:root {
    --cc-blue: #2b79f6;
    --cc-blue-dark: #1559d6;
    --cc-navy: #102955;
    --cc-ink: #14213d;
    --cc-muted: #6f7f98;
    --cc-line: #dce8f8;
    --cc-soft: #f4f8ff;
    --cc-orange: #ff9d2d;
    --cc-shadow: 0 24px 70px rgba(27, 78, 155, .13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.wx-case-customer-page { min-width: 320px; overflow-x: clip; background: #fff; color: var(--cc-ink); font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; }
.wx-case-customer-page a { text-decoration: none; }
.cc-container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.cc-nav-toggle { display: none; }

/* Header */
.wx-case-customer-page #nav { position: sticky; top: 0; z-index: 1100; }
.wx-case-customer-page #nav .pull-right > a.item[href="/case/"],
.wx-case-customer-page #nav .pull-right > a.item[href="/case/t1/"] { position: relative; color: #fff; }
.wx-case-customer-page #nav .pull-right > a.item[href="/case/"]::after,
.wx-case-customer-page #nav .pull-right > a.item[href="/case/t1/"]::after { content: ""; position: absolute; right: 0; bottom: 16px; left: 0; height: 3px; border-radius: 3px; background: #fff; }
.wx-case-customer-page #nav.cc-nav-scrolled { background: rgba(255, 255, 255, .97) !important; box-shadow: 0 10px 32px rgba(19, 54, 111, .10); backdrop-filter: blur(14px); }
.wx-case-customer-page #nav.cc-nav-scrolled .pull-left img { filter: none; }
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right > a.item { color: #26364f !important; }
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right > a.item[href="/case/"],
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right > a.item[href="/case/t1/"] { color: var(--cc-blue) !important; }
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right > a.item[href="/case/"]::after,
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right > a.item[href="/case/t1/"]::after { background: var(--cc-blue); }
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right .demoCenter.download { border-color: #c8dcfa; background: #edf5ff; }
.wx-case-customer-page #nav.cc-nav-scrolled .pull-right .demoCenter.download a { color: var(--cc-blue) !important; }

/* Hero */
.cc-hero { position: relative; overflow: hidden; padding: 94px 0 86px; color: #fff; background: linear-gradient(124deg, #1765e5 0%, #2b7cf5 54%, #31a8f4 100%); }
.cc-hero::before { content: ""; position: absolute; width: 620px; height: 620px; top: -330px; right: -90px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; box-shadow: 0 0 0 72px rgba(255,255,255,.025), 0 0 0 144px rgba(255,255,255,.02); }
.cc-hero::after { content: ""; position: absolute; right: -8%; bottom: -96px; left: -8%; height: 160px; background: #fff; border-radius: 50% 50% 0 0 / 64% 64% 0 0; }
.cc-hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.03fr) minmax(460px, .97fr); gap: 76px; align-items: center; }
.cc-eyebrow { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 22px; color: rgba(255,255,255,.84); font-size: 14px; font-weight: 700; letter-spacing: .18em; }
.cc-eyebrow::before { content: ""; width: 34px; height: 3px; border-radius: 3px; background: var(--cc-orange); }
.cc-hero h1 { margin: 0 0 22px; color: #fff; font-size: clamp(42px, 4vw, 64px); line-height: 1.16; letter-spacing: -.035em; font-weight: 800; }
.cc-hero h1 span { display: block; color: #dff2ff; }
.cc-hero-copy > p { max-width: 620px; margin: 0; color: rgba(255,255,255,.82); font-size: 18px; line-height: 1.9; }
.cc-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.cc-btn { display: inline-flex; min-width: 152px; height: 50px; align-items: center; justify-content: center; padding: 0 24px; border: 1px solid rgba(255,255,255,.45); border-radius: 10px; color: #fff; font-size: 16px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.cc-btn:hover { transform: translateY(-2px); }
.cc-btn--primary { border-color: var(--cc-orange); background: var(--cc-orange); box-shadow: 0 16px 30px rgba(211, 111, 0, .2); }
.cc-btn--ghost { background: rgba(255,255,255,.08); }
.cc-hero-tags { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 28px; color: rgba(255,255,255,.86); font-size: 14px; }
.cc-hero-tags span { display: inline-flex; align-items: center; gap: 8px; }
.cc-hero-tags i { width: 7px; height: 7px; border: 2px solid #fff; border-radius: 50%; box-shadow: 0 0 0 4px rgba(255,255,255,.12); }

.cc-journey { position: relative; padding: 26px; border: 1px solid rgba(255,255,255,.22); border-radius: 28px; background: linear-gradient(145deg, rgba(17, 80, 191, .55), rgba(255,255,255,.09)); box-shadow: 0 30px 60px rgba(4, 49, 137, .25); backdrop-filter: blur(14px); }
.cc-journey-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.cc-journey-head div { display: flex; align-items: center; gap: 12px; }
.cc-journey-head b { display: grid; width: 48px; height: 48px; place-items: center; border-radius: 14px; background: rgba(255,255,255,.16); font-size: 14px; letter-spacing: .08em; }
.cc-journey-head strong { display: block; font-size: 20px; }
.cc-journey-head small { display: block; margin-top: 4px; color: rgba(255,255,255,.68); font-size: 13px; }
.cc-journey-head > span { padding: 7px 12px; border: 1px solid rgba(255,255,255,.24); border-radius: 999px; color: #dff2ff; font-size: 12px; }
.cc-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 22px 16px; border-radius: 18px; background: #fff; color: var(--cc-ink); }
.cc-flow-item { position: relative; min-width: 0; text-align: center; }
.cc-flow-item:not(:last-child)::after { content: ""; position: absolute; top: 20px; left: calc(50% + 24px); width: calc(100% - 48px); height: 2px; background: linear-gradient(90deg, #cfe1ff, #76b7ff); }
.cc-flow-item i { position: relative; z-index: 2; display: grid; width: 40px; height: 40px; margin: 0 auto 12px; place-items: center; border-radius: 12px; background: #eaf3ff; color: var(--cc-blue); font-size: 13px; font-style: normal; font-weight: 800; }
.cc-flow-item strong { display: block; font-size: 14px; }
.cc-flow-item span { display: block; margin-top: 4px; color: #8a98ad; font-size: 12px; white-space: nowrap; }
.cc-journey-bottom { display: grid; grid-template-columns: 1.1fr .9fr; gap: 12px; margin-top: 12px; }
.cc-journey-bottom > div { min-height: 94px; padding: 18px; border: 1px solid rgba(255,255,255,.16); border-radius: 16px; background: rgba(255,255,255,.08); }
.cc-journey-bottom span { display: block; margin-bottom: 8px; color: rgba(255,255,255,.66); font-size: 12px; }
.cc-journey-bottom strong { font-size: 20px; }
.cc-module-dots { display: flex; gap: 8px; margin-top: 12px; }
.cc-module-dots i { height: 6px; flex: 1; border-radius: 6px; background: rgba(255,255,255,.18); }
.cc-module-dots i:nth-child(-n+3) { background: #6ee7cb; }

/* Shared sections */
.cc-section { padding: 94px 0; }
.cc-section--soft { background: var(--cc-soft); }
.cc-section-head { max-width: 760px; margin: 0 auto 48px; text-align: center; }
.cc-section-head > span { display: block; margin-bottom: 12px; color: var(--cc-blue); font-size: 13px; font-weight: 800; letter-spacing: .22em; }
.cc-section-head h2 { margin: 0; color: var(--cc-ink); font-size: clamp(30px, 3vw, 42px); line-height: 1.3; font-weight: 800; }
.cc-section-head p { margin: 16px 0 0; color: var(--cc-muted); font-size: 17px; line-height: 1.85; }
.cc-proof-wrap { position: relative; z-index: 4; margin-top: -26px; }
.cc-proof { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border: 1px solid var(--cc-line); border-radius: 18px; background: #fff; box-shadow: var(--cc-shadow); }
.cc-proof > div { position: relative; padding: 28px 30px; }
.cc-proof > div:not(:last-child)::after { content: ""; position: absolute; top: 25%; right: 0; bottom: 25%; width: 1px; background: var(--cc-line); }
.cc-proof strong { display: block; margin-bottom: 7px; color: var(--cc-navy); font-size: 20px; }
.cc-proof span { color: var(--cc-muted); font-size: 14px; }

/* Stories */
.cc-stories { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cc-story { position: relative; overflow: hidden; min-height: 430px; padding: 28px; border: 1px solid var(--cc-line); border-radius: 24px; background: #fff; box-shadow: 0 20px 55px rgba(22, 67, 137, .08); transition: transform .25s ease, box-shadow .25s ease; }
.cc-story:hover { transform: translateY(-6px); box-shadow: 0 28px 68px rgba(22, 67, 137, .14); }
.cc-story::before { content: ""; position: absolute; width: 160px; height: 160px; top: -70px; right: -55px; border-radius: 50%; background: linear-gradient(135deg, rgba(43,121,246,.14), rgba(99,216,238,.04)); }
.cc-story-no { position: relative; display: flex; justify-content: space-between; align-items: center; color: #a3afc0; font-size: 12px; font-weight: 800; letter-spacing: .14em; }
.cc-story-no i { display: block; width: 38px; height: 3px; border-radius: 3px; background: var(--cc-orange); }
.cc-story-logo { display: flex; height: 124px; align-items: center; justify-content: center; margin: 26px 0 22px; padding: 18px; border-radius: 18px; background: #f7faff; }
.cc-story-logo img { display: block; max-width: 100%; max-height: 88px; object-fit: contain; }
.cc-story h3 { margin: 0 0 12px; color: var(--cc-navy); font-size: 24px; }
.cc-story p { min-height: 84px; margin: 0; color: var(--cc-muted); font-size: 16px; line-height: 1.75; }
.cc-story-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.cc-story-tags span { padding: 7px 11px; border-radius: 999px; background: #eaf3ff; color: #2b68c8; font-size: 12px; }

/* Scenario map */
.cc-scenario-panel { display: grid; grid-template-columns: .78fr 1.22fr; overflow: hidden; border: 1px solid var(--cc-line); border-radius: 28px; background: #fff; box-shadow: var(--cc-shadow); }
.cc-scenario-copy { padding: 50px; color: #fff; background: linear-gradient(145deg, var(--cc-navy), #1b60d5); }
.cc-scenario-copy > span { color: #8bdcf3; font-size: 13px; font-weight: 800; letter-spacing: .2em; }
.cc-scenario-copy h2 { margin: 18px 0; color: #fff; font-size: 36px; line-height: 1.35; }
.cc-scenario-copy p { margin: 0; color: rgba(255,255,255,.72); font-size: 16px; line-height: 1.85; }
.cc-scenario-copy a { display: inline-flex; align-items: center; gap: 10px; margin-top: 28px; color: #fff; font-size: 15px; font-weight: 700; }
.cc-scenario-copy a::after { content: "→"; font-size: 20px; }
.cc-scenario-grid { display: grid; grid-template-columns: repeat(2, 1fr); padding: 26px; }
.cc-scenario { min-height: 170px; padding: 28px; border-right: 1px solid var(--cc-line); border-bottom: 1px solid var(--cc-line); }
.cc-scenario:nth-child(2n) { border-right: 0; }
.cc-scenario:nth-last-child(-n+2) { border-bottom: 0; }
.cc-scenario b { display: inline-grid; width: 42px; height: 42px; place-items: center; border-radius: 13px; background: #eaf3ff; color: var(--cc-blue); font-size: 14px; }
.cc-scenario h3 { margin: 16px 0 8px; color: var(--cc-ink); font-size: 20px; }
.cc-scenario p { margin: 0; color: var(--cc-muted); font-size: 14px; line-height: 1.7; }

/* Partner wall */
.cc-partner-toolbar { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 32px; }
.cc-partner-toolbar .cc-section-head { max-width: 720px; margin: 0; text-align: left; }
.cc-partner-note { flex: 0 0 auto; color: #8a98ad; font-size: 14px; }
.cc-logo-wall { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.cc-logo-card { display: flex; min-width: 0; height: 116px; align-items: center; justify-content: center; padding: 18px; border: 1px solid var(--cc-line); border-radius: 16px; background: #fff; box-shadow: 0 12px 30px rgba(25, 69, 136, .05); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.cc-logo-card:hover { transform: translateY(-4px); border-color: #9ec4ff; box-shadow: 0 20px 40px rgba(25, 69, 136, .11); }
.cc-logo-card img { display: block; width: 100%; height: 80px; object-fit: contain; filter: saturate(.94); }
.cc-logo-card:nth-child(n+21) { display: none; }
.cc-logo-wall.cc-logo-wall--expanded .cc-logo-card { display: flex; }
.cc-expand { display: flex; margin: 30px auto 0; min-width: 160px; height: 46px; align-items: center; justify-content: center; border: 1px solid #bfd5f7; border-radius: 10px; background: #fff; color: var(--cc-blue); font-size: 15px; font-weight: 700; cursor: pointer; transition: border-color .2s ease, background .2s ease; }
.cc-expand:hover { border-color: var(--cc-blue); background: #f6faff; }

/* Capability, CTA and footer */
.cc-capabilities { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.cc-capability { padding: 26px 20px; border: 1px solid var(--cc-line); border-radius: 18px; background: #fff; }
.cc-capability b { display: block; color: var(--cc-blue); font-size: 13px; letter-spacing: .12em; }
.cc-capability strong { display: block; margin: 14px 0 8px; color: var(--cc-ink); font-size: 18px; }
.cc-capability span { color: var(--cc-muted); font-size: 14px; line-height: 1.65; }
.cc-cta { padding: 88px 0; background: #fff; }
.cc-cta-panel { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 36px; padding: 54px 60px; border-radius: 28px; color: #fff; background: linear-gradient(120deg, #1559d6, #2b7bf5 58%, #1fa3e8); box-shadow: 0 28px 70px rgba(24, 91, 213, .24); }
.cc-cta-panel::after { content: ""; position: absolute; width: 340px; height: 340px; right: -150px; bottom: -220px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; box-shadow: 0 0 0 54px rgba(255,255,255,.04), 0 0 0 108px rgba(255,255,255,.025); }
.cc-cta-panel > div { position: relative; z-index: 2; }
.cc-cta-panel span { color: #a9e9ff; font-size: 13px; font-weight: 800; letter-spacing: .2em; }
.cc-cta-panel h2 { margin: 12px 0 10px; color: #fff; font-size: 34px; }
.cc-cta-panel p { margin: 0; color: rgba(255,255,255,.75); font-size: 16px; }
.cc-cta-panel .cc-actions { flex: 0 0 auto; margin-top: 0; }
.cc-footer { padding: 24px 0; color: #8592a7; background: #0c1f43; font-size: 14px; }
.cc-footer .cc-container { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.cc-footer nav { display: flex; gap: 22px; }
.cc-footer a { color: #c2cada; }

@media (max-width: 1100px) {
    .cc-hero-grid { grid-template-columns: 1fr 440px; gap: 36px; }
    .cc-hero h1 { font-size: 46px; }
    .cc-logo-wall { grid-template-columns: repeat(4, 1fr); }
    .cc-capabilities { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
    .cc-container { width: min(100% - 32px, 720px); }
    .wx-case-customer-page #nav { height: 76px; padding: 0 16px; }
    .wx-case-customer-page #nav .pull-left { position: relative; z-index: 3; }
    .wx-case-customer-page #nav .pull-left img { width: 164px; }
    .cc-nav-toggle { position: relative; z-index: 3; display: block; float: right; width: 44px; height: 44px; margin-top: 16px; border: 0; border-radius: 10px; background: rgba(255,255,255,.13); cursor: pointer; }
    .cc-nav-toggle::before, .cc-nav-toggle::after { content: ""; position: absolute; left: 12px; width: 20px; height: 2px; background: #fff; transition: transform .2s ease, top .2s ease; }
    .cc-nav-toggle::before { top: 16px; box-shadow: 0 6px 0 #fff; }
    .cc-nav-toggle::after { top: 28px; }
    .cc-nav-toggle[aria-expanded="true"]::before { top: 21px; transform: rotate(45deg); box-shadow: none; }
    .cc-nav-toggle[aria-expanded="true"]::after { top: 21px; transform: rotate(-45deg); }
    .wx-case-customer-page #nav.cc-nav-scrolled .cc-nav-toggle { background: #edf4ff; }
    .wx-case-customer-page #nav.cc-nav-scrolled .cc-nav-toggle::before, .wx-case-customer-page #nav.cc-nav-scrolled .cc-nav-toggle::after { background: var(--cc-blue); box-shadow: none; }
    .wx-case-customer-page #nav .pull-right { position: fixed; top: 76px; right: 0; left: 0; display: none; max-height: calc(100vh - 76px); overflow: auto; padding: 14px 18px 24px; background: #fff; box-shadow: 0 20px 45px rgba(18, 49, 99, .16); }
    .wx-case-customer-page #nav.cc-menu-open .pull-right { display: block; }
    .wx-case-customer-page #nav .pull-right > a.item, .wx-case-customer-page #nav.cc-nav-scrolled .pull-right > a.item { display: block; width: 100%; height: auto; min-height: 48px; padding: 14px 6px; border-bottom: 1px solid #edf2f9; color: #26364f !important; line-height: 20px; }
    .wx-case-customer-page #nav .pull-right > a.item[href="/case/"], .wx-case-customer-page #nav .pull-right > a.item[href="/case/t1/"] { color: var(--cc-blue) !important; }
    .wx-case-customer-page #nav .pull-right > a.item::after { display: none; }
    .wx-case-customer-page #nav .demoCenter { display: inline-flex; margin: 16px 8px 0 0 !important; }
    .wx-case-customer-page #nav .wx-study-list { position: static; width: 100%; margin-top: 10px; box-shadow: none; }
    .wx-case-customer-page #nav:not(.cc-nav-scrolled) { background: #2876ec; }
    .cc-hero { padding: 74px 0 98px; }
    .cc-hero-grid { grid-template-columns: 1fr; }
    .cc-hero-copy { max-width: 680px; }
    .cc-journey { max-width: 600px; }
    .cc-proof { grid-template-columns: repeat(2, 1fr); }
    .cc-proof > div:nth-child(2)::after { display: none; }
    .cc-proof > div:nth-child(-n+2) { border-bottom: 1px solid var(--cc-line); }
    .cc-stories { grid-template-columns: 1fr; }
    .cc-story { min-height: 0; }
    .cc-story p { min-height: 0; }
    .cc-scenario-panel { grid-template-columns: 1fr; }
    .cc-logo-wall { grid-template-columns: repeat(3, 1fr); }
    .cc-cta-panel { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 640px) {
    .cc-container { width: calc(100% - 28px); }
    .cc-hero { padding: 58px 0 88px; }
    .cc-hero h1 { font-size: 38px; }
    .cc-hero-copy > p { font-size: 16px; }
    .cc-actions { display: grid; grid-template-columns: 1fr 1fr; }
    .cc-btn { min-width: 0; padding: 0 14px; }
    .cc-journey { padding: 16px; border-radius: 20px; }
    .cc-journey-head > span { display: none; }
    .cc-flow { grid-template-columns: repeat(2, 1fr); gap: 20px 10px; }
    .cc-flow-item:nth-child(2)::after { display: none; }
    .cc-flow-item span { white-space: normal; }
    .cc-journey-bottom { grid-template-columns: 1fr; }
    .cc-proof > div { padding: 22px 18px; }
    .cc-proof strong { font-size: 17px; }
    .cc-section { padding: 70px 0; }
    .cc-section-head { margin-bottom: 34px; }
    .cc-section-head p { font-size: 16px; }
    .cc-story { padding: 22px; border-radius: 20px; }
    .cc-story-logo { height: 110px; }
    .cc-scenario-copy { padding: 36px 26px; }
    .cc-scenario-copy h2 { font-size: 30px; }
    .cc-scenario-grid { grid-template-columns: 1fr; padding: 10px 22px; }
    .cc-scenario { min-height: 0; padding: 24px 4px; border-right: 0; border-bottom: 1px solid var(--cc-line) !important; }
    .cc-scenario:last-child { border-bottom: 0 !important; }
    .cc-partner-toolbar { align-items: flex-start; flex-direction: column; }
    .cc-logo-wall { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .cc-logo-card { height: 92px; padding: 12px; }
    .cc-logo-card img { height: 66px; }
    .cc-logo-card:nth-child(n+13) { display: none; }
    .cc-logo-wall.cc-logo-wall--expanded .cc-logo-card { display: flex; }
    .cc-capabilities { grid-template-columns: 1fr; }
    .cc-capability { padding: 22px; }
    .cc-cta { padding: 64px 0; }
    .cc-cta-panel { padding: 38px 24px; border-radius: 22px; }
    .cc-cta-panel h2 { font-size: 28px; }
    .cc-cta-panel .cc-actions { width: 100%; }
    .cc-footer .cc-container { align-items: flex-start; flex-direction: column; }
    .cc-footer nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .cc-story, .cc-logo-card, .cc-btn { transition: none; }
}