/* AAO Portal - Shared Styles */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --accent: #f59e0b;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 24px rgba(0,0,0,0.12);
  --success: #166534;
  --success-bg: #dcfce7;
  --warning: #92400e;
  --warning-bg: #fef3c7;
  --danger: #dc2626;
  --danger-bg: #fee2e2;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-input: 6px;
  --nav-h: 56px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 14px;
}

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

/* === Top Navigation === */
.topbar {
  height: var(--nav-h);
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 0 24px;
}
.topbar .logo {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  margin-right: 40px;
}
.topbar .logo span { color: var(--text); font-weight: 400; }
.topbar .nav-items {
  display: flex;
  gap: 4px;
  flex: 1;
}
.topbar .nav-items a {
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  color: var(--text-light);
  font-size: 14px;
  text-decoration: none;
  transition: all 0.15s;
}
.topbar .nav-items a:hover { background: var(--primary-light); color: var(--primary); text-decoration: none; }
.topbar .nav-items a.active { background: var(--primary); color: #fff; }

.topbar .user-area { position: relative; }
.topbar .user-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--card);
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
}
.topbar .user-btn:hover { border-color: var(--primary); }
.topbar .user-btn .avatar {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
}
.topbar .dropdown {
  display: none;
  position: absolute;
  right: 0; top: calc(100% + 6px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lg);
  min-width: 160px;
  padding: 6px 0;
}
.topbar .dropdown.show { display: block; }
.topbar .dropdown a {
  display: block;
  padding: 10px 16px;
  color: var(--text);
  font-size: 13px;
  text-decoration: none;
}
.topbar .dropdown a:hover { background: var(--bg); text-decoration: none; }
.topbar .dropdown a.danger { color: var(--danger); }
.topbar .mobile-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  font-size: 22px; color: var(--text);
}

/* === Layout === */
.page-wrap { max-width: 1100px; margin: 0 auto; padding: 24px 20px 60px; }
.page-wrap.wide { max-width: 1280px; }

.page-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 4px;
}
.page-subtitle {
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 24px;
}

/* === Cards === */
.card {
  background: var(--card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  padding: 24px;
  margin-bottom: 16px;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* === Data Cards Grid === */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  padding: 20px;
}
.stat-card .stat-label {
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 8px;
}
.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
}
.stat-card .stat-change {
  font-size: 12px;
  margin-top: 6px;
}
.stat-card .stat-change.up { color: var(--success); }
.stat-card .stat-change.down { color: var(--danger); }

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.15s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); text-decoration: none; }
.btn-outline { background: var(--card); color: var(--primary); border: 1.5px solid var(--primary); }
.btn-outline:hover { background: var(--primary-light); text-decoration: none; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* === Tables === */
.table-wrap {
  overflow-x: auto;
  background: var(--card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
}
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.data-table th {
  background: var(--bg);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--text-light);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
table.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
table.data-table tbody tr:hover { background: var(--primary-light); }
table.data-table tbody tr:last-child td { border-bottom: none; }

/* === Tags / Badges === */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}
.tag-success { background: var(--success-bg); color: var(--success); }
.tag-warning { background: var(--warning-bg); color: var(--warning); }
.tag-info { background: var(--primary-light); color: var(--primary); }
.tag-default { background: #f1f5f9; color: var(--text-light); }
.tag-danger { background: var(--danger-bg); color: var(--danger); }

/* === Forms === */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-group label .req { color: var(--danger); }
.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  font-size: 14px;
  background: var(--card);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.form-control:read-only { background: var(--bg); color: var(--text-light); }
textarea.form-control { resize: vertical; min-height: 80px; }
select.form-control { cursor: pointer; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* === Empty State === */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-light);
}
.empty-state .icon { font-size: 48px; margin-bottom: 12px; }
.empty-state .title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.empty-state .desc { font-size: 14px; margin-bottom: 20px; }

/* === Toast === */
#toast {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 12px 20px;
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  min-width: 240px;
  animation: slideIn 0.3s ease;
}
.toast-item.success { border-left: 4px solid var(--success); }
.toast-item.error { border-left: 4px solid var(--danger); }
.toast-item.info { border-left: 4px solid var(--primary); }
.toast-item.warning { border-left: 4px solid var(--warning); }
@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* === Loading === */
.loading-mask {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--text-light);
  font-size: 14px;
}
.spinner {
  width: 24px; height: 24px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 10px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* === Shop Info Bar === */
.shop-bar {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.shop-bar .shop-name {
  font-size: 18px;
  font-weight: 700;
}
.shop-bar .shop-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-light);
  flex-wrap: wrap;
}
.shop-bar .shop-meta span { display: inline-flex; align-items: center; gap: 4px; }

/* === Tabs === */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}
.tabs .tab {
  padding: 10px 20px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s;
}
.tabs .tab:hover { color: var(--primary); }
.tabs .tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* === Login Page === */
.login-page {
  min-height: 100vh;
  display: flex;
}
.login-left {
  flex: 1;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 8%;
}
.login-left h1 { font-size: 32px; font-weight: 800; margin-bottom: 16px; }
.login-left p { font-size: 16px; opacity: 0.9; margin-bottom: 24px; }
.login-left .features { list-style: none; }
.login-left .features li { padding: 6px 0; font-size: 14px; opacity: 0.9; }
.login-left .features li::before { content: ">> "; font-weight: 700; }
.login-right {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: var(--bg);
}
.login-card {
  background: var(--card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}
.login-card h2 { font-size: 24px; margin-bottom: 8px; }
.login-card .sub { color: var(--text-light); font-size: 14px; margin-bottom: 24px; }
.login-card .switch-mode {
  text-align: center;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-light);
}
.login-card .switch-mode a { cursor: pointer; font-weight: 600; }

/* === Responsive === */
@media (max-width: 768px) {
  .topbar { padding: 0 12px; }
  .topbar .nav-items { display: none; }
  .topbar .nav-items.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    padding: 8px;
  }
  .topbar .nav-items.mobile-open a { padding: 12px 16px; }
  .topbar .mobile-toggle { display: block; }
  .topbar .logo { margin-right: auto; }

  .form-row { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-card .stat-value { font-size: 22px; }
  .login-left { display: none; }
  .login-right { flex: 1; padding: 20px; }
  .login-card { padding: 28px 20px; }
  .page-wrap { padding: 16px 12px 40px; }
  .card { padding: 16px; }
  .shop-bar { flex-direction: column; align-items: flex-start; }
}