/* ==========================================================================
   STANDIS MÜHENDİSLİK — ANA STİL DOSYASI
   ========================================================================== */

/* 1. GOOGLE FONTS */
@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,300;0,14..32,400;0,14..32,500;0,14..32,600;0,14..32,700;0,14..32,800;0,14..32,900;1,14..32,400&display=swap');

/* 2. CSS DEĞİŞKENLERİ */
:root {
  --bg:           #080B12;
  --surface:      #0F1319;
  --surface-2:    #161C26;
  --surface-3:    #1A2235;
  --border:       rgba(255, 255, 255, 0.06);
  --border-s:     rgba(255, 255, 255, 0.12);

  --gold:         #F5A623;
  --gold-light:   #FFB940;
  --gold-dim:     rgba(245, 166, 35, 0.12);
  --gold-glow:    rgba(245, 166, 35, 0.25);

  --blue:         #2563EB;
  --blue-light:   #3B82F6;
  --blue-dim:     rgba(37, 99, 235, 0.12);
  --blue-glow:    rgba(37, 99, 235, 0.25);

  --white:        #F8FAFC;
  --gray-200:     #E2E8F0;
  --gray-400:     #94A3B8;
  --gray-500:     #64748B;
  --gray-600:     #475569;

  --font:         'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --nav-h:        80px;
  --sec-py:       6rem;
  --r-sm:         6px;
  --r-md:         10px;
  --r-lg:         16px;
  --r-xl:         22px;

  --t-fast:       0.18s ease;
  --t-base:       0.32s ease;
  --t-slow:       0.55s ease;

  --shadow-sm:    0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:    0 8px 48px rgba(0,0,0,0.5);
  --glow-gold:    0 0 40px rgba(245, 166, 35, 0.22);
  --glow-blue:    0 0 40px rgba(37, 99, 235, 0.22);
}

/* 3. RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--font); border: none; background: none; }
input, textarea, select { font-family: var(--font); }
svg { display: block; flex-shrink: 0; }

/* 4. TİPOGRAFİ */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; color: var(--white); }
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.75rem); }
h3 { font-size: 1.2rem; }
p  { color: var(--gray-400); }

.text-gradient {
  background: linear-gradient(135deg, var(--gold) 0%, #FFD070 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-blue {
  background: linear-gradient(135deg, var(--blue-light) 0%, #93C5FD 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 5. LAYOUT */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section { padding: var(--sec-py) 0; }

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: var(--gold-dim);
  border: 1px solid rgba(245, 166, 35, 0.28);
  color: var(--gold);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 50px;
  margin-bottom: 1rem;
}
.section-tag.blue {
  background: var(--blue-dim);
  border-color: rgba(37, 99, 235, 0.28);
  color: var(--blue-light);
}
.section-title { margin-bottom: 1rem; }
.section-desc {
  max-width: 580px;
  margin: 0 auto;
  font-size: 1rem;
  color: var(--gray-400);
  line-height: 1.8;
}
.section-footer { text-align: center; margin-top: 3rem; }

/* 6. BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.85rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--r-md);
  transition: all var(--t-base);
  cursor: pointer;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--gold);
  color: #080B12;
  border-color: var(--gold);
}
.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: var(--glow-gold);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--border-s);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}
.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: var(--white);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); }
.btn-arrow { transition: transform var(--t-fast); }
.btn:hover .btn-arrow { transform: translateX(5px); }

/* 7. NAVBAR */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  height: var(--nav-h);
  transition: background var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(8, 11, 18, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 40px rgba(0,0,0,0.3);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  z-index: 1001;
}
.logo-img {
  height: 48px; /* Adjusted for better visibility */
  width: auto;
  display: block;
  transition: transform var(--t-fast);
}
.nav-logo:hover .logo-img {
  transform: scale(1.05);
}

/* Nav links desktop */
.nav-links { display: flex; align-items: center; gap: 0.1rem; }
.nav-link {
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem; font-weight: 500;
  color: var(--gray-400); border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.nav-link:hover, .nav-link.active { color: var(--white); background: rgba(255,255,255,0.07); }
.nav-link.active { color: var(--gold); }
.nav-cta {
  padding: 0.5rem 1.25rem;
  background: var(--gold); color: #080B12 !important;
  font-size: 0.875rem; font-weight: 700;
  border-radius: var(--r-md);
  transition: all var(--t-fast); margin-left: 0.75rem;
}
.nav-cta:hover { background: var(--gold-light); transform: translateY(-1px); box-shadow: var(--glow-gold); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px; z-index: 1001;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile overlay menu */
.mobile-menu {
  display: none; position: fixed;
  inset: 0; background: rgba(8, 11, 18, 0.98);
  backdrop-filter: blur(24px); z-index: 998;
  flex-direction: column; align-items: center; justify-content: center;
  gap: 0.25rem; opacity: 0;
  transition: opacity var(--t-base);
}
.mobile-menu.open { display: flex; opacity: 1; }
.mobile-link {
  font-size: 1.6rem; font-weight: 700; color: var(--gray-400);
  padding: 0.75rem 2rem; border-radius: var(--r-md);
  transition: color var(--t-fast);
}
.mobile-link:hover { color: var(--white); }
.mobile-cta {
  margin-top: 1.25rem; padding: 0.875rem 2.5rem;
  background: var(--gold); color: #080B12;
  font-size: 1.1rem; font-weight: 700;
  border-radius: var(--r-md); transition: background var(--t-fast);
}
.mobile-cta:hover { background: var(--gold-light); }

/* 8. HERO */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  padding: calc(var(--nav-h) + 2rem) 0 5rem;
}
.hero-bg {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
}
.hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; opacity: 0.4;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    135deg,
    rgba(8,11,18,0.92) 0%,
    rgba(8,11,18,0.75) 50%,
    rgba(8,11,18,0.88) 100%
  );
}
.hero-grid-lines {
  position: absolute; inset: -5%;
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.1) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: grid-drift 30s linear infinite;
}
@keyframes grid-drift {
  from { transform: translateY(0); }
  to   { transform: translateY(60px); }
}
.hero-orb {
  position: absolute; border-radius: 50%;
  filter: blur(90px); pointer-events: none;
}
.hero-orb-1 {
  width: 700px; height: 700px;
  top: -250px; left: -150px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
  animation: orb-float 12s ease-in-out infinite;
}
.hero-orb-2 {
  width: 600px; height: 600px;
  bottom: -200px; right: -100px;
  background: radial-gradient(circle, rgba(245, 166, 35, 0.14) 0%, transparent 70%);
  animation: orb-float 15s ease-in-out infinite reverse;
}
@keyframes orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(30px, -30px) scale(1.06); }
}

/* Hero content */
.hero-content {
  position: relative;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  background: rgba(245, 166, 35, 0.1);
  border: 1px solid rgba(245, 166, 35, 0.25);
  border-radius: 50px;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 1.75rem;
  animation: fade-in-down 0.75s ease both;
}
.badge-dot {
  width: 6px; height: 6px; background: var(--gold);
  border-radius: 50%; animation: pulse-dot 2.5s ease infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.65); }
}
.hero-title {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 900; line-height: 1.07;
  margin-bottom: 1.5rem;
  animation: fade-in-up 0.75s ease 0.15s both;
  letter-spacing: -0.025em;
}
.hero-desc {
  font-size: 1.1rem; color: var(--gray-400);
  max-width: 650px; margin: 0 auto 2.5rem;
  line-height: 1.8;
  animation: fade-in-up 0.75s ease 0.3s both;
}
.hero-actions-wrapper {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  margin: 0 auto;
  animation: fade-in-up 0.75s ease 0.45s both;
}
.hero-actions {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}
.hero-intro-row {
  display: flex;
  justify-content: center;
  width: 100%;
}
.btn-intro {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.72rem 2.2rem;
  min-width: 190px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--r-md);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  transition: all var(--t-base);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}
.btn-intro:hover {
  background: rgba(245, 166, 35, 0.14);
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245, 166, 35, 0.22);
}
.btn-intro .btn-intro-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gold);
  color: #080B12;
  transition: transform var(--t-fast), background var(--t-fast);
}
.btn-intro .btn-intro-icon svg {
  margin-left: 1.5px;
}
.btn-intro:hover .btn-intro-icon {
  transform: scale(1.1);
  background: var(--gold-light);
}

/* Scroll indicator */
.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  animation: fade-in 1s ease 1s both;
}
.scroll-mouse {
  width: 24px; height: 38px;
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  display: flex; justify-content: center; padding-top: 7px;
}
.scroll-wheel {
  width: 3px; height: 8px;
  background: var(--gray-400); border-radius: 2px;
  animation: scroll-bounce 2s ease infinite;
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  60%       { transform: translateY(10px); opacity: 0.3; }
}
.scroll-text {
  font-size: 0.68rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gray-600);
}

/* 9. STATS BAND */
.stats-band {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0; /* separator via border */
}
.stat-item {
  background: var(--surface);
  padding: 2.25rem 2rem;
  text-align: center;
  border-right: 1px solid var(--border);
  transition: background var(--t-base);
  position: relative; overflow: hidden;
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--surface-2); }
.stat-item::after {
  content: '';
  position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 0; height: 2px; background: var(--gold);
  transition: width var(--t-slow);
}
.stat-item:hover::after { width: 60%; }
.stat-icon {
  width: 46px; height: 46px;
  background: var(--gold-dim);
  border: 1px solid rgba(245,166,35,0.18);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem; color: var(--gold);
}
.stat-number-row {
  display: flex; align-items: baseline;
  justify-content: center; gap: 0.15rem;
  margin-bottom: 0.5rem;
}
.stat-number { font-size: clamp(2rem, 4vw, 3rem); font-weight: 900; color: var(--white); line-height: 1; }
.stat-suffix { font-size: 1.8rem; font-weight: 900; color: var(--gold); }
.stat-label { font-size: 0.82rem; font-weight: 500; color: var(--gray-500); letter-spacing: 0.07em; }

/* 10. SECTION DIVIDER */
.divider {
  height: 1px; background: var(--border);
  margin: 0; border: none;
}

/* 11. SERVICES */
.services-section { background: var(--bg); }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2rem;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base), background var(--t-base);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--gold-dim) 0%, transparent 60%);
  opacity: 0; transition: opacity var(--t-base);
}
.service-card:hover {
  border-color: rgba(245,166,35,0.38);
  transform: translateY(-7px);
  box-shadow: var(--shadow-lg), var(--glow-gold);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 54px; height: 54px;
  background: var(--gold-dim);
  border: 1px solid rgba(245,166,35,0.2);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem; color: var(--gold); position: relative;
  transition: background var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.service-card:hover .service-icon {
  background: rgba(245,166,35,0.2);
  box-shadow: var(--glow-gold);
  border-color: rgba(245,166,35,0.4);
}
.service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.8rem; position: relative; }
.service-card p { font-size: 0.88rem; line-height: 1.75; color: var(--gray-500); position: relative; }
.card-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.85rem; font-weight: 600; color: var(--gold);
  margin-top: 1.25rem; position: relative;
  transition: gap var(--t-fast);
}
.service-card:hover .card-link { gap: 0.65rem; }

/* 12. INDUSTRIES */
.industries-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.industries-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.industry-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.75rem 1.5rem;
  transition: all var(--t-base);
}
.industry-card:hover {
  border-color: rgba(37,99,235,0.42);
  background: rgba(37, 99, 235, 0.05);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md), var(--glow-blue);
}
.industry-icon {
  width: 48px; height: 48px;
  background: var(--blue-dim);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem; color: var(--blue-light);
  transition: background var(--t-base), box-shadow var(--t-base);
}
.industry-card:hover .industry-icon {
  background: rgba(37,99,235,0.2);
  box-shadow: var(--glow-blue);
}
.industry-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.5rem; }
.industry-card p { font-size: 0.82rem; color: var(--gray-500); line-height: 1.65; }

/* 12b. INDUSTRY DETAIL PAGE */
.industry-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.industry-detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2rem;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base), background var(--t-base);
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 1rem;
}
.industry-detail-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--blue-dim) 0%, transparent 60%);
  opacity: 0; transition: opacity var(--t-base);
}
.industry-detail-card:hover {
  border-color: rgba(37, 99, 235, 0.42);
  transform: translateY(-7px);
  box-shadow: var(--shadow-lg), var(--glow-blue);
}
.industry-detail-card:hover::before { opacity: 1; }
.industry-detail-icon {
  width: 56px; height: 56px;
  background: var(--blue-dim);
  border: 1px solid rgba(37, 99, 235, 0.22);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-light); flex-shrink: 0;
  position: relative;
  transition: background var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.industry-detail-card:hover .industry-detail-icon {
  background: rgba(37, 99, 235, 0.22);
  box-shadow: var(--glow-blue);
  border-color: rgba(37, 99, 235, 0.44);
}
.industry-detail-card h3 {
  font-size: 1.15rem; font-weight: 700; margin-bottom: 0.25rem; position: relative;
}
.industry-detail-card p {
  font-size: 0.9rem; line-height: 1.78; color: var(--gray-500); position: relative;
}
.industry-services {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: auto; position: relative;
}
.industry-service {
  display: inline-block;
  padding: 0.28rem 0.75rem;
  background: var(--blue-dim);
  border: 1px solid rgba(37, 99, 235, 0.22);
  border-radius: 50px;
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--blue-light);
  transition: background var(--t-fast), border-color var(--t-fast);
}
.industry-detail-card:hover .industry-service {
  background: rgba(37, 99, 235, 0.18);
  border-color: rgba(37, 99, 235, 0.38);
}

/* 13. PROJECTS PREVIEW */
.projects-preview {
  position: relative;
  background: linear-gradient(rgba(8, 11, 18, 0.68), rgba(8, 11, 18, 0.76)), url('../assets/images/hero-bg-projeler.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--t-base);
}
.project-card:hover {
  border-color: rgba(245,166,35,0.3);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.project-thumb-link { display: block; }
.project-thumb {
  width: 100%; height: 210px;
  background: var(--surface-2);
  position: relative; overflow: hidden;
}
.project-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--t-slow);
}
.project-card:hover .project-thumb img { transform: scale(1.06); }
.project-thumb-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
}
.project-body { padding: 1.5rem; }
.project-tag {
  display: inline-block; padding: 0.25rem 0.75rem;
  background: var(--blue-dim); color: var(--blue-light);
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: 50px; margin-bottom: 0.75rem;
}
.project-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--white); }
.project-body p { font-size: 0.85rem; color: var(--gray-500); line-height: 1.65; }

/* 14. WHY US */
.why-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.why-item { display: flex; gap: 1.5rem; align-items: flex-start; }
.why-num {
  flex-shrink: 0; width: 48px; height: 48px;
  border: 1px solid rgba(245,166,35,0.25);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem; font-weight: 800; color: var(--gold);
  background: var(--gold-dim); line-height: 1;
}
.why-body h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; }
.why-body p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.75; }

/* 15. CTA BAND */
.cta-band {
  background: var(--bg);
  padding: 6rem 0;
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(245,166,35,0.07) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(37,99,235,0.07) 0%, transparent 60%);
  pointer-events: none;
}
.cta-inner { position: relative; text-align: center; max-width: 720px; margin: 0 auto; }
.cta-inner h2 { font-size: clamp(1.8rem, 3.5vw, 2.75rem); font-weight: 800; margin-bottom: 1rem; }
.cta-inner p { font-size: 1rem; color: var(--gray-400); margin-bottom: 2.5rem; line-height: 1.8; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* 16. FOOTER */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 4.5rem 0 2rem;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1.1fr 1.1fr 1.8fr;
  gap: 3rem; margin-bottom: 3.5rem;
}
.footer-brand p {
  font-size: 0.88rem; color: var(--gray-500);
  margin-top: 1.25rem; line-height: 1.8; max-width: 280px;
}
.footer-social { display: flex; gap: 0.6rem; margin-top: 1.5rem; }
.social-btn {
  width: 36px; height: 36px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-400); transition: all var(--t-fast);
}
.social-btn:hover { border-color: var(--gold); color: var(--gold); background: var(--gold-dim); }
.footer-col h4 {
  font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--gray-400); margin-bottom: 1.25rem;
}
.footer-links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a {
  font-size: 0.9rem; color: var(--gray-500);
  transition: color var(--t-fast), transform var(--t-fast);
  display: inline-block;
}
.footer-links a:hover { color: var(--white); transform: translateX(5px); }
.office-card {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 1.25rem; margin-bottom: 0.875rem;
  transition: border-color var(--t-fast);
}
.office-card:hover { border-color: rgba(245,166,35,0.25); }
.office-title {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.08em; color: var(--gold);
  text-transform: uppercase; margin-bottom: 0.875rem;
}
.office-flag { font-size: 1rem; }
.office-info { display: flex; flex-direction: column; gap: 0.55rem; }
.office-info-item {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.82rem; color: var(--gray-500); line-height: 1.5;
}
.office-info-item svg { margin-top: 2px; color: var(--gray-600); }
.office-info-item a { color: var(--gray-500); transition: color var(--t-fast); }
.office-info-item a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.75rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-bottom p { font-size: 0.8rem; color: var(--gray-600); }
.footer-bottom a { color: var(--gray-500); transition: color var(--t-fast); }
.footer-bottom a:hover { color: var(--gold); }

/* 17. SCROLL REVEAL ANIMATIONS */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0; transform: translateX(-30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0; transform: translateX(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }
.delay-4 { transition-delay: 0.4s !important; }
.delay-5 { transition-delay: 0.5s !important; }
.delay-6 { transition-delay: 0.6s !important; }

/* 18. PAGE HERO (Inner pages) */
.page-hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: calc(var(--nav-h) + 4rem) 0 4.5rem;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(245,166,35,0.06) 0%, transparent 60%);
  pointer-events: none;
}
.page-hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
  background-size: 50px 50px;
}
.page-hero-content { position: relative; }
.breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8rem; color: var(--gray-500); margin-bottom: 1.25rem;
}
.breadcrumb a { color: var(--gray-500); transition: color var(--t-fast); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { color: var(--gray-600); }
.breadcrumb .current { color: var(--white); }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 900; margin-bottom: 1rem; }
.page-hero p { font-size: 1.05rem; max-width: 560px; color: var(--gray-400); line-height: 1.8; }

/* 19. FORM STYLES */
.form-group { margin-bottom: 1.5rem; }
.form-label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--gray-400); margin-bottom: 0.5rem;
}
.form-control {
  width: 100%; background: var(--surface-2);
  border: 1px solid var(--border-s);
  border-radius: var(--r-md); padding: 0.8rem 1rem;
  font-size: 0.9rem; color: var(--white);
  transition: border-color var(--t-fast), box-shadow var(--t-fast); outline: none;
}
.form-control::placeholder { color: var(--gray-600); }
.form-control:focus { border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-dim); }
textarea.form-control { min-height: 140px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* 20. PROJECT FILTER (Projects page) */
.filter-tabs { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 2.5rem; justify-content: center; }
.filter-btn {
  padding: 0.5rem 1.25rem; font-size: 0.85rem; font-weight: 600;
  border-radius: 50px; border: 1px solid var(--border-s);
  background: transparent; color: var(--gray-400);
  transition: all var(--t-fast); cursor: pointer;
}
.filter-btn:hover { color: var(--white); border-color: var(--border-s); background: rgba(255,255,255,0.06); }
.filter-btn.active { background: var(--gold); color: #080B12; border-color: var(--gold); }
.projects-masonry { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.project-item { display: none; }
.project-item.visible { display: block; }

/* 21. TECH TAGS */
.tech-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem; }
.tech-tag {
  padding: 0.2rem 0.65rem;
  background: var(--surface-3); border: 1px solid var(--border);
  border-radius: 4px; font-size: 0.72rem; font-weight: 600;
  color: var(--gray-400); letter-spacing: 0.05em;
}

/* 22. CONTACT CARDS */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.contact-card {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 2.5rem;
  transition: border-color var(--t-base);
}
.contact-card:hover { border-color: rgba(245,166,35,0.3); }
.contact-card-icon {
  width: 56px; height: 56px;
  background: var(--gold-dim); border: 1px solid rgba(245,166,35,0.25);
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); margin-bottom: 1.5rem;
}
.contact-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.4rem; }
.contact-card .sub { font-size: 0.85rem; color: var(--gray-500); margin-bottom: 1.5rem; }
.contact-detail {
  display: flex; align-items: flex-start; gap: 0.75rem;
  margin-bottom: 0.875rem; font-size: 0.9rem; color: var(--gray-400);
}
.contact-detail svg { color: var(--gold); margin-top: 2px; flex-shrink: 0; }
.contact-detail a { color: var(--gray-400); transition: color var(--t-fast); }
.contact-detail a:hover { color: var(--gold); }
.contact-form-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 2.5rem; }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }

/* 23. HİZMET BLOCKS (Çözümler sayfası) */
.hizmet-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--border);
}
.hizmet-block:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.hizmet-block.reverse .hizmet-visual { order: -1; }
.hizmet-visual {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.hizmet-visual::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.07) 1px, transparent 1px);
  background-size: 36px 36px;
}
.hizmet-visual-icon { position: relative; }
.hizmet-num {
  font-size: 7rem; font-weight: 900; color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.05);
  position: absolute; top: 1rem; right: 1.5rem;
  line-height: 1; pointer-events: none;
}
.hizmet-text { position: relative; }
.hizmet-text .section-tag { margin-bottom: 0.75rem; }
.hizmet-text h2 { margin: 0.75rem 0 1.25rem; }
.hizmet-text p { font-size: 1rem; line-height: 1.85; margin-bottom: 1rem; }
.hizmet-list {
  display: flex; flex-direction: column;
  gap: 0.6rem; margin: 1.25rem 0 1.75rem;
}
.hizmet-list li {
  display: flex; align-items: center;
  gap: 0.75rem; font-size: 0.9rem; color: var(--gray-400);
}
.hizmet-list li::before {
  content: ''; width: 6px; height: 6px;
  background: var(--gold); border-radius: 50%; flex-shrink: 0;
}

/* 22b. LANG SWITCHER */
.lang-switcher {
  display: flex; align-items: center; gap: 0.15rem;
  margin-left: 1rem;
}
.lang-btn {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em;
  padding: 0.25rem 0.55rem;
  border-radius: var(--r-sm);
  color: var(--gray-500);
  border: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
  text-decoration: none;
  line-height: 1;
}
.lang-btn:hover { color: var(--white); border-color: var(--border); }
.lang-btn.active {
  color: var(--gold);
  border-color: rgba(245,166,35,0.4);
  background: var(--gold-dim);
}
@media (max-width: 768px) { .lang-switcher { margin-left: 0.5rem; } }

/* 23a. HAKKIMIZDA SAYFASI */

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-visual {
  position: relative;
}
.about-visual-inner {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.about-visual-inner::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(37,99,235,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.06) 1px, transparent 1px);
  background-size: 36px 36px;
}
.about-visual-icon {
  position: relative;
  color: rgba(245,166,35,0.35);
}
.about-badge {
  position: absolute;
  bottom: -1.25rem; left: -1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1rem 1.5rem;
  display: flex; flex-direction: column; align-items: center;
  box-shadow: var(--shadow-lg);
}
.about-badge strong {
  font-size: 1.8rem; font-weight: 900; color: var(--gold); line-height: 1;
}
.about-badge span {
  font-size: 0.78rem; color: var(--gray-500); margin-top: 0.2rem;
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.value-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 1.75rem;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
  position: relative; overflow: hidden;
}
.value-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--gold-dim) 0%, transparent 60%);
  opacity: 0; transition: opacity var(--t-base);
}
.value-card:hover {
  border-color: rgba(245,166,35,0.35);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md), var(--glow-gold);
}
.value-card:hover::before { opacity: 1; }
.value-card-icon {
  width: 48px; height: 48px;
  background: var(--gold-dim);
  border: 1px solid rgba(245,166,35,0.2);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); margin-bottom: 1.25rem; position: relative;
  transition: background var(--t-base), box-shadow var(--t-base);
}
.value-card:hover .value-card-icon {
  background: rgba(245,166,35,0.2);
  box-shadow: var(--glow-gold);
}
.value-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; position: relative; }
.value-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.72; position: relative; }

/* Software Tags */
.software-grid {
  display: flex; flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}
.software-tag {
  display: inline-block;
  padding: 0.5rem 1.1rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 0.85rem; font-weight: 600;
  color: var(--gray-400);
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
}
.software-tag:hover {
  border-color: rgba(245,166,35,0.35);
  color: var(--gold);
  background: var(--gold-dim);
}

/* Career Perks (Kariyer sayfası) */
.perks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}
.perk-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 1.75rem;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}
.perk-card:hover {
  border-color: rgba(37,99,235,0.38);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md), var(--glow-blue);
}
.perk-icon {
  width: 48px; height: 48px;
  background: var(--blue-dim);
  border: 1px solid rgba(37,99,235,0.2);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-light); margin-bottom: 1.25rem;
  transition: background var(--t-base), box-shadow var(--t-base);
}
.perk-card:hover .perk-icon {
  background: rgba(37,99,235,0.2);
  box-shadow: var(--glow-blue);
}
.perk-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.perk-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.72; }

/* File input (Kariyer formu) */
.file-input-wrap {
  position: relative;
  border: 1px dashed var(--border-s);
  border-radius: var(--r-md);
  padding: 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast);
  background: var(--surface-2);
}
.file-input-wrap:hover { border-color: var(--gold); background: var(--gold-dim); }
.file-input-wrap input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%;
}
.file-input-wrap .file-label {
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--gray-500); font-size: 0.88rem; pointer-events: none;
}

/* Responsive - hakkimizda */
@media (max-width: 1024px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .perks-grid  { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .about-grid  { grid-template-columns: 1fr; gap: 2rem; }
  .about-badge { bottom: auto; left: auto; position: relative; margin-top: 1rem; align-self: flex-start; }
  .values-grid { grid-template-columns: 1fr; }
  .perks-grid  { grid-template-columns: 1fr; }
}

/* 23b. PROJE DETAY SAYFASI */
.proje-detay-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3.5rem;
  align-items: start;
  margin-bottom: 4rem;
}
.proje-ana-gorsel {
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--border);
}
.proje-ana-gorsel img {
  width: 100%; height: auto;
  display: block;
  object-fit: cover;
  max-height: 520px;
}
.proje-aciklama .section-tag { margin-bottom: 1rem; }
.proje-aciklama p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--gray-400);
  margin-top: 1rem;
}
.proje-galeri-wrap { margin-top: 2rem; }
.proje-galeri-title {
  font-size: 1.4rem; font-weight: 800;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.proje-galeri {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.proje-galeri-item {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
  cursor: zoom-in;
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.proje-galeri-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}
.proje-galeri-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--t-slow);
}
.proje-galeri-item:hover img { transform: scale(1.05); }

@media (max-width: 1024px) {
  .proje-detay-layout { grid-template-columns: 1fr; }
  .proje-galeri { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .proje-galeri { grid-template-columns: 1fr; }
}

/* 23c. LIGHTBOX */
#lightbox {
  display: none;
  position: fixed; inset: 0; z-index: 9999;
}
#lightbox.lb-open { display: block; }

.lb-backdrop {
  position: absolute; inset: 0;
  background: rgba(4, 6, 12, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: fade-in 0.2s ease both;
}
.lb-content {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.lb-img-wrap {
  max-width: 90vw;
  max-height: 88vh;
  display: flex; align-items: center; justify-content: center;
}
.lb-img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--r-lg);
  box-shadow: 0 32px 80px rgba(0,0,0,0.7);
  transition: opacity 0.15s ease, transform 0.15s ease;
  display: block;
}
.lb-close {
  position: absolute; top: 1.25rem; right: 1.25rem;
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); cursor: pointer;
  transition: background var(--t-fast), transform var(--t-fast);
  z-index: 1;
}
.lb-close:hover { background: rgba(255,255,255,0.18); transform: scale(1.1) rotate(90deg); }

.lb-prev, .lb-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); cursor: pointer;
  transition: background var(--t-fast), transform var(--t-fast);
  z-index: 1;
}
.lb-prev { left: 1.25rem; }
.lb-next { right: 1.25rem; }
.lb-prev:hover { background: rgba(255,255,255,0.2); transform: translateY(-50%) translateX(-3px); }
.lb-next:hover { background: rgba(255,255,255,0.2); transform: translateY(-50%) translateX(3px); }

.lb-counter {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  font-size: 0.85rem; font-weight: 600; color: rgba(255,255,255,0.55);
  background: rgba(0,0,0,0.4); padding: 0.3rem 0.9rem;
  border-radius: 50px; letter-spacing: 0.06em;
  pointer-events: none;
}

@media (max-width: 768px) {
  .lb-prev { left: 0.5rem; width: 40px; height: 40px; }
  .lb-next { right: 0.5rem; width: 40px; height: 40px; }
  .lb-close { top: 0.75rem; right: 0.75rem; }
}

/* 23d. INTRO VIDEO MODAL */
.video-modal {
  display: none;
  position: fixed; inset: 0; z-index: 10000;
  align-items: center; justify-content: center;
  padding: 1.5rem;
}
.video-modal.active {
  display: flex;
}
.video-modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(4, 6, 12, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  animation: fade-in 0.25s ease both;
  cursor: pointer;
}
.video-modal-container {
  position: relative;
  width: 100%;
  max-width: 960px;
  z-index: 1;
  animation: fade-in-up 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.video-modal-card {
  position: relative;
  background: #0B0F17;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.8), 0 0 50px rgba(245, 166, 35, 0.12);
}
.video-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}
.video-modal-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-200);
}
.video-modal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 10px var(--gold);
}
.video-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--white);
  cursor: pointer;
  transition: all var(--t-fast);
}
.video-modal-close:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: scale(1.1) rotate(90deg);
  color: var(--gold);
}
.video-modal-body {
  position: relative;
  width: 100%;
  background: #000;
  aspect-ratio: 16 / 9;
}
.video-modal-body video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
@media (max-width: 640px) {
  .video-modal { padding: 0.75rem; }
  .video-modal-header { padding: 0.65rem 0.9rem; }
  .video-modal-title { font-size: 0.82rem; }
}

/* 24. KEYFRAME ANIMATIONS */
@keyframes fade-in      { from { opacity: 0; }  to { opacity: 1; } }
@keyframes fade-in-up   { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fade-in-down { from { opacity: 0; transform: translateY(-15px); } to { opacity: 1; transform: translateY(0); } }

/* 24. RESPONSIVE */
@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer-brand { grid-column: span 2; }
}
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(3, 1fr); }
  .industry-detail-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .contact-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --sec-py: 4rem; --nav-h: 70px; }
  .hamburger { display: flex; }
  .nav-links { display: none; }
  .hero-title { font-size: 2.5rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-actions-wrapper { width: 100%; max-width: 340px; }
  .hero-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-intro-row { width: 100%; }
  .btn-intro { width: 100%; }
  .services-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-detail-grid { grid-template-columns: 1fr; }
  .projects-grid, .projects-masonry { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hizmet-block { grid-template-columns: 1fr; gap: 2rem; }
  .hizmet-block.reverse .hizmet-visual { order: 0; }
  .hizmet-num { font-size: 4rem; }
}
@media (max-width: 520px) {
  .industries-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-badge { font-size: 0.68rem; }
}