/* ============================================================
   AydnTech — Premium katman (style.css'in ÜSTÜNE yüklenir).
   Apple / Vercel / Linear estetiği: yakın-siyah zemin, cam
   yüzeyler, metalik aksan, geniş boşluk, ipeksi reveal.
   Mevcut yapıyı kırmaz: değişkenleri ve sınıfları ezer.
   ============================================================ */

:root {
  --bg: #0a0a0b;
  --bg-2: #0e0e11;
  --panel: rgba(255, 255, 255, 0.035);
  --panel-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --cyan: #2dd4ff;
  --blue: #4f7bff;
  --text: #ededf0;
  --muted: #8a8f98;
  --grad: linear-gradient(100deg, #4f7bff 0%, #2dd4ff 100%);
  --radius: 20px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- Zemin: yakın-siyah + üstte yumuşak ışık + ince film greni ---- */
body {
  background: #0a0a0b;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 50% -10%, rgba(79, 123, 255, 0.18), transparent 70%),
    radial-gradient(40% 40% at 85% 10%, rgba(45, 212, 255, 0.1), transparent 70%),
    #0a0a0b;
}
/* Çok ince gren — banding'i kırar, premium doku verir */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.bg-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, #000 20%, transparent 75%);
}

/* ---- Tipografi: büyük, sıkı, display ---- */
.hero__title {
  font-family: "Exo 2", "Inter", sans-serif;
  font-size: clamp(2.7rem, 6.2vw, 5.4rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 800;
}
.section__head h2 {
  font-size: clamp(2rem, 4.2vw, 3.3rem);
  letter-spacing: -0.03em;
  line-height: 1.08;
}
.hero__text,
.section__head p {
  color: var(--muted);
  font-size: clamp(1.02rem, 1.3vw, 1.18rem);
  line-height: 1.7;
  max-width: 54ch;
}
.eyebrow {
  color: var(--cyan);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 600;
}
.grad {
  background: linear-gradient(100deg, #7aa2ff 0%, #2dd4ff 60%, #a9ecff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---- Geniş boşluk: nefes alan bölümler ---- */
.section {
  padding-block: clamp(5.5rem, 11vh, 9rem);
}
.hero {
  padding-top: clamp(7rem, 14vh, 11rem);
  padding-bottom: clamp(4rem, 8vh, 7rem);
}
.section__head {
  margin-bottom: clamp(2.5rem, 5vh, 4rem);
}

/* ---- Nav: cam / glassmorphism ---- */
.nav {
  background: rgba(10, 10, 11, 0.55);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(10, 10, 11, 0.78);
  border-bottom: 1px solid var(--border);
}

/* ---- Butonlar ---- */
.btn {
  border-radius: 999px;
  padding: 0.85rem 1.6rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  background: var(--grad);
  color: #04070f;
  box-shadow: 0 8px 30px -8px rgba(79, 123, 255, 0.55);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), filter 0.3s var(--ease);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px -8px rgba(45, 212, 255, 0.6);
  filter: brightness(1.05);
}
.btn--ghost {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(8px);
  box-shadow: none;
}
.btn--ghost:hover {
  background: var(--panel-2);
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(45, 212, 255, 0.25), 0 10px 30px -12px rgba(45, 212, 255, 0.4);
}

/* ---- Hero görsel çerçevesi: gradient ring + glow ---- */
.hero__visual .frame,
.frame {
  position: relative;
  border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(140deg, rgba(79, 123, 255, 0.5), rgba(45, 212, 255, 0.15) 40%, transparent 70%);
  overflow: hidden;
}
.frame::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle, rgba(45, 212, 255, 0.18), transparent 60%);
  z-index: -1;
}
.frame img {
  border-radius: calc(var(--radius) - 1px);
}

/* ---- İstatistik sayaçları ---- */
.stats strong {
  font-family: "Exo 2", sans-serif;
  font-size: clamp(2rem, 3vw, 2.6rem);
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, #fff, #9fb6ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stats span {
  color: var(--muted);
}

/* ---- Kartlar: cam yüzey, kenar parıltısı, yumuşak hover ---- */
.card,
.cards > * {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.card:hover,
.cards > *:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--panel-2);
}
/* mousemove tilt için ışık izi (main.js --mx/--my verirse) */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 0%), rgba(45, 212, 255, 0.14), transparent 60%);
  pointer-events: none;
}
.card:hover::before { opacity: 1; }

/* ---- Süreç adımları ---- */
.process li {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.process li:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}
.process li strong {
  letter-spacing: -0.02em;
}

/* ---- CTA band: cam + gradient kenar ---- */
.cta {
  background:
    linear-gradient(180deg, rgba(79, 123, 255, 0.1), rgba(45, 212, 255, 0.04)),
    var(--panel);
  border: 1px solid var(--border-strong);
  border-radius: calc(var(--radius) + 6px);
  backdrop-filter: blur(16px);
}

/* ---- Footer ---- */
.footer {
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
}

/* ---- Reveal: ipeksi, hafif stagger ---- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  will-change: opacity, transform;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  html { scroll-behavior: auto; }
  .btn:hover, .card:hover, .process li:hover { transform: none; }
}

/* ---- Mobil: yeniden kurgulanmış akış, ezilme yok ---- */
@media (max-width: 760px) {
  .hero { padding-top: 6.5rem; text-align: left; }
  .hero__title { font-size: clamp(2.3rem, 11vw, 3.2rem); }
  .hero__actions { flex-wrap: wrap; }
  .hero__actions .btn { flex: 1 1 auto; text-align: center; }
  .section { padding-block: 4.5rem; }
}

/* ============================================================
   Hero banner: logo + canvas parçacık ağı (teknolojik arka plan)
   ============================================================ */
.tech-banner {
  position: relative;
  aspect-ratio: 3 / 2;
  width: 100%;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(79, 123, 255, 0.18), transparent 60%),
    radial-gradient(90% 80% at 50% 120%, rgba(45, 212, 255, 0.12), transparent 60%),
    #07080c;
}
.tech-banner__net {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
/* İnce tarama çizgisi (yukarıdan aşağı akan ışık) */
.tech-banner__scan {
  position: absolute;
  left: 0;
  right: 0;
  height: 28%;
  top: -28%;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(45, 212, 255, 0.07), transparent);
  animation: tb-scan 6.5s var(--ease) infinite;
}
@keyframes tb-scan {
  0% { top: -30%; opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}
/* Logo bloğu: parıltı + hafif yüzme */
.tech-banner__logo {
  position: relative;
  z-index: 2;
  text-align: center;
  animation: tb-float 7s ease-in-out infinite;
}
.tech-banner__logo img {
  margin: 0 auto 0.6rem;
  filter: drop-shadow(0 0 26px rgba(45, 212, 255, 0.45)) drop-shadow(0 0 10px rgba(79, 123, 255, 0.5));
}
.tech-banner__word {
  font-family: "Exo 2", sans-serif;
  font-weight: 800;
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  letter-spacing: -0.02em;
  line-height: 1;
  color: #eaf2ff;
  text-shadow: 0 0 30px rgba(79, 123, 255, 0.35);
}
.tech-banner__word span {
  background: linear-gradient(100deg, #4f7bff, #2dd4ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.tech-banner__tag {
  margin-top: 0.5rem;
  font-size: clamp(0.6rem, 1.1vw, 0.72rem);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  text-transform: uppercase;
  color: var(--muted);
}
@keyframes tb-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}
@media (prefers-reduced-motion: reduce) {
  .tech-banner__scan, .tech-banner__logo { animation: none; }
}

/* ---- Hero banner: büyüt + logoyu sola hizala (son söz) ---- */
/* İki sütun SADECE geniş ekranda; mobilde style.css tek sütuna indiriyor (yoksa yan yana kayıyordu). */
@media (min-width: 961px) { .hero__inner { grid-template-columns: 1fr 1.45fr; } }
.tech-banner {
  aspect-ratio: 16 / 10;
  place-items: center start;
}
.tech-banner__logo {
  text-align: left;
  padding-left: clamp(1.8rem, 7%, 4rem);
}
.tech-banner__logo img {
  margin: 0 0 0.6rem;
  width: clamp(130px, 15vw, 190px);
  height: auto;
}
.tech-banner__word { font-size: clamp(2.2rem, 5.2vw, 3.8rem); }
.tech-banner__tag { font-size: clamp(0.62rem, 1.2vw, 0.78rem); }

@media (max-width: 900px) {
  .tech-banner { aspect-ratio: 16 / 11; place-items: center; }
  .tech-banner__logo { text-align: center; padding-left: 0; }
}

/* ---- Hero banner: logosuz, metin sütunuyla aynı yükseklikte ve büyük (son söz) ---- */
.hero__inner { align-items: stretch; }
.hero__visual { display: flex; }
.hero__visual.reveal { align-items: stretch; }
.hero__visual .tech-banner {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  min-height: 460px;
}
@media (max-width: 900px) {
  .hero__visual .tech-banner { min-height: 300px; height: auto; aspect-ratio: 16 / 10; }
}

/* ---- Soldaki hero logosu: italik kaldır, temiz & dengeli logo kilidi ---- */
.hero__logo { align-items: center; gap: 0.85rem; margin-bottom: 1.8rem; }
.hero__logo img { width: 74px; height: 62px; filter: drop-shadow(0 0 18px rgba(45, 212, 255, 0.45)); }
.hero__brand {
  font-style: normal;
  font-weight: 800;
  font-size: clamp(1.9rem, 3.2vw, 2.7rem);
  letter-spacing: -0.02em;
  text-shadow: 0 0 28px rgba(79, 123, 255, 0.3);
}
.hero__sub {
  letter-spacing: 0.34em;
  text-indent: 0.34em;
  font-size: 0.7rem;
  margin-top: 8px;
}

/* ---- Logo banner içinde, tam ortalı (son söz) ---- */
.hero__visual .tech-banner { place-items: center; }
.tech-banner__logo { text-align: center; padding-left: 0; }
.tech-banner__logo img { margin: 0 auto 0.7rem; width: clamp(140px, 16vw, 200px); }

/* ============================================================
   Mobil taşma düzeltmesi (son söz): grid sütunu daralabilsin,
   butonlar alt alta geçsin, hiçbir şey viewport'u aşmasın.
   ============================================================ */
html, body { max-width: 100%; overflow-x: hidden; }
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: minmax(0, 1fr); }
  .hero__content { min-width: 0; max-width: 100%; }
  .hero__text, .section__head p, .hero__title { max-width: 100%; }
  .hero__actions { flex-wrap: wrap; }
  .hero__actions .btn { flex: 1 1 160px; justify-content: center; text-align: center; }
  .tech-banner__word { max-width: 100%; }
  .stats { flex-wrap: wrap; }
}