/* Base Reset & Variables */
:root{
  --bg: #0f0f10;
  --surface: #151518;
  --text: #e9e9ee;
  --muted: #b7b7c2;
  --accent: #b08d57; /* truffle-gold */
  --accent-2: #7a5c2e;
  --success: #3ecf8e;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 14px;
  --container: 1200px;
  --ring: 0 0 0 4px rgba(176,141,87,.25);
}
/* Light theme */
[data-theme="light"]{
  /* True light theme (no black→white blend) */
  --bg: #f7f7f9;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #4b5563;
  --accent: #7a5c2e;
  --accent-2: #b08d57;
  --success: #0f8f5f;
  --shadow: 0 10px 24px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color:var(--text); background:var(--bg);
  line-height:1.7; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  font-size:17px;
  transition: background-color .5s ease, color .5s ease;
}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
.container{width:min(100%, var(--container)); margin-inline:auto; padding-inline:22px}
.section{padding:80px 0}
.skip-link{position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden}
.skip-link:focus{left:16px; top:16px; width:auto; height:auto; background:#000; color:#fff; padding:8px 12px; border-radius:8px}

/* Header */
.site-header{position:sticky; top:0; z-index:50; background:rgba(20,20,22,.95); backdrop-filter:blur(8px); border-bottom:1px solid rgba(0,0,0,.2)}
[data-theme="light"] .site-header{background:rgba(255,255,255,.95); border-color:#e5e7eb}
[data-theme="dark"] .site-header{background:rgba(15,23,42,.95); border-color:rgba(255,255,255,.08)}
.mobile-menu-btn{display:none; flex-direction:column; justify-content:space-between; width:28px; height:20px; background:none; border:0; padding:0; margin-right:10px}
.mobile-menu-btn span{display:block; width:100%; height:2px; background:var(--text); border-radius:2px; transition:transform .3s ease, opacity .3s ease}
.mobile-menu-btn.active span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.mobile-menu-btn.active span:nth-child(2){opacity:0}
.mobile-menu-btn.active span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}
.nav-right{display:flex; align-items:center; gap:18px}
.header-inner{display:flex; align-items:center; justify-content:space-between; min-height:72px}
.brand{display:flex; align-items:center; gap:12px}
.brand-name{font-weight:800; letter-spacing:.3px; font-size:1.1rem}
.site-nav ul{display:flex; gap:22px; list-style:none; margin:0; padding:0}
.nav-link{position:relative; color:var(--text)}
.nav-link:after{content:""; position:absolute; left:0; right:0; bottom:-6px; height:2px; background:var(--accent); transform:scaleX(0); transform-origin:left; transition:transform .25s ease}
.nav-link:hover:after{transform:scaleX(1)}
.btn{display:inline-flex; align-items:center; gap:10px; padding:12px 18px; border-radius:14px; background:linear-gradient(180deg, var(--accent), var(--accent-2)); color:#fff; box-shadow:var(--shadow); border:1px solid color-mix(in oklab, var(--text) 10%, transparent); transition: transform .2s ease, filter .2s ease, box-shadow .2s ease}
.btn:hover{filter:brightness(1.06); transform:translateY(-1px); box-shadow:0 12px 30px rgba(0,0,0,.25)}
.btn:focus-visible{outline:none; box-shadow:var(--ring)}
.header-actions{display:flex; align-items:center; gap:10px}
.lang-switch{white-space:nowrap}
.theme-toggle{width:48px; height:24px; background:var(--surface); border:2px solid rgba(255,255,255,.12); border-radius:12px; display:inline-flex; align-items:center; justify-content:center; cursor:pointer}
.toggle-track{position:relative; width:100%; height:100%; border-radius:10px; background:linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.02))}
.toggle-thumb{position:absolute; top:2px; left:2px; width:16px; height:16px; border-radius:50%; background:var(--accent); display:flex; align-items:center; justify-content:center; transition:transform .35s cubic-bezier(.4,0,.2,1), background .3s ease}
[data-theme="light"] .toggle-thumb{transform:translateX(24px); background:var(--accent-2)}
.sun-icon,.moon-icon{font-size:10px; color:#fff}

/* Hero */
.hero{position:relative; isolation:isolate; padding:0; overflow:hidden}
.hero-media{position:relative; height:60svh; min-height:400px; max-height:760px; background:radial-gradient(800px 320px at 70% 30%, rgba(176,141,87,.22), transparent)}
.hero-bg{position:absolute; inset:0; width:100%; height:120%; object-fit:cover; z-index:-1}
.hero .cover{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; filter:contrast(1.05) saturate(1.05)}
.hero:after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,.25) 50%, rgba(0,0,0,.15) 75%); pointer-events:none; z-index:1}
.hero-content{position:relative; margin-top:-140px; padding-bottom:40px; z-index:2}
.display-1{font-size:clamp(36px, 5.5vw, 58px); line-height:1.08; margin:0 0 12px; color:#ffffff}
.lead{font-size:clamp(35px, 2.2vw, 21px); color:#ffffff; margin:0 0 20px}
.cta{font-weight:600}

/* Offer grid */
.section-title{font-size:clamp(26px, 3.2vw, 36px); margin:0 0 26px}
.grid{display:grid; gap:22px}
.products{grid-template-columns:repeat(3, 1fr)}
.card{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); border:1px solid rgba(255,255,255,.06); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease}
.card:hover{transform:translateY(-4px); box-shadow:0 14px 34px rgba(0,0,0,.22); border-color:rgba(255,255,255,.12)}
.card-body{padding:18px}
.price{color:var(--success); font-weight:600; margin:.25rem 0 .5rem}

/* Contact */
.contact-inner{display:grid; grid-template-columns:1fr 1fr; gap:28px; align-items:start}
.contact a{color:var(--accent)}

/* FAQ */
.accordion{display:grid; gap:12px}
.faq-item{background:var(--bg); border:1px solid var(--border-color, #e5e7eb); border-radius:12px; overflow:hidden; transition:box-shadow .2s ease, border-color .2s ease}
[data-theme="dark"] .faq-item{background:var(--surface); border-color:rgba(255,255,255,.08)}
.faq-item:hover{box-shadow:0 6px 20px var(--shadow)}
.faq-question{width:100%; background:none; border:0; padding:16px 18px; text-align:left; font-weight:700; color:var(--text); cursor:pointer; display:flex; align-items:center; justify-content:space-between}
.faq-answer{max-height:0; overflow:hidden; transition:max-height .3s ease, padding .3s ease; background:var(--bg-secondary, transparent); padding:0 18px}
[data-theme="dark"] .faq-answer{background:transparent}
.faq-item.open .faq-answer{max-height:220px; padding:0 18px 16px}
.faq-item p{margin:.6rem 0 0; color:var(--muted)}

/* Portfolio-like navbar container spacing */
.nav-right{display:flex; align-items:center; gap:18px}

/* Footer */
.site-footer{border-top:1px solid color-mix(in oklab, var(--text) 10%, transparent); background:color-mix(in oklab, var(--bg) 96%, black)}
.site-footer .container{padding:28px 20px; text-align:center; color:var(--muted)}

/* Animations */
.animate-in{opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease}
.animate-in.is-visible{opacity:1; transform:none}
[data-delay="100"]{transition-delay:.1s}
[data-delay="200"]{transition-delay:.2s}

/* Responsive */
@media (max-width: 960px){
  .products{grid-template-columns:repeat(2, 1fr)}
  .contact-inner{grid-template-columns:1fr}
  .mobile-menu-btn{display:flex}
  .nav-right{position:fixed; top:0; right:-100%; height:100vh; width:280px; background:var(--surface); border-left:1px solid rgba(255,255,255,.08); padding:84px 20px 20px; flex-direction:column; align-items:flex-start; gap:18px; transition:right .3s ease}
  .nav-right.active{right:0}
  .site-nav ul{flex-direction:column; gap:14px}
}
@media (max-width: 640px){
  .site-nav ul{gap:14px}
  .header-inner{min-height:64px}
  .hero-media{height:54svh; min-height:340px}
  .products{grid-template-columns:1fr}
}