:root {
  --portal-bg: #f4f8fc;
  --portal-primary: #1f8fff;
  --portal-accent: #1ec8b1;
  --portal-text: #172338;
  --portal-muted: #6a768b;
  --portal-border: #e5edf5;
  --portal-surface: rgba(255, 255, 255, 0.92);
  --portal-shadow: 0 18px 45px rgba(31, 143, 255, 0.10);
  --portal-radius: 20px;
  --el-color-primary: var(--portal-primary);
  --el-border-radius-base: 12px;
  --el-font-family: "Plus Jakarta Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", sans-serif;
  color: var(--portal-text);
  background:
    radial-gradient(circle at top left, rgba(31, 143, 255, 0.12), transparent 25%),
    radial-gradient(circle at right center, rgba(30, 200, 177, 0.10), transparent 20%),
    var(--portal-bg);
}

#app {
  min-height: 100vh;
}

.portal-login {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
}

.portal-login__hero {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 6vw;
}

.portal-login__copy {
  max-width: 600px;
}

.portal-login__tag {
  display: inline-flex;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--portal-primary);
  font-weight: 700;
  margin-bottom: 20px;
}

.portal-login__title {
  font-size: clamp(2.6rem, 4vw, 4rem);
  line-height: 1.05;
  margin: 0 0 16px;
}

.portal-login__desc {
  color: var(--portal-muted);
  font-size: 1.06rem;
  line-height: 1.8;
}

.portal-login__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.portal-login__chips span {
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--portal-shadow);
  font-weight: 600;
}

.portal-login__panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.portal-login__card {
  width: min(100%, 460px);
  border-radius: 28px;
  border: 1px solid var(--portal-border);
  background: var(--portal-surface);
  box-shadow: var(--portal-shadow);
  backdrop-filter: blur(18px);
}

.portal-login__brand {
  color: var(--portal-primary);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
}

.portal-login__hint {
  color: var(--portal-muted);
  line-height: 1.7;
}

.portal-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 268px 1fr;
}

.portal-sidebar {
  padding: 24px 18px;
  border-right: 1px solid var(--portal-border);
  background: rgba(255, 255, 255, 0.74);
  backdrop-filter: blur(18px);
}

.portal-sidebar__brand {
  padding: 14px 16px 22px;
}

.portal-sidebar__title {
  font-size: 1.05rem;
  font-weight: 800;
}

.portal-sidebar__subtitle {
  color: var(--portal-muted);
  font-size: 0.86rem;
  margin-top: 4px;
}

.portal-main {
  min-width: 0;
}

.portal-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px 16px;
}

.portal-topbar__meta {
  color: var(--portal-muted);
  font-size: 0.9rem;
}

.portal-topbar__title {
  margin: 6px 0 0;
  font-size: 1.7rem;
}

.portal-content {
  padding: 0 32px 32px;
}

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

.portal-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.portal-stat {
  padding: 24px;
}

.portal-stat__label {
  color: var(--portal-muted);
  font-size: 0.9rem;
}

.portal-stat__value {
  margin-top: 8px;
  font-size: 2rem;
  font-weight: 700;
}

.portal-entry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.portal-entry {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--portal-border);
  background: rgba(255, 255, 255, 0.88);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.portal-entry:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 44px rgba(31, 143, 255, 0.12);
  border-color: rgba(31, 143, 255, 0.16);
}

.portal-entry__icon {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(31, 143, 255, 0.16), rgba(30, 200, 177, 0.12));
  color: var(--portal-primary);
  font-size: 1.2rem;
}

.portal-entry__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.portal-entry__desc {
  color: var(--portal-muted);
  line-height: 1.7;
}

.portal-page-card {
  padding: 22px;
}

.portal-table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.portal-user-box {
  display: flex;
  align-items: center;
  gap: 12px;
}

.portal-user-box__avatar {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(31, 143, 255, 0.14), rgba(30, 200, 177, 0.14));
  color: var(--portal-primary);
  font-weight: 700;
}

.portal-menu {
  border-right: none !important;
  background: transparent !important;
}

.portal-menu .el-menu-item {
  margin-bottom: 8px;
  border-radius: 14px;
  height: 48px;
}

.portal-menu .el-menu-item.is-active {
  background: rgba(31, 143, 255, 0.10);
}

.portal-dialog__hint {
  color: var(--portal-muted);
  font-size: 0.86rem;
  margin-top: 6px;
}

@media (max-width: 1200px) {
  .portal-stat-grid,
  .portal-entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .portal-login,
  .portal-shell {
    grid-template-columns: 1fr;
  }

  .portal-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--portal-border);
  }

  .portal-topbar,
  .portal-content {
    padding-left: 18px;
    padding-right: 18px;
  }

  .portal-stat-grid,
  .portal-entry-grid {
    grid-template-columns: 1fr;
  }
}