*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0a0a0a;
  --surface: #111;
  --border: #1c1c1c;
  --text: #ededed;
  --text-dim: #888;
  --text-muted: #444;
  --accent: #D97757;
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'Inter', -apple-system, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;
  --danger: #ef4444;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  min-height: 100dvh;
}

.admin {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.admin--centered {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  gap: 16px;
}

.logo-link {
  display: inline-flex;
  text-decoration: none;
}

.logo-link img {
  height: 20px;
  width: auto;
}

.panel {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
}

.panel--login {
  max-width: 460px;
  padding: 32px;
  display: grid;
  gap: 18px;
}

.panel--login h1,
.panel-head h1 {
  font-family: var(--serif);
  font-size: clamp(36px, 5vw, 48px);
  line-height: 1;
  letter-spacing: -0.8px;
}

.panel--main {
  padding: 28px;
}

.panel-head {
  margin-bottom: 24px;
}

.panel-head p,
.muted {
  color: var(--text-dim);
  max-width: 64ch;
}

.login-form {
  display: grid;
  gap: 12px;
}

.field-label {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 11px;
  color: var(--text-muted);
}

.text-input {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.text-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.btn,
.link-button {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 10px 16px;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn:hover:not(:disabled),
.link-button:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: #3a3a3a;
}

.btn:disabled,
.link-button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  font-weight: 700;
}

.btn--danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.quick-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.quick-links a,
.link-button {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 12px;
  font-family: var(--mono);
  background: none;
  border: none;
  padding: 0;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.quick-links a:hover,
.link-button:hover {
  color: var(--text);
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.status-card {
  border: 1px solid var(--border);
  padding: 14px;
  background: var(--bg);
}

.status-card__label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.status-card__value {
  font-size: 22px;
  line-height: 1;
  font-weight: 700;
}

.actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.error-banner {
  border: 1px solid var(--danger);
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  padding: 10px 12px;
  font-size: 14px;
  font-family: var(--mono);
}

.loading {
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 14px 18px;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: grid;
  place-items: center;
  padding: 20px;
  backdrop-filter: blur(4px);
  z-index: 10;
}

.modal {
  width: min(540px, 100%);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  padding: 24px;
  display: grid;
  gap: 14px;
}

.modal h2 {
  font-family: var(--serif);
  font-size: 34px;
  line-height: 1;
}

.modal p {
  color: var(--text-dim);
}

.modal code {
  font-family: var(--mono);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 999px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}

@media (max-width: 860px) {
  .status-grid,
  .actions {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .admin {
    padding: 18px 14px 26px;
  }

  .panel--main,
  .panel--login {
    padding: 20px;
  }

  .status-grid,
  .actions {
    grid-template-columns: 1fr;
  }

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

  .modal {
    padding: 18px;
  }

  .modal h2 {
    font-size: 28px;
  }
}