/* ============================================================
   SENYILDIZ YAZILIM — Ana Stil Dosyası
   Versiyon: 1.0.0 | 2026
   ============================================================ */

/* === 1. CSS DEĞİŞKENLERİ === */
:root {
  /* Renkler */
  --clr-primary:   #172517;
  --clr-secondary: #8BBE23;
  --clr-accent:    #9DCF2E;
  --clr-light:     #F5F9EE;
  --clr-white:     #FFFFFF;
  --clr-text:      #334155;
  --clr-muted:     #64748B;
  --clr-border:    #E2E8F0;
  --clr-dark-2:    #1F361F;
  --clr-dark-3:    #1F3A1F;
  --clr-success:   #10B981;
  --clr-error:     #EF4444;

  /* Gradyanlar */
  --gradient-hero:    linear-gradient(135deg, #172517 0%, #1F3A1F 60%, #2D5208 100%);
  --gradient-card:    linear-gradient(135deg, #1F361F 0%, #172517 100%);
  --gradient-accent:  linear-gradient(135deg, #8BBE23 0%, #6A9A1A 100%);
  --gradient-light:   linear-gradient(135deg, #F5F9EE 0%, #EBF5D5 100%);

  /* Tipografi */
  --font-main:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Inter', sans-serif;

  /* Font Boyutları (fluid) */
  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.25rem;
  --fs-xl:   1.5rem;
  --fs-2xl:  2rem;
  --fs-3xl:  2.5rem;
  --fs-4xl:  3rem;
  --fs-5xl:  3.75rem;

  /* Boşluklar */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* Kenar Yarıçapları */
  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  /* Gölgeler */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --shadow:     0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-md:  0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-lg:  0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --shadow-xl:  0 25px 50px -12px rgba(0,0,0,0.25);
  --shadow-blue: 0 8px 32px rgba(139,190,35,0.3);
  --shadow-glow: 0 0 40px rgba(139,190,35,0.15);

  /* Geçişler */
  --transition-fast:   all 0.15s ease;
  --transition:        all 0.3s ease;
  --transition-slow:   all 0.5s ease;
  --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index Katmanları */
  --z-nav:     1000;
  --z-modal:   9000;
  --z-overlay: 8000;
  --z-tooltip: 5000;

  /* Layout */
  --container-max: 1280px;
  --container-md:  960px;
  --nav-height:    80px;
}

/* === 2. RESET & BASE === */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  font-size: var(--fs-base);
  color: var(--clr-text);
  background-color: var(--clr-white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

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

/* === 3. TİPOGRAFİ === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, var(--fs-5xl)); }
h2 { font-size: clamp(1.8rem, 3.5vw, var(--fs-4xl)); }
h3 { font-size: clamp(1.3rem, 2.5vw, var(--fs-2xl)); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }

p { margin-bottom: var(--sp-4); }
p:last-child { margin-bottom: 0; }

.lead {
  font-size: var(--fs-lg);
  color: var(--clr-muted);
  line-height: 1.8;
}

.text-white  { color: var(--clr-white) !important; }
.text-muted  { color: var(--clr-muted) !important; }
.text-blue   { color: var(--clr-secondary) !important; }
.text-center { text-align: center; }

/* === 4. LAYOUT === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.container-sm {
  max-width: var(--container-md);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.section {
  padding: var(--sp-24) 0;
}

.section-sm {
  padding: var(--sp-16) 0;
}

/* Grid Sistemleri */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
}

.flex { display: flex; }
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}
.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.flex-col {
  flex-direction: column;
}
.gap-4  { gap: var(--sp-4); }
.gap-6  { gap: var(--sp-6); }
.gap-8  { gap: var(--sp-8); }

/* === 5. BUTONLAR === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
}

.btn-primary {
  background: #8BBE23;
  color: #172517;
  border-color: #8BBE23;
}
.btn-primary:hover {
  background: #7AAD1A;
  border-color: #7AAD1A;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139,190,35,0.4);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--clr-white);
  border: 2px solid rgba(255,255,255,0.35);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.65);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--clr-primary);
  border: 2px solid var(--clr-border);
}
.btn-secondary:hover {
  border-color: var(--clr-secondary);
  color: var(--clr-secondary);
  transform: translateY(-1px);
}

.btn-lg {
  padding: var(--sp-4) var(--sp-8);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
}

.btn-sm {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--fs-xs);
}

/* === 6. NAVİGASYON === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(23,37,23,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 40px rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.navbar.light-page {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  border-bottom: 1px solid var(--clr-border);
}

.navbar.light-page.scrolled {
  background: rgba(23,37,23,0.97);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.logo img {
  height: 40px;
  width: auto;
  display: block;
}

/* ===== LOGO VARYANTLARI ===== */
/* Varsayılan: koyu arka plan (anasayfa hero, footer) → açık logo */
.logo .logo-dark  { display: none; }
.logo .logo-light { display: block; }

/* Light sayfa (beyaz navbar) → koyu logo */
.light-page .logo .logo-dark  { display: block; }
.light-page .logo .logo-light { display: none; }

/* Light sayfa scroll edildi (koyu arka plan) → açık logo */
.light-page.scrolled .logo .logo-dark  { display: none; }
.light-page.scrolled .logo .logo-light { display: block; }

/* Anasayfa scroll edildi (koyu arka plan) → açık logo (varsayılan zaten doğru) */

.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--gradient-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-md);
  font-weight: 900;
  color: white;
  box-shadow: var(--shadow-blue);
  flex-shrink: 0;
}

.light-page .logo { color: var(--clr-primary); }
.light-page.scrolled .logo { color: var(--clr-white); }

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.nav-link {
  padding: var(--sp-2) var(--sp-4);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-full);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--clr-white);
  background: rgba(255,255,255,0.1);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 50%;
  transform: translateX(-50%);
  width: 16px; height: 2px;
  background: var(--clr-secondary);
  border-radius: var(--radius-full);
}

.light-page .nav-link {
  color: var(--clr-text);
}
.light-page .nav-link:hover,
.light-page .nav-link.active {
  color: var(--clr-primary);
  background: var(--clr-border);
}
.light-page.scrolled .nav-link {
  color: rgba(255,255,255,0.85);
}
.light-page.scrolled .nav-link:hover,
.light-page.scrolled .nav-link.active {
  color: white;
  background: rgba(255,255,255,0.1);
}

.nav-cta {
  background: #8BBE23 !important;
  color: #172517 !important;
  border: 2px solid #8BBE23 !important;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.nav-cta:hover {
  background: #7AAD1A !important;
  border-color: #7AAD1A !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(139,190,35,0.4);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-2);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-white);
  border-radius: var(--radius-full);
  transition: var(--transition);
  transform-origin: center;
}

.light-page .hamburger span { background: var(--clr-primary); }
.light-page.scrolled .hamburger span { background: var(--clr-white); }

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.nav-mobile {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: rgba(23,37,23,0.98);
  backdrop-filter: blur(20px);
  padding: var(--sp-6);
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: calc(var(--z-nav) - 1);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.nav-mobile.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.nav-mobile .nav-link {
  display: block;
  padding: var(--sp-4) var(--sp-4);
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius);
  margin-bottom: var(--sp-2);
  border-left: 3px solid transparent;
}

.nav-mobile .nav-link:hover,
.nav-mobile .nav-link.active {
  color: white;
  background: rgba(255,255,255,0.07);
  border-left-color: var(--clr-secondary);
}

.nav-mobile .nav-cta {
  background: #8BBE23 !important;
  color: #172517 !important;
  text-align: center;
  border-left: none !important;
  border: 2px solid #8BBE23 !important;
  margin-top: var(--sp-4);
  box-shadow: var(--shadow-blue);
}

/* === 7. HERO BÖLÜMÜ === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: var(--sp-32) 0 var(--sp-16);
}

/* Animasyonlu Arka Plan */
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  width: 800px; height: 800px;
  top: -200px; right: -200px;
  background: radial-gradient(circle, rgba(139,190,35,0.25) 0%, transparent 70%);
  border-radius: 50%;
  animation: float1 8s ease-in-out infinite;
}

.hero-bg::after {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  bottom: -150px; left: -150px;
  background: radial-gradient(circle, rgba(139,190,35,0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: float2 10s ease-in-out infinite;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(139,190,35,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,190,35,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridFade 4s ease infinite;
}

.hero-particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  width: 3px; height: 3px;
  background: rgba(255,255,255,0.4);
  border-radius: 50%;
  animation: particle-float var(--duration, 6s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(139,190,35,0.2);
  border: 1px solid rgba(139,190,35,0.4);
  color: var(--clr-accent);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--sp-6);
  animation: fadeInDown 0.8s ease both;
}

.hero-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--clr-accent);
  border-radius: 50%;
  animation: pulse-dot 1.5s ease infinite;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.1;
  margin-bottom: var(--sp-6);
  letter-spacing: -0.03em;
  animation: fadeInUp 0.8s 0.2s ease both;
}

.hero-title span {
  background: linear-gradient(135deg, #8BBE23, #C8E860);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto var(--sp-10);
  line-height: 1.8;
  animation: fadeInUp 0.8s 0.4s ease both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
  animation: fadeInUp 0.8s 0.6s ease both;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-10);
  margin-top: var(--sp-16);
  padding-top: var(--sp-10);
  border-top: 1px solid rgba(255,255,255,0.1);
  animation: fadeInUp 0.8s 0.8s ease both;
}

.stat-item {
  text-align: center;
}

.stat-num {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1;
  display: block;
}

.stat-label {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.55);
  margin-top: var(--sp-1);
  font-weight: 500;
}

.hero-scroll {
  position: absolute;
  bottom: var(--sp-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeIn 1s 1.2s ease both;
}

.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollLine 2s ease infinite;
}

/* === 8. BÖLÜM BAŞLIKLARI === */
.section-header {
  text-align: center;
  margin-bottom: var(--sp-16);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(139,190,35,0.1);
  border: 1px solid rgba(139,190,35,0.25);
  color: var(--clr-secondary);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--sp-4);
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, var(--fs-4xl));
  color: var(--clr-primary);
  margin-bottom: var(--sp-4);
}

.section-desc {
  font-size: var(--fs-md);
  color: var(--clr-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

.section-line {
  width: 60px; height: 4px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  margin: var(--sp-5) auto 0;
}

/* Koyu tema bölüm başlıkları */
.section-dark .section-title { color: var(--clr-white); }
.section-dark .section-desc  { color: rgba(255,255,255,0.65); }
.section-dark .section-tag   {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.8);
}

/* === 9. KART BİLEŞENLERİ === */
.card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(139,190,35,0.2);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: var(--transition);
}

.card:hover::before { transform: scaleX(1); }

/* Hizmetler Kartı */
.service-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-accent);
  opacity: 0;
  transition: var(--transition-slow);
  z-index: 0;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.service-card:hover::after { opacity: 1; }

.service-card > * { position: relative; z-index: 1; }

.service-card:hover .service-icon,
.service-card:hover h3,
.service-card:hover p {
  color: var(--clr-white);
}

.service-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, rgba(139,190,35,0.1), rgba(139,190,35,0.2));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-secondary);
  margin-bottom: var(--sp-5);
  transition: var(--transition);
}

.service-card:hover .service-icon { color: white; }

.service-card:hover .service-icon {
  background: rgba(255,255,255,0.2);
}

.service-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: var(--sp-3);
  transition: var(--transition);
}

.service-card p {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
  line-height: 1.7;
  transition: var(--transition);
}

/* Neden Biz Kartı */
.why-card {
  display: flex;
  gap: var(--sp-5);
  padding: var(--sp-6);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  border: 1px solid transparent;
}

.why-card:hover {
  background: var(--clr-white);
  border-color: var(--clr-border);
  box-shadow: var(--shadow-md);
  transform: translateX(6px);
}

.why-icon {
  width: 50px; height: 50px;
  min-width: 50px;
  background: linear-gradient(135deg, rgba(139,190,35,0.1), rgba(139,190,35,0.1));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-secondary);
  transition: var(--transition);
}

.why-card:hover .why-icon {
  background: var(--gradient-accent);
  color: white;
}

.why-content h4 {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--sp-2);
  color: var(--clr-primary);
}

.why-content p {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
  margin: 0;
  line-height: 1.6;
}

/* Referans Kartı Animasyon Sınıfları */
.ref-card--hidden {
  opacity: 0;
  transform: translateY(28px);
}

.ref-card--visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

/* Referans Kartı — Görsel Destekli */
.ref-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.ref-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(139,190,35,0.25);
}

/* Görsel Alan */
.ref-card-img {
  position: relative;
  width: 100%;
  height: 210px;
  overflow: hidden;
  background: var(--gradient-card);
  flex-shrink: 0;
}

.ref-card-img img {
  width: 100%;
  height: 100%;
  padding: 5;
  object-fit: contain;
  object-position: center top;
  display: block;
  transition: transform 0.6s ease;
}

.ref-card:hover .ref-card-img img {
  transform: scale(1.07);
}

/* Görsel olmayan projelerde logo fallback */
.ref-card-img--logo {
  background: var(--clr-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ref-card-img--logo img {
  width: 60% !important;
  height: 60% !important;
  object-fit: contain !important;
  padding: 0;
  transform: none !important;
  opacity: 0.85;
  filter: brightness(0) invert(1);
}

.ref-card:hover .ref-card-img--logo img {
  transform: none !important;
  opacity: 1;
}

/* Görsel yüklenemezse gradient + ikon göster */
.ref-card-img.img-error {
  background: var(--gradient-hero);
}

.ref-card-img.img-error::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 48px; height: 48px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.45)' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='3' width='18' height='18' rx='2'/%3E%3Ccircle cx='8.5' cy='8.5' r='1.5'/%3E%3Cpolyline points='21 15 16 10 5 21'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  opacity: 0.6;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}


.ref-card-body {
  padding: var(--sp-5) var(--sp-5) var(--sp-4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.ref-card-body h3 {
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--clr-primary);
  line-height: 1.35;
  margin-bottom: var(--sp-3);
  transition: var(--transition);
}

.ref-card:hover .ref-card-body h3 {
  color: var(--clr-secondary);
}

.ref-card-body p {
  color: var(--clr-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
  flex: 1;
  margin: 0;
}

.ref-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin: var(--sp-4) 0;
}

.tag {
  background: rgba(139,190,35,0.08);
  color: var(--clr-secondary);
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-full);
  border: 1px solid rgba(139,190,35,0.2);
}


.ref-card-footer {
  padding: var(--sp-3) var(--sp-5);
  border-top: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  background: var(--gradient-light);
}


.read-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--clr-secondary);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  background: rgba(139,190,35,0.08);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.read-more-btn:hover {
  background: var(--clr-secondary);
  color: #172517;
  transform: translateX(3px);
}

.read-more-btn svg {
  transition: var(--transition);
}

.read-more-btn:hover svg {
  transform: translateX(3px);
}

/* === 10. MODAL === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  max-width: 860px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9) translateY(20px);
  transition: var(--transition);
  box-shadow: var(--shadow-xl);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  background: var(--gradient-card);
  padding: var(--sp-8);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  position: relative;
}

.modal-header h2 {
  color: var(--clr-white);
  font-size: var(--fs-xl);
  padding-right: var(--sp-10);
}

.modal-close {
  position: absolute;
  top: var(--sp-6);
  right: var(--sp-6);
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1.1rem;
}

.modal-close:hover {
  background: rgba(255,255,255,0.25);
  transform: rotate(90deg);
}

.modal-project-img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.modal-body {
  padding: var(--sp-8) var(--sp-10);
}

.modal-body p {
  color: var(--clr-muted);
  font-size: var(--fs-sm);
  line-height: 1.8;
  margin-bottom: var(--sp-4);
}

.modal-body ul {
  padding-left: var(--sp-5);
}

.modal-body li {
  color: var(--clr-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin-bottom: var(--sp-2);
  list-style: disc;
}

/* === 11. FORM === */
.form-group {
  margin-bottom: var(--sp-5);
}

.form-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-primary);
  margin-bottom: var(--sp-2);
}

.form-control {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-base);
  color: var(--clr-primary);
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--clr-secondary);
  box-shadow: 0 0 0 4px rgba(139,190,35,0.1);
}

.form-control.error,
.form-control.is-invalid {
  border-color: var(--clr-error);
  box-shadow: 0 0 0 4px rgba(239,68,68,0.08);
}

@keyframes cfSpin {
  to { transform: rotate(360deg); }
}

.form-control.success {
  border-color: var(--clr-success);
}

.form-error {
  font-size: var(--fs-xs);
  color: var(--clr-error);
  margin-top: var(--sp-1);
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
}

/* Form Gönderim Durumu */
.form-success {
  text-align: center;
  padding: var(--sp-12) var(--sp-8);
}

.form-success-icon {
  width: 70px; height: 70px;
  background: linear-gradient(135deg, var(--clr-success), #34D399);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto var(--sp-6);
  box-shadow: 0 8px 25px rgba(16,185,129,0.35);
  animation: bounceIn 0.6s ease;
}

/* === 12. İLETİŞİM === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--sp-10);
  align-items: start;
}

.contact-info-card {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  color: var(--clr-white);
  position: sticky;
  top: calc(var(--nav-height) + var(--sp-6));
}

.contact-info-card h3 {
  color: var(--clr-white);
  margin-bottom: var(--sp-8);
}

.contact-item {
  display: flex;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.contact-icon {
  width: 46px; height: 46px;
  min-width: 46px;
  background: rgba(139,190,35,0.25);
  border: 1px solid rgba(139,190,35,0.4);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.9);
}

.contact-text span {
  display: block;
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: var(--sp-1);
}

.contact-text p, .contact-text a {
  color: rgba(255,255,255,0.9);
  font-weight: 500;
  font-size: var(--fs-sm);
}

.contact-text a:hover { color: var(--clr-accent); }

.social-links {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-8);
  padding-top: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.social-link {
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
  font-size: 1rem;
}

.social-link:hover {
  background: var(--clr-secondary);
  color: white;
  transform: translateY(-3px);
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--sp-8);
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  display: block;
  width: 100%;
  height: 280px;
  border: none;
}

/* Form Kartı */
.form-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  box-shadow: var(--shadow-sm);
}

/* === 13. HAKKIMIZDA === */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-img-main {
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-img-main::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(139,190,35,0.3), transparent);
  border-radius: 50%;
}

.about-badge {
  position: absolute;
  bottom: -20px; left: -20px;
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-5);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  border: 1px solid var(--clr-border);
}

.badge-icon {
  width: 46px; height: 46px;
  background: var(--gradient-accent);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.badge-text strong {
  display: block;
  color: var(--clr-primary);
  font-size: var(--fs-xl);
  font-weight: 800;
  line-height: 1;
}

.badge-text span {
  font-size: var(--fs-xs);
  color: var(--clr-muted);
  font-weight: 500;
}

.about-text .section-tag { align-self: flex-start; }

.about-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.2;
  margin-bottom: var(--sp-5);
}

.about-text p {
  color: var(--clr-muted);
  line-height: 1.8;
  margin-bottom: var(--sp-4);
}

.about-list {
  margin: var(--sp-6) 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.about-list-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--clr-text);
  font-weight: 500;
}

.about-list-item::before {
  content: '';
  width: 20px; height: 20px;
  background: linear-gradient(135deg, var(--clr-success), #34D399);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white' width='12' height='12'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 12px;
}

/* Misyon & Vizyon */
.mv-card {
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  position: relative;
  overflow: hidden;
}

.mv-card.mission {
  background: var(--gradient-hero);
  color: white;
}

.mv-card.vision {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-md);
}

.mv-card.mission h3 { color: white; }
.mv-card.vision h3  { color: var(--clr-primary); }

.mv-card.mission p { color: rgba(255,255,255,0.75); }
.mv-card.vision p  { color: var(--clr-muted); }

.mv-icon {
  display: inline-flex;
  margin-bottom: var(--sp-5);
}

.mv-card.mission .mv-icon { color: white; }
.mv-card.vision .mv-icon  { color: var(--clr-secondary); }

.mv-card::after {
  content: '';
  position: absolute;
  bottom: -30px; right: -30px;
  width: 120px; height: 120px;
  background: rgba(139,190,35,0.15);
  border-radius: 50%;
}

/* Değerler */
.value-card {
  text-align: center;
  padding: var(--sp-8) var(--sp-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  background: var(--clr-white);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(139,190,35,0.2);
}

.value-icon {
  width: 70px; height: 70px;
  background: linear-gradient(135deg, rgba(139,190,35,0.08), rgba(139,190,35,0.08));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-secondary);
  margin: 0 auto var(--sp-5);
  transition: var(--transition);
}

.value-card:hover .value-icon {
  background: var(--gradient-accent);
  color: white;
}

.value-card h4 {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--sp-3);
}

.value-card p {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
  margin: 0;
  line-height: 1.6;
}

/* === ÇALIŞMA SÜRECİ === */
.process-steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
}

.process-step {
  display: flex;
  gap: var(--sp-6);
  align-items: flex-start;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  transition: var(--transition);
  position: relative;
}

.process-step:hover {
  border-color: var(--clr-secondary);
  box-shadow: 0 8px 32px rgba(139,190,35,0.12);
  transform: translateY(-3px);
}

.process-num {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--clr-secondary);
  opacity: 0.85;
  flex-shrink: 0;
  min-width: 52px;
}

.process-body h4 {
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: var(--sp-3);
}

.process-body p {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
  line-height: 1.75;
  margin: 0;
}

/* === 14. REFERANSLAR SAYFASI === */
.refs-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-bottom: var(--sp-12);
}

.filter-btn {
  padding: var(--sp-2) var(--sp-5);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  background: var(--clr-white);
  color: var(--clr-muted);
  border: 1.5px solid var(--clr-border);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--clr-secondary);
  color: #172517;
  border-color: var(--clr-secondary);
  box-shadow: 0 4px 12px rgba(139,190,35,0.3);
}

.refs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

/* Loading Spinner */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--sp-24) var(--sp-6);
  gap: var(--sp-5);
  color: var(--clr-muted);
}

.spinner {
  width: 50px; height: 50px;
  border: 3px solid var(--clr-border);
  border-top-color: var(--clr-secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* === 15. PAGE HERO (İÇ SAYFALAR) === */
.page-hero {
  background: var(--gradient-hero);
  padding: calc(var(--nav-height) + var(--sp-16)) 0 var(--sp-16);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(139,190,35,0.2), transparent 70%);
  border-radius: 50%;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,190,35,0.15), transparent 70%);
  border-radius: 50%;
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  color: var(--clr-white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--sp-4);
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  color: rgba(255,255,255,0.6);
  font-size: var(--fs-sm);
}

.breadcrumb a { color: rgba(255,255,255,0.8); }
.breadcrumb a:hover { color: white; }
.breadcrumb span { color: rgba(255,255,255,0.4); }

/* === 16. FOOTER === */
.footer {
  background: var(--clr-primary);
  padding: var(--sp-20) 0 0;
  color: rgba(255,255,255,0.7);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139,190,35,0.5), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-16);
}

.footer-brand .logo {
  color: white;
  margin-bottom: var(--sp-5);
}

.footer-desc {
  font-size: var(--fs-sm);
  line-height: 1.8;
  margin-bottom: var(--sp-6);
  color: rgba(255,255,255,0.55);
}

.footer-socials {
  display: flex;
  gap: var(--sp-3);
}

.footer-socials .social-link {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
}

.footer-col h4 {
  color: white;
  font-size: var(--fs-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer-links a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.55);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.footer-links a::before {
  content: '→';
  opacity: 0;
  transform: translateX(-6px);
  transition: var(--transition);
}

.footer-links a:hover {
  color: white;
  padding-left: var(--sp-2);
}

.footer-links a:hover::before { opacity: 1; transform: translateX(0); }

.footer-contact-item {
  display: flex;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  align-items: flex-start;
}

.footer-contact-item span {
  font-size: 1rem;
  color: var(--clr-accent);
  margin-top: 2px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: var(--sp-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.footer-bottom p {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.35);
  margin: 0;
}

.footer-bottom a {
  color: var(--clr-accent);
}

/* === 17. ANİMASYON SINIFI === */
[data-animate] {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate="fade-up"]   { transform: translateY(40px); }
[data-animate="fade-down"] { transform: translateY(-40px); }
[data-animate="fade-left"] { transform: translateX(-40px); }
[data-animate="fade-right"]{ transform: translateX(40px); }
[data-animate="scale"]     { transform: scale(0.85); }
[data-animate="fade"]      { }

[data-animate].animated {
  opacity: 1;
  transform: none;
}

/* Gecikme yardımcıları */
.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. ARKA PLAN VARYANTLARI === */
.bg-white  { background: var(--clr-white); }
.bg-light  { background: var(--gradient-light); }
.bg-dark   { background: var(--clr-primary); }
.bg-dark-2 { background: var(--clr-dark-2); }
.section-dark { background: var(--gradient-card); }

/* === 19. YARDIMCILAR === */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

.mt-8  { margin-top: var(--sp-8); }
.mt-12 { margin-top: var(--sp-12); }
.mb-0  { margin-bottom: 0; }

/* Divider */
.divider {
  height: 1px;
  background: var(--clr-border);
  margin: var(--sp-16) 0;
}

/* Bildirim bandı */
.ref-count-badge {
  background: var(--gradient-accent);
  color: white;
  font-size: var(--fs-xs);
  font-weight: 700;
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--radius-full);
  display: inline-block;
  margin-left: var(--sp-2);
}

/* Büyük sayılar */
.counter-value {
  font-variant-numeric: tabular-nums;
}

/* === 20. KEYFRAME ANİMASYONLAR === */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -40px) scale(1.05); }
  66%       { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(40px, -30px) scale(1.08); }
}

@keyframes gridFade {
  0%, 100% { opacity: 0.7; }
  50%       { opacity: 1; }
}

@keyframes particle-float {
  0%, 100% { transform: translateY(0) translateX(0); opacity: 0.4; }
  25%       { transform: translateY(-30px) translateX(15px); opacity: 0.8; }
  50%       { transform: translateY(-55px) translateX(-10px); opacity: 0.4; }
  75%       { transform: translateY(-30px) translateX(20px); opacity: 0.7; }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes bounceIn {
  0%   { transform: scale(0); }
  60%  { transform: scale(1.15); }
  100% { transform: scale(1); }
}

@keyframes slideInRight {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* Sayaç animasyonu */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* === 21. RESPONSIVE TASARIM === */

/* 1200px ve altı */
@media (max-width: 1200px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
  .footer-grid .footer-col:last-child {
    grid-column: 1 / -1;
  }
}

/* 992px ve altı */
@media (max-width: 992px) {
  :root {
    --nav-height: 70px;
  }

  .section { padding: var(--sp-16) 0; }

  .hamburger { display: flex; }
  .nav-links  { display: none; }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-story {
    grid-template-columns: 1fr;
    gap: var(--sp-10);
  }

  .about-visual { order: -1; }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-info-card {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-8);
  }

  .footer-grid .footer-brand {
    grid-column: 1 / -1;
  }

  .hero-stats {
    gap: var(--sp-6);
  }

  .refs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 768px ve altı */
@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .process-num {
    font-size: 2.25rem;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: var(--sp-8);
    justify-content: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .refs-grid {
    grid-template-columns: 1fr;
  }

  .refs-filters {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--sp-3);
  }

  .filter-btn { white-space: nowrap; }

  .modal { margin: var(--sp-4); border-radius: var(--radius-lg); }
  .modal-header { border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
}

/* 480px ve altı */
@media (max-width: 480px) {
  :root {
    --nav-height: 64px;
  }

  .container { padding: 0 var(--sp-4); }

  .hero { padding: calc(var(--nav-height) + var(--sp-10)) 0 var(--sp-10); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { text-align: center; justify-content: center; }

  .btn-lg {
    padding: var(--sp-3) var(--sp-6);
    font-size: var(--fs-xs);
  }

  .section { padding: var(--sp-12) 0; }
  .section-header { margin-bottom: var(--sp-10); }

  .card,
  .service-card { padding: var(--sp-6); }

  .form-card { padding: var(--sp-6); }

  .about-img-main { height: 260px; }

  .about-badge {
    bottom: -10px; left: 10px;
  }

  .hero-stats {
    gap: var(--sp-6);
  }

  .stat-num { font-size: 2rem; }
}

/* 4K ve geniş ekranlar */
@media (min-width: 1600px) {
  :root {
    --container-max: 1440px;
  }

  html { font-size: 18px; }
}

/* === 22. DOKUNMATIK CİHAZ DÜZENLEMELERI === */
@media (hover: none) {
  .card:hover,
  .service-card:hover,
  .value-card:hover,
  .ref-card:hover {
    transform: none;
  }
  .why-card:hover { transform: none; }
}

/* === 23. ERIŞILEBILIRLIK === */
:focus-visible {
  outline: 2px solid var(--clr-secondary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  [data-animate] {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* === 24. YAZDIRMA === */
@media print {
  .navbar, .footer, .hero-scroll { display: none; }
  .hero { min-height: auto; padding: var(--sp-8) 0; }
  * { color: black !important; background: white !important; }
}