/* ============================================================
   Universal Gravür — site.css
   Tasarım notu: Renkler, firmanın arkadan aydınlatılmış rotasyon
   şablonu fotoğrafından türetildi. Koyu atölye zemini (--ink),
   şablonun içinden geçen sıcak ışık (--glow), desenin lacivert
   mürekkebi (--indigo, logo rengiyle aynı).
   ============================================================ */

/* --- Tokenlar ------------------------------------------------ */
:root {
  /* --- Kurumsal lacivert -------------------------------------
     Logo renginden (--nv-500) turetilmis tek aile. Tum koyu
     zeminler, gradyanlar ve vurgular bu skaladan gelir.        */
  --nv-900: #071426;
  --nv-800: #0B1E38;
  --nv-700: #12325F;
  --nv-600: #163F79;
  --nv-500: #1B4A8F;   /* logo lacivert - birincil marka rengi */
  --nv-400: #275DA8;
  --nv-300: #4B82D4;

  /* --- Notr skala ---------------------------------------------
     Duz gri degil; lacivere calan soguk gri. Sayfadaki her
     ikincil metin, cizgi ve zemin bu on bir adimdan secilir.   */
  --n-0:   #FFFFFF;
  --n-50:  #F6F8FA;
  --n-100: #EDF0F4;
  --n-200: #D6DDE5;
  --n-300: #B6C2D0;
  --n-400: #8A97A8;
  --n-450: #606E80;   /* acik zeminde ikincil yazi - AA */
  --n-500: #5C6B7F;
  --n-600: #3C4A5C;
  --n-700: #24313F;
  --n-800: #121C28;
  --n-900: #0B1119;

  /* --- Vurgu: petrol ------------------------------------------
     Tek vurgu rengi. Sayfa alaninin %5'ini gecmez.             */
  --acc:      #05706B;   /* acik zemin ustu yazi   - beyazda 5.6:1 */
  --acc-br:   #22B8B0;   /* koyu zemin ustu yazi   - lacivertte 5.5:1 */
  --acc-tint: #E8F4F3;   /* cok acik zemin yikamasi */
  --acc-dark: #0C2E2C;   /* koyu vurgu zemini */
  --acc-pale: #A8E4DF;   /* koyu vurgu zemini ustu yazi */

  /* --- Durum --------------------------------------------------- */
  --err:    #B3261E;
  --err-bg: #FEF3F2;
  --err-tx: #8C1D18;

  /* --- Anlamsal takma adlar (eski isimler calismaya devam eder) */
  --ink:        var(--n-900);
  --night:      var(--n-800);
  --night-2:    #16222F;
  --indigo:     var(--nv-500);
  --indigo-lt:  var(--nv-300);
  --indigo-dk:  var(--nv-700);
  --glow:       var(--acc-tint);
  --paper:      var(--n-0);
  --shell:      var(--n-100);
  --steel:      var(--n-500);
  --steel-lt:   var(--n-450);
  --rule:       var(--n-200);
  --rule-dk:    var(--n-700);
  --laser:      var(--acc);      /* acik zeminde; koyu kapsayicilarda parlaklasir */
  --laser-deep: var(--acc);      /* beyaz yazi tasiyan zeminler - her zaman koyu */

  --display: "Archivo", "Segoe UI", system-ui, sans-serif;
  --body:    "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "Courier New", monospace;

  /* Yazı ağırlıkları — tek yerden ayarlanır */
  --wt-display: 780;   /* başlıklar (Archivo, 400-800 arası) */
  --wt-brand:   760;   /* logo yanı firma adı */
  --wt-ui:      500;   /* menü, buton, etiket, künye */
  --wt-body:    400;   /* paragraf metni */

  --wrap: 1240px;
  --gut: clamp(20px, 5vw, 64px);

  --step: clamp(56px, 8vw, 120px);
}


/* Koyu zeminlerde ikincil yazi otomatik acilir --------------- */
.hero, .seam, .facts, .band--dark, .flow__step, .place, .foot, .masthead,
.nav__alt, .phero, .next, .thanks, .sss__oge, .harita__oge, .taslak-uyari {
  --steel-lt: var(--n-300);
  --steel:    var(--n-300);
  --laser:    var(--acc-br);
  --glow:     var(--night);
}

/* --- Temel --------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

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

:focus-visible {
  outline: 3px solid var(--laser);
  outline-offset: 3px;
}

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.skip {
  position: absolute; left: -9999px;
  background: var(--laser-deep); color: #fff;
  padding: 14px 22px; z-index: 200; font-family: var(--mono); font-weight: var(--wt-ui);
}
.skip:focus { left: 12px; top: 12px; }

/* --- Tipografi ----------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-variation-settings: "wdth" 118, "wght" var(--wt-display);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(2.6rem, 7.2vw, 5.6rem); }
h2 { font-size: clamp(1.9rem, 4.2vw, 3.2rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.5rem); font-variation-settings: "wdth" 110, "wght" var(--wt-display); }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.lede {
  font-weight: var(--wt-body);
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
  line-height: 1.55;
  color: var(--steel);
  max-width: 58ch;
}

/* Üst etiket: teknik künye gibi */
.eyebrow {
  font-family: var(--mono);
  font-weight: var(--wt-ui);
  font-size: .73rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--laser);
  flex: none;
}

/* Koyu zeminlerde üst etiket açık tonda okunur (kontrast 6.3:1) */
.hero .eyebrow,
.phero .eyebrow,
.band--dark .eyebrow,
.thanks .eyebrow { color: var(--steel-lt); }

/* --- Başlık / navigasyon ------------------------------------- */
.masthead {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,17,25,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule-dk);
}
.masthead__in {
  display: flex; align-items: center; gap: 28px;
  height: 74px;
  max-width: var(--wrap); margin-inline: auto;
  padding-inline: var(--gut);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; flex: none; }
.brand img { height: 40px; width: auto; }
.brand b {
  font-family: var(--display);
  font-variation-settings: "wdth" 112, "wght" var(--wt-brand);
  font-size: 1.02rem; color: #fff; letter-spacing: -0.01em; line-height: 1.05;
}
.brand span {
  display: block; font-family: var(--mono); font-weight: 400;
  font-size: .62rem; letter-spacing: .16em; color: var(--steel-lt);
  text-transform: uppercase;
}

.nav { margin-left: auto; display: flex; align-items: center; gap: 26px; }
.nav a {
  font-weight: var(--wt-ui);
  font-size: .93rem; color: var(--n-200); text-decoration: none;
  padding: 6px 0; position: relative; white-space: nowrap;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 1px; background: var(--laser); transition: right .25s ease;
}
.nav a:hover { color: #fff; }
.nav a:hover::after { right: 0; }

.lang {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .75rem; letter-spacing: .1em;
  color: var(--steel-lt); text-decoration: none;
  border: 1px solid var(--rule-dk); padding: 6px 10px;
}
.lang:hover { color: #fff; border-color: var(--steel); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .8rem; letter-spacing: .1em;
  text-transform: uppercase; text-decoration: none;
  padding: 13px 22px; border: 1px solid transparent;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
  cursor: pointer;
}
.btn--laser { background: var(--laser-deep); color: #fff; }
.btn--laser:hover { background: #fff; color: var(--ink); }
.btn--ghost { border-color: var(--steel); color: var(--n-200); }
.btn--ghost:hover { border-color: #fff; color: #fff; }
.btn--ink { background: var(--indigo); color: #fff; }
.btn--ink:hover { background: var(--ink); }

.burger {
  display: none; margin-left: auto; background: none; border: 0;
  color: #fff; padding: 10px; cursor: pointer;
}
.burger span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; }

/* --- Hero: kompakt metin + yatay kayan fotograf rayi ---------
   Fotograflar 1024x395 (2.59:1) banner oraninda. Kart genisligi
   1120px'de kilitli -> gorseller kendi cozunurlugunun ustune
   cikip bulaniklasmiyor.                                        */
.hero {
  background: var(--ink);
  color: #fff;
  overflow: hidden;
  padding-block: clamp(44px, 6vw, 78px) clamp(44px, 6vw, 78px);
}

.hero__ust {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gut);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 30px clamp(32px, 5vw, 72px);
}

.hero h1 {
  color: #fff;
  font-size: clamp(1.85rem, 3.3vw, 3rem);
  line-height: 1.05;
  margin: 0;
}
.hero .lede {
  color: var(--n-200);
  margin-top: 16px;
  max-width: 44ch;
  font-size: clamp(.96rem, 1.1vw, 1.05rem);
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

/* Kumanda: metnin sagina, rayin ustune hizali */
.hero__controls {
  display: grid;
  grid-template-columns: auto minmax(96px, 160px) auto;
  align-items: center;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.2);
}
.hero__count { display: flex; align-items: center; gap: 8px; margin: 0; color: #fff; font: var(--wt-ui) .72rem/1 var(--mono); font-variant-numeric: tabular-nums; }
.hero__count i { display: block; width: 24px; height: 1px; background: rgba(255,255,255,.42); }
.hero__dots { display: flex; gap: 7px; }
.hero__dots button { width: 100%; height: 3px; padding: 0; border: 0; background: rgba(255,255,255,.3); cursor: pointer; transition: background 220ms ease; }
.hero__dots button.is-active { background: var(--laser); }
.hero__arrows { display: flex; gap: 6px; }
.hero__arrows button {
  width: 36px; height: 36px; padding: 0; border: 1px solid rgba(255,255,255,.32);
  background: transparent; color: #fff; cursor: pointer;
  font: var(--wt-ui) 1rem/1 var(--mono);
  transition: background 160ms ease, border-color 160ms ease;
}
.hero__arrows button:hover { background: var(--acc); border-color: var(--acc); }

/* --- Ray ----------------------------------------------------- */
.hero__ray {
  --kart: min(1120px, calc(min(var(--wrap), 100vw) - (var(--gut) * 2) - 76px));
  --bosluk: 16px;
  max-width: var(--wrap);
  margin: clamp(28px, 3.6vw, 46px) auto 0;
  padding-inline: var(--gut);
  overflow: hidden;
}
/* Ray, basliklarla ayni sol hizada baslar; sonraki kart sagdan gorunur. */
.hero__track {
  display: flex;
  gap: var(--bosluk);
  width: max-content;
  transform: translateX(calc(var(--hero-i, 0) * -1 * (var(--kart) + var(--bosluk))));
  transition: transform 720ms cubic-bezier(.22, .61, .36, 1);
  will-change: transform;
}
.hero__slide {
  flex: 0 0 var(--kart);
  margin: 0;
  position: relative;
  aspect-ratio: 1024 / 395;
  overflow: hidden;
  background: var(--night);
  border: 1px solid rgba(255,255,255,.1);
  opacity: .3;
  transition: opacity 620ms ease;
}
.hero__slide.is-active { opacity: 1; }
.hero__slide img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; }
.hero__slide figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 44px 20px 14px;
  color: rgba(255,255,255,.88);
  font: var(--wt-ui) .66rem/1.4 var(--mono);
  letter-spacing: .1em; text-transform: uppercase;
  background: linear-gradient(0deg, rgba(7,20,38,.82) 0%, transparent 100%);
}

@media (max-width: 900px) {
  .hero__ust { grid-template-columns: 1fr; align-items: start; }
  .hero__controls { width: min(100%, 420px); }
}
@media (max-width: 760px) {
  .hero__ray { --kart: calc(100vw - (var(--gut) * 2) - 26px); --bosluk: 12px; }
  .hero__slide figcaption { padding: 34px 14px 11px; font-size: .6rem; }
}
@media (prefers-reduced-motion: reduce) {
  .hero__track { transition: none; }
}

/* --- İmza: eksiz desen bandı --------------------------------- */
/* Silindir açıldığında desen eksiz devam eder — band bunu gösterir. */
.seam {
  background: var(--ink);
  border-block: 1px solid var(--rule-dk);
  position: relative;
  overflow: hidden;   /* band sonsuz genişlikte — sayfayı yatay kaydırmasın */
}
.seam__track {
  display: flex; width: max-content;
  animation: seam-roll 52s linear infinite;
}
.seam__set { display: flex; flex: none; }
.seam__set img {
  height: clamp(110px, 15vw, 190px);
  width: auto; flex: none;
  /* Gerçek ürün fotoğrafları — rengi korunur, koyu zemine otursun diye hafif kısılır */
  filter: contrast(1.04) brightness(.92) saturate(.96);
  opacity: .94;
}
@keyframes seam-roll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.seam__scan {
  position: absolute; inset-block: 0; left: 0; width: 2px;
  background: linear-gradient(180deg, transparent, var(--laser) 22%, var(--laser) 78%, transparent);
  box-shadow: 0 0 18px 3px rgba(255,90,31,.55);
  animation: seam-scan 7.5s cubic-bezier(.6,0,.4,1) infinite;
  pointer-events: none;
}
@keyframes seam-scan {
  0%, 8%   { left: 0; opacity: 0; }
  12%      { opacity: 1; }
  88%      { opacity: 1; }
  100%     { left: 100%; opacity: 0; }
}
.seam__label {
  position: absolute; left: 0; right: 0; bottom: 0;
  max-width: var(--wrap); margin-inline: auto; padding: 0 var(--gut) 14px;
  font-family: var(--mono); font-size: .7rem; letter-spacing: .14em;
  text-transform: uppercase; color: rgba(255,255,255,.62);
  pointer-events: none;
}

/* --- Künye şeridi -------------------------------------------- */
/* Künye şeridi — koyu banttan açık banda geçişi kuran ara katman.
   Zemin, arkadan aydınlatılmış şablon fikrini sürdürür: sol üstten sızan
   ışık ve üzerine ince gravür hücre ızgarası. */
.facts {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(110% 130% at 10% -10%, var(--nv-400) 0%, rgba(39,93,168,0) 60%),
    linear-gradient(180deg, var(--nv-700) 0%, var(--nv-500) 52%, var(--nv-600) 100%);
}
/* Gravür hücreleri — lazerin şablona işlediği nokta ızgarası */
.facts::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(#fff 1px, transparent 1.2px);
  background-size: 15px 15px;
  opacity: .07;
  pointer-events: none;
}
/* Üst ve alt kılcal çizgi — bandı iki komşusundan ayırır */
.facts::after {
  content: "";
  position: absolute; left: 0; right: 0; top: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--laser) 0 90px, rgba(255,255,255,.22) 90px);
  pointer-events: none;
}

.facts__in {
  position: relative; z-index: 1;
  max-width: var(--wrap); margin-inline: auto; padding: 0 var(--gut);
}
.facts__ust {
  font-family: var(--mono); font-weight: var(--wt-ui);
  font-size: .68rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--n-200);
  margin: 0; padding: 26px 0 0;
}
/* Öğe sayısı değişebildiği için sabit sütun yerine esnek dizilim:
   her künye kendi genişliğinde durur, sola yaslanır. */
.facts__grid {
  display: flex; flex-wrap: wrap;
  gap: 0 clamp(34px, 6vw, 96px);
}
.fact { flex: 0 1 auto; min-width: 152px; }
.fact {
  padding: 22px 0 38px;
}
.fact b {
  display: block;
  font-family: var(--display);
  font-variation-settings: "wdth" 122, "wght" var(--wt-display);
  font-size: clamp(1.75rem, 3.1vw, 2.6rem);
  line-height: 1; letter-spacing: -0.025em;
  font-variant-numeric: tabular-nums;
}
.fact b sup { font-size: .48em; vertical-align: super; }
.fact span {
  display: block; margin-top: 12px; padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,.22);
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .69rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--n-200); line-height: 1.45;
}

/* --- Bölüm iskeleti ------------------------------------------ */
.band { padding-block: var(--step); }
.band--shell { background: var(--shell); }
.band--dark { background: var(--ink); color: #fff; }
.band--dark h2, .band--dark h3 { color: #fff; }
.band--dark .lede { color: var(--n-300); }

.band__head {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 60px); align-items: end;
  margin-bottom: clamp(36px, 5vw, 60px);
}

/* --- Hizmetler ----------------------------------------------- */
.svc { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.band--dark .svc { background: var(--rule-dk); border-color: var(--rule-dk); }

.svc__item {
  display: grid; grid-template-columns: 120px minmax(0,1fr) minmax(0,.85fr);
  gap: clamp(20px, 3vw, 44px); align-items: center;
  background: var(--paper); padding: clamp(24px, 3vw, 38px);
  text-decoration: none; color: inherit;
  transition: background .22s ease;
}
.svc__item:hover { background: var(--glow); }
.svc__item:hover .svc__go { color: var(--acc); transform: translateX(5px); }

.svc__no {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .72rem; letter-spacing: .12em;
  color: var(--steel-lt); text-transform: uppercase;
}
.svc__no b { display: block; color: var(--indigo); font-size: 1.5rem; letter-spacing: 0; margin-bottom: 4px; }

.svc__txt p { color: var(--steel); font-size: .97rem; margin: 10px 0 0; }
.svc__tags {
  list-style: none; display: flex; flex-wrap: wrap; gap: 6px;
  margin: 16px 0 0; padding: 0;
}
.svc__tags li {
  font-family: var(--mono); font-size: .67rem; letter-spacing: .08em;
  text-transform: uppercase; color: var(--steel);
  border: 1px solid var(--rule); padding: 4px 8px;
}
.svc__fig { position: relative; align-self: stretch; min-height: 150px; }
.svc__fig img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.svc__go {
  font-family: var(--mono); font-size: 1.2rem; color: var(--steel-lt);
  transition: transform .22s ease, color .22s ease; justify-self: end;
}

/* --- Süreç (gerçekten sıralı, bu yüzden numaralı) ------------- */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--rule-dk); }
.flow__step {
  background: var(--night); padding: 30px 24px 34px;
  position: relative;
}
.flow__step::before {
  content: ""; position: absolute; top: 0; left: 0; height: 2px; width: 100%;
  background: var(--rule-dk);
}
.flow__step[data-active]::before { background: var(--laser); }
.flow__n {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .72rem; letter-spacing: .14em;
  color: var(--laser); display: block; margin-bottom: 16px;
}
.flow__step h3 { font-size: 1.08rem; margin-bottom: 10px; }
.flow__step p { font-size: .89rem; color: var(--n-300); margin: 0; line-height: 1.6; }

/* --- Makine parkı -------------------------------------------- */
.kit { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(0,1fr); gap: clamp(30px, 5vw, 64px); align-items: start; }
.spec { width: 100%; border-collapse: collapse; font-size: .93rem; }
.spec caption {
  text-align: left; font-family: var(--mono); font-weight: var(--wt-ui); font-size: .72rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--steel);
  padding-bottom: 14px;
}
.spec th, .spec td { text-align: left; padding: 15px 12px 15px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.spec th { font-weight: 600; width: 44%; }
.spec td { font-family: var(--mono); font-size: .85rem; color: var(--steel); }
.band--dark .spec th, .band--dark .spec td { border-color: var(--rule-dk); }
.band--dark .spec th { color: #fff; }
.band--dark .spec td { color: var(--n-300); }

.kit__fig img { width: 100%; height: auto; border: 1px solid var(--rule); }
.band--dark .kit__fig img { border-color: var(--rule-dk); }
.kit__cap { font-family: var(--mono); font-size: .7rem; color: var(--steel); margin-top: 10px; letter-spacing: .06em; }

/* --- Tarihçe ------------------------------------------------- */
.years { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.year { background: var(--paper); padding: clamp(22px, 2.6vw, 34px); }
.year b {
  font-family: var(--display); font-variation-settings: "wdth" 122, "wght" var(--wt-display);
  font-size: clamp(1.6rem, 2.6vw, 2.2rem); color: var(--indigo); display: block;
  letter-spacing: -0.02em; line-height: 1;
}
.year p { font-size: .92rem; color: var(--steel); margin: 14px 0 0; }

/* --- Teklif ölçüleri / form ---------------------------------- */
.quote { display: grid; grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr); gap: clamp(32px, 5vw, 72px); align-items: start; }

.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field label {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--steel);
}
.field input, .field select, .field textarea {
  font-family: var(--body); font-size: .97rem; color: var(--ink);
  background: var(--paper); border: 1px solid var(--rule);
  padding: 13px 14px; width: 100%;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--indigo); outline-offset: -1px; border-color: var(--indigo);
}
.form__note { font-size: .82rem; color: var(--steel); }

/* --- İletişim kartları --------------------------------------- */
.places { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--rule-dk); }
.place { background: var(--night); padding: clamp(24px, 3vw, 36px); }
.place h3 { font-size: 1.05rem; margin-bottom: 14px; }
.place p { font-size: .93rem; color: var(--n-300); margin: 0 0 8px; }
.place a { color: var(--n-200); text-decoration: none; border-bottom: 1px solid var(--rule-dk); }
.place a:hover { color: var(--laser); border-color: var(--laser); }
.place__tag {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .68rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--laser); display: block; margin-bottom: 10px;
}

/* --- Alt bilgi ----------------------------------------------- */
.foot { background: var(--ink); color: var(--n-300); border-top: 1px solid var(--rule-dk); padding-block: 56px 30px; }
.foot__in { display: grid; grid-template-columns: minmax(0,1.3fr) repeat(3, minmax(0,1fr)); gap: 36px; }
.foot h4 {
  font-family: var(--mono); font-weight: 500; font-size: .7rem; letter-spacing: .14em;
  text-transform: uppercase; color: #fff; margin: 0 0 16px;
}
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.foot a { color: var(--n-300); text-decoration: none; font-size: .92rem; }
.foot a:hover { color: var(--laser); }
.foot__brand img { height: 54px; width: auto; }
.foot__brand p { font-size: .87rem; margin-top: 16px; max-width: 34ch; }
.foot__base {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--rule-dk);
  display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: space-between;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .07em; color: var(--steel-lt);
}
.foot__base span { color: var(--steel-lt); }

/* --- Duyarlı ------------------------------------------------- */
@media (max-width: 1080px) {
  .facts__grid { gap: 0 clamp(28px, 5vw, 56px); }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .foot__in { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav, .masthead .btn { display: none; }
  .burger { display: block; }
  .masthead[data-open] .nav {
    display: flex; position: absolute; top: 74px; left: 0; right: 0;
    background: var(--ink); flex-direction: column; align-items: stretch;
    gap: 0; padding: 8px var(--gut) 22px; border-bottom: 1px solid var(--rule-dk);
  }
  .masthead[data-open] .nav a:not(.lang) { padding: 13px 0; border-bottom: 1px solid var(--rule-dk); }
  .masthead[data-open] .nav .lang { margin-top: 18px; align-self: flex-start; padding: 9px 14px; }

  .hero h1 { font-size: clamp(1.7rem, 4.6vw, 2.35rem); }

  .band__head { grid-template-columns: 1fr; align-items: start; }
  .svc__item { grid-template-columns: 64px minmax(0,1fr); }
  .svc__fig, .svc__go { display: none; }
  .kit, .quote { grid-template-columns: 1fr; }
  .years { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .hero h1 { font-size: clamp(1.6rem, 6.6vw, 2.1rem); }
  .hero__controls { grid-template-columns: auto 1fr; }
  .hero__arrows { grid-column: 1 / -1; justify-content: flex-start; }
  /* Dar ekranda banner orani cok ince kalir: kadraji yukseltiyoruz. */
  .hero__slide { aspect-ratio: 16 / 10; }
  .facts__grid { flex-direction: column; gap: 0; }
  .fact { padding: 14px 0 18px; min-width: 0; }
  .fact b { font-size: 1.6rem; }
  .flow, .places, .years { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .foot__in { grid-template-columns: 1fr; }
}

/* ============================================================
   İç sayfalar
   ============================================================ */

/* --- Sayfa başlığı ------------------------------------------- */
.phero {
  background: var(--ink); color: #fff;
  border-bottom: 1px solid var(--rule-dk);
}
.phero__in {
  max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut);
  padding-block: clamp(46px, 6vw, 88px);
  display: grid; grid-template-columns: minmax(0,1fr) minmax(0,.9fr);
  gap: clamp(28px, 5vw, 64px); align-items: end;
}
.phero h1 { color: #fff; font-size: clamp(2.2rem, 5.4vw, 4rem); }
.phero .lede { color: var(--n-300); margin-top: 22px; }

.crumb {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .72rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--steel-lt);
  margin: 0 0 20px; display: flex; gap: 10px; flex-wrap: wrap;
}
.crumb a { color: var(--steel-lt); text-decoration: none; }
.crumb a:hover { color: var(--acc); }
.crumb span { color: var(--n-400); }

/* Aktif menü bağlantısı */
.nav a[aria-current="page"] { color: #fff; }
.nav a[aria-current="page"]::after { right: 0; }

/* --- Genis veri tablosu (Euromesh seri listesi) ---------------
   7 sutun dar ekrana sigmaz; sarmal yatay kayar, sayfa kaymaz.  */
.tablo-kaydir {
  overflow-x: auto;
  margin-top: clamp(28px, 3.4vw, 40px);
  border: 1px solid var(--rule);
  background: var(--paper);
  -webkit-overflow-scrolling: touch;
}
.veri {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: .86rem;
  font-variant-numeric: tabular-nums;
}
.veri caption {
  text-align: left;
  padding: 16px 18px 0;
  font: var(--wt-ui) .68rem/1.5 var(--mono);
  letter-spacing: .13em; text-transform: uppercase;
  color: var(--steel-lt);
}
.veri thead th {
  text-align: left;
  vertical-align: bottom;
  padding: 16px 14px 12px;
  font-size: .78rem;
  font-weight: 600;
  border-bottom: 1px solid var(--rule-dk);
  white-space: nowrap;
}
.veri thead th span {
  display: block;
  font: var(--wt-ui) .64rem/1.4 var(--mono);
  letter-spacing: .1em;
  color: var(--steel);
  text-transform: none;
}
.veri tbody th {
  text-align: left;
  font-family: var(--mono);
  font-weight: var(--wt-ui);
  font-size: .8rem;
  white-space: nowrap;
  color: var(--ink);
}
.veri tbody th, .veri td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--rule);
}
.veri td { color: var(--steel); }
.veri tbody tr:last-child th, .veri tbody tr:last-child td { border-bottom: 0; }
.veri tbody tr:nth-child(odd) { background: var(--n-50); }
.veri tbody tr:hover { background: var(--acc-tint); }
.veri td span[aria-label] { color: var(--n-450); }

@media (max-width: 620px) {
  .veri { font-size: .8rem; }
  .veri tbody th, .veri td { padding: 9px 11px; }
}

/* --- Urun galerisi: uc esit kart ------------------------------ */
.galeri {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 1.6vw, 22px);
  margin-top: clamp(30px, 4vw, 44px);
}
.galeri figure { margin: 0; }
.galeri img {
  width: 100%;
  /* width/height nitelikleri tarayicida height veriyor; aspect-ratio'nun
     calismasi icin height'i auto'ya cekiyoruz. */
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--rule-dk);
  background: var(--night);
}
.galeri figcaption {
  margin-top: 12px;
  font: var(--wt-ui) .68rem/1.5 var(--mono);
  letter-spacing: .09em; text-transform: uppercase;
  color: var(--steel-lt);
}
@media (max-width: 760px) {
  .galeri { grid-template-columns: 1fr; gap: 26px; }
  .galeri img { aspect-ratio: 4 / 3; }
}

.galeri--kare img { aspect-ratio: 1 / 1; }
@media (max-width: 760px) { .galeri--kare img { aspect-ratio: 1 / 1; } }

/* Baslik tablosunda ust satir */
.spec thead th {
  font-family: var(--mono); font-weight: var(--wt-ui);
  font-size: .68rem; letter-spacing: .13em; text-transform: uppercase;
  color: var(--steel-lt); border-bottom-color: var(--rule-dk);
}

/* --- Uzun metin ---------------------------------------------- */
.prose { max-width: 66ch; }
.prose h2 { margin-top: 0; }
.prose h3 {
  margin: 44px 0 12px;
  font-variation-settings: "wdth" 108, "wght" var(--wt-display);
}
.prose p { color: var(--steel); }
.prose > p:first-of-type {
  font-weight: 500;
  font-size: 1.12rem; color: var(--ink); line-height: 1.6;
}
.prose ul { margin: 0 0 1.2em; padding-left: 0; list-style: none; }
.prose li {
  position: relative; padding-left: 26px; margin-bottom: 9px; color: var(--steel);
}
.prose li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 12px; height: 1px; background: var(--laser);
}
.band--dark .prose p, .band--dark .prose li { color: var(--n-300); }
.band--dark .prose > p:first-of-type { color: var(--n-100); }

/* --- İki sütun: metin + görsel -------------------------------- */
.duo {
  display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr);
  gap: clamp(28px, 5vw, 70px); align-items: start;
}
.duo--flip > *:first-child { order: 2; }
.duo__fig { margin: 0; position: sticky; top: 104px; }
.duo__fig img { width: 100%; height: auto; border: 1px solid var(--rule); }
.band--dark .duo__fig img { border-color: var(--rule-dk); }
.duo__fig--dar img { max-width: 471px; margin-inline: auto; }
.duo__fig--dar figcaption { max-width: 471px; margin-inline: auto; }

.duo__fig figcaption {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .06em;
  color: var(--steel); margin-top: 10px;
}

/* --- Kapsam kutuları ----------------------------------------- */
.scope {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--rule); border: 1px solid var(--rule);
}
.band--dark .scope { background: var(--rule-dk); border-color: var(--rule-dk); }
.scope__item { background: var(--paper); padding: clamp(22px, 2.6vw, 32px); }
.band--dark .scope__item { background: var(--night); }
.scope__item h3 { font-size: 1.05rem; margin-bottom: 10px; }
.scope__item p { font-size: .92rem; color: var(--steel); margin: 0; }
.band--dark .scope__item p { color: var(--n-300); }
.scope__k {
  font-family: var(--mono); font-weight: var(--wt-ui); font-size: .68rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--acc);
  display: block; margin-bottom: 12px;
}
.band--dark .scope__k { color: var(--acc-br); }

/* --- Sektör listesi (referanslar) ---------------------------- */
.sectors { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.sector { background: var(--paper); padding: clamp(22px, 2.4vw, 30px); }
.sector b {
  display: block; font-family: var(--display);
  font-variation-settings: "wdth" 112, "wght" var(--wt-display);
  font-size: 1.08rem; letter-spacing: -0.01em; margin-bottom: 8px;
}
.sector p { font-size: .88rem; color: var(--steel); margin: 0; }

/* --- Sonraki sayfa ------------------------------------------- */
.next {
  border-top: 1px solid var(--rule-dk); background: var(--ink);
}
.next__in {
  max-width: var(--wrap); margin-inline: auto; padding: clamp(36px,5vw,60px) var(--gut);
  display: flex; flex-wrap: wrap; gap: 22px; align-items: center; justify-content: space-between;
}
.next h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.2rem); }
.next p { color: var(--n-300); margin: 10px 0 0; font-size: .95rem; }

/* --- Teşekkür sayfası ---------------------------------------- */
.thanks {
  min-height: 62vh; display: grid; place-items: center;
  background: var(--ink); color: #fff; text-align: center;
  padding: clamp(56px, 9vw, 120px) var(--gut);
}
.thanks h1 { color: #fff; margin-bottom: 18px; }
.thanks p { color: var(--n-300); max-width: 50ch; margin-inline: auto; }

/* --- İç sayfa duyarlı ---------------------------------------- */
@media (max-width: 1080px) {
  .sectors { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .phero__in { grid-template-columns: 1fr; align-items: start; }
  .duo { grid-template-columns: 1fr; }
  .duo--flip > *:first-child { order: 0; }
  .duo__fig { position: static; }
  .scope { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .sectors { grid-template-columns: 1fr; }
}

/* ============================================================
   Erişilebilirlik ince ayarları
   ============================================================ */

/* Form hata durumu — hata alanın yanında görünür */
.field[data-hata] input,
.field[data-hata] select,
.field[data-hata] textarea {
  border-color: var(--err);
  background: var(--err-bg);
}
.field__hata {
  font-size: .82rem;
  color: var(--err-tx);
  display: flex;
  align-items: center;
  gap: 7px;
}
.field__hata::before {
  content: "";
  flex: none;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--err);
  /* ünlem işareti — renge bağlı kalmamak için şekil de veriyor */
  -webkit-mask: radial-gradient(circle at 50% 78%, #000 1.1px, transparent 1.2px),
        linear-gradient(#000 0 0) 50% 22%/1.7px 5px no-repeat;
  mask: radial-gradient(circle at 50% 78%, #000 1.1px, transparent 1.2px),
        linear-gradient(#000 0 0) 50% 22%/1.7px 5px no-repeat;
}
.form[data-gonderiliyor] button[type="submit"] { opacity: .6; pointer-events: none; }

/* Dokunmatikte telefon ve e-posta bağlantıları tam hedef olsun.
   Mobil B2B'de en çok dokunulan öğeler bunlar. */
@media (hover: none), (max-width: 900px) {
  .place a[href^="tel"],
  .place a[href^="mailto"],
  .quote a[href^="tel"],
  .quote a[href^="mailto"] {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding-block: 4px;
  }
}

/* --- Sık sorulan sorular -------------------------------------- */
.sss {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule-dk);
  border: 1px solid var(--rule-dk);
}
.sss__oge {
  background: var(--night);
  padding: clamp(24px, 2.8vw, 34px);
}
.sss__oge h3 {
  font-size: 1.02rem;
  margin-bottom: 12px;
  color: #fff;
}
.sss__oge p {
  font-size: .93rem;
  color: var(--n-300);
  margin: 0;
  line-height: 1.65;
}
@media (max-width: 900px) { .sss { grid-template-columns: 1fr; } }

/* ============================================================
   TASLAK sayfalar — onaylanınca bu blok silinebilir
   ============================================================ */
.taslak-uyari {
  background: var(--acc-dark);
  border-bottom: 2px solid var(--laser);
  color: var(--acc-pale);
  font-family: var(--mono);
  font-size: .82rem;
  padding: 14px var(--gut);
  text-align: center;
}
.taslak-uyari b { color: var(--acc-br); }

/* Doldurulacak yer işareti */
.bos {
  background: var(--acc-tint);
  border-bottom: 1px dashed var(--acc);
  color: var(--acc);
  font-family: var(--mono);
  font-size: .86em;
  padding: 1px 5px;
}

/* Ürün çeşidi kartları */
.tip { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
.tip__oge {
  display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr);
  gap: clamp(22px, 3vw, 44px); align-items: start;
  background: var(--paper); padding: clamp(24px, 3vw, 40px);
}
.tip__oge img { width: 100%; height: auto; border: 1px solid var(--rule); }
.tip__oge h3 { margin-bottom: 12px; }
.tip__oge p { color: var(--steel); font-size: .96rem; }
.tip__k {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--indigo);
  display: block; margin-bottom: 10px; font-weight: var(--wt-ui);
}
.tip__spec { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 7px; }
.tip__spec li {
  display: flex; gap: 10px; font-size: .9rem; color: var(--steel);
  border-top: 1px solid var(--rule); padding-top: 7px;
}
.tip__spec b {
  font-family: var(--mono); font-size: .76rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink); min-width: 118px; flex: none;
}
@media (max-width: 820px) { .tip__oge { grid-template-columns: 1fr; } }

/* ============================================================
   Üst menü — açılır kategoriler
   ============================================================ */
.nav__grup { position: relative; }

.nav__ok {
  display: inline-block;
  width: 0; height: 0;
  margin-left: 7px;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  opacity: .65;
  transition: transform .2s ease, opacity .2s ease;
}
.nav__grup:hover .nav__ok,
.nav__grup:focus-within .nav__ok { transform: rotate(180deg); opacity: 1; }

.nav__alt {
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 252px;
  margin: 0; padding: 8px 0;
  list-style: none;
  background: var(--night);
  border: 1px solid var(--rule-dk);
  box-shadow: 0 18px 44px rgba(0,0,0,.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 120;
}
/* Başlık ile liste arasındaki boşlukta fare kaybolmasın */
.nav__alt::before {
  content: "";
  position: absolute;
  top: -10px; left: 0; right: 0; height: 10px;
}
.nav__grup:hover .nav__alt,
.nav__grup:focus-within .nav__alt {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__alt a {
  display: block;
  padding: 10px 18px;
  font-size: .88rem;
  color: var(--n-300);
  white-space: nowrap;
}
.nav__alt a::after { display: none; }
.nav__alt a:hover,
.nav__alt a:focus-visible { background: var(--night-2); color: #fff; }
.nav__alt a[aria-current="page"] { color: #fff; box-shadow: inset 2px 0 0 var(--laser); }

@media (prefers-reduced-motion: reduce) {
  .nav__alt { transition: none; }
  .nav__ok { transition: none; }
}

/* Mobil menüde kategoriler girintili, hep açık */
@media (max-width: 900px) {
  .masthead[data-open] .nav__grup { display: block; }
  .masthead[data-open] .nav__grup > a { border-bottom: 1px solid var(--rule-dk); }
  .masthead[data-open] .nav__ok { display: none; }
  .masthead[data-open] .nav__alt {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    min-width: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0 0 6px;
  }
  .masthead[data-open] .nav__alt a {
    padding: 11px 0 11px 18px;
    font-size: .86rem;
    border-bottom: 1px solid var(--rule-dk);
    box-shadow: inset 2px 0 0 var(--rule-dk);
    white-space: normal;
  }
  .masthead[data-open] .nav__alt a[aria-current="page"] { box-shadow: inset 2px 0 0 var(--laser); }
}

/* --- Alt bilgideki adresler ---------------------------------- */
.foot__adres {
  display: grid;
  gap: 18px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--rule-dk);
}
.foot__adres address {
  font-style: normal;
  font-size: .84rem;
  line-height: 1.6;
  color: var(--n-300);
}
.foot__adres b {
  display: block;
  font-family: var(--mono);
  font-weight: var(--wt-ui);
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--laser);
  margin-bottom: 6px;
}

/* --- İletişim sayfası haritaları ------------------------------ */
.harita {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule-dk);
  border: 1px solid var(--rule-dk);
}
.harita__oge { background: var(--night); }
.harita__oge iframe {
  display: block;
  width: 100%;
  height: 320px;
  border: 0;
  filter: grayscale(.35) contrast(1.05);
}
.harita__bilgi { padding: 20px clamp(20px, 2.4vw, 28px) 24px; }
.harita__bilgi h3 { font-size: 1.02rem; color: #fff; margin-bottom: 8px; }
.harita__bilgi p { font-size: .9rem; color: var(--n-300); margin: 0 0 12px; }
.harita__bilgi a {
  font-family: var(--mono);
  font-weight: var(--wt-ui);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--laser);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.harita__bilgi a:hover { color: #fff; }

@media (max-width: 820px) { .harita { grid-template-columns: 1fr; } }

/* --- Ölçü tablosu (raport / boy / mesh) ----------------------- */
.olcu {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 8px;
}
.band--dark .olcu { background: var(--rule-dk); border-color: var(--rule-dk); }

.olcu__grup { background: var(--paper); padding: clamp(20px, 2.4vw, 28px); }
.band--dark .olcu__grup { background: var(--night); }

.olcu__k {
  font-family: var(--mono);
  font-weight: var(--wt-ui);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--indigo);
  display: block;
  margin-bottom: 4px;
}
.band--dark .olcu__k { color: var(--laser); }

.olcu__birim {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--steel);
  display: block;
  margin-bottom: 14px;
}

.olcu__liste { list-style: none; margin: 0; padding: 0; }
.olcu__liste li {
  font-family: var(--mono);
  font-size: 1.02rem;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  padding: 8px 0;
  border-top: 1px solid var(--rule);
}
.olcu__liste li:first-child { border-top: 0; }
.band--dark .olcu__liste li { color: var(--n-100); border-color: var(--rule-dk); }

.olcu__aralik {
  font-family: var(--display);
  font-variation-settings: "wdth" 118, "wght" var(--wt-display);
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink);
  display: block;
  margin-top: 4px;
}
.band--dark .olcu__aralik { color: #fff; }
.olcu__not { font-size: .86rem; color: var(--steel); margin: 14px 0 0; }
.band--dark .olcu__not { color: var(--n-300); }

@media (max-width: 760px) { .olcu { grid-template-columns: 1fr; } }