/*
Theme Name: Berire Yazılım Grafik
Theme URI: https://www.berire.com.tr
Author: Berire Yazılım Grafik
Author URI: https://www.berire.com.tr
Description: Berire Yazılım Grafik kurumsal web sitesi teması. Yazılım geliştirme, grafik tasarım, web tasarım ve kurumsal kimlik hizmetleri.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Tags: business, corporate, portfolio, custom-colors, custom-logo, featured-images, full-width-template, responsive-layout, rtl-language-support, threaded-comments, translation-ready
Text Domain: berire-theme
*/

/* ========================================
   CSS CUSTOM PROPERTIES (DEĞİŞKENLER)
   ======================================== */
:root {
  /* Marka Renkleri */
  --color-primary:        #1a2e5a;   /* Lacivert - ana */
  --color-primary-light:  #2a4a8a;
  --color-primary-dark:   #0d1d3d;
  --color-accent:         #f0a500;   /* Altın - vurgu */
  --color-accent-light:   #f5c842;
  --color-accent-dark:    #c47e00;

  /* Nötr Renkler */
  --color-white:          #ffffff;
  --color-off-white:      #f8f9fc;
  --color-light:          #eef1f7;
  --color-gray-100:       #f4f6fb;
  --color-gray-200:       #e2e8f0;
  --color-gray-300:       #cbd5e1;
  --color-gray-400:       #94a3b8;
  --color-gray-500:       #64748b;
  --color-gray-600:       #475569;
  --color-gray-700:       #334155;
  --color-gray-800:       #1e293b;
  --color-gray-900:       #0f172a;
  --color-dark:           #0d1117;
  --color-text:           #2d3748;
  --color-text-muted:     #718096;

  /* Gradient'ler */
  --gradient-primary:     linear-gradient(135deg, #1a2e5a 0%, #2a4a8a 50%, #1a2e5a 100%);
  --gradient-accent:      linear-gradient(135deg, #f0a500 0%, #f5c842 100%);
  --gradient-hero:        linear-gradient(135deg, rgba(26,46,90,0.95) 0%, rgba(13,29,61,0.9) 100%);
  --gradient-card:        linear-gradient(145deg, #ffffff 0%, #f8f9fc 100%);

  /* Tipografi */
  --font-primary:         'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-heading:         'Poppins', 'Segoe UI', system-ui, sans-serif;
  --font-mono:            'JetBrains Mono', 'Consolas', monospace;

  /* Font Boyutları */
  --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:   1.875rem;
  --fs-3xl:   2.25rem;
  --fs-4xl:   3rem;
  --fs-5xl:   3.75rem;
  --fs-6xl:   4.5rem;

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

  /* Border Radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-full: 9999px;

  /* Gölgeler */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:   0 4px 16px rgba(26,46,90,0.10), 0 2px 6px rgba(26,46,90,0.06);
  --shadow-lg:   0 10px 40px rgba(26,46,90,0.14), 0 4px 16px rgba(26,46,90,0.08);
  --shadow-xl:   0 20px 60px rgba(26,46,90,0.18), 0 8px 24px rgba(26,46,90,0.10);
  --shadow-accent: 0 8px 32px rgba(240,165,0,0.30);

  /* Geçişler */
  --transition-fast:   150ms cubic-bezier(0.4,0,0.2,1);
  --transition-base:   300ms cubic-bezier(0.4,0,0.2,1);
  --transition-slow:   500ms cubic-bezier(0.4,0,0.2,1);

  /* Layout */
  --container-max:   1280px;
  --container-wide:  1440px;
  --header-height:   80px;
  --header-scroll-height: 64px;
}

/* ========================================
   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-primary);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

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

ul, ol { list-style: none; }

/* ========================================
   TIPOGRAFI
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 { font-size: clamp(2rem, 5vw, var(--fs-5xl)); }
h2 { font-size: clamp(1.5rem, 4vw, var(--fs-4xl)); }
h3 { font-size: clamp(1.25rem, 3vw, var(--fs-3xl)); }
h4 { font-size: var(--fs-2xl); }
h5 { font-size: var(--fs-xl); }
h6 { font-size: var(--fs-lg); }

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

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

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-label {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(240,165,0,0.1);
  border: 1px solid rgba(240,165,0,0.3);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, var(--fs-4xl));
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Arka plan varyantları */
.bg-white    { background-color: var(--color-white); }
.bg-light    { background-color: var(--color-off-white); }
.bg-primary  { background: var(--gradient-primary); color: var(--color-white); }
.bg-dark     { background-color: var(--color-dark); color: var(--color-white); }

.bg-primary .section-title,
.bg-dark .section-title { color: var(--color-white); }
.bg-primary .section-subtitle,
.bg-dark .section-subtitle { color: rgba(255,255,255,0.75); }

/* ========================================
   BUTONLAR
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-size: var(--fs-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(240,165,0,0.40);
  color: var(--color-primary-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

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

.btn-dark {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-dark:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-white);
}

.btn-lg {
  padding: var(--space-4) var(--space-10);
  font-size: var(--fs-md);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--fs-sm);
}

/* ========================================
   HEADER & NAVİGASYON
   ======================================== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: transparent;
  transition: all var(--transition-base);
}

#site-header.scrolled {
  background: rgba(26,46,90,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  height: var(--header-scroll-height);
  box-shadow: 0 2px 32px rgba(26,46,90,0.25);
}

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

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: var(--gradient-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--color-primary-dark);
  font-family: var(--font-heading);
  box-shadow: var(--shadow-accent);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.site-logo:hover .logo-icon {
  transform: rotate(-5deg) scale(1.05);
}

.logo-text { display: flex; flex-direction: column; }

.logo-name {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
}

.logo-tagline {
  font-size: var(--fs-xs);
  color: var(--color-accent);
  font-weight: 500;
  letter-spacing: 0.05em;
}

/* Navigasyon */
#main-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

#main-nav a {
  display: block;
  padding: var(--space-2) var(--space-4);
  color: rgba(255,255,255,0.85);
  font-size: var(--fs-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
}

#main-nav a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: width var(--transition-base);
}

#main-nav a:hover,
#main-nav .current-menu-item > a,
#main-nav .current-page-ancestor > a {
  color: var(--color-white);
}

#main-nav a:hover::after,
#main-nav .current-menu-item > a::after {
  width: 60%;
}

/* Dropdown */
#main-nav .menu-item-has-children {
  position: relative;
}

#main-nav .sub-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-200);
}

#main-nav .menu-item-has-children:hover .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#main-nav .sub-menu a {
  color: var(--color-text);
  padding: var(--space-3) var(--space-5);
  border-radius: 0;
  font-size: var(--fs-sm);
}

#main-nav .sub-menu a:hover {
  background: var(--color-gray-100);
  color: var(--color-primary);
}

#main-nav .sub-menu a::after { display: none; }

/* CTA Butonu */
.header-cta {
  margin-left: var(--space-4);
}

/* Mobil Menü Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.nav-toggle:hover { background: rgba(255,255,255,0.1); }

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

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

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* Animasyonlu arka plan deseni */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(240,165,0,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(42,74,138,0.5) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(26,46,90,0.3) 0%, transparent 70%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Yüzen şekiller */
.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.05;
  animation: float 8s ease-in-out infinite;
}

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

.hero-shape-2 {
  width: 400px;
  height: 400px;
  background: var(--color-primary-light);
  bottom: -150px;
  left: -100px;
  animation-delay: -4s;
  opacity: 0.08;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(5deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding-top: var(--header-height);
}

.hero-text {}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(240,165,0,0.15);
  border: 1px solid rgba(240,165,0,0.4);
  color: var(--color-accent);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.05em;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-6);
  line-height: 1.15;
}

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

.hero-desc {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat {}

.hero-stat-number {
  display: block;
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--color-accent);
  font-family: var(--font-heading);
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  margin-top: var(--space-1);
}

/* Hero Visual */
.hero-visual {
  position: relative;
}

.hero-card-stack {
  position: relative;
  height: 420px;
}

.hero-card {
  position: absolute;
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  transition: transform var(--transition-slow);
}

.hero-card-main {
  width: 300px;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  animation: cardFloat 6s ease-in-out infinite;
}

.hero-card-2 {
  width: 260px;
  top: 20px;
  left: 30px;
  z-index: 2;
  opacity: 0.7;
  transform: rotate(-6deg);
}

.hero-card-3 {
  width: 260px;
  top: 20px;
  right: 20px;
  z-index: 2;
  opacity: 0.7;
  transform: rotate(6deg);
}

@keyframes cardFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-12px); }
}

.hero-card-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-3);
}

.hero-card-title {
  color: var(--color-white);
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.hero-card-sub {
  color: rgba(255,255,255,0.6);
  font-size: var(--fs-sm);
}

/* ========================================
   SERVİSLER BÖLÜMÜ
   ======================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
}

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

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

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(240,165,0,0.2);
}

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

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--space-6);
  transition: transform var(--transition-base);
  box-shadow: 0 8px 24px rgba(26,46,90,0.2);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(-5deg);
}

.service-title {
  font-size: var(--fs-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.service-desc {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.service-tag {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: var(--fs-xs);
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: all var(--transition-base);
}

.service-link:hover {
  gap: var(--space-3);
  color: var(--color-accent-dark);
}

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

.about-visual {
  position: relative;
}

.about-img-wrap {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img-placeholder {
  width: 100%;
  padding-bottom: 75%;
  background: var(--gradient-primary);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-img-placeholder .placeholder-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 5rem;
  opacity: 0.3;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.about-badge-num {
  display: block;
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--color-primary);
  font-family: var(--font-heading);
}

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

.about-text {}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.about-feature {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: rgba(26,46,90,0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.about-feature-text strong {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.about-feature-text span {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ========================================
   PORTFÖY BÖLÜMÜ
   ======================================== */
.portfolio-filter {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
}

.filter-btn {
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  color: var(--color-gray-600);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

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

.portfolio-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-gray-200);
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

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

.portfolio-placeholder {
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.6;
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,46,90,0.95) 0%, rgba(26,46,90,0.4) 60%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
}

.portfolio-item:hover .portfolio-img { transform: scale(1.08); }
.portfolio-item:hover .portfolio-overlay { opacity: 1; }

.portfolio-cat {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.portfolio-title {
  color: var(--color-white);
  font-size: var(--fs-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: 500;
  border: 1px solid rgba(255,255,255,0.4);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  width: fit-content;
  transition: all var(--transition-base);
}

.portfolio-link:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary-dark);
}

/* ========================================
   SAYAÇLAR
   ======================================== */
.counters {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}

.counters::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03'/%3E%3C/svg%3E");
}

.counters-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.counter-item {
  padding: var(--space-8);
}

.counter-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
}

.counter-number {
  display: block;
  font-size: var(--fs-5xl);
  font-weight: 800;
  color: var(--color-accent);
  font-family: var(--font-heading);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.counter-label {
  color: rgba(255,255,255,0.75);
  font-size: var(--fs-sm);
  font-weight: 500;
}

/* ========================================
   NEDEN BİZ
   ======================================== */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.why-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.why-feature {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.why-feature:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(240,165,0,0.2);
  transform: translateX(4px);
}

.why-feature-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.why-feature-content h4 {
  font-size: var(--fs-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

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

.why-visual {
  position: relative;
}

.tech-stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.tech-item {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  text-align: center;
  transition: all var(--transition-base);
}

.tech-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.tech-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-3);
}

.tech-name {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-primary);
}

/* ========================================
   MÜŞTERİ GÖRÜŞLERİ
   ======================================== */
.testimonials {
  background: var(--color-off-white);
}

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

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  border: 1px solid var(--color-gray-200);
  position: relative;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: var(--space-4);
  right: var(--space-6);
  font-size: 5rem;
  color: var(--color-gray-200);
  font-family: Georgia, serif;
  line-height: 1;
}

.stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
  font-size: var(--fs-sm);
}

.testimonial-text {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: var(--fs-md);
  font-weight: 700;
  font-family: var(--font-heading);
  flex-shrink: 0;
}

.author-name {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-primary);
}

.author-company {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ========================================
   BLOG
   ======================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(26,46,90,0.15);
}

.blog-img {
  aspect-ratio: 16/9;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  overflow: hidden;
}

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

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

.blog-body {
  padding: var(--space-6);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.blog-cat {
  background: rgba(26,46,90,0.08);
  color: var(--color-primary);
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.blog-title {
  font-size: var(--fs-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition-fast);
}

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

.blog-excerpt {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-readmore {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: all var(--transition-base);
}

.blog-readmore:hover {
  gap: var(--space-3);
  color: var(--color-accent-dark);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 120%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(240,165,0,0.08) 0%, transparent 60%);
}

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

.cta-title {
  font-size: clamp(1.75rem, 4vw, var(--fs-4xl));
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-desc {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   İLETİŞİM FORMU
   ======================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-16);
}

.contact-info {}

.contact-detail {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-6);
  padding: var(--space-5);
  background: var(--color-gray-100);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.contact-detail-text strong {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.contact-detail-text span,
.contact-detail-text a {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.contact-detail-text a:hover { color: var(--color-primary); }

.contact-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.social-link {
  width: 44px;
  height: 44px;
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-gray-600);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Form */
.contact-form-wrap {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-sm);
  color: var(--color-text);
  background: var(--color-gray-100);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  outline: none;
  transition: all var(--transition-base);
  font-family: var(--font-primary);
}

.form-control:focus {
  background: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,46,90,0.1);
}

.form-control::placeholder { color: var(--color-gray-400); }

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* ========================================
   FOOTER
   ======================================== */
#site-footer {
  background: var(--color-gray-900);
  color: var(--color-white);
}

.footer-top {
  padding: var(--space-20) 0 var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.footer-logo .logo-icon {
  box-shadow: none;
}

.footer-logo .logo-name { color: var(--color-white); }

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

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

.footer-social {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition-base);
}

.footer-social:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.footer-col {}

.footer-col-title {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

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

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

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

.footer-bottom {
  padding: var(--space-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.4);
}

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

.footer-legal {
  display: flex;
  gap: var(--space-5);
}

.footer-legal a {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-fast);
}

.footer-legal a:hover { color: var(--color-white); }

/* ========================================
   PAGE HERO (İÇ SAYFALAR)
   ======================================== */
.page-hero {
  background: var(--gradient-primary);
  padding: calc(var(--header-height) + 4rem) 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-4);
}

.breadcrumb a { color: var(--color-accent); }
.breadcrumb-sep { color: rgba(255,255,255,0.3); }

.page-hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.page-hero-subtitle {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin: 0 auto;
}

/* ========================================
   SCROLL TO TOP
   ======================================== */
#scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--gradient-accent);
  color: var(--color-primary-dark);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-accent);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 999;
}

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

#scroll-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(240,165,0,0.45);
}

/* ========================================
   YÜKLEME ANİMASYONU
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1), transform 0.6s 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; }

/* ========================================
   SAYFA GENEL İÇERİK
   ======================================== */
.entry-content {
  max-width: 780px;
  margin: 0 auto;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
}

.entry-content ul,
.entry-content ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }

.entry-content li { margin-bottom: var(--space-2); }

.entry-content blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-4) var(--space-6);
  background: var(--color-gray-100);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-6) 0;
  font-style: italic;
  color: var(--color-gray-600);
}

.entry-content img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  margin: var(--space-6) 0;
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
}

.entry-content th,
.entry-content td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-gray-200);
  text-align: left;
}

.entry-content th {
  background: var(--color-gray-100);
  font-weight: 600;
}

/* ========================================
   WP NATIVE SINIFLARI
   ======================================== */
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: var(--fs-xs); color: var(--color-text-muted); text-align: center; margin-top: var(--space-2); }
.aligncenter { margin: 0 auto; }
.alignleft { float: left; margin: 0 var(--space-4) var(--space-4) 0; }
.alignright { float: right; margin: 0 0 var(--space-4) var(--space-4); }

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
}

/* ========================================
   MOBİL UYUM
   ======================================== */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }

  .about-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .counters-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
    --space-24: 4rem;
    --space-20: 3rem;
    --space-16: 2.5rem;
  }

  #main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(26,46,90,0.98);
    backdrop-filter: blur(20px);
    padding: var(--space-6);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  #main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  #main-nav ul {
    flex-direction: column;
    gap: var(--space-2);
    align-items: stretch;
  }

  #main-nav a { padding: var(--space-3) var(--space-4); }
  #main-nav .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: rgba(255,255,255,0.05); margin-top: var(--space-1); border: none; }
  #main-nav .sub-menu a { color: rgba(255,255,255,0.7); }

  .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .portfolio-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .counters-grid { grid-template-columns: repeat(2, 1fr); }

  .form-row { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: var(--space-6); }

  .footer-bottom { text-align: center; justify-content: center; }
  .footer-legal { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }
  .counters-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
  .counter-number { font-size: var(--fs-3xl); }
  .services-grid { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .tech-stack { grid-template-columns: repeat(2, 1fr); }
  .contact-form-wrap { padding: var(--space-6); }
}

/* ========================================
   YAZDIRMA
   ======================================== */
@media print {
  #site-header,
  #scroll-top,
  .nav-toggle,
  .hero-visual { display: none !important; }

  body { background: white; color: black; }
  a { color: black; }
}