/* ===== Container ===== */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.875rem 0;
  background: var(--chrome-bg);
  border-bottom: 1px solid var(--turquoise-border);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  background: var(--chrome-scrolled);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--turquoise-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--chrome-text);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
  text-decoration: none;
}
.logo img { height: 56px; width: auto; object-fit: contain; }
.logo-text { color: var(--turquoise); }
.logo-img { animation: logo-spin 15s ease-in-out infinite; backface-visibility: visible; }
@keyframes logo-spin {
  0%      { transform: perspective(600px) rotateY(0deg); }
  16.667% { transform: perspective(600px) rotateY(360deg); }
  100%    { transform: perspective(600px) rotateY(360deg); }
}
@media (prefers-reduced-motion: reduce) { .logo-img { animation: none; } }

.nav {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  margin-left: auto;
}
.nav-link {
  color: var(--chrome-muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover {
  color: var(--chrome-text);
  background: var(--turquoise-glow);
}
.nav-link.active {
  color: var(--chrome-text);
  background: var(--turquoise-glow);
  font-weight: 700;
  border-bottom: 2px solid var(--turquoise);
}

.header-cta { margin-left: 0.5rem; flex-shrink: 0; }

/* ===== Ürünler Mega Menu (nested flyout) ===== */
.nav-item--mega { position: relative; }
.nav-item--mega > .nav-link { display: inline-flex; align-items: center; gap: 0.3rem; }
.nav-caret { width: 11px; height: 11px; flex-shrink: 0; transition: transform var(--transition); }
.nav-item--mega:hover .nav-caret,
.nav-item--mega:focus-within .nav-caret { transform: rotate(180deg); }

/* Level 1: company list, directly under "Ürünler" — no gap, so the pointer
   never leaves an element while moving from the link into the menu. */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 250px;
  background: var(--bg-elev);
  border: 1px solid var(--turquoise-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glow);
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 200;
}
.nav-item--mega:hover .mega-menu,
.nav-item--mega:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mega-menu__item { position: relative; }
.mega-menu__company {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.5rem 0.55rem;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.mega-menu__company-name { flex: 1; }
.mega-menu__chevron { width: 14px; height: 14px; flex-shrink: 0; opacity: 0.45; }
.mega-menu__item:hover .mega-menu__company,
.mega-menu__item:focus-within .mega-menu__company {
  background: var(--turquoise-glow);
  color: var(--turquoise);
}
.mega-menu__logo-box {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elev-2);
  border-radius: 6px;
  padding: 3px;
}
.mega-menu__logo-box--dark { background: #1a2535; }
.mega-menu__logo { max-width: 100%; max-height: 100%; object-fit: contain; }

/* Level 2: flyout submenu — flush against the item's right edge (no gap). */
.mega-menu__submenu {
  position: absolute;
  top: -0.5rem;
  left: 100%;
  width: 320px;
  background: var(--bg-elev);
  border: 1px solid var(--turquoise-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glow);
  padding: 1.1rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 210;
}
.mega-menu__item:hover .mega-menu__submenu,
.mega-menu__item:focus-within .mega-menu__submenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.mega-menu__panel-head { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.65rem; }
.mega-menu__panel-logo {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elev-2);
  border-radius: var(--radius-sm);
  padding: 0.45rem;
}
.mega-menu__panel-logo--dark { background: #1a2535; }
.mega-menu__panel-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.mega-menu__panel-tag { display: block; font-size: 0.7rem; font-weight: 700; color: var(--turquoise); text-transform: uppercase; letter-spacing: 0.02em; }
.mega-menu__submenu h4 { font-size: 1rem; margin-top: 0.1rem; color: var(--text); }
.mega-menu__submenu p { font-size: 0.8rem; line-height: 1.55; color: var(--text-muted); margin-bottom: 0.7rem; }
.mega-menu__tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.85rem; }
.mega-menu__tags span {
  font-size: 0.68rem;
  padding: 0.15rem 0.5rem;
  background: var(--bg-elev-2);
  border: 1px solid var(--turquoise-border);
  color: var(--text-muted);
  border-radius: 4px;
}
.mega-menu__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--turquoise);
  text-decoration: none;
}
.mega-menu__cta:hover { text-decoration: underline; }

/* Category list inside a company's flyout — replaces the old single description+tags+CTA */
.mega-menu__cat-list {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  max-height: 320px;
  overflow-y: auto;
  margin-bottom: 0.75rem;
  padding-right: 0.15rem;
}
.mega-menu__cat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.42rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.3;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.mega-menu__cat-item:hover,
.mega-menu__cat-item:focus-visible { background: var(--turquoise-glow); color: var(--turquoise); }
.mega-menu__cat-count {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-muted);
  flex-shrink: 0;
  white-space: nowrap;
}
.mega-menu__cat-item:hover .mega-menu__cat-count { color: var(--turquoise); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: none;
  border: 1px solid var(--turquoise-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0 9px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--turquoise);
  border-radius: 2px;
  transition: var(--transition);
}

@media (max-width: 820px) {
  .nav {
    position: fixed;
    inset: 0;
    top: 62px;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 1.5rem var(--container-px);
    gap: 0.2rem;
    background: var(--chrome-bg);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    border-top: 1px solid var(--turquoise-border);
    z-index: 99;
    overflow-y: auto;
  }
  .nav.open { transform: translateX(0); }
  .nav-link { padding: 0.75rem 1rem; font-size: 1rem; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-item--mega { width: 100%; }
  .nav-caret, .mega-menu { display: none; }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--chrome-bg);
  border-top: 1px solid var(--turquoise-border);
  margin-top: 6rem;
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--turquoise-border);
}

.footer-brand p { margin-top: 0.6rem; font-size: 0.88rem; color: var(--chrome-muted); }

.footer-grid h4 {
  color: var(--chrome-text);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-grid ul li + li { margin-top: 0.45rem; }
.footer-grid ul li a {
  color: var(--chrome-muted);
  font-size: 0.875rem;
  transition: color var(--transition);
}
.footer-grid ul li a:hover { color: var(--turquoise); }

.footer-bottom {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background: var(--chrome-bg);
  border-top: 1px solid var(--turquoise-border);
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  gap: 1rem;
}
.footer-bottom p,
.footer-bottom a { font-size: 0.78rem; color: var(--chrome-muted); }
.footer-bottom a:hover { color: var(--turquoise); }
.fb-logo { line-height: 0; }
.fb-logo img { height: 36px; width: auto; display: block; opacity: 0.9; transition: opacity 0.2s; }
.fb-logo:hover img { opacity: 1; }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom p:first-child { display: none; }
}

/* ===== Sections ===== */
.section    { padding: 3rem 0 4rem; }
.section-sm { padding: 2rem 0 2.5rem; }

.section-header {
  max-width: 640px;
  margin-bottom: 3rem;
}
.section-header.center {
  margin-inline: auto;
  text-align: center;
}
.section-header p { margin-top: 0.75rem; font-size: 1rem; }

.eyebrow {
  display: inline-block;
  color: var(--turquoise);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* ===== Inner page hero ===== */
.page-hero {
  padding: 1.875rem 0 1.3rem;
  border-bottom: 1px solid var(--turquoise-border);
  text-align: center;
}
.page-hero .container { display: flex; flex-direction: column; align-items: center; }
.page-hero h1 { margin-top: 0.4rem; font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
.page-hero p  { margin-top: 0.75rem; max-width: 600px; font-size: 1rem; }