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

:root {
    --primary: #1C2186;
    --primary-light: #373ED8;
    --primary-dark: #141A6B;
    --accent: #315EFE;
    --bg: #FFFFFF;
    --bg-secondary: #F8F8FA;
    --text: #181818;
    --text-secondary: #4E5969;
    --border: #E6E6E6;
    --emphasis: #FE5301;
    /* 品牌橙在浅橙底上只有 2.99:1，作文字色时必须换这一档 */
    --emphasis-text: #C43D00;
}

html {
    scroll-behavior: smooth;
}

body {
    /* MiSans 放最前：本机已装（HyperOS 机型）直接用，省掉整份网络字体 */
    font-family: MiSans, 'MiSans VF', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'HarmonyOS Sans SC', 'Source Han Sans CN', 'Microsoft YaHei', sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--bg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 21px;
    color: var(--primary);
}

.nav-logo {
    width: 32px;
    height: 32px;
}

.nav-text {
    letter-spacing: -0.3px;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #FFFFFF 0%, #F2F3FA 50%, #FFFFFF 100%);
}

.hero::before, .hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    opacity: 0.06;
    filter: blur(70px);
}

.hero::before {
    width: 400px;
    height: 400px;
    background: #315EFE;
    top: -100px;
    right: -100px;
}

.hero::after {
    width: 300px;
    height: 300px;
    background: #373ED8;
    bottom: -80px;
    left: -80px;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-container {
    max-width: 800px;
}

.hero-logo {
    margin-bottom: 40px;
}

.hero-logo-img {
    width: 160px;
    height: 160px;
    animation: pulse-soft 4s ease-in-out infinite;
}

@keyframes pulse-soft {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.02); }
}

.hero-title {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.hero-chinese {
    font-size: 56px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -1px;
}

.hero-english {
    font-size: 21px;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: -0.3px;
}

.hero-desc {
    font-size: 21px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    display: inline-block;
}

.btn-primary {
    background: #373ED8;
    color: white;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background: #373ED8;
    transform: scale(0.98);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.product-cta {
    margin-top: 24px;
}

/* Section Common */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.section-header p {
    font-size: 16px;
    color: #303030;
    line-height: 1.8;
}

/* Capabilities */
.capabilities {
    padding: 120px 0;
    background: var(--bg);
}

.cap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.cap-card {
    background: var(--bg-secondary);
    padding: 40px 32px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cap-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(28, 33, 134, 0.12);
}

.cap-icon {
    margin-bottom: 20px;
    line-height: 0;
}

.cap-icon svg {
    width: 40px;
    height: 40px;
}

.cap-icon.kernel { color: #315EFE; }
.cap-icon.loop { color: #373ED8; }
.cap-icon.memory { color: #1C2186; }

.cap-card h3 {
    font-size: 21px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.cap-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

/* Products */
.products {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.product-card {
    background: white;
    padding: 48px 40px;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(28, 33, 134, 0.12);
}

.product-badge {
    display: inline-block;
    padding: 6px 16px;
    background: #F2F3FA;
    color: var(--primary-light);
    font-size: 12px;
    font-weight: 600;
    border-radius: 8px;
    margin-bottom: 24px;
}

.product-card h3 {
    font-size: 21px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.product-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.product-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.product-features li {
    padding: 5px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* Services (Enterprise Agent Solutions) */
.services {
    padding: 120px 0 80px;
    background: var(--bg);
}

.section-kicker {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--primary-light);
    margin-bottom: 12px;
}

/* Layer 1: foundation band */
.svc-foundation {
    display: flex;
    align-items: center;
    gap: 32px;
    background: linear-gradient(135deg, #3D4AC6 0%, #3F1B54 100%);
    border-radius: 8px;
    padding: 36px 44px;
    margin-bottom: 64px;
    color: white;
    box-shadow: 0 8px 32px rgba(55, 62, 216, 0.25);
}

.svc-foundation-label {
    flex-shrink: 0;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 8px 16px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 8px;
}

@media (max-width: 860px) {
    .svc-foundation {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        padding: 32px 28px;
    }

    .svc-foundation-diagram {
        display: none;
    }

    .svc-group {
        padding: 20px 16px 16px;
    }
}

.svc-foundation-title {
    font-size: 21px;
    font-weight: 700;
    margin-bottom: 12px;
}

.svc-foundation-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.svc-foundation-items span {
    font-size: 12px;
    padding: 5px 14px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 6px;
}

.svc-foundation-diagram {
    flex-shrink: 0;
    width: 210px;
    height: 100px;
}

/* Layer 2: two business forms */
.svc-form-head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin: 48px 0 20px;
}

.svc-form-head:first-of-type {
    margin-top: 0;
}

.svc-form-tag {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
    padding-left: 12px;
    border-left: 4px solid var(--primary);
}

.svc-form-tag.tools {
    border-left-color: var(--emphasis);
}

.svc-form-desc {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Layer 2: grouped workforce */
.svc-group {
    margin-bottom: 28px;
    padding: 28px 28px 24px;
    border-radius: 8px;
}

.svc-group.growth { background: #F8F8FA; }
.svc-group.ops { background: #F8F8FA; }
.svc-group.touch { background: #F8F8FA; }
.svc-group.tools { background: #F8F8FA; }

.svc-group-head {
    display: flex;
    align-items: baseline;
    gap: 14px;
    margin-bottom: 18px;
}

.svc-group-tag {
    font-size: 14px;
    font-weight: 700;
    padding: 5px 14px;
    border-radius: 6px;
    white-space: nowrap;
}

.svc-group-tag.growth { background: #F2F3FA; color: #373ED8; }
.svc-group-tag.ops { background: #F8F8FA; color: #4E5969; }
.svc-group-tag.touch { background: #F2F3FA; color: #5B69A6; }

.svc-group-desc {
    font-size: 14px;
    color: var(--text-secondary);
}

.svc-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.svc-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 22px 24px;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.svc-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(28, 33, 134, 0.10);
    border-color: #A2A6F4;
}

.svc-item-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    margin-top: 2px;
}

.svc-item-icon svg {
    width: 18px;
    height: 18px;
}

.svc-item-icon.growth { background: #F2F3FA; color: #373ED8; }
.svc-item-icon.ops { background: #F8F8FA; color: #4E5969; }
.svc-item-icon.touch { background: #F2F3FA; color: #5B69A6; }
.svc-item-icon.tools { background: #F8F8FA; color: #1C2186; }

.svc-item-body h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.svc-item-body p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Layer 3: delivery */
.svc-delivery {
    margin-top: 72px;
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 48px 44px;
}

.svc-delivery-title {
    font-size: 21px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text);
}

.svc-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
    position: relative;
}

@media (min-width: 900px) {
    .svc-timeline::before {
        content: '';
        position: absolute;
        top: 22px;
        left: 12.5%;
        right: 12.5%;
        height: 2px;
        background: linear-gradient(90deg, #A2A6F4, #5B69A6);
        z-index: 0;
    }
}

.svc-tl-item {
    text-align: center;
    position: relative;
    z-index: 1;
}

.svc-tl-dot {
    width: 36px;
    height: 36px;
    margin: 0 auto 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #373ED8;
    color: white;
    font-size: 14px;
    font-weight: 700;
    border-radius: 50%;
    box-shadow: 0 0 0 6px var(--bg-secondary);
}

.svc-tl-item h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.svc-tl-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

.svc-delivery-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.svc-delivery-cta span {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Industries */
.industries {
    padding: 80px 0 120px;
    background: var(--bg-secondary);
}

.ind-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.ind-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 40px 36px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.ind-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(28, 33, 134, 0.12);
    border-color: #A2A6F4;
}

.ind-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    margin-bottom: 20px;
}

.ind-icon svg {
    width: 30px;
    height: 30px;
}

.ind-icon.edu { background: #F2F3FA; color: #373ED8; }
.ind-icon.med { background: #F8F8FA; color: #4E5969; }
.ind-icon.traffic { background: #F2F3FA; color: #1C2186; }
.ind-icon.care { background: #FFF3EC; color: var(--emphasis-text); }

.ind-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 6px;
    margin-bottom: 12px;
}

.ind-tag.edu { background: #F2F3FA; color: #373ED8; }
.ind-tag.med { background: #F8F8FA; color: #4E5969; }
.ind-tag.traffic { background: #F2F3FA; color: #1C2186; }
.ind-tag.care { background: #FFF3EC; color: var(--emphasis-text); }

.ind-card h3 {
    font-size: 21px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.ind-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.ind-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ind-features li {
    padding: 5px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .ind-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .ind-card {
        padding: 32px 24px;
    }
}

/* Company */
.company {
    padding: 120px 0;
    background: var(--primary);
    color: white;
}

.company .section-header h2 {
    color: white;
}

.company-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.company-info h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.company-eng {
    font-size: 16px;
    opacity: 0.7;
    margin-bottom: 20px;
}

.company-info p {
    font-size: 16px;
    opacity: 0.9;
    line-height: 1.8;
}

.company-stats {
    display: flex;
    gap: 40px;
    justify-content: flex-end;
}

.stat {
    text-align: center;
}

.stat-num {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    opacity: 0.7;
    margin-top: 8px;
}

/* Team Section */
.team {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 500px));
    gap: 32px;
    justify-content: center;
}

.team-card {
    background: white;
    padding: 48px 32px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s, box-shadow 0.3s;
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(28, 33, 134, 0.08);
}

.team-avatar {
    width: 96px;
    height: 96px;
    margin: 0 auto 24px;
}

.team-name {
    font-size: 21px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}

.team-role {
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 16px;
}

.team-bio {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Contact */
.contact {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form-card, .contact-info-card {
    background: white;
    padding: 40px 32px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.contact-form-card h3, .contact-info-card h3 {
    font-size: 21px;
    font-weight: 700;
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text);
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-full {
    width: 100%;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    padding: 14px;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.contact-value {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
}

.contact-logo-wrapper {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.contact-logo {
    width: 80px;
    height: 80px;
    opacity: 0.9;
}

/* Footer */
.footer {
    padding: 40px 0;
    background: var(--primary-dark);
    color: white;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
}

.footer-brand {
    font-weight: 600;
    font-size: 16px;
}

.footer-right p {
    font-size: 14px;
    opacity: 0.7;
}

/* MiSans 许可协议要求注明字体来源。选择器要压过 .footer-right p */
.footer-right p.footer-credit {
    font-size: 12px;
    margin-top: 6px;
    opacity: 0.6;
}

.footer-credit a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid currentColor;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-chinese { font-size: 40px; }
    .hero-english { font-size: 16px; }
    .hero-desc { font-size: 16px; }

    .section-header h2 { font-size: 28px; }

    .company-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .company-stats {
        justify-content: center;
    }

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

    .contact-form-card, .contact-info-card {
        padding: 28px 24px;
    }

    .contact-logo-wrapper {
        display: none;
    }

    .nav-links {
        gap: 14px;
    }

    .nav-links a {
        font-size: 14px;
    }

    .nav-text {
        display: none;
    }

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

    .product-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .product-card {
        padding: 32px 24px;
    }

    .svc-group-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .svc-form-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .company-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .company-stats {
        justify-content: center;
    }

}

/* ===== 2026-09-22 智能体定制开发版新增 ===== */

/* 数字信任状条 */
.trust-bar {
    padding: 40px 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}
.trust-item { text-align: center; }
.trust-num {
    font-size: 34px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}
.trust-label {
    margin-top: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* 行业风向灰条 */
.industry-wind {
    margin-top: 28px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 案例三段式 */
.cases { padding: 80px 0; background: var(--bg-secondary); }
.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.case-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px 26px;
    transition: transform .25s ease, box-shadow .25s ease;
}
.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(28, 33, 134, .08);
}
.case-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}
.case-head h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.4;
}
.case-tag {
    flex-shrink: 0;
    background: var(--primary);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
    padding: 4px 12px;
}
.case-pain {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 8px;
}
.case-solution {
    font-size: 14px;
    color: var(--text);
    line-height: 1.7;
    margin-bottom: 14px;
}
.case-num {
    font-size: 15px;
    color: var(--text);
    border-top: 1px dashed var(--border);
    padding-top: 14px;
}
.case-num strong {
    font-size: 26px;
    font-weight: 800;
    color: var(--emphasis-text);
    letter-spacing: -0.5px;
}
.case-mini-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
}
.case-mini {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px 24px;
}
.case-mini h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}
.case-mini p {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 承接业务四卡 */
.business { padding: 80px 0; background: var(--bg); }
.biz-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.biz-card {
    background: var(--primary);
    border-radius: 14px;
    padding: 24px 22px;
    transition: transform .25s ease, box-shadow .25s ease;
}
.biz-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(28, 33, 134, .18);
}
.biz-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}
.biz-card p {
    font-size: 13px;
    color: rgba(255, 255, 255, .82);
    line-height: 1.6;
}

/* 多智能体 */
.multi-agent { padding: 80px 0; background: var(--bg-secondary); }
.multi-agent .cap-card { background: #fff; border: 1px solid var(--border); }
.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}
.chip {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 8px 18px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--primary);
}
.framework-line {
    margin-top: 24px;
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 行业六卡 */
.ind-grid.six {
    grid-template-columns: repeat(3, 1fr);
}

/* 产品三卡 */
.product-grid.three {
    grid-template-columns: repeat(3, 1fr);
}

/* 五步交付 */
.flow5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}
.flow5-step {
    background: var(--primary);
    border-radius: 12px;
    padding: 20px 12px 16px;
    text-align: center;
}
.flow5-step.alt { background: var(--primary-light); }
.flow5-name {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
}
.flow5-week {
    margin-top: 6px;
    font-size: 13px;
    font-weight: 700;
    color: #F5A623;
}
.mode-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.mode-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 26px 24px;
}
.mode-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}
.mode-card p {
    font-size: 13.5px;
    color: var(--text);
    line-height: 1.7;
}
.principle-band {
    margin-top: 28px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 18px 24px;
    font-size: 14.5px;
    color: var(--text);
}
.principle-band strong { color: var(--primary); }

/* services section 浅色背景（原深蓝底是给 GUI 方案页的） */
.services { background: var(--bg); }

/* 行业区在新版顺序里夹两个浅色区之间，改白底（卡片自带边框） */
.industries { background: var(--bg); }

/* 关于我们深蓝区副标题提亮 + 统计数字不换行 */
.company .section-header p { color: rgba(255, 255, 255, .78); }
.company .stat-num { white-space: nowrap; font-size: 40px; }

@media (max-width: 768px) {
    .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .case-grid { grid-template-columns: 1fr; }
    .case-mini-row { grid-template-columns: 1fr; }
    .biz-grid { grid-template-columns: repeat(2, 1fr); }
    .ind-grid.six { grid-template-columns: 1fr; }
    .product-grid.three { grid-template-columns: 1fr; }
    .flow5 { grid-template-columns: repeat(2, 1fr); }
    .mode-grid { grid-template-columns: 1fr; }
    .trust-num { font-size: 28px; }
}

/* ========== 2026-09-22 第二轮精简：砍行业区+关于我们后的背景交替与卡槽 ========== */
.case-grid { grid-template-columns: repeat(2, 1fr); }
.products { background: var(--bg); }
.services { background: var(--bg-secondary); }
.services .mode-card { background: #fff; }
.services .principle-band { background: #fff; }
.team { background: var(--bg); }
.team .team-card { border: 1px solid var(--border); }
.contact { background: var(--bg-secondary); }
@media (max-width: 768px) {
    .case-grid { grid-template-columns: 1fr; }
}