:root{
  --orange:#FF8808;
  --orange-dark:#E06A00;
  --ink:#1C1815;
  --ink-soft:#4A423C;
  --cream:#FAF6F0;
  --cream-deep:#F1E9DC;
  --card:#FFFFFF;
  --border:#E6DDCE;
  --muted:#9B9187;
  --green:#25D366;
  --green-dark:#1EBE59;
  --red:#D64545;
  --radius:16px;
  --ease:cubic-bezier(.4,0,.2,1);
  --shadow:0 10px 30px -12px rgba(28,24,21,.15);
}

*{box-sizing:border-box; margin:0; padding:0;}

html{scroll-behavior:smooth;}

body{
  font-family:'DM Sans', system-ui, sans-serif;
  background:var(--cream);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  overflow-x:hidden;
}

button{font-family:inherit; cursor:pointer; border:none; background:none;}
input{font-family:inherit;}

em{
  font-style:italic;
  color:var(--orange);
  font-weight:400;
}

/* ===================== SCREENS ===================== */
.screen{
  display:none;
  min-height:100vh;
  width:100%;
}
.screen.active{display:block;}

/* ===================== INTRO ===================== */
.intro{
  background:
    radial-gradient(1100px 600px at 85% -10%, rgba(255,136,8,.10), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(255,136,8,.08), transparent 60%),
    var(--cream);
  padding:56px 24px;
}
.intro.active{
  display:flex;
  align-items:center;
  justify-content:center;
}
.intro-inner{
  max-width:640px;
  width:100%;
  margin:0 auto;
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
}
.intro-logo{
  width:170px;
  height:auto;
  margin-bottom:36px;
}
.eyebrow{
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--orange-dark);
  font-weight:700;
  margin-bottom:18px;
}
.intro-title{
  font-size:44px;
  line-height:1.15;
  font-weight:300;
  letter-spacing:-.01em;
  margin-bottom:20px;
}
.intro-sub{
  font-size:16px;
  line-height:1.6;
  color:var(--ink-soft);
  max-width:480px;
  margin-bottom:36px;
}
.intro-stats{
  display:flex;
  gap:28px;
  margin-bottom:40px;
  flex-wrap:wrap;
  justify-content:center;
}
.stat{
  display:flex;
  flex-direction:column;
  align-items:center;
  min-width:100px;
}
.stat-num{
  font-size:18px;
  font-weight:700;
  color:var(--ink);
}
.stat-label{
  font-size:12px;
  color:var(--muted);
  margin-top:4px;
  letter-spacing:.02em;
}
.intro-address{
  margin-top:28px;
  font-size:13px;
  color:var(--muted);
}

/* ===================== BUTTONS ===================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:16px 32px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  text-decoration:none;
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  box-shadow:0 8px 24px -8px rgba(255,136,8,.55);
}
.btn-primary:hover{background:var(--orange-dark); transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-primary:disabled{
  background:#E9E2D6;
  color:var(--muted);
  box-shadow:none;
  cursor:not-allowed;
  transform:none;
}
.btn-intro{
  padding:18px 44px;
  font-size:15px;
  text-transform:uppercase;
}
.btn-whatsapp{
  background:var(--green);
  color:#fff;
  box-shadow:0 8px 24px -8px rgba(37,211,102,.5);
  padding:16px 36px;
  margin:28px 0;
}
.btn-whatsapp:hover{background:var(--green-dark);}

/* ===================== FORM SCREEN ===================== */
.form-screen{
  display:none;
  min-height:100vh;
  flex-direction:column;
  background:var(--cream);
}
.form-screen.active{display:flex;}

.form-header{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  align-items:center;
  gap:20px;
  padding:18px 24px;
  background:rgba(250,246,240,.9);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.form-logo{
  height:26px;
  width:auto;
  flex-shrink:0;
}
.progress-wrap{
  flex:1;
  display:flex;
  align-items:center;
  gap:14px;
}
.progress-track{
  flex:1;
  height:6px;
  border-radius:999px;
  background:var(--cream-deep);
  overflow:hidden;
}
.progress-fill{
  height:100%;
  width:16.66%;
  background:linear-gradient(90deg, var(--orange), var(--orange-dark));
  border-radius:999px;
  transition:width .4s var(--ease);
}
.progress-count{
  font-size:12px;
  font-weight:700;
  color:var(--muted);
  white-space:nowrap;
}

.form-body{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 24px 100px;
  position:relative;
}

.step{
  display:none;
  width:100%;
  max-width:560px;
  animation:stepIn .45s var(--ease);
}
.step.active{display:block;}

@keyframes stepIn{
  from{opacity:0; transform:translateY(16px);}
  to{opacity:1; transform:translateY(0);}
}

.step-tag{
  font-size:12px;
  font-weight:700;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--orange-dark);
  margin-bottom:14px;
}
.step-title{
  font-size:30px;
  font-weight:300;
  line-height:1.3;
  margin-bottom:10px;
  letter-spacing:-.01em;
}
.step-hint{
  font-size:14px;
  color:var(--muted);
  margin-bottom:28px;
}

.field{
  width:100%;
  padding:16px 20px;
  font-size:18px;
  border:1.5px solid var(--border);
  border-radius:12px;
  background:var(--card);
  color:var(--ink);
  outline:none;
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field::placeholder{color:#C4BBAC;}
.field:focus{
  border-color:var(--orange);
  box-shadow:0 0 0 4px rgba(255,136,8,.12);
}
.field.invalid{border-color:var(--red);}

.field-error{
  display:none;
  color:var(--red);
  font-size:13px;
  margin-top:10px;
  font-weight:500;
}
.field-error.show{display:block;}

/* ===================== CHOICE CARDS ===================== */
.choices{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.choices-col{grid-template-columns:1fr;}

.choice-card{
  display:flex;
  align-items:center;
  gap:14px;
  text-align:left;
  padding:18px 20px;
  border:1.5px solid var(--border);
  border-radius:14px;
  background:var(--card);
  transition:border-color .2s var(--ease), background .2s var(--ease), transform .15s var(--ease);
  position:relative;
}
.choice-card:hover{
  border-color:var(--orange);
  transform:translateY(-1px);
}
.choice-card.selected{
  border-color:var(--orange);
  background:#FFF6EB;
  box-shadow:0 0 0 3px rgba(255,136,8,.12);
}
.choice-icon{font-size:22px; flex-shrink:0;}
.choice-label{
  font-size:15px;
  font-weight:500;
  color:var(--ink);
  line-height:1.35;
}
.choice-label small{
  display:block;
  font-weight:400;
  color:var(--muted);
  font-size:12px;
  margin-top:2px;
}

/* price/tier variant */
.choices-price .choice-card{
  flex-direction:column;
  align-items:flex-start;
  gap:6px;
  padding:20px 22px;
}
.choices-price .choice-title{
  font-size:16px;
  font-weight:700;
  color:var(--ink);
}
.choices-price .choice-desc{
  font-size:13px;
  color:var(--muted);
}
.choices-price .choice-card.selected .choice-desc{color:var(--orange-dark);}

/* ===================== FOOTER NAV ===================== */
.form-footer{
  position:sticky;
  bottom:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 24px;
  background:rgba(250,246,240,.92);
  backdrop-filter:blur(8px);
  border-top:1px solid var(--border);
}
.btn-back{
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  padding:10px 6px;
  transition:color .2s var(--ease);
}
.btn-back:hover{color:var(--ink);}
.btn-back:disabled{visibility:hidden;}
.form-footer .btn-primary{padding:14px 30px;}

/* auto-advance steps hide the continue button */
.form-footer.hide-continue .btn-primary{display:none;}

/* ===================== THANK YOU ===================== */
.step-thanks{
  text-align:center;
  max-width:520px;
}
.thanks-icon{
  font-size:34px;
  color:var(--orange);
  margin-bottom:18px;
}
.step-thanks .step-title{font-size:32px;}
.thanks-text{
  font-size:15px;
  line-height:1.7;
  color:var(--ink-soft);
  margin:16px 0 8px;
}
.thanks-info{
  margin-top:20px;
  padding-top:20px;
  border-top:1px solid var(--border);
  font-size:13px;
  color:var(--muted);
  line-height:1.8;
}
.thanks-info strong{color:var(--ink-soft);}

/* ===================== RESPONSIVE ===================== */
@media (max-width:640px){
  .intro-title{font-size:32px;}
  .intro-sub{font-size:15px;}
  .intro-logo{width:140px;}
  .intro-stats{gap:20px;}
  .step-title{font-size:24px;}
  .choices{grid-template-columns:1fr;}
  .form-header{padding:14px 18px;}
  .form-body{padding:28px 18px 90px;}
  .form-footer{padding:14px 18px;}
}