* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #111;
    background: #fff;
    max-width: 960px;
    margin: 0 auto;
    padding: 48px 24px;
}

h1 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-bottom: 1px solid #111;
    padding-bottom: 8px;
    margin-bottom: 4px;
}

.subtitle {
    color: #666;
    margin-bottom: 48px;
}

h2 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 64px;
    margin-bottom: 8px;
}

h2:first-child {
    margin-top: 0;
}


p {
    color: #444;
    margin-bottom: 16px;
}

.viewer {
    width: 100%;
    height: 500px;
    margin: 16px 0 48px;
}

model-viewer {
    width: 100%;
    height: 100%;
    outline: none;
    --poster-color: transparent;
}

.specs {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 4px 24px;
    margin: 16px 0 48px;
}

.specs dt {
    color: #999;
}

.specs dd {
    color: #111;
}

.photos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 16px 0 48px;
}

.photos img {
    width: 100%;
    display: block;
    border: 1px solid #ddd;
}

.photos--three img {
    height: 220px;
    object-fit: cover;
}

.photos figcaption {
    font-size: 12px;
    color: #999;
    margin-top: 4px;
}

.photos--three {
    grid-template-columns: 1fr 1fr 1fr;
}

/* Exploded view with legend */
.exploded {
    display: flex;
    gap: 32px;
    align-items: center;
    margin: 16px 0 48px;
    position: relative;
}

.exploded .viewer {
    flex: 1;
    margin: 0;
}

.anchor {
    width: 0;
    height: 0;
    border: none;
    background: none;
    padding: 0;
    pointer-events: none;
}

.leader-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.legend {
    list-style: none;
    font-size: 11px;
    color: #444;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    min-width: 100px;
    display: flex;
    flex-direction: column;
    gap: 48px;
    padding: 60px 0;
}

.legend li {
    padding: 0 0 4px;
}

@media (max-width: 640px) {
    body { padding: 24px 16px; }
    .viewer { height: 300px; }
    .photos { grid-template-columns: 1fr; }
    .photos--three { grid-template-columns: 1fr; }
    .specs { grid-template-columns: 1fr; }
    .specs dt { margin-top: 8px; }
    .feature-nav { flex-wrap: wrap; }
    .feature-nav button { padding: 4px 8px; font-size: 11px; }
    .feature-desc { grid-template-columns: 1fr; }
    .feature-desc dt { margin-top: 8px; }
    .exploded { flex-direction: column; }
    .exploded .viewer { height: 350px; }
    .legend { flex-direction: row; gap: 24px; padding: 12px 0; }
    h2 { margin-top: 48px; }
}