:root{
  --navy-900:#0F1B2D;
  --navy-800:#16243B;
  --blue-600:#2553F2;
  --blue-500:#4DA3FF;
  --blue-700:#1B3FC2;
  --orange-500:#FF7A1F;
  --bg:#F4F6F9;
  --white:#FFFFFF;
  --text-900:#161B22;
  --text-600:#5B6472;
  --border:#E3E7ED;
  --radius:16px;
  --shadow-sm:0 1px 3px rgba(15,27,45,0.08);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;min-height:100%;}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--text-900);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  min-height:100dvh;
  display:flex;
  flex-direction:column;
}
h1,h2,h3{font-family:'Poppins',system-ui,sans-serif;margin:0;letter-spacing:-0.02em;}
a{color:var(--blue-600);text-decoration:none;}
a:hover{text-decoration:underline;}
p,li{line-height:1.6;}

.site-header{
  background:var(--navy-900);
  padding:16px 0;
  padding-top:max(16px, env(safe-area-inset-top));
}
.site-header .inner{
  max-width:800px;margin:0 auto;padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;}
.logo:hover{text-decoration:none;}
.logo-mark rect:nth-child(1){fill:var(--blue-500);}
.logo-mark rect:nth-child(2){fill:var(--blue-600);}
.logo-mark rect:nth-child(3){fill:rgba(255,255,255,0.35);}
.logo-word{color:var(--white);font-size:21px;font-weight:700;font-family:'Poppins',sans-serif;}
.logo-word span{color:var(--blue-500);}
.nav-links{display:flex;gap:6px;flex-wrap:wrap;}
.nav-links a{
  font-size:13px;font-weight:600;color:#B9C2D2;padding:8px 12px;border-radius:8px;
  text-decoration:none;transition:background .15s,color .15s;
}
.nav-links a:hover{background:rgba(255,255,255,0.08);color:var(--white);text-decoration:none;}

.page-main{
  flex:1;max-width:800px;width:100%;margin:0 auto;
  padding:36px 20px 56px;
  padding-bottom:max(56px, env(safe-area-inset-bottom));
}
.page-main h1{font-size:30px;margin-bottom:10px;}
.lead{font-size:15px;color:var(--text-600);margin:0 0 28px;}
.card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);margin-bottom:16px;
}
.card h2{font-size:17px;margin-bottom:10px;}
.card h3{font-size:15px;margin:18px 0 8px;}
.card p,.card li{font-size:14px;color:var(--text-900);}
.card ul,.card ol{margin:8px 0 0;padding-left:20px;}
.card li{margin-bottom:6px;color:var(--text-600);}
.card p{color:var(--text-600);margin:0 0 10px;}
.card p:last-child{margin-bottom:0;}
.muted{color:var(--text-600);font-size:13px;}
.idea-page-form{margin:0;}
.idea-page-form .checkout-field{margin-bottom:12px;}
.idea-page-form label.field-label, .idea-page-form .checkout-field > label{
  display:block;font-size:12px;font-weight:600;color:var(--text-600);margin-bottom:5px;
}
.idea-page-form input[type="text"],
.idea-page-form input[type="email"],
.idea-page-form input[type="tel"],
.idea-page-form textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;
  font-size:14px;font-family:inherit;color:var(--text-900);background:var(--white);
}
.idea-page-form textarea{resize:vertical;min-height:88px;}
.idea-file-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.idea-file-btn{
  display:inline-flex;align-items:center;padding:9px 14px;border-radius:10px;font-size:13.5px;font-weight:600;
  background:var(--white);border:1px solid var(--border);color:var(--navy-900);cursor:pointer;
}
.idea-file-name{font-size:12.5px;color:var(--text-600);}
.idea-consent{display:flex;align-items:flex-start;gap:8px;font-size:13px;color:var(--text-600);line-height:1.45;margin:8px 0 14px;}
.idea-consent input{width:16px;height:16px;margin-top:3px;flex-shrink:0;}
.idea-actions{display:flex;gap:10px;flex-wrap:wrap;}
.idea-actions .btn-send{
  background:var(--orange-500);color:#fff;border:none;border-radius:10px;padding:12px 22px;
  font-size:14.5px;font-weight:600;cursor:pointer;font-family:inherit;
}
.idea-status{font-size:13.5px;min-height:18px;margin-top:10px;}
.idea-status.ok{color:var(--green, #1C9C6B);}
.idea-status.err{color:#E0263E;}
.social-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:16px;
}
.social-card{
  display:flex;align-items:center;gap:14px;padding:16px 18px;
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);text-decoration:none;color:inherit;
  transition:border-color .15s, transform .12s, box-shadow .15s;
}
.social-card:hover{
  border-color:var(--blue-600);text-decoration:none;transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(15,27,45,0.08);
}
.social-card strong{display:block;font-size:15px;font-family:'Poppins',sans-serif;color:var(--text-900);}
.social-card > div > span{display:block;font-size:13px;color:var(--text-600);margin-top:2px;}
.social-icon{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:20px;
}
.social-icon--ig{background:linear-gradient(45deg,#f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%);}
.social-icon--tt{background:#000000;}
.social-icon--fb{background:#1877F2;}
.social-icon--yt{background:#FF0000;}
.site-footer{
  background:var(--navy-900);color:#9AA8BD;padding:18px 20px;
  text-align:center;font-size:12.5px;
}
.site-footer a{color:#B9C2D2;}
@media (max-width:560px){
  .page-main h1{font-size:24px;}
  .card{padding:18px;}
  .social-grid{grid-template-columns:1fr;}
}