:root{
  --ink:#101828;
  --muted:#475467;
  --line:#d9e2f5;
  --bg:#f7f9ff;
  --panel:#ffffff;
  --blue:#1d4ed8;
  --deep:#0b1329;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Palatino Linotype",Palatino,serif;line-height:1.65}
a{text-decoration:none;color:inherit}
.frame{display:grid;grid-template-columns:290px 1fr;min-height:100vh}
.sidebar{background:var(--deep);color:#dbeafe;padding:28px 20px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:16px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:700;letter-spacing:.03em}
.brand-icon{width:36px;height:36px}
.demo-menu-toggle{display:none;align-items:center;justify-content:center;gap:5px;flex-direction:column;width:44px;height:44px;border-radius:10px;border:1px solid rgba(147,197,253,.38);background:rgba(15,23,42,.55);cursor:pointer;padding:0}
.demo-menu-toggle span{display:block;width:22px;height:2px;background:#e2e8f0;border-radius:2px;transition:transform .25s ease,opacity .2s ease}
.sidebar.nav-open .demo-menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.sidebar.nav-open .demo-menu-toggle span:nth-child(2){opacity:0}
.sidebar.nav-open .demo-menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.side-nav a{display:block;padding:10px 12px;border-radius:10px;font-family:Verdana,Arial,sans-serif;font-size:.95rem;font-weight:700}
.side-nav a.active,.side-nav a:hover{background:rgba(147,197,253,.18)}
.back-yts{
margin-top:8px;
display:block;
padding:10px 12px;
border-radius:10px;
background:linear-gradient(135deg,#0f172a,#1e293b);
color:#e2e8f0;
border:1px solid #334155;
font-family:Verdana,Arial,sans-serif;
font-weight:700;
text-align:center;
box-shadow:0 8px 18px rgba(2,6,23,.24);
transition:transform .2s ease,box-shadow .2s ease;
}

.back-yts:hover,
.back-yts:focus-visible{
transform:translateY(-1px);
box-shadow:0 10px 20px rgba(2,6,23,.26);
}
.call-now{margin-top:8px;display:block;padding:10px 12px;border-radius:10px;background:linear-gradient(135deg,#1e40af,#1d4ed8);color:#fff;font-family:Verdana,Arial,sans-serif;font-weight:700;text-align:center;box-shadow:0 3px 10px rgba(29,78,216,.2);transition:transform .18s ease,box-shadow .18s ease;}
.call-now:hover,.call-now:focus-visible{transform:translateY(-1px);box-shadow:0 7px 14px rgba(29,78,216,.26);}
.side-note{margin-top:auto;font-size:.88rem;color:#93c5fd;font-family:Verdana,Arial,sans-serif}
.main{padding:0 26px 26px}
.hero{margin:0 -26px;overflow:hidden;position:relative;min-height:clamp(460px,68vh,760px);background:#0b1329;display:flex;align-items:end}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,23,42,.12),rgba(15,23,42,.82) 74%,rgba(15,23,42,.92)),radial-gradient(circle at 18% 22%,rgba(96,165,250,.18),transparent 30%),radial-gradient(circle at 78% 30%,rgba(147,51,234,.18),transparent 28%)}
.hero-copy{position:relative;z-index:1;padding:clamp(96px,12vw,154px) 34px 40px;color:#eff6ff;max-width:760px}
.hero-kicker{display:inline-block;margin:0 0 12px;padding:6px 12px;border-radius:999px;border:1px solid rgba(191,219,254,.38);background:rgba(15,23,42,.36);color:#dbeafe;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-family:Verdana,Arial,sans-serif}
.hero h1{font-size:clamp(2.35rem,5vw,4.2rem);line-height:1.02;margin:0 0 10px;max-width:12ch;text-shadow:0 14px 34px rgba(2,6,23,.34)}
.hero p{margin:0;color:#dbeafe;font-family:Verdana,Arial,sans-serif}
.cta{margin-top:18px;display:inline-block;padding:11px 16px;border-radius:999px;background:#dbeafe;color:#1e3a8a;font-family:Verdana,Arial,sans-serif;font-weight:800}
.section{padding:30px 0}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 14px 32px rgba(15,23,42,.08);transition:transform .2s ease,box-shadow .2s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(15,23,42,.1)}
.card h3{margin:0 0 8px;color:#1e3a8a;font-size:1.1rem}
.card p{margin:0;color:var(--muted);font-family:Verdana,Arial,sans-serif}
.gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.art-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 14px 28px rgba(15,23,42,.08);transition:transform .22s ease,box-shadow .22s ease}
.art-item:hover{transform:translateY(-4px);box-shadow:0 24px 40px rgba(15,23,42,.14)}
.art-item img{width:100%;height:320px;object-fit:contain;object-position:center;display:block;background:linear-gradient(180deg,#f8fbff,#eef4ff);padding:12px;cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:9000;background:rgba(2,6,23,.92);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;backdrop-filter:blur(6px)}
.lightbox.is-open{opacity:1;visibility:visible}
.lightbox img{max-width:min(90vw,1100px);max-height:88vh;object-fit:contain;border-radius:10px;box-shadow:0 32px 80px rgba(2,6,23,.6);display:block;cursor:default}
.lb-close{position:absolute;top:18px;right:22px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#fff;width:44px;height:44px;border-radius:50%;font-size:1.6rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .18s ease}
.lb-close:hover,.lb-close:focus-visible{background:rgba(255,255,255,.26)}
.art-meta{padding:12px 14px;font-family:Verdana,Arial,sans-serif}
.art-meta strong{display:block;color:#1e3a8a;margin-bottom:6px}
.price{font-weight:800;color:#0f172a}
.tag{display:inline-block;font-size:.72rem;font-weight:800;padding:4px 8px;border-radius:999px;background:#dbeafe;color:#1e3a8a;margin-left:8px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 14px 30px rgba(15,23,42,.08)}
.table{width:100%;border-collapse:collapse;font-family:Verdana,Arial,sans-serif}
.table th,.table td{padding:10px;border-bottom:1px solid #e5edff;text-align:left}
.table th{color:#1e3a8a}
footer{padding:24px 0;color:#64748b;font-family:Verdana,Arial,sans-serif}
.scroll-top-button{position:fixed;left:28px;bottom:28px;display:inline-flex;align-items:center;gap:10px;padding:13px 18px;border:1px solid rgba(148,163,184,.3);border-radius:999px;background:rgba(15,23,42,.84);backdrop-filter:blur(16px);color:#f8fafc;box-shadow:0 18px 40px rgba(15,23,42,.28);font-weight:700;letter-spacing:.02em;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(18px) scale(.96);transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease,background-color .25s ease,visibility .25s ease;z-index:1200}
.scroll-top-button.is-visible{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.scroll-top-button:hover,.scroll-top-button:focus-visible{background:rgba(29,78,216,.92);box-shadow:0 20px 42px rgba(37,99,235,.3);transform:translateY(-2px) scale(1.01)}
.scroll-top-icon{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.14)}
.scroll-top-icon svg{width:16px;height:16px;fill:currentColor}
@media (max-width:980px){.frame{grid-template-columns:1fr}.sidebar{position:relative;height:auto;gap:10px}.demo-menu-toggle{display:inline-flex}.side-nav,.call-now,.back-yts{display:none}.sidebar.nav-open .side-nav{display:flex;flex-direction:column;gap:8px}.sidebar.nav-open .call-now,.sidebar.nav-open .back-yts{display:block}.cards,.gallery-grid{grid-template-columns:1fr}.split{grid-template-columns:1fr}}
@media (max-width:640px){.sidebar{padding:14px}.logo{font-size:1rem}.side-nav a{padding:8px 10px;font-size:.9rem}.main{padding:0 14px 14px}.hero{margin:0 -14px;min-height:340px}.hero-copy{padding:88px 20px 28px}.hero h1{font-size:clamp(1.95rem,9vw,2.8rem)}.hero p{font-size:.95rem}.section{padding:22px 0}.card,.panel{padding:14px;border-radius:12px}.cards,.gallery-grid,.split{gap:12px}.art-item img{height:190px}.art-meta{padding:10px 12px}.table th,.table td{padding:8px;font-size:.9rem}}
@media (max-width:640px){.scroll-top-button{left:16px;bottom:16px;padding:12px 15px;gap:8px}}