/* assets/style.css — Centered, overflow-safe, red/white theme */
:root{
  --bg:#ffffff;
  --txt:#0f172a;
  --muted:#6b7280;
  --red:#dc2626;
  --redDark:#991b1b;
  --redSoft:#fecaca;
  --card:#f8fafc;
  --border:#e5e7eb;
  --shadow: 0 10px 25px rgba(15,23,42,.08);
}

/* Reset-ish */
*{box-sizing:border-box}
html,body{
  margin:0;
  padding:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,'Helvetica Neue',Arial,'Noto Sans',sans-serif;
  background:var(--bg);
  color:var(--txt);
  -webkit-text-size-adjust:100%;
}
img,svg,video,canvas{display:block;max-width:100%;height:auto}

/* Layout */
.container{width:100%;max-width:1100px;margin-inline:auto;padding-inline:16px}
.centered{margin-inline:auto;text-align:center}

/* Links & buttons */
a{color:inherit;text-decoration:none}
.cta{
  background:var(--red);color:#fff;padding:10px 14px;border-radius:12px;
  box-shadow:var(--shadow);display:inline-flex;align-items:center;justify-content:center
}
.cta:hover{background:var(--redDark)}

/* Header */
.header{
  position:sticky;top:0;background:#fff;border-bottom:1px solid var(--border);z-index:20
}
.header .wrap{
  display:flex;align-items:center;justify-content:space-between;padding-block:12px
}
.logo{font-weight:800;letter-spacing:.3px}
.nav{display:flex;gap:18px;align-items:center;justify-content:center}
.nav a{padding:8px 10px;border-radius:10px}
.nav a:hover{background:var(--redSoft)}

/* Slider */
.slider{
  position:relative;overflow:hidden;border-radius:16px;margin-block:20px;box-shadow:var(--shadow);
  background:#fff
}
.slide{display:none;padding:32px 20px}
.slide.active{display:grid;gap:24px;align-items:center;justify-items:center}
.slide .txt{max-width:760px;text-align:center}
.slide h2{font-size:clamp(22px,3vw,32px);margin:0 0 8px}
.slide p{margin:0;color:var(--muted);font-size:clamp(14px,2.2vw,16px)}
.slide img{
  width:100%;max-width:min(900px,90vw);aspect-ratio:16/10;object-fit:cover;
  border-radius:16px;border:1px solid var(--border)
}

/* Dots */
.slider .dots{
  position:absolute;left:50%;transform:translateX(-50%);bottom:12px;display:flex;gap:8px
}
.slider .dot{width:9px;height:9px;border-radius:50%;border:2px solid var(--red);cursor:pointer}
.slider .dot.active{background:var(--red)}

/* Sections */
.section{padding-block:40px}
.section h3{font-size:clamp(22px,3vw,28px);margin:0 0 10px;text-align:center}
.section p.lead{color:var(--muted);margin:0 auto 12px;max-width:800px;text-align:center}

/* Cards Grid */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:16px;
  align-items:stretch;
}
.card{
  border:1px solid var(--border);border-radius:16px;background:var(--card);
  padding:16px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow);
  text-align:center;align-items:center;justify-content:flex-start
}
.card img{
  border-radius:12px;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--border);
  width:100%;max-width:420px
}
.card h4{margin:4px 0}
.card p{color:var(--muted);margin:0;max-width:640px}
.card button{
  padding:8px 12px;border-radius:10px;border:0;background:var(--red);color:#fff;cursor:pointer
}
.card button:hover{background:var(--redDark)}

/* About */
.about{
  border:1px solid var(--border);background:var(--card);border-radius:16px;padding:20px;box-shadow:var(--shadow);
  max-width:900px;margin-inline:auto;text-align:center
}

/* Contact */
.contact{
  display:grid;gap:18px;align-items:start;justify-items:center;
  grid-template-columns:1fr; /* mobile first */
}
.contact form, .contact aside{
  width:100%;max-width:680px;border:1px solid var(--border);background:var(--card);
  border-radius:16px;padding:16px
}
.contact form{display:flex;flex-direction:column;gap:10px}
.contact input,.contact textarea{
  padding:10px;border:1px solid var(--border);border-radius:10px;background:#fff;width:100%
}
.contact button{background:var(--red);color:#fff;border:0;padding:10px;border-radius:10px}
@media(min-width:960px){
  .contact{grid-template-columns:1.2fr .8fr}
}

/* Footer */
.footer{
  border-top:1px solid var(--border);padding-block:18px;margin-top:24px;color:var(--muted);font-size:14px;
  text-align:center
}

/* Modal */
.modal{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.55);
  display:none;
  place-items:center;             /* tam ortalama */
  padding:24px;
  z-index:1000;
}
.modal.open{display:grid}

/* Sayfa arkasını kilitle */
body.modal-open{overflow:hidden}

.modal .box{
  width:min(900px,95vw);
  max-height:92vh;                /* taşarsa içeriği kaydır */
  background:#fff;
  border-radius:18px;
  overflow:hidden;                /* iç scroll için gerekli */
  box-shadow:var(--shadow);
  display:grid;
  grid-template-rows:auto 1fr;    /* üstte görsel, altta scroll’lu içerik */
}

/* Üst görseli kontrollü tut */
.modal .box img{
  width:100%;
  height:clamp(140px,38vh,380px); /* çok büyümesin */
  object-fit:cover;
  border-bottom:1px solid var(--border);
  display:block;
}

/* İçerik alanı scroll’lu */
.modal .box .content{
  padding:16px;
  text-align:center;
  overflow:auto;                  /* büyük metin/HTML burada kayar */
}
.modal .box .content h4{margin:0 0 6px}
.modal .box .content .body{color:var(--muted);white-space:pre-wrap}

.modal .close{
  position:absolute;
  top:clamp(10px,3vh,24px);
  right:clamp(10px,3vh,24px);
  background:#fff;
  border:0;
  border-radius:12px;
  padding:8px 12px;
  cursor:pointer;
  box-shadow:var(--shadow);
}

/* Küçük ekran dokunuşları */
@media(max-width:480px){
  .modal{padding:12px}
  .modal .box{border-radius:14px}
  .modal .close{padding:6px 10px;border-radius:10px}
}
/* Header nav collapse */
@media(max-width:640px){
  .nav{display:none}
}

/* Safety: prevent any accidental overflows */
:where(h1,h2,h3,h4,p,button,a,span,div){overflow-wrap:anywhere}