/* Clean modern styles with gallery expand animation card */
:root {
  --bg: #ffffff; --fg: #1b1b1b; --muted: #6b6b6b;
  --brand: #0b6cff; --brand-600: #0a5fe0; --brand-700: #084db6;
  --border: #e6e8ef; --card: #ffffff; --shadow: 0 10px 30px rgba(0,0,0,.06);
  --nav-bg: #101318cc; --nav-fg: #ffffff; --nav-muted: #c5c8d4; --nav-border: #232633;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;font-size:20px;line-height:1.8;color:var(--fg);background:var(--bg);overflow-wrap:anywhere;word-break:normal;hyphens:auto}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1100px,92%);margin-inline:auto}
.header{position:sticky;top:0;z-index:60;background:var(--nav-bg);backdrop-filter:saturate(120%) blur(10px);border-bottom:1px solid var(--nav-border)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.nav .brand{display:flex;align-items:center;gap:12px;color:var(--nav-fg);font-weight:800}
.brand img{height:36px;width:auto}
.nav nav{display:flex;align-items:center;gap:14px}
.nav .links{display:flex;gap:6px}
.nav .links a{color:var(--nav-muted);font-weight:700;padding:10px 12px;border-radius:10px;transition:background .2s,color .2s;font-size:1rem}
.nav .links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.btn.ghost[data-nav-toggle]{color:#fff;border-color:transparent;background:rgba(255,255,255,.08)}
.btn.ghost[data-nav-toggle]:hover{background:rgba(255,255,255,.12)}
.hero{position:relative;padding:72px 0 48px;background:linear-gradient(180deg,#f5f8ff 0%,#fff 100%);overflow:hidden}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(32px,4.8vw,52px);line-height:1.15;margin:0 0 14px}
.hero p{font-size:clamp(20px,2.6vw,22px);color:var(--muted);margin:0 0 26px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 22px;border-radius:12px;font-weight:800;border:1px solid transparent;font-size:1.05rem}
.btn.primary{background:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-600)}
.btn.ghost{background:#fff;border-color:var(--border);color:var(--fg)}
.btn.ghost:hover{border-color:#d5d7e0}
.btn.small{padding:10px 14px;border-radius:10px;font-size:.95rem;font-weight:700}
.hero .hero-image{border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.hero .hero-image img{height:100%;width:100%;object-fit:cover}
.section{padding:60px 0}
.section .section-title{font-size:30px;margin:0 0 26px}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow)}
.card h3{margin:8px 0;font-size:22px}
.card .price{font-weight:800;color:var(--brand-700);font-size:1.05rem}
.card p{margin:10px 0 0;color:var(--muted);font-size:1.05rem}
/* Horizontal gallery list */
.gallery{display:flex;flex-direction:column;gap:16px}
.gallery-item{display:flex;align-items:flex-start;gap:18px;border-radius:12px;background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);padding:12px;cursor:pointer}
.gallery-item .gi-thumb{width:170px;height:250px;flex:0 0 170px;border-radius:10px;overflow:hidden;background:#000}
.gallery-item .gi-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.gallery-item:hover .gi-thumb img{transform:scale(1.03)}
.gallery-item .gi-content h3{margin:0 0 6px;font-size:22px}
.gallery-item .gi-content p{margin:0;color:var(--muted)}
.gallery-item .gi-content .gi-cta{margin-top:10px}
/* Lightbox (modal card) */
.lb-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:2000;overscroll-behavior:contain;touch-action:pan-y}
.lb-overlay.active{opacity:1;pointer-events:auto}
.lb-stage{position:fixed;inset:0;display:grid;grid-template-rows:auto 1fr;overflow:hidden}
.lb-bar{display:flex;align-items:center;gap:14px;padding:10px 16px;background:var(--brand-700);color:#fff}
.lb-back{display:inline-flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);color:#fff;font-weight:700}
.lb-back:hover{background:rgba(255,255,255,.18)}
.lb-bar .title{font-weight:800}
.lb-content{display:grid;place-items:start center;padding:32px 20px 28px;min-height:0}
.lb-card{position:relative;width:min(940px,92%);background:#fff;color:var(--fg);border-radius:8px;box-shadow:0 18px 55px rgba(0,0,0,.18);padding:40px;overflow:visible}
/* Offset thumbnail on top-left of paper (170x250 as requested) */
.lb-figure{position:absolute;left:32px;top:-36px;width:170px;height:250px;border-radius:10px;overflow:hidden;background:transparent;box-shadow:0 10px 24px rgba(0,0,0,.18);z-index:2;pointer-events:none}
.lb-figure img{width:100%;height:100%;object-fit:cover;opacity:1}
.lb-details{padding-left:240px;position:relative;z-index:1;max-height:calc(100vh - 240px);overflow:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none}
.lb-details::-webkit-scrollbar{width:0;height:0}
.lb-details h3{margin:4px 0 6px;font-size:38px}
.lb-details p{margin:10px 0;color:var(--muted)}
/* Floating social button on the top-right corner of paper */
.lb-social{position:absolute;right:28px; top:-18px; width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#3b5998;color:#fff;box-shadow:0 8px 18px rgba(0,0,0,.22);z-index:4}
.lb-social svg{width:28px;height:28px;display:block}
/* Floating image for FLIP animation */
.lb-float-img{position:fixed;z-index:3000;border-radius:12px;overflow:hidden;box-shadow:var(--shadow);will-change:transform}
/* Responsive */
@media (max-width:980px){.hero .grid{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:860px){
  .nav{flex-direction:column;align-items:center;gap:10px;padding:10px 0 12px}
  .nav nav{width:100%}
  .nav .links{flex-wrap:wrap;justify-content:center;gap:8px}
  .nav .links a{padding:10px 14px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);color:#fff}
}
@media (max-width:640px){
  .container{width:min(1100px,94%)}
  .cards{grid-template-columns:1fr !important; align-items:stretch !important; gap:20px}
  .cards > *{grid-column:auto !important}
  .gallery-item{flex-direction:column; align-items:center}
  .gallery-item .gi-thumb{width:220px; max-width:80%; height:auto; aspect-ratio:170/250; margin:0 auto; flex:0 0 auto}
  .gallery-item .gi-thumb img{width:100%; height:100%; object-fit:cover}
  .lb-content{padding:20px 14px 16px}
  .lb-card{width:96%; padding:18px; overflow:visible}
  .lb-figure{position:relative; left:0; top:0; width:160px; max-width:70%; height:auto; aspect-ratio:170/250; margin:0 auto 14px; box-shadow:0 8px 18px rgba(0,0,0,.18)}
  .lb-details{padding-left:0; max-height:calc(100svh - 260px); overflow:auto; -webkit-overflow-scrolling:touch; scrollbar-width:none; -ms-overflow-style:none}
  .lb-details::-webkit-scrollbar{width:0;height:0}
  .lb-details h3{font-size:24px; overflow-wrap:anywhere; word-break:normal}
  .gallery-item .gi-content h3{font-size:20px; overflow-wrap:anywhere; word-break:normal}
  .lb-social{right:12px; top:12px; width:54px; height:54px}
  .hero .grid{gap:18px}
  .card{padding:16px}
}