:root {
  --wordler-bg: #f4f6fb;
  --wordler-surface: rgba(255, 255, 255, 0.9);
  --wordler-border: #d8dfed;
  --wordler-text: #19202b;
  --wordler-muted: #51607a;
  --wordler-neutral: #6c757d;
  --wordler-info: #4361ee;
  --wordler-accent: #2a9d8f;
  --wordler-success-bg: #d8f3dc;
  --wordler-success-text: #1b4332;
  --wordler-warning-bg: #fff3cd;
  --wordler-warning-text: #7a5b00;
  --wordler-error-bg: #f8d7da;
  --wordler-error-text: #842029;
}

body {
  background:
    radial-gradient(circle at top, rgba(67, 97, 238, 0.09), transparent 38%),
    linear-gradient(180deg, #ffffff 0%, var(--wordler-bg) 100%);
  color: var(--wordler-text);
}

main.container {
  padding-bottom: 3rem;
}

.dashboard-hero,
.dashboard-card,
.home-card {
  background: var(--wordler-surface);
  border: 1px solid var(--wordler-border);
  box-shadow: 0 18px 36px rgba(25, 32, 43, 0.06);
}

.dashboard-hero {
  margin: 1.5rem 0 1rem;
  padding: 1.5rem;
  border-radius: 1rem;
}

.dashboard-hero h1,
.dashboard-card h2 {
  margin-bottom: 0.35rem;
}

.eyebrow {
  margin-bottom: 0.25rem;
  color: var(--wordler-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.dashboard-shell {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 1rem;
}

.dashboard-card {
  border-radius: 1rem;
  padding: 1rem 1.15rem;
}

.dashboard-card--wide {
  grid-column: 1 / -1;
}

.dashboard-card summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.dashboard-card summary::-webkit-details-marker {
  display: none;
}

.dashboard-card[open] summary {
  margin-bottom: 0.4rem;
}

.card-header,
.card-copy {
  margin-bottom: 0.75rem;
}

.card-copy {
  color: var(--wordler-muted);
}

.dashboard-form {
  margin: 0;
}

.form-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 52rem) {
  .form-grid {
    grid-template-columns: 1.2fr 1.5fr 1fr auto;
    align-items: end;
  }
}

.message-stack {
  margin: 1rem 0;
  min-height: 1px;
}

.message {
  margin-bottom: 1rem;
  padding: 0.8rem 1rem;
  border-radius: 0.8rem;
  border: 1px solid transparent;
}

.message-success {
  background: var(--wordler-success-bg);
  color: var(--wordler-success-text);
  border-color: #b7e4c7;
}

.message-warning {
  background: var(--wordler-warning-bg);
  color: var(--wordler-warning-text);
  border-color: #ffe69c;
}

.message-error {
  background: var(--wordler-error-bg);
  color: var(--wordler-error-text);
  border-color: #f1b0b7;
}

.word-table-container {
  overflow-x: auto;
}

.empty-state,
td .muted {
  color: var(--wordler-muted);
}

.empty-state {
  padding: 1.1rem;
  text-align: center;
}

td .muted {
  opacity: 0.75;
  font-size: 0.85em;
}

.translation-preview {
  margin-top: 0.25rem;
  color: var(--wordler-muted);
  font-size: 0.85rem;
}

.preprocessing-preview {
  margin-top: 0.25rem;
  color: #284b63;
  font-size: 0.85rem;
  font-weight: 600;
}

.actions-cell {
  white-space: nowrap;
}

.badge {
  display: inline-block;
  padding: 0.15em 0.55em;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 0.35em;
  text-transform: capitalize;
  white-space: nowrap;
}

.badge-new {
  background-color: var(--wordler-neutral);
  color: #fff;
}

.badge-in_process {
  background-color: var(--wordler-info);
  color: #fff;
}

.badge-learnt {
  background-color: var(--wordler-accent);
  color: #fff;
}

.btn-sm {
  margin: 0.1em;
  padding: 0.25em 0.6em;
  font-size: 0.78rem;
  cursor: pointer;
}

.btn-success {
  background-color: var(--wordler-accent);
  border-color: var(--wordler-accent);
  color: #fff;
}

.home-card {
  max-width: 28rem;
  margin: 3rem auto;
  text-align: center;
  border-radius: 1rem;
}

.auth-form {
  display: grid;
  gap: 0.85rem;
}

.logout-form {
  margin: 0;
}

.link-button {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: underline;
}

.learn-panel {
  margin: 1.5rem 0;
}

.learn-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.learn-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.9rem;
  margin: 1rem 0;
}

.learn-meta-card {
  padding: 0.9rem 1rem;
  border: 1px solid var(--wordler-border);
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.75);
}

.learn-meta-card strong,
.learn-meta-card span {
  display: block;
}

.learn-meta-card strong {
  font-size: 1.1rem;
}

.learn-meta-card span {
  color: var(--wordler-muted);
  font-size: 0.85rem;
}

.learn-start-form,
.learn-options {
  margin: 0;
}

.learn-answer-row {
  display: flex;
  gap: 0.75rem;
  align-items: end;
  flex-wrap: wrap;
}

.learn-answer-row > * {
  margin-bottom: 0;
}

.learn-answer-row input,
.learn-answer-row select {
  flex: 1 1 14rem;
}

.learn-options {
  display: grid;
  gap: 0.75rem;
}

.learn-option {
  width: 100%;
  justify-content: flex-start;
  text-align: left;
  border-radius: 0.9rem;
  padding: 0.9rem 1rem;
}

.learn-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}