/* Calm, modern styling for LiveLearnDo */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;600;700&display=swap');

:root{
  --bg-start:#f3f7f5;
  --bg-end:#e6f1eb;
  --text-primary:#284034;
  --text-secondary:#4f6a5d;
  --accent:#6fb489;
  --accent-strong:#4f9d74;
  --surface:#ffffffcf;
  --surface-strong:#ffffff;
  --border:#d6e2da;
  --shadow:0 18px 40px rgba(60,94,75,.18);
  --radius-lg:22px;
  --radius-md:14px;
  --transition:all .25s ease;
}

*{ box-sizing:border-box; }

body{
  font-family:'Manrope',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  background:linear-gradient(160deg,var(--bg-start),var(--bg-end));
  color:var(--text-primary);
  margin:0;
  padding:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

.container{
  max-width:900px;
  margin:0 auto;
  padding:48px 24px 32px;
  width:100%;
}

h1.logo{
  font-size:3.2em;
  text-align:center;
  margin:0;
  letter-spacing:4px;
  display:flex;
  gap:.4em;
  justify-content:center;
  font-weight:600;
}

h1.logo span{
  padding:.18em .4em;
  border-radius:12px;
  background:var(--surface);
  box-shadow:0 10px 25px rgba(40,64,52,.12);
}

h1.logo span:nth-child(1){ color:var(--accent-strong); }
h1.logo span:nth-child(2){ color:#3d7f68; }
h1.logo span:nth-child(3){ color:#417a92; }

p{
  color:var(--text-secondary);
  font-size:1.05rem;
  line-height:1.7;
}

a.button,button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 26px;
  border-radius:var(--radius-lg);
  text-decoration:none;
  font-weight:600;
  border:none;
  background:linear-gradient(135deg,var(--accent),var(--accent-strong));
  color:#f6fff7;
  margin:12px 0;
  cursor:pointer;
  box-shadow:var(--shadow);
  transition:var(--transition);
}
a.button:hover,button:hover{
  transform:translateY(-2px);
  box-shadow:0 22px 45px rgba(71,135,101,.26);
}
a.button:focus,button:focus{
  outline:3px solid rgba(111,180,137,.35);
  outline-offset:3px;
}
a.button.secondary{
  background:transparent;
  border:1px solid rgba(79,157,116,.35);
  color:var(--accent-strong);
  box-shadow:none;
}

.need{
  margin:24px 0;
  padding:24px;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  background:var(--surface-strong);
  box-shadow:0 16px 32px rgba(45,72,57,.08);
  transition:var(--transition);
}
.need:hover{
  transform:translateY(-4px);
  box-shadow:0 20px 44px rgba(45,72,57,.12);
}
.need h3{
  margin-top:0;
  margin-bottom:8px;
  font-weight:600;
  color:var(--text-primary);
}
/* from Codex dark theme, adapted to light palette */
.need-description{
  margin:0 0 12px;
  color:var(--text-secondary);
  line-height:1.5;
}

.scale{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.scale label{
  display:flex;
  align-items:center;
  gap:6px;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(111,180,137,.08);
  color:var(--text-secondary);
  font-weight:500;
  cursor:pointer;
  transition:var(--transition);
}
.scale label:hover{
  background:rgba(111,180,137,.18);
  color:var(--accent-strong);
}
input[type="radio"]{
  accent-color:var(--accent-strong);
  width:18px; height:18px;
}

.notice{
  background:var(--surface);
  padding:20px;
  border-radius:var(--radius-md);
  border:1px solid rgba(79,157,116,.25);
  margin-top:24px;
  color:var(--text-secondary);
  box-shadow:0 12px 30px rgba(71,105,89,.12);
}
.success{
  background:rgba(111,180,137,.18);
  color:var(--text-primary);
  border-radius:var(--radius-md);
  padding:16px;
  margin-bottom:12px;
}

footer{
  text-align:center;
  font-size:13px;
  color:rgba(40,64,52,.7);
  margin-top:auto;
  padding:24px;
}

@media (max-width:640px){
  h1.logo{ font-size:2.4em; flex-direction:column; gap:.2em; }
  .container{ padding:36px 18px; }
  .need{ padding:20px; }
}