/* ==========================================================================
   header.css — Üst bar, sticky header, menü, arama, sepet, mobil drawer
   ========================================================================== */

/* ----------------------------------------------------------- Üst ince bar */
.topbar {
  background: var(--ink);
  color: var(--ink-on);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-snug);
}
.topbar__inner {
  min-height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-4);
}
.topbar__msg {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  color: rgba(255,255,255,0.9);
}
.topbar__msg svg { width: 15px; height: 15px; color: var(--teal-soft); flex: none; }
.topbar__links { display: inline-flex; align-items: center; gap: var(--sp-5); }
.topbar__links a { color: rgba(255,255,255,0.78); font-weight: var(--fw-medium); }
.topbar__links a:hover { color: #fff; }
@media (max-width: 760px) {
  .topbar__links { display: none; }
  .topbar__inner { justify-content: center; }
}

/* ----------------------------------------------------------- Ana header */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}
.site-header.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.header__inner {
  height: var(--header-h);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--sp-5);
}

/* Logo */
.site-logo { display: inline-flex; align-items: center; }
.site-logo img { max-height: 42px; width: auto; }
.site-logo__text {
  font-family: var(--font-display);
  font-weight: var(--fw-black);
  font-size: var(--fs-lg);
  letter-spacing: var(--tracking-tight);
  color: var(--ink);
  text-transform: uppercase;
}
.site-logo__text span { color: var(--teal); }

/* ------------------------------------------------------- Masaüstü menü */
.primary-nav { justify-self: center; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(0.6rem, 1.6vw, 1.6rem); }
.primary-nav a {
  position: relative;
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-snug);
  color: var(--ink);
  padding: 0.5em 0.2em;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0.2em; right: 0.2em; bottom: 0.15em;
  height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base) var(--ease-out);
}
.primary-nav a:hover,
.primary-nav .current-menu-item > a,
.primary-nav .current-menu-ancestor > a { color: var(--ink); }
.primary-nav a:hover::after,
.primary-nav .current-menu-item > a::after,
.primary-nav .current-menu-ancestor > a::after { transform: scaleX(1); }

/* Basit dropdown (alt menü) */
.primary-nav .menu-item-has-children { position: relative; }
.primary-nav .sub-menu {
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 210px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--sp-2);
  display: flex; flex-direction: column;
  opacity: 0; visibility: hidden;
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease), visibility var(--t-base);
  z-index: 2;
}
.primary-nav .menu-item-has-children:hover > .sub-menu,
.primary-nav .menu-item-has-children:focus-within > .sub-menu {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.primary-nav .sub-menu a {
  padding: 0.55em 0.8em;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  width: 100%;
}
.primary-nav .sub-menu a::after { display: none; }
.primary-nav .sub-menu a:hover { background: var(--mist); color: var(--teal-press); }

/* --------------------------------------------------------- Header aksiyonlar */
.header__actions {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
}
.icon-btn {
  position: relative;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: var(--radius-pill);
  color: var(--ink);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.icon-btn:hover { background: var(--mist-2); color: var(--teal-press); }
.icon-btn svg { width: 22px; height: 22px; }

/* Sepet sayacı */
.cart-count {
  position: absolute;
  top: 4px; right: 3px;
  min-width: 18px; height: 18px;
  padding: 0 4px;
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: var(--fw-bold);
  line-height: 1;
  color: #fff;
  background: var(--teal);
  border-radius: var(--radius-pill);
  border: 2px solid var(--paper);
  font-variant-numeric: tabular-nums;
}
.cart-count.is-empty { display: none; }
/* sepet güncellendiğinde minik nabız */
.cart-count.is-bumped { animation: cart-bump var(--t-slow) var(--ease); }
@keyframes cart-bump {
  0% { transform: scale(1); }
  40% { transform: scale(1.35); }
  100% { transform: scale(1); }
}

/* Hamburger (mobil) */
.nav-toggle { display: none; }
.nav-toggle__bars { position: relative; width: 22px; height: 14px; }
.nav-toggle__bars span {
  position: absolute; left: 0; right: 0;
  height: 2px; background: var(--ink);
  border-radius: 2px;
  transition: transform var(--t-base) var(--ease), opacity var(--t-base) var(--ease);
}
.nav-toggle__bars span:nth-child(1) { top: 0; }
.nav-toggle__bars span:nth-child(2) { top: 6px; }
.nav-toggle__bars span:nth-child(3) { top: 12px; }

/* ============================ Responsive: mobil header ====================== */
@media (max-width: 1000px) {
  .header__inner { height: var(--header-h-mobile); grid-template-columns: auto 1fr auto; }
  .primary-nav { display: none; }
  .nav-toggle { display: grid; place-items: center; }
  .header__actions { gap: 0; }
  /* mobilde hesap ikonunu drawer'a taşıyoruz; sade kalsın */
  .header__actions .icon-btn--account { display: none; }
}

/* ======================= Overlay (drawer + sheet ortak) ==================== */
.overlay {
  position: fixed; inset: 0;
  background: rgba(15, 22, 22, 0.5);
  opacity: 0; visibility: hidden;
  z-index: var(--z-overlay);
  transition: opacity var(--t-base) var(--ease), visibility var(--t-base);
  -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
}
.overlay.is-open { opacity: 1; visibility: visible; }

/* ============================== Mobil drawer =============================== */
.drawer {
  position: fixed;
  top: 0; bottom: 0; right: 0;
  width: min(88vw, 380px);
  background: var(--paper);
  z-index: var(--z-drawer);
  transform: translateX(100%);
  visibility: hidden;
  transition: transform var(--t-slow) var(--ease-out), visibility var(--t-slow);
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.drawer.is-open { transform: translateX(0); visibility: visible; }
.drawer__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--line);
}
.drawer__title { font-family: var(--font-display); font-weight: var(--fw-black); font-size: var(--fs-md); letter-spacing: var(--tracking-tight); text-transform: uppercase; }
.drawer__close { width: 40px; height: 40px; display: grid; place-items: center; border-radius: var(--radius-pill); color: var(--ink); }
.drawer__close:hover { background: var(--mist-2); }
.drawer__close svg { width: 22px; height: 22px; }
.drawer__body { flex: 1; overflow-y: auto; padding: var(--sp-3) var(--sp-3) var(--sp-6); }

.drawer-nav ul { display: flex; flex-direction: column; }
.drawer-nav a {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--ink);
  padding: 0.9em var(--sp-3);
  border-radius: var(--radius-sm);
}
.drawer-nav a:hover { background: var(--mist); color: var(--teal-press); }
.drawer-nav .sub-menu { padding-left: var(--sp-4); }
.drawer-nav .sub-menu a { font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--ink-2); padding-block: 0.7em; }

.drawer__foot {
  border-top: 1px solid var(--line);
  padding: var(--sp-5);
  display: flex; flex-direction: column; gap: var(--sp-3);
}
.drawer__account-link {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-weight: var(--fw-semibold); color: var(--ink); font-size: var(--fs-sm);
}
.drawer__account-link svg { width: 18px; height: 18px; }

/* ===================== Arama "bottom sheet" / panel ======================= */
/* Masaüstünde üstten inen ince panel; mobilde alttan çıkan sheet */
.search-panel {
  position: fixed;
  left: 0; right: 0; top: 0;
  background: var(--paper);
  z-index: var(--z-sheet);
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform var(--t-slow) var(--ease-out), visibility var(--t-slow);
  box-shadow: var(--shadow-lg);
  border-bottom: 1px solid var(--line);
}
.search-panel.is-open { transform: translateY(0); visibility: visible; }
.search-panel__inner { padding: var(--sp-6) 0 var(--sp-7); }
.search-panel__bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-5); }
.search-panel__label { font-family: var(--font-display); font-size: var(--fs-xs); font-weight: var(--fw-bold); letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--ink-3); }
.search-panel__close { width: 40px; height: 40px; display: grid; place-items: center; border-radius: var(--radius-pill); color: var(--ink); }
.search-panel__close:hover { background: var(--mist-2); }
.search-panel__close svg { width: 22px; height: 22px; }

.search-form-big { position: relative; }
.search-form-big input[type="search"] {
  width: 100%;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--line-strong);
  padding: 0.3em 2.2em 0.3em 0;
  transition: border-color var(--t-base) var(--ease);
}
.search-form-big input[type="search"]::placeholder { color: var(--line-strong); }
.search-form-big input[type="search"]:focus { outline: none; border-bottom-color: var(--teal); }
.search-form-big__submit {
  position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; display: grid; place-items: center;
  color: var(--ink); border-radius: var(--radius-pill);
}
.search-form-big__submit:hover { color: var(--teal); background: var(--mist-2); }
.search-form-big__submit svg { width: 24px; height: 24px; }

.search-panel__trends { margin-top: var(--sp-5); display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-2); }
.search-panel__trends-label { font-size: var(--fs-xs); color: var(--ink-3); margin-right: var(--sp-2); font-weight: var(--fw-semibold); }

@media (max-width: 640px) {
  .search-panel { top: auto; bottom: 0; transform: translateY(100%); border-bottom: none; border-top: 1px solid var(--line); border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
  .search-panel.is-open { transform: translateY(0); }
  .search-panel__inner { padding: var(--sp-5) 0 var(--sp-6); }
}