:root {
  --bg: #09111f;
  --surface: #111d2e;
  --surface-soft: #16253a;
  --border: #2b405b;
  --text: #edf5ff;
  --muted: #aabbd1;
  --blue: #41a6ff;
  --blue-dark: #1976d2;
  --green: #22c58a;
  --danger: #ef6b73;
  --shadow: 0 16px 45px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(49, 139, 255, 0.20), transparent 32rem),
    var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-shell {
  width: 100%;
  max-width: 440px;
}

.login-card,
.card,
.details-card,
.notice {
  border: 1px solid var(--border);
  background: rgba(17, 29, 46, 0.96);
  box-shadow: var(--shadow);
  border-radius: 18px;
}

.login-card {
  padding: 38px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--blue), #7665ff);
  color: white;
  font-weight: 800;
  font-size: 25px;
  margin-bottom: 22px;
}

.eyebrow,
.card-label {
  margin: 0 0 8px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.11em;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 9px;
  font-size: 30px;
}

h2 {
  margin-bottom: 0;
  word-break: break-word;
}

.subtext,
.helper-text,
.footer-note {
  color: var(--muted);
  line-height: 1.6;
}

.login-form {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0b1524;
  color: var(--text);
  padding: 13px 14px;
  font-size: 15px;
}

input:focus {
  outline: 2px solid var(--blue);
  border-color: transparent;
}

button,
.logout-link {
  border: 0;
  border-radius: 10px;
  padding: 12px 16px;
  cursor: pointer;
  background: var(--blue);
  color: white;
  font-weight: 800;
  text-decoration: none;
  transition: 0.18s ease;
}

button:hover,
.logout-link:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
}

.alert-error {
  margin-top: 18px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(239, 107, 115, 0.45);
  background: rgba(239, 107, 115, 0.12);
  color: #ffd7d9;
}

.footer-note {
  margin: 25px 0 0;
  font-size: 12px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  padding: 24px max(24px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid var(--border);
  background: rgba(9, 17, 31, 0.68);
  backdrop-filter: blur(10px);
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-badge {
  color: var(--muted);
  font-size: 14px;
}

.logout-link {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  padding: 9px 13px;
}

.page-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 32px auto 60px;
}

.notice {
  padding: 16px 18px;
  margin-bottom: 22px;
  color: var(--muted);
}

.notice strong {
  color: var(--green);
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.card {
  grid-column: span 4;
  padding: 22px;
}

.token-card {
  grid-column: span 12;
}

.card-heading,
.details-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.token-card h2 {
  font-size: clamp(19px, 2.2vw, 28px);
  letter-spacing: 0.02em;
}

.small-heading {
  font-size: 18px;
  line-height: 1.4;
}

.status-pill {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(65, 166, 255, 0.12);
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.status-pill.visible {
  background: rgba(34, 197, 138, 0.13);
  color: var(--green);
}

.token-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.token-actions button:last-child,
.details-heading button {
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

.details-card {
  margin-top: 18px;
  padding: 24px;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: 24px 0;
}

.details-grid div {
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(22, 37, 58, 0.75);
}

.details-grid span {
  display: block;
  color: var(--muted);
  margin-bottom: 7px;
  font-size: 12px;
}

.details-grid strong {
  font-size: 14px;
  word-break: break-word;
}

pre {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  overflow-x: auto;
  background: #07101c;
  color: #c5dcff;
  font-size: 13px;
  line-height: 1.55;
}

@media (max-width: 800px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .card {
    grid-column: span 12;
  }

  .details-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .page-shell {
    width: min(100% - 24px, 1180px);
    margin-top: 20px;
  }

  .login-card {
    padding: 28px 22px;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }

  .card-heading,
  .details-heading {
    flex-direction: column;
  }
}

.primary-action {
  background: linear-gradient(135deg, #1976d2, #41a6ff);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(2, 7, 14, 0.78);
  backdrop-filter: blur(7px);
}

.modal-backdrop.hidden {
  display: none;
}

.modal-card {
  width: min(100%, 510px);
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #101c2d;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55);
  padding: 26px;
}

.modal-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.modal-heading h2 {
  margin-bottom: 8px;
}

.close-button {
  min-width: 38px;
  min-height: 38px;
  padding: 0;
  font-size: 26px;
  line-height: 1;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

.generate-form {
  display: grid;
  gap: 15px;
  margin-top: 22px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 6px;
}

.secondary-button {
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

@media (max-width: 520px) {
  .modal-card {
    padding: 22px 18px;
  }

  .modal-actions {
    flex-direction: column-reverse;
  }

  .modal-actions button {
    width: 100%;
  }
}