.hero-band[data-astro-cid-bbe6dxrz]{position:relative;overflow:hidden;background-color:var(--color-canvas);padding:var(--spacing-5xl) var(--spacing-lg) var(--spacing-4xl);border-bottom:1px solid var(--color-hairline)}.hero-mesh[data-astro-cid-bbe6dxrz]{position:absolute;inset:0;pointer-events:none;z-index:0;background:radial-gradient(ellipse 80% 60% at 20% 30%,rgba(0,124,240,.13) 0%,transparent 60%),radial-gradient(ellipse 60% 80% at 85% 15%,rgba(121,40,202,.1) 0%,transparent 60%),radial-gradient(ellipse 70% 50% at 65% 85%,rgba(255,0,128,.08) 0%,transparent 60%),radial-gradient(ellipse 50% 70% at 90% 55%,rgba(80,227,194,.08) 0%,transparent 60%),radial-gradient(ellipse 90% 40% at 5% 85%,rgba(249,203,40,.06) 0%,transparent 60%);filter:blur(48px);opacity:.9}.dark[data-astro-cid-bbe6dxrz] .hero-mesh[data-astro-cid-bbe6dxrz]{opacity:.4}.hero-content[data-astro-cid-bbe6dxrz]{position:relative;z-index:1;max-width:1400px;margin:0 auto;display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--spacing-lg)}.hero-eyebrow[data-astro-cid-bbe6dxrz]{display:flex;justify-content:center}.eyebrow-badge[data-astro-cid-bbe6dxrz]{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;background-color:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-full);color:var(--color-body);font-size:12px;letter-spacing:.02em}.hero-headline[data-astro-cid-bbe6dxrz]{margin:0;color:var(--color-ink);max-width:700px;font-size:clamp(36px,6vw,56px);letter-spacing:clamp(-1.8px,-.4vw,-2.8px);line-height:1}.hero-sub[data-astro-cid-bbe6dxrz]{margin:0;color:var(--color-body);max-width:520px;font-size:18px;line-height:28px}.hero-ctas[data-astro-cid-bbe6dxrz]{display:flex;align-items:center;gap:var(--spacing-sm);flex-wrap:wrap;justify-content:center}.hero-btn-primary[data-astro-cid-bbe6dxrz]{display:inline-flex;align-items:center;gap:6px;height:44px;padding:0 var(--spacing-lg);font-size:15px}.hero-btn-secondary[data-astro-cid-bbe6dxrz]{height:44px;padding:0 var(--spacing-lg);font-size:15px}.hero-chips[data-astro-cid-bbe6dxrz]{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:var(--spacing-xs)}.feature-chip[data-astro-cid-bbe6dxrz]{display:inline-flex;align-items:center;padding:3px 10px;background-color:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-full);color:var(--color-mute);font-size:11px;letter-spacing:.02em}@media(max-width:600px){.hero-band[data-astro-cid-bbe6dxrz]{padding:calc(var(--spacing-3xl) + 64px) var(--spacing-md) var(--spacing-4xl)}.hide-mobile[data-astro-cid-bbe6dxrz]{display:none}.hero-sub[data-astro-cid-bbe6dxrz]{font-size:16px;line-height:24px}.hero-chips[data-astro-cid-bbe6dxrz]{gap:4px}.feature-chip[data-astro-cid-bbe6dxrz]{font-size:10px;padding:3px 8px}.hero-ctas[data-astro-cid-bbe6dxrz]{width:100%}.hero-btn-primary[data-astro-cid-bbe6dxrz],.hero-btn-secondary[data-astro-cid-bbe6dxrz]{width:100%;justify-content:center}}@media(max-width:380px){.hero-band[data-astro-cid-bbe6dxrz]{padding:var(--spacing-2xl) var(--spacing-sm) var(--spacing-xl)}.eyebrow-badge[data-astro-cid-bbe6dxrz]{font-size:11px;padding:4px 10px}}#ruler-section[data-astro-cid-w7wyyrlz]{width:100%}#placement-bar[data-astro-cid-w7wyyrlz]{display:flex;align-items:center;gap:4px;padding:var(--spacing-xs) var(--spacing-lg);background-color:var(--color-canvas-soft);border-bottom:1px solid var(--color-hairline);flex-wrap:wrap}.placement-label[data-astro-cid-w7wyyrlz]{color:var(--color-mute);margin-right:4px;font-size:11px}.placement-btn[data-astro-cid-w7wyyrlz]{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:var(--radius-sm);font-size:13px;font-weight:400;color:var(--color-body);background:transparent;border:1px solid transparent;cursor:pointer;transition:background-color .12s ease,color .12s ease,border-color .12s ease;line-height:1}.placement-btn[data-astro-cid-w7wyyrlz]:hover{background-color:var(--color-canvas-soft-2);color:var(--color-ink)}.placement-btn[data-astro-cid-w7wyyrlz].placement-active{background-color:var(--color-canvas);color:var(--color-ink);border-color:var(--color-hairline);font-weight:500;box-shadow:0 1px 2px #0000000f}.dark[data-astro-cid-w7wyyrlz] .placement-btn[data-astro-cid-w7wyyrlz].placement-active{background-color:var(--color-canvas-soft-2);box-shadow:0 1px 2px #0000004d}.ruler-el[data-astro-cid-w7wyyrlz]{position:fixed;z-index:100;background-color:var(--color-canvas);border:1px solid var(--color-hairline);overflow:hidden;transition:opacity .2s ease}.ruler-canvas[data-astro-cid-w7wyyrlz]{display:block;width:100%;height:100%}.ruler-marker[data-astro-cid-w7wyyrlz]{position:absolute;top:0;width:1px;height:100%;background-color:var(--color-link);pointer-events:none;display:none;opacity:.7}.ruler-readout[data-astro-cid-w7wyyrlz]{position:absolute;top:4px;background-color:var(--color-ink);color:#fff;font-size:11px;padding:2px 6px;border-radius:var(--radius-xs);pointer-events:none;display:none;white-space:nowrap;opacity:.85}#ruler-controls[data-astro-cid-w7wyyrlz]{display:flex;align-items:center;gap:4px;padding:var(--spacing-xs) var(--spacing-lg);background-color:var(--color-canvas);border-top:1px solid var(--color-hairline);flex-wrap:wrap;margin-top:60px}.controls-group[data-astro-cid-w7wyyrlz]{display:flex;align-items:center;gap:2px;background-color:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-sm);padding:2px}.controls-divider[data-astro-cid-w7wyyrlz]{width:1px;height:20px;background-color:var(--color-hairline);margin:0 4px;flex-shrink:0}.ctrl-btn[data-astro-cid-w7wyyrlz]{display:inline-flex;align-items:center;gap:4px;padding:5px 10px;border-radius:var(--radius-xs);font-size:13px;font-weight:400;color:var(--color-body);background:transparent;border:none;cursor:pointer;transition:background-color .12s ease,color .12s ease;line-height:1}.ctrl-btn[data-astro-cid-w7wyyrlz]:hover{background-color:var(--color-canvas-soft-2);color:var(--color-ink)}.ctrl-btn[data-astro-cid-w7wyyrlz].unit-active{background-color:var(--color-canvas-soft-2);color:var(--color-ink);font-weight:500}.ctrl-icon[data-astro-cid-w7wyyrlz]{padding:5px 7px}.opacity-label[data-astro-cid-w7wyyrlz]{display:inline-flex;align-items:center;gap:6px;color:var(--color-mute);font-size:11px;cursor:default}#opacity-slider[data-astro-cid-w7wyyrlz]{width:72px;accent-color:var(--color-ink);cursor:pointer}.calibration-notice[data-astro-cid-w7wyyrlz]{display:inline-flex;align-items:center;gap:5px;color:var(--color-mute);font-size:11px;margin-left:auto}.calibrate-inline-btn[data-astro-cid-w7wyyrlz]{font-size:11px;font-weight:500;color:var(--color-link);background:none;border:none;cursor:pointer;padding:0;text-decoration:underline;font-family:var(--font-mono)}.calibrate-inline-btn[data-astro-cid-w7wyyrlz]:hover{color:var(--color-link-deep)}.ruler-close-btn{position:absolute;top:4px;right:6px;width:20px;height:20px;background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-full);font-size:11px;color:var(--color-mute);cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:10;transition:color .12s ease}.ruler-close-btn:hover{color:var(--color-error)}@media(max-width:600px){.placement-label[data-astro-cid-w7wyyrlz]{display:none}.placement-btn[data-astro-cid-w7wyyrlz]{padding:5px 8px;font-size:12px}#placement-bar[data-astro-cid-w7wyyrlz],#ruler-controls[data-astro-cid-w7wyyrlz]{padding:var(--spacing-xs) var(--spacing-sm);overflow-x:auto;flex-wrap:nowrap}.ctrl-btn[data-astro-cid-w7wyyrlz]{padding:4px 8px;font-size:12px;flex-shrink:0}.controls-divider[data-astro-cid-w7wyyrlz]{flex-shrink:0}#opacity-slider[data-astro-cid-w7wyyrlz]{width:56px}.calibration-notice[data-astro-cid-w7wyyrlz]{display:none}}@media(max-width:380px){.placement-btn[data-astro-cid-w7wyyrlz] span[data-astro-cid-w7wyyrlz]{display:none}.placement-btn[data-astro-cid-w7wyyrlz]{padding:6px 8px}}#protractor-section[data-astro-cid-vdd5l2nq]{width:100%}.protractor-toolbar[data-astro-cid-vdd5l2nq]{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-xs) var(--spacing-lg);background-color:var(--color-canvas-soft);border-bottom:1px solid var(--color-hairline);flex-wrap:wrap}.toolbar-label[data-astro-cid-vdd5l2nq]{color:var(--color-mute);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.readout-group[data-astro-cid-vdd5l2nq]{display:flex;align-items:center;gap:var(--spacing-xs);background:var(--color-canvas);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:var(--spacing-xs) var(--spacing-md);margin-left:auto}.readout-label[data-astro-cid-vdd5l2nq]{color:var(--color-mute);font-size:11px}.readout-value[data-astro-cid-vdd5l2nq]{color:var(--color-link);font-size:24px;letter-spacing:-.96px}.ctrl-btn[data-astro-cid-vdd5l2nq]{display:inline-flex;align-items:center;gap:4px;padding:5px 10px;border-radius:var(--radius-xs);font-size:13px;font-weight:400;color:var(--color-body);background:transparent;border:none;cursor:pointer;transition:background-color .12s ease,color .12s ease;line-height:1}.ctrl-btn[data-astro-cid-vdd5l2nq]:hover{background-color:var(--color-canvas-soft-2);color:var(--color-ink)}.protractor-canvas-wrap[data-astro-cid-vdd5l2nq]{background:var(--color-canvas);width:100%;height:min(70vh,600px);cursor:crosshair;border-bottom:1px solid var(--color-hairline)}#protractor-canvas[data-astro-cid-vdd5l2nq]{display:block;width:100%;height:100%}.protractor-help[data-astro-cid-vdd5l2nq]{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-canvas-soft);border-bottom:1px solid var(--color-hairline);flex-wrap:wrap}.help-step[data-astro-cid-vdd5l2nq]{display:flex;align-items:center;gap:6px}.step-dot[data-astro-cid-vdd5l2nq]{width:20px;height:20px;border-radius:var(--radius-full);background:var(--color-ink);color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.help-sep[data-astro-cid-vdd5l2nq]{color:var(--color-mute);font-size:14px}@media(max-width:600px){.protractor-help[data-astro-cid-vdd5l2nq]{gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md)}.help-sep[data-astro-cid-vdd5l2nq]{display:none}.protractor-canvas-wrap[data-astro-cid-vdd5l2nq]{height:50vh}}dialog[data-astro-cid-rclekm5r]{padding:0;border:none;background:transparent;max-width:90vw;width:560px;max-height:90vh;overflow:visible}dialog[data-astro-cid-rclekm5r]::backdrop{background-color:#00000059;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.dark[data-astro-cid-rclekm5r] dialog[data-astro-cid-rclekm5r]::backdrop{background-color:#0009}.modal-card[data-astro-cid-rclekm5r]{background-color:var(--color-canvas);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;max-height:90vh;overflow-y:auto}.modal-header[data-astro-cid-rclekm5r]{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--spacing-md);padding:var(--spacing-xl) var(--spacing-xl) var(--spacing-md)}.modal-eyebrow[data-astro-cid-rclekm5r]{color:var(--color-mute);text-transform:uppercase;letter-spacing:.08em;margin:0 0 6px}#cal-title[data-astro-cid-rclekm5r]{margin:0;color:var(--color-ink)}.cal-tabs[data-astro-cid-rclekm5r]{display:flex;gap:2px;padding:0 var(--spacing-xl);border-bottom:1px solid var(--color-hairline)}.cal-tab[data-astro-cid-rclekm5r]{display:inline-flex;align-items:center;gap:6px;padding:10px 14px;font-size:13px;font-weight:400;color:var(--color-body);background:transparent;border:none;border-bottom:2px solid transparent;cursor:pointer;margin-bottom:-1px;transition:color .12s ease,border-color .12s ease;white-space:nowrap}.cal-tab[data-astro-cid-rclekm5r]:hover{color:var(--color-ink)}.cal-tab[data-astro-cid-rclekm5r].cal-tab-active{color:var(--color-ink);font-weight:500;border-bottom-color:var(--color-ink)}.tab-accuracy[data-astro-cid-rclekm5r]{font-family:var(--font-mono);font-size:10px;color:#888;background:#f5f5f5;border:1px solid #ebebeb;border-radius:var(--radius-full);padding:1px 5px}.dark[data-astro-cid-rclekm5r] .tab-accuracy[data-astro-cid-rclekm5r]{color:#888;background:#1c1c1c;border-color:#2a2a2a}.cal-panel[data-astro-cid-rclekm5r]{padding:var(--spacing-xl);display:flex;flex-direction:column;gap:var(--spacing-lg)}.hint-text[data-astro-cid-rclekm5r]{color:var(--color-body);margin:0}.detect-result[data-astro-cid-rclekm5r]{background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-sm)}.no-detect-card[data-astro-cid-rclekm5r]{display:flex;gap:var(--spacing-md);align-items:flex-start;padding:var(--spacing-lg);background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);color:var(--color-body)}.no-detect-card[data-astro-cid-rclekm5r] svg[data-astro-cid-rclekm5r]{flex-shrink:0;color:var(--color-mute);margin-top:2px}.fallback-methods[data-astro-cid-rclekm5r]{display:flex;flex-direction:column;gap:6px}.fallback-btn[data-astro-cid-rclekm5r]{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);background:var(--color-canvas);border:1px solid var(--color-hairline);border-radius:var(--radius-md);cursor:pointer;text-align:left;color:var(--color-ink);transition:background-color .12s ease,border-color .12s ease;width:100%}.fallback-btn[data-astro-cid-rclekm5r]:hover{background-color:var(--color-canvas-soft);border-color:var(--color-hairline-strong)}.fallback-btn[data-astro-cid-rclekm5r] svg[data-astro-cid-rclekm5r]:first-child{flex-shrink:0;color:var(--color-body)}#device-picker[data-astro-cid-rclekm5r] .input-wrap[data-astro-cid-rclekm5r]{position:relative}#device-picker[data-astro-cid-rclekm5r] .form-input[data-astro-cid-rclekm5r]{padding-left:32px}.device-list[data-astro-cid-rclekm5r]{list-style:none;margin:0;padding:0;max-height:200px;overflow-y:auto;border:1px solid #ebebeb;border-radius:var(--radius-md);background:#fff}.dark[data-astro-cid-rclekm5r] .device-list[data-astro-cid-rclekm5r]{border-color:#2a2a2a;background:#161616}.device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r]{display:flex;justify-content:space-between;align-items:center;padding:9px 12px;cursor:pointer;font-size:13px;color:#171717;background-color:#fff;border-bottom:1px solid #ebebeb;transition:background-color .1s ease}.dark[data-astro-cid-rclekm5r] .device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r]{color:#ededed;background-color:#161616;border-bottom-color:#2a2a2a}.device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r]:last-child{border-bottom:none}.device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r]:hover{background-color:#fafafa}.dark[data-astro-cid-rclekm5r] .device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r]:hover{background-color:#1c1c1c}.device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r][aria-selected=true]{background-color:#f5f5f5;font-weight:500}.dark[data-astro-cid-rclekm5r] .device-list[data-astro-cid-rclekm5r] li[data-astro-cid-rclekm5r][aria-selected=true]{background-color:#222}.device-list-ppi[data-astro-cid-rclekm5r]{font-family:var(--font-mono);font-size:11px;color:#888;flex-shrink:0;margin-left:8px}.dark[data-astro-cid-rclekm5r] .device-list-ppi[data-astro-cid-rclekm5r]{color:#666}.device-list-empty[data-astro-cid-rclekm5r]{padding:16px;text-align:center;color:#888;font-size:13px}.dark[data-astro-cid-rclekm5r] .device-list-empty[data-astro-cid-rclekm5r]{color:#666}.detect-row[data-astro-cid-rclekm5r]{display:flex;justify-content:space-between;align-items:center}.detect-label[data-astro-cid-rclekm5r]{color:var(--color-mute);text-transform:uppercase;letter-spacing:.06em;font-size:11px}.no-detect[data-astro-cid-rclekm5r]{color:var(--color-body);margin:0}.link-btn[data-astro-cid-rclekm5r]{background:none;border:none;color:var(--color-link);cursor:pointer;font-size:inherit;font-family:inherit;padding:0;text-decoration:underline}.link-btn[data-astro-cid-rclekm5r]:hover{color:var(--color-link-deep)}.diagonal-input-group[data-astro-cid-rclekm5r]{display:flex;flex-direction:column;gap:6px}.input-label[data-astro-cid-rclekm5r]{color:var(--color-mute);font-size:11px;text-transform:uppercase;letter-spacing:.06em}.input-wrap[data-astro-cid-rclekm5r]{position:relative;display:flex;align-items:center}.form-input[data-astro-cid-rclekm5r]{width:100%;height:40px;background:var(--color-canvas);color:var(--color-ink);border:1px solid var(--color-hairline);border-radius:var(--radius-sm);padding:0 40px 0 var(--spacing-sm);font-size:14px;font-family:var(--font-sans);transition:border-color .15s ease;outline:none}.form-input[data-astro-cid-rclekm5r]:focus{border-color:var(--color-ink)}.input-unit[data-astro-cid-rclekm5r]{position:absolute;right:var(--spacing-sm);color:var(--color-mute);font-size:12px;pointer-events:none}.ppi-preview[data-astro-cid-rclekm5r]{display:flex;align-items:center;justify-content:space-between;background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:var(--spacing-md) var(--spacing-lg)}.card-preview-area[data-astro-cid-rclekm5r]{min-height:140px;display:flex;align-items:center;justify-content:flex-start;padding:var(--spacing-md);background:var(--color-canvas-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);overflow:auto}.card-preview[data-astro-cid-rclekm5r]{background:var(--color-ink);border-radius:8px;display:flex;align-items:flex-end;justify-content:flex-end;padding:8px;min-width:100px;flex-shrink:0;transition:width .05s ease,height .05s ease}.card-preview-label[data-astro-cid-rclekm5r]{color:#ffffff59;font-size:10px;letter-spacing:.05em}.dark[data-astro-cid-rclekm5r] .card-preview[data-astro-cid-rclekm5r]{background:var(--color-canvas-soft-2);border:1px solid 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