/* Dar ekran uyarlaması (Q-19 → D-016). MASTER karakteri korunur: aynı renk, tipografi ailesi, bölüm sırası,
   kart ve buton düzeni; yeni bölüm/içerik yok. Masaüstü (≥1200 px) kurallarına dokunulmaz.
   Kırılımlar: ≤1365 laptop · ≤1199 küçük laptop · ≤1023 tablet · ≤767 mobil · ≤479 dar mobil.
   Yatay taşma kaynağında çözülür; overflow-x:hidden kullanılmaz. */

/* ── Header ───────────────────────────────────────────── */
.nav-toggle { display: none; }
@media (max-width: 1199px) {
  .brand-logo { height: 54px; }
  .brand .logo-slot { width: 260px; height: 50px; }
  .main-nav ul { gap: 22px; }
  .header-cta { min-width: 0; }
}
@media (max-width: 1023px) {
  .site-header .container { position: relative; height: 72px; gap: 12px; }
  .brand-logo { height: 46px; }
  .brand .logo-slot { width: 220px; height: 42px; }
  .nav-toggle {
    display: inline-flex; align-items: center; min-height: 44px; margin-left: auto; padding: 0 16px;
    border: 1px solid var(--tt-line); border-radius: var(--tt-radius); background: #fff;
    color: var(--tt-ink); font: 600 0.9375rem var(--tt-font); cursor: pointer;
  }
  .nav-toggle[aria-expanded="true"] { border-color: var(--tt-red); color: var(--tt-red-text); }
  .js .main-nav { display: none; }
  .js .main-nav.is-open { display: block; }
  .main-nav { position: absolute; top: 100%; left: 0; right: 0; z-index: 25; background: #fff; border-bottom: 1px solid var(--tt-line); box-shadow: 0 12px 24px rgba(17, 22, 24, 0.08); }
  .main-nav ul { flex-direction: column; gap: 0; padding: 4px var(--tt-gutter) 12px; }
  .main-nav a { display: block; padding: 13px 0; border-bottom: 1px solid #f0f0f2; font-size: 1.0625rem; }
  .main-nav a[aria-current="page"] { color: var(--tt-red-text); }
  .main-nav a[aria-current="page"]::after { display: none; }
  .header-cta { min-height: 44px; padding: 0 16px; }
}
@media (max-width: 479px) {
  .site-header .container { height: 64px; }
  .brand-logo { height: 38px; }
  .brand .logo-slot { width: 168px; height: 36px; }
  .brand .asset-label { font-size: 0.6875rem; }
  .header-cta { display: none; } /* mobilde teklif butonu alt çubukta (D-014/D-016) */
}

/* ── Footer ───────────────────────────────────────────── */
@media (max-width: 1023px) {
  .footer-main { grid-template-columns: 1fr 1fr 1fr; row-gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-col:first-of-type { padding-left: 0; }
  .footer-brand .logo-slot { width: 260px; height: 52px; }
}
@media (max-width: 639px) {
  .footer-main { grid-template-columns: 1fr; padding-block: 36px 24px; }
  .footer-col { padding: 0; border-left: 0; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-bottom ul { flex-wrap: wrap; row-gap: 6px; }
  .footer-bottom li + li::before { margin: 0 12px; }
}
@media (max-width: 479px) {
  .footer-brand .logo-slot { width: 200px; height: 44px; }
}

/* ── Ortak bölüm başlığı ve araç ızgarası ─────────────── */
@media (max-width: 1023px) {
  .vehicle-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 639px) {
  .vehicle-grid { grid-template-columns: minmax(0, 1fr); }
  .section-head { flex-wrap: wrap; gap: 12px; }
}

/* ── P01 Ana sayfa ────────────────────────────────────── */
@media (max-width: 1199px) {
  .finder { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 24px; }
  .finder .btn-primary { grid-column: 1 / -1; min-width: 0; width: 100%; }
  .finder-field--plain { padding-left: 48px; }
  .benefits h2 { font-size: 1.5rem; }
  .benefits li { padding: 0 18px; }
  .cta-steps-inner { grid-template-columns: 1fr auto; row-gap: 28px; }
  .cta-steps-inner .cta-divider { display: none; }
  .cta-steps ol { grid-column: 1 / -1; grid-row: 2; }
}
@media (max-width: 1023px) {
  .hero { height: auto; min-height: 480px; padding-bottom: 72px; }
  .hero::before { background: linear-gradient(180deg, rgba(10, 12, 14, 0.78) 0%, rgba(10, 12, 14, 0.45) 60%, rgba(10, 12, 14, 0.2) 100%); }
  .finder { margin-inline: 0; padding: 18px; gap: 16px 20px; }
  .benefits ol { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 32px; }
  .benefits li:nth-child(4) { padding-left: 0; border-left: 0; }
  .promo-item { min-height: 380px; }
  .promo-copy { padding: 48px 24px 0 var(--tt-gutter); }
  .corporate-inner { grid-template-columns: minmax(0, 1fr); row-gap: 34px; padding-block: 44px 46px; }
}
@media (max-width: 767px) {
  :root { --tt-fs-h1: clamp(2rem, 8.6vw, 2.75rem); --tt-fs-h2: clamp(1.625rem, 6.4vw, 2rem); }
  .hero { min-height: 0; padding-bottom: 64px; }
  .hero-content { padding-top: 48px; }
  .hero-lead { font-size: 1rem; }
  .hero-actions { flex-wrap: wrap; gap: 18px 28px; margin-top: 28px; }
  .finder { grid-template-columns: minmax(0, 1fr); }
  .finder select { height: 48px; }
  .benefits ol { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 36px 0; }
  .benefits li, .benefits li:nth-child(4) { padding: 0 0 0 16px; border-left: 1px solid var(--tt-on-dark-line); }
  .benefits li:nth-child(odd) { padding-left: 0; border-left: 0; }
  .benefits h2 { font-size: 1.25rem; }
  .benefits p { font-size: 1rem; margin-top: 8px; }
  .featured { padding-block: 40px 12px; }
  .vehicle-body { padding: 18px 18px 20px; }
  .promo { grid-template-columns: minmax(0, 1fr); }
  .promo-item { min-height: 340px; }
  .promo-copy h2 { font-size: 1.875rem; }
  .promo-copy p { font-size: 1rem; }
  .corporate-inner { row-gap: 28px; padding-block: 36px 40px; }
  .corporate-copy h2 { font-size: 2rem; }
  .corporate-copy p { font-size: 1rem; }
  .corporate-points { gap: 24px; padding-top: 0; }
  .corporate-point h3 { font-size: 1.25rem; }
  .cta-steps { padding-inline: 16px; }
  .cta-steps-inner { display: block; padding: 28px 20px; }
  .cta-steps h2 { font-size: 1.75rem; }
  .cta-steps ol { grid-template-columns: minmax(0, 1fr); gap: 18px; margin: 26px 0; }
  .cta-steps ol li { display: grid; grid-template-columns: 46px 1fr; column-gap: 16px; align-items: start; }
  .cta-steps ol .step-no { grid-row: span 2; }
  .cta-steps h3 { margin-top: 2px; }
  .cta-steps .btn { width: 100%; }
}
@media (max-width: 479px) {
  .benefits ol { grid-template-columns: minmax(0, 1fr); row-gap: 24px; }
  .benefits li, .benefits li:nth-child(4), .benefits li:nth-child(odd) { padding-left: 0; border-left: 0; }
  .hero-actions .btn-primary { width: 100%; }
}

/* ── P02 Araç listesi ─────────────────────────────────── */
@media (max-width: 1365px) {
  .catalog { grid-template-columns: 270px minmax(0, 1fr); }
}
@media (max-width: 1199px) {
  .list-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1023px) {
  .list-hero { height: auto; min-height: 300px; padding-bottom: 40px; }
  .catalog { grid-template-columns: minmax(0, 1fr); }
  .filters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 28px; }
  .filters-head, .filters-apply { grid-column: 1 / -1; }
  .list-cta { grid-template-columns: minmax(0, 1fr); gap: 16px; padding: 28px 24px; }
  .list-cta::before { display: none; }
  .list-cta .btn { justify-self: start; }
}
@media (max-width: 767px) {
  .list-hero-content { padding-top: 44px; }
  .list-hero-lead { font-size: 1.125rem; }
  .filters { grid-template-columns: minmax(0, 1fr); padding: 18px 16px 20px; }
  .filters-head h2 { font-size: 1.5rem; }
  .toolbar { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .search input, .sort { height: 52px; font-size: 1rem; }
  /* Kategori şeridi tek satır, yatay kaydırılabilir (sayfa değil, yalnız şerit kayar) */
  .categories { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: thin; margin-top: 18px; }
  .categories a { flex: none; padding-inline: 14px; }
  .list-grid { grid-template-columns: minmax(0, 1fr); }
  .pagination { flex-wrap: wrap; gap: 10px; }
  .list-cta h2 { font-size: 1.75rem; }
  .list-cta .btn { width: 100%; min-width: 0; }
}

/* ── P03 Araç detayı ──────────────────────────────────── */
@media (max-width: 1199px) {
  .detail-grid { grid-template-columns: minmax(0, 1fr) 420px; }
  .feature-band div, .feature-band dl > div { padding: 0 18px; }
}
@media (max-width: 1023px) {
  .detail-grid { grid-template-columns: minmax(0, 1fr); }
  .pref-card { margin-top: 8px; }
  .feature-band dl { grid-auto-flow: row; grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 22px; }
  .feature-band dl > div:nth-child(4) { padding-left: 0; border-left: 0; }
  .overview { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .overview-copy h2 { font-size: 2.25rem; }
  .spec-grid { grid-template-columns: minmax(0, 1fr); row-gap: 36px; }
  .spec-table { width: 100%; }
  .equipment { padding-left: 0; border-left: 0; }
}
@media (max-width: 767px) {
  .detail-intro h1 { font-size: clamp(2.125rem, 9vw, 2.75rem); }
  .detail-variant { font-size: 1.5rem; }
  .pref-card { padding: 22px 18px; }
  .pref-card h2 { font-size: 1.625rem; }
  .seg span { min-width: 76px; }
  .feature-band dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature-band dl > div, .feature-band dl > div:nth-child(4) { padding: 0 0 0 16px; border-left: 1px solid var(--tt-on-dark-line); }
  .feature-band dl > div:nth-child(odd) { padding-left: 0; border-left: 0; }
  .feature-band dt, .feature-band dd { font-size: 1.125rem; }
  .detail-tabs { gap: 24px; overflow-x: auto; scrollbar-width: thin; }
  .detail-tabs a { flex: none; font-size: 1.0625rem; }
  .overview-copy h2 { font-size: 1.875rem; margin-top: 8px; }
  .prose { font-size: 1.0625rem; }
  .spec-grid h2 { font-size: 1.625rem; }
  .equipment li { gap: 16px; font-size: 1.0625rem; }
  .equipment li::before { width: 24px; }
}

/* ── P04–P06 Teklif formu ─────────────────────────────── */
@media (max-width: 1199px) {
  .quote-wrap { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .quote-visual-title { font-size: 36px; }
  .quote-visual-copy { padding: 48px 28px 0 32px; }
}
/* Dokunmatik kullanılabilirlik (tablet + mobil): MASTER masaüstü ölçülerinden ayrı (D-016). */
@media (max-width: 1023px) {
  .quote-wrap { grid-template-columns: minmax(0, 1fr); }
  .quote-visual { min-height: 300px; }
  .quote-visual-copy { padding: 40px 32px 32px; }
  .quote-card { padding: 24px 22px 20px; }
  .quote-steps li { font-size: 14px; }
  .opt-group legend, .field label { font-size: 15px; margin-bottom: 8px; }
  .opt span, .quote-step[data-step] .opt span, .quote-step[data-step="2"] .opt-group.is-lead .opt span { min-height: 44px; font-size: 15px; }
  .field input, .field select { height: 48px; font-size: 16px; } /* 16 px: iOS odak yakınlaştırması olmaz */
  .field textarea { height: 104px; font-size: 16px; }
  .field-hint, .step-hint, .consent { font-size: 13px; }
  .field-error, .field-note { font-size: 14px; }
  .summary-title { font-size: 13px; }
  .summary-box p[data-summary], .summary-box.is-final .summary-title { font-size: 15px; }
  .link-edit { min-height: 44px; margin-top: 0; font-size: 15px; }
  .consent a, .check-line { font-size: 15px; }
  .check-line { min-height: 44px; }
  .check-line input { width: 22px; height: 22px; }
  .step-actions .btn { min-height: 48px; font-size: 15px; }
  .quote-band ul { padding: 18px 0 20px; }
  .quote-band li { padding: 0 20px; }
  .quote-band h2 { font-size: 16px; }
  .quote-band p { font-size: 14px; }
}
@media (max-width: 767px) {
  .quote-page { padding: 10px 12px; }
  .quote-visual { min-height: 220px; }
  .quote-visual-copy { padding: 28px 20px 24px; }
  .quote-visual-title { font-size: 28px; }
  .quote-visual-lead { font-size: 16px; }
  .quote-card { padding: 22px 16px 18px; }
  .quote-title { font-size: 26px; }
  .quote-lead { font-size: 15px; }
  .quote-step h2 { font-size: 21px; }
  .opts.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .row-2 { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .summary-box { flex-direction: column; gap: 4px; }
  .step-actions { flex-direction: column-reverse; align-items: stretch; gap: 12px; }
  .step-actions .btn, .step-actions.is-split .btn-outline { width: 100%; min-width: 0; }
  .step-actions.is-split { flex-direction: column-reverse; }
  .step-hint { text-align: center; }
  .quote-band ul { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .quote-band li, .quote-band li:first-child { padding: 0; border-left: 0; }
}
@media (max-width: 479px) {
  .opts.cols-3 { grid-template-columns: minmax(0, 1fr); }
  .quote-steps .label { font-size: 13px; text-align: center; }
}