/* Design tokens mirror https://status.sprktechnologies.in/login */
:root {
  --bg: #f1f5f9;
  --surface: #ffffff;
  --border: #e2e8f0;
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --primary-lt: #eff6ff;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --green: #16a34a;
  --green-bg: #f0fdf4;
  --green-border: #bbf7d0;
  --amber: #d97706;
  --amber-bg: #fffbeb;
  --amber-border: #fde68a;
  --red: #dc2626;
  --red-bg: #fef2f2;
  --red-border: #fecaca;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.06);
}

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

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.auth-layout {
  width: 100%;
  max-width: 560px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--primary);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.brand-sub {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.auth-card {
  padding: 28px;
}

.card-head {
  margin-bottom: 22px;
}

.page-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
}

.page-subtitle {
  margin-top: 4px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.form-stack > * + * {
  margin-top: 18px;
}

.field-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 5px;
}

.label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.field-head .label {
  margin-bottom: 0;
}

.input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.8125rem;
  color: var(--text-primary);
  background: var(--surface);
  outline: none;
  transition: border-color 0.12s, box-shadow 0.12s;
  appearance: none;
}

.input::placeholder {
  color: var(--text-muted);
}

.input:hover {
  border-color: #cbd5e1;
}

.input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 1.5px var(--primary);
}

.input:disabled,
.input[readonly] {
  background: #f8fafc;
  color: var(--text-secondary);
}

.input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

[hidden] {
  display: none !important;
}

.input-row .input {
  flex: 1 1 auto;
  min-width: 0;
}

.field > .label + .input-row {
  margin-top: 0;
}

.aptitude-context {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #f8fafc;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.aptitude-context strong {
  color: var(--text-primary);
  font-weight: 600;
}

.prose h2 {
  margin-top: 20px;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.prose p,
.prose li {
  margin-top: 6px;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.prose ol,
.prose ul {
  margin-top: 6px;
  padding-left: 18px;
}

.prose li + li {
  margin-top: 6px;
}

.prose .note {
  margin-top: 20px;
  padding: 9px 12px;
  border: 1px solid var(--amber-border);
  border-radius: var(--radius-sm);
  background: var(--amber-bg);
  color: var(--amber);
}

.hint {
  margin-top: 6px;
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.78125rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--primary);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--primary-lt);
  border-color: #bfdbfe;
}

.btn-block {
  width: 100%;
  height: 38px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 7px;
  border-radius: 4px;
  font-size: 0.6875rem;
  font-weight: 600;
  line-height: 20px;
  border: 1px solid var(--border);
}

.badge-green {
  background: var(--green-bg);
  color: var(--green);
  border-color: var(--green-border);
}

.badge-yellow {
  background: var(--amber-bg);
  color: var(--amber);
  border-color: var(--amber-border);
}

.badge-gray {
  background: #f8fafc;
  color: var(--text-secondary);
  border-color: var(--border);
}

.status {
  margin-top: 7px;
  font-size: 0.71875rem;
  color: var(--text-secondary);
}

.status[data-state="error"] {
  color: var(--red);
}

.status[data-state="success"] {
  color: var(--green);
}

.alert {
  display: none;
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
}

.alert[data-state="error"] {
  display: block;
  background: var(--red-bg);
  border-color: var(--red-border);
  color: var(--red);
}

.alert[data-state="success"] {
  display: block;
  background: var(--green-bg);
  border-color: var(--green-border);
  color: var(--green);
}

.divider {
  border: 0;
  border-top: 1px solid var(--border);
}

.footnote {
  margin-top: 14px;
  text-align: center;
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.noscript {
  margin-top: 14px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  color: var(--amber);
  font-size: 0.75rem;
}

/* Success page */
.success {
  text-align: center;
}

.success-mark {
  width: 44px;
  height: 44px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green-bg);
  border: 1px solid var(--green-border);
  color: var(--green);
  font-size: 20px;
  font-weight: 700;
}

.success-title {
  font-size: 1.0625rem;
  font-weight: 700;
}

.success-text {
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.success-actions {
  margin-top: 22px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.detail-list {
  margin: 18px auto 0;
  max-width: 340px;
  border-top: 1px solid var(--border);
  text-align: left;
}

.detail-list div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.75rem;
}

.detail-list dt {
  color: var(--text-secondary);
  font-weight: 500;
}

.detail-list dd {
  color: var(--text-primary);
  font-weight: 600;
}

@media (max-width: 480px) {
  body {
    padding: 20px 12px;
  }

  .auth-card {
    padding: 20px;
  }

  .input-row {
    flex-wrap: wrap;
  }

  .input-row .btn {
    width: 100%;
  }
}