/* ====== Modal System ====== */
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.35);z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding-top:40px;overflow-y:auto;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.modal-panel{background:#fff;border-radius:14px;width:800px;max-width:94vw;max-height:85vh;overflow-y:auto;box-shadow:0 24px 80px rgba(0,0,0,.15);animation:modalIn .2s ease;position:relative}
@keyframes modalIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 28px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#fff;z-index:1;border-radius:14px 14px 0 0}
.modal-title{font-size:17px;font-weight:650}
.modal-close{width:34px;height:34px;border-radius:8px;border:none;background:none;cursor:pointer;font-size:18px;color:var(--text2);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
.modal-close:hover{background:var(--bg);color:var(--text)}
.modal-body{padding:24px 28px}
.modal-section{margin-bottom:22px}
.modal-section-title{font-size:13px;font-weight:600;color:var(--text);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:6px;letter-spacing:.3px}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.modal-field{font-size:13px}
.modal-field-label{color:var(--text2);margin-bottom:3px;font-size:11px;text-transform:uppercase;letter-spacing:.3px}
.modal-field-value{color:var(--text);font-weight:500;font-size:13px}
.modal-timeline{position:relative;padding-left:22px}
.modal-timeline::before{content:'';position:absolute;left:6px;top:0;bottom:0;width:1.5px;background:var(--border)}
.modal-tl-item{position:relative;padding:4px 0 14px 18px;font-size:13px}
.modal-tl-item::before{content:'';position:absolute;left:-15px;top:7px;width:10px;height:10px;border-radius:50%;background:var(--pri);border:2px solid #fff;box-shadow:0 0 0 2px var(--pri)}
.modal-tl-item.done::before{background:var(--suc);box-shadow:0 0 0 2px var(--suc)}
.modal-tl-item.current::before{background:var(--pri);box-shadow:0 0 0 2px var(--pri);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 2px var(--pri)}50%{box-shadow:0 0 0 6px rgba(45,44,42,.15)}}
.modal-tl-title{font-weight:600;color:var(--text)}
.modal-tl-time{color:var(--text3);font-size:11px}
.modal-tl-desc{color:var(--text2)}

/* Modal resize handles */
.modal-resize-handle{position:absolute;z-index:10;transition:background .2s}
.modal-resize-handle-r{right:0;top:0;width:6px;height:100%;cursor:ew-resize;border-radius:0 3px 3px 0}
.modal-resize-handle-r:hover,.modal-resize-handle-r.active{background:rgba(0,0,0,.06)}
.modal-resize-handle-b{left:0;bottom:0;width:100%;height:6px;cursor:ns-resize;border-radius:0 0 3px 3px}
.modal-resize-handle-b:hover,.modal-resize-handle-b.active{background:rgba(0,0,0,.06)}
.modal-resize-handle-br{right:0;bottom:0;width:16px;height:16px;cursor:nwse-resize;border-radius:0 0 3px 0}
.modal-resize-handle-br:hover,.modal-resize-handle-br.active{background:rgba(0,0,0,.08)}

/* Quote modal */
.modal-quote{width:1100px;min-width:700px;min-height:500px;overflow:auto}
.modal-quote .modal-section{border-bottom:1px solid var(--border);padding-bottom:16px;margin-bottom:16px}
.modal-quote .modal-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.quote-form-header{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px 16px}
.quote-form-header .qf-field{display:flex;flex-direction:column;gap:4px}
.quote-form-header .qf-label{font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:.3px;font-weight:500}
.quote-form-header .qf-input{font-size:13px;padding:8px 12px;border:1px solid var(--border);border-radius:6px;background:#fff;outline:none;width:100%;box-sizing:border-box}
.quote-form-header .qf-input:focus{border-color:var(--pri)}
.quote-form-header .qf-input.readonly{background:var(--bg);color:var(--text2);cursor:default}
.modal-quote-footer{display:flex;gap:8px;justify-content:flex-end;padding:16px 28px;border-top:1px solid var(--border);background:var(--bg);position:sticky;bottom:0;border-radius:0 0 14px 14px}

/* Sample modal */
.modal-sample{width:1050px;min-width:700px;min-height:550px;overflow:auto}
.sample-source-toggle{display:flex;gap:0;margin-bottom:20px;background:var(--bg);border-radius:10px;padding:4px;border:1px solid var(--border)}
.sample-source-btn{flex:1;padding:10px 16px;border:none;background:transparent;cursor:pointer;font-size:13px;font-weight:500;color:var(--text2);border-radius:8px;transition:all var(--transition);display:flex;align-items:center;justify-content:center;gap:6px}
.sample-source-btn.active{background:#fff;color:var(--pri);box-shadow:0 1px 4px rgba(0,0,0,.08);font-weight:600}
.sample-source-btn:hover:not(.active){color:var(--text)}
.sample-header-images{display:flex;gap:12px;margin-bottom:16px}
.sample-img-upload{width:120px;height:120px;border:2px dashed var(--border);border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);background:var(--bg);position:relative;overflow:hidden}
.sample-img-upload:hover{border-color:var(--pri);background:var(--pri-lt)}
.sample-img-upload.has-image{border-style:solid;border-color:var(--suc)}
.sample-img-upload .upload-icon{font-size:28px;color:var(--text3);margin-bottom:4px}
.sample-img-upload .upload-text{font-size:11px;color:var(--text3)}
.sample-img-upload img{width:100%;height:100%;object-fit:cover;border-radius:8px}
.sample-img-upload .remove-img{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:50%;background:rgba(0,0,0,.5);color:#fff;border:none;cursor:pointer;font-size:12px;display:none;align-items:center;justify-content:center}
.sample-img-upload.has-image .remove-img{display:flex}
.sample-detail-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--bg)}
.sample-detail-row:last-child{border-bottom:none}
.sample-detail-row .sd-seq{font-size:12px;color:var(--text3);width:30px;text-align:center}
.sample-detail-row .sd-mat{flex:1}
.sample-detail-row .sd-qty{width:70px}
.sample-detail-row .sd-remark{flex:1}
.sample-detail-row .sd-img-upload{width:60px;height:60px;border:2px dashed var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:20px;color:var(--text3);transition:all var(--transition);position:relative;overflow:hidden;flex-shrink:0}
.sample-detail-row .sd-img-upload:hover{border-color:var(--pri)}
.sample-detail-row .sd-img-upload img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.sample-detail-row .sd-img-upload .remove-img{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:rgba(0,0,0,.5);color:#fff;border:none;cursor:pointer;font-size:10px;display:none;align-items:center;justify-content:center}
.sample-detail-row .sd-img-upload.has-image .remove-img{display:flex}

/* Popup System */
.popup-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;z-index:999}
.popup-dropdown{position:absolute;min-width:180px;background:#fff;border-radius:10px;box-shadow:0 8px 30px rgba(0,0,0,.12),0 1px 3px rgba(0,0,0,.06);padding:6px;z-index:1001;animation:popupIn .15s ease;border:.5px solid var(--border)}
@keyframes popupIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.popup-dd-item{padding:9px 14px;border-radius:7px;cursor:pointer;font-size:13px;display:flex;align-items:center;gap:10px;transition:background .12s;color:var(--text);white-space:nowrap}
.popup-dd-item:hover{background:var(--pri-lt)}
.popup-dd-item .dd-icon{width:18px;text-align:center;font-size:14px;opacity:.7}
.popup-dd-divider{height:.5px;background:var(--border);margin:4px 8px}
.popup-panel{position:absolute;width:340px;background:#fff;border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.15),0 1px 3px rgba(0,0,0,.06);z-index:1001;animation:popupIn .15s ease;border:.5px solid var(--border);overflow:hidden}
.popup-panel-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:.5px solid var(--border);font-size:14px;font-weight:600}
.popup-panel-body{padding:16px 18px}
.popup-panel-body .form-group{margin-bottom:14px}
.popup-panel-body .form-group:last-child{margin-bottom:0}
.popup-panel-footer{display:flex;gap:8px;padding:12px 18px;border-top:.5px solid var(--border);justify-content:flex-end}
.popup-confirm{position:absolute;width:320px;background:#fff;border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.15);z-index:1001;animation:popupIn .15s ease;border:.5px solid var(--border);overflow:hidden}
.popup-confirm-body{padding:22px 20px;text-align:center}
.popup-confirm-icon{font-size:36px;margin-bottom:12px}
.popup-confirm-title{font-size:15px;font-weight:600;margin-bottom:6px}
.popup-confirm-desc{font-size:13px;color:var(--text2);line-height:1.6}
.popup-confirm-footer{display:flex;gap:0;border-top:.5px solid var(--border)}
.popup-confirm-footer button{flex:1;padding:12px;border:none;cursor:pointer;font-size:13px;font-weight:500;background:transparent;transition:background .12s}
.popup-confirm-footer button:hover{background:var(--bg)}
.popup-confirm-footer .cfm-btn-pri{color:var(--blu);font-weight:600;border-left:.5px solid var(--border)}
.popup-confirm-footer .cfm-btn-dan{color:var(--dan);font-weight:600}

/* Toast */
.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%);background:var(--pri);color:#fff;padding:12px 28px;border-radius:24px;font-size:13px;font-weight:500;z-index:2000;box-shadow:0 8px 30px rgba(0,0,0,.2);animation:toastIn .25s ease;display:flex;align-items:center;gap:8px}
@keyframes toastIn{from{opacity:0;transform:translate(-50%,20px)}to{opacity:1;transform:translate(-50%,0)}}
.toast.suc{background:var(--suc)}
.toast.war{background:var(--war)}
.toast.dan{background:var(--dan)}

/* Concept modal */
.concept-modal{width:960px!important}
.concept-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:16px}
.concept-card{background:var(--bg);border:2px dashed var(--border);border-radius:10px;overflow:hidden;transition:all .2s;cursor:pointer;position:relative}
.concept-card:hover{border-color:var(--pri);box-shadow:0 4px 16px rgba(0,0,0,.08)}
.concept-card .concept-img{width:100%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:48px;position:relative;overflow:hidden}
.concept-card .concept-img.generating{background:linear-gradient(135deg,#f8fafc 0%,#eef2ff 50%,#f8fafc 100%);background-size:200% 200%;animation:shimmer 1.8s ease-in-out infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.concept-card .concept-info{padding:10px 12px;text-align:center;font-size:12px;color:var(--text2);background:#fff}
.concept-card .concept-label{font-size:11px;font-weight:600;color:var(--text);margin-bottom:2px}
.concept-card .concept-tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:10px;margin-top:4px;background:var(--pri-lt);color:var(--text2)}
.concept-card .concept-check{position:absolute;top:8px;right:8px;width:22px;height:22px;border-radius:50%;background:var(--suc);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;opacity:0;transition:opacity .2s}
.concept-card.selected{border-color:var(--suc);border-style:solid}
.concept-card.selected .concept-check{opacity:1}
.concept-progress{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding:14px 18px;background:linear-gradient(135deg,#eff4fa,#f0f4ff);border-radius:10px}
.concept-progress-bar{flex:1;height:6px;background:#e5e7eb;border-radius:3px;overflow:hidden}
.concept-progress-fill{height:100%;background:linear-gradient(90deg,var(--pri),#7c8aff);border-radius:3px;transition:width .3s ease}
.concept-progress-text{font-size:13px;font-weight:600;color:var(--pri);white-space:nowrap}