:root{
  --bg:#f6f7f9;
  --panel:#ffffff;
  --ink:#1c1e22;
  --ink-2:#52565e;
  --ink-3:#878c95;
  --line:#e4e6ea;
  --line-2:#eef0f3;
  --accent:#4f46e5;
  --accent-soft:#eef0fe;
  --ok:#2f9e6f;
  --warn:#b8860b;
  --risk:#c0524b;
  --r:6px;
  --r-sm:4px;
  --fz:13px;
  --gap:10px;
  --shadow:0 1px 2px rgba(20,22,28,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Inter,Roboto,sans-serif;
  font-size:var(--fz);
  line-height:1.42;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit;font-size:inherit;cursor:pointer}
h1{margin:0}

/* ---------- TOPBAR ---------- */
.topbar{
  position:sticky;top:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  height:42px;padding:0 14px;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.tb-left{display:flex;align-items:center;gap:18px}
.brand{font-size:15px;font-weight:600;letter-spacing:-.3px;color:var(--ink);text-transform:uppercase}
.brand b{color:var(--accent);font-weight:700}
.tb-nav{display:flex;gap:16px}
.tb-nav a{color:var(--ink-2);font-size:12.5px;font-weight:500}
.tb-nav a:hover{color:var(--ink);text-decoration:none}
.tb-right{display:flex;align-items:center;gap:8px}
.search{display:flex;align-items:center;gap:6px;height:26px;width:280px;padding:0 9px;border:1px solid var(--line);border-radius:var(--r);background:#fbfbfc;color:var(--ink-3)}
.search input{border:0;background:transparent;outline:0;width:100%;font-size:12.5px;color:var(--ink)}
.kbd{font-size:11px;color:var(--ink-3);border:1px solid var(--line);border-radius:var(--r-sm);padding:1px 5px;background:#fbfbfc}
.burger{display:none;flex-direction:column;gap:3px;background:none;border:0;padding:4px}
.burger span{width:16px;height:1.6px;background:var(--ink);border-radius:2px}

/* ---------- STATUSBAR ---------- */
.statusbar{
  position:sticky;top:42px;z-index:55;
  display:flex;align-items:center;justify-content:space-between;
  height:28px;padding:0 14px;
  background:#fbfbfc;border-bottom:1px solid var(--line);
  font-size:11.5px;color:var(--ink-2);
}
.crumbs b{color:var(--ink)}
.status-meta{display:flex;align-items:center;gap:8px}
.status-meta b{color:var(--ink);font-weight:600}
.status-meta .up{color:var(--ok)}
.sep{color:var(--line)}
.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--ink-3)}
.dot.live{background:var(--ok);box-shadow:0 0 0 2px rgba(47,158,111,.18)}
.dot.ok{background:var(--ok)}

/* ---------- LAYOUT 3 COL ---------- */
.layout{
  display:grid;
  grid-template-columns:300px minmax(0,1fr) 280px;
  gap:var(--gap);
  max-width:1500px;margin:0 auto;padding:var(--gap) 14px;
  align-items:start;
}
.col-left,.col-right{display:flex;flex-direction:column;gap:var(--gap)}
.col-center{display:flex;flex-direction:column;gap:var(--gap)}

/* Sticky side columns: keep offer/nav (left) and price/AI (right) in view
   while center scrolls. top = topbar(42) + statusbar(28) + 8 = 78px */
.col-left,.col-right{
  position:sticky;
  top:78px;
  align-self:start;
  max-height:calc(100vh - 78px - var(--gap));
  overflow-y:auto;
  overflow-x:hidden;
  /* thin scrollbar */
  scrollbar-width:thin;
  scrollbar-color:var(--line) transparent;
}
.col-left::-webkit-scrollbar,
.col-right::-webkit-scrollbar{width:6px}
.col-left::-webkit-scrollbar-thumb,
.col-right::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.col-left::-webkit-scrollbar-track,
.col-right::-webkit-scrollbar-track{background:transparent}

/* ---------- PANEL ---------- */
.panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r);
  box-shadow:var(--shadow);
}
.panel-h{
  display:flex;align-items:center;gap:8px;
  padding:7px 11px;
  font-size:12px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line-2);
  text-transform:uppercase;letter-spacing:.2px;
}
.panel-h.sm{font-size:11.5px;text-transform:none;letter-spacing:0}
.ph-no{font-size:10px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:var(--r-sm);padding:1px 5px;letter-spacing:0}
.ph-tag{margin-left:auto;font-size:10px;font-weight:500;color:var(--ink-3);text-transform:none;letter-spacing:0;border:1px solid var(--line);border-radius:var(--r-sm);padding:1px 6px}

/* ---------- OFFER / HERO ---------- */
.offer{overflow:hidden}
.hero{padding:10px 10px 0}
.hero-stage{
  position:relative;border:1px solid var(--line-2);border-radius:var(--r);
  background:linear-gradient(180deg,#fafbfc,#eef0f3);
  padding:12px;
}
.car-silhouette{width:100%;height:auto;display:block}
.car-silhouette #carBody,.car-silhouette #carBody2{transition:fill .25s ease}
.content-note{display:block;font-size:10px;color:var(--ink-3);margin-top:6px;text-align:right}
.hero-stage .content-note{position:absolute;right:8px;bottom:6px;margin:0}
.thumbs{display:flex;gap:6px;margin-top:8px}
.thumb{flex:1;height:34px;border:1px solid var(--line);border-radius:var(--r-sm);background:#f7f8fa;color:var(--ink-3);font-size:10px;display:flex;align-items:center;justify-content:center}
.thumb.active{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent);color:var(--accent)}
.offer-head{padding:10px 11px 4px}
.offer-head h1{font-size:18px;font-weight:700;letter-spacing:-.4px}
.offer-head h1 .yr{color:var(--ink-3);font-weight:500}
.offer-sub{font-size:11.5px;color:var(--ink-2);margin-top:2px}

.swatches{display:flex;align-items:center;gap:6px;padding:8px 11px}
.sw-label{font-size:11px;color:var(--ink-2);margin-right:2px}
.sw{width:18px;height:18px;border-radius:50%;border:1px solid rgba(0,0,0,.12);background:var(--c);padding:0;position:relative}
.sw.active{box-shadow:0 0 0 2px #fff,0 0 0 3.5px var(--accent)}

.price-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 11px;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);flex-wrap:wrap}
.price-main{display:flex;flex-direction:column}
.pl{font-size:10.5px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.3px}
.pv{font-size:16px;font-weight:700;letter-spacing:-.3px}
.price-cta{display:flex;gap:6px}

.quick-specs{list-style:none;margin:0;padding:6px 11px 11px;display:grid;grid-template-columns:1fr 1fr;gap:1px 14px}
.quick-specs li{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px dashed var(--line-2);font-size:12px}
.quick-specs li span{color:var(--ink-2)}
.quick-specs li b{font-weight:600}

/* ---------- BUTTONS ---------- */
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:var(--r-sm);padding:5px 11px;font-size:12px;font-weight:600;transition:.12s}
.btn:hover{border-color:var(--ink-3)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#4338ca;border-color:#4338ca}
.btn.ghost{background:#fff}
.btn.wide{width:100%;display:block;margin-top:6px;text-align:center}
.btn.sm{padding:4px 9px}

/* ---------- TABBAR ---------- */
.tabbar{
  display:flex;flex-wrap:wrap;gap:2px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:6px;box-shadow:var(--shadow);
}
.tabbar a{font-size:11.5px;color:var(--ink-2);padding:3px 8px;border-radius:var(--r-sm);font-weight:500}
.tabbar a:hover{background:var(--line-2);text-decoration:none;color:var(--ink)}
.tabbar a.active{background:var(--accent-soft);color:var(--accent);font-weight:600}

/* ---------- MINI SIMILAR ---------- */
.sim-list{list-style:none;margin:0;padding:6px 9px}
.sim-list li{display:flex;align-items:center;gap:8px;padding:5px 2px;border-bottom:1px solid var(--line-2);font-size:12px}
.sim-list li:last-child{border-bottom:0}
.sim-ph{width:34px;height:22px;border-radius:var(--r-sm);background:linear-gradient(135deg,#eef0f3,#dfe2e7);flex:none}
.sim-n{flex:1;color:var(--ink)}
.sim-list li b{font-weight:600;font-size:11.5px}

/* ---------- CALCULATOR ---------- */
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:11px}
.field{display:flex;flex-direction:column;gap:3px;margin-bottom:9px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.field label{font-size:11px;color:var(--ink-2);font-weight:500;display:flex;align-items:center;gap:5px}
.field input,.field select{
  height:28px;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:0 8px;font-size:12.5px;color:var(--ink);background:#fbfbfc;outline:0;width:100%;
}
.field input:focus,.field select:focus{border-color:var(--accent);background:#fff}
.hint{display:inline-flex;align-items:center;justify-content:center;width:14px;height:14px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:9px;font-weight:700;cursor:help}
.seg{display:flex;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
.seg button{flex:1;border:0;background:#fbfbfc;padding:5px 0;font-size:12px;color:var(--ink-2);font-weight:500}
.seg button.active{background:var(--accent);color:#fff}
.thresh{margin:4px 0 10px}
.thresh-bar{display:block;height:5px;background:var(--line-2);border-radius:4px;overflow:hidden;margin-bottom:4px}
.thresh-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--ok),#3bb585);border-radius:4px}
.thresh-txt{font-size:10.5px;color:var(--ok);font-weight:600}

.calc-break{border-left:1px solid var(--line-2);padding-left:14px}
.break-h{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px;color:var(--ink-2);margin-bottom:6px}
.kv{width:100%;border-collapse:collapse;font-size:12px}
.kv td{padding:5px 0;border-bottom:1px solid var(--line-2)}
.kv td.num{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
.kv td:first-child{color:var(--ink-2)}
.kv tr.total td{border-top:1.5px solid var(--ink);border-bottom:0;padding-top:7px;font-size:13px;font-weight:700;color:var(--ink)}
.kv tr.total td.num{color:var(--accent)}
.warn{margin-top:9px;font-size:11px;line-height:1.45;color:var(--ink-2);background:#fdf9ee;border:1px solid #f2e6c4;border-left:2px solid var(--warn);border-radius:var(--r-sm);padding:7px 9px}
.warn b{color:var(--warn)}

/* ---------- SPECS ---------- */
.specs-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 18px;padding:6px 11px 11px}
.spec-table{width:100%;border-collapse:collapse;font-size:12px}
.spec-table td{padding:4.5px 0;border-bottom:1px solid var(--line-2)}
.spec-table td:first-child{color:var(--ink-2);width:45%}
.spec-table td:last-child{font-weight:600;text-align:right}
.spec-table tr.grp td{background:transparent;color:var(--accent);font-size:10.5px;text-transform:uppercase;letter-spacing:.4px;font-weight:700;padding-top:9px;border-bottom:1px solid var(--line)}

/* ---------- CONFIG + GALLERY ---------- */
.config-row{display:grid;grid-template-columns:0.9fr 1.1fr;gap:14px;padding:11px}
.config-preview{border:1px solid var(--line-2);border-radius:var(--r);background:linear-gradient(180deg,#fafbfc,#eef0f3);padding:12px;display:flex;flex-direction:column;align-items:center}
.car-silhouette.sm{max-width:240px}
.config-preview .swatches{padding:8px 0 0}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.g-ph{aspect-ratio:4/3;border:1px solid var(--line);border-radius:var(--r-sm);background:linear-gradient(135deg,#f3f4f6,#e3e6ea);display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--ink-3);font-weight:500}

/* ---------- VIDEO ---------- */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:11px}
.vcard{border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;background:#fff}
.vplay{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#2a2d33,#3f444c);display:flex;align-items:center;justify-content:center}
.ptri{width:0;height:0;border-style:solid;border-width:8px 0 8px 14px;border-color:transparent transparent transparent rgba(255,255,255,.9)}
.vsrc{position:absolute;top:5px;left:6px;font-size:9px;color:#fff;background:rgba(0,0,0,.4);padding:1px 5px;border-radius:3px}
.vembed{position:absolute;bottom:5px;right:6px;font-size:9px;color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.3);padding:0 4px;border-radius:3px}
.vmeta{padding:6px 8px}
.vmeta b{display:block;font-size:11.5px;font-weight:600;line-height:1.3}
.vmeta span{font-size:10.5px;color:var(--ink-3)}

/* ---------- WINTER ---------- */
.winter-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:16px;padding:11px}
.w-stats{display:flex;flex-direction:column;gap:8px}
.w-stat{border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 10px;display:flex;flex-direction:column}
.w-stat b{font-size:18px;font-weight:700;letter-spacing:-.5px}
.w-stat b.down{color:var(--risk)}
.w-stat span{font-size:10.5px;color:var(--ink-2)}
.w-chart{border:1px solid var(--line-2);border-radius:var(--r);padding:10px}
.wc-h{font-size:11px;color:var(--ink-2);font-weight:600;margin-bottom:8px}
.bars{display:flex;align-items:flex-end;gap:14px;height:120px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.bar{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;position:relative}
.bar i{display:block;width:100%;background:linear-gradient(180deg,#6b7079,#3a3d44);border-radius:3px 3px 0 0}
.bar:last-child i{background:linear-gradient(180deg,#d07b75,var(--risk))}
.bar span{position:absolute;bottom:-16px;width:100%;text-align:center;font-size:10px;color:var(--ink-3)}

/* ---------- OWNERS ---------- */
.owners-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:16px;padding:11px}
.scales{display:flex;flex-direction:column;gap:6px}
.scale{display:grid;grid-template-columns:88px 1fr 26px;align-items:center;gap:8px;font-size:11.5px}
.scale span:first-child{color:var(--ink-2)}
.sbar{height:6px;background:var(--line-2);border-radius:4px;overflow:hidden}
.sbar i{display:block;height:100%;background:linear-gradient(90deg,#5b606a,var(--ink));border-radius:4px}
.scale b{text-align:right;font-weight:700;font-variant-numeric:tabular-nums}
.reviews{display:flex;flex-direction:column;gap:8px}
.review{border:1px solid var(--line-2);border-radius:var(--r-sm);padding:8px 10px}
.rv-h{display:flex;align-items:center;gap:7px}
.rv-av{width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,#d7dae0,#b9bec7);flex:none}
.rv-h b{font-size:12px;font-weight:600}
.rv-meta{font-size:10.5px;color:var(--ink-3);margin:3px 0 4px}
.review p{margin:0;font-size:11.5px;color:var(--ink-2);line-height:1.45}
.badge{font-size:9.5px;font-weight:600;border:1px solid var(--line);border-radius:3px;padding:1px 5px;color:var(--ink-2)}
.badge.ok{color:var(--ok);border-color:#bfe3d2;background:#f1faf5}

/* ---------- DELIVERY ---------- */
.chips{display:flex;gap:6px;padding:9px 11px 0;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fbfbfc;border-radius:20px;padding:3px 11px;font-size:11.5px;color:var(--ink-2);font-weight:500}
.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}
.deliv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:11px}
.dcard{border:1px solid var(--line);border-radius:var(--r-sm);padding:9px}
.dc-h{display:flex;align-items:center;justify-content:space-between}
.dc-h b{font-size:12.5px;font-weight:700}
.rating{font-size:11.5px;font-weight:700;color:var(--ink)}
.dc-badges{display:flex;gap:4px;flex-wrap:wrap;margin:6px 0}
.dc-stats{list-style:none;margin:0 0 8px;padding:6px 0;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.dc-stats li{display:flex;justify-content:space-between;font-size:11px;color:var(--ink-2);padding:2px 0}
.dc-stats li b{color:var(--ink);font-weight:600}

/* ---------- FRAUD ---------- */
.fraud-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:11px}
.fraud-col{border:1px solid var(--line);border-radius:var(--r-sm);padding:10px}
.fraud-col.risk{border-left:2px solid var(--risk);background:#fdf6f5}
.fraud-col.safe{border-left:2px solid var(--ok);background:#f3faf6}
.fc-h{font-size:11.5px;font-weight:700;margin-bottom:6px;text-transform:uppercase;letter-spacing:.3px}
.fraud-col.risk .fc-h{color:var(--risk)}
.fraud-col.safe .fc-h{color:var(--ok)}
.fraud-col ul{list-style:none;margin:0;padding:0}
.fraud-col li{font-size:11.5px;color:var(--ink-2);padding:3px 0 3px 16px;position:relative}
.fraud-col.risk li:before{content:"✕";position:absolute;left:0;color:var(--risk);font-size:10px;font-weight:700}
.fraud-col.safe li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-size:10px;font-weight:700}

/* ---------- SERVICE ---------- */
.service-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:12px;padding:11px}
.map-ph{position:relative;border:1px solid var(--line);border-radius:var(--r-sm);min-height:170px;background:
  linear-gradient(0deg,rgba(0,0,0,.02),rgba(0,0,0,.02)),
  repeating-linear-gradient(0deg,#eef0f3,#eef0f3 1px,transparent 1px,transparent 26px),
  repeating-linear-gradient(90deg,#eef0f3,#eef0f3 1px,transparent 1px,transparent 26px),
  #f7f8fa;}
.pin{position:absolute;width:11px;height:11px;border-radius:50% 50% 50% 0;background:var(--accent);transform:rotate(-45deg);box-shadow:0 1px 3px rgba(0,0,0,.25)}
.pin:after{content:"";position:absolute;left:3px;top:3px;width:5px;height:5px;border-radius:50%;background:#fff}
.map-note{position:absolute;bottom:6px;right:8px;font-size:10px;color:var(--ink-3);background:rgba(255,255,255,.7);padding:1px 6px;border-radius:3px}
.srv-list{list-style:none;margin:0;padding:0;border:1px solid var(--line-2);border-radius:var(--r-sm);overflow:hidden}
.srv-list li{display:grid;grid-template-columns:1fr auto;align-items:center;padding:8px 10px;border-bottom:1px solid var(--line-2)}
.srv-list li:last-child{border-bottom:0}
.srv-list li b{font-size:12px;font-weight:600}
.srv-list li span{display:block;font-size:10.5px;color:var(--ink-3);grid-column:1}
.srv-list li i{font-style:normal;font-size:11px;color:var(--accent);font-weight:600;grid-row:1/3}

/* ---------- COMPARE ---------- */
.toggle{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:11px;font-weight:500;text-transform:none;letter-spacing:0;color:var(--ink-2);cursor:pointer}
.toggle input{display:none}
.tg{width:30px;height:16px;border-radius:10px;background:var(--line);position:relative;transition:.15s}
.tg:after{content:"";position:absolute;top:2px;left:2px;width:12px;height:12px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.2);transition:.15s}
.toggle input:checked + .tg{background:var(--accent)}
.toggle input:checked + .tg:after{left:16px}
.cmp-wrap{padding:11px;overflow-x:auto}
.cmp-table{width:100%;border-collapse:collapse;font-size:12px}
.cmp-table th,.cmp-table td{padding:6px 10px;text-align:left;border-bottom:1px solid var(--line-2)}
.cmp-table thead th{font-size:10.5px;text-transform:uppercase;letter-spacing:.3px;color:var(--ink-2);border-bottom:1.5px solid var(--ink);font-weight:700}
.cmp-table td:first-child{color:var(--ink-2)}
.cmp-table td{font-weight:600}
.cmp-table .me{background:var(--accent-soft)}
.cmp-table thead .me{color:var(--accent)}
.cmp-table tbody tr:hover{background:#fafbfc}
.cmp-table tbody tr.hide-row{display:none}

/* ---------- RIGHT COL ---------- */
/* The whole .col-right is now the sticky scroll container, so the inner
   wrapper flows normally (no nested sticky conflict). */
.sticky-wrap{position:static;top:auto;display:flex;flex-direction:column;gap:var(--gap)}
.buy-box{padding:11px}
.bb-price{display:flex;align-items:baseline;justify-content:space-between}
.bb-price span{font-size:11px;color:var(--ink-2);text-transform:uppercase;letter-spacing:.3px}
.bb-price b{font-size:19px;font-weight:700;letter-spacing:-.4px}
.bb-sub{font-size:10.5px;color:var(--ink-3);margin:3px 0 9px}
.bb-trust{list-style:none;margin:10px 0 0;padding:9px 0 0;border-top:1px solid var(--line-2)}
.bb-trust li{display:flex;align-items:center;gap:7px;font-size:11.5px;color:var(--ink-2);padding:2.5px 0}

/* AI SUMMARY */
.ai-badge{margin-left:auto;font-size:9.5px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:3px;padding:1px 6px}
.ai-rate{display:flex;align-items:center;gap:8px;padding:10px 11px 8px}
.ai-rate b{font-size:26px;font-weight:700;letter-spacing:-1px}
.ai-rate .of{font-size:12px;color:var(--ink-3);align-self:flex-end;margin-bottom:5px;margin-left:-4px}
.ai-rate-meta{display:flex;flex-direction:column;margin-left:4px}
.stars{color:var(--accent);font-size:12px;letter-spacing:1px}
.ai-rate-meta span:last-child{font-size:10.5px;color:var(--ink-3)}
.ai-cols{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line-2)}
.ai-pros{padding:9px 11px;border-right:1px solid var(--line-2)}
.ai-cons{padding:9px 11px}
.ai-ch{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;margin-bottom:5px}
.ai-pros .ai-ch{color:var(--ok)}
.ai-cons .ai-ch{color:var(--risk)}
.ai-cols ul{list-style:none;margin:0;padding:0}
.ai-cols li{font-size:11px;color:var(--ink-2);padding:2.5px 0 2.5px 12px;position:relative}
.ai-pros li:before{content:"+";position:absolute;left:0;color:var(--ok);font-weight:700}
.ai-cons li:before{content:"−";position:absolute;left:0;color:var(--risk);font-weight:700}

/* AI CHAT */
.chat-q{display:flex;flex-direction:column;gap:5px;padding:10px 11px}
.chat-q button{text-align:left;border:1px solid var(--line);background:#fbfbfc;border-radius:var(--r-sm);padding:6px 9px;font-size:11.5px;color:var(--ink);font-weight:500}
.chat-q button:hover{border-color:var(--accent);color:var(--accent)}
.chat-input{display:flex;gap:6px;padding:0 11px 11px}
.chat-input input{flex:1;height:28px;border:1px solid var(--line);border-radius:var(--r-sm);padding:0 8px;font-size:12px;background:#f7f8fa}
.chat-input .btn{padding:0 12px}

/* FOOTER */
.foot{display:flex;justify-content:space-between;max-width:1500px;margin:0 auto;padding:14px;font-size:11px;color:var(--ink-3);border-top:1px solid var(--line);margin-top:8px}

/* MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(20,22,28,.45);z-index:100;display:none;align-items:center;justify-content:center;backdrop-filter:blur(2px)}
.modal-overlay.open{display:flex}
.modal{width:360px;max-width:92vw;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 12px 40px rgba(0,0,0,.22)}
.modal-h{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;border-bottom:1px solid var(--line-2)}
.modal-h b{font-size:13px}
.modal-x{border:0;background:none;color:var(--ink-3);font-size:13px}
.modal-b{padding:13px}
.modal-note{display:block;text-align:center;font-size:10.5px;color:var(--ink-3);margin-top:8px}

/* TIP */
.tip{position:fixed;z-index:120;max-width:240px;background:var(--ink);color:#fff;font-size:11px;line-height:1.4;padding:7px 9px;border-radius:var(--r-sm);box-shadow:0 4px 16px rgba(0,0,0,.25);pointer-events:none;opacity:0;transition:opacity .12s;display:none}
.tip.show{display:block;opacity:1}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1180px){
  .layout{grid-template-columns:280px minmax(0,1fr)}
  .col-right{grid-column:1/3}
  /* right col now spans full width on row 2 -> no sticky, normal flow */
  .col-right{position:static;top:auto;max-height:none;overflow:visible}
  .sticky-wrap{position:static;flex-direction:row;flex-wrap:wrap}
  .sticky-wrap>.panel{flex:1;min-width:240px}
}
@media(max-width:860px){
  .tb-nav{display:none}
  .search{width:160px}
  .burger{display:flex}
  .status-meta{display:none}
  .layout{grid-template-columns:1fr;padding:8px}
  .col-right{grid-column:auto}
  .col-left{order:0}.col-center{order:1}.col-right{order:2}
  /* single-column mobile flow: disable sticky on both side columns */
  .col-left,.col-right{position:static;top:auto;max-height:none;overflow:visible}
  .calc-grid,.specs-cols,.config-row,.winter-grid,.owners-grid,.fraud-grid,.service-grid,.ai-cols{grid-template-columns:1fr}
  .calc-break{border-left:0;border-top:1px solid var(--line-2);padding-left:0;padding-top:10px}
  .video-grid,.deliv-grid{grid-template-columns:1fr 1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .ai-pros{border-right:0;border-bottom:1px solid var(--line-2)}
  .sticky-wrap{flex-direction:column}
  .col-left.mobile-open .tabbar,.tb-nav.mobile-open{display:flex}
}
@media(max-width:520px){
  .video-grid,.deliv-grid,.quick-specs{grid-template-columns:1fr}
  .search{display:none}
}