/* ============================================================
   KunPay 设计系统 · 深空藏蓝 × 电光蓝
   深色侧栏 / 玻璃顶栏 / 渐变主色 / 分层阴影 / 网格光晕 Hero
   ============================================================ */
:root {
  --primary: #2e63f6;
  --primary-dark: #1e50e0;
  --primary-light: #ecf1ff;
  --primary-2: #6a8bff;
  --grad: linear-gradient(135deg, #4d7cfe 0%, #2e63f6 60%, #2456e8 100%);
  --grad-soft: linear-gradient(135deg, #eaf0ff, #f0edff);
  --success: #16a374;
  --warning: #ef9a1d;
  --danger: #e5484d;
  --info: #0e9cc7;
  --violet: #8b5cf6;
  --ink: #0d1a36;          /* 深空藏蓝(侧栏/页脚) */
  --ink-2: #13244a;
  --text: #18223b;
  --text-2: #4a5670;
  --text-3: #8b95ab;
  --border: #e6eaf3;
  --border-2: #edf0f7;
  --bg: #f3f6fc;
  --card: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 10px 28px -14px rgba(16, 24, 40, .12);
  --shadow-lg: 0 2px 6px rgba(16, 24, 40, .05), 0 24px 56px -18px rgba(30, 80, 224, .22);
  --glow: 0 6px 18px -4px rgba(46, 99, 246, .45);
  --surface: #f8f9fd;
  --surface-2: #eef1f7;
  --surface-3: #e5e9f2;
  --input-bg: #fbfcfe;
  --card-glass: rgba(255, 255, 255, .94);
  --nav-bg: rgba(255, 255, 255, .82);
  --grid-line: rgba(46, 63, 120, .05);
  --chart-grid: #f0f1f4;
  --hero-bg:
    radial-gradient(720px 340px at 12% -8%, rgba(77, 124, 254, .14), transparent 62%),
    radial-gradient(640px 380px at 96% 4%, rgba(139, 92, 246, .12), transparent 60%),
    radial-gradient(560px 320px at 62% 108%, rgba(14, 156, 199, .10), transparent 60%),
    linear-gradient(160deg, #f0f4ff 0%, #f6f8ff 46%, #f3f6fc 100%);
  --auth-bg:
    radial-gradient(680px 320px at 14% 4%, rgba(77, 124, 254, .16), transparent 60%),
    radial-gradient(600px 340px at 92% 12%, rgba(139, 92, 246, .13), transparent 58%),
    radial-gradient(520px 300px at 50% 108%, rgba(14, 156, 199, .11), transparent 58%),
    linear-gradient(155deg, #e9efff 0%, #f1f4ff 42%, #f3f6fc 100%);
  --cashier-bg:
    radial-gradient(640px 300px at 16% -4%, rgba(77, 124, 254, .12), transparent 60%),
    radial-gradient(560px 300px at 90% 6%, rgba(139, 92, 246, .09), transparent 58%),
    #eef1f7;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  font-size: 14px; color: var(--text); background: var(--bg);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
::selection { background: rgba(46, 99, 246, .18); }
a { color: var(--primary); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--primary-dark); }
:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(46, 99, 246, .22); border-radius: 6px; }
img { -webkit-user-drag: none; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 18px; border-radius: var(--radius-sm); border: 1px solid transparent;
  font-size: 14px; cursor: pointer; transition: all .18s cubic-bezier(.4, 0, .2, 1); line-height: 1.4;
  background: var(--surface-2); color: var(--text-2); user-select: none; white-space: nowrap;
  font-weight: 500; font-family: inherit;
}
.btn:hover { background: var(--surface-3); color: var(--text); box-shadow: 0 4px 12px rgba(16, 24, 40, .10); }
.btn:active { transform: translateY(1px) scale(.99); box-shadow: none; }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(46, 99, 246, .22); }
.btn-primary {
  background: var(--grad); color: #fff; box-shadow: var(--glow);
  border: 1px solid rgba(255, 255, 255, .12) inset;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #3f72fd, #2059f0 60%, #1e4ddb); color: #fff;
  box-shadow: 0 10px 24px -6px rgba(46, 99, 246, .55); transform: translateY(-1px);
}
.btn-success { background: linear-gradient(135deg, #23c48c, #128f63); color: #fff; box-shadow: 0 6px 16px -4px rgba(18, 143, 99, .45); }
.btn-success:hover { filter: brightness(1.06); color: #fff; transform: translateY(-1px); box-shadow: 0 10px 22px -6px rgba(18, 143, 99, .5); }
.btn-danger { background: linear-gradient(135deg, #f25f64, #e5484d); color: #fff; box-shadow: 0 6px 16px -4px rgba(229, 72, 77, .4); }
.btn-danger:hover { filter: brightness(1.06); color: #fff; transform: translateY(-1px); box-shadow: 0 10px 22px -6px rgba(229, 72, 77, .45); }
.btn-outline { background: var(--card); border-color: #c4d4ff; color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); color: var(--primary-dark); border-color: var(--primary); transform: translateY(-1px); box-shadow: 0 6px 14px -4px rgba(46, 99, 246, .25); }
.btn-ghost { background: var(--card); border-color: var(--border); color: var(--text-2); box-shadow: 0 1px 2px rgba(16, 24, 40, .04); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); box-shadow: 0 4px 12px -4px rgba(46, 99, 246, .25); }
.btn-sm { padding: 5px 12px; font-size: 13px; border-radius: 8px; }
.btn-lg { padding: 13px 32px; font-size: 16px; border-radius: 12px; font-weight: 600; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ---------- 表单 ---------- */
.form-item { margin-bottom: 18px; }
.form-item label { display: block; margin-bottom: 7px; color: var(--text-2); font-size: 13px; font-weight: 500; }
.form-item .tip { margin-top: 5px; font-size: 12px; color: var(--text-3); }
.input, select.input, textarea.input {
  width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 14px; color: var(--text); background: var(--input-bg); outline: none;
  transition: border .15s, box-shadow .15s, background .15s; font-family: inherit;
}
.input::placeholder { color: #a6b0c2; }
.input:hover { border-color: #c3cddd; }
.input:focus { border-color: var(--primary); background: var(--card); box-shadow: 0 0 0 3.5px rgba(46, 99, 246, .13); }
.input[disabled] { background: var(--surface-2); color: var(--text-3); cursor: not-allowed; }
.form-row { display: flex; gap: 12px; }
.form-row .form-item { flex: 1; }

/* 复选框美化 */
input[type="checkbox"] {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px; min-width: 18px;
  border: 1.5px solid var(--border); border-radius: 5px; background: var(--card);
  cursor: pointer; position: relative; transition: all .15s; margin: 0; vertical-align: middle;
}
input[type="checkbox"]:hover { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(46, 99, 246, .1); }
input[type="checkbox"]:checked { background: var(--grad); border-color: var(--primary); box-shadow: 0 2px 8px rgba(46, 99, 246, .35); }
input[type="checkbox"]:checked::after {
  content: ""; position: absolute; left: 5.5px; top: 2px;
  width: 4.5px; height: 9px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(42deg);
}
input[type="checkbox"]:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(46, 99, 246, .18); }

/* 下拉框美化 */
select.input {
  appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b95ab' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center; padding-right: 32px;
}

/* 文件选择美化(自定义上传框) */
.file-upload {
  display: flex; align-items: center; gap: 9px; width: 100%;
  border: 1.5px dashed #c3cbda; border-radius: 12px; padding: 12px 14px;
  cursor: pointer; transition: all .18s; color: var(--text-2); font-size: 13px; background: var(--surface-2);
}
.file-upload:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); box-shadow: 0 4px 14px -6px rgba(46, 99, 246, .3); }
.file-upload svg { flex: none; }
.file-upload input[type="file"] { display: none; }
.file-upload .fu-name { margin-left: auto; color: var(--text-3); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 45%; }
/* 原生 file input 兜底样式 */
.input[type="file"] { padding: 8px 10px; background: var(--surface-2); border-style: dashed; color: var(--text-3); font-size: 13px; cursor: pointer; }
.input[type="file"]::file-selector-button {
  margin-right: 10px; padding: 6px 14px; border: 0; border-radius: 7px;
  background: var(--grad); color: #fff; cursor: pointer; font-size: 13px; font-weight: 500; transition: all .15s;
}
.input[type="file"]::file-selector-button:hover { filter: brightness(1.08); box-shadow: 0 2px 8px rgba(46, 99, 246, .35); }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  border: 1px solid var(--border-2); padding: 22px;
}
.card + .card { margin-top: 18px; }
/* 栅格/弹性容器内的卡片不留纵向外边距,避免同行错位 */
.grid > .card + .card, .panel-row > .card + .card, .stat-cards > .card + .card { margin-top: 0; }
.card-title { font-size: 15.5px; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 9px; letter-spacing: .2px; }
.card-title::before {
  content: ""; width: 4px; height: 16px; border-radius: 3px;
  background: var(--grad); box-shadow: 0 0 8px rgba(46, 99, 246, .5);
}

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border-radius: 12px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th, .tbl td { padding: 12px 14px; text-align: left; border-bottom: 1px solid #f1f3f8; white-space: nowrap; }
.tbl th {
  color: var(--text-3); font-weight: 600; background: var(--surface); font-size: 12px;
  letter-spacing: .8px; border-bottom: 1px solid var(--border-2);
}
.tbl tbody tr, .tbl tr { transition: background .12s ease; }
.tbl tr:hover td { background: var(--surface); }
.tbl td.money, .tbl th.money { text-align: right; font-variant-numeric: tabular-nums; }
.tbl .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }

/* ---------- 徽标 ---------- */
.badge { display: inline-block; padding: 2.5px 11px; border-radius: 20px; font-size: 12px; line-height: 19px; font-weight: 600; }
.badge-gray { background: #f0f2f7; color: var(--text-3); }
.badge-blue { background: var(--primary-light); color: var(--primary); }
.badge-green { background: #e5f7ef; color: var(--success); }
.badge-red { background: #fdebec; color: #d3383d; }
.badge-orange { background: #fdf3e3; color: #d9860b; }

/* ---------- 公共导航(玻璃拟态) ---------- */
.pub-nav {
  position: sticky; top: 0; z-index: 100;
  -webkit-backdrop-filter: blur(16px) saturate(1.5); backdrop-filter: blur(16px) saturate(1.5);
  background: var(--nav-bg); border-bottom: 1px solid var(--border);
}
.pub-nav .inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 64px; display: flex; align-items: center; gap: 36px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: var(--primary); letter-spacing: .5px; white-space: nowrap; flex: none; }
.logo svg { width: 30px; height: 30px; }
.logo img.logo-ic { width: 34px; height: 34px; object-fit: contain; filter: drop-shadow(0 3px 8px rgba(27, 42, 74, .22)); }
.side .logo img.logo-ic { width: 30px; height: 30px; }
.pub > .cols .about img.logo-ic { width: 28px; height: 28px; }
.pub-nav .menu { display: flex; gap: 6px; flex: 1; }
.pub-nav .menu a { padding: 8px 16px; border-radius: 9px; color: var(--text-2); font-size: 15px; font-weight: 500; transition: all .16s ease; }
.pub-nav .menu a:hover { color: var(--primary); background: rgba(46, 99, 246, .07); }
.pub-nav .menu a.on { color: var(--primary); background: var(--primary-light); font-weight: 600; box-shadow: inset 0 0 0 1px rgba(46, 99, 246, .14); }
.pub-nav .acts { display: flex; gap: 12px; align-items: center; }
.pub-nav .acts .who { color: var(--text-2); font-size: 14px; }

/* ---------- 首页 Hero(网格光晕) ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--hero-bg);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(ellipse 90% 76% at 50% 0%, #000 42%, transparent 78%);
  mask-image: radial-gradient(ellipse 90% 76% at 50% 0%, #000 42%, transparent 78%);
}
.hero .inner { position: relative; max-width: 1200px; margin: 0 auto; padding: 84px 24px 70px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.hero .tag {
  display: inline-flex; align-items: center; gap: 6px; background: var(--card-glass);
  color: var(--primary); border: 1px solid #dbe5ff; padding: 5px 15px; border-radius: 20px;
  font-size: 13px; margin-bottom: 22px; box-shadow: 0 4px 14px -6px rgba(46, 99, 246, .25);
}
.hero h1 { font-size: 47px; line-height: 1.22; letter-spacing: -1px; font-weight: 800; }
.hero h1 .hl {
  background: linear-gradient(120deg, #2e63f6 10%, #6a5cff 55%, #0e9cc7 105%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.hero p.desc { margin-top: 18px; font-size: 16px; color: var(--text-2); line-height: 1.9; max-width: 460px; }
.hero .feats { display: flex; gap: 22px; margin-top: 26px; color: var(--text-2); font-size: 14px; flex-wrap: wrap; }
.hero .feats span { display: inline-flex; align-items: center; gap: 6px; }
.hero .feats svg { color: var(--primary); }
.hero .cta { margin-top: 34px; display: flex; gap: 14px; }

/* 控制台 mockup(玻璃浮层) */
.mock {
  background: var(--nav-bg); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-radius: 18px; box-shadow: var(--shadow-lg); padding: 20px;
  border: 1px solid rgba(255, 255, 255, .9); position: relative;
  outline: 1px solid var(--border-2);
}
.mock .bar { display: flex; gap: 6px; margin-bottom: 16px; align-items: center; }
.mock .bar i { width: 10px; height: 10px; border-radius: 50%; }
.mock .bar i:nth-child(1) { background: #ff5f57; } .mock .bar i:nth-child(2) { background: #febc2e; } .mock .bar i:nth-child(3) { background: #28c840; }
.mock .bar .t { margin-left: 8px; font-size: 12px; color: var(--text-3); }
.mock .stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mock .stat { border: 1px solid var(--border-2); border-radius: 12px; padding: 14px; background: var(--surface); }
.mock .stat .l { font-size: 12px; color: var(--text-3); }
.mock .stat .v { font-size: 22px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.mock .stat .d { font-size: 12px; color: var(--success); margin-top: 2px; }
.mock .chart { margin-top: 14px; height: 120px; display: flex; align-items: flex-end; gap: 10px; padding: 8px 4px 0; }
.mock .chart i { flex: 1; background: linear-gradient(180deg, #6a95ff, #2e63f6); border-radius: 5px 5px 0 0; opacity: .9; transition: opacity .2s; }
.mock .chart i:hover { opacity: 1; }
.mock .float {
  position: absolute; background: var(--card-glass); border-radius: 13px; box-shadow: var(--shadow-lg);
  padding: 12px 16px; font-size: 13px; display: flex; align-items: center; gap: 10px;
  border: 1px solid var(--border-2);
  animation: kpFloat 5.5s ease-in-out infinite;
}
.mock .float.f1 { right: -18px; top: 42%; }
.mock .float.f2 { left: -18px; bottom: 34px; animation-delay: -2.7s; }
.mock .float .ic { width: 34px; height: 34px; border-radius: 10px; background: var(--grad); display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 4px 10px -2px rgba(46, 99, 246, .5); }
@keyframes kpFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* ---------- 首页功能区 ---------- */
.section { max-width: 1200px; margin: 0 auto; padding: 72px 24px 20px; }
.section .head { text-align: center; margin-bottom: 44px; }
.section .head .mini { display: inline-block; background: var(--primary-light); color: var(--primary); font-size: 13px; padding: 4px 15px; border-radius: 16px; margin-bottom: 14px; font-weight: 600; }
.section h2 { font-size: 31px; letter-spacing: -.4px; font-weight: 800; }
.section .head p { color: var(--text-3); margin-top: 10px; font-size: 15px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.feat {
  background: var(--card); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow);
  border: 1px solid var(--border-2); transition: all .22s cubic-bezier(.4, 0, .2, 1); position: relative; overflow: hidden;
}
.feat::after {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: var(--grad); opacity: 0; transition: opacity .22s;
}
.feat:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #d7e2ff; }
.feat:hover::after { opacity: 1; }
.feat .hot { position: absolute; right: 20px; top: 20px; background: linear-gradient(135deg, #ff6a6f, #e5484d); color: #fff; font-size: 12px; padding: 2.5px 11px; border-radius: 14px; box-shadow: 0 4px 10px -2px rgba(229, 72, 77, .4); }
.feat .ic { width: 48px; height: 48px; border-radius: 13px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; transition: transform .25s cubic-bezier(.34, 1.56, .64, 1); box-shadow: 0 6px 14px -6px rgba(16, 24, 40, .18); }
.feat:hover .ic { transform: scale(1.1) rotate(-5deg); }
.feat:nth-child(1) .ic, .feat .ic { background: linear-gradient(135deg, #e6eeff, #eef0ff); color: var(--primary); }
.feat:nth-child(2) .ic { background: linear-gradient(135deg, #def5eb, #e8f7ee); color: #128f63; }
.feat:nth-child(3) .ic { background: linear-gradient(135deg, #f1e9ff, #f4efff); color: var(--violet); }
.feat:nth-child(4) .ic { background: linear-gradient(135deg, #fdefd8, #fef4e4); color: #d9860b; }
.feat:nth-child(5) .ic { background: linear-gradient(135deg, #dcf1f9, #e7f6fb); color: var(--info); }
.feat:nth-child(6) .ic { background: linear-gradient(135deg, #fde7e8, #fdecec); color: var(--danger); }
.feat h3 { font-size: 18px; margin-bottom: 10px; font-weight: 700; }
.feat p { color: var(--text-3); line-height: 1.8; font-size: 13.5px; min-height: 48px; }
.feat ul { list-style: none; margin-top: 14px; }
.feat ul li { display: flex; align-items: center; gap: 8px; color: var(--text-2); font-size: 13px; padding: 4px 0; }
.feat ul li svg { color: var(--success); flex: none; }
.feat .foot { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--border); }
.feat .foot .num { font-size: 21px; font-weight: 800; color: var(--primary); font-variant-numeric: tabular-nums; }
.feat .foot .num small { display: block; font-size: 12px; color: var(--text-3); font-weight: 400; }

/* CTA */
.cta-band { max-width: 1200px; margin: 60px auto 80px; padding: 0 24px; }
.cta-band .box {
  position: relative; overflow: hidden; text-align: center; color: #fff;
  background:
    radial-gradient(480px 210px at 18% 0%, rgba(122, 160, 255, .38), transparent 62%),
    radial-gradient(420px 200px at 86% 110%, rgba(106, 92, 255, .35), transparent 60%),
    linear-gradient(125deg, #2358e8, #2e63f6 52%, #4759ee);
  border-radius: 22px; padding: 54px 40px;
  box-shadow: 0 24px 60px -18px rgba(35, 88, 232, .55);
}
.cta-band .box::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 30px 30px;
  -webkit-mask-image: radial-gradient(ellipse 76% 88% at 50% 50%, #000 30%, transparent 76%);
  mask-image: radial-gradient(ellipse 76% 88% at 50% 50%, #000 30%, transparent 76%);
}
.cta-band h2 { font-size: 29px; margin-bottom: 12px; position: relative; }
.cta-band p { opacity: .92; margin-bottom: 26px; position: relative; }
.cta-band .btn { background: #fff; color: var(--primary); font-weight: 700; padding: 13px 36px; border-radius: 12px; border: 0; font-size: 15px; cursor: pointer; position: relative; box-shadow: 0 10px 26px -8px rgba(10, 22, 60, .45); }
.cta-band .btn:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -8px rgba(10, 22, 60, .55); color: var(--primary-dark); }

/* 页脚(深空藏蓝) */
footer.pub { background: linear-gradient(180deg, var(--ink-2), var(--ink)); margin-top: 48px; color: #9fadcd; }
footer.pub .cols { max-width: 1200px; margin: 0 auto; padding: 52px 24px 34px; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 24px; }
footer.pub h5 { font-size: 14px; margin-bottom: 14px; color: #fff; font-weight: 600; }
footer.pub ul { list-style: none; }
footer.pub ul li { padding: 5px 0; }
footer.pub ul a { color: #8b9bc4; font-size: 13px; }
footer.pub ul a:hover { color: #fff; }
footer.pub .about .logo { color: #fff; }
footer.pub .about p { color: #7f90bb; font-size: 13px; line-height: 1.8; margin-top: 12px; max-width: 260px; }
footer.pub .copy { text-align: center; color: #6d7ea9; font-size: 12.5px; padding: 18px 0 26px; border-top: 1px solid rgba(255, 255, 255, .08); }

/* ---------- 登录/注册 ---------- */
.auth-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 30px 16px; position: relative; overflow: hidden;
  background: var(--auth-bg);
}
.auth-page::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(ellipse 86% 70% at 50% 24%, #000 30%, transparent 76%);
  mask-image: radial-gradient(ellipse 86% 70% at 50% 24%, #000 30%, transparent 76%);
}
.auth-card {
  width: 430px; max-width: 100%; background: var(--card-glass);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-radius: 22px; box-shadow: var(--shadow-lg); padding: 40px 38px;
  border: 1px solid var(--border-2); position: relative;
}
.auth-card .slogan { text-align: center; color: var(--text-3); font-size: 13px; margin-bottom: 22px; letter-spacing: 1px; }
.auth-card h2 { text-align: center; font-size: 23px; margin-bottom: 6px; font-weight: 800; letter-spacing: .5px; }
.auth-card .sub { text-align: center; color: var(--text-3); font-size: 13px; margin-bottom: 24px; }
.auth-foot { text-align: center; margin-top: 18px; color: var(--text-3); font-size: 13px; }
.auth-agree { display: flex; align-items: flex-start; gap: 8px; font-size: 12.5px; color: var(--text-3); margin: 4px 0 16px; }
.auth-agree input { margin-top: 3px; }

/* ---------- 通用提示 ---------- */
.alert { padding: 12px 15px; border-radius: 11px; font-size: 13.5px; margin-bottom: 16px; line-height: 1.65; border: 1px solid transparent; }
.alert.err { background: #fdecec; color: #c53035; border-color: #f8cdd0; }
.alert.ok { background: #e4f6ee; color: #0f7a55; border-color: #c2e9d6; }
.alert.info { background: var(--primary-light); color: #2453c8; border-color: #d8e3ff; }

/* ---------- 后台布局(深色侧栏) ---------- */
.dash { display: flex; min-height: 100vh; }
.side {
  width: 228px; display: flex; flex-direction: column; position: fixed; top: 0; bottom: 0; left: 0; z-index: 50;
  background: linear-gradient(180deg, #13244a 0%, var(--ink) 42%, #0a1430 100%);
  border-right: 1px solid rgba(255, 255, 255, .05);
}
.side .logo { height: 66px; padding: 0 20px; border-bottom: 1px solid rgba(255, 255, 255, .07); font-size: 17px; white-space: nowrap; overflow: hidden; color: #fff; }
.side nav { flex: 1; overflow-y: auto; padding: 14px 12px; }
.side nav::-webkit-scrollbar { width: 5px; }
.side nav::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .14); }
.side .grp { font-size: 11px; color: #5f7099; padding: 16px 10px 7px; letter-spacing: 1.5px; font-weight: 600; }
.side nav a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px;
  color: #a6b4d6; font-size: 14px; margin-bottom: 2px; position: relative;
  transition: all .16s ease;
}
.side nav a svg { width: 17px; height: 17px; flex: none; opacity: .85; }
.side nav a:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.side nav a.on {
  background: var(--grad); color: #fff; font-weight: 600;
  box-shadow: 0 6px 18px -6px rgba(46, 99, 246, .65), inset 0 1px 0 rgba(255, 255, 255, .18);
}
.side nav a.on svg { opacity: 1; }
.side .foot { padding: 14px; border-top: 1px solid rgba(255, 255, 255, .07); }
.side .foot .btn-ghost { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .13); color: #a6b4d6; }
.side .foot .btn-ghost:hover { color: #ff8589; border-color: rgba(229, 72, 77, .45); background: rgba(229, 72, 77, .12); }
.main { flex: 1; margin-left: 228px; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 64px; background: var(--nav-bg);
  -webkit-backdrop-filter: blur(14px) saturate(1.4); backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--border-2); display: flex; align-items: center; padding: 0 26px; gap: 16px;
  position: sticky; top: 0; z-index: 40;
}
.topbar .crumb { font-size: 16px; font-weight: 700; flex: 1; letter-spacing: .2px; }
.topbar .user { display: flex; align-items: center; gap: 10px; color: var(--text-2); font-size: 13.5px; }
.avatar {
  width: 34px; height: 34px; border-radius: 50%; background: var(--grad); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px;
  box-shadow: 0 4px 10px -2px rgba(46, 99, 246, .5), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.content { padding: 26px 28px 60px; max-width: 1280px; width: 100%; margin: 0 auto; }

/* 统计卡 */
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 18px; }
.stat-cards.s3 { grid-template-columns: repeat(3, 1fr); }
.scard {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border-2);
  padding: 20px; display: flex; gap: 14px; align-items: center; position: relative; overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.scard::after {
  content: ""; position: absolute; right: -22px; top: -22px; width: 86px; height: 86px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 99, 246, .07), transparent 70%); pointer-events: none;
}
.scard:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: #d7e2ff; }
.scard .ic { width: 48px; height: 48px; border-radius: 13px; display: flex; align-items: center; justify-content: center; flex: none; box-shadow: 0 6px 14px -6px rgba(16, 24, 40, .16); }
.scard .ic.b1 { background: linear-gradient(135deg, #e3ecff, #eef0ff); color: var(--primary); }
.scard .ic.b2 { background: linear-gradient(135deg, #dcf4e8, #e9f7ef); color: var(--success); }
.scard .ic.b3 { background: linear-gradient(135deg, #fdeccc, #fef3dd); color: #d9860b; }
.scard .ic.b4 { background: linear-gradient(135deg, #efe7ff, #f4efff); color: var(--violet); }
.scard .l { color: var(--text-3); font-size: 13px; }
.scard .v { font-size: 23px; font-weight: 800; margin-top: 3px; letter-spacing: -.3px; font-variant-numeric: tabular-nums; }
.scard .v small { font-size: 13px; color: var(--text-3); font-weight: 400; }
.scard .d { font-size: 12px; color: var(--text-3); margin-top: 3px; }

.panel-row { display: grid; grid-template-columns: 1.6fr 1fr; gap: 18px; }
.chart-box canvas { width: 100%; height: 240px; }

/* ---------- 文档页 ---------- */
.doc-layout { max-width: 1200px; margin: 0 auto; padding: 28px 24px 60px; display: grid; grid-template-columns: 230px 1fr; gap: 26px; }
.doc-side { position: sticky; top: 88px; align-self: start; background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border-2); padding: 16px 12px; }
.doc-side .grp { font-size: 12px; color: var(--text-3); padding: 10px 10px 6px; }
.doc-side a { display: block; padding: 8px 12px; border-radius: 9px; color: var(--text-2); font-size: 13.5px; margin: 1px 0; transition: all .14s; }
.doc-side a:hover { background: var(--surface); color: var(--text); }
.doc-side a.on { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.doc-body { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border-2); padding: 36px 40px; min-width: 0; }
.doc-body h1 { font-size: 25px; margin-bottom: 8px; font-weight: 800; letter-spacing: -.3px; }
.doc-body h2 { font-size: 19px; margin: 26px 0 12px; padding-left: 11px; border-left: 4px solid; border-image: linear-gradient(180deg, #4d7cfe, #2e63f6) 1; font-weight: 700; }
.doc-body h3 { font-size: 15.5px; margin: 20px 0 10px; }
.doc-body p { color: var(--text-2); line-height: 1.9; margin: 8px 0; }
.doc-body code { background: #f1f3f9; border-radius: 5px; padding: 2px 7px; font-size: 13px; color: #c22f81; font-family: ui-monospace, Menlo, Consolas, monospace; }
.doc-body pre { background: #0f1728; color: #dbe4f5; border-radius: 12px; padding: 18px; overflow-x: auto; font-size: 13px; line-height: 1.7; margin: 12px 0; font-family: ui-monospace, Menlo, Consolas, monospace; box-shadow: inset 0 0 0 1px rgba(255,255,255,.06); }
.doc-body pre code { background: none; color: inherit; padding: 0; }
.doc-body table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 13px; }
.doc-body th, .doc-body td { border: 1px solid var(--border); padding: 9px 12px; text-align: left; }
.doc-body th { background: #f8f9fd; color: var(--text-2); }
.doc-body .url-chip { display: inline-block; background: var(--primary-light); color: var(--primary); border-radius: 7px; padding: 6px 12px; font-family: ui-monospace, Menlo, monospace; font-size: 13px; margin: 6px 0; }

/* ---------- 收银台 ---------- */
.cashier-body {
  min-height: 100vh; position: relative;
  background: var(--cashier-bg);
}
.cashier-top {
  background: var(--nav-bg); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-2); padding: 14px 20px; display: flex; align-items: center; justify-content: center;
  gap: 10px; font-size: 16.5px; font-weight: 700;
}
.cashier-top svg { width: 22px; height: 22px; }
.cashier-top.alipay { box-shadow: inset 0 3px 0 -1px #1677ff; }
.cashier-top.wxpay { box-shadow: inset 0 3px 0 -1px #07c160; }
.cashier-top.qqpay { box-shadow: inset 0 3px 0 -1px #12b7f5; }
.cashier-top.alipay svg { color: #1677ff; }
.cashier-top.wxpay svg { color: #07c160; }
.cashier-top.qqpay svg { color: #12b7f5; }
.cashier-wrap { max-width: 760px; margin: 40px auto 80px; padding: 0 16px; }
.cashier-card {
  background: var(--card); border-radius: 20px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-2); padding: 36px 30px; text-align: center; position: relative; overflow: hidden;
}
.cashier-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: var(--grad);
}
.cashier-card .site { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 6px; }
.cashier-card .site img, .cashier-card .site .lg { width: 46px; height: 46px; border-radius: 12px; }
.cashier-card .site .lg { background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; box-shadow: 0 6px 14px -4px rgba(46, 99, 246, .5); }
.cashier-card .item-name { color: var(--text-2); font-size: 14px; margin-top: 8px; }
.cashier-card .trade-no {
  display: inline-flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--border);
  padding: 7px 14px; border-radius: 9px; margin-top: 14px; color: var(--text-2); font-size: 13px;
}
.cashier-card .trade-no button { border: 0; background: none; color: var(--primary); cursor: pointer; font-size: 13px; font-weight: 500; padding: 2px 4px; border-radius: 4px; transition: background .15s; }
.cashier-card .trade-no button:hover { background: var(--primary-light); }
.cashier-card .amount {
  font-size: 44px; font-weight: 800; margin-top: 18px; letter-spacing: -1px; font-variant-numeric: tabular-nums;
  background: linear-gradient(120deg, #2e63f6, #2456e8);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.cashier-card .amount small { font-size: 16px; font-weight: 400; margin-left: 4px; -webkit-text-fill-color: var(--text-3); color: var(--text-3); }
.cashier-card .qr-wrap {
  margin: 22px auto 6px; width: 240px; height: 240px; padding: 10px;
  border: 1px solid var(--border); border-radius: 14px; background: #fff; position: relative; overflow: hidden;
  box-shadow: 0 10px 30px -12px rgba(16, 24, 40, .18);
}
.cashier-card .qr-wrap img { width: 100%; height: 100%; display: block; }
.cashier-card .qr-wrap::after {
  content: ""; position: absolute; left: 8px; right: 8px; top: 0; height: 44px; border-radius: 8px;
  background: linear-gradient(180deg, rgba(46, 99, 246, .16), transparent);
  animation: qrScan 2.6s ease-in-out infinite; pointer-events: none;
}
@keyframes qrScan { 0% { transform: translateY(6px); opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { transform: translateY(184px); opacity: 0; } }
.cashier-card .countdown { color: var(--text-3); font-size: 13px; margin-top: 14px; }
.cashier-card .countdown b {
  color: var(--primary); font-variant-numeric: tabular-nums; background: var(--primary-light);
  padding: 2px 8px; border-radius: 7px; margin: 0 2px;
}
.cashier-card .notice { margin-top: 12px; color: #b26a08; font-size: 13px; line-height: 1.7; background: #fff8ea; border: 1px solid #f7e6bd; border-radius: 10px; padding: 10px 14px; }
.cashier-card .pay-notice { color: var(--text-2); font-size: 13px; margin-top: 12px; line-height: 1.8; }
.cashier-ok { margin: 26px auto; }
.cashier-ok .big { width: 78px; height: 78px; border-radius: 50%; background: linear-gradient(135deg, #def5eb, #c9efe0); color: var(--success); display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; box-shadow: 0 12px 30px -10px rgba(18, 143, 99, .5); animation: kpPop .5s cubic-bezier(.34, 1.56, .64, 1) both; }
@keyframes kpPop { from { transform: scale(.4); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.cashier-foot { text-align: center; color: var(--text-3); font-size: 12.5px; margin-top: 22px; }
.qr-hint { color: var(--text-3); font-size: 12.5px; margin-top: 10px; }

/* ---------- 演示页 ---------- */
.demo-wrap { max-width: 620px; margin: 46px auto 80px; padding: 0 16px; }
.pay-type-row { display: flex; gap: 12px; flex-wrap: wrap; }
.pay-type {
  flex: 0 0 auto; display: flex; align-items: center; gap: 8px; border: 1.5px solid var(--border);
  background: var(--card); border-radius: 13px; padding: 12px 22px; cursor: pointer; font-size: 14.5px;
  color: var(--text-2); transition: all .18s; position: relative; font-weight: 500;
}
.pay-type svg { width: 20px; height: 20px; }
.pay-type.alipay svg { color: #1677ff; }
.pay-type.wxpay svg { color: #07c160; }
.pay-type.qqpay svg { color: #12b7f5; }
.pay-type:hover { border-color: #b9ccff; transform: translateY(-2px); box-shadow: 0 8px 18px -6px rgba(46, 99, 246, .22); }
.pay-type.on { border-color: var(--primary); color: var(--primary); background: var(--primary-light); box-shadow: 0 0 0 3.5px rgba(46, 99, 246, .12); font-weight: 600; }
.pay-type.on::after { content: ""; position: absolute; top: -7px; right: -7px; width: 19px; height: 19px; background: var(--grad); border-radius: 50%; border: 2px solid #fff; box-shadow: 0 2px 6px rgba(46, 99, 246, .4); }
.pay-type.on::before { content: ""; position: absolute; top: -2.5px; right: -0.5px; width: 5px; height: 9px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(42deg); z-index: 1; }

/* ---------- 分页 ---------- */
.pager { display: flex; gap: 6px; margin-top: 18px; flex-wrap: wrap; }
.pager a, .pager span {
  min-width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  padding: 0 10px; border-radius: 9px; border: 1px solid var(--border); background: var(--card);
  color: var(--text-2); font-size: 13px; transition: all .15s; font-variant-numeric: tabular-nums;
}
.pager span.cur { background: var(--grad); border-color: transparent; color: #fff; font-weight: 600; box-shadow: 0 4px 12px -4px rgba(46, 99, 246, .5); }
.pager span.dis { opacity: .45; pointer-events: none; }
.pager a:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-1px); }

/* 工具类 */
.row { display: flex; align-items: center; gap: 12px; }
.row.between { justify-content: space-between; }
.right { text-align: right; }
.muted { color: var(--text-3); }
.mt { margin-top: 16px; }
.mb { margin-bottom: 16px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.copyable { cursor: pointer; transition: color .14s; }
.copyable:hover { color: var(--primary); }
.empty { text-align: center; color: var(--text-3); padding: 48px 0; font-size: 14px; }
.empty svg { width: 44px; height: 44px; color: var(--text-3); margin-bottom: 10px; }
.search-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.search-bar .input { width: auto; min-width: 150px; }
.actions-cell { display: flex; gap: 6px; flex-wrap: wrap; }
/* 弹窗 */
.dlg-mask { position: fixed; inset: 0; background: rgba(10, 18, 40, .5); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); display: none; align-items: center; justify-content: center; z-index: 999; }
.dlg-mask.show { display: flex; }
.dlg { background: var(--card); border-radius: 16px; width: 460px; max-width: 92vw; max-height: 82vh; overflow: auto; padding: 24px; box-shadow: 0 30px 80px -20px rgba(10, 18, 40, .45); }
.dlg h3 { margin-bottom: 14px; font-size: 16px; font-weight: 700; }
.dlg .dlg-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
.dlg-mask.show .dlg { animation: kpPageIn .22s cubic-bezier(.22, .68, .35, 1); }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 10px 12px; font-size: 13.5px; }
.kv .k { color: var(--text-3); }
.kv .v { word-break: break-all; }

/* 全局滚动条美化 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #b2bccf; }
::-webkit-scrollbar-track { background: transparent; }
.table-wrap::-webkit-scrollbar { height: 6px; }

/* ---------- 翻页加载特效 ---------- */
@keyframes kpPageIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
@keyframes kpItemIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
@keyframes kpBarSlide {
  0% { transform: translateX(-120%); }
  55% { transform: translateX(60%); }
  100% { transform: translateX(220%); }
}
/* 页面进入动画 */
.content, .auth-card, .cashier-wrap, .demo-wrap, .doc-layout, .auth-page {
  animation: kpPageIn .4s cubic-bezier(.22, .68, .35, 1) both;
}
/* 内容元素错峰浮现 */
.stat-cards .scard, .panel-row .card, .grid .feat, .grid.c3 > .card, .content > .card, .card + .card {
  animation: kpItemIn .45s ease both;
}
.stat-cards .scard:nth-child(2), .grid > :nth-child(2) { animation-delay: .07s; }
.stat-cards .scard:nth-child(3), .grid > :nth-child(3) { animation-delay: .14s; }
.stat-cards .scard:nth-child(4), .grid > :nth-child(4) { animation-delay: .21s; }
.panel-row > :nth-child(2) { animation-delay: .1s; }
/* 顶部加载进度条(点击链接/提交表单时出现) */
#kpBar {
  position: fixed; top: 0; left: 0; right: 0; height: 3px;
  z-index: 99998; overflow: hidden; display: none; pointer-events: none;
}
#kpBar i {
  display: block; height: 100%; width: 42%;
  background: linear-gradient(90deg, #7ea2ff, #2e63f6, #8b5cf6);
  border-radius: 3px; box-shadow: 0 0 12px rgba(46, 99, 246, .7);
  animation: kpBarSlide .9s ease-in-out infinite;
}
body.kp-loading #kpBar { display: block; }
body.kp-leaving .content, body.kp-leaving .auth-card, body.kp-leaving .cashier-wrap,
body.kp-leaving .demo-wrap, body.kp-leaving .doc-layout { opacity: .55; transition: opacity .18s ease; }
/* 抽屉菜单按钮(移动端) */
.kp-menu-btn { display: none; width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border); background: var(--card); color: var(--text-2); align-items: center; justify-content: center; cursor: pointer; flex: none; transition: all .18s; }
.kp-menu-btn:hover { color: var(--primary); border-color: var(--primary); background: var(--primary-light); transform: translateY(-1px); }
.kp-menu-btn:active { transform: scale(.94); }
.side-mask { position: fixed; inset: 0; background: rgba(8, 14, 32, .5); -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px); opacity: 0; pointer-events: none; transition: opacity .25s ease; z-index: 45; }
/* 公共导航移动端下拉面板 */
.m-panel { display: none; }

/* ---------- 响应式(平板/手机自适应) ---------- */
@media (max-width: 1000px) {
  .hero .inner { grid-template-columns: 1fr; padding-top: 50px; }
  .grid, .grid.c3 { grid-template-columns: 1fr; }
  .stat-cards, .stat-cards.s3 { grid-template-columns: 1fr 1fr; }
  .panel-row { grid-template-columns: 1fr; }
  .doc-layout { grid-template-columns: 1fr; }
  .doc-side { position: static; }
  footer.pub .cols { grid-template-columns: 1fr 1fr; }
  /* 后台侧边栏改为抽屉 */
  .side {
    transform: translateX(-105%);
    transition: transform .28s cubic-bezier(.22, .68, .35, 1);
    box-shadow: none; z-index: 60;
  }
  body.side-open .side { transform: none; box-shadow: 0 0 44px rgba(8, 14, 32, .4); }
  body.side-open .side-mask { opacity: 1; pointer-events: auto; }
  .main { margin-left: 0; }
  .kp-menu-btn { display: inline-flex; }
  .content { padding: 18px 16px 50px; }
}
@media (max-width: 760px) {
  .pub-nav .inner { gap: 12px; height: 58px; padding: 0 14px; }
  .pub-nav .logo { flex: none; white-space: nowrap; font-size: 17px; }
  .pub-nav .logo svg { width: 24px; height: 24px; }
  .pub-nav .logo img.logo-ic { width: 27px; height: 27px; }
  .pub-nav .menu { display: none; }
  .pub-nav .acts .btn-ghost { display: none; }
  /* 公共导航下拉面板 */
  .m-panel {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--card-glass); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 18px 40px rgba(10, 18, 40, .16); padding: 8px 14px 14px;
  }
  body.mnav-open .m-panel { display: block; animation: kpPageIn .25s ease both; }
  .m-panel a { display: block; padding: 12px 10px; border-radius: 9px; color: var(--text-2); font-size: 15px; border-bottom: 1px solid #f3f5f9; }
  .m-panel a:last-of-type { border-bottom: 0; }
  .m-panel a.on { color: var(--primary); background: var(--primary-light); }
  .m-panel .m-acts { display: flex; gap: 10px; margin-top: 10px; }
  .m-panel .m-acts .btn { flex: 1; border-bottom: 0; text-align: center; }
  .m-panel .m-acts .btn-primary { color: #fff; }
  .m-panel .m-acts .btn-ghost { color: var(--text-2); }
  /* 表格横向滚动 */
  .table-wrap { -webkit-overflow-scrolling: touch; }
  .tbl { min-width: 620px; }
  .search-bar .input { flex: 1 1 140px; }
  .kv { grid-template-columns: 92px 1fr; }
  .doc-body { padding: 24px 18px; }
  .cashier-card { padding: 28px 16px; }
  .cashier-card .amount { font-size: 34px; }
  .cashier-wrap { margin: 18px auto 60px; }
  .auth-card { padding: 32px 22px; }
  .mock .float { display: none; }
  .section { padding: 46px 16px 10px; }
  .cta-band { margin: 40px auto 50px; }
  .topbar .user span.muted { display: none; }
  .topbar { padding: 0 14px; gap: 10px; }
}
@media (max-width: 370px) {
  .pub-nav .acts .btn-primary { display: none; }
}
@media (max-width: 560px) {
  .stat-cards, .stat-cards.s3 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 31px; }
  .hero .inner { padding: 38px 18px 44px; }
  .hero p.desc { font-size: 14.5px; }
  .hero .cta .btn { padding: 11px 20px; }
  .form-row { flex-direction: column; gap: 0; }
  footer.pub .cols { grid-template-columns: 1fr; gap: 6px; }
  .scard .v { font-size: 19px; }
  .demo-wrap { margin: 20px auto 50px; }
  .qr-wrap { width: 200px; height: 200px; }
  .qr-hint { font-size: 12px; }
  .pub-nav .acts .btn-primary { padding: 7px 12px; font-size: 13px; }
}
/* 减少动态效果偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  #kpBar { display: none !important; }
}

/* ---------- 登录/注册页细节抛光 ---------- */
.auth-card .input { padding: 11px 13px; }
.auth-card h2 { letter-spacing: .5px; }
.auth-card .btn-primary { font-weight: 600; letter-spacing: 3px; }
.auth-card .btn-primary:hover { transform: translateY(-1px); }
.auth-card a { font-weight: 500; }

/* ---------- 顶栏与侧边栏细节 ---------- */
.topbar .crumb::before { content: ""; display: inline-block; width: 4px; height: 15px; border-radius: 3px; margin-right: 9px; vertical-align: -2px; background: var(--grad); box-shadow: 0 0 8px rgba(46, 99, 246, .5); }

/* ---------- 顶栏用户下拉菜单 ---------- */
.user-menu { position: relative; }
.user-menu .user {
  display: flex; align-items: center; gap: 10px; background: none; border: 0;
  cursor: pointer; font-size: 13.5px; color: var(--text-2); padding: 6px 8px;
  border-radius: 10px; transition: background .15s; font-family: inherit;
}
.user-menu .user:hover { background: var(--surface); }
.user-menu .chev { color: var(--text-3); transition: transform .2s; }
.user-menu.open .chev { transform: rotate(180deg); }
.user-menu .role-tag {
  font-style: normal; background: var(--primary-light); color: var(--primary);
  font-size: 11px; padding: 2px 8px; border-radius: 12px; margin-left: 6px; vertical-align: 1px; font-weight: 600;
}
.u-panel {
  position: absolute; top: calc(100% + 10px); right: 0; width: 232px;
  background: var(--card-glass); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-radius: 15px; box-shadow: 0 20px 50px -12px rgba(10, 18, 40, .3);
  border: 1px solid var(--border-2); padding: 8px; display: none; z-index: 90;
}
.user-menu.open .u-panel { display: block; animation: kpItemIn .2s ease both; }
.u-panel::before {
  content: ""; position: absolute; top: -6px; right: 22px; width: 12px; height: 12px;
  background: var(--card); transform: rotate(45deg); border-left: 1px solid var(--border-2); border-top: 1px solid var(--border-2);
}
.u-head { display: flex; gap: 11px; align-items: center; padding: 12px 12px 14px; border-bottom: 1px solid #f1f3f8; margin-bottom: 6px; }
.u-head .u-info { display: flex; flex-direction: column; gap: 3px; font-size: 13.5px; }
.u-head .u-info .muted { font-size: 12px; }
.u-panel > a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 9px;
  color: var(--text-2); font-size: 13.5px; transition: all .13s;
}
.u-panel > a svg { width: 16px; height: 16px; color: var(--text-3); transition: color .13s; }
.u-panel > a:hover { background: var(--primary-light); color: var(--primary); }
.u-panel > a:hover svg { color: var(--primary); }
.u-panel .u-out { color: var(--danger); border-top: 1px solid #f1f3f8; margin-top: 6px; border-radius: 0 0 9px 9px; }
.u-panel .u-out:hover { background: #fdecec; color: var(--danger); }
.u-panel .u-out svg { color: var(--danger); }
@media (max-width: 760px) {
  .user-menu .ub { display: none; }
  .user-menu .uname { display: none; }
  .u-panel { position: fixed; top: 64px; right: 10px; left: auto; width: 240px; }
}

/* ---------- 手机端导航栏修正 ---------- */
@media (max-width: 760px) {
  body.mnav-open { overflow: hidden; }
  .pub-nav { box-shadow: 0 2px 14px rgba(16, 24, 40, .06); }
  .pub-nav .inner { gap: 10px; }
  .pub-nav .logo { font-size: 16.5px; gap: 8px; }
  .pub-nav .acts { gap: 8px; }
  .kp-menu-btn { width: 36px; height: 36px; }
}
@media (max-width: 400px) {
  .pub-nav .logo { font-size: 15px; }
  .pub-nav .acts .btn-primary { padding: 6px 10px; font-size: 12.5px; }
}

/* ---------- 我的通道:轮询开关与多码列表 ---------- */
.rotate-box { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 13px 15px; margin-bottom: 12px; transition: all .2s; }
.rotate-box.on { background: linear-gradient(120deg, #f0f5ff, #f4f1ff); border-color: #c4d5ff; box-shadow: inset 0 0 0 1px rgba(46, 99, 246, .06); }
.kp-switch { position: relative; display: inline-block; width: 44px; height: 24px; flex: none; cursor: pointer; }
.kp-switch input { opacity: 0; width: 0; height: 0; }
.kp-slider { position: absolute; inset: 0; background: var(--border); border-radius: 24px; transition: all .2s; }
.kp-slider::before {
  content: ""; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: all .2s cubic-bezier(.34, 1.3, .64, 1); box-shadow: 0 1px 4px rgba(0,0,0,.25);
}
.kp-switch.on .kp-slider, .kp-switch input:checked + .kp-slider { background: var(--grad); box-shadow: 0 2px 10px -2px rgba(46, 99, 246, .6); }
.kp-switch.on .kp-slider::before, .kp-switch input:checked + .kp-slider::before { transform: translateX(20px); }
.kp-switch.dis { opacity: .45; cursor: not-allowed; }
.my-items { display: flex; flex-direction: column; gap: 8px; margin: 4px 0 8px; }
.my-item {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px 10px; padding: 9px 10px;
  border: 1px solid var(--border-2); border-radius: 12px; background: var(--surface-2); transition: all .16s;
}
.my-item:hover { border-color: #d7e2ff; background: var(--surface); }
.my-item.off { opacity: .55; }
.my-item-qr { width: 42px; height: 42px; border-radius: 9px; object-fit: cover; border: 1px solid var(--border); flex: none; }
.my-item-info { flex: 1 1 120px; display: flex; flex-direction: column; gap: 2px; min-width: 0; font-size: 13px; }
.my-item-info b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.my-item-info .muted { white-space: nowrap; }
.my-item-acts { display: flex; gap: 5px; flex: none; margin-left: auto; }
@media (max-width: 1100px) and (min-width: 761px) {
  .grid.c3 > .card { min-width: 0; }
}

/* ---------- 收银台唤起APP按钮 ---------- */
.app-launch { display: flex; flex-direction: column; gap: 9px; margin: 4px 0 14px; }
.app-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12.5px; border-radius: 12px; color: #fff; font-size: 14.5px; font-weight: 600;
  text-decoration: none; transition: all .16s;
}
.app-btn:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 10px 22px -8px rgba(10, 18, 40, .4); }
.app-btn:active { transform: scale(.98); }
.app-btn svg { width: 20px; height: 20px; }
.app-btn.alipay { background: linear-gradient(135deg, #3d8bff, #1677ff); box-shadow: 0 8px 18px -6px rgba(22, 119, 255, .55); }
.app-btn.wechat { background: linear-gradient(135deg, #12d76e, #07c160); box-shadow: 0 8px 18px -6px rgba(7, 193, 96, .5); }
.app-btn.qq { background: linear-gradient(135deg, #26c0ff, #12b7f5); box-shadow: 0 8px 18px -6px rgba(18, 183, 245, .5); }
.amount-chip {
  display: inline-flex; align-items: center; gap: 8px; background: #f2f6ff;
  border: 1px solid #d9e4ff; border-radius: 24px; padding: 7px 16px; margin-top: 4px;
  color: var(--primary); font-size: 14px; font-weight: 600; font-variant-numeric: tabular-nums;
}
.amount-chip button { border: 0; background: var(--grad); color: #fff; border-radius: 14px; padding: 2px 12px; font-size: 12px; cursor: pointer; }

/* ---------- 图形验证码 ---------- */
.captcha-img { height: 44px; border-radius: 9px; border: 1px solid var(--border); cursor: pointer; flex: none; }

/* ---------- 打印样式 ---------- */
@media print {
  body * { visibility: hidden; }
  .print-area, .print-area * { visibility: visible; }
  .print-area { position: absolute; left: 0; top: 0; width: 100%; }
  .no-print { display: none !important; }
}

/* 收款码权重编辑 */
.wt-form { display:flex; align-items:center; gap:5px; }
.wt-label { font-size:11.5px; color:var(--text-3); white-space:nowrap; }
.wt-input { width:64px !important; padding:5px 7px !important; font-size:12.5px; text-align:center; }
@media (max-width:560px){ .wt-label{display:none} .wt-input{width:52px !important} }

/* ============================================================
   暗色模式([data-theme="dark"] 挂在 <html> 上,由页面切换按钮控制)
   ============================================================ */
[data-theme="dark"] {
  --bg: #0b111f;
  --card: #121a2d;
  --card-glass: rgba(18, 26, 45, .92);
  --surface: #17213a;
  --surface-2: #131d33;
  --surface-3: #1c2942;
  --input-bg: #0e1626;
  --border: #243252;
  --border-2: #1b2740;
  --text: #e7edf9;
  --text-2: #b9c4da;
  --text-3: #8291ad;
  --primary-light: #16264c;
  --nav-bg: rgba(13, 20, 38, .86);
  --grid-line: rgba(140, 160, 210, .07);
  --chart-grid: #1e2a47;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 10px 28px -14px rgba(0, 0, 0, .55);
  --shadow-lg: 0 2px 6px rgba(0, 0, 0, .45), 0 24px 56px -18px rgba(0, 0, 0, .65);
  --hero-bg:
    radial-gradient(720px 340px at 12% -8%, rgba(77, 124, 254, .18), transparent 62%),
    radial-gradient(640px 380px at 96% 4%, rgba(139, 92, 246, .14), transparent 60%),
    radial-gradient(560px 320px at 62% 108%, rgba(14, 156, 199, .12), transparent 60%),
    linear-gradient(160deg, #0e1626 0%, #0c1322 46%, #0b111f 100%);
  --auth-bg:
    radial-gradient(680px 320px at 14% 4%, rgba(77, 124, 254, .2), transparent 60%),
    radial-gradient(600px 340px at 92% 12%, rgba(139, 92, 246, .16), transparent 58%),
    radial-gradient(520px 300px at 50% 108%, rgba(14, 156, 199, .14), transparent 58%),
    linear-gradient(155deg, #0d1526 0%, #0c1322 42%, #0b111f 100%);
  --cashier-bg:
    radial-gradient(640px 300px at 16% -4%, rgba(77, 124, 254, .16), transparent 60%),
    radial-gradient(560px 300px at 90% 6%, rgba(139, 92, 246, .12), transparent 58%),
    #0c1322;
}
[data-theme="dark"] body { background: var(--bg); }
/* 暗色下的玻璃与描边 */
[data-theme="dark"] .mock { border-color: var(--border-2); }
[data-theme="dark"] .hero .tag { background: rgba(22, 38, 76, .8); border-color: #24407a; }
[data-theme="dark"] .feat,
[data-theme="dark"] .scard,
[data-theme="dark"] .card { border-color: var(--border-2); }
[data-theme="dark"] .scard:hover,
[data-theme="dark"] .feat:hover { border-color: #2c4373; }
[data-theme="dark"] .auth-card { border-color: var(--border-2); }
[data-theme="dark"] .pub-nav { border-bottom-color: var(--border-2); }
[data-theme="dark"] .avatar { box-shadow: 0 4px 10px -2px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.15); }
/* 柔光图标砖块换半透明 */
[data-theme="dark"] .feat .ic,
[data-theme="dark"] .scard .ic { box-shadow: none; }
[data-theme="dark"] .feat:nth-child(1) .ic, [data-theme="dark"] .feat .ic { background: rgba(77, 124, 254, .18); color: #8db0ff; }
[data-theme="dark"] .feat:nth-child(2) .ic { background: rgba(18, 143, 99, .22); color: #4fd3a1; }
[data-theme="dark"] .feat:nth-child(3) .ic { background: rgba(139, 92, 246, .2); color: #b79aff; }
[data-theme="dark"] .feat:nth-child(4) .ic { background: rgba(217, 134, 11, .2); color: #f0b357; }
[data-theme="dark"] .feat:nth-child(5) .ic { background: rgba(14, 156, 199, .2); color: #56c8ea; }
[data-theme="dark"] .feat:nth-child(6) .ic { background: rgba(229, 72, 77, .18); color: #ff8a8e; }
[data-theme="dark"] .scard .ic.b1 { background: rgba(77, 124, 254, .18); color: #8db0ff; }
[data-theme="dark"] .scard .ic.b2 { background: rgba(18, 143, 99, .22); color: #4fd3a1; }
[data-theme="dark"] .scard .ic.b3 { background: rgba(217, 134, 11, .2); color: #f0b357; }
[data-theme="dark"] .scard .ic.b4 { background: rgba(139, 92, 246, .2); color: #b79aff; }
/* 收银台二维码保持白底保证可扫 */
[data-theme="dark"] .cashier-card .qr-wrap { background: #fff; }
[data-theme="dark"] .hero img[alt="坤支付"] { filter: brightness(1.28) drop-shadow(0 0 22px rgba(140, 170, 255, .35)); }
[data-theme="dark"] .pub-nav .logo, [data-theme="dark"] footer.pub .about .logo { color: #fff; }
/* 提示条/徽标换半透明底 */
[data-theme="dark"] .alert.err { background: rgba(229, 72, 77, .12); border-color: rgba(229, 72, 77, .35); color: #ff9b9e; }
[data-theme="dark"] .alert.ok { background: rgba(22, 163, 116, .12); border-color: rgba(22, 163, 116, .35); color: #5fd6ac; }
[data-theme="dark"] .alert.info { background: rgba(77, 124, 254, .12); border-color: rgba(77, 124, 254, .35); color: #9db9ff; }
[data-theme="dark"] .badge-gray { background: var(--surface-3); color: var(--text-3); }
[data-theme="dark"] .badge-blue { background: rgba(77, 124, 254, .16); color: #9db9ff; }
[data-theme="dark"] .badge-green { background: rgba(22, 163, 116, .16); color: #5fd6ac; }
[data-theme="dark"] .badge-red { background: rgba(229, 72, 77, .16); color: #ff9b9e; }
[data-theme="dark"] .badge-orange { background: rgba(217, 134, 11, .16); color: #f0b357; }
[data-theme="dark"] .cashier-card .notice { background: rgba(217, 134, 11, .1); border-color: rgba(217, 134, 11, .35); color: #f0b357; }
[data-theme="dark"] .cashier-card .countdown b { background: rgba(77, 124, 254, .16); }
[data-theme="dark"] .rotate-box { background: var(--surface-2); border-color: var(--border); }
[data-theme="dark"] .rotate-box.on { background: linear-gradient(120deg, rgba(77,124,254,.12), rgba(106,92,255,.1)); border-color: #2c4373; }
[data-theme="dark"] .my-item { background: var(--surface-2); border-color: var(--border); }
[data-theme="dark"] .my-item:hover { border-color: #2c4373; background: var(--surface); }
[data-theme="dark"] .amount-chip { background: rgba(77, 124, 254, .14); border-color: #2c4373; color: #9db9ff; }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #2a3a5f; }
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover { background: #38496f; }
[data-theme="dark"] .mock .stat { background: var(--surface-2); }
/* 主题切换按钮 */
.theme-btn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--card); color: var(--text-2); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; flex: none; transition: all .18s;
}
.theme-btn:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-1px); }
.theme-btn svg { width: 17px; height: 17px; }
[data-theme="dark"] .theme-btn .sun { display: none; }
[data-theme="dark"] .theme-btn .moon { display: block; }
.theme-btn .moon { display: none; }

/* 平台更新通知横幅 */
.update-bar {
  background: linear-gradient(90deg, #16264c, #2456e8 55%, #6a5cff);
  color: #fff; padding: 9px 22px; font-size: 13px;
  display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap;
}
.update-bar a { color: #ffd76a; font-weight: 600; }
.update-bar a:hover { color: #ffe89a; }