/* 设计系统：浅蓝底 + 白卡 + 蓝主色。前台后台同一套。 */
:root {
  --bg: #eef3f9;
  --bg-soft: #e3ebf5;
  --surface: #fdfeff;
  --surface-2: #ffffff;
  --line: #d5e1f0;
  --line-soft: #e6edf7;
  --ink: #0f1b2d;
  --ink-2: #4d5f78;
  --muted: #8794a7;
  --accent: #1f6feb;
  --accent-hover: #175bc7;
  --accent-soft: #e2edfd;
  --info: #e6eefc;
  --info-ink: #17488f;
  --danger: #b3261e;
  --danger-soft: #fdeceb;
  --warn: #8a5a00;
  --warn-soft: #fdf4e3;
  --ok: #0d6b47;
  --ok-soft: #e3f4ec;
  --r: 24px;
  --r-sm: 12px;
  --r-xs: 8px;
  --shadow: 0 1px 2px rgba(15, 27, 45, .04), 0 18px 40px -24px rgba(15, 27, 45, .2);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
          "Helvetica Neue", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
}

[data-theme="dark"] {
  --bg: #0a1220;
  --bg-soft: #111d30;
  --surface: #111c2c;
  --surface-2: #16233a;
  --line: #223349;
  --line-soft: #1a293e;
  --ink: #e8eef8;
  --ink-2: #9fb0c8;
  --muted: #7b8ca6;
  --accent: #5b9bff;
  --accent-hover: #7db1ff;
  --accent-soft: #16294a;
  --info: #16294a;
  --info-ink: #a8c7ff;
  --danger: #ff8e80;
  --danger-soft: #331e1d;
  --warn: #e7b464;
  --warn-soft: #2c2418;
  --ok: #5fd0a2;
  --ok-soft: #142a22;
  --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 18px 40px -24px rgba(0, 0, 0, .65);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.65 var(--font);
  -webkit-font-smoothing: antialiased;
  letter-spacing: -.006em;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

h1, h2, h3 { letter-spacing: -.025em; }

h1 { font-size: 34px; line-height: 1.15; font-weight: 640; margin: 0 0 8px; }
h2 { font-size: 20px; line-height: 1.3; font-weight: 600; margin: 0 0 6px; }
h3 { font-size: 15px; font-weight: 600; margin: 0 0 4px; }

p { margin: 0 0 12px; }

/* ---- 骨架 ---- */
.app { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }

.side {
  position: sticky; top: 0;
  height: 100vh;
  display: flex; flex-direction: column;
  gap: 2px;
  padding: 22px 14px 18px;
  background: var(--surface);
  border-right: 1px solid var(--line-soft);
}

.logo {
  display: flex; align-items: center; gap: 9px;
  padding: 0 10px 20px;
  font-weight: 650; font-size: 15px; letter-spacing: -.02em;
  color: var(--ink);
}
.logo .dot {
  width: 22px; height: 22px; border-radius: 7px;
  background: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: 12px; font-weight: 700;
}

.side .grp {
  padding: 16px 12px 7px;
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
}

.side a.item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: var(--r-xs);
  color: var(--ink-2); font-size: 14px;
  transition: background .14s, color .14s;
}
.side a.item:hover { background: var(--bg-soft); color: var(--ink); }
.side a.item.on { background: var(--accent-soft); color: var(--accent); font-weight: 560; }
.side a.item svg { width: 16px; height: 16px; flex: 0 0 16px; opacity: .85; }

.admin-nav { flex: 1 1 auto; min-height: 0; overflow-y: auto; }
.admin-menu-list { list-style: none; margin: 0; padding: 0; }
.admin-menu-list > li + li { margin-top: 2px; }
.admin-menu-children { margin: 2px 0 4px 12px; padding-left: 8px; border-left: 1px solid var(--line-soft); }
.side .admin-nav .item {
  display: flex; align-items: center; gap: 9px;
  min-height: 42px; padding: 9px 10px; border-radius: var(--r-xs);
  color: var(--ink-2); font-size: 16px; line-height: 1.4;
}
.admin-nav .item span { min-width: 0; overflow-wrap: anywhere; }
.admin-nav .item svg { width: 16px; height: 16px; flex: 0 0 16px; }
.admin-nav summary { cursor: pointer; list-style: none; font-weight: 600; }
.admin-nav summary::-webkit-details-marker { display: none; }
.admin-nav summary::after {
  content: ""; width: 6px; height: 6px; flex: 0 0 6px; margin-left: auto;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
}
.admin-nav details[open] > summary::after { transform: rotate(45deg); }
.side .admin-nav .item:hover { background: var(--bg-soft); color: var(--ink); }
.side .admin-nav .current-branch { color: var(--accent); }
.side .admin-nav .item.on { background: var(--accent-soft); color: var(--accent); }

.side .foot { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line-soft); }
.side .who {
  display: flex; align-items: center; gap: 9px;
  padding: 6px 10px 12px; font-size: 13px; color: var(--ink-2);
  overflow: hidden;
}
.side .who span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.main { padding: 30px 34px 90px; min-width: 0; width: 100%; max-width: 1200px; margin: 0 auto; }
.main > .head { margin-bottom: 22px; }
.main > .head p { color: var(--ink-2); margin: 0; font-size: 14px; }

.page { max-width: 560px; margin: 0 auto; padding: 64px 22px 80px; }

/* ---- 卡片 ---- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  padding: 26px 28px;
  margin: 0 0 18px;
}
.card.flat { box-shadow: none; }
.card.tint { background: var(--accent-soft); border-color: transparent; box-shadow: none; }
.card.bare { background: transparent; border: 0; box-shadow: none; padding: 0; }

.card > .top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.card > .top p { color: var(--ink-2); font-size: 14px; margin: 4px 0 0; }

/* ---- 表单 ---- */
label { display: block; font-size: 13px; font-weight: 500; color: var(--ink-2); margin: 0 0 7px; }

input[type=text], input[type=email], input[type=password], input[type=number], .shot input[type=datetime-local],
textarea, select {
  width: 100%; padding: 12px 14px;
  font: inherit; font-size: 15px; color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: border-color .15s, box-shadow .15s;
}
input::placeholder, textarea::placeholder { color: var(--muted); }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.field { margin: 0 0 16px; }
.hint { font-size: 12.5px; color: var(--muted); margin: 7px 0 0; }

/* ---- 按钮 ---- */
button, .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border: 0; border-radius: var(--r-sm);
  font: inherit; font-size: 14px; font-weight: 560;
  background: var(--accent); color: #fff;
  cursor: pointer;
  transition: background .14s, opacity .14s, transform .1s;
}
button:hover, .btn:hover { background: var(--accent-hover); color: #fff; }
button:active, .btn:active { transform: translateY(.5px); }
button[disabled] { opacity: .55; cursor: default; }
.btn.block { width: 100%; }
.btn.soft { background: var(--accent-soft); color: var(--accent); }
.btn.soft:hover { background: var(--bg-soft); color: var(--accent); }
.btn.info { background: transparent; color: var(--accent); border: 1px solid var(--line); }
.btn.info:hover { background: var(--accent-soft); color: var(--accent); }
.btn.line { background: transparent; color: var(--ink-2); border: 1px solid var(--line); }
.btn.line:hover { background: var(--bg-soft); color: var(--ink); }
.btn.danger { background: var(--danger-soft); color: var(--danger); }
.btn.danger:hover { background: var(--danger-soft); color: var(--danger); filter: brightness(.97); }
.btn.sm { padding: 7px 12px; font-size: 13px; border-radius: var(--r-xs); }
.btn.lg { padding: 14px 22px; font-size: 15px; border-radius: 14px; }

/* ---- 提示 ---- */
.note {
  display: flex; gap: 9px;
  border-radius: var(--r-sm); padding: 11px 14px; font-size: 13.5px;
  background: var(--info); color: var(--info-ink);
  margin: 0 0 16px;
}
.note.err { background: var(--danger-soft); color: var(--danger); }
.note.ok { background: var(--ok-soft); color: var(--ok); }
.note.warn { background: var(--warn-soft); color: var(--warn); }

/* ---- 数据 ---- */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line-soft); }
th {
  color: var(--muted); font-weight: 500; font-size: 11.5px;
  letter-spacing: .06em; text-transform: uppercase;
  padding-top: 6px; padding-bottom: 8px;
}
tbody tr:hover { background: var(--bg-soft); }
tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }

.pill {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 560; background: var(--bg-soft); color: var(--ink-2);
}
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.err { background: var(--danger-soft); color: var(--danger); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }

/* ---- 杂项 ---- */
.muted { color: var(--muted); font-size: 13.5px; }
.sub { color: var(--ink-2); font-size: 14.5px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.between { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; }
.mt { margin-top: 18px; }
.kv { display: grid; grid-template-columns: 132px 1fr; gap: 10px 16px; margin: 0; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 14px/1.4 var(--mono); word-break: break-all;
  background: var(--bg-soft); border-radius: var(--r-sm);
  padding: 10px 12px; cursor: pointer;
}
.chip:hover { background: var(--accent-soft); }
.codebox {
  font: 560 18px/1.5 var(--mono); letter-spacing: .05em;
  word-break: break-all; background: var(--bg-soft);
  border: 1px dashed var(--line); border-radius: var(--r-sm);
  padding: 14px; margin: 10px 0;
}
.sep { border: 0; border-top: 1px solid var(--line-soft); margin: 20px 0; }
.stat { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.stat .card { margin: 0; padding: 16px 18px; }
.stat .n { font-size: 26px; font-weight: 650; letter-spacing: -.03em; line-height: 1.2; }
.stat .l { font-size: 12px; color: var(--muted); }

/* ---- 分栏登录 ---- */
.split {
  max-width: 1080px; margin: 0 auto; padding: 56px 22px 70px;
  display: grid; grid-template-columns: 1fr 1fr;
}
.split .pane {
  display: grid; grid-template-columns: 1fr 1fr;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 30px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.split .brandcol { padding: 40px 34px; display: flex; flex-direction: column; gap: 16px; background: var(--surface); }
.split .formcol {
  padding: 40px 34px;
  background: var(--surface);
  border-left: 1px solid var(--line-soft);
}
.split .brandcol h1 { font-size: 32px; }
.split .brandcol .back { font-size: 13px; color: var(--ink-2); }
.feature { display: flex; gap: 10px; font-size: 13.5px; color: var(--ink-2); align-items: flex-start; }
.feature .ico {
  width: 26px; height: 26px; border-radius: 8px; flex: 0 0 26px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600;
}
.or { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 12.5px; margin: 18px 0; }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--line-soft); }

/* ---- 营销页 ---- */
.hero { padding: 88px 0 44px; max-width: 660px; }
.hero h1 { font-size: 52px; line-height: 1.05; letter-spacing: -.035em; }
.hero p { color: var(--ink-2); font-size: 17px; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 12.5px; font-weight: 560; padding: 6px 12px;
  border-radius: 999px; margin-bottom: 20px;
}
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 10px 0 26px; }
.grid3 .card { margin: 0; }
.sitefoot {
  border-top: 1px solid var(--line-soft);
  margin-top: 60px; padding: 22px 0;
  display: flex; gap: 18px; flex-wrap: wrap;
  color: var(--muted); font-size: 13px;
}
.wide { max-width: 1120px; margin: 0 auto; padding: 0 22px; }

.theme {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; margin-top: 10px;
  font-size: 13px; color: var(--ink-2); cursor: pointer;
  border-radius: var(--r-xs);
}
.theme:hover { background: var(--bg-soft); }
.switch {
  width: 34px; height: 19px; border-radius: 999px;
  background: var(--line); position: relative; transition: background .18s;
}
.switch::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 15px; height: 15px; border-radius: 50%;
  background: #fff; transition: transform .18s;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .2);
}
[data-theme="dark"] .switch { background: var(--accent); }
[data-theme="dark"] .switch::after { transform: translateX(15px); }

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: column; border-right: 0; border-bottom: 1px solid var(--line-soft); }
  .side .foot { margin-top: 12px; }
  .main { padding: 20px 18px 70px; }
  .split { grid-template-columns: 1fr; padding: 24px 16px 50px; }
  .split .pane { grid-template-columns: 1fr; }
  .split .formcol { border-left: 0; border-top: 1px solid var(--line-soft); }
  .hero { padding: 40px 0 24px; }
  .hero h1 { font-size: 34px; }
  .grid3 { grid-template-columns: 1fr; }
  .stat { grid-template-columns: repeat(2, 1fr); }
  .kv { grid-template-columns: 108px 1fr; }
  h1 { font-size: 27px; }
}

/* ---- 订单截图 ---- */
.shot { display: grid; grid-template-columns: 340px 1fr; gap: 22px; padding: 22px; align-items: start; }
.panel {
  position: sticky; top: 18px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 18px; padding: 18px 18px 16px;
  box-shadow: var(--shadow);
}
.panel-head { margin-bottom: 16px; }
.shot input[type=datetime-local] {
  min-height: 52px; min-width: 0;
  font-size: 16px; font-weight: 550; font-variant-numeric: tabular-nums;
  color-scheme: light;
}
[data-theme="dark"] .shot input[type=datetime-local] { color-scheme: dark; }
.panel-actions { display: grid; gap: 8px; margin-top: 6px; }
.stage { display: grid; grid-template-columns: minmax(0, 1fr); justify-items: start; }
.main > .shot { grid-template-columns: minmax(250px, 300px) minmax(0, 1fr); padding: 0; }
.shot .stage { min-width: 0; }
.ob-wrap {
  display: block; width: min(100%, 911px); height: auto;
}
.ob {
  width: 911px; height: 149px; background: #fff; padding: 10px 28px 16px;
  border-radius: 24px; overflow: hidden;
  font: 13px/20px var(--font); color: #4e5969; letter-spacing: 0;
}
.ob-head {
  display: flex; align-items: center; gap: 5px;
  font-weight: 600;
  line-height: 20px; margin-bottom: 13px;
}
.ob-rows { display: grid; gap: 11px; }
.ob-row { display: grid; grid-template-columns: 468px minmax(0, 1fr); }
.ob-item { display: flex; min-width: 0; }
.ob-label { color: #86909c; flex: 0 0 61px; }
.ob-val { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ob-tag {
  background: #e8feea; color: #00b42a;
  border-radius: 2px; padding: 0 8px;
  font-size: 12px; line-height: 17px; display: inline-block;
}
@media (max-width: 1360px) {
  .shot { grid-template-columns: 300px 1fr; }
}
@media (max-width: 900px) {
  .shot { grid-template-columns: 1fr; }
  .main > .shot { grid-template-columns: minmax(0, 1fr); }
  .panel { position: static; }
}

/* 卡片管理 */
.card-desk-head, .card-desk-wallet, .card-desk-actions {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
}
.card-desk-head, .card-desk-wallet { justify-content: space-between; }
.card-desk-wallet strong { display: block; font-size: 21px; }
.card-desk-wallet .muted + .muted { display: block; }
.card-desk-products { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 245px), 1fr)); gap: 12px; }
.card-desk-dialog {
  width: min(800px, calc(100% - 24px)); max-height: calc(100% - 24px); overflow: auto;
  background: var(--surface); color: var(--ink); border: 1px solid var(--line-soft);
  border-radius: 12px; padding: 18px;
}
.card-desk-dialog::backdrop { background: rgb(10 20 35 / .55); }
.card-desk-dialog .card-desk-wallet, .card-desk-actions { margin-block: 14px; }
.card-desk-products details form, .card-desk-actions details form { display: grid; gap: 8px; margin-block: 8px; }
.card-desk-actions details label { min-width: 0; }
.card-desk-actions input[type="checkbox"] { width: auto; }

.code-reveal-dialog {
  width: min(500px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow);
}
.code-reveal-dialog::backdrop { background: rgb(10 20 35 / .55); }
.code-reveal-dialog label { display: block; margin-bottom: 6px; }
.code-reveal-values { width: 100%; resize: vertical; font-family: var(--mono); }
.code-reveal-dialog [data-code-copy] { margin-top: 10px; }

.code-list .code-selection { width: 44px; padding: 0 6px; text-align: center; }
.code-checkbox {
  position: relative;
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  vertical-align: middle;
  cursor: pointer;
}
.code-checkbox input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}
.code-checkbox span {
  display: grid;
  width: 18px;
  height: 18px;
  place-items: center;
  border: 1px solid var(--muted);
  border-radius: 5px;
  background: var(--surface);
  pointer-events: none;
}
.code-checkbox:hover span { border-color: var(--accent); }
.code-checkbox input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 3px; }
.code-checkbox input:is(:checked, :indeterminate) + span {
  border-color: #1f6feb;
  background: #1f6feb;
  color: white;
}
.code-checkbox input:checked + span::before {
  content: "";
  width: 5px;
  height: 9px;
  margin-top: -2px;
  border: solid currentColor;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.code-checkbox input:indeterminate + span::before {
  content: "";
  width: 9px;
  height: 2px;
  margin: 0;
  border: 0;
  border-radius: 1px;
  background: currentColor;
  transform: none;
}
@media (forced-colors: active) {
  .code-checkbox input { inset: auto; width: 18px; height: 18px; opacity: 1; }
  .code-checkbox span { display: none; }
}

.code-list .code-actions { width: 1%; text-align: right; white-space: nowrap; }
.code-actions > div { display: flex; justify-content: flex-end; align-items: center; gap: 8px; }
.code-actions form { margin: 0; }