:root {
  --p-primary: #0068b7;
  --p-primary-dark: #004d8c;
  --p-sidebar: #1e2a3a;
  --p-bg: #f0f2f5;
  --p-border: #dde3ea;
  --p-text: #333;
  --p-muted: #888;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body.portal-body {
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: var(--p-bg);
  color: var(--p-text);
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--p-primary); text-decoration: none; }

.portal-login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #004d8c, #0068b7);
}
.portal-login-box {
  background: #fff;
  width: 400px;
  padding: 40px;
  border-radius: 6px;
  box-shadow: 0 12px 40px rgba(0,0,0,.2);
}
.portal-login-box h1 { font-size: 22px; margin-bottom: 8px; color: var(--p-primary); }
.portal-login-box p { color: var(--p-muted); margin-bottom: 24px; font-size: 13px; }

.portal-layout { min-height: 100vh; }
.portal-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 220px;
  height: 100vh;
  background: var(--p-sidebar);
  color: #ccc;
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow: hidden;
}
.portal-brand {
  padding: 20px 16px;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  border-bottom: 1px solid #2d3f54;
}
.portal-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.portal-nav a {
  display: block;
  padding: 10px 20px;
  color: #bbb;
  font-size: 14px;
}
.portal-nav a:hover, .portal-nav a.active { background: #2d3f54; color: #fff; }
.portal-nav .nav-section {
  padding: 14px 20px 6px;
  font-size: 11px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.portal-user {
  padding: 14px 16px;
  border-top: 1px solid #2d3f54;
  font-size: 12px;
  color: #888;
}
.portal-user strong { color: #ddd; display: block; margin-bottom: 6px; }

.portal-main {
  margin-left: 220px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.portal-topbar {
  background: #fff;
  border-bottom: 1px solid var(--p-border);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.portal-topbar h2 { font-size: 18px; font-weight: 600; }
.portal-content { padding: 24px; flex: 1; }

.portal-card {
  background: #fff;
  border: 1px solid var(--p-border);
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 20px;
}
.portal-card--form { max-width: 1080px; }
.portal-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.portal-stat {
  background: #fff;
  border: 1px solid var(--p-border);
  border-radius: 4px;
  padding: 20px;
  text-align: center;
}
.portal-stat .num { font-size: 32px; font-weight: 700; color: var(--p-primary); }
.portal-stat .label { font-size: 13px; color: var(--p-muted); margin-top: 4px; }

.portal-list-page { max-width: 1280px; }
.portal-card--flush { padding: 0; overflow: hidden; }
.portal-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.portal-table { width: 100%; border-collapse: collapse; background: #fff; }
.portal-table th, .portal-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--p-border);
  text-align: left;
  font-size: 13px;
  vertical-align: middle;
}
.portal-table th {
  background: #f8f9fb;
  font-weight: 600;
  color: #555;
  font-size: 12px;
  white-space: nowrap;
}
.portal-table--list tbody tr:last-child td { border-bottom: none; }
.portal-table tr:hover td { background: #fafbfc; }
.portal-table .col-check {
  width: 44px;
  text-align: center;
  padding-left: 14px !important;
  padding-right: 8px !important;
}
.portal-table .col-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  cursor: pointer;
  accent-color: var(--p-primary);
}
.portal-bulk-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: #f0f6ff;
  border-bottom: 1px solid #d6e4ff;
  flex-wrap: wrap;
}
.portal-bulk-bar[hidden] { display: none !important; }
.portal-bulk-bar-count { font-size: 13px; color: #333; }
.portal-bulk-bar-count strong { color: var(--p-primary); }
.portal-bulk-bar-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.portal-table .col-num { width: 72px; text-align: center; }
.portal-table .col-status { width: 88px; }
.portal-table .col-thumb { width: 72px; }
.portal-table .col-time { width: 140px; white-space: nowrap; color: var(--p-muted); font-size: 12px; }
.portal-table .col-actions { width: 1%; white-space: nowrap; text-align: right; }
.portal-table .col-code { width: 100px; font-family: ui-monospace, monospace; font-size: 12px; color: var(--p-muted); }
.portal-table .col-main { min-width: 160px; }
.portal-table .col-muted { color: var(--p-muted); }
.portal-table-empty td {
  text-align: center !important;
  padding: 48px 20px !important;
  color: var(--p-muted);
}
.portal-table-actions {
  display: inline-flex;
  gap: 6px;
  justify-content: flex-end;
  flex-wrap: nowrap;
}
.portal-inline-form { display: inline; margin: 0; }
.portal-hidden-form { display: none; }
.portal-thumb {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--p-border);
  background: #f5f7fa;
  display: block;
}
.portal-thumb--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: #bbb;
}
.portal-row-unread td { background: #fffdf5; }
.portal-row-unread:hover td { background: #fff8e6 !important; }

.portal-input, .portal-select, .portal-textarea, .portal-form input, .portal-form select, .portal-form textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--p-border);
  border-radius: 3px;
  font-size: 14px;
  margin-top: 4px;
}
.portal-form p { margin-bottom: 14px; }
.portal-form label { font-weight: 600; font-size: 13px; color: #555; display: block; }
.portal-form .helptext { font-size: 12px; color: var(--p-muted); margin-top: 4px; display: block; }
.portal-form .errorlist { color: #c0392b; font-size: 12px; margin-top: 4px; list-style: none; }

.portal-form-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px 20px;
}
.portal-form-field { min-width: 0; }
.portal-form-field--span-12 { grid-column: span 12; }
.portal-form-field--span-8 { grid-column: span 8; }
.portal-form-field--span-6 { grid-column: span 6; }
.portal-form-field--span-4 { grid-column: span 4; }
.portal-form-field--span-3 { grid-column: span 3; }
.portal-form-field--span-2 { grid-column: span 2; }
.portal-form-section-title {
  grid-column: 1 / -1;
  font-size: 14px;
  font-weight: 600;
  color: #333;
  margin: 4px 0 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--p-border);
}
.portal-form-section-title:not(:first-child) { margin-top: 12px; }
.portal-form-field input[type="checkbox"] {
  width: auto;
  margin-top: 10px;
}

.portal-lang-tabs { display: flex; gap: 4px; margin-bottom: 20px; flex-wrap: wrap; }
.portal-lang-tabs a {
  padding: 6px 14px;
  border: 1px solid var(--p-border);
  border-radius: 3px;
  font-size: 13px;
  color: #555;
  background: #f8f9fb;
}
.portal-lang-tabs a.active { background: var(--p-primary); color: #fff; border-color: var(--p-primary); }

.portal-btn {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 3px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
}
.portal-btn-primary { background: var(--p-primary); color: #fff; }
.portal-btn-primary:hover { background: var(--p-primary-dark); color: #fff; }
.portal-btn-danger { background: #e74c3c; color: #fff; }
.portal-btn-outline { background: #fff; border: 1px solid var(--p-border); color: #555; }
.portal-btn-sm { padding: 4px 10px; font-size: 12px; }

.portal-actions { display: flex; gap: 8px; margin-top: 20px; }
.portal-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.portal-toolbar-count { color: var(--p-muted); font-size: 13px; }
.portal-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.portal-toolbar .portal-select { width: auto; min-width: 140px; margin-top: 0; }
.portal-list-footer {
  margin-top: 12px;
  color: var(--p-muted);
  font-size: 12px;
}

.portal-toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: min(420px, calc(100vw - 40px));
  pointer-events: none;
}
.portal-toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.5;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  pointer-events: auto;
  animation: portal-toast-in 0.25s ease;
}
.portal-toast.is-hiding { animation: portal-toast-out 0.3s ease forwards; }
.portal-toast-text { flex: 1; }
.portal-toast-close {
  border: none;
  background: transparent;
  color: inherit;
  opacity: 0.6;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}
.portal-toast-close:hover { opacity: 1; }
.portal-toast.success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.portal-toast.info { background: #e8f4fd; color: #0c5460; border: 1px solid #bee5eb; }
.portal-toast.warning { background: #fff3cd; color: #856404; border: 1px solid #ffeeba; }
.portal-toast.error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
@keyframes portal-toast-in {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes portal-toast-out {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(24px); }
}

.portal-hint {
  background: #fffbe6;
  border: 1px solid #ffe58f;
  padding: 10px 14px;
  border-radius: 3px;
  font-size: 13px;
  margin-bottom: 16px;
}
.portal-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
}
.portal-badge-ok { background: #d4edda; color: #155724; }
.portal-badge-warn { background: #fff3cd; color: #856404; }
.portal-badge-off { background: #eceff3; color: #6c757d; }
.portal-badge-yes { color: var(--p-primary); font-weight: 600; }

@media (max-width: 900px) {
  .portal-form-field--span-8,
  .portal-form-field--span-6,
  .portal-form-field--span-4,
  .portal-form-field--span-3,
  .portal-form-field--span-2 { grid-column: span 12; }
}

@media (max-width: 768px) {
  .portal-sidebar {
    position: relative;
    width: 100%;
    height: auto;
  }
  .portal-main { margin-left: 0; }
  .portal-stats { grid-template-columns: 1fr 1fr; }
}