*{margin:0;padding:0;box-sizing:border-box}.pdc-calculator-wrapper{--primary-color:#4099ff;--primary-hover:#17489c;--secondary-color:#f1f5f9;--accent-color:#10b981;--warning-color:#f59e0b;--danger-color:#ef4444;--text-primary:#1e293b;--text-secondary:#64748b;--background:#f8fafc;--card-background:#ffffff;--border-color:#e2e8f0;--shadow:0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);--shadow-lg:0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:var(--text-primary);line-height:1.6;max-width:800px;margin:2rem auto;padding:0 1rem}.pdc-calculator-wrapper header{text-align:center;margin-bottom:2rem}.pdc-calculator-wrapper header h1{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.pdc-calculator-wrapper header .subtitle{color:var(--text-secondary);font-size:1rem}.pdc-calculator-card{background:var(--card-background);border-radius:16px;box-shadow:var(--shadow-lg);overflow:hidden;margin-bottom:1.5rem}.pdc-section{padding:1.5rem}.pdc-section:not(:last-child){border-bottom:1px solid var(--border-color)}.pdc-section h2{font-size:1.125rem;font-weight:600;color:var(--text-primary);margin-bottom:1.25rem}.pdc-section-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer;padding:1.5rem;margin:-1.5rem;margin-bottom:0;transition:background-color 0.2s}.pdc-section-header:hover{background-color:var(--secondary-color)}.pdc-section-header h2{margin-bottom:0}.pdc-toggle-icon{color:var(--text-secondary);transition:transform 0.3s;font-size:.875rem}.pdc-toggle-icon.rotated{transform:rotate(180deg)}.pdc-section-content{padding-top:1.5rem}.pdc-section-content.collapsed{display:none}.pdc-input-group{margin-bottom:1rem}.pdc-input-group label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.5rem}.pdc-input-with-unit{display:flex;gap:.5rem}.pdc-input-with-unit input{flex:1;padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:10px;font-size:1rem;font-family:inherit;transition:border-color 0.2s,box-shadow 0.2s}.pdc-input-with-unit input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgb(64 153 255 / .1)}.pdc-input-with-unit select{padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:10px;font-size:.875rem;font-family:inherit;background:var(--secondary-color);cursor:pointer;min-width:80px;transition:border-color 0.2s}.pdc-input-with-unit select:focus{outline:none;border-color:var(--primary-color)}.pdc-checkbox-group{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem;padding:.75rem 1rem;background:var(--secondary-color);border-radius:10px}.pdc-checkbox-group input[type="checkbox"]{width:1.25rem;height:1.25rem;accent-color:var(--primary-color);cursor:pointer}.pdc-checkbox-group label{font-size:.875rem;color:var(--text-primary);cursor:pointer;margin-bottom:0}.pdc-body-weight-inputs{padding:1rem;background:var(--secondary-color);border-radius:10px;margin-bottom:1rem}.pdc-body-weight-inputs .pdc-input-group:last-child{margin-bottom:0}.pdc-result-group{padding:1rem;background:var(--secondary-color);border-radius:10px;margin-bottom:1rem}.pdc-result-group:last-child{margin-bottom:0}.pdc-result-group label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:.25rem}.pdc-result-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.pdc-result-group.highlight{background:linear-gradient(135deg,#4099ff 0%,#17489c 100%);color:#fff}.pdc-result-group.highlight label{color:rgb(255 255 255 / .8)}.pdc-result-group.highlight .pdc-result-value{color:#fff}.pdc-result-group.highlight .pdc-result-note{color:rgb(255 255 255 / .9);font-size:.875rem;margin-top:.25rem}.pdc-info-card{background:var(--card-background);border-radius:16px;box-shadow:var(--shadow);padding:1.5rem;margin-bottom:1.5rem}.pdc-info-card h3{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.pdc-info-card.warning{background:#fef3c7;border:1px solid #f59e0b}.pdc-info-card.warning h3{color:#92400e}.pdc-info-card.warning p{color:#78350f;font-size:.875rem}.pdc-calculator-wrapper footer{text-align:center;padding:2rem 0;color:var(--text-secondary);font-size:.875rem}.pdc-number-line-visual{margin:1.5rem 0;padding:1.5rem;background:#fff;border-radius:12px;border:1px solid #e5e7eb}.pdc-number-line-container{padding:0}.pdc-number-line-svg{width:100%;height:auto;display:block}.pdc-number-line-label{margin-top:1rem;font-size:.9375rem;font-weight:600;color:var(--text-primary);text-align:center}.pdc-number-line-label span{color:#3b82f6;font-weight:700}@media (max-width:640px){.pdc-calculator-wrapper{padding:1rem;margin:1rem auto}.pdc-calculator-wrapper header h1{font-size:1.5rem}.pdc-section{padding:1.25rem}.pdc-section-header{padding:1.25rem;margin:-1.25rem}.pdc-result-value{font-size:1.25rem}}@keyframes pdcFadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.pdc-calculator-card,.pdc-info-card{animation:pdcFadeIn 0.3s ease-out}.pdc-input-with-unit input[type="number"]::-webkit-inner-spin-button,.pdc-input-with-unit input[type="number"]::-webkit-outer-spin-button{opacity:1}