/* ============================================================
   Kaleli Kit — Site kabuğu: header, menü, footer
   ============================================================ */

/* ---------- Üst şerit ---------- */
.k-topbar {
  background: var(--k-deep);
  color: var(--k-deep-ink-2);
  font-size: var(--k-text-sm);
}
.k-topbar .k-container {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: var(--k-4);
  min-height: 2.5rem;
}
.k-topbar a { color: var(--k-deep-ink); text-decoration: none; }
.k-topbar a:hover { color: var(--k-brand); }
.k-topbar__list { display: flex; flex-wrap: wrap; gap: var(--k-5); margin: 0; padding: 0; list-style: none; }
.k-topbar__list li { display: flex; align-items: center; gap: var(--k-2); margin: 0; }
@media (max-width: 700px) { .k-topbar { display: none; } }

/* ---------- Header ---------- */
.k-header {
  position: sticky; top: 0;
  z-index: var(--k-z-header);
  background: var(--k-bg);
  border-bottom: 1px solid var(--k-line);
}
.k-header.is-stuck { box-shadow: var(--k-shadow-sm); }
.k-header .k-container {
  display: flex; align-items: center; gap: var(--k-5);
  min-height: 4.5rem;
}
.k-logo { flex: 0 0 auto; display: block; }
.k-logo img { max-height: 2.75rem; width: auto; }

/* ---------- Ana menü ---------- */
.k-nav { margin-left: auto; }
.k-nav__list { display: flex; align-items: center; gap: var(--k-1); margin: 0; padding: 0; list-style: none; }
.k-nav__list li { margin: 0; }
.k-nav__link {
  display: block;
  padding: var(--k-3) var(--k-4);
  border-radius: var(--k-radius-sm);
  color: var(--k-ink-2);
  font-size: var(--k-text-sm); font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--k-fast), background var(--k-fast);
}
.k-nav__link:hover { background: var(--k-bg-2); color: var(--k-brand-ink); }
.k-nav__link[aria-current="page"] { color: var(--k-brand-ink); }
.k-nav__link[aria-current="page"]::after {
  content: ""; display: block; height: 2px; margin-top: 4px;
  background: var(--k-brand); border-radius: 2px;
}

/* Alt menü */
.k-nav__sub { position: relative; }
.k-nav__toggle {
  display: inline-flex; align-items: center; gap: var(--k-1);
  background: none; border: 0; cursor: pointer;
}
.k-nav__toggle::after {
  content: ""; width: .4rem; height: .4rem;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--k-fast);
}
.k-nav__sub[data-open="true"] .k-nav__toggle::after { transform: rotate(-135deg) translateY(-2px); }
.k-nav__menu {
  position: absolute; top: calc(100% + 4px); left: 0;
  z-index: var(--k-z-menu);
  min-width: 14rem;
  margin: 0; padding: var(--k-2);
  list-style: none;
  background: var(--k-bg);
  border: 1px solid var(--k-line);
  border-radius: var(--k-radius);
  box-shadow: var(--k-shadow-lg);
}
.k-nav__menu[hidden] { display: none; }
.k-nav__menu a {
  display: block; padding: var(--k-3) var(--k-4);
  border-radius: var(--k-radius-sm);
  color: var(--k-ink-2); font-size: var(--k-text-sm); font-weight: 600;
  text-decoration: none;
}
.k-nav__menu a:hover { background: var(--k-bg-2); color: var(--k-brand-ink); }
.k-nav__menu a[aria-current="page"] { color: var(--k-brand-ink); }
.k-nav__sub.is-current > .k-nav__toggle { color: var(--k-brand-ink); }

/* Header eylemleri */
.k-header__actions { display: flex; align-items: center; gap: var(--k-3); }

/* ---------- Hamburger ---------- */
.k-burger {
  display: none;
  flex: 0 0 auto;
  width: 2.75rem; height: 2.75rem;
  padding: 0;
  background: none;
  border: 1px solid var(--k-line);
  border-radius: var(--k-radius-sm);
  cursor: pointer;
}
.k-burger span {
  display: block; width: 1.15rem; height: 1.5px;
  margin: 3.5px auto;
  background: var(--k-ink);
  transition: transform var(--k-fast), opacity var(--k-fast);
}
.k-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.k-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.k-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

@media (max-width: 960px) {
  .k-burger { display: block; margin-left: auto; }
  .k-header__actions { display: none; }
  .k-nav {
    position: fixed; inset: 4.5rem 0 0;
    z-index: var(--k-z-menu);
    margin: 0;
    padding: var(--k-5) var(--k-gutter) var(--k-9);
    background: var(--k-bg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--k-slow);
  }
  .k-nav[data-open="true"] { transform: none; }
  .k-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .k-nav__link { padding: var(--k-4) 0; border-bottom: 1px solid var(--k-line); border-radius: 0; font-size: var(--k-text-md); }
  .k-nav__link[aria-current="page"]::after { display: none; }
  .k-nav__sub { position: static; }
  .k-nav__toggle { width: 100%; justify-content: space-between; }
  .k-nav__menu {
    position: static; min-width: 0;
    margin: 0 0 var(--k-3); padding: 0 0 0 var(--k-4);
    border: 0; border-left: 2px solid var(--k-line);
    border-radius: 0; box-shadow: none;
  }
  body.k-locked { overflow: hidden; }
}

/* ---------- Footer ---------- */
.k-footer { background: var(--k-deep); color: var(--k-deep-ink-2); }
.k-footer a { color: var(--k-deep-ink); text-decoration: none; }
.k-footer a:hover { color: var(--k-brand); }
.k-footer__main { padding-block: var(--k-section); }
.k-footer__grid {
  display: grid; gap: var(--k-7);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.k-footer__brand img { max-height: 2.5rem; width: auto; margin-bottom: var(--k-4); }
.k-footer__title {
  margin: 0 0 var(--k-4);
  color: #fff;
  font-size: var(--k-text-sm); font-weight: 650;
  letter-spacing: var(--k-ls-wide); text-transform: uppercase;
}
.k-footer__list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: var(--k-3); }
.k-footer__list li { margin: 0; }
.k-footer__bottom {
  padding-block: var(--k-5);
  border-top: 1px solid var(--k-deep-line);
  font-size: var(--k-text-sm);
}
.k-footer__bottom .k-container {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: var(--k-4);
}
.k-social { display: flex; gap: var(--k-2); margin: 0; padding: 0; list-style: none; }
.k-social li { margin: 0; }
.k-social a {
  display: grid; place-items: center;
  width: 2.25rem; height: 2.25rem;
  border: 1px solid var(--k-deep-line);
  border-radius: var(--k-radius-sm);
  transition: background var(--k-fast), border-color var(--k-fast);
}
.k-social a:hover { background: var(--k-brand); border-color: var(--k-brand); color: #fff; }
.k-social svg { width: 1.1rem; height: 1.1rem; }