/* Page-specific refinement: measured type, clear contrast and gentle motion. */
body .qm-aigc {
    --aigc-ink: #1d1d1f;
    --aigc-muted: #6e6e73;
    --aigc-surface: #f5f5f7;
    --aigc-accent: #0071e3;
    --aigc-gutter: clamp(24px, 6vw, 104px);
    --aigc-header: 70px;
    color: var(--aigc-ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif !important;
    -webkit-font-smoothing: antialiased;
}
body .qm-aigc * { font-family: inherit !important; }
body .qm-aigc :is(h1, h2, h3) { color: inherit !important; }
body .qm-aigc :is(h1, h2, h3, p) { overflow-wrap: break-word; }
body .qm-aigc [id] { scroll-margin-top: calc(var(--aigc-header) + 24px); }
body .qm-aigc :is(a, button):focus-visible {
    outline: 3px solid #2997ff;
    outline-offset: 5px;
}
body .qm-aigc .fade-up { opacity: 1; transform: none; }
body .qm-aigc .hero {
    height: calc(100svh - var(--aigc-header));
    min-height: 680px;
    max-height: 1040px;
    overflow: hidden;
    isolation: isolate;
    color: #fff;
    background: #071c2b;
}
body .qm-aigc .aigc-hero-visual { position: absolute; inset: 0; z-index: 0; }
body .qm-aigc .aigc-hero-visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}
body .qm-aigc .hero::after {
    z-index: 1;
    background: linear-gradient(180deg, rgba(0, 15, 30, .04) 30%, rgba(0, 15, 30, .2) 54%, rgba(0, 15, 30, .86) 100%);
}
body .qm-aigc .hero-content {
    z-index: 2;
    width: 100%;
    max-width: 930px;
    padding: 72px var(--aigc-gutter) 64px;
}
body .qm-aigc .aigc-eyebrow {
    margin: 0 0 18px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: .13em;
}
body .qm-aigc .hero h1 {
    font-size: clamp(44px, 5.4vw, 76px);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -.035em;
}
body .qm-aigc .hero-subtitle {
    margin-top: 22px;
    max-width: 34em;
    font-size: 17px;
    line-height: 1.85;
    color: rgba(255, 255, 255, .85);
}
body .qm-aigc .aigc-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
body .qm-aigc .aigc-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 48px;
    padding: 12px 23px;
    border: 1px solid var(--aigc-accent);
    border-radius: 999px;
    background: var(--aigc-accent);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0;
    text-decoration: none;
    transition: background 240ms ease, border-color 240ms ease, transform 450ms cubic-bezier(.16, 1, .3, 1);
}
body .qm-aigc .aigc-button--secondary { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .55); }
body .qm-aigc .aigc-button svg { width: 14px; height: 14px; flex: none; transition: transform 450ms cubic-bezier(.16, 1, .3, 1); }
body .qm-aigc .aigc-button:active { transform: scale(.975); }
body .qm-aigc .scroll-indicator {
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 2;
    right: max(100px, var(--aigc-gutter));
    bottom: 76px;
    color: rgba(255, 255, 255, .85);
    font-size: 12px;
    letter-spacing: .04em;
    text-decoration: none;
}
body .qm-aigc .scroll-indicator svg { width: 18px; height: 18px; transition: transform 450ms cubic-bezier(.16, 1, .3, 1); }
body .qm-aigc .advantages-section {
    display: block;
    padding: 96px var(--aigc-gutter) 72px;
    background: var(--aigc-surface);
    border: 0;
}
body .qm-aigc :is(.advantages-title, .technology-title, .services-title, .aigc-case-heading h2) {
    font-size: clamp(30px, 3.4vw, 48px);
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -.025em;
}
body .qm-aigc .advantages-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 36px; }
body .qm-aigc .advantage-item { padding: 32px; border-radius: 24px; background: #fff; }
body .qm-aigc .advantage-item h3 { font-size: 24px; font-weight: 600; line-height: 1.4; letter-spacing: -.02em; }
body .qm-aigc .advantage-item p { margin-top: 16px; font-size: 15px; line-height: 1.85; color: var(--aigc-muted); }
body .qm-aigc .technology-section { padding: 24px var(--aigc-gutter) 104px; background: var(--aigc-surface); }
body .qm-aigc .technology-subtitle { margin: 18px 0 36px; font-size: 16px; line-height: 1.8; color: var(--aigc-muted); }
body .qm-aigc .technology-items { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; background: none; border: 0; }
body .qm-aigc .tech-item {
    min-width: 0;
    padding: 28px;
    border-radius: 22px;
    background: #fff;
    transition: transform 500ms cubic-bezier(.16, 1, .3, 1), box-shadow 500ms ease;
}
body .qm-aigc .tech-icon { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 24px; border-radius: 15px; background: var(--aigc-surface); color: var(--aigc-ink); }
body .qm-aigc .tech-name { font-size: 19px; font-weight: 600; line-height: 1.35; letter-spacing: -.02em; }
body .qm-aigc .tech-desc { margin-top: 12px; font-size: 14px; line-height: 1.8; color: var(--aigc-muted); }
body .qm-aigc .aigc-case-heading { padding: 100px var(--aigc-gutter) 44px; }
body .qm-aigc .aigc-case-heading .aigc-eyebrow { color: var(--aigc-muted); }
body .qm-aigc .case-item {
    height: min(78svh, 760px);
    min-height: 540px;
    margin: 0 var(--aigc-gutter);
    border-radius: 28px;
    isolation: isolate;
    background: #1d1d1f;
}
body .qm-aigc .case-bg { transform: scale(1.025); }
body .qm-aigc .case-bg::after { background: linear-gradient(180deg, transparent 35%, rgba(0, 0, 0, .2) 60%, rgba(0, 0, 0, .74) 100%); }
body .qm-aigc .case-content { padding: 48px; width: 100%; }
body .qm-aigc .case-title { font-size: clamp(36px, 4vw, 58px); line-height: 1.16; font-weight: 600; letter-spacing: -.03em; }
body .qm-aigc .case-meta { margin-top: 14px; font-size: 14px; line-height: 1.6; letter-spacing: .04em; color: rgba(255, 255, 255, .8); }
body .qm-aigc .aigc-case-action { display: inline-flex; align-items: center; gap: 16px; margin-top: 24px; padding: 11px 19px; border: 1px solid rgba(255, 255, 255, .45); border-radius: 999px; font-size: 13px; line-height: 1.5; }
body .qm-aigc .aigc-case-action svg { width: 14px; height: 14px; transition: transform 450ms cubic-bezier(.16, 1, .3, 1); }
body .qm-aigc .case-item:has(.qm-card-link:focus-visible) { outline: 3px solid #2997ff; outline-offset: 5px; }
body .qm-aigc .case-item .qm-card-link:focus-visible { outline-offset: -5px; border-radius: inherit; }
body .qm-aigc .case-detail { max-width: 1280px; margin: 0 auto; padding: 64px var(--aigc-gutter) 112px; }
body .qm-aigc .detail-title { font-size: clamp(28px, 3vw, 40px); font-weight: 600; line-height: 1.3; letter-spacing: -.025em; }
body .qm-aigc .detail-meta { margin-top: 32px; padding: 24px; border: 0; border-radius: 18px; background: var(--aigc-surface); gap: 24px; }
body .qm-aigc .meta-item { padding: 0; min-width: 0; }
body .qm-aigc .meta-label { color: var(--aigc-muted); font-size: 12px; line-height: 1.5; letter-spacing: .04em; }
body .qm-aigc .meta-value { margin-top: 8px; font-size: 15px; font-weight: 500; line-height: 1.6; }
body .qm-aigc .detail-section { grid-template-columns: 112px minmax(0, 1fr); gap: 28px; padding-top: 28px; }
body .qm-aigc .section-title { font-size: 15px; font-weight: 600; line-height: 1.9; }
body .qm-aigc .section-content { font-size: 16px; line-height: 1.95; color: #515154; }
body .qm-aigc .case-results { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: none; gap: 16px; margin-top: 40px; border: 0; }
body .qm-aigc .result-item { min-width: 0; padding: 24px; border-radius: 18px; background: var(--aigc-surface); }
body .qm-aigc .result-number { font-size: clamp(32px, 3vw, 42px); font-weight: 500; line-height: 1.25; letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
body .qm-aigc .result-label { margin-top: 10px; font-size: 13px; line-height: 1.6; color: var(--aigc-muted); }
body .qm-aigc .stats-section { margin: 0 var(--aigc-gutter) 104px; padding: 56px 48px; gap: 32px; border-radius: 24px; background: var(--aigc-ink); }
body .qm-aigc .stat-card + .stat-card { border-left: 1px solid rgba(255, 255, 255, .18); padding-left: 32px; }
body .qm-aigc .stat-number { font-size: clamp(32px, 3.4vw, 48px); line-height: 1.25; font-weight: 500; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
body .qm-aigc .stat-label { margin-top: 12px; font-size: 14px; line-height: 1.6; color: rgba(255, 255, 255, .7); }
body .qm-aigc .services-section { padding: 96px var(--aigc-gutter) 104px; background: var(--aigc-surface); }
body .qm-aigc .services-title { margin-bottom: 36px; }
body .qm-aigc .aigc-services-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
body .qm-aigc .service-card { padding: 32px; border: 0; border-radius: 24px; background: #fff; }
body .qm-aigc .service-card:last-of-type { border: 0; }
body .qm-aigc .service-header { align-items: center; gap: 12px; }
body .qm-aigc .service-number { min-width: 24px; color: var(--aigc-muted); font-size: 13px; font-variant-numeric: tabular-nums; }
body .qm-aigc .service-title { font-size: 22px; font-weight: 600; line-height: 1.4; letter-spacing: -.02em; }
body .qm-aigc .service-method { flex: none; padding: 5px 11px; border-radius: 999px; background: var(--aigc-surface); font-size: 12px; line-height: 1.5; letter-spacing: 0; color: var(--aigc-muted); }
body .qm-aigc .service-description { margin: 20px 0 0; font-size: 15px; line-height: 1.9; color: var(--aigc-muted); }
body .qm-aigc .contact-cta { padding: 104px var(--aigc-gutter) 112px; background: var(--aigc-ink); text-align: center; }
body .qm-aigc .contact-title { max-width: 800px; margin: 0 auto; font-size: clamp(32px, 4vw, 52px); line-height: 1.3; font-weight: 600; letter-spacing: -.025em; }
body .qm-aigc .contact-cta p { margin-top: 24px !important; font-size: 28px !important; line-height: 1.5 !important; text-align: center !important; color: rgba(255, 255, 255, .78) !important; letter-spacing: .02em; }
body .qm-aigc .contact-cta .qm-cta-actions { justify-content: center; flex-direction: row; align-items: center; gap: 12px; margin-top: 32px; padding: 0; }
body .qm-aigc .contact-cta .qm-cta-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 24px; border-radius: 999px; border-color: rgba(255, 255, 255, .4); color: #fff; font-size: 14px; line-height: 1.5; letter-spacing: 0; transition: background 240ms ease, border-color 240ms ease, transform 450ms cubic-bezier(.16, 1, .3, 1); }
body .qm-aigc .contact-cta .qm-cta-btn--solid { background: var(--aigc-accent); border-color: var(--aigc-accent); }
body .qm-aigc .contact-cta .aigc-text-link { border-color: transparent; color: #2997ff; }
body .qm-aigc .contact-cta .qm-cta-btn:active { transform: scale(.975); }
@media (hover: hover) and (pointer: fine) {
    body .qm-aigc .aigc-button:hover, body .qm-aigc .contact-cta .qm-cta-btn--solid:hover { background: #0077ed; border-color: #0077ed; color: #fff; }
    body .qm-aigc .aigc-button--secondary:hover { background: rgba(255, 255, 255, .16); border-color: #fff; }
    body .qm-aigc .aigc-button:hover svg, body .qm-aigc .case-item:hover .aigc-case-action svg { transform: translateX(3px); }
    body .qm-aigc .scroll-indicator:hover svg { transform: translateY(3px); }
    body .qm-aigc .tech-item:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(0, 0, 0, .045); }
    body .qm-aigc .contact-cta .qm-cta-btn:not(.qm-cta-btn--solid):not(.aigc-text-link):hover { background: rgba(255, 255, 255, .08); border-color: #fff; }
    body .qm-aigc .contact-cta .aigc-text-link:hover { background: transparent; border-color: transparent; color: #56adff; }
}
@keyframes aigc-image-drift {
    from { transform: scale(1.045) translateY(-.7%); }
    to { transform: scale(1.045) translateY(.7%); }
}
@supports (animation-timeline: view()) {
    @media (prefers-reduced-motion: no-preference) and (min-width: 901px) {
        body .qm-aigc .case-item { view-timeline-name: --aigc-case; view-timeline-axis: block; }
        body .qm-aigc .case-bg { animation: aigc-image-drift linear both; animation-timeline: --aigc-case; animation-range: entry 0% exit 100%; }
    }
}
@media (max-width: 1100px) {
    body .qm-aigc .technology-items { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    body .qm-aigc .service-header { flex-wrap: wrap; }
    body .qm-aigc .service-method { margin-left: 36px; }
    body .qm-aigc .advantages-grid { gap: 16px; }
    body .qm-aigc .advantage-item { padding: 26px; }
}
@media (max-width: 900px) {
    body .qm-aigc .advantages-grid { grid-template-columns: 1fr; }
    body .qm-aigc .hero-content { max-width: 760px; }
    body .qm-aigc .scroll-indicator { display: none; }
    body .qm-aigc .case-content { padding: 36px; }
    body .qm-aigc .detail-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    body .qm-aigc .stats-section { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    body .qm-aigc .stat-card + .stat-card { padding-left: 0; border-left: 0; }
    body .qm-aigc .aigc-services-grid { grid-template-columns: 1fr; }
    body .qm-aigc .service-method { margin-left: auto; }
}
@media (max-width: 640px) {
    body .qm-aigc { --aigc-header: 48px; }
    body .qm-aigc .hero { min-height: 640px; }
    body .qm-aigc .aigc-hero-visual img { object-position: 43% center; }
    body .qm-aigc .hero-content { padding: 48px var(--aigc-gutter) 38px; }
    body .qm-aigc .hero h1 { font-size: clamp(36px, 10.2vw, 44px); }
    body .qm-aigc .aigc-eyebrow { margin-bottom: 14px; font-size: 11px; }
    body .qm-aigc .hero-subtitle { max-width: calc(100% - 20px); margin-top: 18px; font-size: 15px; line-height: 1.85; }
    body .qm-aigc .aigc-hero-actions { gap: 10px; margin-top: 24px; }
    body .qm-aigc .aigc-button { gap: 8px; padding: 11px 18px; font-size: 13px; }
    body .qm-aigc .advantages-section { padding-top: 64px; padding-bottom: 52px; }
    body .qm-aigc .advantages-grid { margin-top: 28px; }
    body .qm-aigc .advantage-item { padding: 26px; border-radius: 20px; }
    body .qm-aigc .advantage-item h3 { font-size: 22px; }
    body .qm-aigc .technology-section { padding-top: 12px; padding-bottom: 64px; }
    body .qm-aigc .technology-subtitle { font-size: 15px; margin: 18px 0 28px; }
    body .qm-aigc .technology-items { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    body .qm-aigc .tech-item { padding: 20px 18px; border-radius: 18px; }
    body .qm-aigc .tech-icon { width: 44px; height: 44px; margin-bottom: 20px; border-radius: 12px; }
    body .qm-aigc .tech-icon svg { width: 32px; height: 32px; }
    body .qm-aigc .tech-name { font-size: 16px; }
    body .qm-aigc .tech-desc { font-size: 12px; line-height: 1.75; }
    body .qm-aigc .aigc-case-heading { padding-top: 64px; padding-bottom: 32px; }
    body .qm-aigc .case-item { height: 66svh; min-height: 480px; border-radius: 20px; }
    body .qm-aigc .case-content { padding: 28px 24px; }
    body .qm-aigc .case-title { font-size: 34px; }
    body .qm-aigc .case-meta { font-size: 12px; }
    body .qm-aigc .aigc-case-action { margin-top: 20px; padding: 9px 16px; font-size: 12px; }
    body .qm-aigc .case-detail { padding-top: 38px; padding-bottom: 64px; }
    body .qm-aigc .detail-title { font-size: 28px; line-height: 1.4; }
    body .qm-aigc .detail-meta { margin-top: 24px; padding: 22px; gap: 24px 18px; }
    body .qm-aigc .meta-value { font-size: 14px; }
    body .qm-aigc .detail-section { grid-template-columns: 1fr; gap: 10px; padding-top: 26px; }
    body .qm-aigc .section-content { font-size: 15px; }
    body .qm-aigc .case-results { gap: 8px; margin-top: 30px; }
    body .qm-aigc .result-item { padding: 20px 10px; border-radius: 14px; }
    body .qm-aigc .result-number { font-size: clamp(22px, 6.1vw, 28px); }
    body .qm-aigc .result-label { font-size: 11px; }
    body .qm-aigc .stats-section { margin-bottom: 64px; padding: 32px 28px; gap: 32px 24px; border-radius: 20px; }
    body .qm-aigc .stat-number { font-size: 34px; }
    body .qm-aigc .stat-label { font-size: 12px; }
    body .qm-aigc .services-section { padding-top: 64px; padding-bottom: 64px; }
    body .qm-aigc .services-title { margin-bottom: 28px; }
    body .qm-aigc .aigc-services-grid { gap: 16px; }
    body .qm-aigc .service-card { padding: 26px; border-radius: 20px; }
    body .qm-aigc .service-title { font-size: 20px; }
    body .qm-aigc .service-header { display: grid; grid-template-columns: 24px minmax(0, 1fr); column-gap: 10px; row-gap: 12px; }
    body .qm-aigc .service-method { grid-column: 2; justify-self: start; margin-left: 0; }
    body .qm-aigc .service-description { margin-top: 18px; font-size: 14px; }
    body .qm-aigc .contact-cta { padding-top: 72px; padding-bottom: 80px; }
    body .qm-aigc .contact-title { font-size: 32px; }
    body .qm-aigc .contact-cta p { font-size: 24px !important; }
    body .qm-aigc .contact-cta .qm-cta-btn { padding: 11px 20px; font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) {
    body .qm-aigc *, body .qm-aigc *::before, body .qm-aigc *::after { animation: none !important; transition: none !important; }
    body .qm-aigc .case-bg { transform: none; }
    body .qm-aigc .tech-item:hover, body .qm-aigc .aigc-button:active, body .qm-aigc .qm-cta-btn:active { transform: none; }
}