/* ==========================================================================
   TRAX — споделени стилове
   Чисто черно/бяло. Anton за едри надписи, Archivo за текст.
   ========================================================================== */

:root{
  --bg:#ffffff;
  --ink:#0d0d0d;
  --muted:#5c5a56;
  --line:rgba(13,13,13,0.15);
  --line-strong:#0d0d0d;
  --surface:#f2f2f0;
  --surface-strong:#e4e3df;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Archivo',sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit; text-decoration:none;}
img{display:block; max-width:100%;}
button{font-family:inherit;}

/* ---------- topbar ---------- */
.topbar{
  position:sticky; top:0; z-index:50;
  display:flex; justify-content:space-between; align-items:center;
  padding:20px 5vw;
  background:var(--bg);
  border-bottom:2px solid var(--ink);
}
.brandmark{
  font-family:'Anton',sans-serif;
  font-size:clamp(20px,2.6vw,26px);
  letter-spacing:0.01em;
  text-transform:uppercase;
  font-weight:900;
  -webkit-text-stroke:0.4px var(--ink);
}
.topbar-right{display:flex; align-items:center; gap:22px;}
.social-row{display:flex; gap:10px;}
.social-row a{
  font-size:13px;
  font-weight:600;
  padding:9px 14px;
  border:2px solid var(--ink);
  transition:background .15s ease, color .15s ease;
}
.social-row a:hover{background:var(--ink); color:var(--bg);}
.back-link{
  font-size:13px;
  font-weight:700;
  padding:9px 14px;
  border:2px solid var(--ink);
  transition:background .15s ease, color .15s ease;
}
.back-link:hover{background:var(--ink); color:var(--bg);}

/* ---------- hero (home) ---------- */
.hero{
  padding:9vw 5vw 6vw;
  border-bottom:2px solid var(--ink);
}
.hero .wordmark{
  font-family:'Anton',sans-serif;
  font-size:clamp(64px,17vw,220px);
  line-height:0.82;
  margin:0 0 26px;
  text-transform:uppercase;
  letter-spacing:-0.01em;
}
.hero .statement{
  max-width:44ch;
  font-size:clamp(15px,1.6vw,19px);
  line-height:1.55;
  color:var(--muted);
}

/* ---------- section heading ---------- */
.section-head{
  display:flex; justify-content:space-between; align-items:baseline;
  padding:44px 5vw 22px;
  gap:20px;
  flex-wrap:wrap;
}
.section-head h2{
  font-family:'Anton',sans-serif;
  font-size:clamp(24px,2.6vw,32px);
  text-transform:uppercase;
  margin:0;
}
.section-head .count{
  font-size:14px;
  color:var(--muted);
  font-weight:600;
}

/* ---------- product grid (home) ---------- */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(300px, 420px));
  justify-content:flex-start;
  border-top:2px solid var(--ink);
  border-left:2px solid var(--ink);
}
.grid-single{
  display:flex;
  justify-content:center;
  border-top:2px solid var(--ink);
  border-bottom:2px solid var(--ink);
}
.grid-single .card{
  width:100%;
  max-width:480px;
  border-left:2px solid var(--ink);
  border-right:2px solid var(--ink);
}
.card{
  background:var(--bg);
  display:flex; flex-direction:column;
  border-right:2px solid var(--ink);
  border-bottom:2px solid var(--ink);
}
.card-media{
  position:relative;
  aspect-ratio:4/5;
  overflow:hidden;
  background:var(--bg);
}
.card-media img{
  transition:transform .5s cubic-bezier(.22,.61,.36,1);
}
.card:hover .card-media img{transform:scale(1.04);}
.card-info{
  display:flex; justify-content:space-between; align-items:center;
  padding:16px 18px;
  border-top:2px solid var(--ink);
}
.card-info .name{
  font-weight:700;
  font-size:15px;
  text-transform:uppercase;
  letter-spacing:0.01em;
}
.card-info .price{
  font-weight:700;
  font-size:15px;
  white-space:nowrap;
}
.card-info .price .old{
  color:var(--muted);
  text-decoration:line-through;
  font-weight:500;
  margin-right:8px;
}

/* ---------- placeholder image fallback (works everywhere) ---------- */
.media{
  position:relative;
  width:100%; height:100%;
  background:var(--bg);
  display:flex; align-items:center; justify-content:center;
}
.media.missing{
  background:
    repeating-linear-gradient(135deg, var(--surface-strong) 0 2px, var(--surface) 2px 16px);
}
.media img{
  position:absolute; inset:0;
  width:100%; height:100%; object-fit:contain;
}
.media.missing img{display:none;}
.media::after{
  content:"";
}
.media.missing::after{
  content:"СНИМКА ПРЕДСТОИ";
  font-size:12px;
  font-weight:700;
  letter-spacing:0.06em;
  color:var(--muted);
  text-transform:uppercase;
}

/* ---------- footer ---------- */
.follow-strip{
  padding:60px 5vw;
  border-bottom:2px solid var(--ink);
}
.follow-strip h3{
  font-family:'Anton',sans-serif;
  font-size:clamp(26px,3.4vw,40px);
  text-transform:uppercase;
  margin:0 0 20px;
}
.follow-links{display:flex; gap:12px; flex-wrap:wrap;}
.follow-links a{
  font-size:14px;
  font-weight:700;
  padding:12px 18px;
  border:2px solid var(--ink);
  transition:background .15s ease, color .15s ease;
}
.follow-links a:hover{background:var(--ink); color:var(--bg);}

footer{
  display:flex; justify-content:space-between;
  padding:22px 5vw;
  font-size:12px;
  font-weight:600;
  color:var(--muted);
  flex-wrap:wrap;
  gap:10px;
}

/* ---------- product detail page ---------- */
.product{
  display:grid;
  grid-template-columns:1.15fr 0.85fr;
  border-bottom:2px solid var(--ink);
}
.gallery{
  position:relative;
  border-right:2px solid var(--ink);
  background:var(--bg);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding:40px;
  min-height:560px;
}
.slider{position:relative; width:100%; overflow:hidden; touch-action:pan-y;}
.slides-track{display:flex; transition:transform .35s cubic-bezier(.22,.61,.36,1); cursor:grab;}
.slides-track.dragging{transition:none; cursor:grabbing;}
.slide{flex:0 0 100%; display:flex; align-items:center; justify-content:center; aspect-ratio:4/5;}
.slide .media{border:2px solid var(--ink);}
.slide img{pointer-events:none; user-select:none;}
.arrow{
  position:absolute; top:50%; transform:translateY(-50%);
  width:44px; height:44px;
  border:2px solid var(--ink);
  background:var(--bg);
  color:var(--ink);
  font-size:22px; line-height:1;
  cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  transition:background .12s ease, color .12s ease;
  z-index:2;
}
.arrow:hover{background:var(--ink); color:var(--bg);}
.arrow-prev{left:6px;}
.arrow-next{right:6px;}
.dots{display:flex; gap:10px; margin-top:22px;}
.dot{
  width:10px; height:10px;
  border:2px solid var(--ink);
  border-radius:50%;
  cursor:pointer;
  background:transparent;
  transition:background .12s ease;
}
.dot.active{background:var(--ink);}

.details{padding:52px 5vw; display:flex; flex-direction:column; justify-content:center;}
.details h1{
  font-family:'Anton',sans-serif;
  font-size:clamp(30px,3.2vw,42px);
  text-transform:uppercase;
  margin:0 0 8px;
}
.price-row{display:flex; align-items:baseline; gap:14px; margin:16px 0 24px;}
.price-old{font-size:20px; color:var(--muted); text-decoration:line-through;}
.price-new{font-family:'Anton',sans-serif; font-size:40px;}

.specs{list-style:none; padding:0; margin:0 0 28px; border-top:1px solid var(--line);}
.specs li{display:flex; justify-content:space-between; padding:12px 0; border-bottom:1px solid var(--line); font-size:14px;}
.specs li span:first-child{color:var(--muted); font-size:13px;}
.specs li span:last-child{font-weight:700;}
.desc{font-size:15px; line-height:1.6; color:var(--muted); margin:0 0 30px; max-width:52ch;}

.size-rows{display:flex; flex-direction:column; border:2px solid var(--ink); margin-bottom:8px;}
.size-row{display:flex; align-items:center; justify-content:space-between; padding:12px 16px;}
.size-row + .size-row{border-top:2px solid var(--ink);}
.size-row .size-name{font-family:'Anton',sans-serif; font-size:17px; text-transform:uppercase;}
.qty-field{display:flex; align-items:center; border:2px solid var(--ink);}
.qty-field button{
  width:36px; height:36px;
  border:none; background:var(--bg); color:var(--ink);
  font-size:18px; cursor:pointer;
  transition:background .12s ease, color .12s ease;
}
.qty-field button:hover{background:var(--ink); color:var(--bg);}
.qty-field input{
  width:44px; text-align:center; border:none;
  border-left:2px solid var(--ink); border-right:2px solid var(--ink);
  font-family:'Archivo',sans-serif;
  font-size:15px; font-weight:700; line-height:1;
  padding:10px 4px;
  -webkit-appearance:none; appearance:none;
  background:var(--bg); color:var(--ink);
}
.size-error{
  display:none;
  font-size:13px; font-weight:700; color:var(--ink);
  padding:10px 14px; margin-top:8px;
  border:2px solid var(--ink);
}
.size-error.show{display:block;}

.buy-btn{
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--ink); color:var(--bg);
  font-family:'Anton',sans-serif;
  font-size:19px; text-transform:uppercase; letter-spacing:0.02em;
  padding:18px 26px;
  border:2px solid var(--ink);
  cursor:pointer;
  transition:transform .12s ease, background .12s ease, color .12s ease;
  width:100%;
}
.buy-btn:hover{background:var(--bg); color:var(--ink); transform:translate(-2px,-2px);}
.buy-note{font-size:12px; color:var(--muted); margin-top:10px; text-align:center;}

/* ---------- order page ---------- */
.wrap{max-width:640px; margin:0 auto; padding:6vw 5vw 10vw;}
.wrap h1{
  font-family:'Anton',sans-serif;
  font-size:clamp(32px,5.6vw,50px);
  text-transform:uppercase;
  margin:0 0 8px;
  line-height:0.95;
}
.wrap .sub{font-size:15px; color:var(--muted); margin:0 0 40px;}

.order-summary{
  display:flex; align-items:center; gap:16px;
  border:2px solid var(--ink);
  padding:16px;
  margin-bottom:44px;
}
.order-summary .media{width:64px; height:64px; flex:0 0 64px; border:2px solid var(--ink);}
.order-summary .name{font-family:'Anton',sans-serif; font-size:16px; text-transform:uppercase;}
.order-summary .price{font-size:14px; font-weight:700;}
.order-summary .price s{color:var(--muted); margin-right:8px; font-weight:500;}
.order-summary .price .delivery{color:var(--muted); font-weight:500;}
.order-summary .total-line{font-family:'Anton',sans-serif; font-size:20px; margin-top:6px;}

form{display:flex; flex-direction:column; gap:26px;}
.field{display:flex; flex-direction:column; gap:8px;}
label{font-size:13px; font-weight:700; text-transform:uppercase; letter-spacing:0.03em;}
label .req{color:var(--ink);}
label .opt{color:var(--muted); text-transform:none; letter-spacing:0; font-weight:500;}

input[type="text"], input[type="tel"], textarea{
  font-family:'Archivo',sans-serif;
  font-size:16px;
  padding:14px 16px;
  border:2px solid var(--ink);
  background:var(--bg);
  color:var(--ink);
  outline:none;
}
input:focus, textarea:focus{background:var(--surface);}
textarea{resize:vertical; min-height:90px; font-family:'Archivo',sans-serif;}

.field.invalid input, .field.invalid textarea{background:var(--surface-strong);}
.error-msg{display:none; font-size:12px; font-weight:700;}
.field.invalid .error-msg{display:block;}

.courier-options{display:flex; border:2px solid var(--ink);}
.courier-options label.opt-btn{
  flex:1; display:flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 10px; cursor:pointer;
  font-size:13px; text-transform:uppercase; letter-spacing:0.03em; font-weight:700;
  background:var(--bg);
}
.courier-options label.opt-btn + label.opt-btn{border-left:2px solid var(--ink);}
.courier-options input[type="radio"]{accent-color:var(--ink); width:16px; height:16px;}
.courier-options label.opt-btn.checked{background:var(--ink); color:var(--bg);}

.total-qty-note{font-size:12px; color:var(--muted); margin-top:10px;}

.submit-btn{
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--ink); color:var(--bg);
  font-family:'Anton',sans-serif;
  font-size:20px; text-transform:uppercase; letter-spacing:0.02em;
  padding:20px 28px;
  border:2px solid var(--ink);
  cursor:pointer;
  transition:transform .12s ease, background .12s ease, color .12s ease;
  margin-top:10px;
}
.submit-btn:hover{background:var(--bg); color:var(--ink); transform:translate(-3px,-3px);}
.submit-btn:disabled{opacity:0.5; cursor:default; transform:none;}

.form-note{font-size:12px; color:var(--muted); text-align:center;}

.success-screen{display:none; text-align:center; padding:10vw 5vw;}
.success-screen.show{display:block;}
.success-screen h2{
  font-family:'Anton',sans-serif;
  font-size:clamp(28px,5vw,44px);
  text-transform:uppercase;
  margin:0 0 14px;
}
.success-screen p{font-size:15px; color:var(--muted); max-width:44ch; margin:0 auto 30px;}
.form-container.hide{display:none;}

.recap-box{max-width:420px; margin:0 auto 34px; border:2px solid var(--ink); text-align:left;}
.recap-row{display:flex; justify-content:space-between; gap:16px; padding:13px 18px; font-size:14px;}
.recap-row + .recap-row{border-top:1px solid var(--line);}
.recap-row .recap-label{font-size:12px; color:var(--muted); flex-shrink:0; text-transform:uppercase;}
.recap-row .recap-value{font-weight:700; text-align:right;}
.recap-row.recap-total{background:var(--ink); color:var(--bg);}
.recap-row.recap-total .recap-label{color:rgba(255,255,255,0.6);}

@media (max-width:860px){
  .grid{grid-template-columns:1fr;}
  .product{grid-template-columns:1fr;}
  .gallery{border-right:none; border-bottom:2px solid var(--ink); min-height:420px; padding:24px;}
  .topbar{padding:16px 6vw;}
}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important; scroll-behavior:auto !important;}
}