/* =========================
   Header
   ========================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--header-height);
  background: rgba(244, 245, 242, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition:
    background var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

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

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 0;
  flex-shrink: 0;
}

.site-brand__logo {
  width: 50px;
  height: 50px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.site-brand__name {
  font-size: 1.05rem;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.04em;
  color: var(--color-primary-dark);
  line-height: 1.1;
}

.site-brand__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.2;
}

/* =========================
   Navigation
   ========================= */

.site-nav {
  position: relative;
  display: flex;
  align-items: center;
}

.site-nav__panel {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.72rem 0.92rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-primary-dark);
  background: var(--color-surface);
}

.site-nav__link.is-active {
  color: var(--color-primary-dark);
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px rgba(143, 189, 63, 0.16);
}

.site-nav__meta {
  display: flex;
  align-items: center;
  margin-left: var(--space-xs);
}

.site-nav__cta {
  min-height: 42px;
  padding-inline: 1rem;
  box-shadow: var(--shadow-sm);
}

.site-nav__toggle {
  display: none;
  position: relative;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.site-nav__toggle-line {
  position: absolute;
  width: 18px;
  height: 2px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-dark);
  transition:
    transform var(--transition-fast),
    opacity var(--transition-fast),
    top var(--transition-fast);
}

.site-nav__toggle-line:nth-child(1) {
  top: 15px;
}

.site-nav__toggle-line:nth-child(2) {
  top: 22px;
}

.site-nav__toggle-line:nth-child(3) {
  top: 29px;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-line:nth-child(1) {
  top: 22px;
  transform: rotate(45deg);
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-line:nth-child(2) {
  opacity: 0;
}

.site-nav__toggle[aria-expanded="true"] .site-nav__toggle-line:nth-child(3) {
  top: 22px;
  transform: rotate(-45deg);
}

/* =========================
   Hero layout
   ========================= */

.hero__container {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  align-items: center;
  gap: var(--space-2xl);
}

.hero__content {
  max-width: 680px;
}

.hero__visual {
  display: flex;
  justify-content: center;
}

/* =========================
   General content grids
   ========================= */

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
}

/* =========================
   Feature / CTA layouts
   ========================= */

.feature-box,
.cta-box {
  padding: var(--space-2xl);
  background: linear-gradient(180deg, #ffffff 0%, #f7faf4 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.feature-box__content,
.cta-box {
  max-width: 760px;
}

/* =========================
   Footer
   ========================= */

.site-footer {
  margin-top: var(--space-4xl);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.86);
}

.site-footer a {
  color: inherit;
}

.site-footer .site-brand__name {
  color: #ffffff;
}

.site-footer .site-brand__tagline {
  color: rgba(255, 255, 255, 0.72);
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.site-footer__brand {
  max-width: 460px;
}

.site-footer__text,
.site-footer__brand p {
  color: rgba(255, 255, 255, 0.72);
}

.site-footer__title {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffffff;
}

.site-footer__list {
  display: grid;
  gap: var(--space-xs);
}

.site-footer__list a {
  transition: color var(--transition-fast);
}

.site-footer__list a:hover,
.site-footer__list a:focus-visible {
  color: #ffffff;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.68);
}

.site-footer__small {
  color: rgba(255, 255, 255, 0.68);
}

/* =========================
   Responsive
   ========================= */

@media (max-width: 1180px) {
  .site-brand__tagline {
    display: none;
  }

  .site-nav__link {
    padding-inline: 0.72rem;
  }
}

@media (max-width: 980px) {
  .hero__container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }

  .hero__content {
    max-width: 100%;
  }

  .hero__actions {
    justify-content: center;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .site-footer__top {
    grid-template-columns: 1fr;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 920px) {
  .site-nav__toggle {
    display: inline-flex;
  }

  .site-nav__panel {
    position: absolute;
    top: calc(100% + 0.7rem);
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    min-width: min(92vw, 340px);
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
  }

  .site-nav__panel.is-open {
    display: flex;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2xs);
  }

  .site-nav__link {
    width: 100%;
    justify-content: flex-start;
    padding: 0.85rem 0.95rem;
  }

  .site-nav__meta {
    margin-top: var(--space-sm);
    margin-left: 0;
  }

  .site-nav__cta {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .site-header__inner {
    gap: var(--space-md);
  }

  .site-brand__name {
    font-size: 0.95rem;
  }

  .site-brand__logo {
    width: 44px;
    height: 44px;
  }

  .site-nav__panel {
    right: 0;
    left: 0;
    min-width: 0;
  }

  .site-footer__bottom {
    align-items: flex-start;
  }
}