.rh3d-configurator{--ink:#172027;--muted:#667078;--line:#dfe3e5;--paper:#fff;--accent:#1c6e5e;max-width:1440px;margin:32px auto;color:var(--ink);font-family:inherit}
.rh3d-configurator *{box-sizing:border-box}
.rh3d-configurator header{margin-bottom:18px}
.rh3d-configurator h2{font-size:clamp(26px,3vw,44px);margin:.1em 0}
.rh3d-eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.rh3d-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);border:1px solid var(--line);background:var(--paper);border-radius:18px;overflow:hidden;box-shadow:0 20px 60px -30px rgba(20,30,35,.35)}
.rh3d-viewer{position:relative;min-height:520px;background:radial-gradient(120% 130% at 50% 8%,#f5f7f8 0%,#e9edf0 45%,#dfe4e6 100%);display:grid;place-items:center;overflow:hidden}
.rh3d-viewer img{width:100%;height:100%;max-height:680px;object-fit:cover}
.rh3d-webgl{position:absolute;inset:0;z-index:2;min-height:520px;touch-action:none;cursor:grab}
.rh3d-webgl:active{cursor:grabbing}
.rh3d-webgl canvas{display:block;width:100%;height:100%}
.rh3d-fallback-image{position:absolute;inset:0}
.is-3d-ready .rh3d-fallback-image{visibility:hidden}
.rh3d-loader{position:absolute;z-index:4;display:grid;gap:10px;justify-items:center;padding:20px 26px;border-radius:14px;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);box-shadow:0 10px 40px rgba(20,30,35,.15)}
.rh3d-loader span{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.02em}
.rh3d-progress{width:180px;height:6px;-webkit-appearance:none;appearance:none;border:none;border-radius:99px;overflow:hidden;background:#e2e6e8}
.rh3d-progress::-webkit-progress-bar{background:#e2e6e8;border-radius:99px}
.rh3d-progress::-webkit-progress-value{background:linear-gradient(90deg,var(--accent),#28a186);border-radius:99px}
.rh3d-progress::-moz-progress-bar{background:linear-gradient(90deg,var(--accent),#28a186);border-radius:99px}
.rh3d-progress-text{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.rh3d-model-error{position:absolute;z-index:5;max-width:320px;margin:0;padding:16px 20px;background:#fff;color:#8a1f11;text-align:center;border-radius:12px;box-shadow:0 10px 30px rgba(20,30,35,.15)}
.rh3d-viewer-tools{position:absolute;z-index:6;left:16px;bottom:16px;display:flex;gap:8px;padding:6px;border-radius:14px;background:rgba(255,255,255,.65);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(20,30,35,.12)}
.rh3d-viewer-tools button{appearance:none;border:none;border-radius:9px;background:transparent;color:#172027;padding:9px 14px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:7px;transition:background .15s ease,color .15s ease}
.rh3d-viewer-tools button::before{content:"";width:16px;height:16px;background-size:contain;background-repeat:no-repeat;background-position:center;opacity:.75}
.rh3d-viewer-tools button[data-rh3d-reset]::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23172027' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 12a9 9 0 1 0 3-6.7'/%3E%3Cpath d='M3 4v5h5'/%3E%3C/svg%3E")}
.rh3d-viewer-tools button[data-rh3d-rotate]::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23172027' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cellipse cx='12' cy='12' rx='9' ry='5'/%3E%3Ccircle cx='12' cy='12' r='1.6' fill='%23172027' stroke='none'/%3E%3C/svg%3E")}
.rh3d-viewer-tools button[data-rh3d-fullscreen]::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23172027' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M8 3H5a2 2 0 0 0-2 2v3M16 3h3a2 2 0 0 1 2 2v3M21 16v3a2 2 0 0 1-2 2h-3M8 21H5a2 2 0 0 1-2-2v-3'/%3E%3C/svg%3E")}
.rh3d-viewer-tools button:hover{background:rgba(23,32,39,.08)}
.rh3d-viewer-tools button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.rh3d-viewer-tools button[aria-pressed="true"]{background:var(--accent);color:#fff}
.rh3d-viewer-tools button[aria-pressed="true"]::before{opacity:1;filter:brightness(0) invert(1)}
.rh3d-placeholder{padding:40px;text-align:center;color:var(--muted)}
.rh3d-sidebar{padding:28px;border-left:1px solid var(--line);background:linear-gradient(180deg,#fff,#fafbfb)}
.rh3d-sidebar h3{margin-top:0;font-size:16px;letter-spacing:.02em}
.rh3d-total{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;display:flex;justify-content:space-between;align-items:baseline;gap:20px}
.rh3d-total strong{font-size:24px;color:var(--accent)}
.rh3d-unavailable,.rh3d-error{color:#8a1f11;font-weight:600}
.rh3d-sidebar p{color:var(--muted);font-size:13.5px;line-height:1.6}
@media(max-width:800px){.rh3d-layout{grid-template-columns:1fr;border-radius:14px}.rh3d-viewer{min-height:340px}.rh3d-sidebar{border-left:0;border-top:1px solid var(--line)}}