@media (min-width: 480px) {
  :root {
    --gutter: 1.5rem;
  }

  .trust-grid {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  :root {
    --gutter: 2rem;
  }

  .section {
    padding: var(--space-8) 0;
  }

  .form-row,
  .grid-2,
  .split,
  .content-grid,
  .featured-case {
    grid-template-columns: 1fr 1fr;
  }

  .featured-case img {
    height: 100%;
    min-height: 360px;
  }

  .grid-3,
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }

  html[lang="en"] .logo-text span,
  html[lang="ru"] .logo-text span,
  html[data-lang="en"] .logo-text span,
  html[data-lang="ru"] .logo-text span {
    max-width: 12.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  html[lang="en"] .header-wa,
  html[lang="ru"] .header-wa,
  html[data-lang="en"] .header-wa,
  html[data-lang="ru"] .header-wa {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  html[lang="ru"] .logo-text span,
  html[data-lang="ru"] .logo-text span {
    display: none;
  }

  .split img {
    height: 380px;
  }

  .split .frame img {
    height: min(62vh, 540px);
  }

  .page-metrics-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 0.55rem 0;
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) and (max-width: 1120px) {
  html[lang="en"] .logo-text span,
  html[lang="ru"] .logo-text span,
  html[data-lang="en"] .logo-text span,
  html[data-lang="ru"] .logo-text span {
    display: none;
  }
}

@media (min-width: 1024px) {
  :root {
    --header-h: 82px;
    --gutter: 2.5rem;
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .reviews-board {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: stretch;
  }

  .grid-4,
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-metrics-grid,
  .page-metrics-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 0.6rem 0;
  }

  .hero {
    min-height: 100svh;
  }

  .footer-main {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1.85fr);
    align-items: start;
    gap: 3rem;
  }

  .footer-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1280px) {
  :root {
    --container: 1280px;
  }

  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  :root {
    --header-h: 64px;
    --gutter: 1.1rem;
    --fs-h1: clamp(1.55rem, 7.2vw, 2.05rem);
    --fs-h2: clamp(1.28rem, 5.2vw, 1.55rem);
    --fs-h3: clamp(1.02rem, 3.8vw, 1.12rem);
  }

  html {
    scroll-padding-top: calc(var(--header-h) + var(--safe-top) + 0.75rem);
  }

  h1,
  h2,
  h3,
  .card h3,
  .product-card h3,
  .page-hero h1,
  .hero-display {
    overflow-wrap: anywhere;
    word-break: normal;
    hyphens: auto;
  }

  .logo-text span {
    max-width: 9.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .header-inner {
    gap: 0.65rem;
    min-width: 0;
  }

  .logo {
    min-width: 0;
  }

  .hero {
    min-height: 0;
  }

  .hero-main {
    padding: calc(var(--header-h) + var(--safe-top) + 1rem) 0 1.25rem;
    gap: 1.35rem;
  }

  .hero-display {
    font-size: clamp(1.7rem, 9.2vw, 2.35rem);
    max-width: none;
    line-height: 1.05;
    letter-spacing: -0.04em;
  }

  .hero-copy .lead {
    font-size: 0.98rem;
    line-height: 1.55;
  }

  .hero-copy .btn-row {
    gap: 0.65rem;
  }

  .hero-copy .btn-row .btn {
    flex: 1 1 auto;
    min-width: min(100%, 11rem);
    justify-content: center;
  }

  .hero-metrics-grid,
  .page-metrics-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
  }

  .hero-frame {
    border-radius: 18px;
  }

  .page-hero {
    padding: calc(var(--header-h) + var(--safe-top) + 0.65rem) 0 1.25rem;
  }

  .page-hero h1 {
    font-size: clamp(1.45rem, 6.5vw, 1.85rem);
    max-width: none;
  }

  .page-hero > .container > p:not(.hero-kicker),
  .page-hero .lead {
    font-size: 0.95rem;
  }

  .page-hero .btn-row .btn {
    flex: 1 1 auto;
    min-width: min(100%, 10.5rem);
    justify-content: center;
  }

  .btn-row {
    gap: 0.65rem;
  }

  .btn {
    min-height: 44px;
  }

  .section {
    padding: clamp(2.25rem, 8vw, 3.25rem) 0;
  }

  .section-head {
    margin-bottom: 1.15rem;
  }

  .card {
    padding: 1.15rem;
  }

  .product-grid,
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: 0.95rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
  }

  .gallery-grid img {
    height: 140px;
  }

  .process-list {
    grid-template-columns: 1fr;
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .footer-main,
  .footer-cols,
  .content-grid,
  .split,
  .featured-case,
  .form-row,
  .reviews-board,
  .detail-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .footer-cols {
    gap: 1.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
    margin-top: 2rem;
  }

  .split img {
    height: 220px;
  }

  .form-panel,
  .contact-panel {
    padding: 1.15rem;
  }

  .field > input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
  .field > select,
  .field > textarea,
  .select-trigger {
    font-size: 16px; /* iOS Safari zoom guard */
    min-height: 48px;
  }

  .select-panel {
    max-height: min(18rem, 50dvh);
    z-index: 30;
  }

  .legal-modal {
    padding: calc(0.75rem + var(--safe-top)) 0.75rem calc(0.75rem + var(--safe-bottom));
    align-items: end;
  }

  .legal-modal-panel,
  .product-modal-panel {
    width: 100%;
    max-height: min(88dvh, 760px);
    border-radius: 18px 18px 12px 12px;
  }

  .product-modal {
    padding: calc(0.65rem + var(--safe-top)) 0.65rem calc(0.65rem + var(--safe-bottom));
    align-items: end;
  }

  .lightbox {
    padding: calc(0.5rem + var(--safe-top)) 0.5rem calc(0.5rem + var(--safe-bottom));
  }

  .lightbox img {
    max-height: min(78dvh, 1400px);
    max-width: 96vw;
  }

  .lightbox-close {
    top: calc(0.65rem + var(--safe-top));
    right: calc(0.65rem + var(--safe-right));
  }

  .lightbox-prev,
  .lightbox-next {
    width: 44px;
    height: 44px;
  }

  .float-cta {
    right: calc(0.85rem + var(--safe-right));
    bottom: calc(0.95rem + var(--safe-bottom));
  }

  .float-btn.wa {
    min-height: 48px;
    padding: 0 0.95rem 0 0.8rem;
    font-size: 0.85rem;
  }

  .float-btn.tel {
    width: 48px;
    min-height: 48px;
  }

  .back-top {
    left: calc(0.75rem + var(--safe-left));
    bottom: calc(0.85rem + var(--safe-bottom));
  }

  body:has(.float-cta) .back-top.is-visible {
    bottom: calc(4.75rem + var(--safe-bottom));
  }

  .filter-bar.is-drawer {
    padding: 1rem 1rem calc(1.25rem + var(--safe-bottom));
    max-height: min(82dvh, 90vh);
  }

  .cta-band {
    padding: 2.75rem 0;
  }

  .cta-band h2 {
    max-width: none;
  }

  .breadcrumbs {
    flex-wrap: wrap;
    row-gap: 0.25rem;
    font-size: 0.8rem;
  }
}

@media (max-width: 479px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid img {
    height: 200px;
  }

  .hero-copy .btn-row .btn,
  .page-hero .btn-row .btn,
  .btn-row .btn {
    width: 100%;
    min-width: 0;
  }

  .hero-metrics-grid,
  .page-metrics-grid {
    grid-template-columns: 1fr 1fr;
  }

  .logo-mark,
  .logo-mark img {
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 359px) {
  .btn {
    width: 100%;
  }

  .logo-text span {
    display: none;
  }

  .hero-display {
    font-size: clamp(1.55rem, 10.5vw, 1.95rem);
  }

  .float-btn.wa {
    padding: 0 0.75rem;
  }
}

@media (max-width: 900px) and (max-height: 480px) and (orientation: landscape) {
  .hero {
    min-height: 0;
  }

  .hero-main {
    padding-top: calc(var(--header-h) + var(--safe-top) + 0.5rem);
    padding-bottom: 0.75rem;
  }

  .site-nav {
    width: min(70vw, 420px);
  }

  .legal-modal-panel,
  .product-modal-panel {
    max-height: min(92dvh, 100%);
  }
}

@media (hover: none) {
  .card-spotlight::before {
    display: none;
  }

  .float-btn[data-tooltip]::after {
    display: none;
  }

  .card:hover,
  .process-item:hover,
  .btn:hover {
    transform: none;
  }

  .gallery-grid button:hover img {
    transform: none;
  }
}

/* ---- Üst menü ---------------------------------------------------------------
   Yatay menü (8 bağlantı + dil + Teklif Al) ~1.300 px gerektirir. Daha dar ekranlarda
   (tablet, küçük dizüstü) sığmayıp ekran dışına taşıyordu; bu yüzden 1.280 px altında
   hamburger/çekmece menü kullanılır. */
@media (max-width: 1279px) {
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: min(92vw, 360px);
    width: min(92dvw, 360px);
    height: 100%;
    height: 100dvh;
    max-height: 100dvh;
    background: rgba(8, 16, 32, 0.97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    padding: calc(4.75rem + var(--safe-top)) 1.25rem calc(1.75rem + var(--safe-bottom));
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    z-index: 1001;
    box-shadow: var(--shadow-lg);
    display: block;
    transform: translateX(110%);
    visibility: hidden;
    transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.34s;
  }

  .site-nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .site-nav > ul {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
  }

  .site-nav > ul > li > a {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 0.85rem 0.15rem;
    font-size: 1.05rem;
  }

  .site-nav > ul > li > a[aria-current="page"]::after {
    display: none;
  }

  .site-nav .nav-sub {
    margin: 0 0 0.35rem;
    padding-left: 0.85rem;
  }

  .site-nav .nav-sub a {
    min-height: 40px;
    display: flex;
    align-items: center;
  }

  .site-nav .header-cta,
  .site-nav a.btn {
    width: 100%;
    margin-top: 1rem;
    min-height: 48px;
  }

  .lang-switch {
    margin: 1rem 0 0.5rem;
    align-self: flex-start;
  }

  .lang-btn {
    min-height: 40px;
    min-width: 44px;
    padding: 0.45rem 0.85rem;
  }

  .nav-overlay {
    display: block;
    /* Başlık (z-index 1000) kendi katmanını oluşturur ve menü onun içindedir.
       Karartma başlıkla aynı seviyede olursa DOM'da sonra geldiği için menünün
       üstüne çıkar ve menüdeki tüm dokunuşları yutar. Bu yüzden bir alt katmanda. */
    z-index: 999;
  }
}

@media (min-width: 1280px) {
  .nav-overlay {
    display: block;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    display: flex;
    align-items: center;
    gap: 0.2rem 1.15rem;
    position: static;
    transform: none;
    visibility: visible;
    height: auto;
    width: auto;
    background: transparent;
    padding: 0;
    box-shadow: none;
    overflow: visible;
  }

  .site-nav ul {
    display: flex;
    align-items: center;
    gap: 0.15rem 0.15rem;
  }

  .site-nav > ul > li {
    position: relative;
    flex-shrink: 0;
  }

  .site-nav > ul > li > a {
    white-space: nowrap;
  }

  .header-inner {
    flex-wrap: nowrap;
  }

  .site-nav {
    flex-shrink: 1;
    min-width: 0;
  }

  .site-nav > ul {
    flex-wrap: nowrap;
  }

  .site-nav a {
    padding: 0.55rem 0.55rem;
    font-size: 0.9rem;
    white-space: nowrap;
  }

  .site-nav > ul > li > a[aria-current="page"]::after {
    left: 0.55rem;
    bottom: 0.2rem;
  }

  .site-nav .header-cta,
  .site-nav a.btn {
    width: auto;
    margin-top: 0;
    min-height: 42px;
    padding: 0.5rem 1.05rem;
    white-space: nowrap;
  }

  .lang-switch {
    margin: 0;
    flex-shrink: 0;
  }

  .lang-btn {
    padding: 0.32rem 0.55rem;
    font-size: 0.72rem;
  }

  html[lang="en"] .site-nav,
  html[lang="ru"] .site-nav,
  html[data-lang="en"] .site-nav,
  html[data-lang="ru"] .site-nav {
    gap: 0.1rem 0.45rem;
  }

  html[lang="en"] .site-nav > ul,
  html[lang="ru"] .site-nav > ul,
  html[data-lang="en"] .site-nav > ul,
  html[data-lang="ru"] .site-nav > ul {
    gap: 0;
  }

  html[lang="en"] .site-nav > ul > li > a,
  html[lang="ru"] .site-nav > ul > li > a,
  html[data-lang="en"] .site-nav > ul > li > a,
  html[data-lang="ru"] .site-nav > ul > li > a {
    font-size: 0.78rem;
    padding: 0.5rem 0.34rem;
    letter-spacing: -0.03em;
  }

  html[lang="en"] .site-nav .header-cta,
  html[lang="ru"] .site-nav .header-cta,
  html[data-lang="en"] .site-nav .header-cta,
  html[data-lang="ru"] .site-nav .header-cta {
    font-size: 0.8rem;
    padding: 0.45rem 0.85rem;
    min-height: 38px;
  }

  html[lang="en"] .site-nav > ul > li > a,
  html[lang="ru"] .site-nav > ul > li > a,
  html[data-lang="en"] .site-nav > ul > li > a,
  html[data-lang="ru"] .site-nav > ul > li > a {
    font-size: 0.8rem;
    padding: 0.5rem 0.55rem;
    letter-spacing: -0.02em;
  }

  html[lang="en"] .site-nav > ul,
  html[lang="ru"] .site-nav > ul,
  html[data-lang="en"] .site-nav > ul,
  html[data-lang="ru"] .site-nav > ul {
    gap: 0.15rem;
  }

  .has-sub .nav-sub {
    display: block;
    position: absolute;
    top: calc(100% - 0.2rem);
    left: 0;
    min-width: 250px;
    background: rgba(10, 20, 38, 0.94);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.65rem;
    z-index: 20;
    border-radius: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  }

  .has-sub:hover .nav-sub,
  .has-sub:focus-within .nav-sub,
  .has-sub.is-open .nav-sub {
    opacity: 1;
    visibility: visible;
    transform: none;
    margin: 0;
    padding-left: 0.65rem;
    border-left: 1px solid rgba(255, 255, 255, 0.08);
  }
}

@media (min-width: 1280px) and (max-width: 1499px) {
  /* Türkçe logo alt yazısı ~425 px kaplar; bu aralıkta yatay menü + Teklif Al ile birlikte
     sığmaz (1.366 px dizüstünde buton ekran dışına taşıyordu). Alt yazıyı kısalt. */
  .logo-text span {
    max-width: 12rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav,
  .nav-overlay,
  .hero-float,
  .js-enabled .reveal,
  .js-enabled .hero-anim {
    transition: none !important;
    animation: none !important;
  }
}