/* ==========================================================================
   iHARS — Kurumsal Tasarım Sistemi
   Net hiyerarşi · Güven veren renkler · Bol beyaz alan · Tek vurgu
   ========================================================================== */

/* --------------------------------------------------------------------------
   Tasarım token'ları (8px tabanlı grid)
   -------------------------------------------------------------------------- */
:root {
  /* Renk — Siyah/beyaz + tek vurgu */
  --bg: #ffffff;
  --bg-subtle: #fafafa;
  --bg-dark: #0a0a0a;
  --bg-dark-elevated: #171717;
  --text: #0a0a0a;
  --text-muted: #525252;
  --text-on-dark: #fafafa;
  --text-on-dark-muted: #a3a3a3;
  --border: #e5e5e5;
  --border-strong: #d4d4d4;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-subtle: #eff6ff;

  /* Tipografi — kurumsal: Inter gövde, Plus Jakarta başlıklar */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Plus Jakarta Sans', var(--font);
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: clamp(2.5rem, 5vw, 4rem);
  --leading-tight: 1.15;
  --leading-snug: 1.375;
  --leading-normal: 1.6;
  --leading-relaxed: 1.7;
  --tracking-tight: -0.025em;
  --tracking-normal: 0;

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

  /* Layout */
  --container: min(100% - 2rem, 1140px);
  --header-top-h: 40px;
  --header-main-h: 72px;
  --header-h: calc(var(--header-top-h) + var(--header-main-h));
  --radius: 8px;
  --radius-lg: 12px;

  /* Geçiş */
  --ease: 0.2s ease;
  --ease-out: 0.25s cubic-bezier(0.33, 1, 0.68, 1);
  --shadow: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.12);
  --shadow-card: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-card-hover: 0 12px 32px rgba(0,0,0,0.1);

  /* Header — açık temada açık (diğer kurumsal siteler gibi) */
  --header-bg: #ffffff;
  --header-top-bg: #fafafa;
  --header-text: #0a0a0a;
  --header-text-muted: #525252;
  --header-border: #e5e5e5;
  --header-shadow: 0 1px 3px rgba(0,0,0,0.06);
  --header-btn-bg: #f5f5f5;
  --header-btn-hover: #ebebeb;
}

/* Dark mode */
html[data-theme="dark"] {
  --bg: #0f0f0f;
  --bg-subtle: #1a1a1a;
  --bg-dark: #050505;
  --bg-dark-elevated: #0a0a0a;
  --text: #fafafa;
  --text-muted: #a3a3a3;
  --text-on-dark: #fafafa;
  --text-on-dark-muted: #a3a3a3;
  --border: #2a2a2a;
  --border-strong: #404040;
  --accent: #3b82f6;
  --accent-hover: #60a5fa;
  --accent-subtle: rgba(59, 130, 246, 0.12);
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.5);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.5);
  --shadow-card: 0 4px 20px rgba(0,0,0,0.3);
  --shadow-card-hover: 0 12px 32px rgba(0,0,0,0.4);

  /* Header — koyu temada koyu */
  --header-bg: #0a0a0a;
  --header-top-bg: #050505;
  --header-text: #fafafa;
  --header-text-muted: #a3a3a3;
  --header-border: rgba(255,255,255,0.08);
  --header-shadow: 0 4px 24px rgba(0,0,0,0.35);
  --header-btn-bg: rgba(255,255,255,0.06);
  --header-btn-hover: rgba(255,255,255,0.12);
}

/* --------------------------------------------------------------------------
   Reset & temel
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--ease), opacity var(--ease); }
a:hover { opacity: 0.88; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  box-sizing: border-box;
}

/* ==========================================================================
   Header — İki katman: üst bar (iletişim + sosyal) + ana bar (logo + menü)
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow var(--ease);
}
.header.is-scrolled { box-shadow: var(--header-shadow); }

/* Üst bar — iletişim + sosyal medya */
.header-top {
  min-height: var(--header-top-h);
  padding: var(--space-2) 0;
  background: var(--header-top-bg);
  border-bottom: 1px solid var(--header-border);
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  max-width: 1140px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
.header-contact {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: nowrap;
  min-width: 0;
}
.header-contact-location span:last-child {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}
@media (min-width: 1024px) {
  .header-contact-location span:last-child { max-width: none; }
}
.header-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: 999px;
  margin-right: var(--space-2);
}
.header-contact-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--header-text-muted);
  transition: color var(--ease);
}
.header-contact-item:hover { color: var(--accent); }
.header-contact-location { cursor: default; }
.header-contact-location:hover { color: var(--header-text-muted); }
.header-contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}
.header-contact-icon svg { display: block; }
.header-social {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.header-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  color: var(--header-text-muted);
  transition: color var(--ease), background var(--ease), transform var(--ease);
}
.header-social-link:hover {
  color: var(--accent);
  background: var(--header-btn-hover);
  transform: translateY(-1px);
}
.header-social-link svg { display: block; }

/* Ana bar — logo + menü + aksiyonlar */
.header-main {
  position: relative;
  height: var(--header-main-h);
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  overflow: visible;
}
.header-main::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 120px;
  height: 3px;
  background: var(--accent);
  border-radius: 0 3px 0 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  position: relative;
  overflow: visible;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  color: var(--header-text);
  transition: opacity var(--ease);
}
.logo-link:hover { opacity: 0.9; }
.logo-link-footer { color: var(--text-on-dark); }

.logo { display: block; height: auto; border: 0; object-fit: contain; }
.logo-header { width: 180px; height: 48px; }
.logo-footer { width: 220px; height: auto; max-height: 48px; }
/* Açık tema: siyah logo | Koyu tema: beyaz logo */
.logo-img--dark { display: none !important; }
.logo-img--light { display: block !important; }
html[data-theme="dark"] .logo-img--light { display: none !important; }
html[data-theme="dark"] .logo-img--dark { display: block !important; }
/* Footer: her zaman beyaz logo */
.footer .logo-img--light { display: none !important; }
.footer .logo-img--dark { display: block !important; }
@media (max-width: 768px) { .logo-header { width: 140px; height: 38px; } }

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav a {
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--header-text-muted);
  transition: color var(--ease);
}
.nav a:hover { color: var(--header-text); }
.nav-highlight { color: var(--accent) !important; font-weight: 700; }

/* Nav dropdown (Çözümler / Belgeler) — hover ile aşağı açılan menü */
.nav-item-dropdown {
  position: relative;
}
.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.nav-dropdown-arrow {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  opacity: 0.8;
  transition: transform var(--ease);
}
.nav-item-dropdown:hover .nav-dropdown-arrow {
  transform: rotate(180deg);
}
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--space-1);
  min-width: 240px;
  padding: var(--space-2);
  background: var(--header-bg);
  border: 1px solid var(--header-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}
.nav-item-dropdown:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--header-text-muted);
  border-radius: 4px;
  white-space: nowrap;
  transition: background var(--ease), color var(--ease);
}
.nav-dropdown a:hover {
  background: var(--header-btn-hover);
  color: var(--header-text);
}

.header-actions { display: flex; align-items: center; gap: var(--space-4); }

.theme-toggle {
  position: relative;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius);
  background: var(--header-btn-bg);
  color: var(--header-text);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ease);
}
.theme-toggle:hover {
  background: var(--header-btn-hover);
}
.theme-toggle-icon {
  position: absolute;
  width: 20px;
  height: 20px;
  transition: opacity var(--ease), transform var(--ease);
}
.theme-icon-sun {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='4'/%3E%3Cpath d='M12 2v2M12 20v2M4.93 4.93l1.41 1.41M17.66 17.66l1.41 1.41M2 12h2M20 12h2M6.34 17.66l-1.41 1.41M19.07 4.93l-1.41 1.41'/%3E%3C/svg%3E") center/contain no-repeat;
}
.theme-icon-moon {
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z'/%3E%3C/svg%3E") center/contain no-repeat;
}
html[data-theme="light"] .theme-icon-moon { opacity: 0; pointer-events: none; }
html[data-theme="light"] .theme-icon-sun { opacity: 1; }
html[data-theme="dark"] .theme-icon-sun { opacity: 0; pointer-events: none; }
html[data-theme="dark"] .theme-icon-moon { opacity: 1; }

/* Dil seçimi — tıklanınca aşağı açılan menü */
.lang-select {
  position: relative;
  display: inline-block;
}
.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font);
  color: var(--header-text);
  background: var(--header-btn-bg);
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--ease), border-color var(--ease);
  min-width: 72px;
}
.lang-trigger:hover {
  background: var(--header-btn-hover);
}
.lang-select.is-open .lang-trigger {
  border-color: var(--accent);
  background: var(--header-btn-hover);
}
.lang-trigger-arrow {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  margin-left: var(--space-1);
  opacity: 0.7;
  transition: transform var(--ease);
}
.lang-select.is-open .lang-trigger-arrow {
  transform: rotate(180deg);
}
.lang-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: var(--space-1);
  min-width: 140px;
  padding: var(--space-2);
  background: var(--header-bg);
  border: 1px solid var(--header-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  display: none;
}
.lang-select.is-open .lang-dropdown {
  display: block;
  animation: lang-dropdown-in 0.2s ease;
}
@keyframes lang-dropdown-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
.lang-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  font-family: var(--font);
  color: var(--header-text);
  border-radius: 4px;
  transition: background var(--ease), color var(--ease);
  text-decoration: none;
}
.lang-dropdown-item:hover {
  background: var(--header-btn-hover);
}
.lang-dropdown-item.is-active {
  color: var(--accent);
  font-weight: 600;
}
.lang-flag {
  width: 20px;
  height: 14px;
  border-radius: 2px;
  flex-shrink: 0;
  background-size: cover;
  background-position: center;
}
.lang-flag-tr {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 20'%3E%3Crect fill='%23E30A17' width='30' height='20'/%3E%3Ccircle fill='white' cx='11.5' cy='10' r='4.5'/%3E%3Ccircle fill='%23E30A17' cx='13' cy='10' r='4'/%3E%3Cpath fill='white' d='M15.5 6.5l1.2 3.6 3.8.1-2.9 2.3 1.1 3.6-3.1-2.2-3.1 2.2 1.1-3.6-2.9-2.3 3.8-.1z'/%3E%3C/svg%3E");
}
.lang-flag-en {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 30'%3E%3CclipPath id='s'%3E%3Cpath d='M0,0 v30 h60 v-30 z'/%3E%3C/clipPath%3E%3CclipPath id='t'%3E%3Cpath d='M30,15 h30 v15 z v15 h-30 z h-30 v-15 z v-15 h30 z'/%3E%3C/clipPath%3E%3Cpath fill='%23012169' d='M0,0 v30 h60 v-30 z'/%3E%3Cpath fill='white' d='M0,0 L60,0 L60,30 L0,30 z' clip-path='url(%23s)' stroke-width='6' stroke='%23C8102E'/%3E%3Cpath fill='white' d='M0,0 L60,0 L60,6 L0,6 z M0,24 L60,24 L60,30 L0,30 z M0,0 L30,0 L30,30 L0,30 z M54,0 L60,0 L60,30 L54,30 z' clip-path='url(%23s)'/%3E%3Cpath fill='%23C8102E' d='M0,0 L60,0 L60,4 L0,4 z M0,26 L60,26 L60,30 L0,30 z M0,0 L26,0 L26,30 L0,30 z M56,0 L60,0 L60,30 L56,30 z' clip-path='url(%23s)'/%3E%3C/svg%3E");
}
.lang-flag-ar {
  background: linear-gradient(to bottom, #007A3D 33.33%, #fff 33.33%, #fff 66.66%, #000 66.66%);
}

/* RTL (Arapça) */
html.rtl, body.rtl { direction: rtl; text-align: right; }
body.rtl .header-inner, body.rtl .container { text-align: right; }
body.rtl .nav { flex-direction: row-reverse; }
body.rtl .footer-grid { text-align: right; }
body.rtl .breadcrumb { flex-direction: row-reverse; }
body.rtl .contact-grid, body.rtl .product-grid, body.rtl .blog-grid { direction: rtl; }

.btn-icon {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--header-btn-bg);
  border-radius: var(--radius);
  color: var(--header-text);
  cursor: pointer;
  transition: background var(--ease);
}
.btn-icon:hover { background: var(--header-btn-hover); }

.btn-mobile-menu {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: var(--header-btn-bg);
  border-radius: var(--radius);
  color: var(--header-text);
  cursor: pointer;
}
.btn-mobile-menu::before,
.btn-mobile-menu::after {
  content: '';
  display: block;
  height: 2px;
  background: var(--header-text);
  margin: 5px auto;
  width: 18px;
}
.btn-mobile-menu::after { margin-top: 4px; }

.header-pattern { display: none; }

/* ==========================================================================
   Butonlar
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--ease), color var(--ease), box-shadow var(--ease);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}
.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: #fff;
}
.btn-ghost {
  background: transparent;
  color: var(--text-on-dark);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
}

/* ==========================================================================
   Hero Slider — Animasyonlu, çoklu slayt
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--header-h);
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-gradient {
  position: absolute;
  inset: 0;
  background: var(--bg-dark);
}
.hero-gradient::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
}
.hero-gradient-animated {
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse 80% 80% at 50% 50%, rgba(37,99,235,0.15) 0%, transparent 50%);
  animation: hero-glow 12s ease-in-out infinite;
  pointer-events: none;
}
@keyframes hero-glow {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  33% { transform: translate(5%, -5%) scale(1.05); opacity: 0.8; }
  66% { transform: translate(-5%, 5%) scale(0.95); opacity: 0.5; }
}
.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  animation: hero-pattern-move 20s linear infinite;
}
@keyframes hero-pattern-move {
  0% { background-position: 0 0; }
  100% { background-position: 64px 64px; }
}
.hero-pattern::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 30% 40%, rgba(37,99,235,0.06) 0%, transparent 55%);
  pointer-events: none;
}
.hero-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(37,99,235,0.08);
  filter: blur(60px);
}
.hero-shape-1 {
  width: 400px;
  height: 400px;
  top: -100px;
  right: -100px;
  animation: hero-float 15s ease-in-out infinite;
}
.hero-shape-2 {
  width: 300px;
  height: 300px;
  bottom: 20%;
  left: -80px;
  animation: hero-float 18s ease-in-out infinite 2s;
}
.hero-shape-3 {
  width: 200px;
  height: 200px;
  top: 50%;
  left: 40%;
  animation: hero-float 14s ease-in-out infinite 4s;
}
@keyframes hero-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(20px, -30px) scale(1.1); }
  50% { transform: translate(-15px, 20px) scale(0.95); }
  75% { transform: translate(10px, 10px) scale(1.05); }
}

/* Slider track & slides */
.hero-slider {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  z-index: 1;
  min-height: 0;
  overflow: hidden;
}
.hero-track {
  position: absolute;
  inset: 0;
  width: 100%;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  padding: var(--space-8) 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease, visibility 0.6s ease;
  overflow: hidden;
}
.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 1;
}
.hero-slide.is-active [data-animate] {
  animation: hero-text-in 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-slide.is-active [data-animate]:nth-child(1) { animation-delay: 0.1s; }
.hero-slide.is-active [data-animate]:nth-child(2) { animation-delay: 0.2s; }
.hero-slide.is-active [data-animate]:nth-child(3) { animation-delay: 0.3s; }
.hero-slide.is-active [data-animate]:nth-child(4) { animation-delay: 0.4s; }
.hero-slide.is-active [data-animate]:nth-child(5) { animation-delay: 0.5s; }
.hero-slide.is-active [data-animate]:nth-child(6) { animation-delay: 0.6s; }
.hero-slide.is-active [data-animate]:nth-child(7) { animation-delay: 0.7s; }
.hero-slide.is-active .hero-visual[data-animate] {
  animation: hero-visual-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.5s forwards;
}
.hero-slide [data-animate] {
  opacity: 0;
  transform: translateY(24px);
}
.hero-slide .hero-visual[data-animate] {
  opacity: 0;
  transform: translateX(32px) scale(0.96);
}
@keyframes hero-text-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes hero-visual-in {
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}
.hero-inner {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr minmax(320px, 1fr);
  gap: var(--space-12);
  align-items: center;
}
.hero-content { max-width: 32rem; min-height: 0; }

/* Hero sağ taraf — animasyonlu görsel alanı (her slayt farklı) */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}
.hero-visual-frame {
  position: relative;
  width: 100%;
  max-width: 480px;
  aspect-ratio: 4/3;
  border-radius: 24px 24px 24px 72px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 24px 48px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.05);
}
.hero-visual-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
/* Slayt 0: Dijital dönüşüm — hastane / veri akışı teması */
.hero-image-0 {
  background: linear-gradient(135deg, rgba(37,99,235,0.25) 0%, rgba(37,99,235,0.08) 50%, transparent 70%);
  background-image: linear-gradient(135deg, rgba(37,99,235,0.28) 0%, rgba(37,99,235,0.1) 40%, transparent 65%),
    radial-gradient(ellipse 80% 80% at 70% 30%, rgba(37,99,235,0.2) 0%, transparent 50%);
}
/* Slayt 1: Verimlilik — dashboard / operasyon teması */
.hero-image-1 {
  background: linear-gradient(145deg, rgba(37,99,235,0.15) 0%, transparent 50%),
    linear-gradient(220deg, rgba(37,99,235,0.2) 0%, transparent 45%);
  background-image: linear-gradient(145deg, rgba(37,99,235,0.22) 0%, transparent 55%),
    radial-gradient(ellipse 60% 70% at 30% 70%, rgba(37,99,235,0.15) 0%, transparent 55%);
}
/* Slayt 2: Güvenlik — kalkan / uyumluluk teması */
.hero-image-2 {
  background: linear-gradient(200deg, rgba(37,99,235,0.2) 0%, transparent 55%),
    radial-gradient(ellipse 70% 60% at 60% 50%, rgba(37,99,235,0.12) 0%, transparent 60%);
  background-image: linear-gradient(200deg, rgba(37,99,235,0.25) 0%, transparent 50%),
    radial-gradient(ellipse 70% 60% at 60% 50%, rgba(37,99,235,0.15) 0%, transparent 65%);
}
/* Dekoratif şekiller — her slaytta farklı konumda, animasyonlu */
.hero-visual-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-vs {
  position: absolute;
  border-radius: 50%;
  background: rgba(37,99,235,0.2);
  border: 1px solid rgba(255,255,255,0.12);
  animation: hero-vs-float 6s ease-in-out infinite;
}
.hero-vs-1 { width: 80px; height: 80px; top: 12%; right: 15%; animation-delay: 0s; }
.hero-vs-2 { width: 48px; height: 48px; bottom: 25%; left: 10%; animation-delay: 1.5s; }
.hero-vs-3 { width: 64px; height: 64px; bottom: 15%; right: 25%; animation-delay: 3s; }
.hero-vs-4 { width: 40px; height: 40px; top: 35%; left: 20%; animation-delay: 2s; }
.hero-shapes-1 .hero-vs-1 { top: 20%; right: 20%; width: 70px; height: 70px; }
.hero-shapes-1 .hero-vs-2 { bottom: 30%; left: 15%; width: 56px; height: 56px; }
.hero-shapes-1 .hero-vs-3 { bottom: 20%; right: 15%; width: 44px; height: 44px; }
.hero-shapes-2 .hero-vs-1 { top: 15%; left: 25%; width: 72px; height: 72px; }
.hero-shapes-2 .hero-vs-2 { bottom: 20%; right: 20%; width: 52px; height: 52px; }
.hero-shapes-2 .hero-vs-3 { bottom: 25%; left: 15%; width: 60px; height: 60px; }
.hero-shapes-2 .hero-vs-4 { top: 45%; right: 10%; width: 36px; height: 36px; }
@keyframes hero-vs-float {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.85; }
  33% { transform: translate(8px, -12px) scale(1.08); opacity: 1; }
  66% { transform: translate(-6px, 8px) scale(0.95); opacity: 0.9; }
}

.hero-eyebrow {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero-title {
  margin: 0 0 var(--space-6);
  font-size: var(--text-6xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--text-on-dark);
}
.hero-lead {
  margin: 0 0 var(--space-8);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--text-on-dark-muted);
  line-height: var(--leading-relaxed);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: flex-start;
}

/* Prev/Next */
.hero-controls {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  z-index: 2;
  pointer-events: none;
}
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: var(--text-on-dark);
  cursor: pointer;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}
.hero-arrow:hover {
  background: rgba(255,255,255,0.15);
  transform: translateY(-50%) scale(1.05);
}
.hero-prev { left: var(--space-8); }
.hero-next { right: var(--space-8); }
.hero-arrow span {
  width: 10px;
  height: 10px;
  border: 2px solid currentColor;
  border-top: none;
  border-left: none;
}
.hero-prev span {
  margin-left: 4px;
  transform: rotate(-135deg);
}
.hero-next span {
  margin-right: 4px;
  transform: rotate(45deg);
}
@media (max-width: 768px) {
  .hero-arrow { width: 44px; height: 44px; }
  .hero-prev { left: var(--space-4); }
  .hero-next { right: var(--space-4); }
}

/* Dots */
.hero-dots {
  position: absolute;
  bottom: 140px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: var(--space-3);
  padding: var(--space-2);
}
.hero-dot {
  width: 10px;
  height: 10px;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  cursor: pointer;
  padding: 0;
  transition: background 0.3s ease, transform 0.3s ease;
}
.hero-dot:hover {
  background: rgba(255,255,255,0.5);
}
.hero-dot.is-active {
  background: var(--accent);
  transform: scale(1.3);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.3);
}

/* Masaüstü: hero tam görünüm (mobil kuralların sızmaması için) */
@media (min-width: 769px) {
  .hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
  }
  .hero-slider {
    flex: 1;
    min-height: 0;
    height: auto;
    display: flex;
    align-items: center;
  }
  .hero-track { position: absolute; inset: 0; width: 100%; }
  .hero-slide {
    position: absolute;
    inset: 0;
    padding: var(--space-8) 0;
    display: flex;
    align-items: center;
  }
  .hero-slide .container.hero-inner {
    display: grid;
    grid-template-columns: 1fr minmax(320px, 1fr);
    gap: var(--space-12);
    align-items: center;
    text-align: left;
    height: auto;
    max-height: none;
  }
  .hero-slide .hero-visual { display: flex; }
  .hero-slide .hero-content { text-align: left; }
  .hero-dot {
    width: 10px;
    height: 10px;
    padding: 0;
    min-width: auto;
    min-height: auto;
  }
  .hero-dot.is-active {
    transform: scale(1.3);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.3);
  }
  .hero-arrow {
    width: 52px;
    height: 52px;
    min-width: 52px;
    min-height: 52px;
  }
  .hero-arrow span { width: 10px; height: 10px; border-width: 2px; }
  .hero-prev { left: var(--space-8); }
  .hero-next { right: var(--space-8); }
  .hero-progress { width: 120px; height: 3px; }
}

/* Progress bar */
.hero-progress {
  position: absolute;
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 120px;
  height: 3px;
  background: rgba(255,255,255,0.2);
  border-radius: 2px;
  overflow: hidden;
}
.hero-progress-bar {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--accent);
  border-radius: 2px;
  transform-origin: left;
  animation: hero-progress 6s linear forwards;
}
.hero.is-paused .hero-progress-bar { animation-play-state: paused; }
@keyframes hero-progress {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

.hero-stats {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  padding: var(--space-8) 1.5rem var(--space-10);
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.5) 100%);
}
.hero-stat { text-align: center; }
.hero-stat-value {
  display: block;
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: var(--tracking-tight);
}
.hero-stat-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
}
.hero-scroll {
  position: absolute;
  bottom: 6rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-on-dark-muted);
  letter-spacing: 0.05em;
}
.hero-scroll-icon {
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-top: none;
  border-radius: 0 0 10px 10px;
  animation: scroll-bounce 2s ease-in-out infinite;
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(4px); opacity: 1; }
}
@media (max-width: 1024px) {
  .header-top { display: none; }
  .hero { padding-top: var(--header-main-h); }
}
/* Mobil: Hero slider — sabit yükseklik, taşma yok, görsel küçük */
@media (max-width: 768px) {
  .hero {
    overflow-x: hidden;
    min-height: auto;
    display: block;
  }
  .hero-slider {
    position: relative;
    width: 100%;
    height: 380px;
    min-height: 380px;
    overflow: hidden;
  }
  .hero-track {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 380px;
    overflow: hidden;
    touch-action: pan-y;
  }
  .hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 380px;
    padding: 1rem 0;
    margin: 0;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .hero-slide .container.hero-inner {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    margin: 0;
    padding: 0 1rem;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-align: center;
    overflow: hidden;
    grid-template-columns: unset;
  }
  .hero-slide .hero-content {
    width: 100%;
    max-width: 100%;
    padding: 0;
    margin: 0;
    flex-shrink: 0;
    overflow: hidden;
  }
  .hero-slide .hero-actions {
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  /* Mobilde sağdaki dekoratif görseli gizle — sadece metin + buton */
  .hero-slide .hero-visual {
    display: none;
  }
  .hero-title {
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
  .hero-lead {
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .hero-eyebrow { margin-bottom: 0.25rem; font-size: 0.7rem; }
  .hero-stats { gap: 0.75rem; padding: 0.75rem 1rem; flex-wrap: wrap; justify-content: center; }
  .hero-stat-value { font-size: 1.125rem; }
  .hero-stat-label { font-size: 0.65rem; }
  .hero-dots { bottom: 72px; gap: 0.25rem; padding: 0.25rem; }
  .hero-dot {
    width: 6px;
    height: 6px;
    min-width: 0;
    min-height: 0;
    padding: 6px;
    margin: 0;
  }
  .hero-dot.is-active {
    transform: scale(1.2);
    box-shadow: 0 0 0 1px rgba(37,99,235,0.4);
  }
  .hero-progress { bottom: 56px; width: 80px; height: 2px; }
  .hero-scroll { display: none; }
  .hero-controls { pointer-events: none; }
  .hero-arrow {
    pointer-events: auto;
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
  }
  .hero-prev { left: 0.5rem; }
  .hero-next { right: 0.5rem; }
  .hero-arrow span {
    width: 7px;
    height: 7px;
    border-width: 1.5px;
  }
}

/* ==========================================================================
   Bölümler — Ortak
   ========================================================================== */
.section { padding: var(--space-24) 0; position: relative; }

/* Scroll reveal — aşağı kaydırınca içerik yüklenir */
.scroll-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.scroll-reveal .stat-card,
.scroll-reveal .why-card,
.scroll-reveal .product-card,
.scroll-reveal .cert-item,
.scroll-reveal .blog-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.is-visible .stat-card,
.scroll-reveal.is-visible .why-card,
.scroll-reveal.is-visible .product-card,
.scroll-reveal.is-visible .cert-item,
.scroll-reveal.is-visible .blog-card {
  opacity: 1;
  transform: translateY(0);
}
.scroll-reveal.is-visible .stat-card:nth-child(1),
.scroll-reveal.is-visible .why-card:nth-child(1),
.scroll-reveal.is-visible .product-card:nth-child(1),
.scroll-reveal.is-visible .cert-item:nth-child(1),
.scroll-reveal.is-visible .blog-card:nth-child(1) { transition-delay: 0.05s; }
.scroll-reveal.is-visible .stat-card:nth-child(2),
.scroll-reveal.is-visible .why-card:nth-child(2),
.scroll-reveal.is-visible .product-card:nth-child(2),
.scroll-reveal.is-visible .cert-item:nth-child(2),
.scroll-reveal.is-visible .blog-card:nth-child(2) { transition-delay: 0.1s; }
.scroll-reveal.is-visible .stat-card:nth-child(3),
.scroll-reveal.is-visible .why-card:nth-child(3),
.scroll-reveal.is-visible .product-card:nth-child(3),
.scroll-reveal.is-visible .cert-item:nth-child(3),
.scroll-reveal.is-visible .blog-card:nth-child(3) { transition-delay: 0.15s; }
.scroll-reveal.is-visible .product-card:nth-child(4),
.scroll-reveal.is-visible .cert-item:nth-child(4) { transition-delay: 0.2s; }
.scroll-reveal.is-visible .product-card:nth-child(5) { transition-delay: 0.25s; }
.scroll-reveal.is-visible .product-card:nth-child(6) { transition-delay: 0.3s; }
.scroll-reveal.is-visible .product-card:nth-child(7) { transition-delay: 0.35s; }
.scroll-reveal .solution-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.is-visible .solution-card { opacity: 1; transform: translateY(0); }
.scroll-reveal.is-visible .solution-card:nth-child(1) { transition-delay: 0.05s; }
.scroll-reveal.is-visible .solution-card:nth-child(2) { transition-delay: 0.1s; }
.scroll-reveal.is-visible .solution-card:nth-child(3) { transition-delay: 0.15s; }
.scroll-reveal.is-visible .solution-card:nth-child(4) { transition-delay: 0.2s; }
.scroll-reveal.is-visible .solution-card:nth-child(5) { transition-delay: 0.25s; }
.scroll-reveal .project-stat {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.is-visible .project-stat { opacity: 1; transform: translateY(0); }
.scroll-reveal.is-visible .project-stat:nth-child(1) { transition-delay: 0.05s; }
.scroll-reveal.is-visible .project-stat:nth-child(2) { transition-delay: 0.15s; }
.scroll-reveal.is-visible .project-stat:nth-child(3) { transition-delay: 0.25s; }
.scroll-reveal .quote-block,
.scroll-reveal .cta-block {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.is-visible .quote-block,
.scroll-reveal.is-visible .cta-block {
  opacity: 1;
  transform: translateY(0);
}

.section-label {
  margin: 0 0 var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.section-label-center {
  text-align: center;
  margin-bottom: var(--space-3);
}
.section-label-absolute {
  position: absolute;
  top: var(--space-12);
  left: 1.5rem;
  margin: 0;
}
@media (min-width: 1025px) {
  .section-label-absolute { left: calc((100vw - 1140px) / 2 + 1.5rem); }
}
.section-title {
  margin: 0 0 var(--space-6);
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-snug);
  color: var(--text);
}
.section-title-accent { color: var(--accent); }
.section-title-light { color: var(--text); }
.section-title-center {
  text-align: center;
  margin-bottom: var(--space-12);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}
.section-desc,
.section-text {
  margin: 0 0 var(--space-6);
  font-size: var(--text-base);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
  max-width: 32rem;
}
.section-title-light + .section-desc,
.section-desc.section-desc-light { color: var(--text-muted); }
.section-desc-center {
  text-align: center;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-12);
}

/* --------------------------------------------------------------------------
   Rakamlarla — Stats bar
   -------------------------------------------------------------------------- */
.section-stats {
  padding: var(--space-12) 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  max-width: 56rem;
  margin: 0 auto;
}
.stats-grid-4 {
  grid-template-columns: repeat(4, 1fr);
  max-width: 64rem;
}
.stat-card {
  text-align: center;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  transition: border-color var(--ease), box-shadow var(--ease);
}
.stat-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.1);
}
.stat-card-number {
  display: block;
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-2);
}
.stat-card-text {
  margin: 0;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  line-height: var(--leading-snug);
}

/* --------------------------------------------------------------------------
   Bize güvenen kurumlar — Referans logosu bandı (rakip sitelerdeki gibi)
   -------------------------------------------------------------------------- */
.section-clients {
  padding: var(--space-16) 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.clients-band {
  margin-top: var(--space-8);
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}
.clients-track {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  padding: var(--space-6) 0;
  animation: clients-scroll 40s linear infinite;
}
.clients-track:hover { animation-play-state: paused; }
@keyframes clients-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.client-logo {
  flex-shrink: 0;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-muted);
  padding: var(--space-4) var(--space-8);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-subtle);
  white-space: nowrap;
  transition: color var(--ease), border-color var(--ease);
}
.client-logo:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.clients-cta {
  text-align: center;
  margin: var(--space-8) 0 0;
  font-size: var(--text-sm);
}
.link-accent {
  color: var(--accent);
  font-weight: 600;
}
.link-accent:hover { text-decoration: underline; }

/* --------------------------------------------------------------------------
   Neden iHARS — Üç sütun
   -------------------------------------------------------------------------- */
.section-why {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-8);
}
.why-card {
  background: var(--bg);
  padding: var(--space-10);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: border-color var(--ease), box-shadow var(--ease-out), transform var(--ease-out);
}
.why-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.why-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: var(--radius);
  margin-bottom: var(--space-6);
}
.why-card-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text);
}
.why-card-text {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

/* --------------------------------------------------------------------------
   Çözüm Alanları — Hedef kitle (Epic / Teknoritma tarzı)
   -------------------------------------------------------------------------- */
.section-solutions {
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-8);
}
.solution-card {
  display: block;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  transition: border-color var(--ease), box-shadow var(--ease-out), transform var(--ease-out);
  text-decoration: none;
  color: inherit;
}
.solution-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.solution-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
}
.solution-card-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text);
}
.solution-card-text {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}

/* --------------------------------------------------------------------------
   Projeler & Referanslar — Rakamlar + öne çıkan projeler
   -------------------------------------------------------------------------- */
.section-projects {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.projects-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  max-width: 48rem;
  margin: 0 auto var(--space-12);
}
.project-stat {
  text-align: center;
  padding: var(--space-8);
}
.project-stat-value {
  display: block;
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-2);
}
.project-stat-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  line-height: var(--leading-snug);
}
.projects-highlight {
  padding: var(--space-8);
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-align: center;
}
.projects-highlight-label {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.projects-highlight-text {
  margin: 0;
  font-size: var(--text-base);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

/* --------------------------------------------------------------------------
   Teknoloji — Açık zemin, dekoratif arka plan (legacy, kept for ref)
   -------------------------------------------------------------------------- */
.section-tech {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.section-bg-decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.section-bg-decor::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 50%;
  height: 140%;
  background: radial-gradient(ellipse at center, var(--accent-subtle) 0%, transparent 70%);
  opacity: 0.6;
}
.section-tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
  margin-bottom: var(--space-12);
}
.section-tech .section-desc { color: var(--text-muted); }
.section-tech .section-title-light { font-weight: 700; }

.tech-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.tech-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: border-color var(--ease), box-shadow var(--ease-out), transform var(--ease-out);
}
.tech-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.tech-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}
.tech-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.02) 100%);
  pointer-events: none;
}
.tech-card-placeholder { width: 100%; height: 100%; background: linear-gradient(135deg, var(--bg-subtle) 0%, var(--border) 100%); }
.tech-card-title {
  margin: 0;
  padding: var(--space-6);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text);
}

/* --------------------------------------------------------------------------
   Ayrıcalıklar — İki sütun, bol alan
   -------------------------------------------------------------------------- */
.section-advantages {
  background: var(--bg);
  position: relative;
  border-top: 1px solid var(--border);
}
.section-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-24);
  align-items: center;
}
.section-media { position: relative; }
.media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--ease-out);
}
.media-frame:hover { box-shadow: var(--shadow-card-hover); }
.media-placeholder {
  aspect-ratio: 4/3;
  background: linear-gradient(145deg, var(--bg-subtle) 0%, var(--border) 100%);
}
.media-badge {
  position: absolute;
  bottom: var(--space-6);
  left: var(--space-6);
  padding: var(--space-2) var(--space-4);
  background: var(--accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius);
}

.advantage-list { margin: 0 0 var(--space-8); }
.advantage-list li {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text);
}
.icon-check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 4px;
  position: relative;
}
.icon-check::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 3px;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  right: 2rem;
  width: 44px;
  height: 44px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ease), transform var(--ease);
}
.scroll-hint:hover {
  background: var(--accent-hover);
  transform: translateY(2px);
}
.scroll-hint::after {
  content: '';
  width: 12px;
  height: 12px;
  border: solid currentColor;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin-top: 3px;
}

/* --------------------------------------------------------------------------
   Yazılımlar — Grid, kartlar, zengin arka plan
   -------------------------------------------------------------------------- */
.section-products {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.section-bg-pattern {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: radial-gradient(circle at 1px 1px, var(--border) 1px, transparent 0);
  background-size: 24px 24px;
}
.section-bg-gradient {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 0%, rgba(37,99,235,0.02) 50%, transparent 100%);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}
.product-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  border-left: 3px solid transparent;
  box-shadow: var(--shadow-card);
  transition: border-color var(--ease), box-shadow var(--ease-out), transform var(--ease-out);
  padding: 0 var(--space-8) var(--space-8);
}
.product-card:hover {
  border-left-color: var(--accent);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.product-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-subtle);
  margin: 0 calc(-1 * var(--space-8)) var(--space-6);
}
.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--ease-out);
}
.product-card:hover .product-card-image img {
  transform: scale(1.03);
}
.product-card-image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-subtle) 0%, var(--bg-subtle) 100%);
}
.product-card-placeholder-icon {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.6;
}
.product-card .product-card-title,
.product-card .product-card-desc,
.product-card .product-card-link {
  padding-left: 0;
  padding-right: 0;
}
.product-card .product-card-desc { padding-bottom: var(--space-4); }
.product-card .product-card-link { padding-bottom: 0; display: inline-block; margin-left: 0; }
.product-card-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text);
  line-height: var(--leading-snug);
}
.product-card-desc {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}
.product-card-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
}
.product-card-link:hover { text-decoration: underline; }
.section-cta {
  text-align: center;
  margin-top: var(--space-12);
}
.btn-lg {
  padding: 0.875rem 2rem;
  font-size: var(--text-base);
}

/* --------------------------------------------------------------------------
   Kullananlar ne diyor? — Testimonials (Nebim / rakip sitelerdeki gibi)
   -------------------------------------------------------------------------- */
.section-testimonials {
  padding: var(--space-24) 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-12);
}
.testimonial-card {
  background: var(--bg);
  padding: var(--space-10);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: border-color var(--ease), box-shadow var(--ease-out), transform var(--ease-out);
}
.testimonial-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.testimonial-text {
  margin: 0 0 var(--space-6);
  font-size: var(--text-base);
  color: var(--text);
  line-height: var(--leading-relaxed);
}
.testimonial-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
}
.testimonial-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
}
.testimonial-company {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: 500;
}
.section-testimonials .section-cta { margin-top: var(--space-12); }

/* --------------------------------------------------------------------------
   Alıntı (legacy)
   -------------------------------------------------------------------------- */
.section-quote {
  background: var(--accent-subtle);
  border-top: 1px solid var(--border);
  padding: var(--space-16) 0;
}
.quote-block {
  margin: 0;
  padding: var(--space-12);
  text-align: center;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}
.quote-text {
  margin: 0 0 var(--space-6);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--text);
  line-height: var(--leading-relaxed);
  font-style: italic;
}
.quote-footer {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--text-muted);
}
.quote-footer cite { font-style: normal; }

/* --------------------------------------------------------------------------
   Marka bandı — Grid dekor (legacy)
   -------------------------------------------------------------------------- */
.section-brand {
  background: var(--bg);
  padding: var(--space-16) 0;
  border-top: 1px solid var(--border);
}
.section-bg-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.4;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
}
.brand-logo { text-align: center; color: var(--border-strong); position: relative; z-index: 1; }
.logo-brand {
  width: clamp(160px, 22vw, 240px);
  height: auto;
  margin: 0 auto;
  display: block;
}

/* --------------------------------------------------------------------------
   Entegrasyonlar & Standartlar — Güven çizgisi (HL7, DICOM vb.)
   -------------------------------------------------------------------------- */
.section-integrations {
  padding: var(--space-16) 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.integrations-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.integration-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--ease), color var(--ease), box-shadow var(--ease);
}
.integration-badge:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.15);
}

/* --------------------------------------------------------------------------
   Sertifikalar
   -------------------------------------------------------------------------- */
/* Referanslar sayfa grid */
.references-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-8);
}
.reference-card {
  text-align: center;
  padding: var(--space-6);
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: transform var(--ease), box-shadow var(--ease);
}
.reference-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.reference-card-logo { display: block; margin-bottom: var(--space-4); }
.reference-card-logo img { max-height: 80px; width: auto; margin: 0 auto; object-fit: contain; }
.reference-card-name { font-weight: 600; color: var(--text); margin-bottom: var(--space-2); }

.section-certificates {
  background: var(--bg);
  padding: var(--space-24) 0;
  border-top: 1px solid var(--border);
}
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  max-width: 56rem;
  margin: 0 auto;
}
.cert-item {
  text-align: center;
  transition: transform var(--ease);
}
.cert-item:hover { transform: translateY(-4px); }
.cert-image {
  aspect-ratio: 3/4;
  background: var(--bg-subtle);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: box-shadow var(--ease);
}
.cert-item:hover .cert-image { box-shadow: var(--shadow-md); }
.cert-name {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--space-1);
}
.cert-desc {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Blog
   -------------------------------------------------------------------------- */
.section-blog { background: var(--bg-subtle); }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
.blog-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: border-color var(--ease), box-shadow var(--ease-out), transform var(--ease-out);
}
.blog-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.blog-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}
.blog-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.03) 100%);
  pointer-events: none;
}
.blog-card-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(145deg, var(--border) 0%, var(--bg-subtle) 100%);
}
.blog-card-placeholder-alt { background: linear-gradient(135deg, var(--accent) 0%, #1d4ed8 100%); }
.blog-card-body { padding: var(--space-8); }
.blog-card-meta {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
}
.blog-card-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text);
  line-height: var(--leading-snug);
}
.blog-card-excerpt {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-normal);
}
.blog-card-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
}
.blog-card-link:hover { text-decoration: underline; }

/* --------------------------------------------------------------------------
   CTA bloğu
   -------------------------------------------------------------------------- */
.section-cta-block {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: var(--space-20) 0;
}
.cta-block {
  text-align: center;
  max-width: 32rem;
  margin: 0 auto;
}
.cta-block-title {
  margin: 0 0 var(--space-4);
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--text-on-dark);
}
.cta-block-text {
  margin: 0 0 var(--space-8);
  font-size: var(--text-lg);
  color: var(--text-on-dark-muted);
  line-height: var(--leading-relaxed);
}
.cta-contact {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-bottom: var(--space-8);
  text-align: center;
}
.cta-contact-item {
  padding: var(--space-4);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  text-decoration: none;
  color: inherit;
  transition: background var(--ease), border-color var(--ease);
}
a.cta-contact-item:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
}
.cta-contact-address {
  cursor: default;
}
.cta-contact-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-1);
}
.cta-contact-value {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text-on-dark);
}
.section-cta-block .btn-primary:hover {
  background: #fff;
  color: var(--bg-dark);
}

/* ==========================================================================
   Footer — Koyu, vurgu çizgisi
   ========================================================================== */
.footer {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  position: relative;
}
.footer-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, transparent 60%);
}
.footer-top { border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-8) 1.5rem;
}
.footer-brand-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-on-dark-muted);
  text-transform: uppercase;
}
.btn-footer-cta {
  padding: 0.625rem 1.25rem;
  background: var(--accent);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--ease);
}
.btn-footer-cta:hover { background: var(--accent-hover); }

.footer-main { padding: var(--space-16) 0 var(--space-12); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
}
.footer-grid-5 {
  grid-template-columns: 1.2fr 1fr 1fr 1fr 1.2fr;
}
.footer-col-logo .logo-link-footer { display: inline-block; margin-bottom: var(--space-4); }
.footer-tagline {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  max-width: 16rem;
}
.footer-copy {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
}
.footer-newsletter-desc {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
  line-height: var(--leading-normal);
}
.footer-heading {
  margin: 0 0 var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-on-dark-muted);
  text-transform: uppercase;
}
.footer-links a {
  display: block;
  padding: var(--space-1) 0;
  font-size: var(--text-sm);
  color: var(--text-on-dark-muted);
}
.footer-links a:hover { color: var(--text-on-dark); }

.newsletter-form { display: flex; gap: var(--space-2); margin-top: var(--space-4); }
.newsletter-input {
  flex: 1;
  padding: 0.625rem 1rem;
  font-family: var(--font);
  font-size: var(--text-sm);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  color: #fff;
}
.newsletter-input::placeholder { color: rgba(255,255,255,0.5); }
.newsletter-input:focus {
  outline: none;
  border-color: var(--accent);
}
.btn-newsletter {
  padding: 0.625rem 1.25rem;
  background: var(--accent);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--ease);
}
.btn-newsletter:hover { background: var(--accent-hover); }
.newsletter-msg { margin-top: var(--space-2); font-size: var(--text-sm); }

/* Çerez onay banner */
.cookie-consent-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: var(--space-4) var(--space-6);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
}
.cookie-consent-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.cookie-consent-text { margin: 0; font-size: var(--text-sm); }
.cookie-consent-text a { color: var(--accent); text-decoration: underline; }
.cookie-consent-accept { flex-shrink: 0; }

/* ==========================================================================
   İç sayfalar — breadcrumb, sayfa başlığı, içerik alanı
   ========================================================================== */
.page-main { padding-top: var(--header-h); min-height: 100vh; }
.page-hero {
  padding: var(--space-16) 0;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
}
.page-hero-sm { padding: var(--space-12) 0; }
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-muted);
}
.breadcrumb a { color: var(--accent); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { opacity: 0.5; }
.breadcrumb [aria-current="page"] { color: var(--text); font-weight: 500; }
.page-title {
  margin: 0 0 var(--space-4);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text);
  line-height: var(--leading-tight);
}
.page-lead {
  margin: 0;
  font-size: var(--text-lg);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
  max-width: 40rem;
}

/* İletişim sayfası */
.section-contact { padding: var(--space-24) 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}
.contact-info-title { margin: 0 0 var(--space-2); font-size: var(--text-xl); font-weight: 700; color: var(--text); }
.contact-info-desc { margin: 0 0 var(--space-8); font-size: var(--text-sm); color: var(--text-muted); line-height: var(--leading-relaxed); }
.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list-item {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--border);
}
.contact-list-item:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.contact-list-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}
.contact-list-value {
  font-size: var(--text-base);
  color: var(--text);
  line-height: var(--leading-relaxed);
  font-style: normal;
}
.contact-list-value a { color: var(--accent); }
.contact-list-value a:hover { text-decoration: underline; }
.contact-social {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-6) 0 0;
}
.contact-social-link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}
.contact-social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.contact-form-wrap { background: var(--bg-subtle); padding: var(--space-10); border-radius: var(--radius-lg); border: 1px solid var(--border); }
.contact-form-title { margin: 0 0 var(--space-8); font-size: var(--text-xl); font-weight: 700; color: var(--text); }
.contact-form .form-label {
  display: block;
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text);
}
.contact-form .form-input,
.contact-form .form-select,
.contact-form .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font);
  font-size: var(--text-base);
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: var(--space-6);
  transition: border-color var(--ease);
}
.contact-form .form-input:focus,
.contact-form .form-select:focus,
.contact-form .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.contact-form .form-textarea { resize: vertical; min-height: 120px; }
.contact-form .required { color: var(--accent); }
.contact-form .btn { margin-top: var(--space-4); }

/* Belgeler / Sertifikalar sayfası */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-10);
}
.doc-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: border-color var(--ease), box-shadow var(--ease-out);
}
.doc-card:hover { border-color: var(--accent); box-shadow: var(--shadow-card-hover); }
.doc-card-image {
  aspect-ratio: 3/4;
  background: var(--bg-subtle);
  overflow: hidden;
}
.doc-card-image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.doc-card-body { padding: var(--space-6); }
.doc-card-title { margin: 0 0 var(--space-2); font-size: var(--text-lg); font-weight: 700; color: var(--text); }
.doc-card-desc { margin: 0; font-size: var(--text-sm); color: var(--text-muted); }

/* Çözüm detay sayfası içerik */
.content-body { max-width: 720px; }
.content-body h2 { margin: var(--space-12) 0 var(--space-4); font-size: var(--text-2xl); font-weight: 700; color: var(--text); }
.content-body h3 { margin: var(--space-8) 0 var(--space-3); font-size: var(--text-xl); font-weight: 600; color: var(--text); }
.content-body p { margin: 0 0 var(--space-6); font-size: var(--text-base); color: var(--text-muted); line-height: var(--leading-relaxed); }
.content-body ul { margin: 0 0 var(--space-6); padding-left: 1.5rem; }
.content-body li { margin-bottom: var(--space-2); font-size: var(--text-base); color: var(--text-muted); line-height: var(--leading-relaxed); }
.content-cta { margin-top: var(--space-12); }

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
  .page-hero-sm { padding: var(--space-8) 0; }
}

/* ==========================================================================
   WhatsApp floating — sol alt, scroll ile sabit kalır
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-8);
  left: var(--space-8);
  z-index: 999;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: #25d366;
  color: #fff;
  border-radius: 999px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font);
  transition: transform var(--ease), box-shadow var(--ease);
}
.whatsapp-float:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
  color: #fff;
}
.whatsapp-float-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.whatsapp-float-label {
  white-space: nowrap;
}
@media (max-width: 480px) {
  .whatsapp-float-label { display: none; }
  .whatsapp-float { padding: var(--space-4); bottom: var(--space-6); left: var(--space-6); }
  .whatsapp-float-icon { width: 32px; height: 32px; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .section-tech-grid { grid-template-columns: 1fr; }
  .section-split { grid-template-columns: 1fr; }
  .section-split .section-media { order: -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-stats { grid-template-columns: 1fr; }
  .cta-contact { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .clients-track { animation-duration: 60s; }
  .integrations-strip { gap: var(--space-3); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid-5 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .header-actions { display: none; }
  .nav {
    position: fixed;
    top: var(--header-main-h);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1001;
    min-height: calc(100vh - var(--header-main-h));
    max-height: calc(100vh - var(--header-main-h));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--header-bg);
    padding: var(--space-8);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--ease), opacity var(--ease), visibility var(--ease);
  }
  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav a { display: block; padding: var(--space-2) 0; }
  .nav-item-dropdown { position: static; }
  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    margin-top: var(--space-2);
    margin-bottom: var(--space-2);
    margin-left: var(--space-4);
    padding: var(--space-2) 0;
    min-width: auto;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--header-border);
    background: transparent;
    display: none;
  }
  .nav-item-dropdown.is-open .nav-dropdown { display: block; }
  .nav-dropdown-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .nav-dropdown-trigger .nav-dropdown-arrow {
    display: block;
    transition: transform var(--ease);
  }
  .nav-item-dropdown.is-open .nav-dropdown-trigger .nav-dropdown-arrow {
    transform: rotate(180deg);
  }
  .btn-mobile-menu { display: block; }
  .hero {
    min-height: auto;
    padding: 1.25rem 0 0;
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
  }
  .hero-slider { flex: none; height: 380px; min-height: 380px; }
  .hero-track { height: 380px; }
  .hero-slide { height: 380px; }
  .hero .container { padding-left: 1rem; padding-right: 1rem; max-width: 100%; }
  .tech-cards { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .cta-block-title { font-size: var(--text-2xl); }
  .footer-top-inner { flex-direction: column; gap: var(--space-6); text-align: center; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-col-logo {
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding-bottom: var(--space-8);
  }
  .newsletter-form { flex-direction: column; }
}

@media (max-width: 480px) {
  .section { padding: var(--space-16) 0; }
  .container { padding-left: 1rem; padding-right: 1rem; }
  .cert-grid { grid-template-columns: 1fr; }
  .hero-slider { min-height: 320px; height: 320px; }
  .hero-track { height: 320px; }
  .hero-slide { height: 320px; }
  .hero-title { font-size: 1.25rem; }
  .hero-lead { -webkit-line-clamp: 2; line-clamp: 2; font-size: var(--text-xs); }
  .hero-dots { bottom: 68px; }
  .hero-progress { bottom: 52px; }
  .hero-stats { padding: var(--space-2) 0.5rem var(--space-4); gap: var(--space-2); }
  .hero-stat-value { font-size: var(--text-sm); }
  .hero-stat-label { font-size: 0.6rem; }
}