/* ============================================================
 * 资金审批管理系统 · 前端样式（暗色科技风 / 零依赖）
 * ============================================================ */

:root {
  --bg: #0a0e14;
  --bg-2: #0e141d;
  --panel: #121a25;
  --panel-2: #16202d;
  --line: #1f2c3d;
  --line-2: #2a3a4f;
  --text: #e6edf6;
  --text-2: #b6c4d6;
  --muted: #7f90a6;
  --accent: #3b82f6;
  --accent-soft: rgba(59, 130, 246, 0.12);
  --teal: #2dd4bf;
  --ok: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 600px at 50% -10%, #132033 0%, var(--bg) 60%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

/* ---------------- 通用控件 ---------------- */
button, input, select, textarea { font: inherit; color: inherit; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid var(--line-2);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); background: #1b2839; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(180deg, #3b82f6, #2563eb);
  border-color: #2563eb;
  color: #fff;
  font-weight: 600;
}
.btn-primary:hover { background: linear-gradient(180deg, #4f8ff8, #2b6ee8); }
.btn-ok { background: rgba(34, 197, 94, 0.12); border-color: #22c55e; color: #4ade80; }
.btn-ok:hover { background: rgba(34, 197, 94, 0.22); }
.btn-danger { background: rgba(239, 68, 68, 0.12); border-color: #ef4444; color: #f87171; }
.btn-danger:hover { background: rgba(239, 68, 68, 0.22); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--text-2); }
.btn-sm { padding: 5px 11px; font-size: 13px; }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { color: var(--text-2); font-size: 13px; }
.field .req { color: var(--danger); margin-left: 2px; }
.field .hint { color: var(--muted); font-size: 12px; }

input[type="text"], input[type="password"], input[type="number"],
input[type="date"], input[type="search"], select, textarea {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea { resize: vertical; min-height: 76px; }
select option { background: var(--panel); }

/* ---------------- 登录页 ---------------- */
#login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
}
.login-brand { text-align: center; margin-bottom: 26px; }
.login-brand .logo {
  width: 46px; height: 46px; margin: 0 auto 12px;
  border-radius: 12px;
  background: linear-gradient(135deg, #3b82f6, #2dd4bf);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.login-brand h1 { font-size: 19px; margin: 0 0 4px; letter-spacing: 0.5px; }
.login-brand p { margin: 0; color: var(--muted); font-size: 12.5px; }
.login-tip {
  margin-top: 18px; padding: 10px 12px;
  background: var(--accent-soft); border: 1px solid rgba(59,130,246,0.28);
  border-radius: 8px; color: var(--text-2); font-size: 12.5px;
}
.login-tip b { color: var(--teal); font-weight: 600; }

/* ---------------- 顶栏 ---------------- */
header.topbar {
  position: sticky; top: 0; z-index: 40;
  background: rgba(10, 14, 20, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 1240px; margin: 0 auto; padding: 12px 20px;
  display: flex; align-items: center; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: 0.4px; }
.brand .logo {
  width: 30px; height: 30px; border-radius: 8px;
  background: linear-gradient(135deg, #3b82f6, #2dd4bf);
  display: flex; align-items: center; justify-content: center; font-size: 15px;
}
.brand .env {
  font-size: 11px; font-weight: 500; color: var(--teal);
  border: 1px solid rgba(45,212,191,0.35); background: rgba(45,212,191,0.08);
  padding: 1px 7px; border-radius: 20px;
}
.spacer { flex: 1; }
.user-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 5px 12px; border: 1px solid var(--line); border-radius: 20px;
  background: var(--panel);
}
.user-chip .avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600;
}
.user-chip .meta { line-height: 1.25; }
.user-chip .meta b { font-weight: 600; font-size: 13px; }
.user-chip .meta span { display: block; color: var(--muted); font-size: 11.5px; }

/* ---------------- 布局 ---------------- */
main { max-width: 1240px; margin: 0 auto; padding: 22px 20px 60px; }

.tabs { display: flex; gap: 6px; margin-bottom: 20px; flex-wrap: wrap; }
.tab {
  padding: 8px 16px; border-radius: 8px; cursor: pointer;
  color: var(--text-2); border: 1px solid transparent; background: transparent;
  transition: all 0.15s ease;
}
.tab:hover { color: var(--text); background: var(--panel); }
.tab.active {
  color: #fff; background: var(--accent-soft);
  border-color: rgba(59,130,246,0.4); font-weight: 600;
}
.tab .badge {
  display: inline-block; min-width: 18px; margin-left: 6px; padding: 0 5px;
  border-radius: 10px; background: var(--danger); color: #fff;
  font-size: 11px; line-height: 17px; text-align: center;
}

.panel {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 18px;
}
.panel-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.panel-head h2 { margin: 0; font-size: 15.5px; font-weight: 600; }
.panel-head .sub { color: var(--muted); font-size: 12.5px; }

/* ---------------- 表格 ---------------- */
table { width: 100%; border-collapse: collapse; }
th, td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: 12.5px; white-space: nowrap; }
tbody tr { transition: background 0.12s ease; cursor: pointer; }
tbody tr:hover { background: rgba(59,130,246,0.06); }
td.amount { font-variant-numeric: tabular-nums; font-weight: 600; text-align: right; white-space: nowrap; }
th.amount { text-align: right; }
td.mono, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.empty { text-align: center; color: var(--muted); padding: 46px 10px; }
.empty .big { font-size: 30px; display: block; margin-bottom: 8px; opacity: 0.5; }

/* ---------------- 标签 / 状态 ---------------- */
.chip {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; line-height: 18px; white-space: nowrap;
}
.chip-pending { color: #fbbf24; background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.35); }
.chip-approved { color: #60a5fa; background: rgba(59,130,246,0.12); border: 1px solid rgba(59,130,246,0.35); }
.chip-paid { color: #4ade80; background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.35); }
.chip-rejected { color: #f87171; background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.35); }
.chip-returned { color: #c084fc; background: rgba(168,85,247,0.12); border: 1px solid rgba(168,85,247,0.35); }
.chip-urgent { color: #fb7185; background: rgba(244,63,94,0.12); border: 1px solid rgba(244,63,94,0.4); margin-left: 6px; }
.chip-muted { color: var(--muted); background: rgba(127,144,166,0.1); border: 1px solid var(--line-2); }

/* ---------------- 统计卡 ---------------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.stat {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 16px;
}
.stat .k { color: var(--muted); font-size: 12.5px; margin-bottom: 6px; }
.stat .v { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat .v.teal { color: var(--teal); }
.stat .v.blue { color: #60a5fa; }
.stat .v.amber { color: #fbbf24; }

/* 纯 CSS 条形图 */
.bar-row { display: flex; align-items: center; gap: 12px; padding: 7px 0; }
.bar-row .lab { width: 150px; color: var(--text-2); font-size: 13px; flex-shrink: 0;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-row .track { flex: 1; height: 8px; background: var(--bg); border-radius: 6px; overflow: hidden; }
.bar-row .fill { height: 100%; border-radius: 6px;
  background: linear-gradient(90deg, #3b82f6, #2dd4bf); }
.bar-row .num { width: 130px; text-align: right; font-variant-numeric: tabular-nums;
  font-size: 12.5px; color: var(--text-2); flex-shrink: 0; }

/* ---------------- 弹窗 ---------------- */
.mask {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(5, 8, 12, 0.72);
  display: flex; align-items: center; justify-content: center;
  padding: 24px; overflow-y: auto;
}
.modal {
  width: 100%; max-width: 760px;
  background: var(--bg-2); border: 1px solid var(--line-2);
  border-radius: 14px; box-shadow: var(--shadow);
  max-height: 90vh; display: flex; flex-direction: column;
}
.modal.narrow { max-width: 420px; }
.modal-head {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; border-bottom: 1px solid var(--line);
}
.modal-head h3 { margin: 0; font-size: 15.5px; }
.modal-body { padding: 20px; overflow-y: auto; }
.modal-foot {
  display: flex; gap: 10px; justify-content: flex-end;
  padding: 14px 20px; border-top: 1px solid var(--line);
}
.close-x {
  margin-left: auto; background: none; border: none; cursor: pointer;
  color: var(--muted); font-size: 20px; line-height: 1; padding: 2px 6px;
}
.close-x:hover { color: var(--text); }

/* 详情信息网格 */
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 22px; margin-bottom: 20px; }
.info-grid .item { display: flex; gap: 10px; font-size: 13px; }
.info-grid .item .k { color: var(--muted); width: 84px; flex-shrink: 0; }
.info-grid .item .v { color: var(--text); word-break: break-all; }
.info-grid .item.full { grid-column: 1 / -1; }

/* 时间线 */
.timeline { position: relative; padding-left: 20px; }
.timeline::before {
  content: ''; position: absolute; left: 5px; top: 6px; bottom: 6px;
  width: 2px; background: var(--line-2);
}
.tl-item { position: relative; padding: 0 0 16px 8px; }
.tl-item::before {
  content: ''; position: absolute; left: -19px; top: 6px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg-2);
}
.tl-item.ok::before { background: var(--ok); }
.tl-item.no::before { background: var(--danger); }
.tl-item.pending::before { background: var(--warn); }
.tl-item .t { font-size: 13px; }
.tl-item .t b { font-weight: 600; }
.tl-item .m { color: var(--text-2); font-size: 12.5px; margin-top: 3px; }
.tl-item .d { color: var(--muted); font-size: 12px; }

.section-title {
  font-size: 13px; color: var(--muted); margin: 22px 0 12px;
  padding-bottom: 7px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 8px;
}
.section-title:first-child { margin-top: 0; }

/* ---------------- 提示 ---------------- */
#toast-wrap {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  z-index: 90; display: flex; flex-direction: column; gap: 8px; align-items: center;
  pointer-events: none;
}
.toast {
  padding: 10px 18px; border-radius: 9px; font-size: 13.5px;
  background: var(--panel-2); border: 1px solid var(--line-2);
  box-shadow: var(--shadow); max-width: 480px;
  animation: slideIn 0.22s ease;
}
.toast.ok { border-color: rgba(34,197,94,0.5); color: #86efac; }
.toast.err { border-color: rgba(239,68,68,0.5); color: #fca5a5; }
.toast.info { border-color: rgba(59,130,246,0.5); color: #93c5fd; }
@keyframes slideIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

.loading { text-align: center; color: var(--muted); padding: 40px; }
.spinner {
  width: 22px; height: 22px; margin: 0 auto 10px;
  border: 2px solid var(--line-2); border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 16px; }
.filters .f { display: flex; flex-direction: column; gap: 5px; }
.filters .f label { font-size: 12px; color: var(--muted); }
.filters .f input, .filters .f select { min-width: 140px; }

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 18px; }
.form-grid .col-2 { grid-column: 1 / -1; }

.tier-preview {
  margin: 4px 0 16px; padding: 12px 14px;
  background: var(--accent-soft); border: 1px solid rgba(59,130,246,0.3);
  border-radius: 9px; font-size: 13px; color: var(--text-2);
}
.tier-preview b { color: var(--teal); }
.tier-preview .chain { margin-top: 5px; color: var(--text); font-size: 12.5px; }

.actions-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }

.hidden { display: none !important; }

@media (max-width: 760px) {
  .info-grid, .form-grid { grid-template-columns: 1fr; }
  .topbar-inner { flex-wrap: wrap; }
  .bar-row .lab { width: 96px; }
  .bar-row .num { width: 96px; font-size: 11.5px; }
  table { display: block; overflow-x: auto; white-space: nowrap; }
}