:root{
    --ink:#12151A;
    --ink-2:#1C2027;
    --pearl:#F1F3F5;
    --pearl-dim:#B9C0C8;
    --chrome:#3A4048;
    --wax:#C81E3E;
    --wax-dim:#8f1530;
    --glass:#29C4D9;
    --radius:2px;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--ink);
    color:var(--pearl);
    font-family:'Inter',sans-serif;
    overflow-x:hidden;
  }
  h1,h2,h3,.display{
    font-family:'Big Shoulders Display',sans-serif;
    font-weight:800;
    text-transform:uppercase;
    letter-spacing:0.01em;
    line-height:0.95;
  }
  .mono{font-family:'JetBrains Mono',monospace;letter-spacing:0.03em;}
  a{color:inherit;text-decoration:none;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 28px;}
  img,video{display:block;max-width:100%;}

  /* ---------- NAV ---------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 28px;
    background:linear-gradient(180deg,rgba(18,21,26,0.92),rgba(18,21,26,0));
    backdrop-filter:blur(2px);
  }
  .logo{font-family:'Big Shoulders Display';font-weight:800;font-size:22px;letter-spacing:0.04em;text-transform:uppercase;}
  .logo span{color:var(--wax);}
  .nav-cta{
    background:var(--wax);color:var(--pearl);
    padding:10px 20px;font-weight:700;font-size:13px;
    text-transform:uppercase;letter-spacing:0.08em;
    border-radius:var(--radius);
    transition:transform .15s ease, background .15s ease;
  }
  .nav-cta:hover{background:var(--wax-dim);transform:translateY(-1px);}

  /* ---------- HERO ---------- */
  .hero{
    position:relative;
    min-height:100svh;
    display:flex;align-items:flex-end;
    padding:120px 0 90px;
    overflow:hidden;
    background:var(--ink);
  }
  .hero-media{
    position:absolute;inset:0;z-index:0;
    display:flex;align-items:center;justify-content:center;
  }
  /* Zemin katmanı: dikey videoyu büyütüp bulanıklaştırarak tüm ekranı dolduruyor */
  .hero-media video.hero-bg-blur{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    filter:brightness(0.5) saturate(1.2) blur(38px);
    transform:scale(1.15);
  }
  /* Ön katman: gerçek dikey video, kırpılmadan, kendi en-boy oranıyla ortada */
  .hero-media video.hero-fg{
    position:relative;z-index:1;
    height:min(88vh,760px);width:auto;max-width:92vw;
    object-fit:contain;
    border-radius:6px;
    box-shadow:0 40px 100px rgba(0,0,0,0.55);
    filter:brightness(0.85) saturate(1.05);
  }
  .hero-media .fallback{
    position:absolute;inset:0;width:100%;height:100%;
    filter:brightness(0.55) saturate(1.15);
  }
  @media (max-width:720px){
    .hero-media video.hero-fg{height:70vh;}
  }
  .fallback{
    position:absolute;inset:0;
    background:
      radial-gradient(ellipse 60% 50% at 30% 20%, rgba(41,196,217,0.18), transparent 60%),
      radial-gradient(ellipse 70% 60% at 75% 80%, rgba(200,30,62,0.16), transparent 60%),
      linear-gradient(135deg,#0c0e12,#20242c 60%,#14171c);
  }
  .fallback::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(115deg, transparent 35%, rgba(255,255,255,0.10) 48%, rgba(255,255,255,0.22) 50%, rgba(255,255,255,0.10) 52%, transparent 65%);
    background-size:250% 250%;
    animation:sweep 5.5s ease-in-out infinite;
  }
  @keyframes sweep{
    0%{background-position:120% 0;}
    50%{background-position:-20% 100%;}
    100%{background-position:120% 0;}
  }
  .hero::before{
    content:"";position:absolute;inset:0;z-index:1;
    background:linear-gradient(180deg, rgba(18,21,26,0.15) 0%, rgba(18,21,26,0.55) 65%, rgba(18,21,26,0.96) 100%);
  }
  .hero-content{position:relative;z-index:2;width:100%;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-family:'JetBrains Mono';font-size:12px;letter-spacing:0.12em;
    color:var(--glass);text-transform:uppercase;
    margin-bottom:22px;
  }
  .eyebrow::before{content:"";width:7px;height:7px;background:var(--glass);border-radius:50%;box-shadow:0 0 10px var(--glass);}
  .hero h1{
    font-size:clamp(48px,9vw,124px);
    color:var(--pearl);
    margin-bottom:18px;
  }
  .hero h1 em{font-style:normal;color:var(--wax);}
  .hero p{
    max-width:520px;color:var(--pearl-dim);
    font-size:17px;line-height:1.6;margin-bottom:34px;
  }
  .cta-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center;}
  .btn-primary{
    background:var(--wax);color:var(--pearl);
    padding:17px 34px;font-weight:700;font-size:14px;
    text-transform:uppercase;letter-spacing:0.08em;
    border-radius:var(--radius);
    display:inline-block;
    transition:transform .15s ease, box-shadow .15s ease;
    box-shadow:0 0 0 rgba(200,30,62,0);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(200,30,62,0.35);}
  .btn-ghost{
    color:var(--pearl);font-size:13px;font-weight:600;
    text-transform:uppercase;letter-spacing:0.08em;
    border-bottom:1px solid var(--chrome);padding-bottom:4px;
  }

  /* ---------- SECTION generic ---------- */
  section{padding:110px 0;position:relative;}
  .section-tag{
    font-family:'JetBrains Mono';font-size:12px;color:var(--glass);
    text-transform:uppercase;letter-spacing:0.12em;margin-bottom:14px;
  }
  .section-title{font-size:clamp(30px,4.4vw,52px);color:var(--pearl);max-width:680px;margin-bottom:16px;}
  .section-sub{color:var(--pearl-dim);max-width:520px;font-size:16px;line-height:1.65;}

  /* ---------- BEFORE/AFTER SLIDER (signature element) ---------- */
  .slider-section{background:var(--ink-2);}
  .ba-wrap{
    position:relative;
    max-width:900px;margin:56px auto 0;
    aspect-ratio:16/10;
    border-radius:4px;overflow:hidden;
    cursor:ew-resize;
    box-shadow:0 30px 80px rgba(0,0,0,0.5);
    border:1px solid var(--chrome);
    user-select:none;
    -webkit-user-select:none;
  }
  .ba-layer{position:absolute;inset:0;overflow:hidden;}
  .ba-layer img{
    position:absolute;top:0;left:0;height:100%;
    width:var(--ba-w, 100%);max-width:none;object-fit:cover;
  }
  .ba-after{
    background:
      radial-gradient(circle at 30% 25%, rgba(255,255,255,0.55), transparent 22%),
      radial-gradient(circle at 70% 60%, rgba(41,196,217,0.35), transparent 35%),
      linear-gradient(135deg,#1a1e24,#2b323b 45%,#171a1f);
  }
  .ba-before{
    background:linear-gradient(135deg,#2a2622,#3b352e 45%,#252220);
  }
  .ba-before img{filter:saturate(0.5) brightness(0.85);}
  .ba-clip{position:absolute;inset:0;width:50%;overflow:hidden;}
  .ba-handle{
    position:absolute;top:0;bottom:0;left:50%;width:2px;
    background:var(--pearl);
    transform:translateX(-1px);
    z-index:5;
  }
  .ba-handle .knob{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:46px;height:46px;border-radius:50%;
    background:var(--pearl);color:var(--ink);
    display:flex;align-items:center;justify-content:center;
    font-size:18px;box-shadow:0 6px 20px rgba(0,0,0,0.4);
  }
  .ba-label{
    position:absolute;top:16px;font-family:'JetBrains Mono';font-size:11px;
    text-transform:uppercase;letter-spacing:0.1em;
    padding:6px 12px;background:rgba(18,21,26,0.65);border-radius:2px;z-index:4;
  }
  .ba-label.before{left:16px;color:var(--pearl-dim);}
  .ba-label.after{right:16px;color:var(--glass);}
  .ba-hint{
    text-align:center;color:var(--pearl-dim);font-size:13px;margin-top:16px;
    font-family:'JetBrains Mono';letter-spacing:0.05em;
  }

  /* ---------- STEPS ---------- */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:60px;background:var(--chrome);}
  .step{background:var(--ink);padding:44px 34px;}
  .step-num{font-family:'JetBrains Mono';color:var(--wax);font-size:14px;margin-bottom:24px;}
  .step h3{font-size:26px;color:var(--pearl);margin-bottom:12px;}
  .step p{color:var(--pearl-dim);font-size:14.5px;line-height:1.6;}

  /* ---------- VIDEO SHOWCASE ---------- */
  .showcase{background:var(--ink-2);}
  /* Dikey video için "telefon kartı" görünümü: bulanık zemin genişliği doldurur,
     ortadaki net dikey kart gerçek videoyu kırpmadan gösterir. */
  .main-video{
    position:relative;border-radius:4px;overflow:hidden;
    margin-top:50px;border:1px solid var(--chrome);
    min-height:520px;background:#000;
    display:flex;align-items:center;justify-content:center;
  }
  .main-video video.mv-blur{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    filter:brightness(0.4) blur(32px);transform:scale(1.15);
  }
  .main-video video.mv-fg{
    position:relative;z-index:1;
    height:min(72vh,640px);width:auto;max-width:92%;
    object-fit:contain;border-radius:6px;
    box-shadow:0 30px 80px rgba(0,0,0,0.5);
    background:#000;
  }
  .main-video .fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;z-index:2;}
  @media (max-width:600px){
    .main-video{min-height:420px;}
    .main-video video.mv-fg{height:60vh;}
  }
  .play-badge{
    width:74px;height:74px;border-radius:50%;
    border:2px solid var(--pearl);display:flex;align-items:center;justify-content:center;
    font-size:22px;color:var(--pearl);
  }
  .clip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px;}
  .clip{
    position:relative;aspect-ratio:9/16;border-radius:3px;overflow:hidden;
    border:1px solid var(--chrome);background:linear-gradient(160deg,#20242c,#14171c);
  }
  .clip video{width:100%;height:100%;object-fit:cover;}
  .clip .tag{
    position:absolute;bottom:8px;left:8px;font-family:'JetBrains Mono';
    font-size:10px;color:var(--pearl-dim);background:rgba(18,21,26,0.7);
    padding:3px 7px;border-radius:2px;
  }
  .sound-btn{
    position:absolute;top:8px;right:8px;z-index:2;
    width:30px;height:30px;border-radius:50%;border:none;
    background:rgba(18,21,26,0.7);color:var(--pearl);
    font-size:14px;display:flex;align-items:center;justify-content:center;
    cursor:pointer;
  }

  /* ---------- TRUST BAR ---------- */
  .trust{background:var(--ink);}
  .trust-grid{
    display:grid;grid-template-columns:repeat(4,1fr);
    border-top:1px solid var(--chrome);border-bottom:1px solid var(--chrome);
    margin-top:20px;
  }
  .trust-item{padding:30px 24px;border-right:1px solid var(--chrome);}
  .trust-item:last-child{border-right:none;}
  .trust-item .n{font-family:'Big Shoulders Display';font-weight:800;font-size:34px;color:var(--wax);}
  .trust-item .l{font-size:12.5px;color:var(--pearl-dim);margin-top:4px;text-transform:uppercase;letter-spacing:0.06em;}

  /* ---------- FAQ ---------- */
  .faq-item{border-top:1px solid var(--chrome);}
  .faq-item:last-child{border-bottom:1px solid var(--chrome);}
  .faq-q{
    display:flex;justify-content:space-between;align-items:center;
    padding:24px 0;cursor:pointer;font-size:17px;font-weight:600;color:var(--pearl);
  }
  .faq-q .plus{font-family:'JetBrains Mono';color:var(--wax);font-size:20px;transition:transform .2s ease;}
  .faq-item.open .plus{transform:rotate(45deg);}
  .faq-a{
    max-height:0;overflow:hidden;transition:max-height .3s ease;
    color:var(--pearl-dim);font-size:14.5px;line-height:1.65;
  }
  .faq-a p{padding-bottom:24px;max-width:600px;}

  /* ---------- FOOTER CTA ---------- */
  .final-cta{
    text-align:center;background:radial-gradient(ellipse 80% 100% at 50% 100%, rgba(200,30,62,0.18), transparent 60%), var(--ink);
  }
  .final-cta h2{font-size:clamp(34px,6vw,68px);margin-bottom:22px;}

  footer{background:var(--ink-2);padding:50px 0 30px;border-top:1px solid var(--chrome);}
  .foot-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;color:var(--pearl-dim);font-size:13px;}
  .foot-row a{color:var(--pearl-dim);}
  .foot-row a:hover{color:var(--pearl);}

  /* ---------- STICKY MOBILE CTA ---------- */
  .sticky-cta{
    position:fixed;bottom:0;left:0;right:0;z-index:90;
    background:var(--ink-2);border-top:1px solid var(--chrome);
    padding:12px 16px;display:none;
    justify-content:space-between;align-items:center;gap:12px;
  }
  .sticky-cta .price{font-family:'JetBrains Mono';color:var(--pearl);font-size:15px;}
  .sticky-cta .btn-primary{padding:12px 22px;font-size:12.5px;}

  @media (max-width:860px){
    .steps{grid-template-columns:1fr;}
    .trust-grid{grid-template-columns:repeat(2,1fr);}
    .trust-item:nth-child(2){border-right:none;}
    .clip-grid{grid-template-columns:repeat(2,1fr);}
    .sticky-cta{display:flex;}
    body{padding-bottom:64px;}
    section{padding:70px 0;}
  }

  @media (prefers-reduced-motion: reduce){
    .fallback::after{animation:none;}
    html{scroll-behavior:auto;}
  }