.desk-page {
    --desk-blue: #1E40AF;
    --desk-blue-dark: #172554;
    --desk-blue-light: #EFF6FF;
    --desk-text: #0f172a;
    --desk-muted: #64748B;
    --desk-line: #E2E8F0;
    width: min(1240px, calc(100% - 40px));
    margin: 26px auto 54px;
    color: var(--desk-text);
}

.desk-hero {
    position: relative;
    overflow: hidden;
    border-radius: 28px;
    background: linear-gradient(125deg, #0f172a 0%, #172554 42%, #1d4ed8 100%);
    box-shadow: 0 24px 64px rgba(15, 23, 42, .22);
}
.desk-hero::before,
.desk-hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}
.desk-hero::before { width: 420px; height: 420px; right: -160px; top: -230px; background: rgba(255,255,255,.09); }
.desk-hero::after { width: 260px; height: 260px; left: 32%; bottom: -190px; background: rgba(96,165,250,.14); }
.desk-hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(430px, .95fr);
    align-items: center;
    gap: 38px;
    padding: 54px 54px 50px;
}
.desk-hero__copy { color: #fff; }
.desk-eyebrow,
.desk-section__eyebrow,
.desk-panel__eyebrow {
    display: inline-block;
    color: #93c5fd;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .16em;
}
.desk-hero h1 {
    margin: 14px 0 16px;
    font-size: clamp(32px, 4vw, 50px);
    line-height: 1.18;
    font-weight: 900;
    letter-spacing: -.03em;
}
.desk-hero h1 em { color: #93c5fd; font-style: normal; }
.desk-hero__copy > p {
    max-width: 650px;
    margin: 0;
    color: rgba(255,255,255,.75);
    font-size: 15px;
    line-height: 1.9;
}
.desk-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.desk-btn {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 800;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.desk-btn:hover { transform: translateY(-2px); }
.desk-btn--primary { color: #1E3A8A; background: #fff; box-shadow: 0 12px 26px rgba(0,0,0,.18); }
.desk-btn--primary:hover { color: #1E3A8A; background: #f8fbff; }
.desk-btn__icon { font-size: 18px; font-weight: 900; }
.desk-btn--ghost { color: #fff; border: 1px solid rgba(255,255,255,.42); background: rgba(255,255,255,.10); }
.desk-btn--ghost:hover { color: #fff; background: rgba(255,255,255,.18); }
.desk-btn--disabled { color: #64748b; background: #e2e8f0; cursor: not-allowed; }
.desk-btn--light { color: #1E3A8A; background: #fff; box-shadow: 0 12px 26px rgba(15,23,42,.18); }
.desk-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 18px; color: rgba(255,255,255,.60); font-size: 12px; }
.desk-meta i { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,.42); }

.desk-hero__visual { display: flex; justify-content: center; }
.desk-window {
    width: min(100%, 520px);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.30);
    border-radius: 18px;
    background: #f8fafc;
    box-shadow: 0 28px 70px rgba(0,0,0,.32);
    transform: rotate(1.3deg);
}
.desk-window__bar { height: 38px; display: flex; align-items: center; gap: 7px; padding: 0 14px; background: #fff; border-bottom: 1px solid #e2e8f0; }
.desk-window__bar b { margin-left: 8px; color: #64748b; font-size: 11px; font-weight: 800; }
.desk-window__bar .dot { width: 8px; height: 8px; border-radius: 50%; }
.desk-window__bar .red { background: #fb7185; }
.desk-window__bar .yellow { background: #fbbf24; }
.desk-window__bar .green { background: #34d399; }
.desk-window__body { min-height: 300px; display: flex; }
.desk-window__side { width: 72px; padding: 18px 12px; display: flex; flex-direction: column; align-items: center; gap: 18px; background: #172554; }
.side-brand { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; background: #3b82f6; color: #fff; font-weight: 900; }
.side-item { width: 34px; height: 6px; border-radius: 99px; background: rgba(255,255,255,.24); }
.side-item.active { background: #93c5fd; }
.side-item.short { width: 24px; }
.desk-window__content { flex: 1; padding: 22px; }
.desk-line { height: 8px; margin-bottom: 10px; border-radius: 99px; background: #dbeafe; }
.desk-line.title { width: 46%; height: 13px; background: #bfdbfe; }
.desk-line.wide { width: 92%; background: #e2e8f0; }
.desk-line.medium { width: 68%; background: #e2e8f0; }
.desk-line.short { width: 42%; background: #e2e8f0; }
.desk-paper-card { padding: 14px; margin: 16px 0; border: 1px solid #e2e8f0; border-radius: 12px; background: #fff; box-shadow: 0 6px 18px rgba(15,23,42,.05); }
.desk-paper-card.small { margin-bottom: 0; }
.desk-paper-card__head { display: flex; justify-content: space-between; margin-bottom: 12px; color: #334155; font-size: 11px; font-weight: 800; }
.desk-paper-card__head em { color: #2563eb; font-style: normal; }
.desk-options { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.desk-options span { height: 24px; border-radius: 6px; background: #f1f5f9; }

.desk-section { margin-top: 58px; }
.desk-section__head { max-width: 700px; margin: 0 auto 24px; text-align: center; }
.desk-section__eyebrow { color: #2563eb; }
.desk-section h2 { margin: 8px 0 8px; color: #0f172a; font-size: clamp(24px, 3vw, 32px); font-weight: 900; letter-spacing: -.02em; }
.desk-section__head p { margin: 0; color: #64748b; font-size: 14px; line-height: 1.8; }
.desk-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.desk-feature { padding: 24px; border: 1px solid #e2e8f0; border-radius: 16px; background: #fff; box-shadow: 0 8px 24px rgba(15,23,42,.04); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.desk-feature:hover { transform: translateY(-3px); border-color: #bfdbfe; box-shadow: 0 16px 34px rgba(15,23,42,.09); }
.desk-feature__icon { width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 14px; border-radius: 13px; font-size: 22px; }
.desk-feature__icon.blue { background: #eff6ff; }
.desk-feature__icon.violet { background: #f5f3ff; }
.desk-feature__icon.green { background: #f0fdf4; }
.desk-feature__icon.gold { background: #fffbeb; }
.desk-feature__icon.cyan { background: #ecfeff; }
.desk-feature__icon.rose { background: #fff1f2; }
.desk-feature h3 { margin: 0 0 7px; font-size: 16px; font-weight: 850; }
.desk-feature p { margin: 0; color: #64748b; font-size: 13px; line-height: 1.8; }

.desk-section--split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.desk-panel { padding: 28px; border: 1px solid #e2e8f0; border-radius: 18px; background: linear-gradient(150deg,#fff,#f8faff); box-shadow: 0 8px 26px rgba(15,23,42,.04); }
.desk-panel__eyebrow { color: #2563eb; }
.desk-panel h2 { margin-top: 8px; }
.desk-list { margin: 18px 0 0; padding-left: 20px; color: #475569; font-size: 14px; line-height: 2; }
.desk-list li::marker { color: #2563eb; }
.desk-steps { display: grid; gap: 14px; margin: 20px 0 0; padding: 0; list-style: none; }
.desk-steps li { display: flex; align-items: flex-start; gap: 12px; color: #475569; font-size: 14px; }
.desk-steps b { width: 30px; height: 30px; flex: none; display: grid; place-items: center; border-radius: 9px; background: #eff6ff; color: #2563eb; font-size: 11px; }
.desk-steps code { padding: 2px 5px; border-radius: 4px; background: #f1f5f9; color: #1e3a8a; font-size: 12px; }

.desk-update { display: grid; grid-template-columns: .7fr 1.3fr; gap: 30px; padding: 32px; border-radius: 20px; background: #0f172a; color: #fff; }
.desk-update h2 { color: #fff; }
.desk-update p { margin: 7px 0 0; color: rgba(255,255,255,.62); font-size: 13px; }
.desk-update__notes { display: grid; gap: 10px; align-content: start; }
.desk-update__item { color: rgba(255,255,255,.85); font-size: 14px; }
.desk-update__item span { display: inline-grid; place-items: center; width: 18px; height: 18px; margin-right: 8px; border-radius: 50%; background: #22c55e; color: #fff; font-size: 11px; font-weight: 900; }
.desk-hash { margin-top: 6px; color: rgba(255,255,255,.46); word-break: break-all; font: 11px/1.7 Consolas, monospace; }

.desk-cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 58px; padding: 32px 36px; border-radius: 22px; background: linear-gradient(120deg,#dbeafe,#eff6ff); }
.desk-cta h2 { margin: 6px 0; }
.desk-cta p { margin: 0; color: #64748b; font-size: 14px; }
.desk-cta .desk-section__eyebrow { color: #1d4ed8; }

@media (max-width: 1050px) {
    .desk-hero__inner { grid-template-columns: 1fr; padding: 42px 36px; }
    .desk-hero__visual { max-width: 560px; margin: 0 auto; }
    .desk-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
    .desk-page { width: calc(100% - 24px); margin-top: 16px; }
    .desk-hero { border-radius: 20px; }
    .desk-hero__inner { padding: 30px 22px; }
    .desk-hero h1 { font-size: 32px; }
    .desk-window { transform: none; }
    .desk-window__side { width: 54px; }
    .desk-grid, .desk-section--split, .desk-update { grid-template-columns: 1fr; }
    .desk-update { padding: 24px; }
    .desk-cta { align-items: flex-start; flex-direction: column; padding: 26px 22px; }
    .desk-cta .desk-btn { width: 100%; }
}

/* ==================== 截图轮播 ==================== */
.desk-shots {
    margin-top: 30px;
    padding: 44px 40px 36px;
    border-radius: 28px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid var(--desk-line);
    box-shadow: 0 18px 44px rgba(15, 23, 42, .07);
}
.desk-shots__head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 26px;
}
.desk-shots__head .desk-section__eyebrow { color: #2563eb; }
.desk-shots__head h2 {
    margin: 10px 0 8px;
    font-size: clamp(24px, 2.6vw, 32px);
    font-weight: 900;
    letter-spacing: -.02em;
    color: var(--desk-text);
}
.desk-shots__head p {
    margin: 0;
    color: var(--desk-muted);
    font-size: 14px;
    line-height: 1.7;
}

.desk-carousel { outline: none; }
.desk-carousel__viewport {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    background: #0f172a;
    box-shadow: 0 18px 46px rgba(15, 23, 42, .2);
}
.desk-slide {
    display: none;
    margin: 0;
}
.desk-slide.is-active {
    display: block;
    animation: deskFade .42s ease;
}
.desk-slide img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: top center;
}
@keyframes deskFade {
    from { opacity: 0; transform: translateX(14px); }
    to   { opacity: 1; transform: translateX(0); }
}

.desk-nav {
    position: absolute;
    top: 44%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: rgba(15, 23, 42, .58);
    color: #fff;
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    backdrop-filter: blur(4px);
    transition: background .18s ease, transform .18s ease;
}
.desk-nav:hover { background: rgba(37, 99, 235, .92); }
.desk-nav:focus-visible { outline: 3px solid #93c5fd; outline-offset: 3px; }
.desk-nav--prev { left: 16px; }
.desk-nav--next { right: 16px; }

.desk-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 34px 26px 16px;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, .82) 62%);
    color: #fff;
    pointer-events: none;
}
.desk-caption strong { font-size: 15px; font-weight: 800; }
.desk-caption span { font-size: 12.5px; color: rgba(255,255,255,.76); }

.desk-dots {
    display: flex;
    justify-content: center;
    gap: 9px;
    margin-top: 16px;
}
.desk-dot {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: #cbd5e1;
    cursor: pointer;
    transition: width .2s ease, background .2s ease;
}
.desk-dot.is-active {
    width: 26px;
    background: #2563eb;
}
.desk-dot:focus-visible { outline: 3px solid #bfdbfe; outline-offset: 3px; }

.desk-thumbs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}
.desk-thumb {
    display: flex;
    flex-direction: column;
    gap: 7px;
    padding: 8px;
    border: 2px solid transparent;
    border-radius: 12px;
    background: #f1f5f9;
    cursor: pointer;
    text-align: left;
    transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.desk-thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: top center;
    border-radius: 7px;
    display: block;
}
.desk-thumb span {
    font-size: 12px;
    font-weight: 700;
    color: #475569;
    padding: 0 2px 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.desk-thumb:hover { background: #e2e8f0; transform: translateY(-1px); }
.desk-thumb.is-active {
    border-color: #2563eb;
    background: #eff6ff;
}
.desk-thumb.is-active span { color: #1d4ed8; }
.desk-thumb:focus-visible { outline: 3px solid #bfdbfe; outline-offset: 2px; }

@media (max-width: 900px) {
    .desk-shots { padding: 28px 18px 24px; }
    .desk-thumbs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .desk-nav { width: 38px; height: 38px; font-size: 22px; }
    .desk-caption { padding: 28px 16px 12px; }
}
@media (max-width: 560px) {
    .desk-thumbs { grid-template-columns: 1fr; }
    .desk-caption span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    .desk-slide.is-active { animation: none; }
    .desk-thumb { transition: none; }
}
/* ==================== 截图轮播 · 大气版 ==================== */
.desk-shots {
    position: relative;
    margin-top: 34px;
    padding: 56px 48px 42px;
    border-radius: 32px;
    background:
        radial-gradient(900px 340px at 50% -10%, rgba(37, 99, 235, .06), transparent 70%),
        linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
    border: 1px solid #dbe4f3;
    box-shadow: 0 26px 60px rgba(15, 23, 42, .09);
    overflow: hidden;
}
.desk-shots::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    background: linear-gradient(90deg, #1d4ed8, #6366f1, #06b6d4);
    opacity: .85;
}
.desk-shots__head {
    position: relative;
    text-align: center;
    max-width: 760px;
    margin: 0 auto 34px;
}
.desk-shots__head .desk-section__eyebrow {
    color: #2563eb;
    letter-spacing: .22em;
}
.desk-shots__head h2 {
    margin: 12px 0 10px;
    font-size: clamp(28px, 3.2vw, 42px);
    font-weight: 900;
    letter-spacing: -.035em;
    line-height: 1.15;
    color: var(--desk-text);
}
.desk-shots__head p {
    margin: 0;
    color: var(--desk-muted);
    font-size: 15px;
    line-height: 1.75;
}

.desk-carousel { outline: none; }
.desk-carousel__viewport {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    background: #0b1220;
    box-shadow: 0 30px 70px rgba(15, 23, 42, .34), 0 0 0 1px rgba(255,255,255,.06) inset;
}
.desk-slide {
    display: none;
    margin: 0;
}
.desk-slide.is-active {
    display: block;
    animation: deskFade .5s cubic-bezier(.22,.61,.36,1);
}
.desk-slide img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: top center;
}
@keyframes deskFade {
    from { opacity: 0; transform: scale(1.015) translateX(16px); }
    to   { opacity: 1; transform: scale(1) translateX(0); }
}

/* 点击查看大图提示 */
.desk-slide.is-active::after {
    content: "点击查看大图";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(.96);
    padding: 11px 22px;
    border-radius: 999px;
    background: rgba(15, 23, 42, .78);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .02em;
    opacity: 0;
    pointer-events: none;
    backdrop-filter: blur(6px);
    transition: opacity .22s ease, transform .22s ease;
}
.desk-carousel__viewport:hover .desk-slide.is-active::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}
.desk-slide { cursor: zoom-in; }

.desk-nav {
    position: absolute;
    top: 46%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 50%;
    background: rgba(11, 18, 32, .5);
    color: #fff;
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
    backdrop-filter: blur(8px);
    transition: background .18s ease, transform .18s ease, border-color .18s ease;
    z-index: 3;
}
.desk-nav:hover {
    background: #2563eb;
    border-color: #2563eb;
    transform: translateY(-50%) scale(1.06);
}
.desk-nav:focus-visible { outline: 3px solid #93c5fd; outline-offset: 3px; }
.desk-nav--prev { left: 18px; }
.desk-nav--next { right: 18px; }

.desk-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 44px 28px 18px;
    background: linear-gradient(180deg, rgba(11,18,32,0) 0%, rgba(11,18,32,.86) 62%);
    color: #fff;
    pointer-events: none;
}
.desk-caption strong { font-size: 16px; font-weight: 800; letter-spacing: .01em; }
.desk-caption span { font-size: 13px; color: rgba(255,255,255,.78); }

.desk-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}
.desk-dot {
    width: 10px;
    height: 10px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: #cbd5e1;
    cursor: pointer;
    transition: width .22s ease, background .22s ease;
}
.desk-dot.is-active {
    width: 32px;
    background: linear-gradient(90deg, #2563eb, #6366f1);
}
.desk-dot:focus-visible { outline: 3px solid #bfdbfe; outline-offset: 3px; }

.desk-thumbs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 20px;
}
.desk-thumb {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 9px;
    border: 2px solid transparent;
    border-radius: 14px;
    background: #eef2f9;
    cursor: pointer;
    text-align: left;
    transition: border-color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.desk-thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: top center;
    border-radius: 8px;
    display: block;
}
.desk-thumb span {
    font-size: 12.5px;
    font-weight: 700;
    color: #475569;
    padding: 0 3px 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.desk-thumb:hover {
    background: #e2e8f0;
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(15, 23, 42, .1);
}
.desk-thumb.is-active {
    border-color: #2563eb;
    background: #eff6ff;
    box-shadow: 0 12px 26px rgba(37, 99, 235, .18);
}
.desk-thumb.is-active span { color: #1d4ed8; }
.desk-thumb:focus-visible { outline: 3px solid #bfdbfe; outline-offset: 2px; }

/* ==================== 大图弹层 ==================== */
.desk-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1200;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(8, 13, 26, .9);
    backdrop-filter: blur(8px);
    padding: 30px 84px;
}
.desk-lightbox.is-open { display: flex; animation: deskLbIn .24s ease; }
@keyframes deskLbIn { from { opacity: 0; } to { opacity: 1; } }

.desk-lightbox__figure {
    margin: 0;
    max-width: min(1500px, 100%);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    animation: deskLbZoom .28s cubic-bezier(.22,.61,.36,1);
}
@keyframes deskLbZoom {
    from { opacity: 0; transform: scale(.97); }
    to   { opacity: 1; transform: scale(1); }
}
.desk-lightbox__img {
    display: block;
    width: auto;
    max-width: 100%;
    max-height: calc(100vh - 168px);
    border-radius: 14px;
    box-shadow: 0 40px 90px rgba(0, 0, 0, .55);
    background: #0b1220;
}
.desk-lightbox__cap {
    color: rgba(255,255,255,.9);
    font-size: 14px;
    text-align: center;
    line-height: 1.6;
}
.desk-lightbox__cap strong { font-weight: 800; }
.desk-lightbox__cap span { color: rgba(255,255,255,.62); }
.desk-lightbox__count {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: rgba(255,255,255,.45);
    letter-spacing: .08em;
}

.desk-lb {
    position: absolute;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 50%;
    background: rgba(255,255,255,.09);
    color: #fff;
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
    transition: background .18s ease, transform .18s ease, border-color .18s ease;
}
.desk-lb:hover { background: #2563eb; border-color: #2563eb; transform: scale(1.08); }
.desk-lb:focus-visible { outline: 3px solid #93c5fd; outline-offset: 3px; }
.desk-lb--prev { left: 22px; }
.desk-lb--next { right: 22px; }
.desk-lb--close {
    top: 20px;
    right: 22px;
    width: 46px;
    height: 46px;
    font-size: 22px;
    background: rgba(255,255,255,.14);
}

.desk-lb-dots {
    position: absolute;
    left: 50%;
    bottom: 22px;
    transform: translateX(-50%);
    display: flex;
    gap: 9px;
}
.desk-lb-dot {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(255,255,255,.32);
    cursor: pointer;
    transition: width .2s ease, background .2s ease;
}
.desk-lb-dot.is-active {
    width: 26px;
    background: #60a5fa;
}

body.desk-lb-open { overflow: hidden; }

@media (max-width: 900px) {
    .desk-shots { padding: 32px 18px 26px; border-radius: 24px; }
    .desk-thumbs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .desk-nav { width: 42px; height: 42px; font-size: 24px; }
    .desk-caption { padding: 30px 16px 14px; }
    .desk-lightbox { padding: 22px 56px; }
    .desk-lb { width: 44px; height: 44px; font-size: 24px; }
    .desk-lb--prev { left: 8px; }
    .desk-lb--next { right: 8px; }
    .desk-lb--close { top: 12px; right: 12px; }
    .desk-lightbox__img { max-height: calc(100vh - 150px); }
}
@media (max-width: 560px) {
    .desk-thumbs { grid-template-columns: 1fr; }
    .desk-caption span { display: none; }
    .desk-lightbox { padding: 16px 12px 64px; }
    .desk-lightbox__img { max-height: calc(100vh - 190px); }
    .desk-lb--prev { left: 6px; bottom: 12px; top: auto; }
    .desk-lb--next { right: 6px; bottom: 12px; top: auto; }
}

@media (prefers-reduced-motion: reduce) {
    .desk-slide.is-active,
    .desk-lightbox.is-open,
    .desk-lightbox__figure { animation: none; }
    .desk-thumb, .desk-nav, .desk-lb { transition: none; }
}
/* ==================== 缩略图 · 大气版（可点击弹大图） ==================== */
.desk-thumbs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: auto;
    gap: 16px;
    margin-top: 22px;
}
.desk-thumb {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
    border: 2px solid transparent;
    border-radius: 16px;
    background: linear-gradient(180deg, #f7f9fd 0%, #eef2f9 100%);
    cursor: zoom-in;
    text-align: left;
    transition: border-color .2s ease, background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.desk-thumb:first-child {
    grid-column: span 2;
}
.desk-thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: top center;
    border-radius: 10px;
    display: block;
    box-shadow: 0 4px 12px rgba(15, 23, 42, .1);
}
.desk-thumb span {
    font-size: 13px;
    font-weight: 800;
    color: #475569;
    padding: 0 4px 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: .01em;
}
/* 缩略图上的「查看大图」提示 */
.desk-thumb::after {
    content: "查看大图";
    position: absolute;
    left: 50%;
    top: 44%;
    transform: translate(-50%, -50%) scale(.94);
    padding: 7px 14px;
    border-radius: 999px;
    background: rgba(15, 23, 42, .8);
    color: #fff;
    font-size: 11.5px;
    font-weight: 700;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    backdrop-filter: blur(4px);
    transition: opacity .2s ease, transform .2s ease;
}
.desk-thumb:hover::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}
.desk-thumb:hover {
    background: #e6edf9;
    transform: translateY(-3px);
    box-shadow: 0 16px 30px rgba(15, 23, 42, .14);
}
.desk-thumb.is-active {
    border-color: #2563eb;
    background: #eff6ff;
    box-shadow: 0 16px 32px rgba(37, 99, 235, .22);
}
.desk-thumb.is-active span { color: #1d4ed8; }
.desk-thumb.is-active img { box-shadow: 0 6px 16px rgba(37, 99, 235, .24); }
.desk-thumb:focus-visible { outline: 3px solid #bfdbfe; outline-offset: 3px; }

@media (max-width: 900px) {
    .desk-thumbs { gap: 12px; }
    .desk-thumb span { font-size: 12px; }
}
@media (max-width: 640px) {
    .desk-thumbs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .desk-thumb:first-child { grid-column: span 2; }
}
/* ==================== 缩略图 · 支持任意张数 ==================== */
/* 覆盖前面的固定 4 列布局：按容器宽度自动排列，5 张、8 张、10 张都能正常换行 */
.desk-thumbs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    grid-auto-rows: auto;
    gap: 14px;
    margin-top: 22px;
}
/* 只在窗口够宽时才让首张跨两列，避免图片少时被拉得过大 */
@media (min-width: 1080px) {
    .desk-thumb:first-child { grid-column: span 2; }
}
.desk-thumb {
    min-width: 0;
}
.desk-thumb span {
    display: block;
    line-height: 1.45;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
/* 图片数量多时，缩略图标签字号略收一点 */
@media (max-width: 720px) {
    .desk-thumbs { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
    .desk-thumb:first-child { grid-column: auto; }
    .desk-thumb span { font-size: 12px; }
}
/* ==================== 图片自适应（任意尺寸 / 任意张数） ==================== */
/* 主图：容器给 16:9 占位，图片用 contain 完整显示，不裁边、不变形。
   你的截图比例就算不是 16:9（如 16:10、21:9）也会完整显示。 */
.desk-slide img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: contain;
    object-position: center;
    background: #0b1220;
}
/* 缩略图同理，统一 16:9 占位 + contain */
.desk-thumb img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: contain;
    object-position: center;
    background: #0b1220;
}
/* 缩略图标题允许两行，张数多时长标题不会被截成一句 */
.desk-thumb span {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    white-space: normal;
    overflow: hidden;
    line-height: 1.4;
    min-height: 2.8em;
}