:root {
  --kk-bg: #f4f7fb;
  --kk-ink: #172033;
  --kk-muted: #6b7a90;
  --kk-line: #e3e9f2;
  --kk-primary: #2563eb;
  --kk-primary-dark: #1d4ed8;
  --kk-teal: #0f9d8a;
  --kk-card: #ffffff;
  --kk-radius: 16px;
  --kk-shadow: 0 18px 50px rgba(24, 45, 84, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--kk-bg);
  color: var(--kk-ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  background:
    radial-gradient(1200px 600px at 8% -10%, rgba(37, 99, 235, 0.12), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(15, 157, 138, 0.1), transparent 55%),
    var(--kk-bg);
}

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

.boot {
  min-height: 100vh;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 14px;
  color: var(--kk-muted);
}

.boot-mark,
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -1px;
  background: linear-gradient(135deg, #2563eb, #0f9d8a);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.28);
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(227, 233, 242, 0.9);
}

.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: inherit;
}

.brand strong {
  display: block;
  font-size: 16px;
  line-height: 1.15;
}

.brand small {
  display: block;
  color: var(--kk-muted);
  font-size: 11px;
  margin-top: 2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.nav a.nav-link {
  color: #43516a;
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 9px;
}

.nav a.nav-link:hover,
.nav a.nav-link.active {
  color: var(--kk-primary);
  background: rgba(37, 99, 235, 0.08);
}

.nav-user {
  font-size: 13px;
  color: var(--kk-muted);
  padding: 0 6px;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.main {
  flex: 1;
  width: 100%;
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 30px 22px 56px;
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.page-head h1 {
  margin: 0;
  font-size: 27px;
  letter-spacing: -0.5px;
}

.page-head p {
  margin: 7px 0 0;
  color: var(--kk-muted);
  font-size: 14px;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.card-head h2,
.card-head h3 {
  margin: 0;
  font-size: 17px;
}

.card-head p {
  margin: 4px 0 0;
  color: var(--kk-muted);
  font-size: 13px;
}

.el-card {
  border: 1px solid var(--kk-line);
  border-radius: var(--kk-radius);
  box-shadow: var(--kk-shadow) !important;
}

.el-card__body {
  padding: 22px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}

.stat-card {
  background: var(--kk-card);
  border: 1px solid var(--kk-line);
  border-radius: var(--kk-radius);
  padding: 20px;
  box-shadow: var(--kk-shadow);
}

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

.stat-card .stat-value {
  margin-top: 8px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -1px;
}

.stat-card .stat-note {
  margin-top: 6px;
  color: var(--kk-muted);
  font-size: 12px;
}

.stat-card.accent .stat-value {
  color: var(--kk-primary);
}

.stat-card.teal .stat-value {
  color: var(--kk-teal);
}

.section-gap {
  margin-top: 20px;
}

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

.mono {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 13px;
}

.w-full {
  width: 100%;
}

.row-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
}

.toolbar .el-input {
  width: 280px;
  max-width: 100%;
}

/* ---------- auth ---------- */

.auth-wrap {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 54px 0 70px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 34px;
  align-items: center;
  min-height: calc(100vh - 67px);
}

.auth-hero {
  padding: 22px 10px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--kk-primary);
  background: rgba(37, 99, 235, 0.09);
  border: 1px solid rgba(37, 99, 235, 0.14);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
}

.auth-hero h1 {
  margin: 20px 0 12px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.14;
  letter-spacing: -1.6px;
}

.auth-hero > p {
  margin: 0;
  color: var(--kk-muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 460px;
}

.hero-points {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 13px;
  max-width: 430px;
}

.hero-points li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  color: #40506b;
  font-size: 14px;
}

.hero-points .dot {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  background: rgba(15, 157, 138, 0.12);
  color: var(--kk-teal);
  font-size: 12px;
  font-weight: 700;
}

.auth-panel {
  width: 100%;
}

.auth-card {
  width: 100%;
}

.auth-card .el-card__body {
  padding: 30px;
}

.card-head.auth-head {
  display: block;
  margin-bottom: 22px;
}

.card-head.auth-head h2 {
  font-size: 24px;
}

.card-head.auth-head p {
  margin-top: 7px;
}

.auth-card .el-form-item {
  margin-bottom: 18px;
}

.form-links {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
  font-size: 13px;
}

.form-hint {
  margin: 16px 0 0;
  color: var(--kk-muted);
  font-size: 12px;
  line-height: 1.7;
}

.result-box {
  text-align: center;
  padding: 10px 0 4px;
}

.result-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #0f9d8a, #34b3a2);
}

.result-icon.warn {
  background: linear-gradient(135deg, #d97706, #f59e0b);
}

.result-box h2 {
  margin: 0 0 9px;
  font-size: 22px;
}

.result-box p {
  margin: 0 auto 20px;
  color: var(--kk-muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 390px;
}

.result-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------- portal ---------- */

.welcome-card {
  border-radius: 20px;
  padding: 28px;
  color: #fff;
  background:
    linear-gradient(120deg, rgba(15, 157, 138, 0.25), transparent 45%),
    linear-gradient(135deg, #1e3a8a, #2563eb 55%, #0f766e);
  box-shadow: 0 20px 50px rgba(30, 58, 138, 0.22);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.welcome-card h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: -0.6px;
}

.welcome-card p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.welcome-card .el-button {
  --el-button-bg-color: rgba(255, 255, 255, 0.14);
  --el-button-border-color: rgba(255, 255, 255, 0.36);
  --el-button-text-color: #fff;
  --el-button-hover-bg-color: rgba(255, 255, 255, 0.24);
  --el-button-hover-border-color: rgba(255, 255, 255, 0.6);
  --el-button-hover-text-color: #fff;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
  margin-top: 14px;
}

.user-chip .avatar {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.18);
  font-weight: 700;
}

/* ---------- admin ---------- */

.admin-tabs > .el-tabs__header {
  margin-bottom: 20px;
}

.admin-tabs .el-tabs__nav-wrap::after {
  background: var(--kk-line);
}

.pager {
  display: flex;
  justify-content: flex-end;
  margin-top: 16px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 24px;
}

.settings-grid .span-2 {
  grid-column: span 2;
}

.settings-section-title {
  margin: 8px 0 18px;
  padding-top: 18px;
  border-top: 1px dashed var(--kk-line);
  font-size: 15px;
  font-weight: 600;
}

.settings-section-title:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.el-table {
  --el-table-border-color: var(--kk-line);
  --el-table-header-bg-color: #f8fafc;
  --el-table-row-hover-bg-color: #f6f9ff;
}

.el-table th.el-table__cell {
  color: #596980;
  font-weight: 600;
}

.empty-panel {
  padding: 30px 0;
}

.notice-strip {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: #f0f7ff;
  border: 1px solid #d8e8ff;
  color: #2f4b70;
  border-radius: 12px;
  padding: 13px 15px;
  font-size: 13px;
  line-height: 1.7;
  margin-bottom: 18px;
}

.notice-strip.warn {
  background: #fff8eb;
  border-color: #ffe6b8;
  color: #7a5416;
}

.notice-strip .dot {
  font-weight: 700;
}

@media (max-width: 900px) {
  .auth-wrap {
    grid-template-columns: 1fr;
    gap: 8px;
    padding-top: 34px;
  }

  .auth-hero {
    padding: 6px 4px 0;
  }

  .auth-hero h1 {
    margin-top: 14px;
    font-size: 32px;
  }

  .hero-points {
    display: none;
  }

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

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .settings-grid .span-2 {
    grid-column: span 1;
  }
}

@media (max-width: 620px) {
  .topbar-inner {
    padding: 10px 14px;
  }

  .page {
    padding: 22px 14px 44px;
  }

  .welcome-card {
    padding: 22px;
  }

  .auth-wrap {
    width: calc(100% - 28px);
  }

  .auth-card .el-card__body {
    padding: 22px;
  }

  .brand small {
    display: none;
  }

  .nav-user {
    display: none;
  }
}