:root{
  --bg:#0b0d0b;
  --green:#556b2f;
  --green-light:#6b8a3a;
  --text:#ffffff;
  --muted:#d1d5db;
  --card:rgba(16,21,27,.82);
  --card-hover:rgba(22,30,38,.92);
  --accent:#a3b18a;
  --accent2:#c5d5a8;
  --border:rgba(255,255,255,.09);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Georgia',serif;
  color:var(--text);
  background:var(--bg) url("../img/nardi-background.jpg") no-repeat center center fixed;
  background-size:cover;
  line-height:1.7;
}
body::before{
  content:"";position:fixed;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.72),rgba(0,0,0,.72));
  pointer-events:none;z-index:-1;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline;color:var(--accent2)}
h1{font-size:clamp(26px,4vw,46px);line-height:1.15;margin:10px 0 14px;font-weight:700}
h2{font-size:clamp(20px,3vw,32px);margin:0 0 14px;font-weight:700}
h3{font-size:clamp(15px,2vw,19px);margin:0 0 10px;font-weight:700;color:var(--accent2)}
p{margin:0 0 12px}
.container{max-width:1200px;margin:0 auto;padding:24px}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.nav{position:sticky;top:0;z-index:999;background:rgba(9,11,9,.94);border-bottom:1px solid var(--border);backdrop-filter:saturate(180%) blur(8px)}
.nav .container{display:flex;gap:16px;align-items:center;justify-content:space-between;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.5px}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--green);flex-shrink:0}
.brand-sub{font-size:.7rem;color:var(--muted);font-weight:400;font-family:system-ui,sans-serif}
.nav nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav nav a{padding:8px 10px;display:inline-block;font-size:.88rem;color:var(--muted);font-family:system-ui,sans-serif}
.nav nav a:hover{color:var(--accent2);text-decoration:none}
.btn{display:inline-block;padding:11px 20px;border-radius:999px;background:var(--green);color:#fff;font-weight:600;border:1px solid rgba(255,255,255,.12);font-family:system-ui,sans-serif;font-size:.9rem;cursor:pointer;transition:background .2s}
.btn:hover{background:var(--green-light);text-decoration:none;color:#fff}
.btn-lg{padding:14px 28px;font-size:1rem}
.btn-sm{padding:8px 14px;font-size:.8rem}
.btn-outline{background:transparent;border:1px solid rgba(163,177,138,.45);color:var(--accent2)}
.btn-outline:hover{background:rgba(163,177,138,.1)}
.hero{padding:72px 0 40px;border-bottom:1px solid var(--border)}
.hero-sub{font-size:1.05rem;color:var(--muted);max-width:640px;margin-bottom:16px}
.cert-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.cert-pill{background:rgba(85,107,47,.25);border:1px solid rgba(85,107,47,.5);padding:5px 12px;border-radius:999px;color:var(--accent2);font-family:system-ui,sans-serif;font-size:.78rem}
.badge{display:inline-block;background:var(--card);border:1px solid var(--border);padding:6px 12px;border-radius:999px;color:var(--muted);font-family:system-ui,sans-serif;font-size:.8rem;margin-bottom:12px}
.trust-bar{background:rgba(85,107,47,.16);border-top:1px solid rgba(85,107,47,.25);border-bottom:1px solid rgba(85,107,47,.25);padding:14px 0}
.trust-grid{display:flex;flex-wrap:wrap;justify-content:space-around;gap:12px 0;padding-top:0;padding-bottom:0}
.trust-item{text-align:center;font-family:system-ui,sans-serif}
.trust-item strong{display:block;font-size:.95rem;color:var(--accent2);font-weight:700}
.trust-item span{display:block;font-size:.75rem;color:var(--muted);margin-top:2px}
.section{padding:40px 0}
.section-alt{background:rgba(0,0,0,.22)}
.section-intro{font-size:.96rem;color:var(--muted);max-width:780px;margin-bottom:24px;line-height:1.7}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;transition:background .2s,border-color .2s}
.card:hover{background:var(--card-hover);border-color:rgba(255,255,255,.14)}
.card-icon{font-size:.85rem;color:var(--green-light);margin-bottom:8px}
.card-app h3{font-size:.96rem;margin-bottom:8px;color:var(--text)}
.rec-model{color:var(--accent);margin-top:8px;font-family:system-ui,sans-serif}
.card-product{position:relative;padding-top:28px}
.product-badge{position:absolute;top:14px;right:14px;font-size:.68rem;font-weight:700;letter-spacing:.07em;background:rgba(85,107,47,.28);border:1px solid rgba(85,107,47,.48);color:var(--accent2);padding:3px 8px;border-radius:4px;font-family:system-ui,sans-serif}
.product-badge-pro{background:rgba(180,130,40,.2);border-color:rgba(180,130,40,.4);color:#e8c56b}
.product-badge-ind{background:rgba(180,60,40,.18);border-color:rgba(180,60,40,.35);color:#e89080}
.spec-list{list-style:none;padding:0;margin:10px 0 14px}
.spec-list li{display:flex;gap:8px;padding:4px 0;border-bottom:1px solid rgba(255,255,255,.05);font-family:system-ui,sans-serif;font-size:.85rem}
.spec-list li:last-child{border-bottom:none}
.spec-list li span{color:var(--muted);min-width:70px;flex-shrink:0}
.table-card{overflow:hidden}
.table-scroll{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-family:system-ui,sans-serif;font-size:.86rem}
.table th,.table td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.table th{background:rgba(85,107,47,.2);color:var(--accent2);font-weight:600}
.table tbody tr:hover{background:rgba(255,255,255,.03)}
.form-label{display:block;font-family:system-ui,sans-serif;font-size:.86rem;color:var(--muted);margin-bottom:14px}
.form-select,.form-input{display:block;width:100%;padding:10px 12px;margin-top:5px;border-radius:8px;border:1px solid rgba(255,255,255,.18);background:rgba(0,0,0,.35);color:#fff;font-family:system-ui,sans-serif;font-size:.88rem}
.form-select:focus,.form-input:focus{outline:2px solid rgba(85,107,47,.55);outline-offset:1px}
textarea.form-input{resize:vertical}
.rec-result{color:var(--accent2);line-height:1.7;font-family:system-ui,sans-serif}
.rec-result a{color:var(--accent2);font-weight:600}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.faq-item summary{padding:16px 20px;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:.92rem;font-family:system-ui,sans-serif;font-weight:600;color:var(--text);margin:0}
.faq-item summary::after{content:"\002B";color:var(--accent);font-size:1.1rem;flex-shrink:0;margin-left:12px}
.faq-item[open] summary::after{content:"\2212"}
.faq-item[open]{border-color:rgba(85,107,47,.38)}
.faq-item p{padding:0 20px 16px;color:var(--muted);font-family:system-ui,sans-serif;font-size:.9rem;line-height:1.7}
.cred-list{list-style:none;padding:0}
.cred-list li{padding:6px 0;border-bottom:1px solid var(--border);font-family:system-ui,sans-serif;font-size:.88rem;color:var(--muted)}
.cred-list li:last-child{border-bottom:none}
.cred-list li strong{color:var(--accent2)}
.img-card{padding:12px}
.img-fluid{max-width:100%;height:auto;border-radius:8px;border:1px solid var(--border);display:block}
address{font-style:normal}
.address-block{line-height:2;font-family:system-ui,sans-serif;font-size:.9rem;color:var(--muted)}
.address-block a{color:var(--accent)}
.address-block p{margin-bottom:6px}
.location-list{list-style:none;padding:0}
.location-list li{padding:4px 0;border-bottom:1px solid var(--border);font-family:system-ui,sans-serif;font-size:.88rem}
.location-list li:last-child{border-bottom:none}
footer{border-top:1px solid var(--border);background:rgba(0,0,0,.72);padding:32px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:24px}
.footer-links{list-style:none;padding:0;margin-top:8px}
.footer-links li{padding:3px 0}
.footer-links a{color:var(--muted);font-family:system-ui,sans-serif;font-size:.85rem}
.footer-links a:hover{color:var(--accent2)}
.footer-bottom{border-top:1px solid var(--border);padding:16px 0;color:var(--muted);font-family:system-ui,sans-serif;text-align:center;font-size:.82rem}
.small{font-size:.87rem;color:var(--muted);font-family:system-ui,sans-serif}
hr{border:0;border-top:1px solid var(--border);margin:24px 0}
@media(max-width:960px){.grid-3{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.trust-grid{justify-content:flex-start;gap:16px 32px}}
@media(max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.nav nav{display:none}.cert-row{gap:6px}}