:root{
  --bg:#f4f6fb;
  --card:#ffffff;
  --text:#16223a;
  --text-2:#42506b;
  --muted:#7b879f;
  --line:#e5eaf3;
  --line-2:#eef2f8;
  --primary:#2456e6;
  --primary-dark:#1a42bd;
  --primary-soft:#eaf0ff;
  --accent:#f5c518;
  --accent-soft:#fff8dc;
  --warn:#e07a16;
  --danger:#d94545;
  --ok:#12996b;
  --shadow:0 1px 2px rgba(20,35,70,.04),0 8px 24px rgba(20,35,70,.06);
  --shadow-lg:0 20px 60px rgba(16,28,56,.22);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}

/* ---------- 当成 App：锁定缩放、去掉整页弹性滚动和点击高亮 ---------- */
html,body{
  overscroll-behavior:none;
  -webkit-text-size-adjust:100%;text-size-adjust:100%;
  /* 只允许平移滚动，明确不给 pinch-zoom；iOS 上另有 JS 手势拦截兜底 */
  touch-action:pan-x pan-y
}
body{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}
input,textarea,select,[contenteditable]{-webkit-touch-callout:default}
img,svg{-webkit-user-drag:none;user-drag:none}
.modal-backdrop,.modal,.modal-body{overscroll-behavior:contain}
body.modal-open{overflow:hidden}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:14px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
  -webkit-text-size-adjust:100%;
}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
[hidden]{display:none !important}
.app-shell{max-width:1240px;margin:0 auto;padding:0 calc(24px + env(safe-area-inset-right,0px)) calc(40px + env(safe-area-inset-bottom,0px)) calc(24px + env(safe-area-inset-left,0px))}

/* ---------- top bar ---------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:calc(26px + env(safe-area-inset-top,0px)) 0 20px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:13px;
  background:linear-gradient(145deg,var(--primary),#4a7bff);
  display:grid;place-items:center;color:#fff;font-size:20px;font-weight:800;
  box-shadow:0 6px 16px rgba(36,86,230,.28);position:relative;overflow:hidden
}
.brand-mark:after{content:"";position:absolute;right:-9px;bottom:-9px;width:26px;height:26px;border-radius:50%;background:var(--accent);opacity:.9}
.brand-mark span{position:relative;z-index:1}
.brand-text h1{margin:0;font-size:20px;font-weight:750;letter-spacing:.3px}
.brand-text p{margin:2px 0 0;color:var(--muted);font-size:12.5px}
.operator-chip{display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);padding:6px 13px 6px 6px;border-radius:30px;font-size:13px;color:var(--text-2);cursor:pointer;box-shadow:var(--shadow);max-width:220px}
.operator-chip:hover{border-color:#c9d6f5}
.avatar{width:26px;height:26px;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:12px;flex:0 0 26px}
#operatorName{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);opacity:.75}
.stat-card:nth-child(3):before{background:var(--warn)}
.stat-card:nth-child(4):before{background:var(--accent)}
.stat-label{color:var(--muted);font-size:12.5px;font-weight:600}
.stat-value{font-size:28px;font-weight:750;line-height:1.25;margin:4px 0 1px;font-variant-numeric:tabular-nums}
.stat-value.warn{color:var(--warn)}
.stat-value.accent{color:#c39100}
.stat-foot{color:var(--muted);font-size:11.5px}

/* ---------- toolbar ---------- */
.toolbar{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;margin-bottom:18px}
.search-row{display:flex;gap:10px;align-items:center}
.search-box{position:relative;flex:1;min-width:0}
.search-box .search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:#98a4bb;pointer-events:none}
#searchInput{width:100%;height:44px;border:1px solid var(--line);background:#f8faff;border-radius:10px;padding:0 38px 0 40px;font-size:16px;color:var(--text);outline:none;transition:.15s}
#searchInput:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(36,86,230,.11)}
#searchInput::placeholder{color:#a2adc0;font-size:14px}
#searchInput::-webkit-search-cancel-button{display:none}
.clear-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:26px;height:26px;border:0;background:#e8edf7;border-radius:50%;color:var(--text-2);font-size:18px;line-height:1}
.btn{height:44px;padding:0 16px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text-2);font-weight:600;font-size:13.5px;white-space:nowrap;transition:.15s;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn:hover{border-color:#c3d0ea;background:#f9fbff}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(36,86,230,.22)}
.btn.primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.btn.ghost{background:transparent}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn.danger-ghost{background:transparent;border-color:transparent;color:var(--danger)}
.btn.danger-ghost:hover{background:#fff0f0;border-color:#ffd9d9}
.btn:disabled{opacity:.5;cursor:not-allowed}
.caret{font-size:10px;opacity:.65}
.dropdown-wrap{position:relative}
.dropdown{position:absolute;right:0;top:calc(100% + 8px);width:300px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);z-index:30;padding:6px}
.dropdown button{display:block;width:100%;text-align:left;border:0;background:transparent;padding:10px 12px;border-radius:8px;color:var(--text)}
.dropdown button:hover{background:var(--primary-soft)}
.dropdown strong{display:block;font-size:13.5px;font-weight:650}
.dropdown span{display:block;color:var(--muted);font-size:11.5px;margin-top:2px}

.filter-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;flex-wrap:wrap}
.tabs{display:flex;gap:4px;background:#f1f4fa;padding:4px;border-radius:10px}
.tab{border:0;background:transparent;color:var(--text-2);padding:7px 14px;border-radius:8px;font-weight:600;font-size:13.5px;display:inline-flex;align-items:center;gap:7px}
.tab.active{background:#fff;color:var(--primary);box-shadow:0 1px 4px rgba(20,35,70,.1)}
.tab-count{background:#e4eaf6;color:var(--muted);border-radius:20px;padding:0 7px;font-size:11px;font-variant-numeric:tabular-nums}
.tab.active .tab-count{background:var(--primary-soft);color:var(--primary)}
.tabs.compact{margin-bottom:18px}
.filters{display:flex;align-items:center;gap:14px;color:var(--text-2);font-size:13px}
.check{display:inline-flex;align-items:center;gap:6px;cursor:pointer;user-select:none}
.check input{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}
.filters select,.input{height:40px;border:1px solid var(--line);border-radius:9px;padding:0 11px;background:#fff;color:var(--text);outline:none;font-size:14px}
.filters select{cursor:pointer}
.filters select:focus,.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(36,86,230,.1)}

/* ---------- list ---------- */
.list-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 2px 10px;color:var(--text-2);font-size:13px;font-weight:600}
.list-tip{color:var(--muted);font-weight:400;font-size:12px}
.table-head,.vehicle-row{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr 1fr 1fr 1.15fr;gap:10px;align-items:center}
/* 桌面：包装层不参与网格，5 个编号直接成为 7 列中的 5 列；手机端改为 2 列卡片 */
.sn-grid-mobile{display:contents}
.table-head{padding:0 16px 9px;color:var(--muted);font-size:11.5px;font-weight:650;letter-spacing:.2px}
.vehicle-list{display:flex;flex-direction:column;gap:9px}
.vehicle-row{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:13px 16px;box-shadow:var(--shadow);cursor:pointer;transition:.15s;min-height:64px}
.vehicle-row:hover{border-color:#bcd0ff;transform:translateY(-1px);box-shadow:0 6px 18px rgba(36,86,230,.1)}
.plate-cell{display:flex;flex-direction:column;gap:2px;min-width:0}
.plate{font-size:16px;font-weight:750;letter-spacing:.6px;color:var(--text);font-variant-numeric:tabular-nums}
.plate-sub{font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sn{font-size:13.5px;font-variant-numeric:tabular-nums;letter-spacing:.4px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:flex;align-items:center;gap:5px}
.sn.empty{color:#b9c2d2}
.sn mark{background:#fff0a8;color:#7a5600;border-radius:3px;padding:0 1px}
.sn-label{display:none}
.sn-val{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.status-cell{display:flex;align-items:center;justify-content:space-between;gap:8px}
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:650;white-space:nowrap}
.pill.ok{background:#e7f8f1;color:var(--ok)}
.pill.missing{background:#fff2e2;color:var(--warn)}
.pill .dot-i{width:6px;height:6px;border-radius:50%;background:currentColor}
.updated{font-size:11px;color:var(--muted);white-space:nowrap}
.row-arrow{color:#c3ccdb;font-size:18px;flex:0 0 auto}

.empty-state{background:var(--card);border:1px dashed #cfd9ea;border-radius:var(--radius);padding:48px 20px;text-align:center;margin-top:4px}
.empty-ill{font-size:38px;color:#c9d6ef;line-height:1;margin-bottom:10px}
.empty-state h3{margin:0 0 6px;font-size:17px}
.empty-state p{margin:0;color:var(--muted);font-size:13px}
.empty-actions{display:flex;gap:9px;justify-content:center;flex-wrap:wrap;margin-top:18px}

/* ---------- logs ---------- */
.log-list{display:flex;flex-direction:column;gap:9px}
.log-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;box-shadow:var(--shadow);display:grid;grid-template-columns:150px 1.1fr 1.6fr .9fr;gap:14px;align-items:center}
.log-time{color:var(--muted);font-size:12px;font-variant-numeric:tabular-nums}
.log-time b{display:block;color:var(--text-2);font-size:13px;font-weight:650}
.log-plate{font-weight:700;font-size:14.5px;letter-spacing:.4px}
.log-plate small{display:block;font-weight:500;color:var(--muted);font-size:11.5px;letter-spacing:0}
.log-change{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;min-width:0}
.log-change .slot-tag{background:var(--primary-soft);color:var(--primary);padding:2px 8px;border-radius:6px;font-size:11.5px;font-weight:650;white-space:nowrap}
.log-change .old{color:var(--muted);text-decoration:line-through;font-variant-numeric:tabular-nums}
.log-change .new{font-weight:700;color:var(--text);font-variant-numeric:tabular-nums}
.log-change .arrow{color:#b7c2d4}
.log-meta{font-size:12px;color:var(--text-2);text-align:right;min-width:0}
.log-meta b{font-weight:650}
.log-meta span{display:block;color:var(--muted);font-size:11.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.log-type{display:inline-block;font-size:10.5px;padding:1px 6px;border-radius:5px;background:#eef2f8;color:var(--muted);margin-left:6px;font-weight:600}
.load-more-wrap{text-align:center;margin:16px 0}

/* ---------- 驾驶员 / 车辆照片 ---------- */
.v-extra{font-size:11.5px;color:var(--muted);margin-top:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.photo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.photo-box{position:relative;min-width:0}
.photo-drop{width:100%;height:118px;border:2px dashed #cbd6ea;border-radius:11px;background:#f9fbff;
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:3px;
  color:var(--text-2);overflow:hidden;padding:0}
.photo-drop:hover{border-color:var(--primary);background:var(--primary-soft)}
.photo-drop img{width:100%;height:100%;object-fit:contain;display:block}
.photo-placeholder{display:flex;flex-direction:column;align-items:center;gap:2px;line-height:1.3}
.photo-placeholder b{font-size:22px;font-weight:500;color:var(--primary);line-height:1}
.photo-placeholder span{font-size:12.5px;font-weight:650}
.photo-placeholder small{font-size:11px;color:var(--muted)}
.photo-box.has-photo .photo-drop{border-style:solid;border-color:var(--line);background:#fff}
.photo-box.has-photo .photo-placeholder{display:none}
.photo-del{position:absolute;top:5px;right:5px;width:24px;height:24px;border:0;border-radius:50%;
  background:rgba(16,26,48,.72);color:#fff;font-size:16px;line-height:1;display:grid;place-items:center;z-index:2}
@media (max-width:700px){
  .photo-grid{gap:8px}
  .photo-drop{height:96px}
  .photo-placeholder b{font-size:19px}
  .photo-placeholder span{font-size:12px}
}

/* ---------- modal ---------- */
.modal-backdrop{position:fixed;inset:0;background:rgba(16,26,48,.48);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(2px)}
.modal{background:var(--card);border-radius:18px;width:100%;max-width:760px;max-height:min(90vh,900px);display:flex;flex-direction:column;box-shadow:var(--shadow-lg);overflow:hidden}
.modal.small{max-width:520px}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:20px 24px 16px;border-bottom:1px solid var(--line-2)}
.modal-head h2{margin:0;font-size:18px;font-weight:750}
.modal-head p{margin:3px 0 0;color:var(--muted);font-size:12.5px}
.modal-close{border:0;background:#f1f4fa;width:30px;height:30px;border-radius:50%;font-size:20px;color:var(--text-2);line-height:1;flex:0 0 30px}
.modal-close:hover{background:#e5eaf5}
.modal-body{padding:20px 24px;overflow-y:auto;flex:1;-webkit-overflow-scrolling:touch}
.modal-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 24px;border-top:1px solid var(--line-2);background:#fbfcff}
.foot-right{display:flex;gap:9px;margin-left:auto}
.form-section{margin-bottom:22px}
.form-section:last-child{margin-bottom:0}
.section-title{display:flex;align-items:center;gap:8px;font-weight:700;font-size:13.5px;margin-bottom:12px;color:var(--text)}
.section-title .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);flex:0 0 7px}
.section-title small{font-weight:400;color:var(--muted);font-size:12px}
.field{margin-bottom:12px}
.field:last-child{margin-bottom:0}
.field label{display:block;font-size:12.5px;font-weight:650;color:var(--text-2);margin-bottom:6px}
.field label em{color:var(--danger);font-style:normal}
.input{width:100%;height:42px}
.plate-input{font-size:17px;font-weight:700;letter-spacing:1px;text-transform:uppercase}
.field-hint{font-size:11.5px;color:var(--muted);margin-top:5px}
.field-hint.error{color:var(--danger)}
.two-col{display:grid;grid-template-columns:1fr 1.4fr;gap:12px}
.textarea{height:auto;padding:10px 11px;resize:vertical;line-height:1.5;font-size:13px}
.file-input{width:100%;border:1px dashed #cbd6ea;border-radius:10px;padding:11px;background:#f9fbff;font-size:13px;color:var(--text-2)}
.slot-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.slot-field{background:#f9fbff;border:1px solid var(--line);border-radius:11px;padding:10px 12px}
.slot-field.focused{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(36,86,230,.08)}
.slot-field label{display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:650;color:var(--text-2);margin-bottom:6px}
.slot-field label .idx{color:var(--muted);font-weight:500;font-size:11px}
.slot-line{display:flex;align-items:center;gap:6px}
.slot-line input{flex:1;min-width:0;height:38px;border:1px solid var(--line);border-radius:8px;padding:0 10px;font-size:15px;font-variant-numeric:tabular-nums;letter-spacing:.5px;text-transform:uppercase;background:#fff;outline:none;color:var(--text)}
.slot-line input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(36,86,230,.1)}
.slot-line input::placeholder{color:#b9c3d3;font-weight:400;letter-spacing:0}
.copy-btn{border:0;background:#edf2fc;color:var(--primary);border-radius:7px;width:34px;height:34px;flex:0 0 34px;font-size:14px}
.copy-btn:hover{background:#dfe9ff}
.slot-warn{font-size:11px;color:var(--warn);margin-top:5px;display:block}
/* 拍照填入后的短暂高亮，替代「重新聚焦输入框」——后者会把手机键盘弹起来 */
@keyframes slotFlash{0%{background:#d8e6ff}100%{background:transparent}}
.slot-field.flash{animation:slotFlash 1.2s ease-out}
.dupe-alert{background:#fff6e6;border:1px solid #ffdfa8;color:#915d00;border-radius:10px;padding:10px 13px;font-size:12.5px;margin-top:11px}
.info-box{background:#f2f6ff;border:1px solid #dbe5ff;border-radius:11px;padding:13px 15px;margin:16px 0;font-size:12.5px;color:var(--text-2)}
.info-box strong{display:block;color:var(--primary);margin-bottom:5px;font-size:13px}
.info-box p{margin:0 0 6px}
.info-box p:last-child{margin-bottom:0}
.small-info{margin:4px 0 0}
.danger-zone{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line-2);padding:13px 0}
.danger-zone strong{display:block;font-size:13px}
.danger-zone span{display:block;color:var(--muted);font-size:11.5px}

/* history inside modal */
.history-section{border-top:1px solid var(--line-2);padding-top:18px}
.history-list{display:flex;flex-direction:column;gap:0;max-height:260px;overflow-y:auto;border:1px solid var(--line);border-radius:11px}
.history-item{display:grid;grid-template-columns:118px 1fr;gap:10px;padding:10px 12px;border-bottom:1px solid var(--line-2);font-size:12.5px}
.history-item:last-child{border-bottom:0}
.history-item .h-time{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11.5px}
.history-item .h-body{min-width:0}
.history-item .h-body b{font-weight:650}
.history-item .h-body .h-change{font-variant-numeric:tabular-nums}
.history-item .h-body .h-meta{color:var(--muted);font-size:11.5px;margin-top:2px}
.history-empty{padding:18px;text-align:center;color:var(--muted);font-size:12.5px}

.import-preview{margin-top:16px;background:#f6f9ff;border:1px solid #dde7ff;border-radius:11px;padding:13px 15px;font-size:12.5px;color:var(--text-2)}
.import-preview strong{color:var(--primary)}
.import-preview table{width:100%;border-collapse:collapse;margin-top:9px;font-size:11.5px}
.import-preview th,.import-preview td{text-align:left;padding:5px 7px;border-bottom:1px solid #e3ebfa;white-space:nowrap}

/* ---------- 拍照识别 ---------- */
.cam-btn{border:0;background:#eef3fd;color:var(--primary);border-radius:7px;width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center}
.cam-btn:hover{background:#dfe9ff}
.cam-btn svg{width:17px;height:17px}
.ocr-modal{max-width:560px}
.ocr-preview{background:#f4f6fb;border:1px solid var(--line);border-radius:11px;padding:8px;text-align:center;margin-bottom:14px;max-height:230px;overflow:hidden}
.ocr-preview img{max-width:100%;max-height:210px;object-fit:contain;border-radius:7px;display:inline-block}
.ocr-status{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--text-2);min-height:22px}
.ocr-spinner{width:15px;height:15px;border:2px solid #d8e2f8;border-top-color:var(--primary);border-radius:50%;animation:ocr-spin .8s linear infinite;flex:0 0 15px}
@keyframes ocr-spin{to{transform:rotate(360deg)}}
.ocr-progress{height:5px;background:#e9eef8;border-radius:5px;overflow:hidden;margin:10px 0 14px}
.ocr-progress div{height:100%;width:0;background:var(--primary);border-radius:5px;transition:width .25s}
.ocr-result-box{background:#f8faff;border:1px solid var(--line);border-radius:11px;padding:13px;margin-top:14px}
.ocr-result-box label{display:block;font-size:12.5px;font-weight:650;color:var(--text-2);margin-bottom:8px}
.ocr-result-input{height:54px;font-size:24px;font-weight:750;letter-spacing:3px;text-align:center;font-variant-numeric:tabular-nums;text-transform:uppercase}
.ocr-hint{font-size:12px;margin-top:8px;color:var(--muted);min-height:18px}
.ocr-hint.ok{color:var(--ok)}
.ocr-hint.warn{color:var(--warn)}
.ocr-hint.err{color:var(--danger)}
.ocr-candidates{display:flex;gap:7px;flex-wrap:wrap;margin-top:9px}
.ocr-candidates button{border:1px solid #cdd9f5;background:#fff;color:var(--primary);border-radius:7px;padding:4px 10px;font-size:12.5px;font-variant-numeric:tabular-nums}
.ocr-foot{flex-wrap:wrap}
@media (max-width:700px){
  .ocr-foot{gap:6px}
  .ocr-foot .btn{padding:0 10px;font-size:12.5px;height:42px}
  .ocr-foot .foot-right{margin-left:auto}
  .ocr-result-input{font-size:22px}
  .ocr-preview{max-height:150px;margin-bottom:10px}
  .ocr-preview img{max-height:130px}
  .ocr-result-box{padding:10px;margin-top:10px}
  .ocr-modal .small-info{display:none}
}

/* ---------- misc ---------- */
.toast{position:fixed;top:18px;left:50%;transform:translateX(-50%);background:#1c2b47;color:#fff;padding:11px 20px;border-radius:10px;z-index:300;box-shadow:var(--shadow-lg);font-size:13.5px;max-width:90vw;text-align:center}
.toast.error{background:#b83636}
.toast.ok{background:#137a58}
/* 键盘弹起时只加底部内边距，容器本身尺寸不变，页面不会「飞走」 */
.confirm-backdrop{position:fixed;inset:0;background:rgba(16,26,48,.5);z-index:200;display:grid;place-items:center;padding:20px 20px calc(20px + var(--kb,0px))}
.confirm-box{background:#fff;border-radius:16px;padding:22px;width:100%;max-width:400px;box-shadow:var(--shadow-lg);max-height:calc(100vh - 40px - var(--kb,0px));max-height:calc(100dvh - 40px - var(--kb,0px));overflow:auto}
.confirm-box h3{margin:0 0 8px;font-size:16.5px}
.confirm-box p{margin:0 0 18px;color:var(--text-2);font-size:13px}
.confirm-actions{display:flex;justify-content:flex-end;gap:9px}
.confirm-pwd-field{margin:0 0 14px}
.confirm-box p.confirm-pwd-msg{margin:7px 0 0;color:var(--danger);font-size:12.5px;line-height:1.5}
.confirm-box p.confirm-pwd-msg:empty{display:none}
.confirm-box .confirm-pwd-field .input{margin-bottom:0}
.fab{display:none}
.footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:11.5px;padding:22px 2px 0;border-top:1px solid var(--line);margin-top:26px}
.footer-right{color:#9aa6ba}

/* ---------- tablet ---------- */
@media (max-width:1000px){
  .table-head,.vehicle-row{grid-template-columns:1.15fr .95fr .95fr .95fr .95fr .95fr 1.05fr;gap:8px}
  .vehicle-row{padding:12px}
  .sn{font-size:12.5px}
  .log-item{grid-template-columns:130px 1fr 1.5fr;gap:10px}
  .log-meta{grid-column:2 / -1;text-align:left;display:flex;gap:12px}
  .log-meta span{display:inline}
}

/* ---------- phone ---------- */
@media (max-width:700px){
  /* App 手感：禁止长按选中文字与弹出系统菜单；输入框/编号仍可复制粘贴 */
  body{-webkit-user-select:none;user-select:none}
  input,textarea,select,[contenteditable],.sn-val,.plate,.log-change,.log-meta{
    -webkit-user-select:text;user-select:text
  }
  body{font-size:14px}
  .app-shell{padding:0 calc(14px + env(safe-area-inset-right,0px)) calc(84px + env(safe-area-inset-bottom,0px)) calc(14px + env(safe-area-inset-left,0px))}
  .topbar{padding:calc(13px + env(safe-area-inset-top,0px)) 0 11px}
  .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:11px;font-size:16px}
  .brand-text h1{font-size:16.5px}
  .brand-text p{font-size:11px}
  .operator-chip{padding:5px 10px 5px 5px;font-size:12px;max-width:140px}

  /* 四个统计压成一行，比原来的 2×2 省下约 150px 首屏 */
  .stats{grid-template-columns:repeat(4,1fr);gap:7px;margin-bottom:12px}
  .stat-card{padding:9px 5px;text-align:center}
  .stat-card:before{width:auto;height:2px;right:0;bottom:auto}
  .stat-label{font-size:10.5px;line-height:1.3;white-space:nowrap}
  .stat-value{font-size:21px;margin:3px 0 0;line-height:1.15}
  .stat-foot{display:none}

  .toolbar{padding:10px;margin-bottom:12px}
  .search-row{flex-wrap:wrap;gap:8px}
  .search-box{flex:1 1 100%;order:0}
  #searchInput{height:44px}
  .search-row .btn{height:40px;padding:0 10px;font-size:13px;flex:1}
  .dropdown-wrap{flex:1;display:flex}
  .dropdown-wrap .btn{width:100%}
  #btnAdd{display:none}
  /* 导出菜单：桌面是下拉，手机改成贴底整宽面板。
     原来 300px 宽 + right:0 相对只有 140~155px 的按钮容器，
     实测 360px 屏上 left=-135，菜单左半边整个跑出屏幕，选项文字只剩右半截。 */
  .dropdown{position:fixed;left:12px;right:12px;top:auto;
            bottom:calc(12px + env(safe-area-inset-bottom) + var(--kb,0px));
            width:auto;max-width:none;z-index:120;padding:8px;border-radius:16px;
            box-shadow:0 -10px 44px rgba(16,28,56,.26),0 0 0 100vmax rgba(16,26,48,.32);
            max-height:calc(100dvh - 40px - var(--kb,0px));overflow-y:auto}
  .dropdown button{padding:12px 14px;border-radius:10px}
  .dropdown button+button{margin-top:2px}
  .dropdown strong{font-size:14.5px}
  .dropdown span{font-size:12px;white-space:normal;margin-top:3px}
  .filter-row{margin-top:9px;gap:8px}
  .tabs{width:100%}
  .tab{flex:1;justify-content:center;padding:7px 6px;font-size:13px}
  .filters{width:100%;justify-content:space-between}
  .filters select{height:34px}
  .list-head{margin-bottom:8px}
  .list-tip{display:none}
  .table-head{display:none}

  /* 卡片：一行「名称 + 编号」，第 5 个跨满两列，不再留半格空白 */
  .vehicle-list{gap:8px}
  .vehicle-row{display:block;padding:11px 12px}
  .plate-cell{flex-direction:row;align-items:baseline;justify-content:space-between;margin-bottom:8px;gap:8px}
  .plate{font-size:17px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .plate-sub{display:none}
  .sn-grid-mobile{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 8px}
  .sn{display:flex;flex-direction:row;align-items:baseline;justify-content:space-between;gap:6px;min-width:0;
      font-size:12.5px;background:#f7f9fd;border-radius:7px;padding:5px 8px}
  .sn-label{display:block;font-size:10px;color:var(--muted);font-weight:600;flex:0 0 auto}
  .sn-grid-mobile .sn:last-child{grid-column:1 / -1}
  .sn.empty{color:#b9c2d2}
  .sn .row-arrow{display:none}
  .status-cell{margin-top:8px;padding-top:8px;border-top:1px solid var(--line-2)}
  .updated{font-size:11px}

  .log-item{display:block;padding:12px 13px}
  .log-time{display:flex;gap:8px;align-items:center;margin-bottom:6px}
  .log-time b{display:inline;font-size:12px}
  .log-plate{margin-bottom:6px}
  .log-plate small{display:inline;margin-left:6px}
  .log-change{font-size:12.5px}
  .log-meta{text-align:left;display:block;margin-top:7px;padding-top:7px;border-top:1px solid var(--line-2);font-size:11.5px}
  .log-meta span{display:block}

  /* 底部整条登记按钮：不再压住卡片中间，滚动到哪都能点 */
  .fab{display:flex;position:fixed;left:14px;right:14px;width:auto;z-index:50;
       bottom:calc(12px + env(safe-area-inset-bottom));height:48px;border-radius:12px;
       align-items:center;justify-content:center;gap:6px;padding:0;
       background:var(--primary);color:#fff;border:0;
       font-size:16px;font-weight:650;
       box-shadow:0 6px 20px rgba(36,86,230,.32)}
  .fab span{font-size:14px}
  body.keyboard-open .fab{display:none}

  /* 弹窗跟着键盘抬高：容器始终全屏，只加底部内边距把弹窗顶到键盘上方。
     不要改 height！贴底元素改 height 会让弹窗顶部突然下沉、整页跳动（真机实测会「飞」）。
     overflow:hidden 是横向兜底：任何子元素撑宽都只裁掉，绝不把整页带出可左右拖动 */
  .modal-backdrop{box-sizing:border-box;padding:0 0 var(--kb,0px);align-items:flex-end;overflow:hidden}
  .modal{width:100%;max-width:none;min-width:0;
         max-height:calc(100% - 16px);
         max-height:calc(100dvh - var(--kb,0px) - 16px);
         border-radius:18px 18px 0 0}
  .modal.small{max-width:none}
  .modal-head,.modal-body,.modal-foot{min-width:0}
  .modal-head{padding:14px 16px 11px}
  .modal-body{padding:14px 16px;overflow-x:hidden}
  .modal-foot{padding:10px 16px calc(10px + env(safe-area-inset-bottom))}
  .modal-foot .btn{height:44px}
  /* 标题里的长说明允许换行，窄屏不把整行撑出屏幕 */
  .section-title{flex-wrap:wrap;gap:6px}
  .section-title small{min-width:0;overflow-wrap:anywhere}

  /* 五个槽位改成一行一条，键盘弹起时仍能看到 4~5 个。
     用 minmax(0,1fr) 而不是 1fr：1fr 的下限是 min-content，输入框的固有宽度
     会把整行撑到 361px，360/320 窄屏上拍照、复制按钮就被切掉并出现横向滚动 */
  .slot-grid{grid-template-columns:minmax(0,1fr);gap:0}
  .slot-field{display:grid;grid-template-columns:64px minmax(0,1fr);align-items:center;gap:8px;min-width:0;
              background:transparent;border:0;border-bottom:1px solid var(--line-2);
              border-radius:0;padding:7px 0}
  .slot-field:last-child{border-bottom:0}
  .slot-field.focused{background:transparent;box-shadow:none;border-bottom-color:var(--primary)}
  .slot-field label{margin:0;display:block;font-size:12px;line-height:1.3;min-width:0}
  .slot-field label .idx{display:block;font-size:10px;font-weight:500}
  .slot-line{gap:6px;min-width:0}
  .slot-line input{flex:1 1 0;min-width:0;height:42px;font-size:16px}
  .slot-line .cam-btn{width:42px;height:42px;flex:0 0 42px;border-radius:9px}
  .slot-line .copy-btn{width:32px;height:42px;flex:0 0 32px;border-radius:9px}
  .slot-warn{grid-column:1 / -1;margin-top:4px;min-width:0;overflow-wrap:anywhere}
  .history-item{grid-template-columns:88px 1fr;gap:8px}
  .two-col{grid-template-columns:1fr;gap:0}
  .input,.slot-line input{font-size:16px;min-width:0}
  /* 键盘弹起时压紧弹窗头尾，把可见高度尽量让给输入区（矮屏小屏尤其明显） */
  body.keyboard-open .modal-head{padding:9px 16px 7px}
  body.keyboard-open .modal-head p{display:none}
  body.keyboard-open .modal-body{padding-top:8px;padding-bottom:8px}
  body.keyboard-open .modal-foot{padding-top:7px;padding-bottom:calc(7px + env(safe-area-inset-bottom))}
  body.keyboard-open .modal-foot .btn{height:40px}
  .footer{display:block;padding-bottom:0}
  .footer-right{display:block;margin-top:4px}
  .empty-state{padding:34px 14px}
}

/* ---------- 访问门禁 ---------- */
.gate{
  position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px;
  background:linear-gradient(150deg,#eef3ff 0%,#f7f9fd 55%,#fff8dc 100%)
}
.gate-box{
  width:100%;max-width:380px;background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-lg);padding:30px 26px 22px;text-align:center
}
.gate-mark{
  width:52px;height:52px;margin:0 auto 14px;border-radius:15px;
  background:linear-gradient(145deg,var(--primary),#4a7bff);color:#fff;font-size:23px;font-weight:800;
  display:grid;place-items:center;box-shadow:0 8px 20px rgba(36,86,230,.28)
}
.gate-box h2{margin:0 0 8px;font-size:20px;color:var(--text)}
.gate-box>p{margin:0 0 18px;color:var(--muted);font-size:13px;line-height:1.7}
.gate-box form{display:flex;flex-direction:column;gap:10px;text-align:left}
.gate-box form .input{height:46px;font-size:16px}
.gate-box form .btn{height:46px;justify-content:center}
.gate-box>.btn{width:100%;height:44px}
.gate-msg{margin:12px 0 0 !important;min-height:18px;color:var(--danger) !important;font-size:13px !important}
.gate-foot{margin:20px 0 0 !important;font-size:11.5px !important;color:var(--muted) !important;letter-spacing:.4px}
/* 登录页同样要避开软键盘：小屏上输入框别被盖住、登录框整体可滚 */
@media (max-width:700px){
  .gate{padding:20px 20px calc(20px + var(--kb,0px))}
  .gate-box{max-height:calc(100dvh - 40px - var(--kb,0px));overflow-y:auto}
}
@media print{.gate{display:none !important}}

@media print{
  .topbar-right,.toolbar,.fab,.footer,.modal-backdrop,.toast{display:none !important}
  body{background:#fff}
  .vehicle-row,.stat-card{box-shadow:none}
}


/* ---------- 照片清晰度档位 / 大图查看器 ---------- */
.photo-quality{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 10px}
.pq-label{font-size:12px;color:var(--muted);font-weight:650}
.pq-opt{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:9px;
  padding:6px 10px;cursor:pointer;background:#fff;font-size:12.5px;line-height:1.25;min-width:0}
.pq-opt input{margin:0;accent-color:var(--primary);flex:0 0 auto}
.pq-opt small{display:block;color:var(--muted);font-size:10.5px;font-weight:400}
.pq-opt.active{border-color:var(--primary);background:var(--primary-soft)}
.photo-view{position:absolute;left:5px;top:5px;height:24px;padding:0 8px;border:0;border-radius:7px;
  background:rgba(16,26,48,.72);color:#fff;font-size:11.5px;font-weight:600;z-index:2;
  display:inline-flex;align-items:center;gap:3px}
.photo-view:hover{background:var(--primary)}
.field-hint.warn-text{color:#c0392b;font-weight:600}
.photo-viewer{position:fixed;inset:0;z-index:300;background:rgba(8,12,22,.97);display:flex;flex-direction:column;
  padding:0 0 env(safe-area-inset-bottom)}
.pv-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;
  color:#fff;font-size:14px;font-weight:650;flex:0 0 auto}
.pv-close{border:0;background:rgba(255,255,255,.16);color:#fff;width:32px;height:32px;border-radius:50%;
  font-size:20px;line-height:1;flex:0 0 32px}
.pv-stage{flex:1 1 auto;min-height:0;display:flex;align-items:center;justify-content:center;
  padding:0 12px;overflow:auto;overscroll-behavior:contain}
.pv-stage img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block;border-radius:6px}
.pv-stage img.zoomed{max-width:none;max-height:none;width:200%;height:auto;margin:auto}
.pv-foot{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 16px;color:#c9d3e8;font-size:11.5px;flex-wrap:wrap}
.pv-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.pv-foot .btn{text-decoration:none;height:38px;font-size:12.5px}
.pv-foot .btn.ghost{color:#fff;border-color:rgba(255,255,255,.3);background:transparent}
@media (max-width:700px){
  .photo-quality{gap:6px}
  .pq-opt{padding:5px 8px;font-size:12px}
  .pv-foot{flex-direction:column;align-items:stretch;text-align:center;gap:8px}
  .pv-actions{width:100%}
  .pv-actions .btn{flex:1 1 0;min-width:0}
}