.pam-calculator{margin:1.25rem 0 1.5rem;border:1px solid #ddd;background:#fff;color:#151515;font:inherit}
.pam-section{padding:18px;border-bottom:1px solid #e7e7e7}
.pam-section-title{font-weight:800;font-size:1.05rem;margin-bottom:12px;letter-spacing:.01em}
.pam-dimension-grid{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:10px;align-items:end}
.pam-field{display:flex;flex-direction:column;gap:6px;font-weight:700;min-width:0}
.pam-field span{font-size:.78rem;font-weight:500;color:#666}
.pam-field input{width:100%;min-height:46px;border:1px solid #bbb;border-radius:4px;padding:9px 11px;font-size:16px;background:#fff;color:#111}
.pam-times{font-size:1.5rem;line-height:46px;padding:0 2px;color:#777}
.pam-size-summary{margin-top:9px;color:#666;font-size:.9rem}
.pam-material-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.pam-material-card{position:relative;display:block;cursor:pointer;min-width:0}
.pam-material-card input{position:absolute;opacity:0;pointer-events:none}
.pam-material-content{display:flex;flex-direction:column;gap:3px;border:2px solid #ddd;border-radius:6px;padding:12px;min-height:66px;transition:border-color .15s,background .15s}
.pam-material-card input:checked+.pam-material-content{border-color:#1f9d2d;background:#f2fff3}
.pam-material-card input:focus-visible+.pam-material-content{outline:2px solid #111;outline-offset:2px}
.pam-material-content small{color:#666;font-size:.8rem}
.pam-options-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.pam-option-check{display:flex;gap:9px;align-items:flex-start;border:1px solid #ddd;border-radius:6px;padding:11px;cursor:pointer}
.pam-option-check input{margin-top:3px}
.pam-option-check>span{display:flex;flex-direction:column;gap:2px}
.pam-option-check small span{display:inline}
.pam-banner-finishing{margin-top:15px}
.pam-finishing-field{padding:11px;border:1px solid #ddd;border-radius:6px}
.pam-finishing-field select,.pam-finishing-field textarea{width:100%;min-width:0;background:#fff;color:#111;border:1px solid #bbb;border-radius:4px;padding:9px;font:inherit;font-weight:400}
.pam-finishing-help{font-size:.85rem;color:#555;margin:10px 0}
.pam-calculator [hidden]{display:none!important}
.pam-option-check small{color:#666}
.pam-option-number{border:1px solid #ddd;border-radius:6px;padding:11px}
.pam-price-panel{padding:18px;background:#f7f7f7;display:grid;gap:8px}
.pam-price-panel>div:not(.pam-price-error){display:flex;justify-content:space-between;gap:16px;align-items:baseline}
.pam-price-panel span{color:#666}
.pam-price-panel strong{font-size:1.05rem;text-align:right}
.pam-order-total-row{border-top:1px solid #ddd;padding-top:10px;margin-top:2px}
.pam-order-total-row strong{font-size:1.45rem;color:#159425}
.pam-price-error{color:#b42318;font-size:.9rem;min-height:1.2em}
.pam-calculated-price-label{font-size:.95em;color:#666}
@media(max-width:640px){.pam-material-grid,.pam-options-grid{grid-template-columns:1fr}.pam-section{padding:15px}.pam-dimension-grid{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)}}