:root{--color-background-primary: #0d1117;--color-background-secondary: #1a1f29;--color-text-primary: #f1f1f0;--color-text-secondary: #9ca3af;--color-accent: #60a5fa;--color-success: #22c55e;--color-warning: #eab308;--color-error: #ef4444;--color-gold: #fbbf24;--color-accent-light: #93c5fd;--color-accent-dark: #3b82f6;--color-success-light: #4ade80;--color-success-dark: #16a34a;--color-warning-light: #facc15;--color-warning-dark: #ca8a04;--color-error-light: #f87171;--color-error-dark: #dc2626;--color-border-primary: var(--color-accent);--color-border-secondary: var(--color-text-secondary);--color-shadow-primary: rgba(96, 165, 250, .3);--color-shadow-secondary: rgba(0, 0, 0, .5);--font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;--font-family-heading: var(--font-family-base);--font-family-mono: "Fira Code", "Monaco", "Consolas", monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 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.level-card__title{color:#22c55e}.level-card__name{font-size:1.2rem;font-weight:600;color:#60a5fa;margin-bottom:1rem}.level-card--locked .level-card__name{color:#9ca3af}.level-card__description{font-size:1rem;color:#9ca3af;line-height:1.5;margin:0;padding:0 1rem}.level-card--locked .level-card__description{font-style:italic;color:#6b7280}.level-card__progress{padding:1.5rem;background:#0003;margin-top:auto}.progress-bar{width:100%;height:8px;background:#0d1117;border-radius:4px;overflow:hidden;margin-bottom:.75rem;border:1px solid #60a5fa}.progress-fill{height:100%;background:linear-gradient(90deg,#60a5fa,#22c55e);transition:width .8s ease-in-out;border-radius:4px;position:relative}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s ease-in-out 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.unit-card__title{color:#9ca3af}.unit-card__summary{font-size:.875rem;color:#9ca3af;line-height:1.4;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0}.unit-card--locked .unit-card__summary{font-style:italic;color:#6b7280}.unit-card__footer{margin-top:1rem;text-align:center;font-size:.875rem;font-weight:600}.unit-card__locked-text{color:#9ca3af;opacity:.8}.unit-card__action-text{color:#60a5fa;background:#60a5fa1a;padding:.5rem 1rem;border-radius:6px;border:1px solid #60a5fa;transition:all .2s}.unit-card--open:hover .unit-card__action-text{background:#60a5fa;color:#fff;transform:scale(1.05)}.unit-card__completed-text{color:#22c55e;background:#22c55e1a;padding:.5rem 1rem;border-radius:6px;border:1px solid #22c55e}.unit-card--open:before{content:"";position:absolute;inset:-2px;background:linear-gradient(45deg,#60a5fa,#22c55e,#60a5fa);background-size:300% 300%;border-radius:10px;z-index:-1;animation:gradientShift 3s ease 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