:root {
  --bg-deep: #08151f;
  --bg-mid: #0e2430;
  --card: rgba(255, 255, 255, 0.9);
  --card-border: rgba(255, 255, 255, 0.38);
  --text-main: #112330;
  --text-muted: #4d6577;
  --brand: #0b7285;
  --brand-strong: #055160;
  --danger: #b93a32;
  --line: #d4e2ea;
  --success: #1e7a4d;
  --warning: #9a6a09;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Space Grotesk', 'Segoe UI', sans-serif;
  color: var(--text-main);
  background: radial-gradient(circle at 12% 8%, #1f6f8d 0%, transparent 38%),
    radial-gradient(circle at 88% 14%, #fa8e3c 0%, transparent 26%),
    linear-gradient(150deg, var(--bg-deep), var(--bg-mid));
}

.page-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.admin-layout {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 30px 18px 48px;
}

.hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  color: #edf4f7;
}

.eyebrow {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.8;
}

.hero h1 {
  margin: 10px 0 8px;
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.05;
}

.subtitle {
  margin: 0;
  opacity: 0.9;
}

.back-link {
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #ffffff;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  transition: all 0.2s ease;
}

.back-link:hover {
  background: rgba(255, 255, 255, 0.15);
}

.card {
  border: 1px solid var(--card-border);
  border-radius: 18px;
  background: var(--card);
  backdrop-filter: blur(8px);
  padding: 18px;
  box-shadow: 0 20px 40px rgba(4, 17, 28, 0.2);
}

.auth-card {
  margin-bottom: 16px;
}

.card h2 {
  margin: 0;
  font-size: 22px;
}

.muted {
  margin: 8px 0 14px;
  color: var(--text-muted);
}

.auth-form,
.grid-form {
  display: grid;
  gap: 10px;
  grid-template-columns: 1.4fr 1fr auto;
}

.grid-form.compact {
  grid-template-columns: 1fr auto;
  margin-top: 12px;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  color: var(--text-main);
  background: #ffffff;
}

input:focus {
  outline: 2px solid rgba(11, 114, 133, 0.25);
  border-color: var(--brand);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background: var(--brand);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--brand-strong);
}

.btn-ghost {
  background: #e6f0f5;
  color: #163849;
}

.btn-ghost:hover {
  background: #d7e6ee;
}

.btn-danger {
  background: #ffe4e1;
  color: var(--danger);
}

.btn-danger:hover {
  background: #ffd1cb;
}

.panel-topbar {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.top-actions,
.inline-actions {
  display: flex;
  gap: 8px;
}

.status-text {
  margin: 14px 0 10px;
  color: var(--text-muted);
  font-size: 14px;
}

.status-text.ok {
  color: var(--success);
}

.status-text.warn {
  color: var(--warning);
}

.status-text.error {
  color: var(--danger);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #ffffff;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 920px;
}

.data-table th,
.data-table td {
  border-bottom: 1px solid #e9f0f4;
  padding: 10px 12px;
  text-align: left;
  vertical-align: middle;
}

.data-table th {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #476170;
  background: #f6fafc;
}

.data-table td:nth-child(1) {
  font-family: 'IBM Plex Mono', monospace;
}

.data-table td:nth-child(4),
.data-table td:nth-child(5) {
  font-size: 13px;
  color: #4f6978;
}

.row-actions {
  display: flex;
  gap: 8px;
}

.mini-btn {
  border: 1px solid #d1e1ea;
  background: #f9fcfe;
  color: #173646;
  border-radius: 10px;
  padding: 6px 10px;
  cursor: pointer;
}

.mini-btn:hover {
  background: #eef6fb;
}

.mini-btn.delete {
  color: var(--danger);
  border-color: #f0c8c4;
  background: #fff5f4;
}

.mini-btn.delete:hover {
  background: #ffeceb;
}

.empty {
  text-align: center;
  color: var(--text-muted);
}

.hidden {
  display: none;
}

@media (max-width: 840px) {
  .hero {
    flex-direction: column;
  }

  .auth-form,
  .grid-form,
  .grid-form.compact {
    grid-template-columns: 1fr;
  }

  .top-actions,
  .inline-actions {
    width: 100%;
  }

  .top-actions .btn,
  .inline-actions .btn {
    flex: 1;
  }
}