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th,.zone-table td{padding:.75rem .875rem;text-align:left;border-bottom:1px solid var(--color-border);font-size:.9375rem}.zone-table th{font-weight:600;color:var(--color-text-secondary)}.zone-table td.num{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.zone-badge{display:inline-flex;align-items:center;justify-content:center;min-width:2.25rem;padding:.125rem .5rem;border-radius:6px;font-weight:700;font-size:.8125rem;color:#fff}.zone-Z1{background:#4ade80}.zone-Z2{background:#34c759}.zone-Z3{background:#ff9500}.zone-Z4{background:#ff7a00}.zone-Z5{background:#ef4444}.acwr-gauge{display:flex;align-items:center;gap:.75rem;justify-content:center;margin:1rem 0;font-weight:600}.acwr-dot{width:14px;height:14px;border-radius:50%}.acwr-detraining{color:var(--color-secondary)}.acwr-detraining .acwr-dot{background:var(--color-secondary)}.acwr-optimal{color:#16a34a}.acwr-optimal .acwr-dot{background:var(--color-success)}.acwr-caution{color:var(--color-warning)}.acwr-caution .acwr-dot{background:var(--color-warning)}.acwr-danger{color:var(--color-danger)}.acwr-danger .acwr-dot{background:var(--color-danger)}.brand-hook{max-width:var(--content-width);margin:2.5rem auto 0;padding:1.5rem 1.75rem;background:#ffb9471a;border:1px solid rgba(255,185,71,.35);border-radius:16px;text-align:center}.brand-hook p{margin:0;font-size:1.0625rem;color:var(--color-text);line-height:1.6}.brand-hook strong{color:var(--color-primary-dark)}.tool-content{max-width:var(--content-width);margin:3rem auto 0;font-size:1.0625rem;line-height:1.8}.tool-content h2{font-size:1.5rem;margin:2rem 0 .75rem}.tool-content p{color:var(--color-text-secondary)}.tool-content .source-note{font-size:.875rem;color:var(--color-text-tertiary);border-left:3px solid var(--color-border);padding-left:1rem;margin-top:1.5rem}.related-links{max-width:var(--content-width);margin:2.5rem auto 0}.related-links h2{font-size:1.25rem;margin-bottom:1rem}.related-links ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}.related-links a{display:block;padding:.875rem 1.125rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;color:var(--color-text);font-weight:500;transition:all .2s ease}.related-links a:hover{border-color:var(--color-primary);color:var(--color-primary)}.tools-meta{text-align:center;color:var(--color-text-secondary);margin-bottom:2.5rem;font-weight:600}.tools-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem;max-width:900px;margin:0 auto}.tool-card{display:flex;flex-direction:column;gap:.5rem;padding:1.75rem;background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:16px;transition:all .2s ease}.tool-card:hover{border-color:var(--color-primary);transform:translateY(-3px);box-shadow:0 8px 24px #00000014}.tool-card h2{font-size:1.25rem;margin:0;color:var(--color-text)}.tool-card p{margin:0;color:var(--color-text-secondary);font-size:.9375rem}.tool-card .tool-card-tag{align-self:flex-start;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--color-primary-dark);background:#ffb94726;padding:.25rem .625rem;border-radius:100px}@media(max-width:768px){.tool-header h1{font-size:1.875rem}.calc{padding:1.5rem}.calc-grid,.tools-grid{grid-template-columns:1fr}.result-value{font-size:2.25rem}}