:root {
  --black: #000000;
  --gold: #d4af37;
  --white: #ffffff;
  --text-muted: #b3b3b3;
  --surface-dark: #0c0c0f;
  --surface-darker: #050508;
  --border-subtle: #1f1f24;
  --transition-fast: 0.25s ease;
  --transition-med: 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background-color: var(--black);
  color: var(--white);
  -webkit-font-smoothing: antialiased;
}

img,
video {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section-dark {
  background: radial-gradient(circle at top left, #111119 0, #050508 45%, #000 100%);
}

.section-title {
  font-size: 32px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 16px;
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.section-title-line {
  display: inline-block;
  width: 72px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.section-heading {
  max-width: 640px;
  margin-bottom: 48px;
}

.section-heading p {
  margin: 0;
  color: var(--text-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background-color var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast);
}

.btn-gold {
  background: radial-gradient(circle at 0 0, #f6e29f, var(--gold));
  color: #111111;
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.2),
    0 0 24px rgba(212, 175, 55, 0.45);
}

.btn-gold:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.45),
    0 0 32px rgba(212, 175, 55, 0.75);
}

.btn-outline-gold {
  background: transparent;
  color: var(--white);
  border-color: rgba(212, 175, 55, 0.7);
}

.btn-outline-gold:hover {
  background: rgba(212, 175, 55, 0.1);
  box-shadow: 0 0 24px rgba(212, 175, 55, 0.35);
}

.btn-glow {
  position: relative;
  overflow: hidden;
}

.btn-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.65), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  transform: translateX(-40%);
}

.btn-glow:hover::after {
  opacity: 0.6;
  transform: translateX(30%);
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.96), rgba(0, 0, 0, 0.8));
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-mark {
  height: 42px;
  width: auto;
  display: block;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-primary {
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 13px;
}

.logo-secondary {
  font-weight: 400;
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.main-nav a {
  position: relative;
  color: var(--text-muted);
  padding-bottom: 4px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold));
  transition: width var(--transition-med);
}

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

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta {
  font-size: 11px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(4, 4, 7, 0.65);
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 0.12em;
  padding: 5px 9px;
  border-radius: 999px;
  cursor: pointer;
}

.lang-btn.active {
  color: #111;
  background: radial-gradient(circle at 0 0, #f6e29f, var(--gold));
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--white);
}

/* HERO */

.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #000000;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-video {
  /* Genel `video { max-width: 100% }` tam ekran cover + büyük çözünümde yumuşamaya yol açabiliyor */
  max-width: none;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.85));
}

.hero-content {
  max-width: 720px;
  padding-top: 40px;
  padding-bottom: 56px;
}

.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 0.26em;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  text-shadow:
    0 0 10px rgba(0, 0, 0, 0.85),
    0 0 18px rgba(0, 0, 0, 0.9);
  margin: 0 0 12px;
}

.hero h1 {
  font-size: 40px;
  line-height: 1.1;
  margin: 0 0 20px;
}

.hero-subtitle {
  margin: 0 0 32px;
  color: var(--text-muted);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  align-items: center;
  margin-bottom: 32px;
}

.hero-secondary-link {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 4px;
}

.hero-secondary-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transition: width var(--transition-med);
}

.hero-secondary-link:hover {
  color: var(--white);
}

.hero-secondary-link:hover::after {
  width: 100%;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.stat-item {
  min-width: 120px;
}

.stat-number {
  font-size: 28px;
  font-weight: 700;
}

.stat-plus {
  margin-left: 4px;
  color: var(--gold);
  font-weight: 700;
}

.stat-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.scroll-indicator {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  display: flex;
  justify-content: center;
}

.scroll-indicator span {
  width: 2px;
  height: 10px;
  margin-top: 6px;
  border-radius: 999px;
  background: var(--gold);
  animation: scroll 1.8s infinite;
}

@keyframes scroll {
  0% {
    opacity: 0;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(8px);
  }
  100% {
    opacity: 0;
    transform: translateY(18px);
  }
}

/* INTRO OVERLAY */

.intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 0 0, #111111, #000000 55%),
    radial-gradient(circle at 100% 100%, #050505, #000000 70%);
  transition: opacity 0.7s ease-out, visibility 0.7s ease-out;
}

.intro-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.intro-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  opacity: 0;
  transform: translateY(12px) scale(0.96);
  animation:
    intro-logo-in 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards,
    intro-logo-glow 2.2s ease-in-out infinite alternate 1.1s;
}

.intro-logo-mark {
  height: 100px;
  width: auto;
  filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.75));
}

.intro-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.intro-logo-primary {
  font-weight: 800;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  font-size: 20px;
}

.intro-logo-secondary {
  margin-top: 6px;
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--gold);
  text-transform: uppercase;
}

@keyframes intro-logo-in {
  0% {
    opacity: 0;
    transform: translateY(12px) scale(0.92);
  }
  60% {
    opacity: 1;
    transform: translateY(0) scale(1.03);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes intro-logo-glow {
  0% {
    filter: drop-shadow(0 0 18px rgba(212, 175, 55, 0.6));
  }
  100% {
    filter: drop-shadow(0 0 32px rgba(212, 175, 55, 0.9));
  }
}

/* ABOUT */

.split-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
  align-items: flex-start;
}

.split-layout p {
  color: var(--text-muted);
}

.split-col-accent {
  padding: 24px 24px 28px;
  border-radius: 24px;
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(145deg, rgba(212, 175, 55, 0.07), transparent 50%),
    radial-gradient(circle at 100% 0, rgba(212, 175, 55, 0.08), transparent 55%),
    radial-gradient(circle at 0 100%, rgba(10, 10, 10, 1), rgba(0, 0, 0, 1));
  position: relative;
  overflow: hidden;
}

.split-col-accent::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  border: 1px solid rgba(212, 175, 55, 0.14);
  pointer-events: none;
}

.metric-row {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
}

.metric {
  flex: 1;
}

.metric-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.metric-value {
  display: block;
  margin-top: 6px;
  font-size: 20px;
  font-weight: 600;
}

.timeline {
  border-left: 1px solid rgba(255, 255, 255, 0.05);
  padding-left: 24px;
  margin-top: 8px;
}

.timeline-item {
  position: relative;
  padding-bottom: 16px;
}

.timeline-dot {
  position: absolute;
  left: -32px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: radial-gradient(circle, var(--gold), #8b6c11);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.7);
}

.timeline-year {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.timeline p {
  margin: 4px 0 0;
  color: var(--text-muted);
}

/* SERVICES */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.service-card {
  border-radius: 20px;
  padding: 24px 22px 26px;
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.08), transparent 45%),
    radial-gradient(circle at 100% 100%, #040406, #000);
  border: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-med), box-shadow var(--transition-med),
    border-color var(--transition-med);
  cursor: pointer;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  border: 1px solid transparent;
  background: linear-gradient(120deg, rgba(212, 175, 55, 0.9), transparent 60%) border-box;
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity var(--transition-med);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(212, 175, 55, 0.8);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.7), 0 0 30px rgba(212, 175, 55, 0.3);
}

.service-card:hover::before {
  opacity: 0.8;
}

.service-icon {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  border: 1px solid rgba(212, 175, 55, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  position: relative;
}

.service-icon::after {
  content: "";
  position: absolute;
  inset: -16px;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.25), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.service-card:hover .service-icon::after {
  opacity: 1;
}

.service-icon span {
  display: block;
  background: var(--gold);
}

.icon-line {
  width: 18px;
  height: 2px;
}

.icon-grid {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  box-shadow:
    inset 0 -2px 0 rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(0, 0, 0, 0.6);
}

.icon-frame {
  width: 18px;
  height: 10px;
  border-radius: 2px;
  box-shadow: 0 0 0 2px var(--gold);
}

.icon-roof {
  width: 18px;
  height: 2px;
  box-shadow:
    0 0 0 1px var(--gold),
    0 -4px 0 0 var(--gold);
}

.icon-plan {
  width: 16px;
  height: 10px;
  box-shadow:
    0 0 0 1px var(--gold),
    inset 0 0 0 1px rgba(0, 0, 0, 0.8);
}

.icon-consult {
  width: 8px;
  height: 16px;
  border-radius: 4px;
  box-shadow:
    0 0 0 2px var(--gold),
    0 0 10px rgba(212, 175, 55, 0.6);
}

.service-card h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.service-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
}

.service-card-footer {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(212, 175, 55, 0.8);
}

.service-card-arrow {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-card-arrow {
  transform: translateX(3px);
}

/* SERVICE MODAL */

.service-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
}

.service-modal.open {
  display: block;
}

.service-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
}

.service-modal-dialog {
  position: relative;
  max-width: 520px;
  margin: 96px auto;
  padding: 26px 26px 24px;
  border-radius: 22px;
  background:
    linear-gradient(140deg, #050507, #050509),
    radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.16), transparent 55%);
  border: 1px solid rgba(212, 175, 55, 0.45);
  box-shadow:
    0 22px 60px rgba(0, 0, 0, 0.95),
    0 0 28px rgba(212, 175, 55, 0.3);
  color: var(--white);
}

.service-modal-title {
  margin: 0 0 6px;
  font-size: 20px;
}

.service-modal-intro {
  margin: 0 0 12px;
  color: var(--text-muted);
  font-size: 14px;
}

.service-modal-list {
  margin: 0;
  padding-left: 16px;
  color: var(--text-muted);
  font-size: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.service-modal-list li::marker {
  color: var(--gold);
}

.service-modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.8);
  color: var(--white);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast);
}

.service-modal-close:hover {
  background: rgba(212, 175, 55, 0.2);
  border-color: rgba(212, 175, 55, 0.9);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.5);
  transform: translateY(-1px);
}

/* PROJECTS */

.projects-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.filter-btn {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 8px 18px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  background: rgba(5, 5, 8, 0.9);
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast), box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.filter-btn:hover {
  color: var(--white);
  border-color: rgba(212, 175, 55, 0.7);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.35);
  transform: translateY(-1px);
}

.filter-btn.active {
  background: radial-gradient(circle at 0 0, #f6e29f, var(--gold));
  color: #111;
  border-color: rgba(212, 175, 55, 0.9);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.25),
    0 0 24px rgba(212, 175, 55, 0.6);
}

.projects-grid {
  column-count: 3;
  column-gap: 20px;
}

/* Kaplama: iki görseli her zaman yan yana (masonry sütunlarına bölünmesin) */
.projects-cladding-pair {
  display: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  break-inside: avoid;
  margin-bottom: 20px;
  -webkit-column-span: all;
  column-span: all;
}

/* Diğer kartlarla aynı “sütun” genişliği: 3 sütunlu gridde 2 sütun + 1 aralık */
.projects-cladding-pair:has(.project-card:not(.hidden)) {
  display: grid;
  max-width: min(100%, calc(200% / 3 - 20px / 3));
  margin-left: auto;
  margin-right: auto;
}

/* 2 sütunlu / tek sütunlu masonry: tam satır, kartlar yine sütun genişliğinde */
@media (max-width: 1024px) {
  .projects-cladding-pair:has(.project-card:not(.hidden)) {
    max-width: 100%;
  }
}

/* Tümü: kaplama satırı tüm genişliği kaplamasın, kartlar diğer projelerle aynı masonry akışında */
.projects-grid[data-filter-view="all"] .projects-cladding-pair:has(.project-card:not(.hidden)) {
  display: contents;
  margin: 0;
  max-width: none;
  -webkit-column-span: unset;
  column-span: unset;
}

.project-card {
  position: relative;
  display: inline-block;
  width: 100%;
  margin: 0 0 20px;
  border-radius: 18px;
  border: 1px solid rgba(212, 175, 55, 0.22);
  overflow: hidden;
  cursor: pointer;
  isolation: isolate;
  transform-origin: center;
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.08), rgba(5, 5, 9, 0.85));
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.72);
  break-inside: avoid;
  transition: transform var(--transition-med), box-shadow var(--transition-med),
    border-color var(--transition-med), filter var(--transition-med);
}

.project-card::after {
  content: "";
  position: absolute;
  inset: -8px;
  z-index: -1;
  border-radius: 24px;
  background:
    radial-gradient(circle at 18% 12%, rgba(212, 175, 55, 0.34), transparent 48%),
    radial-gradient(circle at 85% 86%, rgba(212, 175, 55, 0.26), transparent 52%),
    radial-gradient(circle at 50% 100%, rgba(212, 175, 55, 0.2), transparent 58%);
  filter: blur(16px);
  opacity: 0.58;
  transition: opacity var(--transition-med), filter var(--transition-med),
    transform var(--transition-med);
  pointer-events: none;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(212, 175, 55, 0.75),
    rgba(212, 175, 55, 0.18) 40%,
    rgba(255, 255, 255, 0.2)
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.6;
  transition: opacity var(--transition-med);
}

.project-image {
  aspect-ratio: 4 / 5;
  overflow: hidden;
}

/* Sadece masonry’deki doğrudan kartlar: kaplama satırı içi kartlara uygulanmaz */
.projects-grid > .project-card:nth-child(4n + 2) .project-image {
  aspect-ratio: 1 / 1;
}

.projects-grid > .project-card:nth-child(5n + 3) .project-image {
  aspect-ratio: 3 / 4;
}

.projects-grid > .project-card[data-category="cladding"] .project-image {
  aspect-ratio: 4 / 5;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.88) contrast(1.06);
  transition: transform var(--transition-med), filter var(--transition-med),
    opacity var(--transition-med);
}

.project-overlay {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  border-radius: 12px;
  background: linear-gradient(
      180deg,
      rgba(10, 10, 14, 0.2) 0%,
      rgba(10, 10, 14, 0.82) 30%,
      rgba(10, 10, 14, 0.92) 100%
    ),
    radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.2), transparent 55%);
  padding: 14px 14px 13px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 4px;
  opacity: 1;
  transform: translateY(0);
  transition: border-color var(--transition-med), box-shadow var(--transition-med),
    background-color var(--transition-med);
}

.project-category-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #101010;
  background: linear-gradient(145deg, #f8e7ac, var(--gold));
  border: 1px solid rgba(212, 175, 55, 0.92);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.45), 0 0 16px rgba(212, 175, 55, 0.45);
}

.project-overlay h3 {
  margin: 0 0 4px;
  font-size: 16px;
  color: var(--gold);
}

.project-overlay h3.project-card-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 8px;
  line-height: 1.25;
}

.project-title-main {
  flex: 1 1 auto;
  min-width: 0;
}

.project-title-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--black);
  background: linear-gradient(145deg, #e8c65c, var(--gold));
  border-radius: 6px;
  line-height: 1;
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.5);
}

.project-overlay p {
  margin: 0;
  font-size: 12px;
  color: rgba(224, 224, 228, 0.9);
}

.project-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(212, 175, 55, 0.55);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.9),
    0 0 42px rgba(212, 175, 55, 0.35);
}

.project-card:hover::after {
  opacity: 0.9;
  filter: blur(18px);
  transform: scale(1.01);
}

.project-card:hover::before {
  opacity: 1;
}

.project-card:hover .project-image img {
  transform: scale(1.08);
  filter: saturate(1.06) contrast(1.12);
}

.project-card:hover .project-overlay {
  border-color: rgba(212, 175, 55, 0.52);
  box-shadow: 0 0 24px rgba(212, 175, 55, 0.28);
}

.project-card.hidden {
  display: none;
}

/* Tümü: ilk 12 proje, kalan “Daha fazla” */
.projects-grid[data-filter-view="all"]:not([data-all-expanded="true"])
  .project-card--all-more:not(.hidden) {
  display: none !important;
}

/* Çelik filtresi: sonsuz kaydırma yerine ilk 12 + “Daha fazla” */
.projects-grid[data-filter-view="steel"]:not([data-steel-expanded="true"])
  .project-card--steel-more:not(.hidden) {
  display: none !important;
}

/* Çelik sekmesinde daha yoğun masonry (geniş ekran) */
@media (min-width: 1280px) {
  .projects-grid[data-filter-view="steel"] {
    column-count: 4;
    column-gap: 16px;
  }

  .projects-grid[data-filter-view="steel"] .project-card {
    margin-bottom: 16px;
  }
}

.projects-steel-actions {
  display: flex;
  justify-content: center;
  margin-top: 10px;
}

.projects-steel-toggle[hidden] {
  display: none !important;
}

@media (max-width: 1024px) {
  .projects-grid {
    column-count: 2;
  }
}

@media (max-width: 640px) {
  .projects-grid {
    column-count: 1;
  }
}

/* FAQ */

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.08), #050509 58%);
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 15px 16px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

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

.faq-item p {
  margin: 0;
  padding: 0 16px 15px;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 14px;
}

/* TRUST / BRANDS */

.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.brand-card {
  min-height: 68px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.12), #07070b 58%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.88);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

.brand-card:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 175, 55, 0.75);
  box-shadow: 0 0 22px rgba(212, 175, 55, 0.25);
}

/* TESTIMONIALS */

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.testimonial-card {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.2), transparent 45%),
    linear-gradient(160deg, rgba(7, 7, 11, 0.95), rgba(5, 5, 9, 0.9));
  padding: 18px 16px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.65);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  border-color: rgba(212, 175, 55, 0.55);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.82), 0 0 18px rgba(212, 175, 55, 0.2);
}

.testimonial-stars {
  color: var(--gold);
  letter-spacing: 0.12em;
  margin-bottom: 10px;
  font-size: 13px;
}

.testimonial-text {
  margin: 0;
  color: #d3d3da;
  line-height: 1.65;
  font-size: 14px;
}

.testimonial-author {
  margin-top: 12px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.testimonial-form-wrapper {
  margin-top: 22px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.2), transparent 50%),
    rgba(6, 6, 10, 0.88);
  padding: 18px 16px;
}

.testimonial-form-title {
  margin: 0 0 12px;
  font-size: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.testimonial-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* CONTACT */

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: flex-start;
}

.contact-intro {
  margin-top: 8px;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 14px;
}

.contact-details {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin: 24px 0 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.contact-icon {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  background: radial-gradient(circle at 30% 0, rgba(212, 175, 55, 0.8), rgba(0, 0, 0, 0.9));
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.4);
}

.contact-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.9);
}

.contact-item p {
  margin: 6px 0 0;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 14px;
}

.contact-link {
  color: var(--gold);
  font-weight: 500;
}

.contact-phones {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.map-wrapper {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.35);
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.07), transparent 55%),
    radial-gradient(circle at 100% 100%, #050509, #000);
}

.map-embed {
  width: 100%;
  height: 240px;
  border: 0;
}

.contact-form-wrapper {
  border-radius: 22px;
  padding: 26px 22px 26px;
  background:
    radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.35), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(212, 175, 55, 0.18), rgba(5, 5, 9, 0.7)),
    rgba(5, 5, 9, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.9),
    0 0 42px rgba(212, 175, 55, 0.32);
  backdrop-filter: blur(18px);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.96);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  background-color: #050507;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 10px 12px;
  color: var(--white);
  font-family: inherit;
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast),
    background-color var(--transition-fast), transform var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #666671;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(212, 175, 55, 0.85);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.3),
    0 0 24px rgba(212, 175, 55, 0.4);
  background-color: #050509;
  transform: translateY(-1px);
}

.form-group select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #9d9d9d 50%),
    linear-gradient(135deg, #9d9d9d 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 2px), calc(100% - 12px) calc(50% - 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.file-hint {
  color: #8a8a95;
  font-size: 11px;
}

.contact-form .btn {
  margin-top: 12px;
  width: auto;
  align-self: center;
}

.form-status {
  margin-top: 10px;
  font-size: 13px;
  min-height: 18px;
  padding: 6px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--white);
  backdrop-filter: blur(12px);
  transition: opacity 0.25s ease-out, transform 0.25s ease-out;
  opacity: 0;
  transform: translateY(4px);
}

.form-status.success {
  border-color: rgba(212, 175, 55, 0.9);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.4);
}

.form-status.error {
  border-color: rgba(255, 107, 129, 0.9);
  box-shadow: 0 0 16px rgba(255, 107, 129, 0.35);
}

.form-status.visible {
  opacity: 1;
  transform: translateY(0);
}

/* FOOTER */

.site-footer {
  background: #020203;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 40px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 32px;
}

.footer-logo {
  margin-bottom: 8px;
}

.site-footer p {
  color: var(--text-muted);
  font-size: 13px;
}

.footer-col h4 {
  margin: 0 0 10px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li + li {
  margin-top: 4px;
}

.footer-col a {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-col .contact-link {
  display: block;
  margin-top: 6px;
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 14px 0 18px;
  text-align: center;
  font-size: 11px;
  color: #76767c;
}

/* WHATSAPP FLOAT BUTTON */

.whatsapp-float {
  width: 54px;
  height: 54px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  z-index: 91;
  cursor: pointer;
  border: none;
  padding: 0;
}

.whatsapp-circle {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(circle at 30% 0, #5cf28a, #0f8b41 55%, #02170b 100%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.1),
    0 0 22px rgba(37, 211, 102, 0.8);
  transition: transform 0.22s ease-out, box-shadow 0.22s ease-out;
}

.whatsapp-icon {
  position: relative;
  width: 26px;
  height: 26px;
}

.whatsapp-float:hover .whatsapp-circle {
  transform: scale(1.05) translateY(-2px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.18),
    0 0 30px rgba(37, 211, 102, 1);
}

.whatsapp-wrapper {
  position: fixed;
  right: 20px;
  bottom: 22px;
  z-index: 90;
}

.whatsapp-menu {
  position: absolute;
  right: 0;
  bottom: 64px;
  min-width: 270px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(8, 8, 12, 0.95);
  backdrop-filter: blur(12px);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.9),
    0 0 22px rgba(37, 211, 102, 0.35);
  padding: 8px;
  display: none;
}

.whatsapp-menu.open {
  display: block;
}

.whatsapp-contact-link {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 10px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--white);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.whatsapp-contact-link + .whatsapp-contact-link {
  margin-top: 6px;
}

.whatsapp-contact-link:hover {
  background: rgba(37, 211, 102, 0.15);
  transform: translateY(-1px);
}

.wa-name {
  font-size: 13px;
  font-weight: 600;
}

.wa-phone {
  font-size: 12px;
  color: #8cd8aa;
}

/* GALLERY MODAL */

.gallery-modal {
  position: fixed;
  inset: 0;
  z-index: 85;
  display: none;
}

.gallery-modal.open {
  display: block;
}

.gallery-backdrop {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0 0, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.98));
  backdrop-filter: blur(14px);
}

.gallery-dialog {
  position: absolute;
  inset: 40px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.gallery-image-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: min(960px, 94vw);
  width: 100%;
  max-height: 88vh;
  min-height: 0;
  border-radius: 20px;
  overflow: auto;
  box-shadow:
    0 26px 80px rgba(0, 0, 0, 0.95),
    0 0 40px rgba(212, 175, 55, 0.3);
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.25), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(212, 175, 55, 0.16), #020203);
  pointer-events: auto;
  -webkit-overflow-scrolling: touch;
}

.gallery-image {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  object-position: center center;
}

.gallery-caption {
  margin-top: 16px;
  max-width: 960px;
  width: 100%;
  text-align: left;
  pointer-events: auto;
}

.gallery-title {
  margin: 0 0 6px;
  font-size: 18px;
}

.gallery-text {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
}

.gallery-close {
  position: absolute;
  top: 24px;
  right: 32px;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.8);
  color: #ffffff;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  transition: background-color var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast);
}

.gallery-close:hover {
  background: rgba(212, 175, 55, 0.3);
  border-color: rgba(212, 175, 55, 0.9);
  box-shadow: 0 0 18px rgba(212, 175, 55, 0.7);
  transform: translateY(-1px);
}

.gallery-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: radial-gradient(circle at 0 0, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.8));
  color: #ffffff;
  font-size: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  box-shadow: 0 0 18px rgba(0, 0, 0, 0.8);
  transition: background-color var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast);
}

.gallery-arrow-left {
  left: 40px;
}

.gallery-arrow-right {
  right: 40px;
}

.gallery-arrow:hover {
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.9), rgba(0, 0, 0, 0.9));
  border-color: rgba(212, 175, 55, 0.95);
  box-shadow:
    0 0 0 1px rgba(212, 175, 55, 0.5),
    0 0 26px rgba(212, 175, 55, 0.9);
  transform: translateY(-50%) scale(1.05);
}

@media (max-width: 768px) {
  .gallery-dialog {
    inset: 24px 12px 32px;
  }

  .gallery-image-wrapper {
    max-height: 82vh;
  }

  .gallery-image {
    max-height: 78vh;
  }

  .gallery-arrow-left {
    left: 14px;
  }

  .gallery-arrow-right {
    right: 14px;
  }
}

/* SCROLL REVEAL ANIMATIONS */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* RESPONSIVE */

@media (max-width: 1024px) {
  .nav-container {
    gap: 12px;
  }

  .main-nav {
    position: absolute;
    inset: 72px 0 auto 0;
    padding: 16px 24px 20px;
    background: rgba(3, 3, 6, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    transform-origin: top;
    transform: scaleY(0.8);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease-out, transform 0.18s ease-out;
  }

  .main-nav.open {
    opacity: 1;
    transform: scaleY(1);
    pointer-events: auto;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    align-items: flex-end;
  }

  .hero-content {
    padding-top: 32px;
    padding-bottom: 56px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .split-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brands-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .testimonial-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .section {
    padding: 72px 0;
  }

  .hero {
    min-height: 90vh;
  }

  .hero-stats {
    gap: 16px;
  }

  .metric-row {
    flex-direction: column;
  }

  .services-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .projects-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .brands-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-details {
    grid-template-columns: minmax(0, 1fr);
  }

  .form-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-content {
    grid-template-columns: minmax(0, 1fr);
  }

  .nav-container {
    height: 64px;
  }
}