:root { --dark:#0b0d0c; --lime:#c9f31d; --paper:#f4f5f1; --muted:#747973; --line:#e1e4df; }
* { box-sizing:border-box; }
body { margin:0; color:#111411; background:var(--paper); font-family:"Archivo",sans-serif; }
button,input,select { font:inherit; }
.signup-shell { min-height:100vh; display:grid; grid-template-columns:minmax(360px,.85fr) 1.15fr; }
.signup-intro { min-height:100vh; padding:52px clamp(35px,6vw,88px); color:white; background:radial-gradient(circle at 80% 15%,rgba(201,243,29,.18),transparent 30%),var(--dark); display:flex; flex-direction:column; justify-content:space-between; }
.signup-brand { display:flex; align-items:center; gap:10px; color:white; text-decoration:none; font:800 21px "Poppins",sans-serif; letter-spacing:-1px; }
.signup-brand > span { display:grid; place-items:center; width:38px; height:38px; border-radius:9px; color:var(--dark); background:var(--lime); font-family:"Poppins",sans-serif; }
.signup-brand strong { color:var(--lime); }
.eyebrow { margin:0 0 10px; color:#8c918b; font-size:10px; font-weight:800; letter-spacing:1.8px; }
.signup-intro .eyebrow { color:var(--lime); }
h1 { max-width:650px; margin:0 0 20px; font:800 clamp(40px,5vw,69px)/.98 "Poppins",sans-serif; letter-spacing:-4px; }
.intro-copy { max-width:540px; color:#a8ada8; line-height:1.65; }
.signup-intro ul { list-style:none; display:grid; gap:16px; padding:25px 0 0; }
.signup-intro li { color:#d3d6d2; font-size:13px; }
.signup-intro li b { display:inline-grid; place-items:center; width:31px; height:31px; margin-right:10px; border:1px solid #3d423d; border-radius:9px; color:var(--lime); font-size:10px; }
.signup-intro > small { color:#626762; }
.signup-panel { width:min(680px,100%); margin:auto; padding:55px clamp(25px,6vw,75px); }
.form-heading h2 { margin:0; font:800 42px "Poppins",sans-serif; letter-spacing:-2px; }
.form-heading > p:last-child { color:var(--muted); }
form { margin-top:35px; }
.step { display:none; grid-template-columns:1fr 1fr; gap:15px; }
.step.active { display:grid; }
.field { display:grid; gap:7px; }
.field.full { grid-column:1/-1; }
.field label { font-size:11px; font-weight:700; }
.goal-field { margin:0; border:0; padding:0; }
.goal-field legend { margin-bottom:8px; font-size:11px; font-weight:700; }
.goal-field legend small { color:var(--muted); font-weight:500; margin-left:6px; }
.goal-options { display:grid; grid-template-columns:1fr 1fr; gap:8px; }
.goal-options label { min-width:0; display:flex; align-items:center; gap:9px; border:1px solid var(--line); border-radius:10px; background:white; padding:12px; cursor:pointer; overflow:hidden; }
.goal-options label:has(input:checked) { border-color:#9ebf14; background:#f2f8db; box-shadow:inset 3px 0 var(--lime); }
.goal-options label input[type="checkbox"] { flex:0 0 16px; width:16px; height:16px; margin:0; padding:0; accent-color:#8cab0e; box-shadow:none; }
.goal-options label input[type="radio"] { flex:0 0 16px; width:16px; height:16px; margin:0; padding:0; accent-color:#8cab0e; box-shadow:none; }
.goal-options span { min-width:0; font-size:11px; line-height:1.3; overflow-wrap:anywhere; }
.field input,.field select { width:100%; border:1px solid var(--line); border-radius:11px; background:white; padding:13px; outline:none; }
.field input:focus,.field select:focus { border-color:#9dbe13; box-shadow:0 0 0 3px #eaf4c3; }
.next-button,.submit-button { grid-column:1/-1; border:0; border-radius:11px; color:white; background:var(--dark); padding:14px 18px; font-weight:800; margin-top:10px; }
.next-button { display:flex; justify-content:space-between; }
.form-actions { grid-column:1/-1; display:grid; grid-template-columns:auto 1fr; gap:9px; margin-top:10px; }
.form-actions .submit-button { margin:0; }
.back-button { border:1px solid var(--line); border-radius:11px; background:white; padding:13px 17px; font-weight:700; }
.form-progress { display:flex; align-items:center; gap:6px; margin-top:28px; }
.form-progress i { width:30px; height:4px; border-radius:5px; background:#dfe2dc; }
.form-progress i.active { background:var(--lime); }
.form-progress span { color:var(--muted); font-size:10px; margin-left:6px; }
.form-message { min-height:18px; color:#a43636; font-size:12px; margin-top:14px; }
.signin-link { color:var(--muted); font-size:12px; text-align:center; margin-top:25px; }
.signin-link a { color:var(--dark); font-weight:800; }
@media(max-width:800px) {
  .signup-shell { grid-template-columns:1fr; }
  .signup-intro { min-height:auto; padding:25px 22px 28px; }
  .signup-intro > div { margin:48px 0 18px; }
  h1 { font-size:clamp(34px,10vw,45px); letter-spacing:-2.5px; }
  .intro-copy { font-size:14px; }
  .signup-intro ul { display:none; }
  .signup-intro > small { display:none; }
  .signup-panel { padding:35px 22px calc(40px + env(safe-area-inset-bottom)); }
  .form-heading h2 { font-size:36px; }
  form { margin-top:27px; }
}
@media(max-width:520px) {
  input,select { font-size:16px; min-height:47px; }
  .step { grid-template-columns:1fr; gap:13px; }
  .field.full { grid-column:auto; }
  .goal-options { grid-template-columns:1fr; }
  .goal-options label { min-height:48px; }
  .next-button { min-height:49px; }
  .form-actions { grid-template-columns:1fr; }
  .form-actions .submit-button, .back-button { min-height:48px; }
  .form-actions .submit-button { grid-row:1; }
  .signup-brand { font-size:19px; }
}