/* ==========================================================================
   NEXORA DIGITAL — Ana Stil Dosyası
   Tasarım Dili: Koyu "deep space" zemin + cyan/violet gradyan + cam kartlar
   Fontlar: Space Grotesk (başlık) / Inter (gövde) / JetBrains Mono (data-vurgu)
   ========================================================================== */

:root{
  /* --- Renk Paleti (Premium / Teknoloji) --- */
  --bg-0:#05070d;
  --bg-1:#080b16;
  --bg-2:#0d1220;
  --bg-card: rgba(255,255,255,.04);
  --bg-card-hover: rgba(255,255,255,.07);
  --border-glass: rgba(255,255,255,.09);
  --border-glass-strong: rgba(255,255,255,.16);

  --cyan:#00E5FF;
  --cyan-soft: rgba(0,229,255,.14);
  --violet:#8B5CF6;
  --violet-soft: rgba(139,92,246,.16);
  --mint:#34F5C5;

  --grad-main: linear-gradient(135deg, var(--cyan) 0%, var(--violet) 100%);
  --grad-text: linear-gradient(135deg, #4DEBFF 0%, #A78BFA 55%, #34F5C5 100%);

  --text-0:#F5F7FC;
  --text-1:#B8C1D6;
  --text-2:#7C8AA5;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-glow: 0 0 0 1px rgba(0,229,255,.08), 0 20px 60px -20px rgba(0,229,255,.25);
  --ease: cubic-bezier(.16,.8,.24,1);
}

/* --- Reset --- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; overflow-x:hidden; width:100%; }
body{
  background:var(--bg-0);
  color:var(--text-1);
  font-family:'Inter',system-ui,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  width:100%;
  max-width:100%;
  position:relative;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; }
input,textarea,select{ font-family:inherit; }

h1,h2,h3,h4,h5{
  font-family:'Space Grotesk',sans-serif;
  color:var(--text-0);
  font-weight:600;
  line-height:1.15;
  letter-spacing:-0.01em;
}
.mono{ font-family:'JetBrains Mono',monospace; }

:focus-visible{ outline:2px solid var(--cyan); outline-offset:3px; border-radius:4px; }
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* --- Menü açıkken sayfanın arkada kaymasını tamamen engelle ---
   (position:fixed tekniği; mobil tarayıcılarda sadece overflow:hidden
   yeterli olmadığı için body'yi de sabitliyoruz) */
body.menu-open{
  position:fixed;
  width:100%;
  overflow:hidden;
}

/* --- Arka plan dokusu: sabit nokta grid + gradyan lekeler --- */
.bg-noise{
  position:fixed; inset:0; z-index:-2; pointer-events:none;
  background-image: radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:26px 26px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.bg-glow{
  position:fixed; inset:0; z-index:-3; pointer-events:none; overflow:hidden;
  width:100%; max-width:100vw;
}
.bg-glow span{
  position:absolute; border-radius:50%; filter:blur(120px); opacity:.35;
}
.bg-glow .g1{ width:520px; height:520px; background:var(--cyan); top:-180px; left:-120px; }
.bg-glow .g2{ width:600px; height:600px; background:var(--violet); top:20%; right:-220px; }
.bg-glow .g3{ width:420px; height:420px; background:var(--mint); bottom:-160px; left:30%; opacity:.18; }

/* --- Container / genel yapı --- */
.container{ width:100%; max-width:1240px; margin:0 auto; padding:0 24px; }
section{ position:relative; padding:110px 0; }
.section-tight{ padding:70px 0; }
.text-center{ text-align:center; }

.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:'JetBrains Mono',monospace;
  font-size:.78rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--cyan); background:var(--cyan-soft);
  border:1px solid rgba(0,229,255,.25);
  padding:7px 16px; border-radius:100px; margin-bottom:22px;
}
.eyebrow::before{ content:''; width:6px; height:6px; border-radius:50%; background:var(--mint); box-shadow:0 0 10px var(--mint); }

.section-head{ max-width:640px; margin-bottom:56px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(1.9rem, 3.4vw, 2.7rem); margin-bottom:16px; }
.section-head p{ color:var(--text-2); font-size:1.05rem; }
.gradient-word{
  background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent;
}

/* --- Butonlar --- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  font-weight:600; font-size:.95rem; padding:15px 30px; border-radius:100px;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-main); color:#05070d;
  box-shadow:0 10px 30px -8px rgba(0,229,255,.45);
}
.btn-primary:hover{ transform:translateY(-3px); box-shadow:0 16px 40px -8px rgba(139,92,246,.55); }
.btn-ghost{
  background:rgba(255,255,255,.03); color:var(--text-0);
  border:1px solid var(--border-glass-strong);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{ background:rgba(255,255,255,.08); border-color:var(--cyan); transform:translateY(-3px); }
.btn-sm{ padding:11px 22px; font-size:.85rem; }
.btn-block{ width:100%; }

/* ==========================================================================
   ÜST MENÜ (Header / Nav)
   ========================================================================== */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding:20px 0;
  transition:padding .35s var(--ease), background .35s var(--ease), border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  padding:12px 0;
  background:rgba(5,7,13,.78);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--border-glass);
}
.nav-wrap{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand{ display:flex; align-items:center; gap:10px; font-family:'Space Grotesk'; font-weight:700; font-size:1.35rem; color:var(--text-0); }
.brand img{ height:38px; width:auto; }
.brand .dot{ color:var(--cyan); }

.nav-menu{ display:flex; align-items:center; gap:6px; }
.nav-menu a{
  position:relative; padding:10px 16px; font-size:.94rem; font-weight:500; color:var(--text-1);
  border-radius:100px; transition:color .25s, background .25s;
}
.nav-menu a:hover{ color:var(--text-0); background:rgba(255,255,255,.05); }
.nav-menu a.active{ color:var(--bg-0); background:var(--grad-main); font-weight:600; }

.nav-actions{ display:flex; align-items:center; gap:14px; }
.nav-toggle{ display:none; flex-direction:column; gap:5px; width:30px; z-index:1200; }
.nav-toggle span{ height:2px; background:var(--text-0); border-radius:2px; transition:.3s var(--ease); }

@media (max-width:980px){
  .nav-menu{
    position:fixed; top:0; right:0; left:auto; width:70%; max-width:320px;
    /* ÖNEMLİ: bottom:0 yerine height:100dvh kullanıyoruz. Mobil tarayıcılarda
       adres çubuğu kayarken bottom:0 ile hesaplanan yükseklik viewport'u tam
       kaplamıyor ve arkadaki hero içeriği menünün kenarlarından görünüyordu.
       100dvh (dynamic viewport height) adres çubuğu açık/kapalı her durumda
       gerçek ekranı tam kaplar. */
    height:100vh;
    height:100dvh;
    padding:110px 32px 40px;
    background:#080b16; /* tam opak - arkadaki içerik hiçbir şekilde görünmemeli */
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
    flex-direction:column; align-items:flex-start; gap:4px;
    transform:translateX(100%); transition:transform .45s var(--ease);
    border-left:1px solid var(--border-glass);
    visibility:hidden;
  }
  .nav-menu.open{ transform:translateX(0); visibility:visible; }
  .nav-menu a{ width:100%; padding:14px 16px; font-size:1.05rem; }
  .nav-toggle{ display:flex; }
  .nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
  .nav-actions .btn-primary span{ display:none; }
}
@media (min-width:981px){
  .nav-actions .btn-ghost{ display:none; }
}

/* ==========================================================================
   HERO / SLIDER
   ========================================================================== */
.hero{ position:relative; padding-top:160px; padding-bottom:70px; min-height:96vh; display:flex; align-items:center; }
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:60px; align-items:center; }

.hero-swiper{ position:relative; }
.hero-carousel-viewport{ overflow:hidden; }
.hero-carousel-track{ display:flex; transition:transform .7s var(--ease); }
.hero-carousel-slide{ flex:0 0 100%; width:100%; min-width:0; }
.hero-slide-content{ max-width:640px; }
.hero-slide-content h1{ font-size:clamp(2.3rem, 4.4vw, 3.6rem); margin-bottom:20px; }
.hero-slide-content p{ font-size:1.08rem; color:var(--text-2); max-width:520px; margin-bottom:34px; }
.hero-cta-row{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:48px; }

.hero-stats{ display:flex; gap:36px; flex-wrap:wrap; }
.hero-stats .stat b{ display:block; font-family:'Space Grotesk'; font-size:1.7rem; color:var(--text-0); }
.hero-stats .stat span{ font-size:.82rem; color:var(--text-2); text-transform:uppercase; letter-spacing:.05em; }

.carousel-dots{ display:flex; gap:8px; margin-top:8px; }
.carousel-dots button{ width:28px; height:4px; border-radius:4px; background:var(--border-glass-strong); opacity:1; transition:.3s; padding:0; }
.carousel-dots button.active{ background:var(--grad-main); width:44px; }
.carousel-dots button:hover{ background:var(--cyan); }

/* --- İmza öğesi: yüzen "kod terminali" kartı --- */
.hero-visual{ position:relative; display:flex; align-items:center; justify-content:center; }
.hero-visual::before{
  content:''; position:absolute; width:340px; height:340px; border-radius:50%;
  background:radial-gradient(circle, rgba(0,229,255,.25), transparent 70%);
  filter:blur(10px); animation:pulse-glow 5s ease-in-out infinite;
}
@keyframes pulse-glow{ 0%,100%{ transform:scale(1); opacity:.7;} 50%{ transform:scale(1.15); opacity:1;} }

.terminal-card{
  position:relative; width:100%; max-width:440px;
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid var(--border-glass-strong); border-radius:var(--radius-md);
  box-shadow:var(--shadow-glow); backdrop-filter:blur(18px);
  animation:float-y 6s ease-in-out infinite;
}
@keyframes float-y{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(-16px);} }
.terminal-top{ display:flex; align-items:center; gap:8px; padding:16px 18px; border-bottom:1px solid var(--border-glass); }
.terminal-top span{ width:11px; height:11px; border-radius:50%; }
.terminal-top span:nth-child(1){ background:#FF5F57; }
.terminal-top span:nth-child(2){ background:#FEBC2E; }
.terminal-top span:nth-child(3){ background:#28C840; }
.terminal-top small{ margin-left:auto; color:var(--text-2); font-family:'JetBrains Mono'; font-size:.72rem; }
.terminal-body{ padding:22px 22px 26px; font-family:'JetBrains Mono',monospace; font-size:.86rem; min-height:210px; }
.terminal-body .line{ margin-bottom:10px; color:var(--text-1); }
.terminal-body .prompt{ color:var(--mint); }
.terminal-body .ok{ color:var(--cyan); }
.terminal-caret{ display:inline-block; width:8px; height:16px; background:var(--cyan); vertical-align:middle; animation:blink 1s step-end infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.terminal-mini{
  position:absolute; bottom:-26px; left:-26px;
  background:rgba(13,18,32,.9); border:1px solid var(--border-glass-strong);
  border-radius:var(--radius-sm); padding:14px 18px; backdrop-filter:blur(14px);
  display:flex; align-items:center; gap:12px; box-shadow:0 20px 40px -16px rgba(0,0,0,.6);
}
.terminal-mini .ic{ width:38px; height:38px; border-radius:50%; background:var(--grad-main); display:flex; align-items:center; justify-content:center; color:#05070d; }
.terminal-mini b{ display:block; color:var(--text-0); font-size:1rem; }
.terminal-mini span{ font-size:.75rem; color:var(--text-2); }

@media (max-width:980px){
  .hero-grid{ grid-template-columns:1fr; gap:32px; }
  .hero-visual{ order:-1; margin-bottom:10px; }
  .terminal-mini{ display:none; }
}

/* --- Diagonal section divider (imza, ölçülü kullanım) --- */
.divider-grid{
  position:relative; height:120px; margin-top:-1px;
  background-image:
    linear-gradient(var(--border-glass) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-glass) 1px, transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image: linear-gradient(180deg, black, transparent);
  mask-image: linear-gradient(180deg, black, transparent);
  opacity:.5;
}

/* ==========================================================================
   MARKA / LOGO ŞERİDİ
   ========================================================================== */
.marquee-wrap{ border-top:1px solid var(--border-glass); border-bottom:1px solid var(--border-glass); overflow:hidden; padding:34px 0; }
.marquee-track{ display:flex; gap:70px; width:max-content; animation:marquee 26s linear infinite; align-items:center; }
.marquee-track span{ font-family:'Space Grotesk'; font-size:1.1rem; color:var(--text-2); letter-spacing:.02em; white-space:nowrap; }
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

/* ==========================================================================
   HİZMETLER
   ========================================================================== */
.services-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.service-card{
  position:relative; padding:34px 28px; border-radius:var(--radius-md);
  background:var(--bg-card); border:1px solid var(--border-glass);
  transition:transform .4s var(--ease), border-color .4s var(--ease), background .4s var(--ease);
  overflow:hidden;
}
.service-card::after{
  content:''; position:absolute; inset:0; opacity:0; transition:opacity .4s;
  background:radial-gradient(400px circle at var(--mx,50%) var(--my,50%), rgba(0,229,255,.10), transparent 60%);
}
.service-card:hover{ transform:translateY(-8px); border-color:rgba(0,229,255,.35); background:var(--bg-card-hover); }
.service-card:hover::after{ opacity:1; }
.service-icon{
  width:54px; height:54px; border-radius:14px; display:flex; align-items:center; justify-content:center;
  background:var(--grad-main); color:#05070d; margin-bottom:22px;
}
.service-card h3{ font-size:1.2rem; margin-bottom:12px; }
.service-card p{ color:var(--text-2); font-size:.95rem; }
.service-num{ position:absolute; top:24px; right:28px; font-family:'JetBrains Mono'; color:var(--text-2); opacity:.4; font-size:.85rem; }

@media (max-width:900px){ .services-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:620px){ .services-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   HAKKIMIZDA (özet blok - anasayfa)
   ========================================================================== */
.about-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:64px; align-items:center; }
.about-media{ position:relative; }
.about-media img{ border-radius:var(--radius-lg); border:1px solid var(--border-glass); }
.about-badge{
  position:absolute; bottom:-24px; right:-24px; background:rgba(13,18,32,.92);
  border:1px solid var(--border-glass-strong); border-radius:var(--radius-md);
  padding:20px 24px; backdrop-filter:blur(14px); text-align:center;
}
.about-badge b{ font-family:'Space Grotesk'; font-size:1.9rem; background:var(--grad-text); -webkit-background-clip:text; background-clip:text; color:transparent; display:block; }
.about-badge span{ font-size:.78rem; color:var(--text-2); }
.about-list{ margin:26px 0; display:grid; gap:14px; }
.about-list li{ display:flex; gap:12px; align-items:flex-start; color:var(--text-1); font-size:.96rem; }
.about-list li svg{ color:var(--mint); flex-shrink:0; margin-top:2px; }
@media (max-width:900px){ .about-grid{ grid-template-columns:1fr; } .about-badge{ position:static; margin-top:-40px; margin-left:24px; width:fit-content; } }

/* ==========================================================================
   İSTATİSTİK ŞERİDİ
   ========================================================================== */
.stats-band{
  border-radius:var(--radius-lg); border:1px solid var(--border-glass);
  background:linear-gradient(135deg, rgba(0,229,255,.06), rgba(139,92,246,.06));
  padding:50px 40px; display:grid; grid-template-columns:repeat(4,1fr); gap:20px;
}
.stat-item{ text-align:center; }
.stat-item b{ font-family:'Space Grotesk'; font-size:clamp(2rem,4vw,2.8rem); color:var(--text-0); display:block; }
.stat-item span{ color:var(--text-2); font-size:.88rem; }
@media (max-width:760px){ .stats-band{ grid-template-columns:1fr 1fr; } }

/* ==========================================================================
   PROJELER
   ========================================================================== */
.filter-bar{ display:flex; gap:10px; flex-wrap:wrap; justify-content:center; margin-bottom:44px; }
.filter-btn{
  padding:10px 20px; border-radius:100px; border:1px solid var(--border-glass); color:var(--text-1);
  font-size:.88rem; font-weight:500; transition:.3s;
}
.filter-btn:hover{ border-color:var(--cyan); color:var(--text-0); }
.filter-btn.active{ background:var(--grad-main); color:#05070d; border-color:transparent; font-weight:600; }

.projects-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.project-card{
  position:relative; border-radius:var(--radius-md); overflow:hidden; border:1px solid var(--border-glass);
  aspect-ratio:4/5; background:var(--bg-2);
}
.project-card img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.project-card:hover img{ transform:scale(1.08); }
.project-overlay{
  position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end; padding:28px;
  background:linear-gradient(0deg, rgba(4,6,12,.95) 10%, rgba(4,6,12,.2) 60%, transparent 100%);
}
.project-cat{ font-family:'JetBrains Mono'; font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--cyan); margin-bottom:8px; }
.project-overlay h3{ font-size:1.15rem; margin-bottom:6px; }
.project-overlay p{ font-size:.86rem; color:var(--text-1); max-height:0; opacity:0; overflow:hidden; transition:.4s var(--ease); }
.project-card:hover .project-overlay p{ max-height:60px; opacity:1; margin-top:6px; }
.project-arrow{
  position:absolute; top:20px; right:20px; width:42px; height:42px; border-radius:50%;
  background:rgba(255,255,255,.08); backdrop-filter:blur(8px); display:flex; align-items:center; justify-content:center;
  color:#fff; opacity:0; transform:translate(-8px,8px); transition:.4s var(--ease);
}
.project-card:hover .project-arrow{ opacity:1; transform:translate(0,0); background:var(--grad-main); color:#05070d; }

@media (max-width:900px){ .projects-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:600px){ .projects-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   REFERANSLAR / TESTIMONIALS
   ========================================================================== */
.testimonial-swiper{ position:relative; }
.testimonial-viewport{ overflow:hidden; }
.testimonial-track{ display:flex; transition:transform .6s var(--ease); }
.testimonial-track .testimonial-slide{ flex:0 0 100%; padding:0 10px; min-width:0; }
@media (min-width:720px){ .testimonial-track .testimonial-slide{ flex-basis:50%; } }
@media (min-width:1080px){ .testimonial-track .testimonial-slide{ flex-basis:33.3333%; } }
.testimonial-card{
  background:var(--bg-card); border:1px solid var(--border-glass); border-radius:var(--radius-md);
  padding:36px 32px; height:100%; display:flex; flex-direction:column;
}
.testimonial-stars{ display:flex; gap:4px; color:#FFB020; margin-bottom:18px; }
.testimonial-card p{ color:var(--text-1); font-size:1rem; flex:1; margin-bottom:26px; }
.testimonial-person{ display:flex; align-items:center; gap:14px; }
.testimonial-person img{ width:48px; height:48px; border-radius:50%; object-fit:cover; border:2px solid var(--border-glass-strong); }
.testimonial-person b{ display:block; color:var(--text-0); font-size:.95rem; }
.testimonial-person span{ font-size:.8rem; color:var(--text-2); }

/* ==========================================================================
   BLOG
   ========================================================================== */
.blog-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.blog-card{ border-radius:var(--radius-md); overflow:hidden; border:1px solid var(--border-glass); background:var(--bg-card); transition:.4s var(--ease); }
.blog-card:hover{ transform:translateY(-6px); border-color:rgba(139,92,246,.4); }
.blog-thumb{ aspect-ratio:16/10; overflow:hidden; }
.blog-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .6s; }
.blog-card:hover .blog-thumb img{ transform:scale(1.06); }
.blog-body{ padding:24px; }
.blog-meta{ display:flex; gap:14px; align-items:center; font-size:.78rem; color:var(--text-2); margin-bottom:12px; font-family:'JetBrains Mono'; }
.blog-meta .tag{ color:var(--cyan); }
.blog-body h3{ font-size:1.1rem; margin-bottom:10px; }
.blog-body p{ font-size:.9rem; color:var(--text-2); margin-bottom:16px; }
.blog-readmore{ font-size:.86rem; font-weight:600; color:var(--mint); display:inline-flex; align-items:center; gap:6px; }

@media (max-width:900px){ .blog-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:620px){ .blog-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   CTA / ÜCRETSİZ ANALİZ BLOĞU
   ========================================================================== */
.cta-block{
  position:relative; border-radius:var(--radius-lg); overflow:hidden; padding:70px 50px;
  background:linear-gradient(135deg, rgba(0,229,255,.12), rgba(139,92,246,.14));
  border:1px solid var(--border-glass-strong);
  display:flex; align-items:center; justify-content:space-between; gap:40px; flex-wrap:wrap;
}
.cta-block::before{
  content:''; position:absolute; width:300px; height:300px; border-radius:50%;
  background:var(--cyan); filter:blur(140px); opacity:.25; top:-100px; right:-60px;
}
.cta-block h2{ font-size:clamp(1.6rem,3vw,2.2rem); max-width:480px; margin-bottom:10px; }
.cta-block p{ color:var(--text-1); max-width:440px; }
.cta-block-actions{ position:relative; z-index:2; }

/* ==========================================================================
   MODAL — Ücretsiz Analiz Formu
   ========================================================================== */
.modal-overlay{
  position:fixed; inset:0; z-index:2000; background:rgba(3,4,8,.75); backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center; padding:20px;
  opacity:0; visibility:hidden; transition:.35s var(--ease);
}
.modal-overlay.open{ opacity:1; visibility:visible; }
.modal-box{
  width:100%; max-width:520px; max-height:88vh; overflow-y:auto;
  background:var(--bg-1); border:1px solid var(--border-glass-strong); border-radius:var(--radius-lg);
  padding:38px; position:relative; transform:translateY(24px) scale(.97); transition:.4s var(--ease);
  box-shadow:0 40px 100px -20px rgba(0,0,0,.6);
}
.modal-overlay.open .modal-box{ transform:translateY(0) scale(1); }
.modal-close{ position:absolute; top:18px; right:18px; width:36px; height:36px; border-radius:50%; background:rgba(255,255,255,.06); display:flex; align-items:center; justify-content:center; color:var(--text-1); transition:.25s; }
.modal-close:hover{ background:rgba(255,255,255,.14); color:#fff; }
.modal-box h3{ font-size:1.5rem; margin-bottom:8px; }
.modal-box > p{ color:var(--text-2); margin-bottom:26px; font-size:.92rem; }

/* ==========================================================================
   FORM ELEMANLARI (site geneli)
   ========================================================================== */
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:16px; }
.form-group{ margin-bottom:16px; }
.form-group label{ display:block; font-size:.83rem; color:var(--text-1); margin-bottom:8px; font-weight:500; }
.form-group input, .form-group select, .form-group textarea{
  width:100%; padding:13px 16px; border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03); border:1px solid var(--border-glass-strong);
  color:var(--text-0); font-size:.92rem; transition:.25s;
}
/* Select için özel ok ikonu + koyu tema uyumu */
.form-group select{
  -webkit-appearance:none; -moz-appearance:none; appearance:none;
  padding-right:44px; cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237C8AA5' stroke-width='2.4'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 16px center;
}
.form-group select:focus{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2300E5FF' stroke-width='2.4'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
}
/* Açılır listedeki seçenekler işletim sistemi menüsünde çizilir -> okunur renk ver */
.form-group select option{
  background-color:#0d1220; color:#F5F7FC;
}
.form-group input::placeholder, .form-group textarea::placeholder{ color:var(--text-2); }
.form-group input:focus, .form-group textarea:focus{
  border-color:var(--cyan); background:rgba(0,229,255,.04); outline:none;
}
.form-group select:focus{
  border-color:var(--cyan); background-color:rgba(0,229,255,.04); outline:none;
}
.form-group textarea{ resize:vertical; min-height:110px; }
.form-note{ font-size:.78rem; color:var(--text-2); margin-top:14px; text-align:center; }
.form-success{ display:none; text-align:center; padding:30px 10px; }
.form-success.show{ display:block; }
.form-success .ic{ width:64px; height:64px; border-radius:50%; background:var(--grad-main); display:flex; align-items:center; justify-content:center; margin:0 auto 18px; color:#05070d; }
@media (max-width:560px){ .form-row{ grid-template-columns:1fr; } }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ border-top:1px solid var(--border-glass); padding:76px 0 26px; position:relative; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:44px; margin-bottom:56px; }
.footer-brand p{ margin:18px 0 24px; font-size:.92rem; color:var(--text-2); max-width:320px; }
.footer-tagline{
  display:flex; align-items:center; gap:12px; margin-top:14px;
  font-family:'JetBrains Mono',monospace; font-size:.72rem; letter-spacing:.12em;
  color:var(--text-2); text-transform:uppercase; white-space:nowrap;
}
.footer-tagline span{ flex:1; height:1px; background:var(--border-glass-strong); min-width:16px; }
.social-row{ display:flex; gap:10px; }
.social-row a{ width:40px; height:40px; border-radius:50%; border:1px solid var(--border-glass-strong); display:flex; align-items:center; justify-content:center; color:var(--text-1); transition:.3s; }
.social-row a:hover{ background:var(--grad-main); color:#05070d; border-color:transparent; transform:translateY(-3px); }
.footer-col h4{ font-size:.95rem; margin-bottom:20px; color:var(--text-0); }
.footer-col ul{ display:grid; gap:12px; }
.footer-col a{ font-size:.9rem; color:var(--text-2); transition:.25s; }
.footer-col a:hover{ color:var(--cyan); padding-left:4px; }
.footer-col .contact-item{ display:flex; gap:10px; align-items:flex-start; font-size:.88rem; color:var(--text-2); margin-bottom:14px; }
.footer-col .contact-item svg{ flex-shrink:0; color:var(--cyan); margin-top:2px; }
.footer-bottom{ border-top:1px solid var(--border-glass); padding-top:26px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:.82rem; color:var(--text-2); }
@media (max-width:900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   YÜZEN BUTONLAR (WhatsApp / Yukarı çık)
   ========================================================================== */
.floating-actions{ position:fixed; right:24px; bottom:24px; z-index:900; display:flex; flex-direction:column; gap:12px; }
.fab{ width:52px; height:52px; border-radius:50%; display:flex; align-items:center; justify-content:center; box-shadow:0 10px 30px -6px rgba(0,0,0,.5); transition:.3s var(--ease); }
.fab-wa{ background:#25D366; color:#fff; }
.fab-top{ background:var(--bg-card); border:1px solid var(--border-glass-strong); color:var(--text-0); backdrop-filter:blur(10px); opacity:0; pointer-events:none; transform:translateY(10px); }
.fab-top.show{ opacity:1; pointer-events:auto; transform:translateY(0); }
.fab:hover{ transform:translateY(-4px) scale(1.05); }

/* ==========================================================================
   İÇ SAYFA HERO (Page header) — Hakkımızda, Projeler, Blog vb.
   ========================================================================== */
.page-hero{ padding:170px 0 90px; text-align:center; position:relative; }
.page-hero h1{ font-size:clamp(2.1rem,4vw,3rem); margin-bottom:16px; }
.breadcrumb{ display:flex; gap:8px; justify-content:center; align-items:center; font-size:.85rem; color:var(--text-2); margin-top:18px; }
.breadcrumb a:hover{ color:var(--cyan); }
.breadcrumb .sep{ opacity:.5; }

/* ==========================================================================
   SCROLL REVEAL (AOS benzeri basit sınıflar - AOS kütüphanesi kullanılıyor)
   ========================================================================== */
[data-aos]{ }

/* ==========================================================================
   Genel yardımcı sınıflar
   ========================================================================== */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:40px; }
@media (max-width:860px){ .grid-2{ grid-template-columns:1fr; } }
.mt-40{ margin-top:40px; }
.badge-pill{ display:inline-block; padding:6px 14px; border-radius:100px; background:var(--violet-soft); color:var(--violet); font-size:.75rem; font-weight:600; }

/* Pagination (blog) */
.pagination{ display:flex; justify-content:center; gap:8px; margin-top:50px; }
.pagination a, .pagination span{
  width:42px; height:42px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--border-glass); color:var(--text-1); font-size:.88rem; transition:.25s;
}
.pagination a:hover{ border-color:var(--cyan); color:#fff; }
.pagination .current{ background:var(--grad-main); color:#05070d; border-color:transparent; font-weight:700; }

/* Harita iframe responsive */
section iframe{ width:100%; height:420px; border:0; display:block; }

/* Preloader */
#preloader{ position:fixed; inset:0; z-index:9999; background:var(--bg-0); display:flex; align-items:center; justify-content:center; transition:opacity .5s, visibility .5s; }
#preloader.hide{ opacity:0; visibility:hidden; }
.loader-ring{ width:44px; height:44px; border-radius:50%; border:3px solid var(--border-glass-strong); border-top-color:var(--cyan); animation:spin .8s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }

/* ==========================================================================
   PROJE GALERİSİ (otomatik kayan slider + hover efektli)
   ========================================================================== */
.proje-galeri{ position:relative; margin-bottom:20px; }
.galeri-viewport{ overflow:hidden; border-radius:var(--radius-lg); }
.galeri-track{ display:flex; gap:20px; will-change:transform; }
.galeri-item{
  position:relative; flex:0 0 auto; width:min(560px, 78vw); aspect-ratio:16/10;
  border-radius:var(--radius-md); overflow:hidden; border:1px solid var(--border-glass);
  cursor:zoom-in; background:var(--bg-2); margin:0;
  transition:transform .5s var(--ease), border-color .5s var(--ease), box-shadow .5s var(--ease);
}
.galeri-item img{
  width:100%; height:100%; object-fit:cover; display:block;
  transition:transform .8s var(--ease), filter .5s var(--ease);
}
.galeri-item::after{
  content:''; position:absolute; inset:0; opacity:0; transition:opacity .5s var(--ease);
  background:linear-gradient(180deg, transparent 40%, rgba(4,6,12,.7) 100%);
}
.galeri-item:hover{ transform:translateY(-6px); border-color:rgba(0,229,255,.4); box-shadow:0 24px 60px -24px rgba(0,229,255,.35); }
.galeri-item:hover img{ transform:scale(1.07); }
.galeri-item:hover::after{ opacity:1; }
.galeri-zoom{
  position:absolute; top:16px; right:16px; width:44px; height:44px; border-radius:50%;
  display:flex; align-items:center; justify-content:center; color:#05070d;
  background:var(--grad-main); opacity:0; transform:scale(.6) translateY(-6px);
  transition:.45s var(--ease); z-index:2;
}
.galeri-item:hover .galeri-zoom{ opacity:1; transform:scale(1) translateY(0); }
.galeri-item figcaption{
  position:absolute; left:0; right:0; bottom:0; padding:20px 22px; z-index:2;
  color:var(--text-0); font-family:'Space Grotesk'; font-weight:600; font-size:1.02rem;
  opacity:0; transform:translateY(10px); transition:.45s var(--ease);
}
.galeri-item:hover figcaption{ opacity:1; transform:translateY(0); }

/* Kenar yumuşatma (viewport'un sağ/sol uçlarında fade) */
.galeri-viewport::before, .galeri-viewport::after{
  content:''; position:absolute; top:0; bottom:0; width:80px; z-index:3; pointer-events:none;
}
.galeri-viewport{ position:relative; }
.galeri-viewport::before{ left:0; background:linear-gradient(90deg, var(--bg-0), transparent); }
.galeri-viewport::after{ right:0; background:linear-gradient(270deg, var(--bg-0), transparent); }

.galeri-nav{
  position:absolute; top:50%; transform:translateY(-50%); z-index:5;
  width:50px; height:50px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background:rgba(13,18,32,.82); border:1px solid var(--border-glass-strong); color:var(--text-0);
  backdrop-filter:blur(10px); transition:.3s var(--ease);
}
.galeri-nav:hover{ background:var(--grad-main); color:#05070d; border-color:transparent; }
.galeri-prev{ left:14px; }
.galeri-next{ right:14px; }
.galeri-ipucu{ text-align:center; color:var(--text-2); font-size:.85rem; margin-top:18px; }
@media (max-width:600px){
  .galeri-item{ width:82vw; }
  .galeri-nav{ width:42px; height:42px; }
  .galeri-viewport::before, .galeri-viewport::after{ width:36px; }
}

/* ==========================================================================
   LIGHTBOX (görsel büyütme / detaylı inceleme)
   ========================================================================== */
.lightbox{
  position:fixed; inset:0; z-index:3000; display:flex; align-items:center; justify-content:center;
  background:rgba(3,4,8,.92); backdrop-filter:blur(10px); padding:40px 20px;
  opacity:0; visibility:hidden; transition:opacity .4s var(--ease), visibility .4s var(--ease);
}
.lightbox.open{ opacity:1; visibility:visible; }
.lightbox-stage{ position:relative; max-width:1100px; width:100%; margin:0; display:flex; flex-direction:column; align-items:center; }
.lightbox-stage img{
  max-width:100%; max-height:80vh; border-radius:var(--radius-md); border:1px solid var(--border-glass-strong);
  box-shadow:0 40px 120px -30px rgba(0,0,0,.8); object-fit:contain;
  transform:scale(.94); opacity:0; transition:transform .45s var(--ease), opacity .45s var(--ease);
}
.lightbox.open .lightbox-stage img{ transform:scale(1); opacity:1; }
.lightbox-stage figcaption{ margin-top:16px; color:var(--text-1); font-family:'Space Grotesk'; font-weight:600; font-size:1.05rem; text-align:center; }
.lightbox-counter{ margin-top:8px; color:var(--text-2); font-family:'JetBrains Mono'; font-size:.8rem; }
.lightbox-close{
  position:absolute; top:24px; right:24px; z-index:10; width:48px; height:48px; border-radius:50%;
  display:flex; align-items:center; justify-content:center; color:var(--text-0);
  background:rgba(255,255,255,.07); border:1px solid var(--border-glass-strong); transition:.3s;
}
.lightbox-close:hover{ background:rgba(255,255,255,.16); transform:rotate(90deg); }
.lightbox-nav{
  position:absolute; top:50%; transform:translateY(-50%); z-index:10;
  width:56px; height:56px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.06); border:1px solid var(--border-glass-strong); color:var(--text-0);
  backdrop-filter:blur(8px); transition:.3s var(--ease);
}
.lightbox-nav:hover{ background:var(--grad-main); color:#05070d; border-color:transparent; }
.lightbox-prev{ left:28px; }
.lightbox-next{ right:28px; }
@media (max-width:700px){
  .lightbox-nav{ width:44px; height:44px; }
  .lightbox-prev{ left:10px; }
  .lightbox-next{ right:10px; }
  .lightbox-close{ top:14px; right:14px; }
}

/* ==========================================================================
   PROJE BELGELERİ (görüntüle / indir)
   ========================================================================== */
.belgeler-card{
  background:var(--bg-card); border:1px solid var(--border-glass); border-radius:var(--radius-lg);
  padding:34px 36px;
}
.belgeler-head{ display:flex; align-items:flex-start; gap:16px; margin-bottom:28px; }
.belgeler-head-ic{
  width:48px; height:48px; border-radius:14px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  background:var(--grad-main); color:#05070d;
}
.belgeler-head h3{ font-size:1.2rem; margin-bottom:6px; }
.belgeler-head p{ color:var(--text-2); font-size:.92rem; }

.belge-list{ display:flex; flex-direction:column; gap:12px; }
.belge-item{
  display:flex; align-items:center; gap:16px; padding:16px 18px;
  border:1px solid var(--border-glass); border-radius:var(--radius-sm);
  background:rgba(255,255,255,.02); transition:.3s var(--ease); flex-wrap:wrap;
}
.belge-item:hover{ border-color:rgba(0,229,255,.3); background:rgba(255,255,255,.04); transform:translateX(4px); }

.belge-ic{
  width:42px; height:42px; border-radius:11px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
}
.belge-ic-pdf{ background:rgba(226,75,74,.15); color:#F08787; }
.belge-ic-doc{ background:rgba(0,229,255,.15); color:var(--cyan); }
.belge-ic-xls{ background:rgba(52,245,197,.15); color:var(--mint); }
.belge-ic-ppt{ background:rgba(255,176,32,.15); color:#FFB020; }
.belge-ic-zip{ background:rgba(139,92,246,.15); color:var(--violet); }
.belge-ic-txt{ background:rgba(255,255,255,.08); color:var(--text-1); }
.belge-ic-generic{ background:rgba(255,255,255,.08); color:var(--text-1); }

.belge-bilgi{ flex:1; min-width:180px; }
.belge-bilgi b{ display:block; color:var(--text-0); font-size:.96rem; margin-bottom:3px; }
.belge-bilgi span{ display:block; color:var(--text-2); font-size:.82rem; }

.belge-tip{
  font-family:'JetBrains Mono'; font-size:.7rem; letter-spacing:.06em; color:var(--text-2);
  border:1px solid var(--border-glass-strong); padding:4px 10px; border-radius:100px; flex-shrink:0;
}
.belge-aksiyon{ display:flex; gap:8px; flex-shrink:0; margin-left:auto; }
.belge-aksiyon .btn{ padding:8px 16px; font-size:.82rem; }

@media (max-width:680px){
  .belge-item{ flex-direction:column; align-items:flex-start; }
  .belge-aksiyon{ margin-left:0; width:100%; }
  .belge-aksiyon .btn{ flex:1; justify-content:center; }
  .belgeler-card{ padding:26px 22px; }
}

/* ==========================================================================
   SSS / FAQ (akordeon)
   ========================================================================== */
.faq-wrap{ max-width:820px; margin:0 auto; display:flex; flex-direction:column; gap:14px; }
.faq-item{
  border:1px solid var(--border-glass); border-radius:var(--radius-md);
  background:var(--bg-card); overflow:hidden; transition:border-color .3s var(--ease), background .3s var(--ease);
}
.faq-item.open{ border-color:rgba(0,229,255,.32); background:var(--bg-card-hover); }
.faq-q{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap:20px;
  padding:22px 26px; text-align:left; color:#F5F7FC; background:transparent; border:none; cursor:pointer;
  font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:1.02rem; line-height:1.4;
}
.faq-q span{ color:#F5F7FC; }
.faq-q:hover, .faq-q:hover span{ color:var(--cyan); }
.faq-icon{ flex-shrink:0; color:var(--cyan); transition:transform .35s var(--ease); }
.faq-item.open .faq-icon{ transform:rotate(45deg); }
.faq-a{
  max-height:0; overflow:hidden; transition:max-height .4s var(--ease), padding .4s var(--ease);
  padding:0 26px;
}
.faq-item.open .faq-a{ max-height:600px; padding:0 26px 24px; }
.faq-a p{ color:var(--text-1); font-size:.96rem; line-height:1.75; margin:0; }
@media (max-width:560px){
  .faq-q{ padding:18px 20px; font-size:.95rem; }
  .faq-item.open .faq-a{ padding:0 20px 20px; }
}

/* ==========================================================================
   PROJE TANITIM VİDEOSU (opsiyonel - galeri üstünde)
   ========================================================================== */
.proje-video{ position:relative; border-radius:var(--radius-lg); overflow:hidden; border:1px solid var(--border-glass-strong); box-shadow:0 30px 80px -30px rgba(0,229,255,.25); background:#05070d; }
.proje-video .video-frame{ position:relative; width:100%; aspect-ratio:16/9; }
.proje-video .video-frame iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; display:block; }
.proje-video .video-native{ width:100%; aspect-ratio:16/9; object-fit:cover; display:block; background:#05070d; }
@media (max-width:600px){
  .proje-video{ border-radius:var(--radius-md); }
}

/* ==========================================================================
   MOBİL İYİLEŞTİRMELER (telefon görünümü düzeltmeleri)
   ========================================================================== */
@media (max-width:600px){
  /* Kelimelerin uzun olduğu yerlerde taşmayı engelle */
  h1, h2, h3, .hero-slide-content h1, .page-hero h1 {
    overflow-wrap:break-word;
    word-wrap:break-word;
    hyphens:auto;
  }

  /* Hero başlığı telefonda daha küçük ve sığan boyutta */
  .hero-slide-content h1{ font-size:2rem; line-height:1.2; }
  .hero-slide-content p{ font-size:1rem; }
  .page-hero h1{ font-size:1.9rem; line-height:1.2; }
  .section-head h2{ font-size:1.7rem; line-height:1.2; }

  /* Hero üst/alt boşluğunu azalt, alanı daha verimli kullan.
     Not: padding-bottom önceden hiç küçültülmüyordu, bu yüzden
     hero bölümü viewport'tan çok daha uzun görünüyordu. */
  .hero{ padding-top:80px; padding-bottom:24px; min-height:auto; }

  /* Görsel ile metin arasındaki boşluk masaüstü değeriyle (60px) aynıydı,
     mobilde bunu da küçültüyoruz */
  .hero-grid{ gap:16px; }
  .hero-visual{ margin-bottom:0 !important; }

  /* Container yan boşluklarını mobilde biraz daralt */
  .container{ padding:0 18px; }

  /* Terminal kartı: en çok yer kaplayan öğeydi (218px). Satır aralığını,
     iç boşluğu ve yazı boyutunu belirgin şekilde küçültüyoruz — dekoratif
     bir öğe olduğu için burada agresif küçültmek güvenli. */
  .terminal-card{ max-width:280px; margin:0 auto; }
  .terminal-top{ padding:10px 14px; }
  .terminal-body{ padding:12px 14px 14px; min-height:auto; font-size:.7rem; line-height:1.25; }
  .terminal-body .line{ margin-bottom:4px; }
  .hero-visual::before{ width:130px; height:130px; }

  /* Başlık altı boşlukları sıkılaştır */
  .hero-slide-content h1{ margin-bottom:10px; }
  .hero-slide-content p{ margin-bottom:16px; font-size:.92rem; }
  .eyebrow{ font-size:.68rem; padding:5px 12px; margin-bottom:12px; }

  /* Buton satırı düzgün sığsın, gereksiz yükseklik almasın */
  .hero-cta-row{ gap:10px; margin-bottom:0; }
  .hero-cta-row .btn{ flex:1 1 auto; justify-content:center; padding:12px 18px; font-size:.86rem; }
}