/* ============================================
   RTW Header & Navigation
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-medium);
}

.site-header.is-scrolled {
  background: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 1px 0 rgba(26, 39, 68, 0.06);
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Logo */
.header-logo a {
  font-family: var(--font-accent);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--rtw-navy);
  text-decoration: none;
}

.site-header:not(.is-scrolled) .header-logo a {
  color: var(--rtw-white);
}

/* Logo tagline */
.logo-tagline {
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  opacity: 0.65;
}

/* Desktop Nav */
.header-nav {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.header-nav a {
  font-family: var(--font-accent);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rtw-navy);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
}

.site-header:not(.is-scrolled) .header-nav a {
  color: var(--rtw-white);
}

.header-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--rtw-amber);
  transition: width var(--transition-fast);
}

.header-nav a:hover::after {
  width: 100%;
}

/* Cart */
.header-cart a {
  font-family: var(--font-accent);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rtw-navy);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-header:not(.is-scrolled) .header-cart a {
  color: var(--rtw-white);
}

.cart-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--rtw-amber);
  color: var(--rtw-white);
  font-size: 0.625rem;
  font-weight: 700;
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--rtw-navy);
  transition: all var(--transition-fast);
}

.site-header:not(.is-scrolled) .nav-toggle span {
  background: var(--rtw-white);
}

.nav-toggle.is-active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--rtw-navy);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 0 24px;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-medium);
}

.mobile-nav.is-open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--rtw-white);
  text-decoration: none;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out), color var(--transition-fast);
}

.mobile-nav.is-open a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav a:hover {
  color: var(--rtw-amber);
}

.mobile-nav.is-open a:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav.is-open a:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav.is-open a:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav.is-open a:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav.is-open a:nth-child(5) { transition-delay: 0.3s; }
.mobile-nav.is-open a:nth-child(6) { transition-delay: 0.35s; }
.mobile-nav.is-open a:nth-child(7) { transition-delay: 0.4s; }

@media (max-width: 1024px) {
  .header-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

/* ============================================
   RTW Footer
   ============================================ */

.site-footer {
  background: var(--rtw-navy);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand h3 {
  font-family: var(--font-accent);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--rtw-white);
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.footer-nav h4 {
  font-family: var(--font-accent);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rtw-white);
  margin-bottom: var(--space-sm);
}

.footer-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--rtw-amber);
}

/* Footer Email Signup */
.footer-signup h4 {
  font-family: var(--font-accent);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--rtw-white);
  margin-bottom: var(--space-sm);
}

.footer-signup p {
  font-size: 0.875rem;
  margin-bottom: var(--space-sm);
}

.footer-signup-form {
  display: flex;
  gap: 0;
}

.footer-signup-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: var(--rtw-white);
  font-family: var(--font-body);
  font-size: 0.875rem;
}

.footer-signup-form input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.footer-signup-form button {
  padding: 12px 20px;
  background: var(--rtw-amber);
  color: var(--rtw-white);
  border: none;
  font-family: var(--font-accent);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.footer-signup-form button:hover {
  background: var(--rtw-rust);
}

/* Footer Bottom */
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  font-size: 0.8125rem;
}

.footer-quote {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.4);
  max-width: 500px;
}

.footer-social {
  display: flex;
  gap: 20px;
}

.footer-social a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8125rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--rtw-amber);
}

@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}