.calc-container{background:var(--color-text-white);border:1px solid var(--color-border);box-shadow:var(--shadow-md);max-width:800px;font-family:var(--font-body);border-radius:16px;margin:40px auto;overflow:hidden}.calc-header{background:var(--color-primary);color:var(--color-text-white);text-align:center;padding:32px}.calc-header h3{font-family:var(--font-heading);margin-bottom:12px;font-size:28px;font-weight:700}.calc-header p{color:#fffc;max-width:600px;margin:0 auto;font-size:15px}.calc-body{padding:40px 32px}.calc-row{grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px;display:grid}.calc-row.triple{grid-template-columns:1fr 1fr 1fr}.calc-group{flex-direction:column;display:flex}.calc-group label{color:var(--color-text);letter-spacing:.2px;margin-bottom:8px;font-size:13.5px;font-weight:700}.calc-options{background:var(--color-bg-section);border:1.5px solid #4a556826;border-radius:8px;display:flex;overflow:hidden}.calc-btn-opt{color:var(--color-text-light);cursor:pointer;background:0 0;border:none;flex:1;padding:14px 10px;font-size:14px;font-weight:600;transition:all .3s}.calc-btn-opt.active{background:var(--color-accent);color:var(--color-text-white)}.calc-input,.calc-select{font-family:var(--font-body);color:var(--color-text);background:var(--color-bg-section);border:1.5px solid #4a556826;border-radius:8px;outline:none;width:100%;padding:14px 16px;font-size:16px;transition:border-color .25s,box-shadow .25s}.calc-input:focus,.calc-select:focus{border-color:var(--color-accent);background:var(--color-text-white);box-shadow:0 0 0 3px #8e8c991a}.calc-group-conditional{background:#8e8c990d;border:1px solid #8e8c9933;border-radius:8px;margin-bottom:24px;padding:20px}.calc-checkbox-label{cursor:pointer;color:var(--color-text);align-items:center;gap:12px;font-size:14.5px;font-weight:600;display:flex}.calc-checkbox-label input[type=checkbox]{width:18px;height:18px;accent-color:var(--color-accent)}.calc-checkbox-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.mt-2{margin-top:16px}.calc-btn-submit{background:var(--color-primary);width:100%;color:var(--color-text-white);cursor:pointer;border:none;border-radius:8px;margin-top:12px;padding:18px;font-size:16px;font-weight:700;transition:all .3s}.calc-btn-submit:hover{background:var(--color-primary-dark);box-shadow:var(--shadow-md);transform:translateY(-2px)}.calc-results{background:var(--color-bg-section);border-top:1px solid var(--color-border);padding:40px 32px}.calc-res-header{text-align:center;margin-bottom:32px}.calc-res-header h4{color:var(--color-text-light);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:8px;font-size:16px}.calc-total{font-family:var(--font-heading);color:var(--color-accent);font-size:48px;font-weight:700;line-height:1}.calc-alert{border-radius:8px;margin-bottom:24px;padding:16px 20px;font-size:14px;line-height:1.6}.calc-alert.warning{color:#92400e;background:#fffbeb;border:1px solid #fde68a}.calc-alert.danger{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.calc-res-items{background:var(--color-text-white);border:1px solid var(--color-border);border-radius:8px;margin-bottom:16px;overflow:hidden}.calc-res-item{border-bottom:1px solid var(--color-border);color:var(--color-text);justify-content:space-between;padding:16px 20px;font-size:15px;display:flex}.calc-res-item:last-child{border-bottom:none}.calc-res-item span:last-child{font-weight:700}.calc-disclaimer{color:var(--color-text-light);text-align:center;margin-top:24px;margin-bottom:32px;font-size:13px;line-height:1.6}.calc-wa-btn{color:#fff;background:#25d366;border-radius:8px;justify-content:center;align-items:center;gap:8px;width:100%;padding:18px;font-size:16px;font-weight:700;text-decoration:none;display:flex}.calc-wa-btn:hover{background:#128c7e}@media (max-width:768px){.calc-row,.calc-row.triple,.calc-checkbox-grid{grid-template-columns:1fr;gap:16px}.calc-body,.calc-results{padding:32px 20px}.calc-total{font-size:40px}}.calc-modal-overlay{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:9999;background:#2a303bb3;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.calc-modal-content{border-radius:16px;width:100%;max-width:800px;max-height:90vh;animation:.3s cubic-bezier(.4,0,.2,1) forwards modalFadeIn;position:relative;overflow-y:auto}.calc-modal-content .calc-container{border:none;margin:0}@keyframes modalFadeIn{0%{opacity:0;transform:translateY(30px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.calc-modal-close{color:#fff;cursor:pointer;z-index:10;background:#fff3;border:none;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;transition:all .2s;display:flex;position:absolute;top:16px;right:16px}.calc-modal-close:hover{background:var(--color-accent);transform:rotate(90deg)}@media (max-width:768px){.calc-modal-overlay{align-items:flex-end;padding:0}.calc-modal-content{border-radius:20px 20px 0 0;max-height:95vh;animation:.3s cubic-bezier(.4,0,.2,1) forwards modalSlideUp}.calc-modal-close{color:var(--color-primary);background:#0000001a;top:12px;right:12px}}@keyframes modalSlideUp{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}