/* ============================================================
  BLACK WOOD
   layout.css — Navbar, Footer, Page Layout, Grid
   ============================================================ */

/* ===== SITE WRAPPER ===== */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.site-main { flex: 1; padding-top: var(--navbar-h); }

/* ===== NAVBAR ===== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  height: var(--navbar-h);
  transition: background var(--tr-base), box-shadow var(--tr-base), height var(--tr-base);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--container-pad);
  max-width: var(--container-max);
  margin: 0 auto;
  gap: var(--sp-8);
}

/* Navbar transparent (hero) */
.navbar-wrap {
  height: var(--navbar-h);
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(12px) saturate(1.4);
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--tr-base);
}
.navbar-wrap.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.08);
}
.navbar-wrap.transparent {
  background: transparent;
  border-bottom-color: rgba(255,255,255,0.1);
}

/* Logo */
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  flex-shrink: 0;
}
.navbar__logo-mark {
  width: 74px;
  height: 52px;
  object-fit: contain;
  display: block;
}
.navbar__brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.navbar__brand-main {
  font-family: var(--font-display);
  font-size: var(--fs-18);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-black);
  line-height: 1.1;
}
.navbar__brand-sub {
  font-size: var(--fs-10);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-accent);
}
.navbar-wrap.transparent .navbar__brand-main { color: var(--clr-white); }

/* Center Nav Links */
.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  list-style: none;
  margin: 0;
  padding: 0;
}
.navbar__links a {
  font-size: var(--fs-13);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  transition: color var(--tr-fast), background var(--tr-fast);
  position: relative;
  text-decoration: none;
  white-space: nowrap;
}
.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  right: 50%;
  height: 1.5px;
  background: var(--clr-accent);
  transition: left var(--tr-base), right var(--tr-base);
}
.navbar__links a:hover::after,
.navbar__links a.active::after {
  left: var(--sp-3);
  right: var(--sp-3);
}
.navbar__links a:hover,
.navbar__links a.active {
  color: var(--text-primary);
}
.navbar-wrap.transparent .navbar__links a { color: rgba(255,255,255,0.8); }
.navbar-wrap.transparent .navbar__links a:hover,
.navbar-wrap.transparent .navbar__links a.active { color: var(--clr-white); }

/* Right Actions */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex-shrink: 0;
}
.nav-icon-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-full);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  transition: background var(--tr-fast), color var(--tr-fast);
  position: relative;
  text-decoration: none;
}
.nav-icon-btn:hover { background: var(--clr-gray-100); color: var(--text-primary); }
.nav-icon-btn svg { width: 22px; height: 22px; }
.navbar-wrap.transparent .nav-icon-btn { color: rgba(255,255,255,0.85); }
.navbar-wrap.transparent .nav-icon-btn:hover { background: rgba(255,255,255,0.12); color: var(--clr-white); }

/* Cart badge */
.nav-badge {
  position: absolute;
  top: 5px;
  right: 4px;
  width: 18px;
  height: 18px;
  background: var(--clr-accent);
  color: var(--clr-white);
  border-radius: var(--r-full);
  font-size: var(--fs-10);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border: 2px solid var(--bg-page);
  transition: transform var(--tr-bounce);
}
.nav-badge.bounce { animation: cart-bounce 0.5s ease; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--r-full);
  transition: background var(--tr-fast);
}
.hamburger:hover { background: var(--clr-gray-100); }
.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--clr-black);
  border-radius: var(--r-full);
  transition: all var(--tr-base);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.navbar-wrap.transparent .hamburger span { background: var(--clr-white); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--clr-white);
  z-index: calc(var(--z-sticky) - 1);
  transform: translateX(-100%);
  transition: transform var(--tr-slow);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding: calc(var(--navbar-h) + var(--sp-8)) var(--sp-8) var(--sp-8);
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu__nav { display: flex; flex-direction: column; gap: 0; margin-bottom: var(--sp-8); }
.mobile-menu__nav a {
  font-family: var(--font-display);
  font-size: var(--fs-28);
  font-weight: 600;
  color: var(--text-primary);
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--border-light);
  text-decoration: none;
  transition: color var(--tr-fast), padding-left var(--tr-base);
}
.mobile-menu__nav a:hover { color: var(--clr-accent); padding-left: var(--sp-4); }
.mobile-menu__actions {
  display: flex;
  gap: var(--sp-3);
  padding-top: var(--sp-6);
}
.mobile-menu__footer {
  margin-top: auto;
  padding-top: var(--sp-8);
  border-top: 1px solid var(--border-light);
  font-size: var(--fs-13);
  color: var(--text-muted);
}
.mobile-menu__contact { margin-top: var(--sp-3); font-size: var(--fs-14); color: var(--text-secondary); }

/* ===== ANNOUNCEMENT BAR ===== */
.announce-bar {
  background: var(--clr-black);
  color: var(--clr-white);
  text-align: center;
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--sp-2) var(--sp-4);
  line-height: 1.6;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--clr-black);
  color: var(--clr-white);
  padding-top: clamp(var(--sp-12), 8vw, var(--sp-24));
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: clamp(var(--sp-8), 4vw, var(--sp-16));
  padding-bottom: clamp(var(--sp-12), 6vw, var(--sp-20));
}
.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
  text-decoration: none;
}
.footer__logo-mark {
  width: 92px;
  height: 68px;
  object-fit: contain;
  display: block;
}
.footer__brand-name { font-family: var(--font-display); font-size: var(--fs-20); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--clr-white); }
.footer__tagline { font-family: var(--font-display); font-style: italic; font-size: var(--fs-16); color: rgba(255,255,255,0.6); margin-bottom: var(--sp-6); line-height: 1.5; }
.footer__desc { font-size: var(--fs-14); color: rgba(255,255,255,0.45); line-height: 1.8; max-width: 300px; }

.footer__col-title {
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--sp-6);
}
.footer__links { display: flex; flex-direction: column; gap: var(--sp-3); }
.footer__links a {
  font-size: var(--fs-14);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--tr-fast);
}
.footer__links a:hover { color: var(--clr-white); }

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-14);
  color: rgba(255,255,255,0.65);
  margin-bottom: var(--sp-4);
}
.footer__contact-item svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--clr-accent); }
.footer__contact-item a { color: rgba(255,255,255,0.65); transition: color var(--tr-fast); text-decoration: none; }
.footer__contact-item a:hover { color: var(--clr-white); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--sp-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-4);
}
.footer__copy { font-size: var(--fs-13); color: rgba(255,255,255,0.35); }
.footer__legal { display: flex; gap: var(--sp-6); }
.footer__legal a { font-size: var(--fs-13); color: rgba(255,255,255,0.35); text-decoration: none; transition: color var(--tr-fast); }
.footer__legal a:hover { color: var(--clr-white); }

/* ===== PAGE LAYOUT ===== */
.page-header {
  background: var(--clr-beige);
  padding: clamp(var(--sp-12), 6vw, var(--sp-20)) 0;
  text-align: center;
  border-bottom: 1px solid var(--border-light);
}
.page-header__eyebrow {
  font-size: var(--fs-11);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-3);
  display: block;
}
.page-header__title {
  font-family: var(--font-display);
  font-size: clamp(var(--fs-32), 6vw, var(--fs-56));
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--sp-4);
}
.page-header__desc { font-size: var(--fs-16); color: var(--text-secondary); max-width: 500px; margin: 0 auto; }

/* ===== SHOP LAYOUT ===== */
.shop-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--sp-8);
  padding: var(--sp-10) 0;
}
.shop-sidebar {
  position: sticky;
  top: calc(var(--navbar-h) + var(--sp-6));
  height: fit-content;
  max-height: calc(100vh - var(--navbar-h) - var(--sp-12));
  overflow-y: auto;
  padding-right: var(--sp-4);
  scrollbar-width: thin;
}
.shop-sidebar::-webkit-scrollbar { width: 4px; }
.shop-sidebar::-webkit-scrollbar-thumb { background: var(--clr-beige-dark); border-radius: var(--r-full); }

/* ===== PRODUCT GRID ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5) var(--sp-4);
}

/* ===== CHECKOUT LAYOUT ===== */
.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--sp-8);
  padding: var(--sp-10) 0;
  align-items: start;
}

/* ===== PRODUCT DETAIL LAYOUT ===== */
.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: clamp(var(--sp-8), 4vw, var(--sp-16));
  padding: var(--sp-10) 0;
  align-items: start;
}

/* ===== RESPONSIVE BREAKPOINTS ===== */
@media (max-width: 1280px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .product-detail-layout { grid-template-columns: 1fr 420px; }
  .footer__grid { grid-template-columns: 1.5fr repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  :root { --navbar-h: 72px; }
  .shop-layout { grid-template-columns: 240px 1fr; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .checkout-layout { grid-template-columns: 1fr 380px; }
  .product-detail-layout { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --navbar-h: 64px; }
  .navbar__links { display: none; }
  .hamburger { display: flex; }
  .shop-layout { grid-template-columns: 1fr; }
  .shop-sidebar { display: none; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }
  .checkout-layout { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
}

@media (max-width: 480px) {
  :root { --container-pad: 1rem; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-2); }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .wa-float { bottom: var(--sp-5); right: var(--sp-5); width: 52px; height: 52px; }
  .wa-float svg { width: 24px; height: 24px; }
}

@media (max-width: 375px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-2); }
}