/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.container--wide {
  max-width: var(--container-wide);
}

/* ─── Site Header ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-6);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-mark span {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-text .name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.logo-text .sub {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 1px;
}

/* Navigation */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--border-radius);
  transition: color var(--transition), background var(--transition);
  letter-spacing: 0.01em;
}

.nav-link:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}

.nav-link.active {
  color: var(--color-primary);
  background: rgba(192, 74, 30, 0.07);
}

.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: var(--space-2) var(--space-5) !important;
  border-radius: 100px !important;
  font-weight: 600;
  margin-left: var(--space-2);
}

.nav-cta:hover {
  background: var(--color-primary-dark) !important;
  color: #fff !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  cursor: pointer;
  background: none;
  border: none;
  padding: var(--space-2);
  border-radius: var(--border-radius);
  transition: background var(--transition);
}

.nav-toggle:hover { background: var(--color-bg-alt); }

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── Page wrapper ─── */
.page-main {
  padding-top: 72px;
}

/* ─── Section utility ─── */
.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.section--sm {
  padding-block: clamp(var(--space-12), 5vw, var(--space-20));
}

.section--dark {
  background: var(--color-bg-deep);
  color: var(--color-text-light);
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--warm {
  background: var(--color-bg-dark);
}

/* Section headings */
.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-dark .section-label {
  color: var(--color-accent);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 400;
  color: var(--color-text);
  max-width: 18ch;
  line-height: 1.1;
}

.section-title--center {
  text-align: center;
  max-width: none;
}

.section-title--light {
  color: var(--color-text-light);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-top: var(--space-4);
}

.section-header {
  margin-bottom: clamp(var(--space-12), 5vw, var(--space-20));
}

.section-header--center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ─── Grid helpers ─── */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: var(--space-6);
}

/* ─── Footer ─── */
.site-footer {
  background: var(--color-bg-deep);
  color: rgba(254, 252, 249, 0.75);
  padding-block: var(--space-16) var(--space-10);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand .name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-3);
}

.footer-brand p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: rgba(254, 252, 249, 0.6);
}

.footer-col h4 {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(254, 252, 249, 0.5);
  margin-bottom: var(--space-4);
}

.footer-col a {
  display: block;
  font-size: var(--text-sm);
  color: rgba(254, 252, 249, 0.75);
  padding-block: var(--space-1);
  transition: color var(--transition);
}

.footer-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(254, 252, 249, 0.1);
  padding-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(254, 252, 249, 0.4);
}

.social-links {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(254, 252, 249, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(254, 252, 249, 0.6);
  font-size: 0.85rem;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}

.social-link:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-6) var(--space-6) var(--space-8);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
    pointer-events: none;
    gap: var(--space-1);
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    padding: var(--space-3) var(--space-4);
    font-size: 1.05rem;
    text-align: left;
  }

  .nav-cta {
    margin-left: 0 !important;
    text-align: center;
    margin-top: var(--space-2);
  }

  .nav-toggle { display: flex; }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}