:root {
    --platform-primary: #0b332f;
    --platform-primary-strong: #062723;
    --platform-accent: #0a7a43;
    --platform-danger: #e21e24;
    --platform-bg: #f6f5f1;
    --platform-surface: #ffffff;
    --platform-surface-soft: #f3f7f4;
    --platform-text: #17211f;
    --platform-muted: #66706d;
    --platform-border: #dfe4df;
    --platform-shadow: 0 10px 30px rgba(20, 39, 33, 0.07);
    --platform-topbar: 92px;
    --platform-primary-nav: 210px;
    --platform-secondary-nav: 178px;
}

html[data-platform-theme="celadon"] {
    --platform-primary: #244f50;
    --platform-primary-strong: #173c3e;
    --platform-accent: #287d6b;
    --platform-bg: #f2f7f5;
    --platform-surface-soft: #eaf3ef;
    --platform-border: #d6e2de;
}

html[data-platform-theme="inkgold"] {
    --platform-primary: #171b1a;
    --platform-primary-strong: #0d1110;
    --platform-accent: #9a6c27;
    --platform-bg: #f3f0e9;
    --platform-surface-soft: #f4efe5;
    --platform-border: #ddd5c6;
}

body.platform-shell-ready {
    color: var(--platform-text);
    background: var(--platform-bg);
}

#app.platform-app {
    background: var(--platform-bg);
}

.platform-primary-sidebar {
    position: relative !important;
    width: var(--platform-primary-nav) !important;
    min-width: var(--platform-primary-nav);
    height: 100vh;
    z-index: 50;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at -18% 93%, transparent 0 72px, rgba(187, 150, 83, .22) 73px 74px, transparent 75px 96px, rgba(187, 150, 83, .14) 97px 98px, transparent 99px),
        linear-gradient(180deg, var(--platform-primary-strong), var(--platform-primary));
    border-right: 1px solid rgba(255, 255, 255, .08);
    box-shadow: none;
}

.platform-primary-sidebar::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 112px;
    pointer-events: none;
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, .12));
}

.platform-primary-nav {
    position: relative;
    z-index: 1;
    padding: 30px 0 18px;
}

.platform-primary-item {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 68px;
    padding: 0 26px 0 32px;
    gap: 16px;
    color: rgba(255, 255, 255, .88);
    background: transparent;
    border: 0;
    font: 500 16px/1.2 "Microsoft YaHei", "PingFang SC", sans-serif;
    text-align: left;
    cursor: pointer;
    transition: background .18s ease, color .18s ease;
}

.platform-primary-item::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: transparent;
}

.platform-primary-item:hover,
.platform-primary-item:focus-visible {
    color: #fff;
    background: rgba(255, 255, 255, .07);
    outline: none;
}

.platform-primary-item.is-active {
    color: #fff;
    background: rgba(255, 255, 255, .09);
}

.platform-primary-item.is-active::before {
    background: var(--platform-danger);
}

.platform-primary-item svg {
    width: 24px;
    height: 24px;
    flex: 0 0 auto;
    stroke-width: 1.8;
}

.platform-sidebar-footer {
    position: absolute;
    z-index: 2;
    inset: auto 0 0;
    padding: 16px 18px 20px;
    border-top: 1px solid rgba(255, 255, 255, .09);
    background: rgba(0, 0, 0, .08);
}

.platform-sidebar-user {
    margin: 0 0 10px;
    color: rgba(255, 255, 255, .62);
    font-size: 12px;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.platform-logout {
    width: 100%;
    padding: 8px 10px;
    color: rgba(255, 255, 255, .82);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
}

.platform-main {
    display: flex;
    min-width: 0;
    flex: 1 1 auto;
    flex-direction: column;
    overflow: hidden !important;
    background: var(--platform-bg);
}

.platform-topbar {
    display: none;
    min-height: var(--platform-topbar);
    padding: 0 30px;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    background: var(--platform-surface);
    border-bottom: 1px solid var(--platform-border);
    flex: 0 0 auto;
}

#app.platform-authenticated .platform-topbar {
    display: flex;
}

.platform-topbar-brand {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 24px;
}

.platform-brand-logo {
    width: 238px;
    height: 62px;
    object-fit: contain;
    object-position: left center;
}

.platform-title-divider {
    width: 1px;
    height: 44px;
    background: var(--platform-border);
}

.platform-title {
    margin: 0;
    color: var(--platform-text);
    font: 500 23px/1.2 "Microsoft YaHei", "PingFang SC", sans-serif;
    white-space: nowrap;
}

.platform-topbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.platform-menu-button {
    display: none;
    width: 38px;
    height: 38px;
    padding: 8px;
    color: var(--platform-text);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 5px;
}
.platform-menu-button svg { width: 21px; height: 21px; stroke-width: 1.8; }

.platform-top-button,
.platform-user-button {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    gap: 8px;
    padding: 0 12px;
    color: var(--platform-text);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    font: 400 13px/1 "Microsoft YaHei", sans-serif;
    cursor: pointer;
}

.platform-top-button:hover,
.platform-user-button:hover,
.platform-top-button:focus-visible,
.platform-user-button:focus-visible {
    background: var(--platform-surface-soft);
    border-color: var(--platform-border);
    outline: none;
}

.platform-top-button svg,
.platform-user-button svg {
    width: 21px;
    height: 21px;
    stroke-width: 1.7;
}

.platform-theme-wrap {
    position: relative;
}

.platform-theme-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    z-index: 90;
    width: 156px;
    padding: 6px;
    background: var(--platform-surface);
    border: 1px solid var(--platform-border);
    border-radius: 7px;
    box-shadow: var(--platform-shadow);
}

.platform-theme-menu[hidden] { display: none; }

.platform-theme-option {
    width: 100%;
    padding: 10px 11px;
    color: var(--platform-text);
    background: transparent;
    border: 0;
    border-radius: 5px;
    text-align: left;
    font-size: 13px;
    cursor: pointer;
}

.platform-theme-option:hover,
.platform-theme-option.is-selected { background: var(--platform-surface-soft); color: var(--platform-accent); }

.platform-body {
    position: relative;
    display: flex;
    min-width: 0;
    min-height: 0;
    flex: 1 1 auto;
}

.platform-secondary {
    position: absolute;
    z-index: 45;
    inset: 10px auto 10px 10px;
    width: 220px;
    min-width: 220px;
    padding: 0 0 14px;
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateX(-12px);
    transition: opacity .16s ease, transform .16s ease, visibility .16s;
    background: var(--platform-surface);
    border: 1px solid var(--platform-border);
    border-radius: 6px;
    box-shadow: 0 16px 36px rgba(15, 35, 31, .14);
}

.platform-secondary.is-visible.is-drawer-open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

.platform-secondary-header {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    min-height: 52px;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px 0 20px;
    background: var(--platform-surface);
    border-bottom: 1px solid var(--platform-border);
}

.platform-secondary-heading {
    margin: 0;
    padding: 0;
    color: var(--platform-muted);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .08em;
}

.platform-secondary-close {
    display: inline-grid;
    width: 30px;
    height: 30px;
    place-items: center;
    color: var(--platform-muted);
    background: transparent;
    border: 0;
    border-radius: 4px;
    font-size: 25px;
    line-height: 1;
    cursor: pointer;
}

.platform-secondary-close:hover { color: var(--platform-accent); background: var(--platform-surface-soft); }

.platform-subnav-group[hidden] { display: none; }

.platform-subnav-empty {
    margin: 18px 20px;
    color: var(--platform-muted);
    font-size: 13px;
    line-height: 1.7;
}

.platform-subnav-empty[hidden],
.platform-secondary .sidebar-item[hidden] { display: none !important; }

.platform-secondary .sidebar-item {
    position: relative;
    display: flex !important;
    align-items: center;
    width: 100%;
    min-height: 50px;
    margin: 0 !important;
    padding: 0 20px 0 28px !important;
    color: var(--platform-text) !important;
    background: transparent !important;
    border: 0;
    border-radius: 0 !important;
    font: 400 14px/1.2 "Microsoft YaHei", sans-serif;
    text-align: left;
    cursor: pointer;
}

.platform-secondary .sidebar-item[style*="display: none"] { display: none !important; }

.platform-secondary .sidebar-item::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 13px;
    bottom: 13px;
    width: 3px;
    background: transparent;
}

.platform-secondary .sidebar-item:hover,
.platform-secondary .sidebar-item.sidebar-active {
    color: var(--platform-accent) !important;
    background: var(--platform-surface-soft) !important;
}

.platform-secondary .sidebar-item.sidebar-active::before { background: var(--platform-accent); }

.platform-view-host {
    position: relative;
    min-width: 0;
    min-height: 0;
    flex: 1 1 auto;
    overflow: auto;
    background: var(--platform-bg);
}

.platform-workspace-bar {
    position: sticky;
    top: 0;
    z-index: 40;
    display: none;
    min-width: 0;
    min-height: 48px;
    align-items: stretch;
    background: var(--platform-surface);
    border-bottom: 1px solid var(--platform-border);
}

.platform-workspace-bar.is-visible { display: flex; }
.platform-view-host:has(#hotBakePage:not(.hidden)) > .platform-workspace-bar { padding-right: 112px; }
#app:has(#hotBakePage:not(.hidden)) .platform-report-button {
    top: calc(var(--platform-topbar) + 7px);
    right: 12px;
    bottom: auto;
    width: auto;
    min-height: 34px;
    padding: 7px 10px;
    border-radius: 4px;
    font-size: 12px;
    writing-mode: horizontal-tb;
    letter-spacing: 0;
    box-shadow: none;
}

/* One vertical scroll surface for hot-bake: the iframe owns content scrolling,
   while the platform menu stays outside it. Other departments keep their layout. */
.platform-view-host:has(#hotBakePage:not(.hidden)) {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.platform-view-host:has(#hotBakePage:not(.hidden)) > .platform-workspace-bar { flex: 0 0 auto; }
.platform-view-host #hotBakePage:not(.hidden) { flex: 1 1 0; min-height: 0; min-width: 0; }
.platform-view-host #hotBakeFrame { display: block; width: 100%; height: 100% !important; min-height: 0 !important; border: 0; border-radius: 0; box-shadow: none; }

.platform-secondary-trigger {
    display: inline-flex;
    min-width: max-content;
    align-items: center;
    gap: 8px;
    margin: 7px 2px 7px 14px;
    padding: 0 12px;
    color: var(--platform-text);
    background: var(--platform-surface-soft);
    border: 1px solid var(--platform-border);
    border-radius: 4px;
    font: 500 13px/1 "Microsoft YaHei", sans-serif;
    cursor: pointer;
}

.platform-secondary-trigger[hidden] { display: none; }
.platform-secondary-trigger:hover,
.platform-secondary-trigger[aria-expanded="true"] { color: var(--platform-accent); border-color: color-mix(in srgb, var(--platform-accent) 38%, var(--platform-border)); }
.platform-secondary-trigger svg { width: 16px; height: 16px; stroke-width: 1.8; }
.platform-secondary-trigger-arrow { margin-left: 2px; font-size: 18px; transition: transform .16s ease; }
.platform-secondary-trigger[aria-expanded="true"] .platform-secondary-trigger-arrow { transform: rotate(180deg); }

#pageContent {
    min-width: 0;
    padding: 24px 28px !important;
}

#pageContent.platform-home-active { padding: 0 !important; }

.platform-tabs {
    display: none;
    min-height: 48px;
    align-items: end;
    gap: 12px;
    padding: 0 26px;
    overflow-x: auto;
    flex: 1 1 auto;
    background: var(--platform-surface);
    border-bottom: 0;
}

.platform-tabs.is-visible { display: flex; }

.platform-tab {
    position: relative;
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    gap: 9px;
    padding: 0 12px;
    color: var(--platform-muted);
    background: transparent;
    border: 0;
    white-space: nowrap;
    font-size: 13px;
    cursor: pointer;
}

.platform-tab::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 2px;
    background: transparent;
}

.platform-tab.is-active { color: var(--platform-accent); }
.platform-tab.is-active::after { background: var(--platform-accent); }
.platform-tab-close { color: inherit; font-size: 15px; line-height: 1; }

.platform-home {
    min-height: calc(100vh - var(--platform-topbar));
    color: var(--platform-text);
    background: #fbfaf7;
}

.platform-home-hero {
    position: relative;
    min-height: 344px;
    display: flex;
    align-items: center;
    padding: 54px 8vw;
    overflow: hidden;
    color: #fff;
    background-color: #0b2f2c;
    background-image:
        linear-gradient(90deg, rgba(5, 38, 35, .98) 0%, rgba(5, 38, 35, .92) 28%, rgba(5, 38, 35, .32) 57%, rgba(5, 38, 35, 0) 78%),
        url('/local/platform-home-hero.jpg');
    background-position: center, right center;
    background-repeat: no-repeat;
    background-size: 100% 100%, auto 100%;
}

.platform-home-hero::before {
    content: "";
    position: absolute;
    inset: -80px auto auto -80px;
    width: 270px;
    height: 270px;
    border: 1px solid rgba(202, 171, 105, .17);
    border-radius: 50%;
    box-shadow: 0 0 0 28px rgba(202, 171, 105, .08), 0 0 0 56px rgba(202, 171, 105, .05);
}

.platform-home-copy { position: relative; z-index: 1; max-width: 520px; }
.platform-home-copy h1 { margin: 0 0 22px; font: 500 clamp(30px, 3vw, 44px)/1.2 "STKaiti", "KaiTi", serif; letter-spacing: .06em; }
.platform-home-copy p { margin: 7px 0; font: 400 17px/1.7 "Microsoft YaHei", sans-serif; letter-spacing: .06em; }

.platform-home-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(310px, .85fr);
    gap: 34px;
    padding: 34px 42px 28px;
    background:
        linear-gradient(90deg, transparent 0 96%, rgba(166, 132, 65, .04) 96%),
        #fbfaf7;
}

.platform-section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 38px;
    margin: 0;
    padding-bottom: 12px;
    color: var(--platform-text);
    border-bottom: 1px solid #dfd6c6;
    font-size: 18px;
    font-weight: 500;
}

.platform-section-link {
    color: var(--platform-muted);
    background: transparent;
    border: 0;
    font-size: 12px;
    cursor: pointer;
}

.platform-log-list { margin: 0; padding: 0; list-style: none; }
.platform-log-row {
    display: grid;
    grid-template-columns: 116px minmax(0, 1fr) 102px;
    min-height: 54px;
    align-items: center;
    gap: 14px;
    border-bottom: 1px solid #e8dfd2;
    font-size: 13px;
}
.platform-log-version { color: var(--platform-text); font-variant-numeric: tabular-nums; }
.platform-log-type { display: inline-block; width: 38px; color: var(--platform-accent); }
.platform-log-date { color: #8a7f74; text-align: right; font-variant-numeric: tabular-nums; }

.platform-culture {
    margin-bottom: 22px;
    background: linear-gradient(135deg, #e7f0eb, #eff3ef);
    border: 1px solid #dbe5df;
}
.platform-culture-title {
    margin: 0;
    padding: 12px 16px;
    color: #fff;
    background: var(--platform-primary-strong);
    font-size: 15px;
    font-weight: 500;
}
.platform-culture blockquote { margin: 0; padding: 22px 24px 24px 52px; color: #33413d; font: 500 18px/1.85 "STKaiti", "KaiTi", serif; }
.platform-culture blockquote::before { content: "“"; float: left; margin-left: -32px; color: #8db7a6; font-size: 42px; line-height: .8; }

.platform-quick-title { margin: 0 0 12px; padding-bottom: 10px; border-bottom: 1px solid #dfd6c6; font-size: 17px; font-weight: 500; }
.platform-quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.platform-quick-entry {
    display: flex;
    min-height: 82px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--platform-text);
    background: transparent;
    border: 0;
    border-radius: 5px;
    font-size: 12px;
    cursor: pointer;
}
.platform-quick-entry:hover { background: var(--platform-surface-soft); color: var(--platform-accent); }
.platform-quick-entry svg { width: 29px; height: 29px; stroke-width: 1.6; }

.platform-system-strip {
    margin: 0 42px 28px;
    padding-top: 14px;
    border-top: 1px solid #dfd6c6;
}
.platform-system-strip h2 { margin: 0 0 12px; font-size: 17px; font-weight: 500; }
.platform-system-items { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.platform-system-item { min-height: 58px; padding: 6px 18px; border-right: 1px solid #e3dacd; }
.platform-system-item:last-child { border-right: 0; }
.platform-system-label { display: block; color: var(--platform-muted); font-size: 12px; }
.platform-system-value { display: block; margin-top: 6px; color: var(--platform-text); font-size: 14px; }
.platform-system-value.is-ok { color: #27893f; }

.platform-engineering-hub, .platform-department-hub { color: var(--platform-text); }
.platform-breadcrumb { margin: 0 0 18px; color: var(--platform-muted); font-size: 12px; }
.platform-page-heading { margin: 0 0 22px; font-size: 26px; font-weight: 500; }
.platform-department-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: 16px; }
.platform-department-links { display: grid; }
.platform-department-link {
    display: flex;
    min-height: 67px;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 11px 17px;
    color: var(--platform-text);
    background: var(--platform-surface);
    border: 0;
    border-bottom: 1px solid var(--platform-border);
    text-align: left;
    cursor: pointer;
}
.platform-department-link:last-child { border-bottom: 0; }
.platform-department-link:hover { background: var(--platform-surface-soft); }
.platform-department-link b { display: block; font-size: 14px; font-weight: 500; }
.platform-department-link small { display: block; margin-top: 5px; color: var(--platform-muted); font-size: 12px; font-weight: 400; }
.platform-department-arrow { display: grid; width: 26px; height: 26px; flex: 0 0 26px; place-items: center; color: var(--platform-accent); }
.platform-department-arrow svg { width: 17px; height: 17px; stroke-width: 1.8; }
.platform-department-note { min-height: 180px; padding: 20px; color: var(--platform-muted); font-size: 13px; line-height: 1.9; }
.platform-release-list { margin: 0; padding: 0; list-style: none; }
.platform-release-list li { display: grid; grid-template-columns: minmax(190px, .42fr) minmax(0, 1fr); gap: 20px; padding: 16px 18px; border-bottom: 1px solid var(--platform-border); }
.platform-release-list li:last-child { border-bottom: 0; }
.platform-release-list b { font-size: 14px; font-weight: 500; }
.platform-release-list span { color: var(--platform-muted); font-size: 13px; line-height: 1.7; }
.platform-feedback-panel { display: flex; min-height: 150px; align-items: center; justify-content: space-between; gap: 28px; padding: 24px; }
.platform-feedback-panel h2 { margin: 0 0 10px; font-size: 17px; font-weight: 500; }
.platform-feedback-panel p { max-width: 760px; margin: 0; color: var(--platform-muted); font-size: 13px; line-height: 1.8; }
.platform-metric-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 18px;
    background: var(--platform-surface);
    border: 1px solid var(--platform-border);
}
.platform-metric { display: grid; grid-template-columns: 44px 1fr; gap: 12px; align-items: center; min-height: 94px; padding: 16px 22px; border-right: 1px solid var(--platform-border); }
.platform-metric:last-child { border-right: 0; }
.platform-metric-icon { display: grid; width: 42px; height: 42px; place-items: center; color: var(--platform-accent); background: var(--platform-surface-soft); border-radius: 8px; }
.platform-metric-icon svg { width: 23px; height: 23px; }
.platform-metric-label { display: block; color: var(--platform-muted); font-size: 13px; }
.platform-metric-value { display: block; margin-top: 8px; font-size: 24px; font-weight: 600; }
.platform-metric-unit { margin-left: 5px; font-size: 12px; font-weight: 400; }

.platform-hub-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr); gap: 16px; }
.platform-panel { background: var(--platform-surface); border: 1px solid var(--platform-border); }
.platform-panel + .platform-panel { margin-top: 16px; }
.platform-panel-head { display: flex; align-items: center; justify-content: space-between; min-height: 52px; padding: 0 17px; border-bottom: 1px solid var(--platform-border); }
.platform-panel-head h2 { margin: 0; font-size: 16px; font-weight: 500; }
.platform-empty { min-height: 190px; display: grid; place-items: center; padding: 28px; color: var(--platform-muted); font-size: 13px; text-align: center; }
.platform-action-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; padding: 17px; }
.platform-action {
    min-height: 44px;
    padding: 0 14px;
    color: var(--platform-text);
    background: var(--platform-surface);
    border: 1px solid #cfc9be;
    border-radius: 3px;
    font-size: 13px;
    cursor: pointer;
}
.platform-action:hover { color: var(--platform-accent); border-color: var(--platform-accent); }
.platform-overview { grid-column: 1 / -1; margin-top: 16px; }
.platform-overview-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.platform-overview-table th, .platform-overview-table td { padding: 12px 16px; border-bottom: 1px solid var(--platform-border); text-align: left; }
.platform-overview-table th { color: var(--platform-muted); background: var(--platform-surface-soft); font-weight: 500; }

.platform-report-button {
    display: none;
    position: fixed;
    z-index: 80;
    right: 0;
    top: 68%;
    width: 46px;
    padding: 14px 10px;
    color: #fff;
    background: var(--platform-danger);
    border: 0;
    border-radius: 18px 0 0 18px;
    box-shadow: 0 8px 22px rgba(185, 25, 30, .25);
    font: 600 15px/1.2 "Microsoft YaHei", sans-serif;
    writing-mode: vertical-rl;
    letter-spacing: .12em;
    cursor: pointer;
}
#app.platform-authenticated .platform-report-button { display: block; }
.platform-report-button:hover { background: #c50f16; }

@media (min-width: 768px) {
    #modalOverlay.platform-equipment-drawer {
        align-items: stretch;
        justify-content: flex-end;
        padding: var(--platform-topbar) 0 0 var(--platform-primary-nav);
        background: rgba(15, 35, 31, .09);
        z-index: 70;
    }
    #modalOverlay.platform-equipment-drawer #modalContent {
        width: 390px !important;
        max-width: 390px !important;
        height: calc(100vh - var(--platform-topbar));
        max-height: none;
        margin: 0;
        padding: 0;
        border-left: 1px solid var(--platform-border);
        border-radius: 0;
        box-shadow: -16px 0 34px rgba(20, 39, 33, .10);
    }
    #modalOverlay.platform-equipment-drawer #modalContent > div {
        max-width: none !important;
        min-height: 100%;
        padding: 22px 18px !important;
    }
    #modalOverlay.platform-equipment-drawer .eq-detail-tab {
        padding-left: 8px !important;
        padding-right: 8px !important;
        font-size: 12px !important;
        white-space: nowrap;
    }
    #modalOverlay.platform-equipment-drawer .eq-detail-content .grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}

/* 统一现有业务内页的表面质感；不改动业务组件结构。 */
#pageContent > [id$="Page"] > .page-title,
#pageContent > [id$="Page"] .page-title { color: var(--platform-text); font-weight: 500; }
#pageContent .card { border: 1px solid var(--platform-border); border-radius: 4px; box-shadow: none; }
#pageContent .btn { border-radius: 4px; font-weight: 500; }
#equipmentPage .btn-blue { background: var(--platform-accent) !important; border-color: var(--platform-accent) !important; }
#pageContent table { color: var(--platform-text); }
#pageContent thead { background: var(--platform-surface-soft); }

@media (max-width: 1180px) {
    :root { --platform-primary-nav: 190px; --platform-secondary-nav: 164px; }
    .platform-brand-logo { width: 205px; }
    .platform-home-grid { grid-template-columns: 1fr; }
    .platform-system-items { grid-template-columns: repeat(2, 1fr); row-gap: 12px; }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .platform-title-divider, .platform-title { display: none; }
    .platform-user-button span, .platform-theme-label { display: none; }
    .platform-topbar-brand { min-width: 0; }
    .platform-topbar-actions { flex-shrink: 0; }
}

@media (max-width: 767px) {
    :root { --platform-topbar: 66px; }
    .platform-primary-sidebar {
        position: fixed !important;
        left: 0;
        top: 0;
        width: 236px !important;
        min-width: 236px;
        transform: translateX(-100%);
        transition: transform .2s ease;
    }
    .platform-primary-sidebar.active { transform: translateX(0); }
    .platform-topbar { padding: 0 14px; gap: 8px; }
    .platform-topbar-brand { gap: 10px; }
    .platform-menu-button { display: inline-grid; place-items: center; flex: 0 0 auto; }
    .platform-brand-logo { width: 150px; height: 48px; }
    .platform-title-divider, .platform-title { display: none; }
    .platform-user-button span, .platform-theme-label { display: none; }
    .platform-top-button, .platform-user-button { padding: 0 7px; }
    .platform-body { flex-direction: column; }
    .platform-secondary:not(.is-visible) { display: none; }
    .platform-secondary.is-visible { position: static; display: flex; width: 100%; min-width: 0; min-height: 47px; flex: 0 0 47px; padding: 0; overflow-x: auto; overflow-y: hidden; visibility: visible; opacity: 1; pointer-events: auto; transform: none; transition: none; border: 0; border-radius: 0; border-bottom: 1px solid var(--platform-border); box-shadow: none; scrollbar-width: none; }
    .platform-secondary.is-visible::-webkit-scrollbar { display: none; }
    .platform-secondary-header { display: none; }
    .platform-subnav-group:not([hidden]) { display: flex; min-height: 46px; }
    .platform-secondary .sidebar-item { min-width: max-content; min-height: 46px; padding: 0 17px !important; }
    .platform-secondary .sidebar-item::before { inset: auto 13px 0; width: auto; height: 2px; }
    #pageContent { padding: 16px 14px !important; }
    #pageContent.platform-home-active { padding: 0 !important; }
    .platform-tabs { min-height: 44px; padding: 0 10px; }
    .platform-secondary-trigger:not([hidden]) { display: inline-flex !important; min-height: 44px; margin: 4px 2px 4px 8px; }
    .platform-secondary.is-visible { position: absolute; inset: 54px 8px auto; width: min(280px, calc(100% - 16px)); max-height: calc(100% - 64px); min-height: 0; display: block; overflow: auto; visibility: hidden; opacity: 0; pointer-events: none; border: 1px solid var(--platform-border); border-radius: 6px; box-shadow: 0 12px 28px rgba(15,35,31,.16); }
    .platform-secondary.is-visible.is-drawer-open { visibility: visible; opacity: 1; pointer-events: auto; }
    .platform-secondary-header { display: flex; }
    .platform-secondary .platform-subnav-group:not([hidden]) { display: block; }
    .platform-tabs { scrollbar-width: none; }
    .platform-tabs::-webkit-scrollbar { display: none; }
    .platform-tab { min-height: 44px; }
    .platform-home-hero { min-height: 310px; padding: 38px 24px; background-position: center, 62% center; }
    .platform-home-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,38,35,.96), rgba(5,38,35,.7) 68%, rgba(5,38,35,.36)); }
    .platform-home-copy { z-index: 2; }
    .platform-home-copy h1 { font-size: 30px; }
    .platform-home-copy p { font-size: 14px; }
    .platform-home-grid { grid-template-columns: 1fr; padding: 24px 18px; gap: 24px; }
    .platform-log-row { grid-template-columns: 94px 1fr; padding: 10px 0; }
    .platform-log-date { grid-column: 2; text-align: left; font-size: 11px; }
    .platform-quick-grid { grid-template-columns: repeat(2, 1fr); }
    .platform-system-strip { margin: 0 18px 24px; }
    .platform-system-items { grid-template-columns: 1fr 1fr; }
    .platform-system-item:nth-child(2n) { border-right: 0; }
    .platform-metric-strip { grid-template-columns: 1fr 1fr; }
    .platform-metric:nth-child(2) { border-right: 0; }
    .platform-metric:nth-child(-n+2) { border-bottom: 1px solid var(--platform-border); }
    .platform-view-host { overflow-x: hidden; }
    .platform-engineering-hub, .platform-department-hub, .platform-hub-grid, .platform-hub-grid > *, .platform-panel { min-width: 0; max-width: 100%; }
    .platform-hub-grid { grid-template-columns: minmax(0, 1fr); }
    .platform-department-layout { grid-template-columns: minmax(0, 1fr); }
    .platform-release-list li { grid-template-columns: 1fr; gap: 6px; }
    .platform-feedback-panel { align-items: stretch; flex-direction: column; }
    .platform-feedback-panel .platform-action { width: 100%; }
    .platform-overview { grid-column: auto; overflow-x: auto; }
    .platform-overview-table { table-layout: fixed; font-size: 11px; }
    .platform-overview-table th, .platform-overview-table td { padding: 9px 7px; word-break: break-word; }
    .platform-report-button { top: auto; bottom: 90px; width: auto; padding: 11px 15px; border-radius: 18px 0 0 18px; writing-mode: horizontal-tb; letter-spacing: .04em; font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}