/* ============================================================
   KUTVIA — Birleşik Tasarım Sistemi (tüm markalar)
   Marka rengi: index.html içinde :root { --accent; --accent-2 }
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Tema rengi (her site index.html'de override eder) */
  --accent:    #2563EB;
  --accent-2:  #0891B2;
  --accent-3:  #EC4899;

  /* Yüzeyler */
  --bg-dark:       #F8F9FA;
  --bg-card:       #FFFFFF;
  --bg-card-hover: #F3F4F6;
  --border:        rgba(0,0,0,0.06);
  --border-hover:  rgba(0,0,0,0.12);

  --text-primary:  #1F2937;
  --text-secondary:#6B7280;
  --text-muted:    #9CA3AF;

  /* Marka renkleri (ana sayfadaki marka kartları için) */
  --security-color: #DC2626;
  --creative-color: #F59E0B;
  --academy-color:  #10B981;
  --software-color: #2563EB;
  --games-color:    #8B5CF6;

  --gradient-main: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);

  /* accent tonları */
  --accent-04: color-mix(in srgb, var(--accent) 4%, transparent);
  --accent-06: color-mix(in srgb, var(--accent) 6%, transparent);
  --accent-08: color-mix(in srgb, var(--accent) 8%, transparent);
  --accent-12: color-mix(in srgb, var(--accent) 12%, transparent);
  --accent-15: color-mix(in srgb, var(--accent) 15%, transparent);
  --accent-20: color-mix(in srgb, var(--accent) 20%, transparent);
  --accent-25: color-mix(in srgb, var(--accent) 25%, transparent);

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  32px;
  --shadow-card: 0 4px 20px rgba(0,0,0,0.08);
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }
html, body { max-width: 100%; overflow-x: hidden; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.65;
}
body.menu-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

h1, h2, h3, h4, h5, h6, p, a, li, span { overflow-wrap: anywhere; word-break: normal; }

/* ── Utility ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section   { padding: 100px 0; }
.section-soft { background: var(--bg-dark); }
section, .container, .hero-content { min-width: 0; }

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-tag, .badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-08);
  border: 1px solid var(--accent-15);
  border-radius: 100px;
  padding: 5px 14px;
  margin-bottom: 20px;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-header-left { text-align: left; }
.section-header h2, .section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-header p, .section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}
.section-header-left p { margin: 0; }
.section-desc { color: var(--text-secondary); font-size: 1.05rem; margin-bottom: 16px; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 100px;
  font-size: .95rem;
  font-weight: 600;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px var(--accent-25); }
.btn-ghost, .btn-secondary {
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
}
.btn-ghost:hover, .btn-secondary:hover { background: var(--accent-06); transform: translateY(-2px); }
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 3px; }

/* ============================================================ NAVBAR */
.navbar, .header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}
.navbar.scrolled, .header.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.nav-container, .navbar.container .nav-wrapper, .nav-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.header .navbar { position: static; padding: 0; }
.nav-logo, .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-right: auto;
  color: var(--text-primary);
}
.logo-k {
  display: inline-block;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.8rem;
}
.nav-links, .nav-menu { display: flex; gap: 32px; align-items: center; }
.nav-links a, .nav-menu a {
  color: var(--text-secondary);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition);
}
.nav-links a:hover, .nav-menu a:hover { color: var(--text-primary); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 9px 22px;
  border-radius: 100px;
  background: var(--gradient-main);
  font-size: .875rem;
  font-weight: 600;
  color: #fff;
  transition: var(--transition);
  box-shadow: 0 4px 16px var(--accent-25);
  white-space: nowrap;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 24px var(--accent-25); }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; position: relative; z-index: 1200; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }

/* ============================================================ HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 24px 80px;
  overflow: hidden;
}
.hero.hero-center { justify-content: center; text-align: center; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--accent-04) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent-04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}
.blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .15; animation: blobFloat 8s ease-in-out infinite; }
.blob-1 { width: 600px; height: 600px; background: radial-gradient(circle, var(--accent), transparent 60%); top: -100px; left: -150px; }
.blob-2 { width: 500px; height: 500px; background: radial-gradient(circle, var(--accent-2), transparent 60%); top: 100px; right: -100px; animation-delay: -3s; }
.blob-3 { width: 400px; height: 400px; background: radial-gradient(circle, var(--accent-3), transparent 60%); bottom: -50px; left: 30%; animation-delay: -5s; opacity: .2; }
@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(30px, -30px) scale(1.05); }
  66%      { transform: translate(-20px, 20px) scale(0.95); }
}
.hero .container { position: relative; z-index: 1; width: 100%; }
.hero-content { position: relative; z-index: 1; width: 100%; }
.hero.hero-center .hero-content { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.hero-grid, .hero-layout {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid var(--border-hover);
  background: var(--accent-04);
  font-size: .85rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}
.hero-title, .hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.4rem, 5.2vw, 4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
  margin-bottom: 24px;
}
.hero.hero-center .hero-title { font-size: clamp(2.6rem, 6vw, 4.5rem); }
.hero-desc, .hero-content > p {
  font-size: clamp(1rem, 2vw, 1.18rem);
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
  max-width: 620px;
}
.hero.hero-center .hero-desc { margin-left: auto; margin-right: auto; }
.hero-actions, .hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero.hero-center .hero-actions { justify-content: center; }
.hero-stats { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.hero.hero-center .hero-stats { justify-content: center; }
.stat { text-align: center; }
.stat-num, .stat-number {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  display: block;
  font-size: .8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px;
}
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* Hero görsel kartları */
.hero-visual { position: relative; min-height: 360px; }
.visual-card, .security-card {
  background: var(--bg-card);
  border: 1px solid var(--accent-15);
  border-radius: var(--radius-lg);
  padding: 24px 26px;
  box-shadow: var(--shadow-card);
  margin-bottom: 18px;
}
.visual-card p, .security-card p { font-size: .85rem; color: var(--text-secondary); margin-top: 6px; }
.visual-card strong, .security-card strong {
  display: block; font-family: 'Space Grotesk', sans-serif; font-size: 1.15rem; margin-top: 4px;
}
.visual-label, .security-card-label, .visual-card > p:first-child {
  font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
}
.visual-grid { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 18px; }
.visual-pill {
  padding: 8px 16px; border-radius: 100px; font-size: .82rem; font-weight: 600;
  color: var(--accent); background: var(--accent-08); border: 1px solid var(--accent-15);
}
.geometric-shape { position: absolute; border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; filter: blur(2px); opacity: .5; }
.shape-1, .shape-one { width: 220px; height: 220px; background: var(--gradient-main); top: 10%; right: 0; opacity: .12; }
.shape-2, .shape-two { width: 160px; height: 160px; background: var(--accent-2); bottom: 6%; left: 4%; opacity: .1; border-radius: 50%; }

/* ============================================================ ABOUT (ana sayfa) */
.about { background: var(--bg-card); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-visual { position: relative; height: 540px; }
.about-visual::before {
  content: ''; position: absolute; top: 50%; left: 50%; width: 420px; height: 420px;
  border: 1px dashed var(--accent-12); border-radius: 22%; transform: translate(-50%, -50%); pointer-events: none; z-index: 1;
}
.about-card-main {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  background: var(--accent-04); border: 1px solid var(--accent-15); border-radius: var(--radius-lg);
  padding: 32px; text-align: center; width: 292px; backdrop-filter: blur(8px); z-index: 2;
}
.about-icon-wrap { margin-bottom: 16px; display: flex; justify-content: center; }
.about-card-main h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.about-card-main p { font-size: .85rem; color: var(--text-secondary); line-height: 1.5; }
.about-card-float {
  position: absolute; left: 50%; top: 50%;
  background: var(--accent-04); border: 1px solid var(--accent-12); border-radius: var(--radius-md);
  padding: 12px 18px; min-width: 164px; font-size: .85rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  backdrop-filter: blur(8px); white-space: nowrap; animation: floatCard 5.4s ease-in-out infinite; z-index: 3;
}
.card-float-1 { --tx: 0px;    --ty: -192px; animation-delay: 0s; }
.card-float-2 { --tx: -212px; --ty: -18px;  animation-delay: -1.1s; }
.card-float-3 { --tx: 212px;  --ty: -18px;  animation-delay: -2.2s; }
.card-float-4 { --tx: -170px; --ty: 150px;  animation-delay: -3.3s; }
.card-float-5 { --tx: 170px;  --ty: 150px;  animation-delay: -4.4s; }
@keyframes floatCard {
  0%, 100% { transform: translate(calc(-50% + var(--tx, 0px)), calc(-50% + var(--ty, 0px))); }
  50%      { transform: translate(calc(-50% + var(--tx, 0px)), calc(-50% + var(--ty, 0px) - 4px)); }
}
.float-icon { font-size: 1.2rem; }
.about-values { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 32px; }
.value-item { display: flex; align-items: center; gap: 10px; font-size: .9rem; color: var(--text-secondary); }
.value-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gradient-main); flex-shrink: 0; }

/* ============================================================ BRANDS (ana sayfa) */
.brands { background: var(--bg-dark); }
.brands-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.brand-card {
  position: relative; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px; overflow: hidden; transition: var(--transition);
}
.brand-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.brand-glow { position: absolute; inset: 0; border-radius: var(--radius-lg); opacity: 0; transition: opacity var(--transition); pointer-events: none; }
.brand-card:hover .brand-glow { opacity: 1; }
.brand-security .brand-glow { background: radial-gradient(ellipse at top left, color-mix(in srgb, var(--security-color) 8%, transparent), transparent 60%); }
.brand-creative .brand-glow { background: radial-gradient(ellipse at top left, color-mix(in srgb, var(--creative-color) 8%, transparent), transparent 60%); }
.brand-academy  .brand-glow { background: radial-gradient(ellipse at top left, color-mix(in srgb, var(--academy-color) 8%, transparent), transparent 60%); }
.brand-software .brand-glow { background: radial-gradient(ellipse at top left, color-mix(in srgb, var(--software-color) 8%, transparent), transparent 60%); }
.brand-games    .brand-glow { background: radial-gradient(ellipse at top left, color-mix(in srgb, var(--games-color) 8%, transparent), transparent 60%); }
.brand-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.brand-icon { width: 56px; height: 56px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; border: 1px solid var(--border); }
.brand-security .brand-icon { color: var(--security-color); background: color-mix(in srgb, var(--security-color) 8%, transparent); border-color: color-mix(in srgb, var(--security-color) 20%, transparent); }
.brand-creative .brand-icon { color: var(--creative-color); background: color-mix(in srgb, var(--creative-color) 8%, transparent); border-color: color-mix(in srgb, var(--creative-color) 20%, transparent); }
.brand-academy  .brand-icon { color: var(--academy-color);  background: color-mix(in srgb, var(--academy-color) 8%, transparent);  border-color: color-mix(in srgb, var(--academy-color) 20%, transparent); }
.brand-software .brand-icon { color: var(--software-color); background: color-mix(in srgb, var(--software-color) 8%, transparent); border-color: color-mix(in srgb, var(--software-color) 20%, transparent); }
.brand-games    .brand-icon { color: var(--games-color);    background: color-mix(in srgb, var(--games-color) 8%, transparent);    border-color: color-mix(in srgb, var(--games-color) 20%, transparent); }
.brand-badge { font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 5px 12px; border-radius: 100px; }
.brand-security .brand-badge { color: var(--security-color); background: color-mix(in srgb, var(--security-color) 12%, transparent); }
.brand-creative .brand-badge { color: var(--creative-color); background: color-mix(in srgb, var(--creative-color) 12%, transparent); }
.brand-academy  .brand-badge { color: var(--academy-color);  background: color-mix(in srgb, var(--academy-color) 12%, transparent); }
.brand-software .brand-badge { color: var(--software-color); background: color-mix(in srgb, var(--software-color) 12%, transparent); }
.brand-games    .brand-badge { color: var(--games-color);    background: color-mix(in srgb, var(--games-color) 12%, transparent); }
.brand-name { font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; font-weight: 700; margin-bottom: 12px; }
.brand-security .brand-name span { color: var(--security-color); }
.brand-creative .brand-name span { color: var(--creative-color); }
.brand-academy  .brand-name span { color: var(--academy-color); }
.brand-software .brand-name span { color: var(--software-color); }
.brand-games    .brand-name span { color: var(--games-color); }
.brand-desc { color: var(--text-secondary); font-size: .925rem; line-height: 1.65; margin-bottom: 20px; }
.brand-features { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.brand-features li { font-size: .875rem; color: var(--text-secondary); padding-left: 16px; position: relative; }
.brand-features li::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 6px; height: 6px; border-radius: 50%; }
.brand-security .brand-features li::before { background: var(--security-color); }
.brand-creative .brand-features li::before { background: var(--creative-color); }
.brand-academy  .brand-features li::before { background: var(--academy-color); }
.brand-software .brand-features li::before { background: var(--software-color); }
.brand-games    .brand-features li::before { background: var(--games-color); }
.brand-link { font-size: .875rem; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); }
.brand-security .brand-link { color: var(--security-color); }
.brand-creative .brand-link { color: var(--creative-color); }
.brand-academy  .brand-link { color: var(--academy-color); }
.brand-software .brand-link { color: var(--software-color); }
.brand-games    .brand-link { color: var(--games-color); }
.brand-link span { transition: transform var(--transition); }
.brand-link:hover span { transform: translateX(4px); }
.brand-card.brand-games { grid-column: 1 / -1; max-width: 720px; width: 100%; margin: 0 auto; }

/* ============================================================ FEATURES (Neden Biz) */
.features { background: var(--bg-card); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 28px; transition: var(--transition);
}
.feature-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.feature-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Space Grotesk', sans-serif; font-size: 1.4rem; font-weight: 700;
  color: var(--accent); background: var(--accent-08); border: 1px solid var(--accent-15);
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: .9rem; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================ SERVICES */
.services { background: var(--bg-dark); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-item {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 30px; transition: var(--transition); position: relative;
}
.service-item:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.service-num {
  font-family: 'Space Grotesk', sans-serif; font-size: .8rem; font-weight: 700;
  color: var(--accent); letter-spacing: .12em; margin-bottom: 16px; opacity: .7;
}
.service-item h3, .service-item h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.service-item > p { font-size: .9rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }
.tech-list { display: flex; flex-direction: column; gap: 8px; }
.tech-list li { font-size: .85rem; color: var(--text-secondary); padding-left: 18px; position: relative; }
.tech-list li::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}

/* ============================================================ PORTFOLIO / WORKS */
.portfolio { background: var(--bg-card); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.portfolio-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; transition: var(--transition);
}
.portfolio-card:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.portfolio-image {
  height: 180px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent-08), color-mix(in srgb, var(--accent-2) 8%, transparent));
  border-bottom: 1px solid var(--border);
}
.image-placeholder { font-size: 3rem; font-family: 'Space Grotesk', sans-serif; font-weight: 700; color: var(--accent); }
.portfolio-content { padding: 24px; }
.portfolio-tag {
  display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-08); border-radius: 100px; padding: 4px 12px; margin-bottom: 12px;
}
.portfolio-content h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.portfolio-content p { font-size: .9rem; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================ STEPS (süreç) */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px; transition: var(--transition);
}
.step:hover { border-color: var(--border-hover); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.step span {
  display: inline-block; font-family: 'Space Grotesk', sans-serif; font-size: 1.6rem; font-weight: 800;
  color: var(--accent); margin-bottom: 14px;
}
.step h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.step p { font-size: .9rem; color: var(--text-secondary); line-height: 1.6; }

/* ============================================================ WHY US (ana sayfa) */
.whyus { background: var(--bg-dark); }
.whyus-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.whyus-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.why-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; transition: var(--transition); }
.why-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,.08); }
.why-icon { font-size: 2rem; margin-bottom: 12px; }
.why-card h4 { font-size: .975rem; font-weight: 700; margin-bottom: 8px; }
.why-card p  { font-size: .85rem; color: var(--text-secondary); line-height: 1.55; }

/* ============================================================ CTA BANNER */
.cta-banner {
  position: relative; background: var(--bg-card);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 100px 0; text-align: center; overflow: hidden;
}
.cta-inner { position: relative; z-index: 1; }
.cta-inner h2 { font-family: 'Space Grotesk', sans-serif; font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.2; margin-bottom: 16px; }
.cta-inner p { color: var(--text-secondary); font-size: 1.1rem; margin-bottom: 36px; }
.cta-blobs { position: absolute; inset: 0; pointer-events: none; }
.cta-blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .08; }
.cta-blob-1 { width: 400px; height: 400px; background: var(--accent); top: -100px; left: -100px; }
.cta-blob-2 { width: 400px; height: 400px; background: var(--accent-2); bottom: -100px; right: -100px; }

/* ============================================================ CONTACT */
.contact { background: var(--bg-dark); }
.contact-grid, .contact-wrapper { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: start; }
.contact-item { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 28px; }
.contact-icon {
  font-size: 1.4rem; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  background: var(--accent-04); border: 1px solid var(--accent-12); border-radius: var(--radius-sm); flex-shrink: 0;
}
.contact-item h4 { font-size: .875rem; font-weight: 600; margin-bottom: 4px; }
.contact-item p  { font-size: .875rem; color: var(--text-secondary); }
.info-item { margin-bottom: 24px; }
.info-item h4 { font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.info-item a, .info-item p { font-size: .95rem; color: var(--text-secondary); }
.info-item a:hover { color: var(--accent); }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px; }
.contact-brands-title { font-size: .875rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 12px; margin-top: 36px; }
.brand-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill { padding: 5px 14px; border-radius: 100px; font-size: .8rem; font-weight: 600; transition: var(--transition); border: 1px solid transparent; }
.pill-security { color: var(--security-color); background: color-mix(in srgb, var(--security-color) 10%, transparent); border-color: color-mix(in srgb, var(--security-color) 20%, transparent); }
.pill-creative { color: var(--creative-color); background: color-mix(in srgb, var(--creative-color) 10%, transparent); border-color: color-mix(in srgb, var(--creative-color) 20%, transparent); }
.pill-academy  { color: var(--academy-color);  background: color-mix(in srgb, var(--academy-color) 10%, transparent);  border-color: color-mix(in srgb, var(--academy-color) 20%, transparent); }
.pill-software { color: var(--software-color); background: color-mix(in srgb, var(--software-color) 10%, transparent); border-color: color-mix(in srgb, var(--software-color) 20%, transparent); }
.pill-games    { color: var(--games-color);    background: color-mix(in srgb, var(--games-color) 10%, transparent);    border-color: color-mix(in srgb, var(--games-color) 20%, transparent); }

.contact-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: .85rem; font-weight: 600; color: var(--text-secondary); }
.form-group input, .form-group select, .form-group textarea {
  background: var(--accent-04); border: 1px solid var(--accent-12); border-radius: var(--radius-sm);
  padding: 12px 16px; font-size: .9rem; color: var(--text-primary); font-family: 'Inter', sans-serif;
  transition: var(--transition); outline: none; resize: vertical;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group select option { background: #FFFFFF; color: #1F2937; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent); background: var(--accent-08); box-shadow: 0 0 0 3px var(--accent-12);
}

/* ============================================================ MODAL */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 2000; display: none; align-items: center; justify-content: center;
  background: rgba(15,23,42,.45); backdrop-filter: blur(4px); padding: 24px;
}
.modal-backdrop.open { display: flex; }
.modal {
  position: relative; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px; max-width: 420px; width: 100%; box-shadow: var(--shadow-card); text-align: center;
}
.modal h2 { font-family: 'Space Grotesk', sans-serif; margin: 12px 0; }
.modal p { color: var(--text-secondary); font-size: .95rem; }
.modal-actions { margin-top: 24px; }
.modal-close { position: absolute; top: 14px; right: 18px; font-size: 1.6rem; color: var(--text-muted); }

/* ============================================================ FOOTER */
.footer { background: var(--bg-card); border-top: 1px solid var(--border); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand p { font-size: .875rem; color: var(--text-secondary); margin-top: 12px; margin-bottom: 24px; max-width: 280px; line-height: 1.65; }
.footer-logo { font-size: 1.4rem; }
.footer-socials, .social-links { display: flex; gap: 12px; flex-wrap: wrap; }
.social-link {
  width: 38px; height: 38px; border-radius: var(--radius-sm); background: var(--accent-06); border: 1px solid var(--accent-12);
  display: flex; align-items: center; justify-content: center; color: var(--text-muted); transition: var(--transition);
}
.social-link:hover { color: var(--accent); background: var(--accent-12); border-color: var(--accent-25); }
.social-links a { font-size: .85rem; color: var(--text-muted); transition: color var(--transition); }
.social-links a:hover { color: var(--accent); }
.footer-col h5, .footer-links h4, .footer-section h4, .footer-social h4 {
  font-size: .85rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 20px;
}
.footer-col ul, .footer-links ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col li a, .footer-links li a { font-size: .875rem; color: var(--text-muted); transition: color var(--transition); }
.footer-col li a:hover, .footer-links li a:hover { color: var(--text-primary); }
.footer-section p { font-size: .875rem; color: var(--text-secondary); line-height: 1.65; margin-top: 10px; }
.footer-content { display: grid; grid-template-columns: 1.8fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 28px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: .8rem; color: var(--text-muted); }
.footer-bottom a:hover { color: var(--accent); }
.footer-inner { text-align: center; }
.footer-inner p { font-size: .85rem; color: var(--text-muted); margin: 4px 0; }

/* ============================================================ REVEAL */
[data-aos], .reveal { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
[data-aos].visible, .reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================================ RESPONSIVE */
@media (max-width: 1024px) {
  .brands-grid   { grid-template-columns: 1fr 1fr; }
  .services-grid, .features-grid, .portfolio-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid   { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-content{ grid-template-columns: 1fr 1fr; gap: 32px; }
  .about-grid, .whyus-inner, .hero-grid, .hero-layout, .contact-grid, .contact-wrapper { gap: 40px; }
  .container, .nav-container { padding-left: 20px; padding-right: 20px; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .nav-links, .nav-menu {
    position: fixed; inset: 0; z-index: 1100; display: flex; flex-direction: column;
    width: 100%; min-height: 100vh; padding: 88px 24px 40px;
    justify-content: flex-start; align-items: stretch; gap: 14px;
    background: rgba(255,255,255,.985); overflow-y: auto;
    opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-8px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  }
  .nav-links.open, .nav-menu.open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
  .nav-links li, .nav-menu li { width: 100%; max-width: 360px; margin: 0 auto; text-align: center; }
  .nav-links a, .nav-menu a {
    display: block; padding: 12px 14px; border-radius: 12px;
    background: var(--accent-06); border: 1px solid var(--accent-12); color: var(--text-primary);
  }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero { min-height: auto; padding-top: 112px; padding-bottom: 56px; }
  .hero-grid, .hero-layout { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-title, .hero h1 { font-size: clamp(2rem, 9vw, 2.6rem); }
  .hero-actions, .hero-buttons { width: 100%; gap: 12px; }
  .hero-actions .btn, .hero-buttons .btn { width: 100%; justify-content: center; }

  .about-grid { grid-template-columns: 1fr; }
  .about-visual { height: auto; min-height: 260px; }
  .about-card-main { position: relative; top: auto; left: auto; transform: none; width: 100%; max-width: 360px; margin: 0 auto; }
  .about-card-float { position: static; display: inline-flex; white-space: normal; margin: 8px 8px 0 0; animation: none; }
  .about-values { grid-template-columns: 1fr; }

  .brands-grid, .services-grid, .features-grid, .portfolio-grid, .steps,
  .whyus-cards, .whyus-inner, .footer-grid, .footer-content,
  .contact-grid, .contact-wrapper, .info-grid, .form-row { grid-template-columns: 1fr; }
  .footer-grid, .footer-content { grid-template-columns: 1fr 1fr; }
  .section-header { margin-bottom: 36px; }
  .brand-card, .service-item, .feature-card, .contact-form { padding: 22px; }
  .cta-banner { padding: 64px 0; }
}

@media (max-width: 480px) {
  .footer-grid, .footer-content { grid-template-columns: 1fr; }
  .hero-actions, .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-stats { width: 100%; align-items: stretch; gap: 10px; }
  .stat { background: var(--accent-04); border: 1px solid var(--accent-12); border-radius: 12px; padding: 12px 10px; }
  .stat-divider { display: none; }
  .section-title, .section-header h2 { font-size: 1.72rem; }
  .form-group input, .form-group select, .form-group textarea { font-size: 16px; }
  .nav-logo, .logo { font-size: 1.35rem; }
  .contact-form { padding: 24px; }
}

@media (max-width: 360px) {
  .container, .nav-container { padding-left: 14px; padding-right: 14px; }
  .hero-title, .hero h1 { font-size: 1.85rem; }
  .brand-card, .service-item, .feature-card, .contact-form, .why-card { padding: 18px; }
}