/* Digital Digits — modern, clean, ESG-friendly design */
:root{
  --bg:#ffffff;
  --bg2:#f6f8fb;
  --card:#ffffff;
  --muted:#4b5563;
  --text:#0f172a;
  --accent:#1aa6a6;
  --accent2:#2563eb;
  --warn:#b45309;
  --good:#15803d;
  --shadow: 0 18px 50px rgba(2,6,23,.10);
  --radius: 18px;
  --radius2: 28px;
  --max: 1180px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; font-family:var(--font); color:var(--text); background: radial-gradient(1200px 800px at 10% 10%, #eef6ff 0%, var(--bg) 55%, #ffffff 100%); }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
.container{ width:min(var(--max), calc(100% - 40px)); margin:0 auto; }
.grid{ display:grid; gap:18px; }
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:12px 16px; border-radius:999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color:#052033; font-weight:700; border:0; cursor:pointer;
  box-shadow: 0 10px 30px rgba(43,212,200,.22);
  transition: transform .15s ease, filter .15s ease;
}
.btn:hover{ transform: translateY(-1px); filter:saturate(1.05); }
.btn.secondary{
  background: rgba(15,23,42,.04);
  color: var(--text);
  border: 1px solid rgba(15,23,42,.12);
  box-shadow:none;
}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 12px; border-radius:999px;
  background: rgba(15,23,42,.04);
  border: 1px solid rgba(255,255,255,.12);
  color: var(--muted);
  backdrop-filter: blur(8px);
}
.badge{ font-size:12px; letter-spacing:.02em; text-transform:uppercase; opacity:.9; }

header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,.75);
  border-bottom: 1px solid rgba(15,23,42,.10);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 0;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ width:42px; height:42px; border-radius:50%; box-shadow:0 10px 30px rgba(0,0,0,.25); }
.brand .title{ font-weight:800; letter-spacing:.2px; }
.brand .sub{ font-size:12px; color:var(--muted); margin-top:2px; }
.navlinks{ display:flex; align-items:center; gap:18px; }
.navlinks a{ color: var(--muted); font-weight:600; font-size:14px; padding:10px 10px; border-radius:999px; }
.navlinks a:hover{ color:var(--text); background: rgba(15,23,42,.04); }
.navcta{ display:flex; gap:10px; align-items:center; }

.burger{ display:none; width:42px; height:42px; border-radius:12px; border:1px solid rgba(15,23,42,.12); background: rgba(15,23,42,.04); cursor:pointer; }
.burger span{ display:block; width:18px; height:2px; background: #0f172a; margin:4px auto; border-radius:99px; opacity:.9; }

@media (max-width: 980px){
  .navlinks{ display:none; position:absolute; left:20px; right:20px; top:70px; flex-direction:column; gap:8px; padding:14px; border-radius:var(--radius);
    background: rgba(255,255,255,.92); border:1px solid rgba(255,255,255,.14); box-shadow: var(--shadow);
  }
  .navlinks.open{ display:flex; }
  .burger{ display:block; }
  .navcta .btn.secondary{ display:none; }
}

/* Hero */
.hero{
  padding:72px 0 28px;
  position:relative;
}
.hero::before{
  content:"";
  position:absolute; inset:-40px 0 auto 0;
  height:520px;
  background:
    radial-gradient(600px 360px at 20% 20%, rgba(74,163,255,.24), transparent 60%),
    radial-gradient(520px 340px at 80% 10%, rgba(43,212,200,.20), transparent 55%),
    radial-gradient(520px 360px at 55% 70%, rgba(255,183,3,.12), transparent 60%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:26px;
  align-items:center;
}
@media (max-width: 980px){ .hero-inner{ grid-template-columns:1fr; } }

.h1{ font-size: clamp(34px, 4.4vw, 58px); line-height:1.02; margin:0 0 12px; letter-spacing:-.02em; }
.lead{ color: var(--muted); font-size: 16px; line-height:1.55; margin:0 0 18px; max-width: 62ch; }
.hero-cards{ display:grid; gap:14px; }
.card{
  background: rgba(15,23,42,.04);
  border: 1px solid rgba(15,23,42,.12);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding:18px;
}
.card h3{ margin:0 0 6px; font-size:16px; }
.card p{ margin:0; color: var(--muted); font-size:14px; line-height:1.45; }
.kpis{ display:grid; grid-template-columns: repeat(3, 1fr); gap:12px; margin-top:14px; }
.kpi{ padding:14px; border-radius:16px; background: rgba(0,0,0,.18); border:1px solid rgba(15,23,42,.08); }
.kpi .n{ font-weight:900; font-size:18px; }
.kpi .l{ color:var(--muted); font-size:12px; margin-top:4px; }

.section{ padding:52px 0; }
.section h2{ margin:0 0 10px; font-size:28px; letter-spacing:-.01em; }
.section .sub{ margin:0 0 22px; color:var(--muted); max-width: 80ch; line-height:1.55; }

.features{ grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px){ .features{ grid-template-columns:1fr; } }
.feature{ padding:18px; border-radius: var(--radius2); background: rgba(255,255,255,.92); border:1px solid rgba(15,23,42,.10); }
.icon{
  width:42px; height:42px; border-radius:14px;
  background: linear-gradient(135deg, rgba(43,212,200,.25), rgba(74,163,255,.18));
  border: 1px solid rgba(15,23,42,.12);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:12px;
}
.icon svg{ width:22px; height:22px; }

.split{ grid-template-columns: 1fr 1fr; align-items:start; }
@media (max-width: 980px){ .split{ grid-template-columns:1fr; } }

.figure{
  border-radius: var(--radius2);
  overflow:hidden;
  border: 1px solid rgba(15,23,42,.12);
  background: rgba(0,0,0,.2);
  box-shadow: var(--shadow);
}
.figure .cap{
  padding:12px 14px;
  color: var(--muted);
  font-size: 12px;
  border-top: 1px solid rgba(255,255,255,.10);
}

.accordion .item{ border:1px solid rgba(15,23,42,.10); border-radius:18px; overflow:hidden; background: rgba(255,255,255,.92); }
.accordion .head{ display:flex; justify-content:space-between; gap:12px; padding:14px 14px; cursor:pointer; align-items:center; }
.accordion .head strong{ font-size:14px; }
.accordion .body{ padding:0 14px 14px; color: var(--muted); display:none; line-height:1.55; font-size:14px; }
.accordion .item.open .body{ display:block; }

footer{
  padding:36px 0;
  border-top: 1px solid rgba(15,23,42,.10);
  background: rgba(15,23,42,.02);
}
.footer-grid{ display:grid; grid-template-columns: 1.2fr .8fr 1fr; gap:18px; }
@media (max-width:980px){ .footer-grid{ grid-template-columns:1fr; } }
.small{ color:var(--muted); font-size:13px; line-height:1.55; }
.footer-links a{ display:block; padding:6px 0; color: var(--muted); }
.footer-links a:hover{ color: var(--text); }

.form{
  display:grid; gap:12px;
}
.field{ display:grid; gap:6px; }
label{ font-size:12px; color: var(--muted); }
input, textarea, select{
  padding:12px 12px; border-radius:14px;
  background: rgba(255,255,255,.92);
  border:1px solid rgba(15,23,42,.12);
  color: var(--text);
  outline:none;
}
textarea{ min-height:120px; resize:vertical; }
.note{ color: var(--muted); font-size:12px; line-height:1.5; }
.toast{
  position:fixed; right:18px; bottom:18px; z-index:999;
  padding:12px 14px; border-radius:16px;
  background: rgba(255,255,255,.92); border:1px solid rgba(255,255,255,.14);
  box-shadow: var(--shadow);
  color: var(--text); display:none;
}
.toast.show{ display:block; }