.crumb { font-size: 14px; color: var(--muted); font-weight: 600; padding: 26px 0 0; }
.crumb a:hover { color: var(--blue-600); }

.prod { padding: 26px 0 80px; }
.prod-top { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: start; }
.gallery { position: sticky; top: calc(var(--nav-h) + 20px); }
.gal-main { aspect-ratio: 1/1; border-radius: var(--r-lg); box-shadow: var(--sh); }
.gal-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.thumb { aspect-ratio: 1/1; border-radius: var(--r-sm); border: 2px solid var(--line); cursor: pointer; transition: .15s; overflow: hidden; }
.thumb:hover { border-color: var(--blue); }
.thumb.active { border-color: var(--blue); box-shadow: 0 0 0 3px var(--sky); }
.thumb .ph::after { font-size: 9px; padding: 3px 6px; }

.pinfo .cat { font-size: 13px; font-weight: 700; color: var(--blue-600); letter-spacing: .04em; text-transform: uppercase; }
.pinfo h1 { font-size: clamp(28px, 3.6vw, 40px); margin: 10px 0 14px; }
.pinfo .lead { font-size: 17px; color: var(--ink-2); margin-bottom: 22px; }
.price-row { display: flex; align-items: baseline; gap: 12px; padding: 18px 0; border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); margin-bottom: 26px; }
.price-row .big { font-size: 32px; font-weight: 900; color: var(--ink); letter-spacing: -.02em; }
.price-row .unit { color: var(--muted); font-weight: 600; }
.price-row .note { margin-left: auto; font-size: 13.5px; color: var(--muted); font-weight: 600; }

.spec { margin-bottom: 24px; }
.spec h4 { font-size: 14px; font-weight: 800; margin-bottom: 12px; letter-spacing: -.01em; }
.opt-row { display: flex; gap: 10px; flex-wrap: wrap; }
.opt {
  padding: 11px 18px; border-radius: var(--r-pill); border: 1.5px solid var(--line);
  background: #fff; font-size: 14.5px; font-weight: 600; color: var(--ink-2); cursor: pointer; transition: .15s;
}
.opt:hover { border-color: var(--blue); }
.opt.active { border-color: var(--blue); background: var(--sky); color: var(--blue-700); }
.swatches { display: flex; gap: 12px; flex-wrap: wrap; }
.sw { width: 38px; height: 38px; border-radius: 50%; cursor: pointer; border: 2px solid #fff; box-shadow: 0 0 0 1.5px var(--line); transition: .15s; }
.sw:hover { transform: scale(1.08); }
.sw.active { box-shadow: 0 0 0 2px var(--blue), 0 0 0 5px var(--sky); }

.incl { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 11px; }
.incl li { display: flex; gap: 11px; align-items: flex-start; font-size: 15px; color: var(--ink-2); }
.incl svg { width: 19px; height: 19px; color: var(--green); flex: none; margin-top: 2px; }
.pinfo .btn { margin-top: 6px; }

.detail { background: var(--bg-2); padding: 64px 0; }
.detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.dcard { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px; }
.dcard .ico { width: 46px; height: 46px; border-radius: 12px; background: var(--sky); color: var(--blue-600); display: grid; place-items: center; margin-bottom: 16px; }
.dcard .ico svg { width: 23px; height: 23px; }
.dcard h4 { font-size: 17px; margin-bottom: 8px; }
.dcard p { font-size: 14px; color: var(--ink-2); }

.quote { padding: 84px 0; }
.quote-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.quote-head h2 { font-size: clamp(28px, 3.8vw, 42px); margin: 14px 0 12px; }
.quote-head p { font-size: 18px; color: var(--ink-2); }

.qgrid { display: grid; grid-template-columns: 1fr 360px; gap: 36px; align-items: start; }
.qform { display: grid; gap: 26px; }
.fset { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px; box-shadow: var(--sh-sm); }
.fset-head { display: flex; align-items: center; gap: 13px; margin-bottom: 22px; }
.fset-head .n { width: 34px; height: 34px; border-radius: 10px; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 16px; flex: none; }
.fset-head h3 { font-size: 19px; }
.field { display: grid; gap: 7px; margin-bottom: 16px; }
.field:last-child { margin-bottom: 0; }
.field label { font-size: 14px; font-weight: 700; color: var(--ink); }
.field label .req { color: var(--accent); }
.field .hint { font-size: 13px; color: var(--muted); font-weight: 500; }
.field input[type=text], .field input[type=tel], .field input[type=email], .field select, .field textarea {
  font-family: inherit; font-size: 15px; padding: 13px 15px; border-radius: var(--r-sm);
  border: 1.5px solid var(--line); background: #fff; color: var(--ink); transition: .15s; width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px var(--sky); }
.field textarea { resize: vertical; min-height: 88px; }
.field.invalid input, .field.invalid select { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.err { font-size: 12.5px; color: #C0421E; font-weight: 600; display: none; }
.field.invalid .err { display: block; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.two .field { margin-bottom: 0; }
.two:last-child { margin-bottom: 0; }

.checks { display: grid; gap: 12px; }
.check { display: flex; align-items: center; gap: 13px; padding: 15px 17px; border: 1.5px solid var(--line); border-radius: var(--r-sm); cursor: pointer; transition: .15s; }
.check:hover { border-color: var(--blue); }
.check.on { border-color: var(--blue); background: var(--sky-2); }
.check .box { width: 22px; height: 22px; border-radius: 6px; border: 2px solid var(--line); display: grid; place-items: center; flex: none; transition: .15s; }
.check .box svg { width: 14px; height: 14px; color: #fff; opacity: 0; }
.check.on .box { background: var(--blue); border-color: var(--blue); }
.check.on .box svg { opacity: 1; }
.check .txt b { display: block; font-size: 15px; }
.check .txt span { font-size: 13px; color: var(--muted); }

.sizes { display: grid; gap: 10px; }
.size-row { display: grid; grid-template-columns: 1fr 130px; align-items: center; gap: 14px; padding: 11px 16px; background: var(--bg-2); border-radius: var(--r-sm); }
.size-row .lbl b { font-size: 15px; } .size-row .lbl span { font-size: 12.5px; color: var(--muted); margin-left: 6px; }
.stepper { display: flex; align-items: center; gap: 0; background: #fff; border: 1.5px solid var(--line); border-radius: var(--r-pill); overflow: hidden; }
.stepper button { width: 38px; height: 40px; border: none; background: #fff; font-size: 20px; color: var(--blue-600); font-weight: 700; line-height: 1; }
.stepper button:hover { background: var(--sky); }
.stepper input { width: 52px; border: none; text-align: center; font-family: inherit; font-size: 15px; font-weight: 700; color: var(--ink); -moz-appearance: textfield; }
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.size-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--line); font-size: 15px; }
.size-foot b { font-size: 20px; color: var(--blue-600); }

.drop { border: 2px dashed var(--line); border-radius: var(--r); padding: 30px; text-align: center; cursor: pointer; transition: .15s; background: var(--bg-2); }
.drop:hover { border-color: var(--blue); background: var(--sky-2); }
.drop.drag { border-color: var(--blue); background: var(--sky); }
.drop svg { width: 34px; height: 34px; color: var(--blue); margin-bottom: 10px; }
.drop b { display: block; font-size: 15px; }
.drop span { font-size: 13px; color: var(--muted); }
.drop input { display: none; }
.filelist { margin-top: 14px; display: grid; gap: 8px; }
.fileitem { display: flex; align-items: center; gap: 11px; padding: 10px 14px; background: var(--sky-2); border-radius: var(--r-sm); font-size: 14px; }
.fileitem svg { width: 18px; height: 18px; color: var(--blue-600); flex: none; }
.fileitem .x { margin-left: auto; cursor: pointer; color: var(--muted); font-weight: 700; padding: 2px 8px; border-radius: 6px; }
.fileitem .x:hover { background: #fff; color: var(--accent); }

.summary { position: sticky; top: calc(var(--nav-h) + 20px); background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px; box-shadow: var(--sh); }
.summary h3 { font-size: 18px; margin-bottom: 18px; }
.sum-prod { display: flex; gap: 13px; align-items: center; padding-bottom: 18px; border-bottom: 1px solid var(--line-2); margin-bottom: 18px; }
.sum-prod .ph { width: 60px; height: 60px; border-radius: var(--r-sm); flex: none; } .sum-prod .ph::after { display: none; }
.sum-prod b { font-size: 15px; display: block; } .sum-prod span { font-size: 13px; color: var(--muted); }
.sum-line { display: flex; justify-content: space-between; gap: 12px; font-size: 14.5px; padding: 7px 0; }
.sum-line .k { color: var(--muted); } .sum-line .v { font-weight: 700; text-align: right; }
.sum-total { display: flex; justify-content: space-between; align-items: baseline; margin: 16px 0 4px; padding-top: 16px; border-top: 1px solid var(--line-2); }
.sum-total .k { font-weight: 700; } .sum-total .v { font-size: 26px; font-weight: 900; color: var(--blue-600); }
.summary .est { font-size: 12.5px; color: var(--muted); margin-bottom: 18px; }
.summary .btn { margin-bottom: 10px; }
.summary .reassure { font-size: 12.5px; color: var(--muted); text-align: center; display: flex; align-items: center; justify-content: center; gap: 6px; }
.summary .reassure svg { width: 14px; height: 14px; color: var(--green); }

.success { display: none; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 56px 44px; text-align: center; box-shadow: var(--sh); max-width: 680px; margin: 0 auto; }
.success.show { display: block; animation: pop .4s cubic-bezier(.2,.8,.2,1); }
@keyframes pop { from { opacity: 0; transform: scale(.96) translateY(10px); } to { opacity: 1; transform: none; } }
.success .ok { width: 76px; height: 76px; border-radius: 50%; background: var(--green-soft); color: var(--green); display: grid; place-items: center; margin: 0 auto 22px; }
.success .ok svg { width: 38px; height: 38px; }
.success h2 { font-size: 30px; margin-bottom: 12px; }
.success p { font-size: 17px; color: var(--ink-2); max-width: 460px; margin: 0 auto 26px; }
.success .recap { background: var(--bg-2); border-radius: var(--r); padding: 22px 24px; text-align: left; max-width: 420px; margin: 0 auto 28px; display: grid; gap: 9px; }
.success .recap .row { display: flex; justify-content: space-between; gap: 12px; font-size: 14.5px; }
.success .recap .row .k { color: var(--muted); } .success .recap .row .v { font-weight: 700; }

.mmenu { display: none; position: fixed; inset: var(--nav-h) 0 0; background: #fff; z-index: 49; padding: 24px 28px; flex-direction: column; gap: 4px; }
.mmenu.open { display: flex; }
.mmenu a { padding: 15px 4px; font-size: 18px; font-weight: 600; border-bottom: 1px solid var(--line-2); }
.mmenu .btn { margin-top: 18px; }

@media (max-width: 920px) {
  .prod-top { grid-template-columns: 1fr; gap: 32px; }
  .gallery { position: static; }
  .qgrid { grid-template-columns: 1fr; }
  .summary { position: static; order: -1; }
  .detail-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) { .two { grid-template-columns: 1fr; } }