:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --text: #1f2933;
  --muted: #607083;
  --line: #d8dee8;
  --primary: #176b87;
  --primary-dark: #10546b;
  --accent: #c64f37;
  --success: #207a55;
  --danger: #b42318;
  --shadow: 0 16px 36px rgba(31, 41, 51, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0;
}

.customer-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
}

.customer-panel {
  width: min(760px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 34px;
}

.brand-row,
.admin-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.25;
}

h1 {
  font-size: 30px;
}

h2 {
  font-size: 22px;
}

h3 {
  font-size: 17px;
}

.muted {
  color: var(--muted);
}

.order-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  margin-top: 22px;
}

.field {
  display: grid;
  gap: 7px;
  margin-bottom: 16px;
}

label {
  font-size: 14px;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  color: var(--text);
  background: #fff;
  outline: none;
}

textarea {
  min-height: 116px;
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 107, 135, 0.14);
}

.primary-btn,
.secondary-btn,
.danger-btn {
  min-height: 44px;
  border-radius: 6px;
  padding: 0 18px;
  font-weight: 700;
  white-space: nowrap;
}

.primary-btn {
  background: var(--primary);
  color: #fff;
}

.primary-btn:hover {
  background: var(--primary-dark);
}

.secondary-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

.danger-btn {
  background: var(--accent);
  color: #fff;
}

.message {
  min-height: 22px;
  margin-top: 14px;
  color: var(--danger);
  font-weight: 700;
}

.ok {
  color: var(--success);
}

.hidden {
  display: none !important;
}

.summary {
  display: grid;
  gap: 8px;
  margin: 18px 0 22px;
  padding: 16px;
  background: #eef6f8;
  border: 1px solid #c9e1e8;
  border-radius: 8px;
}

.admin-grid {
  display: grid;
  gap: 18px;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tab {
  min-height: 38px;
  padding: 0 14px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  font-weight: 700;
}

.tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 22px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.span-2 {
  grid-column: 1 / -1;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 920px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

th {
  background: #eef1f5;
  color: #344154;
  white-space: nowrap;
}

td {
  color: #243140;
}

.cell-list {
  display: grid;
  gap: 5px;
}

.status-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.stat-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
  padding: 14px;
}

.stat-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.stat-card strong {
  display: block;
  font-size: 26px;
  line-height: 1;
}

.pill {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 8px 11px;
  font-size: 13px;
  color: var(--muted);
}

.success-page {
  text-align: center;
}

.success-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--success);
  color: #fff;
  font-size: 34px;
}

@media (max-width: 720px) {
  .customer-panel {
    padding: 24px;
  }

  .order-row,
  .form-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .primary-btn,
  .secondary-btn,
  .danger-btn {
    width: 100%;
  }

  .section-head,
  .toolbar,
  .brand-row,
  .admin-top {
    align-items: stretch;
    flex-direction: column;
  }
}