/* TMK Endüstriyel Yapı — landing */

:root {
  --bg: #ffffff;
  --bg-soft: #f4f4f2;
  --bg-dark: #121212;
  --ink: #1a1a1a;
  --ink-muted: #5f5f5f;
  --steel: #6b6e72;
  --gold: #c9a227;
  --gold-bright: #fdc500;
  --gold-deep: #a8841a;
  --line: #e4e4e1;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --wrap: min(1100px, calc(100% - 2.25rem));
  --header-h: 4rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body.intro-is-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--gold-deep);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 0.65rem;
}

h1 {
  font-size: clamp(1.45rem, 2.8vw, 2.1rem);
}

h2 {
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  max-width: 28ch;
}

h3 {
  font-size: 1rem;
}

p {
  margin: 0 0 0.9rem;
}

strong {
  font-weight: 600;
}

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

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 0.55rem;
}

.section {
  padding: clamp(2.75rem, 6vw, 4.75rem) 0;
  scroll-margin-top: calc(var(--header-h) + 0.5rem);
}

.section-head {
  margin-bottom: 1.75rem;
}

.section-head__lead {
  max-width: 48ch;
  color: var(--ink-muted);
  margin: 0;
  font-size: 0.92rem;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
  padding: 0.55rem 1.15rem;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1.15rem;
  margin-left: auto;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.brand:hover {
  color: inherit;
}

.brand__mark {
  height: 2.2rem;
  width: auto;
  object-fit: contain;
}

.brand__tag {
  font-family: "Michroma", var(--font-display), sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #c9a000;
  line-height: 1.25;
  white-space: nowrap;
  -webkit-text-stroke: 0.4px currentColor;
  paint-order: stroke fill;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 0.3rem 1.05rem;
  margin-left: auto;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 500;
}

.nav a {
  text-decoration: none;
  color: var(--steel);
}

.nav a:hover {
  color: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.15rem;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 600;
  color: #111;
  background: var(--gold);
  border: 1px solid transparent;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  background: #d4b02e;
  color: #111;
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: var(--gold);
}

.btn--header {
  flex-shrink: 0;
  padding: 0.55rem 0.95rem;
  font-size: 0.8rem;
}

/* Hero */

.hero {
  position: relative;
  min-height: min(82vh, 700px);
  display: grid;
  align-items: end;
  color: #f5f5f3;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  background: url("../assets/img/cover-slide.webp") center 48% / cover no-repeat;
  transform: scale(1.03);
  filter: saturate(0.8) brightness(0.7);
  animation: hero-zoom 14s ease-out both;
}

.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      105deg,
      rgba(8, 8, 8, 0.82) 0%,
      rgba(8, 8, 8, 0.55) 48%,
      rgba(8, 8, 8, 0.35) 100%
    ),
    repeating-linear-gradient(
      135deg,
      transparent 0 42px,
      rgba(255, 255, 255, 0.045) 43px,
      transparent 44px 84px
    );
  animation: hero-veil 1.2s ease-out both;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: var(--wrap);
  margin: 0 auto;
  padding: clamp(4.5rem, 10vw, 6rem) 0 clamp(2.75rem, 6vw, 3.75rem);
  max-width: 38rem;
  animation: hero-rise 0.9s ease-out both;
}

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin: 0 0 0.75rem;
}

.hero__title {
  color: #fff;
  margin-bottom: 0.75rem;
}

.hero__lead {
  color: rgba(255, 255, 255, 0.74);
  margin-bottom: 1.4rem;
  font-size: 0.92rem;
  max-width: 42ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

/* Stats */

.stats {
  background: var(--bg-dark);
  color: #eee;
  padding: 1.35rem 0;
}

.stats__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-right: 0.75rem;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.stat:last-child {
  border-right: none;
}

.stat__num {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gold-bright);
}

.stat__label {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.55);
}

/* About */

.about {
  background: var(--bg);
}

.about__layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 860px) {
  .about__layout {
    grid-template-columns: 1.35fr 0.85fr;
    align-items: start;
  }
}

.about__copy p {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.check-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
}

.check-list li {
  position: relative;
  padding: 0.45rem 0 0.45rem 1.35rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 0.55rem;
  height: 0.55rem;
  background: var(--gold);
}

.about__aside {
  background: #0f0f0f;
  color: rgba(255, 255, 255, 0.72);
  padding: 1.5rem;
  display: grid;
  gap: 1rem;
  justify-items: center;
  text-align: center;
}

.about__aside img {
  width: min(14rem, 100%);
  height: auto;
}

.about__aside p {
  margin: 0;
  font-size: 0.86rem;
}

/* Services */

.services {
  background: var(--bg-soft);
}

.service-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 980px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: #fff;
  border-top: 3px solid var(--gold);
  padding: 1.2rem 1.15rem 1.3rem;
}

.service-card h3 {
  margin-bottom: 0.4rem;
}

.service-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.86rem;
}

/* Page hero */

.page-hero {
  background: #111;
  color: #f3f3f1;
  padding: clamp(2.5rem, 6vw, 3.75rem) 0;
}

.page-hero h1 {
  color: #fff;
  max-width: 22ch;
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
}

.page-hero__lead {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.92rem;
  max-width: 42ch;
}

.section-cta {
  display: flex;
  justify-content: center;
  margin-top: 1.75rem;
}

.nav a[aria-current="page"] {
  color: var(--ink);
}

/* Projects */

.project-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 980px) {
  .project-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project {
  margin: 0;
  background: #111;
  overflow: hidden;
}

.project img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.project:hover img {
  transform: scale(1.04);
}

.project figcaption {
  padding: 0.85rem 0.95rem 1rem;
}

.project__title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: #f2f2f0;
}

.project-list {
  list-style: none;
  display: grid;
  gap: 0.45rem 1.25rem;
  margin: 1.75rem 0 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--line);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .project-list {
    grid-template-columns: 1fr 1fr;
  }
}

.project-list li {
  position: relative;
  padding-left: 0.9rem;
  font-size: 0.86rem;
  color: var(--ink-muted);
}

.project-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.35rem;
  height: 0.35rem;
  background: var(--gold);
}

/* References */

.refs {
  background-color: var(--bg-soft);
  background-image:
    linear-gradient(rgba(107, 110, 114, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 110, 114, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
}

.ref-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
  padding: 0;
}

@media (min-width: 760px) {
  .ref-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
  }
}

.ref-card {
  position: relative;
  display: grid;
  min-height: 9.5rem;
  align-content: center;
  justify-items: center;
  gap: 0.7rem;
  padding: 1.25rem 0.75rem 1rem;
  overflow: hidden;
  border: 1px solid rgba(107, 110, 114, 0.14);
  background: rgba(255, 255, 255, 0.94);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.ref-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.ref-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 162, 39, 0.45);
  box-shadow: 0 14px 30px rgba(18, 18, 18, 0.09);
}

.ref-card:hover::before {
  transform: scaleX(1);
}

.ref-card__logo {
  width: 100%;
  height: 4rem;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.ref-card:hover .ref-card__logo {
  transform: scale(1.06);
}

.ref-card__name {
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--steel);
}

.ref-card__wordmark {
  display: grid;
  min-height: 4rem;
  align-content: center;
  color: var(--steel);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 3vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.025em;
}

.ref-card--wordmark:last-child .ref-card__wordmark {
  color: var(--gold-deep);
  font-size: 1rem;
  letter-spacing: 0.12em;
}

/* CTA band */

.cta-band {
  background: linear-gradient(120deg, #161616 0%, #2a2414 100%);
  color: #f3f3f1;
  padding: clamp(2.25rem, 5vw, 3.25rem) 0;
}

.cta-band__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.cta-band h2 {
  color: #fff;
  max-width: 22ch;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.68);
  max-width: 46ch;
  margin: 0;
  font-size: 0.9rem;
}

/* Contact */

.contact {
  background: var(--bg);
}

.contact__inner {
  display: grid;
  gap: 2rem;
}

@media (min-width: 800px) {
  .contact__inner {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
}

.contact__text {
  color: var(--ink-muted);
  max-width: 42ch;
  font-size: 0.92rem;
}

.contact__card {
  font-style: normal;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--line);
}

@media (min-width: 800px) {
  .contact__card {
    padding: 0 0 0 1.5rem;
    border-top: none;
    border-left: 1px solid var(--line);
  }
}

.contact__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.1rem;
}

.contact__role {
  color: var(--gold-deep);
  font-size: 0.84rem;
  margin-bottom: 1rem;
}

.contact a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.45);
}

.contact a:hover {
  color: var(--gold-deep);
}

.contact__addr {
  color: var(--ink-muted);
  margin-top: 0.85rem;
  font-size: 0.9rem;
}

.contact__card--plain {
  border: none;
  padding: 0;
}

.contact-page__grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 860px) {
  .contact-page__grid {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: start;
  }
}

.contact-form {
  display: grid;
  gap: 0.95rem;
  padding: 1.35rem;
  background: var(--bg-soft);
  border-top: 3px solid var(--gold);
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field__label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.4;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(201, 162, 39, 0.35);
  border-color: var(--gold);
}

.contact-form textarea {
  resize: vertical;
  min-height: 8rem;
}

.contact-form .btn {
  width: fit-content;
  border: none;
  cursor: pointer;
}

.contact-form__note {
  margin: 0;
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.contact-map {
  margin-top: clamp(2rem, 5vw, 3rem);
}

.contact-map h2 {
  margin-bottom: 1rem;
}

.contact-map__frame {
  width: 100%;
  aspect-ratio: 21 / 9;
  min-height: 280px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-soft);
}

.contact-map__frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.contact-map__link {
  margin: 0.75rem 0 0;
  font-size: 0.84rem;
}

.contact-map__link a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.4);
}

.contact-map__link a:hover {
  color: var(--ink);
}

@media (max-width: 720px) {
  .contact-map__frame {
    aspect-ratio: 4 / 3;
  }
}

/* Footer */

.site-footer {
  background: #0d0d0d;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.8rem;
  padding: 2rem 0 1.15rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer__grid {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 1.75rem;
}

@media (min-width: 800px) {
  .site-footer__grid {
    grid-template-columns: 1.3fr 0.8fr 0.9fr;
  }
}

.site-footer__logo {
  height: 1.85rem;
  width: auto;
  margin-bottom: 0.75rem;
  filter: brightness(1.05);
}

.site-footer__about {
  margin: 0;
  max-width: 28ch;
}

.site-footer__label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.78);
  margin: 0 0 0.65rem;
}

.site-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.site-footer__links a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__links a:hover {
  color: var(--gold-bright);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer__inner p {
  margin: 0;
}

.site-footer__credit a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.35);
}

.site-footer__credit a:hover {
  color: var(--gold);
}

/* WhatsApp FAB */

.wa-float {
  position: fixed;
  right: 1.15rem;
  bottom: 1.15rem;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.wa-float svg {
  width: 1.85rem;
  height: 1.85rem;
  display: block;
}

.wa-float:hover,
.wa-float:focus-visible {
  color: #fff;
  background: #1ebe57;
  transform: scale(1.06);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.55);
}

/* Motion */

.site-intro[hidden] {
  display: none;
}

.site-intro.is-active,
html.intro-pending .site-intro[hidden] {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #fff;
  background: #131313;
  animation: intro-appear 0.5s ease-out both;
}

html.intro-pending body > :not(.site-intro) {
  visibility: hidden;
}

.intro__backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 48%, rgba(201, 162, 39, 0.14), transparent 38%),
    radial-gradient(ellipse at 50% 50%, #303236, #17181a 70%);
}

.intro__backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(30deg, transparent 49.8%, rgba(255, 255, 255, 0.035) 50%, transparent 50.2%),
    linear-gradient(150deg, transparent 49.8%, rgba(255, 255, 255, 0.035) 50%, transparent 50.2%);
  background-size:
    180px 180px,
    180px 180px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000, transparent 78%);
  mask-image: radial-gradient(ellipse at center, #000, transparent 78%);
  opacity: 0;
  animation: intro-pattern-in 1.2s ease-out 0.1s forwards;
}

.intro__stage {
  position: relative;
  width: min(100vw, 1220px);
  height: min(100svh, 820px);
  overflow: hidden;
}

.intro__orbit {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  width: min(74vw, 760px);
  aspect-ratio: 1;
  border: 1px solid rgba(253, 197, 0, 0.3);
  border-radius: 50%;
  box-shadow: 0 0 90px rgba(253, 197, 0, 0.08), inset 0 0 90px rgba(253, 197, 0, 0.055);
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.7);
  animation: intro-orbit-in 1.2s ease-out 0.2s forwards, intro-orbit-turn 32s linear 1.4s infinite;
}

.intro__tile {
  position: absolute;
  z-index: 1;
  width: 32%;
  height: 29%;
  overflow: hidden;
  clip-path: polygon(16% 0, 84% 0, 100% 50%, 84% 100%, 16% 100%, 0 50%);
  background: #d3a800;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.24));
  opacity: 0;
  transform: var(--intro-from);
  animation: intro-tile-in 0.95s cubic-bezier(0.18, 0.78, 0.25, 1) var(--intro-delay) forwards;
}

.intro__tile::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid #182a3d;
  pointer-events: none;
}

.intro__tile img {
  position: absolute;
  inset: 4px;
  width: calc(100% - 8px);
  height: calc(100% - 8px);
  clip-path: polygon(16% 0, 84% 0, 100% 50%, 84% 100%, 16% 100%, 0 50%);
  background: #1d2730;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.02);
}

.intro__tile--1 {
  top: 0;
  left: 0;
  --intro-to-x: 106%;
  --intro-to-y: 122%;
  --intro-from: translate(-120%, -70%) rotate(-12deg) scale(0.65);
  --intro-delay: 0.12s;
}

.intro__tile--2 {
  top: 0;
  left: 34%;
  --intro-to-x: 0;
  --intro-to-y: 122%;
  --intro-from: translateY(-130%) rotate(9deg) scale(0.65);
  --intro-delay: 0.3s;
}

.intro__tile--3 {
  top: 0;
  right: 0;
  --intro-to-x: -106%;
  --intro-to-y: 122%;
  --intro-from: translate(120%, -65%) rotate(12deg) scale(0.65);
  --intro-delay: 0.18s;
}

.intro__tile--4 {
  top: 35.5%;
  left: 0;
  --intro-to-x: 106%;
  --intro-to-y: 0;
  --intro-from: translateX(-130%) rotate(-10deg) scale(0.65);
  --intro-delay: 0.46s;
}

.intro__tile--5 {
  top: 35.5%;
  right: 0;
  --intro-to-x: -106%;
  --intro-to-y: 0;
  --intro-from: translateX(130%) rotate(10deg) scale(0.65);
  --intro-delay: 0.38s;
}

.intro__tile--6 {
  right: 0;
  bottom: 0;
  --intro-to-x: -106%;
  --intro-to-y: -122%;
  --intro-from: translate(120%, 70%) rotate(-12deg) scale(0.65);
  --intro-delay: 0.54s;
}

.intro__tile--7 {
  bottom: 0;
  left: 0;
  --intro-to-x: 106%;
  --intro-to-y: -122%;
  --intro-from: translate(-120%, 70%) rotate(12deg) scale(0.65);
  --intro-delay: 0.28s;
}

.intro__tile--8 {
  bottom: 0;
  left: 34%;
  --intro-to-x: 0;
  --intro-to-y: -122%;
  --intro-from: translateY(130%) rotate(-9deg) scale(0.65);
  --intro-delay: 0.62s;
}

.intro__core {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 36%;
  height: 43%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.15rem;
  padding: 2rem 9%;
  overflow: hidden;
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
  background: var(--gold-bright);
  filter: drop-shadow(0 16px 35px rgba(0, 0, 0, 0.5));
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.35) rotate(-8deg);
  animation: intro-core-in 0.85s cubic-bezier(0.16, 0.84, 0.32, 1.25) 0.78s forwards;
}

.intro__core::before {
  content: "";
  position: absolute;
  inset: 5px;
  z-index: 1;
  clip-path: inherit;
  background: #141414;
}

.intro__core img {
  position: relative;
  z-index: 2;
  display: block;
  width: 78%;
  height: auto;
  object-fit: contain;
}

.intro__wordmark {
  position: relative;
  z-index: 2;
  max-width: 100%;
  color: var(--gold-bright);
  font-family: "Michroma", var(--font-display), sans-serif;
  font-size: clamp(0.42rem, 0.78vw, 0.62rem);
  letter-spacing: 0.09em;
  line-height: 1.5;
  text-align: center;
  white-space: nowrap;
}

.intro__skip {
  position: absolute;
  right: clamp(1rem, 3vw, 2.5rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(15, 15, 15, 0.78);
  color: #fff;
  font: 600 0.8rem var(--font-display);
  cursor: pointer;
  opacity: 1;
}

.intro__skip:hover,
.intro__skip:focus-visible {
  border-color: var(--gold-bright);
  color: var(--gold-bright);
}

.site-intro.is-leaving {
  pointer-events: none;
  animation: intro-leave 0.7s ease-in forwards;
}

.site-intro.is-leaving .intro__tile {
  animation: intro-tile-to-center 0.7s cubic-bezier(0.65, 0, 0.8, 0.2) forwards;
}

.site-intro.is-leaving .intro__core {
  animation: intro-core-out 0.7s cubic-bezier(0.65, 0, 0.8, 0.2) forwards;
}

.site-intro.is-leaving .intro__skip {
  opacity: 0;
}

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-zoom {
  from {
    transform: scale(1.08);
  }
  to {
    transform: scale(1.03);
  }
}

@keyframes hero-veil {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes intro-appear {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes intro-pattern-in {
  to {
    opacity: 0.6;
  }
}

@keyframes intro-orbit-in {
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes intro-orbit-turn {
  to {
    rotate: 360deg;
  }
}

@keyframes intro-tile-in {
  to {
    opacity: 1;
    transform: translate(0) rotate(0) scale(1);
  }
}

@keyframes intro-core-in {
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1) rotate(0);
  }
}

@keyframes intro-tile-to-center {
  to {
    opacity: 0;
    transform: translate(var(--intro-to-x), var(--intro-to-y)) scale(0.08);
  }
}

@keyframes intro-core-out {
  to {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.72);
  }
}

@keyframes intro-leave {
  to {
    opacity: 0;
    visibility: hidden;
  }
}

html.has-reveal .reveal {
  opacity: 0;
  transform: translateY(1.15rem);
  transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.2, 0.75, 0.25, 1);
}

html.has-reveal .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

html.has-reveal .ref-card {
  transition:
    opacity 0.65s ease,
    transform 0.65s cubic-bezier(0.2, 0.75, 0.25, 1),
    box-shadow 0.3s ease,
    border-color 0.3s ease;
}

.ref-list .ref-card:nth-child(2),
.project-grid .project:nth-child(2) {
  transition-delay: 70ms;
}

.ref-list .ref-card:nth-child(3),
.project-grid .project:nth-child(3) {
  transition-delay: 140ms;
}

.ref-list .ref-card:nth-child(4),
.project-grid .project:nth-child(4) {
  transition-delay: 210ms;
}

.ref-list .ref-card:nth-child(5) {
  transition-delay: 280ms;
}

.ref-list .ref-card:nth-child(6) {
  transition-delay: 350ms;
}

.ref-list .ref-card:nth-child(7) {
  transition-delay: 420ms;
}

.ref-list .ref-card:nth-child(8) {
  transition-delay: 490ms;
}

.ref-list .ref-card:nth-child(9) {
  transition-delay: 560ms;
}

.ref-list .ref-card:nth-child(10) {
  transition-delay: 630ms;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero__media,
  .hero__veil,
  .hero__content,
  .project img,
  .ref-card,
  .ref-card::before,
  .ref-card__logo,
  .site-intro,
  .intro__backdrop,
  .intro__orbit,
  .intro__tile,
  .intro__core,
  .intro__skip,
  .reveal {
    animation: none;
    transition: none;
  }

  .site-intro.is-active {
    display: none;
  }

  html.intro-pending body > :not(.site-intro) {
    visibility: visible;
  }

  html.has-reveal .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Editorial content */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: 1rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  min-height: 15rem;
  padding: 1.4rem;
  background: var(--bg-soft);
  border-top: 3px solid var(--gold);
}

.blog-card h2 {
  font-size: 1.2rem;
}

.blog-card h2 a {
  text-decoration: none;
}

.blog-card > p:not(.eyebrow) {
  color: var(--ink-muted);
}

.blog-card__link {
  margin-top: auto;
  color: var(--gold-deep);
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration: none;
}

.blog-contact {
  margin-top: 2rem;
  padding: clamp(1.25rem, 4vw, 2rem);
  background: #f4f4f2;
  border-left: 3px solid var(--gold);
}

.blog-contact h2,
.article-aside h2 {
  max-width: none;
}

.article-main .page-hero {
  padding-bottom: 2.5rem;
}

.article-main .project-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
}

.article-main .project-breadcrumb a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
}

.article-layout {
  display: grid;
  gap: 2rem;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

.article-copy {
  max-width: 72ch;
  font-size: 1rem;
}

.article-copy h2 {
  max-width: none;
  margin-top: 2rem;
  font-size: 1.35rem;
}

.article-copy a {
  color: var(--gold-deep);
}

.article-copy li {
  margin-bottom: 0.45rem;
}

.article-summary {
  padding: 1rem 1.1rem;
  background: var(--bg-soft);
  border-left: 3px solid var(--gold);
}

.article-aside {
  align-self: start;
  padding: 1.35rem;
  background: var(--bg-soft);
  border-top: 3px solid var(--gold);
}

.article-aside p:not(.eyebrow) {
  color: var(--ink-muted);
}

@media (min-width: 860px) {
  .article-layout {
    grid-template-columns: minmax(0, 2fr) minmax(15rem, 0.85fr);
    align-items: start;
  }
}

/* Mobile */

@media (max-width: 860px) {
  .btn--header {
    display: none;
  }

  .stats__inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat:nth-child(2) {
    border-right: none;
  }
}

@media (max-width: 720px) {
  .site-header {
    flex-wrap: wrap;
    padding: 0.7rem 1rem;
  }

  .header-right {
    width: 100%;
    margin-left: 0;
    justify-content: flex-end;
  }

  .nav {
    width: 100%;
    margin-left: 0;
    justify-content: flex-end;
    gap: 0.45rem 0.85rem;
    font-size: 0.78rem;
  }

  .brand__tag {
    font-size: 0.56rem;
    letter-spacing: 0.08em;
  }

  .brand__mark {
    height: 1.9rem;
  }

  .ref-list {
    gap: 0.55rem;
  }

  .ref-card {
    min-height: 8.5rem;
    padding: 1rem 0.5rem 0.8rem;
  }

  .hero {
    min-height: 78vh;
    align-items: center;
  }

  .intro__stage {
    width: 100vw;
    height: min(79svh, 86vw);
  }

  .intro__tile {
    width: 32%;
    height: 29%;
  }

  .intro__tile--2 {
    left: 34%;
  }

  .intro__tile--3 {
    right: 0;
  }

  .intro__tile--4 {
    top: 35.5%;
    left: 0;
  }

  .intro__tile--5 {
    top: 35.5%;
    right: 0;
  }

  .intro__tile--6 {
    right: 0;
    bottom: 0;
  }

  .intro__tile--7 {
    bottom: 0;
    left: 0;
  }

  .intro__tile--8 {
    left: 34%;
  }

  .intro__core {
    width: 56%;
    height: 42%;
    gap: 0.1rem;
    padding: 1rem 5%;
  }

  .intro__core img {
    width: 78%;
  }

  .intro__wordmark {
    font-size: clamp(0.44rem, 1.8vw, 0.56rem);
    letter-spacing: 0.06em;
  }

  .intro__orbit {
    width: 96vw;
  }

  .section {
    scroll-margin-top: 6.5rem;
  }

  .wa-float {
    right: 0.95rem;
    bottom: 0.95rem;
    width: 3.25rem;
    height: 3.25rem;
  }
}


/* Refreshed visual system */

:root {
  --bg: #fff;
  --bg-soft: #f3f4f3;
  --bg-dark: #16212b;
  --ink: #17212b;
  --ink-muted: #66717b;
  --steel: #737d86;
  --gold: #e2b51c;
  --gold-bright: #f2c532;
  --gold-deep: #a77e08;
  --line: #e2e6e8;
  --wrap: min(1200px, calc(100% - 3rem));
  --header-h: 4.5rem;
}

body {
  font-size: 0.96rem;
  line-height: 1.7;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.65rem);
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: #a77e08;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  min-height: var(--header-h);
  padding: 0.65rem max(1.5rem, calc((100vw - 1200px) / 2));
  border: 0;
  background: rgba(18, 28, 37, 0.78);
  color: #fff;
  backdrop-filter: blur(14px);
  transition: background 0.25s ease, box-shadow 0.25s ease, min-height 0.25s ease;
}

.site-header.is-scrolled {
  min-height: 4rem;
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
  box-shadow: 0 8px 26px rgba(17, 29, 39, 0.08);
}

.brand {
  gap: 0.65rem;
}

.brand__mark {
  height: 2rem;
}

.brand__tag {
  color: #f0bf21;
  font-size: 0.62rem;
  letter-spacing: 0.07em;
}

.nav {
  gap: 0.3rem 1.25rem;
  font-size: 0.78rem;
  letter-spacing: 0.015em;
}

.nav a,
.nav a[aria-current="page"] {
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.2s ease;
}

.nav a:hover,
.nav a[aria-current="page"]:hover {
  color: var(--gold-bright);
}

.site-header.is-scrolled .nav a,
.site-header.is-scrolled .nav a[aria-current="page"] {
  color: var(--ink-muted);
}

.site-header.is-scrolled .nav a:hover,
.site-header.is-scrolled .nav a[aria-current="page"] {
  color: var(--gold-deep);
}

.btn {
  gap: 0.55rem;
  min-height: 3rem;
  padding: 0.75rem 1.25rem;
  border-radius: 3px;
  background: var(--gold-bright);
  color: #15212b;
  font-size: 0.8rem;
  letter-spacing: 0.015em;
}

.btn:hover {
  background: #ffd84c;
  color: #15212b;
  transform: translateY(-2px);
}

.btn--header {
  min-height: 2.55rem;
  padding: 0.55rem 1rem;
}

.hero {
  min-height: min(850px, 94svh);
  align-items: stretch;
  background: #18232d;
}

.hero__media {
  background-position: center 48%;
  filter: saturate(0.78) brightness(0.65);
}

.hero__veil {
  background:
    linear-gradient(90deg, rgba(13, 23, 32, 0.92) 0%, rgba(13, 23, 32, 0.76) 42%, rgba(13, 23, 32, 0.15) 100%),
    linear-gradient(0deg, rgba(13, 23, 32, 0.55), transparent 40%);
}

.hero__content {
  width: var(--wrap);
  max-width: 1200px;
  align-self: stretch;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.42fr);
  align-items: end;
  gap: clamp(2rem, 8vw, 7rem);
  padding: clamp(9rem, 18vh, 12rem) 0 clamp(4.5rem, 10vh, 7rem);
}

.hero__main {
  max-width: 56rem;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.5rem;
  color: #f2c532;
  font-size: 0.72rem;
  letter-spacing: 0.13em;
}

.hero__eyebrow span {
  width: 2rem;
  height: 1px;
  background: currentColor;
}

.hero__title {
  max-width: 13ch;
  margin: 0 0 2rem;
  color: #fff;
  font-size: clamp(2.8rem, 6.4vw, 5.6rem);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.hero__title em {
  color: #f2c532;
  font-style: normal;
}

.hero__actions {
  align-items: center;
  gap: 1.4rem;
}

.hero__actions .btn span {
  font-size: 1.05rem;
}

.hero__text-link {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.hero__text-link span {
  margin-left: 0.35rem;
  color: var(--gold-bright);
}

.hero__note {
  max-width: 20rem;
  margin-bottom: 0.25rem;
  padding: 1.5rem 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-left: 2px solid var(--gold-bright);
  background: rgba(20, 32, 42, 0.55);
  backdrop-filter: blur(8px);
}

.hero__note-mark {
  display: block;
  margin-bottom: 1rem;
  color: var(--gold-bright);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.hero__note p {
  margin: 0 0 1.2rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.88rem;
}

.hero__note a {
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
  text-decoration: none;
}

.hero__note a span {
  padding-left: 0.35rem;
  color: var(--gold-bright);
}

.stats {
  position: relative;
  z-index: 2;
  width: var(--wrap);
  margin: -2.25rem auto 0;
  padding: 1.4rem 1.5rem;
  border: 1px solid #e8ebed;
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 18px 50px rgba(20, 32, 42, 0.1);
}

.stats__inner {
  width: 100%;
}

.stat {
  padding: 0.25rem 1rem;
  border-color: var(--line);
}

.stat__num {
  color: var(--ink);
  font-size: 1.35rem;
}

.stat__label {
  color: var(--ink-muted);
}

.about__layout {
  gap: clamp(2rem, 7vw, 6rem);
  align-items: center;
}

.about__copy p {
  font-size: 0.96rem;
  line-height: 1.8;
}

.check-list {
  margin-top: 1.75rem;
}

.check-list li {
  padding-block: 0.7rem;
  border-color: #e8ebed;
}

.check-list li::before {
  top: 1.15rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
}

.about__aside {
  min-height: 21rem;
  align-content: center;
  padding: 2.5rem;
  border-radius: 4px;
  background: #172530;
  background-image: linear-gradient(145deg, #1d303e, #111b23);
  box-shadow: 0 24px 60px rgba(21, 34, 45, 0.14);
}

.about__aside img {
  width: min(16rem, 100%);
}

.services {
  background: #f4f5f4;
}

.section-head {
  max-width: 48rem;
  margin-bottom: 2.5rem;
}

.section-head h2 {
  margin-bottom: 0.8rem;
}

.section-head__lead {
  font-size: 0.96rem;
}

.service-grid {
  gap: 1rem;
}

.service-card {
  position: relative;
  min-height: 12.5rem;
  padding: 1.65rem 1.4rem;
  border: 1px solid #e5e8e9;
  border-top: 0;
  border-radius: 3px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--gold);
  transform: scaleY(0.4);
  transform-origin: bottom;
  transition: transform 0.25s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: #d7dcde;
  box-shadow: 0 16px 35px rgba(20, 32, 42, 0.08);
}

.service-card:hover::before {
  transform: scaleY(1);
}

.service-card h3 {
  margin: 1.25rem 0 0.7rem;
  font-size: 1.08rem;
}

.service-card p {
  font-size: 0.88rem;
  line-height: 1.65;
}

.service-card::after {
  display: block;
  margin-top: 0.2rem;
  color: #b18b1d;
  font-family: var(--font-display);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.service-card:nth-child(1)::after { content: "01 / YAPI"; }
.service-card:nth-child(2)::after { content: "02 / GÜÇLENDİRME"; }
.service-card:nth-child(3)::after { content: "03 / GÜVENLİK"; }
.service-card:nth-child(4)::after { content: "04 / MÜHENDİSLİK"; }
.service-card:nth-child(5)::after { content: "05 / ALTYAPI"; }
.service-card:nth-child(6)::after { content: "06 / ÇELİK"; }

.projects {
  background: #fff;
}

.project-grid {
  gap: 1rem;
}

.project {
  position: relative;
  min-width: 0;
  aspect-ratio: 1.18 / 1;
  border-radius: 4px;
  background: #172530;
  isolation: isolate;
}

.project img {
  position: absolute;
  inset: 0;
  height: 100%;
  aspect-ratio: auto;
  filter: saturate(0.86);
  transition: transform 0.65s cubic-bezier(0.2, 0.75, 0.25, 1), filter 0.4s ease;
}

.project::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 25% 0 0;
  background: linear-gradient(0deg, rgba(12, 20, 27, 0.92), transparent);
  pointer-events: none;
}

.project figcaption {
  position: absolute;
  z-index: 1;
  inset: auto 0 0;
  padding: 1.25rem 1.15rem;
}

.project__title {
  display: block;
  max-width: 30ch;
  font-size: 0.95rem;
  line-height: 1.45;
}

.project:hover img {
  filter: saturate(1.05);
  transform: scale(1.055);
}

.section-cta {
  margin-top: 2.5rem;
}

.refs {
  background-color: #f3f4f3;
  background-image: none;
}

.ref-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.ref-card {
  min-height: 10rem;
  padding: 1.35rem;
  border: 1px solid #e2e6e8;
  border-radius: 4px;
  background: #fff;
}

.ref-card::before {
  inset: auto 0 0;
  width: 100%;
  height: 3px;
  transform: scaleX(0);
  transform-origin: left;
}

.ref-card__logo {
  height: 4.6rem;
  max-width: 90%;
}

.ref-card__name {
  color: #56636e;
  font-size: 0.74rem;
  letter-spacing: 0.035em;
}

.cta-band {
  background: #172530;
  background-image: linear-gradient(110deg, #14212b, #203543);
}

.cta-band .eyebrow {
  color: #f2c532;
}

.cta-band__inner > .btn {
  flex-shrink: 0;
}

.contact__inner {
  gap: clamp(2rem, 7vw, 6rem);
  align-items: center;
}

.contact__card {
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: 3px;
  background: #f8f9f8;
}

.contact-page__grid {
  gap: clamp(2rem, 7vw, 6rem);
}

.contact-form {
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: 3px;
  background: #f8f9f8;
}

.contact-form input,
.contact-form textarea {
  padding: 0.85rem 0.9rem;
  border-radius: 2px;
}

.contact-map__frame {
  border: 0;
  border-radius: 4px;
}

.page-hero {
  padding: 8rem 0 4.5rem;
  background: #172530;
  background-image:
    linear-gradient(90deg, rgba(18, 31, 41, 0.97), rgba(18, 31, 41, 0.84)),
    url("../assets/img/cover-slide.webp");
  background-size: cover;
  background-position: center 42%;
}

.page-hero .eyebrow {
  color: #f2c532;
}

.page-hero h1 {
  max-width: 24ch;
  font-size: clamp(2.3rem, 5vw, 4rem);
}

.page-hero__lead {
  max-width: 50ch;
  line-height: 1.7;
}

.site-footer {
  background: #111b23;
  border-top: 0;
}

.site-footer__inner {
  border-color: rgba(255, 255, 255, 0.12);
}

.site-intro.is-active,
html.intro-pending .site-intro[hidden] {
  animation: intro-appear 0.4s ease-out both;
  background: #121e27;
}

html.intro-pending body > :not(.site-intro) {
  visibility: hidden;
}

.intro__backdrop {
  background:
    radial-gradient(ellipse at 50% 42%, rgba(65, 87, 100, 0.34), transparent 42%),
    linear-gradient(145deg, #17242e, #101820 72%);
}

.intro__backdrop::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 12%, rgba(7, 13, 18, 0.45) 100%);
}

.intro__backdrop::after {
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 52px 52px;
  opacity: 0.65;
  -webkit-mask-image: radial-gradient(ellipse at center, #000, transparent 75%);
  mask-image: radial-gradient(ellipse at center, #000, transparent 75%);
}

.intro__stage {
  display: grid;
  place-items: center;
  width: min(100%, 1440px);
  height: 100svh;
}

.intro__core {
  position: relative;
  top: auto;
  left: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(88vw, 37rem);
  height: auto;
  min-height: 0;
  gap: 0;
  padding: 0;
  overflow: hidden;
  clip-path: none;
  background: transparent;
  filter: none;
  transform: none;
  opacity: 1;
  animation: none;
}

.intro__core::before {
  content: none;
}

.intro__logo {
  display: block;
  width: min(100%, 34rem);
  height: auto;
  overflow: visible;
}

.intro__wordmark {
  margin-top: 1.15rem;
  color: #fff;
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 1.5vw, 0.9rem);
  font-weight: 600;
  letter-spacing: 0.24em;
  text-align: center;
  text-transform: uppercase;
  opacity: 0;
  animation: intro-text-in 0.55s ease-out 1.15s forwards;
}

.intro__rule {
  display: block;
  width: min(5rem, 22vw);
  height: 2px;
  margin: 1rem 0 0.85rem;
  background: var(--gold-bright);
  transform: scaleX(0);
  transform-origin: center;
  animation: intro-rule-in 0.5s cubic-bezier(0.2, 0.75, 0.25, 1) 1.35s forwards;
}

.intro__caption {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  opacity: 0;
  animation: intro-text-in 0.55s ease-out 1.5s forwards;
}

.intro__logo-part {
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  animation: intro-logo-assemble 0.72s cubic-bezier(0.2, 0.75, 0.25, 1) var(--part-delay) forwards;
}

.intro__logo-part--t {
  --part-delay: 0.12s;
}

.intro__logo-part--m {
  --part-delay: 0.3s;
}

.intro__logo-part--k-top {
  --part-delay: 0.48s;
}

.intro__logo-part--k-bottom {
  --part-delay: 0.62s;
}

.intro__skip {
  right: max(1.5rem, calc((100vw - 1200px) / 2));
  bottom: 1.5rem;
  padding: 0.65rem 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  background: transparent;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.76rem;
}

.intro__skip:hover,
.intro__skip:focus-visible {
  border-color: var(--gold-bright);
}

.site-intro.is-leaving {
  animation: intro-leave 0.45s ease-in forwards;
}

.site-intro.is-leaving .intro__core {
  animation: intro-core-out 0.35s ease-in forwards;
}

@keyframes intro-logo-assemble {
  0% {
    opacity: 0;
    transform: translate3d(var(--part-x, 0), var(--part-y, 0), 0) scale(0.94);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes intro-core-out {
  to { opacity: 0; transform: translateY(-0.5rem); }
}

@keyframes intro-text-in {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes intro-rule-in {
  to { transform: scaleX(1); }
}

.intro__logo-part--t { --part-x: -2.5rem; }
.intro__logo-part--m { --part-y: 1.8rem; }
.intro__logo-part--k-top { --part-x: 2rem; }
.intro__logo-part--k-bottom { --part-x: 2.8rem; }

@media (min-width: 760px) {
  .ref-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .hero__content {
    grid-template-columns: minmax(0, 1fr) minmax(12rem, 0.55fr);
    gap: 1.5rem;
  }

  .hero__title {
    font-size: clamp(2.6rem, 7vw, 4rem);
  }
}

@media (max-width: 720px) {
  :root {
    --wrap: calc(100% - 2rem);
    --header-h: 5.8rem;
  }

  .site-header,
  .site-header.is-scrolled {
    min-height: var(--header-h);
    flex-wrap: wrap;
    gap: 0.45rem;
    padding: 0.55rem 1rem 0.45rem;
  }

  .header-right {
    width: 100%;
    margin: 0;
    justify-content: flex-start;
  }

  .brand__mark {
    height: 1.7rem;
  }

  .brand__tag {
    font-size: 0.56rem;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
    gap: 0.5rem;
    overflow-x: auto;
    flex-wrap: nowrap;
    margin: 0;
    font-size: 0.68rem;
    scrollbar-width: none;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav a {
    flex-shrink: 0;
  }

  .btn--header {
    display: none;
  }

  .hero {
    min-height: 94svh;
    align-items: stretch;
  }

  .hero__veil {
    background:
      linear-gradient(90deg, rgba(13, 23, 32, 0.9), rgba(13, 23, 32, 0.57)),
      linear-gradient(0deg, rgba(13, 23, 32, 0.65), transparent 65%);
  }

  .hero__content {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 2rem;
    padding: 9.5rem 0 5.5rem;
  }

  .hero__eyebrow {
    max-width: 27rem;
    font-size: 0.64rem;
    line-height: 1.5;
  }

  .hero__title {
    max-width: 12ch;
    margin-bottom: 1.5rem;
    font-size: clamp(2.65rem, 11vw, 4rem);
  }

  .hero__actions {
    gap: 1rem;
  }

  .hero__text-link {
    font-size: 0.75rem;
  }

  .hero__note {
    display: none;
  }

  .stats {
    margin-top: -1.5rem;
    padding: 1rem 0.6rem;
  }

  .stats__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem 0;
  }

  .stat {
    padding: 0.3rem 0.65rem;
  }

  .stat:nth-child(2) {
    border-right: 0;
  }

  .stat__num {
    font-size: 1.1rem;
  }

  .stat__label {
    font-size: 0.68rem;
  }

  .about__aside {
    min-height: 17rem;
  }

  .service-card {
    min-height: 11rem;
  }

  .project-grid {
    gap: 0.75rem;
  }

  .project {
    aspect-ratio: 0.95 / 1;
  }

  .project figcaption {
    padding: 0.9rem 0.8rem;
  }

  .project__title {
    font-size: 0.8rem;
  }

  .ref-list {
    gap: 0.6rem;
  }

  .ref-card {
    min-height: 8.5rem;
    padding: 0.85rem 0.5rem;
  }

  .ref-card__logo {
    height: 3.7rem;
  }

  .ref-card__name {
    font-size: 0.68rem;
  }

  .page-hero {
    padding: 8.5rem 0 3.25rem;
  }

  .page-hero h1 {
    font-size: clamp(2.1rem, 9vw, 3.2rem);
  }

  .cta-band__inner {
    align-items: flex-start;
  }

  .site-footer__inner {
    flex-wrap: wrap;
  }

  .intro__stage {
    width: 100%;
    height: 100svh;
  }

  .intro__core {
    width: 86vw;
  }

  .intro__logo {
    width: 100%;
  }

  .intro__wordmark {
    margin-top: 1rem;
    font-size: 0.66rem;
    letter-spacing: 0.17em;
  }

  .intro__caption {
    font-size: 0.64rem;
    text-align: center;
  }

  .intro__skip {
    right: 1rem;
    bottom: 0.65rem;
  }

  .wa-float {
    right: 0.85rem;
    bottom: 0.85rem;
    width: 3.2rem;
    height: 3.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro__logo-part,
  .intro__wordmark,
  .intro__rule,
  .intro__caption,
  .site-intro.is-leaving .intro__core {
    animation: none;
  }

  .intro__logo-part,
  .intro__wordmark,
  .intro__caption {
    opacity: 1;
    transform: none;
  }

  .intro__rule {
    transform: scaleX(1);
  }
}

/* Animated project banner */

.hero__slides {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  background: #172530 url("../assets/img/banner-01-karagulle.jpg?v=2") center 48% / cover no-repeat;
}

.hero__slide {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0;
  animation: hero-slide-cycle 28s ease-in-out infinite;
}

.hero__slide--1 { animation-delay: 0s; }
.hero__slide--2 { animation-delay: -7s; }
.hero__slide--3 { animation-delay: -14s; }
.hero__slide--4 { animation-delay: -21s; }

.hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 52%;
}

.hero__slide--1 img { object-position: center 48%; }
.hero__slide--2 img { object-position: center 54%; }
.hero__slide--3 img { object-position: center 48%; }

.hero__veil {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(13, 23, 32, 0.91) 0%, rgba(13, 23, 32, 0.78) 38%, rgba(13, 23, 32, 0.45) 72%, rgba(13, 23, 32, 0.3) 100%),
    linear-gradient(0deg, rgba(13, 23, 32, 0.5), transparent 48%);
}

.hero__content {
  z-index: 2;
  align-items: center;
  gap: clamp(2.5rem, 7vw, 6.5rem);
  padding-top: clamp(9rem, 17vh, 12rem);
  padding-bottom: clamp(5.5rem, 11vh, 8rem);
}

.hero__main {
  animation: hero-content-in 0.8s cubic-bezier(0.2, 0.75, 0.25, 1) 0.2s both;
}

.hero__note {
  align-self: center;
  max-width: 22rem;
  margin: 2rem 0 0;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 0;
  border-top: 3px solid var(--gold-bright);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.97);
  color: var(--ink);
  box-shadow: 0 24px 70px rgba(5, 14, 21, 0.24);
  backdrop-filter: blur(12px);
  animation: hero-card-in 0.8s cubic-bezier(0.2, 0.75, 0.25, 1) 0.4s both;
}

.hero__note-mark {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.35rem;
  color: #b28a12;
  font-size: 0.7rem;
}

.hero__note-mark::before {
  content: "";
  width: 1.9rem;
  height: 1.9rem;
  border: 1px solid rgba(178, 138, 18, 0.38);
  background: url("../assets/img/logo-mark.svg") center / 1.45rem auto no-repeat;
}

.hero__note-mark span {
  color: #68737d;
  font-size: 0.58rem;
  letter-spacing: 0.12em;
}

.hero__note p {
  margin-bottom: 1.55rem;
  color: #596671;
  font-size: 0.93rem;
  line-height: 1.75;
}

.hero__note-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-width: 9.5rem;
  padding: 0.72rem 0.9rem;
  border-radius: 3px;
  background: var(--gold-bright);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.hero__note-link:hover {
  transform: translateY(-2px);
  background: #ffd84c;
  color: var(--ink);
}

.hero__note-link span {
  color: var(--ink);
  font-size: 1rem;
}

@keyframes hero-slide-cycle {
  0%, 23% {
    opacity: 1;
    transform: scale(1.025);
  }
  30%, 100% {
    opacity: 0;
    transform: scale(1.09);
  }
}

@keyframes hero-content-in {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-card-in {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 860px) {
  .hero__content {
    gap: 1.5rem;
  }

  .hero__note {
    max-width: 18rem;
    padding: 1.4rem;
  }
}

@media (max-width: 720px) {
  .hero__content {
    align-content: center;
    gap: 2rem;
    padding-top: 9.5rem;
    padding-bottom: 5.5rem;
  }

  .hero__veil {
    background:
      linear-gradient(90deg, rgba(13, 23, 32, 0.88), rgba(13, 23, 32, 0.54)),
      linear-gradient(0deg, rgba(13, 23, 32, 0.68), transparent 66%);
  }

  .hero__note {
    display: none;
  }

  .hero__slide img {
    object-position: 54% center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__slide,
  .hero__main,
  .hero__note {
    animation: none;
  }

  .hero__slide {
    opacity: 0;
    transform: none;
  }

  .hero__slide--1 {
    opacity: 1;
  }
}

/* Crisp project cuts with a compact portfolio preview */

.hero__slide,
.hero__caption {
  animation: hero-slide-cut 60s steps(1, end) infinite;
}

.hero__slide--1,
.hero__caption--1 { animation-delay: 0s; }
.hero__slide--2,
.hero__caption--2 { animation-delay: -6s; }
.hero__slide--3,
.hero__caption--3 { animation-delay: -12s; }
.hero__slide--4,
.hero__caption--4 { animation-delay: -18s; }
.hero__slide--5,
.hero__caption--5 { animation-delay: -24s; }
.hero__slide--6,
.hero__caption--6 { animation-delay: -30s; }
.hero__slide--7,
.hero__caption--7 { animation-delay: -36s; }
.hero__slide--8,
.hero__caption--8 { animation-delay: -42s; }
.hero__slide--9,
.hero__caption--9 { animation-delay: -48s; }
.hero__slide--10,
.hero__caption--10 { animation-delay: -54s; }

.hero__caption {
  position: absolute;
  z-index: 4;
  top: calc(var(--header-h) + 0.85rem);
  right: clamp(1rem, 3vw, 2.25rem);
  max-width: 16rem;
  margin: 0;
  padding: 0.32rem 0.7rem;
  border-radius: 2px;
  background: rgba(13, 23, 32, 0.58);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.35;
  text-align: right;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .hero__caption {
    animation: none;
    opacity: 0;
  }

  .hero__caption--1 {
    opacity: 1;
  }
}

.hero__slide img {
  animation: hero-image-drift 6s linear infinite alternate;
}

@keyframes hero-slide-cut {
  0%, 9.99% {
    opacity: 1;
  }
  10%, 100% {
    opacity: 0;
  }
}

@keyframes hero-image-drift {
  from {
    transform: scale(1.015);
  }
  to {
    transform: scale(1.075);
  }
}

.hero__note {
  padding: 0.8rem 1.4rem 1.55rem;
  overflow: hidden;
}

.hero__mini-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.4rem;
  margin: -0.8rem -1.4rem 1.25rem;
  padding: 0.4rem;
  background: #e8ecee;
}

.hero__mini-project {
  position: relative;
  min-width: 0;
  height: clamp(4.5rem, 8vw, 6.25rem);
  overflow: hidden;
  background: #172530;
}

.hero__mini-project::after {
  content: "";
  position: absolute;
  inset: 30% 0 0;
  background: linear-gradient(0deg, rgba(10, 18, 24, 0.82), transparent);
}

.hero__mini-project img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.hero__mini-project:hover img {
  transform: scale(1.08);
}

.hero__mini-project span {
  position: absolute;
  z-index: 1;
  inset: auto 0.25rem 0.25rem;
  overflow: hidden;
  color: #fff;
  font-size: clamp(0.48rem, 0.68vw, 0.59rem);
  font-weight: 700;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 720px) {
  .hero__note {
    display: block;
    width: min(100%, 24rem);
    max-width: none;
    justify-self: center;
    margin: -0.35rem 0 0;
    padding: 0.55rem;
    border-top-width: 2px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 12px 35px rgba(5, 14, 21, 0.2);
    animation: hero-card-in 0.8s cubic-bezier(0.2, 0.75, 0.25, 1) 0.4s both;
  }

  .hero__mini-gallery {
    gap: 0.3rem;
    margin: 0;
    padding: 0;
    background: transparent;
  }

  .hero__mini-project {
    height: clamp(3.8rem, 18vw, 4.6rem);
  }

  .hero__mini-project span {
    inset-inline: 0.2rem;
    bottom: 0.2rem;
    font-size: 0.52rem;
  }

  .hero__note-mark,
  .hero__note p,
  .hero__note-link {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__slide,
  .hero__slide img {
    animation: none;
  }

  .hero__slide {
    opacity: 0;
  }

  .hero__slide--1 {
    opacity: 1;
  }
}

/* Project index and detail pages */

.project__title {
  color: #fff;
  text-decoration: none;
}

.project__title:hover,
.project__title:focus-visible {
  color: #fff;
}

.project__link-label {
  display: block;
  margin-top: 0.4rem;
  color: var(--gold-bright);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.project-detail-head {
  padding: clamp(7rem, 12vw, 9.5rem) 0 clamp(2.5rem, 5vw, 4rem);
  background: #172530;
  color: #fff;
}

.project-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: clamp(2rem, 5vw, 3.75rem);
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.75rem;
}

.project-breadcrumb a {
  color: rgba(255, 255, 255, 0.76);
  text-decoration: none;
}

.project-breadcrumb a:hover {
  color: var(--gold-bright);
}

.project-detail-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(17rem, 0.65fr);
  align-items: end;
  gap: clamp(2rem, 7vw, 6rem);
}

.project-detail-heading .eyebrow {
  color: var(--gold-bright);
}

.project-detail-heading h1 {
  max-width: 16ch;
  margin: 0;
  font-size: clamp(2.3rem, 5.2vw, 4.7rem);
  line-height: 1.05;
}

.project-detail-lead {
  max-width: 43ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1rem;
  line-height: 1.8;
}

.project-detail-feature {
  position: relative;
  z-index: 1;
  width: var(--wrap);
  max-width: 1200px;
  aspect-ratio: 1.9 / 1;
  margin: -1.5rem auto 0;
  overflow: hidden;
  border-radius: 4px;
  background: #273743;
  box-shadow: 0 24px 60px rgba(15, 28, 38, 0.17);
}

.project-detail-feature img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.project-detail-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.55fr);
  gap: clamp(2rem, 7vw, 6rem);
  padding-top: clamp(3rem, 6vw, 5rem);
}

.project-detail-copy h2,
.project-detail-scope h2 {
  margin-bottom: 1rem;
}

.project-detail-copy p {
  max-width: 66ch;
  color: var(--ink-muted);
  line-height: 1.85;
}

.project-detail-scope {
  align-self: start;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: 3px;
  background: #f7f8f7;
}

.project-detail-scope h2 {
  font-size: 1.25rem;
}

.project-detail-scope ul {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.project-detail-scope li {
  position: relative;
  padding-left: 1.2rem;
  color: #56636e;
  font-size: 0.86rem;
  line-height: 1.6;
}

.project-detail-scope li::before {
  position: absolute;
  left: 0;
  color: var(--gold-deep);
  content: "↗";
}

.project-gallery-section {
  padding-top: 1.5rem;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.project-gallery a {
  display: block;
  overflow: hidden;
  border-radius: 3px;
  background: #e8ebec;
}

.project-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.project-gallery a:hover img,
.project-gallery a:focus-visible img {
  transform: scale(1.035);
}

.project-detail-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 3rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: 4px;
  background: #172530;
  color: #fff;
}

.project-detail-cta h2 {
  margin: 0 0 0.4rem;
  color: #fff;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.project-detail-cta p {
  max-width: 45ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.88rem;
}

@media (max-width: 760px) {
  .project-detail-heading,
  .project-detail-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .project-detail-heading h1 {
    font-size: clamp(2.25rem, 10vw, 3.5rem);
  }

  .project-detail-feature {
    aspect-ratio: 1.2 / 1;
  }

  .project-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
  }

  .project-detail-scope {
    padding: 1.2rem;
  }
}

.faq-list {
  display: grid;
  max-width: 46rem;
}

.faq-list details {
  border-top: 1px solid rgba(26, 26, 26, 0.12);
  padding: 0.95rem 0;
}

.faq-list details:last-child {
  border-bottom: 1px solid rgba(26, 26, 26, 0.12);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
}

.faq-list p {
  max-width: 62ch;
  margin: 0.55rem 0 0;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

@media (prefers-reduced-motion: reduce) {
  .project-gallery img {
    transition: none;
  }
}