.account-trigger {
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--acid);
  background: transparent;
  font: 600 12px var(--mono);
  cursor: pointer;
}

.account-trigger:hover {
  border-color: var(--acid);
  background: rgba(var(--color-accent-rgb), 0.07);
}

.account-dialog {
  width: min(520px, calc(100% - 28px));
  max-height: calc(100dvh - 28px);
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: var(--panel-strong);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.58);
}

.account-dialog::backdrop {
  background: rgba(2, 7, 11, 0.72);
  backdrop-filter: blur(5px);
}

.account-dialog__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  border-bottom: 1px solid var(--line);
}

.account-dialog__header span,
.learning-dashboard__eyebrow,
.article-progress-card__eyebrow {
  color: var(--acid);
  font: 700 10px var(--mono);
  letter-spacing: 0.12em;
}

.account-dialog__header h2 {
  margin: 8px 0 0;
  font: 500 28px var(--serif);
}

.account-dialog__close {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.account-dialog__body {
  padding: 24px;
}

.account-tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.account-tabs button {
  min-height: 40px;
  border: 0;
  border-radius: 5px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.account-tabs button[aria-selected="true"] {
  color: var(--paper);
  background: var(--acid);
  font-weight: 700;
}

.account-form {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.account-form[hidden],
.account-anonymous[hidden],
.account-signed-in[hidden],
.account-merge[hidden] {
  display: none;
}

.account-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
}

.account-form input {
  width: 100%;
  min-height: 46px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  background: var(--paper);
}

.account-form input:focus {
  border-color: var(--acid);
  outline: 3px solid rgba(var(--color-accent-rgb), 0.1);
}

.account-submit,
.account-action {
  min-height: 44px;
  padding: 0 15px;
  border: 1px solid var(--acid);
  border-radius: 7px;
  color: var(--paper);
  background: var(--acid);
  font-weight: 700;
  cursor: pointer;
}

.account-action.is-secondary {
  color: var(--ink);
  border-color: var(--line);
  background: transparent;
}

.account-submit:disabled,
.account-action:disabled {
  opacity: 0.55;
  cursor: wait;
}

.account-help,
.account-status,
.account-user-card p,
.account-merge p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.account-status {
  min-height: 22px;
  margin-top: 16px;
}

.account-status.is-error {
  color: var(--color-danger);
}

.account-status.is-success {
  color: var(--color-success);
}

.account-user-card,
.account-merge {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.account-user-card strong {
  display: block;
  margin-bottom: 7px;
  font: 600 20px var(--serif);
}

.account-signed-in__actions,
.account-merge__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.account-merge {
  margin-top: 16px;
  border-color: rgba(var(--color-accent-rgb), 0.45);
}

.account-merge h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.learning-dashboard {
  margin-top: 28px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background:
    linear-gradient(120deg, rgba(var(--color-accent-rgb), 0.08), transparent 58%),
    var(--panel);
}

.learning-dashboard__top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.learning-dashboard h2 {
  margin: 8px 0 0;
  font: 500 28px var(--serif);
}

.learning-dashboard__identity {
  color: var(--muted);
  font-size: 13px;
}

.learning-dashboard__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 20px;
}

.learning-dashboard__stats div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.018);
}

.learning-dashboard__stats span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.learning-dashboard__stats strong {
  display: block;
  margin-top: 5px;
  color: var(--acid);
  font: 700 22px var(--mono);
}

.learning-dashboard__bar {
  height: 6px;
  margin-top: 16px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--line);
}

.learning-dashboard__bar i {
  width: 100%;
  height: 100%;
  display: block;
  background: var(--acid);
  transform: scaleX(0);
  transform-origin: left;
}

.learning-dashboard__continue {
  margin-top: 16px;
}

.learning-dashboard__continue a {
  color: var(--acid);
  font: 600 13px var(--mono);
}

.article-progress-card {
  display: grid;
  gap: 15px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(var(--color-accent-rgb), 0.08), transparent 62%),
    var(--panel);
}

.article-progress-card strong {
  display: block;
  margin-top: 6px;
  font-size: 15px;
}

.article-progress-card p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.article-progress-card__actions {
  display: grid;
  gap: 8px;
}

.article-progress-card button {
  width: 100%;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}

.article-progress-card button.is-primary {
  color: var(--paper);
  border-color: var(--acid);
  background: var(--acid);
  font-weight: 700;
}

.article-progress-card button[hidden] {
  display: none;
}

.article-card {
  position: relative;
}

.article-progress-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-top: 8px;
  padding: 4px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font: 700 10px var(--mono);
}

.article-progress-badge.is-progress {
  color: var(--color-warning);
  border-color: rgba(var(--color-warning-rgb), 0.45);
}

.article-progress-badge.is-complete {
  color: var(--color-success);
  border-color: rgba(var(--color-success-rgb), 0.45);
}

.sync-toast {
  position: fixed;
  z-index: 1000;
  right: 18px;
  bottom: 18px;
  max-width: min(390px, calc(100% - 36px));
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--panel-strong);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
  font-size: 13px;
}

.sync-toast.is-error {
  border-color: var(--color-danger);
}

.sync-toast[hidden] {
  display: none;
}

@media (max-width: 720px) {
  .learning-dashboard__top {
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .learning-dashboard__top {
    display: grid;
  }

  .learning-dashboard__stats {
    grid-template-columns: 1fr;
  }

  .article-progress-card {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .article-progress-card__actions {
    min-width: 148px;
  }
}

@media (max-width: 520px) {
  .article-progress-card {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .article-progress-card__actions {
    min-width: 0;
  }
}