/* =========================================
   MK MEDYA - Ana Stil Dosyasi
   ========================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* CSS Degiskenleri */
:root {
  --bg-primary: #05050a;
  --bg-secondary: #09090f;
  --bg-card: #0e0e1a;
  --bg-card-hover: #131325;
  --accent-blue: #00C6FF;
  --accent-cyan: #7B2FFF;
  --accent-purple: #7B2FFF;
  --accent-pink: #ec4899;
  --gradient-main: linear-gradient(135deg, #00C6FF 0%, #7B2FFF 100%);
  --gradient-hero: linear-gradient(135deg, #05050a 0%, #0c0c20 50%, #05050a 100%);
  --text-primary: #f0f6ff;
  --text-secondary: #8ba3c1;
  --text-muted: #4a6080;
  --border-color: rgba(0, 198, 255, 0.12);
  --border-hover: rgba(0, 198, 255, 0.35);
  --shadow-glow: 0 0 40px rgba(123, 47, 255, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --font-main: 'Inter', sans-serif;
  --font-head: 'Space Grotesk', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-height: 90px;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* =========================================
   SCROLLBAR
   ========================================= */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-blue); border-radius: 3px; }

/* =========================================
   YARDIMCI SINIFLAR
   ========================================= */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 198, 255, 0.1);
  border: 1px solid rgba(0, 198, 255, 0.3);
  color: var(--accent-blue);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

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

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 20px;
}

.section-title span {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Butonlar */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-main);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-main);
  color: #ffffff;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(123, 47, 255, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--accent-blue);
  border: 2px solid rgba(0, 198, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(0, 198, 255, 0.1);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 14px;
}

/* Grid */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* Card */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-main);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

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

/* =========================================
   NAVIGASYON
   ========================================= */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(5, 5, 10, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 46px;
  height: 46px;
  background: var(--gradient-main);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  font-weight: 900;
  color: #ffffff;
  font-family: var(--font-head);
}

.nav-logo-text {
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-logo-text span {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-link {
  display: block;
  padding: 10px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  transition: var(--transition);
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: rgba(0, 198, 255, 0.1);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

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

.nav-phone-icon {
  width: 32px;
  height: 32px;
  background: rgba(123, 47, 255, 0.12);
  border: 1px solid rgba(123, 47, 255, 0.35);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

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

/* Mobil Menu */
.mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: rgba(5, 10, 20, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 24px;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.mobile-nav-link {
  display: block;
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  border-radius: 10px;
  transition: var(--transition);
}

.mobile-nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 198, 255, 0.1);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 198, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 198, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: float-blob 8s ease-in-out infinite;
}

.hero-blob-1 {
  width: 600px; height: 600px;
  background: var(--accent-blue);
  top: -200px; right: -100px;
  animation-delay: 0s;
}

.hero-blob-2 {
  width: 400px; height: 400px;
  background: var(--accent-cyan);
  bottom: -100px; left: -100px;
  animation-delay: 4s;
}

@keyframes float-blob {
  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-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 198, 255, 0.1);
  border: 1px solid rgba(0, 198, 255, 0.25);
  color: var(--accent-cyan);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 28px;
  animation: fadeInDown 0.8s ease both;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title .gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 600px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  animation: fadeInUp 0.8s ease 0.8s both;
}

.hero-stat-number {
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

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

.hero-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 20px;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  animation: float-card 6s ease-in-out infinite;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(0.5deg); }
}

.mockup-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}

.mockup-dot:nth-child(1) { background: #ff5f57; }
.mockup-dot:nth-child(2) { background: #ffbd2e; }
.mockup-dot:nth-child(3) { background: #28ca41; }

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

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* =========================================
   PROGRAMLAR SECTION
   ========================================= */
.programs-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.programs-label {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 48px;
}

.programs-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.program-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: default;
  min-width: 120px;
}

.program-item:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.program-icon {
  font-size: 36px;
}

.program-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
}

/* =========================================
   HIZMETLER SECTION
   ========================================= */
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 0;
  background: linear-gradient(to top, rgba(0, 198, 255, 0.04), transparent);
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.service-card:hover::after { height: 100%; }

.service-icon-wrap {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(0, 180, 255, 0.15), rgba(123, 47, 255, 0.06));
  border: 1px solid rgba(123, 47, 255, 0.25);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover .service-icon-wrap {
  background: linear-gradient(135deg, rgba(0, 198, 255, 0.25), rgba(123, 47, 255, 0.12));
  border-color: rgba(0, 198, 255, 0.4);
  transform: scale(1.05);
}

.service-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tag {
  background: rgba(0, 198, 255, 0.07);
  border: 1px solid rgba(0, 180, 255, 0.15);
  color: var(--accent-blue);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 500;
}

/* =========================================
   PROJELER SECTION
   ========================================= */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.project-thumb {
  height: 220px;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, #0a0a18 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-logo {
  width: 130px;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 198, 255, 0.05);
  border: 1px solid rgba(0, 198, 255, 0.15);
  border-radius: 32px;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.project-card:hover .project-logo {
  background: rgba(123, 47, 255, 0.1);
  border-color: rgba(123, 47, 255, 0.3);
  transform: scale(1.06);
}

.project-logo svg {
  width: 80px;
  height: 80px;
  filter: drop-shadow(0 0 14px rgba(0, 198, 255, 0.5));
  transition: var(--transition);
}

.project-card:hover .project-logo svg {
  filter: drop-shadow(0 0 20px rgba(123, 47, 255, 0.7));
}

.project-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-main);
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-thumb::after { opacity: 0.1; }

.project-type-badge {
  position: absolute;
  top: 16px; left: 16px;
  background: rgba(5, 10, 20, 0.8);
  border: 1px solid var(--border-color);
  color: var(--accent-cyan);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  backdrop-filter: blur(10px);
}

.project-info {
  padding: 24px;
}

.project-name {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.project-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-tech-tag {
  background: rgba(123, 47, 255, 0.1);
  border: 1px solid rgba(123, 47, 255, 0.2);
  color: #a47bff;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 500;
}

/* =========================================
   BLOG SECTION
   ========================================= */
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  display: block;
}

.blog-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.blog-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card-hover));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  position: relative;
  overflow: hidden;
}

.blog-category {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--gradient-main);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.blog-body {
  padding: 24px;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.blog-date, .blog-read {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
  transition: var(--transition);
}

.blog-card:hover .blog-title { color: var(--accent-cyan); }

.blog-excerpt {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-blue);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.blog-card:hover .blog-read-more { gap: 10px; }

/* =========================================
   ILETISIM SECTION
   ========================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}

.contact-info-item:last-child { border-bottom: none; }

.contact-info-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 198, 255, 0.1);
  border: 1px solid rgba(123, 47, 255, 0.25);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.contact-info-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
}

.contact-info-value:hover { color: var(--accent-cyan); }

/* Form */
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-title {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--text-primary);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 15px;
  color: var(--text-primary);
  font-family: var(--font-main);
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 198, 255, 0.1);
}

.form-control::placeholder { color: var(--text-muted); }

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin: 16px 0 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 16px;
  transition: var(--transition);
}

.social-btn:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  background: rgba(0, 198, 255, 0.1);
  transform: translateY(-2px);
}

.footer-heading {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a::before {
  content: '›';
  color: var(--accent-blue);
  font-size: 16px;
}

.footer-links a:hover { color: var(--accent-cyan); padding-left: 4px; }

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 14px;
  color: var(--text-muted);
}

.footer-copy span {
  color: var(--accent-blue);
}

/* =========================================
   WHATSAPP BUTONU
   ========================================= */
.whatsapp-btn {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  animation: whatsapp-pulse 3s ease-in-out infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn svg {
  width: 30px;
  height: 30px;
  fill: white;
}

@keyframes whatsapp-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7), 0 0 0 8px rgba(37, 211, 102, 0.1); }
}

.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--border-color);
}

.whatsapp-btn:hover .whatsapp-tooltip { opacity: 1; }

/* =========================================
   PAGE HERO (ic sayfalar icin)
   ========================================= */
.page-hero {
  padding: calc(var(--nav-height) + 80px) 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0, 198, 255, 0.07) 0%, transparent 70%);
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}

.breadcrumb a, .breadcrumb span {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb a:hover { color: var(--accent-blue); }
.breadcrumb .sep { color: var(--text-muted); font-size: 12px; }
.breadcrumb .current { color: var(--accent-blue); }

/* =========================================
   BLOG POST (detay sayfa)
   ========================================= */
.blog-post-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
}

.blog-post-header { margin-bottom: 40px; }

.blog-post-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.blog-post-content {
  color: var(--text-secondary);
  line-height: 1.9;
  font-size: 16px;
}

.blog-post-content h2 {
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 40px 0 16px;
}

.blog-post-content h3 {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 32px 0 12px;
}

.blog-post-content p { margin-bottom: 20px; }

.blog-post-content ul, .blog-post-content ol {
  margin: 20px 0 20px 24px;
}

.blog-post-content li { margin-bottom: 10px; }

.blog-post-content strong { color: var(--text-primary); }

.blog-post-content .highlight-box {
  background: rgba(0, 198, 255, 0.07);
  border-left: 4px solid var(--accent-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 28px 0;
}

/* Sidebar */
.blog-sidebar { position: sticky; top: calc(var(--nav-height) + 32px); }

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
}

.sidebar-title {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-post {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
  text-decoration: none;
  transition: var(--transition);
}

.sidebar-post:last-child { border-bottom: none; }

.sidebar-post:hover .sidebar-post-title { color: var(--accent-cyan); }

.sidebar-post-icon {
  width: 50px; height: 50px;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.sidebar-post-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  transition: var(--transition);
}

.sidebar-post-date {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* =========================================
   HAKKIMIZDA SAYFASI
   ========================================= */
.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.value-card {
  text-align: center;
  padding: 32px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.value-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.value-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.value-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.value-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Team */
.team-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.team-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.team-avatar {
  width: 80px; height: 80px;
  background: var(--gradient-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 800;
  color: #ffffff;
  font-family: var(--font-head);
  margin: 0 auto 16px;
}

.team-name {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.team-role {
  font-size: 14px;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-bottom: 12px;
}

.team-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =========================================
   SCROLL ANIMATION
   ========================================= */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding-top: calc(var(--nav-height) + 40px); }
  .contact-grid { grid-template-columns: 1fr; }
  .blog-post-layout { grid-template-columns: 1fr; }
  .blog-sidebar { position: static; }
}

@media (max-width: 768px) {
  :root { --nav-height: 75px; }
  .section { padding: 70px 0; }

  .nav-menu, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }

  .hero-stats { gap: 32px; flex-wrap: wrap; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { text-align: center; justify-content: center; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .about-values { grid-template-columns: 1fr; }

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

  .whatsapp-btn { bottom: 20px; right: 20px; }

  .programs-grid { gap: 16px; }
  .program-item { min-width: 100px; padding: 18px 20px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .grid-4 { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.2rem; }
}

/* =========================================
   BASARI MESAJI
   ========================================= */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 20px;
  display: none;
}

.alert-success {
  background: rgba(123, 47, 255, 0.12);
  border: 1px solid rgba(123, 47, 255, 0.35);
  color: var(--accent-cyan);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

/* =========================================
   LOADING & PLACEHOLDER
   ========================================= */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

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