/* ════════════════════════════════════════════════════════════════════════
   ProYA Engineering · contact.css  ·  İletişim / Temas
   ────────────────────────────────────────────────────────────────────────
   Sıfırdan editorial iletişim sayfası. Yüklenme sırası: skeleton style.css
   (@layer proya-default) → tokens → base → components → index → contact.
   Bu dosya YALNIZ iletişim sayfasına özgü .ct-* bölümlerini tanımlar; nav /
   drawer / footer / cursor / button / link components.css'ten gelir.

   Dil: "Tektonik Editorial" — mühendislik monografisi. Tek sinyal #0A5096,
   hairline ayrımlar, gölge YOK, köşe ≤6px (blueprint), forensik/specimen
   form estetiği. Anti-slop: gradient blob / glassmorphism / emoji yok.
   ════════════════════════════════════════════════════════════════════════ */

/* Skeleton `section{display:flex}` (@layer proya-default) .container'ı flex
   item yapıp daraltır; .ct bölümlerini unlayered blok düzene sabitle. */
.ct-hero,
.ct-main,
.ct-map,
.ct-close { display: block; }

.ct { padding-top: clamp(92px, 11vh, 124px); }

/* Ortak mono kicker (bölüm künyesi) */
.ct-kicker {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 clamp(24px, 2.6vw, 36px);
}
.ct-kicker::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.ct-kicker .n { color: var(--signal); }

/* ─── 08 · HERO ─────────────────────────────────────────────────────────── */
.ct-hero {
  position: relative;
  padding-block: clamp(40px, 6vw, 84px) clamp(40px, 5vw, 72px);
  overflow: hidden;
}
/* dev tipografik künye numarası — sessiz, hairline stroke */
.ct-hero__bignum {
  position: absolute;
  top: clamp(-24px, -1vw, 0px); right: clamp(-8px, 1vw, 24px);
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(180px, 30vw, 420px);
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1px oklch(0.78 0.008 60 / 0.45);
  pointer-events: none;
  z-index: 0;
  user-select: none;
}
.ct-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
}
@media (min-width: 940px) {
  .ct-hero__grid { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 72px; }
}
.ct-hero__title {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(46px, 6.6vw, 108px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  color: var(--ink);
  text-wrap: balance;
  margin: 16px 0 0;
  max-width: 15ch;
}
.ct-hero__title .serif-i { color: var(--signal); letter-spacing: 0; }
.ct-hero__lede { margin-top: clamp(20px, 2.4vw, 30px); max-width: 48ch; }

/* sağ künye/koordinat rayı */
.ct-hero__index {
  border-top: var(--border-hair);
}
.ct-hero__index-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding-block: 13px;
  border-bottom: var(--border-hair);
}
.ct-hero__index-row dt {
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink-3);
}
.ct-hero__index-row dd {
  margin: 0;
  font-family: var(--ff-display);
  font-size: 15px;
  color: var(--ink);
}

/* alt hairline meta şeridi */
.ct-hero__meta {
  position: relative;
  z-index: 1;
  margin-top: clamp(36px, 4vw, 60px);
  padding-top: 18px;
  border-top: var(--border-hair);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink-3);
}
.ct-hero__meta strong { color: var(--ink); font-weight: 500; }

/* ─── BODY · form + bilgi ───────────────────────────────────────────────── */
.ct-main { padding-block: clamp(20px, 3vw, 44px) var(--section-y); }
.ct-main__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(44px, 5.5vw, 88px);
}
@media (min-width: 940px) {
  .ct-main__grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(56px, 6vw, 104px); }
}

/* ─── Form — numaralı underline-hairline alanlar (specimen estetiği) ─────── */
.ct-form { display: grid; gap: clamp(26px, 3vw, 38px); }
.ct-form__rows { display: grid; gap: clamp(26px, 3vw, 36px); }

.ctf {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 16px;
  align-items: baseline;
}
.ctf__num {
  grid-row: 1 / span 2;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  padding-top: 2px;
}
.ctf__label {
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink-2);
  display: flex; gap: 6px; align-items: baseline;
}
.ctf__label .req { color: var(--signal); }
.ctf__field { grid-column: 2; }

.ctf__input,
.ctf__select,
.ctf__textarea {
  width: 100%;
  font-family: var(--ff-display);
  font-size: clamp(16px, 1.5vw, 19px);
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 9px 0;
  transition: border-color var(--dur-300) var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.ctf__input::placeholder,
.ctf__textarea::placeholder { color: var(--ink-3); opacity: 0.65; }
.ctf__textarea { resize: vertical; min-height: 104px; line-height: var(--lh-body); font-size: 16px; }

.ctf__input:hover,
.ctf__select:hover,
.ctf__textarea:hover { border-bottom-color: var(--ink-3); }

.ctf__input:focus-visible,
.ctf__select:focus-visible,
.ctf__textarea:focus-visible {
  outline: none;
  border-bottom-color: var(--signal);
  box-shadow: 0 1px 0 0 var(--signal);   /* 2px görünür alt çizgi, layout itmez */
}
/* doğrulama hatası — aria-invalid JS ile */
.ctf__input[aria-invalid="true"],
.ctf__select[aria-invalid="true"],
.ctf__textarea[aria-invalid="true"] {
  border-bottom-color: var(--signal-deep);
  box-shadow: 0 1px 0 0 var(--signal-deep);
}
.ctf__error {
  grid-column: 2;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--signal-deep);
  margin-top: 8px;
  min-height: 0;
  display: none;
}
.ctf__error.is-shown { display: block; }

/* select ok — saf CSS */
.ctf__select-wrap { position: relative; }
.ctf__select-wrap::after {
  content: "";
  position: absolute; right: 2px; top: 40%;
  width: 7px; height: 7px;
  border-right: 1.5px solid var(--ink-2);
  border-bottom: 1.5px solid var(--ink-2);
  transform: translateY(-50%) rotate(45deg);
  pointer-events: none;
}
.ctf__select { padding-right: 26px; cursor: pointer; }
.ctf__select:invalid { color: var(--ink-3); }   /* placeholder option */

/* KVKK onayı */
.ctf__consent {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  margin-top: 4px;
  cursor: pointer;
}
.ctf__consent input { position: absolute; opacity: 0; width: 18px; height: 18px; cursor: pointer; }
.ctf__consent-box {
  width: 18px; height: 18px; flex: none; margin-top: 2px;
  border: 1px solid var(--line);
  border-radius: var(--r-xs);
  background: var(--bg);
  position: relative;
  transition: border-color var(--dur-300) var(--ease), background-color var(--dur-300) var(--ease);
}
.ctf__consent:hover .ctf__consent-box { border-color: var(--ink-3); }
.ctf__consent input:focus-visible + .ctf__consent-box { border-color: var(--signal); box-shadow: 0 0 0 2px oklch(0.47 0.125 253 / 0.25); }
.ctf__consent input:checked + .ctf__consent-box { background: var(--signal); border-color: var(--signal); }
.ctf__consent input:checked + .ctf__consent-box::after {
  content: ""; position: absolute; left: 5px; top: 1px;
  width: 5px; height: 10px;
  border-right: 2px solid var(--ink-on-signal);
  border-bottom: 2px solid var(--ink-on-signal);
  transform: rotate(45deg);
}
.ctf__consent input[aria-invalid="true"] + .ctf__consent-box { border-color: var(--signal-deep); }
.ctf__consent-text { font-size: 13px; color: var(--ink-2); line-height: 1.5; }
.ctf__consent-text strong { color: var(--ink); font-weight: 600; }

.ctf__foot {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px 26px;
  margin-top: 8px;
}
.ctf__hint {
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink-3);
}

/* başarı paneli */
.ctf__success {
  display: none;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 22px;
  border: var(--border-hair);
  border-left: 3px solid var(--signal);
  border-radius: var(--r-md);
  background: var(--bg-2);
}
.ctf__success.is-shown { display: flex; }
.ctf__success-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); margin-top: 7px; flex: none; }
.ctf__success p { margin: 0; font-size: 14px; color: var(--ink); line-height: 1.55; }
.ctf__success strong { font-weight: 600; }

/* ─── Bilgi sütunu (sağ) ────────────────────────────────────────────────── */
.ct-info { display: flex; flex-direction: column; gap: clamp(30px, 3.4vw, 44px); }
.ct-info__rows { border-top: var(--border-hair); }
.ct-info__row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding-block: 15px;
  border-bottom: var(--border-hair);
}
.ct-info__row dt {
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink-3);
}
.ct-info__row dd { margin: 0; font-size: 15px; color: var(--ink); }
.ct-info__row dd a { color: inherit; transition: color var(--dur-300) var(--ease); }
.ct-info__row dd a:hover { color: var(--signal); }
.ct-info__row dd span { display: block; color: var(--ink-2); font-size: 13px; margin-top: 3px; }

/* süreç mini-zaman çizelgesi */
.ct-steps { display: grid; gap: 0; border-top: var(--border-hair); }
.ct-steps__item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  padding-block: 16px;
  border-bottom: var(--border-hair);
  align-items: baseline;
}
.ct-steps__n {
  font-family: var(--ff-mono);
  font-size: 12px;
  color: var(--signal);
  letter-spacing: 0.06em;
}
.ct-steps__t { font-family: var(--ff-display); font-size: 15px; color: var(--ink); font-weight: 500; }
.ct-steps__d { font-size: 13px; color: var(--ink-2); margin-top: 3px; line-height: 1.5; }

.ct-info__note {
  font-size: 13px; color: var(--ink-2); line-height: 1.55;
  padding: 16px 18px;
  border: var(--border-hair);
  border-radius: var(--r-md);
  background: var(--bg-2);
}
.ct-info__note strong { color: var(--ink); font-weight: 600; }

/* ─── Harita ────────────────────────────────────────────────────────────── */
.ct-map { padding-bottom: var(--section-y); }
.ct-map__wrap {
  position: relative;
  border: var(--border-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-3);
}
.ct-map__frame {
  display: block;
  width: 100%;
  height: clamp(320px, 46vw, 500px);
  border: 0;
  filter: grayscale(1) contrast(0.95) brightness(0.99);
  transition: filter var(--dur-500) var(--ease);
  pointer-events: auto;   /* base.css Lenis iframe kuralını ez */
}
.ct-map__wrap:hover .ct-map__frame { filter: grayscale(0.1) contrast(1); }
.ct-map__caption {
  position: absolute; left: 16px; bottom: 16px; z-index: 2;
  display: flex; align-items: center; gap: 10px;
  padding: 9px 13px;
  background: oklch(0.965 0.005 70 / 0.94);
  border: var(--border-hair);
  border-radius: var(--r-sm);
  font-family: var(--ff-mono);
  font-size: var(--fs-hud);
  letter-spacing: var(--tracking-hud);
  text-transform: uppercase;
  color: var(--ink);
  pointer-events: none;
}
.ct-map__caption-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); flex: none; }
.ct-map__dir { position: absolute; right: 16px; bottom: 16px; z-index: 2; }

/* ─── Kapanış · dark sinematik band ─────────────────────────────────────── */
.ct-close {
  position: relative;
  overflow: hidden;
  background: var(--bg-deep);
  color: var(--ink-bone);
}
.ct-close__media { position: absolute; inset: 0; z-index: 0; }
.ct-close__media img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center 55%;
  opacity: 0.42;
}
.ct-close__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg,
    oklch(0.135 0.006 60 / 0.78) 0%,
    oklch(0.135 0.006 60 / 0.55) 50%,
    oklch(0.135 0.006 60 / 0.88) 100%);
}
.ct-close__inner {
  position: relative; z-index: 1;
  padding-block: clamp(88px, 12vw, 168px);
  display: grid;
  gap: clamp(28px, 3vw, 44px);
  max-width: 30ch;
}
.ct-close .ct-kicker { color: oklch(0.78 0.010 65); }
.ct-close .ct-kicker::after { background: var(--line-dark); }
.ct-close__title {
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: clamp(38px, 5vw, 84px);
  line-height: 1.0;
  letter-spacing: -0.035em;
  color: var(--ink-bone);
  text-wrap: balance;
  margin: 0;
}
.ct-close__title .serif-i { color: oklch(0.96 0.020 60); letter-spacing: 0; }
.ct-close__row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* ─── Reveal (contact.js IntersectionObserver) ──────────────────────────── */
.ct-reveal { opacity: 0; transform: translateY(18px); transition: opacity var(--dur-900) var(--ease), transform var(--dur-900) var(--ease); }
.ct-reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .ct-reveal { opacity: 1; transform: none; transition: none; }
}

/* ─── v2 · Card containers (form & info) ────────────────────────────────── */
.ct-main__form {
  position: relative;
  background: oklch(0.99 0.003 70);
  border: var(--border-hair);
  border-radius: var(--r-lg);
  padding: clamp(28px, 3.4vw, 56px) clamp(22px, 2.8vw, 48px);
  box-shadow:
    0 1px 0 0 oklch(1 0 0 / 0.6) inset,
    0 26px 60px -40px oklch(0.18 0.012 60 / 0.22);
}
.ct-main__form::before {
  content: "";
  position: absolute; left: 0; top: 0;
  width: 56px; height: 3px;
  background: var(--signal);
  border-top-left-radius: var(--r-lg);
}
.ct-main__form .ct-kicker { margin-bottom: clamp(20px, 2.4vw, 32px); }

.ct-info {
  background: var(--bg-2);
  border: var(--border-hair-soft);
  border-radius: var(--r-lg);
  padding: clamp(28px, 3.4vw, 48px) clamp(22px, 2.6vw, 40px);
}
.ct-info > div + div { padding-top: clamp(8px, 1vw, 16px); }
.ct-info .ct-kicker { margin-bottom: clamp(14px, 1.6vw, 22px); }
.ct-info__note { background: oklch(0.99 0.003 70); }

/* ─── v2 · Kapanış · iki-kolonlu denge ──────────────────────────────────── */
.ct-close__inner {
  max-width: none;
  padding-block: clamp(72px, 9vw, 132px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 4vw, 56px);
  align-items: end;
}
@media (min-width: 860px) {
  .ct-close__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    column-gap: clamp(48px, 6vw, 96px);
  }
}
.ct-close__lede {
  font-family: var(--ff-display);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.55;
  color: oklch(0.82 0.012 65);
  max-width: 38ch;
  margin: 0;
}
.ct-close__aside {
  border-top: 1px solid var(--line-dark);
  padding-top: clamp(20px, 2.4vw, 28px);
  display: grid;
  gap: clamp(22px, 2.4vw, 30px);
}
.ct-close__meta {
  display: grid;
  gap: 10px;
  margin: 0;
}
.ct-close__meta-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-block: 10px;
  border-bottom: 1px solid var(--line-dark);
}
.ct-close__meta-row:last-child { border-bottom: 0; }
.ct-close__meta dt {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: oklch(0.66 0.010 65);
}
.ct-close__meta dd {
  margin: 0;
  font-family: var(--ff-display);
  font-size: 15px;
  color: var(--ink-bone);
}
.ct-close__meta dd a { color: inherit; transition: color var(--dur-300) var(--ease); }
.ct-close__meta dd a:hover { color: oklch(0.65 0.13 253); }

/* CTA satırı kapanışta dikey boşlukla */
.ct-close__row { margin-top: 4px; }

/* ─── Mobil rafine ──────────────────────────────────────────────────────── */
@media (max-width: 620px) {
  .ctf { grid-template-columns: 30px minmax(0, 1fr); gap: 4px 12px; }
  .ct-hero__index-row { grid-template-columns: 80px minmax(0, 1fr); }
  .ct-info__row { grid-template-columns: 76px minmax(0, 1fr); }
  .ct-main__form { padding: 26px 20px; }
  .ct-info { padding: 26px 20px; }
  .ct-close__meta-row { grid-template-columns: 84px minmax(0, 1fr); }
}