.weekday-tool{background:#fff;border-radius:16px;border:1px solid var(--gray-200);padding:2rem;margin-top:2rem;display:flex;flex-direction:column;gap:1.5rem}.weekday-input-section{display:flex;flex-direction:column;gap:.75rem}.weekday-label{font-size:.85rem;font-weight:600;color:var(--gray-800);text-transform:uppercase;letter-spacing:.05em}.weekday-input-row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center}.weekday-date-input{padding:.6rem 1rem;border:1px solid var(--gray-200);border-radius:8px;font-size:1rem;color:var(--gray-800);background:#fff;transition:border-color .2s}.weekday-date-input:focus{outline:0;border-color:var(--primary-500);box-shadow:0 0 0 3px rgba(235,57,68,.1)}.weekday-results{display:flex;flex-direction:column;gap:1rem}.weekday-main-result{text-align:center;font-size:2rem;font-weight:800;color:var(--primary-600);padding:1rem;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:12px}.weekday-cards{display:flex;flex-wrap:wrap;gap:1rem}.weekday-card{display:flex;flex-direction:column;align-items:center;flex:1;min-width:130px;padding:1.25rem 1rem;background:var(--gray-50);border:1px solid var(--gray-200);border-radius:12px;text-align:center}.weekday-card-val{font-size:1.5rem;font-weight:700;color:var(--gray-800);line-height:1}.weekday-card-label{font-size:.75rem;color:var(--gray-400);margin-top:.4rem;text-transform:uppercase;letter-spacing:.05em}.weekday-nth-section{background:var(--gray-50);border:1px solid var(--gray-200);border-radius:12px;padding:1.5rem;display:flex;flex-direction:column;gap:1rem}.weekday-nth-title{font-size:1rem;font-weight:700;color:var(--gray-800);margin:0}.weekday-nth-row{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}.weekday-select{padding:.6rem .75rem;border:1px solid var(--gray-200);border-radius:8px;font-size:.9rem;color:var(--gray-800);background:#fff;cursor:pointer;transition:border-color .2s}.weekday-select:focus,.weekday-year-input:focus{outline:0;border-color:var(--primary-500)}.weekday-year-input{width:90px;padding:.6rem .75rem;border:1px solid var(--gray-200);border-radius:8px;font-size:.9rem;color:var(--gray-800);background:#fff;transition:border-color .2s}.weekday-nth-result{font-size:1.1rem;font-weight:600;color:var(--primary-600);min-height:1.5em}@media (max-width:600px){.weekday-nth-row{flex-direction:column;align-items:stretch}.weekday-select,.weekday-year-input{width:100%}}