.learner-signup {
  min-height: calc(100vh - var(--header-h));
  padding: clamp(2rem, 5vw, 4.5rem) var(--content-pad);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 12% 12%, rgba(46, 110, 130, 0.18), transparent 36rem),
    radial-gradient(ellipse at 91% 86%, rgba(157, 78, 221, 0.1), transparent 32rem);
}

.signup-shell {
  width: min(100%, 1100px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(250px, 0.78fr) minmax(420px, 1.22fr);
  align-items: center;
  gap: clamp(2.5rem, 7vw, 6.5rem);
}

.signup-intro { position: relative; }

.signup-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: clamp(2.5rem, 7vh, 5rem);
  color: var(--mist);
  font-size: var(--fs-sm);
  transition: color var(--dur-fast);
}

.signup-back-link:hover,
.signup-login-prompt a:hover { color: var(--cyan); }

.signup-eyebrow,
.signup-step-kicker {
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: var(--fs-2xs);
  font-weight: 600;
  letter-spacing: 0.13em;
}

.signup-eyebrow { margin-bottom: 1rem; }

.signup-intro h1 {
  max-width: 10ch;
  margin-bottom: 1.25rem;
  font-size: clamp(2.5rem, 4.6vw, 4.2rem);
  letter-spacing: -0.055em;
}

.signup-intro h1 span {
  color: var(--cyan);
  white-space: nowrap;
}

.signup-intro-copy {
  max-width: 37ch;
  color: rgba(197, 198, 199, 0.78);
  font-size: var(--fs-md);
}

.signup-orbit {
  position: relative;
  width: 210px;
  height: 210px;
  margin: 2rem 0 2rem 0.5rem;
}

.orbit-ring {
  position: absolute;
  inset: 50%;
  border: 1px solid rgba(102, 252, 241, 0.32);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-ring--outer { width: 190px; height: 190px; }
.orbit-ring--inner {
  width: 126px;
  height: 126px;
  border-color: rgba(157, 78, 221, 0.55);
  transform: translate(-50%, -50%) rotate(-28deg) scaleY(0.56);
}

.orbit-core {
  position: absolute;
  inset: 50% auto auto 50%;
  display: grid;
  width: 62px;
  height: 62px;
  place-items: center;
  border: 1px solid rgba(102, 252, 241, 0.5);
  border-radius: 50%;
  background: linear-gradient(145deg, var(--panel-raised), var(--void));
  box-shadow: var(--shadow-glow-cyan);
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  transform: translate(-50%, -50%);
}

.orbit-dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 14px rgba(102, 252, 241, 0.75);
}

.orbit-dot--one { top: 4px; left: 98px; }
.orbit-dot--two { right: 12px; bottom: 52px; background: var(--magenta); }
.orbit-dot--three { bottom: 19px; left: 41px; width: 6px; height: 6px; }

.signup-promise {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  max-width: 330px;
  padding-top: 1rem;
  border-top: 1px solid var(--hairline);
}

.signup-promise-icon { color: var(--cyan); }
.signup-promise p { margin: 0; font-size: var(--fs-xs); line-height: 1.7; }
.signup-promise strong { color: var(--white); font-weight: 500; }

.signup-card {
  min-width: 0;
  padding: clamp(1.4rem, 3.4vw, 2.8rem);
  border: 1px solid var(--hairline);
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(38, 49, 61, 0.96), rgba(31, 40, 51, 0.96));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

.signup-card-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.signup-step-kicker { margin: 0 0 0.75rem; }
.signup-card-heading h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.55rem, 3vw, 2rem);
  letter-spacing: -0.035em;
}

.signup-step-copy {
  max-width: 42ch;
  margin: 0;
  color: rgba(197, 198, 199, 0.72);
  font-size: var(--fs-sm);
}

.signup-step-count {
  padding-top: 0.1rem;
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 600;
  white-space: nowrap;
}

.signup-step-count span { color: rgba(197, 198, 199, 0.45); font-size: var(--fs-xs); }

.signup-progress {
  height: 3px;
  margin: 1.5rem 0 1.25rem;
  overflow: hidden;
  border-radius: 4px;
  background: rgba(197, 198, 199, 0.12);
}

.signup-progress-fill {
  display: block;
  width: 25%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  transition: width var(--dur-mid) var(--ease-out);
}

.signup-step-list {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.signup-step-list li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: rgba(197, 198, 199, 0.48);
  font-size: var(--fs-2xs);
}

.signup-step-list li > span:first-child {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border: 1px solid var(--hairline-strong);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 0.7rem;
}

.signup-step-list li.is-current { color: var(--white); }
.signup-step-list li.is-current > span:first-child {
  border-color: var(--cyan);
  background: var(--cyan-dim);
  color: var(--cyan);
}

.signup-step-list li.is-complete { color: var(--cyan); }
.signup-step-list li.is-complete > span:first-child {
  border-color: rgba(102, 252, 241, 0.4);
  color: var(--cyan);
}

.signup-step-panel[hidden],
.signup-branch[hidden],
.signup-field[hidden],
.signup-actions [hidden],
.signup-step-list [hidden] { display: none !important; }

.signup-step-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 0.9rem;
  min-height: 294px;
  align-content: start;
}

.signup-field { display: flex; min-width: 0; flex-direction: column; gap: 0.38rem; }
.signup-field label { color: var(--white); font-size: var(--fs-xs); font-weight: 500; }
.signup-field input,
.signup-field select {
  min-width: 0;
  min-height: 46px;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--hairline-strong);
  border-radius: 8px;
  outline: none;
  background: rgba(11, 12, 16, 0.42);
  color: var(--white);
  font-size: var(--fs-xs);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.signup-field input::placeholder { color: rgba(197, 198, 199, 0.43); }
.signup-field select:invalid { color: rgba(197, 198, 199, 0.55); }
.signup-field select option { background: var(--panel); color: var(--white); }
.signup-field input:focus,
.signup-field select:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px var(--cyan-dim); }

.signup-field-hint {
  color: rgba(197, 198, 199, 0.52);
  font-size: 0.68rem;
  line-height: 1.5;
}

.signup-optional { color: rgba(197, 198, 199, 0.48); font-weight: 400; }
.signup-field:has(#profilePhoto) { grid-column: 1 / -1; }
.signup-file-input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

.signup-upload {
  display: flex;
  min-height: 66px;
  align-items: center;
  gap: 0.8rem;
  padding: 0.65rem 0.8rem;
  border: 1px dashed var(--hairline-strong);
  border-radius: 8px;
  background: rgba(11, 12, 16, 0.2);
  cursor: pointer;
  transition: border-color var(--dur-fast), background var(--dur-fast);
}

.signup-upload:hover { border-color: var(--cyan); background: var(--cyan-dim); }
.signup-upload:focus-within { outline: 2px solid var(--cyan); outline-offset: 3px; }
.signup-upload-icon { color: var(--cyan); font-size: 1.5rem; line-height: 1; }
.signup-upload-text { color: var(--white); font-size: var(--fs-xs); }
.signup-upload-text small { display: block; color: rgba(197, 198, 199, 0.5); font-size: 0.68rem; }
.signup-photo-preview {
  width: 42px;
  height: 42px;
  margin-left: auto;
  border-radius: 50%;
  object-fit: cover;
}

.signup-contact-intro {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.25rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(102, 252, 241, 0.15);
  border-radius: 9px;
  background: rgba(102, 252, 241, 0.05);
}

.signup-contact-intro p { margin: 0; font-size: var(--fs-xs); }
.signup-contact-symbol { color: var(--cyan); font-size: 1.15rem; }
.signup-branch { display: contents; }
.signup-branch .signup-field { grid-column: span 1; }
.signup-branch[data-contact-type="school"] .signup-consent { grid-column: 1 / -1; }

.signup-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  color: rgba(197, 198, 199, 0.8);
  font-size: 0.7rem;
  line-height: 1.6;
}

.signup-consent input,
.signup-interest input {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  margin: 0.15rem 0 0;
  accent-color: var(--cyan);
}

.signup-verify-note {
  display: flex;
  grid-column: 1 / -1;
  gap: 0.65rem;
  align-items: flex-start;
  color: var(--cyan);
  font-size: var(--fs-xs);
}

.signup-verify-note p { margin: 0; color: rgba(197, 198, 199, 0.65); }
.signup-branch-prompt { grid-column: 1 / -1; align-self: center; color: rgba(197, 198, 199, 0.58); font-size: var(--fs-sm); }

.signup-interest-lead {
  grid-column: 1 / -1;
  margin: 0;
  color: rgba(197, 198, 199, 0.7);
  font-size: var(--fs-sm);
}

.signup-interests {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.signup-interest {
  display: flex;
  min-height: 46px;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(11, 12, 16, 0.2);
  color: rgba(245, 247, 250, 0.84);
  font-size: var(--fs-xs);
  cursor: pointer;
  transition: border-color var(--dur-fast), background var(--dur-fast);
}

.signup-interest:has(input:checked) { border-color: rgba(102, 252, 241, 0.65); background: var(--cyan-dim); }
.signup-interest > span { width: 19px; color: var(--cyan); text-align: center; font-size: 1rem; }

.signup-privacy-note {
  display: flex;
  grid-column: 1 / -1;
  gap: 0.6rem;
  margin: 0;
  color: rgba(197, 198, 199, 0.55);
  font-size: 0.7rem;
}

.signup-privacy-note span { color: var(--cyan); }
.signup-error { grid-column: 1 / -1; margin: 0; color: #ff9c9c; font-size: var(--fs-xs); }
.signup-error:empty { display: none; }
.signup-error.is-success { color: var(--cyan); }

.signup-actions {
  display: flex;
  min-height: 52px;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--hairline);
}

.signup-back {
  padding: 0.7rem 0.9rem;
  color: var(--mist);
  font-size: var(--fs-sm);
}

.signup-back:hover { color: var(--white); }
.signup-action-spacer { flex: 1; }
.signup-next { gap: 0.75rem; margin-left: auto; padding: 0.75rem 1.15rem; font-size: var(--fs-xs); }
.signup-next:disabled { cursor: default; opacity: 0.72; transform: none; }
.signup-login-prompt { margin: 1.1rem 0 0; color: rgba(197, 198, 199, 0.55); font-size: var(--fs-xs); text-align: center; }
.signup-login-prompt a { color: var(--white); text-decoration: underline; text-decoration-color: rgba(102, 252, 241, 0.5); text-underline-offset: 3px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

@media (max-width: 800px) {
  .learner-signup { padding-top: 2rem; }
  .signup-shell { grid-template-columns: 1fr; gap: 1.75rem; max-width: 580px; }
  .signup-intro { display: grid; grid-template-columns: 1fr auto; align-items: center; column-gap: 1rem; }
  .signup-back-link { grid-column: 1 / -1; margin: 0 0 1.5rem; }
  .signup-eyebrow { grid-column: 1 / -1; margin-bottom: 0.5rem; }
  .signup-intro h1 { max-width: 16ch; margin-bottom: 0.4rem; font-size: clamp(2rem, 6vw, 3rem); }
  .signup-intro-copy { grid-column: 1; margin: 0; font-size: var(--fs-sm); }
  .signup-orbit { grid-column: 2; grid-row: 3 / span 2; width: 96px; height: 96px; margin: 0; }
  .orbit-ring--outer { width: 92px; height: 92px; }
  .orbit-ring--inner { width: 64px; height: 64px; }
  .orbit-core { width: 36px; height: 36px; font-size: 1rem; }
  .orbit-dot--one { top: 0; left: 44px; }
  .orbit-dot--two { right: 0; bottom: 24px; }
  .orbit-dot--three { bottom: 7px; left: 17px; }
  .signup-promise { display: none; }
}

@media (max-width: 520px) {
  .learner-signup { padding: 1.5rem 1rem 2.5rem; }
  .signup-shell { gap: 1.25rem; }
  .signup-intro { grid-template-columns: 1fr; }
  .signup-back-link { margin-bottom: 1rem; }
  .signup-orbit { display: none; }
  .signup-intro h1 { max-width: none; font-size: clamp(2rem, 10vw, 2.7rem); }
  .signup-intro h1 span { white-space: normal; }
  .signup-card { padding: 1.2rem; border-radius: 15px; }
  .signup-card-heading h2 { font-size: 1.45rem; }
  .signup-step-count { display: none; }
  .signup-step-list li { gap: 0.3rem; font-size: 0.65rem; }
  .signup-step-name { display: none; }
  .signup-step-panel { grid-template-columns: 1fr; min-height: 0; }
  .signup-field,
  .signup-field:has(#profilePhoto),
  .signup-contact-intro,
  .signup-branch .signup-field,
  .signup-branch[data-contact-type="school"] .signup-consent,
  .signup-verify-note,
  .signup-branch-prompt,
  .signup-interest-lead,
  .signup-interests,
  .signup-privacy-note,
  .signup-error { grid-column: 1; }
  .signup-interests { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .signup-interest { gap: 0.4rem; padding: 0.5rem; font-size: 0.68rem; }
  .signup-actions { margin-top: 1rem; }
  .signup-next { white-space: normal; }
}