:root {
  --vb-bg: #f6f2ec;
  --vb-paper: #fffdf9;
  --vb-text: #1b1d24;
  --vb-slate: #5a6472;
  --vb-gold: #8f6a43;
  --vb-line: #e7ded3;
  --vb-dark: #191b22;
  --vb-soft: #f2ebe2;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(143, 106, 67, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 106, 67, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 25%, transparent 80%);
  opacity: 0.6;
}

.js-site-header {
  transition:
    background-color 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.js-site-header.is-scrolled {
  background: rgba(255, 253, 249, 0.96);
  box-shadow: 0 14px 40px rgba(18, 22, 33, 0.08);
}

.menu-toggle {
  display: inline-flex;
  height: 46px;
  width: 46px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--vb-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  transition: border-color 180ms ease, transform 180ms ease;
}

.menu-toggle:hover {
  border-color: var(--vb-gold);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  border-radius: 999px;
  background: var(--vb-text);
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-panel {
  position: fixed;
  inset: 80px 16px auto;
  z-index: 45;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.mobile-panel.is-open {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0);
}

.mobile-panel__inner {
  border: 1px solid var(--vb-line);
  border-radius: 28px;
  background: rgba(255, 253, 249, 0.98);
  box-shadow: 0 24px 70px rgba(18, 22, 33, 0.12);
  padding: 20px;
  backdrop-filter: blur(14px);
}

.mobile-panel__link {
  display: block;
  padding: 13px 4px;
  border-bottom: 1px solid rgba(231, 222, 211, 0.7);
  color: var(--vb-text);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mobile-panel__link:last-of-type {
  border-bottom: 0;
}

.mobile-panel__actions {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.mobile-panel__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 16px;
  border: 1px solid var(--vb-line);
  border-radius: 999px;
  background: white;
  color: var(--vb-text);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.mobile-panel__button--dark {
  background: var(--vb-dark);
  border-color: var(--vb-dark);
  color: white;
}

body.menu-open {
  overflow: hidden;
}

.mobile-cta {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 40;
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 10px;
}

.mobile-cta a {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: 0 18px 36px rgba(18, 22, 33, 0.16);
}

.mobile-cta__primary {
  background: var(--vb-dark);
  color: white;
}

.mobile-cta__secondary {
  background: rgba(255, 253, 249, 0.96);
  border: 1px solid var(--vb-line);
  color: var(--vb-text);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 500ms ease,
    transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1023px) {
  body {
    padding-bottom: 86px;
  }
}

@media (min-width: 1024px) {
  .mobile-panel,
  .mobile-cta {
    display: none;
  }
}