/* Sysbridge — minimal B2B landing (no external deps) */
:root{
  --bg:#ffffff;
  --panel:#ffffff;
  --card:#ffffff;
  --text:#111111;
  --muted:#4b5563;
  --line: var(--hairline);
  --accent:#6aa7ff;
  --accent2:#8b5cf6;
  --ok:#22c55e;
  --warn:#f59e0b;
  --danger:#ef4444;
  --shadow: 0 16px 40px rgba(0,0,0,.10);
  --radius: 18px;
  --radius2: 26px;
  --max: 1120px;
  --bg2:#f5f5f7;
  --hairline: rgba(0,0,0,.08);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font: 16px/1.55 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, sans-serif;
  color:var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a{color:inherit; text-decoration:none}
a:hover{color:var(--accent)}
img{max-width:100%; display:block}

.container{max-width:var(--max); margin:0 auto; padding:0 20px}
.section{padding:84px 0}
.section.small{padding:56px 0}
.section-title{
  font-size:32px;
  line-height:1.2;
  margin:0 0 14px 0;
  letter-spacing:-.02em;
}
.section-sub{
  color:var(--muted);
  margin:0 0 28px 0;
  max-width: 760px;
}

.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(255,255,255,.92);
  border-bottom:1px solid var(--line);
  box-shadow: 0 1px 0 rgba(0,0,0,.02);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 0;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:650;
  letter-spacing:.2px;
}
.brand .logo{
  display:flex; align-items:center;
  width:auto; height:auto;
  background: transparent;
}
.brand .logo img{
  height: 34px;
  width: auto;
  display:block;
}
.brand .logo svg{width:18px; height:18px}
.navlinks{
  display:flex; gap:18px; align-items:center;
}
.navlinks a{opacity:.9; color: var(--muted); font-weight:600; padding:8px 10px; border-radius: 12px}
.navlinks a:hover{
  color:var(--text);
  background: rgba(0,0,0,.03);
}
.actions{
  display:flex; gap:10px; align-items:center;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  border:1px solid var(--hairline);
  background: #fff;
  color:var(--text);
  padding:10px 16px;
  border-radius:999px;
  cursor:pointer;
  transition: transform .08s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
  font-weight:600;
}
.btn:hover{
  background: rgba(0,0,0,.02);
  border-color: rgba(0,0,0,.12);
}
.btn:active{transform: translateY(1px)}
.btn.primary{
  background: var(--accent);
  color:#fff;
  border-color: transparent;
  box-shadow: 0 14px 30px rgba(0,0,0,.10);
}
.btn.primary:hover{filter: brightness(0.98)}
.btn.ghost{
  background: transparent;
}
.badge{
  display:inline-flex; align-items:center; gap:8px;
  color: var(--muted);
  font-weight:600;
  border: 1px solid var(--hairline);
  background: var(--bg2);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
}

.hero{
  padding: 92px 0 48px 0;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 24px;
  align-items:stretch;
}
.hero h1{
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.05;
  margin: 14px 0 16px 0;
  letter-spacing: -0.03em;
}
.hero p{
  margin:0 0 20px 0;
  color:var(--muted);
  font-size:18px;
  max-width: 780px;
}
.hero-card{
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius2);
  padding: 22px;
  box-shadow: 0 18px 50px rgba(0,0,0,.07);
}
.kpis{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
  margin-top: 10px;
}
.kpi{
  border:1px solid var(--hairline);
  border-radius: 16px;
  padding: 12px;
  background: rgba(0,0,0,.02);
}
.kpi .n{font-size:22px; font-weight:800}
.kpi .t{color:var(--muted); font-size:13px; margin-top:2px}

.grid3{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
}
.card{
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 12px 30px rgba(0,0,0,.06);
}
.card h3{margin:0 0 8px 0; font-size:18px}
.card p{margin:0; color:var(--muted)}
.card .icon{
  width: 38px; height: 38px;
  border-radius: 14px;
  display:grid; place-items:center;
  background: rgba(106,167,255,.10);
  border: 1px solid rgba(106,167,255,.18);
  margin-bottom: 10px;
}
.icon.purple{background: rgba(139,92,246,.12); border-color: rgba(139,92,246,.20)}
.icon.green{background: rgba(34,197,94,.10); border-color: rgba(34,197,94,.20)}
.icon svg{width:18px; height:18px}

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.list{
  margin:0; padding-left:18px; color:var(--muted)
}
.list li{margin:8px 0}

.product{
  display:flex; gap:12px; align-items:flex-start;
}
.pill{
  display:inline-flex; align-items:center;
  border:1px solid var(--hairline);
  border-radius:999px;
  padding:6px 10px;
  background: rgba(0,0,0,.02);
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
}

.form{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}
.field{display:flex; flex-direction:column; gap:6px}
.field label{font-weight:650; font-size:13px; color: var(--muted)}
.field input, .field textarea{
  background: rgba(0,0,0,.03);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 12px;
  outline: none;
}
.field input:focus, .field textarea:focus{
  border-color: rgba(106,167,255,.55);
  box-shadow: 0 0 0 4px rgba(106,167,255,.12);
}
.field textarea{min-height: 140px; resize: vertical}
.full{grid-column:1/-1}
.smalltext{color: var(--muted); font-size: 13px; margin: 8px 0 0 0}
.checkbox{
  display:flex; gap:10px; align-items:flex-start;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.02);
  border: 1px solid var(--line);
}
.checkbox input{margin-top:3px}
.notice{
  border: 1px solid var(--line);
  background: rgba(0,0,0,.02);
  border-radius: 16px;
  padding: 12px;
  color: var(--muted);
  margin-top: 12px;
}
.notice.ok{border-color: rgba(34,197,94,.35)}
.notice.warn{border-color: rgba(245,158,11,.35)}
.notice.err{border-color: rgba(239,68,68,.35)}
.hidden{display:none !important}

.footer{
  border-top:1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 14px;
}
.footer a{color: var(--muted)}
.footer a:hover{color: var(--text)}
.mini{
  font-size: 12px;
  color: rgba(75,85,99,.85);
}

.mobile-toggle{display:none}

@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr; }
  .grid3{grid-template-columns: 1fr}
  .split{grid-template-columns: 1fr}
  .form{grid-template-columns: 1fr}
}

@media (max-width: 720px){
  .navlinks{display:none}
  .mobile-toggle{display:inline-flex}
  .nav.open .navlinks{
    display:flex;
    position:absolute;
    left:18px; right:18px;
    top:62px;
    flex-direction:column;
    background: rgba(15,26,48,.95);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 10px;
    box-shadow: var(--shadow);
  }
  .hero h1{font-size: 40px}
}