/* ==========================================================================
   VERALIA DESIGN — style.css
   --------------------------------------------------------------------------
   Görsel dil: "teknik çizim paftası".
   İnce cetvel çizgileri, ölçü tikleri ve asimetrik sütun düzeni;
   dekorasyon yok, yapı bilgi taşıyor.

   İçindekiler
   01  Tokenlar (renk, tipografi, aralık)
   02  Sıfırlama ve taban
   03  Yardımcı sınıflar ve yerleşim
   04  Tipografi ölçeği
   05  Butonlar
   06  Üst bar / menü
   07  Hero
   08  Bölüm iskeleti
   09  Hizmetler
   10  Galeri + lightbox
   11  Üretim bandı
   12  Süreç
   13  İletişim ve form
   14  Alt bilgi + mobil yapışkan çubuk
   15  Duyarlılık (responsive)
   16  Hareket azaltma / yazdırma
   ========================================================================== */


/* 01 — TOKENLAR ============================================================ */
:root {
  /* Renk — kağıt tonu videodaki gerçek kağıt zeminden, pirinç render
     aydınlatmasından, grafit ise logonun kendi çizgi renginden alındı. */
  --paper:       #FAF8F5;
  --paper-2:     #F2EFE9;
  --stone:       #DED8CF;   /* cetvel çizgileri, kenarlıklar */
  --graphite:    #2F3437;   /* ana metin */
  --graphite-d:  #1F2426;   /* koyu bant */
  --graphite-mid:#5C6366;   /* ikincil metin */
  --brass:       #A2814E;   /* vurgular: tik, odak, aktif durum */
  --brass-soft:  #C9A977;
  --wa:          #1E8E5A;   /* WhatsApp eylemi */
  --error:       #9B3B2E;

  /* Tipografi */
  --font-display: "Marcellus", "Times New Roman", serif;
  --font-body:    "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Ölçek — akışkan (fluid) başlıklar */
  --t-hero:  clamp(2.05rem, 1.15rem + 3.1vw, 3.35rem);
  --t-h2:    clamp(1.75rem, 1.2rem + 1.9vw, 2.7rem);
  --t-h3:    clamp(1.2rem, 1.05rem + 0.55vw, 1.5rem);
  --t-lead:  clamp(1rem, 0.96rem + 0.2vw, 1.1rem);
  --t-body:  1rem;
  --t-small: 0.86rem;

  /* Aralık */
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --wrap:   1240px;
  --sec-y:  clamp(4.5rem, 9vw, 8.5rem);

  --ease: cubic-bezier(.22,.61,.36,1);
}


/* 02 — SIFIRLAMA VE TABAN ================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-body);
  font-size: var(--t-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video, svg { display: block; max-width: 100%; }
img { height: auto; }

a { color: inherit; }

button, input, select, textarea { font: inherit; color: inherit; }

/* Klavye odağı her yerde görünür olsun */
:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

::selection { background: var(--brass-soft); color: #fff; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--graphite-d); color: var(--paper);
  padding: .75rem 1.25rem; text-decoration: none;
}
.skip-link:focus { left: 0; }


/* 03 — YERLEŞİM ============================================================ */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Ölçü çizgisi: uçlarında tik bulunan ince yatay çizgi.
   Teknik çizimdeki "dimension line" referansı. */
.rule-dim {
  position: relative;
  border: 0;
  border-top: 1px solid var(--stone);
  margin: 1.75rem 0;
  max-width: 300px;
}
.rule-dim::before,
.rule-dim::after {
  content: "";
  position: absolute; top: -4px;
  width: 1px; height: 9px;
  background: var(--brass);
}
.rule-dim::before { left: 0; }
.rule-dim::after  { right: 0; }


/* 04 — TİPOGRAFİ =========================================================== */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: .005em;
  margin: 0;
}

p { margin: 0 0 1.1em; max-width: 62ch; }

.section__title {
  font-size: var(--t-h2);
  line-height: 1.12;
}

.section__lead {
  font-size: var(--t-lead);
  color: var(--graphite-mid);
  max-width: 54ch;
  margin-top: .9rem;
}


/* 05 — BUTONLAR ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .95rem 1.6rem;
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color .25s var(--ease), color .25s var(--ease),
              border-color .25s var(--ease);
}

.btn--solid {
  background: var(--graphite-d);
  color: var(--paper);
}
.btn--solid:hover { background: var(--brass); }

.btn--line {
  border-color: var(--graphite);
  color: var(--graphite);
  background: transparent;
}
.btn--line:hover { background: var(--graphite-d); color: var(--paper); border-color: var(--graphite-d); }

.btn--ghost {
  border-color: rgba(250,248,245,.35);
  color: var(--paper);
  background: transparent;
}
.btn--ghost:hover { border-color: var(--brass-soft); color: var(--brass-soft); }

.btn--block { width: 100%; }


/* 06 — ÜST BAR ============================================================= */
.site-head {
  position: sticky; top: 0; z-index: 60;
  background: rgba(250,248,245,.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.site-head.is-stuck {
  border-bottom-color: var(--stone);
  box-shadow: 0 1px 0 rgba(47,52,55,.03);
}

.site-head__inner {
  max-width: var(--wrap);
  margin-inline: auto;
  padding: .75rem var(--gutter);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.brand { flex: 0 0 auto; line-height: 0; }
.brand img { width: auto; height: 58px; }

.nav { margin-left: auto; }
.nav ul {
  display: flex;
  gap: clamp(1rem, 2vw, 2.1rem);
  list-style: none;
  margin: 0; padding: 0;
}
.nav a {
  position: relative;
  display: block;
  padding: .35rem 0;
  font-size: .93rem;
  text-decoration: none;
  color: var(--graphite);
}
/* Aktif/hover göstergesi: altına çekilen ince pirinç çizgi */
.nav a::after {
  content: "";
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--brass);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav a:hover::after,
.nav a.is-active::after { transform: scaleX(1); }

.head-call {
  flex: 0 0 auto;
  padding: .6rem 1.15rem;
  border: 1px solid var(--stone);
  border-radius: 2px;
  font-size: .9rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}
.head-call:hover { border-color: var(--brass); color: var(--brass); }

/* Hamburger — sadece mobilde görünür (bkz. bölüm 15) */
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  background: none; border: 0; padding: 0;
  cursor: pointer;
}
.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 22px; height: 1px;
  background: var(--graphite);
  margin-inline: auto;
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav-toggle__bars::before { content: ""; transform: translateY(-7px); }
.nav-toggle__bars::after  { content: ""; transform: translateY(6px); }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after  { transform: rotate(-45deg); }


/* 07 — HERO ================================================================ */
.hero {
  display: grid;
  grid-template-columns: 1.12fr 1fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(3rem, 6vw, 6rem) var(--gutter);
}

.hero__title {
  font-size: var(--t-hero);
  line-height: 1.14;
  letter-spacing: -.005em;
  text-wrap: pretty;
}
.hero__title .line { display: block; }

/* Tek düzenlenmiş hareket anı: satırlar açılışta bir kez yükselir. */
.hero__title .line {
  opacity: 0;
  transform: translateY(14px);
  animation: lineIn .9s var(--ease) forwards;
}
.hero__title .line:nth-child(1) { animation-delay: .08s; }
.hero__title .line:nth-child(2) { animation-delay: .20s; }
.hero__title .line:nth-child(3) { animation-delay: .32s; }

@keyframes lineIn { to { opacity: 1; transform: none; } }

.hero__lead {
  font-size: var(--t-lead);
  color: var(--graphite-mid);
  max-width: 46ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.75rem;
}

.hero__note {
  margin-top: 1.5rem;
  font-size: var(--t-small);
  color: var(--graphite-mid);
}

/* Video kaynağı 16:9. Panel de 16:9 tutuluyor ki logo animasyonu
   hiçbir ekranda kırpılmasın. İnce çerçeve, kağıt paftaya göndermedir. */
.hero__media {
  align-self: center;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--stone);
  background: #DFDBD5;            /* videonun kendi kağıt tonu */
}
.hero__video {
  width: 100%; height: 100%;
  object-fit: cover;
}


/* 08 — BÖLÜM İSKELETİ ======================================================
   Her bölüm üstten ince bir cetvel çizgisiyle açılır; çizginin sol ucunda
   pirinç bir tik bulunur. Ayrı bir "etiket" kullanılmaz, yapı bilgiyi verir. */
.section {
  position: relative;
  padding-block: var(--sec-y);
}

.section--tint { background: var(--paper-2); }

/* Süreç bölümü: soluk pafta ızgarası */
.section--grid {
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--stone) 1px, transparent 1px),
    linear-gradient(90deg, var(--stone) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: center;
}
.section--grid::after {
  /* ızgarayı kenarlara doğru söndürür */
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(250,248,245,.55) 0%, var(--paper) 78%);
  pointer-events: none;
}
.section--grid > .wrap { position: relative; z-index: 1; }

.section__head {
  position: relative;
  padding-top: 1.75rem;
  border-top: 1px solid var(--stone);
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section__head::before {
  content: "";
  position: absolute; top: -1px; left: 0;
  width: 44px; height: 2px;
  background: var(--brass);
}


/* 09 — HİZMETLER ===========================================================
   Kart değil satır. Her hizmet, üstündeki cetvel çizgisiyle ayrılır. */
.services { display: block; }

.service {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 3rem);
  align-items: start;
  padding-block: clamp(2rem, 3.5vw, 3rem);
  border-top: 1px solid var(--stone);
}
.service:last-child { border-bottom: 1px solid var(--stone); }

.service__mark svg {
  width: 48px; height: 48px;
  fill: none;
  stroke: var(--brass);
  stroke-width: 1.25;
  stroke-linecap: square;
  stroke-linejoin: miter;
}
.service__mark svg .thin { stroke-width: 1; opacity: .75; }
.service__mark svg .dash { stroke-dasharray: 4 3; opacity: .6; }

.service__name {
  font-size: var(--t-h3);
  line-height: 1.25;
  margin-bottom: .6rem;
}

.service__desc {
  color: var(--graphite-mid);
  margin: 0;
  max-width: 42ch;
}

.service__list {
  list-style: none;
  margin: .25rem 0 0;
  padding: 0;
  font-size: .95rem;
}
.service__list li {
  position: relative;
  padding-left: 1.3rem;
  padding-block: .3rem;
}
/* İşaret olarak kısa bir ölçü tiki */
.service__list li::before {
  content: "";
  position: absolute; left: 0; top: 1.05em;
  width: 10px; height: 1px;
  background: var(--brass);
}


/* 10 — GALERİ ==============================================================
   Eşit kutulardan oluşan ızgara yerine asimetrik mozaik. */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(.6rem, 1.4vw, 1.1rem);
}

/* Her karo: üstte görsel, altta başlık. Görsel kalan alanı doldurur. */
.tile {
  display: grid;
  grid-template-rows: 1fr auto;
  margin: 0;
  min-height: 0;
}

/* Geniş karo satırın yüksekliğini belirler; yanındaki "fill" karo ona uyar. */
.tile--wide { grid-column: span 2; }

.tile__btn {
  display: block;
  width: 100%;
  min-height: 0;
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 0;
  background: var(--stone);
  cursor: zoom-in;
  overflow: hidden;
}
.tile--fill .tile__btn { aspect-ratio: auto; }

.tile__btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.tile__btn:hover img { transform: scale(1.03); }

.tile figcaption {
  margin-top: .65rem;
  font-size: var(--t-small);
  color: var(--graphite-mid);
}

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  gap: 1rem;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(31,36,38,.94);
}
.lightbox[hidden] { display: none; }

.lightbox__figure {
  margin: 0;
  max-width: min(1100px, 100%);
  text-align: center;
}
.lightbox__figure img {
  max-height: 78vh;
  width: auto;
  margin-inline: auto;
}
.lightbox__figure figcaption {
  margin-top: .9rem;
  color: rgba(250,248,245,.8);
  font-size: var(--t-small);
}

.lightbox__close,
.lightbox__nav {
  flex: 0 0 auto;
  background: none;
  border: 1px solid rgba(250,248,245,.3);
  color: var(--paper);
  border-radius: 2px;
  cursor: pointer;
  line-height: 1;
  transition: border-color .25s var(--ease), background-color .25s var(--ease);
}
.lightbox__close:hover,
.lightbox__nav:hover { background: rgba(250,248,245,.12); border-color: var(--brass-soft); }

.lightbox__nav { width: 48px; height: 64px; font-size: 2rem; }

.lightbox__close {
  position: absolute; top: clamp(.75rem, 3vw, 1.75rem); right: clamp(.75rem, 3vw, 1.75rem);
  width: 46px; height: 46px; font-size: 1.7rem;
}


/* 11 — ÜRETİM BANDI ======================================================== */
.production {
  background: var(--graphite-d);
  color: var(--paper);
}
.production .section__title { color: var(--paper); }
.production p { color: rgba(250,248,245,.76); }

.production__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.production__text .section__title { margin-bottom: 1.4rem; }

.spec {
  margin: 2rem 0;
  border-top: 1px solid rgba(250,248,245,.16);
}
.spec > div {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 1rem;
  padding-block: .85rem;
  border-bottom: 1px solid rgba(250,248,245,.16);
}
.spec dt {
  font-family: var(--font-display);
  color: var(--brass-soft);
  font-size: 1.02rem;
}
.spec dd {
  margin: 0;
  color: rgba(250,248,245,.76);
  font-size: .95rem;
}

.production__media {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(.6rem, 1.4vw, 1rem);
}
.production__media img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}
.production__media picture:first-child { margin-top: clamp(1.5rem, 4vw, 3rem); }


/* 12 — SÜREÇ ===============================================================
   İçerik gerçekten sıralı olduğu için numaralandırma kullanıldı. */
.steps {
  counter-reset: step;
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}

.step {
  counter-increment: step;
  position: relative;
  padding: 2.25rem clamp(1rem, 2vw, 1.75rem) 0 0;
  border-top: 1px solid var(--stone);
}
.step + .step { padding-left: clamp(1rem, 2vw, 1.75rem); }

.step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; top: -.75rem; left: 0;
  background: var(--paper);
  padding-right: .6rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--brass);
}
.step + .step::before { left: clamp(1rem, 2vw, 1.75rem); }

.step__name {
  font-size: 1.13rem;
  line-height: 1.3;
  margin-bottom: .5rem;
}
.step p {
  margin: 0;
  font-size: .93rem;
  color: var(--graphite-mid);
}


/* 13 — İLETİŞİM VE FORM ==================================================== */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.contact__form-col .section__lead { margin-bottom: 2.25rem; }

.form { max-width: 640px; }

.field { margin-bottom: 1.25rem; }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.field label {
  display: block;
  margin-bottom: .4rem;
  font-size: .88rem;
  font-weight: 500;
  color: var(--graphite);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: .85rem 1rem;
  background: var(--paper);
  border: 1px solid var(--stone);
  border-radius: 2px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field textarea { resize: vertical; min-height: 130px; }

.field input:hover,
.field select:hover,
.field textarea:hover { border-color: var(--graphite-mid); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--brass);
  box-shadow: 0 0 0 3px rgba(162,129,78,.15);
}

.field input::placeholder,
.field textarea::placeholder { color: #9AA0A2; }

/* Onay kutusu satırı */
.field--check {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: .7rem;
  align-items: start;
  margin-bottom: 1.75rem;
}
.field--check input { width: 20px; height: 20px; margin-top: .2rem; accent-color: var(--brass); }
.field--check label {
  margin: 0;
  font-weight: 400;
  font-size: .88rem;
  color: var(--graphite-mid);
  line-height: 1.5;
}
.field--check .field__err { grid-column: 2; }

/* Hata metni — ne olduğunu söyler, özür dilemez */
.field__err {
  display: none;
  margin-top: .35rem;
  font-size: .82rem;
  color: var(--error);
}
.field.has-error .field__err { display: block; }
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: var(--error); }

/* Bot tuzağı: ekranda ve ekran okuyucuda yok */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form__status {
  margin: 1rem 0 0;
  font-size: .92rem;
  min-height: 1.4em;
}
.form__status.is-ok    { color: #2C6B4F; }
.form__status.is-error { color: var(--error); }

.btn--solid[disabled] { opacity: .55; cursor: progress; }

/* Doğrudan hat kutusu */
.contact__direct {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--paper);
  border: 1px solid var(--stone);
  border-radius: 2px;
  position: sticky;
  top: 92px;
}

.direct__title {
  font-size: var(--t-h3);
  margin-bottom: .4rem;
}
.direct__lead {
  font-size: .92rem;
  color: var(--graphite-mid);
  margin-bottom: 1.5rem;
}

.direct-btn {
  display: flex;
  align-items: center;
  gap: .9rem;
  padding: 1rem 1.15rem;
  margin-bottom: .7rem;
  border-radius: 2px;
  text-decoration: none;
  color: var(--paper);
  transition: filter .25s var(--ease);
}
.direct-btn:hover { filter: brightness(1.12); }
.direct-btn svg { width: 24px; height: 24px; flex: 0 0 auto; fill: currentColor; }
.direct-btn svg .fill-bg { fill: var(--wa); }
.direct-btn span { display: block; font-size: .86rem; opacity: .85; line-height: 1.4; }
.direct-btn strong { display: block; font-size: 1rem; font-weight: 500; opacity: 1; }

.direct-btn--call { background: var(--graphite-d); }
.direct-btn--wa   { background: var(--wa); }
.direct-btn--wa svg .fill-bg { fill: var(--wa); }

.direct-info {
  margin: 1.75rem 0 0;
  border-top: 1px solid var(--stone);
}
.direct-info > div {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: .75rem;
  padding-block: .8rem;
  border-bottom: 1px solid var(--stone);
}
.direct-info dt { font-size: .86rem; color: var(--graphite-mid); }
.direct-info dd { margin: 0; font-size: .92rem; }
.direct-info a { text-decoration: none; border-bottom: 1px solid var(--brass); }
.direct-info a:hover { color: var(--brass); }


/* 14 — ALT BİLGİ + MOBİL ÇUBUK ============================================= */
.site-foot {
  background: var(--graphite-d);
  color: rgba(250,248,245,.7);
  padding-block: clamp(3rem, 6vw, 4.5rem);
}

.site-foot__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.4rem;
}

.site-foot__logo { width: auto; height: 74px; opacity: .9; }

.foot-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}
.foot-nav a {
  font-size: .92rem;
  text-decoration: none;
  color: rgba(250,248,245,.7);
  transition: color .2s var(--ease);
}
.foot-nav a:hover { color: var(--brass-soft); }

.site-foot__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin: 0;
  max-width: none;
}
.site-foot__meta a {
  text-decoration: none;
  color: var(--paper);
  border-bottom: 1px solid rgba(162,129,78,.7);
}

.site-foot__copy {
  margin: 0;
  font-size: .82rem;
  color: rgba(250,248,245,.45);
}

/* Mobil yapışkan çubuk — varsayılan gizli, küçük ekranda açılır */
.sticky-bar {
  display: none;
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 80;
  border-top: 1px solid rgba(250,248,245,.14);
}
.sticky-bar__btn {
  flex: 1 1 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .95rem .5rem;
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--paper);
}
.sticky-bar__btn svg { width: 19px; height: 19px; fill: currentColor; }
.sticky-bar__btn svg .fill-bg { fill: var(--wa); }
.sticky-bar__btn--call { background: var(--graphite-d); }
.sticky-bar__btn--wa   { background: var(--wa); }


/* 15 — DUYARLILIK ==========================================================
   Kırılım noktaları içeriğin bozulduğu yere göre seçildi. */

/* Geniş tablet */
@media (max-width: 1080px) {
  .service {
    grid-template-columns: 52px minmax(0, 1fr);
    row-gap: 1rem;
  }
  .service__list { grid-column: 2; }

  .steps { grid-template-columns: repeat(2, 1fr); }
  .step { padding-bottom: 1.75rem; }
  .step + .step { padding-left: 0; }
  .step:nth-child(even) { padding-left: clamp(1rem, 3vw, 2rem); }
  .step + .step::before { left: 0; }
  .step:nth-child(even)::before { left: clamp(1rem, 3vw, 2rem); }

  .contact { grid-template-columns: 1fr; }
  .contact__direct { position: static; max-width: 560px; }
}

/* Tablet / küçük dizüstü */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 2.25rem;
  }
  .hero__media { order: -1; }   /* video önce gelsin */

  /* İki sütuna düşünce eşleştirme bozulur: tüm karolar 16:9 olur */
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .tile--fill .tile__btn { aspect-ratio: 16 / 9; }

  .production__grid { grid-template-columns: 1fr; }
  .production__media picture:first-child { margin-top: 0; }
}

/* Telefon */
@media (max-width: 760px) {
  body { padding-bottom: 60px; }   /* yapışkan çubuk için yer aç */

  .sticky-bar { display: flex; }

  .head-call { display: none; }
  .nav-toggle { display: block; margin-left: auto; }

  /* Açılır menü */
  .nav {
    position: absolute; left: 0; right: 0; top: 100%;
    margin: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--stone);
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s var(--ease);
  }
  .nav.is-open { max-height: 340px; }
  .nav ul {
    flex-direction: column;
    gap: 0;
    padding: .5rem var(--gutter) 1.25rem;
  }
  .nav li + li { border-top: 1px solid var(--stone); }
  .nav a { padding: .9rem 0; font-size: 1rem; }
  .nav a::after { display: none; }

  .brand img { height: 40px; }

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

  .steps { grid-template-columns: 1fr; }
  .step, .step:nth-child(even) { padding-left: 0; padding-right: 0; }
  .step:nth-child(even)::before { left: 0; }

  .lightbox__nav { width: 40px; height: 52px; font-size: 1.6rem; }
}

/* Dar telefon */
@media (max-width: 520px) {
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .gallery { grid-template-columns: 1fr; }
  .tile--wide { grid-column: span 1; }
  .tile--fill .tile__btn { aspect-ratio: 16 / 9; }
  .spec > div,
  .direct-info > div { grid-template-columns: 1fr; gap: .15rem; }
  .hero__actions .btn { width: 100%; }
}


/* 16 — HAREKET AZALTMA / YAZDIRMA ========================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .hero__title .line { opacity: 1; transform: none; }
  .tile__btn:hover img { transform: none; }
}

@media print {
  .site-head, .sticky-bar, .lightbox, .hero__media, .nav-toggle { display: none !important; }
  body { background: #fff; color: #000; padding: 0; }
  .section { padding-block: 1.5rem; }
}

/* <picture> sarmalayıcısı, içindeki <img> ile aynı davranmalı */
.tile__btn picture { display: block; height: 100%; }
.production__media picture { display: block; }