/* ============================================================
   OEM TERMOFORM — Modern Kurumsal Stil Dosyası
   Tasarım Referansı: Narriva Audio seviyesi estetik, tipografi, 
   boşluk kullanımı, modern animasyonlar & kusursuz responsive.
   ============================================================ */

:root {
  /* Renk Paleti */
  --color-primary: #E31E24;
  --color-primary-hover: #C51319;
  --color-primary-glow: rgba(227, 30, 36, 0.28);
  --color-primary-subtle: rgba(227, 30, 36, 0.12);
  
  --color-gold: #C5A059;
  --color-gold-glow: rgba(197, 160, 89, 0.25);
  
  --color-bg-dark: #0B0E14;
  --color-surface-1: #11151F;
  --color-surface-2: #171D2A;
  --color-surface-3: #1E2536;
  
  --color-text-white: #FFFFFF;
  --color-text-light: #E2E8F0;
  --color-text-muted: #94A3B8;
  --color-text-dim: #64748B;
  
  --color-border-dark: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(227, 30, 36, 0.35);
  --color-border-gold: rgba(197, 160, 89, 0.3);
  
  --color-bg-light: #F8FAFC;
  --color-surface-light: #FFFFFF;
  --color-text-dark: #0F172A;
  --color-text-dark-muted: #475569;
  --color-border-light: #E2E8F0;

  /* Tipografi */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Boşluk ve Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  
  --header-height: 80px;
  --container-max: 1280px;
}

/* ------------------------------------------------------------
   Reset & Temel Ayarlar
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  line-height: 1.65;
  overflow-x: hidden;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Konteyner */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

.page-content-section {
  padding: 6rem 0;
  background-color: var(--color-bg-dark);
}

@media (max-width: 768px) {
  .page-content-section {
    padding: 3.5rem 0;
  }
}

/* ------------------------------------------------------------
   Tipografi ve Eyebrow Vurguları
   ------------------------------------------------------------ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
}

.eyebrow-red {
  color: var(--color-primary);
}
.eyebrow-red::before {
  background-color: var(--color-primary);
}

.section-title {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-text-white);
  margin-bottom: 1rem;
}

.section-title-dark {
  color: var(--color-text-dark);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 680px;
  line-height: 1.7;
}

.section-subtitle-dark {
  color: var(--color-text-dark-muted);
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.text-center {
  text-align: center;
}
.section-header.text-center .eyebrow {
  justify-content: center;
}
.section-header.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ------------------------------------------------------------
   Butonlar
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.85rem;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 18px var(--color-primary-glow);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--color-primary-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text-white);
  border: 1px solid var(--color-border-dark);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-outline-red {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn-outline-red:hover {
  background: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 16px var(--color-primary-glow);
  transform: translateY(-2px);
}

.btn-white {
  background: #FFFFFF;
  color: var(--color-text-dark);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}
.btn-white:hover {
  background: #F1F5F9;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.55rem 1.25rem;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

/* ------------------------------------------------------------
   Header & Navigasyon
   ------------------------------------------------------------ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(11, 14, 20, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-dark);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(11, 14, 20, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.logo-fallback {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text-white);
}
.logo-fallback span {
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-light);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: #FFFFFF;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border-dark);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  color: var(--color-text-white);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.mobile-nav-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* Mobil Menü Çekmecesi */
.mobile-menu-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background: #0D111A;
  z-index: 1001;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--color-border-dark);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.7);
  transition: right var(--transition-normal);
}

.mobile-menu-drawer.open {
  right: 0;
}

.mobile-menu-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-menu-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.mobile-menu-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-menu-link {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-light);
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-dark);
}

.mobile-menu-link:hover, .mobile-menu-link.active {
  color: var(--color-primary);
}

.mobile-menu-footer {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border-dark);
}

@media (max-width: 992px) {
  .nav-links, .nav-actions .btn {
    display: none;
  }
  .mobile-nav-toggle {
    display: flex;
  }
}

/* ------------------------------------------------------------
   Hero Slider Bölümü
   ------------------------------------------------------------ */
.hero-slider-section {
  position: relative;
  width: 100%;
  height: 90vh;
  min-height: 660px;
  max-height: 880px;
  margin-top: 0;
  padding: 0;
  overflow: hidden;
  background-color: var(--color-bg-dark);
}

.slider-container {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: inherit;
}

.slider-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.9s;
  z-index: 1;
}

.slider-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center center;
  transform: scale(1.06);
  transition: transform 7s ease-out;
}

.slider-slide.active .slide-bg {
  transform: scale(1);
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(11, 14, 20, 0.95) 0%,
    rgba(11, 14, 20, 0.82) 45%,
    rgba(11, 14, 20, 0.45) 80%,
    rgba(11, 14, 20, 0.3) 100%
  );
}

.slide-content-wrap {
  position: relative;
  z-index: 5;
  width: 100%;
  height: 100%;
  min-height: inherit;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 1.5rem);
  padding-bottom: 4rem;
}

.slide-content {
  max-width: 720px;
}

.slide-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.slide-desc {
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 620px;
}

.slide-buttons {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* Slider Kontrolleri */
.slider-nav-arrows {
  position: absolute;
  bottom: 3.5rem;
  right: 5%;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.slider-arrow {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border-dark);
  backdrop-filter: blur(12px);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.slider-arrow:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px var(--color-primary-glow);
  transform: translateY(-2px);
}

.slider-dots {
  position: absolute;
  bottom: 3.5rem;
  left: 5%;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.slider-dot {
  width: 32px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
}

.slider-dot.active {
  width: 54px;
  background: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary-glow);
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .hero-slider-section {
    height: auto;
    height: 100svh;
    min-height: 620px;
    max-height: none;
    display: flex;
    flex-direction: column;
  }

  .slider-container {
    height: 100%;
    min-height: 620px;
    flex: 1;
    display: flex;
  }

  .slider-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  .slide-bg {
    background-position: center center;
  }

  .slide-overlay {
    background: linear-gradient(
      180deg,
      rgba(11, 14, 20, 0.72) 0%,
      rgba(11, 14, 20, 0.86) 38%,
      rgba(11, 14, 20, 0.95) 75%,
      #0B0E14 100%
    );
  }

  .slide-content-wrap {
    padding-top: calc(var(--header-height) + 2.5rem);
    padding-bottom: 6rem;
    align-items: center;
    justify-content: center;
  }

  .slide-content {
    width: 100%;
    text-align: left;
  }

  .slide-title {
    font-size: clamp(1.8rem, 6.2vw, 2.35rem);
    line-height: 1.2;
    margin-bottom: 0.85rem;
  }

  .slide-desc {
    font-size: 0.95rem;
    line-height: 1.62;
    margin-bottom: 1.75rem;
    color: #CBD5E1;
  }

  .slide-buttons {
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
  }

  .slide-buttons .btn {
    width: 100%;
    padding: 0.85rem 1.5rem;
    font-size: 0.92rem;
    justify-content: center;
  }

  .slider-nav-arrows {
    bottom: 1.5rem;
    right: 1rem;
    gap: 0.5rem;
  }

  .slider-arrow {
    width: 44px;
    height: 44px;
  }

  .slider-dots {
    bottom: 2rem;
    left: 1rem;
    gap: 0.4rem;
  }

  .slider-dot {
    width: 24px;
    height: 3px;
  }

  .slider-dot.active {
    width: 40px;
  }
}

@media (max-width: 480px) {
  .hero-slider-section {
    min-height: 600px;
  }

  .slide-content-wrap {
    padding-top: calc(var(--header-height) + 2rem);
    padding-bottom: 5.5rem;
  }

  .slide-title {
    font-size: 1.8rem;
  }
}

/* ------------------------------------------------------------
   Hakkımızda & Değer Kartları Bölümü
   ------------------------------------------------------------ */
.about-preview-section {
  padding: 7rem 0;
  background-color: #0E121B;
  border-bottom: 1px solid var(--color-border-dark);
  position: relative;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
}

.about-intro-grid > * {
  min-width: 0;
}

.about-intro-media {
  position: relative;
  width: 100%;
}

.about-media-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-dark);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  width: 100%;
}

.about-media-card img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.about-media-card:hover img {
  transform: scale(1.03);
}

.about-badge-exp {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--color-primary);
  color: #FFFFFF;
  padding: 1.5rem 2rem;
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px var(--color-primary-glow);
  display: flex;
  flex-direction: column;
}

.about-badge-exp .num {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.about-badge-exp .text {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.95;
}

@media (max-width: 992px) {
  .about-preview-section {
    padding: 4.5rem 0;
  }
  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3.5rem;
  }
  .about-media-card img {
    height: 320px;
  }
  .about-badge-exp {
    bottom: 1rem;
    right: 1rem;
    padding: 1rem 1.5rem;
  }
}

@media (max-width: 640px) {
  .about-preview-section {
    padding: 3.5rem 0;
  }
  .about-intro-grid {
    gap: 2rem;
    margin-bottom: 2.5rem;
  }
  .about-media-card img {
    height: 250px;
  }
  .about-badge-exp {
    bottom: 0.75rem;
    right: 0.75rem;
    padding: 0.75rem 1.15rem;
  }
  .about-badge-exp .num {
    font-size: 1.85rem;
  }
  .about-badge-exp .text {
    font-size: 0.75rem;
  }
}

/* Hakkımızda Sayfası Detay Görünümü */
.about-detail-section {
  padding: 6rem 0;
  background-color: var(--color-bg-dark);
}

.about-detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4.5rem;
  align-items: center;
  margin-bottom: 6rem;
}

.about-detail-content,
.about-detail-media {
  min-width: 0;
}

.about-detail-media {
  position: relative;
  width: 100%;
}

.about-detail-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-dark);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
  width: 100%;
  background-color: #0B0E14;
}

.about-detail-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

.about-detail-badge {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  padding: 2rem;
  background: linear-gradient(to top, rgba(11, 14, 20, 0.95) 0%, rgba(11, 14, 20, 0.5) 60%, transparent 100%);
}

.about-detail-badge-inner {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.about-detail-badge-inner .num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
}

.about-detail-badge-inner .text {
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 992px) {
  .about-detail-section {
    padding: 4rem 0;
  }
  .about-detail-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
  }
  .about-detail-card img {
    height: 340px;
  }
}

@media (max-width: 640px) {
  .about-detail-section {
    padding: 3rem 0;
  }
  .about-detail-grid {
    gap: 2rem;
    margin-bottom: 3rem;
  }
  .about-detail-card img {
    height: 250px;
  }
  .about-detail-badge {
    padding: 1.25rem 1rem;
  }
  .about-detail-badge-inner .num {
    font-size: 2.2rem;
  }
  .about-detail-badge-inner .text {
    font-size: 0.82rem;
  }
}

/* 4 Değer / Bilgi Kartı Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.75rem;
  position: relative;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.value-card:hover {
  background: var(--color-surface-2);
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

.value-card-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 1.25rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.value-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: 0.85rem;
}

.value-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}

@media (max-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }
}

/* ------------------------------------------------------------
   Referans Projeler / Portföy Bölümü
   ------------------------------------------------------------ */
.portfolio-section {
  padding: 7rem 0;
  background-color: var(--color-bg-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  width: 100%;
  min-width: 0;
}

.project-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.project-media {
  position: relative;
  height: 260px;
  width: 100%;
  overflow: hidden;
  background-color: #000000;
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-media img {
  transform: scale(1.06);
}

.project-category-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(11, 14, 20, 0.85);
  backdrop-filter: blur(8px);
  color: var(--color-gold);
  border: 1px solid var(--color-border-gold);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

.project-body {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: 0.6rem;
  line-height: 1.35;
}

.project-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.project-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-dark);
  font-size: 0.82rem;
  color: var(--color-text-dim);
}

.project-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.88rem;
  transition: gap var(--transition-fast);
}

.project-link-btn:hover {
  color: #FFFFFF;
  gap: 0.65rem;
}

@media (max-width: 768px) {
  .portfolio-section {
    padding: 4rem 0;
  }
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .project-media {
    height: 220px;
  }
  .project-body {
    padding: 1.35rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .project-media {
    height: 190px;
  }
  .project-title {
    font-size: 1.15rem;
  }
  .project-desc {
    font-size: 0.88rem;
    margin-bottom: 1.25rem;
  }
}

/* ------------------------------------------------------------
   Detay Sayfası Genel Yerleşimi (Proje ve Hizmet Detayları)
   ------------------------------------------------------------ */
.detail-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

.detail-layout > * {
  min-width: 0;
}

.detail-cover-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2rem;
  border: 1px solid var(--color-border-dark);
  cursor: zoom-in;
  background-color: #000000;
  width: 100%;
}

.detail-cover-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  display: block;
}

.detail-zoom-badge {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  pointer-events: none;
}

.detail-gallery-wrap {
  margin-bottom: 3rem;
}

.detail-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 1rem;
}

.project-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-dark);
  height: 130px;
  cursor: zoom-in;
  background-color: #000000;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-fast);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.detail-content-box {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: 3rem;
  margin-bottom: 3rem;
}

.detail-box-heading {
  font-size: 1.85rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 1.5rem;
}

.detail-text-body {
  color: var(--color-text-light);
  font-size: 1.05rem;
  line-height: 1.85;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.detail-sidebar-card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  margin-bottom: 2rem;
  width: 100%;
}

.detail-sidebar-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-dark);
}

@media (max-width: 992px) {
  .detail-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .detail-cover-img {
    height: 250px;
  }
  .detail-zoom-badge {
    bottom: 0.6rem;
    right: 0.6rem;
    font-size: 0.75rem;
    padding: 0.35rem 0.65rem;
  }
  .detail-gallery-wrap {
    margin-bottom: 2rem;
  }
  .project-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  .gallery-item {
    height: 110px;
  }
  .detail-content-box {
    padding: 1.5rem 1.25rem;
    margin-bottom: 2rem;
  }
  .detail-box-heading {
    font-size: 1.45rem;
    margin-bottom: 1rem;
  }
  .detail-text-body {
    font-size: 0.95rem;
    line-height: 1.7;
    gap: 1rem;
  }
  .detail-sidebar-card {
    padding: 1.5rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .detail-cover-img {
    height: 210px;
  }
  .project-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }
  .gallery-item {
    height: 90px;
  }
}

/* Hizmetler Sayfası Satır Görünümü */
.service-row-item {
  min-width: 0;
}

@media (max-width: 992px) {
  .service-row-item {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
    padding: 2rem 1.5rem !important;
  }
  .service-row-item > div {
    order: unset !important;
  }
  .service-row-item img {
    height: 240px !important;
  }
}

@media (max-width: 480px) {
  .service-row-item {
    padding: 1.5rem 1rem !important;
  }
  .service-row-item img {
    height: 200px !important;
  }
}

/* ------------------------------------------------------------
   Hizmetlerimiz Bölümü
   ------------------------------------------------------------ */
.services-section {
  padding: 7rem 0;
  background-color: #0E131E;
  border-bottom: 1px solid var(--color-border-dark);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  min-width: 0;
}

.service-card:hover {
  background: var(--color-surface-2);
  border-color: var(--color-border-hover);
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.service-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: var(--color-primary-subtle);
  border: 1px solid rgba(227, 30, 36, 0.25);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all var(--transition-normal);
}

.service-icon-wrap svg {
  width: 28px;
  height: 28px;
}

.service-card:hover .service-icon-wrap {
  background: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 6px 20px var(--color-primary-glow);
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-white);
  margin-bottom: 0.75rem;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1.75rem;
  flex: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-gold);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all var(--transition-fast);
}

.service-link:hover {
  color: var(--color-primary);
  gap: 0.75rem;
}

@media (max-width: 768px) {
  .services-section {
    padding: 4rem 0;
  }
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .service-card {
    padding: 1.75rem 1.35rem;
  }
}

/* ------------------------------------------------------------
   CTA Çağrı Bandı
   ------------------------------------------------------------ */
.cta-banner-section {
  padding: 6rem 0;
  position: relative;
  background: radial-gradient(circle at center, #1B2232 0%, #0B0E14 100%);
  border-bottom: 1px solid var(--color-border-dark);
  text-align: center;
}

.cta-banner-box {
  max-width: 800px;
  margin: 0 auto;
}

/* ------------------------------------------------------------
   Footer Bölümü
   ------------------------------------------------------------ */
.site-footer {
  background-color: #07090D;
  border-top: 1px solid var(--color-border-dark);
  padding: 5rem 0 2rem;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr 1.5fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-col-about p {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: 1.25rem;
  max-width: 360px;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-white);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-link {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-primary);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-text-dim);
  font-size: 0.82rem;
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* ------------------------------------------------------------
   İç Sayfa Hero Banner
   ------------------------------------------------------------ */
.page-hero {
  padding: calc(var(--header-height) + 4rem) 0 4rem;
  background: radial-gradient(ellipse at top, #1A2234 0%, #0B0E14 70%);
  border-bottom: 1px solid var(--color-border-dark);
  text-align: center;
}

.page-hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.page-hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 650px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .page-hero {
    padding: calc(var(--header-height) + 2rem) 0 2.5rem;
  }
}

/* ------------------------------------------------------------
   İletişim Sayfası & Form Tasarımı
   ------------------------------------------------------------ */
.contact-section {
  padding: 5rem 0;
  background-color: var(--color-bg-dark);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 1.5fr;
  gap: 3.5rem;
}

.contact-info-card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.contact-form-card {
  background: var(--color-surface-1);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  background: #0B0E14;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.1rem;
  color: #FFFFFF;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .form-row-2 {
    grid-template-columns: 1fr;
  }
}

/* Bildirim & Alert Kutuları */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.alert-success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34D399;
}

.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #F87171;
}

/* Modal Görsel Görüntüleyici */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-content-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--color-border-dark);
  color: #FFFFFF;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--color-primary);
}

@media (max-width: 640px) {
  .modal-overlay {
    padding: 1rem;
  }
  .modal-content-img {
    max-width: 96vw;
    max-height: 80vh;
  }
  .modal-close-btn {
    top: 1rem;
    right: 1rem;
    width: 38px;
    height: 38px;
  }
}

/* Erişilebilirlik: prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}