:root {
  --bg: #F4EFEB;
  --main-bg: #FAF7F4;
  --card: #FFFFFF;
  --sidebar-bg: #1C1917;
  --sidebar-hover: #292524;
  --text: #1C1917;
  --text-secondary: #57534E;
  --muted: #8C827A;
  --brand: #E24B1A;
  --brand-hover: #C23E15;
  --brand-light: #FFF1EA;
  --line: #E7E0D8;
  --line-light: #F2ECE4;
  --ok: #059669;
  --ok-bg: #ECFDF5;
  --warn: #D97706;
  --warn-bg: #FEF3C7;
  --danger: #DC2626;
  --danger-bg: #FEE2E2;
  --shadow-sm: 0 2px 8px rgba(43, 33, 24, 0.04);
  --shadow-md: 0 8px 24px rgba(43, 33, 24, 0.07);
  --shadow-lg: 0 16px 40px rgba(43, 33, 24, 0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

.hidden {
  display: none !important;
}

/* 登录界面美化 */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 10% 20%, #292524 0%, #1C1917 90%);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.login-card h1 {
  margin: 0 0 6px 0;
  font-size: 26px;
  font-weight: 800;
  color: #1C1917;
  letter-spacing: -0.5px;
}

.login-card .muted {
  margin: 0 0 24px 0;
  font-size: 14px;
  color: var(--muted);
}

/* 卡片基类 */
.card {
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line-light);
  margin-bottom: 20px;
}

/* 标签与表单控件 */
label {
  display: block;
  margin: 14px 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

label.check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 20px;
  cursor: pointer;
  font-size: 14px;
}

label.check input {
  width: 18px;
  height: 18px;
  accent-color: var(--brand);
  cursor: pointer;
}

input, select, textarea {
  font: inherit;
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #FAFAF9;
  color: var(--text);
  box-sizing: border-box;
  margin-top: 6px;
  font-size: 14px;
  transition: all 0.2s ease;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  background: #FFFFFF;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(226, 75, 26, 0.15);
}

textarea {
  min-height: 80px;
  resize: vertical;
}

/* 按钮风格体系 */
button {
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, #FF7A45 0%, #E24B1A 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(226, 75, 26, 0.25);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

button:hover {
  background: linear-gradient(135deg, #FF8A55 0%, #C23E15 100%);
  box-shadow: 0 6px 16px rgba(226, 75, 26, 0.32);
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

button.ghost {
  background: transparent;
  color: var(--muted);
  box-shadow: none;
  border: 1px solid var(--line);
}

button.ghost:hover {
  background: #F5F2EE;
  color: var(--text);
  border-color: var(--text-secondary);
}

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

.error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 8px;
  min-height: 1.2em;
}

.ok {
  color: var(--ok);
  font-weight: 600;
  font-size: 13px;
  margin-top: 8px;
}

/* 主工作台框架 */
#app-view {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

/* 左侧侧边栏 */
aside {
  background: var(--sidebar-bg);
  color: #FFFFFF;
  padding: 24px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 4px 14px 20px;
  color: #FFFFFF;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 10px var(--brand);
}

nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

nav button {
  width: 100%;
  background: transparent;
  text-align: left;
  justify-content: flex-start;
  color: #A8A29E;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  box-shadow: none;
  margin: 0;
  transition: all 0.2s ease;
}

nav button:hover {
  background: var(--sidebar-hover);
  color: #FFFFFF;
  box-shadow: none;
  transform: none;
}

nav button.active {
  background: linear-gradient(135deg, #FF7A45 0%, #E24B1A 100%);
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(226, 75, 26, 0.35);
}

#logout {
  width: 100%;
  margin-top: auto;
  border-color: rgba(255, 255, 255, 0.18);
  color: #A8A29E;
}

#logout:hover {
  background: rgba(220, 38, 38, 0.15);
  border-color: var(--danger);
  color: #F87171;
}

/* 主内容工作区 */
main {
  background: var(--main-bg);
  padding: 32px 40px;
  overflow-y: auto;
  min-height: 100vh;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

header h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  color: #1C1917;
  letter-spacing: -0.5px;
}

#who {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand);
  background: var(--brand-light);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(226, 75, 26, 0.2);
}

/* 仪表盘统计卡片 Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat {
  padding: 20px;
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--line-light);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.stat:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(226, 75, 26, 0.3);
  transform: translateY(-2px);
}

.stat .muted {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  display: block;
  margin-bottom: 8px;
}

.stat b {
  font-size: 32px;
  font-weight: 900;
  color: #1C1917;
  line-height: 1.1;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* 数据表格系统 */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: #FFFFFF;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  margin-top: 16px;
  margin-bottom: 24px;
}

th {
  background: #F7F4F0;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-light);
  text-align: left;
  font-size: 14px;
  color: #292524;
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background: #FDFCFA;
}

/* 表格内快捷小按钮 */
table button {
  width: auto;
  display: inline-flex;
  margin: 0 6px 0 0;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 6px;
  box-shadow: none;
}

table button:hover {
  box-shadow: 0 2px 8px rgba(226, 75, 26, 0.25);
}

table button[data-del],
table button[data-off],
table button[data-no] {
  background: #FEE2E2;
  color: var(--danger);
  border: 1px solid #FECACA;
}

table button[data-del]:hover,
table button[data-off]:hover,
table button[data-no]:hover {
  background: var(--danger);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
}

table button[data-ok],
table button[data-toggle] {
  background: #ECFDF5;
  color: var(--ok);
  border: 1px solid #A7F3D0;
}

table button[data-ok]:hover,
table button[data-toggle]:hover {
  background: var(--ok);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.3);
}

/* 核销控制台 */
#pickup-result {
  background: #1C1917;
  color: #A7F3D0;
  padding: 16px;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 13px;
  margin-top: 14px;
  min-height: 20px;
  white-space: pre-wrap;
  word-break: break-all;
}

#pickup-result:empty {
  display: none;
}

/* 页面工具栏（新增按钮） */
.toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin: 4px 0 8px;
}

/* 通用弹窗 */
#modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(28, 25, 23, 0.45);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
}

#modal {
  width: 100%;
  max-width: 520px;
  max-height: 86vh;
  overflow-y: auto;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 28px 28px 22px;
  animation: modal-in 0.18s ease;
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(10px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

#modal h3 {
  margin: 0 0 8px 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

#modal .modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 18px;
}

#modal .modal-actions button {
  min-width: 96px;
}

/* 商品图片上传 */
.cover-upload {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 8px;
}

.cover-upload .cover-preview {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #FAFAF9;
  flex-shrink: 0;
}

.cover-upload input[type="file"] {
  border: 1px dashed var(--line);
  background: #FAFAF9;
  padding: 8px;
  font-size: 13px;
  cursor: pointer;
}

.cover-upload .upload-tip {
  font-size: 12px;
  display: block;
  margin-top: 6px;
}