:root {
    --digital-ink: #172033;
    --digital-body: #52606d;
    --digital-muted: #75818c;
    --digital-blue: #2348a3;
    --digital-green: #4f7f32;
    --digital-soft: #f4f7f8;
    --digital-line: #e1e7eb;
}

body {
    background: #fff;
    color: var(--digital-body);
}

.digital-hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 560px;
    margin-top: 80px;
    overflow: hidden;
    background: url('../images/farm/养殖场环境.jpg') center 56% / cover no-repeat;
}

.digital-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(8, 21, 29, 0.88) 0%, rgba(8, 21, 29, 0.64) 48%, rgba(8, 21, 29, 0.16) 82%);
}

.digital-hero__content {
    position: relative;
    z-index: 1;
    width: 100%;
    padding-top: 56px;
    padding-bottom: 56px;
    color: #fff;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 64px;
    color: rgba(255, 255, 255, 0.64);
    font-size: 0.82rem;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.86);
    text-decoration: none;
}

.digital-hero__eyebrow,
.section-kicker {
    margin: 0 0 12px;
    color: #88b85f;
    font-size: 0.82rem;
    font-weight: 650;
}

.digital-hero h1 {
    max-width: 760px;
    margin: 0;
    color: #fff;
    font-size: clamp(38px, 4.6vw, 62px);
    font-weight: 650;
    line-height: 1.16;
    letter-spacing: 0;
}

.digital-hero__content > p:not(.digital-hero__eyebrow) {
    max-width: 680px;
    margin: 24px 0 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.05rem;
    line-height: 1.85;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
}

.hero-action,
.service-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 650;
    text-decoration: none;
    transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.hero-action--primary {
    border-color: #fff;
    background: #fff;
    color: #173463;
}

.hero-action--primary:hover {
    border-color: #e8eef2;
    background: #e8eef2;
}

.hero-action--secondary {
    border-color: rgba(255, 255, 255, 0.52);
    color: #fff;
}

.hero-action--secondary:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.service-jump {
    position: sticky;
    top: 80px;
    z-index: 80;
    border-bottom: 1px solid var(--digital-line);
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
}

.service-jump .container {
    display: flex;
    justify-content: center;
    gap: clamp(24px, 5vw, 64px);
    overflow-x: auto;
    scrollbar-width: none;
}

.service-jump .container::-webkit-scrollbar {
    display: none;
}

.service-jump a {
    flex: 0 0 auto;
    padding: 18px 0 15px;
    border-bottom: 2px solid transparent;
    color: #445564;
    font-size: 0.86rem;
    text-decoration: none;
}

.service-jump a:hover,
.service-jump a:focus-visible {
    border-bottom-color: var(--digital-green);
    color: var(--digital-blue);
}

.service-overview,
.platform-section,
.erp-section {
    scroll-margin-top: 140px;
}

.service-overview {
    padding: 96px 0;
}

.section-heading {
    max-width: 700px;
}

.section-heading h2,
.platform-intro h2,
.digital-cta h2 {
    margin: 0;
    color: var(--digital-ink);
    font-weight: 650;
    letter-spacing: 0;
}

.section-heading h2,
.platform-intro h2 {
    font-size: clamp(28px, 3vw, 40px);
    line-height: 1.28;
}

.section-heading > p:last-child {
    margin: 18px 0 0;
    color: var(--digital-body);
    font-size: 0.98rem;
    line-height: 1.8;
}

.service-chain {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin: 54px 0 0;
    padding: 0;
    border-top: 1px solid var(--digital-line);
    border-bottom: 1px solid var(--digital-line);
    list-style: none;
}

.service-chain li {
    min-width: 0;
    padding: 30px 26px 32px;
}

.service-chain li:not(:last-child) {
    border-right: 1px solid var(--digital-line);
}

.service-chain span,
.platform-feature > span {
    display: block;
    margin-bottom: 18px;
    color: var(--digital-green);
    font-size: 0.75rem;
    font-weight: 650;
}

.service-chain strong {
    display: block;
    color: var(--digital-ink);
    font-size: 0.96rem;
    font-weight: 650;
}

.service-chain p {
    margin: 10px 0 0;
    color: var(--digital-muted);
    font-size: 0.82rem;
    line-height: 1.7;
}

.platform-section {
    padding: 104px 0;
    border-top: 1px solid var(--digital-line);
}

.platform-section--soft {
    background: var(--digital-soft);
}

.platform-intro {
    display: grid;
    grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(42px, 8vw, 110px);
    align-items: end;
}

.platform-intro > p {
    margin: 0;
    color: var(--digital-body);
    font-size: 0.98rem;
    line-height: 1.85;
}

.platform-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 58px;
    border-top: 1px solid var(--digital-line);
    border-bottom: 1px solid var(--digital-line);
}

.platform-feature {
    min-width: 0;
    padding: 28px 30px 30px;
}

.platform-feature:not(:last-child) {
    border-right: 1px solid var(--digital-line);
}

.platform-feature h3 {
    margin: 0;
    color: var(--digital-ink);
    font-size: 1rem;
    font-weight: 650;
}

.platform-feature p {
    margin: 10px 0 0;
    color: var(--digital-muted);
    font-size: 0.84rem;
    line-height: 1.7;
}

.platform-gallery {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin-top: 54px;
}

.platform-gallery figure {
    min-width: 0;
    margin: 0;
    overflow: hidden;
    border: 1px solid #dbe2e7;
    border-radius: 6px;
    background: #fff;
    box-shadow: 0 16px 34px rgba(26, 40, 53, 0.07);
}

.platform-gallery img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 1.44 / 1;
    object-fit: cover;
}

.platform-gallery figcaption {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 15px 17px;
    border-top: 1px solid var(--digital-line);
}

.platform-gallery figcaption strong {
    color: var(--digital-ink);
    font-size: 0.86rem;
    font-weight: 650;
    white-space: nowrap;
}

.platform-gallery figcaption span {
    color: var(--digital-muted);
    font-size: 0.76rem;
    text-align: right;
}

.platform-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin-top: 38px;
}

.role-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.role-list span {
    padding: 7px 11px;
    border-radius: 3px;
    background: #edf2f4;
    color: #435767;
    font-size: 0.76rem;
}

.platform-section--soft .role-list span {
    background: #fff;
}

.platform-actions {
    display: flex;
    flex: 0 0 auto;
    gap: 10px;
}

.service-button--primary {
    border-color: var(--digital-blue);
    background: var(--digital-blue);
    color: #fff;
}

.service-button--primary:hover {
    border-color: #173a84;
    background: #173a84;
}

.service-button--secondary {
    border-color: #bdc7ce;
    background: transparent;
    color: #34495a;
}

.service-button--secondary:hover {
    border-color: var(--digital-blue);
    color: var(--digital-blue);
}

.data-notice {
    max-width: 620px;
    margin: 0;
    color: #766958;
    font-size: 0.78rem;
    line-height: 1.7;
}

.erp-section {
    padding: 88px 0;
    border-top: 1px solid var(--digital-line);
}

.erp-layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(50px, 9vw, 120px);
    align-items: center;
}

.erp-scope {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--digital-line);
    border-left: 1px solid var(--digital-line);
}

.erp-scope span {
    padding: 18px 12px;
    border-right: 1px solid var(--digital-line);
    border-bottom: 1px solid var(--digital-line);
    color: #435767;
    font-size: 0.82rem;
    text-align: center;
}

.erp-entry {
    margin-top: 28px;
}

.erp-gallery {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    padding-top: 38px;
    border-top: 1px solid var(--digital-line);
}

.erp-gallery figure {
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--digital-line);
    border-radius: 5px;
    background: #fff;
    box-shadow: 0 14px 32px rgba(23, 32, 51, 0.08);
}

.erp-gallery img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    cursor: zoom-in;
}

.erp-gallery figcaption {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 16px;
    border-top: 1px solid var(--digital-line);
}

.erp-gallery figcaption strong {
    color: var(--digital-ink);
    font-size: 0.9rem;
    white-space: nowrap;
}

.erp-gallery figcaption span {
    color: var(--digital-muted);
    font-size: 0.76rem;
    line-height: 1.6;
    text-align: right;
}

.digital-cta {
    padding: 72px 0;
    background: #152a38;
}

.digital-cta .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 46px;
}

.digital-cta h2 {
    color: #fff;
    font-size: 2rem;
}

.digital-cta p:not(.section-kicker) {
    margin: 12px 0 0;
    color: rgba(255, 255, 255, 0.68);
}

.digital-cta__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

.digital-cta__actions a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid rgba(255, 255, 255, 0.34);
    border-radius: 4px;
    color: #fff;
    font-size: 0.86rem;
    font-weight: 650;
    text-decoration: none;
}

.digital-cta__actions a:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.footer {
    margin-top: 0;
}

@media screen and (max-width: 992px) {
    .service-chain {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .service-chain li:nth-child(2) {
        border-right: 0;
    }

    .service-chain li:nth-child(-n + 2) {
        border-bottom: 1px solid var(--digital-line);
    }

    .platform-intro,
    .erp-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .platform-bottom,
    .digital-cta .container {
        align-items: flex-start;
        flex-direction: column;
    }

    .digital-cta__actions {
        justify-content: flex-start;
    }
}

@media screen and (max-width: 768px) {
    .digital-hero {
        min-height: 560px;
        margin-top: 60px;
        background-position: 58% center;
    }

    .digital-hero__overlay {
        background: rgba(8, 21, 29, 0.74);
    }

    .breadcrumb {
        margin-bottom: 48px;
    }

    .digital-hero h1 {
        font-size: 2.35rem;
    }

    .service-jump {
        top: 60px;
    }

    .service-jump .container {
        justify-content: flex-start;
        padding-inline: 20px;
    }

    .service-overview,
    .platform-section,
    .erp-section {
        scroll-margin-top: 116px;
    }

    .service-overview,
    .platform-section {
        padding: 72px 0;
    }

    .platform-feature-grid,
    .platform-gallery {
        grid-template-columns: 1fr;
    }

    .platform-feature:not(:last-child) {
        border-right: 0;
        border-bottom: 1px solid var(--digital-line);
    }

    .platform-gallery {
        gap: 18px;
        margin-top: 40px;
    }

    .platform-gallery figcaption {
        flex-direction: column;
        gap: 4px;
    }

    .platform-gallery figcaption span {
        text-align: left;
    }

    .erp-scope {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .erp-gallery {
        grid-template-columns: 1fr;
    }

    .erp-gallery figcaption {
        align-items: flex-start;
        flex-direction: column;
        gap: 5px;
    }

    .erp-gallery figcaption span {
        text-align: left;
    }
}

@media screen and (max-width: 520px) {
    .hero-actions,
    .platform-actions,
    .digital-cta__actions {
        width: 100%;
        flex-direction: column;
    }

    .hero-action,
    .service-button,
    .digital-cta__actions a {
        width: 100%;
    }

    .service-chain {
        grid-template-columns: 1fr;
    }

    .service-chain li:not(:last-child) {
        border-right: 0;
        border-bottom: 1px solid var(--digital-line);
    }

    .platform-feature {
        padding-inline: 12px;
    }

    .platform-bottom {
        align-items: stretch;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-action,
    .service-button,
    .digital-cta__actions a {
        transition: none;
    }
}