.container {
  width: min(100% - 2rem, 75rem);
  margin-inline: auto;
}

.section {
  padding-block: var(--space-12);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2,
.grid-3,
.grid-4 {
  grid-template-columns: minmax(0, 1fr);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  background: rgb(255 255 255 / 94%);
  border-bottom: 1px solid var(--gray-200);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  min-height: 4.5rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-logo {
  color: var(--gray-900);
  font-size: var(--text-lg);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.site-logo__accent {
  color: var(--amber-600);
}

.site-nav__toggle {
  display: inline-flex;
  width: 2.875rem;
  height: 2.875rem;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: var(--gray-900);
  background: var(--gray-50);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
}

.site-nav__toggle-lines,
.site-nav__toggle-lines::before,
.site-nav__toggle-lines::after {
  width: 1.25rem;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.site-nav__toggle-lines {
  position: relative;
}

.site-nav__toggle-lines::before,
.site-nav__toggle-lines::after {
  position: absolute;
  left: 0;
  content: "";
}

.site-nav__toggle-lines::before {
  transform: translateY(-0.4rem);
}

.site-nav__toggle-lines::after {
  transform: translateY(0.4rem);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-lines {
  background: transparent;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-lines::before {
  transform: rotate(45deg);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-lines::after {
  transform: rotate(-45deg);
}

.site-nav__menu {
  position: absolute;
  top: 100%;
  right: 0;
  left: 0;
  display: none;
  padding: var(--space-4) 1rem var(--space-6);
  margin: 0;
  background: #ffffff;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md);
  list-style: none;
}

.site-nav__menu.is-open {
  display: grid;
  gap: var(--space-2);
}

.site-nav__link {
  display: block;
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  font-weight: 650;
  text-decoration: none;
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"] {
  background: var(--gray-100);
}

.category-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5);
}

.category-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.category-card:hover {
  border-color: var(--gray-400);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.category-card__media {
  display: grid;
  min-height: 12rem;
  place-items: center;
  overflow: hidden;
  color: var(--gray-700);
  background: linear-gradient(145deg, var(--gray-100), #fef3c7);
}

.category-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-card__icon {
  font-size: 3rem;
  line-height: 1;
}

.category-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-5);
}

.category-card__title {
  margin-bottom: 0;
}

.category-card__link {
  margin-top: auto;
  color: var(--gray-800);
  font-weight: 700;
}

.lead-section {
  padding-block: var(--space-12);
  background: var(--gray-900);
}

.lead-section,
.lead-section h2 {
  color: #ffffff;
}

.lead-section__inner {
  display: grid;
  gap: var(--space-8);
}

.lead-form {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-5);
  color: var(--gray-900);
  background: #ffffff;
  border-radius: var(--radius-lg);
}

.form-field {
  display: grid;
  gap: var(--space-2);
}

.form-field label {
  font-weight: 700;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  min-height: 2.875rem;
  padding: 0.7rem 0.8rem;
  background: #ffffff;
  border: 1px solid var(--gray-400);
  border-radius: var(--radius-sm);
}

.form-field textarea {
  min-height: 7.5rem;
  resize: vertical;
}

.form-field input:invalid:not(:placeholder-shown),
.form-field textarea:invalid:not(:placeholder-shown) {
  border-color: #b91c1c;
}

.form-status {
  min-height: 1.5em;
  margin-bottom: 0;
  font-size: var(--text-sm);
  font-weight: 650;
}

.form-status[data-state="success"] {
  color: #166534;
}

.form-status[data-state="error"] {
  color: #b91c1c;
}

.faq {
  display: grid;
  gap: var(--space-3);
}

.faq__item {
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
}

.faq__question {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5);
  text-align: left;
  background: transparent;
  border: 0;
  font-weight: 750;
}

.faq__question::after {
  flex: 0 0 auto;
  color: var(--amber-600);
  content: "+";
  font-size: 1.5rem;
  line-height: 1;
}

.faq__question[aria-expanded="true"]::after {
  content: "−";
}

.faq__answer {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-text-muted);
}

.faq__answer[hidden] {
  display: none;
}

.footer {
  padding-block: var(--space-10);
  color: var(--gray-300);
  background: var(--gray-900);
  border-top: 1px solid var(--gray-700);
}

.footer__grid {
  display: grid;
  gap: var(--space-8);
}

.footer__title,
.footer .site-logo {
  color: #ffffff;
}

.footer__title {
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
}

.footer__links {
  display: grid;
  gap: var(--space-2);
  padding: 0;
  margin: 0;
  list-style: none;
}

.footer a:hover {
  color: var(--amber-400);
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-6);
  margin-top: var(--space-8);
  border-top: 1px solid var(--gray-700);
  font-size: var(--text-sm);
}

@media (min-width: 480px) {
  .category-grid,
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  body.menu-open {
    overflow: auto;
  }

  .section,
  .lead-section {
    padding-block: var(--space-16);
  }

  .site-nav__toggle {
    display: none;
  }

  .site-nav__menu,
  .site-nav__menu.is-open {
    position: static;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
  }

  .category-grid,
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .lead-section__inner {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .container {
    width: min(100% - 4rem, 75rem);
  }

  .section,
  .lead-section {
    padding-block: var(--space-20);
  }

  .grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}