/* ============================================================
   1. CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  --clr-primary:       #0a1628;
  --clr-primary-mid:   #122040;
  --clr-primary-light: #1a3a6e;
  --clr-accent:        #2563eb;
  --clr-accent-dark:   #1d4ed8;
  --clr-accent-light:  #3b82f6;
  --clr-silver:        #c0c8d4;
  --clr-silver-dark:   #8a9ab0;
  --clr-surface:       #f4f6f9;
  --clr-surface-2:     #e8ecf2;
  --clr-white:         #ffffff;
  --clr-text:          #1e293b;
  --clr-text-muted:    #64748b;

  --ff-base: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --section-py:    5rem;
  --section-py-sm: 3rem;

  --shadow-sm:   0 1px 3px rgba(10,22,40,.08);
  --shadow-card: 0 4px 24px rgba(10,22,40,.10);
  --shadow-nav:  0 2px 20px rgba(10,22,40,.18);

  --tr-fast:   150ms ease;
  --tr-normal: 300ms ease;
  --tr-slow:   500ms ease;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
}

/* ============================================================
   2. RESET / BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-anchor: none; }
#header-placeholder { height: 80px; }
body {
  font-family: var(--ff-base);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ============================================================
   3. TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-primary);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
p  { color: var(--clr-text-muted); line-height: 1.75; }

.section-badge {
  display: inline-block;
  background: rgba(37,99,235,.1);
  color: var(--clr-accent);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .35rem 1rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.section-title { margin-bottom: .75rem; }
.section-subtitle { color: var(--clr-text-muted); max-width: 600px; }
.section-header { margin-bottom: 3rem; }
.section-header.text-center .section-subtitle { margin: 0 auto; }

/* ============================================================
   4. UTILITIES
   ============================================================ */
.btn-uh-primary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--clr-accent);
  color: var(--clr-white);
  font-weight: 600;
  font-size: .95rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  transition: background var(--tr-normal), transform var(--tr-fast), box-shadow var(--tr-normal);
  border: 2px solid var(--clr-accent);
}
.btn-uh-primary:hover {
  background: var(--clr-accent-dark);
  border-color: var(--clr-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,99,235,.35);
  color: var(--clr-white);
}
.btn-uh-outline {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: transparent;
  color: var(--clr-white);
  font-weight: 600;
  font-size: .95rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 2px solid rgba(255,255,255,.5);
  transition: border-color var(--tr-normal), background var(--tr-normal), transform var(--tr-fast);
}
.btn-uh-outline:hover {
  border-color: var(--clr-white);
  background: rgba(255,255,255,.12);
  transform: translateY(-2px);
  color: var(--clr-white);
}
.btn-uh-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: transparent;
  color: var(--clr-primary);
  font-weight: 600;
  font-size: .95rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 2px solid var(--clr-primary);
  transition: all var(--tr-normal);
}
.btn-uh-outline-dark:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-2px);
}

section { padding: var(--section-py) 0; }
.bg-primary-dark { background: var(--clr-primary); }
.bg-surface { background: var(--clr-surface); }

/* ============================================================
   5. HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--clr-white);
  box-shadow: var(--shadow-nav);
  transition: padding var(--tr-normal), background var(--tr-normal);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  transition: padding var(--tr-normal);
}
.site-header.scrolled .header__inner { padding: .6rem 0; }

.header__logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: height var(--tr-normal);
}
.site-header.scrolled .header__logo img { height: 42px; }

/* Desktop nav */
.header__nav { display: flex; align-items: center; gap: .25rem; }
.header__nav > ul { display: flex; align-items: center; gap: .1rem; }
.header__nav > ul > li { position: relative; }
.has-mega-menu { position: relative; }
.header__nav > ul > li > a {
  display: flex;
  align-items: center;
  gap: .3rem;
  padding: .5rem .85rem;
  font-size: .92rem;
  font-weight: 500;
  color: var(--clr-primary);
  border-radius: var(--radius-sm);
  transition: color var(--tr-fast), background var(--tr-fast);
  white-space: nowrap;
}
.header__nav > ul > li > a:hover,
.header__nav > ul > li > a.active {
  color: var(--clr-accent);
  background: rgba(37,99,235,.07);
}
.header__nav > ul > li > a .fa-chevron-down {
  font-size: .7rem;
  transition: transform var(--tr-fast);
}
.header__nav > ul > li:hover > a .fa-chevron-down { transform: rotate(180deg); }

/* Mega menu */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--clr-white);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(10,22,40,.18);
  padding: 1.5rem;
  display: flex;
  gap: 2rem;
  min-width: 400px;
  border-top: 3px solid var(--clr-accent);
  z-index: 100;
  /* visibility yaklaşımı: pointer-events korunur, display toggle yok */
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
}
.has-mega-menu:hover .mega-menu,
.has-mega-menu:focus-within .mega-menu {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
/* Görünmez köprü: nav link altı ile dropdown arası */
.has-mega-menu::after {
  content: '';
  position: absolute;
  top: 100%;
  left: -20px;
  right: -20px;
  height: 12px;
}
.mega-menu__col h6 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-silver-dark);
  margin-bottom: .75rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--clr-surface-2);
}
.mega-menu__col ul li a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .5rem;
  font-size: .9rem;
  color: var(--clr-text);
  border-radius: var(--radius-sm);
  transition: color var(--tr-fast), background var(--tr-fast), padding-left var(--tr-fast);
}
.mega-menu__col ul li a:hover {
  color: var(--clr-accent);
  background: rgba(37,99,235,.06);
  padding-left: .9rem;
}
.mega-menu__col ul li a i { color: var(--clr-accent); width: 16px; }

/* CTA area */
.header__actions { display: flex; align-items: center; gap: .75rem; }
.header__phone { display: flex; align-items: center; gap: .5rem; font-size: .9rem; font-weight: 500; color: var(--clr-primary); }
.header__phone i { color: var(--clr-accent); }

/* Mobile hamburger */
.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  cursor: pointer;
}
.header__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
  transition: all var(--tr-normal);
}
.header__hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.header__hamburger.active span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.header__hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================================
   6. OFFCANVAS FORM (Teklif Al)
   ============================================================ */
.offcanvas-teklif { max-width: 420px; background: var(--clr-primary) !important; }
.offcanvas-teklif .offcanvas-header { border-bottom: 1px solid rgba(255,255,255,.1); }
.offcanvas-teklif .offcanvas-title { color: var(--clr-white); font-size: 1.3rem; }
.offcanvas-teklif .btn-close { filter: invert(1); }
.offcanvas-teklif .offcanvas-body { padding: 1.5rem; }
.teklif-form .form-label { color: var(--clr-silver); font-size: .85rem; font-weight: 500; margin-bottom: .35rem; }
.teklif-form .form-control, .teklif-form .form-select {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.15);
  color: var(--clr-white);
  border-radius: var(--radius-sm);
  padding: .65rem .9rem;
  font-size: .9rem;
  transition: border-color var(--tr-fast), background var(--tr-fast);
}
.teklif-form .form-control::placeholder { color: rgba(255,255,255,.3); }
.teklif-form .form-control:focus {
  background: rgba(255,255,255,.12);
  border-color: var(--clr-accent-light);
  box-shadow: 0 0 0 3px rgba(37,99,235,.25);
  color: var(--clr-white);
}
.teklif-form .form-select option { background: var(--clr-primary-mid); color: var(--clr-white); }
.teklif-form .mb-3 { margin-bottom: 1rem !important; }

/* ============================================================
   7. HİZMETLER HERO SLİDER
   ============================================================ */
.hs-wrap {
  position: relative;
  width: 100%;
  height: 700px;
  overflow: hidden;
  background: var(--clr-primary);
}

/* Arka plan slide'ları */
.hs-bg-swiper { position: absolute; inset: 0; height: 100%; touch-action: pan-y !important; }
.hs-bg-swiper .swiper-wrapper { touch-action: pan-y !important; }
.hs-bg-slide {
  position: relative;
  height: 100%;
}
.hs-bg-slide__img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.hs-bg-slide__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg,
    rgba(10,22,40,.75) 0%,
    rgba(10,22,40,.50) 35%,
    rgba(10,22,40,.10) 60%,
    transparent 100%);
}

/* Sol içerik alanı */
.hs-content {
  position: absolute;
  top: 0; left: 0; bottom: 140px;
  width: 60%;
  display: flex;
  align-items: center;
  z-index: 10;
  padding: 0 2rem 0 0;
}
.hs-content__inner { max-width: 640px; }
.hs-content__tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(37,99,235,.2);
  border: 1px solid rgba(37,99,235,.45);
  color: var(--clr-accent-light);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .35rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}
.hs-content__title {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}
.hs-content__title span { color: var(--clr-accent-light); }
.hs-content__desc {
  font-size: 1rem;
  color: rgba(255,255,255,.78);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 500px;
}
.hs-content__btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Sağ ok butonları */
.hs-nav {
  position: absolute;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.hs-nav__btn {
  width: 52px; height: 52px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-white);
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--tr-normal), border-color var(--tr-normal), transform var(--tr-fast);
  backdrop-filter: blur(6px);
}
.hs-nav__btn:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  transform: scale(1.08);
}

/* Alt sekme çubuğu */
.hs-tabs {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 130px;
  background: rgba(10,22,40,.88);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255,255,255,.08);
  z-index: 10;
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  scrollbar-width: none;
}
.hs-tabs::-webkit-scrollbar { display: none; }
.hs-tab {
  flex: 1;
  min-width: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem .75rem;
  cursor: pointer;
  border-right: 1px solid rgba(255,255,255,.06);
  border-bottom: 3px solid transparent;
  transition: background var(--tr-fast), border-color var(--tr-fast);
  text-align: center;
}
.hs-tab:last-child { border-right: none; }
.hs-tab:hover { background: rgba(255,255,255,.05); }
.hs-tab.active {
  background: rgba(37,99,235,.15);
  border-bottom-color: var(--clr-accent);
}
.hs-tab__icon {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.07);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: .95rem;
  color: var(--clr-silver);
  transition: background var(--tr-fast), color var(--tr-fast);
}
.hs-tab.active .hs-tab__icon { background: var(--clr-accent); color: var(--clr-white); }
.hs-tab__label {
  font-size: .72rem;
  font-weight: 600;
  color: rgba(255,255,255,.55);
  line-height: 1.3;
  max-width: 110px;
  transition: color var(--tr-fast);
}
.hs-tab.active .hs-tab__label { color: var(--clr-white); }

/* Slide içerik geçişi */
.hs-slide-content {
  display: none;
  opacity: 0;
  transform: translateY(18px);
}
.hs-slide-content.active {
  display: block;
  animation: hsFadeUp .5s ease forwards;
}
@keyframes hsFadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Slide sayacı */
.hs-counter {
  position: absolute;
  bottom: 148px;
  right: 2rem;
  z-index: 10;
  color: rgba(255,255,255,.45);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .05em;
}
.hs-counter__current { color: var(--clr-white); font-size: 1.1rem; }

/* Responsive */
@media (max-width: 991.98px) {
  .hs-wrap { height: auto; min-height: 600px; padding-bottom: 120px; }
  .hs-content { width: 75%; bottom: 140px; }
  .hs-nav { right: 1rem; }
  .hs-tab__label { font-size: .65rem; max-width: 90px; }
}
@media (max-width: 767.98px) {
  .hs-wrap { min-height: 520px; padding-bottom: 110px; }
  .hs-content { width: 90%; bottom: 130px; }
  .hs-nav { display: none; }
  .hs-tabs { height: 110px; }
  .hs-tab { min-width: 100px; }
}

/* Eski hero slider stilleri (temizlendi) */
.hero-slider { display: none; }

/* ============================================================
   8. FİRMA TANITIMI + SAYAÇLAR
   ============================================================ */
.firma-tanitim { padding: var(--section-py) 0; }
.firma-tanitim__text h2 { margin-bottom: 1.25rem; }
.firma-tanitim__text p { margin-bottom: 1rem; }
.firma-tanitim__text .btn-uh-primary { margin-top: .75rem; }

.firma-tanitim__highlight {
  background: var(--clr-accent);
  color: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 2rem 2rem 1.5rem;
  height: 100%;
}
.firma-tanitim__highlight h3 { color: var(--clr-white); margin-bottom: .5rem; }
.firma-tanitim__highlight p { color: rgba(255,255,255,.8); margin-bottom: 0; }

.counter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.counter-box {
  background: var(--clr-white);
  border: 1px solid var(--clr-surface-2);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--tr-normal), box-shadow var(--tr-normal);
}
.counter-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.counter-box__number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
  margin-bottom: .25rem;
}
.counter-box__number .suffix { font-size: 1.5rem; color: var(--clr-accent); }
.counter-box__label { font-size: .82rem; color: var(--clr-text-muted); font-weight: 500; }

/* ============================================================
   9. HİZMETLER
   ============================================================ */
.hizmetler-section { background: var(--clr-surface); }
.service-card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid transparent;
  transition: transform var(--tr-normal), box-shadow var(--tr-normal), border-color var(--tr-normal);
  height: 100%;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: rgba(37,99,235,.15);
}
.service-card__icon {
  width: 72px; height: 72px;
  background: linear-gradient(135deg, rgba(37,99,235,.1), rgba(37,99,235,.05));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.75rem;
  color: var(--clr-accent);
  transition: background var(--tr-normal), color var(--tr-normal);
}
.service-card:hover .service-card__icon {
  background: var(--clr-accent);
  color: var(--clr-white);
}
.service-card__title { margin-bottom: .75rem; font-size: 1.1rem; }
.service-card__text { font-size: .9rem; margin-bottom: 1.25rem; }
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: var(--clr-accent);
  font-size: .88rem;
  font-weight: 600;
  transition: gap var(--tr-fast);
}
.service-card__link:hover { gap: .7rem; }

/* ============================================================
   10. ÜRETİM SÜRECİ
   ============================================================ */
.uretim-section {}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 2px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-light), var(--clr-silver));
}
.process-step { text-align: center; padding: 0 1rem; position: relative; }
.process-step__number {
  width: 80px; height: 80px;
  background: var(--clr-primary);
  color: var(--clr-white);
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  border: 4px solid var(--clr-accent);
  position: relative;
  z-index: 1;
  transition: background var(--tr-normal), transform var(--tr-normal);
}
.process-step:hover .process-step__number { background: var(--clr-accent); transform: scale(1.1); }
.process-step__title { font-size: 1rem; margin-bottom: .5rem; }
.process-step__text { font-size: .85rem; color: var(--clr-text-muted); }

/* ============================================================
   11. REFERANSLAR (Logo slider)
   ============================================================ */
.referanslar-section { background: var(--clr-surface); padding: 3rem 0; }
.referanslar-section .section-header { margin-bottom: 2rem; }
.referans-logo {
  padding: .75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.referans-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(.5);
  transition: filter var(--tr-normal);
}
.referans-logo img:hover { filter: grayscale(0%) opacity(1); }

/* ============================================================
   12. PROJELER
   ============================================================ */
.projeler-section {}
.project-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-card);
  cursor: pointer;
}
.project-card__img {
  width: 100%; height: 280px;
  object-fit: cover;
  transition: transform var(--tr-slow);
}
.project-card:hover .project-card__img { transform: scale(1.07); }
.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,.9) 0%, rgba(10,22,40,.3) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--tr-normal);
}
.project-card:hover .project-card__overlay { opacity: 1; }
.project-card__title { color: var(--clr-white); font-size: 1.05rem; margin-bottom: .25rem; }
.project-card__meta { color: var(--clr-silver); font-size: .82rem; }
.project-card__tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: var(--clr-accent);
  color: var(--clr-white);
  font-size: .75rem;
  font-weight: 600;
  padding: .25rem .75rem;
  border-radius: 100px;
}

/* ============================================================
   13. İSTATİSTİKLER
   ============================================================ */
.istatistik-section {
  background: var(--clr-primary);
  position: relative;
  overflow: hidden;
}
.istatistik-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("../images/placeholder.svg") center/cover no-repeat;
  opacity: .04;
}
.istatistik-box { text-align: center; padding: 1.5rem 1rem; position: relative; }
.istatistik-box__number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1;
  margin-bottom: .5rem;
}
.istatistik-box__number .suffix { color: var(--clr-accent-light); }
.istatistik-box__label { font-size: .9rem; color: var(--clr-silver); font-weight: 500; }
.istatistik-box__icon { font-size: 2rem; color: rgba(37,99,235,.5); margin-bottom: 1rem; }
.istatistik-divider {
  width: 1px;
  background: rgba(255,255,255,.1);
  align-self: stretch;
  margin: 1rem 0;
}

/* ============================================================
   14. İLETİŞİM FORMU
   ============================================================ */
.iletisim-section { background: var(--clr-surface); }
.contact-form-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}
.contact-info-card {
  background: var(--clr-primary);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  height: 100%;
}
.contact-info-card h3 { color: var(--clr-white); margin-bottom: 2rem; }
.contact-info-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; align-items: flex-start; }
.contact-info-item__icon {
  width: 44px; height: 44px; min-width: 44px;
  background: rgba(37,99,235,.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent-light);
  font-size: 1.1rem;
}
.contact-info-item__text { color: rgba(255,255,255,.7); font-size: .9rem; }
.contact-info-item__text strong { display: block; color: var(--clr-white); font-size: .85rem; margin-bottom: .2rem; }
.contact-social-links { display: flex; gap: .75rem; margin-top: 2rem; }
.contact-social-links a {
  width: 40px; height: 40px;
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-silver);
  font-size: 1rem;
  transition: background var(--tr-normal), color var(--tr-normal);
}
.contact-social-links a:hover { background: var(--clr-accent); color: var(--clr-white); }

.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: .88rem; font-weight: 600; color: var(--clr-text); margin-bottom: .4rem; }
.form-group .form-control, .form-group .form-select {
  width: 100%;
  padding: .7rem 1rem;
  border: 1.5px solid var(--clr-surface-2);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-family: var(--ff-base);
  color: var(--clr-text);
  background: var(--clr-white);
  transition: border-color var(--tr-fast), box-shadow var(--tr-fast);
}
.form-group .form-control:focus, .form-group .form-select:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.15);
  outline: none;
}
.form-group .form-control.error { border-color: #ef4444; }
.form-group .error-msg { font-size: .78rem; color: #ef4444; margin-top: .3rem; display: none; }
.form-group.has-error .error-msg { display: block; }
.form-group textarea.form-control { resize: vertical; min-height: 120px; }

/* ============================================================
   15. FOOTER
   ============================================================ */
.site-footer { background: var(--clr-primary); color: var(--clr-silver); }
.footer__top { padding: 4rem 0 3rem; }
.footer__logo { margin-bottom: 1.25rem; }
.footer__logo img { height: 48px; width: auto; }
.footer__desc { font-size: .88rem; color: rgba(255,255,255,.6); line-height: 1.7; margin-bottom: 1.5rem; }
.footer__widget-title {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-white);
  margin-bottom: 1.25rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer__links li { margin-bottom: .5rem; }
.footer__links li a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  display: flex;
  align-items: center;
  gap: .4rem;
  transition: color var(--tr-fast), gap var(--tr-fast);
}
.footer__links li a::before {
  content: '→';
  font-size: .75rem;
  color: var(--clr-accent);
  opacity: 0;
  transition: opacity var(--tr-fast);
}
.footer__links li a:hover { color: var(--clr-white); gap: .7rem; }
.footer__links li a:hover::before { opacity: 1; }

.footer-contact-item { display: flex; gap: .75rem; align-items: flex-start; margin-bottom: 1rem; }
.footer-contact-item i { color: var(--clr-accent-light); margin-top: .15rem; min-width: 16px; }
.footer-contact-item span { font-size: .88rem; color: rgba(255,255,255,.65); line-height: 1.5; }

.footer__social { display: flex; gap: .5rem; margin-top: 1rem; }
.footer__social a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.07);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: .9rem;
  transition: background var(--tr-normal), color var(--tr-normal);
}
.footer__social a:hover { background: var(--clr-accent); color: var(--clr-white); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
}
.footer__bottom p { font-size: .82rem; color: rgba(255,255,255,.4); margin: 0; }
.footer__bottom a { color: rgba(255,255,255,.6); transition: color var(--tr-fast); }
.footer__bottom a:hover { color: var(--clr-accent-light); }

/* ============================================================
   16. SCROLL TO TOP
   ============================================================ */
.scroll-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: var(--clr-accent);
  color: var(--clr-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 4px 16px rgba(37,99,235,.4);
  z-index: 999;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--tr-normal), transform var(--tr-normal), background var(--tr-normal);
  pointer-events: none;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.scroll-top:hover { background: var(--clr-accent-dark); }

/* ============================================================
   17. SAYFA BANNER (İç sayfalar)
   ============================================================ */
.page-banner--hakkimizda {
  background-image: url('../images/Hakkımızda.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.page-banner--hakkimizda::after {
  background: linear-gradient(135deg, rgba(10,22,40,.82) 0%, rgba(26,58,110,.6) 100%);
}

.page-banner {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-light) 100%);
  padding: 7rem 0 4rem;
  margin-top: 80px;
  position: relative;
  overflow: hidden;
}
.page-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("../images/placeholder.svg") center/cover;
  opacity: .04;
}
.page-banner__content { position: relative; z-index: 1; }
.page-banner h1 { color: var(--clr-white); margin-bottom: .5rem; }
.breadcrumb-nav { display: flex; align-items: center; gap: .5rem; }
.breadcrumb-nav a { color: rgba(255,255,255,.6); font-size: .88rem; transition: color var(--tr-fast); }
.breadcrumb-nav a:hover { color: var(--clr-white); }
.breadcrumb-nav span { color: rgba(255,255,255,.3); font-size: .75rem; }
.breadcrumb-nav .current { color: var(--clr-accent-light); font-size: .88rem; }

/* ============================================================
   18. HAKKIMIZDA SAYFA
   ============================================================ */
.misyon-vizyon-card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--clr-accent);
  height: 100%;
}
.misyon-vizyon-card h4 { margin-bottom: .75rem; }

.uretim-kapasite-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: var(--clr-surface);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}
.uretim-kapasite-item i { color: var(--clr-accent); font-size: 1.5rem; min-width: 24px; margin-top: .2rem; }
.uretim-kapasite-item h5 { margin-bottom: .25rem; }
.uretim-kapasite-item p { margin: 0; font-size: .88rem; }

/* ============================================================
   18b. TANITIM GALERİSİ
   ============================================================ */
.tanitim-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.tanitim-gallery__item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}
.tanitim-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--tr-slow);
  display: block;
}
.tanitim-gallery__item:hover img { transform: scale(1.06); }

@media (max-width: 767.98px) {
  .tanitim-gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 479.98px) {
  .tanitim-gallery { grid-template-columns: 1fr; }
}

/* ============================================================
   19. HİZMETLERİMİZ SAYFA (alternating rows)
   ============================================================ */
.hizmet-row { padding: 4rem 0; }
.hizmet-row:nth-child(even) { background: var(--clr-surface); }
.hizmet-row__img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.hizmet-row__img img { width: 100%; height: 380px; object-fit: cover; }
.hizmet-row__content { padding: 2rem 0; }
.hizmet-row__content h2 { margin-bottom: 1rem; }
.hizmet-row__content p { margin-bottom: 1rem; }
.hizmet-feature { display: flex; align-items: center; gap: .5rem; margin-bottom: .5rem; font-size: .9rem; }
.hizmet-feature i { color: var(--clr-accent); }

/* ============================================================
   20. PROJELER SAYFA (filter)
   ============================================================ */
.filter-btns { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 2rem; }
.filter-btn {
  padding: .45rem 1.1rem;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  border: 1.5px solid var(--clr-surface-2);
  background: var(--clr-white);
  transition: all var(--tr-fast);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-white);
}
.project-item { transition: opacity .3s, transform .3s; }
.project-item.hidden { opacity: 0; transform: scale(.96); pointer-events: none; height: 0; overflow: hidden; margin: 0; padding: 0; }

/* ============================================================
   21. BLOG SAYFA
   ============================================================ */
.blog-card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-surface-2);
  transition: transform var(--tr-normal), box-shadow var(--tr-normal);
  height: 100%;
}
.blog-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); }
.blog-card__img { height: 220px; overflow: hidden; }
.blog-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--tr-slow); }
.blog-card:hover .blog-card__img img { transform: scale(1.06); }
.blog-card__body { padding: 1.5rem; }
.blog-card__tag {
  display: inline-block;
  background: rgba(37,99,235,.1);
  color: var(--clr-accent);
  font-size: .75rem;
  font-weight: 600;
  padding: .2rem .7rem;
  border-radius: 100px;
  margin-bottom: .75rem;
}
.blog-card__title { font-size: 1.05rem; margin-bottom: .6rem; line-height: 1.4; }
.blog-card__title a { color: var(--clr-primary); transition: color var(--tr-fast); }
.blog-card__title a:hover { color: var(--clr-accent); }
.blog-card__meta { font-size: .8rem; color: var(--clr-text-muted); }
.blog-card__meta span + span::before { content: ' · '; }

/* ============================================================
   22. İLETİŞİM SAYFA
   ============================================================ */
.map-container { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); }
.map-container iframe { display: block; width: 100%; height: 420px; border: 0; }

/* ============================================================
   23. AOS OVERRIDES
   ============================================================ */
[data-aos] { pointer-events: none; }
[data-aos].aos-animate { pointer-events: auto; }

/* ============================================================
   24. MOBILE MENU (Offcanvas)
   ============================================================ */
.offcanvas-mobile { max-width: 320px; }
.mobile-nav { padding: 1.5rem 0; }
.mobile-nav li { border-bottom: 1px solid var(--clr-surface-2); }
.mobile-nav li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .85rem 1rem;
  font-size: .95rem;
  font-weight: 500;
  color: var(--clr-text);
  transition: color var(--tr-fast), background var(--tr-fast);
}
.mobile-nav li a:hover, .mobile-nav li a.active {
  color: var(--clr-accent);
  background: rgba(37,99,235,.05);
}
.mobile-submenu { padding-left: 1rem; background: var(--clr-surface); }
.mobile-submenu li a { font-size: .88rem; padding: .6rem 1rem; }

/* ============================================================
   24b. REFERANSLAR SAYFA
   ============================================================ */
.ref-stats { margin-bottom: 3rem; }
.ref-stat-box {
  background: var(--clr-white);
  border: 1px solid var(--clr-surface-2);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.ref-stat-box__number { font-size: 2rem; font-weight: 800; color: var(--clr-primary); line-height: 1; }
.ref-stat-box__label  { font-size: .82rem; color: var(--clr-text-muted); margin-top: .3rem; }

.ref-table-wrap {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.ref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}
.ref-table thead tr {
  background: var(--clr-primary);
  color: var(--clr-white);
}
.ref-table thead th {
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.ref-table tbody tr {
  border-bottom: 1px solid var(--clr-surface-2);
  transition: background var(--tr-fast);
}
.ref-table tbody tr:last-child { border-bottom: none; }
.ref-table tbody tr:hover { background: rgba(37,99,235,.04); }
.ref-table tbody td { padding: .85rem 1.25rem; vertical-align: middle; }
.ref-table td:first-child {
  font-weight: 600;
  color: var(--clr-accent);
  white-space: nowrap;
  min-width: 110px;
}
.ref-table td:nth-child(2) { font-weight: 500; color: var(--clr-text); }
.ref-table td:nth-child(3) {
  white-space: nowrap;
  color: var(--clr-text-muted);
  font-size: .85rem;
}

.ref-badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .72rem;
  font-weight: 700;
  padding: .2rem .6rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.ref-badge--hastane  { background: rgba(37,99,235,.1);  color: #1d4ed8; }
.ref-badge--universite { background: rgba(124,58,237,.1); color: #6d28d9; }
.ref-badge--avm      { background: rgba(5,150,105,.1);  color: #047857; }
.ref-badge--diger    { background: rgba(217,119,6,.1);  color: #b45309; }
.ref-badge--devam    { background: rgba(220,38,38,.1);  color: #b91c1c; }

.ref-ongoing-row td { color: var(--clr-text-muted); }
.ref-ongoing-row td:first-child {
  color: #b91c1c;
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* ============================================================
   25. RESPONSIVE
   ============================================================ */
@media (max-width: 1199.98px) {
  .header__nav > ul > li > a { padding: .5rem .6rem; font-size: .88rem; }
}

@media (max-width: 991.98px) {
  :root { --section-py: 3.5rem; }
  .header__nav { display: none; }
  .header__hamburger { display: flex; }
  .header__actions .btn-uh-primary { display: none; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-steps::before { display: none; }
  .process-step { margin-bottom: 2rem; }
}

@media (max-width: 767.98px) {
  :root { --section-py: 3rem; }
  .hero-slider { height: 100svh; max-height: 700px; }
  .hero-slider__btns { flex-direction: column; align-items: flex-start; }
  .counter-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .contact-form-card, .contact-info-card { padding: 1.5rem; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .istatistik-divider { display: none; }
}

@media (max-width: 575.98px) {
  .hero-slider__title { font-size: 1.9rem; }
  .counter-grid { grid-template-columns: 1fr 1fr; gap: .75rem; }
  .counter-box { padding: 1.1rem .75rem; }
  .counter-box__number { font-size: 1.75rem; }
}