:root{
  --bg:#0b0e12; --bg-soft:#11161c; --panel:#0f141b;
  --text:#e9eef4; --muted:#a7b0bb;   --accent: #ff2800;
  --accent-2: #d42424; --white:#fff;
  --radius:18px; --shadow:0 10px 28px rgba(0,0,0,.18);
  --fx-ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
body{margin:0; font-family:Poppins,system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background:var(--bg); color:var(--text); line-height:1.6}
.container{width:min(1200px,92%); margin-inline:auto}
.section{padding:3.2rem 0} .section.alt{background:var(--bg-soft)}

.top-strip{background:var(--accent); color:var(--white); font-size:.9rem; padding:.4rem 0; text-align:center}
.top-strip a{color:var(--white); text-decoration:none}

.site-header{position:sticky; top:0; z-index:50; background:#0e141a; border-bottom:1px solid rgba(255,255,255,.06); box-shadow:0 4px 20px rgba(0,0,0,.2)}
.nav{display:flex; align-items:center; justify-content:space-between; padding:.9rem 0}
.brand{display:flex; align-items:center; gap:.6rem}
.logo{width:44px; height:auto}
.brand-text{color:var(--text); text-decoration:none; font-weight:800; letter-spacing:.12em}
#mainNav{display:flex; gap:1.2rem; align-items:center}
#mainNav a{color:var(--text); text-decoration:none; font-weight:600; opacity:.8; padding:.35rem .2rem; border-bottom:2px solid transparent; transition:opacity .2s, border-color .2s}
#mainNav a:hover{opacity:1} #mainNav a.active{border-color:var(--accent); opacity:1}
.hamburger{display:none; background:none; border:0; width:40px; height:32px; position:relative; cursor:pointer}
.hamburger span{position:absolute; left:6px; right:6px; height:2px; background:var(--text); border-radius:2px; transition:transform .2s, top .2s, opacity .2s}
.hamburger span:nth-child(1){top:8px} .hamburger span:nth-child(2){top:15px} .hamburger span:nth-child(3){top:22px}
.hamburger.open span:nth-child(1){transform:rotate(45deg); top:15px}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:rotate(-45deg); top:15px}
@media (max-width: 720px){
  #mainNav{display:none; position:absolute; top:100%; right:4%; background:#0f141b; padding:1rem 1.2rem; border-radius:.8rem; box-shadow:var(--shadow); flex-direction:column; gap:.6rem}
  #mainNav.open{display:flex}
  .hamburger{display:block}
}

.back-link{display:inline-block; color:var(--muted); text-decoration:none; margin-bottom:.6rem}
.back-link:hover{color:var(--text)} .page-title{margin:0}

.detail-grid{display:grid; gap: clamp(18px, 4vw, 36px); grid-template-columns: 1.15fr .85fr}
@media (max-width:980px){ .detail-grid{grid-template-columns:1fr} }

/* Gallery */
.image-gallery{position:relative; background:#000; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); min-height:min(62vh,720px)}
.gallery-img{width:100%; height:100%; object-fit:cover; position:absolute; inset:0; opacity:0; transform:scale(1.02);
  transition: opacity .45s var(--fx-ease), transform .6s var(--fx-ease)}
.gallery-img.active{opacity:1; transform:scale(1)}
.gallery-controls{position:absolute; inset:auto 1rem 1rem auto; display:flex; gap:.6rem}
.icon-btn{width:42px; height:42px; border-radius:12px; border:0; background:rgba(255,255,255,.12); color:var(--white);
  display:grid; place-items:center; cursor:pointer; backdrop-filter:blur(6px);
  transition:transform .2s var(--fx-ease), background-color .2s var(--fx-ease)}
.icon-btn:hover{transform:translateY(-2px); background:rgba(255,255,255,.18)}
.icon-btn:disabled{opacity:.45; cursor:not-allowed}

/* Info */
.detail-card{background:var(--panel); border:1px solid rgba(255,255,255,.06); border-radius:var(--radius); box-shadow:var(--shadow);
  padding: clamp(16px, 2.5vw, 24px); animation:fadeUp .6s var(--fx-ease) both}
@keyframes fadeUp{from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none}}
.price-line{display:flex; justify-content:space-between; align-items:baseline; gap:1rem; padding-bottom:1rem; border-bottom:1px dashed rgba(255,255,255,.10)}
.price-label{color:var(--muted)} .price-value{font-weight:900; font-size:1.6rem}
.meta-grid{margin-top:1rem; display:grid; gap:.75rem; grid-template-columns: repeat(2, minmax(0,1fr))}
.meta{display:flex; flex-direction:column; padding:.6rem .7rem; border-radius:.7rem; background:rgba(255,255,255,.03)}
.meta-label{color:var(--muted); font-size:.9rem} .meta-value{font-weight:700}
.desc-block{margin-top:1.1rem} .desc-block h2{margin:.2rem 0 .4rem; font-size:1.1rem} .desc-block p{margin:0}

.cta-row{display:flex; gap:.6rem; margin-top:1.3rem; flex-wrap:wrap}
.btn{display:inline-block; padding:.75rem 1.1rem; border-radius:.8rem; text-decoration:none; font-weight:800; letter-spacing:.02em; color:var(--text);
  background:#1a2130; border:1px solid rgba(255,255,255,.08); box-shadow:var(--shadow);
  transition:transform .2s var(--fx-ease), filter .2s var(--fx-ease), background-color .2s var(--fx-ease)}
.btn:hover{transform:translateY(-2px); filter:brightness(1.05)}
.btn-primary{background:var(--accent); color:var(--white); border-color:transparent}

.footer{padding:2.2rem 0; background:#0e141a; color:var(--muted)} .footer p{margin:0; text-align:center}

@media (prefers-reduced-motion: reduce){ .gallery-img, .detail-card{transition:none; animation:none} }
/* --- Large centered gallery arrows --- */
.gallery-controls {
  position: absolute;
  inset: 0;               /* cover entire gallery for easier positioning */
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;   /* only the buttons take clicks */
  padding: 0 .5rem;
}

.icon-btn {
  pointer-events: auto;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 0;
  background: rgba(0,0,0,.38);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: transform .2s var(--fx-ease), background-color .2s var(--fx-ease), opacity .2s var(--fx-ease);
  opacity: .95;
}
.icon-btn:hover { transform: translateY(-2px); background: rgba(0,0,0,.48); }
.icon-btn:disabled { opacity: .45; cursor: not-allowed; }

#prevBtn { margin-left: .25rem; }
#nextBtn { margin-right: .25rem; }

/* Optional: hide arrows on very small screens if you want more space */
@media (max-width: 420px) {
  .icon-btn { width: 46px; height: 46px; }
}