/* ── NAVBAR ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 5%; height: 70px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(100,160,255,0.12);
  transition: var(--transition);
}
nav.scrolled {
  box-shadow: 0 4px 30px rgba(30,90,180,0.1);
  background: rgba(255,255,255,0.97);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 700;
  color: var(--blue-800); letter-spacing: -0.02em;
  text-decoration: none;
}
.nav-logo {
   color: var(--blue-400); 
}

footer .footer-brand-name,
footer .nav-logo {
    color: white !important; 
}

.nav-links { display: flex; gap: 2.2rem; list-style: none; }
.nav-links a {
  color: var(--gray-600); font-size: 0.9rem; font-weight: 500;
  letter-spacing: 0.01em; transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 100%;
  height: 2px; background: var(--blue-400);
  border-radius: 999px; transition: right 0.3s ease;
}
.nav-links a:hover,
.nav-links a.active { color: var(--blue-600); }
.nav-links a:hover::after,
.nav-links a.active::after { right: 0; }

.nav-actions { display: flex; align-items: center; gap: 1rem; }

.nav-cart {
  position: relative;
  background: none; border: none; cursor: pointer;
  font-size: 1.4rem; color: var(--gray-600);
  transition: var(--transition); padding: 0.2rem;
}
.nav-cart:hover { color: var(--blue-600); transform: scale(1.1); }
.cart-badge {
  position: absolute; top: -6px; right: -8px;
  background: var(--blue-400); color: white;
  font-size: 0.65rem; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* ── MOBILE MENU ── */
.hamburger {
  display: none; background: none; border: none;
  cursor: pointer; font-size: 1.5rem; color: var(--gray-600);
  padding: 0.2rem;
}
.mobile-menu {
  display: none;
  position: fixed; top: 70px; left: 0; right: 0;
  background: white; z-index: 99;
  border-bottom: 1px solid var(--gray-100);
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  padding: 1rem 5%;
  flex-direction: column; gap: 0.2rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 0.75rem 0.5rem; color: var(--gray-700);
  font-weight: 500; border-bottom: 1px solid var(--gray-100);
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--blue-600); padding-left: 1rem; }

/* ── FOOTER ── */
footer {
  background: var(--gray-800); color: white;
  padding: 4rem 5% 2rem;
}
.footer-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; margin-bottom: 3rem;
}
.footer-brand-name {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 700; color: white; margin-bottom: 0.8rem;
}
.footer-brand-name span { color: var(--blue-400); }
.footer-desc {
  color: rgba(255,255,255,0.5);
  font-size: 0.88rem; line-height: 1.7; margin-bottom: 1.5rem;
}
.social-links { display: flex; gap: 0.8rem; }
.social-btn {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; cursor: pointer; transition: var(--transition);
  color: rgba(255,255,255,0.6); font-weight: 700;
}
.social-btn:hover {
  background: var(--blue-600);
  border-color: var(--blue-400);
  color: white; transform: translateY(-3px);
}
.footer-col h4 { font-weight: 600; font-size: 0.9rem; margin-bottom: 1.2rem; color: white; font-family: var(--font-body); }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul li a { color: rgba(255,255,255,0.45); font-size: 0.85rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--blue-200); padding-left: 4px; }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.8rem; }
.footer-badges { display: flex; gap: 0.5rem; }
.payment-badge {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.6rem;
  font-size: 0.7rem; color: rgba(255,255,255,0.4);
}

/* ── CART DRAWER ── */
.cart-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  z-index: 200; opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease; backdrop-filter: blur(4px);
}
.cart-overlay.open { opacity: 1; pointer-events: all; }
.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: 380px;
  background: white; z-index: 201;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
  display: flex; flex-direction: column;
  box-shadow: -8px 0 40px rgba(0,0,0,0.15);
}
.cart-drawer.open { transform: translateX(0); }
.cart-header {
  padding: 1.5rem; border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: center; justify-content: space-between;
}
.cart-header h3 { font-size: 1.2rem; font-weight: 600; }
.cart-close {
  background: none; border: none; cursor: pointer;
  font-size: 1.3rem; color: var(--gray-400); transition: var(--transition);
}
.cart-close:hover { color: var(--gray-800); transform: rotate(90deg); }
.cart-items { flex: 1; overflow-y: auto; padding: 1.2rem; display: flex; flex-direction: column; gap: 1rem; }
.cart-item {
  display: flex; gap: 1rem; align-items: center;
  background: var(--gray-50); border-radius: var(--radius-md); padding: 0.8rem;
}
.cart-item-img {
  width: 55px; height: 55px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; flex-shrink: 0;
}
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-weight: 600; font-size: 0.88rem; color: var(--gray-800); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cart-item-price { font-size: 0.82rem; color: var(--blue-600); font-weight: 600; }
.cart-qty {
  display: flex; align-items: center; gap: 0.4rem; margin-top: 0.3rem;
}
.cart-qty button {
  width: 22px; height: 22px; border-radius: 50%;
  border: 1px solid var(--gray-200); background: white;
  cursor: pointer; font-size: 0.9rem; color: var(--gray-600);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.cart-qty button:hover { background: var(--blue-600); color: white; border-color: var(--blue-600); }
.cart-qty span { font-size: 0.85rem; font-weight: 600; min-width: 16px; text-align: center; }
.cart-item-remove {
  background: none; border: none; cursor: pointer;
  color: var(--gray-400); font-size: 0.85rem; transition: var(--transition);
  flex-shrink: 0;
}
.cart-item-remove:hover { color: var(--red); }
.cart-empty { text-align: center; padding: 3rem 1rem; color: var(--gray-400); }
.cart-empty-icon { font-size: 3rem; margin-bottom: 1rem; }
.cart-footer { padding: 1.2rem; border-top: 1px solid var(--gray-100); }
.cart-subtotal {
  display: flex; justify-content: space-between;
  font-size: 0.85rem; color: var(--gray-600); margin-bottom: 0.4rem;
}
.cart-total {
  display: flex; justify-content: space-between;
  font-weight: 700; font-size: 1.1rem; margin-bottom: 1rem;
  padding-top: 0.6rem; border-top: 1px solid var(--gray-100);
}
.checkout-btn {
  width: 100%; padding: 0.9rem; border-radius: 999px;
  background: linear-gradient(135deg, var(--blue-400), var(--blue-600));
  color: white; border: none; font-family: var(--font-body);
  font-size: 0.95rem; font-weight: 700; cursor: pointer;
  transition: var(--transition);
}
.checkout-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(74,160,245,0.45); }
.view-cart-btn {
  width: 100%; padding: 0.6rem; border-radius: 999px;
  background: transparent; color: var(--blue-600);
  border: 1.5px solid var(--blue-200); font-family: var(--font-body);
  font-size: 0.88rem; font-weight: 600; cursor: pointer;
  transition: var(--transition); margin-top: 0.6rem;
}
.view-cart-btn:hover { background: var(--blue-50); }

/* ── RESPONSIVE NAV ── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: block; }
}
@media (max-width: 768px) {
  .cart-drawer { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}