/* =============================================
   产品服务 - 专属样式（精致升级版）
   ============================================= */

/* ---------- 三位一体卡片 ---------- */
.overview-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

@media (max-width: 900px) {
    .overview-cards {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }
}

.ov-card {
    border-radius: var(--radius-xl);
    padding: 2.5rem var(--space-xl);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--neutral-200);
    background: var(--white);
    transition: all var(--transition);
    animation: fadeInUp 0.7s ease var(--delay, 0s) both;
}

.ov-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 56px rgba(0, 71, 171, 0.12);
    border-color: transparent;
}

.ov-bg {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    opacity: 0.06;
    transition: all 0.5s ease;
}

.ov-card:hover .ov-bg {
    transform: scale(1.4);
    opacity: 0.1;
}

.ov-card--design .ov-bg {
    background: var(--primary);
}

.ov-card--delivery .ov-bg {
    background: var(--accent);
}

.ov-card--data .ov-bg {
    background: var(--success);
}

.ov-num {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--neutral-200);
    line-height: 1;
    margin-bottom: var(--space-md);
    letter-spacing: -0.03em;
}

.ov-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    transition: all var(--transition);
}

.ov-card--design .ov-icon {
    background: rgba(0, 71, 171, 0.08);
    color: var(--primary);
}

.ov-card--delivery .ov-icon {
    background: rgba(0, 168, 232, 0.08);
    color: var(--accent);
}

.ov-card--data .ov-icon {
    background: rgba(16, 185, 129, 0.08);
    color: var(--success);
}

.ov-card:hover .ov-icon {
    transform: scale(1.1);
}

.ov-card--design:hover .ov-icon {
    background: var(--primary);
    color: var(--white);
}

.ov-card--delivery:hover .ov-icon {
    background: var(--accent);
    color: var(--white);
}

.ov-card--data:hover .ov-icon {
    background: var(--success);
    color: var(--white);
}

.ov-icon svg {
    width: 32px;
    height: 32px;
}

.ov-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

.ov-card>p {
    font-size: 0.9rem;
    color: var(--neutral-500);
    line-height: 1.78;
    margin-bottom: var(--space-lg);
}

.ov-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.ov-list li {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.85rem;
    color: var(--neutral-600);
}

.ov-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
}

.ov-card--delivery .ov-list li::before {
    background: var(--accent);
}

.ov-card--data .ov-list li::before {
    background: var(--success);
}

/* ---------- 六大领域详情 ---------- */
.domains-detail-section {
    background: var(--neutral-50);
}

.domain-detail {
    background: var(--white);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-xl);
    overflow: hidden;
    transition: all var(--transition);
}

.domain-detail:last-child {
    margin-bottom: 0;
}

.domain-detail:hover {
    border-color: transparent;
    box-shadow: 0 8px 40px rgba(0, 71, 171, 0.1);
}

.dd-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl) var(--space-2xl);
    border-bottom: 1px solid var(--neutral-100);
}

.dd-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition);
}

.domain-detail:hover .dd-icon {
    transform: scale(1.06);
}

.dd-icon.medical {
    background: linear-gradient(135deg, #fff0f1, #ffe0e3);
    color: #e11d48;
}

.dd-icon.education {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    color: #1d4ed8;
}

.dd-icon.manufacturing {
    background: linear-gradient(135deg, #f0fdf4, #d1fae5);
    color: #065f46;
}

.dd-icon.traffic {
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    color: #b45309;
}

.dd-icon.logistics {
    background: linear-gradient(135deg, #eef2ff, #e0e7ff);
    color: #4338ca;
}

.dd-icon.cleaning {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    color: #15803d;
}

.dd-icon svg {
    width: 32px;
    height: 32px;
}

.dd-tag {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 0.3rem;
}

.dd-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--neutral-900);
}

.dd-body {
    padding: var(--space-xl) var(--space-2xl);
}

.dd-body>p {
    font-size: 0.9rem;
    color: var(--neutral-600);
    line-height: 1.85;
    margin-bottom: var(--space-lg);
}

.dd-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.dd-features span {
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    background: var(--neutral-100);
    color: var(--neutral-600);
    border: 1px solid var(--neutral-200);
    transition: all var(--transition);
}

.domain-detail:hover .dd-features span {
    background: rgba(0, 71, 171, 0.06);
    border-color: rgba(0, 71, 171, 0.15);
    color: var(--primary);
}

/* ---------- 图文并排区块（AI物流 & 清洁服务）---------- */
.domain-with-img {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: stretch;
}

.domain-with-img .dd-main {
    display: flex;
    flex-direction: column;
}

.domain-with-img .dd-gallery {
    background: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-2xl);
    border-left: 1px solid var(--neutral-200);
}

.domain-img-left .dd-gallery {
    border-left: none;
    border-right: 1px solid var(--neutral-200);
    background: linear-gradient(135deg, #f0fdf4 0%, #d1fae5 40%, #e8f0fe 100%);
}

.dd-img-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    width: 100%;
}

.dd-img-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.dd-img-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 36px rgba(0, 71, 171, 0.15);
}

.dd-img-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    object-position: center top;
    display: block;
    background: #f3f4f6;
}

.dd-img-card img.product-cutout {
    object-fit: contain;
    object-position: center;
    padding: 0;
    background: linear-gradient(145deg, #f6fbff, #ffffff);
    transform: scale(1.08);
}

.dd-img-caption {
    padding: 0.5rem 0.75rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--neutral-600);
    text-align: center;
    background: rgba(255, 255, 255, 0.9);
    border-top: 1px solid var(--neutral-100);
}

.dd-partner-badge {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 71, 171, 0.15);
    border-radius: var(--radius-full);
    padding: 0.4rem 1rem;
    backdrop-filter: blur(4px);
}

.dd-partner-badge svg {
    width: 14px;
    height: 14px;
    color: #f59e0b;
    fill: #fbbf24;
    flex-shrink: 0;
}

@media (max-width: 960px) {
    .domain-with-img {
        grid-template-columns: 1fr;
    }

    .domain-img-left .dd-gallery {
        order: -1;
        border-right: none;
        border-bottom: 1px solid var(--neutral-200);
    }

    .domain-with-img .dd-gallery {
        border-left: none;
        border-top: 1px solid var(--neutral-200);
    }

    .dd-img-card img {
        height: 120px;
    }
}

@media (max-width: 600px) {
    .dd-img-grid {
        grid-template-columns: 1fr;
    }

    .dd-img-card img {
        height: 200px;
    }
}

/* ---------- 产品优势 ---------- */
.advantages-section {
    background: var(--white);
}

.adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

@media (max-width: 900px) {
    .adv-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .adv-grid {
        grid-template-columns: 1fr;
    }
}

.adv-card {
    padding: var(--space-xl);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    background: var(--neutral-50);
    transition: all var(--transition);
}

.adv-card:hover {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 6px 28px rgba(0, 71, 171, 0.1);
    transform: translateY(-5px);
}

.adv-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(0, 71, 171, 0.07), rgba(0, 168, 232, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: var(--space-md);
    transition: all var(--transition);
}

.adv-card:hover .adv-icon {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    transform: scale(1.08);
}

.adv-icon svg {
    width: 24px;
    height: 24px;
}

.adv-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 0.5rem;
}

.adv-card p {
    font-size: 0.875rem;
    color: var(--neutral-500);
    line-height: 1.72;
}

/* 动画关键帧（服务页本地） */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}
/* ---------- Page-wide dark glass technology skin ---------- */
.section {
    background:
        radial-gradient(circle at 82% 12%, rgba(0, 168, 232, 0.12), transparent 30%),
        linear-gradient(180deg, #07111f 0%, #0a1728 100%) !important;
}

.section:nth-of-type(even) {
    background:
        radial-gradient(circle at 18% 18%, rgba(52, 211, 153, 0.1), transparent 28%),
        linear-gradient(180deg, #081526 0%, #050d19 100%) !important;
}

.section-title,
.contact-info h2,
.ov-card h3,
.dd-header h3,
.adv-card h4,
.mission-card h3,
.timeline-content h4,
.honor-text,
.domain-info h4 {
    color: #f8fbff !important;
}

.section-desc,
.intro-p,
.contact-intro,
.ov-card > p,
.dd-body > p,
.adv-card p,
.mission-card p,
.timeline-content p,
.team-card p,
.ci-sub,
.domain-info p {
    color: rgba(226, 241, 255, 0.68) !important;
}

.badge,
.ov-card,
.domain-detail,
.adv-card,
.mission-card,
.timeline-content,
.honor-item,
.partners-strip,
.partner-item,
.contact-item,
.contact-domains,
.form-card,
.domain-card,
.strategy-card,
.process-step {
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.035)) !important;
    border-color: rgba(96, 217, 255, 0.16) !important;
    box-shadow: 0 18px 54px rgba(0, 0, 0, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.08) !important;
    backdrop-filter: blur(14px);
}

.badge::before,
.ov-card::before,
.domain-detail::before,
.adv-card::before,
.mission-card::before,
.timeline-content::before,
.honor-item::before,
.partner-item::before,
.contact-item::before,
.form-card::before,
.domain-card::before,
.strategy-card::before,
.process-step::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(120deg, transparent 0%, rgba(96, 217, 255, 0.16) 45%, transparent 72%);
    transform: translateX(-120%);
    transition: transform 0.75s ease;
}

.badge:hover::before,
.ov-card:hover::before,
.domain-detail:hover::before,
.adv-card:hover::before,
.mission-card:hover::before,
.timeline-content:hover::before,
.honor-item:hover::before,
.partner-item:hover::before,
.contact-item:hover::before,
.form-card:hover::before,
.domain-card:hover::before,
.strategy-card:hover::before,
.process-step:hover::before {
    transform: translateX(120%);
}

.ci-value,
.ci-label,
.cd-title,
.cd-tags span,
.ov-list li,
.dd-features span,
.partner-item,
.vc-label,
.honor-text {
    color: rgba(226, 241, 255, 0.78) !important;
}

.section-tag,
.dd-tag,
.tl-year,
.ov-num {
    color: #60d9ff !important;
    opacity: 1;
}

.visual-card,
.form-header,
.why-section,
.team-section,
.tech-section {
    background:
        radial-gradient(circle at 80% 18%, rgba(0, 168, 232, 0.18), transparent 30%),
        linear-gradient(145deg, #061126, #0a1f39) !important;
}

.visual-inner,
.qq-form-shell,
.domain-with-img .dd-gallery,
.domain-img-left .dd-gallery,
.dd-img-card,
.qq-form-note {
    background: rgba(255, 255, 255, 0.075) !important;
    border-color: rgba(96, 217, 255, 0.14) !important;
}

.qq-form-frame {
    background: #fff;
}

.timeline::before {
    box-shadow: 0 0 24px rgba(0, 168, 232, 0.55);
}

.timeline-item::after {
    border-color: #07111f;
    box-shadow: 0 0 0 2px var(--accent), 0 0 24px rgba(0, 168, 232, 0.75);
}
/* ---------- Final readability correction for light and dark sections ---------- */
.reveal-prep {
    opacity: 0.58 !important;
    transform: translate3d(0, 24px, 0) scale(0.995) !important;
    filter: blur(4px) !important;
    clip-path: inset(3% 0 0 0 round 8px) !important;
}

.reveal-prep.reveal-visible,
.animate-on-scroll.visible {
    opacity: 1 !important;
    transform: translate3d(0, 0, 0) scale(1) !important;
    filter: blur(0) !important;
    clip-path: inset(0 0 0 0 round 0) !important;
}

.section-title,
.contact-info h2,
.ov-card h3,
.dd-header h3,
.adv-card h4,
.mission-card h3,
.timeline-content h4,
.honor-text,
.domain-info h4,
.ci-value {
    color: #f8fbff !important;
}

.section-desc,
.intro-p,
.contact-intro,
.ov-card > p,
.dd-body > p,
.adv-card p,
.mission-card p,
.timeline-content p,
.team-card p,
.ci-sub,
.domain-info p,
.why-card p {
    color: rgba(226, 241, 255, 0.76) !important;
}

.ci-label,
.cd-title,
.cd-tags span,
.ov-list li,
.dd-features span,
.partner-item,
.vc-label,
.dd-tag,
.section-tag {
    color: #86e7ff !important;
}
/* ---------- Final visual QA: readable dark pages and micro-geometry ---------- */
.reveal-prep {
    opacity: 0.92 !important;
    transform: translate3d(0, 18px, 0) !important;
    filter: none !important;
    clip-path: none !important;
}

.reveal-prep.reveal-visible,
.animate-on-scroll.visible {
    opacity: 1 !important;
    transform: translate3d(0, 0, 0) !important;
    filter: none !important;
    clip-path: none !important;
}

.section-title,
.contact-info h2,
.ov-card h3,
.dd-header h3,
.adv-card h4,
.mission-card h3,
.timeline-content h4,
.team-card h3,
.why-card h4,
.ci-value {
    color: #f8fbff !important;
}

.section-desc,
.intro-p,
.contact-intro,
.ov-card > p,
.dd-body > p,
.adv-card p,
.mission-card p,
.timeline-content p,
.team-card p,
.why-card p,
.ci-sub {
    color: rgba(226, 241, 255, 0.78) !important;
}

.section-tag,
.dd-tag,
.ci-label,
.cd-title,
.cd-tags span,
.dd-features span,
.ov-list li {
    color: #59d9ff !important;
}

.form-header h3,
.form-header p {
    color: #ffffff !important;
}

.tech-geometry-layer {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.tech-shape {
    position: absolute;
    width: var(--shape-size, 40px);
    height: var(--shape-size, 40px);
    left: var(--shape-x, 50%);
    top: var(--shape-y, 50%);
    opacity: var(--shape-opacity, 0.2);
    transform-style: preserve-3d;
    animation: microFloat var(--shape-duration, 18s) ease-in-out infinite;
    animation-delay: var(--shape-delay, 0s);
    filter: drop-shadow(0 0 12px rgba(0, 168, 232, 0.28));
}

.tech-shape::before,
.tech-shape::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(96, 217, 255, 0.4);
    background: linear-gradient(135deg, rgba(96, 217, 255, 0.05), rgba(52, 211, 153, 0.02));
}

.tech-shape::after {
    transform: translate3d(8px, -8px, 0) scale(0.72);
    opacity: 0.55;
}

.tech-shape.cube::before,
.tech-shape.cube::after { border-radius: 6px; }
.tech-shape.pyramid::before,
.tech-shape.pyramid::after { clip-path: polygon(50% 0, 100% 88%, 0 88%); }
.tech-shape.diamond::before,
.tech-shape.diamond::after { transform: rotate(45deg); }
.tech-shape.diamond::after { transform: rotate(45deg) translate3d(8px, -8px, 0) scale(0.72); }

@keyframes microFloat {
    0%, 100% { transform: translate3d(0, 0, 0) rotateX(48deg) rotateY(0deg) rotateZ(0deg); }
    33% { transform: translate3d(16px, -20px, 0) rotateX(62deg) rotateY(26deg) rotateZ(16deg); }
    66% { transform: translate3d(-14px, 16px, 0) rotateX(42deg) rotateY(-20deg) rotateZ(-14deg); }
}
/* ---------- Product page final readability polish ---------- */
.dd-features span {
    font-weight: 800 !important;
    color: #7ee7ff !important;
    letter-spacing: 0.01em;
    text-shadow: 0 0 12px rgba(126, 231, 255, 0.16);
}

.domain-with-img .dd-gallery .dd-features span,
.domain-img-left .dd-gallery .dd-features span,
.dd-gallery .dd-features span {
    color: #0b8f86 !important;
    background: rgba(255, 255, 255, 0.96) !important;
    border-color: rgba(15, 118, 110, 0.24) !important;
    box-shadow: 0 8px 18px rgba(15, 118, 110, 0.08);
    text-shadow: none;
}

.adv-icon {
    background: linear-gradient(135deg, rgba(0, 168, 232, 0.28), rgba(52, 211, 153, 0.12)) !important;
    border: 1px solid rgba(126, 231, 255, 0.28);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 12px 28px rgba(0,168,232,0.12);
    color: #7ee7ff !important;
}

.adv-icon svg {
    width: 28px;
    height: 28px;
    stroke: #7ee7ff !important;
    stroke-width: 2.7 !important;
    filter: drop-shadow(0 0 8px rgba(126, 231, 255, 0.45));
}

.adv-card:hover .adv-icon {
    background: linear-gradient(135deg, #00a8e8, #34d399) !important;
    color: #ffffff !important;
}

.adv-card:hover .adv-icon svg {
    stroke: #ffffff !important;
}

.cta-section {
    min-height: 300px;
    display: flex;
    align-items: center;
    background:
        radial-gradient(circle at 18% 35%, rgba(0, 168, 232, 0.20), transparent 34%),
        radial-gradient(circle at 82% 50%, rgba(49, 46, 129, 0.22), transparent 36%),
        linear-gradient(100deg, #07111f 0%, #08233a 48%, #08142a 100%) !important;
    border-top: 1px solid rgba(96, 217, 255, 0.12);
    border-bottom: 1px solid rgba(96, 217, 255, 0.08);
}

.cta-section::before {
    opacity: 0.28;
}

.cta-inner {
    text-align: left;
    max-width: 760px;
    margin-left: 0;
}

.cta-inner h2 {
    color: #ffffff !important;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    text-shadow: 0 0 26px rgba(0, 168, 232, 0.2);
}

.cta-inner p {
    color: rgba(226, 241, 255, 0.84) !important;
    max-width: 560px;
    margin-left: 0;
    margin-right: 0;
    font-weight: 600;
}

.cta-inner .btn-primary {
    background: linear-gradient(135deg, #00a8e8, #0067c7) !important;
    border-color: rgba(126, 231, 255, 0.38) !important;
    color: #ffffff !important;
    box-shadow: 0 12px 28px rgba(0, 104, 199, 0.28), 0 0 26px rgba(0, 168, 232, 0.18) !important;
}

@media (max-width: 768px) {
    .cta-inner {
        text-align: center;
        margin: 0 auto;
    }

    .cta-inner p {
        margin-left: auto;
        margin-right: auto;
    }
}
/* ---------- Product CTA and feature-pill final correction ---------- */
.dd-gallery .dd-features span,
.domain-with-img .dd-gallery .dd-features span,
.domain-img-left .dd-gallery .dd-features span {
    color: #0057b8 !important;
    font-weight: 900 !important;
    text-shadow: none !important;
}

.cta-section {
    margin-top: 0;
    min-height: 340px;
    background:
        linear-gradient(180deg, #07111f 0%, rgba(7, 17, 31, 0.94) 10%, rgba(4, 56, 86, 0.88) 46%, rgba(7, 17, 31, 0.96) 100%),
        radial-gradient(circle at 18% 42%, rgba(0, 168, 232, 0.16), transparent 32%),
        radial-gradient(circle at 78% 40%, rgba(49, 46, 129, 0.18), transparent 36%) !important;
    border-top: 1px solid rgba(96, 217, 255, 0.07);
    border-bottom: 1px solid rgba(96, 217, 255, 0.07);
}

.cta-section::before {
    background: linear-gradient(180deg, rgba(7,17,31,0.82), transparent 32%, transparent 68%, rgba(7,17,31,0.88)) !important;
    opacity: 1 !important;
}

.cta-section::after {
    display: none !important;
}

.cta-inner h2 {
    color: #ffffff !important;
}

.cta-inner p {
    color: rgba(226, 241, 255, 0.84) !important;
}
/* ---------- Product CTA spacing refinement ---------- */
.cta-inner h2 {
    margin-bottom: 1.05rem !important;
    line-height: 1.18 !important;
    letter-spacing: 0 !important;
}

.cta-inner p {
    margin-bottom: 1.65rem !important;
    line-height: 1.85 !important;
    font-size: clamp(1rem, 1.35vw, 1.15rem) !important;
    max-width: 640px !important;
}

.cta-inner .btn-primary {
    margin-top: 0.2rem;
    padding: 1rem 2.9rem !important;
}