@font-face {
  font-family: "Nadide About";
  src: url("../assets/fonts/Poppins-Thin.ttf") format("truetype");
  font-style: normal;
  font-weight: 100;
  font-display: swap;
}

@font-face {
  font-family: "Nadide About";
  src: url("../assets/fonts/Poppins-ExtraLight.ttf") format("truetype");
  font-style: normal;
  font-weight: 200;
  font-display: swap;
}

:root {
  --paper: #ffffff;
  --ink: #080808;
  --red: #e30613;
  --page-gutter: clamp(20px, 3.5vw, 64px);
  --grid-cycle: 7.2s;
  --ease-out: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
  --nav-ink: var(--ink);
  --nav-paper: var(--paper);
}

* { box-sizing: border-box; }

html {
  min-width: 280px;
  height: 100%;
  background: var(--paper);
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex: 0 0 auto;
  padding: 28px var(--page-gutter);
  color: var(--ink);
  background: var(--paper);
  transition: transform 520ms var(--ease-out), color 320ms ease, background-color 320ms ease;
}

.agency-label {
  margin: 0;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.4;
}

.navigation {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 20px;
  border: 1px solid var(--nav-ink);
  color: var(--nav-ink);
  background: var(--nav-paper);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: color 420ms var(--ease-in-out), background-color 320ms ease, border-color 320ms ease,
              transform 600ms var(--ease-out);
}

.nav-link.is-magnetic {
  transition: color 420ms var(--ease-in-out), background-color 320ms ease, border-color 320ms ease,
              transform 160ms linear;
}

/* Hover dolgusu alttan yükselir; seçili sayfa dolu kalır. */
.nav-link::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--nav-ink);
  transform: scaleY(0);
  transform-origin: center bottom;
  transition: transform 420ms var(--ease-in-out);
}

.nav-link:hover,
.nav-link.is-current { color: var(--nav-paper); }

.nav-link:hover::before,
.nav-link.is-current::before { transform: scaleY(1); }

.nav-link:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 4px;
}

.site-main { flex: 1 0 auto; }

.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 0 auto;
  min-height: calc(100vh - 96px);
  min-height: calc(100svh - 96px);
  overflow: hidden;
  isolation: isolate;
  background: var(--paper);
}

.logo-lockup {
  position: relative;
  width: 72%;
  max-width: 1200px;
  /* Başlık alanını dengeleyerek logoyu ekranın merkezine yaklaştırır. */
  margin-top: -64px;
}

.nadide-logo {
  display: block;
  width: 100%;
  height: auto;
}

.construction-grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.grid-line {
  opacity: 0;
  stroke: var(--red);
  stroke-linecap: butt;
  --stroke-width: 0.9;
  --line-opacity: 0.65;
}

.grid-line--secondary {
  --stroke-width: 0.75;
  --line-opacity: 0.42;
}

.grid-line--detail {
  --stroke-width: 0.8;
  --line-opacity: 0.56;
}

.grid-ready .grid-line {
  animation: draw-grid var(--grid-cycle) cubic-bezier(0.65, 0, 0.25, 1) infinite;
  animation-delay: var(--line-delay, 0s);
}

.animation-paused .grid-line { animation-play-state: paused; }

.about {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70.75vw;
  min-height: min(100svh, 70.75vw);
  padding: 96px 24px;
  color: #ffffff;
  background: #000000;
  text-align: center;
}

.about-content {
  width: 100%;
  max-width: 1100px;
  margin-top: -5vh;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  font-weight: 100;
}

.about-heading {
  margin: 0 0 clamp(56px, 7.5vw, 112px);
  font-size: clamp(56px, 10.8vw, 152px);
  font-weight: 100;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.about-text {
  max-width: 30ch;
  margin: 0 auto;
  color: #eeeeee;
  font-size: clamp(22px, 3.1vw, 42px);
  font-weight: 200;
  line-height: 1.13;
  letter-spacing: -0.025em;
}

/* Sabit çerçeve gözlemlenir; hareket eden içerik görünürlük sınırını değiştirmez. */
.reveal-frame {
  --reveal-x: 0px;
  --reveal-y: 36px;
  --reveal-scale: 1;
  --reveal-duration: 900ms;
  --reveal-delay: 0ms;
  display: flow-root;
  min-width: 0;
}

.reveal-frame--text {
  --reveal-y: 28px;
  --reveal-delay: 160ms;
}

.reveal-frame[data-reveal="card"] {
  --reveal-y: 40px;
  --reveal-scale: 0.88;
  --reveal-duration: 1000ms;
}

.palette-grid .reveal-frame:nth-child(2),
.reasons-grid > .reveal-frame:nth-child(2) { --reveal-delay: 140ms; }
.palette-grid .reveal-frame:nth-child(3),
.reasons-grid > .reveal-frame:nth-child(3) { --reveal-delay: 280ms; }

/* JavaScript kapalıysa tüm içerik normal olarak görünür. */
.reveal-frame.reveal-ready > * {
  opacity: 0;
  transform: translate3d(var(--reveal-x), var(--reveal-y), 0) scale(var(--reveal-scale));
  transform-origin: center bottom;
  transition: opacity var(--reveal-duration) cubic-bezier(0.22, 1, 0.36, 1),
              transform var(--reveal-duration) cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-frame.reveal-ready.is-revealed > * {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  transition-delay: var(--reveal-delay);
}

.brand-details {
  position: relative;
  padding: clamp(64px, 7.5vw, 112px) 24px clamp(88px, 11vw, 160px);
  color: #000000;
  background: var(--paper);
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  text-align: center;
}

.brand-details-content {
  max-width: 1320px;
  margin: 0 auto;
}

.principles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(40px, 9vw, 120px);
  width: 90%;
  margin: 0 auto;
}

.principle-heading {
  margin: 0 0 clamp(28px, 3.8vw, 54px);
  font-size: clamp(48px, 8.8vw, 112px);
  font-weight: 100;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.principle-text {
  max-width: 31ch;
  margin: 0 auto;
  font-size: clamp(18px, 2.35vw, 30px);
  font-weight: 200;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.palette { margin-top: clamp(52px, 6.2vw, 88px); }

.palette-heading {
  margin: 0;
  font-size: clamp(40px, 7vw, 88px);
  font-weight: 100;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 6.5vw, 80px);
  width: 81%;
  margin: clamp(64px, 9vw, 128px) auto 0;
}

.palette-card {
  --swatch-color: #000000;
  --swatch-border: #000000;
  min-width: 0;
  margin: 0;
  border: 2px solid var(--swatch-border);
}

.palette-card--red {
  --swatch-color: var(--red);
  --swatch-border: var(--red);
}

.palette-card--white { --swatch-color: #ffffff; }

.palette-swatch {
  aspect-ratio: 1;
  background: var(--swatch-color);
}

.palette-values {
  display: grid;
  grid-template-columns: repeat(2, max-content);
  justify-content: center;
  column-gap: clamp(12px, 2vw, 28px);
  padding: clamp(12px, 1.5vw, 20px) 8px;
  border-top: 2px solid var(--swatch-border);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(11px, 1.4vw, 17px);
  font-weight: 700;
  line-height: 1.3;
  text-align: left;
  white-space: nowrap;
}

.logo-variants {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--paper);
}

.logo-variant {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(180px, 35.35vw, 540px);
  padding: clamp(32px, 6vw, 88px) 0;
}

.logo-variant--dark { background: #000000; }
.logo-variant--light { background: #ffffff; }

.logo-filter-definitions { position: absolute; pointer-events: none; }

.logo-variant-reveal {
  width: 61%;
  max-width: 1000px;
}

/* Orijinal PNG korunur; kırmızı blok da tek renkli logo ile aynı tona dönüşür. */
.logo-variant-image {
  display: block;
  width: 100%;
  height: auto;
  filter: url("#logo-monochrome");
}

.logo-variant--dark .logo-variant-image {
  filter: url("#logo-monochrome") invert(1);
}

.logo-variants-caption {
  --reveal-x: -24px;
  --reveal-y: 0px;
  --reveal-delay: 120ms;
  position: absolute;
  top: 50%;
  right: clamp(6px, 1vw, 20px);
  mix-blend-mode: difference;
  transform: translateY(-50%) rotate(180deg);
  pointer-events: none;
}

.logo-variants-label {
  margin: 0;
  color: #ffffff;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  font-size: clamp(22px, 4.8vw, 64px);
  font-weight: 100;
  line-height: 1;
  letter-spacing: -0.025em;
  white-space: nowrap;
  writing-mode: vertical-rl;
}

.logo-story {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70.75vw;
  min-height: min(100svh, 70.75vw);
  padding: clamp(72px, 9vw, 136px) 24px;
  color: #ffffff;
  background: #000000;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  text-align: center;
}

.logo-story-content {
  width: 100%;
  max-width: 1320px;
}

.logo-story-heading {
  margin: 0 0 clamp(48px, 8.3vw, 116px);
  font-size: clamp(36px, 7.2vw, 104px);
  font-weight: 100;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.logo-story-text {
  width: 82%;
  max-width: 50ch;
  margin: 0 auto;
  color: #eeeeee;
  font-size: clamp(20px, 3vw, 40px);
  font-weight: 200;
  line-height: 1.13;
  letter-spacing: -0.025em;
}

.why-us {
  position: relative;
  padding: clamp(72px, 10vw, 144px) var(--page-gutter) clamp(56px, 5vw, 80px);
  color: #000000;
  background: #ffffff;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  text-align: center;
}

.why-us-content {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
}

.why-us-heading {
  margin: 0 0 clamp(64px, 8.4vw, 120px);
  font-size: clamp(48px, 7.6vw, 110px);
  font-weight: 100;
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 3.4vw, 48px);
}

.reason-heading {
  margin: 0;
  padding-bottom: clamp(14px, 1.25vw, 20px);
  border-bottom: 2px solid #000000;
  font-size: clamp(22px, 2.9vw, 42px);
  font-weight: 100;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.reason-text {
  margin: clamp(24px, 2.5vw, 36px) 0 0;
  padding: 0 clamp(4px, 0.8vw, 12px);
  font-size: clamp(16px, 1.6vw, 23px);
  font-weight: 200;
  line-height: 1.13;
  letter-spacing: -0.025em;
}

.reasons-grid > .reveal-frame:first-child .reason-text { text-align: left; }
.reasons-grid > .reveal-frame:last-child .reason-text { text-align: right; }

.contact-main,
.portfolio-main {
  display: grid;
  place-items: center;
  flex: 1 0 auto;
  min-height: calc(100vh - 96px);
  min-height: calc(100svh - 96px);
  padding: 64px 24px 128px;
  color: #000000;
  background: #ffffff;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  text-align: center;
}

.contact-content {
  width: 100%;
  max-width: 1100px;
}

.contact-heading {
  margin: 0 0 clamp(48px, 7vw, 96px);
  font-size: clamp(56px, 10vw, 136px);
  font-weight: 100;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.contact-details {
  font-size: clamp(20px, 3vw, 40px);
  font-style: normal;
  font-weight: 200;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.contact-details p { margin: 0; }

.contact-details a {
  display: inline-block;
  max-width: 100%;
  color: inherit;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.contact-details .contact-phone { white-space: nowrap; }
.contact-details a:hover { text-decoration: underline; text-decoration-thickness: 1px; }
.contact-details a:focus-visible { outline: 2px solid var(--red); outline-offset: 4px; }

.portfolio-content {
  width: 100%;
  max-width: 1200px;
}

.portfolio-heading {
  margin: 0 0 clamp(48px, 6.5vw, 88px);
  font-size: clamp(32px, 8.8vw, 128px);
  font-weight: 100;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.portfolio-text {
  margin: 0;
  font-size: clamp(18px, 2.7vw, 36px);
  font-weight: 200;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.site-footer {
  flex: 0 0 auto;
  padding: clamp(48px, 6vw, 88px) var(--page-gutter) 28px;
  color: #ffffff;
  background: #000000;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  font-size: 16px;
  font-weight: 200;
  line-height: 1.5;
}

.footer-content {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.6fr) minmax(0, 1.3fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}

.site-footer a {
  color: inherit;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.site-footer a:hover {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.site-footer a:focus-visible {
  outline: 1px solid #ffffff;
  outline-offset: 5px;
}

.footer-brand-name {
  display: inline-block;
  font-size: clamp(32px, 4vw, 54px);
  font-weight: 100;
  line-height: 1;
  letter-spacing: 0.06em;
}

.footer-brand p {
  margin: 16px 0 0;
  font-size: 13px;
  letter-spacing: 0.035em;
}

.footer-navigation {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  font-style: normal;
}

.footer-contact p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.5;
}

.footer-bottom {
  margin-top: clamp(40px, 5vw, 72px);
  padding-top: 22px;
  border-top: 1px solid rgb(255 255 255 / 25%);
  font-size: 12px;
}

.footer-bottom p { margin: 0; }

/* ==========================================================
   HAREKET KATMANI
   Sayfa geçişi, akıllı menü, imleç, kayan yazı bandı,
   kelime kelime başlıklar ve etkileşimli detaylar.
   JavaScript kapalıysa tüm içerik yine görünür kalır.
   ========================================================== */

/* Sayfa geçişi: siyah perde İ'nin kırmızı bloğuyla açılır. */
.page-curtain { display: none; }

.js .page-curtain {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  background: #000000;
  pointer-events: none;
  animation: curtain-lift 820ms var(--ease-in-out) 140ms both;
}

.page-curtain-mark {
  width: 22px;
  height: 22px;
  background: var(--red);
  animation: curtain-mark 820ms var(--ease-in-out) both;
}

.page-curtain.is-leaving {
  animation: curtain-drop 560ms var(--ease-in-out) both;
}

.page-curtain.is-leaving .page-curtain-mark { animation: none; opacity: 0; }

/* Menü: aşağı kayarken gizlenir, yukarı kayınca geri gelir; koyu bölümlerde tersine döner. */
.site-header.is-hidden { transform: translate3d(0, -100%, 0); }

.site-header.is-dark {
  --nav-ink: #ffffff;
  --nav-paper: #000000;
  color: #ffffff;
  background: #000000;
}

.scroll-progress {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

/* Menü yazısı hover'da yukarı yuvarlanır. */
.nav-roll {
  position: relative;
  display: inline-block;
  overflow: hidden;
  line-height: 1.2;
}

.nav-roll-text { display: inline-block; transition: transform 520ms var(--ease-in-out); }

.nav-roll::after {
  content: attr(data-text);
  position: absolute;
  top: 100%;
  left: 0;
  transition: transform 520ms var(--ease-in-out);
}

.nav-link:hover .nav-roll-text,
.nav-link:hover .nav-roll::after { transform: translateY(-100%); }

/* Kırmızı kare imleç: logodaki odak noktasını sayfa boyunca taşır. */
.has-cursor,
.has-cursor * { cursor: none !important; }

.cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 300;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border: 1px solid var(--red);
  background: var(--red);
  pointer-events: none;
  opacity: 0;
  transition: width 360ms var(--ease-out), height 360ms var(--ease-out), margin 360ms var(--ease-out),
              background-color 240ms ease, opacity 240ms ease;
  will-change: transform;
}

.cursor.is-visible { opacity: 1; }

.cursor.is-hover {
  width: 56px;
  height: 56px;
  margin: -28px 0 0 -28px;
  background: transparent;
}

.cursor.is-down { width: 8px; height: 8px; margin: -4px 0 0 -4px; }

/* Açılış: logo alttan yukarı açılır, grid aynı anda çalışmaya devam eder. */
.js .nadide-logo { animation: logo-wipe 1400ms var(--ease-out) 560ms both; }

.hero-meta {
  position: absolute;
  right: var(--page-gutter);
  bottom: clamp(20px, 3vw, 36px);
  left: var(--page-gutter);
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 16px;
}

.js .hero-meta { animation: meta-in 1000ms var(--ease-out) 1400ms both; }

.hero-meta-item {
  margin: 0;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
  white-space: nowrap;
}

.hero-meta-item--end { text-align: right; }

.hero-clock { font-variant-numeric: tabular-nums; }

.meta-mark {
  display: inline-block;
  width: 0.62em;
  height: 0.62em;
  margin: 0 0.7em 0.06em;
  background: var(--red);
  vertical-align: middle;
}

.hero-scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.hero-scroll-line {
  position: relative;
  width: 1px;
  height: 44px;
  overflow: hidden;
  background: rgb(8 8 8 / 15%);
}

.hero-scroll-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--red);
  animation: scroll-cue 2000ms var(--ease-in-out) infinite;
}

/* Kayan hizmet bandı: hızı ve yönü kaydırmaya tepki verir. */
.marquee {
  overflow: hidden;
  padding: clamp(18px, 2.4vw, 34px) 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: var(--paper);
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
  user-select: none;
}

.marquee-track {
  display: flex;
  align-items: center;
  width: max-content;
  will-change: transform;
}

.marquee-item {
  padding: 0 clamp(20px, 2.6vw, 44px);
  font-size: clamp(40px, 7.4vw, 120px);
  font-weight: 100;
  line-height: 1.1;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.marquee-mark {
  flex: 0 0 auto;
  width: clamp(14px, 1.6vw, 26px);
  height: clamp(14px, 1.6vw, 26px);
  background: var(--red);
}

.marquee--soon {
  align-self: end;
  width: 100%;
  margin-top: clamp(56px, 8vw, 120px);
}

/* Bölüm numaraları. */
.section-index {
  --reveal-x: -18px;
  --reveal-y: 0px;
  position: absolute;
  top: clamp(24px, 3vw, 40px);
  left: var(--page-gutter);
  pointer-events: none;
}

.section-index-label {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-align: left;
  text-transform: uppercase;
}

.section-index-label .meta-mark { margin-left: 0; }

/* Başlıklar kelime kelime, maskenin altından yükselir. */
.split-word {
  display: inline-block;
  overflow: hidden;
  /* Türkçe noktalı büyük harfler ve alt uzantılar kırpılmaz. */
  padding: 0.12em 0.02em 0.16em;
  margin: -0.12em -0.02em -0.16em;
  vertical-align: top;
}

.split-word-inner { display: inline-block; }

.reveal-frame.reveal-ready.reveal-frame--split > * {
  opacity: 1;
  transform: none;
}

.reveal-ready .split-word-inner {
  transform: translate3d(0, 110%, 0) rotate(4deg);
  transform-origin: left bottom;
  transition: transform 1100ms var(--ease-out);
}

.reveal-ready.is-revealed .split-word-inner {
  transform: translate3d(0, 0, 0) rotate(0deg);
  transition-delay: calc(var(--reveal-delay) + var(--word-index, 0) * 70ms);
}

/* Paragraflar kaydırdıkça kelime kelime aydınlanır. */
.scrub-word { transition: opacity 240ms linear; }

.reveal-frame--late { --reveal-delay: 280ms; }
.reveal-frame--later { --reveal-delay: 400ms; }
.reveal-frame--last { --reveal-delay: 520ms; }

/* Renk kartlarında hover'da HEX kodu belirir. */
.palette-swatch {
  position: relative;
  overflow: hidden;
}

.palette-hex {
  position: absolute;
  bottom: clamp(10px, 1.4vw, 18px);
  left: clamp(10px, 1.4vw, 18px);
  color: #ffffff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(10px, 1.2vw, 14px);
  font-weight: 700;
  letter-spacing: 0.08em;
  opacity: 0;
  transform: translateY(120%);
  transition: transform 520ms var(--ease-out), opacity 320ms ease;
}

.palette-card--white .palette-hex { color: #000000; }

.palette-card:hover .palette-hex {
  opacity: 1;
  transform: translateY(0);
}

/* Neden Nadide kartları: numara ve hover'da kırmızı çizgi. */
.reason-index {
  margin: 0 0 clamp(16px, 1.6vw, 24px);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.reason-heading { position: relative; }

.reason-heading::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -2px;
  left: 0;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 700ms var(--ease-out);
}

.reason-card:hover .reason-heading::after { transform: scaleX(1); }

/* İletişim bağlantıları soldan sağa çizilen çizgiyle vurgulanır. */
.contact-details a {
  background: linear-gradient(currentColor, currentColor) left bottom / 0 1px no-repeat;
  transition: background-size 600ms var(--ease-out);
}

.contact-details a:hover {
  background-size: 100% 1px;
  text-decoration: none;
}

.portfolio-main { grid-template-rows: 1fr auto; padding-right: 0; padding-bottom: 0; padding-left: 0; }
.portfolio-content { align-self: center; padding: 0 24px; }

/* Footer çağrısı. */
.footer-cta {
  padding-bottom: clamp(40px, 5vw, 72px);
  margin-bottom: clamp(40px, 5vw, 72px);
  border-bottom: 1px solid rgb(255 255 255 / 25%);
}

.footer-cta-label {
  margin: 0 0 clamp(16px, 2vw, 28px);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer .footer-cta-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  text-decoration: none;
}

.footer-cta-text {
  font-size: clamp(44px, 8.4vw, 136px);
  font-weight: 100;
  line-height: 1;
  letter-spacing: -0.035em;
  background: linear-gradient(currentColor, currentColor) left 95% / 0 1px no-repeat;
  transition: background-size 800ms var(--ease-out);
}

.footer-cta-link:hover .footer-cta-text { background-size: 100% 1px; }

.footer-cta-button {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: clamp(72px, 9vw, 132px);
  height: clamp(72px, 9vw, 132px);
  border: 1px solid #ffffff;
  transition: background-color 420ms var(--ease-out), border-color 420ms var(--ease-out);
}

.footer-cta-arrow {
  display: block;
  font-size: clamp(28px, 3.4vw, 48px);
  font-weight: 100;
  line-height: 1;
  transition: transform 600ms var(--ease-out);
}

.footer-cta-link:hover .footer-cta-button {
  border-color: var(--red);
  background: var(--red);
}

.footer-cta-link:hover .footer-cta-arrow { transform: rotate(-45deg); }

[data-magnetic] { transition: transform 600ms var(--ease-out); }
[data-magnetic].is-magnetic { transition: transform 160ms linear; }

@keyframes curtain-lift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(0, -100%, 0); visibility: hidden; }
}

@keyframes curtain-drop {
  from { transform: translate3d(0, 100%, 0); visibility: visible; }
  to { transform: translate3d(0, 0, 0); visibility: visible; }
}

@keyframes curtain-mark {
  0% { transform: scale(0); }
  45%, 100% { transform: scale(1); }
}

@keyframes logo-wipe {
  from { clip-path: inset(100% 0 0 0); }
  to { clip-path: inset(0 0 0 0); }
}

@keyframes meta-in {
  from { opacity: 0; transform: translate3d(0, 14px, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

@keyframes scroll-cue {
  0% { transform: translate3d(0, -100%, 0); }
  55% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(0, 100%, 0); }
}

/* ==========================================================
   EK BÖLÜMLER
   Manifesto, Hizmetlerimiz, Süreç, Geometri ve Sıkça Sorulanlar.
   ========================================================== */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Manifesto: dört dev kelime kaydırdıkça zıt yönlere kayar. */
.manifesto {
  position: relative;
  overflow: hidden;
  padding: clamp(104px, 12vw, 184px) 0 clamp(80px, 10vw, 160px);
  background: var(--paper);
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
}

.manifesto-line {
  display: flex;
  align-items: flex-end;
  gap: clamp(14px, 2vw, 36px);
  margin: 0;
  padding: 0 var(--page-gutter);
  font-size: clamp(88px, 21vw, 340px);
  font-weight: 100;
  line-height: 0.9;
  letter-spacing: -0.05em;
  white-space: nowrap;
  will-change: transform;
}

.manifesto-line--start { justify-content: flex-start; }
.manifesto-line--end { justify-content: flex-end; }
.manifesto-line--indent { padding-left: 22vw; }

.manifesto-note {
  margin-bottom: 0.9em;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

.manifesto-mark {
  align-self: flex-start;
  width: 0.14em;
  height: 0.14em;
  margin: 0.14em 0 0 -0.04em;
  background: var(--red);
}

.manifesto-caption {
  max-width: 34ch;
  margin: clamp(48px, 6vw, 96px) var(--page-gutter) 0 auto;
}

.manifesto-caption p {
  margin: 0;
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 200;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* Hizmetlerimiz: index listesi, hover'da satır siyahla dolar. */
.services {
  position: relative;
  padding: clamp(104px, 11vw, 170px) var(--page-gutter) clamp(80px, 10vw, 150px);
  background: var(--paper);
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
}

.services-content {
  max-width: 1440px;
  margin: 0 auto;
}

.services-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: end;
  gap: 32px;
  margin-bottom: clamp(48px, 6vw, 96px);
}

.services-heading,
.process-heading,
.geometry-heading,
.faq-heading {
  margin: 0;
  font-weight: 100;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.services-heading { font-size: clamp(48px, 7.6vw, 110px); }

.services-lead,
.process-lead,
.geometry-lead,
.faq-lead {
  margin: 0;
  font-size: clamp(17px, 1.7vw, 24px);
  font-weight: 200;
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.services-lead { justify-self: end; max-width: 26ch; }

.services-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink);
  list-style: none;
}

.service-row { border-bottom: 1px solid var(--ink); }

.service-inner {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: clamp(48px, 6vw, 96px) minmax(0, 1fr) auto clamp(40px, 4vw, 64px);
  align-items: center;
  gap: clamp(16px, 2vw, 32px);
  padding: clamp(22px, 2.8vw, 42px) clamp(8px, 1.4vw, 24px);
  transition: color 500ms var(--ease-in-out);
}

.service-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink);
  transform: scaleY(0);
  transform-origin: center bottom;
  transition: transform 600ms var(--ease-in-out);
}

.service-row:hover .service-inner { color: #ffffff; }
.service-row:hover .service-inner::before { transform: scaleY(1); }

.service-index,
.process-step .process-index,
.faq-index {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.service-title {
  margin: 0;
  font-size: clamp(34px, 5.6vw, 88px);
  font-weight: 100;
  line-height: 1;
  letter-spacing: -0.03em;
  transition: transform 700ms var(--ease-out);
}

.service-row:hover .service-title { transform: translateX(clamp(8px, 1.5vw, 24px)); }

.service-tags {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.5;
  max-width: 32ch;
  justify-self: end;
  text-align: right;
  text-transform: uppercase;
  opacity: 0.55;
  transition: opacity 400ms ease;
}

.service-row:hover .service-tags { opacity: 1; }

.service-arrow {
  justify-self: end;
  font-size: clamp(26px, 2.6vw, 40px);
  font-weight: 100;
  line-height: 1;
  transition: transform 700ms var(--ease-out), color 400ms ease;
}

.service-row:hover .service-arrow {
  color: var(--red);
  transform: rotate(-45deg);
}

/* Süreç: geniş ekranda sabitlenip yatay kayar. */
.process {
  position: relative;
  color: #ffffff;
  background: #000000;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
}

.process-pin {
  position: relative;
  padding: clamp(104px, 11vw, 160px) var(--page-gutter);
}

.process-track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px 48px;
}

.process-intro { grid-column: 1 / -1; }

.process-heading {
  margin-bottom: clamp(20px, 2vw, 32px);
  font-size: clamp(48px, 6.4vw, 100px);
}

.process-lead { max-width: 24ch; color: #dddddd; }

.process-step {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 28px;
  border-top: 1px solid rgb(255 255 255 / 25%);
}

.process-number {
  font-size: clamp(88px, 12vw, 210px);
  font-weight: 100;
  line-height: 0.85;
  letter-spacing: -0.06em;
  color: rgb(255 255 255 / 28%);
  transition: color 700ms var(--ease-out);
}

.process-step.is-active .process-number { color: #ffffff; }

.process-title {
  display: flex;
  align-items: center;
  margin: 0;
  font-size: clamp(30px, 3.4vw, 54px);
  font-weight: 100;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

/* Sıradaki adıma gelindiğinde başlığın önünde kırmızı kare açılır. */
.process-title::before {
  content: "";
  flex: 0 0 auto;
  width: 0;
  height: 0.32em;
  margin-right: 0;
  background: var(--red);
  transition: width 600ms var(--ease-out), margin-right 600ms var(--ease-out);
}

.process-step.is-active .process-title::before { width: 0.32em; margin-right: 0.4em; }

.process-text {
  max-width: 28ch;
  margin: 0;
  color: #dddddd;
  font-size: clamp(17px, 1.5vw, 22px);
  font-weight: 200;
  line-height: 1.3;
}

.process-progress { display: none; }

.process.is-horizontal .process-pin {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  height: 100vh;
  height: 100svh;
  padding: 0;
  overflow: hidden;
}

.process.is-horizontal .process-track {
  display: flex;
  align-items: stretch;
  gap: 0;
  width: max-content;
  padding: 0 var(--page-gutter);
  will-change: transform;
}

.process.is-horizontal .process-intro {
  flex: 0 0 auto;
  align-self: center;
  width: clamp(340px, 36vw, 600px);
  padding-right: clamp(32px, 4vw, 72px);
}

.process.is-horizontal .process-title { margin-top: auto; }

/* Metinler dört satırlık yer ayırır; böylece başlıklar her kartta aynı hizada durur. */
.process.is-horizontal .process-text { min-height: 5.2em; }

.process.is-horizontal .process-step {
  flex: 0 0 auto;
  width: clamp(320px, 32vw, 500px);
  height: min(62vh, 560px);
  padding: 0 clamp(24px, 3vw, 48px);
  border-top: 0;
  border-left: 1px solid rgb(255 255 255 / 25%);
}

.process.is-horizontal .process-progress {
  position: absolute;
  right: var(--page-gutter);
  bottom: clamp(28px, 4vw, 56px);
  left: var(--page-gutter);
  display: block;
  height: 1px;
  background: rgb(255 255 255 / 20%);
}

.process-progress-bar {
  position: absolute;
  inset: 0;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left center;
}

/* Geometri: logonun parçalarından oluşan, sürekli yeniden dizilen ızgara. */
.geometry {
  position: relative;
  padding: clamp(104px, 10vw, 160px) var(--page-gutter);
  border-top: 1px solid rgb(255 255 255 / 14%);
  color: #ffffff;
  background: #000000;
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
}

.geometry-content {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.6fr);
  align-items: center;
  gap: clamp(40px, 6vw, 96px);
  max-width: 1440px;
  margin: 0 auto;
}

.geometry-heading {
  margin-bottom: clamp(24px, 2.4vw, 36px);
  font-size: clamp(40px, 5vw, 80px);
}

.geometry-lead { max-width: 34ch; color: #dddddd; }

.geometry-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: clamp(4px, 0.6vw, 10px);
}

.geometry-tile {
  position: relative;
  display: block;
  aspect-ratio: 1;
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 8%);
}

.geometry-shape {
  position: absolute;
  inset: 0;
  background: #ffffff;
  border-radius: 0;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  transform: rotate(var(--turn, 0deg));
  transition: border-radius 900ms var(--ease-in-out), clip-path 900ms var(--ease-in-out),
              transform 900ms var(--ease-in-out), background-color 600ms ease, box-shadow 600ms ease;
}

.geometry-tile--red .geometry-shape { background: var(--red); }

.geometry-tile[data-shape="circle"] .geometry-shape { border-radius: 50%; }
.geometry-tile[data-shape="quarter"] .geometry-shape { border-radius: 100% 0 0 0; }
.geometry-tile[data-shape="leaf"] .geometry-shape { border-radius: 100% 0; }
.geometry-tile[data-shape="half"] .geometry-shape {
  border-radius: 50%;
  clip-path: polygon(0 50%, 100% 50%, 100% 100%, 0 100%);
}
.geometry-tile[data-shape="triangle"] .geometry-shape { clip-path: polygon(50% 0, 50% 0, 100% 100%, 0 100%); }
.geometry-tile[data-shape="bar"] .geometry-shape { clip-path: polygon(0 36%, 100% 36%, 100% 64%, 0 64%); }
.geometry-tile[data-shape="empty"] .geometry-shape {
  background: transparent;
  box-shadow: inset 0 0 0 1px rgb(255 255 255 / 35%);
}

/* Sıkça Sorulanlar: JavaScript olmadan da açılıp kapanır. */
.faq {
  position: relative;
  padding: clamp(104px, 11vw, 170px) var(--page-gutter) clamp(88px, 10vw, 150px);
  background: var(--paper);
  font-family: "Nadide About", "Avenir Next", "Helvetica Neue", sans-serif;
}

.faq::before {
  content: "";
  position: absolute;
  top: 0;
  right: var(--page-gutter);
  left: var(--page-gutter);
  height: 1px;
  background: rgb(8 8 8 / 14%);
}

.faq-content {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.6fr);
  align-items: start;
  gap: clamp(40px, 6vw, 96px);
  max-width: 1440px;
  margin: 0 auto;
}

.faq-intro { position: sticky; top: 120px; }

.faq-heading {
  margin-bottom: clamp(20px, 2vw, 32px);
  font-size: clamp(48px, 6.4vw, 100px);
}

.faq-lead { max-width: 24ch; }

.faq-lead a {
  color: inherit;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.faq-lead a:hover { color: var(--red); }

.faq-list { border-top: 1px solid var(--ink); }

.faq-item { border-bottom: 1px solid var(--ink); }

.faq-question {
  display: grid;
  grid-template-columns: clamp(32px, 4vw, 56px) minmax(0, 1fr) 24px;
  align-items: center;
  gap: 16px;
  padding: clamp(22px, 2.4vw, 34px) 0;
  font-size: clamp(20px, 2.3vw, 34px);
  font-weight: 200;
  line-height: 1.2;
  letter-spacing: -0.02em;
  list-style: none;
  cursor: pointer;
}

.faq-question::-webkit-details-marker { display: none; }

.faq-question:focus-visible { outline: 2px solid var(--red); outline-offset: 4px; }

.faq-question-text { transition: transform 600ms var(--ease-out); }
.faq-question:hover .faq-question-text { transform: translateX(10px); }

.faq-icon {
  position: relative;
  width: 22px;
  height: 22px;
  transition: transform 600ms var(--ease-out), color 300ms ease;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
}

.faq-icon::after { transform: rotate(90deg); }

.faq-item[open] .faq-icon {
  color: var(--red);
  transform: rotate(135deg);
}

.faq-answer {
  padding: 0 clamp(24px, 4vw, 48px) clamp(26px, 2.8vw, 40px) calc(clamp(32px, 4vw, 56px) + 16px);
}

.faq-item[open] .faq-answer { animation: faq-open 700ms var(--ease-out) both; }

.faq-answer p {
  max-width: 56ch;
  margin: 0;
  color: #333333;
  font-size: clamp(16px, 1.5vw, 21px);
  font-weight: 200;
  line-height: 1.4;
}

@keyframes faq-open {
  from { opacity: 0; transform: translate3d(0, -10px, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

@media (max-width: 900px) {
  .services-intro,
  .geometry-content,
  .faq-content { grid-template-columns: 1fr; }
  .services-lead { justify-self: start; }
  .faq-intro { position: static; }
}

/* Logo sabit kalır: çizgiler gelir, kısa süre durur ve akarak çekilir. */
@keyframes draw-grid {
  0%, 9% {
    stroke-dashoffset: var(--line-length);
    opacity: 0;
  }
  10% {
    stroke-dashoffset: var(--line-length);
    opacity: var(--line-opacity);
  }
  28%, 58% {
    stroke-dashoffset: 0;
    opacity: var(--line-opacity);
  }
  75%, 100% {
    stroke-dashoffset: calc(var(--line-length) * -1);
    opacity: 0;
  }
}

@media (max-width: 680px) {
  .site-header {
    justify-content: center;
    padding: 22px 18px;
  }
  .agency-label { display: none; }
  .navigation {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: 100%;
    max-width: 460px;
    gap: 6px;
  }
  .nav-link { min-height: 42px; padding: 0 2px; font-size: clamp(10px, 2.7vw, 11px); }
  .hero {
    min-height: calc(100vh - 86px);
    min-height: calc(100svh - 86px);
  }
  .logo-lockup { width: 86%; margin-top: -50px; }
  .grid-line { --stroke-width: 0.65; }
  .grid-line--secondary { --line-opacity: 0.3; }
  .about { min-height: 100vh; min-height: 100svh; padding: 88px 24px; }
  .about-content { margin-top: -32px; }
  .about-heading { margin-bottom: 48px; font-size: clamp(44px, 11.5vw, 72px); }
  .about-text { max-width: 34ch; font-size: clamp(20px, 5.4vw, 27px); line-height: 1.3; }
  .brand-details { padding: 72px 24px 88px; }
  .principles { grid-template-columns: 1fr; gap: 64px; width: 100%; }
  .principle-heading { margin-bottom: 24px; font-size: clamp(48px, 11.5vw, 72px); }
  .principle-text { max-width: 32ch; font-size: clamp(20px, 5.2vw, 26px); line-height: 1.3; }
  .palette { margin-top: 72px; }
  .palette-heading { font-size: clamp(32px, 8.5vw, 54px); }
  .palette-grid { gap: clamp(12px, 3.5vw, 24px); width: 100%; margin-top: 44px; }
  .palette-values { column-gap: 6px; padding: 12px 4px; font-size: clamp(9px, 2.6vw, 12px); }
  .logo-variant-reveal { width: 68%; }
  .logo-story { min-height: 100svh; padding: 72px 24px; }
  .logo-story-heading { margin-bottom: 40px; font-size: clamp(32px, 7.2vw, 48px); }
  .logo-story-text { width: 100%; max-width: 38ch; font-size: clamp(20px, 5.1vw, 26px); line-height: 1.3; }
  .why-us { padding: 72px 24px 48px; }
  .why-us-heading { margin-bottom: 56px; font-size: clamp(32px, 10vw, 54px); }
  .reasons-grid { grid-template-columns: 1fr; gap: 48px; max-width: 420px; margin: 0 auto; }
  .reason-heading { padding-bottom: 18px; font-size: clamp(28px, 7.2vw, 36px); }
  .reason-text { margin-top: 24px; padding: 0 4px; font-size: clamp(18px, 4.8vw, 22px); line-height: 1.3; }
  .reasons-grid > .reveal-frame .reason-text,
  .reasons-grid > .reveal-frame:first-child .reason-text,
  .reasons-grid > .reveal-frame:last-child .reason-text { text-align: center; }
  .contact-main,
  .portfolio-main {
    min-height: calc(100vh - 86px);
    min-height: calc(100svh - 86px);
    padding: 56px 20px 88px;
  }
  .contact-heading { font-size: clamp(52px, 13vw, 80px); }
  .contact-details { font-size: clamp(19px, 5.2vw, 26px); line-height: 1.3; }
  .portfolio-heading { font-size: clamp(32px, 9.2vw, 60px); }
  .portfolio-text { font-size: clamp(16px, 4.5vw, 26px); line-height: 1.25; }
  .site-footer { padding: 48px 24px 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-navigation { flex-direction: row; flex-wrap: wrap; gap: 12px 24px; }
}

@media (max-width: 680px) {
  .hero-meta { grid-template-columns: 1fr 1fr; }
  .hero-meta-item--start { display: none; }
  .hero-scroll { align-items: flex-start; }
  .hero-scroll-line { height: 32px; }
  .section-index { top: 22px; left: 24px; }
  .marquee-item { font-size: clamp(36px, 11vw, 56px); }
  .footer-cta-text { font-size: clamp(38px, 11vw, 60px); }
  .footer-cta-button { width: 64px; height: 64px; }
  .portfolio-main { padding-right: 0; padding-left: 0; }
  .manifesto { padding: 88px 0 72px; }
  .manifesto-line { font-size: clamp(76px, 25vw, 120px); }
  .manifesto-line--indent { padding-left: 12vw; }
  .manifesto-note { display: none; }
  .manifesto-caption { margin-right: 24px; margin-left: 24px; }
  .services,
  .geometry,
  .faq { padding: 88px 24px 72px; }
  .service-inner { grid-template-columns: 32px minmax(0, 1fr); gap: 8px 12px; padding: 22px 4px; }
  .service-tags { grid-column: 2; justify-self: start; text-align: left; opacity: 0.7; }
  .service-arrow { display: none; }
  .process-pin { padding: 88px 24px; }
  .process-track { grid-template-columns: 1fr; gap: 48px; }
  .geometry-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .faq-question { grid-template-columns: 28px minmax(0, 1fr) 20px; gap: 12px; }
  .faq-answer { padding: 0 8px 26px 40px; }
}

@media (max-width: 350px) {
  .site-header { padding-right: 12px; padding-left: 12px; }
}

@media (max-height: 480px) and (orientation: landscape) {
  .site-header { padding-top: 16px; padding-bottom: 16px; }
  .hero { min-height: calc(100vh - 72px); min-height: calc(100svh - 72px); }
  .logo-lockup { width: 60%; max-width: 650px; margin-top: -20px; }
  .contact-main,
  .portfolio-main { min-height: calc(100vh - 72px); min-height: calc(100svh - 72px); padding: 36px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .grid-ready .grid-line { animation: none; opacity: 0; }
  .nav-link,
  .nav-link::before,
  .nav-roll-text,
  .nav-roll::after { transition: none; }
  .js .page-curtain { display: none; }
  .js .nadide-logo,
  .js .hero-meta { animation: none; }
  .hero-scroll-line::after { animation: none; transform: none; }
  .site-header { transition: none; }
  .site-header.is-hidden { transform: none; }
  .reveal-ready .split-word-inner { transform: none; transition: none; }
  .scrub-word { opacity: 1 !important; }
  .geometry-shape,
  .service-inner,
  .service-inner::before,
  .service-title,
  .faq-question-text,
  .faq-icon { transition: none; }
  .faq-item[open] .faq-answer { animation: none; }
  .reason-heading::after,
  .palette-hex,
  .footer-cta-text,
  .footer-cta-arrow,
  [data-magnetic] { transition: none; }
  .reveal-frame.reveal-ready > *,
  .reveal-frame.reveal-ready.is-revealed > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* 404 sayfasındaki geri dönüş bağlantısı */
.portfolio-text a {
  color: inherit;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 6px;
}

.portfolio-text a:hover { color: var(--red); }