:root {
  --bg: #f7fafc;
  --surface: #ffffff;
  --surface-2: #edf2f7;
  --text: #152033;
  --muted: #5d6b82;
  --line: #d8e1ec;
  --primary: #0f8b6d;
  --primary-2: #0a6c55;
  --accent: #93f5cf;
  --shadow: 0 10px 24px rgba(16, 24, 40, 0.06);
}

:root[data-theme="dark"] {
  --bg: #09111d;
  --surface: #0f1828;
  --surface-2: #111f34;
  --text: #e8eef8;
  --muted: #9eb0c9;
  --line: #1d2a41;
  --primary: #27c995;
  --primary-2: #1eb181;
  --accent: rgba(39, 201, 149, 0.22);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
}
/* Footer Copyright Alanı */
.footer-copyright {
  text-align: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
  color: var(--muted);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background: radial-gradient(circle at top right, var(--accent), transparent 20%), var(--bg);
  color: var(--text);
  line-height: 1.65;
}
body.nav-open { overflow: hidden; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }
.section { padding: 5rem 0; }
.alt-section { background: color-mix(in srgb, var(--surface) 88%, transparent); }
.muted-band { padding: 1.35rem 0; border-block: 1px solid var(--line); background: color-mix(in srgb, var(--surface) 82%, transparent); }
.skip-link {
  position: absolute; left: -9999px; top: auto;
}
.skip-link:focus {
  left: 1rem; top: 1rem; background: var(--surface); border: 1px solid var(--line); padding: .75rem 1rem; z-index: 20;
}
.site-header {
  position: sticky; top: 0; z-index: 10;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  border-bottom: 1px solid var(--line);
}
.compact-header { position: static; }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 74px; }
.brand { display: inline-flex; align-items: center; gap: .8rem; }
.nav {
  position: relative;
  flex: 1;
  display: flex;
  justify-content: center;
}
.brand-mark {
  width: 2.9rem; height: 2.9rem; border-radius: 16px; display: grid; place-items: center;
  background: linear-gradient(145deg, var(--primary), var(--primary-2)); color: white; font-weight: 800; box-shadow: var(--shadow);
}
.brand-text { display: grid; gap: .1rem; }
.brand-text small { color: var(--muted); font-size: .76rem; }
.nav ul { display: flex; gap: 1rem; list-style: none; margin: 0; padding: 0; }
.nav a { color: var(--muted); font-size: .92rem; }
.nav a:hover, .nav a:focus-visible { color: var(--text); }
.nav-toggle { display: none; }
.nav-backdrop {
  display: none;
  border: 0;
  padding: 0;
  background: rgba(9, 17, 29, 0.32);
}
.theme-toggle, .nav-toggle, .btn {
  border: 1px solid var(--line); background: var(--surface); color: var(--text);
  cursor: pointer; font: inherit; transition: .2s ease;
}
.theme-toggle, .nav-toggle {
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 999px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.theme-toggle-icon {
  font-size: 1.05rem;
  line-height: 1;
}
.nav-toggle-box {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: .22rem;
}
.nav-toggle-line {
  display: block;
  width: 1rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}
.btn {
  border-radius: 999px; padding: .9rem 1.1rem;
}
.theme-toggle:hover, .nav-toggle:hover, .btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(145deg, var(--primary), var(--primary-2)); color: white; border-color: transparent; }
.btn-secondary { background: var(--surface); }
.hero-grid, .split-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 2rem; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem; padding: .45rem .75rem;
  border-radius: 999px; background: color-mix(in srgb, var(--surface) 72%, transparent); border: 1px solid var(--line);
  color: var(--muted); font-size: .82rem;
}
.hero h1, .section-head h2, .split-grid h2, .cta-box h2, .prose h1 { line-height: 1.12; letter-spacing: -0.03em; margin: 1rem 0; }
.hero h1 { font-size: clamp(2rem, 4vw, 4rem); max-width: 11ch; }
.lead, .section-head p, .split-grid p, .cta-box p { color: var(--muted); max-width: 65ch; }
.cta-row, .cookie-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.5rem; }
.trust-list {
  list-style: none; padding: 0; margin: 1.4rem 0 0; display: flex; flex-wrap: wrap; gap: .8rem;
}
.trust-list li, .about-box li {
  background: color-mix(in srgb, var(--surface) 75%, transparent); border: 1px solid var(--line);
  padding: .75rem .95rem; border-radius: 14px; color: var(--muted);
}
.hero-card {
  position: relative; overflow: hidden; border-radius: 28px; padding: 1.3rem; border: 1px solid var(--line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 90%, transparent), color-mix(in srgb, var(--surface-2) 90%, transparent));
  box-shadow: var(--shadow);
}
.metric-card {
  border-radius: 20px; padding: 1.2rem; background: color-mix(in srgb, var(--surface) 88%, transparent); border: 1px solid var(--line);
}
.metric-card span { display: block; color: var(--muted); margin-bottom: .5rem; }
.metric-card strong { font-size: 1.2rem; line-height: 1.3; display: block; }
.mini-panels { display: grid; gap: 1rem; margin-top: 1rem; }
.mini-panels article {
  border: 1px solid var(--line); border-radius: 18px; padding: 1rem; background: color-mix(in srgb, var(--surface) 88%, transparent);
}
.mini-panels h2 { font-size: 1rem; margin: 0 0 .45rem; }
.mini-panels p { margin: 0; color: var(--muted); }
.orb {
 position: absolute; width: 14rem; height: 14rem; border-radius: 50%; filter: blur(18px); opacity: .35; pointer-events: none;
 }
.orb-1 { top: -5rem; right: -4rem; background: color-mix(in srgb, var(--primary) 46%, transparent); }
.orb-2 { bottom: -6rem; left: -6rem; background: color-mix(in srgb, var(--accent) 66%, transparent); }
.stat-grid, .service-grid, .reference-grid, .timeline, .footer-grid { display: grid; gap: 1rem; }
.stat-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
.stat-grid article {
  border: 1px solid var(--line); border-radius: 18px; padding: 1rem; background: color-mix(in srgb, var(--surface) 84%, transparent);
}
.stat-grid strong { display: block; font-size: 1.1rem; }
.stat-grid span { color: var(--muted); font-size: .9rem; }
.section-head { max-width: 52rem; margin-bottom: 1.8rem; }
.service-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
.card, .feature-list article, .timeline-item, .ref-card, .about-box, .faq-list details, .cta-box {
  background: color-mix(in srgb, var(--surface) 88%, transparent); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.card, .feature-list article, .timeline-item, .about-box { padding: 1.2rem; border-radius: 22px; }
.card h3, .feature-list h3, .timeline-item h3 { margin-top: 0; }
.card p, .feature-list p, .timeline-item p, .ref-card { color: var(--muted); }
.feature-list { display: grid; gap: 1rem; }
.timeline { grid-template-columns: repeat(4, minmax(0,1fr)); }
.timeline-item span {
  display: inline-grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 50%;
  background: linear-gradient(145deg, var(--primary), var(--primary-2)); color: white; margin-bottom: .9rem;
}
.reference-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
.long-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.ref-card {
  border-radius: 18px; padding: 1rem; min-height: 76px; display: flex; align-items: center; justify-content: center;
  text-align: center; transition: transform .2s ease, border-color .2s ease;
}
.ref-card:hover { transform: translateY(-2px); border-color: var(--primary); }
.section-cta { margin-top: 1.3rem; }
.about-box ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.faq-list { display: grid; gap: .85rem; }
.faq-list details { border-radius: 18px; padding: 1rem 1.1rem; }
.faq-list summary { cursor: pointer; font-weight: 700; }
.faq-list p { color: var(--muted); margin: .85rem 0 0; }
.cta-section { padding-top: 1rem; }
.cta-box {
  display: flex; justify-content: space-between; align-items: center; gap: 2rem; border-radius: 28px; padding: 1.6rem;
}
.cta-actions { display: grid; gap: .8rem; }
.text-link { color: var(--primary); font-weight: 700; }
.site-footer {
  border-top: 1px solid var(--line); padding: 2rem 0 3rem; background: color-mix(in srgb, var(--surface) 65%, transparent);
}
.footer-grid { grid-template-columns: 1.1fr .8fr 1fr; align-items: start; }
.site-footer p, .site-footer a { color: var(--muted); }
.footer-links { display: grid; gap: .45rem; }
.cookie-banner {
  position: fixed; left: 50%; bottom: 1rem; transform: translateX(-50%); width: min(900px, calc(100% - 2rem));
  display: flex; justify-content: space-between; gap: 1rem; align-items: center; z-index: 20;
  padding: 1rem; border-radius: 24px; background: color-mix(in srgb, var(--surface) 94%, transparent); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.cookie-banner p { margin: .4rem 0 0; color: var(--muted); }
.cookie-banner[hidden] { display: none !important; }
.prose { max-width: 860px; }
.prose h2 { margin-top: 2rem; }
.prose p, .legal p { color: var(--muted); }

@media (max-width: 980px) {
  .hero-grid, .split-grid, .cta-box, .footer-grid, .timeline, .service-grid, .reference-grid, .long-grid, .stat-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav {
    flex: 0 0 auto;
    justify-content: flex-end;
    margin-left: auto;
  }
  .nav-toggle { display: inline-flex; }
  .nav-backdrop {
    position: fixed;
    inset: 74px 0 0;
    z-index: 19;
    opacity: 0;
    pointer-events: none;
  }
  .site-header[data-nav-open="true"] .nav-backdrop {
    display: block;
    opacity: 1;
    pointer-events: auto;
  }
  #nav-list {
    position: absolute;
    top: calc(100% + .75rem);
    right: 0;
    left: auto;
    width: min(320px, calc(100vw - 2rem));
    margin: 0;
    display: none;
    flex-direction: column;
    gap: .25rem;
    padding: .85rem;
    border-radius: 20px;
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    z-index: 30;
  }
  #nav-list.open,
  .site-header[data-nav-open="true"] #nav-list { display: flex; }
  #nav-list a {
    display: block;
    padding: .8rem .9rem;
    border-radius: 14px;
  }
  #nav-list a:hover,
  #nav-list a:focus-visible {
    background: color-mix(in srgb, var(--surface-2) 82%, transparent);
  }
}

@media (max-width: 720px) {
  .section { padding: 3.6rem 0; }
  .hero-grid, .split-grid, .cta-box, .footer-grid, .timeline, .service-grid, .reference-grid, .long-grid, .stat-grid {
    grid-template-columns: 1fr;
  }
  .nav-wrap {
    flex-wrap: nowrap;
    gap: .6rem;
    min-height: 68px;
  }
  .brand svg {
    width: 138px;
    height: auto;
  }
  .cookie-banner { flex-direction: column; align-items: start; }
  .orb { display: none; }
}
/* Header İyileştirmeleri */

#nav-list {

  gap: 1.5rem;
}
.theme-toggle {
  margin-left: auto; /* Temayı sağa yaslar */
  padding: 0.5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  cursor: pointer;
  transition: all 0.3s ease;
}
.theme-toggle:hover {
  background: var(--primary);
  color: #fff;
}
@media (max-width: 980px) {
  .theme-toggle { margin-left: 1rem; }
}
@media (min-width: 981px) {
  #nav-list {
    display: flex !important;
    position: static;
    width: auto;
    margin: 0;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
 }
}
/* Floating WhatsApp İkonu Güncellemesi */
.floating-wa {
  position: fixed !important;
  bottom: 20px !important;
  right: 15px !important;
  width: 55px !important;
  height: 55px !important;
  background-color: #25D366 !important;
  border-radius: 50px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  z-index: 999999 !important; 
  animation: float-wa 3s ease-in-out infinite;
  box-shadow: 0 6px 16px rgba(0,0,0,0.18);
  transition: background-color 0.2s ease, transform 0.2s ease;
  visibility: visible !important;
  opacity: 1 !important;
}
.floating-wa:hover {
  background-color: #128C7E !important;
  transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}
@media (max-width: 980px) {
  .theme-toggle {
    margin-left: 0;
  }
}