/* HUN GROUPS (F.S.C) - %100 Lokal, Bağımsız Ana Stil Dosyası */
/* Renk Kimliği: Kraliyet Kobalt Mavisi (#003399 / #08296C), Okyanus Siyan Mavisi (#08A5E1) ve Altın Sarısı (#F59E0B) */
/* Standart: rules.md Kural 1, 8, 36, 37, 38, 50 (Sıfır Harici CDN, Sıfır Harici Font) */

:root {
  --primary-navy: #08296C;
  --primary-navy-dark: #04163D;
  --primary-navy-light: #0D41A6;
  --accent-amber: #f59e0b;
  --accent-amber-hover: #d97706;
  --accent-orange: #08A5E1;
  --accent-blue: #08A5E1;
  --royal-cobalt: #003399;
  --swiss-red: #d90429;
  --wa-green: #25D366;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-light: #94a3b8;
  --bg-light: #f0f7ff;
  --bg-card: #ffffff;
  --border-color: #dbeafe;
  --shadow-sm: 0 2px 5px rgba(8, 41, 108, 0.06);
  --shadow-md: 0 6px 14px -2px rgba(8, 41, 108, 0.1);
  --shadow-lg: 0 12px 28px -5px rgba(8, 41, 108, 0.14);
  --shadow-xl: 0 22px 40px -6px rgba(4, 22, 61, 0.2);
  --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;
}

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;
}

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

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

/* Tipografi & Başlıklar (rules.md Kural 14: h1 sayfada yalnızca 1 kez) */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary-navy);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

/* Konteyner & Bölüm Düzeni */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 4.5rem 0;
}

.section-sm {
  padding: 2.5rem 0;
}

.section-title-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 0.85rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Rozetler */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(8, 165, 225, 0.14);
  color: #0369a1;
  border: 1px solid rgba(8, 165, 225, 0.35);
  margin-bottom: 0.85rem;
}

.badge-tag.swiss {
  background: rgba(0, 51, 153, 0.09);
  color: #003399;
  border-color: rgba(0, 51, 153, 0.25);
}

.badge-tag.blue {
  background: rgba(8, 165, 225, 0.12);
  color: #0284c7;
  border-color: rgba(8, 165, 225, 0.3);
}

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

/* Üst Çubuk (Topbar - Kraliyet Kobalt & Okyanus Siyan Çizgisi) */
.topbar {
  background: linear-gradient(90deg, #04163D 0%, #08296C 60%, #053B7A 100%);
  color: #cbd5e1;
  font-size: 0.825rem;
  border-bottom: 2px solid rgba(8, 165, 225, 0.45);
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.45rem;
  padding-bottom: 0.45rem;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: #e2e8f0;
}

.topbar-item a:hover {
  color: #38bdf8;
}

/* Ana Başlık (Navbar) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
  box-shadow: 0 4px 16px rgba(0, 51, 153, 0.08);
  border-bottom: 1px solid #dbeafe;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  height: 52px;
  flex-shrink: 0;
}

.brand-logo img {
  height: 48px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  font-weight: 800;
  font-size: 0.875rem;
  color: var(--royal-cobalt);
  padding: 0.4rem 0;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  position: relative;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: #08A5E1;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, #08A5E1 0%, #f59e0b 100%);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Butonlar */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #08A5E1 0%, #003399 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(8, 165, 225, 0.35);
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0284c7 0%, #08296C 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 51, 153, 0.4);
}

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

.btn-navy:hover {
  background: #08A5E1;
  transform: translateY(-1px);
}

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

.btn-outline:hover {
  border-color: #08A5E1;
  background: var(--bg-light);
}

.btn-outline-white {
  border-color: rgba(56, 189, 248, 0.55);
  color: #ffffff;
  background: rgba(8, 165, 225, 0.14);
}

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

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

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

/* Mobil Hamburger */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--primary-navy);
  cursor: pointer;
  padding: 0.4rem;
}

/* Off-Canvas Menü (rules.md Kural 36) */
.offcanvas-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 22, 61, 0.68);
  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: 80%;
  max-width: 320px;
  height: 100%;
  background: #ffffff;
  z-index: 999;
  box-shadow: -4px 0 25px rgba(0, 51, 153, 0.2);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
}

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

.offcanvas-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.offcanvas-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--primary-navy);
  padding: 0.25rem;
}

.offcanvas-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.offcanvas-nav a {
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary-navy);
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid #eff6ff;
}

.offcanvas-nav a:hover {
  color: #08A5E1;
}

/* Breadcrumb Navigasyon (rules.md Kural 15) */
.breadcrumb-wrap {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 0;
  font-size: 0.85rem;
}

.breadcrumb-list {
  list-style: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--text-muted);
}

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

.breadcrumb-list a:hover {
  color: #08A5E1;
}

.breadcrumb-sep {
  color: #93c5fd;
}

.breadcrumb-current {
  color: var(--royal-cobalt);
  font-weight: 700;
}

/* Hero Section - HUN GROUPS Orijinal Kobalt, Siyan & Altın Kimliği */
.hero {
  position: relative;
  background: linear-gradient(135deg, #04163D 0%, #003399 52%, #0468B5 85%, #08A5E1 100%);
  color: #ffffff;
  padding: 5.5rem 0 4.5rem;
  overflow: hidden;
  border-bottom: 4px solid #f59e0b;
}

.hero::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -60px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(8, 165, 225, 0.28) 0%, rgba(250, 204, 21, 0.12) 45%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content .badge-tag {
  background: rgba(250, 204, 21, 0.18);
  color: #fde047;
  border-color: rgba(250, 204, 21, 0.45);
}

.hero-content h1 {
  font-size: 3.1rem;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.text-gradient {
  background: linear-gradient(90deg, #fde047 0%, #f59e0b 55%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.1rem;
  color: #e0f2fe;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-btns .btn-primary {
  background: linear-gradient(135deg, #facc15 0%, #f59e0b 100%);
  color: #04163D;
  border-color: #fde047;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.hero-btns .btn-primary:hover {
  background: linear-gradient(135deg, #fde047 0%, #d97706 100%);
  color: #04163D;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 1.5rem;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #f0f9ff;
  font-size: 0.85rem;
  font-weight: 600;
}

.trust-item .svg-icon {
  color: #fde047;
}

/* Hero Card */
.hero-card {
  background: rgba(4, 22, 61, 0.62);
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(14px);
  box-shadow: 0 22px 45px rgba(4, 22, 61, 0.42);
}

/* Stats Ribbon */
.stats-ribbon {
  background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 2.25rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stat-box {
  background: #ffffff;
  border: 1px solid #dbeafe;
  border-top: 3px solid #08A5E1;
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  box-shadow: var(--shadow-sm);
}

.stat-box h3 {
  font-size: 2.1rem;
  color: var(--royal-cobalt);
}

.stat-box p {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Hızlı Bilgi Kartı (rules.md Kural 25) */
.quick-info-box {
  background: #ffffff;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-md);
}

.quick-info-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.quick-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.quick-info-item {
  background: var(--bg-light);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid #dbeafe;
}

.quick-info-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.quick-info-val {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--primary-navy);
}

/* Ürün & Hizmet Kartları */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.item-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-top: 3px solid #003399;
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.item-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: #08A5E1;
  border-top-color: #f59e0b;
}

.item-card-img {
  height: 210px;
  background: #04163D;
  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-title a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

.item-card-title a:hover {
  color: #08A5E1;
}

.item-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.item-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 0.5rem;
}

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

/* Özel B2B Finansman & İsviçre Masası Vitrin Kartı (2 Kolon Genişlik) */
.item-card-cta {
  grid-column: span 2;
  background: linear-gradient(135deg, #04163D 0%, #003399 55%, #0369a1 100%);
  border: 1px solid rgba(56, 189, 248, 0.45);
  border-top: 3px solid #facc15;
  box-shadow: 0 14px 32px -5px rgba(0, 51, 153, 0.4);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.item-card-cta:hover {
  transform: translateY(-4px);
  border-color: rgba(250, 204, 21, 0.8);
  box-shadow: 0 18px 40px -6px rgba(0, 51, 153, 0.55);
}

.item-card-cta::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(8, 165, 225, 0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.item-card-cta-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.item-card-cta-badge {
  background: linear-gradient(135deg, #facc15 0%, #f59e0b 100%);
  color: #04163D;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.item-card-cta-subhead {
  color: #bae6fd;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.item-card-cta-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 0.85rem;
}

.item-card-cta-desc {
  font-size: 0.92rem;
  color: #e0f2fe;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.item-card-cta-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.75rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 10px;
}

.item-card-cta-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: #f8fafc;
  font-weight: 600;
}

.item-card-cta-feature-item .svg-icon {
  color: #facc15;
  flex-shrink: 0;
}

.item-card-cta-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

/* Pan-African Web TV & Digital Africa Media Grid */
.webtv-showcase {
  background: linear-gradient(135deg, #04163D 0%, #003399 58%, #0284c7 100%);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  color: #ffffff;
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-top: 4px solid #facc15;
  box-shadow: var(--shadow-xl);
}

.webtv-channels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.webtv-channel-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: var(--transition);
}

.webtv-channel-card:hover {
  background: rgba(8, 165, 225, 0.25);
  border-color: #facc15;
  transform: translateY(-2px);
}

.webtv-channel-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(250, 204, 21, 0.2);
  color: #fde047;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

@media (max-width: 992px) {
  .item-card-cta {
    grid-column: span 2;
  }
  .webtv-channels-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .item-card-cta {
    grid-column: span 1;
    padding: 1.5rem;
  }
  .item-card-cta-title {
    font-size: 1.25rem;
  }
  .item-card-cta-features {
    grid-template-columns: 1fr;
  }
  .item-card-cta-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .item-card-cta-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .webtv-channels-grid {
    grid-template-columns: 1fr;
  }
}

/* SSS Bölümü (rules.md Kural 12: min 5 adet) */
.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: 1rem;
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-left: 4px solid #08A5E1;
  border-radius: var(--radius-md);
  padding: 1.35rem 1.5rem;
  box-shadow: var(--shadow-sm);
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.faq-question .svg-icon {
  color: #08A5E1;
}

.faq-answer {
  font-size: 0.925rem;
  color: #475569;
  line-height: 1.65;
  padding-left: 1.85rem;
}

/* Formlar */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.925rem;
  outline: none;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  border-color: #08A5E1;
  box-shadow: 0 0 0 3px rgba(8, 165, 225, 0.15);
}

/* Yukarı Çık Butonu (Sol-Alt Sabit - rules.md Kural 37) */
.btn-scroll-top {
  position: fixed;
  bottom: 24px;
  left: 20px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--royal-cobalt);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 51, 153, 0.35);
  border: 2px solid rgba(56, 189, 248, 0.4);
  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-scroll-top:hover {
  background: #08A5E1;
  transform: translateY(-2px);
}

/* Sabit WhatsApp Butonu (Sağ-Alt Sabit - rules.md Kural 38) */
.btn-wa-fixed {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 58px;
  height: 58px;
  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-fixed:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.55);
}

.btn-wa-tooltip {
  position: absolute;
  right: 70px;
  background: #04163D;
  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;
}

@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 */
.site-footer {
  background: linear-gradient(180deg, #04163D 0%, #020D26 100%);
  color: #94a3b8;
  padding: 4.5rem 0 2rem;
  border-top: 3px solid #08A5E1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1.05fr 1.15fr 1.05fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-left: 3px solid #08A5E1;
  padding-left: 0.6rem;
}

/* Footer HQ & Philosophy Card */
.footer-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(8, 165, 225, 0.16);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.35);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  margin-bottom: 0.85rem;
  text-transform: uppercase;
}

.footer-hq-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(56, 189, 248, 0.18);
  border-radius: 10px;
  padding: 1rem 1.15rem;
  margin-top: 1.15rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.footer-hq-card:hover {
  border-color: rgba(56, 189, 248, 0.45);
  background: rgba(255, 255, 255, 0.065);
}

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

.footer-hq-icon {
  color: #38bdf8;
  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, 0.08);
  margin: 0.75rem 0;
}

.footer-philosophy-quote {
  font-size: 0.85rem;
  color: #facc15;
  font-weight: 700;
  font-style: italic;
  line-height: 1.4;
}

.footer-philosophy-sub {
  font-size: 0.75rem;
  color: #bae6fd;
  margin-top: 0.2rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

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

.footer-links a:hover {
  color: #38bdf8;
  padding-left: 3px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.825rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom a {
  color: #cbd5e1;
  transition: color 0.2s ease;
}

.footer-bottom a:hover {
  color: #38bdf8;
}

.footer-credits {
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: #94a3b8;
}

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

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

/* Responsive Kırılımlar */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .cards-grid, .stats-grid, .quick-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .topbar-left {
    display: none;
  }
  .nav-links {
    display: none;
  }
  .brand-logo {
    height: 40px;
  }
  .brand-logo img {
    height: 36px;
  }
  .nav-actions {
    gap: 0.5rem;
  }
  .nav-actions .btn {
    padding: 0.48rem 0.8rem;
    font-size: 0.76rem;
    gap: 0.3rem;
    white-space: nowrap;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-content h1 {
    font-size: 2.25rem;
  }
  .cards-grid, .stats-grid, .quick-info-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .brand-logo img {
    height: 32px;
  }
  .nav-actions {
    gap: 0.35rem;
  }
  .nav-actions .btn {
    padding: 0.42rem 0.65rem;
    font-size: 0.72rem;
  }
  .nav-actions .btn .svg-icon {
    display: none;
  }
}

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

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: #f0f7ff;
  border: 1px solid var(--border-color);
  padding: 0.42rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--royal-cobalt);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.lang-toggle:hover,
.lang-switcher.is-open .lang-toggle {
  background-color: #e0f2fe;
  border-color: #08A5E1;
  color: #0284c7;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  margin-top: 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(0, 51, 153, 0.18), 0 8px 16px -4px rgba(0, 51, 153, 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);
  text-decoration: none;
  transition: all 0.15s ease;
}

.lang-item:hover {
  background-color: #f0f7ff;
  color: #08A5E1;
}

.lang-item.active {
  background-color: #e0f2fe;
  color: #003399;
  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;
  letter-spacing: 0.04em;
  padding: 0.12rem 0.35rem;
  border-radius: 4px;
  background-color: #f1f5f9;
  color: var(--text-muted);
  min-width: 24px;
  line-height: 1.2;
}

.lang-item.active .lang-badge {
  background-color: #08A5E1;
  color: #ffffff;
}

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

.lang-item .lang-check {
  color: #08A5E1;
  display: inline-flex;
  align-items: center;
}

/* Mobil Dil Seçici Kutusu (Offcanvas) */
.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: 0.5rem;
}

.mobile-lang-btn {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0.45rem;
  padding: 0.5rem 0.65rem;
  background-color: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-navy);
  text-decoration: none;
  transition: all 0.2s ease;
}

.mobile-lang-btn:hover {
  border-color: #08A5E1;
  background-color: #ffffff;
}

.mobile-lang-btn.active {
  background-color: #e0f2fe;
  border-color: #08A5E1;
  color: #003399;
  font-weight: 700;
}

/* Footer Dil Seçici Hapları (Pills) */
.footer-lang-pills {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.footer-lang-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.82rem;
  text-decoration: none;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.footer-lang-pill:hover {
  color: #ffffff;
  background: rgba(8, 165, 225, 0.2);
  border-color: rgba(56, 189, 248, 0.4);
}

.footer-lang-pill.active {
  background: rgba(8, 165, 225, 0.28);
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.65);
  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: #08A5E1;
  color: #ffffff;
}

/* Service Row Cards with Image Showcase */
.service-row-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-left: 4px solid #003399;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 280px 1.2fr 1fr;
  gap: 2rem;
  align-items: center;
  transition: var(--transition);
}

.service-row-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: #08A5E1;
  border-left-color: #f59e0b;
}

@media (max-width: 992px) {
  .service-row-card {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* ==========================================================================
   RESPONSIVE LAYOUT GRIDS & CRO QUICK ACTION UTILITIES
   ========================================================================== */
.grid-2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

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

.grid-asymmetric {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.grid-contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 3rem;
  align-items: start;
}

.grid-rfq-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 2.5rem;
  align-items: start;
}

.grid-detail-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.atc-partner-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.card-footer-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-card-wa {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  background: rgba(37, 211, 102, 0.12);
  color: #15803d;
  border: 1px solid rgba(37, 211, 102, 0.35);
  font-size: 0.76rem;
  font-weight: 700;
  transition: var(--transition);
  text-decoration: none;
}

.btn-card-wa:hover {
  background: var(--wa-green);
  color: #ffffff;
  border-color: var(--wa-green);
  transform: translateY(-1px);
}

@media (max-width: 992px) {
  .grid-2-col,
  .grid-2-col-stretch,
  .grid-asymmetric,
  .grid-contact-layout,
  .grid-rfq-layout,
  .grid-detail-layout,
  .atc-partner-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .form-grid-2 {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}