/* Phase 3 — Account invitations, activation, and email verification */
.phase3-root,
.phase3-admin-shell {
  min-height: 100vh;
  color: var(--ink);
}

.phase3-header {
  position: sticky;
  top: 0;
  z-index: 130;
  border-bottom: 1px solid color-mix(in srgb, var(--line), transparent 15%);
  background: color-mix(in srgb, var(--paper), transparent 6%);
  backdrop-filter: blur(18px);
}

.phase3-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  width: min(calc(100% - 36px), 1180px);
  min-height: 76px;
  margin: 0 auto;
}

.phase3-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.phase3-main {
  width: min(calc(100% - 36px), 1180px);
  min-height: calc(100vh - 150px);
  margin: 0 auto;
  padding: clamp(58px, 8vw, 104px) 0;
}

.phase3-main-compact {
  display: grid;
  place-items: center;
}

.phase3-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  width: min(calc(100% - 36px), 1180px);
  margin: 0 auto;
  padding: 24px 0 34px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .82rem;
}

.phase3-activation-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr);
  gap: clamp(42px, 8vw, 100px);
  align-items: center;
}

.phase3-activation-copy h1,
.phase3-message-card h1,
.phase3-admin-heading h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: -.035em;
  line-height: 1.04;
}

.phase3-activation-copy h1 {
  max-width: 680px;
  font-size: clamp(3rem, 6vw, 5.7rem);
}

.phase3-activation-copy > p:not(.phase3-kicker) {
  max-width: 660px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.phase3-kicker {
  margin: 0 0 12px;
  color: var(--gold-dark);
  font-size: .74rem;
  font-weight: 850;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.phase3-trust-list {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}

.phase3-trust-list > div {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 13px;
  align-items: center;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: color-mix(in srgb, var(--paper), transparent 3%);
}

.phase3-trust-list .icon {
  width: 25px;
  height: 25px;
  color: var(--gold-dark);
}

.phase3-trust-list span {
  color: var(--muted);
  font-size: .92rem;
}

.phase3-trust-list strong {
  display: block;
  color: var(--ink);
}

.phase3-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: color-mix(in srgb, var(--paper), transparent 2%);
  box-shadow: var(--shadow-lg);
}

.phase3-activation-card {
  padding: clamp(26px, 4vw, 42px);
}

.phase3-card-heading {
  margin-bottom: 24px;
}

.phase3-card-heading h2,
.phase3-security-card h2,
.phase3-list-heading h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  line-height: 1.12;
}

.phase3-card-heading p,
.phase3-list-heading p,
.phase3-security-card p {
  margin: 10px 0 0;
  color: var(--muted);
}

.phase3-step {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--gold-dark);
  font-size: .73rem;
  font-weight: 850;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.phase3-code-input {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 1rem;
  font-weight: 750;
  letter-spacing: .035em;
  text-transform: uppercase;
}

.phase3-form-note {
  margin: 19px 0 0;
  color: var(--muted);
  font-size: .8rem;
  text-align: center;
}

.phase3-invite-details {
  display: grid;
  gap: 0;
  margin: 32px 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper);
}

.phase3-invite-details > div {
  display: grid;
  grid-template-columns: 145px 1fr;
  gap: 18px;
  padding: 14px 17px;
  border-bottom: 1px solid var(--line);
}

.phase3-invite-details > div:last-child {
  border-bottom: 0;
}

.phase3-invite-details dt {
  color: var(--muted);
  font-size: .8rem;
  font-weight: 750;
}

.phase3-invite-details dd {
  margin: 0;
  font-weight: 750;
  overflow-wrap: anywhere;
}

.phase3-segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin: 24px 0 2px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--cream);
}

.phase3-segmented button {
  min-height: 42px;
  border: 0;
  border-radius: 9px;
  color: var(--muted);
  background: transparent;
  font-weight: 800;
}

.phase3-segmented button.active {
  color: var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

.phase3-consent {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: start;
  color: var(--muted);
  font-size: .84rem;
}

.phase3-consent input {
  width: 17px;
  height: 17px;
  margin-top: 2px;
  accent-color: var(--gold-dark);
}

.phase3-centered-link {
  display: block;
  text-align: center;
}

.phase3-back-link {
  display: block;
  margin: 19px auto 0;
  border: 0;
  color: var(--gold-dark);
  background: transparent;
  font-size: .84rem;
  font-weight: 800;
}

.phase3-back-link:hover {
  text-decoration: underline;
}

.phase3-message-card {
  width: min(100%, 680px);
  padding: clamp(34px, 6vw, 66px);
  text-align: center;
}

.phase3-message-card h1 {
  font-size: clamp(2.5rem, 6vw, 4.6rem);
}

.phase3-message-card > p:not(.phase3-kicker) {
  max-width: 570px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 1.03rem;
}

.phase3-message-icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 22px;
  border: 1px solid color-mix(in srgb, var(--gold), transparent 45%);
  border-radius: 50%;
  color: var(--gold-dark);
  background: color-mix(in srgb, var(--cream-deep), transparent 20%);
}

.phase3-message-icon .icon {
  width: 29px;
  height: 29px;
}

.phase3-success-card {
  border-color: color-mix(in srgb, var(--success), transparent 55%);
}

.phase3-success-icon {
  color: var(--success);
  border-color: color-mix(in srgb, var(--success), transparent 55%);
  background: var(--success-bg);
}

.phase3-button-stack {
  display: grid;
  gap: 10px;
  width: min(100%, 410px);
  margin: 30px auto 0;
}

.phase3-membership-summary {
  display: grid;
  gap: 10px;
  margin: 28px auto 0;
  max-width: 520px;
}

.phase3-membership-summary > span,
.phase3-table-state > span {
  color: var(--muted);
}

.phase3-membership-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 13px;
  text-align: left;
}

.phase3-membership-item div {
  display: grid;
}

.phase3-membership-item span:not(.badge) {
  color: var(--muted);
  font-size: .8rem;
}

.phase3-admin-shell {
  display: grid;
  grid-template-columns: 278px 1fr;
  background: var(--cream);
}

.phase3-admin-sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  height: 100vh;
  padding: 24px 18px;
  border-right: 1px solid var(--line);
  background: var(--paper);
}

.phase3-admin-brand {
  padding: 4px 8px 24px;
  border-bottom: 1px solid var(--line);
}

.phase3-admin-nav {
  display: grid;
  gap: 5px;
  margin-top: 24px;
}

.phase3-admin-link {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 46px;
  padding: 10px 13px;
  border-radius: 11px;
  color: var(--muted);
  font-weight: 750;
  text-decoration: none;
}

.phase3-admin-link:hover,
.phase3-admin-link.active {
  color: var(--ink);
  background: var(--cream);
}

.phase3-admin-link.active {
  box-shadow: inset 3px 0 var(--gold);
}

.phase3-admin-user {
  display: grid;
  margin-top: auto;
  padding: 18px 10px 4px;
  border-top: 1px solid var(--line);
}

.phase3-admin-user span {
  color: var(--muted);
  font-size: .78rem;
}

.phase3-admin-main {
  min-width: 0;
}

.phase3-admin-topbar {
  position: sticky;
  top: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 12px 30px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper), transparent 5%);
  backdrop-filter: blur(16px);
}

.phase3-admin-topbar > div {
  display: grid;
}

.phase3-admin-topbar .phase3-kicker {
  margin: 0;
}

.phase3-admin-content {
  width: min(calc(100% - 48px), 1220px);
  margin: 0 auto;
  padding: 48px 0 74px;
}

.phase3-admin-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 26px;
}

.phase3-admin-heading h1 {
  font-size: clamp(2.6rem, 5vw, 4.7rem);
}

.phase3-admin-heading p:not(.phase3-kicker) {
  max-width: 670px;
  margin: 14px 0 0;
  color: var(--muted);
}

.phase3-admin-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  gap: 18px;
}

.phase3-admin-grid > .phase3-card {
  padding: clamp(24px, 3vw, 34px);
}

.phase3-security-card {
  align-self: start;
  box-shadow: var(--shadow-sm);
}

.phase3-security-card .phase3-message-icon {
  margin: 0 0 20px;
}

.phase3-security-card ul {
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: .9rem;
}

.phase3-textarea {
  min-height: 105px;
  resize: vertical;
}

.phase3-optional {
  color: var(--muted);
  font-size: .75rem;
  font-weight: 600;
}

.phase3-issued-panel {
  display: grid;
  grid-template-columns: minmax(230px, .85fr) minmax(300px, 1fr);
  gap: 20px 28px;
  align-items: center;
  margin-bottom: 18px;
  padding: 24px;
  border: 1px solid color-mix(in srgb, var(--success), transparent 52%);
  border-radius: 19px;
  background: var(--success-bg);
}

.phase3-issued-panel h3 {
  margin: 0;
  font-family: Georgia, serif;
  font-size: 1.55rem;
}

.phase3-issued-panel p:not(.phase3-kicker) {
  margin: 7px 0 0;
  color: var(--success);
  font-size: .86rem;
}

.phase3-issued-code {
  padding: 16px;
  border: 1px dashed color-mix(in srgb, var(--success), transparent 35%);
  border-radius: 12px;
  background: var(--paper);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: clamp(.92rem, 2vw, 1.23rem);
  font-weight: 850;
  letter-spacing: .04em;
  text-align: center;
}

.phase3-issued-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  grid-column: 1 / -1;
}

.phase3-invitation-list-card {
  margin-top: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.phase3-list-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 24px 26px;
  border-bottom: 1px solid var(--line);
}

.phase3-list-heading h2 {
  font-size: 1.65rem;
}

.phase3-table-wrap {
  overflow-x: auto;
}

.phase3-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}

.phase3-table th,
.phase3-table td {
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.phase3-table th {
  color: var(--muted);
  background: var(--cream);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.phase3-table tbody tr:last-child td {
  border-bottom: 0;
}

.phase3-table td > span:not(.badge) {
  display: block;
  color: var(--muted);
  font-size: .76rem;
}

.phase3-table-state {
  display: grid;
  justify-items: center;
  gap: 9px;
  padding: 54px 24px;
  text-align: center;
}

.btn-small {
  min-height: 34px;
  padding: 7px 12px;
  font-size: .78rem;
}

.phase3-login-link {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin-top: 15px;
  color: var(--muted);
  font-size: .83rem;
}

.phase3-header-activate {
  color: var(--gold-dark);
  font-size: .82rem;
  font-weight: 800;
  text-decoration: none;
}

.phase3-header-activate:hover {
  text-decoration: underline;
}

.alert span {
  display: block;
}

@media (max-width: 960px) {
  .phase3-activation-grid,
  .phase3-admin-grid {
    grid-template-columns: 1fr;
  }

  .phase3-activation-copy {
    text-align: center;
  }

  .phase3-activation-copy > p:not(.phase3-kicker) {
    margin-left: auto;
    margin-right: auto;
  }

  .phase3-trust-list {
    text-align: left;
  }

  .phase3-admin-shell {
    grid-template-columns: 1fr;
  }

  .phase3-admin-sidebar {
    position: static;
    display: block;
    height: auto;
    padding: 14px 18px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .phase3-admin-brand,
  .phase3-admin-user {
    display: none;
  }

  .phase3-admin-nav {
    display: flex;
    gap: 6px;
    margin: 0;
    overflow-x: auto;
  }

  .phase3-admin-link {
    flex: 0 0 auto;
  }

  .phase3-admin-topbar {
    top: 75px;
  }
}

@media (max-width: 680px) {
  .phase3-header-inner,
  .phase3-footer {
    width: min(calc(100% - 24px), 1180px);
  }

  .phase3-header-actions .btn-secondary:first-child,
  .phase3-header-activate {
    display: none;
  }

  .phase3-main {
    width: min(calc(100% - 24px), 1180px);
    padding: 40px 0 60px;
  }

  .phase3-activation-grid {
    gap: 28px;
  }

  .phase3-activation-copy h1 {
    font-size: clamp(2.65rem, 14vw, 4rem);
  }

  .phase3-activation-card,
  .phase3-message-card,
  .phase3-admin-grid > .phase3-card {
    padding: 23px;
    border-radius: 18px;
  }

  .phase3-invite-details > div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .phase3-segmented,
  .form-row {
    grid-template-columns: 1fr;
  }

  .phase3-footer,
  .phase3-admin-heading,
  .phase3-list-heading {
    flex-direction: column;
    align-items: flex-start;
  }

  .phase3-admin-content {
    width: min(calc(100% - 24px), 1220px);
    padding-top: 34px;
  }

  .phase3-admin-topbar {
    top: 75px;
    padding: 11px 14px;
  }

  .phase3-admin-topbar .btn {
    min-height: 38px;
    padding: 8px 12px;
  }

  .phase3-issued-panel {
    grid-template-columns: 1fr;
  }

  .phase3-issued-actions {
    grid-column: auto;
  }

  .phase3-issued-actions .btn {
    width: 100%;
  }

  .phase3-membership-item {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media print {
  .phase3-header,
  .phase3-footer,
  .phase3-admin-sidebar,
  .phase3-admin-topbar,
  .phase3-issued-actions,
  .phase3-list-heading .btn,
  .toast-region {
    display: none !important;
  }

  .phase3-admin-shell,
  .phase3-root {
    display: block;
    background: #fff;
  }

  .phase3-admin-content,
  .phase3-main {
    width: 100%;
    padding: 0;
  }

  .phase3-card {
    box-shadow: none;
  }
}