:root{
  --primary:#333840; --primary-dark:#15181d; --primary-light:#eef0f2;
  --accent:#6b7280; --success:#10b981; --danger:#ef4444; --warning:#f59e0b;
  --info:#3b82f6; --purple:#8b5cf6;
  --gray-50:#f9fafb; --gray-100:#f3f4f6; --gray-200:#e5e7eb; --gray-300:#d1d5db;
  --gray-400:#9ca3af; --gray-500:#6b7280; --gray-600:#4b5563; --gray-700:#374151;
  --gray-800:#1f2937; --gray-900:#111827;
  --shadow:0 4px 24px rgba(0,0,0,.10);
  --shadow-md:0 8px 32px rgba(0,0,0,.14);
  --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
/* 關閉瀏覽器兩指左右滑的「上一頁/下一頁」手勢（避免捲動寬表時誤觸換頁）。
   手勢是在實際橫向捲動容器上觸發，故 html/body/.main 與所有 overflow-x:auto 容器都要設。 */
html,body,.main{overscroll-behavior-x:none}
[style*="overflow-x:auto"],[style*="overflow-x: auto"]{overscroll-behavior-x:none}
body{
  font-family:'Noto Sans TC','PingFang TC','Microsoft JhengHei',Arial,sans-serif;
  background:#f4f6fb; color:var(--gray-800); min-height:100vh;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* Layout */
.app-shell{display:flex;min-height:100vh}
.sidebar{
  width:240px;
  background:
    radial-gradient(ellipse 160px 120px at 18% 7%, rgba(255,255,255,.10) 0%, transparent 100%),
    linear-gradient(180deg,#2b2f36 0%,#111318 100%);
  color:#fff;padding:24px 16px;flex-shrink:0;
}
.sidebar .logo{display:flex;align-items:center;gap:12px;margin-bottom:32px}
.sidebar .logo-icon{
  width:44px;height:44px;border-radius:8px;
  background:none;overflow:hidden;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 1.5px rgba(255,255,255,.18), 0 2px 12px rgba(0,0,0,.25);
}
.sidebar .logo-icon img{width:44px;height:44px;object-fit:cover;border-radius:8px;display:block}
.sidebar h1{font-size:16px}
.sidebar p{font-size:11px;color:rgba(255,255,255,.65);margin-top:2px}
.nav{display:flex;flex-direction:column;gap:4px;margin-top:16px}
.nav a{
  color:rgba(255,255,255,.85);padding:10px 14px;border-radius:8px;
  font-size:14px;display:flex;align-items:center;gap:10px;transition:.2s;
}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.18);color:#fff;text-decoration:none;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
.nav .ico{font-size:16px;width:20px;display:inline-block;text-align:center}
.user-chip{
  margin-top:auto;padding:12px;background:rgba(0,0,0,.18);border-radius:10px;font-size:13px;
}
.user-chip .role{display:inline-block;padding:2px 8px;border-radius:99px;
  background:var(--accent);color:#fff;font-size:11px;margin-top:4px}

.main{flex:1;padding:24px 32px;overflow-x:auto}
.page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;gap:16px;flex-wrap:wrap}
.page-head h2{font-size:22px;color:var(--gray-900)}

/* Card */
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px}
.card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px;color:var(--gray-900)}
.card-section-hint{font-size:12px;color:var(--gray-500);margin-bottom:12px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border:none;
  border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:.2s;font-family:inherit}
.btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.12)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-danger{background:var(--danger);color:#fff}
.btn-ghost{background:transparent;color:var(--gray-700);border:1px solid var(--gray-300)}
.btn-ghost:hover{background:var(--gray-100)}
.btn-sm{padding:6px 12px;font-size:12px}
.btn-ai{background:linear-gradient(135deg,#4b5563,#1f2937);color:#fff}

/* Forms */
.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-bottom:14px}
.form-row.cols-3{grid-template-columns:repeat(3,1fr)}
.form-row.cols-4{grid-template-columns:repeat(4,1fr)}
.form-row.cols-1{grid-template-columns:1fr}
.form-group label{display:block;font-size:13px;color:var(--gray-600);margin-bottom:6px;font-weight:500}
.form-control,select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--gray-300);border-radius:8px;
  font-size:14px;font-family:inherit;background:#fff;color:var(--gray-800)
}
.form-control:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(51,56,64,.18)}
textarea{resize:vertical;min-height:80px}

/* Tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--gray-200)}
th{background:var(--gray-50);font-weight:600;color:var(--gray-600);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr:hover td{background:var(--gray-50)}

/* Badges */
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:600;letter-spacing:.02em}
.b-draft{background:#e5e7eb;color:#374151}
.b-quoting{background:#fef3c7;color:#92400e}
.b-quoted{background:#dbeafe;color:#1e40af}
.b-booking{background:#ede9fe;color:#5b21b6}
.b-in_transit{background:#dcfce7;color:#166534}
.b-completed{background:#d1fae5;color:#065f46}
.b-cancelled{background:#fee2e2;color:#991b1b}
.b-ai{background:#ede9fe;color:#5b21b6}
.b-human{background:#dbeafe;color:#1e40af}

/* Stepper */
.stepper{display:flex;gap:6px;margin-bottom:24px;flex-wrap:wrap}
.step-pill{
  flex:1;min-width:54px;padding:8px 6px;border-radius:8px;text-align:center;font-size:11px;
  background:var(--gray-100);color:var(--gray-500);cursor:pointer;transition:.2s;border:1px solid transparent
}
.step-pill .num{display:block;font-weight:700;font-size:14px;color:var(--gray-700)}
.step-pill:hover{background:var(--gray-200)}
.step-pill.done{background:#d1fae5;color:#065f46}
.step-pill.done .num{color:#065f46}
.step-pill.active{background:var(--primary);color:#fff;border-color:var(--primary-dark)}
.step-pill.active .num{color:#fff}

/* Step section */
.step-section{display:none}
.step-section.active{display:block}
.step-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.step-num{
  width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700
}
.step-title{font-size:18px;font-weight:600}
.step-actor{margin-left:auto;display:flex;gap:6px}

/* Login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#111318 0%,#2b2f36 45%,#4b5563 100%)}
.login-card{background:#fff;padding:40px;border-radius:18px;width:400px;
  box-shadow:0 20px 60px rgba(0,0,0,.35)}
.login-card h1{text-align:center;color:var(--primary);margin-bottom:8px;font-size:22px}
.login-card .sub{text-align:center;color:var(--gray-500);margin-bottom:24px;font-size:13px}

/* Util */
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px}
.muted{color:var(--gray-500);font-size:13px}
.empty{padding:32px;text-align:center;color:var(--gray-400);font-size:14px}
.ai-tag{display:inline-flex;align-items:center;gap:4px;background:linear-gradient(135deg,#4b5563,#1f2937);color:#fff;padding:2px 10px;border-radius:99px;font-size:11px;font-weight:600}
.human-tag{display:inline-flex;align-items:center;gap:4px;background:var(--gray-200);color:var(--gray-700);padding:2px 10px;border-radius:99px;font-size:11px;font-weight:600}
.checkbox-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.checkbox-card{
  border:2px solid var(--gray-200);border-radius:10px;padding:12px;cursor:pointer;
  display:flex;align-items:center;gap:10px;transition:.2s;background:#fff
}
.checkbox-card:hover{border-color:var(--primary-light);background:var(--primary-light)}
.checkbox-card.checked{border-color:var(--primary);background:var(--primary-light)}
.checkbox-card input{width:18px;height:18px}
.alert{padding:12px 14px;border-radius:8px;margin-bottom:12px;font-size:13px}
.alert-info{background:#d1fae5;color:#065f46}
.alert-warn{background:#fef3c7;color:#92400e}
.alert-success{background:#d1fae5;color:#065f46}
.alert-error{background:#fee2e2;color:#991b1b}

.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.kpi{background:#fff;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.kpi .label{font-size:12px;color:var(--gray-500);text-transform:uppercase}
.kpi .val{font-size:24px;font-weight:700;color:var(--gray-900);margin-top:4px}
.kpi .delta{font-size:11px;color:var(--gray-500);margin-top:4px}
.kpi.k-draft .val{color:var(--gray-700)}
.kpi.k-quoting .val{color:var(--warning)}
.kpi.k-in_transit .val{color:var(--success)}
.kpi.k-completed .val{color:var(--primary)}

/* 六段服務商與單號 — 系統核心區塊 */
.segment-board{
  background:linear-gradient(135deg,#fff 0%,#f8fafc 100%);
  border:1px solid var(--gray-200);border-left:4px solid var(--primary);
  border-radius:var(--radius);padding:20px;margin-bottom:20px;box-shadow:var(--shadow)
}
.segment-board h3{font-size:16px;margin-bottom:14px;color:var(--gray-900);display:flex;align-items:center;gap:8px;justify-content:space-between}
.segment-board h3 .actions{display:flex;gap:6px}
.segment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.seg-card{
  background:#fff;border:1px solid var(--gray-200);border-radius:10px;padding:14px;
  display:flex;flex-direction:column;gap:8px;transition:.2s;position:relative
}
.seg-card.skip{opacity:.45;background:repeating-linear-gradient(45deg,#f9fafb,#f9fafb 6px,#fff 6px,#fff 12px)}
.seg-card.completed{border-color:#86efac;background:#f0fdf4}
.seg-card.in_progress{border-color:#fcd34d;background:#fffbeb}
.seg-card.notified{border-color:#93c5fd;background:#eff6ff}
.seg-card .seg-head{display:flex;justify-content:space-between;align-items:center}
.seg-card .seg-label{font-weight:700;color:var(--gray-900);font-size:14px}
.seg-card .seg-prefix{font-size:11px;color:var(--gray-500);background:var(--gray-100);padding:2px 6px;border-radius:4px}
.seg-card .seg-vendor{font-size:13px;color:var(--gray-700);display:flex;align-items:center;gap:6px}
.seg-card .seg-vendor strong{color:var(--gray-900)}
.seg-card .seg-tracking{font-size:13px;color:var(--gray-700);font-family:'SF Mono',Menlo,Consolas,monospace}
.seg-card .seg-tracking strong{color:var(--primary);font-size:14px}
.seg-card .seg-empty{color:var(--gray-400);font-size:12px;font-style:italic}
.seg-card .seg-status{display:flex;justify-content:space-between;align-items:center;margin-top:auto}

.s-pending{background:#e5e7eb;color:#374151}
.s-notified{background:#dbeafe;color:#1e40af}
.s-in_progress{background:#fef3c7;color:#92400e}
.s-completed{background:#d1fae5;color:#065f46}

/* Step 8 物流代理 & 單號卡片 */
.logistics-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-top:12px}
.logistics-card{border:1px solid var(--gray-200);border-radius:12px;padding:16px;background:#fff;display:flex;flex-direction:column;gap:10px}
.logistics-head{font-weight:700;font-size:14px;color:var(--gray-900);padding-bottom:8px;border-bottom:1px solid var(--gray-100)}
.font-mono{font-family:'SF Mono',Menlo,Consolas,monospace;font-size:13px}

/* Step 9/10 大表格 */
.seg-table{width:100%;border-collapse:separate;border-spacing:0}
.seg-table th{background:var(--gray-50);font-size:11px;text-transform:uppercase;color:var(--gray-500);padding:10px;text-align:left;border-bottom:2px solid var(--gray-200)}
.seg-table td{padding:12px 10px;border-bottom:1px solid var(--gray-200);vertical-align:top}
.seg-table tr.skip td{opacity:.4;background:#f9fafb}
.seg-table tr.done-row td{background:#f0fdf4}
.seg-table input.form-control,.seg-table select{font-size:13px;padding:8px 10px}
.seg-table .row-label{font-weight:600;color:var(--gray-900);display:flex;flex-direction:column;gap:2px}
.seg-table .row-label small{font-weight:normal;color:var(--gray-500);font-size:11px;background:var(--gray-100);padding:1px 6px;border-radius:4px;display:inline-block;width:fit-content}
.seg-table .winner-hint{font-size:11px;color:var(--success);margin-top:2px}

.qsegments{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.qseg{border:1px solid var(--gray-200);border-radius:10px;padding:14px}
.qseg h4{font-size:14px;color:var(--gray-700);margin-bottom:10px}
.qseg .winner{background:#dcfce7;border-color:#86efac}
.q-row{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:6px;align-items:center;
  padding:6px 0;border-bottom:1px dashed var(--gray-200);font-size:13px}
.q-row.winner-row{font-weight:700;color:#065f46}

.tabs{display:flex;gap:4px;border-bottom:2px solid var(--gray-200);margin-bottom:16px}
.tab{padding:8px 16px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;font-size:14px}
.tab.active{border-bottom-color:var(--primary);color:var(--primary);font-weight:600}

.toast-area{position:fixed;top:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:9999}
.toast{padding:12px 16px;border-radius:8px;background:#fff;box-shadow:var(--shadow-md);font-size:13px;min-width:240px;border-left:4px solid var(--primary)}
.toast.ok{border-color:var(--success)}
.toast.err{border-color:var(--danger)}

/* Bulk action bar */
.bulk-bar{
  display:flex;align-items:center;gap:12px;padding:10px 16px;
  background:var(--primary-light);border:1px solid #bdd7f7;border-radius:8px;
  margin-bottom:12px;font-size:13px;color:var(--primary-dark);font-weight:500;
}
/* Table checkboxes */
.row-chk,th input[type=checkbox]{width:16px;height:16px;cursor:pointer;accent-color:var(--primary);vertical-align:middle}
tr.sel-row td{background:#eef5fe!important}

.hidden{display:none!important}
@media (max-width: 1100px){
  .segment-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 900px){
  .form-row,.form-row.cols-3,.form-row.cols-4,.qsegments,.kpi-grid,.checkbox-grid,.segment-grid{grid-template-columns:1fr}
  .sidebar{width:60px;padding:16px 6px}
  .sidebar .logo p,.sidebar .nav a span:not(.ico),.user-chip{display:none}
}

/* ===== Packing Invoice Step 4 ===== */
.pi-header{display:flex;gap:20px;align-items:center;flex-wrap:wrap;padding:12px 0;border-bottom:1px solid var(--gray-200);margin-bottom:14px}
.pi-header>div{display:flex;align-items:center;gap:8px}
.pi-label{font-size:11px;color:var(--gray-500);font-weight:600;text-transform:uppercase;white-space:nowrap}
.pi-party{border:1px solid var(--gray-200);border-radius:8px;padding:14px;margin-bottom:12px;background:#fafbfc}
.pi-party-title{font-weight:700;font-size:13px;color:var(--gray-700);margin-bottom:10px}
.pi-party-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pi-full{grid-column:1/-1}
.pi-table{width:100%;border-collapse:collapse;font-size:13px}
.pi-table th{background:var(--gray-100);padding:7px 10px;text-align:left;font-size:12px;white-space:nowrap;border:1px solid var(--gray-200)}
.pi-table td{padding:6px 10px;border:1px solid var(--gray-200);vertical-align:middle}
.pi-table tfoot td{background:var(--gray-50);font-weight:700;border-top:2px solid var(--gray-300)}
.pi-add-row{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:10px;background:#f0f4ff;border-radius:8px}

/* ===== Step 6/7 Quote styles ===== */
.q-add-row{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:8px;background:#f0f4ff;border-radius:8px;margin-bottom:10px}
.q-add-row .form-control{min-width:0;flex:1}
.q-row{display:grid;grid-template-columns:1.5fr 2fr 60px 90px auto;gap:6px;align-items:center;
  padding:6px 4px;border-bottom:1px dashed var(--gray-200);font-size:13px}
.q-row.winner-row{background:#f0fdf4;font-weight:600}
.vendor-group{border:1px solid var(--gray-200);border-radius:8px;margin-bottom:8px;overflow:hidden}
.vendor-group.vg-winner{border-color:#86efac;background:#f0fdf4}
.vg-head{display:flex;align-items:center;gap:10px;padding:8px 12px;background:rgba(0,0,0,.03);flex-wrap:wrap}
.vg-item{display:flex;justify-content:space-between;padding:5px 14px;font-size:13px;border-top:1px dashed var(--gray-200)}
.cq-pos{color:#065f46;font-weight:600}
.cq-neg{color:#b91c1c;font-weight:600}

/* ===== Remove spinners from number inputs in quote add-form ===== */
.q-add-row input[type=number]::-webkit-inner-spin-button,
.q-add-row input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.q-add-row input[type=number]{-moz-appearance:textfield;appearance:textfield}

/* ===== Pagination ===== */
.pagination{display:flex;align-items:center;gap:4px;margin-top:14px;flex-wrap:wrap}
.pagination button{
  min-width:32px;height:32px;border:1px solid var(--gray-300);border-radius:6px;
  background:#fff;color:var(--gray-700);font-size:13px;cursor:pointer;padding:0 8px;transition:.15s;
}
.pagination button:hover:not(:disabled){background:var(--primary-light);border-color:var(--primary);color:var(--primary)}
.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.pagination button:disabled{opacity:.35;cursor:default}
.pagination .pg-info{font-size:12px;color:var(--gray-500);margin-left:6px}