/* ============================================================
   style.css – fsoftware | Quiet Luxury · Cyber-Tech (v2)
   Reklam odaklı, Endüstri 4.0 güncellemeli tam tasarım sistemi
   ============================================================ */

/* ── 1. Design Tokens ─────────────────────────────────────── */
:root {
  --bg:            #06060f;
  --bg-2:          #0b0b1a;
  --bg-3:          #0e0e22;
  --surface:       rgba(255,255,255,.04);
  --surface-hover: rgba(255,255,255,.08);
  --border:        rgba(0,255,255,.12);
  --border-soft:   rgba(255,255,255,.06);
  --primary:       #00ffff;
  --accent:        #b400ff;
  --accent-soft:   rgba(180,0,255,.15);
  --text:          #b8b8d4;
  --text-muted:    #555570;
  --heading:       #ffffff;

  --grad:    linear-gradient(135deg, #00ffff, #b400ff);
  --grad-r:  linear-gradient(135deg, #b400ff, #00ffff);
  --grad-bg: linear-gradient(135deg, rgba(0,255,255,.08), rgba(180,0,255,.08));

  --glow-cyan:   0 0 24px rgba(0,255,255,.28);
  --glow-purple: 0 0 24px rgba(180,0,255,.28);
  --shadow-card: 0 12px 48px rgba(0,0,0,.6);

  --space-xs: .5rem;  --space-sm: 1rem;
  --space-md: 2rem;   --space-lg: 4rem;
  --space-xl: 6rem;   --space-2xl: 8rem;

  --r-sm: 6px;  --r-md: 12px;  --r-lg: 18px;  --r-xl: 28px;

  --t-fast: .18s ease;
  --t-med:  .38s ease;
  --t-slow: .7s cubic-bezier(.23,1,.32,1);
}

/* ── 2. Reset ─────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);color:var(--text);
  line-height:1.7;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block}
a{color:inherit;text-decoration:none}
button{cursor:pointer;border:none;background:none;font:inherit}
ul{list-style:none}
input,select,textarea{font-family:inherit;font-size:1rem;outline:none;border:none}

/* ── 3. Utilities ─────────────────────────────────────────── */
.gradient-text{
  background:var(--grad);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.section__label{
  display:inline-block;font-size:.78rem;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--primary);margin-bottom:var(--space-sm);
}
.section__title{
  font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;
  color:var(--heading);line-height:1.14;margin-bottom:1rem;
}
.section__sub{
  font-size:1.05rem;color:var(--text);max-width:600px;
  margin-bottom:var(--space-md);
}
.section-header{text-align:center;margin-bottom:var(--space-lg)}
.section-header .section__sub{margin-inline:auto}
.container{width:90%;max-width:1180px;margin-inline:auto}
.section{padding:var(--space-xl) 0}

/* ── 4. Reveal animations ─────────────────────────────────── */
.reveal-up,.reveal-left,.reveal-right{
  opacity:0;transform:translateY(36px);
  transition:opacity .65s ease,transform .65s ease;
}
.reveal-left {transform:translateX(-36px)}
.reveal-right{transform:translateX( 36px)}
.reveal-up.is-visible,.reveal-left.is-visible,.reveal-right.is-visible{
  opacity:1;transform:none;
}

/* ── 5. Buttons ───────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.8rem 1.9rem;border-radius:var(--r-md);
  font-size:.95rem;font-weight:600;
  transition:all var(--t-fast);position:relative;overflow:hidden;
}
.btn--primary{
  background:var(--grad);color:#000;
  box-shadow:0 0 22px rgba(0,255,255,.28);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(0,255,255,.5)}
.btn--ghost{
  border:1px solid var(--border);color:var(--heading);background:var(--surface);
}
.btn--ghost:hover{border-color:var(--primary);background:var(--surface-hover)}
.btn--full{width:100%;justify-content:center}
.btn-spinner{
  width:18px;height:18px;
  border:2px solid rgba(0,0,0,.25);border-top-color:#000;
  border-radius:50%;animation:spin .6s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── 6. NAV ───────────────────────────────────────────────── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:.85rem 5%;
  background:rgba(6,6,15,.5);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border-soft);
  transition:background var(--t-fast);
}
.nav__logo{font-size:1.22rem;font-weight:800;color:var(--heading);letter-spacing:-.02em}
.logo-f{
  background:var(--grad);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;font-style:italic;
}
.logo-header{
  width: 6rem;
}
.nav__links{display:flex;align-items:center;gap:var(--space-md)}
.nav__links a{font-size:.88rem;font-weight:500;color:var(--text);transition:color var(--t-fast)}
.nav__links a:hover{color:var(--primary)}
.nav__cta{
  background:var(--grad)!important;color:#000!important;
  padding:.45rem 1.1rem;border-radius:var(--r-md);font-weight:700;
}
.nav__burger{display:none;flex-direction:column;gap:5px}
.nav__burger span{display:block;width:24px;height:2px;background:var(--text);border-radius:2px;transition:var(--t-med)}

/* ── 7. HERO ──────────────────────────────────────────────── */
.hero{
  position:relative;min-height:100svh;
  display:flex;align-items:center;justify-content:center;text-align:center;
  overflow:hidden;
  padding:calc(80px + var(--space-lg)) var(--space-sm) var(--space-lg);
}
.hero::before{
  content:'';position:absolute;inset:-50%;
  background:
    radial-gradient(ellipse 65% 55% at 15% 40%,rgba(0,255,255,.13) 0%,transparent 60%),
    radial-gradient(ellipse 55% 65% at 85% 60%,rgba(180,0,255,.15) 0%,transparent 60%),
    radial-gradient(ellipse 40% 40% at 50% 10%,rgba(0,255,255,.06) 0%,transparent 50%);
  animation:heroBg 14s ease-in-out infinite alternate;pointer-events:none;
}
@keyframes heroBg{
  0%  {transform:scale(1)   rotate(0deg)}
  100%{transform:scale(1.12)rotate(4deg)}
}
#particleCanvas{position:absolute;inset:0;pointer-events:none;opacity:.55}
.hero__grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(0,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;pointer-events:none;
  mask-image:radial-gradient(ellipse 85% 85% at 50% 50%,black,transparent);
}

/* Floating badges */
.hero__badge{
  position:absolute;
  display:flex;align-items:center;gap:.5rem;
  padding:.5rem 1rem;border-radius:999px;
  background:rgba(255,255,255,.06);backdrop-filter:blur(10px);
  border:1px solid var(--border);
  font-size:.78rem;font-weight:600;color:var(--text);
  animation:float 5s ease-in-out infinite alternate;
}
.hero__badge--1{top:22%;left:6%;animation-delay:0s}
.hero__badge--2{top:30%;right:6%;animation-delay:.8s}
@keyframes float{0%{transform:translateY(0)}100%{transform:translateY(-10px)}}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 8px var(--primary)}
.badge-dot--purple{background:var(--accent);box-shadow:0 0 8px var(--accent)}

.hero__content{position:relative;z-index:2;max-width:820px}
.hero__eyebrow{
  font-size:.78rem;font-weight:700;letter-spacing:.22em;
  text-transform:uppercase;color:var(--primary);margin-bottom:var(--space-sm);
}
.hero__title{
  font-size:clamp(2.5rem,6.5vw,5.2rem);font-weight:900;
  color:var(--heading);line-height:1.08;margin-bottom:var(--space-md);
}
.hero__sub{
  font-size:clamp(1rem,2vw,1.18rem);color:var(--text);
  max-width:600px;margin:0 auto var(--space-md);
}
.hero__sub strong{color:var(--heading)}
.hero__cta{display:flex;gap:var(--space-sm);justify-content:center;flex-wrap:wrap;margin-bottom:var(--space-md)}
.hero__trust{
  display:flex;gap:var(--space-md);justify-content:center;flex-wrap:wrap;
  font-size:.8rem;color:var(--text-muted);
}
.hero__trust span{display:flex;align-items:center;gap:.35rem}

.hero__scroll{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:2}
.hero__scroll span{
  display:block;width:24px;height:40px;border:2px solid var(--border);border-radius:12px;position:relative;
}
.hero__scroll span::after{
  content:'';position:absolute;top:6px;left:50%;transform:translateX(-50%);
  width:4px;height:8px;background:var(--primary);border-radius:2px;
  animation:scrollCaret 1.8s ease-in-out infinite;
}
@keyframes scrollCaret{
  0%  {opacity:1;transform:translateX(-50%) translateY(0)}
  100%{opacity:0;transform:translateX(-50%) translateY(18px)}
}

/* ── 8. ABOUT STRIP ───────────────────────────────────────── */
.about-strip{
  background:var(--bg-2);
  border-top:1px solid var(--border-soft);
  border-bottom:1px solid var(--border-soft);
  padding:var(--space-xl) 0;
}
.about-strip__inner{
  display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl);align-items:center;
}
.about-strip__text p{color:var(--text);margin-bottom:1rem}
.about-strip__text p strong{color:var(--primary)}
.about-strip__cards{
  display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm);
}
.about-card{
  background:var(--surface);border:1px solid var(--border-soft);
  border-radius:var(--r-md);padding:1.25rem;transition:border-color var(--t-fast);
}
.about-card:hover{border-color:var(--border)}
.about-card__icon{font-size:1.8rem;margin-bottom:.6rem}
.about-card h3{font-size:.95rem;font-weight:700;color:var(--heading);margin-bottom:.4rem}
.about-card p{font-size:.82rem;color:var(--text-muted);line-height:1.5}

/* ── 9. SERVICES GRID ─────────────────────────────────────── */
.services__grid{
  display:grid;gap:1.5rem;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  margin-top:var(--space-md);
}

/* ── 10. CARDS ────────────────────────────────────────────── */
.card{
  position:relative;
  background:var(--surface);border:1px solid var(--border-soft);
  border-radius:var(--r-xl);
  padding:var(--space-md) var(--space-md) calc(var(--space-md)*1.4);
  overflow:hidden;
  transition:transform var(--t-slow),box-shadow var(--t-slow),border-color var(--t-med);
  transform-style:preserve-3d;will-change:transform;
}
.card:hover,.card:focus-visible{
  box-shadow:var(--shadow-card),var(--glow-cyan);
  border-color:rgba(0,255,255,.3);outline:none;
}
.card--featured{
  border-color:rgba(0,255,255,.22);
  background:linear-gradient(145deg,rgba(0,255,255,.05),rgba(180,0,255,.04));
}
.card--featured:hover{box-shadow:var(--shadow-card),var(--glow-purple)}
.card__glow{
  position:absolute;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,255,255,.15),transparent 70%);
  pointer-events:none;opacity:0;transform:translate(-50%,-50%);
  transition:opacity var(--t-med);
}
.card:hover .card__glow{opacity:1}
.card__badge{
  position:absolute;top:1.2rem;right:1.2rem;
  background:var(--grad);color:#000;
  font-size:.68rem;font-weight:800;letter-spacing:.08em;
  text-transform:uppercase;padding:.25rem .75rem;border-radius:999px;
}
.card__icon{
  width:58px;height:58px;border-radius:var(--r-md);
  background:rgba(0,255,255,.07);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:1.25rem;color:var(--primary);
  transition:background var(--t-med),box-shadow var(--t-med);
}
.card:hover .card__icon,.card--featured .card__icon{
  background:rgba(0,255,255,.14);box-shadow:var(--glow-cyan);
}
.card__icon svg{width:30px;height:30px}
.card__title{font-size:1.3rem;font-weight:800;color:var(--heading);margin-bottom:.3rem}
.card__tag{
  font-size:.74rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--primary);margin-bottom:.9rem;
}
.card__desc{font-size:.9rem;color:var(--text);margin-bottom:var(--space-sm);line-height:1.6}
.card__desc strong{color:var(--heading)}
.card__features{margin-bottom:1.4rem}
.card__features li{
  font-size:.83rem;color:var(--text-muted);
  padding:.32rem 0;border-bottom:1px solid rgba(255,255,255,.05);
  display:flex;align-items:center;gap:.5rem;
}
.card__features li::before{
  content:'';display:block;width:6px;height:6px;border-radius:50%;
  background:var(--primary);flex-shrink:0;
}
.card__cta{font-size:.85rem;font-weight:700;color:var(--primary);transition:color var(--t-fast)}
.card__cta:hover{color:var(--accent)}

/* ── 11. INDUSTRY 4.0 ─────────────────────────────────────── */
.industry{background:var(--bg-2)}
.industry__grid{
  display:grid;gap:1.25rem;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  margin-top:var(--space-md);
}
.i4-card{
  background:var(--surface);border:1px solid var(--border-soft);
  border-radius:var(--r-lg);padding:1.5rem;
  transition:border-color var(--t-fast),box-shadow var(--t-fast),transform var(--t-med);
}
.i4-card:hover{
  border-color:rgba(0,255,255,.28);
  box-shadow:0 4px 24px rgba(0,0,0,.4),var(--glow-cyan);
  transform:translateY(-4px);
}
.i4-card__num{
  font-size:2.2rem;font-weight:900;
  background:var(--grad);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
  margin-bottom:.6rem;line-height:1;
}
.i4-card h3{font-size:1rem;font-weight:700;color:var(--heading);margin-bottom:.5rem}
.i4-card p{font-size:.85rem;color:var(--text-muted);line-height:1.55;margin-bottom:.9rem}
.i4-card__tags{display:flex;flex-wrap:wrap;gap:.4rem}
.i4-card__tags span{
  font-size:.7rem;font-weight:600;
  background:rgba(0,255,255,.08);color:var(--primary);
  border:1px solid rgba(0,255,255,.18);border-radius:999px;
  padding:.2rem .65rem;
}

/* CTA Banner */
.industry__cta-banner{
  margin-top:var(--space-lg);
  background:linear-gradient(135deg,rgba(0,255,255,.08),rgba(180,0,255,.1));
  border:1px solid rgba(0,255,255,.2);
  border-radius:var(--r-xl);padding:var(--space-md) var(--space-md);
  display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);
  flex-wrap:wrap;
}
.industry__cta-banner h3{font-size:1.3rem;font-weight:800;color:var(--heading);margin-bottom:.4rem}
.industry__cta-banner p{color:var(--text);font-size:.9rem}

/* ── 12. STATS ────────────────────────────────────────────── */
.stats{
  background:var(--bg-3);
  border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);
  padding:var(--space-lg) 0;
}
.stats__inner{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
  gap:var(--space-md);text-align:center;
}
.stat__num{
  font-size:clamp(2rem,4vw,3rem);font-weight:900;
  background:var(--grad);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
}
.stat__suffix{font-size:1.1rem;font-weight:700;color:var(--primary);margin-left:.15rem}
.stat__label{font-size:.8rem;color:var(--text-muted);margin-top:.4rem}

/* ── 13. SCORE SECTION ────────────────────────────────────── */
.score-section{background:var(--bg)}
.score-section__inner{
  display:grid;grid-template-columns:1fr 1.1fr;gap:var(--space-xl);align-items:start;
}
.score-section__info p{color:var(--text);margin-bottom:var(--space-sm)}
.score-section__benefits{display:flex;flex-direction:column;gap:.6rem;margin-top:var(--space-sm)}
.score-section__benefits li{font-size:.88rem;color:var(--text)}
.score-widget{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-xl);padding:var(--space-md);
  display:flex;flex-direction:column;gap:var(--space-sm);
}
.score-widget__field{display:flex;flex-direction:column;gap:.4rem}
.score-widget__field label{font-size:.8rem;font-weight:600;color:var(--text-muted)}
.score-widget__field input,
.score-widget__field select{
  background:rgba(255,255,255,.04);border:1px solid var(--border);
  border-radius:var(--r-sm);padding:.65rem .9rem;color:var(--heading);
  transition:border-color var(--t-fast);
}
.score-widget__field input:focus,.score-widget__field select:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,255,255,.1);
}
.score-widget__field select option{background:var(--bg-2)}
.score-result{text-align:center;padding-top:var(--space-sm);animation:fadeIn .5s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.score-result__meter{position:relative;display:inline-block}
.score-result__meter svg{width:160px}
.score-result__num{
  position:absolute;bottom:4px;left:50%;transform:translateX(-50%);
  font-size:2rem;font-weight:900;
  background:var(--grad);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
}
.score-result__label{font-size:.78rem;color:var(--text-muted);display:block;margin-top:.2rem}
.score-result__msg{font-size:.88rem;color:var(--text);margin-top:var(--space-sm);line-height:1.55}

/* ── 14. CONTACT ──────────────────────────────────────────── */
.contact{background:var(--bg-2)}
.contact__inner{
  display:grid;grid-template-columns:1fr 1.3fr;gap:var(--space-xl);align-items:start;
}
.contact__info p{color:var(--text);max-width:380px;margin-bottom:var(--space-md)}
.contact__promise{display:flex;flex-direction:column;gap:1rem;margin-bottom:var(--space-md)}
.promise-item{display:flex;gap:1rem;align-items:flex-start}
.promise-item>span{font-size:1.4rem;flex-shrink:0;margin-top:.1rem}
.promise-item strong{display:block;color:var(--heading);font-size:.9rem;margin-bottom:.2rem}
.promise-item p{font-size:.82rem;color:var(--text-muted);margin:0}
.contact__details{display:flex;flex-direction:column;gap:.75rem}
.contact__details li{display:flex;align-items:center;gap:.75rem;font-size:.88rem}
.contact__details svg{width:16px;height:16px;color:var(--primary);flex-shrink:0}
.contact__details a:hover{color:var(--primary)}

.contact__form{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-xl);padding:var(--space-md);
  display:flex;flex-direction:column;gap:var(--space-sm);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-sm)}
.form-field{display:flex;flex-direction:column;gap:.4rem}
.form-field label{font-size:.8rem;font-weight:600;color:var(--text-muted)}
.form-field input,
.form-field textarea,
.form-field select{
  background:rgba(255,255,255,.04);border:1px solid var(--border);
  border-radius:var(--r-sm);padding:.68rem .9rem;color:var(--heading);resize:vertical;
  transition:border-color var(--t-fast),box-shadow var(--t-fast);
}
.form-field input::placeholder,
.form-field textarea::placeholder{color:var(--text-muted)}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,255,255,.1);
}
.form-field select option{background:var(--bg-2)}
.form-status{font-size:.84rem;min-height:1.2em;text-align:center}
.form-status.success{color:var(--primary)}
.form-status.error{color:#ff4d6d}

/* ── 15. FOOTER ───────────────────────────────────────────── */
.footer{background:var(--bg);border-top:1px solid var(--border-soft)}
.footer__inner{
  display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;
  gap:var(--space-md);padding:var(--space-lg) 0 var(--space-md);
}
.logo-footer{height: 50%;}
.footer__brand{font-size:1.5rem;font-weight:800;color:var(--heading);margin-bottom:.6rem}
.footer__tagline{font-size:.82rem;color:var(--text-muted);line-height:1.5}
.footer__col h4{
  font-size:.78rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--text-muted);margin-bottom:1rem;
}
.footer__col ul{display:flex;flex-direction:column;gap:.6rem}
.footer__col a{font-size:.85rem;color:var(--text-muted);transition:color var(--t-fast)}
.footer__col a:hover{color:var(--primary)}
.footer__email{
  font-size:.85rem;color:var(--primary);word-break:break-all;
  border-bottom:1px solid rgba(0,255,255,.25);padding-bottom:2px;
  transition:color var(--t-fast);
}
.footer__email:hover{color:var(--accent)}
.footer__bottom{
  border-top:1px solid var(--border-soft);padding:1.5rem 0;text-align:center;
}
.footer__bottom p{font-size:.8rem;color:var(--text-muted)}

/* ── 16. RESPONSIVE ───────────────────────────────────────── */
@media(max-width:1024px){
  .footer__inner{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .about-strip__inner,
  .score-section__inner,
  .contact__inner{grid-template-columns:1fr;gap:var(--space-lg)}
  .about-strip__cards{grid-template-columns:1fr 1fr}
  .hero__badge{display:none}
}
@media(max-width:640px){
  .nav__links{display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;background:rgba(6,6,15,.97);
    padding:var(--space-sm) 5%;border-bottom:1px solid var(--border-soft);gap:var(--space-sm)}
  .nav__links.is-open{display:flex}
  .nav__burger{display:flex}
  .form-row,.about-strip__cards{grid-template-columns:1fr}
  .stats__inner{grid-template-columns:1fr 1fr}
  .footer__inner{grid-template-columns:1fr}
  .industry__cta-banner{flex-direction:column;text-align:center}
  .hero__trust{flex-direction:column;gap:.5rem}
}