:root{
  --bg:#ffffff; --bg-alt:#f8fafc; --ink:#0f172a; --ink-2:#334155; --ink-3:#64748b;
  --accent:#0284c7; --accent-dk:#0369a1; --accent-lt:#e0f2fe;
  --line:#e2e8f0; --radius:14px; --shadow:0 10px 30px rgba(15,23,42,.08);
  --shadow-lg:0 24px 60px rgba(15,23,42,.16);
  --cB:#38bdf8; --cC:#7dd3fc; --cD:#bae6fd;
  --max:1280px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.65 "Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em;color:var(--ink-2)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
section[id]{scroll-margin-top:88px}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.9);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--max);margin:0 auto;padding:0 24px;height:66px;
  display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.02em;
  font-size:1.02rem;color:var(--ink);white-space:nowrap}
.brand .dot{width:26px;height:26px;border-radius:7px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--accent),#0ea5e9);
  display:grid;place-items:center;color:#fff;font-size:.72rem;font-weight:800}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center;flex-wrap:nowrap;overflow:hidden}
.nav-links a{padding:8px 11px;border-radius:8px;font-size:.845rem;font-weight:600;
  color:var(--ink-2);white-space:nowrap}
.nav-links a:hover{background:var(--bg-alt);color:var(--accent)}
.nav-links a.pin{background:var(--accent-lt);color:var(--accent-dk)}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);
  border-radius:9px;width:42px;height:38px;font-size:1.1rem;cursor:pointer;color:var(--ink)}
.drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 24px 18px}
.drawer.open{display:block}
.drawer a{display:block;padding:11px 4px;border-bottom:1px solid var(--line);
  font-weight:600;color:var(--ink-2);font-size:.95rem}
@media(max-width:1120px){.nav-links{display:none}.burger{display:block}}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:600px;display:flex;align-items:center;
  background:#0b1220;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.42;filter:saturate(.85)}
.hero-bg:after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(8,14,28,.94) 0%,rgba(8,14,28,.72) 46%,rgba(2,132,199,.34) 100%)}
.hero-in{position:relative;z-index:2;max-width:var(--max);margin:0 auto;
  padding:76px 24px 66px;color:#fff;width:100%}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.badge{font-size:.7rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  padding:6px 11px;border-radius:100px;background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.26);color:#e0f2fe}
.hero h1{font-size:clamp(2.1rem,5.2vw,3.9rem);font-weight:800;color:#fff;max-width:19ch;margin-bottom:.3em}
.hero h1 em{font-style:normal;color:#7dd3fc}
.hero-sub{font-size:clamp(1rem,1.7vw,1.2rem);color:#cbd5e1;max-width:62ch;margin-bottom:34px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:36px 0 30px;max-width:940px}
.kpi{background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.17);
  border-radius:var(--radius);padding:18px 18px 15px;backdrop-filter:blur(8px)}
.kpi-n{font-size:clamp(1.4rem,2.9vw,2.15rem);font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1}
.kpi-n small{font-size:.5em;font-weight:700;color:#7dd3fc;margin-left:3px}
.kpi-l{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:#94a3b8;
  margin-top:8px;font-weight:700}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:10px;
  font-weight:700;font-size:.92rem;cursor:pointer;border:1px solid transparent;transition:.16s}
.btn-p{background:var(--accent);color:#fff}.btn-p:hover{background:#0ea5e9;transform:translateY(-1px)}
.btn-g{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-g:hover{background:rgba(255,255,255,.19)}
@media(max-width:860px){.kpis{grid-template-columns:repeat(2,1fr)}}

/* ---------- SECTIONS ---------- */
.sec{padding:82px 0}
.sec.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.13em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-lt);
  padding:5px 12px;border-radius:100px;margin-bottom:16px}
.sec-head{max-width:74ch;margin-bottom:44px}
.sec-head p{font-size:1.04rem}

/* ---------- CARDS / GRIDS ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:.18s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#cbd5e1}
.card-img{background:var(--bg-alt);border-bottom:1px solid var(--line);cursor:zoom-in;
  aspect-ratio:1.414/1;overflow:hidden;position:relative}
.card-img img{width:100%;height:100%;object-fit:cover;object-position:center;transition:.3s}
.card:hover .card-img img{transform:scale(1.035)}
.card-img .zoom{position:absolute;right:10px;bottom:10px;background:rgba(15,23,42,.82);
  color:#fff;font-size:.68rem;font-weight:700;padding:5px 9px;border-radius:6px;
  letter-spacing:.05em;opacity:0;transition:.2s}
.card:hover .zoom{opacity:1}
.card-b{padding:17px 19px 20px}
.card-b h3{margin-bottom:6px;font-size:1rem}
.card-b p{font-size:.875rem;margin:0;color:var(--ink-3)}
.tag{display:inline-block;font-size:.66rem;font-weight:800;letter-spacing:.07em;
  text-transform:uppercase;color:var(--accent-dk);background:var(--accent-lt);
  padding:4px 9px;border-radius:5px;margin-bottom:9px}
.tag.ifc{color:#166534;background:#dcfce7}

/* ---------- VARIANT COMPARE ---------- */
.cmp{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;font-size:.9rem}
.cmp th,.cmp td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
.cmp thead th{background:var(--ink);color:#fff;font-size:.74rem;letter-spacing:.08em;
  text-transform:uppercase;font-weight:800}
.cmp tbody tr:last-child td{border-bottom:none}
.cmp tbody tr:nth-child(even){background:var(--bg-alt)}
.cmp td:first-child{font-weight:600;color:var(--ink)}
.cmp .num{font-variant-numeric:tabular-nums;font-weight:700}
.cmp tr.tot td{background:var(--accent-lt);font-weight:800;color:var(--ink)}

/* ---------- 3D TWIN ---------- */
.twin-shell{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:#fff;box-shadow:var(--shadow)}
.twin-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:12px 14px;
  border-bottom:1px solid var(--line);background:var(--bg-alt)}
.twin-bar .lbl{font-size:.68rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;
  color:var(--ink-3);margin-right:2px}
.chip{border:1px solid var(--line);background:#fff;color:var(--ink-2);border-radius:8px;
  padding:7px 13px;font-size:.79rem;font-weight:700;cursor:pointer;transition:.15s;font-family:inherit}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}
.twin-sep{width:1px;height:24px;background:var(--line);margin:0 4px}
#twin{width:100%;height:min(70vh,620px);position:relative;background:#f1f5f9}
#twin canvas{display:block}
.twin-fallback{padding:44px;text-align:center;color:var(--ink-3);font-size:.92rem}
#hud{position:absolute;left:12px;top:12px;z-index:5;background:rgba(15,23,42,.86);
  color:#e2e8f0;font:600 11.5px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;
  padding:11px 13px;border-radius:9px;pointer-events:none;white-space:pre;letter-spacing:.02em}
.legend{display:flex;gap:16px;flex-wrap:wrap;padding:12px 14px;border-top:1px solid var(--line);
  background:var(--bg-alt);font-size:.78rem;font-weight:600;color:var(--ink-2)}
.legend i{width:13px;height:13px;border-radius:3px;display:inline-block;
  margin-right:6px;vertical-align:-2px;border:1px solid rgba(15,23,42,.14)}

/* ---------- BOQ ---------- */
.boq-banner{background:var(--ink);color:#fff;padding:15px 20px;border-radius:10px;
  font-weight:800;font-size:.83rem;letter-spacing:.09em;text-transform:uppercase;
  margin-bottom:28px;text-align:center}
.boq-div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:20px;overflow:hidden;box-shadow:var(--shadow)}
.boq-div>h3{margin:0;padding:16px 20px;background:var(--bg-alt);
  border-bottom:1px solid var(--line);font-size:.97rem;color:var(--ink)}
table.boq{width:100%;border-collapse:collapse;font-size:.855rem}
table.boq th,table.boq td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);
  vertical-align:top}
table.boq thead th{background:#fff;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-3);font-weight:800;white-space:nowrap}
table.boq tbody tr:last-child td{border-bottom:none}
table.boq tbody tr:hover{background:var(--accent-lt)}
table.boq td:first-child{font-variant-numeric:tabular-nums;color:var(--ink-3);
  font-weight:700;white-space:nowrap;width:1%}
table.boq td:nth-child(3),table.boq td:nth-child(4){white-space:nowrap;
  font-variant-numeric:tabular-nums;font-weight:600}

/* ---------- PACKAGES ---------- */
.pkg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:1000px){.pkg-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.pkg-grid{grid-template-columns:1fr}}
.pkg-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);cursor:pointer;transition:.18s;position:relative;overflow:hidden}
.pkg-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);
  opacity:0;transition:.18s}
.pkg-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.pkg-card:hover:before{opacity:1}
.pkg-card h3{font-size:.99rem;margin-bottom:8px}
.pkg-sub{font-size:.85rem;color:var(--ink-3);margin:0}
.pkg-card .pkg-detail{display:none}
.pkg-more{margin-top:14px;font-size:.75rem;font-weight:800;letter-spacing:.08em;
  text-transform:uppercase;color:var(--accent)}
.pkg-detail ul{margin:0 0 16px;padding-left:20px}
.pkg-detail li{margin-bottom:7px;font-size:.92rem;color:var(--ink-2)}
.pkg-ref{font-size:.82rem;color:var(--ink-3);border-top:1px solid var(--line);padding-top:13px;margin:0}

/* ---------- SPEC LISTS ---------- */
.spec{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow)}
.spec h3{font-size:.98rem;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.spec dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:9px 18px;font-size:.875rem}
.spec dt{color:var(--ink-3);font-weight:600}
.spec dd{margin:0;font-weight:700;color:var(--ink);text-align:right;font-variant-numeric:tabular-nums}
.ul-check{list-style:none;padding:0;margin:0;font-size:.885rem}
.ul-check li{padding:8px 0 8px 26px;border-bottom:1px solid var(--line);position:relative;color:var(--ink-2)}
.ul-check li:last-child{border-bottom:none}
.ul-check li:before{content:"";position:absolute;left:4px;top:15px;width:7px;height:7px;
  border-radius:2px;background:var(--accent)}

/* ---------- DOWNLOADS ---------- */
.dl-list{display:grid;gap:10px}
.dl{display:flex;align-items:center;gap:14px;padding:14px 18px;background:#fff;
  border:1px solid var(--line);border-radius:10px;transition:.15s}
.dl:hover{border-color:var(--accent);box-shadow:var(--shadow)}
.dl .ext{font-size:.66rem;font-weight:800;letter-spacing:.05em;padding:5px 8px;border-radius:5px;
  background:var(--ink);color:#fff;flex:0 0 auto;min-width:46px;text-align:center}
.dl .ext.dwg{background:#b45309}.dl .ext.pdf{background:#b91c1c}.dl .ext.png{background:#047857}
.dl .nm{font-weight:600;font-size:.89rem;color:var(--ink);flex:1;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dl .sz{font-size:.78rem;color:var(--ink-3);font-variant-numeric:tabular-nums;flex:0 0 auto}

/* ---------- LIGHTBOX / MODAL ---------- */
.lb{position:fixed;inset:0;z-index:2000;background:rgba(8,14,28,.94);display:none;
  align-items:center;justify-content:center;padding:34px}
.lb.open{display:flex}
.lb img{max-width:96vw;max-height:88vh;object-fit:contain;border-radius:8px;
  box-shadow:0 30px 80px rgba(0,0,0,.6);cursor:grab}
.lb-cap{position:absolute;left:0;right:0;bottom:20px;text-align:center;color:#cbd5e1;
  font-size:.85rem;font-weight:600;padding:0 40px}
.lb-x{position:absolute;top:18px;right:22px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.3);color:#fff;
  font-size:1.4rem;cursor:pointer;line-height:1}
.lb-x:hover{background:rgba(255,255,255,.26)}
.modal{position:fixed;inset:0;z-index:2100;background:rgba(8,14,28,.72);display:none;
  align-items:center;justify-content:center;padding:28px;backdrop-filter:blur(4px)}
.modal.open{display:flex}
.modal-box{background:#fff;border-radius:16px;max-width:760px;width:100%;
  max-height:86vh;overflow-y:auto;padding:34px;box-shadow:0 40px 90px rgba(0,0,0,.4);position:relative}
.modal-box h3{font-size:1.3rem;padding-right:40px}
.modal-x{position:absolute;top:16px;right:18px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:#fff;font-size:1.2rem;cursor:pointer;color:var(--ink-2);line-height:1}
.modal-x:hover{background:var(--bg-alt)}

/* ---------- FOOTER ---------- */
.foot{background:var(--ink);color:#94a3b8;padding:52px 0 30px;font-size:.85rem}
.foot .wrap{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px}
@media(max-width:800px){.foot .wrap{grid-template-columns:1fr}}
.foot h4{color:#fff;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.foot a{color:#cbd5e1;display:block;padding:4px 0}
.foot a:hover{color:#7dd3fc}
.foot-bot{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:22px;
  font-size:.78rem;color:#64748b;max-width:var(--max);margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
.disclaim{background:rgba(255,255,255,.05);border-left:3px solid var(--accent);
  padding:14px 18px;border-radius:8px;margin-bottom:24px;font-size:.81rem;color:#cbd5e1}