:root {
  --bg: #eef2f6;
  --ink: #17202a;
  --muted: #617083;
  --panel: #ffffff;
  --line: #d8e0ea;
  --brand: #0f766e;
  --brand-dark: #0a5f58;
  --accent: #2563eb;
  --danger: #b91c1c;
  --good: #15803d;
  --warning: #b45309;
  --soft: #f6f8fb;
  --shadow: 0 18px 45px rgba(23, 32, 42, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.08), transparent 34%),
    linear-gradient(315deg, rgba(37, 99, 235, 0.08), transparent 38%),
    var(--bg);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}

button,
input {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
  padding: 11px 14px;
}

button:hover {
  border-color: var(--brand);
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
  color: var(--ink);
  padding: 12px;
  outline: none;
}

input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.14);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
}

h2 {
  font-size: 1.1rem;
}

label {
  display: block;
  margin: 14px 0 7px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 34px 20px 24px;
}

.eyebrow {
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.subtitle {
  max-width: 680px;
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.account-card,
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.account-card {
  display: grid;
  gap: 5px;
  min-width: 250px;
  padding: 16px;
}

.account-card span,
.account-card small,
.profile-card span {
  color: var(--muted);
}

.account-card strong {
  font-size: 1rem;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 34px;
}

.panel {
  padding: 20px;
}

.login-panel {
  grid-row: span 2;
}

.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.status-pill {
  min-width: 76px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 7px 10px;
  text-align: center;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.method-button {
  min-height: 48px;
  padding: 10px;
}

.method-button.active {
  border-color: var(--brand);
  background: #e8f6f3;
  color: var(--brand-dark);
}

.auth-form {
  margin-top: 18px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.primary {
  width: 100%;
  margin-top: 16px;
  border-color: var(--brand);
  background: var(--brand);
  color: white;
}

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

.helper-text {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.auth-message,
.console-card,
.profile-card,
.method-info article,
.audit-log li {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.auth-message {
  margin-top: 16px;
  padding: 13px;
  color: var(--muted);
  line-height: 1.45;
}

.auth-message.success {
  border-color: rgba(21, 128, 61, 0.35);
  background: #ecfdf3;
  color: var(--good);
}

.auth-message.error {
  border-color: rgba(185, 28, 28, 0.35);
  background: #fff1f2;
  color: var(--danger);
}

.console-card {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.console-card p {
  color: var(--muted);
  line-height: 1.45;
}

.profile-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
  padding: 14px;
}

.profile-card strong {
  display: block;
  margin-top: 4px;
}

.method-info {
  display: grid;
  gap: 10px;
}

.method-info article {
  padding: 12px;
}

.method-info h3 {
  margin: 0 0 6px;
  font-size: 0.95rem;
}

.method-info p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.audit-log {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 22px;
}

.audit-log li {
  padding: 10px;
  color: var(--muted);
  line-height: 1.4;
}

.empty-log {
  color: var(--muted);
  list-style: none;
}

@media (max-width: 900px) {
  .app-header {
    align-items: stretch;
    flex-direction: column;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .login-panel {
    grid-row: auto;
  }
}

@media (max-width: 620px) {
  .method-grid,
  .profile-card {
    grid-template-columns: 1fr;
  }

  .field-row {
    grid-template-columns: 1fr;
  }
}