/* ========== 基础 ========== */
* { margin:0; padding:0; box-sizing:border-box; }
:root {
  --primary:#2563eb; --primary-dark:#1d4ed8; --bg:#f1f5f9; --card:#fff;
  --text:#1e293b; --muted:#64748b; --border:#e2e8f0;
  --green:#16a34a; --orange:#ea580c; --red:#dc2626; --purple:#7c3aed;
}
body { font-family:"Microsoft YaHei","PingFang SC",sans-serif; background:var(--bg); color:var(--text); font-size:14px; }
.hidden { display:none !important; }
a { color:var(--primary); text-decoration:none; cursor:pointer; }

/* ========== 登录页 ========== */
.login-page { height:100vh; display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg,#1e3a8a 0%,#2563eb 50%,#0ea5e9 100%); }
.login-box { width:380px; background:#fff; border-radius:12px; padding:36px 32px; box-shadow:0 20px 60px rgba(0,0,0,.3); }
.login-logo { font-size:22px; font-weight:bold; text-align:center; color:var(--primary); }
.login-sub { text-align:center; color:var(--muted); margin:6px 0 24px; font-size:12px; letter-spacing:2px; }
.login-tip { text-align:center; color:var(--muted); font-size:12px; margin-top:14px; }
.login-error { color:var(--red); text-align:center; margin-top:8px; min-height:18px; font-size:13px; }

/* ========== 布局 ========== */
.app { display:flex; height:100vh; overflow:hidden; }
.sidebar { width:210px; background:#0f172a; color:#cbd5e1; display:flex; flex-direction:column; flex-shrink:0; }
.sidebar-logo { padding:18px 16px; font-size:17px; font-weight:bold; color:#fff; border-bottom:1px solid #1e293b; }
.sidebar nav { flex:1; overflow-y:auto; padding:8px 0; }
.nav-item { padding:11px 18px; cursor:pointer; display:flex; align-items:center; gap:9px; font-size:13.5px; border-left:3px solid transparent; }
.nav-item:hover { background:#1e293b; color:#fff; }
.nav-item.active { background:var(--primary); color:#fff; border-left-color:#38bdf8; }
.nav-badge { margin-left:auto; background:var(--red); color:#fff; font-size:11px; border-radius:10px; padding:1px 7px; }
.sidebar-bottom { padding:12px 16px; border-top:1px solid #1e293b; font-size:12px; }
.sidebar-bottom .btn-link { color:#94a3b8; padding:0; margin-top:6px; }

.main { flex:1; display:flex; flex-direction:column; overflow:hidden; }
.topbar { height:56px; background:#fff; border-bottom:1px solid var(--border); display:flex; align-items:center; justify-content:space-between; padding:0 22px; flex-shrink:0; }
.topbar #pageTitle { font-size:17px; font-weight:bold; }
.topbar-right { display:flex; gap:10px; align-items:center; }
.content { flex:1; overflow-y:auto; padding:20px; }

/* ========== 卡片 / 统计 ========== */
.cards { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:14px; margin-bottom:18px; }
.stat-card { background:var(--card); border-radius:10px; padding:18px; box-shadow:0 1px 3px rgba(0,0,0,.06); }
.stat-card .num { font-size:26px; font-weight:bold; margin-top:6px; }
.stat-card .lbl { color:var(--muted); font-size:13px; }
.stat-card.c-blue .num { color:var(--primary); } .stat-card.c-green .num { color:var(--green); }
.stat-card.c-orange .num { color:var(--orange); } .stat-card.c-purple .num { color:var(--purple); }

.panel { background:var(--card); border-radius:10px; box-shadow:0 1px 3px rgba(0,0,0,.06); margin-bottom:18px; }
.panel-head { padding:13px 18px; border-bottom:1px solid var(--border); font-weight:bold; display:flex; justify-content:space-between; align-items:center; }
.panel-body { padding:16px 18px; }
.two-col { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:1000px){ .two-col { grid-template-columns:1fr; } }

/* ========== 表格 ========== */
table.tbl { width:100%; border-collapse:collapse; }
.tbl th { text-align:left; padding:10px 12px; background:#f8fafc; color:var(--muted); font-weight:600; font-size:13px; border-bottom:1px solid var(--border); white-space:nowrap; }
.tbl td { padding:10px 12px; border-bottom:1px solid #f1f5f9; font-size:13.5px; }
.tbl tr:hover td { background:#f8fafc; }
.tbl .ops a { margin-right:8px; white-space:nowrap; }

/* ========== 标签 ========== */
.tag { display:inline-block; padding:2px 9px; border-radius:10px; font-size:12px; white-space:nowrap; }
.tag-lvA { background:#fee2e2; color:#b91c1c; font-weight:bold; }
.tag-lvB { background:#ffedd5; color:#c2410c; }
.tag-lvC { background:#e0e7ff; color:#4338ca; }
.tag-green { background:#dcfce7; color:#15803d; }
.tag-gray { background:#f1f5f9; color:#64748b; }
.tag-orange { background:#ffedd5; color:#c2410c; }
.tag-red { background:#fee2e2; color:#b91c1c; }
.tag-blue { background:#dbeafe; color:#1d4ed8; }
.tag-purple { background:#f3e8ff; color:#7c3aed; }

/* ========== 按钮 / 表单 ========== */
.btn { border:none; border-radius:6px; padding:7px 16px; cursor:pointer; font-size:13.5px; font-family:inherit; }
.btn-primary { background:var(--primary); color:#fff; } .btn-primary:hover { background:var(--primary-dark); }
.btn-green { background:var(--green); color:#fff; }
.btn-orange { background:var(--orange); color:#fff; }
.btn-red { background:var(--red); color:#fff; }
.btn-gray { background:#e2e8f0; color:#334155; }
.btn-block { width:100%; padding:11px; font-size:15px; }
.btn-link { background:none; color:var(--primary); padding:0; }
.btn-sm { padding:4px 10px; font-size:12.5px; }

.form-group { margin-bottom:14px; }
.form-group label { display:block; margin-bottom:5px; color:var(--muted); font-size:13px; }
.form-group input, .form-group select, .form-group textarea {
  width:100%; padding:8px 11px; border:1px solid var(--border); border-radius:6px; font-size:14px; font-family:inherit; background:#fff; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline:none; border-color:var(--primary); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.form-row-3 { display:grid; grid-template-columns:1fr 1fr 1fr; gap:14px; }
textarea { resize:vertical; }

.filter-bar { display:flex; gap:10px; flex-wrap:wrap; margin-bottom:14px; align-items:center; }
.filter-bar input, .filter-bar select { padding:7px 11px; border:1px solid var(--border); border-radius:6px; font-size:13.5px; background:#fff; }

/* ========== 模态框 ========== */
.modal-mask { position:fixed; inset:0; background:rgba(15,23,42,.55); z-index:100; display:flex; align-items:flex-start; justify-content:center; overflow-y:auto; padding:40px 16px; }
.modal { background:#fff; border-radius:10px; width:640px; max-width:100%; padding:22px 26px; box-shadow:0 20px 50px rgba(0,0,0,.3); }
.modal.modal-lg { width:900px; }
.modal-head { font-size:16px; font-weight:bold; margin-bottom:16px; display:flex; justify-content:space-between; }
.modal-close { cursor:pointer; color:var(--muted); font-size:20px; line-height:1; }
.modal-foot { margin-top:18px; display:flex; justify-content:flex-end; gap:10px; }

/* ========== 客户详情 ========== */
.detail-head { background:linear-gradient(135deg,#1e40af,#2563eb); color:#fff; border-radius:10px; padding:20px 24px; margin-bottom:18px; }
.detail-head h2 { font-size:20px; margin-bottom:8px; }
.detail-head .meta { font-size:13px; opacity:.9; display:flex; gap:20px; flex-wrap:wrap; }
.detail-tabs { display:flex; gap:4px; border-bottom:2px solid var(--border); margin-bottom:16px; flex-wrap:wrap; }
.dtab { padding:9px 18px; cursor:pointer; font-size:14px; border-bottom:2px solid transparent; margin-bottom:-2px; color:var(--muted); }
.dtab.active { color:var(--primary); border-bottom-color:var(--primary); font-weight:bold; }

/* 时间线 */
.timeline { position:relative; padding-left:24px; }
.timeline::before { content:""; position:absolute; left:7px; top:4px; bottom:4px; width:2px; background:var(--border); }
.tl-item { position:relative; padding-bottom:18px; }
.tl-dot { position:absolute; left:-24px; top:3px; width:16px; height:16px; border-radius:50%; border:3px solid #fff; box-shadow:0 0 0 2px var(--border); }
.tl-item .tl-date { font-size:12px; color:var(--muted); }
.tl-item .tl-title { font-weight:bold; margin:2px 0; }
.tl-item .tl-content { background:#f8fafc; border-radius:6px; padding:8px 12px; font-size:13px; margin-top:4px; white-space:pre-wrap; }

/* 文件夹 */
.folder-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(180px,1fr)); gap:12px; }
.folder-card { border:1px solid var(--border); border-radius:8px; padding:16px; text-align:center; cursor:pointer; background:#fff; }
.folder-card:hover { border-color:var(--primary); }
.folder-card .icon { font-size:34px; margin-bottom:8px; }
.file-item { display:flex; justify-content:space-between; align-items:center; padding:8px 12px; border:1px solid var(--border); border-radius:6px; margin-bottom:8px; background:#fff; }
.file-item img { max-width:70px; max-height:70px; border-radius:4px; }

/* 跟单阶段 */
.stage-flow { display:flex; flex-wrap:wrap; gap:0; margin-bottom:20px; }
.stage-step { flex:1; min-width:110px; text-align:center; position:relative; padding-top:6px; }
.stage-step .circle { width:34px; height:34px; border-radius:50%; background:#e2e8f0; color:#64748b; display:inline-flex; align-items:center; justify-content:center; font-weight:bold; position:relative; z-index:2; border:3px solid #fff; box-shadow:0 0 0 2px var(--border); }
.stage-step.done .circle { background:var(--green); color:#fff; box-shadow:0 0 0 2px var(--green); }
.stage-step.current .circle { background:var(--primary); color:#fff; box-shadow:0 0 0 2px var(--primary); }
.stage-step .line { position:absolute; top:22px; left:-50%; width:100%; height:2px; background:var(--border); z-index:1; }
.stage-step.done .line { background:var(--green); }
.stage-step .sname { font-size:12px; margin-top:6px; color:var(--muted); }
.stage-step.done .sname, .stage-step.current .sname { color:var(--text); font-weight:600; }
.stage-step .sdate { font-size:11px; color:var(--muted); }

.empty { text-align:center; color:var(--muted); padding:36px 0; }

/* ========== 打印 ========== */
.print-area { display:none; }
@media print {
  body * { visibility:hidden; }
  .print-area, .print-area * { visibility:visible; }
  .print-area { display:block; position:absolute; inset:0; background:#fff; padding:20px; }
}
.doc { font-family:Arial,sans-serif; color:#000; max-width:800px; margin:0 auto; }
.doc h1 { text-align:center; font-size:22px; margin-bottom:4px; }
.doc .doc-sub { text-align:center; color:#444; margin-bottom:18px; font-size:13px; }
.doc table { width:100%; border-collapse:collapse; margin:12px 0; font-size:13px; }
.doc table th, .doc table td { border:1px solid #333; padding:7px 9px; text-align:left; }
.doc table th { background:#eee; }
.doc .doc-row { display:flex; justify-content:space-between; margin:5px 0; font-size:13.5px; }
.doc .doc-total { text-align:right; font-size:15px; font-weight:bold; margin:12px 0; }
.doc .doc-sign { display:flex; justify-content:space-between; margin-top:46px; font-size:13.5px; }
.doc .doc-foot { margin-top:26px; font-size:12px; color:#444; border-top:1px solid #999; padding-top:10px; }
.doc-logo { text-align:center; font-size:15px; font-weight:bold; color:#1e40af; margin-bottom:2px; }

@media (max-width:800px){ .sidebar{width:64px;} .sidebar-logo,.nav-item span.txt,.sidebar-bottom{display:none;} }