/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 120px;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}

.header--scrolled {
  border-bottom-color: var(--border-default);
}

.header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.header__logo-img {
  height: auto;
  width: 240px;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.header__link {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-body);
  transition: color 0.2s;
  text-decoration: none;
}

.header__link:hover,
.header__link--active {
  color: var(--text-heading);
}

/* Mobile menu button */
.header__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.header__menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: #1E293B;
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}

.header__menu-btn--open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__menu-btn--open span:nth-child(2) {
  opacity: 0;
}

.header__menu-btn--open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  top: 65px;
  background: #FFFFFF;
  z-index: 99;
  padding: 32px 24px;
  flex-direction: column;
  gap: 8px;
}

.mobile-nav--open {
  display: flex;
}

.mobile-nav__link {
  display: block;
  padding: 16px;
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--text-body);
  border-radius: var(--radius-md);
  transition: background 0.2s, color 0.2s;
}

.mobile-nav__link:hover {
  background: var(--bg-card-alt);
  color: var(--text-heading);
}

.mobile-nav__cta {
  margin-top: 16px;
  text-align: center;
}

/* Footer */
.footer {
  background: var(--bg-footer);
  color: #94A3B8;
  padding: 64px 120px 32px;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 48px;
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  margin-bottom: 12px;
}

.footer__logo-img {
  height: auto;
  width: 160px;
}

.footer__desc {
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-body);
}

.footer__col h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 1px;
  color: #CBD5E1;
  margin-bottom: 16px;
}

.footer__col a {
  display: block;
  font-size: var(--text-md);
  color: #94A3B8;
  margin-bottom: 12px;
  transition: color 0.2s;
}

.footer__col a:hover {
  color: #FFFFFF;
}

.footer__divider {
  height: 1px;
  background: #334155;
  margin-bottom: 32px;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__copy {
  font-size: var(--text-sm);
  color: #64748B;
}

.footer__social {
  display: flex;
  gap: 16px;
}

.footer__social a {
  color: #94A3B8;
  transition: color 0.2s;
}

.footer__social a:hover {
  color: #FFFFFF;
}

.footer__social svg {
  width: 18px;
  height: 18px;
}

/* Simple footer for feature pages */
.footer--simple {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 120px;
  background: var(--bg-footer);
}

.footer--simple-bordered {
  border-top: 1px solid var(--border-default);
  padding: 40px 120px;
}

.footer--simple__logo {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: #CBD5E1;
}

.footer--simple__copy {
  font-size: var(--text-sm);
  color: #94A3B8;
}