:root{
  --indigo: #4338CA;
  --indigo-2: #5E17EB;
  --ink: #1B1730;
  --ink-soft: #6B6480;
  --bg: #F4F1FC;
  --card: #FFFFFF;
  --line: #E7E1F5;
  --error: #DC2626;
  --r-md: 16px;
  --r-lg: 20px;
  --font: 'Plus Jakarta Sans', sans-serif;
}

*{box-sizing:border-box;}
html, body{ height:100%; }
body{
  margin:0; background:var(--bg); color:var(--ink); font-family:var(--font);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  display:flex; flex-direction:column; min-height:100vh;
}

.form-header{
  display:flex; align-items:center; justify-content:space-between;
  max-width:640px; margin:0 auto; padding:24px 20px 0;
  flex-shrink:0; width:100%; box-sizing:border-box;
}
.brand-logo{ font-weight:800; font-size:18px; color:var(--ink); text-decoration:none; }
.brand-logo .bracket{ color:var(--indigo-2); }
.header-help{ font-size:13px; font-weight:600; color:var(--ink-soft); text-decoration:none; }
.header-help:hover{ color:var(--indigo); }

.form-shell{
  max-width:640px; margin:0 auto; padding:32px 20px 40px;
  width:100%; box-sizing:border-box;
  flex:1; display:flex; flex-direction:column; justify-content:center;
}

.form-progress{ margin-bottom:32px; }
.form-progress-bar{
  height:6px; background:var(--line); border-radius:999px; overflow:hidden; margin-bottom:10px;
}
.form-progress-fill{
  height:100%; width:20%; background:linear-gradient(90deg, var(--indigo), var(--indigo-2));
  border-radius:999px; transition:width .35s ease;
}
.form-progress-label{ font-size:12.5px; font-weight:700; color:var(--ink-soft); letter-spacing:.02em; }

.hp-field{ position:absolute; left:-9999px; top:-9999px; }

.form-step{ display:none; animation:fadeIn .3s ease; }
.form-step.active{ display:block; }
@keyframes fadeIn{ from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:translateY(0);} }

.form-step h1{ font-size:26px; font-weight:800; margin:0 0 6px; letter-spacing:-.01em; }
.step-sub{ color:var(--ink-soft); font-size:14.5px; margin:0 0 28px; }

.field{ display:block; margin-bottom:20px; }
.field > span{ display:block; font-size:13.5px; font-weight:700; margin-bottom:8px; }
.field em{ color:var(--indigo); font-style:normal; }
.field-note{ font-size:13px; color:var(--ink-soft); background:var(--card); border:1px solid var(--line); border-radius:var(--r-md); padding:14px 16px; }
.field-note a{ color:var(--indigo); font-weight:600; text-decoration:none; }

input[type=text], input[type=email], input[type=tel], input[type=url], textarea, select{
  width:100%; font-family:var(--font); font-size:16px; color:var(--ink);
  background:var(--card); border:1.5px solid var(--line); border-radius:12px;
  padding:13px 14px; outline:none; transition:border-color .15s ease;
}
input:focus, textarea:focus, select:focus{ border-color:var(--indigo); }
input.field-invalid, textarea.field-invalid{ border-color:var(--error); }
textarea{ resize:vertical; min-height:80px; }

fieldset{ border:none; padding:0; margin:0 0 20px; }
fieldset legend{ font-size:13.5px; font-weight:700; margin-bottom:10px; padding:0; }
.checkbox-group{ display:flex; flex-wrap:wrap; gap:8px; }
.checkbox-pill{
  display:inline-flex; align-items:center; gap:6px; margin:0;
  background:var(--card); border:1.5px solid var(--line); border-radius:999px;
  padding:9px 14px; font-size:13.5px; font-weight:600; cursor:pointer; width:auto;
  transition:border-color .15s ease, background .15s ease;
}
.checkbox-pill input{ accent-color:var(--indigo); }
.checkbox-pill:has(input:checked){ border-color:var(--indigo); background:#EEF0FE; }

.checkbox-single{ display:flex; align-items:flex-start; gap:10px; background:var(--card); border:1.5px solid var(--line); border-radius:var(--r-md); padding:16px; }
.checkbox-single input{ margin-top:3px; accent-color:var(--indigo); flex-shrink:0; }
.checkbox-single span{ font-size:13.5px; line-height:1.5; font-weight:500; }
.checkbox-single.consent a{ color:var(--indigo); font-weight:600; }

.cf-turnstile{ margin:8px 0 20px; max-width:100%; overflow:hidden; }

.form-error{
  display:none; color:var(--error); font-size:13.5px; font-weight:600;
  background:#FEF2F2; border:1px solid #FECACA; border-radius:12px; padding:12px 14px; margin-top:4px;
}
.form-error.visible{ display:block; }

.form-nav{ display:flex; gap:12px; margin-top:8px; }
.btn{
  font-family:var(--font); font-size:14.5px; font-weight:700; border-radius:999px;
  padding:14px 26px; border:none; cursor:pointer; text-decoration:none; text-align:center;
  transition:opacity .15s ease, transform .1s ease;
}
.btn:active{ transform:scale(.98); }
.btn-primary{ background:var(--indigo); color:#fff; flex:1; }
.btn-primary:hover{ opacity:.9; }
.btn-primary:disabled{ opacity:.5; cursor:not-allowed; }
.btn-outline{ background:transparent; color:var(--ink); border:1.5px solid var(--line); }
.btn-outline:hover{ border-color:var(--indigo); color:var(--indigo); }
.btn-outline[hidden], .btn-outline.hidden{ visibility:hidden; }

.form-success{ text-align:center; padding:60px 20px; }
.success-icon{
  width:56px; height:56px; border-radius:50%; background:linear-gradient(155deg, var(--indigo), var(--indigo-2));
  color:#fff; font-size:26px; font-weight:800; display:flex; align-items:center; justify-content:center;
  margin:0 auto 20px;
}
.form-success h1{ font-size:26px; font-weight:800; margin:0 0 10px; }
.form-success p{ color:var(--ink-soft); font-size:14.5px; margin:0 0 24px; max-width:420px; margin-left:auto; margin-right:auto; }
.form-success .btn{ display:inline-block; }

@media (max-width:480px){
  .form-step h1{ font-size:22px; }
  .form-nav{ position:sticky; bottom:0; background:linear-gradient(to top, var(--bg) 60%, transparent); padding-top:16px; padding-bottom:12px; }
}