/* SERSO Minimal Site — styles.css */
:root{
  --bg: #0b0d12;
  --panel: rgba(255,255,255,0.04);
  --panel2: rgba(255,255,255,0.06);
  --text: rgba(255,255,255,0.90);
  --muted: rgba(255,255,255,0.70);
  --faint: rgba(255,255,255,0.55);
  --border: rgba(255,255,255,0.10);
  --shadow: 0 18px 60px rgba(0,0,0,0.45);
  --radius: 18px;

  /* Substitute your actual SERSO gradient stops here */
  --grad-a: #5b2cff;
  --grad-b: #00d1ff;
  --grad-c: #7cffa6;

  --max: 1060px;
  --pad: 20px;

  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

*{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  background: radial-gradient(1200px 800px at 20% 10%, rgba(91,44,255,0.14), transparent 60%),
              radial-gradient(900px 700px at 80% 0%, rgba(0,209,255,0.12), transparent 55%),
              radial-gradient(900px 700px at 80% 90%, rgba(124,255,166,0.10), transparent 55%),
              var(--bg);
  color:var(--text);
  font-family:var(--font);
  line-height:1.45;
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; }

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.nav{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11,13,18,0.72);
  border-bottom: 1px solid var(--border);
}

.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
  padding: 14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  font-weight: 650;
  letter-spacing: 0.2px;
}

.brand-badge{
  width: 12px;
  height: 12px;
  border-radius: 99px;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b), var(--grad-c));
  box-shadow: 0 0 0 4px rgba(255,255,255,0.03);
}

.menu{
  display:flex;
  gap: 14px;
  align-items:center;
  flex-wrap:wrap;
}

.menu a{
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
}
.menu a:hover{
  color: var(--text);
  background: rgba(255,255,255,0.05);
  text-decoration:none;
}

.hero{
  padding: 42px 0 18px;
}

.hero-card{
  border-radius: calc(var(--radius) + 10px);
  background:
    linear-gradient(135deg, rgba(91,44,255,0.18), rgba(0,209,255,0.12), rgba(124,255,166,0.10)),
    rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: var(--shadow);
  overflow:hidden;
}

.hero-top{
  padding: 34px 28px 22px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.kicker{
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.2px;
}

h1{
  margin: 10px 0 10px;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.6px;
}

.subhead{
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 70ch;
}

.hero-actions{
  display:flex;
  gap: 12px;
  flex-wrap:wrap;
  margin-top: 18px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  text-decoration:none;
  font-weight: 600;
}
.btn:hover{
  background: rgba(255,255,255,0.09);
  text-decoration:none;
}
.btn-primary{
  border: 1px solid rgba(255,255,255,0.16);
  background: linear-gradient(135deg, rgba(91,44,255,0.35), rgba(0,209,255,0.22), rgba(124,255,166,0.14));
}
.btn-primary:hover{
  background: linear-gradient(135deg, rgba(91,44,255,0.44), rgba(0,209,255,0.26), rgba(124,255,166,0.18));
}

.hero-bottom{
  padding: 18px 28px 26px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.card{
  grid-column: span 4;
  padding: 16px 16px 14px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--border);
}
.card h3{
  margin: 0 0 6px;
  font-size: 15px;
}
.card p{
  margin:0;
  color: var(--muted);
  font-size: 14px;
}

.section{
  padding: 26px 0;
}

.section h2{
  margin: 0 0 12px;
  font-size: 20px;
  letter-spacing: -0.2px;
}

.lede{
  margin: 0 0 14px;
  color: var(--muted);
  max-width: 75ch;
}

.split{
  display:grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 14px;
}

.panel{
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 18px;
}

.list{
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}
.list li{ margin: 7px 0; }

.badges{
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  margin-top: 10px;
}
.badge{
  font-size: 12px;
  color: var(--muted);
  border: 1px solid rgba(255,255,255,0.14);
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
}

.form{
  display:grid;
  gap: 10px;
}
label{
  font-size: 12px;
  color: var(--faint);
}
input, textarea{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.20);
  color: var(--text);
  outline: none;
}
input:focus, textarea:focus{
  border-color: rgba(255,255,255,0.28);
}

.footer{
  padding: 24px 0 40px;
  border-top: 1px solid rgba(255,255,255,0.10);
  margin-top: 30px;
  color: var(--faint);
  font-size: 13px;
}

.small{
  font-size: 13px;
  color: var(--muted);
}

@media (max-width: 860px){
  .card{ grid-column: span 12; }
  .split{ grid-template-columns: 1fr; }
  .hero-top{ padding: 26px 18px 16px; }
  .hero-bottom{ padding: 14px 18px 18px; }
}