:root {
  --user-primary: #2563eb;
  --user-primary-dark: #1d4ed8;
  --user-accent: #06b6d4;
  --user-success: #10b981;
  --user-warning: #f59e0b;
  --user-danger: #ef4444;
  --user-text: #172033;
  --user-muted: #64748b;
  --user-border: rgba(148, 163, 184, 0.24);
  --user-surface: rgba(255, 255, 255, 0.94);
  --user-shadow: 0 16px 44px rgba(30, 64, 175, 0.09);
  --user-shadow-hover: 0 22px 55px rgba(30, 64, 175, 0.14);
}

body.user-portal-page,
body.user-auth-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 8% 10%, rgba(37, 99, 235, 0.11), transparent 28rem),
    radial-gradient(circle at 94% 34%, rgba(6, 182, 212, 0.09), transparent 25rem),
    linear-gradient(180deg, #f8fbff 0%, #f4f7fb 55%, #f8fafc 100%);
  color: var(--user-text);
  font-family: "Microsoft YaHei", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body.user-portal-page::before,
body.user-auth-page::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.045) 1px, transparent 1px);
  background-size: 32px 32px;
  content: "";
  pointer-events: none;
}

.user-portal-page .main-content {
  position: relative;
  max-width: 1360px;
  padding: 2.25rem 1rem 4rem;
}

.user-portal-page .main-content h2 {
  margin-bottom: 0.35rem;
  color: #111827;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
  font-weight: 750;
  letter-spacing: -0.025em;
}

.user-portal-page .main-content > h2,
.user-portal-page .main-content > .row:first-child h2 {
  display: flex;
  gap: 0.65rem;
  align-items: center;
}

.user-portal-page .main-content > h2 > i,
.user-portal-page .main-content > .row:first-child h2 > i {
  display: inline-grid;
  width: 2.3rem;
  height: 2.3rem;
  border: 1px solid rgba(37, 99, 235, 0.14);
  border-radius: 12px;
  background: linear-gradient(135deg, #eaf2ff, #e8fbff);
  color: var(--user-primary);
  font-size: 1.1rem;
  place-items: center;
}

.user-portal-page .text-muted {
  color: var(--user-muted) !important;
}

.user-portal-page .card {
  overflow: hidden;
  border: 1px solid var(--user-border) !important;
  border-radius: 18px;
  background: var(--user-surface);
  box-shadow: var(--user-shadow);
}

.user-portal-page .main-content .card {
  transition: border-color 0.22s ease, box-shadow 0.22s ease, transform 0.22s ease;
}

.user-portal-page .main-content .card:hover {
  border-color: rgba(96, 165, 250, 0.32) !important;
  box-shadow: var(--user-shadow-hover);
}

.user-portal-page .card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
  background: linear-gradient(135deg, #f8fbff 0%, #edf5ff 100%);
  color: #1e3a5f;
  font-weight: 700;
}

.user-portal-page .card-header.bg-primary {
  border-bottom: 0;
  background: linear-gradient(135deg, #2563eb 0%, #0891b2 100%) !important;
  color: #fff;
}

.user-portal-page .card-header.bg-success {
  border-bottom: 0;
  background: linear-gradient(135deg, #059669 0%, #0d9488 100%) !important;
  color: #fff;
}

.user-portal-page .card-header h5 {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.user-portal-page .card-body {
  padding: 1.35rem;
}

.user-portal-page .form-label {
  margin-bottom: 0.5rem;
  color: #334155;
  font-size: 0.9rem;
  font-weight: 650;
}

.user-portal-page .form-control,
.user-portal-page .form-select,
.user-auth-page .form-control,
.user-auth-page .form-select {
  min-height: 46px;
  border: 1px solid #dbe4ef;
  border-radius: 11px;
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--user-text);
  box-shadow: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.user-portal-page .form-control:focus,
.user-portal-page .form-select:focus,
.user-auth-page .form-control:focus,
.user-auth-page .form-select:focus {
  border-color: #60a5fa;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.11);
}

.user-portal-page .input-group-text,
.user-auth-page .input-group-text {
  min-width: 44px;
  justify-content: center;
  border-color: #dbe4ef;
  background: #f4f8fd;
  color: #527095;
}

.user-portal-page .input-group > :first-child,
.user-auth-page .input-group > :first-child {
  border-radius: 11px 0 0 11px;
}

.user-portal-page .input-group > :last-child,
.user-auth-page .input-group > :last-child {
  border-radius: 0 11px 11px 0;
}

.user-portal-page .btn,
.user-auth-page .btn {
  border-radius: 10px;
  font-weight: 600;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease,
    box-shadow 0.2s ease, transform 0.2s ease;
}

.user-portal-page .btn:hover:not(:disabled),
.user-auth-page .btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.user-portal-page .btn-primary,
.user-auth-page .btn-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--user-primary), #0891b2);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.22);
}

.user-portal-page .btn-primary:hover,
.user-auth-page .btn-primary:hover {
  border-color: transparent;
  background: linear-gradient(135deg, var(--user-primary-dark), #0e7490);
  box-shadow: 0 11px 25px rgba(37, 99, 235, 0.28);
}

.user-portal-page .btn-success {
  border-color: transparent;
  background: linear-gradient(135deg, #059669, #0d9488);
  box-shadow: 0 8px 20px rgba(5, 150, 105, 0.18);
}

.user-portal-page .btn-secondary {
  border-color: #d7e0eb;
  background: #fff;
  color: #475569;
}

.user-portal-page .btn-secondary:hover {
  border-color: #b8c5d6;
  background: #f8fafc;
  color: #1e293b;
}

.user-portal-page .alert,
.user-auth-page .alert {
  border-width: 1px;
  border-radius: 13px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.045);
}

.user-portal-page .table-responsive {
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 13px;
}

.user-portal-page .table {
  margin-bottom: 0;
  color: #334155;
}

.user-portal-page .table > :not(caption) > * > * {
  padding: 0.85rem 0.9rem;
  border-bottom-color: #edf1f6;
  vertical-align: middle;
}

.user-portal-page .table thead th,
.user-portal-page .table th {
  background: #f4f8fd;
  color: #52657d;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.user-portal-page .table-hover > tbody > tr:hover > * {
  background-color: #f7fbff;
}

.user-portal-page .badge {
  padding: 0.48em 0.72em;
  border-radius: 999px;
  font-weight: 650;
}

.user-portal-page .modal-content {
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 18px;
  box-shadow: 0 28px 70px rgba(15, 23, 42, 0.22);
}

.user-portal-page .modal-header,
.user-portal-page .modal-footer {
  border-color: #e9eef5;
}

.user-portal-page .order-summary,
.user-portal-page .price-calculator,
.user-portal-page .activation-code {
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 13px;
  background: linear-gradient(135deg, #f8fbff, #f5f9fd);
}

.user-portal-page .payment-method {
  border-color: #dbe4ef;
  border-radius: 13px;
  background: #fff;
}

.user-portal-page .payment-method:hover,
.user-portal-page .payment-method.selected {
  border-color: #60a5fa;
  background: linear-gradient(135deg, #eff6ff, #ecfeff);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
}

.user-portal-page .points-display {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 20px;
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 48%, #0891b2 100%);
  box-shadow: 0 22px 48px rgba(30, 64, 175, 0.22);
}

.user-portal-page .points-display::after {
  position: absolute;
  top: -70px;
  right: -50px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.09);
  content: "";
}

.user-portal-page .stats-card {
  min-height: 150px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.user-portal-page .stats-number {
  color: var(--user-primary);
  font-weight: 750;
}

body.user-auth-page {
  display: flex;
  align-items: center;
  padding: 2rem 0;
}

.user-auth-page > .container {
  position: relative;
  z-index: 1;
}

.user-auth-page .login-container,
.user-auth-page .register-container,
.user-auth-page .forgot-container {
  position: relative;
  overflow: hidden;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.15rem);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 24px 65px rgba(30, 64, 175, 0.16);
  backdrop-filter: blur(18px);
}

.user-auth-page .login-container::before,
.user-auth-page .register-container::before,
.user-auth-page .forgot-container::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--user-primary), var(--user-accent));
  content: "";
}

.user-auth-page .logo {
  margin-bottom: 1.75rem;
}

.user-auth-page .logo h1 {
  margin-bottom: 0.35rem;
  background: linear-gradient(135deg, #1d4ed8, #0891b2);
  background-clip: text;
  color: transparent;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.user-auth-page .form-group {
  margin-bottom: 1.05rem;
}

.user-auth-page .btn-primary {
  min-height: 46px;
}

.user-auth-page .actions a,
.user-auth-page a {
  color: var(--user-primary-dark);
  font-weight: 600;
}

.user-auth-page .auth-server-location {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 1050;
  padding: 7px 13px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.8);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
  color: #fff;
  font-size: 0.78rem;
  backdrop-filter: blur(12px);
}

@media (max-width: 767.98px) {
  .user-portal-page .main-content {
    padding: 1.4rem 0.75rem 3rem;
  }

  .user-portal-page .card {
    border-radius: 15px;
  }

  .user-portal-page .card-header,
  .user-portal-page .card-body {
    padding: 1rem;
  }

  .user-portal-page .table > :not(caption) > * > * {
    padding: 0.72rem;
  }

  body.user-auth-page {
    align-items: flex-start;
    padding: 3.4rem 0 1rem;
  }

  .user-auth-page .login-container,
  .user-auth-page .register-container,
  .user-auth-page .forgot-container {
    margin: 0 auto;
    border-radius: 18px;
  }

  .user-auth-page .captcha-group {
    align-items: stretch;
  }
}

@media (max-width: 479.98px) {
  .user-auth-page .captcha-group {
    flex-direction: column;
  }

  .user-auth-page .captcha-group > .btn {
    min-height: 44px;
  }

  .user-auth-page .auth-server-location {
    top: 10px;
    right: 10px;
    max-width: calc(100vw - 20px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .user-portal-page *,
  .user-auth-page * {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}