/* =========================================================
   Seçkinnet — Dark Tech Theme
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  --bg-0: #eef2f9;
  --bg-1: #f7f9fd;
  --bg-2: #ffffff;
  --bg-3: #e4eaf4;
  --line: rgba(18, 24, 46, 0.09);
  --line-strong: rgba(18, 24, 46, 0.16);

  --fg: #12172a;
  --fg-muted: #4c5575;
  --fg-dim: #7a829b;

  /* Overlay tonları — light temada beyaz yerine koyu şeffaflık */
  --overlay-soft: rgba(18, 24, 46, 0.03);
  --overlay: rgba(18, 24, 46, 0.05);
  --overlay-strong: rgba(18, 24, 46, 0.08);

  --brand: #00e0ff;
  --brand-2: #4f7cff;
  --brand-glow: rgba(0, 224, 255, 0.35);
  --accent: #b47bff;

  /* Logo brand color (V2 — kurumsal mavi) */
  --brand-logo: #4f7cff;
  --brand-logo-glow: rgba(79, 124, 255, 0.32);
  --success: #3ddc97;
  --warning: #ffb020;
  --danger: #ff4d6d;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 10px 30px rgba(18, 24, 46, 0.10);
  --shadow-brand: 0 8px 24px rgba(0, 180, 210, 0.18);

  --container: 1200px;
  --ease: cubic-bezier(.2,.6,.2,1);
}

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--fg);
  background: var(--bg-0);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  background-image:
    radial-gradient(1200px 800px at 85% -10%, rgba(79, 124, 255, 0.18), transparent 60%),
    radial-gradient(900px 700px at -10% 10%, rgba(0, 224, 255, 0.14), transparent 60%);
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--brand-2); }
h1, h2, h3, h4 { color: var(--fg); line-height: 1.2; margin: 0 0 .6em; font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; color: var(--fg-muted); }
ul { padding-left: 1.1em; }
code, kbd, pre { font-family: "JetBrains Mono", ui-monospace, Menlo, monospace; }
hr { border: 0; height: 1px; background: var(--line); margin: 3rem 0; }

.container {
  width: min(100% - 2.4rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--brand); color: #000; padding: 10px 16px; z-index: 999;
  font-weight: 600; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Topbar ---------- */
.topbar {
  background: rgba(255,255,255,0.92);
  border-bottom: 1px solid var(--line);
  font-size: .86rem;
  color: var(--fg-muted);
}
.topbar__inner {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; padding: .5rem 0;
}
.topbar i { color: var(--brand); margin-right: .35rem; }
.topbar__left span + span { margin-left: .9rem; }
.topbar .sep { color: var(--fg-dim); }
.topbar__right { display: flex; gap: 1rem; align-items: center; }
.topbar__right a { color: var(--fg-muted); }
.topbar__right a:hover { color: var(--fg); }
.topbar .pill {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #03121a !important; padding: .3rem .8rem;
  border-radius: 999px; font-weight: 600;
}
.topbar .pill i { color: #03121a; }
@media (max-width: 720px) {
  .topbar__left { display: none; }
  .topbar__inner { justify-content: center; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}
.site-header.scrolled { background: rgba(255, 255, 255, 0.95); box-shadow: 0 4px 18px rgba(18,24,46,0.06); }

.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .85rem 0;
}
.brand {
  display: flex; align-items: center; gap: .7rem;
  color: var(--fg); font-weight: 800;
}
.brand:hover { color: var(--fg); }
.brand__mark { display: inline-flex; filter: drop-shadow(0 4px 16px var(--brand-logo-glow)); }
.brand__text strong { font-size: 1.25rem; letter-spacing: -0.01em; }
.brand__text em {
  display: block; font-style: normal; font-weight: 500;
  font-size: .72rem; color: var(--fg-muted); letter-spacing: .04em; text-transform: uppercase;
}
.accent { color: var(--brand-logo); }

.primary-nav { display: flex; align-items: center; gap: 1.4rem; }
.primary-nav ul {
  list-style: none; display: flex; gap: .4rem; padding: 0; margin: 0;
}
.primary-nav a {
  color: var(--fg); padding: .55rem .9rem; border-radius: 10px;
  font-weight: 500; font-size: .96rem;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.primary-nav a:hover { background: var(--overlay); color: var(--brand-2); }
.primary-nav a.active {
  color: var(--brand);
  background: rgba(0, 224, 255, 0.08);
}
.nav-cta { white-space: nowrap; }

.nav-toggle {
  display: none; background: transparent; border: 0;
  width: 42px; height: 42px; border-radius: 10px; cursor: pointer;
  padding: 0; position: relative;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px; margin: 5px auto;
  background: var(--fg); transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-toggle { display: block; }
  .primary-nav {
    position: fixed; inset: 66px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: .6rem;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(14px);
    padding: 1rem 1.2rem 1.5rem;
    border-bottom: 1px solid var(--line);
    transform: translateY(-110%); transition: transform .35s var(--ease);
  }
  .primary-nav.open { transform: translateY(0); }
  .primary-nav ul { flex-direction: column; }
  .primary-nav a { padding: .9rem 1rem; }
  .nav-cta { align-self: flex-start; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 1.4rem; border-radius: 999px; font-weight: 600;
  cursor: pointer; border: 1px solid transparent;
  font-size: .95rem; transition: all .25s var(--ease);
  text-decoration: none; line-height: 1; white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--brand-2), var(--accent));
  color: #ffffff; box-shadow: var(--shadow-brand);
}
.btn--primary:hover { color: #ffffff; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(79, 124, 255, 0.35); }
.btn--ghost {
  background: var(--bg-2);
  color: var(--fg); border-color: var(--line-strong);
}
.btn--ghost:hover { background: var(--overlay); color: var(--fg); border-color: var(--brand-2); }
.btn--outline {
  background: transparent; color: var(--brand-2); border-color: var(--brand-2);
}
.btn--outline:hover { background: var(--brand-2); color: #ffffff; }
.btn--sm { padding: .6rem 1rem; font-size: .88rem; }
.btn--lg { padding: 1rem 1.8rem; font-size: 1rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative; padding: 5rem 0 6rem;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(18,24,46,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18,24,46,0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 40%, transparent 80%);
  opacity: .5;
}
.hero__inner {
  position: relative;
  display: grid; grid-template-columns: 1.1fr .9fr;
  gap: 3rem; align-items: center;
}
@media (max-width: 900px) { .hero__inner { grid-template-columns: 1fr; gap: 2rem; } }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .4rem .9rem; border-radius: 999px;
  background: rgba(0, 224, 255, 0.08);
  border: 1px solid rgba(0, 224, 255, 0.3);
  color: var(--brand);
  font-size: .82rem; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
}
.eyebrow::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand); box-shadow: 0 0 12px var(--brand);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: .6; }
}

.hero h1 { margin-top: 1rem; }
.hero h1 .gradient {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 70%, var(--accent) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p.lead {
  font-size: 1.1rem; color: var(--fg-muted);
  max-width: 560px;
}
.hero__actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 1.6rem; }
.hero__trust {
  margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 1.4rem; color: var(--fg-muted); font-size: .9rem;
}
.hero__trust i { color: var(--success); margin-right: .4rem; }

/* Hero visual */
.hero__visual {
  position: relative; aspect-ratio: 1 / 1; max-width: 520px; margin-left: auto;
}
.hero__orb {
  position: absolute; inset: 0; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(0,224,255,.5), rgba(79,124,255,.3) 45%, transparent 70%);
  filter: blur(10px); animation: float 8s ease-in-out infinite;
}
.hero__panel {
  position: absolute; inset: 12% 8%;
  border-radius: 22px;
  background: linear-gradient(145deg, #ffffff 0%, #f4f7fd 100%);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  padding: 1.4rem; backdrop-filter: blur(12px);
  display: flex; flex-direction: column; gap: .9rem;
}
.hero__panel-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: .82rem; color: var(--fg-dim);
  border-bottom: 1px dashed var(--line); padding-bottom: .7rem;
}
.hero__panel-head .dot { display: inline-block; width: 10px; height: 10px; background: var(--success); border-radius: 50%; margin-right: .4rem; box-shadow: 0 0 10px var(--success); }
.hero__stat {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: .6rem .8rem; border-radius: 10px;
  background: rgba(0, 224, 255, 0.04); border: 1px solid var(--line);
}
.hero__stat b { color: var(--brand); font-family: "JetBrains Mono", monospace; font-size: 1.05rem; }
.hero__stat small { color: var(--fg-muted); font-size: .82rem; }
.hero__bar {
  height: 6px; border-radius: 999px; background: var(--overlay); overflow: hidden;
}
.hero__bar i {
  display: block; height: 100%; width: 78%;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  border-radius: inherit;
  animation: bar 4s ease-in-out infinite alternate;
}
@keyframes bar { 0% { width: 45%; } 100% { width: 92%; } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

@media (max-width: 900px) {
  .hero__visual { max-width: 380px; margin: 0 auto; }
}

/* ---------- Sections ---------- */
section { padding: 5rem 0; position: relative; }
.section-head { max-width: 720px; margin-bottom: 2.8rem; }
.section-head .eyebrow { margin-bottom: .8rem; }
.section-head p { color: var(--fg-muted); }
.section-head--center { margin-inline: auto; text-align: center; }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
}
.stat-card {
  padding: 1.6rem 1.4rem; border-radius: var(--radius);
  background: linear-gradient(145deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.stat-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 36px; height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
}
.stat-card b {
  display: block; font-family: "JetBrains Mono", monospace;
  font-size: clamp(1.8rem, 3vw, 2.4rem); color: var(--fg); font-weight: 700; letter-spacing: -.01em;
}
.stat-card span { color: var(--fg-muted); font-size: .9rem; }
@media (max-width: 700px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Service cards ---------- */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem;
}
@media (max-width: 960px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  position: relative;
  padding: 1.8rem; border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--bg-2) 0%, var(--bg-1) 100%);
  border: 1px solid var(--line);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  overflow: hidden;
}
.service-card::after {
  content: ""; position: absolute; top: -60%; right: -30%; width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(0, 224, 255, 0.22), transparent 60%);
  opacity: 0; transition: opacity .4s var(--ease);
  pointer-events: none;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 224, 255, 0.4);
  box-shadow: var(--shadow-brand);
}
.service-card:hover::after { opacity: 1; }
.service-card__icon {
  width: 52px; height: 52px; display: grid; place-items: center;
  border-radius: 14px; margin-bottom: 1.1rem;
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.16), rgba(79, 124, 255, 0.16));
  color: var(--brand); font-size: 1.35rem;
  border: 1px solid rgba(0, 224, 255, 0.28);
}
.service-card h3 { margin-bottom: .4rem; }
.service-card p { margin: 0; font-size: .95rem; }
.service-card__link {
  display: inline-flex; align-items: center; gap: .4rem;
  margin-top: 1rem; font-weight: 600; font-size: .9rem;
}
.service-card__link i { transition: transform .25s var(--ease); }
.service-card:hover .service-card__link i { transform: translateX(4px); }

/* ---------- Feature/Why section ---------- */
.why {
  background: linear-gradient(180deg, transparent, rgba(79, 124, 255, 0.06));
}
.why__grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center;
}
@media (max-width: 900px) { .why__grid { grid-template-columns: 1fr; } }
.why__features { display: grid; gap: 1rem; }
.feature-row {
  display: flex; gap: 1rem; padding: 1.1rem 1.2rem;
  background: var(--overlay-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: background .2s var(--ease), border-color .2s var(--ease);
}
.feature-row:hover { background: rgba(0, 224, 255, 0.04); border-color: rgba(0, 224, 255, 0.28); }
.feature-row i {
  flex: 0 0 40px; height: 40px;
  display: grid; place-items: center;
  background: rgba(0, 224, 255, 0.12); border-radius: 10px;
  color: var(--brand);
}
.feature-row h4 { margin: 0 0 .25rem; font-size: 1rem; color: var(--fg); }
.feature-row p { margin: 0; font-size: .9rem; }

.why__visual {
  position: relative;
  padding: 2rem; border-radius: var(--radius-lg);
  background:
    radial-gradient(600px 300px at 80% 20%, rgba(79, 124, 255, 0.2), transparent 60%),
    linear-gradient(155deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}
.why__visual .mono-list { font-family: "JetBrains Mono", monospace; font-size: .88rem; color: var(--fg-muted); margin: 0; padding: 0; list-style: none; }
.why__visual .mono-list li { padding: .35rem 0; border-bottom: 1px dashed var(--line); }
.why__visual .mono-list li::before { content: "› "; color: var(--brand); font-weight: 700; }
.why__visual .mono-list li:last-child { border: 0; }

/* ---------- Process steps ---------- */
.process {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem;
  counter-reset: step;
}
@media (max-width: 900px) { .process { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .process { grid-template-columns: 1fr; } }
.process-step {
  padding: 1.8rem 1.4rem; border-radius: var(--radius);
  background: var(--overlay-soft);
  border: 1px solid var(--line);
  position: relative;
}
.process-step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: 1rem; right: 1.2rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 1.2rem; color: var(--brand); opacity: .7;
}
.process-step i {
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 12px; margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.15), rgba(79, 124, 255, 0.15));
  color: var(--brand);
}
.process-step h4 { margin: 0 0 .3rem; color: var(--fg); }
.process-step p { margin: 0; font-size: .92rem; }

/* ---------- Industries ---------- */
.industries {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
}
@media (max-width: 900px) { .industries { grid-template-columns: repeat(2, 1fr); } }
.industry-card {
  padding: 1.2rem; border-radius: var(--radius);
  background: var(--overlay-soft);
  border: 1px solid var(--line);
  display: flex; align-items: center; gap: .8rem;
  transition: all .25s var(--ease);
}
.industry-card:hover { border-color: rgba(0,224,255,.4); transform: translateY(-3px); background: rgba(0, 224, 255, 0.03); }
.industry-card i {
  width: 42px; height: 42px; display: grid; place-items: center;
  background: rgba(0, 224, 255, 0.1); color: var(--brand);
  border-radius: 10px; flex: 0 0 42px;
}
.industry-card span { color: var(--fg); font-weight: 500; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin-inline: auto; }
.faq details {
  padding: 1.2rem 1.4rem; border-radius: var(--radius);
  background: var(--overlay-soft);
  border: 1px solid var(--line);
  margin-bottom: .8rem;
}
.faq details[open] { border-color: rgba(0,224,255,.35); background: rgba(0, 224, 255, 0.03); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  font-weight: 600; color: var(--fg); font-size: 1.02rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-size: 1.3rem; color: var(--brand);
  transition: transform .25s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin-top: .8rem; margin-bottom: 0; }

/* ---------- Page header (inner pages) ---------- */
.page-header {
  padding: 5rem 0 3rem;
  position: relative; overflow: hidden;
}
.page-header::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(800px 400px at 50% -20%, rgba(0, 224, 255, 0.18), transparent 70%);
}
.breadcrumbs { display: flex; gap: .4rem; color: var(--fg-muted); font-size: .88rem; margin-bottom: 1rem; }
.breadcrumbs a { color: var(--fg-muted); }
.breadcrumbs a:hover { color: var(--brand); }
.breadcrumbs i { color: var(--fg-dim); }

/* ---------- Services page ---------- */
.service-full {
  padding: 2rem; border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  margin-bottom: 1.2rem;
  scroll-margin-top: 90px;
}
.service-full__head {
  display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem;
}
.service-full__head .badge {
  font-family: "JetBrains Mono", monospace;
  color: var(--brand); font-size: .85rem; opacity: .7;
}
.service-full h2 { margin: 0; font-size: 1.6rem; }
.service-full ul { color: var(--fg-muted); }
.service-full ul li { margin-bottom: .4rem; }

/* ---------- Contact / Form ---------- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 2rem;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info {
  padding: 2rem; border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
}
.contact-info__row {
  display: flex; gap: 1rem; padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
.contact-info__row:last-child { border: 0; }
.contact-info__row i {
  flex: 0 0 42px; height: 42px; display: grid; place-items: center;
  background: rgba(0, 224, 255, 0.12); color: var(--brand);
  border-radius: 10px;
}
.contact-info__row h4 { margin: 0 0 .15rem; font-size: .98rem; }
.contact-info__row span, .contact-info__row a { color: var(--fg-muted); font-size: .94rem; }
.contact-info__row a:hover { color: var(--brand); }

.form-card {
  padding: 2rem; border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
}
.form-card h2 { margin-bottom: .4rem; }
.form-card p.lead { margin-bottom: 1.4rem; color: var(--fg-muted); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: .88rem; color: var(--fg-muted); margin-bottom: .4rem; font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: .85rem 1rem; border-radius: 10px;
  background: var(--bg-2);
  border: 1px solid var(--line-strong); color: var(--fg);
  font-family: inherit; font-size: 1rem;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: 0; border-color: var(--brand);
  background: rgba(0, 224, 255, 0.04);
  box-shadow: 0 0 0 3px rgba(0, 224, 255, 0.15);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.alert {
  padding: 1rem 1.2rem; border-radius: 10px; margin-bottom: 1rem;
  border: 1px solid var(--line); font-size: .94rem;
}
.alert--success { background: rgba(61, 220, 151, 0.12); border-color: rgba(61, 220, 151, 0.35); color: #1a7d54; }
.alert--error   { background: rgba(255, 77, 109, 0.10); border-color: rgba(255, 77, 109, 0.35); color: #b01a3a; }

/* ---------- CTA Band ---------- */
.cta-band {
  margin: 2rem auto 3rem;
  width: min(100% - 2.4rem, var(--container));
  background:
    radial-gradient(500px 260px at 90% 20%, rgba(79,124,255,.14), transparent 70%),
    linear-gradient(135deg, #eef3ff, #f5efff);
  border: 1px solid rgba(79,124,255,.22);
  border-radius: var(--radius-lg);
  padding: 2.4rem;
  display: grid;
}
.cta-band__inner {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1.4rem; flex-wrap: wrap;
}
.cta-band h2 { margin: 0 0 .4rem; font-size: clamp(1.4rem, 2.5vw, 2rem); }
.cta-band p { margin: 0; color: var(--fg-muted); }
.cta-band__actions { display: flex; gap: .8rem; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 3rem;
  padding-top: 4rem;
  background: linear-gradient(180deg, transparent, var(--bg-0) 100%), var(--bg-1);
  border-top: 1px solid var(--line);
}
.footer__grid {
  display: grid; grid-template-columns: 1.3fr .7fr .9fr 1.1fr; gap: 2rem;
  padding-bottom: 3rem;
}
@media (max-width: 900px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__col h3 {
  font-size: 1rem; color: var(--fg); margin-bottom: 1rem;
  position: relative; padding-bottom: .5rem;
}
.footer__col h3::after {
  content: ""; position: absolute; bottom: 0; left: 0;
  width: 30px; height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
}
.footer__brand p { color: var(--fg-muted); font-size: .92rem; margin-top: .8rem; }
.brand--footer .brand__text strong { color: var(--fg); }
.footer__social { display: flex; gap: .5rem; margin-top: 1rem; }
.footer__social a {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--overlay-soft); color: var(--fg-muted);
  border: 1px solid var(--line);
  transition: all .2s var(--ease);
}
.footer__social a:hover {
  background: linear-gradient(135deg, var(--brand-2), var(--accent));
  color: #ffffff; border-color: transparent; transform: translateY(-2px);
}
.footer__links { list-style: none; padding: 0; margin: 0; }
.footer__links li { margin-bottom: .6rem; }
.footer__links a { color: var(--fg-muted); font-size: .92rem; }
.footer__links a:hover { color: var(--brand); padding-left: 4px; }
.footer__contact { list-style: none; padding: 0; margin: 0; }
.footer__contact li { display: flex; gap: .7rem; margin-bottom: .8rem; color: var(--fg-muted); font-size: .92rem; }
.footer__contact i { color: var(--brand); flex: 0 0 18px; margin-top: 4px; }
.footer__contact a { color: var(--fg-muted); }
.footer__contact a:hover { color: var(--brand); }

.footer__bottom { border-top: 1px solid var(--line); padding: 1.2rem 0; }
.footer__bottom-inner {
  display: flex; justify-content: space-between; gap: 1rem;
  color: var(--fg-dim); flex-wrap: wrap;
}

/* ---------- WhatsApp FAB ---------- */
.whatsapp-fab {
  position: fixed; bottom: 20px; right: 20px; z-index: 40;
  width: 54px; height: 54px; border-radius: 50%;
  display: grid; place-items: center; color: var(--fg);
  background: #25d366; box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
  font-size: 1.7rem; transition: transform .25s var(--ease);
}
.whatsapp-fab:hover { transform: scale(1.08); color: var(--fg); }
.whatsapp-fab::before {
  content: ""; position: absolute; inset: -6px; border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.5);
  animation: ring 2s infinite;
}
@keyframes ring {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.45); opacity: 0; }
}

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: .8rem; }
.mt-2 { margin-top: 1.6rem; }
.mb-0 { margin-bottom: 0; }

/* Fade-in animations */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Blog: category chips ---------- */
.category-chips {
  display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem;
}
.chip {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .55rem 1rem; border-radius: 999px;
  background: var(--overlay-soft);
  border: 1px solid var(--line);
  color: var(--fg-muted); font-size: .9rem; font-weight: 500;
  transition: all .2s var(--ease);
}
.chip:hover { color: var(--fg); border-color: var(--line-strong); background: var(--overlay); }
.chip small { color: var(--fg-dim); font-weight: 400; }
.chip--active {
  background: linear-gradient(135deg, rgba(0,224,255,.15), rgba(79,124,255,.15));
  color: var(--brand); border-color: rgba(0, 224, 255, 0.4);
}
.chip--active small { color: var(--brand); }

/* ---------- Blog: grid ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}
@media (max-width: 960px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } }

.post-card {
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  display: flex; flex-direction: column;
}
.post-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 224, 255, 0.35);
  box-shadow: var(--shadow-brand);
}
.post-card__link { color: inherit; display: flex; flex-direction: column; height: 100%; }
.post-card__link:hover { color: inherit; }
.post-card__cover {
  position: relative;
  aspect-ratio: 16 / 9;
  display: grid; place-items: center;
  background:
    radial-gradient(500px 200px at 80% 20%, rgba(0,224,255,.25), transparent 60%),
    linear-gradient(135deg, #101a3a, #1a1240);
  color: var(--brand);
  font-size: 3.4rem;
  overflow: hidden;
}
.post-card__cover::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--overlay-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--overlay-soft) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: .8;
}
.post-card__tag {
  position: absolute; top: 1rem; left: 1rem;
  padding: .3rem .7rem; border-radius: 999px;
  font-size: .78rem; font-weight: 600; letter-spacing: .03em; text-transform: uppercase;
  background: rgba(7, 11, 22, 0.75);
  border: 1px solid var(--line-strong);
  color: var(--fg);
  backdrop-filter: blur(6px);
}
.post-card__body { padding: 1.4rem 1.5rem 1.6rem; display: flex; flex-direction: column; gap: .8rem; flex: 1; }
.post-card__title { font-size: 1.18rem; color: var(--fg); margin: 0; line-height: 1.35; }
.post-card__excerpt { color: var(--fg-muted); font-size: .95rem; margin: 0; flex: 1; }
.post-card__meta {
  display: flex; gap: 1.1rem; color: var(--fg-dim); font-size: .82rem;
  padding-top: .8rem; border-top: 1px solid var(--line);
}
.post-card__meta i { color: var(--brand); margin-right: .25rem; }

/* Featured (first) card */
.post-card--feat {
  grid-column: span 2;
}
.post-card--feat .post-card__cover { aspect-ratio: 21 / 9; font-size: 4.2rem; }
.post-card--feat .post-card__title { font-size: 1.5rem; }
@media (max-width: 960px) { .post-card--feat { grid-column: span 2; } }
@media (max-width: 640px) { .post-card--feat { grid-column: span 1; } }

/* Accent renk varyantları — post cover (kart kapağı) koyu kalır; post-header light */
.accent--cyan   .post-card__cover { background: radial-gradient(500px 260px at 80% 20%, rgba(0,224,255,.45), transparent 65%), linear-gradient(135deg, #0a1836, #0e1a4a); }
.accent--violet .post-card__cover { background: radial-gradient(500px 260px at 80% 20%, rgba(180,123,255,.45), transparent 65%), linear-gradient(135deg, #1b0f3a, #2a1055); }
.accent--green  .post-card__cover { background: radial-gradient(500px 260px at 80% 20%, rgba(61,220,151,.35), transparent 65%), linear-gradient(135deg, #0c2a24, #103a2e); }
.accent--orange .post-card__cover { background: radial-gradient(500px 260px at 80% 20%, rgba(255,176,32,.35), transparent 65%), linear-gradient(135deg, #2a1508, #3e1e0a); }

/* Post-header (yazı detay üst bloğu) — light pastel */
.post-header.accent--cyan   { background: radial-gradient(600px 300px at 80% 20%, rgba(0,180,210,.18), transparent 70%), linear-gradient(135deg, #f4fbff, #e6f2ff); }
.post-header.accent--violet { background: radial-gradient(600px 300px at 80% 20%, rgba(180,123,255,.18), transparent 70%), linear-gradient(135deg, #f8f4ff, #efe6ff); }
.post-header.accent--green  { background: radial-gradient(600px 300px at 80% 20%, rgba(61,180,130,.18), transparent 70%), linear-gradient(135deg, #f1fcf6, #e3f7ec); }
.post-header.accent--orange { background: radial-gradient(600px 300px at 80% 20%, rgba(255,160,60,.20), transparent 70%), linear-gradient(135deg, #fff8ee, #ffeeda); }

/* ---------- Blog: single post ---------- */
.post-header { padding-bottom: 2.4rem; }
.post-header .eyebrow i { margin-right: .3rem; }
.post-title { font-size: clamp(1.8rem, 3.6vw, 2.7rem); max-width: 900px; }
.post-meta {
  display: flex; gap: 1.4rem; color: var(--fg-muted); font-size: .92rem;
  margin-top: 1rem; flex-wrap: wrap;
}
.post-meta i { color: var(--brand); margin-right: .35rem; }

.post-section { padding: 2rem 0 4rem; }
.post-layout {
  display: grid; grid-template-columns: minmax(0, 1fr) 320px;
  gap: 3rem; align-items: start;
}
@media (max-width: 960px) { .post-layout { grid-template-columns: 1fr; gap: 2rem; } }

/* Prose (yazı gövdesi) */
.prose {
  color: var(--fg-muted); line-height: 1.8; font-size: 1.02rem;
}
.prose h2 {
  margin-top: 2.4rem; font-size: 1.5rem; color: var(--fg);
  padding-top: 1.4rem; border-top: 1px solid var(--line);
}
.prose h3 { margin-top: 1.8rem; font-size: 1.2rem; color: var(--fg); }
.prose p { margin: 0 0 1.1em; }
.prose p.lead {
  font-size: 1.12rem; color: var(--fg);
  padding: 1.1rem 1.3rem; border-radius: 12px;
  background: rgba(0, 224, 255, 0.06);
  border-left: 3px solid var(--brand);
  margin-bottom: 1.8em;
}
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .4em; }
.prose li::marker { color: var(--brand); }
.prose strong { color: var(--fg); }
.prose em { color: var(--fg); font-style: italic; }
.prose a { border-bottom: 1px solid rgba(0, 224, 255, 0.4); }
.prose a:hover { border-color: var(--brand); }
.prose code {
  font-family: "JetBrains Mono", monospace; font-size: .9em;
  background: rgba(79, 124, 255, 0.10); color: #2546a8;
  padding: .12em .4em; border-radius: 5px;
}
.prose pre {
  background: #0f172a; padding: 1.2rem 1.4rem;
  border-radius: 12px; border: 1px solid var(--line);
  overflow-x: auto; font-size: .88rem; line-height: 1.6;
  margin: 1.2rem 0 1.8rem;
}
.prose pre code {
  background: transparent; padding: 0; color: #d4e3ff;
}
.prose table {
  width: 100%; border-collapse: collapse; margin: 1.2rem 0 1.8rem;
  font-size: .94rem;
}
.prose th, .prose td {
  padding: .65rem .85rem; text-align: left;
  border-bottom: 1px solid var(--line);
}
.prose th { color: var(--fg); font-weight: 600; background: var(--overlay-soft); }
.prose blockquote {
  margin: 1.4rem 0; padding: .8rem 1.2rem;
  border-left: 3px solid var(--accent);
  background: rgba(180, 123, 255, 0.06);
  color: var(--fg); font-style: italic;
  border-radius: 0 10px 10px 0;
}

/* Paylaş */
.post-share {
  display: flex; align-items: center; gap: .6rem;
  padding: 1.2rem 0; margin-top: 2.4rem;
  border-top: 1px solid var(--line);
  color: var(--fg-muted); font-size: .92rem;
}
.post-share a {
  width: 38px; height: 38px; display: grid; place-items: center;
  background: var(--overlay-soft); color: var(--fg-muted);
  border: 1px solid var(--line); border-radius: 10px;
  transition: all .2s var(--ease);
}
.post-share a:hover {
  background: linear-gradient(135deg, var(--brand-2), var(--accent));
  color: #ffffff; border-color: transparent; transform: translateY(-2px);
}

/* Prev/next pager */
.post-pager {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  margin-top: 1.4rem;
}
@media (max-width: 640px) { .post-pager { grid-template-columns: 1fr; } }
.post-pager__item {
  display: flex; flex-direction: column; gap: .3rem;
  padding: 1.1rem 1.3rem; border-radius: var(--radius);
  background: var(--overlay-soft); border: 1px solid var(--line);
  color: var(--fg); transition: all .2s var(--ease);
}
.post-pager__item:hover { border-color: rgba(0,224,255,.35); background: rgba(0, 224, 255, 0.04); color: var(--fg); }
.post-pager__item small { color: var(--brand); font-size: .82rem; }
.post-pager__item strong { color: var(--fg); font-size: 1rem; }
.post-pager__next { text-align: right; }

/* Aside */
.post-aside { display: grid; gap: 1rem; position: sticky; top: 90px; }
@media (max-width: 960px) { .post-aside { position: static; } }
.post-aside__card {
  padding: 1.4rem 1.5rem; border-radius: var(--radius);
  background: linear-gradient(155deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
}
.post-aside__card h3 {
  font-size: 1rem; margin-bottom: .8rem; padding-bottom: .6rem;
  border-bottom: 1px solid var(--line);
}
.post-aside__cta { background: linear-gradient(135deg, rgba(0,224,255,.1), rgba(79,124,255,.1)); border-color: rgba(0,224,255,.3); }

.related-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.related-list a {
  display: flex; gap: .8rem; color: var(--fg);
  padding: .6rem; border-radius: 10px;
  transition: background .2s var(--ease);
}
.related-list a:hover { background: var(--overlay-soft); color: var(--fg); }
.related-list i {
  flex: 0 0 36px; height: 36px; display: grid; place-items: center;
  background: rgba(0,224,255,.1); color: var(--brand);
  border-radius: 8px;
}
.related-list strong { display: block; color: var(--fg); font-size: .92rem; line-height: 1.35; }
.related-list small { color: var(--fg-dim); font-size: .8rem; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; scroll-behavior: auto !important;
  }
}

/* =====================================================
   Lang switcher (flag-based)
   ===================================================== */
.lang-switcher {
  position: relative;
  margin-left: .6rem;
}
.lang-switcher__toggle {
  display: inline-flex; align-items: center; gap: .45rem;
  background: var(--overlay-soft);
  border: 1px solid var(--line);
  color: var(--fg);
  padding: .42rem .7rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1;
  transition: all .2s var(--ease);
}
.lang-switcher__toggle:hover {
  border-color: rgba(79,124,255,.45);
  background: rgba(79,124,255,.08);
  color: var(--fg);
}
.lang-switcher__toggle i { font-size: .72rem; opacity: .7; transition: transform .2s var(--ease); }
.lang-switcher__toggle[aria-expanded="true"] i { transform: rotate(180deg); }
.lang-switcher__code { letter-spacing: .04em; }

.lang-switcher__menu {
  position: absolute; top: calc(100% + .5rem); right: 0;
  list-style: none; margin: 0; padding: .35rem;
  min-width: 180px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 36px rgba(18,24,46,.12), 0 0 0 1px var(--line) inset;
  opacity: 0; visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
  z-index: 40;
}
.lang-switcher.is-open .lang-switcher__menu,
.lang-switcher:focus-within .lang-switcher__menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.lang-switcher__item {
  display: flex; align-items: center; gap: .6rem;
  padding: .5rem .7rem;
  border-radius: 10px;
  color: var(--fg);
  font-size: .9rem;
  text-decoration: none;
  transition: background .15s var(--ease), color .15s var(--ease);
}
.lang-switcher__item:hover {
  background: rgba(79,124,255,.09);
  color: var(--fg);
}
.lang-switcher__item.is-active {
  background: rgba(79,124,255,.14);
  color: var(--fg);
  font-weight: 600;
}
.lang-switcher__item.is-active::after {
  content: "\f00c"; /* fa-check */
  font-family: "Font Awesome 6 Free"; font-weight: 900;
  margin-left: auto; font-size: .72rem; color: var(--brand-logo, #4f7cff);
}

/* Circular flag */
.flag {
  width: 20px; height: 20px;
  border-radius: 50%;
  flex: 0 0 20px;
  box-shadow: 0 0 0 1px var(--overlay-strong) inset;
  display: inline-block;
  vertical-align: middle;
}
.lang-switcher__toggle .flag { width: 18px; height: 18px; flex-basis: 18px; }

/* Mobile: switcher, mobil menüde tam genişlik listesi olarak görünsün */
@media (max-width: 960px) {
  .lang-switcher {
    order: 2;
    margin: .6rem 0 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: stretch;
  }
  .lang-switcher__toggle { display: none; }
  .lang-switcher__menu {
    position: static;
    opacity: 1; visibility: visible; transform: none;
    box-shadow: none; background: transparent; border: 0;
    padding: 0;
    display: flex; flex-wrap: wrap; gap: .3rem;
    min-width: 0;
  }
  .lang-switcher__item { padding: .5rem .8rem; border: 1px solid var(--line); }
}

/* Blog non-TR language notice */
.blog-lang-notice {
  display: flex; align-items: center; gap: .6rem;
  margin: 1rem 0 1.6rem;
  padding: .75rem 1rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(79,124,255,.10), rgba(0,224,255,.06));
  border: 1px solid rgba(79,124,255,.25);
  color: var(--fg);
  font-size: .92rem;
}
.blog-lang-notice i { color: var(--brand-logo, #4f7cff); }