/* DEKSACH - %100 Lokal, Bağımsız, Gerçek Mobile-First Ana Stil Dosyası */
/* Standart: rules.md Kural 1, 8, 34, 36, 37, 38, 50 (Sıfır Harici CDN, Sıfır Harici Font, %100 Mobile-First) */

:root {
  --primary-navy: #0A2540;
  --primary-navy-dark: #06182a;
  --primary-navy-light: #153e6b;
  --accent-amber: #f59e0b;
  --accent-amber-hover: #d97706;
  --accent-orange: #ea580c;
  --accent-blue: #0284c7;
  --swiss-red: #d90429;
  --wa-green: #25D366;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --bg-light: #f8fafc;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 25px -5px rgba(10,37,64,0.1);
  --shadow-xl: 0 20px 35px -5px rgba(10,37,64,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  max-width: 100vw;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-main);
  background-color: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

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

img, iframe, svg {
  max-width: 100%;
}

img {
  height: auto;
  display: block;
}

/* ==========================================================================
   1. MOBILE-FIRST TİPOGRAFİ & KONTEYNER (0px+ Baz Görünüm)
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary-navy);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1rem;
}

.section {
  padding: 2.75rem 0;
}

.section-sm {
  padding: 2rem 0;
}

.section-title-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 2rem;
}

.section-title {
  font-size: clamp(1.5rem, 5vw, 2.25rem);
  margin-bottom: 0.65rem;
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Sayfa Üst Hero Alanı (İç Sayfalar) */
.page-hero {
  background: linear-gradient(135deg, #06182a 0%, #0A2540 100%);
  color: #ffffff;
  padding: 2.5rem 0 2.25rem;
}

.page-hero h1 {
  font-size: clamp(1.65rem, 5.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin: 0.65rem 0;
  color: #ffffff;
}

.page-hero p {
  font-size: 0.98rem;
  color: #cbd5e1;
  line-height: 1.6;
}

/* Genel İçerik Kartı */
.content-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  box-shadow: var(--shadow-sm);
}

.content-card-navy {
  background: var(--primary-navy);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* ==========================================================================
   2. ROZETLER & İKONLAR (Mobile-First)
   ========================================================================== */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
  border: 1px solid rgba(245, 158, 11, 0.3);
  margin-bottom: 0.75rem;
  max-width: 100%;
  line-height: 1.35;
}

.badge-tag span {
  overflow-wrap: anywhere;
}

.badge-tag.swiss, .badge-tag.corporate {
  background: rgba(217, 4, 41, 0.08);
  color: #b90323;
  border-color: rgba(217, 4, 41, 0.25);
}

.badge-tag.blue {
  background: rgba(2, 132, 199, 0.08);
  color: #0369a1;
  border-color: rgba(2, 132, 199, 0.25);
}

.svg-icon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* ==========================================================================
   3. TOPBAR & NAVBAR (Mobile-First Tek Satır)
   ========================================================================== */
.topbar {
  background: var(--primary-navy-dark);
  color: #94a3b8;
  font-size: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

/* Mobilde sadece GSM telefon ve kısa güvence gösterilir, taşma sıfırlanır */
.topbar-left .topbar-item:first-child,
.topbar-left .topbar-item:nth-child(3) {
  display: none;
}

.topbar-right {
  display: none;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #cbd5e1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-item a:hover {
  color: #ffffff;
}

/* Ana Başlık (Navbar) - Sabit (Sticky + Fixed) & Mobilde Kesinlikle Tek Satır */
.site-header {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 950;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 12px rgba(6, 24, 42, 0.06);
  transition: box-shadow 0.25s ease, background 0.25s ease;
}

.site-header.is-fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 950;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 24px rgba(6, 24, 42, 0.12);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0;
  min-height: 60px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  height: 38px;
  flex-shrink: 1;
  min-width: 0;
}

.brand-logo img {
  height: 34px;
  width: auto;
  max-width: 185px;
  object-fit: contain;
}

/* Masaüstü linkler mobilde gizli */
.nav-links {
  display: none;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--primary-navy);
  padding: 0.4rem 0;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  position: relative;
  white-space: nowrap;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-orange);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* Mobilde Header içindeki Teklif Al butonu gizlenir (Offcanvas menüde ve Hero'da zaten mevcuttur, böylece mobilde 2 satıra kırılmaz) */
.nav-actions > .btn-primary {
  display: none !important;
}

/* Mobil Hamburger Butonu (Mobilde varsayılan görünür) */
.mobile-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--primary-navy);
  cursor: pointer;
  width: 40px;
  height: 40px;
  padding: 0;
  flex-shrink: 0;
}

.mobile-toggle:hover {
  background: #f1f5f9;
  color: var(--accent-orange);
}

/* ==========================================================================
   4. BUTONLAR (Mobile-First)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.2rem;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  font-family: inherit;
  text-align: center;
  line-height: 1.3;
}

.btn-primary {
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #d97706 0%, #c2410c 100%);
  transform: translateY(-1px);
}

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

.btn-navy:hover {
  background: var(--primary-navy-light);
  transform: translateY(-1px);
}

.btn-outline {
  border-color: var(--border-color);
  color: var(--primary-navy);
  background: #ffffff;
}

.btn-outline:hover {
  border-color: var(--primary-navy);
  background: var(--bg-light);
}

.btn-outline-white {
  border-color: rgba(255,255,255,0.4);
  color: #ffffff;
  background: rgba(255,255,255,0.08);
}

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

.btn-whatsapp {
  background: var(--wa-green);
  color: #ffffff;
}

.btn-whatsapp:hover {
  background: #1eb855;
  color: #ffffff;
}

/* ==========================================================================
   5. OFF-CANVAS MOBİL MENÜ (rules.md Kural 36)
   ========================================================================== */
.offcanvas-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(6, 24, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.offcanvas-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 86%;
  max-width: 340px;
  height: 100%;
  background: #ffffff;
  z-index: 999;
  box-shadow: -4px 0 25px rgba(0,0,0,0.15);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  overflow-y: auto;
}

.offcanvas-panel.active {
  transform: translateX(0);
}

.offcanvas-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.15rem;
}

.offcanvas-close {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--primary-navy);
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.offcanvas-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.offcanvas-nav a {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--primary-navy);
  display: block;
  padding: 0.65rem 0.25rem;
  border-bottom: 1px solid #f1f5f9;
}

.offcanvas-nav a:hover {
  color: var(--accent-orange);
}

/* ==========================================================================
   6. BREADCRUMB (rules.md Kural 15)
   ========================================================================== */
.breadcrumb-wrap {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border-color);
  padding: 0.65rem 0;
  font-size: 0.8rem;
}

.breadcrumb-list {
  list-style: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  color: var(--text-muted);
}

.breadcrumb-list a {
  color: var(--text-muted);
}

.breadcrumb-list a:hover {
  color: var(--accent-orange);
}

.breadcrumb-sep {
  color: #cbd5e1;
}

.breadcrumb-current {
  color: var(--primary-navy);
  font-weight: 700;
}

/* ==========================================================================
   7. HERO BÖLÜMÜ (Mobile-First)
   ========================================================================== */
.hero {
  position: relative;
  background: linear-gradient(135deg, #06182a 0%, #0A2540 60%, #0e3760 100%);
  color: #ffffff;
  padding: 2.5rem 0 2.75rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.hero-content {
  min-width: 0;
}

.hero-content h1 {
  font-size: clamp(1.75rem, 6.2vw, 3.1rem);
  line-height: 1.18;
  color: #ffffff;
  margin-bottom: 1rem;
}

.text-gradient {
  background: linear-gradient(90deg, #fbbf24 0%, #f97316 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 0.98rem;
  color: #cbd5e1;
  margin-bottom: 1.5rem;
  max-width: 580px;
  line-height: 1.6;
}

.hero-btns {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.hero-btns .btn {
  width: 100%;
}

/* Mobilde alt alta dizilir, asla yatay taşma yapmaz */
.hero-trust-bar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 1.25rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: #e2e8f0;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
}

.trust-item .svg-icon {
  color: var(--accent-amber);
}

/* Hero Card */
.hero-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  backdrop-filter: blur(12px);
  min-width: 0;
}

.hero-card-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: 0.75rem;
}

.hero-card-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

/* ==========================================================================
   8. İSTATİSTİKLER & DÜZEN IZGARALARI (Mobile-First Grids)
   ========================================================================== */
.stats-ribbon {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border-color);
  padding: 1.5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  text-align: center;
}

.stat-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.5rem;
}

.stat-box h3 {
  font-size: clamp(1.25rem, 4.5vw, 2rem);
  color: var(--primary-navy);
}

.stat-box p {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.15rem;
}

/* 4 Sütunlu Pillars Grid (Mobilde 1 kolon) */
.pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

/* 2 Kolonlu Bölüm Düzenleri (Mobilde 1 kolon) */
.split-grid,
.asymmetric-grid-left,
.asymmetric-grid-right {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: flex-start;
}

.split-grid-center {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

/* Form İçi 2 Sütunlu Satır (Mobilde 1 kolon) */
.form-row-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

/* ==========================================================================
   9. KARTLAR & VİTRİN (Mobile-First 1 Kolon)
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.item-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  min-width: 0;
}

.item-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: #cbd5e1;
}

.item-card-img {
  height: 195px;
  background: #0f172a;
  position: relative;
  overflow: hidden;
  display: block;
  cursor: pointer;
}

.item-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.item-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.item-card-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 0.5rem;
}

.item-card-title a:hover {
  color: var(--accent-orange);
}

.item-card-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* Özel B2B Vitrin Kartı (Mobilde 1 kolon, Tablet/Masaüstünde 2 kolon) */
.item-card-cta {
  grid-column: span 1;
  background: linear-gradient(135deg, #06182a 0%, #0d2a4a 55%, #0A2540 100%);
  border: 1px solid rgba(245, 158, 11, 0.4);
  box-shadow: 0 12px 30px -5px rgba(6, 24, 42, 0.45);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.35rem;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.item-card-cta-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.item-card-cta-badge {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #06182a;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.item-card-cta-subhead {
  color: #94a3b8;
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.item-card-cta-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.item-card-cta-desc {
  font-size: 0.9rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.item-card-cta-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-bottom: 1.35rem;
  padding: 0.9rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
}

.item-card-cta-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.82rem;
  color: #f1f5f9;
  font-weight: 600;
}

.item-card-cta-feature-item .svg-icon {
  color: #f59e0b;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.item-card-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.item-card-cta-actions .btn {
  width: 100%;
}

/* Hizmet Satır Kartları (services.php - Mobilde 1 Kolon) */
.service-row-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: center;
  transition: var(--transition);
}

.service-row-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

/* ==========================================================================
   10. SSS & CTA BANNER & FORMLAR (Mobile-First)
   ========================================================================== */
.faq-section {
  background: var(--bg-light);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.45rem;
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
}

.faq-question h3 {
  font-size: 0.98rem;
  line-height: 1.35;
}

.faq-answer {
  font-size: 0.88rem;
  color: #475569;
  line-height: 1.6;
  padding-left: 1.65rem;
}

/* CTA Banner Kutusu */
.cta-banner-box {
  background: linear-gradient(135deg, #0A2540 0%, #153e6b 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 2rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.cta-banner-box h2 {
  font-size: clamp(1.45rem, 4.8vw, 2.2rem);
  color: #ffffff;
  margin: 0.75rem 0;
}

.cta-banner-box p {
  color: #cbd5e1;
  max-width: 680px;
  margin: 0 auto 1.5rem;
  font-size: 0.95rem;
}

.cta-banner-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  justify-content: center;
}

.cta-banner-actions .btn {
  width: 100%;
}

/* Form Elemanları */
.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
  font-family: inherit;
  transition: var(--transition);
  background: #ffffff;
}

.form-control:focus {
  border-color: var(--accent-amber);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

/* ==========================================================================
   11. SABİT BUTONLAR & FOOTER (Mobile-First)
   ========================================================================== */
.btn-scroll-top {
  position: fixed;
  bottom: 18px;
  left: 14px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-navy);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  border: 2px solid rgba(255,255,255,0.2);
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

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

.btn-wa-fixed {
  position: fixed;
  bottom: 18px;
  right: 14px;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--wa-green);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 90;
  animation: waPulse 2s infinite;
  transition: var(--transition);
}

.btn-wa-tooltip {
  display: none;
}

@keyframes waPulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
  70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.site-footer {
  background: var(--primary-navy-dark);
  color: #94a3b8;
  padding: 3rem 0 5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2.25rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.92rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(217, 4, 41, 0.12);
  color: #ff8080;
  border: 1px solid rgba(217, 4, 41, 0.3);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  margin-bottom: 0.85rem;
  text-transform: uppercase;
}

.footer-hq-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 10px;
  padding: 1rem;
  margin-top: 1rem;
}

.footer-hq-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.footer-hq-icon {
  color: #f59e0b;
  margin-top: 0.15rem;
  flex-shrink: 0;
}

.footer-hq-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.2rem;
}

.footer-hq-val {
  font-size: 0.84rem;
  color: #f1f5f9;
  line-height: 1.45;
  font-weight: 500;
}

.footer-hq-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.07);
  margin: 0.75rem 0;
}

.footer-philosophy-quote {
  font-size: 0.85rem;
  color: #fbbf24;
  font-weight: 700;
  font-style: italic;
  line-height: 1.4;
}

.footer-philosophy-sub {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 0.2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.875rem;
  display: inline-block;
  transition: all 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-amber);
  padding-left: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  font-size: 0.8rem;
  gap: 1rem;
}

.footer-bottom a {
  color: #cbd5e1;
}

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

.footer-credits {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: #94a3b8;
}

.footer-credits a {
  font-weight: 600;
  color: #e2e8f0;
}

.footer-bottom-links {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   12. ÇOK DİLLİ DİL SEÇİCİ (EN, TR, FR, DE, HR, PT)
   ========================================================================== */
.lang-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background-color: #f8fafc;
  border: 1px solid var(--border-color);
  padding: 0.45rem 0.6rem;
  height: 40px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary-navy);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.lang-toggle:hover,
.lang-switcher.is-open .lang-toggle {
  background-color: #f1f5f9;
  border-color: #cbd5e1;
  color: var(--accent-amber);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  padding: 0.45rem;
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 36px -4px rgba(15, 23, 42, 0.18), 0 8px 16px -4px rgba(15, 23, 42, 0.08);
  min-width: 175px;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 9999;
}

.lang-dropdown::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 14px;
  background: transparent;
}

.lang-switcher:hover .lang-dropdown,
.lang-switcher:focus-within .lang-dropdown,
.lang-switcher.is-open .lang-dropdown {
  display: flex !important;
}

.lang-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary-navy);
}

.lang-item:hover {
  background-color: #f8fafc;
  color: var(--accent-amber);
}

.lang-item.active {
  background-color: #fef3c7;
  color: #92400e;
  font-weight: 700;
}

.lang-flag {
  font-size: 1rem;
  line-height: 1;
}

.lang-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.12rem 0.35rem;
  border-radius: 4px;
  background-color: #f1f5f9;
  color: var(--text-muted);
  min-width: 24px;
}

.lang-item.active .lang-badge {
  background-color: var(--accent-amber);
  color: #ffffff;
}

.lang-item .lang-name {
  flex: 1;
}

.lang-item .lang-check {
  color: var(--accent-amber);
  display: inline-flex;
  align-items: center;
}

.mobile-lang-box {
  padding: 0 0 1rem 0;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.mobile-lang-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.mobile-lang-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.45rem;
}

.mobile-lang-btn {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.4rem;
  padding: 0.45rem 0.55rem;
  background-color: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--primary-navy);
}

.mobile-lang-btn.active {
  background-color: #fef3c7;
  border-color: var(--accent-amber);
  color: #92400e;
  font-weight: 700;
}

.footer-lang-pills {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.footer-lang-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.78rem;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  white-space: nowrap;
}

.footer-lang-pill.active {
  background: rgba(217, 119, 6, 0.3);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.6);
  font-weight: 700;
}

.footer-pill-code {
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

.footer-lang-pill.active .footer-pill-code {
  background: var(--accent-amber);
  color: #ffffff;
}

/* ==========================================================================
   13. PROGRESSIVE ENHANCEMENT MEDIA QUERIES (min-width: 640px, 768px, 1024px)
   ========================================================================== */

/* SM / Küçük Tablet (min-width: 640px) */
@media (min-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }

  .hero-btns {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .hero-btns .btn {
    width: auto;
  }

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

  .form-row-2 {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .cta-banner-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .cta-banner-actions .btn {
    width: auto;
  }

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

/* MD / Tablet (min-width: 768px) */
@media (min-width: 768px) {
  .section {
    padding: 3.75rem 0;
  }

  .topbar {
    font-size: 0.8rem;
  }

  .topbar-left .topbar-item:first-child,
  .topbar-left .topbar-item:nth-child(3) {
    display: inline-flex;
  }

  .brand-logo {
    height: 44px;
  }

  .brand-logo img {
    height: 42px;
    max-width: 240px;
  }

  .hero {
    padding: 4rem 0 3.5rem;
  }

  .hero-trust-bar {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.5rem;
  }

  .hero-card {
    padding: 2rem;
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }

  .item-card-cta {
    grid-column: span 2;
    padding: 2rem;
  }

  .item-card-cta-features {
    grid-template-columns: repeat(3, 1fr);
  }

  .item-card-cta-actions {
    flex-direction: row;
    align-items: center;
  }

  .item-card-cta-actions .btn {
    width: auto;
  }

  .page-hero {
    padding: 3.75rem 0 3rem;
  }

  .content-card,
  .content-card-navy {
    padding: 2.25rem;
  }

  .cta-banner-box {
    padding: 3rem 2.25rem;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* LG / Masaüstü (min-width: 1024px) */
@media (min-width: 1024px) {
  .section {
    padding: 4.5rem 0;
  }

  .topbar-right {
    display: flex;
  }

  .navbar {
    padding: 0.75rem 0;
  }

  .nav-links {
    display: flex;
  }

  .nav-actions > .btn-primary {
    display: inline-flex !important;
    white-space: nowrap;
  }

  .mobile-toggle {
    display: none;
  }

  .hero {
    padding: 5.25rem 0 4.5rem;
  }

  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
  }

  .pillars-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .split-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .split-grid-center {
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
  }

  .asymmetric-grid-left {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3rem;
  }

  .asymmetric-grid-right {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 3rem;
  }

  .service-row-card {
    grid-template-columns: 280px 1.2fr 1fr;
    gap: 2rem;
    padding: 2rem;
  }

  .site-footer {
    padding: 4.5rem 0 2rem;
  }

  .footer-grid {
    grid-template-columns: 1.35fr 1.05fr 1.15fr 1.05fr;
    gap: 2rem;
  }

  .btn-wa-tooltip {
    display: block;
    position: absolute;
    right: 70px;
    background: #0f172a;
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }

  .btn-wa-fixed:hover .btn-wa-tooltip {
    opacity: 1;
  }
}