:root {
  --ui-bg-1: #070b14;
  --ui-bg-2: #0e1728;
  --ui-glass: rgba(17, 24, 39, 0.74);
  --ui-glass-border: rgba(148, 163, 184, 0.24);
  --ui-text: #f8fafc;
  --ui-muted: #b7c4d8;
  --ui-accent: #38bdf8;
  --ui-accent-2: #6366f1;
}

@keyframes ui-fade-lift {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ui-pulse-border {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.3);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(56, 189, 248, 0);
  }
}

main,
.wrap,
.container,
.container-fluid,
.hero-grid,
.auth-wrap {
  animation: ui-fade-lift 0.6s ease both;
}

body.modern-page {
  background:
    radial-gradient(70% 55% at 10% 0%, rgba(56, 189, 248, 0.15), transparent 60%),
    radial-gradient(70% 60% at 100% 20%, rgba(99, 102, 241, 0.16), transparent 60%),
    linear-gradient(160deg, var(--ui-bg-1) 0%, var(--ui-bg-2) 55%, #04070d 100%);
  color: var(--ui-text);
}

body.modern-page::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: radial-gradient(rgba(148, 163, 184, 0.13) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.55), transparent 85%);
}

body.modern-page > * {
  position: relative;
  z-index: 1;
}

body.modern-page .navbar {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.84), rgba(2, 6, 23, 0.65)) !important;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

body.modern-page .panel,
body.modern-page .card,
body.modern-page .auth-wrap,
body.modern-page .preview-panel {
  background: var(--ui-glass) !important;
  border: 1px solid var(--ui-glass-border) !important;
  box-shadow: 0 14px 44px rgba(2, 6, 23, 0.35);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

body.modern-page .panel:hover,
body.modern-page .card:hover,
body.modern-page .auth-wrap:hover,
body.modern-page .preview-panel:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 54px rgba(2, 6, 23, 0.45);
  border-color: rgba(56, 189, 248, 0.32) !important;
}

body.modern-page .card-header {
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.92), rgba(30, 41, 59, 0.75)) !important;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2) !important;
}

body.modern-page .muted,
body.modern-page .text-muted,
body.modern-page small.text-muted,
body.modern-page .small.text-muted {
  color: var(--ui-muted) !important;
}

body.modern-page .btn {
  border-radius: 12px;
  font-weight: 600;
  transition: transform 160ms ease, box-shadow 200ms ease, filter 200ms ease, letter-spacing 200ms ease;
  will-change: transform;
}

body.modern-page .btn:hover {
  transform: translateY(-2px);
  letter-spacing: 0.01em;
}

body.modern-page .btn-primary {
  position: relative;
  isolation: isolate;
  border: none;
  background: linear-gradient(135deg, var(--ui-accent), var(--ui-accent-2)) !important;
  box-shadow: 0 10px 24px rgba(56, 189, 248, 0.3);
}

body.modern-page .btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 22%, rgba(255, 255, 255, 0.38) 50%, transparent 76%);
  transform: translateX(-130%);
  transition: transform 500ms ease;
  z-index: -1;
}

body.modern-page .btn-primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 14px 28px rgba(56, 189, 248, 0.38);
}

body.modern-page .btn-primary:hover::after {
  transform: translateX(130%);
}

body.modern-page .btn-outline-info,
body.modern-page .btn-outline-secondary,
body.modern-page .btn-outline-light {
  border-color: rgba(148, 163, 184, 0.4);
}

body.modern-page .form-control,
body.modern-page .custom-file-label,
body.modern-page .input-group-text {
  border-radius: 10px;
  border-color: rgba(148, 163, 184, 0.35);
  background: rgba(11, 18, 32, 0.92);
  color: var(--ui-text);
}

body.modern-page .form-control::placeholder {
  color: #8ca0bd;
}

body.modern-page .form-control:focus,
body.modern-page .custom-file-input:focus ~ .custom-file-label {
  border-color: rgba(56, 189, 248, 0.6);
  box-shadow: 0 0 0 0.16rem rgba(56, 189, 248, 0.2);
}

body.modern-page .nav-tabs .nav-link {
  transition: transform 180ms ease, color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

body.modern-page .nav-tabs .nav-link:hover {
  transform: translateY(-1px);
}

body.modern-page .nav-tabs .nav-link.active {
  animation: ui-pulse-border 1.3s ease;
}

body.modern-page .table.table-dark {
  border-radius: 10px;
  overflow: hidden;
}

body.modern-page .table.table-dark thead th {
  border-top: none;
  border-bottom-color: rgba(148, 163, 184, 0.35);
}

body.modern-page .table.table-dark td {
  border-top-color: rgba(148, 163, 184, 0.2);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}