:root {
    --hw-primary: #165DFF;
    --hw-deep: #0B2254;
    --hw-ink: #172B4D;
    --hw-muted: #667085;
    --hw-line: #E6ECF5;
    --hw-soft: #F5F8FC;
    --hw-cyan: #1AA8C0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--hw-ink); background: #fff; font-family: Inter, "Microsoft YaHei", sans-serif; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-header { position: sticky; top: 0; z-index: 40; height: 72px; background: rgba(255, 255, 255, .96); border-bottom: 1px solid rgba(230,236,245,.9); backdrop-filter: blur(14px); }
.site-header__inner { width: min(1200px, calc(100% - 48px)); height: 100%; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-logo { display: flex; flex: 0 0 auto; align-items: center; }
.site-logo img { width: 188px; height: auto; }
.site-nav { display: flex; align-items: center; gap: 26px; font-size: 15px; font-weight: 500; color: #344054; }
.site-nav a { position: relative; padding: 25px 0; transition: color .2s ease; }
.site-nav a::after { position: absolute; right: 0; bottom: 18px; left: 0; height: 2px; background: var(--hw-primary); content: ""; transform: scaleX(0); transition: transform .2s ease; }
.site-nav a:hover, .site-nav a.is-active { color: var(--hw-primary); }
.site-nav a:hover::after, .site-nav a.is-active::after { transform: scaleX(1); }
.site-consult { padding: 9px 18px; border-radius: 999px; background: var(--hw-primary); color: #fff; font-size: 14px; font-weight: 600; transition: background .2s ease; }
.site-consult:hover { background: #0E4CCC; }
.site-menu-button { display: none; width: 38px; height: 38px; padding: 0; border: 0; background: transparent; color: var(--hw-ink); font-size: 22px; }
.mobile-nav { display: none; }

.hw-container { width: min(1200px, calc(100% - 48px)); margin: 0 auto; }
.hw-section { padding: 88px 0; }
.hw-section--soft { background: var(--hw-soft); }
.hw-section--deep { background: var(--hw-deep); color: #fff; }
.hw-eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--hw-primary); font-size: 13px; font-weight: 700; letter-spacing: .12em; }
.hw-eyebrow::before { width: 24px; height: 2px; background: currentColor; content: ""; }
.hw-section--deep .hw-eyebrow, .hw-hero .hw-eyebrow { color: #8EE8F4; }
.hw-title { max-width: 760px; margin: 0; color: var(--hw-ink); font-size: clamp(28px, 3.2vw, 42px); line-height: 1.25; letter-spacing: -.03em; }
.hw-section--deep .hw-title { color: #fff; }
.hw-lead { max-width: 700px; margin: 17px 0 0; color: var(--hw-muted); font-size: 17px; }
.hw-section--deep .hw-lead { color: rgba(255,255,255,.72); }

.hw-hero { position: relative; overflow: hidden; min-height: 530px; background: linear-gradient(120deg, #07193F 0%, #0B3872 58%, #116F89 100%); color: #fff; }
.hw-hero::before { position: absolute; top: -170px; right: -180px; width: 620px; height: 620px; border-radius: 50%; background: rgba(55, 216, 233, .15); content: ""; filter: blur(2px); }
.hw-hero::after { position: absolute; bottom: -180px; left: 39%; width: 440px; height: 440px; border: 1px solid rgba(142,232,244,.2); border-radius: 50%; content: ""; }
.hw-hero__inner { position: relative; z-index: 1; width: min(1200px, calc(100% - 48px)); min-height: 530px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, .95fr) minmax(380px, 1.05fr); gap: 44px; align-items: center; }
.hw-hero__copy { padding: 74px 0; }
.hw-hero__badge { display: inline-flex; padding: 5px 12px; border: 1px solid rgba(159,243,249,.48); border-radius: 999px; color: #B7F8FA; font-size: 13px; letter-spacing: .06em; }
.hw-hero h1 { max-width: 620px; margin: 20px 0 18px; font-size: clamp(36px, 4vw, 54px); line-height: 1.18; letter-spacing: -.04em; }
.hw-hero p { max-width: 570px; margin: 0; color: rgba(255,255,255,.78); font-size: 18px; }
.hw-hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hw-button { display: inline-flex; align-items: center; justify-content: center; min-width: 132px; min-height: 46px; padding: 10px 22px; border: 1px solid var(--hw-primary); border-radius: 6px; background: var(--hw-primary); color: #fff; font-size: 15px; font-weight: 600; transition: all .2s ease; }
.hw-button:hover { border-color: #0E4CCC; background: #0E4CCC; color: #fff; transform: translateY(-1px); }
.hw-button--light { border-color: rgba(255,255,255,.65); background: transparent; }
.hw-button--light:hover { border-color: #fff; background: #fff; color: var(--hw-deep); }
.hw-hero__visual { position: relative; align-self: end; height: 455px; }
.hw-hero__visual::before { position: absolute; top: 54px; right: 36px; bottom: 32px; left: 36px; border-radius: 28px; background: linear-gradient(145deg, rgba(102,226,237,.32), rgba(0,0,0,0)); content: ""; transform: rotate(-4deg); }
.hw-hero__visual img { position: absolute; right: 0; bottom: 22px; z-index: 1; width: 100%; height: 390px; object-fit: contain; object-position: center bottom; filter: drop-shadow(0 24px 28px rgba(0,0,0,.26)); }

.hw-detail-hero { position: relative; overflow: hidden; min-height: 330px; background-color: var(--hw-deep); background-position: center; background-size: cover; color: #fff; }
.hw-detail-hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,19,48,.96), rgba(4,27,70,.70), rgba(4,27,70,.35)); content: ""; }
.hw-detail-hero__inner { position: relative; z-index: 1; width: min(1200px, calc(100% - 48px)); min-height: 330px; margin: 0 auto; display: flex; flex-direction: column; justify-content: center; padding: 48px 0; }
.hw-detail-hero h1 { max-width: 660px; margin: 0; font-size: clamp(36px, 4vw, 52px); line-height: 1.2; letter-spacing: -.04em; }
.hw-detail-hero p { max-width: 650px; margin: 16px 0 0; color: rgba(255,255,255,.82); font-size: 18px; }

.hw-subnav { overflow-x: auto; border-bottom: 1px solid var(--hw-line); background: #fff; white-space: nowrap; }
.hw-subnav__inner { width: min(1200px, calc(100% - 48px)); margin: 0 auto; display: flex; gap: 28px; }
.hw-subnav a { padding: 17px 0; color: var(--hw-muted); font-size: 14px; transition: color .2s ease; }
.hw-subnav a:hover, .hw-subnav a.is-current { color: var(--hw-primary); font-weight: 600; }

.hw-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 38px; }
.hw-solution-card { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--hw-line); border-radius: 12px; background: #fff; box-shadow: 0 8px 24px rgba(16, 24, 40, .045); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
.hw-solution-card:hover { border-color: rgba(22,93,255,.3); box-shadow: 0 18px 36px rgba(16,24,40,.12); transform: translateY(-6px); }
.hw-solution-card__image { position: relative; display: block; flex: none; width: 100%; aspect-ratio: 16 / 9; overflow: hidden; background: #E8EFFA; }
.hw-solution-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.hw-solution-card__caption { position: absolute; right: 12px; bottom: 12px; padding: 3px 8px; border-radius: 4px; background: rgba(7,25,63,.72); color: #fff; font-size: 11px; }
.hw-solution-card:hover img { transform: scale(1.05); }
.hw-solution-card__body { display: flex; flex: 1; flex-direction: column; padding: 23px 24px 24px; }
.hw-solution-card h3 { margin: 0; color: var(--hw-ink); font-size: 22px; font-weight: 700; line-height: 1.35; }
.hw-solution-card p { margin: 12px 0 18px; color: var(--hw-muted); font-size: 15px; line-height: 1.8; }
.hw-solution-card__tags { display: flex; flex-wrap: wrap; gap: 7px; margin: auto 0 20px; padding: 0; list-style: none; }
.hw-solution-card__tags li { padding: 4px 9px; border-radius: 4px; background: #EEF4FF; color: #2859A1; font-size: 12px; line-height: 1.5; }
.hw-solution-card .hw-card-link { display: flex; align-items: center; justify-content: space-between; min-height: 44px; padding-top: 13px; border-top: 1px solid var(--hw-line); }
.hw-solution-card a:focus-visible { outline: 3px solid var(--hw-primary); outline-offset: -3px; }
.hw-card-link { color: var(--hw-primary); font-size: 15px; font-weight: 600; }
.hw-card-link:hover { color: #0E4CCC; }

.hw-architecture { margin-top: 36px; padding: 38px; border-radius: 14px; background: linear-gradient(135deg, #0A2458, #104B83); }
.hw-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.hw-flow__item { position: relative; min-height: 118px; padding: 23px 20px; border: 1px solid rgba(255,255,255,.19); border-radius: 8px; background: rgba(255,255,255,.08); color: #fff; font-size: 16px; }
.hw-flow__item:not(:last-child)::after { position: absolute; top: 50%; right: -17px; z-index: 1; color: #92ECF4; content: "→"; font-size: 22px; transform: translateY(-50%); }
.hw-flow--detail { grid-template-columns: repeat(3, 1fr); margin-top: 18px; padding: 0; background: transparent; }
.hw-flow--detail .hw-flow__item { min-height: 132px; border-color: var(--hw-line); background: var(--hw-soft); color: var(--hw-ink); }
.hw-flow--detail .hw-flow__item:not(:last-child)::after { color: var(--hw-primary); }

.hw-capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 36px; }
.hw-capability { padding: 23px 20px; border: 1px solid var(--hw-line); border-radius: 9px; background: #fff; color: var(--hw-ink); font-weight: 600; }
.hw-capability::before { display: block; width: 8px; height: 8px; margin-bottom: 15px; border-radius: 50%; background: var(--hw-primary); content: ""; box-shadow: 0 0 0 5px rgba(22,93,255,.1); }
.hw-platform-image { width: 100%; max-height: 480px; margin-top: 36px; border: 1px solid var(--hw-line); border-radius: 12px; object-fit: cover; }

.hw-industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 36px; }
.hw-industry-card { padding: 23px; border: 1px solid var(--hw-line); border-radius: 9px; background: #fff; }
.hw-industry-card h3 { margin: 0; font-size: 18px; line-height: 1.4; }
.hw-industry-card p { margin: 9px 0 0; color: var(--hw-muted); font-size: 14px; }

.hw-delivery-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-top: 36px; counter-reset: delivery; }
.hw-delivery { padding: 21px 16px; border-top: 3px solid var(--hw-primary); border-radius: 6px; background: #fff; color: var(--hw-ink); font-weight: 600; counter-increment: delivery; }
.hw-delivery::before { display: block; margin-bottom: 10px; color: var(--hw-primary); content: "0" counter(delivery); font-size: 21px; font-weight: 700; }

.hw-case-highlight { margin-top: 38px; padding: 42px; border-radius: 14px; background: linear-gradient(126deg, #0B2C68, #1A9AB3); color: #fff; }
.hw-case-highlight h2 { margin: 6px 0 12px; font-size: clamp(25px, 3vw, 34px); line-height: 1.3; }
.hw-case-highlight p { max-width: 850px; margin: 0; color: rgba(255,255,255,.82); }

.hw-detail-main { padding: 62px 0 84px; }
.hw-content-section { margin-bottom: 58px; }
.hw-content-section > p:not(.hw-eyebrow) { max-width: 920px; margin: 0; color: #526174; font-size: 16px; }
.hw-content-heading { margin: 0 0 18px; padding-left: 14px; border-left: 4px solid var(--hw-primary); color: var(--hw-ink); font-size: clamp(25px, 3vw, 32px); line-height: 1.35; }
.hw-pain-grid, .hw-feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 20px; }
.hw-pain-card, .hw-feature-card { min-height: 148px; padding: 23px 22px; border: 1px solid var(--hw-line); border-radius: 9px; background: var(--hw-soft); }
.hw-feature-card { background: #fff; box-shadow: 0 6px 20px rgba(16,24,40,.035); }
.hw-pain-card h3, .hw-feature-card h3 { margin: 0; font-size: 18px; line-height: 1.4; }
.hw-pain-card p, .hw-feature-card p { margin: 9px 0 0; color: var(--hw-muted); font-size: 14px; line-height: 1.7; }
.hw-content-image { width: 100%; max-height: 520px; margin-top: 23px; border-radius: 10px; object-fit: cover; }
.hw-article-figure { max-width: 1000px; margin: 26px auto 0; overflow: hidden; border: 1px solid var(--hw-line); border-radius: 10px; background: #fff; }
.hw-article-figure--compact { max-width: 800px; }
.hw-article-figure > a { display: block; }
.hw-article-figure > a:focus-visible { outline: 3px solid var(--hw-primary); outline-offset: -3px; }
.hw-article-figure img { width: 100%; height: auto; }
.hw-article-figure figcaption { padding: 16px 20px; border-top: 1px solid var(--hw-line); color: var(--hw-muted); font-size: 14px; line-height: 1.7; }
.hw-article-figure figcaption strong { display: block; margin-bottom: 4px; color: var(--hw-ink); font-size: 17px; }
.hw-equipment-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; margin: 24px 0; }
.hw-equipment-gallery .hw-article-figure { width: 100%; margin: 0; }
.hw-equipment-gallery img { aspect-ratio: 4 / 3; object-fit: contain; }
.hw-transport-section { padding-top: 40px; border-top: 1px solid var(--hw-line); scroll-margin-top: 100px; }
.hw-transport-block { margin-top: 36px; }
.hw-transport-block > h3 { margin: 0 0 12px; color: var(--hw-ink); font-size: 22px; line-height: 1.4; }
.hw-transport-block > p { max-width: 920px; margin: 0; color: #526174; font-size: 16px; }
.hw-transport-gallery { max-width: 960px; margin: 24px auto; align-items: start; }
.hw-transport-gallery img { aspect-ratio: auto; }
.hw-case { margin-top: 22px; padding: 27px 28px; border-left: 4px solid var(--hw-primary); border-radius: 0 8px 8px 0; background: var(--hw-soft); }
.hw-case h3 { margin: 0 0 7px; font-size: 19px; }
.hw-case p { margin: 0; color: #526174; }
.hw-config-table { overflow-x: auto; margin-top: 20px; border: 1px solid var(--hw-line); border-radius: 9px; }
.hw-config-table table { width: 100%; min-width: 700px; border-collapse: collapse; text-align: left; }
.hw-config-table th, .hw-config-table td { padding: 14px 18px; border-bottom: 1px solid var(--hw-line); vertical-align: top; }
.hw-config-table th { background: #EDF4FF; color: var(--hw-ink); font-size: 15px; }
.hw-config-table td { color: #526174; font-size: 14px; }
.hw-config-table tr:last-child td { border-bottom: 0; }

.hw-contact { padding: 66px 0; background: var(--hw-deep); color: #fff; text-align: center; }
.hw-contact h2 { margin: 0; font-size: clamp(27px, 3vw, 38px); line-height: 1.28; }
.hw-contact p { margin: 14px auto 25px; color: rgba(255,255,255,.73); }
.hw-contact .hw-button { border-color: #fff; background: #fff; color: var(--hw-deep); }
.hw-contact .hw-button:hover { background: #DCEBFF; }

.site-footer { padding: 52px 0 24px; background: #263448; color: #fff; }
.site-footer__grid { width: min(1200px, calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; }
.site-footer h3 { margin: 0 0 16px; font-size: 17px; }
.site-footer p, .site-footer li { color: #B9C2D0; font-size: 14px; }
.site-footer p { max-width: 320px; margin: 0; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li + li { margin-top: 8px; }
.site-footer a:hover { color: #fff; }
.site-footer__bottom { width: min(1200px, calc(100% - 48px)); margin: 34px auto 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.13); color: #9FAAB9; font-size: 13px; }

@media (max-width: 1100px) {
    .site-nav { gap: 18px; font-size: 14px; }
    .site-consult { display: none; }
    .hw-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hw-delivery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
    .site-header { height: 62px; }
    .site-header__inner, .hw-container, .hw-hero__inner, .hw-detail-hero__inner, .hw-subnav__inner, .site-footer__grid, .site-footer__bottom { width: min(100% - 36px, 1200px); }
    .site-logo img { width: 155px; }
    .site-nav { display: none; }
    .site-menu-button { display: block; }
    .mobile-nav { position: absolute; top: 62px; right: 0; left: 0; z-index: 35; display: grid; gap: 2px; max-height: 0; overflow: hidden; padding: 0 18px; background: #fff; border-bottom: 1px solid transparent; box-shadow: 0 12px 18px rgba(16,24,40,0); transition: max-height .25s ease, padding .25s ease, box-shadow .25s ease; }
    .mobile-nav.is-open { max-height: 420px; padding-top: 12px; padding-bottom: 16px; border-color: var(--hw-line); box-shadow: 0 12px 18px rgba(16,24,40,.09); }
    .mobile-nav a { padding: 10px 12px; border-radius: 6px; color: #344054; font-size: 15px; }
    .mobile-nav a:hover, .mobile-nav a.is-active { background: #EEF4FF; color: var(--hw-primary); }
    .hw-hero { min-height: auto; }
    .hw-hero__inner { min-height: 0; grid-template-columns: 1fr; gap: 0; }
    .hw-hero__copy { padding: 58px 0 22px; }
    .hw-hero h1 { font-size: clamp(34px, 9vw, 46px); }
    .hw-hero p, .hw-detail-hero p { font-size: 16px; }
    .hw-hero__visual { height: 270px; }
    .hw-hero__visual img { height: 250px; }
    .hw-detail-hero, .hw-detail-hero__inner { min-height: 265px; }
    .hw-detail-hero h1 { font-size: 36px; }
    .hw-section { padding: 62px 0; }
    .hw-industry-grid, .hw-pain-grid, .hw-feature-grid { grid-template-columns: 1fr; }
    .hw-equipment-gallery { grid-template-columns: 1fr; }
    .hw-flow, .hw-flow--detail { grid-template-columns: 1fr; gap: 18px; }
    .hw-flow__item { min-height: auto; }
    .hw-flow__item:not(:last-child)::after { top: auto; right: auto; bottom: -22px; left: 50%; content: "↓"; transform: translateX(-50%); }
    .hw-architecture { padding: 25px; }
    .hw-capability-grid { grid-template-columns: repeat(2, 1fr); }
    .hw-delivery-grid { grid-template-columns: repeat(2, 1fr); }
    .hw-case-highlight { padding: 30px 25px; }
    .hw-detail-main { padding: 45px 0 58px; }
    .hw-content-section { margin-bottom: 44px; }
    .site-footer__grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 620px) {
    .hw-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .hw-capability-grid { grid-template-columns: 1fr; }
    .hw-hero__actions { display: grid; grid-template-columns: 1fr; }
    .hw-button { width: 100%; }
    .hw-case { padding: 21px; }
    .hw-config-table { margin-right: -18px; margin-left: -18px; border-radius: 0; }
}