:root {
    --cs-blue: #2879f5;
    --cs-blue-dark: #0c2e70;
    --cs-navy: #071a43;
    --cs-ink: #12213d;
    --cs-muted: #71809a;
    --cs-line: #dfe8f5;
    --cs-soft: #f2f7ff;
    --cs-green: #36d9a0;
    --cs-orange: #ff9f2e;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.wx-case-center-page { min-width: 0; margin: 0; color: var(--cs-ink); background: #fff; font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; }
.wx-case-center-page a { text-decoration: none; }
.wx-case-center-page img { display: block; max-width: 100%; }
.cs-container { width: min(1280px, calc(100% - 48px)); margin: 0 auto; }

/* Navigation appearance comes from the shared site-navigation stylesheet. */
.cs-nav-toggle { display: none; }

.cs-hero { position: relative; min-height: 690px; overflow: hidden; padding: 86px 0 0; color: #fff; background: radial-gradient(circle at 78% 10%, rgba(64, 157, 255, .58), transparent 31%), linear-gradient(118deg, #071a43 0%, #0b3e9b 47%, #1978f2 100%); }
.cs-hero::before { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to right, transparent, #000 48%, #000); }
.cs-hero::after { content: ""; position: absolute; right: -8%; bottom: -36%; width: 760px; height: 760px; border: 1px solid rgba(255,255,255,.17); border-radius: 50%; box-shadow: 0 0 0 92px rgba(255,255,255,.025), 0 0 0 184px rgba(255,255,255,.02); }
.cs-hero-orbit { position: absolute; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; }
.cs-hero-orbit--one { top: -420px; left: -380px; width: 920px; height: 920px; }
.cs-hero-orbit--two { top: -210px; left: -170px; width: 520px; height: 520px; }
.cs-hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, .95fr) minmax(520px, 1.05fr); gap: 86px; align-items: center; }
.cs-hero-copy { padding-bottom: 74px; }
.cs-eyebrow { display: inline-flex; align-items: center; gap: 13px; margin-bottom: 26px; color: #b9d8ff; font-size: 14px; font-weight: 700; letter-spacing: .18em; }
.cs-eyebrow i { width: 34px; height: 3px; border-radius: 2px; background: var(--cs-orange); }
.cs-hero h1 { margin: 0; font-size: clamp(48px, 4.3vw, 72px); line-height: 1.16; letter-spacing: -.045em; }
.cs-hero h1 em { color: #75d8ff; font-style: normal; font-weight: 700; }
.cs-hero-copy > p { max-width: 650px; margin: 30px 0 0; color: rgba(255,255,255,.76); font-size: 18px; line-height: 1.9; }
.cs-hero-actions { display: flex; gap: 14px; margin-top: 34px; }
.cs-button { display: inline-flex; min-width: 168px; height: 52px; align-items: center; justify-content: center; gap: 24px; padding: 0 25px; border-radius: 8px; font-size: 16px; font-weight: 700; transition: transform .22s ease, box-shadow .22s ease, background .22s ease; }
.cs-button:hover { transform: translateY(-2px); }
.cs-button--light { color: #0b55c2; background: #fff; box-shadow: 0 14px 34px rgba(4, 20, 55, .18); }
.cs-button--light:hover { box-shadow: 0 18px 40px rgba(4, 20, 55, .28); }
.cs-button--line { border: 1px solid rgba(255,255,255,.5); color: #fff; background: rgba(255,255,255,.06); }
.cs-button--line:hover { background: rgba(255,255,255,.14); }

.cs-command { position: relative; min-height: 430px; padding: 28px; overflow: hidden; border: 1px solid rgba(255,255,255,.22); border-radius: 26px; background: rgba(5, 34, 87, .42); box-shadow: 0 34px 70px rgba(0, 22, 64, .26); backdrop-filter: blur(12px); }
.cs-command::after { content: "CASE"; position: absolute; right: -10px; bottom: -48px; color: rgba(255,255,255,.035); font-size: 150px; font-weight: 900; letter-spacing: -.08em; }
.cs-command-top { position: relative; z-index: 1; display: flex; align-items: flex-start; justify-content: space-between; }
.cs-command-top div { display: flex; flex-direction: column; gap: 7px; }
.cs-command-top span { color: #81b8ff; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.cs-command-top strong { font-size: 25px; }
.cs-command-top > i { display: flex; align-items: center; gap: 8px; color: #b9d8ff; font-size: 13px; font-style: normal; }
.cs-command-top > i b { width: 8px; height: 8px; border-radius: 50%; background: var(--cs-green); box-shadow: 0 0 0 6px rgba(54,217,160,.12); }
.cs-command-main { position: relative; z-index: 1; display: grid; grid-template-columns: 176px 1fr; gap: 18px; margin-top: 26px; }
.cs-command-score { display: flex; min-height: 250px; flex-direction: column; justify-content: center; padding: 24px; border-radius: 18px; color: var(--cs-ink); background: linear-gradient(160deg, #fff, #dcecff); }
.cs-command-score small { color: #6f82a0; font-size: 14px; }
.cs-command-score strong { margin: 5px 0 -2px; color: var(--cs-blue); font-size: 82px; line-height: 1; }
.cs-command-score span { color: #3f5476; font-size: 14px; font-weight: 700; }
.cs-flow-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.cs-flow-list div { display: flex; min-width: 0; min-height: 119px; flex-direction: column; justify-content: center; padding: 18px; border: 1px solid rgba(255,255,255,.14); border-radius: 16px; background: rgba(255,255,255,.08); }
.cs-flow-list i { display: inline-flex; width: 30px; height: 25px; align-items: center; justify-content: center; margin-bottom: 11px; border-radius: 6px; color: #a8d0ff; background: rgba(255,255,255,.1); font-size: 11px; font-style: normal; font-weight: 800; }
.cs-flow-list span { font-size: 17px; font-weight: 700; }
.cs-flow-list b { margin-top: 5px; color: #91afe0; font-size: 12px; font-weight: 400; }
.cs-command-bottom { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; margin-top: 18px; padding: 0 7px; color: #aac8f7; font-size: 12px; }
.cs-command-bottom i { flex: 1; height: 1px; margin: 0 10px; background: linear-gradient(90deg, rgba(126,185,255,.15), rgba(126,185,255,.65)); }
.cs-hero-proof { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, 1fr); min-height: 116px; margin-top: 54px; border-top: 1px solid rgba(255,255,255,.18); }
.cs-hero-proof > div { display: flex; flex-direction: column; justify-content: center; padding: 0 34px; border-right: 1px solid rgba(255,255,255,.16); }
.cs-hero-proof > div:first-child { padding-left: 0; }
.cs-hero-proof > div:last-child { border-right: 0; }
.cs-hero-proof strong { font-size: 28px; }
.cs-hero-proof sup { color: #70e3bc; font-size: .55em; }
.cs-hero-proof span { margin-top: 7px; color: rgba(255,255,255,.62); font-size: 13px; }

.cs-section { padding: 104px 0; }
.cs-section-heading { max-width: 720px; margin: 0 auto 54px; text-align: center; }
.cs-section-heading > span { color: var(--cs-blue); font-size: 13px; font-weight: 800; letter-spacing: .24em; }
.cs-section-heading h2 { margin: 14px 0 14px; color: var(--cs-ink); font-size: clamp(34px, 3vw, 48px); line-height: 1.3; letter-spacing: -.035em; }
.cs-section-heading p { margin: 0; color: var(--cs-muted); font-size: 16px; line-height: 1.8; }
.cs-section-heading--left { max-width: none; margin: 0; text-align: left; }
.cs-intro { padding: 92px 0; background: #fff; }
.cs-intro-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 130px; align-items: end; }
.cs-intro-copy { padding-left: 48px; border-left: 1px solid var(--cs-line); }
.cs-intro-copy > p { margin: 0; color: #667793; font-size: 18px; line-height: 2; }
.cs-intro-links { display: flex; gap: 42px; margin-top: 26px; }
.cs-intro-links a { color: var(--cs-blue); font-size: 15px; font-weight: 700; }
.cs-intro-links b { margin-left: 8px; }

.cs-featured { background: var(--cs-soft); }
.cs-story-list { display: grid; gap: 36px; }
.cs-story { display: grid; min-height: 470px; grid-template-columns: 1.08fr .92fr; overflow: hidden; border: 1px solid #dfe9f7; border-radius: 24px; background: #fff; box-shadow: 0 26px 60px rgba(26, 68, 132, .09); }
.cs-story--reverse { grid-template-columns: .92fr 1.08fr; }
.cs-story--reverse .cs-story-image { order: 2; }
.cs-story-image { position: relative; min-height: 470px; overflow: hidden; background: #dce9f8; }
.cs-story-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(3,20,47,.34), transparent 52%); }
.cs-story-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cs-story:hover .cs-story-image img { transform: scale(1.035); }
.cs-story-image > span { position: absolute; right: 28px; bottom: 26px; z-index: 2; padding: 10px 15px; border: 1px solid rgba(255,255,255,.45); border-radius: 999px; color: #fff; background: rgba(5,27,63,.54); font-size: 13px; backdrop-filter: blur(10px); }
.cs-story-content { display: flex; flex-direction: column; justify-content: center; padding: 52px 56px; }
.cs-story-no { display: flex; align-items: center; color: var(--cs-blue); font-size: 12px; font-weight: 800; letter-spacing: .15em; }
.cs-story-no i { width: 48px; height: 1px; margin: 0 14px; background: #b8cef0; }
.cs-story-no small { color: #8a98af; font-size: 12px; font-weight: 500; letter-spacing: .04em; }
.cs-story h3 { margin: 22px 0 17px; color: #132752; font-size: 30px; line-height: 1.45; }
.cs-story-content > p { margin: 0; color: #6c7c96; font-size: 15px; line-height: 1.9; }
.cs-story-result { display: flex; gap: 0; margin-top: 25px; }
.cs-story-result div { min-width: 125px; padding-right: 28px; }
.cs-story-result div + div { padding-left: 28px; border-left: 1px solid var(--cs-line); }
.cs-story-result strong { display: block; color: var(--cs-blue); font-size: 26px; }
.cs-story-result sup { font-size: .55em; }
.cs-story-result span { display: block; margin-top: 3px; color: #8b99ae; font-size: 12px; }
.cs-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.cs-tags span { padding: 7px 12px; border-radius: 5px; color: #4d678e; background: #edf4ff; font-size: 12px; }
.cs-text-link { align-self: flex-start; margin-top: 27px; color: #173e82; font-size: 15px; font-weight: 700; }
.cs-text-link b { display: inline-block; margin-left: 10px; color: var(--cs-blue); transition: transform .2s ease; }
.cs-text-link:hover b { transform: translateX(5px); }

.cs-scenes { position: relative; overflow: hidden; background: linear-gradient(135deg, #071a43, #0d3885); }
.cs-scenes::before { content: ""; position: absolute; top: -300px; right: -260px; width: 680px; height: 680px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; box-shadow: 0 0 0 100px rgba(255,255,255,.018), 0 0 0 200px rgba(255,255,255,.012); }
.cs-section-heading--light { position: relative; z-index: 1; }
.cs-section-heading--light h2 { color: #fff; }
.cs-section-heading--light p { color: #91a8cf; }
.cs-section-heading--light > span { color: #70aaff; }
.cs-scene-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.16); border-bottom: 1px solid rgba(255,255,255,.16); }
.cs-scene { position: relative; min-height: 330px; padding: 42px 34px 36px; border-right: 1px solid rgba(255,255,255,.16); transition: background .25s ease, transform .25s ease; }
.cs-scene:last-child { border-right: 0; }
.cs-scene:hover { background: rgba(42,121,245,.17); transform: translateY(-6px); }
.cs-scene > b { position: absolute; top: 22px; right: 26px; color: rgba(255,255,255,.2); font-size: 13px; }
.cs-scene > i { color: #64a5ff; font-size: 42px; }
.cs-scene h3 { margin: 44px 0 13px; color: #fff; font-size: 23px; }
.cs-scene p { min-height: 82px; margin: 0; color: #9eb3d6; font-size: 14px; line-height: 1.85; }
.cs-scene > span { display: block; margin-top: 32px; color: #587fb8; font-size: 10px; font-weight: 800; letter-spacing: .14em; }

.cs-partners { background: #fff; }
.cs-partner-head { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: end; margin-bottom: 48px; }
.cs-partner-badge { display: flex; align-items: center; gap: 18px; padding-left: 30px; border-left: 1px solid var(--cs-line); }
.cs-partner-badge strong { color: var(--cs-blue); font-size: 48px; line-height: 1; }
.cs-partner-badge sup { font-size: .5em; }
.cs-partner-badge span { color: #8190a6; font-size: 12px; line-height: 1.7; }
.cs-logo-wall { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--cs-line); border-left: 1px solid var(--cs-line); }
.cs-logo-wall > div { display: flex; min-height: 126px; align-items: center; justify-content: center; padding: 16px; border-right: 1px solid var(--cs-line); border-bottom: 1px solid var(--cs-line); background: #fff; transition: background .2s ease, transform .2s ease, box-shadow .2s ease; }
.cs-logo-wall > div:hover { position: relative; z-index: 2; background: #f7faff; box-shadow: 0 14px 34px rgba(29,67,125,.11); transform: translateY(-3px); }
.cs-logo-wall img { width: 100%; max-width: 190px; max-height: 78px; object-fit: contain; }
.cs-more-customers { display: flex; width: max-content; margin: 38px auto 0; align-items: center; gap: 16px; color: var(--cs-blue); font-size: 15px; font-weight: 700; }

.cs-cta { padding: 0 0 104px; background: #fff; }
.cs-cta-card { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: end; overflow: hidden; padding: 68px 74px; border-radius: 24px; color: #fff; background: linear-gradient(120deg, #0c2f72, #176ee4); box-shadow: 0 28px 70px rgba(20, 76, 160, .22); }
.cs-cta-card::after { content: ""; position: absolute; right: -110px; bottom: -220px; width: 480px; height: 480px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255,255,255,.03); }
.cs-cta-card > div { position: relative; z-index: 1; }
.cs-cta-card > div:first-child > span { color: #7cb5ff; font-size: 12px; font-weight: 800; letter-spacing: .16em; }
.cs-cta h2 { margin: 14px 0 0; font-size: 38px; line-height: 1.35; }
.cs-cta-card p { margin: 0; color: #bad2f5; font-size: 15px; line-height: 1.9; }
.cs-cta-card .cs-hero-actions { margin-top: 25px; }

[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .65s ease, transform .65s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1180px) {
    .cs-hero-grid { grid-template-columns: 1fr 500px; gap: 45px; }
    .cs-story-content { padding: 42px; }
}

@media (max-width: 980px) {
    .cs-container { width: min(100% - 36px, 760px); }
    .wx-case-center-page #nav .pull-left { position: relative; z-index: 3; }
    .cs-nav-toggle { position: relative; z-index: 3; display: block; flex: 0 0 44px; width: 44px; height: 44px; margin: 0 0 0 auto; border: 0; border-radius: 10px; background: #edf4ff; cursor: pointer; }
    .cs-nav-toggle::before, .cs-nav-toggle::after, .cs-nav-toggle span { content: ""; position: absolute; left: 12px; width: 20px; height: 2px; background: var(--cs-blue); transition: transform .2s ease, opacity .2s ease, top .2s ease; }
    .cs-nav-toggle::before { top: 15px; }
    .cs-nav-toggle span { top: 21px; }
    .cs-nav-toggle::after { top: 27px; }
    .cs-nav-toggle[aria-expanded="true"]::before { top: 21px; transform: rotate(45deg); }
    .cs-nav-toggle[aria-expanded="true"] span { opacity: 0; }
    .cs-nav-toggle[aria-expanded="true"]::after { top: 21px; transform: rotate(-45deg); }
    .wx-case-center-page #nav .pull-right { position: fixed; top: var(--wx-nav-height); right: 0; left: 0; display: none; height: auto; max-height: calc(100vh - var(--wx-nav-height)); overflow-y: auto; padding: 16px 20px 24px; background: #fff; box-shadow: 0 22px 45px rgba(17,44,91,.16); white-space: normal; }
    .wx-case-center-page #nav.cs-menu-open .pull-right { display: block; }
    .wx-case-center-page #nav .pull-right > .item { display: block; width: 100%; height: auto; min-height: 48px; margin: 0; padding: 14px 6px; border-bottom: 1px solid #edf2f9; color: #26364f; line-height: 20px; }
    .wx-case-center-page #nav .pull-right > .item::after { display: none; }
    .wx-case-center-page #nav .demoCenter { display: inline-flex; margin: 16px 8px 0 0 !important; }
    .wx-case-center-page #nav .wx-product-mega, .wx-case-center-page #nav .wx-function-mega, .wx-case-center-page #nav .wx-content-mega { display: none !important; }
    .cs-hero { padding-top: 70px; }
    .cs-hero-grid { grid-template-columns: 1fr; }
    .cs-hero-copy { max-width: 680px; padding-bottom: 10px; }
    .cs-command { max-width: 680px; }
    .cs-hero-proof { grid-template-columns: 1fr 1fr; margin-top: 44px; }
    .cs-hero-proof > div { min-height: 100px; border-bottom: 1px solid rgba(255,255,255,.16); }
    .cs-intro-grid { grid-template-columns: 1fr; gap: 34px; }
    .cs-intro-copy { padding: 28px 0 0; border-top: 1px solid var(--cs-line); border-left: 0; }
    .cs-story, .cs-story--reverse { grid-template-columns: 1fr; }
    .cs-story--reverse .cs-story-image { order: 0; }
    .cs-story-image { min-height: 360px; }
    .cs-scene-grid { grid-template-columns: 1fr 1fr; }
    .cs-scene:nth-child(2) { border-right: 0; }
    .cs-scene:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.16); }
    .cs-logo-wall { grid-template-columns: repeat(4, 1fr); }
    .cs-cta-card { grid-template-columns: 1fr; gap: 28px; padding: 54px; }
}

@media (max-width: 640px) {
    .cs-container { width: calc(100% - 28px); }
    .cs-hero { min-height: 0; padding: 62px 0 0; }
    .cs-eyebrow { font-size: 11px; letter-spacing: .11em; }
    .cs-hero h1 { font-size: 41px; }
    .cs-hero-copy > p { font-size: 15px; line-height: 1.8; }
    .cs-hero-actions { flex-direction: column; }
    .cs-button { width: 100%; }
    .cs-command { min-height: 0; padding: 20px; border-radius: 18px; }
    .cs-command-top strong { font-size: 21px; }
    .cs-command-top > i { display: none; }
    .cs-command-main { grid-template-columns: 1fr; }
    .cs-command-score { min-height: 130px; }
    .cs-command-score strong { font-size: 58px; }
    .cs-flow-list { grid-template-columns: 1fr 1fr; }
    .cs-flow-list div { min-height: 108px; padding: 14px; }
    .cs-command-bottom { display: none; }
    .cs-hero-proof { grid-template-columns: 1fr 1fr; }
    .cs-hero-proof > div { min-height: 91px; padding: 0 15px; }
    .cs-hero-proof > div:first-child { padding-left: 15px; }
    .cs-hero-proof strong { font-size: 21px; }
    .cs-section { padding: 72px 0; }
    .cs-section-heading { margin-bottom: 36px; }
    .cs-section-heading h2 { font-size: 32px; }
    .cs-intro { padding: 68px 0; }
    .cs-intro-copy > p { font-size: 16px; }
    .cs-story-image { min-height: 260px; }
    .cs-story-content { padding: 34px 25px; }
    .cs-story h3 { font-size: 25px; }
    .cs-story-result div { min-width: 0; flex: 1; padding-right: 18px; }
    .cs-story-result div + div { padding-left: 18px; }
    .cs-scene-grid { grid-template-columns: 1fr; }
    .cs-scene, .cs-scene:nth-child(2) { min-height: 265px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.16); }
    .cs-scene:last-child { border-bottom: 0; }
    .cs-partner-head { grid-template-columns: 1fr; gap: 25px; }
    .cs-partner-badge { padding: 20px 0 0; border-top: 1px solid var(--cs-line); border-left: 0; }
    .cs-logo-wall { grid-template-columns: repeat(2, 1fr); }
    .cs-logo-wall > div { min-height: 100px; }
    .cs-cta { padding-bottom: 72px; }
    .cs-cta-card { padding: 42px 26px; }
    .cs-cta h2 { font-size: 30px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    [data-reveal] { opacity: 1; transform: none; transition: none; }
    .cs-story-image img, .cs-button, .cs-scene { transition: none; }
}