/* ============================================
   AYWEB YAZILIM - Ana Stil Dosyası
   Sanayi / Çözüm Odaklı Kurumsal Tema
   ============================================ */

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

/* ============================================
   1. CSS DEĞİŞKENLERİ (Design Tokens)
   ============================================ */
:root {
  /* Renkler */
  --primary: #0F172A;
  --primary-light: #1E293B;
  --primary-lighter: #273548;
  --accent: #F97316;
  --accent-hover: #EA580C;
  --accent-glow: rgba(249, 115, 22, 0.3);
  --accent-subtle: rgba(249, 115, 22, 0.1);
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --border: #334155;
  --border-light: rgba(51, 65, 85, 0.5);
  --glass-bg: rgba(30, 41, 59, 0.6);
  --glass-border: rgba(148, 163, 184, 0.1);
  --success: #22C55E;
  --gradient-accent: linear-gradient(135deg, #F97316, #FB923C);
  --gradient-dark: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);

  /* Tipografi */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Boyutlar */
  --header-height: 80px;
  --max-width: 1200px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Gölgeler */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --shadow-accent: 0 4px 20px rgba(249, 115, 22, 0.25);

  /* Geçişler */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-primary);
  background-color: var(--primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
  list-style: none;
}

/* ---- Custom Scrollbar ---- */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 8px;
  border: 2px solid var(--primary);
  transition: background 0.3s;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Firefox scrollbar */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--border) var(--primary);
}

/* ============================================
   3. YARDIMCI SINIFLAR
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--accent-subtle);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.section-badge i {
  font-size: 0.7rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ============================================
   4. HEADER / NAVBAR
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  display: flex;
  align-items: center;
  transition: all var(--transition-normal);
  background: rgb(242 145 36 / 2%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header.scrolled {
  height: 68px;
  background: rgba(15, 23, 42, 0.92);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.header-left {
  display: none;
}

.logo.header-center {
  display: flex;
  align-items: center;
  z-index: 1001;
}

.logo img {
  height: 36px;
  width: auto;
  opacity: 0.95;
  transition: opacity var(--transition-fast);
}

.logo:hover img {
  opacity: 1;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 48px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 0.75rem;
  font-family: var(--font-primary);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 1.5px;
  transition: color var(--transition-fast);
  text-transform: uppercase;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link::after {
  display: none;
}

/* İletişim Butonu (Pill Tarzı) */
.nav-cta-round {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px 10px 22px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 100px;
  transition: all var(--transition-fast);
  background: transparent;
}

.nav-cta-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  transition: all var(--transition-fast);
}

.nav-cta-icon i {
  font-size: 0.6rem;
  color: #fff;
  transition: transform var(--transition-fast);
}

.nav-cta-round:hover {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.05);
}

.nav-cta-round:hover .nav-cta-icon {
  background: rgba(255, 255, 255, 0.15);
}

.nav-cta-round:hover .nav-cta-icon i {
  transform: translate(1px, -1px);
}

/* Hamburger Menü */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
  transform-origin: center;
}

.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);
}

/* ============================================
   5. HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(170deg, #1a1a1a 0%, #f2621812 40%, var(--primary) 100%);
  padding-top: 80px;
}

.hero-container {
  display: flex;
  align-items: flex-start;
  width: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  width: 100%;
  max-width: 860px;
  padding: 80px 0 60px;
}

/* Konum Etiketi */
.hero-location {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-size: 0.7rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-location-line {
  display: inline-block;
  width: 40px;
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
}

/* Ana Başlık */
.hero-title {
  display: flex;
  flex-direction: column;
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -3px;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-line-white {
  color: #ffffff;
}

.hero-line-accent {
  color: var(--accent);
}

.hero-line-muted {
  color: rgba(255, 255, 255, 0.12);
}

/* Alt Kısım: Açıklama + Keşfet */
.hero-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

.hero-description {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.35);
  line-height: 1.9;
  max-width: 400px;
}

.hero-discover {
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.hero-discover:hover {
  color: #fff;
}

/* ============================================
   6. BUTONLAR
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(249, 115, 22, 0.45);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.15);
}

.btn i {
  font-size: 0.85rem;
  transition: transform var(--transition-fast);
}

.btn:hover i {
  transform: translateX(4px);
}

/* ============================================
   7. HAKKIMIZDA SECTION
   ============================================ */
.about {
  background: var(--gradient-dark);
}

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

.about-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

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

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

.about-card:hover {
  transform: translateY(-8px);
  border-color: rgba(249, 115, 22, 0.2);
  box-shadow: var(--shadow-lg);
}

.about-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  font-size: 1.4rem;
  color: var(--accent);
  transition: all var(--transition-normal);
}

.about-card:hover .about-card-icon {
  background: var(--accent);
  color: #fff;
  transform: scale(1.1);
}

.about-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.about-card-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   8. ÇÖZÜMLER / HİZMETLER SECTION
   ============================================ */
.services {
  background: var(--primary);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 800px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

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

.service-card {
  background: var(--primary-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, var(--accent-subtle), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

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

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(249, 115, 22, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.service-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  font-size: 1.8rem;
  color: var(--accent);
  transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
  background: var(--accent);
  color: #fff;
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-accent);
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.15);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================================
   9. PROJELER SECTION
   ============================================ */
.projects {
  background: var(--gradient-dark);
  position: relative;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.project-card {
  background: var(--primary-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-slow);
  position: relative;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(249, 115, 22, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.project-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
  background: var(--primary-lighter);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15, 23, 42, 0.8) 100%);
}

.project-status {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.project-status.live {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.project-status.dev {
  background: rgba(249, 115, 22, 0.15);
  color: var(--accent);
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.project-content {
  padding: 28px 32px 32px;
}



.project-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent-subtle);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.project-tech span {
  padding: 4px 12px;
  background: var(--primary);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--accent);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.project-link:hover {
  gap: 12px;
  color: var(--accent-hover);
}

.project-link i {
  transition: transform var(--transition-fast);
}

.project-link:hover i {
  transform: translateX(4px);
}

/* ============================================
   10. İLETİŞİM SECTION (Alfatek Tarzı)
   ============================================ */
.contact {
  background: var(--primary);
  position: relative;
  padding-bottom: 60px;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 800px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

/* Sol Taraf: Büyük Başlık */
.contact-left {
  padding-top: 20px;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background: var(--accent-subtle);
  border: 1px solid rgba(249, 115, 22, 0.2);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 32px;
}

.contact-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulseDot 2s ease-in-out infinite;
}

.contact-big-title {
  font-size: clamp(3.5rem, 7vw, 6rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 40px;
  color: var(--text-primary);
}

.contact-big-title-muted {
  color: var(--text-muted);
  opacity: 0.3;
}

.contact-email {
  display: inline-block;
  font-size: 1rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
  transition: all var(--transition-fast);
}

.contact-email:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.contact-email i {
  margin-right: 8px;
  font-size: 0.85rem;
}

/* Şirket / Sorumlu Kişi Bilgileri */
.contact-info-block {
  margin-bottom: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
}

.contact-info-block:first-of-type {
  margin-top: 8px;
}

.contact-info-heading {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 14px;
}

.contact-info-company {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.contact-info-detail {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.contact-info-detail i {
  color: var(--accent);
  font-size: 0.8rem;
  width: 16px;
  text-align: center;
}

.contact-info-person {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

/* Sağ Taraf: Form Kartı (Premium Dark Sleek) */
.contact-form-section {
  background: transparent;
  padding: 20px 0;
  position: relative;
}

.contact-form-title {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.contact-form-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  /* Çizgi detayı */
}

.contact-form-subtitle {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 48px;
}

/* Form Grid */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  /* İki sütun arası devasa boşluk (görseldeki gibi) */
  margin-bottom: 40px;
}

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

.form-field {
  position: relative;
}

/* Alt çizgi stili input */
.form-input {
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-row .form-field:first-child .form-input,
.form-row .form-field:last-child .form-input,
.form-row-full .form-field .form-input {
  padding-left: 0;
  padding-right: 0;
  border-right: none;
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.95rem;
}

.form-input:focus {
  border-bottom-color: rgba(255, 255, 255, 0.4);
}

/* Custom Select (Dropdown) */
.custom-select {
  position: relative;
  width: 100%;
}

.custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  border-right: none;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  user-select: none;
}

.custom-select.open .custom-select-trigger {
  border-bottom-color: rgba(255, 255, 255, 0.4);
}

.custom-select-value {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.3);
  font-family: var(--font-primary);
}

.custom-select-value.selected {
  color: var(--text-primary);
}

.custom-select-arrow {
  font-size: 0.8rem;
  color: var(--accent);
  transition: transform var(--transition-normal);
}

.custom-select.open .custom-select-arrow {
  transform: rotate(180deg);
}

/* Dropdown menü */
.custom-select-options {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  /* Menü tüm genişliği kaplasın */
  background: #121418;
  /* Görseldeki karanlık gerçekçi gri/siyah tona yakın */
  border: 1px solid rgba(255, 255, 255, 0.08);
  /* Ince kenarlık */
  border-radius: 12px;
  padding: 16px 0;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-normal);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  max-height: 280px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) #121418;
}

/* Dropdown özel scrollbar */
.custom-select-options::-webkit-scrollbar {
  width: 6px;
}

.custom-select-options::-webkit-scrollbar-track {
  background: #121418;
  border-radius: 0 12px 12px 0;
}

.custom-select-options::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.custom-select-options::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

.custom-select.open .custom-select-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.custom-select-option {
  padding: 14px 24px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all var(--transition-fast);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.custom-select-option:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
}

.custom-select-option.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

/* Gönder Butonu */
.form-submit-row {
  display: flex;
  justify-content: flex-start;
  /* Görselde sol tarafa alınmış */
  margin-top: 48px;
  padding-top: 0;
  border-top: none;
}

.form-submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 40px;
  background: var(--text-primary);
  color: var(--primary);
  border: none;
  border-radius: 100px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.form-submit-btn i {
  font-size: 0.8rem;
  transition: transform var(--transition-fast);
}

.form-submit-btn:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent);
}

.form-submit-btn:hover i {
  transform: translateX(6px);
}

/* FOOTER */
.footer {
  background: var(--primary);
  border-top: 1px solid var(--border-light);
  padding: 40px 0;
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-copy span {
  color: var(--accent);
  font-weight: 600;
}

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

.footer-social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.footer-social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}

/* ============================================
   11. SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 999;
  box-shadow: var(--shadow-accent);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 24px rgba(249, 115, 22, 0.5);
}

/* ============================================
   12. SCROLL ANİMASYONLARI
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ============================================
   13. FADE IN UP ANİMASYONU
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   14. İSTATİSTİK BANDI
   ============================================ */
.stats-band {
  background: var(--primary-light);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 48px;
  background: var(--border);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ============================================
   15. RESPONSIVE TASARIM
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 100%;
    margin: 0;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-big-title {
    font-size: 4rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .stat-item:nth-child(2)::after {
    display: none;
  }
}

/* Mobil */
@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .section {
    padding: 72px 0;
  }

  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    transition: right var(--transition-normal);
    z-index: 1000;
    padding: 0 32px;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-link {
    font-size: 1.2rem;
    padding: 16px 24px;
    width: 100%;
    text-align: center;
    border-radius: var(--radius-md);
  }

  .nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
  }

  /* Footer & CTA gizleme mobil için */
  .header-right {
    gap: 16px;
  }

  .nav-cta-round {
    display: none;
    /* Mobilde tasarımı bozmamak için menü içine alınabilir veya gizlenebilir */
  }

  .hero-title {
    letter-spacing: -1px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

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

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

  .section-title {
    font-size: 1.8rem;
  }

  .section-subtitle {
    font-size: 1rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .stat-item::after {
    display: none !important;
  }

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

  .footer .container {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

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

  .form-row .form-field:first-child .form-input {
    border-right: none;
    padding-right: 0;
  }

  .form-row .form-field:last-child .form-input {
    padding-left: 0;
  }

  .custom-select-trigger {
    border-right: none;
    padding-right: 0;
  }

  .custom-select-options {
    right: 0;
  }

  .contact-form-section {
    padding: 32px 24px;
  }

  .form-submit-row {
    justify-content: center;
  }

  .contact-big-title {
    font-size: 3rem;
    letter-spacing: -2px;
  }

  .scroll-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

/* Küçük mobil */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-badge {
    font-size: 0.75rem;
    padding: 8px 16px;
  }

  .project-content {
    padding: 20px 24px 24px;
  }

  .project-image {
    height: 180px;
  }
}

/* ============================================
   PROJE DETAY MODAL
   ============================================ */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s ease;
}

.project-modal.active {
  opacity: 1;
  visibility: visible;
}

.project-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.project-modal-container {
  position: relative;
  width: 90%;
  max-width: 620px;
  max-height: 85vh;
  overflow-y: auto;
  background: linear-gradient(180deg, #1a2236 0%, #0f172a 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 40px;
  transform: translateY(30px) scale(0.97);
  transition: transform 0.35s ease;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

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

/* Kapatma Butonu */
.project-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.6);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.project-modal-close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
}

/* Modal Header (Logo + Başlık) */
.project-modal-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.project-modal-logo {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: 14px;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}

.project-modal-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.project-modal-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent-subtle);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 6px;
}

.project-modal-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

/* Modal Body */
.project-modal-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
}

.project-modal-features {
  margin-bottom: 24px;
}

.project-modal-features h4,
.project-modal-tech h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-modal-features h4 i,
.project-modal-tech h4 i {
  color: var(--accent);
  font-size: 0.8rem;
}

.project-modal-features ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-modal-features li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.project-modal-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

/* Teknoloji Tag'leri */
.project-modal-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-modal-tech-tags span {
  padding: 6px 14px;
  background: rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.15);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
}

/* Modal Scrollbar */
.project-modal-container::-webkit-scrollbar {
  width: 4px;
}

.project-modal-container::-webkit-scrollbar-track {
  background: transparent;
}

.project-modal-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

/* Modal Responsive */
@media (max-width: 768px) {
  .project-modal-container {
    width: 95%;
    padding: 28px 24px;
    max-height: 90vh;
    border-radius: 16px;
  }

  .project-modal-title {
    font-size: 1.2rem;
  }
}