:root {
    --dp-primary: #1c2b3a;
    --dp-primary-dark: #111a24;
    --dp-primary-light: #4a6275;
    --dp-accent: #2a4055;
    --dp-accent-hover: #1c2b3a;
    --dp-accent-bright: #4a6d8a;
    --dp-highlight: #c9a962;
    --dp-nav-bar: #151f2b;
    --dp-nav-active: #4a6d8a;
    --dp-dark: #151f2b;
    --dp-gray: #f9f8f6;
    --dp-gray-alt: #f3f1ed;
    --dp-text: #2a323c;
    --dp-muted: #6e7681;
    --dp-line: rgba(28, 43, 58, 0.08);
    --dp-brand-rgb: 28, 43, 58;
    --dp-radius: 10px;
    --dp-shadow: 0 1px 2px rgba(21, 31, 42, 0.04), 0 6px 20px rgba(21, 31, 42, 0.06);
    --dp-shadow-hover: 0 4px 8px rgba(21, 31, 42, 0.06), 0 16px 36px rgba(21, 31, 42, 0.1);
    --dp-font-display: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
    --dp-font-heiti: "PingFang SC", "Microsoft YaHei UI", "Microsoft YaHei", "SimHei", "Heiti SC", "STHeiti", "Helvetica Neue", Arial, sans-serif;
    --dp-font-subpage-banner: var(--dp-font-heiti);
    --dp-font-banner-sans: var(--dp-font-subpage-banner);
    --page-header-text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 3px 18px rgba(0, 0, 0, 0.38), 0 8px 36px rgba(0, 0, 0, 0.22);
    --page-header-eyebrow-shadow: 0 1px 4px rgba(0, 0, 0, 0.48), 0 2px 14px rgba(0, 0, 0, 0.34);
    --dp-float-z: 1100;
    --dp-subpage-banner-h: var(--page-header-height-max, 360px);
}

* { box-sizing: border-box; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
    color: var(--dp-text);
    line-height: 1.65;
    background: var(--dp-gray);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* 导航样式见 nav.css */
.dropdown-menu { border: none; box-shadow: var(--dp-shadow); border-radius: var(--dp-radius); }

.hero { position: relative; }
.hero-slide { min-height: 560px; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero-slide-linked { cursor: pointer; }
.hero-slide-linked .hero-content { pointer-events: none; }
.hero-slide-linked .hero-content a { pointer-events: auto; }
.hero-slide::before { content: ''; position: absolute; inset: 0; background: linear-gradient(108deg, rgba(17, 26, 36, 0.62) 0%, rgba(17, 26, 36, 0.28) 55%, rgba(0, 0, 0, 0.08) 100%); }
.hero-slide--image-only::before { display: none; }
.hero-slide .container { position: relative; z-index: 1; }
.hero-tag { display: inline-block; background: var(--dp-accent); color: #fff; padding: .25rem .75rem; border-radius: 2rem; font-size: .8125rem; margin-bottom: .5rem; }
.hero-eyebrow { font-size: .9375rem; font-weight: 600; }
.hero h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 800; line-height: 1.25; }
.hero .lead { opacity: .9; font-size: 1.05rem; }
.hero-hotline { display: inline-flex; align-items: center; gap: .5rem; background: rgba(255,255,255,.15); backdrop-filter: blur(4px); padding: .5rem 1.25rem; border-radius: 2rem; margin-top: 1rem; font-size: 1.25rem; font-weight: 700; }
.section-head { text-align: center; margin-bottom: 2.75rem; }
.section-head .section-title {
    display: inline-block;
    font-family: var(--dp-font-display);
    font-weight: 700;
    font-size: clamp(1.25rem, 3.2vw, 1.625rem);
    margin-bottom: .5rem;
    position: relative;
    padding-bottom: .85rem;
    letter-spacing: 0.06em;
    color: var(--dp-primary-dark);
}
.section-head .section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 32px;
    height: 2px;
    background: var(--dp-highlight);
    border-radius: 1px;
}
.section-head .section-title-dash { font-size: clamp(1.125rem, 3.5vw, 1.5rem); letter-spacing: .06em; }
.section-head .section-sub { color: var(--dp-muted); font-size: .875rem; letter-spacing: 0.04em; }
.section-head .section-sub-wave { color: var(--dp-accent); font-weight: 600; }
.section-title-left { font-weight: 800; font-size: 1.5rem; margin-bottom: 1.5rem; position: relative; padding-bottom: .75rem; }
.section-title-left::after { content: ''; position: absolute; left: 0; bottom: 0; width: 36px; height: 2px; background: var(--dp-highlight); }

.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1rem; }
.cat-item { display: flex; flex-direction: column; align-items: center; padding: 1.25rem .75rem; background: #fff; border-radius: var(--dp-radius); box-shadow: var(--dp-shadow); text-decoration: none; color: var(--dp-text); transition: transform .2s, box-shadow .2s; text-align: center; }
.cat-item:hover { transform: translateY(-4px); box-shadow: var(--dp-shadow-hover); color: var(--dp-primary); }
.cat-item .cat-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--dp-primary-dark); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: .75rem; box-shadow: 0 3px 12px rgba(21, 31, 42, 0.12); }
.cat-item span { font-size: .875rem; font-weight: 600; }

.product-tabs .nav-link { color: var(--dp-muted) !important; border: none; border-bottom: 2px solid transparent; border-radius: 0; padding: .75rem 1.25rem !important; font-weight: 600; }
.product-tabs .nav-link.active { color: var(--dp-primary) !important; border-bottom-color: var(--dp-accent); background: transparent; }

.product-card { border: 1px solid var(--dp-line); border-radius: var(--dp-radius); box-shadow: var(--dp-shadow); overflow: hidden; transition: transform .3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow .3s, border-color .3s; height: 100%; background: #fff; }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--dp-shadow-hover); border-color: rgba(28, 43, 58, 0.14); }
.product-card .card-img-wrap { position: relative; overflow: hidden; aspect-ratio: 1; background: var(--dp-gray-alt); }
.product-card .card-body { border-top: 1px solid transparent; transition: border-color .3s; }
.product-card:hover .card-body { border-top-color: var(--dp-line); }
.product-card .card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.product-card:hover .card-img-wrap img { transform: scale(1.06); }

/* 产品中心 / 详情：强制铺满图框，不裁剪（可能轻微拉伸）；比例与详情页图册一致 */
.page-product-list .product-card .card-img-wrap,
.page-product-detail .product-card .card-img-wrap {
    aspect-ratio: 16 / 10;
    background: #f3f6f9;
}
.page-product-list .product-card .card-img-wrap img,
.page-product-detail .product-card .card-img-wrap img {
    object-fit: fill;
    padding: 0;
    box-sizing: border-box;
}
.page-product-list .product-card:hover .card-img-wrap img,
.page-product-detail .product-card:hover .card-img-wrap img {
    transform: scale(1.03);
}

@media (max-width: 767.98px) {
    .page-product-list .product-card .card-img-wrap,
    .page-product-detail .product-card .card-img-wrap {
        aspect-ratio: 4 / 3;
    }
}
.product-card .card-badge { position: absolute; top: .5rem; left: .5rem; color: #fff; font-size: .6875rem; padding: .2rem .55rem; border-radius: 4px; font-weight: 600; }
.product-card .card-badge.badge-hot { background: linear-gradient(135deg, #ff5722 0%, #e53935 100%); box-shadow: 0 2px 6px rgba(229, 57, 53, 0.4); }
.product-card .card-badge.badge-new { background: linear-gradient(135deg, var(--dp-primary), var(--dp-primary-dark)); box-shadow: 0 2px 6px rgba(13,71,161,.3); }
.product-card .card-body { padding: .875rem; }
.product-card .card-title { font-size: 1.125rem; font-weight: 600; margin: 0; line-height: 1.4; }

.industry-pill { display: inline-flex; align-items: center; gap: .35rem; padding: .38rem .85rem; border-radius: 6px; background: #fff; border: 1px solid var(--dp-line, #e2e8f0); color: var(--dp-text, #475569); text-decoration: none; font-size: .8125rem; margin: .25rem; transition: color .15s, border-color .15s, background .15s; cursor: pointer; }
.industry-pill:hover, .industry-pill.active { background: var(--dp-primary, #1c2b3a); border-color: var(--dp-primary, #1c2b3a); color: #fff; }

.strength-block { background: #fff; border-radius: var(--dp-radius); padding: 2rem; box-shadow: var(--dp-shadow); height: 100%; }
.strength-block .strength-icon { width: 64px; height: 64px; border-radius: var(--dp-radius); background: var(--dp-primary-dark); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.75rem; margin-bottom: 1rem; }
.strength-block h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: .75rem; }
.strength-block ul { padding-left: 1.25rem; color: var(--dp-muted); font-size: .9375rem; }
.strength-block ul li { margin-bottom: .35rem; }

.stat-box { text-align: center; padding: 1.5rem 1rem; background: var(--dp-primary-dark); color: #fff; border-radius: var(--dp-radius); }
.stat-box h3 { font-size: 2rem; font-weight: 800; margin: 0; }
.stat-box small { opacity: .85; }

.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; }
.gallery-item { aspect-ratio: 4/3; border-radius: var(--dp-radius); overflow: hidden; position: relative; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item .gallery-overlay { position: absolute; inset: 0; background: linear-gradient(transparent 40%, rgba(0,0,0,.7)); display: flex; align-items: flex-end; padding: .75rem; color: #fff; font-size: .8125rem; font-weight: 600; opacity: 0; transition: opacity .3s; }
.gallery-item:hover .gallery-overlay { opacity: 1; }
@media (max-width: 768px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }

.process-timeline { display: flex; flex-wrap: wrap; gap: 0; }
.process-item { flex: 1; min-width: 120px; text-align: center; padding: 1rem .5rem; position: relative; }
.process-item:not(:last-child)::after { content: '→'; position: absolute; right: -.5rem; top: 2rem; color: var(--dp-accent); font-size: 1.25rem; font-weight: 700; }
.process-num { width: 52px; height: 52px; line-height: 52px; border-radius: 50%; background: var(--dp-primary-dark); color: #fff; font-weight: 700; font-size: 1.0625rem; margin: 0 auto .75rem; box-shadow: 0 2px 10px rgba(21, 31, 42, 0.12); border: 2px solid #fff; }
.process-item h6 { font-size: .875rem; font-weight: 700; margin-bottom: .25rem; }
.process-item p { font-size: .75rem; color: var(--dp-muted); margin: 0; }
@media (max-width: 768px) { .process-item:not(:last-child)::after { display: none; } .process-item { min-width: 50%; } }

.company-tabs .nav-link { color: var(--dp-muted) !important; font-weight: 600; }
.company-tabs .nav-link.active { color: var(--dp-primary) !important; background: #fff; }

.cta-banner { background: linear-gradient(135deg, var(--dp-primary-dark), var(--dp-primary)); color: #fff; padding: 3rem 0; text-align: center; }
.cta-banner h2 { font-weight: 800; margin-bottom: .5rem; }

/* 定制攻略见 guide.css */

.footer { background: var(--dp-dark); color: #aaa; }
.footer h5, .footer h6 { color: #fff; font-weight: 700; }
.footer a { color: #aaa; text-decoration: none; font-size: .875rem; }
.footer a:hover { color: #fff; }

/* 右侧浮动咨询栏 */
.float-sidebar {
    position: fixed;
    right: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: var(--dp-float-z, 1100);
    display: flex;
    flex-direction: column;
    background: #fff;
    box-shadow: -2px 0 16px rgba(0, 0, 0, 0.12);
    border-radius: 12px;
    overflow: hidden;
    width: 72px;
}
.float-sidebar-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.85rem 0.5rem 0.65rem;
    text-decoration: none;
    color: var(--dp-text);
    background: var(--dp-gray);
    border-bottom: 1px solid var(--dp-line);
    position: relative;
}
.float-sidebar-main:hover {
    color: var(--dp-primary);
}
.float-sidebar-avatar {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #f0eeea;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 0.35rem;
    box-shadow:
        0 0 0 3px rgba(201, 169, 98, 0.22),
        0 0 18px rgba(201, 169, 98, 0.32),
        0 2px 10px rgba(21, 31, 42, 0.12);
    overflow: visible;
    border: 2px solid #fff;
}
.float-sidebar-avatar::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 169, 98, 0.38) 0%, rgba(201, 169, 98, 0.08) 52%, transparent 72%);
    z-index: -1;
    pointer-events: none;
}
.float-sidebar-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    display: block;
}
.float-sidebar-label {
    font-size: 0.6875rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.25;
}
.float-sidebar-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.35rem;
    background: var(--dp-accent-bright);
    color: #fff;
    font-size: 0.5625rem;
    font-weight: 700;
    padding: 0.1rem 0.3rem;
    border-radius: 2px;
    line-height: 1.2;
}
.float-sidebar-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.65rem 0.4rem;
    color: var(--dp-muted);
    text-decoration: none;
    border: none;
    background: #fff;
    font-size: 0.625rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    border-bottom: 1px solid #f0f0f0;
    width: 100%;
}
.float-sidebar-item i {
    font-size: 1.15rem;
    margin-bottom: 0.15rem;
}
.float-sidebar-item span {
    line-height: 1.2;
    text-align: center;
}
.float-sidebar-item:hover {
    background: rgba(74, 159, 216, 0.12);
    color: #1c2b3a;
}
.float-sidebar-jump {
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.2s, max-height 0.2s;
    border-bottom: none;
}
.float-sidebar-jump.is-visible {
    opacity: 1;
    max-height: 88px;
}
.float-sidebar-jump-btn {
    display: none;
    width: 100%;
    border-bottom: none;
}
.float-sidebar-jump-btn.is-active {
    display: flex;
}

.mobile-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #fff;
    border-top: 1px solid #eee;
    z-index: 1000;
    display: none;
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
    justify-content: center;
    padding: 0.35rem clamp(0.5rem, 3vw, 1rem);
    padding-bottom: calc(0.35rem + env(safe-area-inset-bottom, 0px));
}
.mobile-bar__inner {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 0;
    width: 100%;
    max-width: none;
    margin: 0 auto;
    padding: 0 0.35rem;
}
.mobile-bar a,
.mobile-bar button {
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
    text-align: center;
    padding: 0.5rem 0.2rem;
    font-size: 0.6875rem;
    color: var(--dp-muted);
    text-decoration: none;
    border: none;
    background: none;
    cursor: pointer;
}
.mobile-bar a i,
.mobile-bar button i {
    display: block;
    font-size: 1.25rem;
    margin-bottom: 0.15rem;
}
.mobile-bar a.active {
    color: var(--dp-primary);
}
@media (max-width: 768px) {
    :root {
        --mobile-bar-offset: var(--mobile-bar-h, 0px);
    }
    .quick-inquiry {
        display: none !important;
    }
    body:not(.page-home) .hero-slide { min-height: 440px; }
}

.page-header {
    position: relative;
    background: var(--dp-primary-dark);
    color: #fff;
    padding: 2.75rem 0;
    overflow: hidden;
}
.page-header--banner {
    --_banner-overlay: var(--page-header-overlay, 0.4);
    --_banner-overlay-k: calc(var(--_banner-overlay) / 0.4);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: var(--page-header-height-max, 360px);
    min-height: var(--page-header-height-max, 360px);
    padding: 0;
    background: linear-gradient(165deg, #0c121c 0%, #141a24 45%, #1a222e 100%);
    overflow: hidden;
}
.page-header__visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.page-header__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-image: var(--page-header-banner);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    transform: scale(1.04);
    filter: brightness(1.08) contrast(1.04) saturate(1.05);
    animation: pageHeaderKenBurns 16s ease-in-out infinite alternate;
}
@keyframes pageHeaderKenBurns {
    from { transform: scale(1.03) translate(0, 0); }
    to { transform: scale(1.08) translate(-1%, 0.6%); }
}
.page-header__tint {
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: min(1, calc(var(--_banner-overlay, 0.4) * 1.375));
    background:
        linear-gradient(
            180deg,
            rgba(12, 18, 28, calc(0.28 * var(--_banner-overlay-k))) 0%,
            rgba(12, 18, 28, calc(0.06 * var(--_banner-overlay-k))) 38%,
            rgba(12, 18, 28, calc(0.02 * var(--_banner-overlay-k))) 50%,
            rgba(12, 18, 28, calc(0.28 * var(--_banner-overlay-k))) 100%
        ),
        radial-gradient(ellipse 70% 55% at 70% 40%, rgba(74, 159, 216, 0.16), transparent 68%);
}
.page-header__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(4px);
    opacity: 0.42;
    z-index: 2;
}
.page-header__orb--a {
    width: min(420px, 48vw);
    height: min(420px, 48vw);
    right: 4%;
    top: 8%;
    background: radial-gradient(circle, rgba(74, 159, 216, 0.5), transparent 68%);
    animation: pageHeaderOrbFloat 9s ease-in-out infinite;
}
.page-header__orb--b {
    width: min(240px, 32vw);
    height: min(240px, 32vw);
    right: 28%;
    bottom: 6%;
    background: radial-gradient(circle, rgba(143, 163, 184, 0.32), transparent 70%);
    animation: pageHeaderOrbFloat 11s ease-in-out infinite reverse;
}
.page-header__orb--c {
    width: min(180px, 26vw);
    height: min(180px, 26vw);
    left: 8%;
    top: 24%;
    background: radial-gradient(circle, rgba(74, 159, 216, 0.28), transparent 70%);
    animation: pageHeaderOrbFloat 8s ease-in-out infinite 1s;
}
@keyframes pageHeaderOrbFloat {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(12px, -16px); }
}
.page-header__grid {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: 0.08;
    background-image:
        linear-gradient(rgba(197, 205, 216, 0.55) 1px, transparent 1px),
        linear-gradient(90deg, rgba(197, 205, 216, 0.55) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(ellipse 70% 60% at 65% 45%, black 20%, transparent 75%);
    animation: pageHeaderGridDrift 28s linear infinite;
}
@keyframes pageHeaderGridDrift {
    from { transform: translate(0, 0); }
    to { transform: translate(-72px, -72px); }
}
.page-header__particles {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: 0.28;
}
.page-header__particles span {
    position: absolute;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: rgba(220, 235, 255, 0.85);
    box-shadow: 0 0 10px rgba(74, 159, 216, 0.55);
    animation: pageHeaderParticle 7s ease-in-out infinite;
}
.page-header__particles span:nth-child(1) { left: 12%; top: 28%; animation-delay: 0s; }
.page-header__particles span:nth-child(2) { left: 28%; top: 62%; animation-delay: 1.1s; }
.page-header__particles span:nth-child(3) { left: 48%; top: 22%; animation-delay: 0.4s; }
.page-header__particles span:nth-child(4) { left: 66%; top: 48%; animation-delay: 1.8s; }
.page-header__particles span:nth-child(5) { left: 78%; top: 30%; animation-delay: 0.7s; }
.page-header__particles span:nth-child(6) { left: 84%; top: 68%; animation-delay: 2.2s; }
.page-header__particles span:nth-child(7) { left: 38%; top: 78%; animation-delay: 1.4s; }
.page-header__particles span:nth-child(8) { left: 58%; top: 16%; animation-delay: 0.9s; }
@keyframes pageHeaderParticle {
    0%, 100% { opacity: 0.35; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(-10px); }
}
.page-header__vignette {
    position: absolute;
    inset: 0;
    z-index: 3;
    opacity: min(1, calc(var(--_banner-overlay, 0.4) * 2.5));
    background:
        linear-gradient(
            180deg,
            rgba(6, 10, 18, 0.5) 0%,
            rgba(6, 10, 18, 0.18) 16%,
            transparent 34%,
            transparent 66%,
            rgba(6, 10, 18, 0.22) 84%,
            rgba(6, 10, 18, 0.55) 100%
        ),
        radial-gradient(ellipse 90% 70% at 50% 50%, transparent 42%, rgba(6, 10, 18, 0.16) 100%);
}
.page-header__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    --_overlay: var(--page-header-overlay, 0.32);
    pointer-events: none;
    /* 与首页一致：上下暗、中间透亮；左右仅轻压以保证文字可读 */
    background:
        linear-gradient(
            180deg,
            rgba(12, 18, 28, calc(0.58 * var(--_banner-overlay-k, 1))) 0%,
            rgba(12, 18, 28, calc(0.22 * var(--_banner-overlay-k, 1))) 22%,
            rgba(12, 18, 28, calc(0.04 * var(--_banner-overlay-k, 1))) 48%,
            rgba(12, 18, 28, calc(0.26 * var(--_banner-overlay-k, 1))) 78%,
            rgba(12, 18, 28, calc(0.55 * var(--_banner-overlay-k, 1))) 100%
        );
    opacity: min(1, calc(0.15 + var(--_overlay) * 2.1));
}
.page-header--align-center .page-header__overlay,
.page-header--align-left .page-header__overlay,
.page-header--align-right .page-header__overlay,
.page-header--banner:not(.page-header--align-center):not(.page-header--align-right) .page-header__overlay {
    background:
        linear-gradient(
            180deg,
            rgba(12, 18, 28, calc(0.58 * var(--_banner-overlay-k, 1))) 0%,
            rgba(12, 18, 28, calc(0.22 * var(--_banner-overlay-k, 1))) 22%,
            rgba(12, 18, 28, calc(0.04 * var(--_banner-overlay-k, 1))) 48%,
            rgba(12, 18, 28, calc(0.26 * var(--_banner-overlay-k, 1))) 78%,
            rgba(12, 18, 28, calc(0.55 * var(--_banner-overlay-k, 1))) 100%
        );
}
.page-header--align-left .page-header__overlay,
.page-header--banner:not(.page-header--align-center):not(.page-header--align-right) .page-header__overlay {
    background:
        linear-gradient(
            180deg,
            rgba(12, 18, 28, calc(0.58 * var(--_banner-overlay-k, 1))) 0%,
            rgba(12, 18, 28, calc(0.22 * var(--_banner-overlay-k, 1))) 22%,
            rgba(12, 18, 28, calc(0.04 * var(--_banner-overlay-k, 1))) 48%,
            rgba(12, 18, 28, calc(0.26 * var(--_banner-overlay-k, 1))) 78%,
            rgba(12, 18, 28, calc(0.55 * var(--_banner-overlay-k, 1))) 100%
        ),
        linear-gradient(
            90deg,
            rgba(10, 18, 28, calc(var(--_overlay) * 0.42)) 0%,
            rgba(10, 18, 28, calc(var(--_overlay) * 0.12)) 42%,
            transparent 72%
        );
}
.page-header--align-right .page-header__overlay {
    background:
        linear-gradient(
            180deg,
            rgba(12, 18, 28, calc(0.58 * var(--_banner-overlay-k, 1))) 0%,
            rgba(12, 18, 28, calc(0.22 * var(--_banner-overlay-k, 1))) 22%,
            rgba(12, 18, 28, calc(0.04 * var(--_banner-overlay-k, 1))) 48%,
            rgba(12, 18, 28, calc(0.26 * var(--_banner-overlay-k, 1))) 78%,
            rgba(12, 18, 28, calc(0.55 * var(--_banner-overlay-k, 1))) 100%
        ),
        linear-gradient(
            270deg,
            rgba(10, 18, 28, calc(var(--_overlay) * 0.42)) 0%,
            rgba(10, 18, 28, calc(var(--_overlay) * 0.12)) 42%,
            transparent 72%
        );
}
.page-header--textless .page-header__overlay {
    background: linear-gradient(180deg,
        rgba(10, 18, 28, calc(var(--_overlay) * 0.35)) 0%,
        rgba(10, 18, 28, calc(var(--_overlay) * 0.85)) 100%);
    opacity: 1;
}
@media (prefers-reduced-motion: reduce) {
    .page-header__bg,
    .page-header__orb,
    .page-header__grid,
    .page-header__particles span {
        animation: none !important;
    }
}
.page-header__content {
    position: absolute;
    inset: 0;
    z-index: 4;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 1.75rem 0 1.25rem;
    pointer-events: none;
}
.page-header__copy {
    width: max-content;
    max-width: min(720px, 94vw);
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.page-header__content h1 {
    width: max-content;
    max-width: 100%;
}
.page-header__content h1,
.page-header__content .page-header-sub,
.page-header__content .page-header__eyebrow {
    pointer-events: auto;
}
.page-header--align-center .page-header__content {
    align-items: center;
    text-align: center;
}
.page-header--align-center .page-header__copy {
    max-width: min(820px, 94vw);
    align-items: center;
}
.page-header--align-right .page-header__content {
    align-items: flex-end;
    text-align: right;
}
.page-header--align-right .page-header__copy {
    max-width: min(640px, 94vw);
    align-items: flex-end;
}
.page-header--banner.page-header--align-left .page-header__content,
.page-header--banner:not(.page-header--align-center):not(.page-header--align-right) .page-header__content {
    padding-left: calc(var(--bs-gutter-x, 1.5rem) * 0.5 + clamp(1.75rem, 5vw, 3.5rem));
}
.page-header--banner.page-header--align-right .page-header__content {
    padding-right: calc(var(--bs-gutter-x, 1.5rem) * 0.5 + clamp(1.75rem, 5vw, 3.5rem));
}
.page-header--banner .page-header__eyebrow::before {
    content: '';
    display: inline-block;
    width: 1.75rem;
    height: 1px;
    background: currentColor;
    margin-right: 0.7rem;
    vertical-align: middle;
    opacity: 0.75;
}
.page-header--align-center .page-header__eyebrow::before,
.page-header--align-right .page-header__eyebrow::before {
    display: none;
}
.page-header--banner .page-header__content h1::after {
    content: none;
    display: none;
}
.page-header--align-center .page-header__content h1::after {
    margin-left: auto;
    margin-right: auto;
}
.page-header--align-right .page-header__content h1::after {
    margin-left: auto;
}
.page-header--pos-top .page-header__content { justify-content: flex-start; padding-top: 2.25rem; }
.page-header--pos-bottom .page-header__content { justify-content: flex-end; padding-bottom: 1.75rem; }
.page-header--pos-center .page-header__content { justify-content: center; }
.page-header__crumb-bar {
    position: relative;
    z-index: 5;
    background: rgba(17, 26, 36, 0.55);
    backdrop-filter: blur(4px);
}
.page-header__crumb-bar .container {
    padding-top: 0.65rem;
    padding-bottom: 0.65rem;
}
.page-header__crumb-bar .breadcrumb {
    margin: 0;
    padding: 0;
    background: transparent;
    font-size: 0.8125rem;
}
.page-header--textless {
    min-height: var(--page-header-height-max, 360px);
    height: var(--page-header-height-max, 360px);
}
.page-header h1,
.page-header--banner .page-header__content h1 {
    color: var(--page-header-title-color, #fff);
}
.page-header__line {
    display: block;
}
.page-header__eyebrow {
    margin: 0 0 0.85rem;
    font-family: var(--font-display, var(--dp-font-display), "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif);
    font-size: calc(clamp(0.72rem, 1.2vw, 0.88rem) * var(--page-header-title-scale, 1));
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    line-height: 1.45;
    color: var(--page-header-eyebrow-color, #4a9fd8);
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}
.page-header-sub {
    margin-top: calc(0.75rem * var(--page-header-title-scale, 1));
    opacity: 1;
    font-family: var(--font-display, var(--dp-font-display), "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif);
    font-size: calc(clamp(0.95rem, 1.7vw, 1.2rem) * var(--page-header-title-scale, 1));
    font-weight: 400;
    letter-spacing: 0.04em;
    line-height: 1.55;
    color: var(--page-header-subtitle-color, #e8ecf1);
    width: max-content;
    max-width: min(94vw, 100%);
    white-space: nowrap;
    text-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
}
.page-header--banner .page-header-sub {
    opacity: 1;
    text-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
}
.page-header--banner .page-header__content h1,
.page-header--banner .page-header-sub {
    text-shadow:
        0 2px 18px rgba(0, 0, 0, 0.55),
        0 0 32px rgba(180, 210, 255, 0.18);
}
.page-header--banner .page-header__eyebrow {
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}
.page-header h1 {
    font-family: var(--font-display, var(--dp-font-display), "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif);
    font-weight: 700;
    margin: 0;
    font-size: calc(clamp(1.375rem, 3vw, 1.75rem) * var(--page-header-title-scale, 1));
    letter-spacing: 0.035em;
    text-shadow: var(--page-header-text-shadow);
}
.page-header--banner .page-header__content h1 {
    font-family: var(--font-display, var(--dp-font-display), "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif);
    font-size: calc(clamp(1.85rem, 2.45vw + 0.85rem, 3.2rem) * var(--page-header-title-scale, 1));
    font-weight: 700;
    letter-spacing: 0.035em;
    line-height: 1.18;
    margin-bottom: clamp(0.35rem, 1vw, 0.65rem);
    text-shadow:
        0 2px 18px rgba(0, 0, 0, 0.55),
        0 0 32px rgba(180, 210, 255, 0.2);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
.page-header--banner .breadcrumb { margin: 0; }
.page-header--banner .breadcrumb-item a { color: rgba(255, 255, 255, 0.82); text-decoration: none; }
.page-header--banner .breadcrumb-item a:hover { color: #fff; }
.page-header--banner .breadcrumb-item.active { color: rgba(255, 255, 255, 0.62); }
.page-header--banner .breadcrumb-item + .breadcrumb-item::before { color: rgba(255, 255, 255, 0.42); }
.breadcrumb { margin: 0; }
.breadcrumb-item a { color: rgba(255, 255, 255, 0.75); text-decoration: none; }
.breadcrumb-item.active { color: rgba(255, 255, 255, 0.55); }
.breadcrumb-item + .breadcrumb-item::before { color: rgba(255, 255, 255, 0.45); }

.quality-strip { background: linear-gradient(180deg, #fff 0%, var(--dp-gray) 100%); padding: 2.25rem 0; text-align: center; border-bottom: 1px solid #e8ecf0; }
.quality-strip h3 { font-weight: 800; color: var(--dp-primary); margin-bottom: .35rem; font-size: clamp(1.125rem, 4vw, 1.5rem); }
.quality-strip p { color: var(--dp-muted); margin: 0; font-size: .9375rem; }
.quality-strip .quality-icon { width: 48px; height: 48px; border-radius: 50%; background: var(--dp-accent); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 1.25rem; margin-bottom: .75rem; }

.strength-intro { text-align: center; margin-bottom: 2rem; }
.strength-intro h4 { font-weight: 800; font-size: clamp(1rem, 3vw, 1.25rem); color: var(--dp-dark); margin: 0; }
.strength-intro .dual-label { display: flex; justify-content: center; gap: 2rem; margin-top: .75rem; font-weight: 700; color: var(--dp-primary); font-size: 1.0625rem; }
.strength-en { display: block; font-size: .75rem; font-weight: 500; color: var(--dp-muted); text-transform: uppercase; letter-spacing: .04em; margin-top: .15rem; }

.product-highlights { display: flex; gap: .75rem; overflow-x: auto; padding: .25rem 0 1rem; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
.product-highlights::-webkit-scrollbar { height: 4px; }
.product-highlights::-webkit-scrollbar-thumb { background: #ccc; border-radius: 4px; }
.highlight-card { flex: 0 0 72%; max-width: 280px; scroll-snap-align: start; background: #fff; border-radius: var(--dp-radius); box-shadow: var(--dp-shadow); overflow: hidden; text-decoration: none; color: inherit; transition: transform .2s; }
.highlight-card:hover { transform: translateY(-3px); color: inherit; }
.highlight-card .highlight-img { aspect-ratio: 16/10; background: var(--dp-gray); overflow: hidden; }
.highlight-card .highlight-img img { width: 100%; height: 100%; object-fit: cover; }
.highlight-card .highlight-body { padding: .75rem .875rem; }
.highlight-card h6 { font-size: .875rem; font-weight: 700; margin: 0 0 .35rem; line-height: 1.35; }
.highlight-card .highlight-tags { font-size: .6875rem; color: var(--dp-accent); font-weight: 600; }
.highlight-card .highlight-tags span + span::before { content: ' · '; color: var(--dp-muted); }

.product-card .card-summary { font-size: .9375rem; color: var(--dp-muted); margin: .35rem 0 0; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-card .card-tags { margin-top: .35rem; }
.product-card .card-tags span { font-size: .6875rem; color: var(--dp-accent); font-weight: 600; }

/* 产品预览 */
.product-preview-banner {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding: 0.65rem 1rem;
    background: linear-gradient(90deg, #fff8e1 0%, #fff3cd 100%);
    border-bottom: 1px solid #ffc107;
    color: #856404;
    font-size: 0.875rem;
    text-align: center;
}

.product-preview-banner i {
    margin-right: 0.35rem;
}

/* 产品详情 */
.page-product-detail .product-detail-page {
    padding: 1rem 0 3rem;
    background: #fff;
}

/* 行业标准编辑式详情：Banner 栏目语境 + 正文产品主标题 */
.product-detail-page--article {
    padding: clamp(3.5rem, 7vw, 5rem) 0 clamp(3.75rem, 7vw, 5.5rem);
    background: #fff;
}

.page-product-detail .page-header--banner {
    margin-bottom: 0;
}

.product-detail-crumb-wrap {
    background: #fff;
    border-bottom: 1px solid #e6ebf0;
}

.product-detail-crumb-wrap .product-detail-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
    gap: 0.35rem 0.65rem;
    margin: 0;
    padding: 0.95rem 0;
    font-size: 0.875rem;
    color: #6b7787;
}

.product-detail-crumb-wrap .product-detail-breadcrumb .breadcrumb {
    margin: 0;
    padding: 0;
    background: transparent;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.product-detail-crumb-wrap .product-detail-breadcrumb__label {
    color: #8a93a0;
    white-space: nowrap;
}

.product-detail-crumb-wrap .breadcrumb-item + .breadcrumb-item::before {
    color: #c5cdd8;
}

.product-detail-crumb-wrap .breadcrumb-item a {
    color: #5a6574;
    text-decoration: none;
}

.product-detail-crumb-wrap .breadcrumb-item a:hover {
    color: #2f7bbd;
}

.product-detail-crumb-wrap .breadcrumb-item.active {
    color: #1c2430;
    font-weight: 600;
}

@media (max-width: 767.98px) {
    .product-detail-crumb-wrap .product-detail-breadcrumb {
        padding: 0.75rem 0;
        font-size: 0.8125rem;
    }
}

.product-detail-article {
    max-width: none;
    width: 100%;
}

.product-detail-article__head {
    text-align: center;
    margin: 0 auto clamp(1.75rem, 3.5vw, 2.5rem);
    max-width: none;
}

.product-detail-article__kicker {
    margin: 0 0 0.75rem;
    font-size: 0.8125rem;
    letter-spacing: 0.08em;
    color: #6b7787;
}

.product-detail-article__kicker a {
    color: inherit;
    text-decoration: none;
}

.product-detail-article__kicker a:hover {
    color: var(--accent, #4a9fd8);
}

.product-detail-article__title {
    margin: 0;
    color: #1c2430;
    font-size: clamp(1.35rem, 2.2vw, 1.75rem);
    font-weight: 700;
    letter-spacing: 0.03em;
    line-height: 1.3;
}

.product-detail-article__date {
    display: block;
    margin-top: 0.9rem;
    color: #8a93a0;
    font-size: 0.875rem;
    letter-spacing: 0.02em;
    line-height: 1.4;
}

.product-detail-article__media {
    max-width: none;
    width: 100%;
    margin: 0 0 1.35rem;
}

.product-detail-article__stage {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background:
        linear-gradient(180deg, #f3f6f9 0%, #e8eef4 100%);
    border: 1px solid rgba(28, 43, 58, 0.06);
}

.product-detail-article__image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: fill;
    object-position: center;
    transition: opacity 0.25s ease;
}

.product-detail-article__nav {
    position: absolute;
    top: 50%;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.35rem;
    height: 2.35rem;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: rgba(18, 22, 28, 0.42);
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.05rem;
    line-height: 1;
    transform: translateY(-50%);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.product-detail-article__nav:hover,
.product-detail-article__nav:focus-visible {
    background: rgba(18, 22, 28, 0.62);
    color: #fff;
    outline: none;
}

.product-detail-article__nav:active {
    transform: translateY(-50%) scale(0.98);
}

.product-detail-article__nav--prev {
    left: 0;
}

.product-detail-article__nav--next {
    right: 0;
}

.product-detail-article__dots {
    display: flex;
    justify-content: center;
    gap: 0.45rem;
    margin-top: 0.85rem;
}

.product-detail-article__dot {
    width: 0.45rem;
    height: 0.45rem;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: #c5cdd8;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.product-detail-article__dot.is-active {
    background: #2f7bbd;
    transform: scale(1.15);
}

.product-detail-article__dot:hover {
    background: #8fa3b8;
}

.product-detail-article__rule {
    width: 2.5rem;
    height: 2px;
    margin: 1.75rem auto 1.85rem;
    background: #4a5563;
}

.product-detail-article__lead {
    max-width: none;
    width: 100%;
    margin: 0 0 1.5rem;
    color: #4a5563;
    font-size: clamp(1.05rem, 1.35vw, 1.15rem);
    line-height: 1.85;
    text-align: left;
}

.product-detail-article__body {
    max-width: none;
    width: 100%;
    margin: 0;
    color: #3a4553;
    font-size: 1.02rem;
    line-height: 1.95;
    text-align: justify;
    text-justify: inter-ideograph;
}

.product-detail-article__body > *:first-child {
    margin-top: 0;
}

.product-detail-article__body > *:last-child {
    margin-bottom: 0;
}

.product-detail-article__body p {
    margin: 0 0 1.2rem;
}

.product-detail-article__body ul,
.product-detail-article__body ol {
    margin: 0 0 1.25rem;
    padding-left: 1.25rem;
}

.product-detail-article__body li {
    margin: 0.45rem 0;
    padding-left: 0.15rem;
}

.product-detail-article__body li::marker {
    color: #2f7bbd;
}

.product-detail-article__body img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 1.5rem auto;
    border: 1px solid rgba(28, 43, 58, 0.06);
}

.product-detail-article__body h2,
.product-detail-article__body h3,
.product-detail-article__body h4 {
    margin: 2rem 0 0.9rem;
    color: #1c2430;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.02em;
}

.product-detail-article__body h2 {
    font-size: 1.25rem;
}

.product-detail-article__body h3 {
    font-size: 1.125rem;
}

.product-detail-article__body blockquote {
    margin: 1.5rem 0;
    padding: 0.85rem 0 0.85rem 1.1rem;
    border-left: 3px solid #2f7bbd;
    color: #4a5563;
    background: transparent;
}

.product-detail-article__foot {
    display: flex;
    justify-content: center;
    margin-top: clamp(2.25rem, 4vw, 3rem);
    padding-top: 1.75rem;
    border-top: 1px solid #e6ebf0;
}

.product-detail-article__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.8rem 1.45rem;
    border: 1px solid #1c2430;
    background: #1c2430;
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.product-detail-article__cta:hover {
    background: #2f7bbd;
    border-color: #2f7bbd;
    color: #fff;
}

.product-detail-article__cta:active {
    transform: translateY(1px);
}

.product-detail-article__cta i {
    font-size: 0.95rem;
    transition: transform 0.2s ease;
}

.product-detail-article__cta:hover i {
    transform: translateX(3px);
}

@media (prefers-reduced-motion: reduce) {
    .product-detail-article__image,
    .product-detail-article__nav,
    .product-detail-article__dot,
    .product-detail-article__cta,
    .product-detail-article__cta i {
        transition: none;
    }
}

@media (max-width: 767.98px) {
    .product-detail-article__title {
        letter-spacing: 0.015em;
    }

    .product-detail-article__stage {
        aspect-ratio: 4 / 3;
    }

    .product-detail-article__nav {
        width: 2.1rem;
        height: 2.1rem;
        font-size: 0.95rem;
    }

    .product-detail-article__lead,
    .product-detail-article__body {
        font-size: 0.98rem;
        line-height: 1.85;
        text-align: left;
    }

    .product-detail-article__cta {
        width: 100%;
        justify-content: center;
    }
}

.product-detail-page--simple {
    padding-top: 2rem;
}
.product-detail-simple {
    max-width: 52rem;
}
.product-detail-page--simple .product-detail-title {
    margin: 0 0 1.5rem;
    font-size: clamp(1.5rem, 2.4vw, 2rem);
    font-weight: 700;
    line-height: 1.35;
    color: #1c2430;
}
.product-detail-page--simple .product-detail-content__body {
    padding: 0;
    background: transparent;
    border: 0;
    color: #3a4553;
    font-size: 1.05rem;
    line-height: 1.85;
}
.product-detail-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .35rem .5rem;
    margin-bottom: 1.25rem;
    font-size: .8125rem;
    color: #999;
}
.product-detail-breadcrumb .breadcrumb {
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}
.product-detail-breadcrumb__label {
    color: #999;
    white-space: nowrap;
}
.page-product-detail .breadcrumb-item + .breadcrumb-item::before {
    color: #ccc;
}
.page-product-detail .breadcrumb-item a {
    color: #999;
    text-decoration: none;
}
.page-product-detail .breadcrumb-item a:hover {
    color: #333;
}
.page-product-detail .breadcrumb-item.active {
    color: #333;
}

.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    align-items: start;
}
@media (min-width: 992px) {
    .product-detail-layout {
        grid-template-columns: 450px minmax(0, 1fr);
        gap: 2rem;
    }
}

.product-detail-gallery {
    width: 100%;
    max-width: 450px;
}
.product-detail-gallery__main {
    position: relative;
    width: 100%;
    max-width: 450px;
    height: 450px;
    border: 1px solid #e5e5e5;
    background: #fff;
    overflow: hidden;
}
.product-detail-gallery__stage {
    position: relative;
    width: 100%;
    height: 100%;
}
.product-detail-gallery__layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #fff;
    opacity: 0;
    transition: opacity 0.36s ease-in-out;
    will-change: opacity;
}
.product-detail-gallery__layer.is-visible {
    opacity: 1;
    z-index: 1;
}
.product-detail-gallery__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ccc;
    font-size: 3rem;
    background: #fafafa;
}
.product-detail-gallery__nav {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin-top: .75rem;
    width: 100%;
    max-width: 450px;
}
.product-detail-gallery__arrow {
    flex: 0 0 22px;
    width: 22px;
    height: 22px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #b8b8b8;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s ease, transform 0.2s ease;
}
.product-detail-gallery__arrow:hover {
    color: #4aa3e0;
    transform: scale(1.08);
}
.product-detail-gallery__thumbs {
    display: flex;
    gap: .5rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    flex: 1;
    min-width: 0;
    padding-top: 14px;
}
.product-detail-gallery__thumbs::-webkit-scrollbar {
    display: none;
}
.product-detail-gallery__thumb {
    position: relative;
    flex: 0 0 80px;
    width: 80px;
    height: 80px;
    padding: 0;
    border: 2px solid #e0e0e0;
    border-radius: 0;
    overflow: visible;
    background: #fff;
    cursor: pointer;
    transition: border-color 0.22s ease, box-shadow 0.22s ease;
}
.product-detail-gallery__thumb.is-active {
    border-color: #4aa3e0;
    box-shadow: 0 0 0 1px rgba(74, 163, 224, 0.2);
}
.product-detail-gallery__thumb.is-active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    z-index: 2;
    width: 0;
    height: 0;
    transform: translate(-50%, calc(-100% - 3px));
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 7px solid #4aa3e0;
    transition: transform 0.22s ease, opacity 0.22s ease;
}
.product-detail-gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-detail-layout__info {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.product-detail-title {
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.4;
    margin: 0.65rem 0 .65rem;
    color: #222;
}
@media (min-width: 992px) {
    .product-detail-title {
        margin-top: 0rem;
    }
}
.product-info-panel {
    background: #f5f5f5;
    border: 0;
    border-radius: 0;
    padding: 1.125rem 1.25rem;
    margin-bottom: 1rem;
}
.product-info-row {
    font-size: .9375rem;
    line-height: 2.35;
    color: #333;
}
.product-info-row__label,
.product-info-row__value {
    color: #333;
}

.product-size-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
    font-size: .9375rem;
    line-height: 2;
    color: #333;
}
.product-size-row__main {
    flex: 1;
    min-width: 0;
}
.product-size-row__label {
    color: #333;
    white-space: nowrap;
}
.product-size-row__text {
    color: #333;
    word-break: break-word;
}
.product-size-row__chart {
    flex: 0 0 auto;
    color: #2b5ea8;
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.8;
}
.product-size-row__chart:hover {
    color: #1a4080;
    text-decoration: underline;
}

.product-detail-cta {
    display: inline-block;
    align-self: flex-start;
    width: auto;
    min-width: 200px;
    max-width: 280px;
    padding: .8rem 2.25rem;
    background: #2b3595;
    color: #fff !important;
    text-align: center;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    border-radius: 4px;
    border: 0;
    line-height: 1.5;
}
.product-detail-cta:hover {
    background: #232d7a;
    color: #fff;
}

.product-detail-content {
    margin-top: 2.5rem;
    padding-top: 1.75rem;
    border-top: 1px solid #eee;
}
.product-detail-content__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: .5rem 1.5rem;
    margin-bottom: 1rem;
    padding-bottom: .65rem;
    border-bottom: 1px solid #eee;
}
.product-detail-content__title {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0;
    color: #222;
}
.product-detail-content__help {
    margin: 0;
    font-size: .875rem;
    color: #666;
}
.product-detail-content__help a {
    color: #2b5ea8;
    text-decoration: none;
}
.product-detail-content__help a:hover {
    text-decoration: underline;
}
.product-detail-content__body {
    padding: 0;
    background: transparent;
    border: 0;
}
.product-detail-content__body img {
    max-width: 100%;
    height: auto;
}
.product-detail-related {
    margin-top: 2.5rem;
    padding-top: 1.75rem;
    border-top: 1px solid #eee;
}
.product-detail-related__title {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0 0 1rem;
    color: #222;
}

@media (max-width: 991.98px) {
    .product-size-row {
        flex-direction: column;
        gap: .35rem;
    }
    .product-size-row__chart {
        align-self: flex-start;
    }
}
@media (max-width: 479.98px) {
    .product-detail-gallery__main {
        height: auto;
        aspect-ratio: 1 / 1;
    }
}
@media (max-width: 575.98px) {
    .product-detail-breadcrumb {
        font-size: .75rem;
    }
    .product-detail-title {
        font-size: 1.2rem;
    }
    .product-detail-content__head {
        flex-direction: column;
        align-items: flex-start;
    }
}

.industry-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem; max-width: 900px; margin: 0 auto 1.5rem; }

.cert-tabs { border: none; justify-content: center; gap: .5rem; margin-bottom: 1.5rem; }
.cert-tabs .nav-link { border: 1px solid #e0e0e0; border-radius: 2rem; color: var(--dp-muted) !important; font-weight: 600; padding: .5rem 1.25rem !important; }
.cert-tabs .nav-link.active { background: var(--dp-primary); border-color: var(--dp-primary); color: #fff !important; }
.cert-note { text-align: center; color: var(--dp-muted); font-size: .875rem; margin-bottom: 1.25rem; }

.design-list, .service-list { list-style: none; padding: 0; margin: .75rem 0 0; }
.design-list li, .service-list li { position: relative; padding: .4rem 0 .4rem 1.25rem; font-size: .9375rem; color: var(--dp-muted); border-bottom: 1px dashed #eee; }
.design-list li::before, .service-list li::before { content: '✓'; position: absolute; left: 0; color: var(--dp-accent); font-weight: 700; }

.faq-item { border: none; border-radius: var(--dp-radius) !important; margin-bottom: .5rem; overflow: hidden; box-shadow: var(--dp-shadow); }
.faq-item .accordion-button { font-size: .9375rem; padding: 1rem 1.25rem; background: #fff; }
.faq-item .accordion-button:not(.collapsed) { background: var(--dp-primary); color: #fff; box-shadow: none; }
.faq-item .accordion-button:not(.collapsed)::after { filter: brightness(0) invert(1); }

.footer-cta { background: rgba(255,255,255,.06); border-radius: var(--dp-radius); padding: 1.25rem; text-align: center; margin-bottom: 1.5rem; }
.footer-cta .footer-hotline { font-size: 1.5rem; font-weight: 800; color: var(--dp-accent); text-decoration: none; display: block; margin: .5rem 0; }
.footer-cta .footer-hotline:hover { color: #fff; }
.footer-service { font-size: .8125rem; color: #888; margin-top: .5rem; }

.quick-inquiry { position: fixed; bottom: 62px; left: 0; right: 0; z-index: 999; background: #fff; border-top: 1px solid #eee; padding: .5rem .75rem; display: none; box-shadow: 0 -2px 10px rgba(0,0,0,.06); }
.quick-inquiry form { display: flex; gap: .5rem; }
.quick-inquiry input { flex: 1; border: 1px solid #ddd; border-radius: 2rem; padding: .5rem 1rem; font-size: .875rem; }
.quick-inquiry button { border: none; background: var(--dp-accent); color: #fff; border-radius: 2rem; padding: .5rem 1.25rem; font-weight: 600; font-size: .875rem; white-space: nowrap; }

@media (max-width: 768px) {
    .cat-grid { grid-template-columns: repeat(3, 1fr); gap: .65rem; }
    .cat-item { padding: .875rem .5rem; }
    .cat-item .cat-icon { width: 44px; height: 44px; font-size: 1.2rem; margin-bottom: .5rem; }
    .cat-item span { font-size: .75rem; }
    .strength-block { padding: 1.25rem; }
    .section-head { margin-bottom: 1.75rem; }
}

.category-pill { display: inline-block; padding: .45rem 1rem; border-radius: 2rem; background: #fff; border: 1px solid #e0e0e0; color: var(--dp-text); text-decoration: none; margin: .2rem; font-size: .8125rem; transition: all .2s; }
.category-pill:hover, .category-pill.active { background: var(--dp-primary); border-color: var(--dp-primary); color: #fff; }

/* 产品子分类页 — 页头与横向导航 */
.product-category-hero {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: var(--dp-subpage-banner-h);
    min-height: var(--dp-subpage-banner-h);
    background: linear-gradient(135deg, #1a2836 0%, #2d4a62 55%, #3d5f7c 100%);
    overflow: hidden;
}
.product-category-hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}
.product-category-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, rgba(12, 22, 32, 0.72) 0%, rgba(12, 22, 32, 0.38) 48%, rgba(12, 22, 32, 0.18) 100%);
    pointer-events: none;
}
.product-category-hero--banner .product-category-hero__overlay {
    background: linear-gradient(105deg, rgba(10, 18, 28, 0.78) 0%, rgba(10, 18, 28, 0.42) 50%, rgba(10, 18, 28, 0.12) 100%);
}
.product-category-hero--textless {
    min-height: var(--dp-subpage-banner-h);
    height: var(--dp-subpage-banner-h);
}
.product-category-hero--textless .product-category-hero__overlay {
    background: linear-gradient(180deg, rgba(10, 18, 28, 0.1) 0%, rgba(10, 18, 28, 0.32) 100%);
}
.product-category-hero__content {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 1.25rem 0 0.75rem;
    pointer-events: none;
}
.product-category-hero__copy {
    text-align: right;
    max-width: min(540px, 58%);
    pointer-events: auto;
}
.product-category-hero__title {
    margin: 0;
    font-family: var(--dp-font-subpage-banner);
    font-size: calc(clamp(1.875rem, 4.8vw, 2.875rem) * var(--page-header-title-scale, 1));
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.04em;
    line-height: 1.2;
    text-shadow: var(--page-header-text-shadow);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
.product-category-hero__subtitle {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.65rem;
    margin: 0.85rem 0 0;
    padding: 0;
    font-family: var(--dp-font-subpage-banner);
    font-size: clamp(0.875rem, 1.85vw, 1.0625rem);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.92);
    letter-spacing: 0.04em;
    text-shadow: var(--page-header-text-shadow);
}
.product-category-hero__subtitle::before {
    content: '';
    width: 2rem;
    height: 2px;
    background: var(--dp-highlight, #c9a962);
    flex-shrink: 0;
}
.product-category-hero__crumb-bar {
    background: rgba(17, 26, 36, 0.58);
    backdrop-filter: blur(4px);
}
.product-category-hero__crumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.65rem;
    padding: 0.7rem 0;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.92);
}
.product-category-hero__crumb-home {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.2s;
}
.product-category-hero__crumb-home:hover {
    color: #fff;
}
.product-category-hero__crumb-label {
    white-space: nowrap;
    opacity: 0.85;
}
.product-category-hero__crumb .breadcrumb {
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}
.product-category-hero__crumb .breadcrumb-item a {
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
}
.product-category-hero__crumb .breadcrumb-item a:hover {
    color: #fff;
}
.product-category-hero__crumb .breadcrumb-item.active {
    color: rgba(255, 255, 255, 0.65);
}
.product-category-hero__crumb .breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.45);
}

/* 二级栏目横向导航（产品分类 / 攻略分类等） */
.product-category-nav,
.subpage-secondary-nav {
    background: #fff;
    border-bottom: 1px solid var(--dp-line);
    box-shadow: 0 2px 12px rgba(21, 31, 42, 0.04);
}
.product-category-nav__list,
.subpage-secondary-nav__inner {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    margin: 0;
    padding: 0.55rem 0;
    list-style: none;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.subpage-secondary-nav__item {
    flex: 0 0 auto;
}
.subpage-secondary-nav__link,
.product-category-nav__link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    color: var(--dp-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid transparent;
    transition: color 0.2s, background 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.subpage-secondary-nav__link:hover,
.product-category-nav__link:hover {
    color: var(--dp-primary);
    background: var(--dp-gray);
}
.subpage-secondary-nav__link.is-active,
.product-category-nav__link.is-active {
    color: var(--dp-primary-dark);
    background: linear-gradient(180deg, #fff8eb 0%, #fff 100%);
    border-color: rgba(201, 169, 98, 0.32);
    box-shadow: 0 2px 10px rgba(201, 169, 98, 0.14);
}
.subpage-secondary-nav__icon {
    font-size: 1rem;
    line-height: 1;
    opacity: 0.85;
}
.subpage-secondary-nav__link.is-active .subpage-secondary-nav__icon {
    color: var(--dp-highlight);
    opacity: 1;
}

.product-category-nav__list::-webkit-scrollbar,
.subpage-secondary-nav__inner::-webkit-scrollbar {
    display: none;
}
.product-category-nav__item {
    flex-shrink: 0;
}

/* 产品筛选面板 — 简洁横向标签 */
.product-filter-panel-wrap {
    margin-top: 0.25rem;
    padding-bottom: 0.75rem;
}

.product-filter-panel {
    background: #fff;
    border: 1px solid var(--dp-line, #e8ecf0);
    border-radius: 10px;
    padding: 0.25rem 0;
    box-shadow: 0 1px 4px rgba(21, 31, 42, 0.04);
}
.product-filter-panel__toggle {
    display: none;
}

.product-filter-panel--standalone {
    margin-bottom: 0;
}

.page-product-list .product-filter-panel-wrap {
    margin-top: 0.25rem;
    padding-bottom: 0.75rem;
}

.page-product-list .product-list-body {
    padding-top: 1.25rem;
    padding-bottom: 2.5rem;
}

@media (min-width: 768px) {
    .page-product-list .product-list-body {
        padding-top: 1.5rem;
        padding-bottom: 3rem;
    }
}

.product-filter-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem 1.5rem;
    padding: 0.7rem 1.25rem;
}

.product-filter-row:first-child {
    padding-top: 0.85rem;
}

.product-filter-row:last-child {
    padding-bottom: 0.85rem;
}

.product-filter-row + .product-filter-row {
    border-top: 1px solid #f1f5f9;
}

.product-filter-title {
    flex: 0 0 9.25rem;
    margin: 0;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #5a6573;
    line-height: 1.4;
    text-align: right;
    letter-spacing: 0.01em;
}

.product-filter-title::after {
    content: '：';
    margin-left: 0.05em;
}

.product-filter-chips {
    flex: 1 1 14rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    min-width: 0;
}

.product-filter-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: 2rem;
    padding: 0.34rem 0.82rem;
    font-size: 0.8125rem;
    font-weight: 500;
    line-height: 1.3;
    color: var(--dp-text, #475569);
    text-decoration: none;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    white-space: nowrap;
    transition: color 0.18s, border-color 0.18s, background 0.18s, box-shadow 0.18s;
}

.product-filter-chip--all:not(.is-active) {
    color: #64748b;
}

.product-filter-chip:hover {
    color: var(--dp-primary, #1c2b3a);
    border-color: #cbd5e1;
    background: #f8fafc;
}

.product-filter-chip.is-active {
    color: #6b5735;
    font-weight: 600;
    background: #faf6ed;
    border-color: rgba(201, 169, 98, 0.42);
    box-shadow: none;
}

.product-filter-chip.is-active:hover {
    color: #5c4a2e;
    background: #f5eedf;
    border-color: rgba(201, 169, 98, 0.55);
}

.product-filter-chip--color .product-filter-chip__swatch {
    flex-shrink: 0;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--chip-color, #cbd5e1);
    border: 1px solid rgba(15, 23, 42, 0.1);
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.35);
}

.product-filter-chip.is-active .product-filter-chip__swatch {
    border-color: rgba(107, 87, 53, 0.28);
    box-shadow: none;
}

.product-filter-chip:focus-visible {
    outline: 2px solid rgba(28, 43, 58, 0.35);
    outline-offset: 2px;
}

@media (max-width: 767.98px) {
    .page-header--banner,
    .page-header--textless {
        height: var(--page-header-height-min, 220px);
        min-height: var(--page-header-height-min, 220px);
    }
    .product-category-hero {
        min-height: var(--page-header-height-min, 220px);
        height: var(--page-header-height-min, 220px);
    }
    .product-category-hero__content {
        justify-content: center;
        padding: 1rem 0 0.5rem;
    }
    .page-header__content {
        padding: 1.25rem 0 0.75rem;
    }
    .page-header--banner .page-header__content h1 {
        font-size: calc(clamp(1.625rem, 7vw, 2.125rem) * var(--page-header-title-scale, 1));
    }
    .page-header-sub {
        width: auto;
        max-width: min(92vw, 100%);
        white-space: normal;
        overflow-wrap: anywhere;
        word-break: break-word;
        line-height: 1.55;
    }
    .page-header__eyebrow {
        letter-spacing: 0.16em;
    }
    .page-header--banner.page-header--align-left .page-header__content,
    .page-header--banner:not(.page-header--align-center):not(.page-header--align-right) .page-header__content {
        padding-left: calc(var(--bs-gutter-x, 1.5rem) * 0.5 + 1.25rem);
    }
    .page-header--banner.page-header--align-right .page-header__content {
        padding-right: calc(var(--bs-gutter-x, 1.5rem) * 0.5 + 1.25rem);
    }
    .page-header--align-center .page-header__copy,
    .page-header--align-right .page-header__copy {
        max-width: 100%;
    }
    .product-category-hero__copy {
        max-width: 100%;
        text-align: center;
    }
    .product-category-hero__subtitle {
        justify-content: center;
    }
    .product-filter-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
        padding: 0.65rem 1rem;
    }
    .product-filter-row:first-child {
        padding-top: 0.75rem;
    }
    .product-filter-row:last-child {
        padding-bottom: 0.75rem;
    }
    .product-filter-title {
        flex: none;
        width: 100%;
        text-align: left;
    }
    .product-filter-title::after {
        content: none;
    }
    .product-filter-chip {
        min-height: 1.875rem;
        font-size: 0.75rem;
        padding: 0.3rem 0.72rem;
    }
    .product-filter-panel__toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.5rem;
        width: 100%;
        margin: 0;
        padding: 0.75rem 1rem;
        border: none;
        background: transparent;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--dp-primary-dark);
        cursor: pointer;
    }
    .product-filter-panel__toggle i {
        font-size: 0.875rem;
        transition: transform 0.22s ease;
    }
    .product-filter-panel.is-expanded .product-filter-panel__toggle i {
        transform: rotate(180deg);
    }
    .product-filter-panel:not(.is-expanded) .product-filter-panel__body {
        display: none;
    }
    .product-filter-panel.is-expanded .product-filter-panel__body {
        border-top: 1px solid #f1f5f9;
    }
}

.img-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #e3f2fd, #bbdefb); color: var(--dp-primary); font-size: 2rem; }

.cert-scroll { display: flex; gap: 1rem; overflow-x: auto; padding-bottom: .5rem; }
.cert-item { flex: 0 0 160px; text-align: center; }
.cert-item .cert-img { width: 160px; height: 120px; background: var(--dp-gray); border-radius: var(--dp-radius); display: flex; align-items: center; justify-content: center; overflow: hidden; border: 1px solid #eee; }
.cert-item .cert-img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.cert-item small { display: block; margin-top: .5rem; font-size: .75rem; color: var(--dp-muted); }

.case-panel { display: none; }
.case-panel.active { display: block; }

.content img { max-width: 100%; height: auto; border-radius: var(--dp-radius); }
.content table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.content table td, .content table th { border: 1px solid #dee2e6; padding: .5rem .75rem; }
.content iframe { max-width: 100%; }

/* ---------- 技术方案（解决方案） ---------- */
.solution-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 18px rgba(21, 31, 42, 0.06);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.solution-card:hover {
    color: inherit;
    box-shadow: 0 10px 28px rgba(21, 31, 42, 0.1);
    transform: translateY(-3px);
}
.solution-card__media {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #eef2f6;
}
.solution-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}
.solution-card:hover .solution-card__media img {
    transform: scale(1.04);
}
.solution-card__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 160px;
    color: #94a3b8;
    font-size: 2rem;
    background: #eef2f6;
}
.solution-card__body {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    padding: 1.25rem 1.35rem 1.4rem;
}
.solution-card__title {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.45;
    color: #1c2430;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.solution-card__summary {
    margin: 0.75rem 0 0;
    color: #5a6574;
    font-size: 0.9375rem;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1 1 auto;
}
.solution-card__more {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    margin-top: 1.1rem;
    color: #2f7bbd;
    font-size: 0.9375rem;
    font-weight: 600;
    transition: gap 0.2s ease, color 0.2s ease;
}
.solution-card:hover .solution-card__more {
    gap: 0.45rem;
    color: #1c5f96;
}

.page-cases-list .cases-list-body {
    padding-top: 1.5rem;
    padding-bottom: 3rem;
}
.page-cases-list .cases-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: #94a3b8;
    background: #fff;
    border-radius: 4px;
    border: 1px dashed #dce4ec;
}
.page-cases-list .cases-pagination {
    margin-top: 1.75rem;
    display: flex;
    justify-content: center;
}
.page-cases-list .cases-pagination .pagination {
    margin: 0;
}

.case-detail-page__kicker {
    margin: 0 0 0.65rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.06em;
}
.case-detail-page__kicker a {
    color: #2f7bbd;
    text-decoration: none;
}
.case-detail-page__kicker a:hover {
    color: #1c5f96;
}
.case-detail-page__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.25rem;
    margin: 0.75rem 0 0;
    color: #64748b;
    font-size: 0.9375rem;
}
.case-detail-page__meta i {
    margin-right: 0.3rem;
}
.case-detail-page__cover {
    margin-top: 0.25rem;
}
.case-detail-related {
    padding: 0 0 3.25rem;
}
.case-detail-related__title {
    margin: 0 0 1.35rem;
    font-size: 1.375rem;
    font-weight: 700;
    color: #1c2430;
    letter-spacing: 0.04em;
}

/* —— 前台分页（定制攻略 / 案例 / 产品列表共用） —— */
.dp-pagination {
    width: 100%;
    display: flex;
    justify-content: center;
}

.dp-pagination__list {
    margin: 0;
    gap: 0.3rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    list-style: none;
    padding-left: 0;
}

.dp-pagination__link,
.dp-pagination__current,
.dp-pagination__gap {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 0.65rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    box-sizing: border-box;
    transition: color 0.2s, border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.15s;
}

.dp-pagination__link {
    border: 1px solid rgba(28, 43, 58, 0.12);
    color: #4a9fd8;
    background: #fff;
    box-shadow: 0 1px 2px rgba(28, 43, 58, 0.04);
}

.dp-pagination__link:hover {
    color: #2563eb;
    border-color: rgba(37, 99, 235, 0.32);
    background: rgba(37, 99, 235, 0.05);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.1);
}

.dp-pagination__link:active {
    transform: scale(0.96);
}

/* 当前页：白字蓝底（不走 Bootstrap .page-link，避免字色被盖掉） */
.dp-pagination__current {
    border: 1px solid #4a9fd8;
    color: #ffffff;
    -webkit-text-fill-color: #ffffff;
    background: #4a9fd8;
    box-shadow: 0 4px 14px rgba(74, 159, 216, 0.28);
    cursor: default;
}

.dp-pagination__gap {
    min-width: 1.75rem;
    padding: 0 0.15rem;
    border: 0;
    background: transparent;
    box-shadow: none;
    color: #9aa3af;
    font-weight: 500;
    letter-spacing: 0.08em;
}

/* 产品列表分页 */
.page-product-list .product-list-pagination {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(28, 43, 58, 0.08);
    display: flex;
    justify-content: center;
}

.page-product-list .dp-pagination__list {
    gap: 0.35rem;
    padding: 0.35rem 0.5rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.7);
}

.page-product-list .dp-pagination__link,
.page-product-list .dp-pagination__current {
    min-width: 2.65rem;
    height: 2.65rem;
    border-radius: 9px;
    font-size: 0.9rem;
}

@media (max-width: 575.98px) {
    .dp-pagination__link,
    .dp-pagination__current {
        min-width: 2.75rem;
        height: 2.75rem;
        font-size: 0.9375rem;
    }
}

/* ---------- 关于我们页 ---------- */
.about-page {
    background: var(--dp-gray);
    color: var(--dp-text);
    font-family: "Noto Sans SC", var(--dp-font-heiti);
    font-feature-settings: "kern" 1;
}

/* 统一区块标题 */
.about-sec__eyebrow {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #8a929c;
    margin-bottom: 0.5rem;
}
.about-sec__title {
    margin: 0;
    font-family: var(--dp-font-display);
    font-size: clamp(1.375rem, 2.2vw, 1.625rem);
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--dp-primary-dark);
    line-height: 1.35;
}
.about-sec__title--lined {
    position: relative;
    padding-bottom: 0.75rem;
    margin-bottom: 0.85rem;
}
.about-sec__title--lined::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 36px;
    height: 2px;
    background: linear-gradient(90deg, var(--dp-highlight), rgba(201, 169, 98, 0.15));
    border-radius: 1px;
}
.about-sec__lead {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.85;
    color: var(--dp-muted);
    max-width: 28ch;
}
.about-sec__mark {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
}
.about-sec__mark::before,
.about-sec__mark::after {
    content: '';
    width: clamp(2rem, 6vw, 3.5rem);
    height: 1px;
    border-radius: 1px;
}
.about-sec__mark::before {
    background: linear-gradient(90deg, transparent, rgba(201, 169, 98, 0.55));
}
.about-sec__mark::after {
    background: linear-gradient(90deg, rgba(201, 169, 98, 0.55), transparent);
}
.about-sec__mark-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dp-primary-dark), var(--dp-highlight));
    box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.12);
    flex-shrink: 0;
}
html:lang(en) .about-page .about-sec__title {
    letter-spacing: 0.04em;
}
html:lang(en) .about-page .about-sec__eyebrow {
    letter-spacing: 0.2em;
}

/* 1. 公司简介 */
.about-intro {
    position: relative;
    overflow: hidden;
    background: var(--dp-gray);
    border-bottom: 1px solid var(--dp-line);
}
.about-intro--has-bg {
    min-height: clamp(380px, 44vw, 500px);
}
.about-intro__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}
.about-intro__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-color: var(--dp-gray-alt);
    background-image: var(--about-intro-bg);
    background-repeat: no-repeat;
    background-position: right center;
    background-size: cover;
    opacity: 0.34;
    filter: saturate(0.82) blur(0.3px);
    transform: scale(1);
    transition: transform 1s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s;
}
.about-intro--bg-svg .about-intro__bg::before {
    background-size: min(58%, 640px);
    background-position: 96% center;
    opacity: 0.3;
}
.about-intro__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, var(--dp-gray) 0%, var(--dp-gray) 38%, rgba(249, 248, 246, 0.94) 52%, rgba(249, 248, 246, 0.45) 68%, rgba(249, 248, 246, 0.12) 82%, transparent 100%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.28) 0%, transparent 26%, transparent 76%, rgba(28, 43, 58, 0.03) 100%);
    pointer-events: none;
}
.about-intro--has-bg:hover .about-intro__bg::before {
    transform: scale(1.015);
    opacity: 0.38;
}
.about-intro .container.about-intro__shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(240px, 40%);
    gap: clamp(1rem, 3vw, 2rem);
    align-items: center;
    min-height: inherit;
    max-width: 980px;
    position: relative;
    z-index: 1;
}
.about-intro__head {
    margin-bottom: 1.25rem;
    text-align: left;
}
.about-intro .about-sec__eyebrow {
    font-size: 0.75rem;
    letter-spacing: 0.28em;
    margin-bottom: 0.6rem;
}
.about-intro .about-sec__title,
.about-values .about-sec__title,
.about-wheel__head .about-sec__title {
    font-size: clamp(1.625rem, 3vw, 2.125rem);
    letter-spacing: 0.1em;
}
.about-intro .about-sec__title {
    margin-bottom: 0;
}
.about-intro .about-sec__title::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    margin: 0.75rem 0 0;
    background: linear-gradient(90deg, var(--dp-highlight), rgba(201, 169, 98, 0.15));
    border-radius: 1px;
}
.about-intro__body-col {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2.5rem, 5vw, 3.5rem) 0;
    position: relative;
    z-index: 2;
}
.about-intro__visual-col {
    min-height: clamp(260px, 36vw, 420px);
    position: relative;
}
.about-intro__visual-col::before {
    content: '';
    position: absolute;
    inset: clamp(0.75rem, 2vw, 1.25rem);
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 2px;
    box-shadow: inset 0 0 0 1px rgba(28, 43, 58, 0.05);
    pointer-events: none;
}
.about-intro__visual-col::after {
    content: '';
    position: absolute;
    left: clamp(0.75rem, 2vw, 1.25rem);
    top: clamp(0.75rem, 2vw, 1.25rem);
    width: 32px;
    height: 32px;
    border-top: 2px solid rgba(201, 169, 98, 0.55);
    border-left: 2px solid rgba(201, 169, 98, 0.55);
    pointer-events: none;
}
.about-intro__prose {
    max-width: 36rem;
    font-size: clamp(1.0625rem, 1.9vw, 1.1875rem);
    line-height: 1.92;
    color: var(--dp-muted);
    letter-spacing: 0.02em;
}
.about-intro__prose p {
    margin: 0 0 0.95rem;
    text-align: justify;
    text-justify: inter-ideograph;
}
.about-intro__prose p:first-of-type {
    font-family: var(--dp-font-display);
    font-size: clamp(1.0625rem, 1.85vw, 1.1875rem);
    color: var(--dp-primary-dark);
    letter-spacing: 0.03em;
}
html:lang(en) .about-intro__prose p {
    text-align: left;
    text-justify: auto;
    letter-spacing: 0;
}
.about-intro__prose > :first-child { margin-top: 0; }
.about-intro__prose > :last-child { margin-bottom: 0; }
.about-intro__prose strong {
    color: var(--dp-primary-dark);
    font-weight: 600;
}
.about-intro__prose.content h3,
.about-intro__prose.content h4 {
    font-family: var(--dp-font-display);
    font-size: clamp(1.0625rem, 1.7vw, 1.1875rem);
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--dp-primary-dark);
    margin: 1.15rem 0 0.55rem;
    text-align: left;
}
.about-intro__prose--fallback {
    margin: 0;
    font-family: var(--dp-font-display);
    color: var(--dp-primary-dark);
    letter-spacing: 0.03em;
    text-align: left;
}

/* 2. 企业价值观 */
.about-values {
    padding: clamp(3rem, 6vw, 4.5rem) 0 clamp(3.25rem, 6.5vw, 5rem);
    background:
        radial-gradient(ellipse 80% 60% at 12% 0%, rgba(201, 169, 98, 0.07) 0%, transparent 55%),
        radial-gradient(ellipse 70% 50% at 88% 100%, rgba(74, 109, 138, 0.06) 0%, transparent 50%),
        linear-gradient(180deg, var(--dp-gray) 0%, #fff 100%);
    position: relative;
    overflow: hidden;
}
.about-values::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(28, 43, 58, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(28, 43, 58, 0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(180deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
    pointer-events: none;
}
.about-values .container {
    max-width: 980px;
    position: relative;
    z-index: 1;
}
.about-values__head {
    max-width: 640px;
    margin: 0 auto clamp(2rem, 4vw, 2.75rem);
    text-align: center;
}
.about-values .about-sec__eyebrow {
    font-size: 0.75rem;
    letter-spacing: 0.28em;
    margin-bottom: 0.6rem;
}
.about-values .about-sec__title {
    margin-bottom: 0.85rem;
}
.about-values .about-sec__title::after {
    content: '';
    display: block;
    width: 48px;
    height: 2px;
    margin: 0.85rem auto 0;
    background: linear-gradient(90deg, transparent, var(--dp-highlight), transparent);
    border-radius: 1px;
}
.about-values .about-sec__lead {
    font-size: clamp(1rem, 1.7vw, 1.125rem);
    line-height: 1.9;
    max-width: 38ch;
    margin: 0 auto;
    color: var(--dp-muted);
}
.about-values__panel {
    position: relative;
    padding: clamp(1.25rem, 2.5vw, 1.75rem);
    border-radius: 20px;
    border: 1px solid rgba(28, 43, 58, 0.07);
    background: rgba(255, 255, 255, 0.72);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.9) inset,
        0 20px 50px rgba(21, 31, 42, 0.06);
    backdrop-filter: blur(8px);
}
.about-values__panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(280px, 60%);
    height: 3px;
    border-radius: 0 0 4px 4px;
    background: linear-gradient(90deg, transparent, var(--dp-highlight), transparent);
    opacity: 0.85;
}
.about-values__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(0.75rem, 1.6vw, 1rem);
}
.about-values__card {
    position: relative;
    min-height: 9.5rem;
    padding: clamp(1.35rem, 2.4vw, 1.75rem) clamp(1.25rem, 2.2vw, 1.65rem);
    background: #fff;
    border: 1px solid rgba(28, 43, 58, 0.07);
    border-radius: 16px;
    overflow: hidden;
    transition:
        transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
        box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.35s;
}
.about-values__card::before {
    content: attr(data-index);
    position: absolute;
    right: 0.75rem;
    top: 0.35rem;
    font-family: var(--dp-font-display);
    font-size: clamp(3.25rem, 7vw, 4.75rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.02em;
    color: var(--dp-primary-dark);
    opacity: 0.045;
    pointer-events: none;
    user-select: none;
}
.about-values__card::after {
    content: '';
    position: absolute;
    left: 1.35rem;
    top: 0;
    width: 28px;
    height: 3px;
    border-radius: 0 0 3px 3px;
    background: linear-gradient(90deg, var(--dp-highlight), rgba(201, 169, 98, 0.35));
    opacity: 0;
    transition: opacity 0.35s, width 0.35s;
}
.about-values__card:nth-child(even) {
    background: linear-gradient(155deg, #fff 0%, var(--dp-gray-alt) 100%);
}
.about-values__card:nth-child(1) {
    border-top-color: rgba(201, 169, 98, 0.35);
}
.about-values__card:nth-child(3) {
    border-top-color: rgba(74, 109, 138, 0.22);
}
.about-values__card:hover {
    transform: translateY(-4px);
    border-color: rgba(201, 169, 98, 0.28);
    box-shadow: 0 12px 32px rgba(21, 31, 42, 0.09);
}
.about-values__card:hover::after {
    opacity: 1;
    width: 40px;
}
.about-values__card:hover::before {
    opacity: 0.07;
    color: var(--dp-highlight);
}
.about-values__index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    padding: 0.2rem 0.45rem;
    margin-bottom: 0.85rem;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    font-variant-numeric: tabular-nums;
    color: var(--dp-highlight);
    background: rgba(201, 169, 98, 0.1);
    border: 1px solid rgba(201, 169, 98, 0.22);
    border-radius: 999px;
}
.about-values__card-body {
    position: relative;
    z-index: 1;
    max-width: 88%;
}
.about-values__name {
    margin: 0 0 0.55rem;
    font-family: var(--dp-font-display);
    font-size: clamp(1.0625rem, 1.7vw, 1.25rem);
    font-weight: 700;
    color: var(--dp-primary-dark);
    letter-spacing: 0.05em;
    line-height: 1.45;
}
.about-values__desc {
    margin: 0;
    font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
    line-height: 1.78;
    color: var(--dp-muted);
    letter-spacing: 0.01em;
}

/* 3. 企业理念大转盘 */
.about-wheel-section {
    padding: clamp(3rem, 6vw, 5rem) 0 clamp(3.5rem, 7vw, 5.5rem);
    background:
        radial-gradient(ellipse 90% 70% at 50% 105%, rgba(201, 169, 98, 0.05) 0%, transparent 58%),
        linear-gradient(180deg, var(--dp-gray) 0%, #ece8e2 100%);
    position: relative;
    overflow: hidden;
}
.about-wheel-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 22%, rgba(28, 43, 58, 0.025) 0%, transparent 42%),
        radial-gradient(circle at 82% 18%, rgba(201, 169, 98, 0.035) 0%, transparent 38%);
    pointer-events: none;
}
.about-wheel-section::after {
    content: '';
    position: absolute;
    bottom: -140px;
    left: 50%;
    transform: translateX(-50%);
    width: min(520px, 78vw);
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(ellipse, rgba(28, 43, 58, 0.045) 0%, transparent 72%);
    pointer-events: none;
}
.about-wheel-section .container {
    max-width: 980px;
}
.about-wheel__head {
    max-width: 640px;
    margin: 0 auto 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}
.about-wheel__head .about-sec__eyebrow {
    margin-bottom: 0.45rem;
}
.about-wheel-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1.75rem, 4vw, 2.5rem);
    align-items: center;
    margin: 0 auto;
}
.about-wheel-brand {
    order: -1;
    text-align: left;
    min-width: 0;
    max-width: 28rem;
    position: relative;
    z-index: 1;
}
.about-wheel-brand__words {
    padding-left: 0.15rem;
}
.about-wheel-wrap {
    order: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    width: min(440px, 100%);
    margin-inline: auto;
}
.about-wheel-svg {
    width: min(420px, 100%);
    height: auto;
    display: block;
    position: relative;
    filter: drop-shadow(0 8px 24px rgba(28, 43, 58, 0.12));
}
.about-wheel-spin {
    transform-origin: 200px 200px;
    animation: aboutWheelRotate 50s linear infinite;
}
.about-wheel-wrap:hover .about-wheel-spin {
    animation-play-state: paused;
}
@keyframes aboutWheelRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.about-wheel-ring {
    fill: none;
    stroke: rgba(255, 255, 255, 0.5);
    stroke-width: 1.5;
    pointer-events: none;
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.35));
}
.about-wheel-seg {
    cursor: default;
    outline: none;
}
.about-wheel-seg__path {
    stroke: rgba(255, 255, 255, 0.9);
    stroke-width: 1.5;
    filter: url(#aboutWheelSegGlow);
    transition: filter 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}
.about-wheel-seg:hover .about-wheel-seg__path,
.about-wheel-seg:focus-visible .about-wheel-seg__path {
    filter: url(#aboutWheelSegGlow) brightness(1.1);
}
.about-wheel-seg__text {
    text-anchor: middle;
    pointer-events: none;
    font-family: "Noto Sans SC", var(--dp-font-heiti);
}
.about-wheel-seg__num {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    opacity: 0.75;
}
.about-wheel-seg__label {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.04em;
}
html:lang(en) .about-wheel-seg__label {
    font-size: 10.5px;
    letter-spacing: 0.02em;
}
.about-wheel-hub-group {
    pointer-events: none;
}
.about-wheel-hub__aura {
    pointer-events: none;
    opacity: 0.85;
}
.about-wheel-hub {
    fill: #fff;
    stroke: var(--dp-highlight);
    stroke-width: 1.5;
}
.about-wheel-hub__icon {
    pointer-events: none;
}
.about-wheel-brand__line {
    margin: 0;
    line-height: 0.95;
    color: var(--dp-primary-dark);
    font-family: "Noto Sans SC", var(--dp-font-heiti);
    font-weight: 200;
}
.about-wheel-brand__line--thin {
    font-size: clamp(1.35rem, 2.4vw, 1.95rem);
    letter-spacing: 0.22em;
}
.about-wheel-brand__line--wide {
    font-size: clamp(1.15rem, 2.1vw, 1.75rem);
    letter-spacing: 0.12em;
}
.about-wheel-brand__line--hero {
    font-size: clamp(2.15rem, 4.2vw, 3.15rem);
    font-weight: 200;
    letter-spacing: 0.09em;
    margin: 0.15rem 0;
}
.about-wheel-brand__script {
    font-family: Georgia, "Times New Roman", serif;
    font-style: italic;
    font-weight: 400;
    font-size: 1.25em;
    color: var(--dp-highlight);
    margin-right: -0.03em;
}
.about-wheel-brand__copy {
    margin-top: 1.5rem;
    padding: 1.25rem 1.35rem;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(28, 43, 58, 0.07);
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(21, 31, 42, 0.05);
    backdrop-filter: blur(6px);
}
.about-wheel-brand__mission {
    margin: 0 0 1.5rem;
    font-size: clamp(1rem, 1.6vw, 1.125rem);
    line-height: 1.9;
    color: var(--dp-primary-dark);
    max-width: 34ch;
    letter-spacing: 0.02em;
    opacity: 0.82;
}
.about-wheel-brand__cta {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--dp-primary-dark);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-decoration: none;
    border-radius: 999px;
    border: 1px solid transparent;
    transition: background 0.25s, transform 0.25s, box-shadow 0.25s, border-color 0.25s;
    box-shadow: 0 4px 14px rgba(21, 31, 42, 0.12);
}
.about-wheel-brand__cta:hover {
    background: var(--dp-primary);
    color: #fff;
    transform: translateY(-2px);
    border-color: rgba(201, 169, 98, 0.35);
    box-shadow: 0 10px 26px rgba(21, 31, 42, 0.18);
}
.about-wheel-brand__cta:active {
    transform: scale(0.98);
}

@keyframes aboutWheelSegIn {
    from { opacity: 0; transform: scale(0.94); }
    to { opacity: 1; transform: scale(1); }
}
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg {
    animation: aboutWheelSegIn 0.55s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(2) { animation-delay: 0.04s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(3) { animation-delay: 0.08s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(4) { animation-delay: 0.12s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(5) { animation-delay: 0.16s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(6) { animation-delay: 0.20s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(7) { animation-delay: 0.24s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(8) { animation-delay: 0.28s; }
.motion-reveal.is-visible .about-wheel-wrap .about-wheel-seg:nth-child(9) { animation-delay: 0.32s; }

/* 通用单页正文 */
.page-rich {
    padding: 2.25rem 0 3rem;
    background: linear-gradient(180deg, var(--dp-gray) 0%, #fff 100%);
}
.page-rich__article {
    background: #fff;
    border: 1px solid var(--dp-line);
    padding: 2rem 2.15rem;
    font-size: 1rem;
    line-height: 1.85;
}

/* ---------- 关于我们 — 响应式 ---------- */
@media (max-width: 991.98px) {
    .about-intro--has-bg {
        min-height: 0;
    }
    .about-intro .container.about-intro__shell {
        grid-template-columns: 1fr;
        min-height: 0;
    }
    .about-intro__body-col {
        padding: 1.75rem 0 1.5rem;
    }
    .about-intro__visual-col {
        min-height: 220px;
        order: -1;
    }
    .about-intro__visual-col::before,
    .about-intro__visual-col::after {
        display: none;
    }
    .about-intro__bg::before {
        background-position: center 20%;
        background-size: cover;
        opacity: 0.28;
    }
    .about-intro--bg-svg .about-intro__bg::before {
        background-size: min(88%, 520px);
        background-position: center 15%;
    }
    .about-intro__bg::after {
        background:
            linear-gradient(180deg, rgba(249, 248, 246, 0.15) 0%, rgba(249, 248, 246, 0.72) 32%, var(--dp-gray) 52%, var(--dp-gray) 100%);
    }
    .about-values__head {
        margin-bottom: 1.75rem;
    }
    .about-values__panel {
        padding: 1rem;
        border-radius: 16px;
    }
    .about-values__grid {
        grid-template-columns: 1fr;
    }
    .about-values__card {
        min-height: 0;
    }
    .about-values__card-body {
        max-width: 100%;
    }
}
@media (min-width: 1200px) {
    .about-wheel-layout {
        grid-template-columns: minmax(220px, 0.85fr) minmax(300px, 1.15fr);
        gap: clamp(1.75rem, 3vw, 2.75rem);
    }
    .about-wheel-brand {
        order: 0;
        max-width: none;
    }
}
@media (max-width: 575.98px) {
    .about-values__grid {
        border-radius: 8px;
    }
    .about-wheel-seg__label {
        font-size: 11px;
    }
    .about-wheel-brand__line--thin {
        font-size: 1.35rem;
    }
    .about-wheel-brand__line--hero {
        font-size: 2.15rem;
    }
    .about-wheel-brand__line--wide {
        font-size: 1.15rem;
        letter-spacing: 0.08em;
    }
    .about-wheel-svg {
        width: min(380px, 100%);
    }
}

/* ---------- 联系我们页（B2B 机构风 · 上下结构） ---------- */

/* Banner 文字入场（GSAP timeline；未就绪前先隐藏防闪） */
@media (prefers-reduced-motion: no-preference) {
    body.page-contact .page-header--banner.js-contact-banner:not(.is-banner-ready) .page-header__eyebrow,
    body.page-contact .page-header--banner.js-contact-banner:not(.is-banner-ready) .page-header__line,
    body.page-contact .page-header--banner.js-contact-banner:not(.is-banner-ready) .page-header-sub {
        opacity: 0;
    }

    body.page-contact .page-header--banner.js-contact-banner .page-header__content h1::after {
        transform: scaleX(0);
        transform-origin: left center;
        transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
    }

    body.page-contact .page-header--banner.page-header--align-center.js-contact-banner .page-header__content h1::after {
        transform-origin: center;
    }

    body.page-contact .page-header--banner.page-header--align-right.js-contact-banner .page-header__content h1::after {
        transform-origin: right center;
    }

    body.page-contact .page-header--banner.js-contact-banner .page-header__content h1.is-title-rule-in::after,
    body.page-contact .page-header--banner.js-contact-banner.is-banner-animated .page-header__content h1::after {
        transform: scaleX(1);
    }
}

.contact-page {
    --contact-ink: #182230;
    --contact-muted: #5c6775;
    --contact-soft: #8b95a3;
    --contact-line: rgba(28, 40, 56, 0.08);
    --contact-accent: #1a5f9e;
    --contact-accent-soft: #2f7bbd;
    --contact-surface: #fff;
    --contact-radius: 10px;
    position: relative;
    padding: 2.5rem 0 5.5rem;
    background: #ffffff;
}

.contact-page__shell {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 2.75rem;
}

.contact-info-panel {
    background: var(--contact-surface);
    border: 1px solid var(--contact-line);
    border-radius: calc(var(--contact-radius) + 2px);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.8) inset,
        0 18px 48px rgba(24, 34, 48, 0.07);
    overflow: hidden;
}

.contact-info-panel + .contact-channels {
    margin-top: 0.35rem;
}

.contact-info-panel__split {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr);
    align-items: stretch;
    min-height: clamp(340px, 40vw, 440px);
}

.contact-map {
    min-width: 0;
    height: 100%;
    padding: clamp(1rem, 1.8vw, 1.5rem);
    box-sizing: border-box;
    background: #fff;
}

.contact-map__frame {
    position: relative;
    height: 100%;
    min-height: clamp(280px, 34vw, 410px);
    aspect-ratio: auto;
    background: #d6e3ef;
    border-radius: 10px;
    overflow: hidden;
}

.contact-map__frame iframe,
.contact-map__canvas {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: #d6e3ef;
}

.contact-map__canvas {
    z-index: 0;
}

/* Bootstrap / 全局 img{max-width:100%} 会导致 Leaflet 瓦片留缝 */
.contact-map__canvas .leaflet-container img,
.contact-map__canvas .leaflet-tile-container img {
    max-width: none !important;
    max-height: none !important;
}

.contact-map__canvas .leaflet-control-attribution {
    font-size: 10px;
    background: rgba(255, 255, 255, 0.82);
}

.contact-map__overlay {
    position: absolute;
    inset: auto 0 0;
    height: 34%;
    pointer-events: none;
    z-index: 1;
    background: linear-gradient(180deg, transparent 0%, rgba(18, 28, 40, 0.22) 100%);
}

.contact-map__float-link {
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    background: rgba(16, 22, 30, 0.68);
    font-size: 0.78rem;
    font-weight: 650;
    letter-spacing: 0.02em;
    color: #fff;
    text-decoration: none;
    backdrop-filter: blur(8px);
    transition: background 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}

.contact-map__float-link:hover {
    background: rgba(16, 22, 30, 0.86);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
    transform: translateY(-1px);
}

.contact-map__float-link i {
    font-size: 0.72rem;
    opacity: 0.9;
}

.contact-aside {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.85rem;
    padding: clamp(1.9rem, 3.6vw, 3.1rem) clamp(1.6rem, 3.4vw, 3.4rem);
    background: #ffffff;
    border-left: 1px solid var(--contact-line);
}

.contact-aside__intro {
    display: grid;
    gap: 0.85rem;
}

.contact-aside__eyebrow {
    margin: 0;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #8a93a0;
}

.contact-aside__title {
    margin: 0;
    padding: 0;
    font-family: var(--dp-font-heiti);
    font-size: clamp(1.4rem, 2.2vw, 1.78rem);
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1.35;
    color: #3a4250;
    max-width: 18em;
}

/* Dual-layer title rule: soft fade rail + short brand accent tick */
.contact-aside__rule {
    display: block;
    position: relative;
    width: min(12rem, 100%);
    height: 3px;
    margin: 0.05rem 0 0.15rem;
}

.contact-aside__rule::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 1px;
    transform: translateY(-50%);
    background: linear-gradient(
        90deg,
        rgba(154, 163, 176, 0.55) 0%,
        rgba(176, 184, 196, 0.35) 40%,
        rgba(196, 202, 211, 0) 100%
    );
}

.contact-aside__rule::after {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 1.55rem;
    height: 2px;
    border-radius: 1px;
    transform: translateY(-50%) scaleX(1);
    transform-origin: left center;
    background: linear-gradient(90deg, #a8b0bb 0%, #c5cad3 100%);
}

@media (prefers-reduced-motion: no-preference) {
    .contact-aside__rule::after {
        animation: contact-rule-in 0.55s cubic-bezier(0.16, 1, 0.3, 1) both;
    }

    .contact-aside__rule::before {
        animation: contact-rule-fade-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.08s both;
    }
}

@keyframes contact-rule-in {
    from {
        opacity: 0;
        transform: translateY(-50%) scaleX(0.35);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) scaleX(1);
    }
}

@keyframes contact-rule-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.contact-aside__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0;
}

.contact-aside__item {
    margin: 0;
    display: grid;
    grid-template-columns: 3.15rem minmax(0, 1fr);
    column-gap: 1.05rem;
    align-items: center;
    padding: 1.05rem 0.15rem;
    border-radius: 0;
    background: transparent;
    border: 0;
    border-bottom: 1px solid rgba(28, 40, 56, 0.08);
    box-shadow: none;
}

.contact-aside__item:first-child {
    padding-top: 0.15rem;
}

.contact-aside__item:last-child {
    border-bottom: 0;
    padding-bottom: 0.15rem;
}

.contact-aside__icon {
    width: 3.15rem;
    height: 3.15rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(165deg, #f4f6f8 0%, #e8ecf1 100%);
    border: 1px solid rgba(28, 40, 56, 0.08);
    color: #6b7685;
    font-size: 1.35rem;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.95),
        0 4px 10px rgba(24, 34, 48, 0.05);
}

.contact-aside__icon i {
    line-height: 1;
    opacity: 0.92;
}

.contact-aside__body {
    min-width: 0;
    padding-top: 0;
    display: grid;
    align-content: center;
    gap: 0.28rem;
}

.contact-aside__label {
    display: block;
    margin-bottom: 0;
    font-size: 0.84rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    line-height: 1.3;
    color: #8a93a0;
}

.contact-aside__value {
    margin: 0;
    font-size: 1.12rem;
    font-weight: 400;
    line-height: 1.5;
    color: #5a6574;
    word-break: break-word;
}

.contact-aside__value a {
    color: #5a6574;
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-aside__value a:hover {
    color: #1a5f9e;
}

.contact-channels {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    border: 1px solid var(--contact-line);
    border-radius: calc(var(--contact-radius) + 2px);
    background: #fff;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.8) inset,
        0 14px 36px rgba(24, 34, 48, 0.05);
    overflow: hidden;
}

.contact-channel {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
    padding: 1.35rem 1.55rem;
    text-decoration: none;
    color: inherit;
    transition: background 0.25s ease;
}

.contact-channel + .contact-channel {
    border-left: 1px solid var(--contact-line);
}

.contact-channel::before {
    content: '';
    position: absolute;
    left: 0;
    top: 18%;
    bottom: 18%;
    width: 0;
    border-radius: 0 2px 2px 0;
    background: linear-gradient(180deg, var(--contact-accent) 0%, var(--contact-accent-soft) 100%);
    transition: width 0.22s ease;
}

.contact-channel:hover {
    background: linear-gradient(90deg, rgba(47, 123, 189, 0.06) 0%, rgba(47, 123, 189, 0.02) 100%);
    color: inherit;
}

.contact-channel:hover::before {
    width: 3px;
}

.contact-channel__icon {
    width: 2.95rem;
    height: 2.95rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    border: 1px solid rgba(28, 40, 56, 0.1);
    background: linear-gradient(165deg, #f7f8fa 0%, #eef1f5 100%);
    color: #5c6776;
    font-size: 1.2rem;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.95),
        0 3px 8px rgba(24, 34, 48, 0.04);
    transition:
        transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.22s ease,
        color 0.22s ease,
        box-shadow 0.22s ease,
        background 0.22s ease;
}

.contact-channel:hover .contact-channel__icon {
    border-color: rgba(28, 40, 56, 0.16);
    background: linear-gradient(165deg, #ffffff 0%, #e8edf3 100%);
    color: #3a4554;
    transform: translateY(-1px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 1),
        0 6px 14px rgba(24, 34, 48, 0.07);
}

.contact-channel__copy {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    min-width: 0;
}

.contact-channel__copy strong {
    font-size: 1.02rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    color: var(--contact-ink);
}

.contact-channel__copy span {
    font-size: 0.84rem;
    line-height: 1.55;
    color: var(--contact-muted);
}

.contact-channel__go {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.42rem 0.78rem 0.42rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(28, 40, 56, 0.14);
    background: #fff;
    font-size: 0.8125rem;
    font-weight: 650;
    letter-spacing: 0.02em;
    color: #3f4a59;
    white-space: nowrap;
    box-shadow: 0 1px 2px rgba(24, 34, 48, 0.04);
    transition:
        gap 0.22s cubic-bezier(0.16, 1, 0.3, 1),
        background 0.22s ease,
        border-color 0.22s ease,
        color 0.22s ease,
        box-shadow 0.22s ease,
        transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-channel:hover .contact-channel__go {
    gap: 0.55rem;
    border-color: rgba(28, 40, 56, 0.22);
    background: #f3f5f8;
    color: #1c2838;
    box-shadow: 0 2px 6px rgba(24, 34, 48, 0.06);
    transform: translateX(2px);
}

.contact-channel:active .contact-channel__go {
    transform: translateX(2px) scale(0.98);
}

.contact-channel__go i {
    font-size: 0.88rem;
    opacity: 0.82;
}

.contact-form-panel {
    background: #fff;
    border: 0;
    border-radius: calc(var(--contact-radius) + 2px);
    box-shadow: none;
    padding: 1.75rem 0 0.5rem;
}

.contact-form-panel__head {
    margin-bottom: 1.55rem;
    padding-bottom: 0;
    border-bottom: 0;
}

.contact-form-panel__title {
    margin: 0;
    font-family: var(--dp-font-heiti);
    font-size: clamp(1.45rem, 2.3vw, 1.75rem);
    font-weight: 700;
    letter-spacing: 0.01em;
    color: var(--contact-ink);
}

.contact-form-panel__rule {
    display: block;
    position: relative;
    width: min(12rem, 100%);
    height: 3px;
    margin: 0.7rem 0 0.85rem;
}

.contact-form-panel__rule::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 1px;
    transform: translateY(-50%);
    background: linear-gradient(
        90deg,
        rgba(154, 163, 176, 0.55) 0%,
        rgba(176, 184, 196, 0.35) 40%,
        rgba(196, 202, 211, 0) 100%
    );
}

.contact-form-panel__rule::after {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 1.55rem;
    height: 2px;
    border-radius: 1px;
    transform: translateY(-50%);
    transform-origin: left center;
    background: linear-gradient(90deg, #a8b0bb 0%, #c5cad3 100%);
}

@media (prefers-reduced-motion: no-preference) {
    .contact-form-panel__rule::after {
        animation: contact-rule-in 0.55s cubic-bezier(0.16, 1, 0.3, 1) both;
    }

    .contact-form-panel__rule::before {
        animation: contact-rule-fade-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.08s both;
    }
}

.contact-form-panel__lead {
    margin: 0;
    max-width: 52ch;
    font-size: 0.94rem;
    line-height: 1.75;
    color: var(--contact-muted);
}

.contact-form__type-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 1.75rem;
    padding: 0.35rem;
    border: 1px solid rgba(28, 40, 56, 0.1);
    border-radius: 999px;
    background: #ffffff;
    width: fit-content;
    max-width: 100%;
}

.contact-form__type-tab {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--contact-muted);
    border-radius: 999px;
    padding: 0.65rem 1.15rem;
    margin-bottom: 0;
    font-size: 0.9rem;
    font-weight: 650;
    line-height: 1.3;
    cursor: pointer;
    border-bottom: 0;
    transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.contact-form__type-tab:hover {
    color: var(--contact-ink);
    background: rgba(47, 123, 189, 0.06);
}

.contact-form__type-tab.is-active {
    color: #fff;
    background: linear-gradient(135deg, var(--contact-accent) 0%, var(--contact-accent-soft) 100%);
    border-bottom-color: transparent;
    box-shadow: 0 8px 18px rgba(26, 95, 158, 0.22);
}

.contact-form__section {
    margin-bottom: 1.65rem;
    padding: 0 0 0.35rem;
    border: 0;
    border-radius: 0;
    background: transparent;
}

.contact-form__section-title {
    margin: 0 0 1.05rem;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--contact-accent);
}

.contact-form__alert {
    margin-bottom: 1.1rem;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    line-height: 1.5;
}

.contact-form__alert--error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
}

.contact-form__alert--success {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #047857;
}

.contact-form__grid {
    display: grid;
    gap: 1.15rem 1.25rem;
}

.contact-form__grid--triple {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.contact-form__field--full,
.contact-form__field--captcha {
    grid-column: 1 / -1;
}

.contact-form__label {
    display: block;
    margin-bottom: 0.42rem;
    font-size: 0.8125rem;
    font-weight: 650;
    letter-spacing: 0.02em;
    color: var(--contact-ink);
}

.contact-form__label span {
    color: #c45c5c;
}

.contact-form__input {
    display: block;
    width: 100%;
    padding: 0.88rem 1rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--contact-ink);
    background: #ffffff;
    border: 1px solid rgba(28, 40, 56, 0.12);
    border-radius: 8px;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s, transform 0.2s;
}

.contact-form__input::placeholder {
    color: #9aa3ad;
}

.contact-form__input:hover {
    border-color: rgba(47, 123, 189, 0.28);
}

.contact-form__input:focus {
    outline: none;
    background: #fff;
    border-color: rgba(47, 123, 189, 0.55);
    box-shadow: 0 0 0 4px rgba(47, 123, 189, 0.12);
}

.contact-form__input.is-invalid {
    border-color: #dc3545;
    box-shadow: none;
}

select.contact-form__input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235a6574' d='M1.4.6 6 5.2 10.6.6 12 2 6 8 0 2z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.9rem center;
    background-color: #ffffff;
    padding-right: 2.2rem;
}

.contact-form__textarea {
    resize: vertical;
    min-height: 8.25rem;
}

.contact-form__captcha {
    display: flex;
    align-items: stretch;
    gap: 0.75rem;
    max-width: 28rem;
}

.contact-form__captcha-image {
    flex: 0 0 auto;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    padding: 0.25rem 0.4rem;
    border: 1px solid var(--contact-line);
    border-radius: var(--contact-radius);
    background: #fff;
    cursor: pointer;
}

.contact-form__captcha-image img {
    display: block;
    height: 40px;
    width: auto;
}

.contact-form__captcha-hint {
    font-size: 0.6875rem;
    color: var(--contact-soft);
}

.contact-form__captcha .contact-form__input {
    flex: 1;
}

.contact-form__actions {
    display: flex;
    align-items: stretch;
    justify-content: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 0.35rem;
    padding-top: 1.35rem;
    border-top: 1px solid #edf1f5;
}

.contact-form__submit {
    flex: 1 1 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    width: 100%;
    min-height: 3.15rem;
    padding: 0.95rem 1.5rem;
    border: 0;
    border-radius: 6px;
    font-family: var(--dp-font-heiti, inherit);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.2;
    color: #fff;
    cursor: pointer;
    background: #3d6fe8;
    box-shadow: none;
    transition:
        background 0.2s ease,
        color 0.2s ease,
        transform 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.contact-form__submit:hover,
.contact-form__submit:focus-visible {
    color: #fff;
    background: #2f5fd4;
    box-shadow: none;
    transform: none;
}

.contact-form__submit:focus-visible {
    outline: 2px solid rgba(61, 111, 232, 0.45);
    outline-offset: 3px;
}

.contact-form__submit:active {
    color: #fff;
    background: #2754c0;
    box-shadow: none;
    transform: scale(0.992);
}

.contact-form.is-submitting .contact-form__submit,
.float-message-form.is-submitting .float-message-submit {
    opacity: 0.72;
    cursor: wait;
}

.contact-form__submit:disabled,
.float-message-submit:disabled {
    pointer-events: none;
}

@media (max-width: 991.98px) {
    .contact-info-panel__split {
        grid-template-columns: 1fr;
        min-height: 0;
    }

    .contact-map {
        padding: 1rem 1rem 0.85rem;
    }

    .contact-map__frame {
        aspect-ratio: 16 / 10;
        min-height: 220px;
        height: auto;
    }

    .contact-aside {
        border-left: 0;
        border-top: 1px solid var(--contact-line);
        padding: 1.5rem 1.25rem 1.75rem;
    }

    .contact-channels {
        grid-template-columns: 1fr;
    }

    .contact-channel + .contact-channel {
        border-left: 0;
        border-top: 1px solid var(--contact-line);
    }

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

@media (max-width: 575.98px) {
    .contact-page {
        padding: 1.25rem 0 3.5rem;
    }

    .contact-page__shell {
        gap: 1.15rem;
    }

    .contact-aside {
        padding: 1.35rem 1.1rem 1.5rem;
        gap: 1.35rem;
    }

    .contact-aside__item {
        padding: 0.95rem 0;
        grid-template-columns: 2.85rem minmax(0, 1fr);
        column-gap: 0.9rem;
    }

    .contact-aside__icon {
        width: 2.85rem;
        height: 2.85rem;
        font-size: 1.22rem;
    }

    .contact-aside__value {
        font-size: 1.05rem;
    }

    .contact-form__type-tabs {
        width: 100%;
        border-radius: 12px;
    }

    .contact-channel {
        padding: 1.15rem 1.1rem;
    }

    .contact-form-panel {
        padding: 0.15rem 0 0;
    }

    .contact-form__section {
        padding: 1rem 0;
    }

    .contact-form__grid--triple {
        grid-template-columns: 1fr;
    }

    .contact-form__type-tab {
        flex: 1 1 auto;
        padding-inline: 0.65rem;
        font-size: 0.8125rem;
        text-align: center;
    }

    .contact-form__captcha {
        flex-direction: column;
        max-width: none;
    }

    .contact-form__actions {
        justify-content: flex-start;
    }

    .contact-form__submit {
        width: 100%;
    }

    .contact-channel__go {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .contact-channel,
    .contact-channel__icon,
    .contact-channel__go,
    .contact-form__submit,
    .contact-map__float-link {
        transition: none;
    }

    .contact-form__submit:active,
    .contact-channel:hover .contact-channel__icon {
        transform: none;
    }
}
/* Bootstrap 主题色 */
.btn-primary {
    --bs-btn-bg: var(--dp-primary);
    --bs-btn-border-color: var(--dp-primary);
    --bs-btn-hover-bg: var(--dp-accent-hover);
    --bs-btn-hover-border-color: var(--dp-accent-hover);
    --bs-btn-active-bg: var(--dp-primary-dark);
    --bs-btn-active-border-color: var(--dp-primary-dark);
}
.btn-outline-primary {
    --bs-btn-color: var(--dp-primary);
    --bs-btn-border-color: var(--dp-primary);
    --bs-btn-hover-bg: var(--dp-primary);
    --bs-btn-hover-border-color: var(--dp-primary);
}
a { color: var(--dp-primary); }
a:hover { color: var(--dp-accent-hover); }

/* 微信咨询弹窗 — 扁平居中 */
.wechat-modal-dialog {
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
}
.wechat-modal {
    border: 1px solid #e5e7eb;
    border-radius: 0;
    box-shadow: none;
    overflow: hidden;
}
.wechat-modal__header {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid #e5e7eb;
    background: #fff;
}
.wechat-modal__header .modal-title {
    font-size: 1rem;
    font-weight: 700;
    color: #1f2937;
}
.wechat-modal__header .btn-close {
    margin: 0;
    padding: 0.5rem;
    opacity: 0.45;
}
.wechat-modal__header .btn-close:hover {
    opacity: 0.75;
}
.wechat-modal__body {
    padding: 1.25rem 1rem 1.1rem;
    text-align: center;
    background: #fff;
}
.wechat-modal__qr {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    padding: 0;
    background: #fff;
    border: 1px solid #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.wechat-modal__qr img {
    display: block;
    width: 100%;
    height: 100%;
    max-width: 200px;
    max-height: 200px;
    margin: 0 auto;
    object-fit: contain;
    object-position: center;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}
.wechat-modal__qr-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f3f4f6;
    color: #9ca3af;
    font-size: 3rem;
}
.wechat-modal__tip {
    margin: 1rem 0 0;
    padding: 0;
    font-size: 0.8125rem;
    color: #6b7280;
    line-height: 1.5;
    text-align: center;
}

/* Site-wide flash alerts (success / error / validation) */
.site-flash {
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    font-size: 0.9375rem;
    padding: 0.75rem 0;
}

.site-flash__inner {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    position: relative;
    padding-right: 2.5rem;
}

.site-flash__inner--stack {
    align-items: flex-start;
}

.site-flash__icon {
    flex-shrink: 0;
    font-size: 1.125rem;
}

.site-flash--success {
    background: #edf7ed;
    color: #1b5e20;
}

.site-flash--success .site-flash__icon {
    color: #2e7d32;
}

.site-flash--error {
    background: #fdecea;
    color: #b71c1c;
}

.site-flash--error .site-flash__icon {
    color: #c62828;
}

.site-flash--warning {
    background: #fff8e1;
    color: #6d4c00;
}

.site-flash--warning .site-flash__icon {
    color: #f9a825;
    margin-top: 0.125rem;
}

.site-flash__title {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
}

.site-flash__list {
    font-size: 0.875rem;
    line-height: 1.5;
}

.site-flash .btn-close {
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
}

.site-flash__inner--stack .btn-close {
    top: 0.125rem;
    transform: none;
}

.contact-form__alert {
    margin: 0 0 1rem;
    padding: 0.75rem 1rem;
    border-radius: var(--dp-radius);
    font-size: 0.875rem;
    line-height: 1.5;
}

.contact-form__alert--error {
    background: #fdecea;
    color: #b71c1c;
    border: 1px solid rgba(198, 40, 40, 0.2);
}

.contact-form__field--captcha {
    grid-column: 1 / -1;
    max-width: 360px;
}

.contact-form__captcha {
    display: flex;
    align-items: stretch;
    gap: 0.75rem;
}

.contact-form__captcha-image {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    margin: 0;
    padding: 0.25rem 0.35rem;
    border: 1px solid var(--dp-line);
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.contact-form__captcha-image:hover {
    border-color: rgba(28, 43, 58, 0.28);
    box-shadow: 0 2px 8px rgba(21, 31, 42, 0.08);
}

.contact-form__captcha-image img {
    display: block;
    width: 120px;
    height: 40px;
}

.contact-form__captcha-hint {
    font-size: 0.6875rem;
    color: var(--dp-muted);
    line-height: 1.2;
}

.contact-form__captcha .contact-form__input {
    flex: 1;
    min-width: 0;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ---------- Site search page + modal results ---------- */
.search-page {
  padding-top: 2.5rem;
  padding-bottom: 3.5rem;
}
.search-page__form {
  display: flex;
  gap: 0.75rem;
  align-items: stretch;
  margin-bottom: 2rem;
}
.search-page__input {
  flex: 1 1 auto;
  min-width: 0;
  border: 1px solid rgba(74, 98, 122, 0.18);
  border-radius: 4px;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  background: #fff;
  color: #1a1f26;
}
.search-page__input:focus {
  outline: 2px solid rgba(74, 159, 216, 0.35);
  border-color: #4a9fd8;
}
.search-page__submit {
  flex: 0 0 auto;
  border: 0;
  border-radius: 4px;
  padding: 0 1.35rem;
  background: #2f7ec8;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}
.search-page__submit:hover {
  background: #2569a8;
}
.search-page__empty {
  color: #6a7582;
  padding: 2rem 0;
  text-align: center;
}
.search-page__section + .search-page__section {
  margin-top: 2rem;
}
.search-page__section-head {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid rgba(74, 98, 122, 0.12);
}
.search-page__section-head h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 650;
  color: #1a1f26;
}
.search-page__count {
  font-size: 0.8rem;
  color: #8b96a3;
}
.search-page__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}
.search-result {
  display: flex;
  gap: 0.9rem;
  align-items: center;
  padding: 0.85rem 0.95rem;
  border: 1px solid rgba(74, 98, 122, 0.1);
  border-radius: 6px;
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-result:hover {
  border-color: rgba(74, 159, 216, 0.35);
  box-shadow: 0 8px 24px rgba(40, 50, 65, 0.06);
}
.search-result__thumb {
  flex: 0 0 72px;
  width: 72px;
  height: 54px;
  border-radius: 4px;
  overflow: hidden;
  background: #eef2f6;
  display: grid;
  place-items: center;
}
.search-result__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.search-result__thumb--icon {
  color: #6e7c8f;
  font-size: 1.25rem;
}
.search-result__body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.search-result__title {
  font-weight: 600;
  color: #1a1f26;
  line-height: 1.35;
}
.search-result__summary {
  font-size: 0.875rem;
  color: #6a7582;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.search-modal-form {
  margin: 0;
}
.search-modal-results {
  margin-top: 0.85rem;
  max-height: min(52vh, 28rem);
  overflow: auto;
  border-top: 1px solid rgba(197, 205, 216, 0.12);
  padding-top: 0.75rem;
}
.search-modal-group + .search-modal-group {
  margin-top: 0.75rem;
}
.search-modal-group__label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9aa6b5;
  margin-bottom: 0.35rem;
}
.search-modal-item {
  display: block;
  padding: 0.55rem 0.35rem;
  border-radius: 4px;
  text-decoration: none;
  color: #e8ecf1;
}
.search-modal-item:hover {
  background: rgba(74, 159, 216, 0.12);
}
.search-modal-item__title {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.35;
}
.search-modal-item__summary {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8rem;
  color: #9aa6b5;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.search-modal-more {
  display: block;
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px solid rgba(197, 205, 216, 0.12);
  color: #4a9fd8;
  font-size: 0.88rem;
  text-decoration: none;
}
.search-modal-more:hover {
  text-decoration: underline;
}
.search-modal-empty {
  margin: 0;
  color: #9aa6b5;
  font-size: 0.88rem;
}

@media (max-width: 640px) {
  .search-page__form {
    flex-direction: column;
  }
  .search-page__submit {
    min-height: 2.75rem;
  }
}