:root {
  --bg: #0d1b2a;
  --bg-elev: #14263a;
  --gold: #f5c518;
  --text: #f5f7fb;
  --muted: #a9b4c6;
  --line: #2a3d55;
  --ok: #4caf50;
  --bad: #e53935;
  --thumb: #f5c518;
  --li: #42a5f5;
  --lm: #66bb6a;
  --lr: #ffa726;
  --lp: #ef5350;
  --font-ui: "DM Sans", system-ui, sans-serif;
  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 600px at 20% -10%, #1b2d45 0%, var(--bg) 55%);
  color: var(--text);
  font-family: var(--font-ui);
  min-height: 100%;
}

a {
  color: var(--gold);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.shell {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 8px 12px;
  background: var(--gold);
  color: #0b1220;
  z-index: 1000;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(13, 27, 42, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  text-decoration: none;
}
.brand:hover {
  text-decoration: none;
  color: var(--gold);
}

.brand-mark {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--gold);
  border-radius: 8px;
  color: var(--gold);
  font-size: 1.1rem;
}

.nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.nav a {
  color: var(--text);
  font-weight: 600;
  padding: 6px 8px;
  border-radius: 8px;
}
.nav a:hover {
  background: rgba(245, 197, 24, 0.12);
  text-decoration: none;
}

.auth {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.avatar {
  border-radius: 50%;
  border: 1px solid var(--line);
}

.hint {
  color: var(--muted);
  font-size: 0.92rem;
}

.main {
  padding: 32px 0 48px;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 18px 0 28px;
  color: var(--muted);
  font-size: 0.9rem;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  margin: 0 0 10px;
}

h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.hero {
  padding: 12px 0 8px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.eyebrow {
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
  margin: 0 0 8px;
}

.lede {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.55;
  max-width: 62ch;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.hero-card {
  background: linear-gradient(160deg, rgba(245, 197, 24, 0.12), rgba(20, 38, 58, 0.9));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 18px 8px;
}

.hero-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
  line-height: 1.55;
}
.hero-list li {
  margin-bottom: 10px;
}

.band {
  margin-top: 18px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(10, 18, 28, 0.35);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
@media (max-width: 1024px) {
  .split {
    grid-template-columns: 1fr;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: var(--font-ui);
  text-decoration: none;
}

.btn-primary {
  background: var(--gold);
  color: #0b1220;
}
.btn-primary:hover {
  filter: brightness(1.05);
  text-decoration: none;
}

.btn-secondary {
  background: rgba(245, 197, 24, 0.12);
  border-color: rgba(245, 197, 24, 0.35);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--gold);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}
.btn-ghost:hover {
  border-color: rgba(245, 197, 24, 0.45);
  text-decoration: none;
}

.btn-danger {
  background: rgba(229, 57, 53, 0.12);
  border-color: rgba(229, 57, 53, 0.45);
  color: #ffb4b1;
}

.inline-form {
  display: inline;
}

.page-head {
  margin-bottom: 18px;
}
.subhead {
  color: var(--muted);
  margin: 8px 0 0;
  max-width: 72ch;
  line-height: 1.55;
}
.crumbs {
  color: var(--muted);
  margin: 0 0 6px;
  font-size: 0.95rem;
}
.crumbs a {
  color: var(--muted);
}

.lesson-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.lesson-card {
  display: block;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(20, 38, 58, 0.55);
  color: var(--text);
  text-decoration: none;
}
.lesson-card:hover {
  border-color: rgba(245, 197, 24, 0.45);
  text-decoration: none;
}
.lesson-card h2 {
  margin: 0 0 8px;
  font-size: 1.25rem;
}
.lesson-card .mono {
  color: var(--muted);
  font-size: 0.9rem;
}

.keyboard-root {
  margin: 18px 0 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(10, 18, 28, 0.45);
  overflow: auto;
}

.kb-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  justify-content: center;
  flex-wrap: nowrap;
}

.kb-key {
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  border-radius: 6px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text);
  background: rgba(20, 38, 58, 0.65);
  user-select: none;
}

.kb-key.is-wide {
  min-width: 64px;
}
.kb-key.is-space {
  min-width: 220px;
}

.kb-key.is-active {
  outline: 2px solid rgba(245, 197, 24, 0.85);
  box-shadow: 0 0 0 3px rgba(245, 197, 24, 0.15);
}

.finger-li {
  border-color: rgba(66, 165, 245, 0.55);
}
.finger-lm {
  border-color: rgba(102, 187, 106, 0.55);
}
.finger-lr {
  border-color: rgba(255, 167, 38, 0.55);
}
.finger-lp {
  border-color: rgba(239, 83, 80, 0.55);
}
.finger-ri {
  border-color: rgba(66, 165, 245, 0.55);
}
.finger-rm {
  border-color: rgba(102, 187, 106, 0.55);
}
.finger-rr {
  border-color: rgba(255, 167, 38, 0.55);
}
.finger-rp {
  border-color: rgba(239, 83, 80, 0.55);
}
.finger-thumb {
  border-color: rgba(245, 197, 24, 0.65);
}

.prompt-panel {
  margin-top: 10px;
}

.prompt {
  min-height: 96px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(20, 38, 58, 0.55);
  line-height: 1.6;
  font-size: 1.1rem;
  white-space: pre-wrap;
}

.ch {
  border-bottom: 2px solid transparent;
}
.ch.ok {
  color: var(--ok);
  border-color: rgba(76, 175, 80, 0.35);
}
.ch.bad {
  color: var(--bad);
  border-color: rgba(229, 57, 53, 0.35);
}
.ch.next {
  background: rgba(245, 197, 24, 0.12);
  border-radius: 4px;
}

.practice-input,
.test-input {
  width: 100%;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(10, 18, 28, 0.65);
  color: var(--text);
  font-size: 1rem;
}

.stats-bar {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
  color: var(--muted);
}

.complete-panel {
  margin-top: 16px;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid rgba(245, 197, 24, 0.35);
  background: rgba(20, 38, 58, 0.55);
}

.row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 10px;
}

.hidden[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.test-toolbar {
  margin: 10px 0 14px;
}

.font-controls {
  margin: -4px 0 12px;
}

.font-controls input[type="range"] {
  width: 220px;
}

.btn-sm {
  padding: 6px 10px;
  font-size: 0.9rem;
}

.passage-title {
  color: var(--muted);
}

.countdown {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  text-align: center;
  margin: 10px 0 6px;
  color: var(--gold);
}

.passage-box {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: rgba(20, 38, 58, 0.45);
}

.passage {
  white-space: pre-wrap;
  line-height: 1.65;
  font-size: var(--test-font-size, 1.4rem);
}

.test-input {
  font-size: calc(var(--test-font-size, 1.4rem) * 0.82);
}

.pt-ok {
  background: rgba(76, 175, 80, 0.18);
}
.pt-bad {
  background: rgba(229, 57, 53, 0.18);
}
.pt-next {
  text-decoration: underline;
  text-decoration-color: rgba(245, 197, 24, 0.65);
}

.results-panel {
  margin-top: 16px;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(20, 38, 58, 0.55);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 10px;
}

.results-grid .label {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
}
.results-grid .big {
  display: block;
  font-size: 1.8rem;
  margin-top: 4px;
}

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 12px 0;
}
.tabs.sub {
  margin-top: 0;
}

.tab {
  border: 1px solid var(--line);
  background: rgba(20, 38, 58, 0.45);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
}
.tab.is-active {
  border-color: rgba(245, 197, 24, 0.55);
  color: var(--gold);
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.lb-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}
.lb-table th,
.lb-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}
.lb-table thead th {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.lb-user {
  display: flex;
  align-items: center;
  gap: 10px;
}
.lb-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  object-fit: cover;
  background: rgba(20, 38, 58, 0.8);
}

.rank-badge {
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.muted {
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: rgba(20, 38, 58, 0.45);
}

.stat-list,
.plain-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.admin-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.admin-grid {
  display: grid;
  gap: 18px;
}

.stack label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
}
.stack input,
.stack select,
.stack textarea {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(10, 18, 28, 0.65);
  color: var(--text);
}
.inline {
  display: flex;
  align-items: center;
  gap: 10px;
}

.row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.filter-bar label {
  color: var(--muted);
  font-size: 0.92rem;
}
.filter-bar select,
.filter-bar input {
  margin-left: 6px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(10, 18, 28, 0.65);
  color: var(--text);
}

.panel.error {
  border: 1px solid rgba(229, 57, 53, 0.45);
  background: rgba(229, 57, 53, 0.12);
  padding: 12px 14px;
  border-radius: 12px;
  color: #ffb4b1;
}

.g-wrap iframe {
  color-scheme: light;
}

code {
  color: var(--gold);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.footer-line {
  margin: 0;
}

.footer-legal {
  margin: 0;
  font-size: 0.88rem;
}

.footer-sep {
  margin: 0 0.4em;
  color: var(--line);
}

.legal-doc {
  padding-bottom: 8px;
}

.legal-doc h2 {
  margin-top: 28px;
  font-size: 1.35rem;
}

.legal-doc p,
.legal-doc ul {
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 12px;
}

.legal-doc ul {
  padding-left: 1.25rem;
}

.legal-doc li {
  margin-bottom: 8px;
}

.legal-doc strong {
  color: var(--text);
}

.legal-meta {
  font-size: 0.92rem;
  margin-bottom: 18px !important;
}

.legal-back {
  margin-top: 32px !important;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}