:root {
  --su-bg: #070b18;
  --su-text: #f5f7ff;
  --su-muted: #9ea8c6;
  --su-faint: #66708c;
  --su-primary: #6e7cff;
  --su-primary-2: #9b63ff;
  --su-green: #43e3a0;
  --su-panel: rgba(18,27,56,.72);
  --su-line: rgba(255,255,255,.12);
  --su-field: rgba(255,255,255,.04);
}
* { box-sizing: border-box; }
body.su-body {
  margin: 0; min-height: 100vh; color: var(--su-text);
  font-family: "Manrope", system-ui, sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(83,81,255,.18), transparent 34%),
    radial-gradient(circle at 88% 18%, rgba(37,212,255,.12), transparent 30%),
    var(--su-bg);
}
a { color: inherit; }
.su-shell { min-height: 100vh; display: grid; place-items: center; padding: 32px 18px 48px; }
.su-card {
  width: min(600px, 100%); background: linear-gradient(150deg, rgba(18,27,56,.9), rgba(9,14,30,.94));
  border: 1px solid var(--su-line); border-radius: 24px; padding: 30px 34px 34px;
  box-shadow: 0 30px 80px rgba(0,0,0,.45); backdrop-filter: blur(24px);
}
.su-brand { display: flex; align-items: center; gap: 11px; justify-content: center; margin-bottom: 22px; }
.su-mark { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px; color: #fff;
  background: linear-gradient(135deg, var(--su-primary), var(--su-primary-2)); box-shadow: 0 12px 30px rgba(111,124,255,.32); }
.su-mark svg { width: 24px; height: 24px; }
.su-brand b { font-family: "Space Grotesk", sans-serif; font-size: 19px; letter-spacing: -.3px; }
.su-brand b span { color: #9aa7ff; }

/* step rail */
.su-steps { display: flex; align-items: center; gap: 0; margin: 4px 0 26px; }
.su-step { display: flex; align-items: center; gap: 9px; flex: 0 0 auto; }
.su-step .n { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 800;
  background: var(--su-field); border: 1px solid var(--su-line); color: var(--su-muted); }
.su-step .t { font-size: 12px; font-weight: 700; color: var(--su-muted); white-space: nowrap; }
.su-step.active .n { background: linear-gradient(135deg, var(--su-primary), var(--su-primary-2)); border-color: transparent; color: #fff; }
.su-step.active .t { color: var(--su-text); }
.su-step.done .n { background: rgba(67,227,160,.16); border-color: rgba(67,227,160,.4); color: var(--su-green); }
.su-step.done .t { color: #b9c2dc; }
.su-bar { flex: 1 1 auto; height: 2px; margin: 0 10px; background: var(--su-line); border-radius: 2px; min-width: 14px; }
.su-bar.done { background: rgba(67,227,160,.45); }

.su-head { margin-bottom: 18px; text-align: center; }
.su-head h1 { margin: 0 0 6px; font-family: "Space Grotesk", sans-serif; font-size: 25px; letter-spacing: -.6px; }
.su-head p { margin: 0; color: var(--su-muted); font-size: 13.5px; line-height: 1.55; }

.su-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.su-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.su-field.wide { grid-column: 1 / -1; }
.su-field > span { font-size: 11px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase; color: var(--su-muted); }
.su-field > span i { color: #ff8f8f; font-style: normal; }
.su-field input, .su-field select {
  width: 100%; padding: 11px 13px; border-radius: 11px; border: 1px solid var(--su-line);
  background: var(--su-field); color: var(--su-text); font: inherit; font-size: 14px;
  transition: border-color .2s ease, background .2s ease;
}
.su-field input:focus, .su-field select:focus { outline: none; border-color: rgba(120,132,255,.7); background: rgba(255,255,255,.06); }
.su-field select option { background: #10182f; }
.su-hint { grid-column: 1 / -1; margin: -2px 2px 2px; font-size: 11.5px; color: var(--su-faint); }

.su-otp input { text-align: center; letter-spacing: 12px; font-size: 26px; font-weight: 700; font-family: "Space Grotesk", monospace; padding: 12px; }

.su-demo { grid-column: 1 / -1; display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 12px;
  background: linear-gradient(90deg, rgba(255,211,101,.10), rgba(163,104,255,.08)); border: 1px solid rgba(255,212,102,.28); }
.su-demo svg { width: 17px; height: 17px; flex: none; color: var(--su-green); margin-top: 1px; }
.su-demo b { color: #ffe08a; }
.su-demo .code { font-family: "Space Grotesk", monospace; font-weight: 800; letter-spacing: 3px; color: #fff; font-size: 16px; }

.su-err, .su-ok { grid-column: 1 / -1; display: flex; align-items: center; gap: 8px; margin: 2px 0; padding: 10px 13px; border-radius: 11px; font-size: 13px; font-weight: 500; }
.su-err { color: #ffb3ab; background: rgba(214,60,45,.14); border: 1px solid rgba(214,60,45,.3); }
.su-ok  { color: #8ef0c0; background: rgba(67,227,160,.12); border: 1px solid rgba(67,227,160,.28); }
.su-err svg, .su-ok svg { width: 16px; height: 16px; flex: none; }

.su-actions { grid-column: 1 / -1; display: flex; align-items: center; gap: 12px; margin-top: 8px; }
.su-actions .spacer { flex: 1; }
.su-submit { border: 0; border-radius: 12px; padding: 13px 22px; font-weight: 800; color: #fff; cursor: pointer;
  background: linear-gradient(135deg, var(--su-primary), var(--su-primary-2)); box-shadow: 0 14px 34px rgba(105,91,255,.3); transition: .2s ease; }
.su-submit:hover { transform: translateY(-2px); box-shadow: 0 18px 42px rgba(105,91,255,.42); }
.su-ghost { border: 1px solid var(--su-line); border-radius: 12px; padding: 13px 18px; font-weight: 700; color: var(--su-text); background: transparent; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; }
.su-ghost:hover { background: rgba(255,255,255,.05); }
.su-link { background: none; border: 0; color: #9aa7ff; font-weight: 700; cursor: pointer; padding: 0; }
.su-link:hover { text-decoration: underline; }

.su-foot { margin-top: 20px; text-align: center; font-size: 12.5px; color: var(--su-faint); }
.su-foot a { color: #9aa7ff; font-weight: 700; text-decoration: none; }

/* ── Terms acceptance (step 1) ──
   A wider card, because a legal document at 600px is a punishing read. The
   agreement scrolls inside the form so the checkbox and button stay in view —
   the user should never have to hunt for how to proceed. */
.su-card.su-card-wide { width: min(860px, 100%); }
.su-legal-scroll {
  grid-column: 1 / -1; max-height: 46vh; min-height: 220px; overflow-y: auto;
  padding: 18px 20px; border: 1px solid var(--su-line); border-radius: 14px;
  background: rgba(0,0,0,.20); overscroll-behavior: contain;
}
.su-legal-scroll:focus-visible { outline: 2px solid var(--su-primary); outline-offset: 2px; }
.su-legal-scroll .lg-doc, .su-legal-scroll { font-size: 13px; line-height: 1.62; color: #c3cce4; }
.su-legal-scroll h2 { font-size: 14px; margin: 22px 0 8px; }

.su-agree {
  grid-column: 1 / -1; display: flex; align-items: flex-start; gap: 11px;
  padding: 13px 15px; border: 1px solid var(--su-line); border-radius: 13px;
  background: var(--su-field); font-size: 13px; line-height: 1.55; cursor: pointer;
}
.su-agree input { width: 17px; height: 17px; flex: none; margin-top: 1px; accent-color: var(--su-primary); }
.su-agree a { color: #9aa7ff; font-weight: 700; }

/* Legal links carried on every sign-up screen, per the usual SaaS pattern. */
.su-legal-foot { margin-top: 18px; text-align: center; font-size: 12px; color: var(--su-faint); }
.su-legal-foot a { color: var(--su-muted); font-weight: 600; text-decoration: none; }
.su-legal-foot a:hover { color: var(--su-text); text-decoration: underline; }

/* review / accounts preview (final step) */
.su-review { grid-column: 1 / -1; display: grid; gap: 10px; }
.su-rrow { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 14px; border-radius: 12px; background: var(--su-field); border: 1px solid var(--su-line); }
.su-rrow .l { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.su-rrow .l svg { width: 17px; height: 17px; color: #8ea2ff; }
.su-rrow .v { font-weight: 700; font-size: 13px; }
.su-coa { grid-column: 1 / -1; border: 1px solid var(--su-line); border-radius: 12px; padding: 4px 4px; max-height: 210px; overflow: auto; background: rgba(0,0,0,.14); }
.su-coa table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.su-coa td { padding: 6px 10px; border-bottom: 1px solid rgba(255,255,255,.05); color: #cdd5ea; }
.su-coa td.code { font-family: "Space Grotesk", monospace; color: #9aa7ff; width: 64px; }
.su-coa td.cls { text-align: right; color: var(--su-faint); }
.su-coa tr:last-child td { border-bottom: none; }

@media (max-width: 560px) {
  .su-card { padding: 24px 20px 26px; }
  .su-legal-scroll { max-height: 40vh; padding: 14px 15px; }
  .su-form { grid-template-columns: 1fr; }
  .su-step .t { display: none; }
  .su-head h1 { font-size: 22px; }
}