.technical-nav {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 40;
    height: 56px;
    border-bottom: 1px solid var(--hairline);
    background: var(--paper);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.nav-left {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-box {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-0);
    display: grid;
    place-items: center;
    background: var(--forest);
    color: var(--paper);
    font-size: 16px;
}

.brand-text {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--forest);
}

.nav-center {
    display: inline-flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--grid);
    opacity: 0.6;
    transition: opacity var(--transition-fast), color var(--transition-fast);
}

.nav-link .nav-num {
    color: var(--grid);
    opacity: 0.4;
    margin-right: 4px;
}

.nav-link:hover,
.nav-link.is-active {
    opacity: 1;
    color: var(--forest);
}

.nav-link.is-active .nav-num {
    color: var(--forest);
    opacity: 0.6;
}

.nav-right {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.nav-username {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--grid);
    opacity: 0.6;
}

.nav-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border: none;
    background: transparent;
    color: var(--grid);
    opacity: 0.5;
    cursor: pointer;
    transition: opacity var(--transition-fast), color var(--transition-fast);
    border-radius: var(--radius-sm);
}

.nav-logout:hover {
    opacity: 1;
    color: var(--forest);
}

.button {
    border: 1px solid var(--forest);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: background var(--transition-fast), color var(--transition-fast);
    cursor: pointer;
}

.button-ghost {
    color: var(--forest);
    background: transparent;
}

.button-ghost:hover {
    background: rgba(26, 60, 43, 0.08);
}

.button-solid {
    color: var(--paper);
    background: var(--forest);
}

.button-solid:hover {
    background: #143022;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid rgba(26, 60, 43, 0.2);
    padding: 4px 12px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.status-dot {
    width: 8px;
    height: 8px;
    display: inline-block;
    background: var(--forest);
}

.hero-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 24px;
    align-items: center;
}

.hero-block {
    display: grid;
    gap: 12px;
}

.orbit-frame {
    border: 1px solid var(--hairline);
    padding: 20px;
    display: grid;
    gap: 14px;
    border-radius: var(--radius-0);
    background: var(--paper);
}

.orbit-svg {
    width: 100%;
    max-width: 320px;
}

.orbit-rotate {
    transform-origin: 140px 140px;
    animation: orbitRotate 20s linear infinite;
}

.topology-circle .orbit-rotate {
    transform-origin: 225px 225px;
}

@keyframes orbitRotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: var(--grid);
    border: 1px solid var(--hairline);
}

.bento-cell {
    background: var(--paper);
    padding: 32px;
    min-height: 240px;
    display: grid;
    align-content: start;
    gap: 14px;
}

.cell-label {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-left: 2px solid var(--forest);
    padding-left: 8px;
}

.accent-coral {
    border-left-color: var(--coral);
}

.accent-mint {
    border-left-color: var(--mint);
}

.accent-gold {
    border-left-color: var(--gold);
}

.mockup-box {
    border: 1px solid var(--hairline);
    background: #fff;
    padding: 12px;
    display: grid;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.05em;
}

.chip-row {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    display: inline-block;
    border: 1px solid var(--hairline);
    padding: 4px 8px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.chip-ok {
    background: rgba(158, 255, 191, 0.35);
}

.chip-warn {
    background: rgba(255, 140, 105, 0.25);
}

.technical-form-cta {
    width: min(640px, 100%);
    margin: 0 auto;
    border: 1px solid var(--hairline);
    padding: 28px;
    position: relative;
    background: var(--paper);
}

.corner-marker {
    position: absolute;
    width: 10px;
    height: 10px;
    border-color: var(--forest);
    border-style: solid;
}

.corner-marker.top-left {
    top: -1px;
    left: -1px;
    border-width: 1px 0 0 1px;
}

.corner-marker.top-right {
    top: -1px;
    right: -1px;
    border-width: 1px 1px 0 0;
}

.corner-marker.bottom-left {
    bottom: -1px;
    left: -1px;
    border-width: 0 0 1px 1px;
}

.corner-marker.bottom-right {
    bottom: -1px;
    right: -1px;
    border-width: 0 1px 1px 0;
}

.technical-form {
    display: grid;
    gap: 8px;
}

.technical-form label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.progress-track {
    width: 100%;
    height: 8px;
    border: 1px solid var(--hairline);
    background: #fff;
}

.progress-track span {
    display: block;
    height: 100%;
    background: var(--forest);
    transition: width var(--transition-fast);
}

.image-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.table-list {
    display: grid;
    gap: 10px;
}

.list-item {
    border: 1px solid var(--hairline);
    background: #fff;
    display: grid;
    grid-template-rows: auto auto;
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.list-item:hover {
    border-color: var(--hairline-strong);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.list-item-thumb {
    width: 100%;
    aspect-ratio: 1;
    background: #f5f5f5;
    display: grid;
    place-items: center;
    overflow: hidden;
    border-bottom: 1px solid var(--hairline);
}

.list-item-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.list-item-info {
    padding: 10px;
    display: grid;
    gap: 8px;
    min-width: 0;
}

.list-item-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.list-item-head strong {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.06em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
    color: var(--grid);
}

.list-item-meta {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.06em;
    color: var(--grid);
    opacity: 0.7;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.list-actions {
    display: inline-flex;
    gap: 6px;
    flex-shrink: 0;
}

.list-actions .button {
    padding: 4px 8px;
    font-size: 9px;
}

/* 旧列表样式保留 */
.list-item-content {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.testimonial-card {
    grid-template-rows: auto auto 1fr auto;
}

.testimonial-top {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 12px;
}

.testimonial-text {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
}

.testimonial-footer {
    border-top: 1px solid var(--hairline);
    padding-top: 12px;
    display: flex;
    gap: 10px;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.avatar-square {
    width: 28px;
    height: 28px;
    background: var(--grid);
}

.meter {
    width: 100%;
    border: 1px solid var(--hairline);
    height: 14px;
    background: #fff;
}

.meter span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--forest);
    transition: width var(--transition-normal);
}

.stat-number {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 0.95;
}

.topology-circle {
    width: min(100%, 450px);
    border-radius: 50%;
    border: 1px solid var(--hairline);
    overflow: hidden;
}

.topology-circle svg {
    width: 100%;
}

.span-2 {
    grid-column: span 2;
}

.span-3 {
    grid-column: span 2;
}

@media (max-width: 1199px) {
    .technical-nav {
        grid-template-columns: 1fr auto;
        grid-template-areas:
            "left right"
            "center center";
        height: auto;
        gap: 12px;
        padding: 12px 18px;
    }

    .nav-left {
        grid-area: left;
    }

    .nav-right {
        grid-area: right;
    }

    .nav-center {
        grid-area: center;
        overflow-x: auto;
        padding-bottom: 4px;
    }

    .page-shell {
        margin-top: 132px;
    }
}

@media (max-width: 767px) {
    .page-shell {
        width: min(100% - 20px, var(--max-page-width));
    }

    .hero-row {
        grid-template-columns: 1fr;
    }

    .bento-grid {
        grid-template-columns: 1fr;
    }

    .span-2,
    .span-3 {
        grid-column: span 1;
    }

    .hero-title {
        font-size: clamp(3rem, 12vw, 3.5rem);
    }
}