:root {
  --myo-bg: #f7f4ef;
  --myo-card: #fff;
  --myo-ink: #1f2a24;
  --myo-muted: #5c6b63;
  --myo-accent: #5a3d2b;
  --myo-accent-soft: #e8ddd3;
  --myo-border: #ddd4c8;
  --myo-radius: 12px;
  --myo-font: "Segoe UI", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--myo-font);
  background: var(--myo-bg);
  color: var(--myo-ink);
  line-height: 1.55;
}

.myo-wrap {
  max-width: 52rem;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

.myo-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--myo-border);
}

.myo-header h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
}

.myo-header p {
  margin: 0.25rem 0 0;
  color: var(--myo-muted);
  font-size: 0.95rem;
}

.myo-header-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.myo-logout {
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-size: 0.9rem;
  color: var(--myo-muted);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.myo-logout:hover {
  color: var(--myo-accent);
}

.myo-back {
  font-size: 0.9rem;
  color: var(--myo-accent);
  text-decoration: none;
}

.myo-back:hover {
  text-decoration: underline;
}

.myo-gate,
.myo-stats,
.myo-chapter {
  background: var(--myo-card);
  border: 1px solid var(--myo-border);
  border-radius: var(--myo-radius);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}

.myo-gate h2 {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}

.myo-gate p {
  margin: 0 0 1rem;
  color: var(--myo-muted);
}

.myo-gate label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.myo-gate input[type="text"],
.myo-gate input[type="email"] {
  width: 100%;
  padding: 0.9rem 1rem;
  min-height: 3.25rem;
  border: 1px solid var(--myo-border);
  border-radius: 8px;
  font: inherit;
  font-size: 1.05rem;
}

.myo-gate button {
  margin-top: 0.75rem;
  padding: 0.6rem 1.1rem;
  border: 0;
  border-radius: 8px;
  background: var(--myo-accent);
  color: #fff;
  font: inherit;
  cursor: pointer;
}

.myo-gate button:hover {
  filter: brightness(1.05);
}

.myo-error {
  color: #8b2e2e;
  margin-top: 0.75rem;
  font-size: 0.9rem;
}

.myo-msg {
  color: #2e5a3d;
  margin-top: 0.75rem;
  font-size: 0.9rem;
}

.myo-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  font-size: 0.95rem;
}

.myo-stats strong {
  display: block;
  font-size: 1.35rem;
  color: var(--myo-accent);
}

.myo-progress {
  background: var(--myo-card);
  border: 1px solid var(--myo-border);
  border-radius: var(--myo-radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.myo-search {
  background: var(--myo-card);
  border: 1px solid var(--myo-border);
  border-radius: var(--myo-radius);
  padding: 0.85rem 1.25rem;
  margin-bottom: 1rem;
}

.myo-search label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.myo-search input[type="search"] {
  width: 100%;
  box-sizing: border-box;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--myo-border);
  border-radius: 6px;
  font: inherit;
}

.myo-search-status {
  margin: 0.45rem 0 0;
  min-height: 1.2em;
  font-size: 0.88rem;
  color: var(--myo-muted);
}

.myo-progress-text {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.myo-progress-bar {
  height: 8px;
  background: var(--myo-accent-soft);
  border-radius: 999px;
  overflow: hidden;
}

.myo-progress-bar span {
  display: block;
  height: 100%;
  background: var(--myo-accent);
  border-radius: 999px;
}

.myo-module-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.myo-module-btn {
  border: 1px solid var(--myo-border);
  background: var(--myo-card);
  color: var(--myo-ink);
  padding: 0.5rem 0.85rem;
  border-radius: 999px;
  font: inherit;
  cursor: pointer;
}

.myo-module-btn.is-active {
  background: var(--myo-accent);
  border-color: var(--myo-accent);
  color: #fff;
}

.myo-module-intro {
  background: var(--myo-card);
  border: 1px solid var(--myo-border);
  border-radius: var(--myo-radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.myo-module-intro h2 {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
}

.myo-module-intro p {
  margin: 0;
  color: var(--myo-muted);
}

.myo-lesson {
  padding: 0.75rem 0;
  border-top: 1px solid var(--myo-border);
}

.myo-lesson:first-of-type {
  border-top: 0;
}

.myo-lesson h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.myo-lesson p {
  margin: 0;
  color: var(--myo-muted);
  font-size: 0.92rem;
}

.myo-lesson-links {
  margin-top: 0.45rem !important;
  font-size: 0.88rem !important;
}

.myo-lesson-links a {
  color: var(--myo-accent);
}

.myo-progress-detail {
  margin: 0.35rem 0 0.65rem;
  font-size: 0.9rem;
  color: var(--myo-muted);
}

.myo-lesson-pending-text {
  font-style: italic;
}

.myo-lesson-short {
  border-left: 3px solid #c4a35a;
  padding-left: 0.75rem;
}

.myo-lesson-short-body {
  opacity: 0.85;
  font-size: 0.95rem;
}

.myo-chapter h3 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  color: var(--myo-accent);
}

.myo-foot {
  margin-top: 2rem;
  font-size: 0.85rem;
  color: var(--myo-muted);
}

.myo-hidden {
  display: none;
}

@media (min-width: 640px) {
  .myo-wrap {
    padding: 2rem 1.5rem 4rem;
  }

  .myo-header h1 {
    font-size: 1.75rem;
  }
}