:root {
  --fault-ink: #17202a;
  --fault-muted: #5a6775;
  --fault-line: rgba(23, 32, 42, 0.12);
  --fault-blue: #0c5adb;
  --fault-blue-dark: #083f9a;
  --fault-soft: #f3f7ff;
  --fault-warn: #fff4df;
  --fault-warn-border: #f0b44b;
  --fault-card: #ffffff;
}

.fault-page {
  color: var(--fault-ink);
}

.fault-header {
  border-bottom: 1px solid var(--fault-line);
  background: rgba(255, 255, 255, 0.96);
}

.fault-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}

.fault-brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--fault-ink);
  text-decoration: none;
}

.fault-language {
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
  font-weight: 700;
}

.fault-language a,
.fault-language span {
  color: var(--fault-ink);
  text-decoration: none;
  padding: 0.35rem 0.55rem;
  border-radius: 999px;
}

.fault-language .active {
  background: var(--fault-blue);
  color: #fff;
}

.fault-hero {
  background:
    radial-gradient(circle at 16% 20%, rgba(12, 90, 219, 0.16), transparent 28rem),
    linear-gradient(135deg, #ffffff 0%, #eef5ff 100%);
  border-bottom: 1px solid var(--fault-line);
}

.fault-wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.fault-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 2rem;
  align-items: start;
}

.fault-kicker {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--fault-blue-dark);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

.fault-page h1 {
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 0.98;
  margin: 0 0 1.2rem;
  letter-spacing: -0.055em;
}

.fault-lead {
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  color: var(--fault-muted);
  max-width: 62ch;
  line-height: 1.65;
}

.fault-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.fault-button,
.fault-button-muted {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.8rem 1.05rem;
  border-radius: 14px;
  font-weight: 800;
  text-decoration: none;
  border: 1px solid transparent;
}

.fault-button {
  background: var(--fault-blue);
  color: #fff;
}

.fault-button-muted {
  color: var(--fault-ink);
  background: #fff;
  border-color: var(--fault-line);
}

.inert-cta {
  cursor: default;
}

.fault-form-card {
  background: var(--fault-card);
  border: 1px solid var(--fault-line);
  border-radius: 24px;
  box-shadow: 0 22px 60px rgba(21, 39, 72, 0.12);
  padding: 1.25rem;
}

.fault-form-card h2 {
  margin: 0 0 0.45rem;
  font-size: 1.45rem;
}

.fault-form-card p {
  margin: 0 0 1rem;
  color: var(--fault-muted);
  line-height: 1.55;
}

.fault-local-note {
  background: #eef7f1;
  border: 1px solid rgba(18, 125, 72, 0.22);
  color: #0f5f36;
  border-radius: 14px;
  padding: 0.75rem;
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.fault-form {
  display: grid;
  gap: 0.8rem;
}

.fault-form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 700;
}

.fault-form input,
.fault-form textarea,
.fault-form select {
  width: 100%;
  border: 1px solid var(--fault-line);
  border-radius: 14px;
  padding: 0.8rem 0.9rem;
  font: inherit;
  background: #f7f9fc;
  color: var(--fault-muted);
}

.fault-form textarea {
  min-height: 112px;
  resize: vertical;
}

.fault-form button:disabled {
  opacity: 0.72;
  cursor: not-allowed;
}

.fault-section {
  padding: 3.6rem 1.25rem;
}

.fault-section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.fault-section h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 1rem;
}

.fault-section-intro {
  color: var(--fault-muted);
  line-height: 1.65;
  max-width: 72ch;
  margin-bottom: 1.5rem;
}

.fault-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.fault-card {
  background: #fff;
  border: 1px solid var(--fault-line);
  border-radius: 20px;
  padding: 1.15rem;
  min-height: 150px;
}

.fault-card strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.04rem;
}

.fault-card span,
.fault-card p {
  color: var(--fault-muted);
  line-height: 1.55;
  margin: 0;
}

.fault-warning {
  background: var(--fault-warn);
  border: 1px solid var(--fault-warn-border);
  border-radius: 20px;
  padding: 1rem 1.1rem;
  margin: 1.2rem 0;
  line-height: 1.6;
}

.fault-choice {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.fault-link-card {
  display: block;
  background: var(--fault-soft);
  color: var(--fault-ink);
  border: 1px solid rgba(12, 90, 219, 0.15);
  border-radius: 20px;
  padding: 1.1rem;
  text-decoration: none;
}

.fault-link-card strong {
  display: block;
  margin-bottom: 0.45rem;
}

.fault-link-card span {
  color: var(--fault-muted);
}

.fault-steps {
  counter-reset: step;
  display: grid;
  gap: 0.8rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.fault-steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  background: #fff;
  border: 1px solid var(--fault-line);
  border-radius: 18px;
  padding: 1rem;
}

.fault-steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--fault-blue);
  color: #fff;
  font-weight: 800;
}

.fault-faq {
  display: grid;
  gap: 0.7rem;
}

.fault-faq details {
  border: 1px solid var(--fault-line);
  border-radius: 16px;
  padding: 0.95rem 1rem;
  background: #fff;
}

.fault-faq summary {
  cursor: pointer;
  font-weight: 800;
}

.fault-faq p {
  color: var(--fault-muted);
  line-height: 1.6;
}

.fault-footer {
  background: #111827;
  color: #fff;
  padding: 2rem 1.25rem;
}

.fault-footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.fault-footer a {
  color: #fff;
}

@media (max-width: 820px) {
  .fault-hero-grid,
  .fault-card-grid,
  .fault-choice {
    grid-template-columns: 1fr;
  }

  .fault-wrap {
    padding-top: 2.7rem;
    padding-bottom: 2.7rem;
  }

  .fault-nav {
    align-items: flex-start;
    flex-direction: column;
  }
}