:root{--color-bg:#fff;--color-text:#0f172a;--color-text-muted:#64748b;--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-section-bg:#f1f5f9;--color-border:#e2e8f0;--radius-default:12px;--radius-pill:9999px;--max-width:1100px;--font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;flex-direction:column;min-height:100vh;font-size:16px;line-height:1.6;display:flex}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}a{color:inherit;text-decoration:none;transition:color .15s}a:hover{color:var(--color-primary)}.site-container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.site-header{border-bottom:1px solid 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0%,#f8fafc 60%,#eff6ff 100%);border:2px solid #2563eb29;border-radius:16px;margin:2rem 0 3.5rem;padding:2.25rem 2rem 2.5rem;position:relative;box-shadow:0 12px 28px -6px #2563eb17,0 8px 12px -4px #0f172a0a}@media (width<=640px){.cps-tool{border-radius:14px;padding:1.5rem 1rem 1.75rem}}.cps-modes,.tool-tabs,.counter-mode-toggle{flex-wrap:wrap;justify-content:center;align-items:center;gap:.5rem;margin-bottom:1.5rem;display:flex}.mode-btn{border:1px solid var(--color-border);color:var(--color-text);border-radius:var(--radius-pill);cursor:pointer;background-color:#fff;padding:.5rem 1.25rem;font-family:inherit;font-size:.925rem;font-weight:600;transition:all .15s;box-shadow:0 1px 2px #00000008}.mode-btn:hover{border-color:var(--color-primary);color:var(--color-primary);background-color:#eff6ff;transform:translateY(-1px)}.mode-btn.active,.mode-btn[aria-pressed=true],.mode-btn[aria-selected=true]{background-color:var(--color-primary);border-color:var(--color-primary);color:#fff;box-shadow:0 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.cps-result-panel{padding:20px 16px}}.cps-personal-best{text-align:center;color:#64748b;flex-wrap:wrap;justify-content:center;align-items:center;gap:.5rem;margin-top:-2rem;margin-bottom:2.5rem;font-size:.9rem;display:flex}.new-best-badge{color:#16a34a;font-weight:700}