/* ============================================================
   LAYOUT — header, footer, container, sections
   ============================================================ */

/* ── Container ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ── Section wrapper ─────────────────────────────────────── */
.section      { padding-block: var(--sp-30); }
.section--sm  { padding-block: var(--sp-20); }
.section--lg  { padding-block: clamp(80px,10vw,160px); }
.section--xl  { padding-block: clamp(100px,12vw,200px); }

/* ── Section header ──────────────────────────────────────── */
.section-header { margin-bottom: var(--sp-12); }
.section-header.center { text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-xxs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--sp-4);
}
.eyebrow::before {
  content: '';
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-accent);
}

.section-title { margin-bottom: var(--sp-4); }

.section-lead {
  font-size: clamp(16px, 1.4vw, 18px);
  color: var(--color-text-muted);
  line-height: var(--lh-body);
  max-width: 54ch;
}
.section-header.center .section-lead { margin-inline: auto; }

/* ── HEADER ──────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.site-header.is-scrolled {
  border-color: var(--color-border);
  box-shadow: 0 1px 24px rgba(13,21,16,.07);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--sp-8);
}

/* Logo */
.header-logo {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  gap: 2px;
}
.logo-name {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: var(--fw-semibold);
  color: var(--color-primary-dark);
  letter-spacing: -.01em;
}
.logo-title {
  font-size: var(--fs-xxs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* Nav */
.header-nav { flex: 1; display: flex; justify-content: center; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-link {
  display: block;
  padding: 7px 14px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-muted);
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
  letter-spacing: -.01em;
}
.nav-link:hover { color: var(--color-text-main); background: var(--color-bg-cream); }
.nav-link.is-active { color: var(--color-primary); background: var(--color-primary-light); }

/* Header actions */
.header-actions {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}
.header-phone {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-body);
  letter-spacing: -.01em;
  transition: color var(--t-fast);
}
.header-phone:hover { color: var(--color-primary); }

/* Burger */
.burger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px; height: 40px;
  border-radius: var(--r-sm);
  transition: background var(--t-fast);
}
.burger-btn:hover { background: var(--color-bg-cream); }
.burger-btn span {
  display: block;
  width: 20px; height: 1.5px;
  background: var(--color-text-main);
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base), width var(--t-base);
  transform-origin: center;
}
.burger-btn.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger-btn.is-open span:nth-child(2) { opacity: 0; width: 0; }
.burger-btn.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: var(--z-overlay);
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--sp-8) var(--container-pad) var(--sp-12);
  flex-direction: column;
  gap: var(--sp-1);
  border-top: 1px solid var(--color-border);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity var(--t-slow), transform var(--t-slow);
}
.mobile-nav.is-open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.mobile-nav .nav-link {
  font-size: 18px;
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-sm);
  color: var(--color-text-body);
}
.mobile-nav-actions {
  margin-top: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--color-border-sub);
}

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding-block: var(--sp-16) var(--sp-10);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: var(--sp-12);
  padding-bottom: var(--sp-12);
  border-bottom: 1px solid rgba(255,255,255,.10);
  margin-bottom: var(--sp-8);
}

.footer-brand .logo-name  { color: #fff; }
.footer-brand .logo-title { color: rgba(255,255,255,.40); }

.footer-desc {
  margin-top: var(--sp-4);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,.45);
  line-height: var(--lh-body);
  max-width: 28ch;
}

.footer-col-title {
  font-family: var(--font-sans);
  font-size: var(--fs-xxs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-bottom: var(--sp-5);
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,.60);
  transition: color var(--t-fast);
}
.footer-col ul li a:hover { color: #fff; }

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: var(--sp-3);
}
.footer-contact-item .label {
  font-size: 10px;
  color: rgba(255,255,255,.35);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
}
.footer-contact-item a {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,.70);
  transition: color var(--t-fast);
}
.footer-contact-item a:hover { color: var(--terracotta); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: space-between;
  align-items: flex-start;
}
.footer-copy {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,.30);
}
.footer-disclaimer {
  font-size: 11px;
  color: rgba(255,255,255,.22);
  max-width: 520px;
  line-height: 1.55;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-10); }
  .header-phone { display: none; }
}

@media (max-width: 768px) {
  .section     { padding-block: var(--sp-20); }
  .section--sm { padding-block: var(--sp-12); }
  .section--lg { padding-block: var(--sp-20); }

  .header-nav  { display: none; }
  .burger-btn  { display: flex; }

  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-10); }
  .footer-bottom { flex-direction: column; }
}