/* IWD Estimator styles */
.iwd-estimator { font-family: var(--iwd-font); color: var(--iwd-text); background: var(--iwd-bg); border: 1px solid rgba(0,0,0,.06); border-radius: var(--iwd-radius); padding: 24px; box-shadow: 0 8px 24px rgba(0,0,0,.06); }
.iwd-estimator .iwd-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.iwd-estimator label { font-weight: 600; display:block; margin-bottom: 6px; }
.iwd-estimator input[type="number"], .iwd-estimator select { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(0,0,0,.15); background: #fff; }
.iwd-estimator small { display:block; color:#555; margin-top:6px; }

.iwd-field.iwd-inline { display:flex; flex-direction: column; gap: 12px; }
.iwd-field .iwd-switch { position: relative; display: inline-block; width: 46px; height: 26px; }
.iwd-field .iwd-switch input { display:none; }
.iwd-field .iwd-slider { position:absolute; cursor:pointer; top:0; left:0; right:0; bottom:0; background:#ddd; transition:.2s; border-radius: 20px; }
.iwd-field .iwd-slider:before { position:absolute; content:""; height:20px; width:20px; left:3px; top:3px; background:white; transition:.2s; border-radius:50%; box-shadow: 0 1px 2px rgba(0,0,0,.2); }
.iwd-field .iwd-switch input:checked + .iwd-slider { background: var(--iwd-primary); }
.iwd-field .iwd-switch input:checked + .iwd-slider:before { transform: translateX(20px); }

.iwd-nested { margin-top: 10px; padding: 12px; border: 1px dashed rgba(0,0,0,.15); border-radius: 10px; background: rgba(0,0,0,.02); }

.iwd-summary { margin-top: 24px; border-top: 1px solid rgba(0,0,0,.08); padding-top: 16px; }
.iwd-summary h3 { margin: 0 0 10px; color: var(--iwd-accent); }
.iwd-lineitems { list-style:none; margin:0 0 10px; padding:0; }
.iwd-lineitems li { display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px dashed rgba(0,0,0,.08); }
.iwd-total { display:grid; gap:8px; }
.iwd-row { display:flex; justify-content:space-between; align-items:center; }
.iwd-row.iwd-grand { font-size: 1.2rem; font-weight: 700; color: var(--iwd-accent); }
.iwd-note { color:#555; margin-top:8px; }

.iwd-links { margin-top: 6px; }
.iwd-links a { color: var(--iwd-primary); text-decoration: none; }
.iwd-links a:hover { text-decoration: underline; }

/* Modals */
.iwd-modal { position: fixed; inset: 0; background: rgba(0,0,0,.5); display:none; align-items:center; justify-content:center; z-index:9999; padding: 16px; }
.iwd-modal[aria-hidden="false"] { display:flex; }
.iwd-modal-content { background:#fff; max-width: 680px; width: 100%; border-radius: 16px; padding: 20px; box-shadow: 0 20px 60px rgba(0,0,0,.25); }
.iwd-modal-close { background: transparent; border: none; font-size: 24px; line-height: 1; cursor: pointer; float:right; }