/* ==========================================================
   ByBalon V2 — Ana Sayfa Teması (Turkuaz Baskın)
   Referans: localhost/bybalon/ ana sayfa açılışı
   ========================================================== */

:root{
  --byb-bg:#020c14;
  --byb-bg-2:#041824;
  --byb-bg-3:#061e2e;
  --byb-turkuaz:#20B2AA;
  --byb-turkuaz-koyu:#008B8B;
  --byb-turkuaz-acik:#80deea;
  --byb-altin:#FFD700;
  --byb-beyaz:#ffffff;
  --byb-light:#f0fafb;
  --byb-muted:rgba(255,255,255,.65);
}

/* ── HERO ── */
.byb-hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:var(--byb-bg);
}
.byb-hero__bg{
  position:absolute;
  inset:0;
  z-index:0;
}
.byb-hero__gradient{
  position:absolute;
  inset:0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(32,178,170,.18), transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 30%, rgba(0,139,139,.12), transparent 60%),
    linear-gradient(135deg, var(--byb-bg) 0%, var(--byb-bg-2) 40%, var(--byb-bg-3) 70%, var(--byb-bg) 100%);
}
.byb-hero__grid{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(32,178,170,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32,178,170,.04) 1px, transparent 1px);
  background-size:60px 60px;
  animation:bybGridMove 20s linear infinite;
}
@keyframes bybGridMove{to{transform:translateY(60px)}}

.byb-hero__orbs{position:absolute; inset:0; pointer-events:none;}
.byb-orb{
  position:absolute; border-radius:50%; filter:blur(80px);
  animation:bybOrbFloat ease-in-out infinite alternate;
}
.byb-orb--1{
  width:500px; height:500px;
  background:radial-gradient(circle, rgba(32,178,170,.2), transparent 70%);
  top:-100px; left:-100px; animation-duration:8s;
}
.byb-orb--2{
  width:400px; height:400px;
  background:radial-gradient(circle, rgba(0,139,139,.15), transparent 70%);
  bottom:-80px; right:10%; animation-duration:10s; animation-delay:2s;
}
.byb-orb--3{
  width:300px; height:300px;
  background:radial-gradient(circle, rgba(128,222,234,.1), transparent 70%);
  top:40%; left:50%; animation-duration:7s; animation-delay:1s;
}
@keyframes bybOrbFloat{from{transform:translate(0,0) scale(1)}to{transform:translate(30px,20px) scale(1.1)}}

.byb-hero__lines{position:absolute; inset:0; overflow:hidden; pointer-events:none;}
.byb-hero__lines span{
  position:absolute; top:0; width:1px; height:100%;
  background:linear-gradient(180deg, transparent, rgba(32,178,170,.3), transparent);
  animation:bybLineSlide 6s ease-in-out infinite;
}
.byb-hero__lines span:nth-child(1){left:10%; animation-duration:7s}
.byb-hero__lines span:nth-child(2){left:25%; animation-duration:9s; animation-delay:1.5s; opacity:.5}
.byb-hero__lines span:nth-child(3){left:50%; animation-duration:6s; animation-delay:.8s}
.byb-hero__lines span:nth-child(4){left:72%; animation-duration:8s; animation-delay:2.2s; opacity:.4}
.byb-hero__lines span:nth-child(5){left:88%; animation-duration:7s; animation-delay:.3s; opacity:.3}
@keyframes bybLineSlide{0%,100%{opacity:0; transform:translateY(-100%)}50%{opacity:1; transform:translateY(0)}}

.byb-hero__balloons{position:absolute; inset:0; pointer-events:none; overflow:hidden; z-index:1}
.byb-balloon{
  position:absolute;
  animation:bybBalloonRise linear infinite;
  opacity:0;
  filter:drop-shadow(0 4px 12px rgba(0,0,0,.3));
}
@keyframes bybBalloonRise{
  0%{transform:translateY(110vh) rotate(-8deg); opacity:0}
  5%{opacity:.7}
  95%{opacity:.5}
  100%{transform:translateY(-15vh) rotate(8deg); opacity:0}
}

.byb-hero__sparkles{position:absolute; inset:0; pointer-events:none; overflow:hidden; z-index:1}
.byb-sparkle{
  position:absolute; border-radius:50%;
  background:var(--byb-turkuaz);
  animation:bybSparkleFly linear infinite;
  will-change:transform,opacity;
}
@keyframes bybSparkleFly{
  0%{opacity:0; transform:translateY(0) scale(0)}
  10%{opacity:1; transform:translateY(-8px) scale(1)}
  90%{opacity:.6; transform:translateY(-80px) scale(.7)}
  100%{opacity:0; transform:translateY(-120px) scale(0)}
}

.byb-hero__inner{
  position:relative; z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(280px,.95fr);
  gap:clamp(28px,4vw,56px);
  align-items:center;
  padding:20px 0 40px;
  min-height:100vh; box-sizing:border-box;
}
@media(max-width:1024px){
  .byb-hero__inner{grid-template-columns:minmax(0,1.15fr) minmax(230px,.85fr); gap:24px; padding:28px 0 40px; min-height:100vh}
}
@media(max-width:768px){
  .byb-hero{align-items:flex-start!important; padding:0 0 24px!important}
  .byb-hero__inner.container{
    width:100%!important; max-width:none!important; margin-inline:0!important;
    grid-template-columns:minmax(0,1.18fr) minmax(128px,.82fr)!important;
    padding:18px 10px 24px!important;
    gap:10px!important; align-items:start!important; box-sizing:border-box!important; min-height:auto!important
  }
  .byb-hero__eyebrow{font-size:.52rem; letter-spacing:.1em; gap:5px; margin-bottom:10px}
  .byb-hero__title{margin-bottom:14px}
  .byb-hero__sub{font-size:.76rem; line-height:1.55; margin-bottom:16px}
  .byb-hero__content,.byb-hero__cards{min-width:0}
  .byb-hero__content{position:relative; z-index:2}
  .byb-hero__cards{position:relative; z-index:3; align-self:start}
  .byb-hero__title-line{min-width:0; overflow-wrap:anywhere; word-break:normal}
  .byb-hero__stats--desktop{display:none}
  .byb-hero__stats--mobile{
    display:grid!important; grid-column:1 / -1; grid-template-columns:repeat(4,minmax(0,1fr));
    width:100%; gap:4px!important; margin-top:4px; align-items:start;
  }
  .byb-hero__stats--mobile .byb-hero__stat-sep{display:none}
  .byb-hero__stats--mobile .byb-hero__stat{min-width:0}
  .byb-hero__stats--mobile .byb-hero__stat-num{font-size:1.28rem}
  .byb-hero__stats--mobile .byb-hero__stat-lbl{font-size:.56rem; line-height:1.2; letter-spacing:.02em}
  .byb-hero__scroll{display:none}
}

.byb-hero__eyebrow{
  display:flex; align-items:center; gap:10px;
  color:var(--byb-turkuaz);
  font-size:.75rem; font-weight:700; letter-spacing:.18em; text-transform:uppercase;
  margin-bottom:20px;
  opacity:0; animation:bybFadeUp .7s .2s ease forwards;
}
.byb-hero__dot{
  width:6px; height:6px; border-radius:50%;
  background:var(--byb-turkuaz);
  box-shadow:0 0 8px var(--byb-turkuaz);
  animation:bybDotPulse 2s ease-in-out infinite;
}
@keyframes bybDotPulse{0%,100%{transform:scale(1); box-shadow:0 0 8px var(--byb-turkuaz)}50%{transform:scale(1.6); box-shadow:0 0 16px var(--byb-turkuaz)}}

.byb-hero__title{
  display:flex; flex-direction:column;
  margin:0 0 24px; line-height:1.1;
}
.byb-hero__title-line{
  display:block;
  font-family:'Playfair Display', Georgia, serif;
  font-weight:700; color:var(--byb-beyaz);
  opacity:0;
}
.byb-tl--1{font-size:clamp(1.8rem,3.5vw,3rem); animation:bybFadeUp .7s .4s ease forwards}
.byb-tl--2{
  font-size:clamp(2.2rem,4.5vw,4rem);
  background:linear-gradient(90deg, var(--byb-turkuaz), var(--byb-turkuaz-acik), var(--byb-turkuaz));
  background-size:300% auto;
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  animation:bybFadeUp .7s .6s ease forwards, bybGradientFlow 4s linear infinite;
}
@keyframes bybGradientFlow{to{background-position:300% center}}
.byb-tl--3{
  font-size:clamp(1.4rem,2.8vw,2.4rem);
  color:rgba(255,255,255,.7);
  animation:bybFadeUp .7s .8s ease forwards;
}
.byb-hero__cursor{
  display:inline-block; color:var(--byb-turkuaz);
  -webkit-text-fill-color:var(--byb-turkuaz);
  animation:bybBlink .9s step-end infinite; font-weight:300;
}
@keyframes bybBlink{0%,100%{opacity:1}50%{opacity:0}}

.byb-hero__sub{
  color:var(--byb-muted); font-size:1rem; line-height:1.75;
  max-width:min(580px,100%); margin-bottom:36px;
  opacity:0; animation:bybFadeUp .7s 1s ease forwards;
}
.byb-hero__sub strong{color:var(--byb-turkuaz)}

.byb-hero__btns{
  display:flex; gap:12px; flex-wrap:wrap; align-items:center;
  margin-bottom:40px;
  opacity:0; animation:bybFadeUp .7s 1.2s ease forwards;
}
.byb-hero__btns-cluster{display:inline-flex; flex-wrap:nowrap; gap:12px; align-items:center}
@media(min-width:769px){
  .byb-hero__btns-cluster{display:contents}
  .byb-hero__btns{flex-wrap:nowrap; justify-content:flex-start; gap:10px; width:100%; max-width:min(980px,100%)}
  .byb-hero__btns .byb-btn{flex:1 1 0; justify-content:center; padding:12px clamp(11px,1.1vw,16px); font-size:clamp(.8rem,.95vw,.9rem); white-space:nowrap; box-sizing:border-box}
  .byb-hero__btns .byb-btn--primary{flex:1.55 1 0; min-width:min(100%,max-content)}
}
@media(max-width:768px){
  .byb-hero__btns{display:flex; flex-direction:column; gap:7px; width:100%; max-width:420px; margin:0 0 18px}
  .byb-hero__btns-cluster{display:grid; grid-template-columns:1fr 1fr; gap:7px; width:100%}
  .byb-hero__btns-cluster--tail{grid-template-columns:1fr 1fr}
  .byb-hero__btns .byb-btn{width:100%; justify-content:center; box-sizing:border-box; padding:9px 5px; font-size:.66rem; gap:4px}
}

.byb-btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 26px; border-radius:50px;
  font-family:'Poppins',sans-serif; font-size:.9rem; font-weight:700;
  text-decoration:none; transition:all .3s ease;
  position:relative; overflow:hidden; border:none;
}
.byb-btn::before{content:''; position:absolute; inset:0; background:rgba(255,255,255,.1); transform:translateX(-100%); transition:transform .3s ease}
.byb-btn:hover::before{transform:translateX(0)}
.byb-btn--primary{
  background:linear-gradient(135deg, var(--byb-turkuaz), var(--byb-turkuaz-koyu));
  color:var(--byb-beyaz);
  box-shadow:0 8px 28px rgba(32,178,170,.4);
}
.byb-btn--primary:hover{transform:translateY(-3px) scale(1.04); box-shadow:0 14px 36px rgba(32,178,170,.7),0 0 28px rgba(32,178,170,.5)}
.byb-btn--wa{background:#25d366; color:var(--byb-beyaz); box-shadow:0 8px 24px rgba(37,211,102,.35)}
.byb-btn--wa:hover{transform:translateY(-3px) scale(1.04); box-shadow:0 14px 32px rgba(37,211,102,.6),0 0 24px rgba(37,211,102,.4)}
.byb-btn--tel{background:transparent; color:var(--byb-beyaz); border:1.5px solid rgba(255,255,255,.3); backdrop-filter:blur(4px)}
.byb-btn--tel:hover{border-color:var(--byb-turkuaz); color:var(--byb-turkuaz); transform:translateY(-3px); box-shadow:0 0 20px rgba(32,178,170,.3)}
.byb-btn--insta{
  background:linear-gradient(135deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888);
  color:var(--byb-beyaz); box-shadow:0 8px 24px rgba(220,39,67,.35);
}
.byb-btn--insta:hover{transform:translateY(-3px) scale(1.04); box-shadow:0 14px 32px rgba(220,39,67,.6),0 0 24px rgba(220,39,67,.4)}

.byb-hero__stats{
  display:flex; align-items:center; gap:16px; flex-wrap:nowrap;
  opacity:0; animation:bybFadeUp .7s 1.4s ease forwards;
}
.byb-hero__stats--mobile{display:none}
@media(max-width:600px){
  .byb-hero__stats{gap:10px; flex-wrap:nowrap}
  .byb-hero__stat-num{font-size:1.2rem}
  .byb-hero__stat-lbl{font-size:.62rem}
  .byb-hero__stat-sep{height:24px}
}
.byb-hero__stat{text-align:center}
.byb-hero__stat-num{display:block; font-size:1.6rem; font-weight:800; color:var(--byb-beyaz); line-height:1}
.byb-hero__stat-num span{color:var(--byb-turkuaz)}
.byb-hero__stat-lbl{display:block; font-size:.7rem; color:rgba(255,255,255,.5); font-weight:600; letter-spacing:.06em; margin-top:3px}
.byb-hero__stat-sep{width:1px; height:36px; background:rgba(255,255,255,.15)}

.byb-hero__cards{
  display:grid; grid-template-columns:1fr 1fr; gap:14px;
  width:100%; max-width:420px; justify-self:end; margin:0;
}
@media(max-width:1024px){
  .byb-hero__cards{grid-template-columns:1fr 1fr; max-width:100%; justify-self:stretch; gap:10px}
}
@media(max-width:600px){
  .byb-hero__cards{grid-template-columns:1fr 1fr; gap:7px}
  .byb-hcard{gap:5px; padding:13px 4px; border-radius:12px}
  .byb-hcard__icon{font-size:1.35rem}
  .byb-hcard__name{font-size:.58rem; line-height:1.15}
}

.byb-hcard{
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:10px; padding:22px 14px;
  background:rgba(10,20,35,.7); border-radius:16px;
  text-decoration:none; transition:transform .3s ease, box-shadow .3s ease;
  position:relative; overflow:hidden; isolation:isolate;
}
.byb-hcard::before{
  content:''; position:absolute; inset:-2px; border-radius:18px;
  background:conic-gradient(from var(--angle,0deg), transparent 0deg, transparent 60deg, var(--hc,#20B2AA) 90deg, rgba(255,255,255,.8) 100deg, transparent 130deg, transparent 360deg);
  animation:bybLazerSpin 3s linear infinite; z-index:-1;
}
.byb-hcard::after{
  content:''; position:absolute; inset:2px;
  background:rgba(8,18,32,.92); border-radius:14px; z-index:-1;
}
@property --angle{syntax:'<angle>'; initial-value:0deg; inherits:false}
@keyframes bybLazerSpin{to{--angle:360deg}}
@supports not (background:conic-gradient(from 0deg,red,blue)){
  .byb-hcard::before{background:linear-gradient(135deg,var(--hc,#20B2AA),transparent,var(--hc,#20B2AA)); animation:bybLazerFallback 2s linear infinite}
  @keyframes bybLazerFallback{to{transform:rotate(360deg)}}
}
.byb-hcard:hover{transform:translateY(-5px) scale(1.04); box-shadow:0 16px 40px rgba(0,0,0,.4),0 0 20px var(--hc,#20B2AA)}
.byb-hcard:hover::before{animation-duration:1s}
.byb-hcard__icon{font-size:2rem; filter:drop-shadow(0 2px 8px rgba(0,0,0,.4)); transition:transform .3s cubic-bezier(.34,1.56,.64,1); position:relative; z-index:1}
.byb-hcard:hover .byb-hcard__icon{transform:scale(1.2) rotate(-5deg)}
.byb-hcard__name{font-size:.75rem; font-weight:700; color:rgba(255,255,255,.85); text-align:center; line-height:1.3; position:relative; z-index:1}

.byb-hero__scroll{
  position:absolute; bottom:28px; left:50%; transform:translateX(-50%);
  color:rgba(255,255,255,.4); cursor:pointer;
  animation:bybScrollBounce 2s ease-in-out infinite; z-index:2; transition:color .2s;
}
.byb-hero__scroll:hover{color:var(--byb-turkuaz)}
@keyframes bybScrollBounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}
@keyframes bybFadeUp{from{opacity:0; transform:translateY(28px)}to{opacity:1; transform:translateY(0)}}

/* ── TRUST BAR ── */
.trust-bar{
  background:var(--byb-bg)!important;
  padding:14px 0; overflow:hidden; position:relative;
  border-top:1px solid rgba(32,178,170,.1); border-bottom:1px solid rgba(32,178,170,.1);
}
.trust-bar-inner{display:flex; gap:32px; justify-content:space-around; flex-wrap:wrap; align-items:center}
.trust-pill{
  display:flex; align-items:center; gap:10px;
  padding:6px 16px; border-radius:999px;
  border:1px solid rgba(32,178,170,.15);
  background:rgba(32,178,170,.04);
  color:rgba(255,255,255,.8); font-size:.82rem; font-weight:600; white-space:nowrap;
}
.trust-pill svg{color:var(--byb-turkuaz); flex-shrink:0; filter:drop-shadow(0 0 6px rgba(32,178,170,.8))}
.trust-pill span{
  background:linear-gradient(90deg,#fff 0%,var(--byb-turkuaz-acik) 50%,#fff 100%);
  background-size:200% auto;
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  animation:bybTextShine 3s linear infinite;
}
@media (max-width: 767px){
  .trust-bar{padding:9px 0}
  .trust-bar-inner{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;justify-content:stretch}
  .trust-pill{min-width:0;justify-content:center;gap:4px;padding:6px 4px;font-size:.58rem;text-align:center;white-space:normal;line-height:1.2}
  .trust-pill i{font-size:.75rem;flex-shrink:0}
  .trust-pill:nth-child(5){grid-column:2 / span 2}
}
@keyframes bybTextShine{0%{background-position:0% center}100%{background-position:200% center}}

/* ── SERVICES SECTION V2 ── */
.byb-services-section{padding:90px 0; background:var(--byb-light);}
.byb-section-header{text-align:center; margin-bottom:52px}
.byb-section-eyebrow{
  display:inline-block; padding:6px 18px; border-radius:999px;
  background:rgba(32,178,170,.1); border:1px solid rgba(32,178,170,.2);
  color:var(--byb-turkuaz-koyu); font-size:.75rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
}
.byb-section-title{font-family:'Playfair Display', Georgia, serif; font-size:clamp(1.8rem,3.5vw,2.6rem); color:var(--byb-bg); margin:12px 0 14px; line-height:1.2}
.byb-section-title span{color:var(--byb-turkuaz-koyu)}
.byb-section-sub{color:#546e7a; max-width:640px; margin:0 auto; font-size:1rem; line-height:1.65}
.byb-services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:24px;
}
.byb-service-card{
  display:flex; flex-direction:column;
  background:#fff; border-radius:20px; overflow:hidden;
  text-decoration:none; color:inherit;
  border:1.5px solid transparent;
  background-clip:padding-box;
  background:
    linear-gradient(#fff,#fff) padding-box,
    linear-gradient(135deg, rgba(32,178,170,.4), rgba(255,215,0,.2), rgba(32,178,170,.4)) border-box;
  position:relative; transition:transform .3s ease, box-shadow .3s ease;
  will-change:transform; perspective:1000px;
}
.byb-service-card:hover{
  transform:translateY(-6px) scale(1.02);
  box-shadow:0 24px 60px rgba(32,178,170,.25),0 8px 24px rgba(0,0,0,.15);
  background:
    linear-gradient(#fff,#fff) padding-box,
    linear-gradient(135deg, var(--byb-turkuaz), var(--byb-altin), var(--byb-turkuaz-koyu), var(--byb-turkuaz)) border-box;
  background-size:400% 400%;
  animation:bybGradBorder 3s linear infinite;
}
@keyframes bybGradBorder{to{background-position:400% 400%}}
.byb-service-card__img{position:relative; overflow:hidden; aspect-ratio:16/10}
.byb-service-card__img img{width:100%; height:100%; object-fit:cover; transition:transform .5s ease}
.byb-service-card:hover .byb-service-card__img img{transform:scale(1.1)}
.byb-service-card__overlay{
  position:absolute; inset:0;
  background:linear-gradient(to top, rgba(0,60,80,.7) 0%, rgba(32,178,170,.15) 50%, transparent 100%);
  opacity:0; transition:opacity .4s ease;
}
.byb-service-card:hover .byb-service-card__overlay{opacity:1}
.byb-service-card__body{padding:24px; flex:1; display:flex; flex-direction:column; text-align:center}
.byb-service-card__title{font-size:1.15rem; font-weight:700; color:var(--byb-bg); margin-bottom:10px}
.byb-service-card__desc{font-size:.88rem; color:#546e7a; margin-bottom:16px; flex:1}
.byb-service-card__link{color:var(--byb-turkuaz-koyu); font-weight:600; font-size:.85rem; transition:color .2s}
.byb-service-card:hover .byb-service-card__link{color:var(--byb-turkuaz)}

/* ── STATS SECTION ── */
.byb-stats-section{
  position:relative; padding:90px 0; background:var(--byb-bg);
  overflow:hidden;
}
.byb-stats-section::before{
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 50% 80% at 15% 50%, rgba(32,178,170,.22) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 85% 50%, rgba(0,139,139,.18) 0%, transparent 70%),
    radial-gradient(ellipse 30% 50% at 50% 50%, rgba(255,215,0,.08) 0%, transparent 70%);
}
.byb-stats-grid{
  position:relative; z-index:1;
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
}
@media(max-width:900px){.byb-stats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.byb-stats-grid{grid-template-columns:1fr}}
.byb-stat-item{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(32,178,170,.15);
  border-radius:20px; padding:32px 20px; text-align:center;
  backdrop-filter:blur(8px);
  transition:transform .3s ease, box-shadow .3s ease;
}
.byb-stat-item:hover{transform:translateY(-6px); box-shadow:0 16px 40px rgba(32,178,170,.2)}
.byb-stat-icon{display:flex; align-items:center; justify-content:center; height:54px; margin-bottom:14px}
.byb-stat-icon svg{width:42px; height:42px}
.byb-stat-num{font-size:2.2rem; font-weight:800; color:var(--byb-beyaz); line-height:1; margin-bottom:6px}
.byb-stat-num span{color:var(--byb-turkuaz)}
.byb-stat-label{font-size:.85rem; color:rgba(255,255,255,.6); font-weight:600}

/* ── WHY SECTION ── */
.byb-why-section{padding:92px 0; background:linear-gradient(135deg,#f5fcfc 0%,#e8f8fa 50%,#f7fcfd 100%)}
.byb-why-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:26px; margin-top:40px}
@media(max-width:1024px){.byb-why-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.byb-why-grid{grid-template-columns:1fr}}
.byb-why-card{
  min-height:470px; background:rgba(255,255,255,.93); border-radius:30px; padding:46px 34px 36px;
  border:1.5px solid rgba(18,202,224,.55); text-align:center; position:relative; overflow:hidden;
  box-shadow:0 14px 35px rgba(0,87,101,.08); transition:transform .3s ease, box-shadow .3s ease;
}
.byb-why-card:first-child{border-top:6px solid #1ed9e8; box-shadow:0 16px 40px rgba(0,214,229,.2)}
.byb-why-card:hover{transform:translateY(-8px); box-shadow:0 22px 48px rgba(0,174,190,.2)}
.byb-why-icon{width:128px; height:128px; margin:0 auto 30px; display:flex; align-items:center; justify-content:center; border-radius:50%; border:3px solid #68d9e7; background:radial-gradient(circle at 35% 30%,#effdff,#d9f7fa); box-shadow:0 12px 25px rgba(22,212,229,.17)}
.byb-why-icon svg,.byb-why-icon i{font-size:2.35rem!important; color:#10d6e8!important; text-shadow:0 0 12px rgba(16,214,232,.35)}
.byb-why-title{font-family:'Playfair Display',Georgia,serif; font-size:1.55rem; font-weight:800; color:#034451; margin-bottom:18px}
.byb-why-desc{font-size:1rem; color:#58717c; line-height:1.75; max-width:270px; margin:0 auto}
@media(max-width:1024px){.byb-why-card{min-height:360px}.byb-why-icon{width:100px;height:100px;margin-bottom:22px}.byb-why-title{font-size:1.3rem}}
@media(max-width:600px){.byb-why-card{min-height:auto;padding:30px 20px}.byb-why-icon{width:78px;height:78px;margin-bottom:16px}.byb-why-icon svg,.byb-why-icon i{font-size:1.65rem!important}.byb-why-title{font-size:1.2rem;margin-bottom:10px}.byb-why-desc{font-size:.92rem}}

/* ── HIW SECTION ── */
.byb-hiw-section{padding:90px 0; background:#fff}
.byb-hiw-steps{display:grid; grid-template-columns:repeat(4,1fr); gap:28px; margin-top:40px}
@media(max-width:1024px){.byb-hiw-steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.byb-hiw-steps{grid-template-columns:1fr}}
.byb-hiw-step{text-align:center; position:relative}
.byb-hiw-icon{
  width:80px; height:80px; margin:0 auto 18px;
  display:flex; align-items:center; justify-content:center;
  border-radius:50%;
  background:linear-gradient(135deg, rgba(32,178,170,.15), rgba(0,139,139,.1));
  border:2px solid rgba(32,178,170,.25);
  transition:transform .3s, box-shadow .3s;
}
.byb-hiw-icon svg{width:34px; height:34px; color:var(--byb-turkuaz-koyu)}
.byb-hiw-step:hover .byb-hiw-icon{transform:scale(1.1); box-shadow:0 0 24px rgba(32,178,170,.35)}
.byb-hiw-badge{
  display:inline-block; padding:4px 14px; border-radius:999px;
  background:rgba(32,178,170,.1); border:1px solid rgba(32,178,170,.2);
  color:var(--byb-turkuaz-koyu); font-size:.7rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase;
  margin-bottom:10px;
}
.byb-hiw-title{font-size:1.1rem; font-weight:700; color:var(--byb-bg); margin-bottom:8px}
.byb-hiw-desc{font-size:.85rem; color:#546e7a; line-height:1.6}

/* ── MEGA CTA ── */
.byb-mega-cta{
  position:relative;
  background:linear-gradient(135deg, var(--byb-bg) 0%, var(--byb-bg-2) 50%, var(--byb-bg) 100%);
  padding:100px 0; text-align:center; overflow:hidden;
}
.byb-mega-cta__orbs{position:absolute; inset:0; pointer-events:none}
.byb-mega-cta__orb{
  position:absolute; border-radius:50%; filter:blur(100px);
  animation:bybOrbFloat 10s ease-in-out infinite alternate;
}
.byb-mega-cta__orb--1{width:600px; height:600px; background:radial-gradient(circle, rgba(32,178,170,.25), transparent 70%); top:-200px; left:-100px}
.byb-mega-cta__orb--2{width:500px; height:500px; background:radial-gradient(circle, rgba(0,139,139,.2), transparent 70%); bottom:-150px; right:-50px; animation-direction:alternate-reverse}
.byb-mega-cta__orb--3{width:300px; height:300px; background:radial-gradient(circle, rgba(255,215,0,.12), transparent 70%); top:50%; left:50%; transform:translate(-50%,-50%); animation-duration:12s}
.byb-mega-cta__inner{position:relative; z-index:2}
.byb-mega-cta__badge{
  display:inline-flex; align-items:center; gap:8px;
  background:rgba(32,178,170,.15); backdrop-filter:blur(10px);
  border:1px solid rgba(32,178,170,.4); color:var(--byb-turkuaz);
  padding:8px 22px; border-radius:999px; font-size:.78rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase;
  margin-bottom:28px; box-shadow:0 0 20px rgba(32,178,170,.2);
  animation:bybMegaBadgePulse 3s ease-in-out infinite;
}
@keyframes bybMegaBadgePulse{0%,100%{box-shadow:0 0 20px rgba(32,178,170,.2)}50%{box-shadow:0 0 40px rgba(32,178,170,.5)}}
.byb-mega-cta__title{
  font-family:'Playfair Display', Georgia, serif; font-size:clamp(2rem,5vw,3.5rem);
  color:var(--byb-beyaz); line-height:1.2; margin-bottom:20px;
  text-shadow:0 4px 30px rgba(0,0,0,.4);
}
.byb-mega-cta__title span{
  background:linear-gradient(90deg, var(--byb-turkuaz), var(--byb-turkuaz-acik), var(--byb-turkuaz-koyu), var(--byb-turkuaz));
  background-size:300% auto;
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text;
  animation:bybGradientFlow 4s linear infinite;
  filter:drop-shadow(0 0 20px rgba(32,178,170,.6));
}
.byb-mega-cta__sub{color:rgba(255,255,255,.7); font-size:1.05rem; max-width:560px; margin:0 auto 48px; line-height:1.75}
.byb-mega-cta__btns{display:flex; gap:16px; justify-content:center; flex-wrap:wrap}
.byb-mega-cta__btn{
  display:inline-flex; align-items:center; gap:10px; padding:16px 36px; border-radius:50px;
  font-family:'Poppins',sans-serif; font-size:1rem; font-weight:700; text-decoration:none;
  transition:all .3s ease; position:relative; overflow:hidden;
}
.byb-mega-cta__btn::before{content:''; position:absolute; inset:0; background:rgba(255,255,255,.12); transform:translateX(-100%); transition:transform .3s ease}
.byb-mega-cta__btn:hover::before{transform:translateX(0)}
.byb-mega-cta__btn--neon{background:linear-gradient(135deg, var(--byb-turkuaz), var(--byb-turkuaz-koyu)); color:var(--byb-beyaz); box-shadow:0 8px 32px rgba(32,178,170,.5),0 0 0 2px rgba(32,178,170,.2)}
.byb-mega-cta__btn--neon:hover{transform:translateY(-4px) scale(1.06); box-shadow:0 16px 48px rgba(32,178,170,.7),0 0 60px rgba(32,178,170,.5),0 0 0 3px rgba(32,178,170,.4)}
.byb-mega-cta__btn--neon::after{content:''; position:absolute; inset:-4px; border-radius:54px; border:2px solid rgba(32,178,170,.4); animation:bybNeonPulseRing 2.5s ease-in-out infinite}
@keyframes bybNeonPulseRing{0%{transform:scale(1); opacity:.8}100%{transform:scale(1.3); opacity:0}}
.byb-mega-cta__btn--wa{background:#25d366; color:var(--byb-beyaz); box-shadow:0 8px 28px rgba(37,211,102,.4)}
.byb-mega-cta__btn--wa:hover{transform:translateY(-4px) scale(1.06); box-shadow:0 16px 44px rgba(37,211,102,.6),0 0 40px rgba(37,211,102,.4)}
.byb-mega-cta__btn--phone{background:rgba(255,255,255,.1); backdrop-filter:blur(8px); color:var(--byb-beyaz); border:1.5px solid rgba(255,255,255,.3)}
.byb-mega-cta__btn--phone:hover{border-color:var(--byb-turkuaz); color:var(--byb-turkuaz); transform:translateY(-4px); box-shadow:0 0 30px rgba(32,178,170,.3)}
@media(max-width:600px){.byb-mega-cta__btns{flex-direction:column; align-items:center}.byb-mega-cta__btn{width:100%; max-width:320px; justify-content:center}}

/* ── CTA BAND ── */
.byb-cta-band{background:linear-gradient(135deg, var(--byb-turkuaz), var(--byb-turkuaz-koyu)); padding:60px 0; text-align:center}
.byb-cta-band__title{font-family:'Playfair Display', Georgia, serif; font-size:clamp(1.6rem,3vw,2.2rem); color:#fff; margin-bottom:10px}
.byb-cta-band__sub{color:rgba(255,255,255,.85); font-size:1rem; margin-bottom:26px}
.byb-cta-band__btns{display:flex; gap:12px; justify-content:center; flex-wrap:wrap}
.byb-cta-band__btns .byb-btn--white{background:#fff; color:var(--byb-turkuaz-koyu)}
.byb-cta-band__btns .byb-btn--outline{background:transparent; color:#fff; border:1.5px solid rgba(255,255,255,.5)}
.byb-cta-band__btns .byb-btn--outline:hover{border-color:#fff; background:rgba(255,255,255,.1)}

/* ── SCROLL REVEAL ── */
.byb-scroll-reveal{opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease}
.byb-scroll-reveal.byb-visible,.byb-service-card.byb-visible,.byb-why-card.byb-visible,.byb-hiw-step.byb-visible,.byb-stat-item.byb-visible,.byb-review-card.byb-visible,.byb-blog-card.byb-visible,.byb-gallery-item.byb-visible{
  opacity:1; transform:translateY(0);
}
.byb-service-card,.byb-why-card,.byb-hiw-step,.byb-stat-item,.byb-review-card,.byb-blog-card,.byb-gallery-item{opacity:0; transform:translateY(20px); transition:opacity .6s ease, transform .6s ease}

/* ── ABOUT ── */
.byb-about-section{padding:90px 0; background:#fff}
.byb-about-grid{display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,64px); align-items:center}
@media(max-width:900px){.byb-about-grid{grid-template-columns:1fr}}
.byb-about-media{position:relative; border-radius:24px; overflow:hidden; box-shadow:0 24px 60px rgba(32,178,170,.2); max-width:520px; margin:0 auto}
.byb-about-media img{width:100%; aspect-ratio:1/1; object-fit:cover; display:block}
.byb-about-badge{
  position:absolute; bottom:24px; left:24px;
  background:linear-gradient(135deg, var(--byb-turkuaz), var(--byb-turkuaz-koyu));
  color:#fff; border-radius:16px; padding:16px 22px; text-align:center;
  box-shadow:0 12px 32px rgba(32,178,170,.4);
}
.byb-about-badge__num{display:block; font-size:2rem; font-weight:800; line-height:1}
.byb-about-badge__lbl{display:block; font-size:.75rem; font-weight:600; opacity:.9; margin-top:4px}
.byb-about-content .byb-section-title--left{text-align:left; margin:12px 0 16px}
.byb-about-content p{color:#546e7a; line-height:1.75; margin-bottom:14px}
.byb-about-content p strong{color:var(--byb-turkuaz-koyu)}
.byb-about-list{list-style:none; padding:0; margin:24px 0 28px}
.byb-about-list li{display:flex; align-items:flex-start; gap:10px; margin-bottom:10px; color:#37474f; font-size:.95rem}
.byb-about-list i{color:var(--byb-turkuaz); flex-shrink:0; margin-top:2px}
.byb-btn--sm{padding:11px 24px; font-size:.85rem}

/* ── GALLERY PREVIEW ── */
.byb-gallery-section{padding:90px 0; background:var(--byb-light)}
.byb-gallery-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
@media(max-width:900px){.byb-gallery-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.byb-gallery-grid{grid-template-columns:repeat(2,1fr)}}
.byb-gallery-item{
  position:relative; border-radius:16px; overflow:hidden; cursor:pointer;
  aspect-ratio:4/3; background:#e0f2f1;
}
.byb-gallery-item img{width:100%; height:100%; object-fit:cover; transition:transform .5s ease}
.byb-gallery-item:hover img{transform:scale(1.08)}
.byb-gallery-overlay{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  background:rgba(0,60,80,.55); opacity:0; transition:opacity .3s ease;
  color:#fff; font-size:1.6rem;
}
.byb-gallery-item:hover .byb-gallery-overlay{opacity:1}

/* ── REVIEWS ── */
.byb-reviews-section{padding:90px 0; background:#fff}
.byb-reviews-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:8px}
@media(max-width:900px){.byb-reviews-grid{grid-template-columns:1fr}}
.byb-review-card{
  background:var(--byb-light); border-radius:20px; padding:32px 28px;
  border:1px solid rgba(32,178,170,.12); position:relative;
  transition:transform .3s ease, box-shadow .3s ease;
}
.byb-review-card:hover{transform:translateY(-4px); box-shadow:0 16px 40px rgba(32,178,170,.12)}
.byb-review-quote{font-size:2rem; color:rgba(32,178,170,.25); display:block; margin-bottom:8px}
.byb-review-stars{color:var(--byb-altin); margin-bottom:14px; font-size:.9rem}
.byb-review-text{color:#546e7a; font-size:.92rem; line-height:1.7; margin-bottom:20px; font-style:italic}
.byb-review-meta strong{display:block; color:var(--byb-bg); font-size:.95rem}
.byb-review-meta span{font-size:.8rem; color:var(--byb-turkuaz-koyu); font-weight:600}

/* ── BLOG PREVIEW ── */
.byb-blog-section{padding:90px 0; background:var(--byb-light)}
.byb-blog-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
@media(max-width:900px){.byb-blog-grid{grid-template-columns:1fr}}
.byb-blog-card{
  display:flex; flex-direction:column; background:#fff; border-radius:20px; overflow:hidden;
  text-decoration:none; color:inherit;
  border:1px solid rgba(32,178,170,.1);
  transition:transform .3s ease, box-shadow .3s ease;
}
.byb-blog-card:hover{transform:translateY(-6px); box-shadow:0 20px 50px rgba(32,178,170,.15)}
.byb-blog-card__img{position:relative; aspect-ratio:16/10; overflow:hidden}
.byb-blog-card__img img{width:100%; height:100%; object-fit:cover; transition:transform .5s ease}
.byb-blog-card:hover .byb-blog-card__img img{transform:scale(1.06)}
.byb-blog-card__cat{
  position:absolute; top:14px; left:14px;
  background:rgba(32,178,170,.92); color:#fff;
  padding:4px 12px; border-radius:999px; font-size:.7rem; font-weight:700;
}
.byb-blog-card__body{padding:22px 24px; flex:1; display:flex; flex-direction:column}
.byb-blog-card__body time{font-size:.75rem; color:#90a4ae; font-weight:600; margin-bottom:8px}
.byb-blog-card__body h3{font-size:1.05rem; font-weight:700; color:var(--byb-bg); margin-bottom:10px; line-height:1.4}
.byb-blog-card__body p{font-size:.85rem; color:#546e7a; line-height:1.6; flex:1; margin-bottom:14px;
  display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden}
.byb-blog-card__link{color:var(--byb-turkuaz-koyu); font-weight:600; font-size:.85rem}

/* ── SECTION CTA ── */
.byb-section-cta{text-align:center; margin-top:40px}

/* ── HERO 8 CARDS ── */
@media(min-width:1025px){
  .byb-hero__cards{grid-template-columns:repeat(2,1fr); max-width:440px}
}

/* Mobil ana sayfa: okunaklı, kompakt ve tek akışlı düzen */
@media (max-width: 767px) {
  html, body { width: 100%; max-width: 100%; overflow-x: hidden; }
  .byb-hero {
    min-height: 0;
    width: 100%; max-width: 100%;
    padding: 0 0 30px !important;
    background:
      radial-gradient(circle at 12% 12%, rgba(32,178,170,.24), transparent 34%),
      radial-gradient(circle at 88% 62%, rgba(0,139,139,.2), transparent 38%),
      #020c14;
  }
  .byb-hero__grid { background-size: 38px 38px; opacity: .65; animation: none; }
  .byb-hero__lines span:nth-child(even), .byb-hero__orbs { display: none; }
  .byb-hero__balloons { opacity: .38; }
  .byb-hero__inner.container {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 18px !important;
    padding: 32px 16px 0 !important;
    box-sizing: border-box !important;
  }
  .byb-hero__content { text-align: center; }
  .byb-hero__eyebrow { justify-content: center; font-size: .6rem; line-height: 1.4; margin-bottom: 14px; }
  .byb-hero__title { margin-bottom: 14px; }
  .byb-tl--1 { font-size: 2.05rem; }
  .byb-tl--2 { font-size: 2.5rem; }
  .byb-tl--3 { font-size: 1.65rem; }
  .byb-hero__sub { max-width: 340px; margin: 0 auto 20px; font-size: .93rem; line-height: 1.65; }
  .byb-hero__btns { max-width: 360px; margin: 0 auto; }
  .byb-hero__btns .byb-btn { min-height: 47px; padding: 9px 6px; font-size: .75rem; }
  .byb-hero__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 10px; max-width: 100%; order: 2;
  }
  .byb-hero__cards .byb-hcard:nth-child(n+5) { display: none; }
  .byb-hcard {
    min-height: 94px; padding: 12px 8px; gap: 7px; border-radius: 15px;
    background: rgba(6,20,33,.84); border: 1px solid rgba(104,217,231,.2);
    box-shadow: inset 0 1px rgba(255,255,255,.06), 0 9px 22px rgba(0,0,0,.18);
  }
  .byb-hcard::before { opacity: .75; }
  .byb-hcard__icon { font-size: 1.55rem; }
  .byb-hcard__name { font-size: .76rem; line-height: 1.15; overflow-wrap: anywhere; }
  .byb-hero__stats--desktop {
    display: grid !important; order: 3; grid-column: 1; grid-template-columns: repeat(4, minmax(0, 1fr));
    margin: 2px 0 0 !important; padding: 12px 6px; gap: 4px !important;
    border: 1px solid rgba(104,217,231,.16); border-radius: 16px;
    background: rgba(255,255,255,.045); backdrop-filter: blur(8px);
  }
  .byb-hero__stats--desktop .byb-hero__stat-sep { display: none; }
  .byb-hero__stats--desktop .byb-hero__stat-num { font-size: 1.35rem; }
  .byb-hero__stats--desktop .byb-hero__stat-lbl { font-size: .6rem; line-height: 1.2; }

  .byb-why-section, .byb-hiw-section { padding: 58px 0; }
  .byb-section-header { margin-bottom: 28px; padding: 0 8px; }
  .byb-section-title { font-size: 2rem; }
  .byb-section-sub { font-size: .94rem; line-height: 1.55; }
  .byb-why-grid, .byb-hiw-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 0; }
  .byb-why-card { min-height: 0; padding: 22px 12px 20px; border-radius: 18px; }
  .byb-why-card:first-child { border-top-width: 4px; }
  .byb-why-icon { width: 62px; height: 62px; margin-bottom: 12px; border-width: 2px; }
  .byb-why-icon svg, .byb-why-icon i { font-size: 1.35rem !important; }
  .byb-why-title { font-size: 1.05rem; line-height: 1.2; margin-bottom: 8px; }
  .byb-why-desc { font-size: .78rem; line-height: 1.5; }
  .byb-hiw-step { min-height: 212px; padding: 20px 10px; border: 1px solid #e1f3f3; border-radius: 18px; background: #fff; box-shadow: 0 6px 18px rgba(0,77,77,.06); }
  .byb-hiw-icon { width: 62px; height: 62px; margin-bottom: 12px; }
  .byb-hiw-icon svg, .byb-hiw-icon i { width: 25px; height: 25px; font-size: 1.35rem !important; }
  .byb-hiw-badge { font-size: .61rem; padding: 4px 9px; margin-bottom: 8px; }
  .byb-hiw-title { font-size: .98rem; line-height: 1.25; margin-bottom: 7px; }
  .byb-hiw-desc { font-size: .77rem; line-height: 1.5; }
}

@media (max-width: 390px) {
  .byb-hero__inner.container { padding-inline: 13px !important; }
  .byb-hcard { min-height: 84px; padding: 9px 5px; }
  .byb-hcard__name { font-size: .68rem; }
  .byb-why-grid, .byb-hiw-steps { gap: 9px; }
  .byb-why-card, .byb-hiw-step { padding-inline: 9px; }
}

/* Mobil güven rozetleri: eşit kartlar ve kontrollü metin akışı */
@media (max-width: 767px) {
  .trust-bar { padding: 16px 0 18px; }
  .trust-bar-inner.container {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
    padding-inline: 14px;
  }
  .trust-pill {
    min-height: 58px;
    padding: 8px 10px;
    gap: 7px;
    justify-content: flex-start;
    border: 1px solid rgba(104,217,231,.18);
    border-radius: 14px;
    background: rgba(7,26,38,.74);
    box-shadow: inset 0 1px rgba(255,255,255,.05), 0 6px 16px rgba(0,0,0,.16);
    font-size: .7rem;
    line-height: 1.22;
  }
  .trust-pill i { font-size: .95rem; color: var(--byb-turkuaz); }
  .trust-pill span { text-align: left; }
  .trust-pill:nth-child(5) { grid-column: 1 / -1; justify-content: center; min-height: 46px; }
}