/* ============================================================
   SIRMA İNŞAAT — Design System
   Malzemeden Yapıya.
   ============================================================ */

/* ── Tokens ──────────────────────────────────────────────── */
:root {
  /* Brand Palette */
  --c-dark:     #0D1D26;
  --c-text:     #12212A;
  --c-teal:     #1A7785;
  --c-teal-mid: #1d8896;
  --c-bg:       #F4F2ED;
  --c-white:    #FFFFFF;
  --c-muted:    #6F7477;
  --c-border:   #D9D9D4;
  --c-surface:  #FAFAF8;
  --c-overlay:  rgba(13, 29, 38, 0.72);

  /* Typography */
  --f-heading: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  --f-body:    'Manrope', 'Inter', system-ui, sans-serif;

  /* Scale (desktop) — responsive ile küçültülür */
  --fs-hero: clamp(4rem, 8vw, 7rem);
  --fs-h1:   clamp(2.8rem, 5vw, 4.25rem);
  --fs-h2:   clamp(2rem,   3.5vw, 3rem);
  --fs-h3:   clamp(1.4rem, 2.2vw, 2rem);
  --fs-body: clamp(0.9375rem, 1.1vw, 1.0625rem);

  /* Spacing */
  --gap-xs:  8px;
  --gap-sm:  16px;
  --gap-md:  32px;
  --gap-lg:  64px;
  --gap-xl:  96px;
  --gap-2xl: 140px;

  /* Container */
  --max-w:   1360px;
  --pad-x:   clamp(20px, 5vw, 64px);

  /* Radii */
  --r-sm:  4px;
  --r-md:  8px;
  --r-lg:  16px;

  /* Shadows */
  --shadow-card: 0 2px 12px rgba(13,29,38,.07), 0 1px 4px rgba(13,29,38,.05);
  --shadow-hover: 0 16px 48px rgba(13,29,38,.12), 0 4px 16px rgba(13,29,38,.08);

  /* Transitions */
  --ease:      cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --dur:       0.3s;
  --dur-slow:  0.6s;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--f-body);
  font-size: var(--fs-body);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ── Typography ──────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-heading);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--c-text);
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: 1.15rem; font-family: var(--f-body); font-weight: 700; letter-spacing: 0; }
p  { line-height: 1.72; color: var(--c-muted); }

/* ── Container ───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* ── Section Tag ─────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--f-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 16px;
}
.tag--light { color: rgba(255,255,255,.55); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 14px 28px;
  border-radius: var(--r-sm);
  transition: all var(--dur) var(--ease);
  cursor: pointer;
  border: none;
  line-height: 1;
  white-space: nowrap;
}
.btn--dark {
  background: var(--c-dark);
  color: var(--c-white);
}
.btn--dark:hover {
  background: var(--c-teal);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  color: var(--c-white);
  border: 1px solid rgba(255,255,255,.3);
}
.btn--outline:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
}
.btn--outline-dark {
  background: transparent;
  color: var(--c-dark);
  border: 1px solid var(--c-border);
}
.btn--outline-dark:hover {
  border-color: var(--c-teal);
  color: var(--c-teal);
}
.btn--teal {
  background: var(--c-teal);
  color: var(--c-white);
}
.btn--teal:hover {
  background: var(--c-teal-mid);
  transform: translateY(-1px);
}
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.btn--lg { padding: 16px 36px; font-size: 0.9375rem; }

/* ── Header ──────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 86px;
  display: flex;
  align-items: center;
  transition: background var(--dur-slow) var(--ease),
              box-shadow var(--dur-slow) var(--ease),
              height var(--dur) var(--ease);
}
.site-header.is-top {
  background: transparent;
}
.site-header.is-scrolled {
  background: rgba(13,29,38,.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
  height: 72px;
}
.site-header.is-light {
  background: var(--c-white);
  box-shadow: 0 1px 0 var(--c-border);
  height: 72px;
}
.site-header.is-light .nav__link { color: var(--c-muted); }
.site-header.is-light .nav__link:hover,
.site-header.is-light .nav__link.active { color: var(--c-dark); }
.site-header.is-light .lang-btn { color: var(--c-dark); border-color: var(--c-border); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.nav__logo-img {
  height: 44px;
  width: auto;
  display: block;
  transition: opacity 0.3s;
}
/* Logo: tek img, JS src'yi swap eder */

.footer__logo-link { display: inline-block; text-decoration: none; }
.footer__logo-link img { height: 52px; width: auto; display: block; opacity: 0.85; transition: opacity 0.3s; }
.footer__logo-link:hover img { opacity: 1; }

/* Desktop nav links */
.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  padding: 8px 14px;
  border-radius: var(--r-sm);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
  letter-spacing: 0.01em;
}
.nav__link:hover,
.nav__link.active {
  color: var(--c-white);
  background: rgba(255,255,255,.08);
}
.site-header.is-light .nav__link:hover,
.site-header.is-light .nav__link.active {
  background: rgba(13,29,38,.06);
  color: var(--c-dark);
}

/* Nav CTA */
.nav__cta {
  margin-left: 8px;
  background: var(--c-teal);
  color: var(--c-white) !important;
  padding: 10px 22px;
  border-radius: var(--r-sm);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: background var(--dur), transform var(--dur);
}
.nav__cta:hover {
  background: var(--c-teal-mid) !important;
  transform: translateY(-1px);
}

/* Lang button */
.lang-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--r-sm);
  padding: 6px 12px;
  margin-left: 12px;
  transition: color var(--dur), border-color var(--dur), background var(--dur);
  cursor: pointer;
  background: none;
  text-decoration: none;
}
.lang-btn:hover {
  color: var(--c-white);
  border-color: rgba(255,255,255,.4);
  background: rgba(255,255,255,.06);
}

/* Hamburger */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  padding: 4px;
  cursor: pointer;
  background: none;
  border: none;
}
.nav__burger-line {
  display: block;
  height: 1.5px;
  background: rgba(255,255,255,.8);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur);
}
.site-header.is-light .nav__burger-line { background: var(--c-dark); }
.nav__burger.open .nav__burger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__burger.open .nav__burger-line:nth-child(2) { opacity: 0; }
.nav__burger.open .nav__burger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Drawer */
.nav__drawer {
  position: fixed;
  inset: 0;
  background: var(--c-dark);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 100px var(--pad-x) 48px;
  transform: translateX(100%);
  transition: transform 0.45s var(--ease-out);
}
.nav__drawer.open { transform: translateX(0); }
.nav__drawer-link {
  font-family: var(--f-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  color: rgba(255,255,255,.8);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: color var(--dur);
}
.nav__drawer-link:hover,
.nav__drawer-link.active { color: var(--c-white); }
.nav__drawer-footer {
  margin-top: auto;
  display: flex;
  gap: 24px;
  align-items: center;
}

/* ── Scroll Progress ─────────────────────────────────────── */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: var(--c-teal);
  z-index: 2000;
  transition: width 0.1s linear;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--c-dark);
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 110%;
  object-fit: cover;
  object-position: center;
  will-change: transform;
  z-index: 0;
}
.hero__video-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 110%;
  object-fit: cover;
  object-position: center;
  will-change: transform;
  z-index: -1;
}
/* Video yüklendiğinde fallback görünmez */
.hero__video + .hero__video-fallback { opacity: 0; }
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(13,29,38,.88) 0%,
    rgba(13,29,38,.45) 50%,
    rgba(13,29,38,.3) 100%
  );
  z-index: 1;
}
.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 0 var(--gap-xl);
  padding-top: 140px;
}
.hero__eyebrow {
  font-family: var(--f-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--c-teal);
}
.hero__title {
  font-family: var(--f-heading);
  font-size: var(--fs-hero);
  font-weight: 400;
  color: var(--c-white);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 900px;
  margin-bottom: 20px;
}
.hero__sub {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 40px;
}
.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ── About Strip ─────────────────────────────────────────── */
.about-strip {
  padding: var(--gap-xl) 0;
  background: var(--c-white);
}
.about-strip__inner {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: var(--gap-lg);
  align-items: start;
}
.about-strip__title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-family: var(--f-heading);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-text);
}
.about-strip__desc {
  font-size: 1.05rem;
  color: var(--c-muted);
  line-height: 1.75;
  max-width: 560px;
}

/* ── Stats ───────────────────────────────────────────────── */
.stats {
  background: var(--c-dark);
  padding: var(--gap-lg) 0;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.06);
}
.stat-item {
  background: var(--c-dark);
  padding: var(--gap-md) var(--gap-md);
  text-align: center;
}
.stat-item__num {
  font-family: var(--f-heading);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 400;
  color: var(--c-white);
  line-height: 1;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}
.stat-item__num em {
  font-style: normal;
  color: var(--c-teal);
}
.stat-item__label {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
}

/* ── Section Header ──────────────────────────────────────── */
.section-header {
  margin-bottom: var(--gap-lg);
}
.section-header--center { text-align: center; }
.section-header--center .section-header__desc { margin: 0 auto; }
.section-header__title {
  font-family: var(--f-heading);
  font-size: var(--fs-h2);
  font-weight: 400;
  color: var(--c-text);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  text-wrap: balance;
}
.section-header--dark .section-header__title { color: var(--c-white); }
.section-header__desc {
  font-size: 1.02rem;
  color: var(--c-muted);
  max-width: 520px;
  line-height: 1.75;
}
.section-header--dark .section-header__desc { color: rgba(255,255,255,.5); }

/* ── Projects Grid ───────────────────────────────────────── */
.section { padding: var(--gap-xl) 0; }
.section--alt { background: var(--c-surface); }
.section--dark { background: var(--c-dark); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-card {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-dark);
  aspect-ratio: 4/5;
  display: block;
  cursor: pointer;
}
.project-card__img {
  position: absolute;
  inset: 0;
}
.project-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.project-card:hover .project-card__img img { transform: scale(1.05); }
.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,29,38,.85) 0%, rgba(13,29,38,.2) 55%, transparent 100%);
  transition: opacity var(--dur) var(--ease);
}
.project-card__body {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px 28px 24px;
  transform: translateY(0);
  transition: transform var(--dur) var(--ease-out);
}
.project-card__status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin-bottom: 10px;
}
.project-card__status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-teal);
  flex-shrink: 0;
}
.project-card__status.done .project-card__status-dot { background: rgba(255,255,255,.4); }
.project-card__title {
  font-family: var(--f-heading);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--c-white);
  line-height: 1.15;
  margin-bottom: 6px;
}
.project-card__meta {
  font-size: 0.78rem;
  color: rgba(255,255,255,.45);
  font-weight: 500;
}
.project-card__arrow {
  position: absolute;
  top: 24px; right: 24px;
  width: 40px; height: 40px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur), transform var(--dur) var(--ease-out);
}
.project-card:hover .project-card__arrow {
  opacity: 1;
  transform: translateY(0);
}

/* ── Process ─────────────────────────────────────────────── */
.process {
  background: var(--c-dark);
  padding: var(--gap-xl) 0;
  overflow: hidden;
}
.process__header {
  max-width: 640px;
  margin-bottom: var(--gap-lg);
}
.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: rgba(255,255,255,.06);
  border-radius: var(--r-md);
  overflow: hidden;
}
.process__step {
  background: rgba(13,29,38,.95);
  padding: 40px 32px;
  position: relative;
  transition: background var(--dur);
}
.process__step:hover { background: rgba(26,119,133,.12); }
.process__num {
  font-family: var(--f-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--c-teal);
  margin-bottom: 40px;
  display: block;
}
.process__step-title {
  font-family: var(--f-heading);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--c-white);
  margin-bottom: 12px;
  line-height: 1.2;
}
.process__step-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,.45);
  line-height: 1.65;
}
.process__connector {
  position: absolute;
  top: 40px; right: -1px;
  width: 24px; height: 1px;
  background: var(--c-teal);
  opacity: 0.3;
}
.process__step:last-child .process__connector { display: none; }

/* ── Services ────────────────────────────────────────────── */
.services-list {
  display: flex;
  flex-direction: column;
}
.service-item {
  display: grid;
  grid-template-columns: 80px 1fr 280px;
  gap: 40px;
  align-items: center;
  padding: 32px 0;
  border-bottom: 1px solid var(--c-border);
  text-decoration: none;
  transition: background var(--dur);
}
.service-item:hover .service-item__arrow { transform: translate(4px, -4px); }
.service-item:first-child { border-top: 1px solid var(--c-border); }
.service-item__num {
  font-family: var(--f-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-teal);
}
.service-item__title {
  font-family: var(--f-heading);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  font-weight: 400;
  color: var(--c-text);
  line-height: 1.2;
  transition: color var(--dur);
}
.service-item:hover .service-item__title { color: var(--c-teal); }
.service-item__desc {
  font-size: 0.875rem;
  color: var(--c-muted);
  line-height: 1.65;
}
.service-item__arrow {
  color: var(--c-text);
  opacity: 0.3;
  transition: transform var(--dur) var(--ease-out), opacity var(--dur);
}
.service-item:hover .service-item__arrow { opacity: 0.7; }

/* ── Journal ─────────────────────────────────────────────── */
.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.journal-card {
  display: block;
  text-decoration: none;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.journal-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.journal-card__img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--c-border);
}
.journal-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.journal-card:hover .journal-card__img img { transform: scale(1.04); }
.journal-card__body { padding: 24px; }
.journal-card__cat {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 10px;
  display: block;
}
.journal-card__title {
  font-family: var(--f-heading);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--c-text);
  line-height: 1.25;
  margin-bottom: 10px;
  transition: color var(--dur);
}
.journal-card:hover .journal-card__title { color: var(--c-teal); }
.journal-card__excerpt {
  font-size: 0.875rem;
  color: var(--c-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}
.journal-card__meta {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.78rem;
  color: var(--c-muted);
  border-top: 1px solid var(--c-border);
  padding-top: 16px;
}

/* ── CTA Band ────────────────────────────────────────────── */
.cta-band {
  background: var(--c-dark);
  padding: var(--gap-xl) 0;
  text-align: center;
}
.cta-band__title {
  font-family: var(--f-heading);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 400;
  color: var(--c-white);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.cta-band__desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,.45);
  max-width: 480px;
  margin: 0 auto 40px;
}

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  background: #080F14;
  padding: var(--gap-xl) 0 var(--gap-lg);
  color: rgba(255,255,255,.5);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--gap-md);
  padding-bottom: var(--gap-lg);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.footer__brand-text {
  font-family: var(--f-heading);
  font-size: 1.15rem;
  font-weight: 400;
  color: rgba(255,255,255,.75);
  margin: 20px 0 16px;
  line-height: 1.4;
}
.footer__brand-desc {
  font-size: 0.85rem;
  line-height: 1.65;
  max-width: 300px;
}
.footer__col h4 {
  font-family: var(--f-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 20px;
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,.5);
  transition: color var(--dur);
  text-decoration: none;
}
.footer__links a:hover { color: var(--c-white); }
.footer__social {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}
.footer__social-link {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.4);
  transition: color var(--dur), border-color var(--dur);
  text-decoration: none;
}
.footer__social-link:hover {
  color: var(--c-white);
  border-color: rgba(255,255,255,.3);
}
.footer__social-link svg { width: 16px; height: 16px; }
.footer__bottom {
  padding-top: var(--gap-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
}
.footer__bottom-links {
  display: flex;
  gap: 20px;
}
.footer__bottom-links a {
  color: rgba(255,255,255,.3);
  text-decoration: none;
  transition: color var(--dur);
}
.footer__bottom-links a:hover { color: rgba(255,255,255,.6); }

/* ── Page Hero ───────────────────────────────────────────── */
.page-hero {
  background: var(--c-dark);
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}
.page-hero__bg {
  position: absolute;
  inset: 0;
  opacity: 0.2;
}
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero__content { position: relative; z-index: 1; }
.page-hero__tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.page-hero__tag::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--c-teal);
}
.page-hero__title {
  font-family: var(--f-heading);
  font-size: var(--fs-h1);
  font-weight: 400;
  color: var(--c-white);
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 780px;
  margin-bottom: 20px;
}
.page-hero__sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,.45);
  max-width: 560px;
  line-height: 1.72;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: rgba(255,255,255,.35);
  margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255,255,255,.35); transition: color var(--dur); }
.breadcrumb a:hover { color: rgba(255,255,255,.7); }
.breadcrumb__sep { opacity: 0.3; }

/* ── Contact Form ────────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--gap-lg);
  align-items: start;
}
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 13px 16px;
  font-size: 0.9375rem;
  color: var(--c-text);
  transition: border-color var(--dur), box-shadow var(--dur);
  outline: none;
}
.form-control:focus {
  border-color: var(--c-teal);
  box-shadow: 0 0 0 3px rgba(26,119,133,.15);
}
textarea.form-control {
  min-height: 140px;
  resize: vertical;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--c-muted);
  margin-bottom: 24px;
}
.form-check input[type=checkbox] {
  width: 16px; height: 16px;
  accent-color: var(--c-teal);
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
}

/* Contact info items */
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}
.contact-info-item__icon {
  width: 40px; height: 40px;
  background: rgba(26,119,133,.08);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--c-teal);
}
.contact-info-item__icon svg { width: 18px; height: 18px; }
.contact-info-item__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 4px;
}
.contact-info-item__value {
  font-size: 0.9375rem;
  color: var(--c-text);
  font-weight: 500;
}
.contact-info-item__value a {
  color: var(--c-text);
  transition: color var(--dur);
}
.contact-info-item__value a:hover { color: var(--c-teal); }

/* Map */
.map-wrap {
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--c-border);
  margin-top: 32px;
}
.map-wrap iframe {
  width: 100%;
  height: 280px;
  border: 0;
  display: block;
}

/* ── Alert ───────────────────────────────────────────────── */
.alert {
  padding: 16px 20px;
  border-radius: var(--r-md);
  font-size: 0.875rem;
  margin-bottom: 24px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.alert--success { background: #F0FDF4; border: 1px solid #86EFAC; color: #15803D; }
.alert--error   { background: #FEF2F2; border: 1px solid #FECACA; color: #DC2626; }

/* ── Hotspot ─────────────────────────────────────────────── */
.hotspot-wrap {
  position: relative;
  display: inline-block;
  width: 100%;
}
.hotspot-wrap img { width: 100%; border-radius: var(--r-md); display: block; }
.hotspot-btn {
  position: absolute;
  width: 36px; height: 36px;
  background: var(--c-teal);
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,.7);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--c-white);
  font-size: 1.2rem;
  font-weight: 300;
  transition: transform var(--dur), box-shadow var(--dur);
  box-shadow: 0 0 0 6px rgba(26,119,133,.25);
  animation: hotspot-pulse 2.5s ease-in-out infinite;
}
.hotspot-btn:hover { transform: scale(1.15); box-shadow: 0 0 0 10px rgba(26,119,133,.15); }
@keyframes hotspot-pulse {
  0%,100% { box-shadow: 0 0 0 6px rgba(26,119,133,.25); }
  50%      { box-shadow: 0 0 0 12px rgba(26,119,133,.08); }
}
.hotspot-popup {
  position: absolute;
  min-width: 200px;
  background: var(--c-dark);
  color: var(--c-white);
  border-radius: var(--r-md);
  padding: 14px 18px;
  font-size: 0.85rem;
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s var(--ease-out);
  z-index: 10;
  white-space: nowrap;
}
.hotspot-btn.active + .hotspot-popup,
.hotspot-btn:hover + .hotspot-popup {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.hotspot-popup strong { display: block; color: var(--c-teal); font-size: 0.72rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 4px; }

/* ── Scroll To Top ───────────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 44px; height: 44px;
  background: var(--c-dark);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.7);
  border: 1px solid rgba(255,255,255,.12);
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur), transform var(--dur) var(--ease-out), background var(--dur);
  z-index: 500;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { background: var(--c-teal); color: var(--c-white); border-color: var(--c-teal); }

/* ── Cookie Banner ───────────────────────────────────────── */
#cookie-banner {
  position: fixed;
  bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(120px);
  z-index: 9000;
  background: var(--c-dark);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  min-width: 340px;
  max-width: 520px;
  box-shadow: 0 12px 48px rgba(0,0,0,.35);
  opacity: 0;
  transition: transform 0.4s var(--ease-out), opacity 0.4s;
}
#cookie-banner.visible { transform: translateX(-50%) translateY(0); opacity: 1; }
.cookie__text { font-size: 0.82rem; color: rgba(255,255,255,.55); flex: 1; line-height: 1.5; }
.cookie__text strong { color: rgba(255,255,255,.8); display: block; margin-bottom: 2px; }
.cookie__actions { display: flex; gap: 8px; flex-shrink: 0; }
.cookie__btn {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--r-sm);
  cursor: pointer;
  border: none;
  font-family: var(--f-body);
  transition: background var(--dur), color var(--dur);
}
.cookie__btn--accept { background: var(--c-teal); color: var(--c-white); }
.cookie__btn--accept:hover { background: var(--c-teal-mid); }
.cookie__btn--reject { background: rgba(255,255,255,.08); color: rgba(255,255,255,.5); }
.cookie__btn--reject:hover { background: rgba(255,255,255,.14); color: rgba(255,255,255,.8); }

/* ── 404 ─────────────────────────────────────────────────── */
.page-404 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-dark);
  text-align: center;
  padding: var(--gap-xl) var(--pad-x);
}
.page-404__num {
  font-family: var(--f-heading);
  font-size: clamp(6rem, 18vw, 14rem);
  font-weight: 400;
  color: rgba(255,255,255,.06);
  line-height: 1;
  margin-bottom: -20px;
  letter-spacing: -0.04em;
}
.page-404__title {
  font-family: var(--f-heading);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--c-white);
  margin-bottom: 16px;
}
.page-404__desc { color: rgba(255,255,255,.4); margin-bottom: 40px; }

/* ── Reveal Animations ───────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}
[data-reveal].in-view { opacity: 1; transform: none; }
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1100px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .process__steps { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--gap-md); }
  .service-item { grid-template-columns: 60px 1fr; gap: 24px; }
  .service-item__desc { display: none; }
}

@media (max-width: 768px) {
  :root { --gap-xl: 72px; --gap-lg: 48px; }
  .nav__links, .nav__cta, .lang-btn { display: none; }
  .nav__burger { display: flex; }
  .about-strip__inner { grid-template-columns: 1fr; gap: var(--gap-md); }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; gap: 16px; }
  .process__steps { grid-template-columns: 1fr; }
  .journal-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .service-item { grid-template-columns: 1fr; }
  .service-item__num { display: none; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  .hero__scroll { display: none; }
}

@media (max-width: 480px) {
  :root { --gap-xl: 56px; }
  .stats__grid { grid-template-columns: 1fr 1fr; }
  #cookie-banner { min-width: calc(100vw - 40px); max-width: calc(100vw - 40px); flex-direction: column; align-items: flex-start; }
}

/* ── Custom Cursor ───────────────────────────────────────── */
.cursor {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  width: 36px; height: 36px;
  border: 1.5px solid rgba(26,119,133,.6);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.2s var(--ease-out), height 0.2s var(--ease-out),
              border-color 0.2s, background 0.2s, opacity 0.15s;
  display: none;
}
.cursor-dot {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  width: 5px; height: 5px;
  background: var(--c-teal);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  display: none;
}
@media (pointer: fine) {
  .cursor, .cursor-dot { display: block; }
  body { cursor: none; }
  a, button, [role="button"] { cursor: none; }
}
.cursor.is-hovering {
  width: 68px; height: 68px;
  border-color: var(--c-teal);
  background: rgba(26,119,133,.07);
}
.cursor.is-hidden { opacity: 0; }

/* ── Hero Scroll Indicator ───────────────────────────────── */
.hero__scroll {
  position: absolute;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.hero__scroll-line {
  width: 1px;
  height: 56px;
  background: rgba(255,255,255,.12);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 40%;
  background: var(--c-teal);
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%   { transform: translateY(-100%); }
  60%  { transform: translateY(200%); }
  100% { transform: translateY(300%); }
}
.hero__scroll-text {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.25);
}

/* ── Sectors Strip ───────────────────────────────────────── */
.sectors-strip {
  background: #091520;
  border-top: 1px solid rgba(255,255,255,.05);
}
.sectors-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.sector-item {
  padding: 52px 36px 48px;
  border-right: 1px solid rgba(255,255,255,.05);
  position: relative;
  overflow: hidden;
  transition: background 0.5s;
  text-decoration: none;
  display: block;
}
.sector-item:last-child { border-right: none; }
.sector-item::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--c-teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
}
.sector-item:hover::after { transform: scaleX(1); }
.sector-item:hover { background: rgba(26,119,133,.05); }
.sector-item__icon {
  width: 36px; height: 36px;
  color: var(--c-teal);
  margin-bottom: 24px;
  opacity: 0.85;
}
.sector-item__num {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: rgba(255,255,255,.18);
  margin-bottom: 14px;
  display: block;
}
.sector-item__title {
  font-family: var(--f-heading);
  font-size: clamp(1.05rem, 1.4vw, 1.35rem);
  font-weight: 400;
  color: rgba(255,255,255,.75);
  line-height: 1.25;
  margin-bottom: 14px;
  transition: color var(--dur);
}
.sector-item:hover .sector-item__title { color: var(--c-white); }
.sector-item__desc {
  font-size: 0.78rem;
  color: rgba(255,255,255,.25);
  line-height: 1.65;
  margin-bottom: 28px;
}
.sector-item__link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.2);
  transition: color var(--dur);
}
.sector-item__link svg {
  width: 12px; height: 12px;
  transition: transform var(--dur) var(--ease-out);
}
.sector-item:hover .sector-item__link { color: var(--c-teal); }
.sector-item:hover .sector-item__link svg { transform: translate(4px, -4px); }

/* ── Stats enhanced ──────────────────────────────────────── */
.stats {
  background: var(--c-dark);
  padding: 0;
  position: relative;
  overflow: hidden;
}
.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(26,119,133,.12) 0%, transparent 60%);
  pointer-events: none;
}
.stats__eyebrow {
  text-align: center;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.18);
  padding: 64px 0 0;
  display: block;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  background: transparent;
  padding: 40px 0 72px;
}
.stat-item {
  background: transparent;
  padding: 32px 16px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.05);
}
.stat-item:last-child { border-right: none; }
.stat-item__num {
  font-family: var(--f-heading);
  font-size: clamp(2.8rem, 5.5vw, 5.2rem);
  font-weight: 400;
  color: var(--c-white);
  line-height: 1;
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}
.stat-item__num em { font-style: normal; color: var(--c-teal); }
.stat-item__label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,.3);
  text-transform: uppercase;
}

/* ── Projects Featured Layout ────────────────────────────── */
.projects-grid--featured {
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: auto;
}
.projects-grid--featured .project-card:first-child {
  grid-column: 1 / 3;
  aspect-ratio: auto;
  min-height: 640px;
}
.projects-grid--featured .project-card:first-child .project-card__title {
  font-size: clamp(1.6rem, 2.5vw, 2.3rem);
}
.projects-grid--featured .project-card:not(:first-child) {
  aspect-ratio: 5/4;
}

/* ── About strip year tag ────────────────────────────────── */
.about-strip__year {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.about-strip__year::before {
  content: '';
  display: block;
  width: 24px; height: 1px;
  background: var(--c-teal);
}

/* ── CTA Band enhanced ───────────────────────────────────── */
.cta-band {
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 120%, rgba(26,119,133,.18) 0%, transparent 58%);
  pointer-events: none;
}
.cta-band__deco {
  position: absolute;
  font-family: var(--f-heading);
  font-size: clamp(6rem, 18vw, 16rem);
  font-weight: 400;
  color: rgba(255,255,255,.022);
  line-height: 1;
  letter-spacing: -0.04em;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.cta-band__inner { position: relative; z-index: 1; }

/* ── Sectors responsive ──────────────────────────────────── */
@media (max-width: 1100px) {
  .sectors-strip__grid { grid-template-columns: repeat(2, 1fr); }
  .sector-item { border-bottom: 1px solid rgba(255,255,255,.05); }
  .projects-grid--featured .project-card:first-child { min-height: 480px; }
}
@media (max-width: 768px) {
  .sectors-strip__grid { grid-template-columns: 1fr; }
  .sector-item { padding: 36px 28px; }
  .projects-grid--featured { grid-template-columns: 1fr; }
  .projects-grid--featured .project-card:first-child { grid-column: 1; min-height: 400px; }
  .projects-grid--featured .project-card:not(:first-child) { aspect-ratio: 4/3; }
  .stats__eyebrow { padding-top: 48px; }
}

/* ── Accessibility ───────────────────────────────────────── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--c-teal);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}