:root {
  --bg: #111111;
  --card: rgba(28, 28, 28, 0.94);
  --line: #303030;
  --primary: #f2f2f2;
  --primary-dark: #ffffff;
  --success: #d9d9d9;
  --warning: #bfbfbf;
  --danger: #a6a6a6;
  --text: #f5f5f5;
  --muted: #9a9a9a;
  --shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--text);
  background: #111111;
}

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

.auth-card {
  width: min(420px, 92vw);
  padding: 22px;
}

.auth-card h2 {
  margin: 0;
}

.auth-card p {
  margin: 8px 0 16px;
  color: var(--muted);
  font-size: 13px;
}

.auth-form {
  display: grid;
  gap: 12px;
}

.auth-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.auth-tip {
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
}

.layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 240px 1fr;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: #141414;
  padding: 20px 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 10px;
}

.brand-logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #ffffff;
  color: #111111;
  display: grid;
  place-items: center;
  font-weight: 700;
}

.brand-text h1 {
  margin: 0;
  font-size: 18px;
}

.brand-text p {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.menu {
  display: grid;
  gap: 8px;
}

.menu-item {
  border: 0;
  border-radius: 12px;
  background: transparent;
  text-align: left;
  padding: 11px 12px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.18s ease;
}

.menu-item:hover {
  background: #232323;
}

.menu-item.active {
  background: #f2f2f2;
  color: #111111;
  box-shadow: none;
}

.main {
  padding: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.topbar {
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar h2 {
  margin: 0;
  font-size: 20px;
}

.topbar p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.topbar-actions {
  display: flex;
  gap: 10px;
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 9px 14px;
  font-size: 13px;
  cursor: pointer;
}

.btn-primary {
  color: #111111;
  background: #f2f2f2;
}

.btn-success {
  color: #111111;
  background: #d9d9d9;
}

.btn-light {
  color: #f0f0f0;
  background: #262626;
}

.view {
  display: none;
  margin-top: 16px;
}

.view.active {
  display: block;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.stat-item {
  padding: 16px;
}

.stat-label {
  color: var(--muted);
  font-size: 13px;
}

.stat-value {
  margin-top: 8px;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-dark);
}

.trend-list {
  margin-top: 10px;
  display: grid;
  gap: 10px;
}

.trend-row {
  display: grid;
  grid-template-columns: 70px 1fr 60px;
  align-items: center;
  gap: 8px;
}

.bar {
  height: 8px;
  border-radius: 99px;
  background: #2a2a2a;
  overflow: hidden;
}

.bar span {
  display: block;
  height: 100%;
  background: #f2f2f2;
}

.toolbar {
  padding: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

input,
select,
textarea {
  border: 1px solid var(--line);
  background: #171717;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
  color: var(--text);
}

input,
select {
  min-width: 180px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid #2c2c2c;
  font-size: 13px;
}

th {
  text-align: left;
  color: var(--muted);
  font-weight: 600;
}

.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 99px;
  padding: 4px 10px;
  font-size: 12px;
}

.tag.待处理 {
  color: #d9d9d9;
  background: #2c2c2c;
}

.tag.制作中 {
  color: #f0f0f0;
  background: #343434;
}

.tag.已完成 {
  color: #ffffff;
  background: #3c3c3c;
}

.tag.已取消 {
  color: #bdbdbd;
  background: #272727;
}

.text-btn {
  border: 0;
  background: transparent;
  color: #e6e6e6;
  cursor: pointer;
  padding: 0 6px 0 0;
}

.danger {
  color: #b3b3b3;
}

.dish-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.dish-card {
  padding: 14px;
}

.dish-card h4 {
  margin: 0;
}

.dish-meta {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

.dish-footer {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.price {
  color: var(--primary-dark);
  font-weight: 700;
}

.table-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.table-card {
  padding: 14px;
  text-align: center;
}

.table-no {
  font-size: 18px;
  font-weight: 700;
}

.table-status {
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
}

.settings-form {
  padding: 16px;
  display: grid;
  gap: 12px;
  max-width: 680px;
}

.settings-form h3 {
  margin: 0 0 6px;
}

.settings-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.56);
  display: grid;
  place-items: center;
  z-index: 40;
}

.modal {
  width: min(560px, 92vw);
  padding: 16px;
}

.modal h3 {
  margin: 0 0 12px;
}

.modal-grid {
  display: grid;
  gap: 10px;
}

.modal-actions {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #000000;
  color: #ffffff;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 12px;
  z-index: 50;
}

.hidden {
  display: none !important;
}

.mt16 {
  margin-top: 16px;
}

@media (max-width: 1200px) {
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .dish-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .table-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}