email-heros/assets/styles.css

:root{
  --bg: #0b1220;
  --panel: #0f1a2e;
  --panel2:#121f38;
  --card: rgba(255,255,255,.06);
  --stroke: rgba(255,255,255,.10);
  --ink: #eef2ff;
  --muted: rgba(238,242,255,.74);
  --muted2: rgba(238,242,255,.58);
  --brand: #56B04C;          /* green */
  --brand2:#2f6f2c;
  --accent:#6aa9ff;          /* blue */
  --good:#34d399;
  --warn:#fbbf24;
  --bad:#fb7185;

  --radius: 18px;
  --shadow: 0 18px 45px rgba(0,0,0,.35);
  --max: 1100px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 10% 0%, rgba(86,176,76,.18), transparent 55%),
    radial-gradient(900px 500px at 90% 10%, rgba(106,169,255,.18), transparent 55%),
    linear-gradient(180deg, var(--bg), #070b14);
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:26px 18px 70px;}
.topbar{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:16px 18px;
  background: rgba(255,255,255,.03);
  border:1px solid var(--stroke);
  border-radius: 999px;
  box-shadow: 0 10px 26px rgba(0,0,0,.20);
  position: sticky; top: 14px; backdrop-filter: blur(10px);
  z-index: 10;
}
.brand{
  display:flex; align-items:center; gap:12px; min-width: 220px;
}
.brand-mark{
  width:34px; height:34px; border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 10px 20px rgba(86,176,76,.15);
}
.brand-title{line-height:1.1}
.brand-title strong{display:block; font-size:13px; letter-spacing:.2px}
.brand-title span{display:block; font-size:12px; color:var(--muted2)}

.nav{
  display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
}
.pill{
  text-decoration:none;
  font-size:13px;
  padding:9px 12px;
  border-radius: 999px;
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.04);
  color: var(--muted);
}
.pill:hover{background: rgba(255,255,255,.07); color: var(--ink)}

.hero{
  margin-top:22px;
  border:1px solid var(--stroke);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero-inner{
  padding:34px 26px 26px;
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap:18px;
}
@media (max-width: 880px){
  .hero-inner{grid-template-columns: 1fr; padding:28px 18px;}
}

.kicker{
  display:inline-flex; align-items:center; gap:10px;
  font-size:12px; color: var(--muted);
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.04);
  padding:6px 10px;
  border-radius: 999px;
}
.kdot{
  width:8px; height:8px; border-radius:50%;
  background: var(--brand);
  box-shadow: 0 0 0 4px rgba(86,176,76,.14);
}

h1{
  margin:14px 0 10px;
  font-size:44px;
  line-height:1.05;
  letter-spacing:-.6px;
}
@media (max-width: 520px){ h1{font-size:36px;} }
.lead{
  margin: 0 0 18px;
  font-size:16px;
  line-height:1.6;
  color: var(--muted);
  max-width: 64ch;
}
.hero-side{
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.03);
  border-radius: 16px;
  padding:16px;
  align-self: start;
}
.hero-side h3{margin:4px 0 8px; font-size:14px}
.hero-side ul{margin:0; padding-left:18px; color:var(--muted); line-height:1.65; font-size:13px}
.hero-side li{margin:7px 0}

.cta-row{display:flex; gap:10px; flex-wrap:wrap; margin-top: 16px;}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:11px 14px;
  border-radius: 12px;
  border:1px solid var(--stroke);
  text-decoration:none;
  font-weight: 700;
  font-size: 13px;
}
.btn.primary{
  background: linear-gradient(90deg, var(--brand), var(--brand2));
  border-color: rgba(86,176,76,.45);
  color: #08110a;
}
.btn.primary:hover{filter:brightness(1.04)}
.btn.secondary{
  background: rgba(255,255,255,.05);
  color: var(--ink);
}
.btn.secondary:hover{background: rgba(255,255,255,.08)}
.small-note{
  margin-top:10px;
  font-size:12px;
  color: var(--muted2);
}

.grid{
  margin-top:18px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
}
@media (max-width: 880px){ .grid{grid-template-columns:1fr;} }

.card{
  border:1px solid var(--stroke);
  border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  padding:18px;
  box-shadow: 0 12px 30px rgba(0,0,0,.20);
}
.card h2{
  margin:0 0 8px;
  font-size:15px;
  letter-spacing:.2px;
}
.card p{
  margin:0;
  color: var(--muted);
  line-height:1.65;
  font-size:14px;
}
.card ul{
  margin:12px 0 0;
  padding-left:18px;
  color: var(--muted);
  line-height:1.65;
  font-size:14px;
}
.card li{margin:7px 0}

.section-title{
  margin: 24px 2px 10px;
  font-size: 12px;
  letter-spacing:.18em;
  text-transform: uppercase;
  color: var(--muted2);
}

.footer{
  margin-top:26px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.10);
  color: var(--muted2);
  font-size:12px;
  line-height:1.65;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  justify-content:space-between;
}
.footer a{color: var(--ink); text-decoration:none}
.footer a:hover{text-decoration:underline}

.tag{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding:6px 10px;
  border-radius: 999px;
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.03);
  color: var(--muted);
  font-size: 12px;
}
.tag b{color:var(--ink); font-weight:700}