/* ==========================================================================
   TAM ARAŞTIRMA - TÜRKİYE ARAŞTIRMA MERKEZİ
   Modern Kurumsal & Responsive CSS Stilleri
   ========================================================================== */

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

:root {
  --primary: #0B192C;        /* Gece Laciverti */
  --primary-light: #1A2B49;  /* Açık Gece Laciverti */
  --primary-dark: #050D17;   /* Derin Siyah/Lacivert */
  --accent: #E50914;         /* Canlı Kırmızı (Mockup Kurumsal Rengi) */
  --accent-hover: #C00710;   /* Koyu Kırmızı */
  --accent-soft: rgba(229, 9, 20, 0.08);
  --text-dark: #0F172A;      /* Koyu Metin */
  --text-body: #334155;      /* Gövde Metni */
  --text-muted: #64748B;     /* Açık Metin */
  --bg-light: #F8FAFC;       /* Açık Gri Zemin */
  --bg-white: #FFFFFF;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --font-heading: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(11, 25, 44, 0.08);
  --shadow-lg: 0 10px 30px rgba(11, 25, 44, 0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary);
  font-weight: 700;
  line-height: 1.25;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.section-padding {
  padding-top: 80px;
  padding-bottom: 80px;
}

/* Buton Stilleri */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-accent {
  background: var(--accent);
  color: #FFFFFF;
}

.btn-accent:hover {
  background: var(--accent-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(229, 9, 20, 0.35);
}

.btn-outline-white {
  background: transparent;
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background: #FFFFFF;
  color: var(--primary);
  border-color: #FFFFFF;
}

.btn-primary {
  background: var(--primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--primary-light);
  color: #FFFFFF;
}

/* ==========================================================================
   1. ÜST BİLGİ ÇUBUĞU (TOP BAR)
   ========================================================================== */
.top-bar {
  background-color: var(--primary);
  color: #94A3B8;
  font-size: 0.8rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.top-info-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #CBD5E1;
}

.top-info-item i {
  color: var(--accent);
  font-size: 0.85rem;
}

.top-info-item a:hover {
  color: #FFFFFF;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.top-socials {
  display: flex;
  align-items: center;
  gap: 14px;
}

.top-socials a {
  color: #94A3B8;
  font-size: 0.9rem;
}

.top-socials a:hover {
  color: #FFFFFF;
  transform: translateY(-1px);
}

.top-btn {
  background-color: var(--accent);
  color: #FFFFFF !important;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 10px 18px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.top-btn:hover {
  background-color: var(--accent-hover);
}

/* ==========================================================================
   2. ANA BAŞLIK / HEADER / MENÜ
   ========================================================================== */
.site-header {
  background: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 90px;
  height: auto;
  padding: 8px 0;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.brand-logo img {
  height: auto;
  width: auto;
  max-width: 100%;
  transition: var(--transition);
}

/* Menü Öğeleri */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
  padding: 32px 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link i.dropdown-caret {
  font-size: 0.75rem;
  color: #94A3B8;
  transition: var(--transition);
}

.nav-link:hover,
.nav-item.active .nav-link {
  color: var(--accent);
}

.nav-link:hover i.dropdown-caret,
.nav-item:hover i.dropdown-caret {
  transform: rotate(180deg);
  color: var(--accent);
}

/* Aktif Kırmızı Alt Çizgi */
.nav-item.active .nav-link::after,
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 22px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--accent);
  border-radius: 2px;
}

/* Dropdown Menü */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: #FFFFFF;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px rgba(11, 25, 44, 0.12);
  border: 1px solid var(--border);
  padding: 10px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: var(--transition);
  z-index: 100;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-body);
  transition: var(--transition);
}

.dropdown-link:hover {
  background-color: var(--bg-light);
  color: var(--accent);
  padding-left: 24px;
}

/* Header Sağ Butonlar */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-toggle-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: var(--transition);
}

.search-toggle-btn:hover {
  color: var(--accent);
  background: var(--bg-light);
}

.mobile-toggle-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--primary);
  cursor: pointer;
}

/* ==========================================================================
   3. HERO BÖLÜMÜ (MOCKUP BİREBİR)
   ========================================================================== */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #071220 0%, #0B192C 50%, #112240 100%);
  color: #FFFFFF;
  min-height: 580px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 60px 0 40px;
}

/* Hero Arka Plan Efekti */
.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 75% 50%, rgba(229, 9, 20, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 40px;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 620px;
}

.hero-tagline-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.hero-tagline-bar .bar-line {
  width: 36px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1.12;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.hero-title .title-accent {
  color: var(--accent);
  display: block;
}

.hero-desc {
  font-size: 1.1rem;
  color: #CBD5E1;
  line-height: 1.6;
  margin-bottom: 34px;
  font-weight: 400;
  max-width: 540px;
}

.hero-action-row {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 40px;
}

/* Slider Göstergeleri */
.hero-slider-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-slider-dots .dot {
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  transition: var(--transition);
}

.hero-slider-dots .dot.active {
  width: 24px;
  background: var(--accent);
}

/* Hero Sağ Taraf (Harita & Dikey Etiketler) */
.hero-visual-col {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.hero-map-wrapper {
  position: relative;
  width: 100%;
  max-width: 580px;
}

.hero-map-wrapper img,
.hero-map-wrapper svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 15px 35px rgba(0,0,0,0.4));
}

.hero-vertical-tags {
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(11, 25, 44, 0.85);
  backdrop-filter: blur(8px);
  padding: 18px 16px;
  border-left: 2px solid var(--accent);
  border-radius: var(--radius-sm);
  z-index: 5;
}

.hero-vertical-tags .tag-item {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  color: #CBD5E1;
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-vertical-tags .tag-item::after {
  content: '—';
  color: var(--accent);
}

.hero-vertical-tags .tag-item:last-child::after {
  display: none;
}

.hero-quote-box {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.75rem;
  color: #94A3B8;
  font-style: italic;
  max-width: 180px;
}

/* ==========================================================================
   4. CANLI İSTATİSTİK SAYAÇLARI (MOCKUP BİREBİR)
   ========================================================================== */
.stats-strip {
  margin-top: 20px;
  padding-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  border-left: 2px solid rgba(255, 255, 255, 0.2);
  padding-left: 18px;
}

.stat-card:first-child {
  border-left: 3px solid var(--accent);
}

.stat-number-wrap {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1;
  margin-bottom: 6px;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-number-wrap .stat-suffix,
.stat-number-wrap .stat-prefix {
  color: var(--accent);
}

.stat-title {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: #94A3B8;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

/* ==========================================================================
   5. 6 TEMEL HİZMET KARTI (MOCKUP BİREBİR)
   ========================================================================== */
.feature-services-section {
  background: #FFFFFF;
  padding: 40px 0;
  border-bottom: 1px solid var(--border-light);
}

.services-six-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.service-card-item {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  transition: var(--transition);
}

.service-card-item:hover {
  transform: translateY(-4px);
  border-color: #CBD5E1;
  box-shadow: 0 10px 25px rgba(11, 25, 44, 0.07);
}

.service-card-item:hover::before {
  background: var(--accent);
}

.service-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(229, 9, 20, 0.08);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 16px;
  transition: var(--transition);
}

.service-card-item:hover .service-icon-box {
  background: var(--accent);
  color: #FFFFFF;
}

.service-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
  line-height: 1.3;
}

.service-card-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* ==========================================================================
   6. KURUMSAL TANITIM / VERİ, STRATEJİ VE ETKİ (MOCKUP BİREBİR)
   ========================================================================== */
.about-section {
  background: #F8FAFC;
  padding: 70px 0;
}

.about-three-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr;
  gap: 28px;
  align-items: stretch;
}

/* Sol Kolon */
.about-left-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-right: 15px;
}

.about-badge-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.about-badge-line {
  width: 24px;
  height: 3px;
  background: var(--accent);
}

.about-badge-text {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.about-main-title {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 18px;
}

.about-main-desc {
  font-size: 0.94rem;
  color: var(--text-body);
  line-height: 1.65;
  margin-bottom: 26px;
}

/* Orta Kolon (Rapor & Görsel Alanı) */
.about-mid-col {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  min-height: 320px;
}

.about-mid-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-mid-badge {
  position: absolute;
  bottom: 24px;
  right: 20px;
  background: var(--primary);
  color: #FFFFFF;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}

.about-mid-badge-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.about-mid-badge-line {
  width: 32px;
  height: 3px;
  background: var(--accent);
}

/* Sağ Kolon (Lacivert Özellik Kartı & Vizyon) */
.about-right-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-features-card {
  background: var(--primary);
  color: #FFFFFF;
  border-radius: var(--radius-sm);
  padding: 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.about-features-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: #F1F5F9;
}

.about-feature-item i {
  color: var(--accent);
  font-size: 1rem;
  width: 20px;
  text-align: center;
}

.about-vision-box {
  background: linear-gradient(135deg, rgba(229, 9, 20, 0.95), rgba(139, 0, 0, 0.95)), url('../images/photo1.jpg') center/cover;
  border-radius: var(--radius-sm);
  padding: 24px;
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 140px;
  box-shadow: 0 8px 20px rgba(229, 9, 20, 0.25);
}

.about-vision-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.about-vision-watermark {
  align-self: flex-end;
  opacity: 0.85;
  width: 140px;
}

/* ==========================================================================
   7. GÜNCEL ARAŞTIRMALAR & RAPORLAR
   ========================================================================== */
.researches-section {
  padding: 80px 0;
  background: #FFFFFF;
}

.section-head {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 50px;
}

.section-subtitle {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.25;
}

.researches-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.research-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.research-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: #CBD5E1;
}

.research-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.research-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.research-category-pill {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 3px 10px;
  border-radius: 4px;
  font-weight: 700;
  font-family: var(--font-heading);
}

.research-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  line-height: 1.35;
}

.research-summary {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex: 1;
}

.research-card-footer {
  padding-top: 15px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.research-link {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.research-link:hover {
  color: var(--accent-hover);
  gap: 10px;
}

/* ==========================================================================
   8. ÇALIŞMA METODOLOJİSİ (4 ADIM)
   ========================================================================== */
.methodology-section {
  background: var(--primary);
  color: #FFFFFF;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.methodology-section .section-title {
  color: #FFFFFF;
}

.method-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.method-step-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 30px 24px;
  position: relative;
  transition: var(--transition);
}

.method-step-card:hover {
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-4px);
  border-color: rgba(229, 9, 20, 0.4);
}

.step-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 14px;
}

.step-title {
  font-size: 1.1rem;
  color: #FFFFFF;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.85rem;
  color: #94A3B8;
  line-height: 1.5;
}

/* ==========================================================================
   9. ÇAĞRI BANDI (CTA BANNER)
   ========================================================================== */
.cta-banner-section {
  background: linear-gradient(135deg, #E50914 0%, #B9000B 100%);
  color: #FFFFFF;
  padding: 50px 0;
}

.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta-title {
  font-size: 1.8rem;
  color: #FFFFFF;
  font-weight: 800;
  margin-bottom: 6px;
}

.cta-subtitle {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
}

/* ==========================================================================
   10. İLETİŞİM BÖLÜMÜ / FORM
   ========================================================================== */
.contact-section {
  background: #FFFFFF;
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
}

.contact-info-card {
  background: var(--primary);
  color: #FFFFFF;
  border-radius: var(--radius-sm);
  padding: 40px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 30px;
}

.contact-item {
  display: flex;
  gap: 16px;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(229, 9, 20, 0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: #94A3B8;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.contact-item-val {
  color: #F8FAFC;
  font-size: 0.95rem;
  font-weight: 500;
}

.contact-form-wrap {
  background: #F8FAFC;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 40px;
}

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

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  color: var(--text-dark);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(229, 9, 20, 0.12);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* ==========================================================================
   11. ALT BİLGİ (FOOTER)
   ========================================================================== */
.site-footer {
  background-color: #071220;
  color: #94A3B8;
  padding-top: 70px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
  height: 60px;
  margin-bottom: 20px;
}

.footer-about {
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: #FFFFFF;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.85rem;
  color: #94A3B8;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}

.footer-bottom {
  padding: 24px 0;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
}

.footer-bottom a {
  color: #94A3B8;
}

.footer-bottom a:hover {
  color: #FFFFFF;
}

/* Arama Modalı */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 25, 44, 0.92);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

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

.search-modal-box {
  width: 90%;
  max-width: 600px;
  position: relative;
}

.search-modal-close {
  position: absolute;
  top: -45px;
  right: 0;
  color: #FFFFFF;
  font-size: 1.8rem;
  cursor: pointer;
}

/* ==========================================================================
   12. MOBİL / RESPONSIVE MEDYA SORGULARI
   ========================================================================== */
@media (max-width: 1200px) {
  .services-six-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .top-bar-left {
    display: none;
  }
  .nav-menu {
    display: none;
  }
  .mobile-toggle-btn {
    display: block;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    margin: 0 auto;
  }
  .hero-tagline-bar {
    justify-content: center;
  }
  .hero-action-row {
    justify-content: center;
  }
  .hero-visual-col {
    justify-content: center;
  }
  .hero-vertical-tags {
    position: static;
    transform: none;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 20px;
    border-left: none;
    border-top: 2px solid var(--accent);
  }
  .hero-quote-box {
    max-width: 100%;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-three-grid {
    grid-template-columns: 1fr;
  }
  .researches-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .method-steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .cta-banner-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .services-six-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .researches-grid {
    grid-template-columns: 1fr;
  }
  .method-steps-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .header-inner {
    height: 75px;
  }
  .brand-logo img {
    max-width: 220px;
  }
}

/* Mobil Menü Çekmecesi (Drawer) */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100%;
  background: #FFFFFF;
  box-shadow: -5px 0 25px rgba(0, 0, 0, 0.15);
  z-index: 2500;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
}

.mobile-drawer.active {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2400;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
}

.mobile-nav-list li {
  margin-bottom: 12px;
}

.mobile-nav-list a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  display: block;
  padding: 8px 0;
}

.mobile-nav-list a:hover {
  color: var(--accent);
}

/* ==========================================================================
   12. ZENGİN METİN / EDİTÖR İÇERİK STİLLERİ (Word / Summernote Çıktıları)
   ========================================================================== */
.page-rendered-content,
.service-rendered-content,
.research-full-content {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.85;
  color: #334155;
}

.page-rendered-content h2,
.service-rendered-content h2,
.research-full-content h2 {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--primary);
  margin-top: 36px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.page-rendered-content h2::after,
.service-rendered-content h2::after,
.research-full-content h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 36px;
  height: 3px;
  background: var(--accent);
}

.page-rendered-content h3,
.service-rendered-content h3,
.research-full-content h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 28px;
  margin-bottom: 12px;
}

.page-rendered-content h4,
.service-rendered-content h4,
.research-full-content h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 22px;
  margin-bottom: 10px;
}

.page-rendered-content p,
.service-rendered-content p,
.research-full-content p {
  margin-bottom: 18px;
}

.page-rendered-content ul,
.service-rendered-content ul,
.research-full-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 20px;
}

.page-rendered-content ol,
.service-rendered-content ol,
.research-full-content ol {
  list-style: decimal;
  padding-left: 24px;
  margin-bottom: 20px;
}

.page-rendered-content li,
.service-rendered-content li,
.research-full-content li {
  margin-bottom: 8px;
}

.page-rendered-content blockquote,
.service-rendered-content blockquote,
.research-full-content blockquote {
  border-left: 4px solid var(--accent);
  background: #F8FAFC;
  padding: 16px 22px;
  border-radius: 0 6px 6px 0;
  margin: 24px 0;
  font-style: italic;
  color: var(--primary);
  font-weight: 500;
}

.page-rendered-content table,
.service-rendered-content table,
.research-full-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  background: #FFFFFF;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.page-rendered-content th,
.service-rendered-content th,
.research-full-content th {
  background: #0B192C;
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 12px 16px;
  text-align: left;
  border: 1px solid #1E293B;
}

.page-rendered-content td,
.service-rendered-content td,
.research-full-content td {
  padding: 12px 16px;
  border: 1px solid var(--border);
  font-size: 0.92rem;
}

.page-rendered-content tr:nth-child(even),
.service-rendered-content tr:nth-child(even),
.research-full-content tr:nth-child(even) {
  background: #F8FAFC;
}

.page-rendered-content img,
.service-rendered-content img,
.research-full-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 16px 0;
}

/* ==========================================================================
   13. STICKY SOL KÖŞE WHATSAPP BUTONU (Kompakt, Modern & Mobil Uyumlu)
   ========================================================================== */
.sticky-whatsapp-btn {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 998;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #25D366;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #FFFFFF !important;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sticky-whatsapp-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.6);
  color: #FFFFFF !important;
}

.sticky-whatsapp-btn:active {
  transform: scale(0.95);
}

/* Masaüstü Hover Bilgi Baloncuğu */
.sticky-whatsapp-btn .whatsapp-tooltip {
  position: absolute;
  left: 60px;
  background: #0B192C;
  color: #FFFFFF;
  padding: 6px 12px;
  border-radius: 6px;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.sticky-whatsapp-btn .whatsapp-tooltip::before {
  content: '';
  position: absolute;
  top: 50%;
  right: 100%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-right-color: #0B192C;
}

.sticky-whatsapp-btn:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* Mobil Cihazlar: Ekranı Asla Kapatmayan Kompakt Boyut */
@media (max-width: 768px) {
  .sticky-whatsapp-btn {
    bottom: 18px;
    left: 18px;
    width: 44px;
    height: 44px;
    font-size: 24px;
    box-shadow: 0 3px 12px rgba(37, 211, 102, 0.35);
  }

  .sticky-whatsapp-btn .whatsapp-tooltip {
    display: none !important;
  }
}