/* ============================================================
   Flowlie ürün sayfaları — kaydırmalı video
   style.css'in üstüne yüklenir.
   ============================================================ */

.cs{
  position:relative;
  height:480vh; height:480svh;
  background:var(--bg-alt);
}

/* Daha uzun videolar için */
.cs-long{ height:640vh; height:640svh; }

.cs-sticky{
  position:sticky; top:0;
  height:100vh; height:100svh;
  overflow:hidden;
}

.cs-stage{
  height:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding:86px clamp(20px,4vw,44px) 30px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:clamp(30px,6vw,96px);
}

/* Başlıklar üst üste durur, kaydırdıkça sırayla görünür */
.cs-caps{ display:grid; align-items:center; }
.cs-cap{
  grid-area:1 / 1;
  max-width:560px;
  opacity:0;
  transform:translateY(18px);
  transition:opacity .55s var(--ease), transform .55s var(--ease);
  pointer-events:none;
}
.cs-cap.on{ opacity:1; transform:none; pointer-events:auto; }
.cs-cap .lede{ margin-bottom:0; }

.cs-hint{
  display:flex; align-items:center; gap:12px;
  margin-top:34px;
  font-size:.74rem; letter-spacing:.16em; text-transform:uppercase;
  color:var(--muted);
}
.cs-hint i{
  display:block; width:44px; height:1px; background:var(--line);
  position:relative; overflow:hidden;
}
.cs-hint i::after{
  content:""; position:absolute; inset:0; width:14px;
  background:var(--ink);
  animation:slide 2.1s var(--ease) infinite;
}

/* Telefon çerçevesi */
.cs-phone{
  position:relative;
  box-sizing:content-box;   /* çerçeve dışarıda kalsın, ekran tam 9:16 olsun */
  height:min(76vh, 740px); height:min(76svh, 740px);
  aspect-ratio:9 / 16;
  border:9px solid var(--dark);
  border-radius:44px;
  background:var(--bg);
  overflow:hidden;
  box-shadow:
    0 0 0 1px rgba(20,17,13,.5),
    0 40px 80px -36px rgba(25,21,18,.5),
    0 14px 30px -18px rgba(25,21,18,.3);
}
#chatSeq{ display:block; width:100%; height:100%; }

.cs-loading{
  position:absolute; left:0; right:0; bottom:0;
  height:2px; background:rgba(20,17,13,.08);
  transition:opacity .5s .3s;
}
.cs-loading span{
  display:block; height:100%; width:0%;
  background:var(--accent);
  transition:width .3s linear;
}
.cs-loading.done{ opacity:0; }

/* ---------- Mobil: telefon üstte, yazı altta ---------- */
@media (max-width:767px){
  .cs{ height:440vh; height:440svh; }
  .cs-long{ height:600vh; height:600svh; }

  .cs-stage{
    display:flex; flex-direction:column; align-items:stretch;
    gap:18px;
    padding:76px 20px 20px;
  }

  /* Ekran 9:16'dan kısa: JS üst başlığı ve sohbetin alt kısmını çizer */
  .cs-phone{
    order:-1;
    flex:none;
    box-sizing:border-box;
    width:100%; max-width:400px;
    height:54vh; height:54svh;
    aspect-ratio:auto;
    margin:0 auto;
    border-width:7px;
    border-radius:30px;
  }

  .cs-caps{ flex:1; align-items:start; min-height:0; }
  .cs-cap{ max-width:none; }
  .cs-cap .eyebrow{ margin-bottom:10px; }
  .cs-cap .display{ font-size:clamp(1.55rem, 6.6vw, 2rem); margin-bottom:10px; }
  .cs-cap .lede{ font-size:.95rem; line-height:1.5; }
  .cs-hint{ display:none; }
}

@media (max-width:767px) and (max-height:700px){
  .cs-phone{ height:50vh; height:50svh; }
  .cs-cap .display{ font-size:1.45rem; }
  .cs-cap .lede{ font-size:.9rem; }
}

@media (prefers-reduced-motion:reduce){
  .cs-cap{ transform:none; }
}

/* ---------- Eklenti / ilişkili ürün kutusu ---------- */
.addon{ display:block; margin-top:clamp(16px,2vw,24px); }
.addon .tag{ margin-bottom:14px; }
.addon p{ max-width:62ch; }

/* ============================================================
   Videosuz ürün sayfası (ör. Flowlie Agency)
   ============================================================ */
.ph{
  background:var(--bg-alt);
  padding:clamp(120px,14vw,170px) clamp(20px,4vw,44px) clamp(56px,7vw,96px);
}
.ph-head{ max-width:760px; margin:0 auto clamp(36px,5vw,60px); text-align:center; }
.ph-head .lede{ margin-left:auto; margin-right:auto; margin-bottom:0; max-width:58ch; }

.shot{
  display:block;
  border-radius:calc(var(--r) + 4px);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--dark);
  box-shadow:
    0 40px 80px -40px rgba(25,21,18,.55),
    0 14px 30px -18px rgba(25,21,18,.3);
}
.shot img{ width:100%; height:auto; }
.shot-note{
  margin:14px 0 0; text-align:center;
  font-size:.82rem; color:var(--muted);
}