/* ============================================================
   电子招采平台 · 共享基础样式 (app.css)
   设计语言: 现代 / 留白 / 柔和阴影 / 渐变点缀
   ============================================================ */
:root{
  --primary:#534ab7; --primary-2:#6d5fd6; --primary-d:#3d358a;
  --teal:#2d4a3e; --teal-2:#3c6b54;
  --ink:#1f2430; --ink-2:#5b6472; --ink-3:#8b94a3;
  --line:#e7e9f1; --line-2:#eef0f6;
  --bg:#f5f6fa; --surface:#ffffff;
  --ok:#1f9d6b; --warn:#d69e2e; --danger:#e0533d; --info:#2f80ed;
  --radius:14px; --radius-sm:9px;
  --shadow:0 6px 22px rgba(28,32,56,.07);
  --shadow-lg:0 16px 50px rgba(28,32,56,.14);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.muted{color:var(--ink-3)}
.center{text-align:center}
.right{text-align:right}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.grow{flex:1}
.hidden{display:none!important}

/* ---------- 标题 ---------- */
h1,h2,h3,h4{font-weight:600;line-height:1.35;color:var(--ink)}
.page-title{font-size:22px;margin-bottom:4px}
.page-sub{color:var(--ink-3);font-size:13px;margin-bottom:22px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:.18s;font-family:inherit;line-height:1}
.btn:active{transform:translateY(1px)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 6px 16px rgba(83,74,183,.28)}
.btn-primary:hover{opacity:.92;box-shadow:0 10px 22px rgba(83,74,183,.34)}
.btn-teal{background:linear-gradient(135deg,var(--teal),var(--teal-2));color:#fff}
.btn-teal:hover{opacity:.92}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-danger{background:#fff;color:var(--danger);border:1px solid #f3c9c2}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-sm{padding:6px 12px;font-size:12.5px}
.btn-warn{background:#fff;color:#a9791c;border:1px solid #f0d18a}
.btn-warn:hover{background:#a9791c;color:#fff}
.btn-xs{padding:4px 10px;font-size:12px}
.btn-block{width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed}

/* ---------- 卡片 ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.card-head h3{font-size:16px;position:relative;padding-left:12px}
.card-head h3:before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:3px;background:linear-gradient(var(--primary),var(--primary-2))}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:880px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* ---------- 统计卡 ---------- */
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat .ic{position:absolute;right:16px;top:16px;width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;opacity:.9}
.stat .num{font-size:30px;font-weight:700;letter-spacing:-.5px}
.stat .lab{color:var(--ink-3);font-size:13px;margin-top:2px}
.stat.indigo .ic{background:rgba(83,74,183,.12);color:var(--primary)}
.stat.teal .ic{background:rgba(45,74,62,.12);color:var(--teal-2)}
.stat.blue .ic{background:rgba(47,128,237,.12);color:var(--info)}
.stat.green .ic{background:rgba(31,157,107,.12);color:var(--ok)}
.stat.amber .ic{background:rgba(214,158,46,.14);color:var(--warn)}

/* ---------- 表格 ---------- */
.table{width:100%;border-collapse:collapse;font-size:13.5px}
.table th{text-align:left;padding:12px 14px;background:#fafbfe;color:var(--ink-2);font-weight:600;border-bottom:1px solid var(--line);white-space:nowrap}
.table td{padding:12px 14px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.table tbody tr:hover{background:#fafbff}
.table .actions{white-space:nowrap}

/* ---------- 徽标 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;line-height:1.6}
.badge .dot{width:6px;height:6px;border-radius:50%}
.tag{display:inline-block;padding:2px 9px;border-radius:6px;font-size:12px;background:#eef0f6;color:var(--ink-2)}
.tag.indigo{background:rgba(83,74,183,.1);color:var(--primary)}
.tag.teal{background:rgba(45,74,62,.1);color:var(--teal-2)}
.tag.blue{background:rgba(47,128,237,.1);color:var(--info)}
.tag.amber{background:rgba(214,158,46,.14);color:#a9791c}
.tag.red{background:rgba(224,83,61,.1);color:var(--danger)}
.tag.gold{background:rgba(214,158,46,.16);color:#a9791c}
.tag.green{background:rgba(31,157,107,.12);color:var(--ok)}

/* ---------- 表单 ---------- */
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:6px}
.form-label .req{color:var(--danger);margin-left:2px}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=email],input[type=search],
select,textarea{width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;background:#fff;color:var(--ink);transition:.15s;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(83,74,183,.13)}
textarea{resize:vertical;min-height:110px;line-height:1.7}
.help{font-size:12px;color:var(--ink-3);margin-top:4px}
.form-inline{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end}

/* ---------- 提示 ---------- */
.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:16px;display:flex;gap:8px;align-items:flex-start}
.alert-success{background:#e8f7f0;border:1px solid #b6e6d2;color:#0f6e56}
.alert-error{background:#fdecea;border:1px solid #f6cabf;color:#b23a26}
.alert-info{background:#e9f1fd;border:1px solid #bcd6f7;color:#1f5fae}
.alert-warn{background:#fdf6e7;border:1px solid #f3e0b0;color:#8a6a1c}

/* ---------- 分页 ---------- */
.pager{display:flex;gap:6px;justify-content:center;margin-top:20px;flex-wrap:wrap}
.pager a,.pager span{padding:7px 13px;border:1px solid var(--line);border-radius:8px;font-size:13px;color:var(--ink-2);background:#fff}
.pager a:hover{border-color:var(--primary);color:var(--primary)}
.pager .cur{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ---------- 空状态 ---------- */
.empty{text-align:center;padding:50px 20px;color:var(--ink-3)}
.empty .em-ic{font-size:40px;opacity:.4;margin-bottom:10px}

/* ---------- 进度条 ---------- */
.bar{height:8px;border-radius:6px;background:#eef0f6;overflow:hidden}
.bar > i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--primary),var(--primary-2))}

/* ---------- 模态 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(20,24,40,.5);display:none;align-items:center;justify-content:center;z-index:90;padding:20px}
.modal-mask.show{display:flex}
.modal{background:#fff;border-radius:var(--radius);max-width:520px;width:100%;padding:26px;box-shadow:var(--shadow-lg);max-height:88vh;overflow:auto}
.modal h3{margin-bottom:16px}

/* ---------- 图标(内联svg占位,用文字图标) ---------- */
.ico{display:inline-flex;width:1em;height:1em;vertical-align:-2px}