.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.48rem;
  border-radius: var(--radius-pill);
  padding: 0.72rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.2;
  border: 1px solid transparent;
  text-decoration: none;
  transition:
    transform var(--transition-fast),
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #051327;
  background: linear-gradient(120deg, var(--accent-cyan), #5ba5ff 50%, #7f8eff 100%);
  box-shadow: 0 8px 20px rgba(50, 142, 255, 0.34);
}

.btn-primary:hover {
  box-shadow: 0 10px 24px rgba(50, 142, 255, 0.45);
}

.btn-secondary {
  color: var(--btn-secondary-text);
  border-color: var(--btn-secondary-border);
  background: var(--btn-secondary-bg);
}

.btn-secondary:hover {
  border-color: var(--btn-secondary-border-hover);
  color: var(--text-100);
}

.btn-ghost {
  border-color: var(--btn-ghost-border);
  color: var(--text-300);
  background: var(--btn-ghost-bg);
}

.btn-ghost:hover {
  color: var(--text-100);
}

.lead-text {
  font-size: clamp(1.06rem, 1.8vw, 1.21rem);
  line-height: 1.68;
}

.card {
  padding: clamp(1.2rem, 2.4vw, 1.65rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface-card);
  box-shadow: var(--shadow-soft);
}

.card h3,
.card h4 {
  margin-bottom: var(--space-sm);
}

.card p {
  margin-bottom: var(--space-md);
}

.card .plain-list {
  margin-top: var(--space-md);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.93rem;
  color: var(--accent-cyan);
  text-decoration: none;
}

.card-link::after {
  content: "→";
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.36rem 0.74rem;
  border-radius: var(--radius-pill);
  background: var(--surface-chip);
  border: 1px solid var(--surface-chip-border);
  color: var(--text-200);
  font-size: 0.84rem;
}

.icon-title {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: var(--space-sm);
}

.icon-title .icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  border: 1px solid var(--surface-icon-border);
  background: var(--surface-icon);
}

.trust-strip {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: var(--surface-strip);
}

.trust-strip-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.6rem;
  padding: 1rem 0;
}

.trust-strip-list li {
  text-align: center;
  border: 1px solid rgba(136, 168, 244, 0.24);
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.75rem;
  color: var(--text-200);
  font-size: 0.82rem;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.check-list,
.plain-list {
  display: grid;
  gap: 0.45rem;
}

.check-list li,
.plain-list li {
  position: relative;
  color: var(--text-300);
  padding-left: 1.38rem;
  line-height: 1.57;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 0.16rem;
  background: linear-gradient(150deg, var(--accent-cyan), var(--accent-blue));
}

.plain-list li::before {
  content: "•";
  position: absolute;
  left: 0.2rem;
  top: -0.03rem;
  color: var(--accent-cyan);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-sm);
}

.metric {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-metric-border);
  background: var(--surface-metric);
}

.metric strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.42rem;
  margin-bottom: 0.2rem;
}

.cta-panel {
  border: 1px solid var(--surface-cta-border);
  border-radius: var(--radius-xl);
  padding: clamp(1.4rem, 3vw, 2.45rem);
  background: var(--surface-cta);
}

.cta-panel p {
  max-width: 70ch;
}

.notice-box {
  border-left: 3px solid var(--accent-cyan);
  padding: var(--space-md) var(--space-lg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--surface-notice);
}

.faq-wrap {
  display: grid;
  gap: 0.72rem;
}

.faq-item {
  border: 1px solid var(--surface-faq-border);
  border-radius: var(--radius-md);
  background: var(--surface-faq);
  overflow: clip;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1rem 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-100);
  font-weight: 700;
}

.faq-question::after {
  content: "+";
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text-200);
}

.faq-item.is-open .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 1.1rem 1rem;
}

.faq-answer p {
  color: var(--text-300);
}

.js-enabled .faq-answer {
  display: none;
}

.form-wrap {
  border: 1px solid var(--surface-form-border);
  border-radius: var(--radius-lg);
  background: var(--surface-form);
  padding: clamp(1.2rem, 2.7vw, 1.95rem);
  min-width: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.95rem;
  align-items: start;
  min-width: 0;
}

.form-field {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
  width: 100%;
}

.form-field label {
  font-size: 0.88rem;
  color: var(--text-200);
}

.form-field input,
.form-field select,
.form-field textarea {
  display: block;
  box-sizing: border-box;
  width: 100%;
  inline-size: 100%;
  max-width: 100%;
  max-inline-size: 100%;
  min-width: 0;
  min-inline-size: 0;
  border: 1px solid var(--surface-input-border);
  border-radius: var(--radius-sm);
  background: var(--surface-input);
  color: var(--text-100);
  padding: 0.66rem 0.78rem;
}

.form-field select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.25L6 6.25L11 1.25' stroke='%231a335e' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.82rem center;
  background-size: 12px 8px;
  padding-right: 2.1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-theme="dark"] .form-field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1.25L6 6.25L11 1.25' stroke='%23d6e5ff' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.form-field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-field .field-help {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.form-error {
  min-height: 1.1rem;
  color: var(--status-error);
  font-size: 0.8rem;
}

.form-status {
  margin-top: var(--space-sm);
  font-size: 0.88rem;
  color: var(--status-success);
}

.form-status.is-error {
  color: var(--status-error);
}

.form-status.is-success {
  color: var(--status-success);
}

.kicker {
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.79rem;
  margin-bottom: var(--space-xs);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.hero-diagram {
  display: grid;
  place-items: center;
  width: min(100%, 620px);
  justify-self: end;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--surface-hero-diagram-border);
  border-radius: var(--radius-xl);
  padding: clamp(0.65rem, 1.5vw, 1.1rem);
  background: var(--surface-hero-diagram);
  box-shadow: var(--shadow-glow);
}

.hero-diagram img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: calc(var(--radius-xl) - 0.5rem);
}