5s ease;
}
.product-detail.active { display: block; }
@keyframes pdFade {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}
.pd-head { display: grid; grid-template-columns: 340px 1fr; gap: 32px; margin-bottom: 30px; }
.pd-img {
    aspect-ratio: 4/3; border-radius: 16px; overflow: hidden;
    background: var(--gray-light);
}
.pd-img img { width: 100%; height: 100%; object-fit: cover; }
.pd-img.card-img-placeholder { font-size: 72px; }
.pd-title .pd-tag {
    display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 2px;
    color: var(--orange); text-transform: uppercase; margin-bottom: 10px;
}
.pd-title h3 { font-size: 26px; font-weight: 800; margin-bottom: 6px; }
.pd-sub { font-size: 15px; font-weight: 600; color: var(--orange-deep); margin-bottom: 12px; }
.pd-title p { font-size: 14px; color: var(--gray); line-height: 1.8; }
.hl { color: var(--orange-deep); font-weight: 700; }
.pd-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 26px; }
.pfeat {
    padding: 22px; border-radius: 14px; background: var(--gray-light);
    transition: var(--transition);
}
.pfeat:hover { background: var(--orange-soft); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.pf-num {
    display: inline-block; font-size: 12px; font-weight: 800; color: var(--orange-deep);
    letter-spacing: 1px; margin-bottom: 8px;
}
.pfeat h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.pfeat p { font-size: 13.5px; color: var(--gray); line-height: 1.75; }
.pd-spec { margin-bottom: 26px; }
.pd-spec h4, .pd-scene h4, .pd-insight h4, .pd-case h4 {
    font-size: 17px; font-weight: 700; margin-bottom: 14px; color: var(--dark);
    position: relative; padding-left: 14px;
}
.pd-spec h4::before, .pd-scene h4::before, .pd-insight h4::before, .pd-case h4::before {
    content: ''; position: absolute; left: 0; top: 5px; bottom: 5px; width: 4px;
    border-radius: 4px; background: linear-gradient(var(--orange), var(--amber));
}
.pd-spec table {
    width: 100%; border-collapse: collapse;
    background: var(--white); border-radius: 12px; overflow: hidden;
    box-shadow: 0 2px 12px rgba(255,107,53,0.06);
}
.pd-spec td {
    padding: 12px 16px; font-size: 13.5px; border: 1px solid #F0F0F2;
}
.pd-spec tr td:first-child, .pd-spec tr td:nth-child(3) {
    font-weight: 700; color: var(--dark); background: var(--orange-soft);
    width: 18%;
}
.pd-scene { margin-bottom: 0; }
.pd-scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.pscene {
    padding: 20px; border-radius: 14px;
    background: linear-gradient(160deg, var(--orange-soft), var(--white));
    border: 1px solid rgba(255,107,53,0.14);
}
.pscene h5 { font-size: 14px; font-weight: 700; color: var(--orange-deep); margin-bottom: 6px; }
.pscene p { font-size: 13px; color: var(--gray); line-height: 1.7; }
.pd-flow {
    padding: 16px 20px; border-radius: 12px; font-size: 13.5px;
    background: var(--white); border: 1.5px dashed rgba(255,107,53,0.35);
    color: var(--gray); line-height: 1.8;
}
.pd-flow strong { color: var(--orange-deep); }

/* ========== 资质荣誉 ========== */
.honors { background: var(--gray-light); }
.honors-wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items: center; }
.honor-cert { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.honor-cert img { width: 100%; height: auto; }
.cert-label {
    position: absolute; bottom: 14px; left: 14px;
    background: rgba(255,255,255,0.93); color: var(--orange-deep);
    font-size: 13px; font-weight: 700; padding: 6px 16px; border-radius: 20px;
}
.honor-group { margin-bottom: 28px; }
.honor-group h3 { font-size: 17px; font-weight: 700; margin-bottom: 16px; color: var(--dark); position: relative; padding-left: 14px; }
.honor-group h3::before {
    content: ''; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px;
    border-radius: 4px; background: linear-gradient(var(--orange), var(--amber));
}
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
    padding: 9px 18px; border-radius: 24px; font-size: 13px; font-weight: 500;
    background: var(--white); border: 1px solid #EDEDF0; color: var(--dark);
    transition: var(--transition); cursor: default;
}
.chip:hover { border-color: var(--orange); color: var(--orange); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.chip.gold { border-color: rgba(255,179,0,0.35); color: #B8860B; }
.chip.gold:hover { background: #FFF8E8; border-color: var(--amber); }

/* ========== 联系我们 ========== */
.contact { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.ci { display: flex; gap: 18px; padding: 22px; border-radius: var(--radius); background: var(--gray-light); transition: var(--transition); }
.ci:hover { background: var(--orange-soft); transform: translateX(6px); }
.ci-icon { font-size: 26px; flex-shrink: 0; }
.ci strong { font-size: 15px; font-weight: 700; display: block; margin-bottom: 2px; }
.ci p { font-size: 14px; color: var(--gray); }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-form input, .contact-form select, .contact-form textarea {
    width: 100%; padding: 14px 18px; border-radius: 12px;
    background: var(--gray-light); border: 2px solid transparent; color: var(--dark);
    font-size: 14px; font-family: inherit; transition: var(--transition); outline: none;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
    border-color: var(--orange); background: var(--white); box-shadow: var(--shadow-sm);
}
.contact-form select { appearance: none; cursor: pointer; color: var(--gray); }
.contact-form textarea { resize: vertical; }

/* ========== 页脚 ========== */
.footer { background: #1F1F26; color: rgba(255,255,255,0.72); padding: 64px 0 0; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 44px; }
.footer-logo { height: 44px; margin-bottom: 14px; }
.footer-brand p { font-size: 14px; line-height: 1.8; }
.footer-nav h4 { color: var(--ink); font-size: 15px; font-weight: 700; margin-bottom: 18px; }
.footer-nav a { display: block; font-size: 14px; padding: 5px 0; transition: var(--transition); }
.footer-nav a:hover { color: var(--o700); transform: translateX(4px); }
.footer-brand .footer-qr { display: flex; gap: 18px; margin-top: 18px; }
.footer-qr { display: flex; gap: 22px; }
.qr-item { text-align: center; }
.qr-item img {
    width: 96px; height: 96px; object-fit: contain;
    background: #fff; padding: 6px; border-radius: 12px;
    box-shadow: 0 6px 18px rgba(27,25,38,0.10);
}
.qr-item span {
    display: block; font-size: 12px; margin-top: 8px;
    color: var(--o700); letter-spacing: 2px; font-weight: 600;
}
.footer-copy { font-size: 13px; }
.footer-bottom {
    padding: 20px 0; border-top: 1px solid rgba(217,84,27,0.18);
    text-align: center; font-size: 13px;
}
.footer-bottom a { transition: var(--transition); }
.footer-bottom a:hover { color: var(--o700); }
.beian-icon { height: 15px; vertical-align: -2px; margin-right: 3px; display: inline; }

/* ========== 滚动渐入动画 ========== */
.js-anim .reveal {
    opacity: 0; transform: translateY(36px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.js-anim .reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ========== 响应式 ========== */
@media (max-width: 968px) {
    .hero-title { font-size: 42px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid, .honors-wrap, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .partner-grid { grid-template-columns: 1fr; }
    .partner-wrap { padding: 48px 28px; }
    .partner-title { font-size: 34px; }
    .footer-top { grid-template-columns: 1fr; gap: 32px; }
    .pd-head { grid-template-columns: 1fr; gap: 24px; }
    .pd-features { grid-template-columns: 1fr; }
    .pd-scene-grid { grid-template-columns: 1fr 1fr; }
    .product-detail { padding: 26px; }
}
@media (max-width: 768px) {
.nav-menu {
        position: fixed; top: 76px; left: 0; right: 0;
        background: var(--white); flex-direction: column; padding: 16px 24px; gap: 4px;
        box-shadow: var(--shadow-md);
        transform: translateY(-20px); opacity: 0; pointer-events: none;
        transition: var(--transition);
    }
    .nav-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .nav-link { color: var(--dark) !important; display: block; padding: 12px 16px; }
    .nav-toggle { display: block; }
    #navMenu .dropdown-toggle { text-align: center; width: 100%; }
    .dropdown-menu {
        position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
        visibility: hidden;
        box-shadow: 0 12px 30px rgba(255,107,53,0.16);
        padding: 0 10px; min-width: 0; white-space: nowrap;
        max-height: 0; overflow: hidden; pointer-events: none;
        transition: max-height 0.35s ease, padding 0.3s ease;
    }
    .nav-dropdown:hover .dropdown-menu { transform: translateX(-50%); visibility: hidden; }
    .nav-dropdown.open .dropdown-menu {
        max-height: 420px; padding: 10px; visibility: visible; pointer-events: auto;
        transition: max-height 0.35s ease, padding 0.3s ease;
    }
    .hero-title { font-size: 32px; min-height: 80px; }
    .hero-sub { font-size: 16px; }
    .section { padding: 80px 0; }
    .section-title { font-size: 28px; }
    .products-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .about-cards { grid-template-columns: 1fr; }
    .pd-scene-grid { grid-template-columns: 1fr; }
    .product-tabs { gap: 8px; }
    .ptab { padding: 9px 16px; font-size: 13px; }
    .pd-spec td { padding: 10px 12px; font-size: 12.5px; }
    .preloader-name { font-size: 16px; }
}

/* ========== 产品详情页 ========== */
.page-hero {
    padding: 148px 0 58px;
    background: linear-gradient(135deg, var(--orange) 0%, var(--orange-deep) 100%);
    position: relative; overflow: hidden; color: var(--white);
}
.page-hero::before, .page-hero::after {
    content: ''; position: absolute; border-radius: 50%; pointer-events: none;
    background: rgba(255,255,255,0.08);
}
.page-hero::before { width: 340px; height: 340px; right: -90px; top: -130px; }
.page-hero::after { width: 230px; height: 230px; left: -70px; bottom: -110px; }
.page-hero .container { position: relative; z-index: 2; }
.page-crumb { font-size: 13px; color: rgba(255,255,255,0.82); margin-bottom: 14px; }
.page-crumb a { color: rgba(255,255,255,0.82); transition: var(--transition); }
.page-crumb a:hover { color: var(--white); }
.page-crumb span { margin: 0 8px; opacity: 0.6; }
.page-crumb em { font-style: normal; font-weight: 700; color: var(--white); }
.page-hero h1 { font-size: 40px; font-weight: 800; letter-spacing: 1px; line-height: 1.3; }
.page-hero-sub { margin-top: 12px; font-size: 15px; font-weight: 600; color: rgba(255,255,255,0.92); max-width: 760px; }

.pd-page { background: var(--gray-light); padding: 56px 0 72px; }
.pd-page .product-detail { display: block; padding: 44px; margin-bottom: 28px; }
.pd-insight {
    padding: 22px 26px; border-radius: 14px; margin-bottom: 26px;
    background: linear-gradient(135deg, #FFF6F0, #FFFFFF);
    border: 1px solid rgba(255,107,53,0.16);
}
.pd-insight p { font-size: 13.5px; color: var(--gray); line-height: 1.85; }
.pd-insight p + p { margin-top: 8px; }
.pd-insight strong { color: var(--orange-deep); }
.pd-case { margin-bottom: 26px; }
.pd-case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pcase {
    padding: 20px 24px; border-radius: 14px;
    background: var(--white); border: 1px solid #F0F0F2;
    transition: var(--transition);
}
.pcase:hover { border-color: rgba(255,107,53,0.35); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.pcase h5 { font-size: 14px; font-weight: 700; color: var(--orange-deep); margin-bottom: 6px; }
.pcase p { font-size: 13px; color: var(--gray); line-height: 1.75; }

.pd-other-box {
    padding: 26px 30px; border-radius: 16px;
    background: var(--white); border: 1px solid #F0F0F2;
    box-shadow: var(--shadow-sm);
}
.pd-other-box h4 {
    font-size: 16px; font-weight: 700; margin-bottom: 14px; color: var(--dark);
    position: relative; padding-left: 14px;
}
.pd-other-box h4::before {
    content: ''; position: absolute; left: 0; top: 5px; bottom: 5px; width: 4px;
    border-radius: 4px; background: linear-gradient(var(--orange), var(--amber));
}
.pd-other-links { display: flex; flex-wrap: wrap; gap: 10px; }
.pd-other-links a {
    padding: 8px 18px; border-radius: 24px; font-size: 13px; font-weight: 600;
    background: var(--gray-light); color: var(--gray);
    border: 1px solid #EDEDF0; transition: var(--transition);
}
.pd-other-links a:hover { background: var(--orange-soft); color: var(--orange-deep); border-color: var(--orange); transform: translateY(-2px); }
.pd-other-links a.on { background: var(--orange-soft); color: var(--orange-deep); border-color: var(--orange); cursor: default; }

.pd-cta {
    padding: 60px 0; text-align: center;
    background: linear-gradient(135deg, var(--orange) 0%, var(--orange-deep) 100%);
    color: var(--white);
}
.pd-cta h3 { font-size: 26px; font-weight: 800; }
.pd-cta p { margin-top: 8px; font-size: 14px; color: rgba(255,255,255,0.9); }
.pd-cta-actions { margin-top: 26px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.pd-cta .btn-ghost { border-color: rgba(255,255,255,0.65); color: var(--white); }
.pd-cta .btn-ghost:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,0.14); }
.pd-cta .btn-primary { box-shadow: 0 10px 30px rgba(0,0,0,0.18); }

@media (max-width: 968px) {
    .pd-case-grid { grid-template-columns: 1fr; }
    .page-hero h1 { font-size: 32px; }
    .pd-page .product-detail { padding: 28px; }
}
@media (max-width: 768px) {
    .page-hero { padding: 120px 0 44px; }
    .page-hero h1 { font-size: 26px; }
    .page-hero-sub { font-size: 13.5px; }
    .pd-page { padding: 40px 0 56px; }
    .pd-cta h3 { font-size: 22px; }
}

/* =========================================================
   橙色单色调 · Orange Tone
   2026-09-07 — 收敛多巴胺彩色，保持橙色主调，以深浅层次区分
   ======================================================== */
:root {
    --ink: #1B1926;
    --muted: #6E6A78;
    --paper: #FFF8F1;
    --paper-deep: #FFEFE0;
    --o300: #FF9E6B;
    --o400: #FF8A4D;
    --o500: #FF6B35;
    --o600: #F0501D;
    --o700: #D9541B;
    --o800: #C93D0E;
    --o900: #B43A0F;
    --dopa-grad: linear-gradient(120deg, var(--o300), var(--o500) 45%, var(--o700));
    --dopa-grad-warm: linear-gradient(120deg, var(--o900), var(--o500) 45%, var(--o300));
    --shadow-soft: 0 10px 40px rgba(27,25,38,0.08);
    --shadow-pop: 0 20px 60px rgba(255,107,53,0.18);
}

.page-warm { background: var(--paper); }

/* ===== 开场动画（多巴胺） ===== */
.preloader { background: linear-gradient(160deg, #FFF8F1 0%, #FFE9DF 45%, #FFD9C2 100%); }
.preloader-logo { border-radius: 28px; background: #FFFDFA; box-shadow: 0 20px 60px rgba(255,107,53,0.25); }
.preloader-logo img { border-radius: 12px; }
.preloader-name { color: var(--ink); }
.preloader-line { background: rgba(255,107,53,0.14); }
.preloader-line span { background: var(--dopa-grad); }

/* ===== 导航栏（暖色页面深字 / 产品页衬字） ===== */
.page-warm .nav { box-shadow: none; }
.page-warm .nav .nav-link { color: var(--ink); }
.page-warm .nav .nav-link:hover, .page-warm .nav .nav-link.active { color: var(--o600); background: rgba(255,107,53,0.10); }
.page-warm .nav.scrolled { background: rgba(255,251,247,0.88); backdrop-filter: blur(18px); box-shadow: 0 6px 30px rgba(27,25,38,0.07); }
.dropdown-item:hover { color: var(--o700); background: rgba(255,107,53,0.08); }

/* ===== Hero 主视觉 ===== */
.hero {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    background:
        radial-gradient(60% 55% at 85% 12%, rgba(255,138,77,0.14), transparent 62%),
        radial-gradient(52% 48% at 6% 28%, rgba(212,84,26,0.12), transparent 62%),
        radial-gradient(55% 55% at 50% 105%, rgba(255,107,53,0.11), transparent 60%),
        linear-gradient(160deg, #FFF8F1 0%, #FFF1E4 55%, #FFE3D0 100%);
    overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; inset: 0; width: 100%; height: 100%;
    background-image: radial-gradient(rgba(27,25,38,0.035) 1px, transparent 1px);
    background-size: 26px 26px;
    -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.5), transparent 78%);
            mask-image: linear-gradient(180deg, rgba(0,0,0,0.5), transparent 78%);
    pointer-events: none;
}
.hero-content {
    position: relative; z-index: 3; width: 100%;
    max-width: 1200px; margin: 0 auto; padding: 140px 24px 100px;
    display: grid; grid-template-columns: 1fr; gap: 0; align-items: center;
    text-align: left;
    pointer-events: none;
}
.hero-content > div { max-width: 720px; }
.hero-content a, .hero-content .btn, .hero-content .trust-chip { pointer-events: auto; }
.hero-badge {
    padding: 9px 22px; font-size: 13px; font-weight: 700; letter-spacing: 1.5px;
    background: rgba(255,255,255,0.72); color: var(--o700);
    border: 1px solid rgba(217,84,27,0.28); border-radius: 40px;
    box-shadow: 0 6px 22px rgba(255,107,53,0.14);
    animation: badgeFloat 4s ease-in-out infinite;
}
.hero-title {
    font-size: 54px; font-weight: 900; letter-spacing: -0.5px; line-height: 1.24;
    color: var(--ink); margin-bottom: 20px; min-height: 66px;
}
.hero-rainbow {
    background: linear-gradient(92deg, var(--o400) 0%, var(--o600) 48%, var(--o900) 82%);
    background-size: 200% 200%;
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
    animation: rainbowShift 6s ease infinite;
}
@keyframes rainbowShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
.typing-cursor { color: var(--o600); }
.hero-sub { font-size: 18px; color: var(--muted); margin-bottom: 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.btn-primary { background: linear-gradient(135deg, var(--o400), var(--o600)); box-shadow: 0 12px 32px rgba(255,107,53,0.28); }
.btn-primary:hover { transform: translateY(-4px); box-shadow: 0 18px 44px rgba(255,107,53,0.36); }
.btn-ghost { border: 2px solid rgba(27,25,38,0.16); color: var(--ink); background: rgba(255,255,255,0.55); }
.btn-ghost:hover { border-color: var(--o600); color: var(--o600); background: #fff; transform: translateY(-4px); }
.hero-trust { display: flex; flex-wrap: wrap; gap: 10px; }
.trust-chip {
    font-size: 12.5px; font-weight: 600; color: var(--muted);
    padding: 6px 14px; border-radius: 30px;
    background: rgba(255,255,255,0.6); border: 1px solid rgba(27,25,38,0.08);
}

/* Hero 右侧视觉装置 */
.hero-art { position: relative; height: 430px; display: flex; align-items: center; justify-content: center; }
.hero-blob {
    position: absolute; border-radius: 50%; filter: blur(1px);
    animation: blobFloat 8s ease-in-out infinite;
}
.hero-blob.b1 { width: 200px; height: 200px; top: 4%; left: 2%; background: radial-gradient(circle at 32% 30%, #FFC3A6, #FF6B35 78%); }
.hero-blob.b2 { width: 150px; height: 150px; top: 8%; right: 4%; background: radial-gradient(circle at 32% 30%, #FFC19E, #E0601F 80%); animation-delay: -2s; }
.hero-blob.b3 { width: 180px; height: 180px; bottom: 6%; right: 12%; background: radial-gradient(circle at 32% 30%, #FFBE8A, #D9541B 80%); animation-delay: -4s; }
.hero-blob.b4 { width: 92px; height: 92px; bottom: 16%; left: 10%; background: radial-gradient(circle at 32% 30%, #FFD9B0, #FF9E6B 82%); animation-delay: -1s; }
.hero-blob.b5 { width: 60px; height: 60px; top: 46%; left: 42%; background: radial-gradient(circle at 32% 30%, #FFEDDF, #FFB98A 84%); animation-delay: -3s; }
@keyframes blobFloat {
    0%, 100% { transform: translateY(0) scale(1) rotate(0deg); }
    50% { transform: translateY(-22px) scale(1.05) rotate(6deg); }
}
.hero-sticker {
    position: relative; z-index: 2;
    width: 216px; height: 216px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; text-align: center;
    background:
        radial-gradient(circle at 28% 22%, rgba(255,255,255,0.95), rgba(255,255,255,0.55) 42%, transparent 70%),
        linear-gradient(150deg, #FFD9B0, #FF6B35 45%, #E05A1E 80%);
    border: 2.5px dashed rgba(255,255,255,0.85);
    box-shadow: 0 24px 60px rgba(255,107,53,0.30);
    animation: stickerSpin 26s linear infinite;
}
.hero-sticker:hover { animation-play-state: paused; }
.hero-sticker span { display: block; animation: stickerSpinRev 26s linear infinite; }
.hero-sticker em { display: block; font-style: normal; font-weight: 900; font-size: 19px; letter-spacing: 8px; color: #fff; text-shadow: 0 2px 10px rgba(255,107,53,0.45); }
.hero-sticker b { display: block; margin-top: 6px; font-size: 11px; font-weight: 700; letter-spacing: 1px; color: rgba(255,255,255,0.92); }
.hero-sticker small { display: block; margin-top: 8px; font-size: 13px; color: #fff; opacity: 0.95; }
@keyframes stickerSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes stickerSpinRev { from { transform: rotate(0deg); } to { transform: rotate(-360deg); } }

/* ===== 数据统计 ===== */
.stats { margin-top: -42px; }
.stats-grid { background: #FFFDFA; border-radius: 24px; box-shadow: var(--shadow-soft); padding: 30px 22px; gap: 12px; }
.stat-item { position: relative; padding: 10px 8px; border-radius: 20px; transition: transform 0.3s ease; }
.stat-item:hover { transform: translateY(-4px); }
.stat-num {
    background: linear-gradient(120deg, var(--o400), var(--o600) 55%, var(--o800));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
    font-size: 48px; font-weight: 900;
}
.stat-unit { color: var(--o700); }
.stat-label { color: var(--muted); font-weight: 500; }

/* ===== 通用 Section ===== */
.section-title { font-size: 40px; font-weight: 900; letter-spacing: -0.5px; color: var(--ink); }
.tag { color: var(--o600); font-weight: 800; letter-spacing: 4px; }
.section-line { width: 64px; height: 5px; border-radius: 4px; background: var(--dopa-grad); }
@keyframes linePulse { 0%, 100% { width: 64px; opacity: 1; } 50% { width: 100px; opacity: 0.7; } }
.section-desc { color: var(--muted); }

/* ===== 关于 ===== */
.about { background: var(--paper); }
.about-lead strong { color: var(--o700); }
.about-text p { color: var(--muted); }
.about-card { background: #FFF6EF; border: 1px solid rgba(255,107,53,0.14); border-radius: 20px; }
.about-card:nth-child(2) { background: #FDE9DB; border-color: rgba(240,80,29,0.18); }
.about-card:nth-child(3) { background: #FBE0CC; border-color: rgba(217,84,27,0.20); }
.about-card:nth-child(4) { background: #F7D3BC; border-color: rgba(201,61,14,0.22); }
.about-card:hover { background: #fff; transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.ac-icon {
    width: 54px; height: 54px; border-radius: 17px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: #fff; font-size: 26px; box-shadow: 0 6px 18px rgba(27,25,38,0.08);
}
.about-card:nth-child(2) .ac-icon { box-shadow: 0 6px 18px rgba(240,80,29,0.16); }
.about-card:nth-child(3) .ac-icon { box-shadow: 0 6px 18px rgba(217,84,27,0.16); }
.about-card:nth-child(4) .ac-icon { box-shadow: 0 6px 18px rgba(201,61,14,0.16); }

/* ===== 战略合作 ===== */
.partner { background: linear-gradient(180deg, #FFEFE0 0%, var(--paper) 100%); }
.partner-wrap { background: linear-gradient(135deg, #FFB07A 0%, #FF8438 55%, #F0641C 120%); border-radius: 28px; }
.partner-item { background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.26); }
.partner-item:hover { background: rgba(255,255,255,0.24); transform: translateY(-6px); }

/* ===== 产品卡片（彩色强调） ===== */
.products { background: #FFFDFA; }
.product-tabs { margin-bottom: 44px; }
.ptab { border-radius: 30px; border: 1.5px solid #EDE9F0; color: var(--muted); }
.ptab:hover { border-color: var(--o600); color: var(--o600); }
.product-card { border-radius: 22px; border: 1px solid rgba(27,25,38,0.06); box-shadow: var(--shadow-soft); }
.product-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 5px;
    background: linear-gradient(90deg, var(--acc, var(--orange)), transparent 90%);
    opacity: 0.95; z-index: 2;
}
.product-card:hover { transform: translateY(-10px) scale(1.01); box-shadow: 0 22px 55px rgba(27,25,38,0.13); border-color: rgba(27,25,38,0.10); }
.card-img { background: var(--acc-soft, var(--gray-light)); }
.card-tag { background: var(--acc, var(--orange)); color: #fff; font-weight: 700; }
.card-body h3 { color: var(--ink); }
.card-body p { color: var(--muted); }
.card-link { color: var(--acc, var(--orange)); border-bottom-color: var(--acc, var(--orange)); }
.product-card:hover .card-link { color: var(--acc, var(--orange)); border-color: var(--acc, var(--orange)); transform: translateX(4px); }
.card-img-placeholder { background: var(--acc-soft, var(--gray-light)); }

/* 科创转化卡片 */
.tech-card .card-img { display: flex; align-items: center; justify-content: center; }
.tech-card .card-img .big { font-size: 62px; }

/* ===== 资质荣誉 ===== */
.honors { background: var(--paper); }
.honor-group h3 { color: var(--ink); }
.chip { border-radius: 30px; border: 1px solid rgba(27,25,38,0.07); background: #fff; }
.chip:nth-child(5n+1) { background: #FFF6EF; color: #C23A0A; border-color: rgba(255,107,53,0.22); }
.chip:nth-child(5n+2) { background: #FFF1E4; color: #D8541F; border-color: rgba(255,107,53,0.24); }
.chip:nth-child(5n+3) { background: #FFE9DB; color: #C84612; border-color: rgba(240,80,29,0.22); }
.chip:nth-child(5n+4) { background: #FAD9C2; color: #A0320A; border-color: rgba(217,84,27,0.22); }
.chip:hover { border-color: var(--o600); color: var(--o600); transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.chip.gold { background: #F7E3D2; color: #B43A0F; border-color: rgba(180,58,15,0.40); }
.chip.gold:hover { background: #F0C0A0; color: #8F2E08; border-color: var(--o700); }
.cert-label { color: var(--ink); }

/* ===== 联系我们 ===== */
.contact { background: #FFFDFA; }
.ci { background: #FFF3EC; border: 1px solid rgba(255,107,53,0.12); border-radius: 18px; }
.ci:nth-child(2) { background: #FDE9DB; border-color: rgba(240,80,29,0.16); }
.ci:nth-child(3) { background: #F7D3BC; border-color: rgba(201,61,14,0.18); }
.ci:hover { background: #fff; transform: translateX(6px); box-shadow: var(--shadow-soft); }
.ci-icon {
    width: 52px; height: 52px; border-radius: 16px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: #fff; font-size: 24px; box-shadow: 0 6px 18px rgba(27,25,38,0.08);
}
.contact-form input, .contact-form select, .contact-form textarea { background: #FAF7F2; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--o600); box-shadow: 0 0 0 4px rgba(255,107,53,0.12); }

/* ===== 静态子页 Hero ===== */
.sub-hero {
    padding: 158px 0 62px; position: relative; overflow: hidden;
    background:
        radial-gradient(55% 60% at 88% 10%, rgba(255,138,77,0.14), transparent 62%),
        radial-gradient(48% 55% at 6% 22%, rgba(212,84,26,0.12), transparent 60%),
        linear-gradient(160deg, #FFF8F1 0%, #FFF1E4 60%, #FFE3D0 100%);
}
.sub-hero::before {
    content: ''; position: absolute; inset: 0;
    background-image: radial-gradient(rgba(27,25,38,0.05) 1px, transparent 1px);
    background-size: 26px 26px;
    -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.45), transparent 70%);
            mask-image: linear-gradient(180deg, rgba(0,0,0,0.45), transparent 70%);
    pointer-events: none;
}
.sub-hero .container { position: relative; z-index: 2; }
.sub-hero-crumb { font-size: 13px; color: var(--muted); margin-bottom: 16px; font-weight: 500; }
.sub-hero-crumb a { color: var(--muted); }
.sub-hero-crumb a:hover { color: var(--o600); }
.sub-hero-crumb span { margin: 0 8px; opacity: 0.55; }
.sub-hero-crumb em { font-style: normal; font-weight: 700; color: var(--ink); }
.sub-hero h1 { font-size: 46px; font-weight: 900; letter-spacing: -0.5px; line-height: 1.25; color: var(--ink); }
.sub-hero p { margin-top: 14px; font-size: 16px; color: var(--muted); max-width: 640px; }
.sub-hero-tag {
    display: inline-block; margin-bottom: 16px; padding: 8px 20px;
    border-radius: 32px; font-size: 12.5px; font-weight: 800; letter-spacing: 3px;
    background: rgba(255,255,255,0.7); color: var(--o700);
    border: 1px solid rgba(217,84,27,0.24);
}

/* ===== 产品页 / CTA 配色统一 ===== */
.page-hero { background: linear-gradient(135deg, #FFB07A 0%, #FF8438 52%, #F0641C 115%); }
.pd-cta { background: linear-gradient(135deg, #FFB07A 0%, #FF8438 52%, #F0641C 115%); }
.pd-cta .btn-primary { background: #fff; color: var(--o700); box-shadow: 0 10px 26px rgba(0,0,0,0.16); }
.pd-cta .btn-primary:hover { transform: translateY(-3px); background: #FFEBDD; }

/* ===== 页脚 ===== */
.footer {
    background: linear-gradient(160deg, #FFF5EC 0%, #FFEADB 55%, #FFDFC9 100%);
    color: var(--ink);
    position: relative;
}
.footer::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 5px;
    background: linear-gradient(90deg, #B43A0F, #FF6B35 50%, #FFD9C2);
}
.footer-nav a:hover { color: var(--o700); }

/* =========================================================
   色条化 · Bar Tone
   2026-09-07 — 取消圆角大色块，统一为白底+细边框+顶部橙色彩条
   ======================================================== */

/* 首页数据统计 */
.stats-grid { background: #fff; border: 1px solid #F0E4D8; border-top: 4px solid var(--o500); border-radius: 8px; box-shadow: var(--shadow-soft); }

/* 战略合作 / 到访指引 Banner */
.partner-wrap { background: #fff; color: var(--ink); border: 1px solid #F0E4D8; border-top: 5px solid var(--o500); border-radius: 8px; box-shadow: var(--shadow-soft); }
.partner-wrap::before, .partner-wrap::after { background: rgba(255,107,53,0.07); }
.partner-badge { background: var(--o500); color: #fff; border: 1px solid var(--o600); }
.partner-title, .partner-title span { color: var(--ink); }
.partner-desc { color: var(--muted); opacity: 1; }
.partner-item { background: #fff; color: var(--ink); border: 1px solid rgba(217,84,27,0.22); border-radius: 8px; }
.partner-item:hover { background: #FFFDFA; box-shadow: var(--shadow-soft); }
.partner-item h4, .partner-item p { color: var(--ink); opacity: 1; }
.pi-num { color: var(--o600); }

/* 产品详情页页头 / CTA */
.page-hero { background: #fff; color: var(--ink); border-top: 6px solid var(--o500); }
.page-hero::before, .page-hero::after { background: rgba(255,107,53,0.08); }
.page-hero h1 { color: var(--ink); }
.page-hero-sub { color: var(--muted); }
.page-crumb, .page-crumb a { color: var(--muted); }
.page-crumb a:hover { color: var(--o600); }
.page-crumb em { color: var(--ink); }
.pd-cta { background: #fff; color: var(--ink); border-top: 6px solid var(--o500); }
.pd-cta h3 { color: var(--ink); }
.pd-cta p { color: var(--muted); }
.pd-cta .btn-ghost { border-color: rgba(217,84,27,0.35); color: var(--o700); }
.pd-cta .btn-ghost:hover { background: #FFF8F1; border-color: var(--o600); color: var(--o600); }
.pd-cta .btn-primary { background: linear-gradient(135deg, var(--o400), var(--o600)); color: #fff; box-shadow: 0 12px 32px rgba(255,107,53,0.28); }

/* 产品卡片（保留顶部色条，收敛圆角） */
.product-detail { border-radius: 10px; }
.product-card { border-radius: 10px; }
.product-card::before { height: 4px; background: var(--acc, var(--o500)); }
.pd-other-box { border-radius: 10px; border: 1px solid #F0E4D8; }

/* 产品详情信息卡片 */
.pfeat { background: #fff; border: 1px solid rgba(217,84,27,0.16); border-top: 4px solid var(--o500); border-radius: 8px; }
.pfeat:hover { background: #FFFDFA; box-shadow: var(--shadow-soft); }
.pd-insight { background: #fff; border-left: 4px solid var(--o500); border-radius: 8px; border-top: none; border-bottom: 1px solid #F0E4D8; border-right: 1px solid #F0E4D8; }
.pscene { background: #fff; border: 1px solid rgba(217,84,27,0.16); border-top: 4px solid var(--o500); border-radius: 8px; }
.pcase { border-radius: 8px; border: 1px solid rgba(217,84,27,0.16); }
.pd-flow { border-radius: 8px; }

/* 产品 Tab / 荣誉标签：胶囊改小圆角 */
.ptab { border-radius: 10px; }
.chip { border-radius: 10px; }
.chip:nth-child(5n+1), .chip:nth-child(5n+2), .chip:nth-child(5n+3), .chip:nth-child(5n+4), .chip.gold { background: #fff; color: var(--o700); border-color: rgba(217,84,27,0.20); }
.chip.gold { border-color: rgba(180,58,15,0.40); }
.chip:hover { border-color: var(--o600); color: var(--o600); }

/* 关于卡片 / 联系信息卡片：白底+顶部色条 */
.about-card, .about-card:nth-child(2), .about-card:nth-child(3), .about-card:nth-child(4) { background: #fff; border: 1px solid rgba(217,84,27,0.18); border-top: 4px solid var(--o500); border-radius: 8px; }
.about-card:hover, .about-card:nth-child(2):hover, .about-card:nth-child(3):hover, .about-card:nth-child(4):hover { background: #FFFDFA; box-shadow: var(--shadow-soft); }
.ci, .ci:nth-child(2), .ci:nth-child(3) { background: #fff; border: 1px solid rgba(217,84,27,0.18); border-top: 4px solid var(--o500); border-radius: 8px; }
.ci:hover, .ci:nth-child(2):hover, .ci:nth-child(3):hover { background: #FFFDFA; transform: translateX(4px); box-shadow: var(--shadow-soft); }

/* 联系表单输入框：浅暖底改白底细边框 */
.contact-form input, .contact-form select, .contact-form textarea { background: #fff; border: 1px solid #EADFD4; border-radius: 8px; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--o600); box-shadow: 0 0 0 4px rgba(255,107,53,0.12); }

/* 开场动画 Logo 角 */
.preloader-logo { border-radius: 16px; }

/* ===== 多巴胺响应式 ===== */
@media (max-width: 968px) {
    .hero { flex-direction: column; justify-content: flex-start; }
    .hero-content { order: 1; grid-template-columns: 1fr; gap: 0; text-align: center; width: 100%; padding: 96px 24px 48px; }
    .hero-content > div { max-width: 640px; margin: 0 auto; }
    .hero-badge { padding: 8px 16px; font-size: 12.5px; }
    .hero-title { font-size: 38px; min-height: 0; }
    .topo-data { order: 2; margin: 4px 0 22px; }
    .hero-actions, .hero-trust { justify-content: center; }
    .section-title { font-size: 32px; }
    .sub-hero h1 { font-size: 34px; }
    .sub-hero { padding: 136px 0 48px; }
}
@media (max-width: 768px) {
    .hero { min-height: 92vh; }
    .hero-title { font-size: 32px; min-height: 82px; }
    .hero-sub { font-size: 15.5px; }
    .hero-content { padding: 84px 20px 40px; }
    .hero-sticker { width: 168px; height: 168px; }
    .hero-sticker em { font-size: 16px; letter-spacing: 6px; }
    .hero-blob.b1 { width: 140px; height: 140px; }
    .hero-blob.b2 { width: 110px; height: 110px; }
    .hero-blob.b3 { width: 130px; height: 130px; }
    .stat-num { font-size: 38px; }
    .about-cards { gap: 12px; }
    .sub-hero h1 { font-size: 28px; }
    .sub-hero p { font-size: 14.5px; }
}

/* =========================================================
   首页新组件 · 拓扑可视化 / 业务链 / 实力卡
   2026-09-07 — Hero 右侧配电网拓扑面板 + 从感知到赋能 + 为什么选择威卓
   ======================================================== */

/* ---- Hero 背景：配电网拓扑可视化（全屏放大 + 虚化氛围） ---- */
.hero-art {
    position: absolute; inset: 0; width: 100%; height: 100%;
    z-index: 1; perspective: 1200px;
    display: flex; align-items: center; justify-content: center;
}
.hero-art::after {
    content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none;
    background: linear-gradient(90deg,
        rgba(255,251,247,0.72) 0%, rgba(255,248,242,0.46) 30%,
        rgba(255,248,242,0.08) 56%, rgba(255,248,242,0) 74%);
}
.topo-parallax {
    position: absolute; inset: 0;
    will-change: transform; transform-style: preserve-3d;
}

/* ---- 随机玻璃气泡背景 ---- */
.bubbles { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.bubble {
    position: absolute;
    border-radius: 50%;
    pointer-events: auto;
    cursor: pointer;
    left: var(--bx, 50%); top: 104%;
    width: var(--bs, 80px); height: var(--bs, 80px);
    margin-left: calc(var(--bs, 80px) / -2);
    margin-top: calc(var(--bs, 80px) / -2);
    background:
        radial-gradient(circle at 32% 26%,
            rgba(255,255,255,0.92),
            rgba(255,255,255,0.10) 34%,
            rgba(255,255,255,0.02) 52%,
            rgba(255,255,255,0) 70%),
        radial-gradient(circle at 68% 74%,
            rgba(255,255,255,0.10),
            rgba(255,255,255,0) 60%);
    border: 1px solid rgba(255,255,255,0.55);
    box-shadow:
        inset 6px 6px 16px rgba(255,255,255,0.22),
        inset -6px -8px 18px rgba(217,84,27,0.08),
        0 18px 40px rgba(217,84,27,0.10);
    opacity: 0;
    animation: bubbleRise var(--bd, 9s) linear infinite;
    animation-delay: var(--bdl, 0s);
    will-change: transform, opacity;
    transition: box-shadow 0.2s ease;
}
.bubble:hover { box-shadow: inset 6px 6px 16px rgba(255,255,255,0.30), inset -6px -8px 18px rgba(217,84,27,0.12), 0 18px 46px rgba(217,84,27,0.18); }
.bubble.pop { animation: bubblePop 0.5s ease-out forwards !important; pointer-events: none; }
@keyframes bubblePop {
    0%   { transform: scale(1);          opacity: 0.9; }
    30%  { transform: scale(1.28);       opacity: 1; }
    100% { transform: scale(1.65);       opacity: 0; filter: blur(2px); }
}
.bx-ring {
    position: absolute; width: 52px; height: 52px; border-radius: 50%;
    border: 2px solid #fff; pointer-events: none; mix-blend-mode: screen;
    animation: bxRing 0.6s ease-out forwards;
}
@keyframes bxRing {
    from { transform: translate(-50%, -50%) scale(0.18); opacity: 0.95; }
    to   { transform: translate(-50%, -50%) scale(2.4);  opacity: 0; }
}
.bx-spark {
    position: absolute; width: 7px; height: 7px; border-radius: 50%;
    background: var(--c, #fff); pointer-events: none; mix-blend-mode: screen;
    opacity: 0;
    animation: bxBurst 0.62s ease-out forwards;
    animation-delay: var(--dl, 0s);
}
@keyframes bxBurst {
    from { transform: translate(-50%, -50%) translate3d(0, 0, 0) scale(1); opacity: 1; }
    to   { transform: translate(-50%, -50%) translate3d(var(--dx, 60px), var(--dy, -80px), 0) scale(0.15); opacity: 0; }
}
.bubble::before {
    content: ''; position: absolute; inset: 0; border-radius: 50%;
    background: radial-gradient(circle at 30% 24%,
        rgba(255,255,255,0.65),
        rgba(255,255,255,0) 42%);
    mix-blend-mode: screen;
}
.bubble::after {
    content: ''; position: absolute; inset: 0; border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.28);
    box-shadow: inset -4px -6px 12px rgba(255,255,255,0.06);
}
.bubble.b-teal { border-color: rgba(120,222,228,0.5); }
.bubble.b-teal::before { background: radial-gradient(circle at 30% 24%, rgba(173,240,244,0.55), rgba(0,168,178,0) 45%); }
.bubble.b-violet { border-color: rgba(178,152,240,0.5); }
.bubble.b-amber { border-color: rgba(255,200,110,0.55); }
.bubble.b-bokeh { opacity: 0; animation-duration: calc(var(--bd, 9s) * 1.5); filter: blur(1.6px); border-width: 1.5px; }
.bubble.b-floaty { animation-duration: calc(var(--bd, 9s) * 0.8); }
@keyframes bubbleRise {
    from { transform: translate3d(0, 0, 0); opacity: 0; }
    6%   { opacity: var(--bo, 0.6); }
    50%  { transform: translate3d(calc(var(--bxsh, 14px) * 0.6), -55vh, 0); opacity: var(--bo, 0.6); }
    92%  { opacity: var(--bo, 0.6); }
    to   { transform: translate3d(var(--bxsh, 14px), -116vh, 0); opacity: 0; }
}

/* 多色氛围光斑（玻璃虚化的色彩来源） */
.topo-glow {
    position: absolute; border-radius: 50%; pointer-events: none;
    filter: blur(46px); z-index: 0;
}
.topo-glow-1 {
    width: 620px; height: 620px; top: 0; right: 2%;
    background: radial-gradient(circle, rgba(255,120,66,0.55), rgba(255,120,66,0));
    animation: glowDrift 9s ease-in-out infinite;
}
.topo-glow-2 {
    width: 540px; height: 540px; bottom: -60px; left: 6%;
    background: radial-gradient(circle, rgba(0,168,178,0.50), rgba(0,168,178,0));
    animation: glowDrift 11s ease-in-out infinite reverse;
}
.topo-glow-3 {
    width: 460px; height: 460px; top: 34%; left: 22%;
    background: radial-gradient(circle, rgba(124,90,220,0.42), rgba(124,90,220,0));
    animation: glowDrift 13s ease-in-out infinite;
    animation-delay: -3s;
}
.topo-glow-4 {
    width: 420px; height: 420px; top: 10%; left: 40%;
    background: radial-gradient(circle, rgba(255,179,0,0.34), rgba(255,179,0,0));
    animation: glowDrift 10s ease-in-out infinite reverse;
    animation-delay: -5s;
}
@keyframes glowDrift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(16px, -18px) scale(1.12); }
}

/* 数据徽标离散浮于背景 */
.topo-data {
    position: absolute; inset: 0; pointer-events: none; z-index: 2;
}
.td-item {
    position: absolute; display: flex; align-items: baseline; gap: 8px;
    background: rgba(255,255,255,0.45); border: 1px solid rgba(255,255,255,0.7);
    border-radius: 22px; padding: 9px 18px; backdrop-filter: blur(16px);
    box-shadow: 0 12px 30px rgba(217,84,27,0.12), inset 0 1px 0 rgba(255,255,255,0.75);
    animation: tdFloat 5.5s ease-in-out infinite;
}
.td-item b { font-size: 19px; font-weight: 900; color: var(--orange-deep); }
.td-item span { font-size: 13px; font-weight: 700; color: var(--o700); letter-spacing: 0.5px; }
.td-a { top: 12%; left: 47%; }
.td-b { top: 42%; right: 7%; animation-delay: -1.8s; }
.td-c { bottom: 20%; left: 31%; animation-delay: -3.2s; }
@keyframes tdFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* 鼠标追踪高光 */
.topo-glare {
    position: absolute; inset: 0; z-index: 3; pointer-events: none; border-radius: 24px;
    background: radial-gradient(circle at var(--gx, 50%) var(--gy, 50%),
        rgba(255,255,255,0.24), rgba(255,255,255,0) 55%);
    opacity: 0; transition: opacity 0.3s ease;
}
.topo-glare.on { opacity: 1; }

/* ---- 从感知到赋能 ---- */
.flow-sec { background: #FFFDFA; }
.flow-track {
    display: grid; grid-template-columns: 1fr 34px 1fr 34px 1fr 34px 1fr;
    align-items: center; gap: 0;
}
.flow-step {
    background: #fff; border: 1px solid #F0E4D8; border-top: 4px solid var(--o500);
    border-radius: 8px; box-shadow: var(--shadow-soft);
    padding: 28px 20px; text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.flow-step:hover { transform: translateY(-6px); box-shadow: 0 18px 50px rgba(255,107,53,0.16); }
.fs-ico {
    display: inline-flex; align-items: center; justify-content: center;
    width: 60px; height: 60px; border-radius: 50%;
    background: #FFF1E4; border: 1px solid rgba(255,107,53,0.22);
    font-size: 26px; margin-bottom: 14px;
    box-shadow: 0 6px 18px rgba(255,107,53,0.12);
}
.flow-step h3 { font-size: 18px; font-weight: 800; color: var(--ink); margin-bottom: 10px; }
.flow-step p { font-size: 13.5px; color: var(--muted); line-height: 1.7; }
.flow-conn { position: relative; width: 100%; height: 2px; border-radius: 2px; background: linear-gradient(90deg, rgba(255,107,53,0.10), rgba(255,107,53,0.55), rgba(255,107,53,0.10)); }
.flow-conn::before {
    content: ''; position: absolute; top: 50%; left: 4%;
    margin-top: -4px; width: 8px; height: 8px; border-radius: 50%;
    background: var(--o500); box-shadow: 0 0 8px rgba(255,107,53,0.75);
    animation: flowDot 2.2s ease-in-out infinite;
}
@keyframes flowDot {
    0% { left: 4%; opacity: 0.15; }
    30% { opacity: 1; }
    70% { opacity: 1; }
    100% { left: 88%; opacity: 0.15; }
}

/* ---- 为什么选择威卓 ---- */
.caps-sec { background: var(--paper); }
.caps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cap-card {
    background: #fff; border: 1px solid rgba(217,84,27,0.18); border-top: 4px solid var(--o500);
    border-radius: 8px; box-shadow: var(--shadow-soft);
    padding: 30px 24px; text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.cap-card:hover { transform: translateY(-6px); box-shadow: 0 18px 50px rgba(255,107,53,0.16); }
.cap-ico {
    display: inline-flex; align-items: center; justify-content: center;
    width: 58px; height: 58px; border-radius: 50%;
    background: #FFF1E4; border: 1px solid rgba(255,107,53,0.22);
    font-size: 25px; margin-bottom: 16px;
    box-shadow: 0 6px 18px rgba(255,107,53,0.12);
}
.cap-card h3 { font-size: 18px; font-weight: 800; color: var(--ink); margin-bottom: 10px; }
.cap-card p { font-size: 13.5px; color: var(--muted); line-height: 1.75; }

/* 气泡背景 / 业务链 / 实力卡 响应式 */
@media (max-width: 968px) {
    .flow-track { grid-template-columns: 1fr; gap: 16px; }
    .flow-conn { width: 2px; height: 28px; justify-self: center; background: linear-gradient(180deg, rgba(255,107,53,0.55), rgba(255,107,53,0.08)); }
    .flow-conn::before, .flow-conn::after { display: none; }
    .caps-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}
@media (max-width: 768px) {
    .caps-grid { grid-template-columns: 1fr; }
    .cap-card, .flow-step { padding: 24px 18px; }
}

/* =========================================================
   开场动画透明 logo + 首页鼠标动态
   2026-09-07 — 开场 logo 透明底放大；Hero 粒子/视差/鼠标光晕
   ======================================================== */

/* ---- 开场动画：透明底、无框、略微放大 ---- */
.preloader-logo {
    width: 170px; height: 225px;
    background: transparent; box-shadow: none; border: none; border-radius: 0;
    padding: 0; margin-bottom: 26px;
}
.preloader-logo img { border-radius: 0; }

/* ---- Hero 粒子画布（script.js 自带 #particles 模块） ---- */
.hero-canvas {
    position: absolute; inset: 0; width: 100%; height: 100%;
    z-index: 1; pointer-events: none;
}

/* ---- 鼠标跟随光晕（仅桌面指针设备显示） ---- */
.cursor-glow {
    position: fixed; left: -380px; top: -380px; z-index: 60;
    width: 380px; height: 380px; border-radius: 50%;
    pointer-events: none; display: none;
    background: radial-gradient(circle, rgba(255,107,53,0.14), rgba(255,138,77,0.06) 45%, transparent 70%);
    transform: translate(-50%, -50%);
}
@media (hover: hover) and (pointer: fine) {
    .cursor-glow { display: block; }
}

/* =========================================================
   产品卡片图片：统一浅色底、完整显示不裁剪
   2026-09-07 — 16/10 容器 cover 裁剪 4:3 商品图，改 contain + 统一浅底；去除左上角角标
   ======================================================== */
.card-img, .card-img-placeholder, .card-img.card-img-placeholder, .tech-card .card-img {
    background: #F6F4EE;
}
.card-img img { object-fit: contain; }
.card-tag { display: none; }

/* =========================================================
   Stats 统计区：独立暖白玻璃卡,顶部渐变橙线,小圆角
   2026-09-08 — 与业务链卡片同元素语言,避免大片白框/纯浮空
   ======================================================== */
.stats { background: #FFFDFA; }
.stats-grid {
    background: transparent; border: none; border-top: none;
    box-shadow: none; border-radius: 0; padding: 26px 12px 10px; gap: 18px;
}
.stat-item {
    background: rgba(255,255,255,0.68);
    border: 1px solid rgba(255,107,53,0.14);
    border-top: 3px solid var(--o500);
    border-radius: 10px;
    box-shadow: 0 10px 26px rgba(217,84,27,0.08);
    backdrop-filter: blur(6px);
    padding: 26px 12px 22px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}
.stat-item:hover { background: rgba(255,255,255,0.92); transform: translateY(-5px); box-shadow: 0 16px 34px rgba(217,84,27,0.13); }
.stat-num { background: none; -webkit-text-fill-color: var(--orange-deep); color: var(--orange-deep); font-size: 46px; font-weight: 900; }
.stat-unit { color: var(--o500); font-size: 17px; font-weight: 700; }
.stat-label { color: var(--o700); font-weight: 600; }

/* =========================================================
   产品卡片：顶部色条与「查看详情」统一浅橙（hover 保持深橙）
   2026-09-08
   ======================================================== */
.product-card::before { background: var(--o300) !important; }
.product-card .card-link { color: var(--o300); border-bottom-color: rgba(255,158,107,0.45); }
.product-card:hover .card-link { color: var(--orange-deep); border-color: var(--orange-deep); transform: translateX(4px); }

/* 拓扑背景响应式（主样式见上方组件区） */
@media (max-width: 968px) {
    .hero-art { flex-direction: column; gap: 12px; }
    .hero-art::after { display: none; }
    .td-item { position: static; display: inline-flex; animation: none; }
    .topo-data {
        position: static; display: flex; flex-direction: row;
        justify-content: center; flex-wrap: wrap; gap: 8px;
    }
}
@media (max-width: 420px) {
    .td-item { padding: 7px 13px; gap: 6px; }
    .td-item b { font-size: 17px; }
    .td-item span { font-size: 12px; }
    .hero-badge { font-size: 11.5px; padding: 7px 13px; letter-spacing: 0.5px; }
}
@media (max-width: 768px) {
    .topo-glow { display: none; }
    .topo-glare { display: none; }
}
/* 到访指引-地图定位 (v=20260907r) */
.visit-map { margin-top: 28px; border: 1px solid rgba(217,84,27,0.22); border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-soft); background: #fff; position: relative; }
.visit-map #baidu-map { display: block; width: 100%; height: 380px; border: 0; }
.map-nav-open { display: none; }
@media (max-width: 768px) {
    .map-nav-open {
        display: block; position: absolute; left: 0; right: 0; bottom: 0; top: 0;
        z-index: 5; cursor: pointer;
    }
    .map-nav-open::after {
        content: '🚗 点击此处，打开百度地图导航'; position: absolute; left: 50%; bottom: 18px;
        transform: translateX(-50%); background: rgba(255,255,255,0.95); border: 1px solid rgba(217,84,27,0.4);
        color: #d9551b; font-size: 13px; font-weight: 600; padding: 7px 18px; border-radius: 20px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.12); white-space: nowrap;
    }
}