/* 首页：全屏主视觉 + 核心能力 + 产品大图 + 深色页脚（仅 body.home） */
body.home {
    background: #fff;
    color: #1a2332;
}

body.home nav.site-nav.navbar {
    background: #fff !important;
    box-shadow: none !important;
    border-bottom: 1px solid rgba(14, 26, 43, 0.08);
    padding: 0.7rem 0 !important;
    position: sticky !important;
}
body.home nav.site-nav.navbar.is-scrolled {
    box-shadow: 0 8px 24px rgba(14, 26, 43, 0.08) !important;
}
body.home nav.site-nav .nav-container {
    max-width: 1280px;
}
body.home nav.site-nav .nav-links a {
    font-size: 15px;
    letter-spacing: 0.02em;
}
body.home nav.site-nav .contact-btn {
    background: transparent !important;
    color: #0e1a2b !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    padding: 0.4rem 0 !important;
    font-weight: 500 !important;
    letter-spacing: 0.04em;
    display: inline !important;
    width: auto !important;
    max-width: none !important;
    margin: 0 !important;
}
body.home nav.site-nav .contact-btn::before {
    display: none;
}

.stage {
    position: relative;
    height: calc(100vh - 74px);
    min-height: 560px;
    max-height: 920px;
    background: #06111f;
    overflow: hidden;
    color: #fff;
}
.stage-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    z-index: 0;
    pointer-events: none;
}
.stage-slide.is-active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
    pointer-events: auto;
    transition: none;
}
.stage-slide.is-leaving {
    visibility: visible;
    z-index: 2;
    pointer-events: none;
    transition: opacity 1.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.stage-slide.is-leaving.is-active {
    opacity: 1;
}
.stage-slide.is-leaving:not(.is-active) {
    opacity: 0;
}
.stage-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 520px at 78% 40%, rgba(37, 99, 235, 0.45), transparent 60%),
        radial-gradient(700px 480px at 12% 80%, rgba(14, 165, 164, 0.18), transparent 55%),
        linear-gradient(115deg, #06111f 0%, #0c2748 48%, #12315f 100%);
}
.stage-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(90deg, transparent, #000 30%, #000 70%, transparent);
}
.slide-guide .stage-bg {
    background:
        radial-gradient(680px 420px at 80% 50%, rgba(56, 132, 255, 0.35), transparent 62%),
        linear-gradient(120deg, #071422 0%, #0b2a4a 55%, #164e86 100%);
}
.slide-erp .stage-bg {
    background:
        linear-gradient(90deg, rgba(6, 16, 32, 0.94) 0%, rgba(6, 16, 32, 0.82) 46%, rgba(6, 16, 32, 0.45) 100%),
        url("../images/fuzhuang.jpg") center right / cover no-repeat,
        #0b1c30;
}
.slide-ai .stage-bg {
    background:
        radial-gradient(720px 460px at 82% 42%, rgba(45, 212, 191, 0.22), transparent 60%),
        linear-gradient(125deg, #04121c 0%, #0a2e3d 50%, #0e4a62 100%);
}
.stage-layout {
    position: relative;
    z-index: 2;
    height: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
}
.stage-copy {
    max-width: 720px;
}
.stage-kicker {
    margin: 0 0 1.2rem;
    font-size: 14px;
    letter-spacing: 0.28em;
    color: rgba(255, 255, 255, 0.72);
    font-weight: 500;
}
.stage-copy h1 {
    margin: 0;
    font-size: clamp(40px, 4.6vw, 68px);
    line-height: 1.18;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #fff;
    background: none;
    -webkit-text-fill-color: #fff;
}
.stage-lead {
    margin: 1.4rem 0 0;
    font-size: clamp(16px, 1.4vw, 20px);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.82);
    max-width: 36em;
}
.stage-values {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 2.2rem;
    list-style: none;
    margin: 2.2rem 0 0;
    padding: 0;
    font-size: clamp(20px, 2vw, 28px);
    letter-spacing: 0.18em;
    font-weight: 500;
}
.stage-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem 1.6rem;
    align-items: center;
    margin-top: 2.2rem;
}
.stage-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 148px;
    height: 46px;
    padding: 0 1.4rem;
    border: 1px solid #fff;
    color: #06111f;
    background: #fff;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.04em;
    transition: background 0.2s ease, color 0.2s ease;
}
.stage-btn:hover {
    background: transparent;
    color: #fff;
}
.stage-link {
    color: #fff;
    text-decoration: none;
    font-size: 15px;
    letter-spacing: 0.06em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.55);
    padding-bottom: 2px;
}
.stage-link:hover {
    border-bottom-color: #fff;
}
.stage-visual {
    flex: 0 0 320px;
    display: flex;
    justify-content: flex-end;
}
.stage-visual img {
    width: 280px;
    max-height: 62vh;
    object-fit: contain;
    filter: drop-shadow(0 24px 40px rgba(0, 0, 0, 0.35));
}
.slide-brand .stage-layout {
    justify-content: center;
    gap: 96px;
}
.slide-brand .stage-copy {
    flex: 0 0 auto;
    width: max-content;
    max-width: 640px;
}
.chain-board {
    flex: 0 0 auto;
    padding: 8px 0 8px 36px;
    border-left: 1px solid rgba(255, 255, 255, 0.16);
}
.chain-kicker {
    margin: 0 0 8px;
    color: rgba(255, 255, 255, 0.62);
    font-size: 13px;
    letter-spacing: 0.22em;
}
.chain-board ol {
    list-style: none;
    margin: 0;
    padding: 0;
}
.chain-board li {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 58px;
    color: #fff;
    position: relative;
}
.chain-board li::before {
    content: "";
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(255, 255, 255, 0.22);
}
.chain-board li:first-child::before {
    top: 50%;
}
.chain-board li:last-child::before {
    bottom: 50%;
}
.chain-board em {
    position: relative;
    z-index: 1;
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #0c2748;
    border: 1px solid rgba(255, 255, 255, 0.45);
    font-style: normal;
    font-size: 12px;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.86);
}
.chain-board span {
    font-size: 20px;
    letter-spacing: 0.12em;
    font-weight: 500;
}
.stage-nav {
    position: absolute;
    z-index: 3;
    left: 0;
    right: 0;
    bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
}
.stage-arrow {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: transparent;
    color: #fff;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
}
.stage-arrow:hover {
    background: rgba(255, 255, 255, 0.12);
}
.stage-dots {
    display: flex;
    gap: 8px;
}
.stage-dots button {
    width: 28px;
    height: 3px;
    padding: 0;
    border: 0;
    background: rgba(255, 255, 255, 0.35);
    cursor: pointer;
}
.stage-dots button.is-active {
    background: #fff;
}

.block {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}
.eyebrow {
    margin: 0 0 0.6rem;
    color: #1e4fd6;
    font-size: 14px;
    letter-spacing: 0.22em;
    font-weight: 500;
}
.sec-title {
    margin: 0;
    font-size: clamp(28px, 3vw, 40px);
    line-height: 1.3;
    font-weight: 700;
    color: #0e1a2b;
    letter-spacing: 0.04em;
}

.caps {
    padding: 88px 0 72px;
    background: #f5f7fa;
}
.caps-head {
    max-width: 1280px;
    margin: 0 auto 36px;
    padding: 0 2rem;
}
.caps-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    background: #fff;
    border: 1px solid #e6ebf2;
}
.cap {
    padding: 28px 20px 32px;
    border-right: 1px solid #e6ebf2;
    min-height: 220px;
}
.cap:last-child {
    border-right: 0;
}
.cap-no {
    display: block;
    margin-bottom: 18px;
    color: #1e4fd6;
    font-size: 13px;
    letter-spacing: 0.16em;
}
.cap h3 {
    margin: 0 0 14px;
    font-size: 18px;
    line-height: 1.4;
    color: #0e1a2b;
}
.cap p {
    margin: 0;
    color: #5c6b7c;
    font-size: 14px;
    line-height: 1.75;
}

.showcases {
    background: #fff;
}
.showcase {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    min-height: 420px;
    background: #0c1e33;
    color: #fff;
}
.showcase + .showcase {
    margin-top: 0;
}
.showcase-erp {
    background: #102033;
}
.showcase-ai {
    background: #071820;
}
.showcase-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 64px 72px;
}
.showcase-kicker {
    margin: 0 0 12px;
    letter-spacing: 0.2em;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.65);
}
.showcase h2 {
    margin: 0;
    font-size: clamp(32px, 3vw, 46px);
    letter-spacing: 0.06em;
    font-weight: 700;
}
.showcase p {
    margin: 16px 0 0;
    max-width: 28em;
    color: rgba(255, 255, 255, 0.78);
    font-size: 16px;
    line-height: 1.8;
}
.more {
    margin-top: 28px;
    color: #fff;
    text-decoration: none;
    letter-spacing: 0.12em;
    font-size: 15px;
    align-self: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.45);
    padding-bottom: 3px;
}
.more:hover {
    border-bottom-color: #fff;
}
.showcase-media {
    position: relative;
    min-height: 320px;
    overflow: hidden;
    background:
        radial-gradient(500px 280px at 50% 40%, rgba(37, 99, 235, 0.35), transparent 70%),
        #10283f;
}
.showcase-media img,
.showcase-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    position: absolute;
    inset: 0;
    padding: 0;
    background: #10283f;
    box-sizing: border-box;
    filter: blur(18px);
    transform: scale(1.08);
    opacity: 0.72;
    transition: filter 1.5s cubic-bezier(0.22, 1, 0.36, 1), transform 1.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 1.5s ease;
}
.showcase-media.is-sharp .showcase-photo {
    filter: blur(0);
    transform: scale(1);
    opacity: 1;
}
.showcase-ai .showcase-photo {
    object-position: left center;
    background: #071820;
}
body.home #solutions,
body.home #erp,
body.home #products,
body.home #contact {
    scroll-margin-top: 80px;
}

.lines {
    padding: 88px 0 40px;
    background: #fff;
}
.lines-head {
    max-width: 1280px;
    margin: 0 auto 28px;
    padding: 0 2rem;
}
.line-groups {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem 40px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.line-group h3 {
    margin: 0;
    padding-bottom: 14px;
    border-bottom: 2px solid #0e1a2b;
    font-size: 20px;
    letter-spacing: 0.08em;
}
.line-group ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.line-group li a {
    display: block;
    padding: 16px 0;
    border-bottom: 1px solid #e8edf3;
    text-decoration: none;
    color: inherit;
}
.line-group li a strong {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: #0e1a2b;
}
.line-group li a span {
    display: block;
    margin-top: 4px;
    color: #6b7785;
    font-size: 13px;
    line-height: 1.6;
}
.line-group li a:hover strong {
    color: #1e4fd6;
}

.contact-band {
    background: #0e1a2b;
    color: #fff;
    padding: 72px 0;
}
.contact-band .block {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}
.contact-band h2 {
    margin: 0 0 10px;
    font-size: clamp(28px, 3vw, 40px);
    letter-spacing: 0.06em;
}
.contact-band p {
    margin: 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 16px;
}
.contact-band-side {
    text-align: right;
}
.hotline {
    display: block;
    color: #fff;
    text-decoration: none;
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 700;
    letter-spacing: 0.04em;
    margin-bottom: 16px;
}
.hotline:hover {
    color: #dbe7ff;
}
.band-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 22px;
    border: 1px solid #fff;
    color: #0e1a2b;
    background: #fff;
    text-decoration: none;
    letter-spacing: 0.08em;
    font-size: 14px;
}
.band-btn:hover {
    background: transparent;
    color: #fff;
}

body.home footer.site-footer {
    background: #071018 !important;
    padding: 48px 0 28px !important;
}
body.home .footer-bar {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.1fr 1.3fr auto;
    gap: 48px;
    align-items: center;
}
body.home .footer-brand strong {
    display: block;
    color: #fff;
    font-size: 20px;
    letter-spacing: 0.12em;
    font-weight: 500;
}
body.home .footer-brand p,
body.home .footer-contact p {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.62);
    font-size: 14px;
    line-height: 1.7;
}
body.home .footer-contact a {
    color: #fff;
    text-decoration: none;
    font-size: 22px;
    letter-spacing: 0.04em;
    font-weight: 500;
}
body.home .footer-contact a:hover {
    color: #dbe7ff;
}
body.home .footer-follow {
    display: flex;
    align-items: center;
    gap: 14px;
}
body.home .footer-follow img {
    width: 88px;
    height: 88px;
    background: #fff;
    padding: 5px;
    object-fit: cover;
}
body.home .footer-follow span {
    color: rgba(255, 255, 255, 0.72);
    font-size: 14px;
    letter-spacing: 0.16em;
    writing-mode: vertical-rl;
}
body.home footer.site-footer .copyright {
    max-width: 1280px;
    margin: 36px auto 0;
    padding: 18px 2rem 0;
    text-align: left;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.45) !important;
    font-size: 13px;
}
body.home footer.site-footer .copyright p {
    margin: 0 0 4px;
}
body.home footer.site-footer .copyright a {
    color: rgba(255, 255, 255, 0.55) !important;
}

@media (max-width: 992px) {
    body.home nav.site-nav .nav-container {
        flex-wrap: nowrap !important;
        position: relative !important;
    }
    body.home nav.site-nav .slogan {
        display: none !important;
    }
    body.home nav.site-nav .menu-toggle {
        display: flex !important;
        position: absolute !important;
        right: 16px;
        top: 50%;
        transform: translateY(-50%);
        margin: 0;
        z-index: 2;
    }
    body.home nav.site-nav .menu-toggle span {
        display: block !important;
        width: 22px !important;
        height: 2px !important;
        background: #0e1a2b !important;
    }
    body.home nav.site-nav .nav-links {
        display: none !important;
    }
    body.home nav.site-nav .nav-links.open {
        display: flex !important;
    }
}
@media (max-width: 720px) {
    body.home nav.site-nav .contact-btn {
        display: none !important;
    }
}

@media (max-width: 1100px) {
    .line-groups {
        grid-template-columns: 1fr 1fr;
    }
    .caps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .cap:nth-child(3n) {
        border-right: 0;
    }
    .cap:nth-child(-n+3) {
        border-bottom: 1px solid #e6ebf2;
    }
    .showcase {
        grid-template-columns: 1fr;
    }
    .showcase-copy {
        padding: 48px 28px 28px;
    }
    .showcase-media {
        min-height: 240px;
    }
    .stage-visual,
    .chain-board {
        display: none;
    }
}
@media (max-width: 768px) {
    .stage {
        height: auto;
        min-height: 520px;
        max-height: none;
    }
    .stage-layout {
        padding: 72px 1.5rem 88px;
        align-items: flex-start;
    }
    .stage-values {
        gap: 0.3rem 1.2rem;
        letter-spacing: 0.08em;
    }
    .caps,
    .lines {
        padding: 56px 0 24px;
    }
    .caps-grid,
    .line-groups,
    body.home .footer-bar {
        grid-template-columns: 1fr;
    }
    .cap {
        border-right: 0;
        border-bottom: 1px solid #e6ebf2;
        min-height: 0;
    }
    .contact-band .block,
    .contact-band-side {
        display: block;
        text-align: left;
    }
    .hotline {
        margin-top: 18px;
    }
    .stage-arrow {
        display: none;
    }
}
@media (prefers-reduced-motion: reduce) {
    .stage-slide {
        transition: none;
    }
}