/* ══════════════════════════════════════════
   Ekoton — Mobile Responsive CSS
   Breakpoints: 1650px (nav only), 768px, 480px
══════════════════════════════════════════ */

/* ── NAV: switch to hamburger before the desktop menu overflows ──
   The full text nav (9 items + search + CTA) needs ~1630px to fit
   without wrapping or clipping, so anything narrower gets the
   already-built accordion nav instead of a broken/overflowing bar. */
@media (max-width: 1650px) {
  .nav-shell { grid-template-columns: auto auto !important; }
  .nav-menu { display: none !important; }
  .nav-controls { display: none !important; }
  .nav-mobile-btn { display: flex !important; }
  .mega-drop, .simple-drop { display: none !important; }
}

/* ── HAMBURGER BUTTON ── */
.nav-mobile-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  z-index: 210;
}
.nav-mobile-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,.8);
  border-radius: 2px;
  transition: all .25s ease;
}
.nav-mobile-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-mobile-btn.open span:nth-child(2) { opacity: 0; }
.nav-mobile-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── MOBILE MENU OVERLAY ── */
.nav-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--dark, #0d1f2d);
  z-index: 205;
  overflow-y: auto;
  padding: 80px 28px 40px;
  flex-direction: column;
  gap: 0;
}
.nav-mobile-overlay.open { display: flex; }
.nav-mob-item {
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-mob-link {
  display: block;
  padding: 16px 0;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.8);
  text-decoration: none;
}
.nav-mob-link:hover { color: #00AEEF; }
.nav-mob-eyebrow {
  display: block;
  padding: 20px 0 4px;
  font-family: 'Montserrat', sans-serif;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
}
.nav-mob-sub {
  padding-left: 14px;
  font-size: .88rem;
  font-weight: 600;
  color: rgba(255,255,255,.65);
}
.nav-mob-cat-head {
  display: flex;
  align-items: stretch;
  gap: 8px;
}
.nav-mob-cat-head .nav-mob-link {
  flex: 1;
  border: none;
  padding: 16px 0;
}
.nav-mob-toggle {
  background: none;
  border: none;
  color: rgba(255,255,255,.55);
  font-size: 1.1rem;
  padding: 0 6px;
  cursor: pointer;
  transition: transform .2s, color .2s;
}
.nav-mob-cat.open .nav-mob-toggle {
  color: #00AEEF;
  transform: rotate(180deg);
}
.nav-mob-panel {
  display: none;
  padding: 4px 0 14px;
}
.nav-mob-cat.open .nav-mob-panel {
  display: block;
}
.nav-mob-group-title {
  font-family: 'Montserrat', sans-serif;
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #00AEEF;
  padding: 12px 0 4px 14px;
}
a.nav-mob-sub {
  display: block;
  padding: 7px 0 7px 14px;
  font-size: .84rem;
  font-weight: 400;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  text-transform: none;
  letter-spacing: normal;
  border-left: 2px solid rgba(255,255,255,.1);
}
.nav-mob-soon {
  display: block;
  padding: 7px 0 7px 14px;
  font-size: .84rem;
  font-weight: 400;
  font-style: italic;
  color: rgba(255,255,255,.35);
  border-left: 2px solid rgba(255,255,255,.1);
}
a.nav-mob-sub:hover {
  color: #00AEEF;
  border-left-color: #00AEEF;
}
.nav-mob-cta {
  margin-top: 24px;
  display: block;
  text-align: center;
  background: #8DC63F;
  color: #fff;
  padding: 14px;
  border-radius: 5px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
}

/* ── MOBİL MENÜ İÇİ ARAMA ── */
.nav-mob-search {
  margin-bottom: 8px;
}
.nav-mob-search input {
  width: 100%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 6px;
  padding: 12px 14px;
  font-size: .88rem;
  color: rgba(255,255,255,.9);
  outline: none;
}
.nav-mob-search input::placeholder { color: rgba(255,255,255,.35); }

/* ── ARAMA SONUÇ / ÖNERİ KUTUSU (masaüstü + mobil ortak) ── */
.nav-search, .nav-mob-search { position: relative; }
.nav-search-results {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  min-width: 280px;
  max-height: 360px;
  overflow-y: auto;
  background: #ffffff;
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(0,0,0,.28);
  z-index: 400;
  padding: 6px;
}
.nav-search-results.open { display: block; }
.nsr-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 12px;
  border-radius: 5px;
  text-decoration: none;
  color: #1a2e3b;
}
.nsr-item:hover, .nsr-item.active {
  background: #f0f9fd;
}
.nsr-title {
  font-family: 'Montserrat', sans-serif;
  font-size: .84rem;
  font-weight: 600;
  color: #1a2e3b;
}
.nsr-cat {
  font-size: .7rem;
  color: #8aaabb;
}
.nsr-empty {
  padding: 14px 12px;
  font-size: .82rem;
  color: #8aaabb;
  text-align: center;
}

@media (max-width: 768px) {
  /* ── TOPBAR ── */
  .topbar { display: none; }

  /* ── NAV ── */
  .nav-shell {
    grid-template-columns: auto auto !important;
    padding: 0 16px;
  }
  .nav-menu { display: none !important; }
  .nav-controls { display: none !important; }
  .nav-mobile-btn { display: flex !important; }
  .nav-brand img { height: 30px; }

  /* ── HERO ── */
  .hero { min-height: auto; }
  .hero-mosaic { display: none; }
  .hero-content {
    max-width: 100%;
    padding: 52px 20px 140px;
  }
  .hero-h1 { font-size: clamp(1.7rem, 7vw, 2.4rem); }
  .hero-sub { font-size: .88rem; }
  .hero-btns { flex-direction: column; }
  .hero-btns a { text-align: center; }
  .hero-stats {
    left: 0;
    right: 0;
    bottom: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0;
  }
  .hero-stat { padding: 12px 16px; flex-shrink: 0; }
  .stat-num { font-size: 1.25rem; }
  .stat-label { font-size: .6rem; }

  /* ── TICKER ── */
  .ticker { padding: 10px 16px; }
  .ticker-label { font-size: .6rem; }

  /* ── SECTIONS ── */
  .section { padding: 48px 20px; }
  .section-h2 { font-size: clamp(1.35rem, 5vw, 1.8rem); margin-bottom: 28px; }

  /* ── CATEGORY GRID ── */
  .cat-grid { grid-template-columns: 1fr !important; gap: 16px; }
  .cat-img-wrap { height: 180px; }

  /* ── ABOUT ── */
  .about-grid { grid-template-columns: 1fr !important; gap: 32px; }
  .about-facts-grid { grid-template-columns: 1fr 1fr !important; }
  .af { padding: 20px 14px; }
  .af-num { font-size: 1.5rem; }

  /* ── SERVICES ── */
  .svc-grid { grid-template-columns: 1fr 1fr !important; gap: 12px; }
  .svc-card { padding: 20px 14px; }

  /* ── CONTACT BAND ── */
  .contact-band {
    flex-direction: column !important;
    text-align: center;
    padding: 40px 20px;
    gap: 24px;
  }
  .cb-right { flex-direction: column; align-items: center; gap: 16px; }
  .ci { text-align: center; }
  .ci-div { display: none; }

  /* ── FOOTER ── */
  footer {
    flex-direction: column !important;
    align-items: center;
    gap: 16px;
    padding: 20px 16px;
    text-align: center;
  }
  .footer-nav { flex-wrap: wrap; justify-content: center; gap: 12px 20px; }

  /* ── BRAND STRIP ── */
  .brand-strip { padding: 28px 20px; }
  .brand-items { gap: 20px; }

  /* ── MEGA DROP OVERRIDE ── */
  .mega-drop, .simple-drop { display: none !important; }

  /* ── KATEGORİ SAYFALARI (Toprak/Yeraltısuyu/CPT/vb.) ── */
  .cat-layout { flex-direction: column !important; }
  .cat-sidebar { display: none; }
  .page-wrap { grid-template-columns: 1fr !important; padding: 20px 16px !important; gap: 20px !important; }
  .sidebar { display: none; }
  .prod-grid { grid-template-columns: 1fr 1fr !important; }
  .subcat-header { flex-direction: column; gap: 8px; }
  .toolbar { flex-direction: column; align-items: flex-start !important; gap: 10px; }

  /* ── YERALTISUYU / CPT / GENERAL CATEGORY ── */
  .page-hero { padding: 40px 20px 32px !important; }
  .page-hero h1 { font-size: 1.5rem !important; }
  .page-hero p { font-size: .85rem !important; }

  /* ── ÜRÜN DETAY ── */
  .prod-top { flex-direction: column !important; grid-template-columns: 1fr !important; }
  .prod-gallery, .prod-main { width: 100% !important; }
  .cta-sidebar { width: 100% !important; margin-top: 24px; }
  .detail-grid { flex-direction: column !important; }
  .prod-wrap { padding: 20px 16px 0 !important; }
  .tabs-nav { overflow-x: auto; flex-wrap: nowrap !important; -webkit-overflow-scrolling: touch; }

  /* ── HAKKIMIZDA ── */
  .story-grid { grid-template-columns: 1fr !important; }
  .team-grid { grid-template-columns: 1fr 1fr !important; }
  .cert-grid { grid-template-columns: 1fr 1fr !important; }
  .stat-strip { padding: 32px 20px !important; }
  .stat-grid { grid-template-columns: 1fr 1fr !important; gap: 20px !important; }
  .values-grid { grid-template-columns: 1fr !important; }
  .brands-grid { grid-template-columns: 1fr !important; }
  .cta-band { flex-direction: column !important; padding: 40px 20px !important; text-align: center; gap: 24px !important; }
  .cta-right { flex-wrap: wrap; justify-content: center; }
  .timeline { padding-left: 20px !important; }

  /* ── İLETİŞİM ── */
  .contact-layout { flex-direction: column !important; }
  .contact-map-wrap { height: 220px !important; }
  .contact-wrap { padding: 32px 16px !important; }
  .contact-grid { grid-template-columns: 1fr !important; gap: 32px !important; }
  .form-row { grid-template-columns: 1fr !important; }
  .dept-grid { grid-template-columns: 1fr !important; }
  .branches-grid { grid-template-columns: 1fr !important; }
  .footer-top { grid-template-columns: 1fr !important; gap: 24px !important; }
}

@media (max-width: 480px) {
  .svc-grid { grid-template-columns: 1fr !important; }
  .prod-grid { grid-template-columns: 1fr !important; }
  .team-grid { grid-template-columns: 1fr !important; }
  .about-facts-grid { grid-template-columns: 1fr 1fr !important; }
}