/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: var(--space-3) var(--space-8);
  font-weight: 600;
  font-size: var(--font-body);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  text-align: center;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}
.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-surface);
  border: none;
  box-shadow: 0 4px 12px rgba(23, 79, 67, 0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(23, 79, 67, 0.3);
  background: var(--color-primary-hover); /* fallback */
}
.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-surface);
}
.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: var(--color-surface);
}
.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Announcement Bar */
.announcement-bar {
  background-color: var(--color-accent);
  color: var(--color-text-primary);
  text-align: center;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-small);
  font-weight: 700;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-4);
}
.announcement-bar a {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--color-border);
  transition: transform var(--transition-normal);
}
.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}
.nav-brand {
  font-family: var(--font-display-family);
  font-size: var(--font-h4);
  color: var(--color-primary);
  font-weight: 400;
}
.nav-links {
  display: none;
}
.nav-links a {
  font-weight: 500;
  transition: color var(--transition-fast);
}
.nav-links a:hover {
  color: var(--color-primary);
}
.nav-actions {
  display: none;
}
.menu-toggle {
  display: flex;
  align-items: center;
  color: var(--color-primary);
  padding: var(--space-2);
}

@media (min-width: 1024px) {
  .nav-links, .nav-actions { display: flex; align-items: center; gap: var(--space-6); }
  .menu-toggle { display: none; }
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background-color: var(--color-surface);
  z-index: 200;
  padding: var(--space-6) var(--container-padding);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  visibility: hidden;
}
.mobile-drawer.is-open {
  transform: translateX(0);
  visibility: visible;
}
.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-8);
}
.drawer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  font-size: var(--font-h4);
  margin-bottom: var(--space-8);
}

/* Cards */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}
.card:hover {
  box-shadow: var(--shadow-md);
}

/* Forms */
.form-group {
  margin-bottom: var(--space-4);
}
.form-label {
  display: block;
  font-size: var(--font-label);
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.form-control {
  width: 100%;
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background-color: var(--color-surface);
  transition: border-color var(--transition-fast);
}
.form-control:focus {
  border-color: var(--color-primary);
  outline: none;
}
textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Accordion */
.accordion-item {
  border-bottom: 1px solid var(--color-border);
}
.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
  font-weight: 600;
  font-size: var(--font-body-large);
  text-align: left;
}
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}
.accordion-content-inner {
  padding-bottom: var(--space-4);
  color: var(--color-text-secondary);
}
.accordion-item.is-active .accordion-content {
  max-height: 500px; /* arbitrary large max height for transition */
}
.accordion-icon {
  transition: transform var(--transition-fast);
}
.accordion-item.is-active .accordion-icon {
  transform: rotate(180deg);
}

/* Trust Chips */
.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-background-soft);
  border-radius: var(--radius-pill);
  font-size: var(--font-small);
  color: var(--color-primary);
  font-weight: 600;
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding-block: var(--space-12) var(--space-6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}
.footer h4 {
  color: var(--color-surface);
  margin-bottom: var(--space-4);
}
.footer ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer a {
  color: var(--color-secondary);
  transition: color var(--transition-fast);
}
.footer a:hover {
  color: var(--color-surface);
}
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: var(--font-small);
  color: var(--color-secondary);
}
@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}