:root{--ui-glass-bg: rgba(255, 255, 255, .62);--ui-glass-bg-elevated: rgba(255, 255, 255, .78);--ui-glass-bg-sunken: rgba(255, 255, 255, .45);--ui-glass-bg-input: rgba(255, 255, 255, .72);--ui-glass-border: rgba(255, 255, 255, .88);--ui-glass-border-hairline: rgba(0, 0, 0, .08);--ui-glass-blur: blur(28px) saturate(180%) brightness(1.05);--ui-glass-blur-sm: blur(18px) saturate(165%) brightness(1.04);--ui-glass-shadow: 0 8px 32px rgba(0, 0, 0, .11), 0 1px 0 rgba(255, 255, 255, .95) inset;--ui-glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, .13), 0 0 0 .5px rgba(255, 255, 255, .75) inset;--ui-text: #1d1d1f;--ui-text-secondary: #6e6e73;--ui-text-tertiary: #86868b;--ui-accent: #0071e3;--ui-accent-soft: rgba(0, 113, 227, .12);--ui-accent-border: rgba(0, 113, 227, .35);--ui-radius: .875rem;--ui-radius-lg: 1.125rem;--ui-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", 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var(--ui-glass-border);background:var(--ui-glass-bg-elevated);backdrop-filter:var(--ui-glass-blur);-webkit-backdrop-filter:var(--ui-glass-blur);box-shadow:var(--ui-glass-shadow-lg);color:var(--ui-text)}.plan-editor__loading .intro-screen__status{border-color:var(--ui-glass-border);background:var(--ui-glass-bg)}.plan-editor__loading .intro-screen__status-text{color:var(--ui-text-secondary)}.plan-editor__loading .intro-screen__status--loading .intro-screen__status-text{color:var(--ui-accent)}.hud-btn{border:1px solid var(--ui-glass-border);background:var(--ui-glass-bg);backdrop-filter:var(--ui-glass-blur-sm);-webkit-backdrop-filter:var(--ui-glass-blur-sm);box-shadow:var(--ui-glass-shadow);color:var(--ui-text)}.hud-btn:hover:not(:disabled){background:var(--ui-glass-bg-elevated);border-color:#fffffff2}.hud-btn--ghost{background:var(--ui-glass-bg)}.hud-btn--primary{border-color:#0071e359;background:linear-gradient(180deg,#2997ff 0%,var(--ui-accent) 100%);color:#fff;box-shadow:0 4px 14px 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