:root {
  --admin-bg: #0a0a0f;
  --admin-panel: rgba(18, 18, 32, 0.86);
  --admin-panel-strong: rgba(26, 26, 46, 0.94);
  --admin-border: rgba(0, 217, 255, 0.14);
  --admin-border-strong: rgba(0, 217, 255, 0.34);
  --admin-text: #f8fafc;
  --admin-muted: #9ca3af;
  --admin-cyan: #00d9ff;
  --admin-cyan-dark: #0099cc;
}

body.admin-body,
body.auth-body.admin-auth-body {
  background:
    radial-gradient(circle at 18% 0%, rgba(0, 217, 255, 0.16), transparent 32rem),
    radial-gradient(circle at 88% 12%, rgba(0, 153, 204, 0.12), transparent 28rem),
    linear-gradient(180deg, #06070b 0%, var(--admin-bg) 58%, #050508 100%);
  color: var(--admin-text);
  min-height: 100vh;
}

body.admin-body::before,
body.auth-body.admin-auth-body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 80%);
}

.admin-sidebar {
  background: rgba(5, 7, 13, 0.9);
  border-right: 1px solid var(--admin-border);
  box-shadow: 18px 0 46px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(18px);
}

.admin-sidebar .brand,
.admin-topbar .brand,
.admin-auth-shell .brand {
  color: #fff;
  text-shadow: 0 0 24px rgba(0, 217, 255, 0.34);
}

.admin-sidebar nav a {
  border: 1px solid transparent;
  color: #b8c1cc;
  border-radius: 12px;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.admin-sidebar nav a:hover,
.admin-sidebar nav a.active {
  background: rgba(0, 217, 255, 0.1);
  border-color: var(--admin-border-strong);
  color: #fff;
  transform: translateX(3px);
}

.admin-main {
  position: relative;
  z-index: 1;
}

.admin-topbar {
  background: rgba(10, 10, 15, 0.68);
  border: 1px solid var(--admin-border);
  border-radius: 20px;
  padding: 22px;
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.admin-topbar h1 {
  color: #fff;
  font-size: clamp(1.8rem, 2.8vw, 3.2rem);
  letter-spacing: 0;
  text-shadow: 0 0 30px rgba(0, 217, 255, 0.26);
}

.eyebrow {
  color: var(--admin-cyan);
  letter-spacing: 0.08em;
}

.admin-grid {
  gap: 18px;
}

.admin-stat,
.admin-panel,
.auth-card.admin-login-card {
  background:
    linear-gradient(180deg, rgba(26, 26, 46, 0.92), rgba(11, 12, 22, 0.88)),
    radial-gradient(circle at top, rgba(0, 217, 255, 0.08), transparent 70%);
  border: 1px solid var(--admin-border);
  border-radius: 18px;
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.24);
}

.admin-stat {
  min-height: 118px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.admin-stat:hover {
  transform: translateY(-4px);
  border-color: var(--admin-border-strong);
  box-shadow: 0 22px 58px rgba(0, 217, 255, 0.08);
}

.admin-stat span,
.admin-panel p,
.admin-panel small,
.admin-panel li,
.admin-form label,
td {
  color: var(--admin-muted);
}

.admin-stat strong,
.admin-panel h2,
.admin-panel h3,
th {
  color: #fff;
}

.admin-panel {
  overflow: hidden;
}

.admin-panel h2 {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-panel h2::before {
  content: "";
  width: 8px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--admin-cyan), var(--admin-cyan-dark));
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.4);
}

.admin-form {
  gap: 16px;
}

.admin-form input,
.admin-form select,
.admin-form textarea,
.auth-form input,
.auth-form select,
.auth-form textarea {
  background: rgba(5, 7, 13, 0.72);
  border: 1px solid rgba(0, 217, 255, 0.16);
  color: #fff;
  border-radius: 12px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus,
.auth-form input:focus,
.auth-form select:focus,
.auth-form textarea:focus {
  outline: none;
  border-color: var(--admin-cyan);
  background: rgba(9, 12, 22, 0.92);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.12);
}

.btn,
button,
input[type="submit"] {
  border-radius: 12px;
}

.btn-primary,
.admin-form button[type="submit"],
.auth-form button[type="submit"],
button[type="submit"] {
  background: linear-gradient(135deg, var(--admin-cyan), var(--admin-cyan-dark));
  border: 0;
  color: #001119;
  font-weight: 800;
  box-shadow: 0 14px 34px rgba(0, 217, 255, 0.18);
}

.btn-primary:hover,
.admin-form button[type="submit"]:hover,
.auth-form button[type="submit"]:hover,
button[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(0, 217, 255, 0.3);
}

.btn-ghost,
.btn-small,
a.btn {
  border: 1px solid rgba(0, 217, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: #e5edf5;
}

.btn-ghost:hover,
.btn-small:hover,
a.btn:hover {
  border-color: var(--admin-border-strong);
  background: rgba(0, 217, 255, 0.1);
  color: #fff;
}

.table-wrap {
  border: 1px solid rgba(0, 217, 255, 0.12);
  border-radius: 16px;
  overflow: auto;
  background: rgba(5, 7, 13, 0.42);
}

table {
  border-collapse: separate;
  border-spacing: 0;
}

thead {
  background: rgba(0, 217, 255, 0.08);
}

th,
td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

tbody tr {
  transition: background 0.2s ease;
}

tbody tr:hover {
  background: rgba(0, 217, 255, 0.055);
}

.flash {
  border-radius: 12px;
  border: 1px solid rgba(0, 217, 255, 0.16);
  background: rgba(0, 217, 255, 0.08);
  color: #dff8ff;
}

.flash-error {
  border-color: rgba(248, 113, 113, 0.36);
  background: rgba(127, 29, 29, 0.28);
  color: #fecaca;
}

.flash-success {
  border-color: rgba(34, 197, 94, 0.34);
  background: rgba(20, 83, 45, 0.24);
  color: #bbf7d0;
}

.admin-auth-body .auth-shell {
  max-width: 1180px;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 460px);
  align-items: center;
  gap: 56px;
  padding: 48px 24px;
}

.admin-auth-copy {
  position: relative;
  z-index: 1;
}

.admin-auth-copy h1 {
  margin: 18px 0 16px;
  color: #fff;
  font-size: clamp(2.5rem, 5vw, 5.6rem);
  line-height: 0.96;
  letter-spacing: 0;
  text-shadow: 0 0 34px rgba(0, 217, 255, 0.28);
}

.admin-auth-copy p {
  max-width: 620px;
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.8;
}

.admin-auth-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.admin-auth-highlights span {
  min-height: 88px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 16px;
  border: 1px solid rgba(0, 217, 255, 0.13);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  color: #e5edf5;
}

.auth-card.admin-login-card {
  position: relative;
  z-index: 1;
  padding: 36px;
}

.auth-card.admin-login-card h2 {
  margin: 10px 0;
  color: #fff;
  font-size: 2.1rem;
}

.auth-switch a {
  color: var(--admin-cyan);
}

@media (max-width: 920px) {
  .admin-auth-body .auth-shell {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .admin-auth-highlights {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .admin-body {
    display: block;
  }

  .admin-sidebar {
    position: static;
    width: auto;
    border-right: 0;
    border-bottom: 1px solid var(--admin-border);
  }

  .admin-sidebar nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .admin-main {
    margin: 0;
    padding: 18px;
  }

  .admin-topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}