/* ==========================================================================
   3EM PROJE VE DANIŞMANLIK — Modern V2 Stylesheet
   Ultra-lightweight, responsive, GPU-accelerated animations & faithful layout
   ========================================================================== */

@view-transition {
  navigation: auto;
}

:root {
  --teal: #62bab1;
  --teal-dark: #489e95;
  --teal-deep: #1f4e49;
  --red: #db545a;
  --gold: #f1c50e;
  --gold-light: #f5d654;
  --cyan: #2cccc4;
  --dark: #292d33;
  --darker: #1a1d21;
  --black: #000000;
  --footer-bg: #333333;
  --grey-light: #f2f2f2;
  --grey-lighter: #f7f9f9;
  --text: #111111;
  --text-muted: #666666;
  --white: #ffffff;
  --container: 1140px;
  --font-main: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Montserrat', 'Roboto', sans-serif;
  --font-oswald: 'Oswald', 'Montserrat', sans-serif;
  --font-ubuntu: 'Ubuntu', 'Montserrat', sans-serif;
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.28);
  --transition-fast: 0.25s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::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;
}

body {
  font-family: var(--font-main);
  color: var(--text);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.site-header.scrolled {
  background: rgba(0, 0, 0, 0.97);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  gap: 24px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.site-logo img {
  height: 54px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.site-logo:hover img {
  transform: scale(1.03);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  display: inline-block;
  padding: 10px 14px;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-fast);
}

.nav-link:hover {
  color: var(--cyan);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-link.active {
  color: var(--gold-light);
}

.nav-link.active::after {
  background: var(--gold-light);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--white);
  width: 44px;
  height: 44px;
  border-radius: 6px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Mobile Off-Canvas Drawer */
.offcanvas-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

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

.offcanvas-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: rgba(0, 0, 0, 0.96);
  z-index: 2000;
  padding: 28px 24px;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.offcanvas-drawer.open {
  transform: translateX(0);
}

.offcanvas-close {
  align-self: flex-end;
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

.offcanvas-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: center;
  margin-top: 16px;
}

.offcanvas-nav a {
  padding: 12px;
  color: var(--white);
  font-size: 1.15rem;
  font-family: var(--font-heading);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.offcanvas-nav a:hover,
.offcanvas-nav a.active {
  color: var(--gold-light);
}

/* ==========================================================================
   SCROLL REVEAL & TRANSITION EFFECTS (Faithful to Nicepage Animations)
   ========================================================================== */
[data-animate] {
  opacity: 0;
  will-change: transform, opacity;
  transition: opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-animate="fade-up"] {
  transform: translateY(42px);
}

[data-animate="fade-down"] {
  transform: translateY(-36px);
}

[data-animate="fade-left"] {
  transform: translateX(-48px);
}

[data-animate="fade-right"] {
  transform: translateX(48px);
}

[data-animate="zoom-in"] {
  transform: scale(0.9);
}

[data-animate="flip-x"] {
  transform: perspective(1000px) rotateX(65deg);
  transform-origin: center top;
}

[data-animate="bounce-in"] {
  transform: scale(0.75);
  transition-timing-function: cubic-bezier(0.34, 1.56, 0.64, 1);
}

[data-animate].in-view {
  opacity: 1;
  transform: perspective(1000px) translate3d(0, 0, 0) scale(1) rotateX(0deg);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 32px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-teal {
  background: var(--teal);
  color: var(--white);
}

.btn-teal:hover {
  background: var(--teal-dark);
  box-shadow: 0 8px 20px rgba(98, 186, 177, 0.35);
}

.btn-gold {
  background: var(--gold);
  color: var(--text);
}

.btn-gold:hover {
  background: var(--gold-light);
  box-shadow: 0 8px 20px rgba(241, 197, 14, 0.35);
}

.btn-red {
  background: var(--red);
  color: var(--white);
}

.btn-red:hover {
  background: #c44147;
}

.btn-white {
  background: var(--white);
  color: var(--text);
  border-color: var(--white);
}

.btn-white:hover {
  background: transparent;
  color: var(--white);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--text);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text);
  border-color: var(--text);
}

.btn-outline-dark:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--white);
}

.btn-pill {
  border-radius: 50px;
}

/* ==========================================================================
   ANASAYFA — SECTION 1: HERO GALLERY & THUMBNAIL CAROUSEL
   ========================================================================== */
.home-hero {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 56px 0 64px;
  color: var(--white);
  overflow: hidden;
}

.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.45) 100%);
  z-index: 0;
}

.home-hero > .container {
  position: relative;
  z-index: 1;
}

.hero-gallery {
  position: relative;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-slides {
  position: relative;
  height: clamp(360px, 60vh, 620px);
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 0.75s ease, transform 0.9s ease;
  pointer-events: none;
}

.hero-slide.active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: zoom-in;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--white);
  background: rgba(0, 0, 0, 0.45);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel-btn:hover {
  background: var(--white);
  color: var(--black);
}

.carousel-btn.prev {
  left: 18px;
}

.carousel-btn.next {
  right: 18px;
}

.carousel-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.hero-thumbnails {
  display: flex;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(0, 0, 0, 0.65);
  overflow-x: auto;
  justify-content: center;
  scrollbar-width: thin;
}

.hero-thumb {
  width: 96px;
  height: 68px;
  flex-shrink: 0;
  border: 2px solid rgba(255, 255, 255, 0.5);
  opacity: 0.65;
  cursor: pointer;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.hero-thumb:hover,
.hero-thumb.active {
  opacity: 1;
  border-color: var(--white);
  transform: translateY(-2px);
}

.hero-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-caption-bar {
  margin-top: 28px;
  text-align: center;
  font-size: 1.15rem;
}

.hero-caption-bar a {
  color: var(--teal);
  font-weight: 700;
  font-size: 1.3rem;
}

.hero-caption-bar a:hover {
  color: var(--gold-light);
}

/* ==========================================================================
   ANASAYFA — SECTION 2: 3-SLIDE FEATURE CAROUSEL
   ========================================================================== */
.feature-slider {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  background: var(--darker);
}

.feature-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s ease;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
}

.feature-slide.active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
  min-height: 560px;
}

.feature-slide.has-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.68) 0%, rgba(0, 0, 0, 0.35) 60%, rgba(0, 0, 0, 0.2) 100%);
}

.feature-slide .container {
  position: relative;
  z-index: 2;
  padding: 64px 0;
}

.feature-box {
  max-width: 600px;
  color: var(--white);
}

.feature-slide.light-slide {
  background: var(--white);
  color: var(--text);
}

.feature-slide.light-slide .feature-box {
  color: var(--text);
  max-width: 780px;
}

.stella-name {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 6vw, 4.75rem);
  font-weight: 700;
  line-height: 1.05;
}

.stella-surname {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 300;
  margin-bottom: 20px;
}

.feature-box h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  margin-bottom: 20px;
}

.feature-box p,
.feature-box h5 {
  font-size: 1.125rem;
  line-height: 1.75;
  font-weight: 400;
  margin-top: 18px;
}

.slider-dots {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 5;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: rgba(160, 160, 160, 0.6);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  background: var(--gold);
  transform: scale(1.25);
}

/* ==========================================================================
   ANASAYFA — SECTION 3: BLOCKQUOTE & INTRO
   ========================================================================== */
.home-intro {
  padding: 84px 0;
  background: var(--white);
  position: relative;
}

.home-intro-inner {
  position: relative;
  padding-right: 110px;
}

.intro-blockquote {
  border-left: 20px solid var(--red);
  padding-left: 28px;
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.2vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 28px;
  color: var(--text);
}

.intro-paragraph {
  font-family: var(--font-heading);
  font-size: 1.18rem;
  line-height: 2;
  color: #333;
}

.intro-shape-svg {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 72px;
  height: 72px;
  color: var(--gold);
}

.intro-shape-svg svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* ==========================================================================
   ANASAYFA — SECTION 4: 01-04 PROJECT & SERVICE GRID
   ========================================================================== */
.home-grid-section {
  padding: 72px 0 96px;
  background: var(--grey-lighter);
  position: relative;
}

.home-bento {
  display: grid;
  grid-template-columns: 3.2fr 6.8fr;
  gap: 36px;
  align-items: start;
}

.bento-left-card {
  background: var(--white);
  padding: 24px;
  box-shadow: var(--shadow-md);
  border-radius: 4px;
}

.bento-left-card img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.28);
  margin-bottom: 24px;
  cursor: zoom-in;
  transition: transform var(--transition-smooth);
}

.bento-left-card:hover img {
  transform: scale(1.02);
}

.bento-right {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.bento-satisfaction {
  background: var(--white);
  padding: 42px 44px;
  box-shadow: var(--shadow-sm);
  border-left: 6px solid var(--teal);
}

.bento-satisfaction h2 {
  font-family: var(--font-oswald);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.bento-satisfaction p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.link-underline {
  display: inline-block;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--teal);
  color: var(--text);
}

.link-underline:hover {
  color: var(--teal-dark);
}

.bento-subgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-card {
  background: var(--white);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border-radius: 4px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.bento-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.bento-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  margin-bottom: 18px;
  cursor: zoom-in;
}

.num-badge {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--teal);
  text-align: center;
  margin-bottom: 10px;
}

.bento-card p,
.bento-left-card p {
  font-size: 0.96rem;
  line-height: 1.65;
  color: #333;
}

/* ==========================================================================
   PAGE BANNERS (Referanslarımız, Projelerimiz, Duyurular, İletişim, Blog)
   ========================================================================== */
.page-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--white);
  padding: 80px 0;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.62) 0%, rgba(0, 0, 0, 0.52) 100%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.page-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 18px;
}

.page-hero h1.gold-title {
  color: var(--gold);
}

.page-hero p {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 28px;
}

.hero-btn-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   HAKKIMIZDA — TABS SECTION
   ========================================================================== */
.about-section {
  padding: 56px 0 96px;
}

.about-banner-img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  margin-bottom: 40px;
}

.tabs-header {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--grey-light);
  padding-bottom: 12px;
  margin-bottom: 32px;
}

.tab-btn {
  padding: 14px 28px;
  background: var(--grey-light);
  color: var(--text);
  border: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  background: #e2eceb;
}

.tab-btn.active {
  background: var(--teal);
  color: var(--white);
  box-shadow: 0 6px 18px rgba(98, 186, 177, 0.35);
}

.tab-panel {
  display: none;
  background: var(--white);
  padding: 40px;
  border: 1px solid var(--grey-light);
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
  animation: tabFadeIn 0.45s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tab-panel h3,
.tab-panel h4 {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  color: var(--text);
  margin-bottom: 20px;
}

.tab-panel p {
  font-size: 1.02rem;
  line-height: 1.85;
  color: #333;
  margin-bottom: 24px;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 24px 0 32px;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.check-icon {
  width: 22px;
  height: 22px;
  color: var(--teal);
  flex-shrink: 0;
}

/* ==========================================================================
   REFERANSLARIMIZ — SECTIONS
   ========================================================================== */
.ref-og-section {
  background: var(--gold);
  padding: 72px 0;
}

.ref-og-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.ref-og-image {
  min-height: 420px;
  background-size: cover;
  background-position: center;
}

.ref-og-content {
  padding: 54px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ref-og-content h2 {
  font-family: var(--font-ubuntu);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 20px;
}

.ref-og-content p {
  font-size: 1.05rem;
  line-height: 2;
  font-weight: 500;
  color: #333;
  margin-bottom: 28px;
}

.circle-accent {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--cyan);
}

.ref-atasehir-section {
  position: relative;
  padding: 84px 0;
  background: var(--white);
}

.ref-atasehir-bar {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 180px;
  transform: translateY(-50%);
  background: var(--gold);
  z-index: 0;
}

.ref-atasehir-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 1fr;
  gap: 32px;
  align-items: center;
}

.ref-atasehir-grid img {
  width: 100%;
  box-shadow: var(--shadow-md);
  border: 8px solid var(--white);
}

.ref-atasehir-text {
  background: var(--white);
  padding: 36px;
  box-shadow: var(--shadow-md);
}

.ref-atasehir-text h2 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  margin-bottom: 14px;
}

.ref-atasehir-text p {
  font-size: 1.02rem;
  line-height: 1.9;
  margin-bottom: 24px;
}

.ref-dev-section {
  background: var(--dark);
  color: var(--white);
  padding: 84px 0;
  text-align: center;
}

.ref-dev-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 8px;
}

.ref-dev-header p {
  color: var(--gold);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 48px;
}

.ref-dev-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  text-align: left;
}

.ref-dev-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px;
  border-radius: 4px;
  transition: transform var(--transition-fast);
}

.ref-dev-card:hover {
  transform: translateY(-6px);
}

.ref-dev-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  margin-bottom: 20px;
  cursor: zoom-in;
}

.ref-dev-card h3 {
  font-size: 2rem;
  color: var(--cyan);
  margin-bottom: 10px;
}

.ref-eng-section {
  background: var(--dark);
  padding: 40px 0 96px;
  color: var(--white);
}

.ref-eng-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 48px;
}

.ref-eng-top img {
  width: 100%;
  border-radius: 4px;
  box-shadow: var(--shadow-lg);
}

.ref-eng-card {
  background: var(--white);
  color: var(--text);
  padding: 44px;
  border-top: 6px solid var(--cyan);
  box-shadow: var(--shadow-lg);
}

.ref-eng-card h2 {
  font-family: var(--font-heading);
  font-size: 2.1rem;
  margin-bottom: 16px;
}

.ref-eng-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  box-shadow: var(--shadow-lg);
}

.ref-eng-cyan {
  background: var(--cyan);
  color: var(--white);
  padding: 52px 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ref-eng-cyan h3 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.ref-eng-sky {
  min-height: 320px;
  background-size: cover;
  background-position: center;
}

.ref-50-section {
  padding: 84px 0;
  background: var(--white);
  text-align: center;
}

.ref-50-section h6 {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.ref-50-section h2 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  margin-bottom: 36px;
}

.ref-50-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  text-align: left;
  margin-bottom: 36px;
}

.ref-ag-section {
  padding: 84px 0;
  background: linear-gradient(180deg, var(--dark) 0%, var(--dark) 260px, var(--grey-lighter) 260px, var(--grey-lighter) 100%);
}

.ref-ag-title {
  text-align: center;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4.5vw, 3.5rem);
  margin-bottom: 48px;
}

.ref-ag-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 40px;
  align-items: start;
}

.ref-ag-left {
  background: var(--white);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.ref-ag-left-img {
  height: 280px;
  background-size: cover;
  background-position: center;
}

.ref-ag-list-box {
  padding: 36px;
}

.ref-ag-list-box p {
  font-size: 0.95rem;
  line-height: 1.95;
  font-weight: 600;
  color: #222;
  margin-bottom: 24px;
}

.ref-ag-right img {
  width: 100%;
  box-shadow: var(--shadow-lg);
  border: 10px solid var(--white);
}

.ref-pm-section {
  background: var(--dark);
  color: var(--white);
  padding: 84px 0 96px;
}

.ref-pm-section > .container > h2 {
  text-align: center;
  font-family: var(--font-heading);
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  margin-bottom: 48px;
}

.chess-grid {
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}

.chess-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 340px;
}

.chess-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  min-height: 300px;
}

.chess-cell-text {
  padding: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.chess-cell-text.cyan-bg {
  background: var(--cyan);
  color: var(--white);
}

.chess-cell-text.dark-bg {
  background: var(--darker);
  color: var(--white);
  align-items: center;
  text-align: center;
}

.chess-cell-text.white-bg {
  background: var(--white);
  color: var(--text);
}

.chess-cell-text h3 {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  margin-bottom: 14px;
}

.chess-cell-text p {
  line-height: 1.9;
  margin-bottom: 20px;
}

.chess-cell-img {
  background-size: cover;
  background-position: center;
  min-height: 280px;
}

/* ==========================================================================
   HİZMETLERİMİZ — SECTIONS
   ========================================================================== */
.srv-hero-overlap {
  padding: 80px 0;
  background: var(--white);
}

.overlap-showcase {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
  align-items: center;
}

.overlap-img-wrap {
  position: relative;
  padding: 28px 0 0 28px;
}

.overlap-img-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 75%;
  height: 85%;
  background: var(--teal);
  z-index: 0;
}

.overlap-img-wrap img {
  position: relative;
  z-index: 1;
  width: 100%;
  box-shadow: var(--shadow-lg);
}

.overlap-card {
  background: var(--white);
  padding: 48px 42px;
  box-shadow: var(--shadow-lg);
  border-left: 6px solid var(--teal);
  position: relative;
  z-index: 2;
}

.overlap-card .circle-dot {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--teal);
  margin-bottom: 20px;
}

.overlap-card h1,
.overlap-card h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  line-height: 1.25;
  margin-bottom: 16px;
}

.srv-four-cards {
  position: relative;
  padding: 84px 0;
  background-size: cover;
  background-position: center;
}

.srv-four-cards::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.srv-four-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.srv-icon-card {
  background: var(--white);
  padding: 36px 26px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.srv-icon-card:hover {
  transform: translateY(-8px);
}

.srv-icon-circle {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  padding: 18px;
}

.srv-icon-circle img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.srv-icon-card h4 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  text-transform: capitalize;
  margin-bottom: 12px;
}

.srv-icon-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.srv-quality-section {
  padding: 76px 0;
  background: var(--grey-light);
}

.srv-quality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
}

.srv-pills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.srv-pill-box {
  background: var(--teal);
  color: var(--white);
  padding: 36px 24px;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.srv-pill-box:hover {
  transform: translateY(-4px);
  background: var(--teal-dark);
}

.srv-cta-banner {
  background: var(--teal);
  color: var(--white);
  padding: 64px 0;
}

.srv-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.srv-cta-inner h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  max-width: 760px;
  line-height: 1.35;
}

.srv-future-section {
  padding: 84px 0;
  background: var(--grey-lighter);
}

.srv-future-head {
  background: var(--teal);
  color: var(--white);
  padding: 48px 36px;
  text-align: center;
  max-width: 820px;
  margin: 0 auto 48px;
  box-shadow: var(--shadow-md);
}

.srv-future-head h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 14px;
}

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

.srv-six-card {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  text-align: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.srv-six-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.srv-six-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  cursor: zoom-in;
}

.srv-six-card-body {
  padding: 26px 24px 30px;
}

.srv-six-card-body h4 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.srv-six-card-body p {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.srv-stats-section {
  padding: 84px 0;
  background: var(--white);
  text-align: center;
}

.srv-stats-section h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  margin-bottom: 10px;
}

.srv-stats-section > .container > p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 44px;
}

.stats-mosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stats-mosaic-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stats-mosaic-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.mosaic-img {
  min-height: 260px;
  background-size: cover;
  background-position: center;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.mosaic-img.tall {
  min-height: 320px;
}

.mosaic-counter-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 36px 24px;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.mosaic-counter-box.teal {
  background: var(--teal);
  color: var(--white);
}

.mosaic-counter-box.white {
  background: var(--grey-lighter);
  border: 2px solid var(--teal);
  color: var(--text);
}

.counter-num {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 8px;
}

.mosaic-counter-box.white .counter-num {
  color: var(--teal);
}

/* ==========================================================================
   PROJELERİMİZ — SECTIONS
   ========================================================================== */
.prj-services-section {
  padding: 84px 0;
  background: var(--white);
}

.section-header-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-header-center h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  margin-bottom: 12px;
}

.section-header-center p {
  color: var(--text-muted);
  font-size: 1.08rem;
}

.prj-three-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.prj-col-card {
  background: var(--grey-lighter);
  padding: 38px 32px;
  border-top: 5px solid var(--teal);
  box-shadow: var(--shadow-sm);
  border-radius: 4px;
}

.prj-col-card h4 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  text-transform: uppercase;
  margin-bottom: 18px;
  color: var(--teal-deep);
}

.prj-col-card p {
  font-size: 0.96rem;
  line-height: 1.95;
  color: #333;
}

.prj-strip-section {
  padding: 40px 0 84px;
  background: var(--white);
}

.prj-strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.prj-strip-item {
  height: 280px;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.prj-strip-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform var(--transition-smooth);
}

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

.prj-showcase-section {
  padding: 84px 0;
  background: var(--teal);
  color: var(--white);
  text-align: center;
}

.prj-nine-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin: 44px 0;
}

.prj-nine-card {
  background: var(--white);
  color: var(--text);
  padding: 16px 16px 22px;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.prj-nine-card:hover {
  transform: translateY(-6px);
}

.prj-nine-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  margin-bottom: 16px;
  cursor: zoom-in;
}

.prj-nine-card h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
}

.prj-bottom-cta {
  padding: 72px 0;
  background: var(--white);
}

.prj-bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: center;
}

.prj-bottom-text {
  text-align: center;
  padding: 36px;
}

.prj-bottom-text h2 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  margin-bottom: 14px;
}

.prj-bottom-text .teal-line {
  width: 80px;
  height: 4px;
  background: var(--teal);
  margin: 22px auto 0;
}

.prj-bottom-img {
  min-height: 360px;
  background-size: cover;
  background-position: center;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   DUYURULAR & BLOG
   ========================================================================== */
.news-cards-section {
  padding: 84px 0;
  background: var(--white);
}

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

.news-overlay-card {
  position: relative;
  min-height: 380px;
  background-size: cover;
  background-position: center;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 32px 28px;
  color: var(--white);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.news-overlay-card:hover {
  transform: translateY(-6px);
}

.news-overlay-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.82) 100%);
}

.news-overlay-content {
  position: relative;
  z-index: 1;
  width: 100%;
}

.news-meta {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--gold-light);
  margin-bottom: 8px;
  font-weight: 600;
}

.news-overlay-content h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  line-height: 1.35;
  margin-bottom: 12px;
}

.news-overlay-content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 20px;
}

/* Accordion & Partners Section */
.partners-accordion-section {
  padding: 72px 0 96px;
  background: var(--grey-lighter);
}

.partners-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 44px;
  align-items: start;
  margin-top: 44px;
}

.accordion-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.accordion-item {
  background: var(--white);
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  padding: 20px 24px;
  background: var(--white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
}

.accordion-item.active .accordion-trigger {
  background: var(--red);
  color: var(--white);
}

.accordion-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(219, 84, 90, 0.12);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.accordion-item.active .accordion-icon {
  background: rgba(255, 255, 255, 0.22);
  color: var(--white);
  transform: rotate(45deg);
}

.accordion-body {
  display: none;
  padding: 24px 28px;
  border-top: 1px solid var(--grey-light);
}

.accordion-item.active .accordion-body {
  display: block;
}

.accordion-body ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.accordion-body li {
  position: relative;
  padding-left: 18px;
  color: #333;
}

.accordion-body li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 700;
}

.partner-box {
  background: var(--white);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  border-radius: 4px;
}

.partner-box img {
  width: 100%;
  margin-bottom: 20px;
}

.partner-box p {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 24px;
}

/* Blog Grid (6 posts on blog.html) */
.blog-grid-6 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.blog-card {
  background: var(--white);
  border: 1px solid var(--grey-light);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.blog-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.blog-card-body {
  padding: 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-body h4 {
  font-family: var(--font-heading);
  font-size: 1.22rem;
  margin-bottom: 12px;
  line-height: 1.4;
}

.blog-card-body p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex: 1;
}

/* Single Blog Post Detail */
.post-detail-section {
  padding: 72px 0 96px;
}

.post-detail-card {
  max-width: 860px;
  margin: 0 auto;
  background: var(--white);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border-radius: 6px;
}

.post-detail-card > img {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 28px;
}

.post-detail-card h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  margin-bottom: 12px;
}

.post-detail-meta {
  color: var(--teal-dark);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.post-detail-content p {
  font-size: 1.1rem;
  line-height: 1.85;
  margin-bottom: 20px;
}

/* ==========================================================================
   İLETİŞİM — CONTACT & MAP
   ========================================================================== */
.contact-section {
  padding: 84px 0;
  background: var(--white);
  position: relative;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  background: var(--white);
  padding: 48px;
  box-shadow: var(--shadow-lg);
  border-top: 8px solid var(--gold);
  border-radius: 4px;
}

.contact-info h2 {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  margin-bottom: 18px;
}

.contact-address {
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 28px;
}

.contact-address a {
  color: var(--teal-dark);
  font-weight: 700;
}

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

.form-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--grey-light);
  border: 2px solid transparent;
  border-radius: 4px;
  font-family: var(--font-main);
  font-size: 0.98rem;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.form-input:focus {
  outline: none;
  background: var(--white);
  border-color: var(--teal);
}

.contact-map {
  min-height: 460px;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 460px;
  border: 0;
}

/* ==========================================================================
   FOOTER & BACK TO TOP
   ========================================================================== */
.site-footer {
  background: var(--footer-bg);
  color: var(--white);
  padding: 48px 0 40px;
  text-align: center;
}

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 24px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
}

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

.footer-copy {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

.footer-copy a {
  color: var(--teal);
  font-weight: 600;
}

.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  border: none;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all var(--transition-fast);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 0.9;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  opacity: 1;
  background: var(--teal-dark);
  transform: translateY(-3px);
}

.back-to-top svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* ==========================================================================
   LIGHTBOX MODAL
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.lightbox-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-modal img {
  max-width: 90vw;
  max-height: 86vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 2.5rem;
  cursor: pointer;
}

/* ==========================================================================
   ADMIN LIVE CMS PANEL (CTRL + SHIFT + ALT + E)
   ========================================================================== */
body.cms-edit-active [data-cms-id] {
  outline: 1.5px dashed rgba(98, 186, 177, 0.65);
  outline-offset: 3px;
  cursor: text !important;
  transition: outline-color 0.15s ease, background-color 0.15s ease;
}

body.cms-edit-active [data-cms-id]:hover {
  outline: 2px solid var(--gold);
  background-color: rgba(241, 197, 14, 0.1);
}

body.cms-edit-active [data-cms-id]:focus {
  outline: 2.5px solid var(--teal);
  background-color: rgba(98, 186, 177, 0.12);
}

/* Image editing indicator */
body.cms-edit-active [data-cms-img-id] {
  outline: 2px dashed rgba(241, 197, 14, 0.85);
  outline-offset: 2px;
  cursor: pointer !important;
  position: relative;
  transition: outline-color 0.2s, filter 0.2s;
}

body.cms-edit-active [data-cms-img-id]:hover {
  outline: 3px solid var(--teal);
  filter: brightness(0.92);
}

.cms-admin-bar {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 9999;
  background: #111827;
  color: var(--white);
  padding: 12px 18px;
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(98, 186, 177, 0.4);
  display: none;
  align-items: center;
  gap: 12px;
  font-family: var(--font-main);
  font-size: 0.85rem;
}

.cms-admin-bar.open {
  display: flex;
}

.cms-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.25);
}

.cms-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(460px, 94vw);
  background: #0f172a;
  color: #f8fafc;
  z-index: 10000;
  box-shadow: -12px 0 45px rgba(0, 0, 0, 0.55);
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex;
  flex-direction: column;
  font-family: var(--font-main);
}

.cms-drawer.open {
  transform: translateX(0);
}

.cms-drawer-header {
  padding: 18px 22px;
  background: #1e293b;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cms-drawer-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Drawer Tab Bar */
.cms-tab-nav {
  display: flex;
  background: #0b1120;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cms-tab-nav button {
  flex: 1;
  padding: 12px 14px;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: #94a3b8;
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.cms-tab-nav button:hover {
  color: #f8fafc;
  background: rgba(255, 255, 255, 0.04);
}

.cms-tab-nav button.active {
  color: var(--teal);
  border-bottom-color: var(--teal);
  background: rgba(98, 186, 177, 0.08);
}

.cms-toolbar {
  padding: 14px 22px;
  background: #162032;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cms-search {
  width: 100%;
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: #0f172a;
  color: var(--white);
  font-size: 0.9rem;
}

.cms-search:focus {
  outline: none;
  border-color: var(--teal);
}

.cms-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cms-btn {
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: #1e293b;
  color: #f8fafc;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  flex: 1;
  text-align: center;
}

.cms-btn:hover {
  background: #334155;
}

.cms-btn.primary {
  background: var(--teal);
  color: #092220;
  border-color: var(--teal);
}

.cms-btn.primary:hover {
  background: var(--cyan);
}

.cms-btn.danger {
  background: rgba(219, 84, 90, 0.2);
  color: #fca5a5;
  border-color: rgba(219, 84, 90, 0.4);
}

.cms-btn.danger:hover {
  background: var(--red);
  color: var(--white);
}

.cms-fields-list {
  flex: 1;
  overflow-y: auto;
  padding: 16px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cms-field-item {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 12px;
}

.cms-field-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
  margin-bottom: 6px;
}

.cms-field-label span.tag {
  color: var(--teal);
  font-weight: 700;
}

.cms-field-input {
  width: 100%;
  background: #0f172a;
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: var(--font-main);
  font-size: 0.88rem;
  resize: vertical;
  min-height: 42px;
}

.cms-field-input:focus {
  outline: none;
  border-color: var(--teal);
}

/* Image Item in Drawer */
.cms-img-item {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.cms-img-thumb {
  width: 68px;
  height: 52px;
  border-radius: 4px;
  object-fit: cover;
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
  cursor: pointer;
}

.cms-img-info {
  flex: 1;
  min-width: 0;
}

.cms-img-info .tag {
  font-size: 0.7rem;
  color: var(--gold);
  font-weight: 700;
  text-transform: uppercase;
}

.cms-img-path {
  font-size: 0.75rem;
  color: #94a3b8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 2px 0 6px;
  font-family: monospace;
}

.cms-img-actions {
  display: flex;
  gap: 6px;
}

.cms-img-actions button {
  padding: 5px 9px;
  font-size: 0.72rem;
}

/* Contact Form Email Config Box */
.cms-contact-email-box {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cms-contact-email-box label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Sortable Slider Items */
.cms-sortable-info-box {
  background: rgba(98, 186, 177, 0.12);
  border: 1px solid rgba(98, 186, 177, 0.3);
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.82rem;
  color: #a7f3d0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cms-sortable-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cms-sortable-item {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: grab;
  user-select: none;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.cms-sortable-item:active {
  cursor: grabbing;
}

.cms-sortable-item.dragging {
  opacity: 0.45;
  background: #0f172a;
  border: 2px dashed var(--teal);
}

.cms-sortable-item.drag-over {
  border-top: 3px solid var(--gold);
  transform: translateY(2px);
}

.cms-drag-handle {
  font-size: 1.25rem;
  color: #64748b;
  cursor: grab;
  padding: 0 4px;
}

.cms-drag-handle:hover {
  color: var(--teal);
}

.cms-sort-badge {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--gold);
  font-weight: 800;
  font-size: 0.78rem;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cms-sort-thumb {
  width: 60px;
  height: 44px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

.cms-sort-title {
  flex: 1;
  min-width: 0;
  font-size: 0.8rem;
  color: #f1f5f9;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: monospace;
}

.cms-sort-arrows {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}

.cms-sort-arrows button {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 3px;
  cursor: pointer;
  line-height: 1;
}

.cms-sort-arrows button:hover {
  color: var(--white);
  background: var(--teal-dark);
}

/* Direct dragging on page thumbnails when admin mode is active */
body.cms-edit-active .hero-thumbnails {
  cursor: pointer;
}

body.cms-edit-active .hero-thumb {
  cursor: grab !important;
  transition: transform 0.2s, opacity 0.2s, outline 0.2s;
}

body.cms-edit-active .hero-thumb:active {
  cursor: grabbing !important;
}

body.cms-edit-active .hero-thumb.drag-source {
  opacity: 0.4;
  outline: 2px dashed var(--gold);
}

body.cms-edit-active .hero-thumb.drag-over {
  outline: 3px solid var(--teal) !important;
  transform: scale(1.1);
}

/* Image Edit Modal */
.cms-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.cms-modal {
  background: #1e293b;
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  width: min(500px, 96vw);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  font-family: var(--font-main);
}

.cms-modal-header {
  padding: 16px 20px;
  background: #0f172a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cms-modal-header h4 {
  font-size: 1.05rem;
  color: var(--teal);
  margin: 0;
}

.cms-modal-close {
  background: transparent;
  border: none;
  color: #94a3b8;
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.cms-modal-close:hover {
  color: var(--white);
}

.cms-modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cms-modal-preview {
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  background: #0b1120;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.cms-modal-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cms-modal-btn-upload {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  background: var(--teal);
  color: #092220;
  font-weight: 700;
  font-size: 0.92rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  border: none;
}

.cms-modal-btn-upload:hover {
  background: var(--cyan);
}

.cms-modal-url-row {
  display: flex;
  gap: 8px;
}

.cms-modal-input {
  flex: 1;
  padding: 10px 12px;
  background: #0f172a;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  font-size: 0.88rem;
}

.cms-toast {
  position: fixed;
  top: 22px;
  right: 22px;
  z-index: 10005;
  background: #10b981;
  color: #052e16;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
}

.cms-toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 991px) {
  .nav-menu {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
  .home-bento,
  .ref-og-grid,
  .ref-atasehir-grid,
  .ref-eng-top,
  .ref-eng-bottom,
  .ref-50-cols,
  .ref-ag-grid,
  .overlap-showcase,
  .srv-quality-grid,
  .partners-grid,
  .contact-wrapper,
  .prj-bottom-grid {
    grid-template-columns: 1fr;
  }
  .srv-four-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .srv-six-grid,
  .prj-three-cols,
  .prj-nine-grid,
  .news-overlay-grid,
  .blog-grid-6,
  .ref-dev-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .chess-row-2,
  .chess-row-3,
  .stats-mosaic {
    grid-template-columns: 1fr;
  }
  .srv-cta-inner {
    flex-direction: column;
    text-align: center;
  }
  .home-intro-inner {
    padding-right: 0;
  }
  .intro-shape-svg {
    position: static;
    margin-top: 24px;
  }
}

@media (max-width: 640px) {
  .bento-subgrid,
  .srv-four-grid,
  .srv-six-grid,
  .prj-three-cols,
  .prj-strip-grid,
  .prj-nine-grid,
  .news-overlay-grid,
  .blog-grid-6,
  .ref-dev-grid,
  .srv-pills-grid,
  .stats-mosaic-row {
    grid-template-columns: 1fr;
  }
  .page-hero {
    background-attachment: scroll;
    min-height: 320px;
  }
  .contact-wrapper,
  .tab-panel {
    padding: 24px 20px;
  }
}