:root {
    --xj-bg: #050816;
    --xj-bg-2: #08111f;
    --xj-card: rgba(15, 23, 42, .68);
    --xj-card-2: rgba(15, 23, 42, .88);
    --xj-line: rgba(148, 163, 184, .18);
    --xj-text: #e5e7eb;
    --xj-muted: #94a3b8;
    --xj-cyan: #22d3ee;
    --xj-blue: #3b82f6;
    --xj-purple: #8b5cf6;
    --xj-pink: #ec4899;
    --xj-green: #34d399;
}




* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--xj-text);
    background:
            radial-gradient(circle at 12% 18%, rgba(34, 211, 238, .18), transparent 28%),
            radial-gradient(circle at 88% 12%, rgba(139, 92, 246, .20), transparent 30%),
            radial-gradient(circle at 50% 100%, rgba(59, 130, 246, .14), transparent 35%),
            var(--xj-bg);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

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

.xj-grid-bg {
    position: fixed;
    inset: 0;
    z-index: -3;
    background-image:
            linear-gradient(rgba(148, 163, 184, .055) 1px, transparent 1px),
            linear-gradient(90deg, rgba(148, 163, 184, .055) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), rgba(0,0,0,.15));
}

.xj-bg-orb {
    position: fixed;
    width: 440px;
    height: 440px;
    border-radius: 999px;
    filter: blur(80px);
    opacity: .45;
    z-index: -2;
    pointer-events: none;
}

.orb-1 {
    left: -140px;
    top: 80px;
    background: var(--xj-cyan);
}

.orb-2 {
    right: -160px;
    top: 220px;
    background: var(--xj-purple);
}

.xj-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 1000;
    background: rgba(5, 8, 22, .58);
    border-bottom: 1px solid rgba(148, 163, 184, .12);
    backdrop-filter: blur(18px);
}

.xj-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    letter-spacing: .08em;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #031018;
    background: linear-gradient(135deg, var(--xj-cyan), var(--xj-green));
    box-shadow: 0 0 30px rgba(34, 211, 238, .42);
    font-weight: 900;
}

.xj-nav {
    align-items: center;
    gap: 8px;
}

.xj-nav .nav-link {
    color: rgba(226, 232, 240, .82);
    padding: 10px 14px !important;
    border-radius: 999px;
    transition: .25s ease;
}

.xj-nav .nav-link:hover {
    color: #fff;
    background: rgba(34, 211, 238, .10);
}

/*.xj-nav-cta {*/
/*    border: 1px solid rgba(34, 211, 238, .45);*/
/*    background: rgba(34, 211, 238, .12);*/
/*}*/


.xj-nav .nav-link.active {
    color: #031018;
    border-color: transparent;
    background: linear-gradient(135deg, var(--xj-cyan), var(--xj-green));
    box-shadow: 0 8px 28px rgba(34, 211, 238, .18);
}


.xj-hero {
    position: relative;
    min-height: 100vh;
    padding-top: 86px;
}

.hero-badge,
.detail-kicker,
.xj-page-hero span,
.section-head span {
    display: inline-flex;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(34, 211, 238, .32);
    background: rgba(34, 211, 238, .08);
    color: var(--xj-cyan);
    font-size: 12px;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.hero-title {
    margin: 24px 0;
    font-size: clamp(46px, 7vw, 88px);
    line-height: .98;
    letter-spacing: -.06em;
    font-weight: 900;
}

.hero-title span,
.xj-page-hero h1,
.section-head h2 {
    background: linear-gradient(135deg, #fff, var(--xj-cyan), var(--xj-purple));
    -webkit-background-clip: text;
    color: transparent;
}

.hero-desc {
    max-width: 680px;
    color: var(--xj-muted);
    font-size: 18px;
    line-height: 1.9;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 34px;
}

.xj-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 24px;
    border-radius: 999px;
    font-weight: 700;
    transition: .28s ease;
    border: 1px solid transparent;
}

.xj-btn-primary {
    color: #031018;
    background: linear-gradient(135deg, var(--xj-cyan), var(--xj-green));
    box-shadow: 0 16px 48px rgba(34, 211, 238, .28);
}

.xj-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 64px rgba(34, 211, 238, .38);
}

.xj-btn-ghost {
    color: var(--xj-text);
    border-color: rgba(148, 163, 184, .28);
    background: rgba(15, 23, 42, .45);
}

.xj-btn-ghost:hover {
    border-color: rgba(34, 211, 238, .5);
    background: rgba(34, 211, 238, .10);
}

.hero-visual {
    position: relative;
    width: min(440px, 82vw);
    height: min(440px, 82vw);
    margin: 0 auto;
    border-radius: 50%;
}

.visual-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(34, 211, 238, .28);
    animation: rotateRing 18s linear infinite;
}

.ring-b {
    inset: 42px;
    border-color: rgba(139, 92, 246, .34);
    animation-duration: 12s;
    animation-direction: reverse;
}

.visual-core {
    position: absolute;
    inset: 115px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background:
            radial-gradient(circle, rgba(34, 211, 238, .30), rgba(15, 23, 42, .80));
    border: 1px solid rgba(34, 211, 238, .38);
    box-shadow:
            inset 0 0 50px rgba(34, 211, 238, .20),
            0 0 80px rgba(34, 211, 238, .28);
}

.visual-core span {
    font-size: 68px;
    font-weight: 900;
}

.visual-core small {
    color: var(--xj-muted);
    letter-spacing: .18em;
    font-size: 12px;
}

.visual-node {
    font-size: 17px;
    position: absolute;
    padding: 12px 16px;
    border-radius: 16px;
    background: rgba(15, 23, 42, .82);
    border: 1px solid rgba(148, 163, 184, .22);
    box-shadow: 0 16px 40px rgba(0, 0, 0, .3);
    color: #cffafe;
}

.node-1 {
    top: 42px;
    right: 18px;
}

.node-2 {
    bottom: 76px;
    right: -12px;
}

.node-3 {
    left: -8px;
    bottom: 128px;
}

@keyframes rotateRing {
    to {
        transform: rotate(360deg);
    }
}

.xj-section {
    padding: 110px 0;
    position: relative;
}

.section-head {
    max-width: 760px;
    margin-bottom: 46px;
}

.section-head h2 {
    font-size: clamp(34px, 5vw, 58px);
    font-weight: 900;
    margin: 18px 0 12px;
    letter-spacing: -.04em;
}

.section-head p {
    color: var(--xj-muted);
    font-size: 17px;
}

.xj-card {
    height: 100%;
    display: block;
    overflow: hidden;
    border-radius: 28px;
    background: var(--xj-card);
    border: 1px solid var(--xj-line);
    backdrop-filter: blur(20px);
    transition: .32s ease;
}

.xj-card:hover {
    transform: translateY(-10px);
    border-color: rgba(34, 211, 238, .42);
    box-shadow: 0 28px 90px rgba(34, 211, 238, .12);
}

.card-img {
    height: 230px;
    overflow: hidden;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: .45s ease;
}

.xj-card:hover .card-img img {
    transform: scale(1.08);
}

.card-body {
    padding: 26px;
}

.card-tag {
    color: var(--xj-cyan);
    font-size: 12px;
    letter-spacing: .12em;
}

.card-body h3 {
    margin: 12px 0;
    font-size: 22px;
    font-weight: 800;
}

.card-body p {
    color: var(--xj-muted);
    line-height: 1.75;
    margin: 0;
}

.xj-stats {
    padding: 70px 0;
}

.stat-card {
    padding: 34px 20px;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(34, 211, 238, .12), rgba(15, 23, 42, .62));
    border: 1px solid rgba(34, 211, 238, .20);
    text-align: center;
}

.stat-card strong {
    display: block;
    font-size: clamp(38px, 5vw, 62px);
    line-height: 1;
    color: #fff;
    font-weight: 900;
}

.stat-card span {
    display: block;
    margin-top: 12px;
    color: var(--xj-muted);
}

.case-swiper {
    padding-bottom: 56px;
}

.case-slide {
    min-height: 420px;
    display: block;
    overflow: hidden;
    border-radius: 32px;
    position: relative;
    border: 1px solid var(--xj-line);
}

.case-slide img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    filter: saturate(1.1) brightness(.72);
}

.case-slide div {
    position: absolute;
    inset: auto 0 0 0;
    padding: 34px;
    background: linear-gradient(to top, rgba(2, 6, 23, .95), transparent);
}

.case-slide span {
    color: var(--xj-cyan);
}

.case-slide h3 {
    font-size: 28px;
    font-weight: 850;
    margin: 10px 0;
}

.case-slide p {
    color: #cbd5e1;
    margin: 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.news-card {
    padding: 28px;
    min-height: 260px;
    border-radius: 28px;
    background: var(--xj-card);
    border: 1px solid var(--xj-line);
    transition: .28s ease;
}

.news-card:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, .42);
}

.news-card span {
    color: var(--xj-cyan);
    font-size: 13px;
}

.news-card h3 {
    margin: 18px 0 12px;
    font-size: 20px;
    font-weight: 800;
}

.news-card p {
    color: var(--xj-muted);
    line-height: 1.7;
}

.xj-cta {
    padding: 80px 0 120px;
}

.cta-box {
    padding: clamp(36px, 6vw, 76px);
    border-radius: 36px;
    border: 1px solid rgba(34, 211, 238, .24);
    background:
            radial-gradient(circle at 20% 20%, rgba(34, 211, 238, .20), transparent 35%),
            radial-gradient(circle at 80% 70%, rgba(139, 92, 246, .18), transparent 35%),
            rgba(15, 23, 42, .75);
    text-align: center;
}

.cta-box h2 {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 900;
}

.cta-box p {
    color: var(--xj-muted);
    margin: 18px auto 28px;
    max-width: 720px;
}

.xj-page-hero,
.xj-detail-hero,
.article-detail-hero {
    padding: 35px 0 10px;
    position: relative;
}

.xj-page-hero h1,
.article-detail-hero h1 {
    margin: 18px 0;
    font-size: clamp(42px, 7vw, 72px);
    font-weight: 900;
    letter-spacing: 0.1em;
}

.xj-page-hero p,
.article-detail-hero p {
    color: var(--xj-muted);
    max-width: 760px;
    font-size: 18px;
}

.category-tabs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.category-tabs a {
    padding: 10px 18px;
    border-radius: 999px;
    color: #cbd5e1;
    border: 1px solid rgba(148, 163, 184, .20);
    background: rgba(15, 23, 42, .52);
}

.category-tabs a.active,
.category-tabs a:hover {
    color: #031018;
    background: linear-gradient(135deg, var(--xj-cyan), var(--xj-green));
    border-color: transparent;
}

.xj-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 18px;
    margin-top: 48px;
}

.xj-pagination a,
.xj-pagination span {
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, .22);
    background: rgba(15, 23, 42, .52);
}

.detail-cover {
    overflow: hidden;
    border-radius: 34px;
    border: 1px solid rgba(34, 211, 238, .22);
    box-shadow: 0 32px 90px rgba(0, 0, 0, .35);
}

.detail-cover img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}

.xj-detail-hero h1 {
    font-size: clamp(40px, 6vw, 66px);
    font-weight: 900;
    letter-spacing: 0.1em;
    margin: 18px 0;
}

.xj-detail-hero p {
    color: var(--xj-muted);
    font-size: 18px;
    line-height: 1.8;
}

.detail-meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 22px;
}

.detail-meta span {
    padding: 8px 12px;
    border-radius: 999px;
    color: #cbd5e1;
    background: rgba(15, 23, 42, .70);
    border: 1px solid rgba(148, 163, 184, .18);
}

.rich-content {
    padding: clamp(24px, 4vw, 42px);
    border-radius: 30px;
    background: rgba(15, 23, 42, .72);
    border: 1px solid rgba(148, 163, 184, .18);
    color: #dbeafe;
    line-height: 1.95;
}

.rich-content h2,
.rich-content h3 {
    color: #fff;
    font-weight: 850;
    margin: 26px 0 14px;
}

.rich-content p {
    color: #cbd5e1;
}

.rich-content ul {
    color: #cbd5e1;
}

.video-box {
    margin-top: 28px;
    overflow: hidden;
    border-radius: 28px;
    border: 1px solid rgba(148, 163, 184, .20);
}

.video-box video {
    width: 100%;
    display: block;
}

.side-panel {
    position: sticky;
    top: 110px;
    padding: 26px;
    border-radius: 28px;
    background: rgba(15, 23, 42, .72);
    border: 1px solid rgba(148, 163, 184, .18);
}

.side-panel h3 {
    font-size: 22px;
    margin-bottom: 18px;
}

.side-panel a {
    display: block;
    padding: 16px 0;
    border-top: 1px solid rgba(148, 163, 184, .14);
}

.side-panel span {
    display: block;
    font-weight: 700;
}

.side-panel small {
    color: var(--xj-cyan);
}

.result-box {
    padding: 30px;
    margin-bottom: 28px;
    border-radius: 28px;
    border: 1px solid rgba(52, 211, 153, .28);
    background: rgba(52, 211, 153, .09);
}

.result-box h3 {
    color: var(--xj-green);
}

.article-list {
    display: grid;
    gap: 20px;
}

.article-row {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 28px;
    padding: 18px;
    border-radius: 28px;
    background: rgba(15, 23, 42, .68);
    border: 1px solid rgba(148, 163, 184, .18);
    transition: .28s ease;
}

.article-row:hover {
    transform: translateY(-6px);
    border-color: rgba(34, 211, 238, .36);
}

.article-cover {
    height: 190px;
    overflow: hidden;
    border-radius: 22px;
}

.article-cover img,
.article-main-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-info span,
.article-info small {
    color: var(--xj-cyan);
}

.article-info h3 {
    font-size: 26px;
    font-weight: 850;
    margin: 14px 0;
}

.article-info p {
    color: var(--xj-muted);
    line-height: 1.75;
}

.article-main-cover {
    height: 380px;
    overflow: hidden;
    border-radius: 30px;
    margin-bottom: 28px;
    border: 1px solid rgba(148, 163, 184, .18);
}

.about-panel,
.contact-info,
.contact-form,
.map-placeholder,
.adv-card,
.about-orbit,
.timeline {
    border-radius: 30px;
    background: rgba(15, 23, 42, .72);
    border: 1px solid rgba(148, 163, 184, .18);
}

.about-panel,
.contact-info,
.contact-form {
    padding: 34px;
}

.about-panel span {
    color: var(--xj-cyan);
    letter-spacing: .12em;
}

.about-panel h2,
.contact-info h2 {
    font-size: 42px;
    font-weight: 900;
    margin: 14px 0;
}

.about-panel p,
.contact-info p {
    color: var(--xj-muted);
    line-height: 1.9;
}

.about-orbit {
    min-height: 360px;
    display: grid;
    place-items: center;
    position: relative;
}

.about-orbit div {
    position: absolute;
    padding: 16px 22px;
    border-radius: 18px;
    background: rgba(34, 211, 238, .10);
    border: 1px solid rgba(34, 211, 238, .22);
}

.about-orbit div:nth-child(1) { top: 48px; left: 60px; }
.about-orbit div:nth-child(2) { top: 88px; right: 70px; }
.about-orbit div:nth-child(3) { bottom: 70px; left: 82px; }
.about-orbit div:nth-child(4) { bottom: 48px; right: 74px; }

.adv-card {
    padding: 26px;
    min-height: 210px;
}

.adv-card h3 {
    color: #fff;
    font-weight: 850;
}

.adv-card p {
    color: var(--xj-muted);
    line-height: 1.75;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
}

.timeline div {
    padding: 28px;
    border-right: 1px solid rgba(148, 163, 184, .14);
}

.timeline strong {
    display: block;
    color: var(--xj-cyan);
    font-size: 28px;
}

.timeline span {
    color: #cbd5e1;
}

.contact-info div {
    display: grid;
    gap: 6px;
    padding: 18px 0;
    border-top: 1px solid rgba(148, 163, 184, .14);
}

.contact-info strong {
    color: var(--xj-cyan);
}

.map-placeholder {
    min-height: 220px;
    display: grid;
    place-items: center;
    text-align: center;
    color: var(--xj-muted);
    background:
            linear-gradient(90deg, rgba(34, 211, 238, .08) 1px, transparent 1px),
            linear-gradient(rgba(34, 211, 238, .08) 1px, transparent 1px),
            rgba(15, 23, 42, .62);
    background-size: 26px 26px;
}

.map-placeholder span {
    color: var(--xj-cyan);
    font-size: 32px;
    font-weight: 900;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    color: #cbd5e1;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid rgba(148, 163, 184, .22);
    background: rgba(2, 6, 23, .48);
    color: #fff;
    border-radius: 16px;
    padding: 14px 16px;
    outline: none;
    transition: .2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: rgba(34, 211, 238, .62);
    box-shadow: 0 0 0 4px rgba(34, 211, 238, .08);
}

.xj-alert {
    border: 1px solid rgba(52, 211, 153, .26);
    background: rgba(52, 211, 153, .10);
    color: #bbf7d0;
    border-radius: 20px;
}

.xj-footer {
    padding: 70px 0 30px;
    background: rgba(2, 6, 23, .72);
    border-top: 1px solid rgba(148, 163, 184, .14);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 900;
}

.footer-desc {
    margin-top: 18px;
    max-width: 460px;
    color: var(--xj-muted);
    line-height: 1.8;
}

.xj-footer h4 {
    font-size: 16px;
    color: #fff;
    margin-bottom: 16px;
}

.xj-footer a,
.xj-footer p {
    display: block;
    color: var(--xj-muted);
    margin-bottom: 10px;
}

.footer-bottom {
    margin-top: 50px;
    padding-top: 22px;
    border-top: 1px solid rgba(148, 163, 184, .12);
    display: flex;
    justify-content: space-between;
    color: #64748b;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 991px) {
    .xj-nav {
        padding: 18px 0;
        align-items: stretch;
    }

    .hero-visual {
        margin-top: 56px;
    }

    .news-grid,
    .timeline {
        grid-template-columns: repeat(2, 1fr);
    }

    .article-row {
        grid-template-columns: 1fr;
    }

    .article-cover {
        height: 260px;
    }
}

@media (max-width: 575px) {
    .xj-section {
        padding: 72px 0;
    }

    .xj-page-hero,
    .xj-detail-hero,
    .article-detail-hero {
        padding: 130px 0 56px;
    }

    .hero-title {
        font-size: 46px;
    }

    .news-grid,
    .timeline {
        grid-template-columns: 1fr;
    }

    .card-img,
    .detail-cover img,
    .article-main-cover {
        height: 240px;
    }

    .about-orbit {
        min-height: 300px;
    }

    .about-orbit div {
        position: static;
        margin: 8px;
    }

    .footer-bottom {
        display: block;
    }



    .contact-copy-item {
        display: flex !important;
        grid-template-columns: none !important;
        align-items: flex-start;
        justify-content: space-between;
        gap: 16px;
    }

    .contact-copy-item > div {
        min-width: 0;
    }

    .contact-copy-item span {
        word-break: break-all;
    }

    .copy-btn,
    .qr-jump-btn {
        flex: 0 0 auto;
        border: 1px solid rgba(34, 211, 238, .34);
        border-radius: 10px;
        color: #a5f3fc;
        background: rgba(34, 211, 238, .08);
        padding: 7px 12px;
        font-size: 13px;
        transition: .2s ease;
    }

    .copy-btn:hover,
    .qr-jump-btn:hover {
        color: #031018;
        background: #67e8f9;
        border-color: #67e8f9;
    }

    .qr-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
        margin-top: 24px;
    }

    .qr-card {
        overflow: hidden;
        border: 1px solid rgba(148, 163, 184, .18);
        border-radius: 18px;
        background: rgba(2, 6, 23, .38);
    }

    .qr-image-btn {
        position: relative;
        display: block;
        width: 100%;
        aspect-ratio: 1 / 1;
        padding: 0;
        overflow: hidden;
        border: 0;
        background: #fff;
        cursor: zoom-in;
    }

    .qr-image-btn img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .3s ease;
    }

    .qr-image-btn:hover img {
        transform: scale(1.06);
    }

    .qr-image-mask {
        position: absolute;
        inset: auto 0 0;
        padding: 10px;
        color: #e0f2fe;
        background: rgba(2, 6, 23, .76);
        font-size: 12px;
        opacity: 0;
        transition: opacity .2s ease;
    }

    .qr-image-btn:hover .qr-image-mask {
        opacity: 1;
    }

    .qr-card-content {
        display: grid;
        gap: 8px;
        padding: 14px;
    }

    .qr-card-content strong {
        color: #f8fafc;
    }

    .qr-card-content span {
        color: #94a3b8;
        font-size: 12px;
        line-height: 1.5;
    }

    .qr-jump-btn {
        width: 100%;
        margin-top: 4px;
    }

    .qr-modal {
        position: fixed;
        inset: 0;
        z-index: 2000;
        display: none;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

    .qr-modal.show {
        display: flex;
    }

    .qr-modal-backdrop {
        position: absolute;
        inset: 0;
        background: rgba(2, 6, 23, .78);
        backdrop-filter: blur(8px);
    }

    .qr-modal-panel {
        position: relative;
        z-index: 1;
        width: min(420px, 100%);
        padding: 28px;
        border: 1px solid rgba(34, 211, 238, .28);
        border-radius: 22px;
        background: #0f172a;
        box-shadow: 0 26px 80px rgba(0, 0, 0, .42);
        text-align: center;
    }

    .qr-modal-panel h3 {
        margin: 0 0 18px;
        color: #f8fafc;
        font-size: 20px;
    }

    .qr-modal-panel img {
        width: min(280px, 100%);
        margin: 0 auto;
        border-radius: 12px;
        background: #fff;
    }

    .qr-modal-panel p {
        margin: 16px 0;
        color: #94a3b8;
        font-size: 14px;
    }

    .qr-modal-close {
        position: absolute;
        top: 10px;
        right: 12px;
        width: 34px;
        height: 34px;
        border: 0;
        border-radius: 50%;
        color: #cbd5e1;
        background: rgba(148, 163, 184, .14);
        font-size: 24px;
        line-height: 1;
    }

    .qr-modal-jump {
        display: none;
        width: 100%;
        border: 0;
        border-radius: 12px;
        padding: 12px 16px;
        color: #031018;
        background: linear-gradient(135deg, #22d3ee, #34d399);
        font-weight: 700;
    }

    .qr-modal-jump.show {
        display: block;
    }

    .copy-toast {
        position: fixed;
        z-index: 2100;
        left: 50%;
        bottom: 30px;
        transform: translate(-50%, 20px);
        padding: 11px 16px;
        border: 1px solid rgba(34, 211, 238, .34);
        border-radius: 999px;
        color: #cffafe;
        background: rgba(15, 23, 42, .94);
        box-shadow: 0 12px 38px rgba(0, 0, 0, .3);
        opacity: 0;
        pointer-events: none;
        transition: .25s ease;
    }

    .copy-toast.show {
        transform: translate(-50%, 0);
        opacity: 1;
    }

    @media (max-width: 575px) {
        .qr-grid {
            grid-template-columns: 1fr;
        }

        .contact-copy-item {
            align-items: center;
        }
    }


    //联系页专用 CSS
.contact-hero {
    padding: 178px 0 82px;
    position: relative;
    overflow: hidden;
}

    .contact-hero::after {
        content: "";
        position: absolute;
        width: 520px;
        height: 520px;
        right: -130px;
        top: 40px;
        border-radius: 50%;
        border: 1px solid rgba(34, 211, 238, .18);
        box-shadow:
                0 0 0 58px rgba(34, 211, 238, .025),
                0 0 0 116px rgba(34, 211, 238, .018);
        pointer-events: none;
    }

    .contact-hero-content {
        position: relative;
        z-index: 1;
        max-width: 800px;
    }

    .contact-eyebrow {
        display: inline-flex;
        padding: 8px 14px;
        border: 1px solid rgba(34, 211, 238, .30);
        border-radius: 999px;
        color: var(--xj-cyan);
        background: rgba(34, 211, 238, .07);
        font-size: 12px;
        letter-spacing: .14em;
    }

    .contact-hero h1 {
        margin: 20px 0;
        color: #f8fafc;
        font-size: clamp(42px, 6vw, 74px);
        font-weight: 900;
        line-height: 1.04;
        letter-spacing: 0;
    }

    .contact-hero p {
        max-width: 650px;
        margin: 0;
        color: var(--xj-muted);
        font-size: 17px;
        line-height: 1.9;
    }

    .contact-section {
        padding: 22px 0 116px;
    }

    .contact-layout {
        display: grid;
        grid-template-columns: minmax(320px, .87fr) minmax(480px, 1.13fr);
        gap: 24px;
        align-items: start;
    }

    .contact-side,
    .contact-form-panel {
        border: 1px solid rgba(148, 163, 184, .16);
        border-radius: 24px;
        background: rgba(15, 23, 42, .72);
        box-shadow: 0 24px 80px rgba(0, 0, 0, .18);
        backdrop-filter: blur(16px);
    }

    .contact-side {
        padding: 32px;
    }

    .contact-side-head > span,
    .contact-form-head > span {
        color: var(--xj-cyan);
        font-size: 12px;
        letter-spacing: .13em;
    }

    .contact-side-head h2,
    .contact-form-head h2 {
        margin: 12px 0 10px;
        color: #f8fafc;
        font-size: 30px;
        font-weight: 850;
        letter-spacing: 0;
    }

    .contact-side-head p,
    .contact-form-head p {
        margin: 0;
        color: var(--xj-muted);
        line-height: 1.75;
    }

    .contact-detail-list {
        margin-top: 26px;
        border-top: 1px solid rgba(148, 163, 184, .14);
    }

    .contact-detail-item {
        padding: 18px 0;
        border-bottom: 1px solid rgba(148, 163, 184, .14);
    }

    .contact-detail-label {
        display: flex;
        align-items: center;
        gap: 10px;
        color: #e2e8f0;
    }

    .contact-detail-icon {
        color: var(--xj-cyan);
        font-size: 12px;
        letter-spacing: .08em;
    }

    .contact-detail-value {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 14px;
        margin-top: 10px;
        padding-left: 34px;
        color: #94a3b8;
        line-height: 1.7;
    }

    .contact-address-value {
        align-items: flex-start;
    }

    .contact-copy-btn {
        flex: 0 0 auto;
        padding: 7px 11px;
        border: 1px solid rgba(34, 211, 238, .28);
        border-radius: 9px;
        color: #a5f3fc;
        background: rgba(34, 211, 238, .07);
        font-size: 12px;
        transition: .2s ease;
    }

    .contact-copy-btn:hover {
        color: #031018;
        border-color: var(--xj-cyan);
        background: var(--xj-cyan);
    }

    .contact-qr-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
        margin-top: 26px;
    }

    .contact-qr-card {
        min-width: 0;
        overflow: hidden;
        border: 1px solid rgba(148, 163, 184, .15);
        border-radius: 16px;
        background: rgba(2, 6, 23, .30);
    }

    .contact-qr-image {
        aspect-ratio: 1 / 1;
        padding: 10px;
        background: #fff;
    }

    .contact-qr-image img {
        width: 100%;
        height: 100%;
        object-fit: contain;
    }

    .contact-qr-text {
        display: grid;
        gap: 5px;
        padding: 13px;
    }

    .contact-qr-text strong {
        color: #f8fafc;
        font-size: 14px;
    }

    .contact-qr-text span {
        color: var(--xj-muted);
        font-size: 12px;
        line-height: 1.45;
    }

    .contact-form-panel {
        padding: clamp(28px, 4vw, 42px);
    }

    .contact-form-head {
        padding-bottom: 26px;
        border-bottom: 1px solid rgba(148, 163, 184, .14);
    }

    .contact-form {
        margin-top: 28px;
    }

    .contact-form-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px;
    }

    .contact-form-grid label {
        display: grid;
        gap: 9px;
        color: #cbd5e1;
        font-size: 14px;
    }

    .contact-form-grid label span {
        font-weight: 650;
    }

    .contact-form-grid em {
        color: #22d3ee;
        font-style: normal;
    }

    .contact-form-full {
        grid-column: 1 / -1;
    }

    .contact-form-grid input,
    .contact-form-grid textarea {
        width: 100%;
        border: 1px solid rgba(148, 163, 184, .20);
        border-radius: 12px;
        outline: none;
        padding: 13px 14px;
        color: #f8fafc;
        background: rgba(2, 6, 23, .42);
        line-height: 1.6;
        transition: .2s ease;
    }

    .contact-form-grid textarea {
        resize: vertical;
        min-height: 170px;
    }

    .contact-form-grid input:focus,
    .contact-form-grid textarea:focus {
        border-color: rgba(34, 211, 238, .68);
        box-shadow: 0 0 0 4px rgba(34, 211, 238, .07);
    }

    .contact-form-footer {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 18px;
        margin-top: 26px;
    }

    .contact-form-footer p {
        max-width: 360px;
        margin: 0;
        color: #64748b;
        font-size: 13px;
        line-height: 1.65;
    }

    .contact-submit-btn {
        min-width: 160px;
    }

    .contact-dialog {
        position: fixed;
        inset: 0;
        z-index: 3000;
        display: none;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

    .contact-dialog.show {
        display: flex;
    }

    .contact-dialog-backdrop {
        position: absolute;
        inset: 0;
        background: rgba(2, 6, 23, .78);
        backdrop-filter: blur(8px);
    }

    .contact-dialog-panel {
        position: relative;
        z-index: 1;
        width: min(410px, 100%);
        padding: 36px;
        border: 1px solid rgba(34, 211, 238, .26);
        border-radius: 24px;
        background: #0f172a;
        box-shadow: 0 28px 90px rgba(0, 0, 0, .45);
        text-align: center;
    }

    .contact-dialog-mark {
        width: 54px;
        height: 54px;
        margin: 0 auto 20px;
        display: grid;
        place-items: center;
        border-radius: 17px;
        color: #031018;
        background: linear-gradient(135deg, var(--xj-cyan), var(--xj-green));
        font-weight: 900;
    }

    .contact-dialog-panel h3 {
        margin: 0;
        color: #f8fafc;
        font-size: 26px;
        font-weight: 850;
    }

    .contact-dialog-panel p {
        margin: 14px 0 26px;
        color: var(--xj-muted);
        line-height: 1.75;
    }

    .copy-toast {
        position: fixed;
        z-index: 3100;
        left: 50%;
        bottom: 30px;
        transform: translate(-50%, 20px);
        padding: 11px 16px;
        border: 1px solid rgba(34, 211, 238, .30);
        border-radius: 999px;
        color: #cffafe;
        background: rgba(15, 23, 42, .96);
        opacity: 0;
        pointer-events: none;
        transition: .25s ease;
    }

    .copy-toast.show {
        opacity: 1;
        transform: translate(-50%, 0);
    }

    @media (max-width: 991px) {
        .contact-layout {
            grid-template-columns: 1fr;
        }

        .contact-side {
            order: 2;
        }

        .contact-form-panel {
            order: 1;
        }
    }

    @media (max-width: 575px) {
        .contact-hero {
            padding: 132px 0 55px;
        }

        .contact-section {
            padding: 16px 0 72px;
        }

        .contact-side,
        .contact-form-panel {
            padding: 24px 20px;
            border-radius: 20px;
        }

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

        .contact-form-full {
            grid-column: auto;
        }

        .contact-form-footer {
            align-items: stretch;
            flex-direction: column;
        }

        .contact-submit-btn {
            width: 100%;
        }

        .contact-qr-grid {
            gap: 10px;
        }

        .contact-detail-value {
            padding-left: 0;
        }
    }


}