.auth-body {
  min-height: 100vh;
  padding: max(24px, env(safe-area-inset-top)) 16px max(30px, env(safe-area-inset-bottom));
  background: #f4f7fb;
}
.auth-shell { width: min(100%, 760px); margin: 0 auto; }
.auth-brand { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 22px 2px; font-size: 18px; font-weight: 850; }
.auth-brand .brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--orange); color: #fff; }
.auth-brand .brand-symbol { width: 40px; height: 40px; }
.auth-brand-copy { display: grid; gap: 1px; line-height: 1.15; }
.auth-brand-copy b { font-size: 18px; }
.auth-brand-copy small { color: var(--muted); font-size: 11px; font-weight: 600; }
.auth-card { width: min(100%, 480px); margin: 0 auto; padding: 26px 22px; border: 1px solid #e4e0da; border-radius: 16px; background: #fff; box-shadow: 0 16px 42px rgba(34, 29, 24, .08); }
.auth-card-wide { width: min(100%, 700px); }
.auth-card-head h1 { margin: 0; font-size: 30px; letter-spacing: -.02em; }
.auth-card-head > p:last-child { margin: 8px 0 20px; color: var(--muted); }
.auth-form { display: grid; gap: 16px; }
.form-grid { display: grid; gap: 16px; }
.auth-form label { display: grid; gap: 7px; margin: 0; font-weight: 700; }
.auth-form label > span { font-size: 14px; }
.auth-form input:not([type="checkbox"]) { width: 100%; height: 48px; min-height: 48px; border: 1px solid #d7d2cb; border-radius: 9px; padding: 0 13px; background: #fff; color: var(--ink); }
.form-grid > label { align-self: start; }
.form-grid > .full-row { grid-column: 1 / -1; }
.auth-form input:focus { outline: 0; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(11, 92, 255, .12); }
.auth-form small { color: var(--muted); font-size: 12px; font-weight: 400; }
.form-alert { margin-bottom: 16px; border-left: 4px solid var(--danger); padding: 11px 13px; background: #fff4f2; color: #8f241b; }
.auth-submit { min-height: 50px; border: 1px solid var(--orange); border-radius: 9px; background: var(--orange); color: #fff; font-weight: 800; }
.auth-submit:hover { background: var(--orange-dark); }
.auth-switch { margin: 20px 0 0; text-align: center; color: var(--muted); }
.auth-switch a { color: var(--orange-dark); font-weight: 750; }
.captcha-fields { display: grid; grid-template-columns: 1fr 164px; gap: 10px; align-items: end; }
.captcha-image { height: 64px; overflow: hidden; border: 1px solid #d7d2cb; border-radius: 9px; padding: 0; background: #faf7f2; }
.captcha-image img { width: 100%; height: 100%; object-fit: contain; background: #faf7f2; }
.agreement { grid-template-columns: 22px 1fr; align-items: start; font-weight: 400 !important; }
.agreement input { width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--orange); }
.strength-meter { display: grid; grid-template-columns: 96px 1fr; gap: 10px; align-items: center; color: var(--muted); font-size: 12px; }
.strength-meter::before { content: ""; grid-column: 1; grid-row: 1; height: 6px; border-radius: 10px; background: #e8e4df; }
.strength-meter i { z-index: 1; grid-column: 1; grid-row: 1; width: 0; height: 6px; border-radius: 10px; background: var(--danger); transition: width .15s, background .15s; }
.strength-meter[data-score="1"] i { width: 25%; }
.strength-meter[data-score="2"] i { width: 50%; background: #d97900; }
.strength-meter[data-score="3"] i { width: 75%; background: #388b58; }
.strength-meter[data-score="4"] i { width: 100%; background: #137a45; }
.account-overview { min-height: 70vh; }
.account-message { margin: 16px; border-left: 4px solid #16794b; padding: 12px 14px; background: #edf8f2; color: #155d3d; }
.account-membership { margin: 18px 16px; overflow: hidden; border: 1px solid #dce5f2; border-radius: 15px; padding: 20px; background: #fff; }
.account-membership-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.account-membership-head h2 { margin: 2px 0 4px; font-size: 22px; }
.account-membership-head p:last-child { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.account-logout { padding: 0 16px 32px; }
.account-logout button { width: 100%; min-height: 48px; border: 1px solid #e4b7b2; border-radius: 9px; background: #fff; color: var(--danger); font-weight: 750; }
.invite-center { margin: 18px 16px; overflow: hidden; border: 1px solid #dce5f2; border-radius: 15px; padding: 20px; background: #f7faff; }
.invite-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.invite-head h2 { margin: 2px 0 0; font-size: 22px; }
.invite-head > span { flex: none; border-radius: 999px; padding: 6px 10px; background: #eaf2ff; color: #174da6; font-size: 12px; font-weight: 800; }
.invite-rule { margin: 12px 0 16px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.invite-eligibility { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 3px 14px; margin: 14px 0 10px; border-left: 4px solid #16794b; padding: 11px 13px; background: #edf8f2; }
.invite-eligibility strong { font-size: 13px; }.invite-eligibility span { grid-column: 1; color: #476254; font-size: 12px; line-height: 1.6; }.invite-eligibility a { grid-column: 2; grid-row: 1 / span 2; align-self: center; color: #174da6; font-size: 12px; font-weight: 800; }
.invite-eligibility.pending { border-color: #d58a00; background: #fff8e8; }.invite-eligibility.pending span { color: #725a31; }
.invite-link-row { display: grid; grid-template-columns:minmax(0,1fr) auto; align-items: end; gap: 10px; }
.invite-link-row label { display: grid; gap: 6px; color: var(--muted); font-size: 12px; }
.invite-link-row input { width: 100%; min-height: 44px; border: 1px solid #d4deec; border-radius: 8px; padding: 0 11px; background: #fff; color: #33445d; }
.invite-link-row button:disabled { border-color: #dce1e8; background: #eef1f5; color: #8a94a3; cursor: not-allowed; opacity: 1; }
.invite-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; margin-top: 16px; border: 1px solid #e1e7f0; border-radius: 10px; overflow: hidden; background: #e1e7f0; }
.invite-metrics div { display: grid; gap: 3px; padding: 12px; background: #fff; }
.invite-metrics span { color: var(--muted); font-size: 11px; }
.invite-metrics strong { font-size: 16px; }
.invite-records { margin-top: 18px; }
.invite-records h3 { margin: 0 0 7px; font-size: 14px; }
.invite-records article { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid #edf0f4; }
.invite-records article div { display: grid; gap: 2px; }
.invite-records article span,.invite-empty { color: var(--muted); font-size: 12px; }
.invite-records article b { font-size: 12px; }
.invite-earned { color: #16794b; }.invite-pending { color: #956300; }.invite-blocked { color: var(--danger); }.invite-empty { margin: 0; padding: 12px 0; }
.membership-center { width: min(100%, 720px); min-height: 70vh; margin: 0 auto; padding: 22px 16px 110px; }
.membership-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.membership-head h1 { margin: 2px 0 7px; font-size: clamp(27px, 6vw, 38px); letter-spacing: -.035em; }
.membership-head > div > p:last-child { margin: 0; color: var(--muted); }
.membership-badge { flex: none; border: 1px solid #f0c8aa; border-radius: 999px; padding: 7px 11px; background: #fff7ef; color: #9a3d08; font-size: 13px; font-weight: 800; }
.membership-clock { display: grid; gap: 5px; border: 1px solid #ded8cf; border-radius: 15px; padding: 20px; background: #27231f; color: #fff; }
.membership-clock span { color: #d3cbc2; font-size: 13px; font-weight: 700; }
.membership-clock strong { font-size: clamp(24px, 6vw, 34px); font-variant-numeric: tabular-nums; }
.membership-clock small { color: #bbb2a9; }
.redeem-form { display: grid; gap: 12px; margin-top: 18px; border: 1px solid var(--line); border-radius: 15px; padding: 20px; background: #fff; }
.redeem-form label { display: grid; gap: 8px; font-weight: 800; }
.redeem-form input { width: 100%; min-height: 52px; border: 1px solid #d1cbc3; border-radius: 9px; padding: 0 14px; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 16px; letter-spacing: .035em; text-transform: uppercase; }
.redeem-form input:focus { outline: 0; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255, 90, 10, .12); }
.redeem-form > p { margin: -3px 0 2px; color: var(--muted); font-size: 13px; }
.redeem-message { border-left: 4px solid #177449; padding: 10px 12px; background: #eef8f3; color: #145d3c; }
.redeem-message.error { border-left-color: var(--danger); background: #fff3f1; color: #8d261d; }
.membership-actions { display: flex; align-items: center; gap: 18px; margin-top: 18px; }
.membership-actions .text-link { color: var(--muted); font-weight: 700; }
.purchase-card { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 16px; padding: 16px 18px; border: 1px solid #d8e4fb; border-radius: 13px; background: #f4f8ff; }
.purchase-card div { display: grid; gap: 3px; }
.purchase-card strong { color: var(--ink); font-size: 15px; }
.purchase-card span { color: var(--muted); font-size: 13px; line-height: 1.6; }
.purchase-card .secondary-button { flex: 0 0 auto; }
.purchase-card-prominent { margin: 0 0 18px; border-color: #bfd2f2; background: #eef5ff; }
.purchase-url { display: block; max-width: 100%; margin-top: 5px; overflow-wrap: anywhere; color: #174da6; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; text-decoration: underline; text-underline-offset: 2px; }
@media (min-width: 640px) {
  .auth-body { padding-top: 56px; }
  .auth-card { padding: 34px; }
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .account-membership, .account-message { margin-inline: 28px; }
  .invite-center { margin-inline: 28px; }
  .account-logout { padding-inline: 28px; }
  .membership-center { padding-top: 44px; }
}
@media (max-width: 430px) {
  .captcha-fields { grid-template-columns: 1fr 132px; }
  .auth-card { padding: 22px 18px; border-radius: 13px; }
  .account-membership { padding: 17px; }
  .account-membership-head { flex-direction: column-reverse; gap: 10px; }
  .invite-head,.invite-records article { align-items: flex-start; flex-direction: column; }
  .invite-link-row { grid-template-columns: 1fr; }
  .invite-eligibility { grid-template-columns: 1fr; }.invite-eligibility a { grid-column: 1; grid-row: auto; margin-top: 5px; }
  .invite-link-row .secondary-button { width: 100%; }
  .invite-metrics { grid-template-columns: 1fr; }
  .membership-head { flex-direction: column-reverse; gap: 10px; }
  .redeem-form { padding: 17px; }
  .purchase-card { align-items: stretch; flex-direction: column; }
  .purchase-card .secondary-button { text-align: center; }
}
@media (prefers-reduced-motion: reduce) { .strength-meter i { transition: none; } }
.auth-brand-logo { display: block; width: auto; max-width: 220px; height: 48px; object-fit: contain; }
.public-notice { display: grid; gap: 3px; }
.public-notice span { color: #5f5148; font-size: 12px; }
.auth-help-links { display: flex; justify-content: space-between; gap: 16px; margin-top: 16px; font-size: 13px; }
.auth-help-links a { color: var(--accent-strong); font-weight: 700; }