/* ============================================================
   Lego Compare — styles
   RTL-first: uses CSS logical properties so one sheet serves
   both Hebrew (rtl) and English (ltr).
   ============================================================ */

:root {
  --red: #d01012;
  --red-dark: #a60d0f;
  --yellow: #ffcf00;
  --ink: #16181d;
  --ink-soft: #4b525e;
  --line: #e6e8ec;
  --bg: #f3f4f7;
  --surface: #ffffff;
  --green: #2f9e44;
  --green-bg: #e9f8ee;
  --blue: #1971c2;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(16,24,40,.04), 0 8px 24px rgba(16,24,40,.06);
  --shadow-lg: 0 12px 40px rgba(16,24,40,.12);
  --maxw: 1180px;
  --font: 'Assistant', 'Heebo', -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: 20px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; gap: 20px;
  height: 66px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -.3px; }
.brand .studs {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 3px;
  background: var(--red); padding: 5px; border-radius: 7px;
}
.brand .studs i { width: 8px; height: 8px; border-radius: 50%; background: var(--yellow); display: block; }
.brand b { color: var(--ink); }
.brand span { color: var(--red); }

.main-nav { display: flex; gap: 4px; margin-inline-start: 12px; }
.main-nav a {
  padding: 8px 14px; border-radius: 999px; font-weight: 600; font-size: 15px; color: var(--ink-soft);
}
.main-nav a:hover { background: var(--bg); color: var(--ink); }
.main-nav a.active { color: var(--red); }

.header-actions { margin-inline-start: auto; display: flex; align-items: center; gap: 10px; }
.lang-toggle {
  border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  border-radius: 999px; padding: 7px 14px; font-weight: 700; font-size: 14px;
}
.lang-toggle:hover { border-color: var(--ink); }

.header-search { position: relative; display: none; }
.header-search input {
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px;
  width: 240px; font-family: inherit; font-size: 14px; background: var(--bg);
}
@media (min-width: 900px){ .header-search { display: block; } .main-nav { display: flex; } }

.menu-btn { display: none; }
@media (max-width: 720px){
  .main-nav { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(120% 120% at 100% 0, rgba(255,207,0,.18), transparent 55%),
    radial-gradient(120% 120% at 0 100%, rgba(208,16,18,.12), transparent 55%),
    var(--surface);
  border-bottom: 1px solid var(--line);
}
.hero-inner { padding-block: 54px 60px; max-width: 780px; }
.hero h1 { font-size: clamp(28px, 4.4vw, 46px); line-height: 1.1; margin: 0 0 14px; letter-spacing: -1px; }
.hero p { font-size: clamp(16px, 2vw, 19px); color: var(--ink-soft); margin: 0 0 26px; }
.hero-search { display: flex; gap: 10px; max-width: 560px; }
.hero-search input {
  flex: 1; border: 1.5px solid var(--line); border-radius: 999px; padding: 14px 22px;
  font-size: 16px; font-family: inherit; background: var(--surface); box-shadow: var(--shadow);
}
.hero-search input:focus { outline: none; border-color: var(--red); }
.hero-stat { margin-top: 18px; font-size: 14px; color: var(--ink-soft); font-weight: 600; }
.hero-stat b { color: var(--red); }

.btn {
  border: none; border-radius: 999px; padding: 14px 26px; font-weight: 800; font-size: 16px;
  background: var(--red); color: #fff; white-space: nowrap; transition: transform .06s ease;
}
.btn:hover { background: var(--red-dark); }
.btn:active { transform: translateY(1px); }
.btn.ghost { background: var(--surface); color: var(--ink); border: 1.5px solid var(--line); }
.btn.ghost:hover { border-color: var(--ink); }
.btn.yellow { background: var(--yellow); color: var(--ink); }

/* ---------- Sections ---------- */
section.block { padding-block: 40px; }
.block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.block-head h2 { font-size: 24px; margin: 0; letter-spacing: -.4px; }
.block-head .sub { color: var(--ink-soft); font-size: 15px; margin-top: 2px; }
.block-head a.more { color: var(--red); font-weight: 700; font-size: 15px; white-space: nowrap; }

/* ---------- Card grid ---------- */
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .15s ease, transform .15s ease;
  position: relative;
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.card .thumb { position: relative; aspect-ratio: 4/3; background: #fafafa; padding: 12px; }
.card .thumb img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.card .badge {
  position: absolute; inset-block-start: 12px; inset-inline-start: 12px;
  background: var(--red); color: #fff; font-weight: 800; font-size: 13px;
  padding: 5px 10px; border-radius: 999px; box-shadow: var(--shadow);
}
.card .badge.new { background: var(--green); }
.card .badge.muted { background: #868e96; }
.card .body { padding: 12px 14px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card .theme { font-size: 12px; font-weight: 700; color: var(--red); text-transform: uppercase; letter-spacing: .3px; }
.card .name { font-weight: 700; font-size: 15px; line-height: 1.25; color: var(--ink); }
.card .num { color: var(--ink-soft); font-weight: 600; }
.card .price-row { margin-top: auto; display: flex; align-items: baseline; gap: 8px; padding-top: 6px; }
.card .price { font-size: 21px; font-weight: 800; }
.card .was { color: var(--ink-soft); text-decoration: line-through; font-size: 14px; }
.card .soft { color: var(--ink-soft); font-size: 13px; font-weight: 600; }

/* ---------- Theme tiles ---------- */
.theme-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.theme-tile {
  border-radius: var(--radius); aspect-ratio: 3/2; display: flex; align-items: flex-end;
  padding: 14px; color: #fff; font-weight: 800; font-size: 17px; position: relative; overflow: hidden;
  box-shadow: var(--shadow);
}
.theme-tile::after { content: ''; position: absolute; inset: 0; background: linear-gradient(transparent 40%, rgba(0,0,0,.35)); }
.theme-tile span { position: relative; z-index: 1; }
.theme-tile:hover { transform: translateY(-2px); transition: transform .15s; }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line); background: var(--surface); border-radius: 999px;
  padding: 7px 14px; font-weight: 600; font-size: 14px; color: var(--ink-soft);
}
.chip:hover { border-color: var(--red); color: var(--red); }

/* ---------- Browse layout ---------- */
.browse-layout { display: grid; grid-template-columns: 260px 1fr; gap: 28px; align-items: start; padding-block: 28px; }
@media (max-width: 860px){ .browse-layout { grid-template-columns: 1fr; } }
.filters {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; position: sticky; top: 82px;
}
.filters h3 { margin: 0 0 6px; font-size: 15px; }
.filter-group { border-top: 1px solid var(--line); padding-block: 14px; }
.filter-group:first-of-type { border-top: none; }
.filter-group h4 { margin: 0 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .4px; color: var(--ink-soft); }
.filter-group label { display: flex; align-items: center; gap: 9px; padding: 4px 0; font-size: 14px; cursor: pointer; }
.filter-group label .count { margin-inline-start: auto; color: var(--ink-soft); font-size: 12px; }
.filter-scroll { max-height: 220px; overflow: auto; }
.browse-toolbar { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.browse-toolbar .count-lbl { font-weight: 700; }
.browse-toolbar select, .browse-toolbar input {
  border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px; font-family: inherit; font-size: 14px; background: var(--surface);
}
.browse-toolbar .search { flex: 1; min-width: 160px; }
.filters-clear { margin-inline-start: auto; background: none; border: none; color: var(--red); font-weight: 700; font-size: 14px; }

/* ---------- Set detail ---------- */
.breadcrumb { font-size: 13px; color: var(--ink-soft); padding-block: 16px 4px; }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb .sep { margin-inline: 6px; }

.set-layout { display: grid; grid-template-columns: 1.15fr 1fr; gap: 34px; padding-block: 18px 40px; align-items: start; }
@media (max-width: 900px){ .set-layout { grid-template-columns: 1fr; } }
.set-theme { color: var(--red); font-weight: 800; text-transform: uppercase; letter-spacing: .5px; font-size: 13px; }
.set-title { font-size: clamp(24px, 3.4vw, 34px); margin: 4px 0 18px; letter-spacing: -.6px; }
.set-title .num { color: var(--ink-soft); font-weight: 700; }
.set-image {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; aspect-ratio: 4/3;
}
.set-image img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }

/* compare box */
.compare {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow);
}
.compare h3 { margin: 0 0 14px; font-size: 17px; }
.offer {
  display: flex; align-items: center; gap: 14px; padding: 13px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); margin-bottom: 10px; transition: border-color .12s;
}
.offer:hover { border-color: var(--ink); }
.offer.best { border-color: var(--green); background: var(--green-bg); }
.offer .shop-pill {
  min-width: 96px; text-align: center; padding: 8px 10px; border-radius: 8px;
  color: #fff; font-weight: 800; font-size: 13px; white-space: nowrap;
}
.offer .offer-mid { display: flex; flex-direction: column; }
.offer .offer-price { font-size: 20px; font-weight: 800; }
.offer .offer-note { font-size: 12px; font-weight: 700; }
.offer .offer-note.save { color: var(--green); }
.offer .offer-note.oos { color: var(--ink-soft); }
.offer .best-tag {
  font-size: 11px; font-weight: 800; color: var(--green); background: #fff;
  border: 1px solid var(--green); border-radius: 999px; padding: 2px 8px;
}
.offer .go { margin-inline-start: auto; }
.offer .go .btn { padding: 9px 16px; font-size: 14px; }
.compare .fineprint { color: var(--ink-soft); font-size: 12px; margin-top: 4px; }

/* spec panel */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-top: 18px; }
.panel h3 { margin: 0 0 14px; font-size: 17px; }
.spec-row { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); font-size: 15px; }
.spec-row:first-child { border-top: none; }
.spec-row .k { color: var(--ink-soft); }
.spec-row .v { font-weight: 700; text-align: end; }
.spec-row .v a { color: var(--blue); font-weight: 600; }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
.tag-list .chip { padding: 3px 10px; font-size: 12px; }

/* history */
.history-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.hstat { background: var(--bg); border-radius: var(--radius-sm); padding: 12px; text-align: center; }
.hstat .lbl { font-size: 12px; color: var(--ink-soft); font-weight: 600; }
.hstat .val { font-size: 18px; font-weight: 800; margin-top: 3px; }
.hstat .val.green { color: var(--green); }
.hstat .date { font-size: 11px; color: var(--ink-soft); }
.chart { width: 100%; height: 180px; }
.chart .line { fill: none; stroke: var(--red); stroke-width: 2.5; }
.chart .area { fill: rgba(208,16,18,.08); }
.chart .dot { fill: var(--red); }
.chart .grid-line { stroke: var(--line); stroke-width: 1; }
.chart text { fill: var(--ink-soft); font-size: 10px; }

.set-desc { line-height: 1.7; color: var(--ink); }
.set-desc p { margin: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #c7ccd6; margin-top: 40px; padding-block: 40px 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 28px; }
@media (max-width: 720px){ .footer-grid { grid-template-columns: 1fr 1fr; } }
.site-footer h5 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .5px; margin: 0 0 12px; }
.site-footer a { color: #c7ccd6; font-size: 14px; }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-brand .brand b, .footer-brand .brand span { color: #fff; }
.footer-brand p { font-size: 14px; margin: 12px 0 0; max-width: 320px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 28px; padding-top: 18px; font-size: 12.5px; color: #9aa2b0; }
.footer-bottom .disclaimer { margin-bottom: 8px; }

/* utilities */
.center { text-align: center; }
.mt24 { margin-top: 24px; }
.hidden { display: none !important; }
.spinner { text-align: center; padding: 60px; color: var(--ink-soft); }