.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0.75rem 1.15rem;
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background-color var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}

.btn:focus-visible,
.nav-link:focus-visible,
.faq-question:focus-visible,
input:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 10px 20px rgba(206, 143, 138, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  box-shadow: var(--color-card-shadow);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #925a56;
  background: rgba(206, 143, 138, 0.18);
  border: 1px solid rgba(206, 143, 138, 0.3);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.75rem;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(45, 45, 45, 0.08);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.nav-link {
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  position: relative;
  cursor: pointer;
}

.burger span {
  position: absolute;
  left: 10px;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.burger span:nth-child(1) {
  top: 14px;
}

.burger span:nth-child(2) {
  top: 21px;
}

.burger span:nth-child(3) {
  top: 28px;
}

.burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--color-card-shadow);
  padding: var(--space-xl);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--color-card-shadow-hover);
}

.icon-chip {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: inline-grid;
  place-items: center;
  background: rgba(206, 143, 138, 0.2);
  color: #8a4f4b;
  font-weight: 700;
}

.fake-panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #fff, #fdfbfb);
  padding: var(--space-md);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left {
  transform: translateX(-24px);
}

.reveal-right {
  transform: translateX(24px);
}

.revealed {
  opacity: 1;
  transform: translate(0);
}