.register-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 470px);
  align-items: center;
  gap: clamp(48px, 8vw, 120px);
  min-height: calc(100vh - 170px);
  padding: 64px 0 58px;
}

.register-intro { max-width: 590px; }
.register-intro h1 { margin: 14px 0 22px; font-size: clamp(2.4rem, 5vw, 4.5rem); font-weight: 650; line-height: 1.42; letter-spacing: -0.045em; }
.register-intro h1 span { color: transparent; background: linear-gradient(100deg, var(--cyan), #a0aaff); background-clip: text; -webkit-background-clip: text; }
.register-intro__copy { max-width: 510px; margin-bottom: 30px; color: var(--muted); font-size: 0.95rem; line-height: 2.1; }
.register-benefits { display: grid; gap: 11px; }
.register-benefit { display: flex; align-items: flex-start; gap: 12px; max-width: 430px; padding: 13px 15px; border: 1px solid rgba(157, 185, 219, 0.12); border-radius: 16px; background: rgba(13, 29, 49, 0.52); }
.register-benefit > span { display: grid; place-items: center; flex: 0 0 auto; width: 29px; height: 29px; border-radius: 10px; background: rgba(82, 214, 163, 0.1); color: var(--green); font-size: 0.8rem; font-weight: 800; }
.register-benefit strong, .register-benefit small { display: block; }
.register-benefit strong { color: #deebf9; font-size: 0.78rem; }
.register-benefit small { margin-top: 2px; color: var(--dim); font-size: 0.65rem; }

.register-card { padding: 28px; border-color: rgba(85, 214, 239, 0.2); background: linear-gradient(150deg, rgba(16, 35, 58, 0.9), rgba(9, 23, 40, 0.88)); }
.register-card__heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 23px; }
.register-card__heading h2 { font-size: 1.35rem; }
.register-status { padding: 5px 9px; border: 1px solid rgba(82, 214, 163, 0.24); border-radius: 999px; background: rgba(82, 214, 163, 0.08); color: var(--green); font-size: 0.64rem; font-weight: 800; }
.register-form { display: grid; gap: 14px; }
.register-form label { color: var(--muted); font-size: 0.72rem; }
.register-form label > span { color: var(--dim); font-size: 0.62rem; }
.register-form input { display: block; width: 100%; min-height: 47px; margin-top: 7px; padding: 0 13px; border: 1px solid var(--line); border-radius: 13px; outline: none; background: rgba(255, 255, 255, 0.035); color: var(--text); direction: ltr; font: inherit; font-size: 0.8rem; }
.register-form input:focus { border-color: rgba(85, 214, 239, 0.58); box-shadow: 0 0 0 3px rgba(85, 214, 239, 0.08); }
.register-form input.is-invalid { border-color: rgba(255, 124, 157, 0.68); }
.register-form__hint { display: block; margin-top: 5px; color: var(--dim); font-size: 0.61rem; line-height: 1.7; }
.register-submit { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; margin-top: 6px; border: 0; border-radius: 13px; background: linear-gradient(100deg, var(--green), #66ddec); color: #06241d; cursor: pointer; font: inherit; font-size: 0.8rem; font-weight: 850; transition: 180ms ease; }
.register-submit:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(82, 214, 163, 0.16); }
.register-submit:disabled { cursor: wait; opacity: 0.62; }
.register-otp { display: grid; gap: 5px; margin-top: 2px; padding: 13px; border: 1px solid rgba(82, 214, 163, 0.24); border-radius: 13px; background: rgba(82, 214, 163, 0.05); }
.register-otp strong { color: var(--green); font-size: 0.72rem; }
.register-otp > span { color: var(--muted); font-size: 0.62rem; }
.register-otp__fields { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 8px; margin-top: 5px; }
.register-otp__fields input { min-height: 44px; margin-top: 0; border-radius: 11px; text-align: center; letter-spacing: .24em; }
.register-otp__fields .register-submit { min-height: 44px; margin-top: 0; padding: 0 13px; white-space: nowrap; font-size: .68rem; }
.register-message { min-height: 24px; margin: 0; color: var(--muted); font-size: 0.7rem; line-height: 1.8; }
.register-message.is-success { color: var(--green); }
.register-message.is-error { color: var(--red); }
.register-message ul { margin: 4px 0 0; padding-right: 18px; }
.register-card__footnote { margin: 18px 0 0; padding-top: 15px; border-top: 1px solid var(--line); color: var(--dim); font-size: 0.61rem; line-height: 1.9; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 0 28px; border-top: 1px solid var(--line); color: var(--dim); font-size: 0.64rem; }
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--cyan); }

@media (max-width: 900px) {
  .register-layout { grid-template-columns: 1fr; gap: 34px; min-height: auto; padding: 48px 0; }
  .register-intro { max-width: 650px; }
  .register-card { width: min(100%, 530px); }
}

@media (max-width: 620px) {
  .app-shell { width: min(100% - 28px, 1440px); }
  .topbar { align-items: flex-start; flex-wrap: wrap; gap: 13px; padding: 14px 0; }
  .main-nav { order: 3; width: 100%; overflow-x: auto; justify-content: flex-start; padding-bottom: 3px; }
  .topbar__actions { margin-right: auto; }
  .plan-pill { display: none; }
  .register-layout { padding: 37px 0 42px; }
  .register-intro h1 { font-size: 2.25rem; }
  .register-intro__copy { font-size: 0.75rem; }
  .register-card { padding: 20px; }
  .footer { align-items: flex-start; flex-direction: column; }
}