:root{--background:#0f0f13;--foreground:#fafafa;--card:#0a0a0b93;--card-foreground:#fafafa;--popover:#09090b;--popover-foreground:#fafafa;--primary:#fafafa;--primary-foreground:#09090b;--secondary:#18181b;--secondary-foreground:#fafafa;--muted:#18181b;--muted-foreground:#bed9fe;--accent:#27272a;--accent-foreground:#fafafa;--destructive:#ef4444;--destructive-foreground:#fafafa;--border:#27272a;--input:#27272a;--ring:#fafafa;--radius:0.5rem;--primary-accent:#3b82f6;--primary-hover:#60a5fa;--primary-shadow:rgba(59,130,246,0.4);--secondary-accent:#8b5cf6;--secondary-hover:#a78bfa;--secondary-shadow:rgba(139,92,246,0.4);--success:#10b981;--success-hover:#34d399;--success-shadow:rgba(16,185,129,0.4);--info:#06b6d4;--info-shadow:rgba(6,182,212,0.4);--warning:#f59e0b;--error:#ef4444;--gradient-primary:linear-gradient(135deg,#3b82f6,#1d4ed8);--gradient-secondary:linear-gradient(135deg,#8b5cf6,#7c3aed);--gradient-success:linear-gradient(135deg,#10b981,#059669);--gradient-info:linear-gradient(135deg,#06b6d4,#0891b2);--backdrop-blur:blur(12px);--glass-border:rgba(255,255,255,0.1);--glass-bg:rgba(255,255,255,0.05);--primary-rgb:59,130,246;--secondary-rgb:139,92,246;--accent-rgb:59,130,246;--success-rgb:16,185,129;--warning-rgb:245,158,11;--error-rgb:239,68,68;--info-rgb:6,182,212}.dark-theme{--background:#09090b;--foreground:#fafafa;--card:rgba(10,10,11,0.9);--card-foreground:#fafafa;--popover:#09090b;--popover-foreground:#fafafa;--primary:#fafafa;--primary-foreground:#09090b;--secondary:#18181b;--secondary-foreground:#fafafa;--muted:#18181b;--muted-foreground:#a1a1aa;--accent:#27272a;--accent-foreground:#fafafa;--destructive:#ef4444;--destructive-foreground:#fafafa;--border:#27272a;--input:#27272a;--ring:#fafafa;--primary-accent:#3b82f6;--primary-hover:#60a5fa;--primary-shadow:rgba(59,130,246,0.4);--secondary-accent:#8b5cf6;--secondary-hover:#a78bfa;--secondary-shadow:rgba(139,92,246,0.4);--success:#10b981;--success-hover:#34d399;--warning:#f59e0b;--info:#06b6d4;--gradient-primary:linear-gradient(135deg,#3b82f6,#1d4ed8);--gradient-secondary:linear-gradient(135deg,#8b5cf6,#7c3aed);--backdrop-blur:blur(12px);--glass-border:rgba(255,255,255,0.1);--glass-bg:rgba(255,255,255,0.05);--primary-rgb:59,130,246;--secondary-rgb:139,92,246;--accent-rgb:59,130,246;--success-rgb:16,185,129;--warning-rgb:245,158,11;--error-rgb:239,68,68}*,html{color-scheme:dark}html{background:var(--background)}body{color-scheme:dark}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe 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.complexity-indicator{color:var(--primary-foreground)}.complexity-info{flex:1}.complexity-title{display:block;font-weight:600;color:var(--foreground);font-size:1rem;margin-bottom:.375rem}.complexity-card.selected .complexity-title{color:var(--primary-foreground)}.complexity-desc{display:block;font-size:.875rem;color:var(--muted-foreground);line-height:1.5}.complexity-card.selected .complexity-desc{color:var(--primary-foreground);opacity:.9}.form-actions{display:flex;gap:1rem;margin-top:1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.75rem;padding:1rem 2rem;border-radius:8px;font-size:.875rem;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;border:none;outline:none;text-decoration:none;flex:1;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .6s 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