.relief-shell{min-height:100vh;background:#fffdf9;color:#262b24;font-family:var(--font-ui);--relief-line: #d8ddd1;--relief-muted: #5c6258;--relief-primary: #353e2e}.relief-shell *{box-sizing:border-box}.relief-shell button,.relief-shell input,.relief-shell select{font:inherit}.relief-shell button,.relief-shell a{touch-action:manipulation}.relief-shell button{cursor:pointer;min-height:44px;border-radius:4px;transition:background-color .15s,border-color .15s}.relief-shell button:disabled{cursor:not-allowed;opacity:.5}.relief-shell :focus-visible,.relief-shell .relief-guide :focus-visible{outline:2px solid #536a3e;outline-offset:3px}.relief-header{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 24px;border-bottom:1px solid var(--relief-line);background:#fffdf9}.relief-header>a{font-family:var(--font-display);font-size:26px}.relief-header nav{display:flex;align-items:center;gap:12px;font-size:13px}.relief-header nav a{display:inline-flex;align-items:center;min-height:44px;padding:6px 10px;border:1px solid var(--relief-line);border-radius:4px}.relief-header nav a:hover{background:#edf2e7}.relief-header [aria-current]{color:var(--relief-primary);font-weight:600}.relief-shell main{max-width:1100px;margin:auto;padding:28px 24px;display:flex;flex-direction:column;min-height:calc(100dvh - 76px)}.relief-footer{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:16px;padding-top:24px;margin-top:auto;color:var(--relief-muted);font-size:11px}.relief-footer a:hover{color:var(--relief-primary);text-decoration:underline;text-underline-offset:3px}.relief-eyebrow{font-size:10px;letter-spacing:.1em;color:#66715f;margin:0 0 8px}.relief-intro h1{font-family:var(--font-display);font-size:36px;font-weight:500;margin:0 0 8px;line-height:1.2}.relief-intro>p:not(.relief-eyebrow){max-width:640px;font-size:14px;line-height:1.65;margin:0 0 8px;color:var(--relief-muted)}.relief-help-links{display:flex;flex-wrap:wrap;gap:8px 20px}.relief-help-links a{font-size:13px;color:#414d35;text-decoration:underline;text-underline-offset:3px}.relief-caution{margin:20px 0 24px;padding:12px 14px;background:#f8f3e8;border-left:3px solid #a18449;font-size:12px;line-height:1.7}.relief-caution summary{cursor:pointer}.relief-caution p{margin:8px 0 0}.relief-workspace{display:grid;grid-template-columns:300px minmax(0,1fr);gap:28px;align-items:start}.relief-inputs{display:flex;flex-direction:column;gap:18px}.relief-inputs fieldset{border:0;padding:0;margin:0;min-width:0}.relief-inputs legend{font-size:14px;font-weight:600;margin-bottom:10px}.relief-choice{display:flex;gap:6px;margin-bottom:12px}.relief-choice button{background:#fffdf9;border:1px solid var(--relief-line);padding:8px 20px}.relief-choice [aria-pressed=true]{border-color:#536a3e;color:var(--relief-primary);background:#edf2e7}.relief-inputs label{display:flex;flex-direction:column;gap:5px;min-width:0;font-size:12px;margin-bottom:12px;color:var(--relief-muted)}.relief-inputs input{width:100%;min-width:0;min-height:44px;padding:9px;background:#fff;border:1px solid var(--relief-line);border-radius:4px;color:#262b24;font-size:15px}.relief-inputs .download-select{margin-bottom:12px}.relief-inputs .download-select label{display:block;margin:0}.relief-inputs .download-select-trigger{font-size:13px}.relief-inputs .relief-file-input{position:absolute;width:1px;height:1px;min-height:0;padding:0;opacity:0}.relief-upload-button{display:flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--relief-line);border-radius:4px;background:#fff;color:var(--relief-primary);cursor:pointer}.relief-file-picker:focus-within .relief-upload-button{outline:2px solid #536a3e;outline-offset:3px}.relief-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 10px}.relief-inputs fieldset p{font-size:11px;color:var(--relief-muted);margin:0}.relief-inputs fieldset .relief-effect-note{margin:0 0 8px;line-height:1.65}.relief-effect-summary{color:#414d35;font-size:11px;font-weight:600;margin:0 0 8px}.relief-source-image{max-width:100%;height:100px;object-fit:contain;background:#fff;border:1px solid var(--relief-line)}.relief-generate{border:1px solid var(--relief-primary);padding:14px 10px;background:var(--relief-primary);color:#fff;font-size:14px}.relief-generate:hover{background:#242c1d}.relief-validation,.relief-error{font-size:12px;color:#9c4220;line-height:1.6}.relief-error{background:#fff0eb;padding:12px;margin:0 0 12px}.relief-output{min-width:0}.relief-share-fallback{display:block;margin-bottom:12px;font-size:12px}.relief-share-fallback input{display:block;width:100%;min-height:44px;margin-top:4px;padding:8px;border:1px solid var(--relief-line);border-radius:4px;font-size:16px}.relief-save-note{font-size:11px;color:var(--relief-muted);margin:0 0 12px}.relief-guide{height:auto;border:1px solid var(--relief-line);border-radius:4px;background:#f7f5ee;color:#262b24;font-family:var(--font-ui)}.relief-guide .relief-stage{min-height:0;height:auto;flex:initial}.relief-stage-heading{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:12px 14px 0;flex-wrap:wrap}.relief-stage-heading strong{font-size:11px;font-weight:500}.relief-stage-heading>div{display:flex;gap:4px;flex-shrink:0}.relief-stage-heading button{font-size:11px;min-height:44px;padding:4px 8px;color:var(--relief-muted)}.relief-stage-heading [aria-pressed=true]{color:var(--relief-primary);background:#edf2e7}.relief-sheet{width:100%;height:340px;display:block}.relief-dimensions{pointer-events:none;font-family:var(--font-ui);font-size:20px;font-weight:600;fill:#814925}.relief-dimensions .relief-dimension-origin{font-size:17px;fill:#5c6258;font-weight:400}.relief-dimensions .relief-dimension-number{font-size:18px}.relief-measurements{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 14px;padding:8px 12px 12px;font-size:12px;font-variant-numeric:tabular-nums;line-height:1.6}.relief-measurements>span{color:var(--relief-muted)}.relief-measurements strong{font-weight:600}.relief-depth-map{padding:18px 20px 12px;text-align:center}.relief-depth-map canvas{display:block;width:min(100%,320px);aspect-ratio:1;margin:auto;image-rendering:pixelated}.relief-depth-map p{font-size:10px;color:var(--relief-muted);line-height:1.6;margin:10px 0 0}.relief-guide .fold-action-nav{border-bottom:0;border-top:1px solid var(--relief-line);background:#fffdf9}.relief-guide .fold-play{color:var(--relief-primary);border:1px solid var(--relief-line);background:#fffdf9}.relief-guide .fold-primary{background:var(--relief-primary);color:#fff;border:1px solid var(--relief-primary)}.relief-guide .fold-action-nav .fold-page-jump .fold-jump-form{top:auto;bottom:calc(100% + 8px);border-color:var(--relief-line)}.relief-cut-instructions{background:#fffdf9;padding:12px 14px;border-top:1px solid var(--relief-line);font-size:11px;line-height:1.65}.relief-cut-instructions p{margin:0 0 8px}.relief-cut-instructions summary{cursor:pointer;padding:6px 0}.relief-interval-scroll{max-height:260px;overflow:auto}.relief-cut-instructions table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}.relief-cut-instructions thead{position:sticky;top:0;background:#fffdf9}.relief-cut-instructions tr[data-selected=true]{background:#f8f3e8}.relief-cut-instructions td button{min-width:44px;padding:4px;border:1px solid var(--relief-line);background:#fffdf9;color:var(--relief-primary)}.relief-cut-instructions td button[aria-pressed=true]{border-color:#a15c2f;color:#814925}.relief-cut-instructions th,.relief-cut-instructions td{text-align:left;border-bottom:1px solid var(--relief-line);padding:6px 4px}.relief-export-note{font-size:11px;color:var(--relief-muted);line-height:1.65}.relief-empty{min-height:420px;display:flex;flex-direction:column;justify-content:center;padding:30px;border-left:1px solid var(--relief-line)}.relief-empty>span{font-size:38px;color:#858a7f}.relief-empty h2{font-family:var(--font-display);font-weight:500;font-size:24px;margin:12px 0}.relief-empty p{max-width:340px;font-size:13px;color:var(--relief-muted);line-height:1.8}.relief-three-stage,.relief-preview-unavailable{height:340px}.relief-shell .relief-three-stage:focus-visible{outline-offset:-3px}.relief-preview-unavailable{display:grid;place-items:center;margin:0;padding:24px;font-size:13px}.relief-three-tools{display:flex;gap:12px;align-items:center;justify-content:space-between;padding:10px 14px;background:#fffdf9}.relief-three-tools p{font-size:10px;color:var(--relief-muted);line-height:1.65;margin:0}.relief-three-tools button{font-size:11px;white-space:nowrap;padding:6px 8px;border:1px solid var(--relief-line)}@media(max-width:700px){.relief-header{padding:12px 14px}.relief-header>a{display:none}.relief-header nav{width:100%;justify-content:space-between;gap:6px;font-size:11px}.relief-header nav a{padding:6px}.relief-shell main{padding:20px 14px;min-height:calc(100dvh - 68px)}.relief-shell:has(>.simple-mobile-banner) main{min-height:calc(100dvh - 148px)}.relief-intro h1{font-size:28px}.relief-workspace{grid-template-columns:minmax(0,1fr);gap:22px}.relief-caution{margin:14px 0 18px;font-size:11px}.relief-inputs{gap:14px}.relief-empty{min-height:200px;border-left:0;border-top:1px solid var(--relief-line);padding:20px 0}.relief-stage-heading{padding:8px 8px 0}.relief-sheet,.relief-three-stage,.relief-preview-unavailable{height:clamp(180px,34vh,280px)}.has-result .relief-inputs,.has-result .relief-intro{display:none}.has-result main{padding-top:8px}.has-result .relief-caution{margin:0 0 12px}.has-result .relief-stage-heading strong{display:none}.has-result .relief-stage-heading{justify-content:flex-end}.relief-depth-map canvas{width:min(100%,250px)}}@media(prefers-reduced-motion:reduce){.relief-shell *{transition:none;animation:none}}