/* ============================================================
   资产报价管理系统 —— 样式
   深色为默认，浅色通过 html[data-theme="light"] 切换
   ============================================================ */

:root {
  --brand: #4d7cfe;
  --brand-soft: rgba(77, 124, 254, .14);
  --teal: #29d3c0;
  --amber: #f2a93b;
  --danger: #ff5c7a;
  --ok: #3fd08a;

  --bg: #070d18;
  --bg-grid: rgba(120, 160, 240, .045);
  --panel: #0e1a2e;
  --panel-2: #132441;
  --line: #1e3053;
  --line-soft: rgba(120, 160, 240, .12);
  --text: #e2eaf9;
  --text-dim: #90a4c8;
  --text-mute: #61779c;
  --shadow: 0 18px 40px -24px rgba(0, 0, 0, .9);

  --radius: 12px;
  --radius-sm: 8px;
  --sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Consolas, "Courier New", monospace;
  color-scheme: dark;
}

html[data-theme="light"] {
  --bg: #eef2f8;
  --bg-grid: rgba(40, 80, 160, .05);
  --panel: #ffffff;
  --panel-2: #f4f7fc;
  --line: #dbe3f0;
  --line-soft: rgba(40, 80, 160, .1);
  --text: #10203c;
  --text-dim: #52678c;
  --text-mute: #7b8dae;
  --shadow: 0 14px 32px -22px rgba(20, 40, 80, .5);
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

/* 背景网格：科技感底纹，不抢内容 */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 120% 90% at 50% 0%, #000 35%, transparent 100%);
}

#app { position: relative; z-index: 1; }

a { color: var(--brand); text-decoration: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 4px; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -.01em; }

/* ---------- 登录 ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: min(400px, 100%); background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 34px 30px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.login-card::after {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand), var(--teal), transparent);
  animation: scan 4.5s linear infinite;
}
@keyframes scan { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
@media (prefers-reduced-motion: reduce) { .login-card::after { animation: none; } }
.login-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 26px; }
.login-title { font-size: 17px; font-weight: 700; letter-spacing: .1em; }
.login-sub { color: var(--text-mute); font-size: 12px; margin-top: 3px; letter-spacing: .12em; font-family: var(--mono); }

/* ---------- 布局 ---------- */
.shell { display: flex; min-height: 100vh; }
.side {
  width: 226px; flex: none; background: var(--panel); border-right: 1px solid var(--line);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.side-head { padding: 18px 18px 14px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--line-soft); }
.mark {
  width: 30px; height: 30px; flex: none; border-radius: 9px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--teal)); color: #04101f; font-weight: 800; font-size: 13px;
  font-family: var(--mono);
}
.side-name { font-weight: 700; letter-spacing: .06em; font-size: 14px; line-height: 1.25; }
.nav { padding: 12px 10px; overflow-y: auto; flex: 1; }
.nav-group { color: var(--text-mute); font-size: 11px; letter-spacing: .16em; padding: 14px 10px 7px; font-family: var(--mono); }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 11px; border-radius: var(--radius-sm);
  color: var(--text-dim); cursor: pointer; margin-bottom: 2px; border: 1px solid transparent; position: relative;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.on { background: var(--brand-soft); color: var(--text); border-color: rgba(77, 124, 254, .3); }
.nav-item.on::before { content: ""; position: absolute; left: -10px; top: 8px; bottom: 8px; width: 2px; background: var(--brand); border-radius: 2px; }
.nav-item .ico { width: 16px; text-align: center; opacity: .9; }
.nav-badge { margin-left: auto; background: var(--danger); color: #fff; font-size: 11px; padding: 1px 6px; border-radius: 20px; font-family: var(--mono); }
.side-foot { padding: 12px; border-top: 1px solid var(--line-soft); }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 58px; flex: none; display: flex; align-items: center; gap: 12px; padding: 0 20px;
  border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 30;
}
.page { padding: 22px; max-width: 1560px; width: 100%; }
.page-head { display: flex; align-items: flex-end; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.page-title { font-size: 19px; font-weight: 700; letter-spacing: .04em; margin: 0; }
.page-desc { color: var(--text-mute); font-size: 12.5px; }

/* 顶栏搜索 */
.search-trigger {
  display: flex; align-items: center; gap: 8px; min-width: 260px; padding: 7px 11px; cursor: pointer;
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px; color: var(--text-mute);
}
.search-trigger:hover { border-color: var(--brand); color: var(--text-dim); }
.kbd {
  font-family: var(--mono); font-size: 11px; padding: 1px 6px; border-radius: 5px;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--text-mute); margin-left: auto;
}

/* ---------- 卡片与表单 ---------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-head { padding: 14px 16px; border-bottom: 1px solid var(--line-soft); display: flex; align-items: center; gap: 10px; }
.card-title { font-weight: 650; letter-spacing: .03em; }
.card-body { padding: 16px; }
.grid { display: grid; gap: 14px; }
.stat-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 15px 16px;
  position: relative; overflow: hidden;
}
.stat::after {
  content: ""; position: absolute; right: -30px; top: -30px; width: 90px; height: 90px; border-radius: 50%;
  background: radial-gradient(circle, var(--brand-soft), transparent 70%);
}
.stat-label { color: var(--text-mute); font-size: 12px; letter-spacing: .1em; }
.stat-value { font-size: 25px; font-weight: 700; margin-top: 7px; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.stat-foot { font-size: 12px; color: var(--text-dim); margin-top: 5px; }

label.fl { display: block; font-size: 12px; color: var(--text-dim); margin: 0 0 6px; letter-spacing: .05em; }
.field { margin-bottom: 14px; }
input.in, select.in, textarea.in {
  width: 100%; padding: 9px 11px; background: var(--panel-2); border: 1px solid var(--line);
  border-radius: var(--radius-sm); color: var(--text);
}
input.in:focus, select.in:focus, textarea.in:focus { border-color: var(--brand); outline: none; box-shadow: 0 0 0 3px var(--brand-soft); }
input.in::placeholder { color: var(--text-mute); }
textarea.in { resize: vertical; min-height: 68px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 14px; }
.hint { font-size: 11.5px; color: var(--text-mute); margin-top: 5px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 14px;
  border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--panel-2);
  color: var(--text); cursor: pointer; white-space: nowrap; transition: .14s;
}
.btn:hover { border-color: var(--brand); color: var(--text); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #061127; font-weight: 650; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); background: transparent; }
.btn.sm { padding: 5px 10px; font-size: 12.5px; }
.btn.icon { padding: 7px 9px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; flex-wrap: wrap; }
.tab { padding: 9px 15px; cursor: pointer; color: var(--text-dim); border-bottom: 2px solid transparent; }
.tab.on { color: var(--text); border-bottom-color: var(--brand); }

.toolbar { display: flex; gap: 9px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar .in { width: auto; min-width: 150px; }
.spacer { flex: 1; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); }
table.tb { width: 100%; border-collapse: collapse; min-width: 720px; }
table.tb th {
  text-align: left; font-size: 11.5px; letter-spacing: .12em; color: var(--text-mute); font-weight: 600;
  padding: 11px 14px; background: var(--panel-2); border-bottom: 1px solid var(--line); white-space: nowrap;
  position: sticky; top: 0; z-index: 2;
}
table.tb td { padding: 11px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
table.tb tbody tr:hover { background: var(--panel-2); }
table.tb tbody tr:last-child td { border-bottom: 0; }
.t-right { text-align: right; }
.t-name { font-weight: 600; }
.t-sub { color: var(--text-mute); font-size: 12px; margin-top: 2px; }
.empty { padding: 46px 20px; text-align: center; color: var(--text-mute); }

.tag {
  display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px; border-radius: 20px; font-size: 11.5px;
  border: 1px solid var(--line); color: var(--text-dim); background: var(--panel-2); white-space: nowrap;
}
.tag.blue { color: var(--brand); border-color: color-mix(in srgb, var(--brand) 40%, transparent); background: var(--brand-soft); }
.tag.green { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); background: color-mix(in srgb, var(--ok) 12%, transparent); }
.tag.amber { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 40%, transparent); background: color-mix(in srgb, var(--amber) 12%, transparent); }
.tag.red { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); background: color-mix(in srgb, var(--danger) 12%, transparent); }

/* 库存微条：一眼看出离阈值多远 */
.bar { height: 4px; border-radius: 3px; background: var(--line); overflow: hidden; margin-top: 5px; width: 92px; }
.bar > i { display: block; height: 100%; border-radius: 3px; background: var(--ok); }
.bar.low > i { background: var(--danger); }
.bar.warn > i { background: var(--amber); }

.pager { display: flex; align-items: center; gap: 10px; padding: 12px 4px; color: var(--text-dim); font-size: 13px; }

/* ---------- 弹层 ---------- */
.mask {
  position: fixed; inset: 0; background: rgba(3, 8, 18, .62); backdrop-filter: blur(3px);
  z-index: 60; display: flex; align-items: flex-start; justify-content: center; padding: 60px 16px 24px; overflow-y: auto;
}
.modal { width: min(720px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
.modal.wide { width: min(940px, 100%); }
.modal.narrow { width: min(440px, 100%); }
.modal-head { padding: 16px 18px; border-bottom: 1px solid var(--line-soft); display: flex; align-items: center; }
.modal-title { font-weight: 700; letter-spacing: .04em; }
.modal-body { padding: 18px; }
.modal-foot { padding: 14px 18px; border-top: 1px solid var(--line-soft); display: flex; gap: 10px; justify-content: flex-end; }
.x { margin-left: auto; cursor: pointer; color: var(--text-mute); background: none; border: 0; font-size: 18px; line-height: 1; }

/* 指令面板式检索 */
.palette { width: min(680px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); overflow: hidden; }
.palette input {
  width: 100%; padding: 17px 20px; background: transparent; border: 0; font-size: 16px; outline: none;
  border-bottom: 1px solid var(--line-soft);
}
.palette-list { max-height: 60vh; overflow-y: auto; }
.p-item { padding: 11px 18px; display: flex; align-items: center; gap: 12px; cursor: pointer; border-bottom: 1px solid var(--line-soft); }
.p-item.on, .p-item:hover { background: var(--brand-soft); }
.p-foot { padding: 9px 18px; font-size: 11.5px; color: var(--text-mute); display: flex; gap: 14px; font-family: var(--mono); }

/* 通知 */
.toasts { position: fixed; right: 20px; bottom: 20px; z-index: 90; display: flex; flex-direction: column; gap: 9px; }
.toast {
  padding: 11px 15px; border-radius: var(--radius-sm); background: var(--panel); border: 1px solid var(--line);
  box-shadow: var(--shadow); min-width: 220px; border-left: 3px solid var(--brand);
}
.toast.err { border-left-color: var(--danger); }
.toast.ok { border-left-color: var(--ok); }

/* 图表 */
.chart { width: 100%; display: block; }
.legend { display: flex; flex-wrap: wrap; gap: 10px 16px; margin-top: 12px; font-size: 12px; color: var(--text-dim); }
.legend i { width: 9px; height: 9px; border-radius: 3px; display: inline-block; margin-right: 6px; }

.list-row { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line-soft); }
.list-row:last-child { border-bottom: 0; }

/* 移动端 */
.side-toggle { display: none; }
@media (max-width: 900px) {
  .side { position: fixed; z-index: 70; transform: translateX(-100%); transition: transform .2s; }
  .side.open { transform: none; }
  .side-toggle { display: inline-flex; }
  .search-trigger { min-width: 0; flex: 1; }
  .page { padding: 14px; }
  .form-grid { grid-template-columns: 1fr; }
}