/* 商业沙盘推演系统 —— 全局样式（浅色主题） */
:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --border: #e3e8ef;
  --text: #1f2937;
  --text-2: #6b7280;
  --brand: #1d4ed8;
  --brand-2: #eff4ff;
  --up: #c0271f;      /* 盈/涨 → 红（中式财务惯例） */
  --down: #0d7a3d;    /* 亏/跌 → 绿 */
  --warn-bg: #fff7ed;
  --warn-border: #fdba74;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.6 system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex; align-items: center; gap: 18px;
  background: var(--panel); border-bottom: 1px solid var(--border);
  padding: 0 24px; height: 54px; position: sticky; top: 0; z-index: 10;
}
.topbar .logo { font-weight: 700; font-size: 16px; color: var(--text); }
.topbar .logo em { color: var(--brand); font-style: normal; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a {
  padding: 6px 12px; border-radius: 7px; color: var(--text-2); font-size: 13.5px;
}
.topbar nav a:hover { background: var(--bg); text-decoration: none; color: var(--text); }
.topbar nav a.active { background: var(--brand-2); color: var(--brand); font-weight: 600; }
.topbar .who { color: var(--text-2); font-size: 13px; display: flex; align-items: center; gap: 10px; }
.topbar .who .role-tag {
  background: var(--brand-2); color: var(--brand); border-radius: 20px;
  padding: 1px 10px; font-size: 12px; font-weight: 600;
}

.wrap { max-width: 1180px; margin: 22px auto 60px; padding: 0 20px; }
.page-title { display: flex; align-items: baseline; gap: 12px; margin: 4px 0 18px; }
.page-title h1 { font-size: 20px; margin: 0; }
.page-title .sub { color: var(--text-2); font-size: 13px; }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 20px; margin-bottom: 18px;
}
.card h2 { font-size: 15.5px; margin: 0 0 14px; display: flex; align-items: center; gap: 8px; }
.card h2 .hint { font-weight: 400; font-size: 12.5px; color: var(--text-2); }

.grid { display: grid; gap: 14px; }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid.cols-4, .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr 1fr; } }

.stat {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow);
}
.stat .k { color: var(--text-2); font-size: 12.5px; }
.stat .v { font-size: 20px; font-weight: 700; margin-top: 2px; font-variant-numeric: tabular-nums; }
.stat .u { font-size: 12px; color: var(--text-2); font-weight: 400; margin-left: 2px; }

table.tbl { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
table.tbl th, table.tbl td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: right; font-size: 13.5px; }
table.tbl th { color: var(--text-2); font-weight: 600; font-size: 12.5px; background: #fafbfc; }
table.tbl th:first-child, table.tbl td:first-child { text-align: left; }
table.tbl tr:last-child td { border-bottom: none; }
table.tbl tr.total td { font-weight: 700; background: #fafbfc; }

.num { font-variant-numeric: tabular-nums; }
.num.up { color: var(--up); }
.num.down { color: var(--down); }
.num.flat { color: var(--text-2); }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  border-radius: 8px; padding: 7px 14px; font-size: 13.5px; cursor: pointer;
}
.btn:hover { border-color: #c8d2e0; background: #fafbfc; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.btn.primary:hover { background: #1a45b8; }
.btn.danger { color: var(--up); border-color: #f3c1bd; }
.btn.sm { padding: 4px 10px; font-size: 12.5px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

label.fld { display: block; margin-bottom: 12px; }
label.fld .lb { display: block; font-size: 13px; font-weight: 600; margin-bottom: 4px; }
label.fld .desc { font-size: 12px; color: var(--text-2); margin-bottom: 4px; }
input[type=text], input[type=number], input[type=password], select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; background: #fff; color: var(--text);
}
input:focus, select:focus { outline: 2px solid var(--brand-2); border-color: var(--brand); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 700px) { .form-row { grid-template-columns: 1fr; } }

.badge { display: inline-block; border-radius: 20px; padding: 2px 10px; font-size: 12px; font-weight: 600; }
.badge.green { background: #e7f6ec; color: var(--down); }
.badge.red { background: #fdecea; color: var(--up); }
.badge.gray { background: #f0f2f5; color: var(--text-2); }
.badge.blue { background: var(--brand-2); color: var(--brand); }
.badge.amber { background: var(--warn-bg); color: #b45309; }

.notice {
  border: 1px solid var(--warn-border); background: var(--warn-bg);
  border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px; font-size: 13.5px;
}
.notice.info { border-color: #bfdbfe; background: var(--brand-2); }
.notice.ok { border-color: #bbe7cd; background: #e7f6ec; }
.notice.warn { border-color: #fde3a7; background: #fdf6e3; }
/* 青少年示范局账号清单 */
.kid-accounts { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 13px; }
.kid-accounts th, .kid-accounts td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.kid-accounts th { background: var(--brand-2); font-weight: 600; }
.kid-accounts code { background: #fff; border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; font-weight: 700; }

.muted { color: var(--text-2); }
.small { font-size: 12.5px; }
.mt8 { margin-top: 8px; } .mt16 { margin-top: 16px; } .mb0 { margin-bottom: 0; }
.mt12 { margin-top: 12px; } .mb8 { margin-bottom: 8px; } .ml8 { margin-left: 8px; }
.flex { display: flex; align-items: center; gap: 10px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.right { text-align: right; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; }

.toast {
  position: fixed; left: 50%; top: 70px; transform: translateX(-50%);
  background: #111827; color: #fff; padding: 10px 18px; border-radius: 8px;
  font-size: 13.5px; box-shadow: 0 6px 20px rgba(0,0,0,.25); z-index: 99;
  opacity: 0; transition: opacity .25s; pointer-events: none; max-width: 80vw;
}
.toast.show { opacity: .96; }
.toast.err { background: #7f1d1d; }

.chart-box { position: relative; height: 300px; }
.legend-note { font-size: 12px; color: var(--text-2); margin-top: 6px; }

/* 登录页 */
.login-body { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-card { width: 400px; }
.login-card h1 { font-size: 21px; margin: 0 0 4px; }
.login-card .slogan { color: var(--text-2); font-size: 13px; margin-bottom: 20px; }
.demo-box {
  background: #fafbfc; border: 1px dashed var(--border); border-radius: 8px;
  padding: 10px 14px; font-size: 12.5px; color: var(--text-2); margin-top: 14px;
}
.demo-box code { color: var(--text); background: #eef1f5; border-radius: 4px; padding: 1px 6px; }

/* ============ 登录页：商业背景全屏 ============ */
.login-body {
  position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: #0d1b3e url('/assets/bg-city.png') center/cover no-repeat fixed;
}
.login-body::before {
  content: ''; position: fixed; inset: 0;
  background: linear-gradient(135deg, rgba(10,20,48,.88) 0%, rgba(15,32,72,.72) 45%, rgba(29,78,216,.45) 100%);
}
.login-body .login-card {
  position: relative; z-index: 1; width: 420px; max-width: calc(100vw - 40px);
  background: rgba(255,255,255,.92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.65); border-radius: 16px;
  box-shadow: 0 18px 50px rgba(5,12,32,.45);
  padding: 28px 30px;
}
.login-body .login-card h1 { font-size: 23px; }
.login-brand {
  position: relative; z-index: 1; text-align: center; color: #fff; margin-bottom: 18px;
}
.login-brand .lb-title { font-size: 30px; font-weight: 800; letter-spacing: 1px; text-shadow: 0 3px 14px rgba(0,0,0,.4); }
.login-brand .lb-sub { font-size: 13.5px; opacity: .9; margin-top: 6px; letter-spacing: 2px; }
@media (max-width: 560px) { .login-brand .lb-title { font-size: 23px; } }

/* ============ 青少年版（K12 · 小镇开店）主题 ============ */
body.kid-mode { font-size: 15px; }
body.kid-mode .topbar { background: linear-gradient(90deg, #f97316, #fb923c); border-bottom-color: #fdba74; }
body.kid-mode .topbar .logo, body.kid-mode .topbar .logo em { color: #fff; }
body.kid-mode .topbar nav a { color: rgba(255,255,255,.92); }
body.kid-mode .topbar nav a:hover, body.kid-mode .topbar nav a.active { background: rgba(255,255,255,.22); color: #fff; }
body.kid-mode .topbar .who { color: rgba(255,255,255,.9); }
body.kid-mode .topbar .who .role-tag { background: rgba(255,255,255,.25); color: #fff; }
body.kid-mode .btn.primary { background: #ea580c; border-color: #ea580c; }
body.kid-mode .btn.primary:hover { background: #c2410c; }
body.kid-mode .badge.blue { background: #fff7ed; color: #c2410c; }
body.kid-mode .card { border-radius: 14px; }
body.kid-mode .stat { border-radius: 12px; background: linear-gradient(180deg, #fffdf9, #fff8ef); border-color: #fed7aa; }
body.kid-mode .stat .v { font-size: 22px; }
body.kid-mode .page-title h1 { font-size: 22px; }
body.kid-mode .fld input { padding: 10px 12px; font-size: 15px; border-radius: 10px; }
body.kid-mode .notice { border-radius: 12px; }
body.kid-mode .dash-banner { background: #7c2d12 url('/assets/bg-city.png') center 70%/cover no-repeat; }
body.kid-mode .dash-greet { color: #ffedd5; }
body.kid-mode .row-me td { background: #fff7ed; }
/* 青少年徽标 */
.kid-badge { display: inline-flex; align-items: center; gap: 4px; background: linear-gradient(90deg,#f97316,#fbbf24); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 9px; border-radius: 10px; letter-spacing: .5px; }

/* ============ 登录后全站商业化背景（淡城市氛围层） ============ */
html { background: #e9edf4; }
body { background: transparent; }
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: url('/assets/bg-city.png') center 28%/cover no-repeat;
  opacity: .3;
}
/* 内容容器加一层亮膜，保证长页面阅读舒适 */
body::after {
  content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(244,246,249,.38) 0%, rgba(244,246,249,.72) 100%);
}

/* 登录页自带全屏背景，排除全局氛围层 */
body.login-body::before, body.login-body::after { display: none; }

/* ============================================================
   创建局页：Hero 横幅 + 分区表单 + 选项卡片
   ============================================================ */
.hero {
  position: relative; overflow: hidden; border-radius: 14px;
  padding: 22px 26px; margin-bottom: 18px; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  background: linear-gradient(120deg, #0d2456 0%, #1d4ed8 58%, #3b82f6 100%);
  box-shadow: 0 12px 30px rgba(29, 78, 216, .26);
}
.hero::after {
  content: ''; position: absolute; right: -50px; top: -70px; width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(255,255,255,.24), rgba(255,255,255,0) 68%);
  pointer-events: none;
}
.hero-main { position: relative; z-index: 1; max-width: 640px; }
.hero-kicker {
  display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: 1.2px;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.3);
  border-radius: 20px; padding: 2px 11px; margin-bottom: 9px;
}
.hero h2 { font-size: 21px; margin: 0 0 6px; color: #fff; }
.hero h1 { font-size: 22px; margin: 0 0 6px; color: #fff; font-weight: 800; letter-spacing: .5px; }
.hero p { margin: 0; font-size: 13px; line-height: 1.65; color: rgba(255,255,255,.86); }
.hero-stats { position: relative; z-index: 1; display: flex; gap: 10px; flex: none; }
.hero-stats .hs {
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.26);
  border-radius: 10px; padding: 9px 15px; text-align: center; min-width: 84px;
  backdrop-filter: blur(4px);
}
.hero-stats .hs b { display: block; font-size: 16px; font-variant-numeric: tabular-nums; }
.hero-stats .hs span { font-size: 11.5px; color: rgba(255,255,255,.82); }
.hero.kid {
  background: linear-gradient(120deg, #7c2d12 0%, #ea580c 58%, #fbbf24 100%);
  box-shadow: 0 12px 30px rgba(234, 88, 12, .26);
}
@media (max-width: 880px) {
  .hero { flex-direction: column; align-items: flex-start; gap: 16px; }
  .hero-stats { width: 100%; }
  .hero-stats .hs { flex: 1; }
}

/* 分区 */
.form-sec { padding: 18px 0; border-top: 1px dashed var(--border); }
.form-sec:first-of-type { border-top: none; padding-top: 2px; }
.fs-head { display: flex; align-items: center; gap: 9px; margin-bottom: 12px; flex-wrap: wrap; }
.fs-no {
  width: 21px; height: 21px; border-radius: 50%; background: var(--brand); color: #fff;
  font-size: 11.5px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center;
  flex: none; font-variant-numeric: tabular-nums;
}
.fs-head h3 { margin: 0; font-size: 14.5px; font-weight: 700; }
.fs-head .fs-sub { font-size: 12.5px; color: var(--text-2); }
.create-form.kid .fs-no { background: #ea580c; }

/* 选项卡片（消费者模型 / 结算方式） */
.model-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.settle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 720px; }
@media (max-width: 820px) { .model-grid, .settle-grid { grid-template-columns: 1fr; } }

.model-card {
  position: relative; display: flex; gap: 10px; align-items: flex-start;
  padding: 13px 15px; border: 1px solid var(--border); border-radius: 11px;
  background: #fff; cursor: pointer; transition: border-color .15s, box-shadow .15s, background .15s;
}
.model-card:hover { border-color: #b9c6da; box-shadow: 0 3px 10px rgba(16,24,40,.07); }
.model-card input { position: absolute; opacity: 0; width: 0; height: 0; }
.model-card .mc-dot {
  flex: none; width: 15px; height: 15px; margin-top: 3px; border-radius: 50%;
  border: 1.5px solid #cbd5e1; background: #fff; transition: all .15s;
}
.model-card.checked,
.model-card:has(input:checked) {
  border-color: var(--brand); background: #f7faff;
  box-shadow: 0 0 0 3px rgba(29, 78, 216, .1);
}
.model-card.checked .mc-dot,
.model-card:has(input:checked) .mc-dot {
  border-color: var(--brand); background: var(--brand); box-shadow: inset 0 0 0 3px #fff;
}
.model-card .mc-body { display: block; min-width: 0; }
.model-card .mc-title {
  display: flex; align-items: center; gap: 7px; font-size: 13.8px; font-weight: 700;
  color: var(--text); margin-bottom: 3px;
}
.model-card .mc-desc { display: block; font-size: 12.5px; line-height: 1.6; color: var(--text-2); }
.model-card .mc-tag {
  font-size: 11px; font-weight: 700; border-radius: 5px; padding: 1px 6px;
  background: var(--brand-2); color: var(--brand); letter-spacing: .3px;
}
.model-card.slim { padding: 11px 14px; }
.model-card.slim .mc-desc { font-size: 12.5px; }

.create-form.kid .model-card.checked,
.create-form.kid .model-card:has(input:checked) {
  border-color: #ea580c; background: #fffaf5; box-shadow: 0 0 0 3px rgba(234, 88, 12, .1);
}
.create-form.kid .model-card.checked .mc-dot,
.create-form.kid .model-card:has(input:checked) .mc-dot { border-color: #ea580c; background: #ea580c; }
.create-form.kid .mc-tag { background: #fff7ed; color: #c2410c; }

/* 胶囊选项（周数 / 结算间隔） */
.chip {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  border: 1px solid var(--border); background: #fff; border-radius: 20px;
  padding: 5px 15px; font-size: 13px; color: var(--text); transition: all .15s;
  font-variant-numeric: tabular-nums;
}
.chip:hover { border-color: #b9c6da; background: #fafbfc; }
.chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.chip.on,
.chip:has(input:checked) {
  border-color: var(--brand); background: var(--brand-2); color: var(--brand); font-weight: 700;
}
.create-form.kid .chip.on,
.create-form.kid .chip:has(input:checked) {
  border-color: #fdba74; background: #fff7ed; color: #c2410c;
}

/* 参数模板键值卡 */
.param-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
@media (max-width: 880px) { .param-grid { grid-template-columns: repeat(2, 1fr); } }
.param-grid .pg {
  background: #fafbfc; border: 1px solid var(--border); border-radius: 9px; padding: 9px 12px;
}
.param-grid .pg .k { font-size: 11.5px; color: var(--text-2); }
.param-grid .pg .v {
  font-size: 14px; font-weight: 700; margin-top: 1px; font-variant-numeric: tabular-nums;
}
.create-form.kid .param-grid .pg { background: #fffdf9; border-color: #fed7aa; }

/* 底部操作条 */
.form-actions {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  padding-top: 16px; border-top: 1px solid var(--border); margin-top: 2px;
}
.btn.lg { padding: 10px 22px; font-size: 14.5px; border-radius: 9px; }

/* 页面顶部工具条（返回等） */
.page-bar { display: flex; align-items: center; gap: 10px; margin: -6px 0 14px; flex-wrap: wrap; }
.page-bar .grow { flex: 1; }

/* ============================================================
   参数编辑网格 / 自定义参数 / 批量建公司
   ============================================================ */
.param-grid-edit {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 16px;
}
@media (max-width: 1000px) { .param-grid-edit { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .param-grid-edit { grid-template-columns: 1fr; } }
.param-grid-edit .fld.pe { margin-bottom: 0; }
.param-grid-edit .pe input {
  font-variant-numeric: tabular-nums;
}
.param-grid-edit .pe input.changed {
  border-color: #f59e0b; background: #fffdf5;
}
.param-grid-edit .pe-hint {
  display: block; font-size: 11.5px; color: var(--text-2); margin-top: 3px; line-height: 1.45;
}

/* 自定义参数 */
.custom-params {
  margin-top: 16px; border: 1px dashed var(--border); border-radius: 10px;
  padding: 12px 14px; background: #fafbfc;
}
.custom-params .cp-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.custom-params .cp-title { font-size: 13.5px; font-weight: 700; }
.custom-params .cp-sub { font-size: 12px; color: var(--text-2); flex: 1; min-width: 200px; }
.custom-params .cp-rows { display: flex; flex-direction: column; gap: 8px; }
.custom-params .cp-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; }
.custom-params .cp-row input { background: #fff; }
.custom-params .cp-del { color: var(--up); border-color: #f3c1bd; }
.custom-params .cp-empty { font-size: 12.5px; color: var(--text-2); padding: 2px 0; }
.custom-params .cp-empty.hide { display: none; }
@media (max-width: 680px) { .custom-params .cp-row { grid-template-columns: 1fr; } }

/* 参数操作条 */
.param-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 16px; }
.param-actions .grow { flex: 1; }

/* 批量添加公司面板 */
.add-co-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px 16px; }
@media (max-width: 780px) { .add-co-grid { grid-template-columns: 1fr; } }
.add-co-names { margin-top: 12px; }
.add-co-names textarea {
  width: 100%; min-height: 74px; padding: 8px 10px; border: 1px solid var(--border);
  border-radius: 8px; font: inherit; font-size: 13.5px; resize: vertical;
}
.acc-tbl { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13px; }
.acc-tbl th, .acc-tbl td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.acc-tbl th { background: var(--brand-2); font-weight: 600; }
.acc-tbl code {
  background: #fff; border: 1px solid var(--border); border-radius: 4px;
  padding: 1px 6px; font-weight: 700; font-family: ui-monospace, Consolas, monospace;
}