/* =============================================================================
   Kayalar İnşaat — v3 · 3/4 Ana sayfa bölümleri
   Hero · Rakamlar · Hizmetler · Vaka çalışmaları · Süreç · Güven ·
   Referanslar · Ekip · İletişim. Hizmet kartları, rakamlar, güven ve ekip
   iç sayfalarda da kullanılır.
   ============================================================================= */

/* ── 1. Hero ────────────────────────────────────────────────────────────────── */

.k3-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-h) + 3rem) 0 clamp(6.5rem, 13vh, 9rem);
  overflow: hidden;
  isolation: isolate;
  background: var(--k3-navy-950);
}
.k3-hero__media { position: absolute; inset: 0; z-index: -1; }
.k3-hero__layer { position: absolute; inset: -14% 0 0; will-change: transform; }
.k3-art { position: absolute; inset: 0; width: 100%; height: 100%; }
.k3-hero__img,
.k3-hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.k3-hero__video { opacity: 0; transition: opacity var(--k3-dur-slow) var(--k3-ease-power2); }
.k3-hero__video.is-playing { opacity: 1; }
.k3-art .k3-beacon { animation: k3-beacon 2.4s linear infinite; }

/* Koyu örtü: metnin olduğu sol taraf ve alt kenar koyulaşır, sağdaki kule açık kalır */
.k3-hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 9, 17, .94) 0%, rgba(6, 9, 17, .72) 36%, rgba(6, 9, 17, .18) 70%, rgba(6, 9, 17, .06) 100%),
    linear-gradient(0deg, var(--k3-navy-900) 0%, rgba(10, 15, 24, 0) 32%),
    linear-gradient(180deg, rgba(6, 9, 17, .7) 0%, rgba(6, 9, 17, 0) 24%);
}

.k3-hero__inner { position: relative; width: 100%; }
.k3-hero__title {
  margin: 0 0 clamp(1.6rem, 3vw, 2.6rem);
  font-size: calc(var(--k3-fs-hero) * var(--heading-scale));
  font-weight: 600;
  line-height: .86;
  letter-spacing: -.022em;
}
.k3-hero__line {
  display: block;
  overflow: hidden;
  padding-top: .22em;         /* İ noktası ve Ö/Ü noktaları kırpılmasın */
  margin-top: -.22em;
  padding-bottom: .02em;
}
.k3-hero__line-in { display: block; white-space: nowrap; }
.k3-word { display: inline-block; white-space: nowrap; }
.k3-ch { display: inline-block; will-change: transform; }
.k3-hero__line--gold .k3-ch {
  /* background-clip:text yalnız kutunun içini boyar; Ö/Ü noktaları satır
     kutusunun üstüne taştığı için kutu yukarı doğru genişletilir */
  padding-top: .2em;
  margin-top: -.2em;
  background: var(--k3-gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.k3-hero__foot {
  display: grid;
  grid-template-columns: minmax(0, 36rem) auto;
  align-items: end;
  justify-content: space-between;
  gap: 1.6rem 3rem;
}
.k3-hero__sub { margin: 0; font-size: var(--k3-fs-lead); color: var(--k3-body); max-width: 46ch; }
.k3-hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* Sağ üst rozet: tecrübe yılı */
.k3-hero__badge {
  position: absolute;
  top: calc(var(--header-h) + clamp(1.2rem, 4vh, 2.5rem));
  right: var(--k3-gutter);
  display: flex;
  align-items: center;
  gap: .9rem;
  padding: .85rem 1.1rem .85rem .95rem;
  border: 1px solid var(--k3-gold-line);
  border-radius: var(--k3-radius-sm);
  background: rgba(6, 9, 17, .45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.k3-hero__badge-num {
  font-family: var(--k3-font-display);
  font-size: 2.1rem;
  font-weight: 600;
  line-height: 1;
  background: var(--k3-gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.k3-hero__badge-label {
  font-size: .68rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--k3-ivory);
}

/* Aşağı kaydırma işareti — hafif yaylanan ok */
.k3-hero__scroll {
  position: absolute;
  left: 50%;
  bottom: clamp(1.2rem, 3.5vh, 2.2rem);
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: .55rem;
  color: var(--k3-slate);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.k3-hero__scroll:hover { color: var(--k3-ivory); }
.k3-hero__scroll-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--k3-line-strong);
  border-radius: 50%;
  color: var(--k3-gold);
  animation: k3-nudge 1.8s var(--k3-ease-power2) infinite;
}

/* Açılış: CSS ile, JS beklemez (LCP'yi geciktirmez).
   Harfler maskenin altından yükselir (0,6 sn, power3.out). Harf gecikmesi
   0,03 sn — toplam yayılım ~0,6 sn; ardından metin ve düğmeler 0,1 sn arayla.
   Tüm açılış 1,5 sn içinde biter. --i harf sırası, üreteçte yazılır. */
@media (prefers-reduced-motion: no-preference) {
  .k3-hero__media { animation: k3-media-in .6s var(--k3-ease-power2) both; }
  .k3-hero .k3-ch { animation: k3-rise .6s var(--k3-ease-power3) both; animation-delay: calc(.12s + var(--i, 0) * .03s); }
  .k3-hero [data-hero-item] { animation: k3-rise-fade .6s var(--k3-ease-power3) both; }
  .k3-hero .k3-eyebrow[data-hero-item] { animation-delay: .05s; }
  .k3-hero .k3-hero__sub { animation-delay: .72s; }
  .k3-hero .k3-hero__actions { animation-delay: .82s; }
  /* backwards: animasyon bitince öğe normal stiline döner; kaydırmada
     hero.js'in söndürmesi (satır içi opaklık) böylece etkili olur */
  .k3-hero__badge { animation: k3-rise-fade .6s var(--k3-ease-power3) .95s backwards; }
  .k3-hero__scroll { animation: k3-fade .5s var(--k3-ease-power2) 1.1s backwards; }
}

/* ── 2. Rakamlar ────────────────────────────────────────────────────────────── */

.k3-stats { background: var(--k3-navy-900); }
.k3-stats__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--k3-line-strong);
}
.k3-stat {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: 1.1rem;
  padding: clamp(1.6rem, 3vw, 2.4rem) clamp(1rem, 2vw, 1.8rem) 0;
  border-left: 1px solid var(--k3-line);
}
.k3-stat:first-child { border-left: 0; padding-left: 0; }
.k3-stat { min-width: 0; }
.k3-stat__value {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .1rem .4rem;
  font-family: var(--k3-font-display);
  font-weight: 500;
  font-size: clamp(2.4rem, 3.9vw, 4.3rem);
  line-height: .95;
  letter-spacing: -.03em;
  font-variant-numeric: tabular-nums;
}
.k3-stat__num {
  background: var(--k3-gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.k3-stat__suffix {
  font-family: var(--k3-font-body);
  font-size: max(.95rem, .26em);
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--k3-gold);
}
.k3-stat__label {
  display: flex;
  gap: .7rem;
  align-items: baseline;
  max-width: 24ch;
  font-size: .86rem;
  line-height: 1.5;
  color: var(--k3-slate);
}
.k3-stat__idx { font-size: .7rem; font-weight: 600; letter-spacing: .12em; color: var(--k3-gold); }

/* ── 3. Hizmet kartları ─────────────────────────────────────────────────────── */

.k3-svc-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(.9rem, 1.6vw, 1.4rem);
}
.k3-svc {
  --lift: 0px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 3rem;
  min-height: clamp(360px, 32vw, 460px);
  padding: clamp(1.3rem, 2vw, 1.9rem);
  border: 1px solid var(--k3-line);
  border-radius: var(--k3-radius);
  background: var(--k3-navy-850);
  color: var(--k3-ivory);
  overflow: hidden;
  isolation: isolate;
  transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--lift));
  transition:
    transform var(--k3-dur-slow) var(--k3-ease-power3),
    border-color var(--k3-dur) var(--k3-ease-power2);
}
.k3-svc.is-tilting { transition: border-color var(--k3-dur) var(--k3-ease-power2); }
.k3-svc:hover { color: var(--k3-ivory); }
.k3-svc__media { position: absolute; inset: 0; z-index: -2; }
.k3-svc__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  filter: saturate(.7) brightness(.78);
  transition: transform var(--k3-dur-slow) var(--k3-ease-power3), filter var(--k3-dur-slow) var(--k3-ease-power2);
}
.k3-svc::before {                  /* okunabilirlik örtüsü */
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(10, 15, 24, .5) 0%, rgba(10, 15, 24, .15) 32%, rgba(10, 15, 24, .9) 72%, rgba(10, 15, 24, .97) 100%);
}
.k3-svc::after {                   /* alt kenarda uzayan altın çizgi */
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: var(--k3-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--k3-dur-slow) var(--k3-ease-power3);
}
.k3-svc__top { display: flex; justify-content: space-between; align-items: center; }
.k3-svc__num { font-size: .72rem; font-weight: 600; letter-spacing: .18em; color: var(--k3-gold); }
.k3-svc__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--k3-line-strong);
  border-radius: var(--k3-radius-sm);
  background: rgba(10, 15, 24, .4);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--k3-ivory);
  transition: color var(--k3-dur) var(--k3-ease-power2), border-color var(--k3-dur) var(--k3-ease-power2);
}
.k3-svc__body { padding-right: 3.4rem; }
.k3-svc__title { margin: 0 0 .65rem; font-size: calc(var(--k3-fs-h3) * var(--heading-scale)); max-width: 15ch; }
.k3-svc__text {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: .9rem;
  line-height: 1.6;
  color: var(--k3-body);
}
.k3-svc__arrow {
  position: absolute;
  right: clamp(1.3rem, 2vw, 1.9rem);
  bottom: clamp(1.3rem, 2vw, 1.9rem);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--k3-radius-sm);
  background: var(--k3-gold);
  color: var(--k3-navy-900);
  opacity: 0;
  transform: translate(10px, 10px) scale(.7);
  transition: opacity var(--k3-dur) var(--k3-ease-power2), transform var(--k3-dur) var(--k3-ease-power3);
}
@media (hover: hover) {
  .k3-svc:hover { --lift: -6px; border-color: var(--k3-gold-line); }
  .k3-svc:hover .k3-svc__media img { transform: scale(1.1); filter: saturate(.95) brightness(.88); }
  .k3-svc:hover::after { transform: scaleX(1); }
  .k3-svc:hover .k3-svc__arrow { opacity: 1; transform: none; }
  .k3-svc:hover .k3-svc__icon { color: var(--k3-gold); border-color: var(--k3-gold-line); }
}
@media (hover: none) {
  .k3-svc__arrow { opacity: 1; transform: none; }
}
.k3-svc:focus-visible { outline-offset: 4px; }

/* ── 4. Vaka çalışmaları ────────────────────────────────────────────────────── */

.k3-cases { background: var(--k3-navy-900); }
.k3-cases__list {
  list-style: none;
  margin-block: 0;
  padding-block: 0;
  display: grid;
  gap: clamp(4rem, 8vw, 6.5rem);
}
.k3-case {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: clamp(1.6rem, 4.5vw, 4.5rem);
  align-items: center;
  margin: 0;
}
.k3-case__media {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--k3-radius);
  overflow: hidden;
  background: var(--k3-navy-800);
  isolation: isolate;
}
.k3-case__img { position: absolute; inset: -8% 0; will-change: transform; }
.k3-case__img img { width: 100%; height: 100%; object-fit: cover; }
.k3-case__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(6, 9, 17, .55), transparent 45%);
  pointer-events: none;
}
.k3-case__status {
  position: absolute;
  z-index: 2;
  top: 1rem;
  left: 1rem;
  padding: .38rem .7rem;
  border-radius: var(--k3-radius-xs);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  background: rgba(6, 9, 17, .7);
  color: var(--k3-ivory);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.k3-case__status.status-ongoing { background: var(--k3-gold); color: var(--k3-navy-900); }
.k3-case__big {
  position: absolute;
  z-index: 1;
  right: .12em;
  bottom: -.2em;
  font-family: var(--k3-font-display);
  font-size: clamp(6rem, 13vw, 12rem);
  font-weight: 600;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(244, 241, 234, .38);
  pointer-events: none;
  will-change: transform;
}
.k3-case__index {
  margin: 0;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--k3-slate);
}
.k3-case__index b { color: var(--k3-gold); font-weight: 600; }
.k3-case__title { margin: .9rem 0 1.7rem; font-size: clamp(1.9rem, 3.3vw, 3rem); }
.k3-case__title a { color: var(--k3-ivory); }
.k3-case__title a:hover { color: var(--k3-gold); }
.k3-case__story { display: grid; margin: 0 0 1.8rem; }
.k3-case__row { display: grid; grid-template-columns: 6rem minmax(0, 1fr); gap: 1rem; padding-block: 1rem; border-top: 1px solid var(--k3-line); }
.k3-case__row dt { padding-top: .18rem; font-size: .7rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--k3-gold); }
.k3-case__row dd { margin: 0; font-size: .95rem; line-height: 1.6; color: var(--k3-body); }
.k3-case__row--result dd { color: var(--k3-ivory); font-weight: 500; }
.k3-case__excerpt { margin: 0 0 1.8rem; color: var(--k3-body); }
.k3-case__meta { display: flex; flex-wrap: wrap; gap: .8rem 2.2rem; margin: 0 0 1.9rem; }
.k3-case__meta dt { font-size: .66rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--k3-slate); }
.k3-case__meta dd { margin: .15rem 0 0; color: var(--k3-ivory); font-weight: 500; font-size: .92rem; }
.k3-cases__progress { display: none; }

/* Sabitlenmiş (pinned) düzen — yalnızca motion/case-studies.js ≥1024 px'te
   ve hareket açıkken .is-pinned ekler. Bölümler üst üste biner; geçişleri
   kaydırma yönetir. */
.k3-cases.is-pinned { padding-bottom: 0; }
.k3-cases.is-pinned .k3-cases__stage { position: relative; height: 100vh; overflow: hidden; }
.k3-cases.is-pinned .k3-cases__list { position: relative; height: 100%; display: block; }
.k3-cases.is-pinned .k3-case {
  position: absolute;
  top: calc(var(--header-h) + 1.4rem);
  bottom: 5rem;
  left: var(--k3-gutter);
  right: var(--k3-gutter);
  align-items: stretch;
}
.k3-cases.is-pinned .k3-case__media { aspect-ratio: auto; height: 100%; }
.k3-cases.is-pinned .k3-case__body { align-self: center; }
.k3-cases.is-pinned .k3-cases__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 1.6rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--k3-slate);
  font-variant-numeric: tabular-nums;
}
.k3-cases__count b { color: var(--k3-ivory); font-weight: 600; }
.k3-cases__bar { position: relative; flex: 1; max-width: 260px; height: 1px; background: var(--k3-line-strong); overflow: hidden; }
.k3-cases__bar i { position: absolute; inset: 0; background: var(--k3-gold); transform: scaleX(0); transform-origin: left; }

/* ── 5. Süreç: zaman çizgisi + bina ─────────────────────────────────────────── */

.k3-process { background: var(--k3-navy-850); color: var(--k3-body); }
.k3-process__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 6.5rem);
  align-items: start;
}
.k3-process__visual { align-self: stretch; }   /* sütun adımlar kadar uzun: yapışkan çizim içinde kayabilsin */
.k3-process__sticky {
  position: sticky;
  top: calc(var(--header-h) + 2vh);
  height: calc(100vh - var(--header-h) - 4vh);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.k3-process .bld { max-width: 540px; }
.k3-process .bld g[class^="bld-"] { transition-duration: .5s, .6s; }
.k3-process__readout {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  max-width: 540px;
  width: 100%;
  margin: 1.4rem auto 0;
  padding-top: 1rem;
  border-top: 1px solid var(--k3-line-strong);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--k3-slate);
  font-variant-numeric: tabular-nums;
}
.k3-process__readout b { color: var(--k3-gold); font-weight: 600; }
.k3-process__readout span[data-process-label] { color: var(--k3-ivory); }
.k3-head--stack { grid-template-columns: 1fr; align-items: start; gap: 1.4rem; }
.k3-head--stack .k3-head__aside { justify-items: start; }

.k3-timeline { position: relative; padding-left: 2.8rem; }
.k3-timeline__rail {
  position: absolute;
  left: .5rem;
  top: .6rem;
  bottom: .6rem;
  width: 1px;
  background: var(--k3-line-strong);
}
.k3-timeline__fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--k3-gold), var(--k3-copper));
  transform-origin: top;
  transform: scaleY(var(--fill, 1));
}
.k3-timeline__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(3rem, 22vh, 11rem);
  padding-bottom: 10vh;
}
.k3-step { position: relative; margin: 0; transition: opacity var(--k3-dur) var(--k3-ease-power2); }
.k3-step__dot {
  position: absolute;
  top: .42rem;
  left: calc(-2.8rem + .5rem - 6.5px);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid var(--k3-line-strong);
  background: var(--k3-navy-850);
  transition: background-color var(--k3-dur) var(--k3-ease-power2), border-color var(--k3-dur) var(--k3-ease-power2), box-shadow var(--k3-dur) var(--k3-ease-power2);
}
.k3-step__num { font-size: .72rem; font-weight: 600; letter-spacing: .16em; color: var(--k3-gold); }
.k3-step__title { margin: .5rem 0 .75rem; font-size: calc(var(--k3-fs-h3) * var(--heading-scale)); }
.k3-step__text { margin: 0; max-width: 46ch; color: var(--k3-body); }

/* JS etkinken aktif olmayan adımlar sönük; bitenler ve aktif olan dolu nokta */
.k3-process.is-live .k3-step { opacity: .34; }
.k3-process.is-live .k3-step.is-done,
.k3-process.is-live .k3-step.is-active { opacity: 1; }
.k3-step.is-done .k3-step__dot,
.k3-step.is-active .k3-step__dot { border-color: var(--k3-gold); background: var(--k3-gold); }
.k3-step.is-active .k3-step__dot { box-shadow: 0 0 0 6px var(--k3-gold-soft); }

/* ── 6. Güven ───────────────────────────────────────────────────────────────── */

.k3-trust { background: var(--k3-navy-900); }
.k3-pledges {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--k3-line-strong);
}
.k3-pledge {
  position: relative;
  padding: clamp(1.6rem, 3vw, 2.4rem) clamp(1rem, 2vw, 1.8rem) 1rem;
  border-left: 1px solid var(--k3-line);
}
.k3-pledge:first-child { border-left: 0; padding-left: 0; }
.k3-pledge__icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 1.6rem;
  border: 1px solid var(--k3-gold-line);
  border-radius: var(--k3-radius-sm);
  color: var(--k3-gold);
}
.k3-pledge__num {
  position: absolute;
  top: clamp(1.6rem, 3vw, 2.4rem);
  right: clamp(1rem, 2vw, 1.8rem);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--k3-slate);
}
.k3-pledge__title { margin: 0 0 .7rem; font-size: 1.3rem; }
.k3-pledge__text { margin: 0; font-size: .92rem; color: var(--k3-body); }

.k3-sublabel {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: clamp(3.5rem, 7vw, 5rem) 0 1.4rem;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: var(--k3-tracking-caps);
  text-transform: uppercase;
  color: var(--k3-slate);
}
.k3-sublabel::after { content: ''; flex: 1; height: 1px; background: var(--k3-line); }
.k3-certs__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}
.k3-cert {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--k3-line);
  border-radius: var(--k3-radius);
  background: color-mix(in srgb, var(--k3-navy-800) 60%, transparent);
}
.k3-cert__mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: var(--k3-radius-sm);
  background: rgba(244, 241, 234, .05);
  color: var(--k3-gold);
}
.k3-cert__mark img { max-width: 44px; max-height: 44px; width: auto; height: auto; object-fit: contain; }
.k3-cert__code { display: block; font-family: var(--k3-font-display); font-size: 1.05rem; font-weight: 500; color: var(--k3-ivory); }
.k3-cert__name { display: block; font-size: .85rem; color: var(--k3-body); }
.k3-cert__issuer { display: block; font-size: .75rem; color: var(--k3-slate); }
.k3-clients__row { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 2rem 3.5rem; }
.k3-client { margin: 0; }
.k3-client img {
  height: 42px;
  width: auto;
  filter: grayscale(1) brightness(1.7) opacity(.62);
  transition: filter var(--k3-dur) var(--k3-ease-power2);
}
.k3-client img:hover { filter: none; }

/* ── 7. Referanslar ─────────────────────────────────────────────────────────── */

.k3-quotes { background: var(--k3-navy-850); }
.k3-quotes__grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.4fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: start;
}
.k3-quotes__controls { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-top: -1rem; }
.k3-quotes__btn {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--k3-line-strong);
  border-radius: var(--k3-radius-sm);
  background: transparent;
  color: var(--k3-ivory);
  cursor: pointer;
  transition: color var(--k3-dur) var(--k3-ease-power2), border-color var(--k3-dur) var(--k3-ease-power2);
}
.k3-quotes__btn:hover { color: var(--k3-gold); border-color: var(--k3-gold-line); }
.k3-quotes__count { font-size: .82rem; letter-spacing: .12em; color: var(--k3-slate); font-variant-numeric: tabular-nums; }
.k3-quotes__count b { color: var(--k3-ivory); font-weight: 600; }
.k3-quotes__timer { position: relative; flex-basis: 100%; max-width: 232px; height: 1px; background: var(--k3-line-strong); overflow: hidden; }
.k3-quotes__timer i { position: absolute; inset: 0; background: var(--k3-gold); transform: scaleX(0); transform-origin: left; }

.k3-quotes__stage { position: relative; padding-top: 3rem; }
.k3-quotes__mark {
  position: absolute;
  top: -2.2rem;
  left: -.4rem;
  font-family: var(--k3-font-display);
  font-size: 10rem;
  line-height: 1;
  color: var(--k3-gold);
  opacity: .2;
  pointer-events: none;
}
.k3-quotes__viewport { display: grid; }
.k3-quote { grid-area: 1 / 1; margin: 0; }
.k3-quote[hidden] { display: none !important; }
.k3-quote__text { margin: 0; }
.k3-quote__text p {
  margin: 0;
  font-family: var(--k3-font-display);
  font-size: clamp(1.45rem, 2.7vw, 2.45rem);
  font-weight: 500;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--k3-ivory);
  text-wrap: pretty;
}
.k3-tw { opacity: 0; transition: opacity .2s linear; }
.k3-tw.is-on { opacity: 1; }
.k3-quote__who { display: flex; align-items: center; flex-wrap: wrap; gap: .4rem 1rem; margin-top: 2.2rem; }
.k3-quote__who::before { content: ''; width: 28px; height: 1px; background: var(--k3-gold); }
.k3-quote__name { font-weight: 600; color: var(--k3-ivory); }
.k3-quote__role { font-size: .88rem; color: var(--k3-slate); }

/* ── 8. Ekip ────────────────────────────────────────────────────────────────── */

.k3-team__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(.8rem, 1.5vw, 1.2rem);
}
.k3-member { margin: 0; }
.k3-member__card {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  border-radius: var(--k3-radius);
  overflow: hidden;
  background: var(--k3-navy-800);
  border: 1px solid var(--k3-line);
}
.k3-member__photo, .k3-member__photo img { width: 100%; height: 100%; }
.k3-member__photo img {
  object-fit: cover;
  filter: grayscale(1) contrast(1.05) brightness(.82);
  transform: scale(1.02);
  transition: filter var(--k3-dur-slow) var(--k3-ease-power2), transform var(--k3-dur-slow) var(--k3-ease-power3);
}
.k3-member__initials {
  display: grid;
  place-items: center;
  height: 100%;
  font-family: var(--k3-font-display);
  font-size: 4.5rem;
  color: var(--k3-gold-line);
}
.k3-member__info {
  position: absolute;
  inset: auto 0 0;
  display: grid;
  gap: .2rem;
  padding: 3rem 1.2rem 1.1rem;
  background: linear-gradient(0deg, rgba(6, 9, 17, .92), transparent);
}
.k3-member__name { font-weight: 600; color: var(--k3-ivory); }
.k3-member__role {
  font-size: .8rem;
  color: var(--k3-gold);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--k3-dur) var(--k3-ease-power2), transform var(--k3-dur) var(--k3-ease-power3);
}
.k3-member:hover .k3-member__photo img { filter: none; transform: scale(1.06); }
.k3-member:hover .k3-member__role { opacity: 1; transform: none; }
@media (hover: none) {
  .k3-member__photo img { filter: none; }
  .k3-member__role { opacity: 1; transform: none; }
}

/* ── 9. İletişim / teklif ───────────────────────────────────────────────────── */

.k3-contact { background: var(--k3-navy-900); }
.k3-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.k3-info { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--k3-line-strong); }
.k3-info li {
  display: grid;
  grid-template-columns: 2rem 8.5rem minmax(0, 1fr);
  align-items: center;
  gap: .8rem;
  margin: 0;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--k3-line);
}
.k3-info__icon { color: var(--k3-gold); display: grid; }
.k3-info__label { font-size: .7rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; color: var(--k3-slate); }
.k3-info__value, .k3-info__value a { color: var(--k3-ivory); overflow-wrap: anywhere; }
.k3-info__value a:hover { color: var(--k3-gold); }
.k3-contact__form {
  padding: clamp(1.4rem, 3vw, 2.6rem);
  border: 1px solid var(--k3-line);
  border-radius: var(--k3-radius);
  background: var(--k3-navy-850);
}
.k3-contact__form .btn-primary { min-width: 12rem; }
.k3-contact__map {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  border: 1px solid var(--k3-line);
  border-radius: var(--k3-radius);
  overflow: hidden;
}
.k3-contact__map iframe { display: block; width: 100%; height: 420px; border: 0; filter: grayscale(1) invert(.9) contrast(.9) brightness(.9); }

/* ── Duyarlılık: md (≤1024) ─────────────────────────────────────────────────── */

@media (max-width: 1024px) {
  .k3-head { grid-template-columns: 1fr; align-items: start; }
  .k3-hero__foot { grid-template-columns: 1fr; }
  .k3-svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-stats__grid, .k3-pledges { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-stat:nth-child(3), .k3-pledge:nth-child(3) { border-left: 0; padding-left: 0; }
  .k3-stat:nth-child(n+3), .k3-pledge:nth-child(n+3) { border-top: 1px solid var(--k3-line); margin-top: 1.6rem; }
  .k3-case { grid-template-columns: 1fr; }
  .k3-quotes__grid, .k3-contact__grid { grid-template-columns: 1fr; }
  .k3-quotes__controls { margin-top: 0; }
  .k3-team__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ── Duyarlılık: sm (≤900) — süreç bölümünde bina üstte sabit kalır ─────────── */

@media (max-width: 900px) {
  .k3-process__grid { grid-template-columns: 1fr; gap: 0; }
  .k3-process__visual {
    position: sticky;
    top: var(--header-h);
    z-index: 2;
    margin-inline: calc(var(--k3-gutter) * -1);
    padding: .6rem var(--k3-gutter) 2.2rem;
    background: linear-gradient(180deg, var(--k3-navy-850) calc(100% - 1.6rem), rgba(13, 19, 30, 0));
  }
  .k3-process__sticky { position: static; height: auto; }
  .k3-process .bld { max-height: 30vh; width: auto; margin-inline: auto; }
  .k3-process__readout { margin-top: .6rem; padding-top: .6rem; }
  .k3-timeline__list { gap: clamp(2.5rem, 16vh, 6rem); }
}

/* ── Duyarlılık: xs (≤640) ──────────────────────────────────────────────────── */

@media (max-width: 640px) {
  :root { --header-h: 70px; }
  .k3-hero { padding-bottom: 7.5rem; }
  .k3-hero__title { font-size: calc(clamp(2.2rem, 11.2vw, 3.6rem) * var(--heading-scale)); }
  .k3-hero__actions .btn { flex: 1 1 auto; }
  .k3-hero__badge { top: auto; bottom: calc(100% - var(--header-h) - 4.8rem); padding: .6rem .8rem; }
  .k3-hero__badge-num { font-size: 1.6rem; }
  /* Mobilde çizimin odağı kule + vinç olsun */
  .k3-art--front, .k3-art--back { left: auto; right: -52%; width: 210%; }
  .k3-svc-grid { grid-template-columns: 1fr; }
  .k3-svc { min-height: 320px; }
  .k3-stat__value { font-size: clamp(2.2rem, 11vw, 3rem); }
  .k3-pledges { grid-template-columns: 1fr; }
  .k3-pledge { border-left: 0; padding-left: 0; }
  .k3-pledge + .k3-pledge { border-top: 1px solid var(--k3-line); margin-top: 0; }
  .k3-case__row { grid-template-columns: 1fr; gap: .35rem; }
  .k3-team__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-info li { grid-template-columns: 1.6rem minmax(0, 1fr); }
  .k3-info__label { display: none; }
}