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30px;--font-size-hero: clamp(34px, 4vw, 58px);--accent: var(--color-brand-orange);--dark: var(--color-brand-dark);--muted: var(--color-muted);--border: var(--color-border);--shadow: var(--shadow-card);--brand-font: var(--font-sans)}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:var(--color-background);color:var(--color-text);font-family:var(--font-sans);font-size:var(--font-size-base)}button{cursor:pointer}button:disabled,a[aria-disabled=true]{cursor:not-allowed;opacity:.56}a:hover{text-decoration:underline}:focus-visible{outline:3px solid rgba(128,42,42,.42);outline-offset:2px}.button,.cta,.ghost,.secondary-action{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:var(--radius-button);padding:11px 16px;border:1px solid transparent;font-weight:600;line-height:1.1;text-align:center;text-decoration:none;transition:background .16s ease,border-color .16s ease,color .16s ease,transform .16s 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rgba(16,19,24,.16)}.edge-inspector__length{display:grid;gap:8px;max-width:320px;font-size:13px;color:#15191f}.edge-selected-label{margin:0;font-size:14px;font-weight:900}.edge-type-picker{display:grid;gap:6px}.edge-type-options{display:grid;gap:8px}.edge-type-option{display:grid;gap:3px;width:100%;min-height:44px;padding:10px;border:1px solid rgba(16,19,24,.2);border-radius:10px;background:#fff;text-align:left}.edge-type-option span{font-weight:900}.edge-type-option small{color:#46515c;font-size:12px}.edge-type-option.active{border-color:var(--dark);box-shadow:inset 0 0 0 1px var(--dark)}.edge-type-option:focus-visible{outline:2px solid #802a2a;outline-offset:2px}.edge-inspector__actions{display:flex;flex-wrap:wrap;gap:8px}.edge-inspector__actions button{min-height:40px;border-radius:10px;border:1px solid rgba(16,19,24,.2);background:#fff;font-weight:800;padding:0 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