.result-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.result-heading h2 {
  font-size: 25px;
  font-weight: 500;
  margin: 10px 0 0;
}
.result-heading > span {
  color: var(--muted);
  font-size: 13px;
}
.result-metrics {
  display: grid;
  grid-template-columns: 1.2fr 1.1fr 1.4fr 0.9fr;
  gap: 25px;
  margin: 32px 0 20px;
}
.result-metrics > div > span {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 9px;
}
.result-metrics strong {
  font: 52px var(--mono);
  letter-spacing: -0.06em;
}
.result-metrics .primary-result strong {
  color: var(--accent);
}
.result-metrics small {
  font: 14px var(--mono);
  letter-spacing: 0;
  color: var(--muted);
  margin-left: 8px;
}
.result-metrics .smaller {
  font-size: 32px;
  display: block;
  padding-top: 17px;
}
.result-chart {
  width: 100%;
  display: block;
  overflow: visible;
  margin-top: 15px;
}
.chart-grid {
  stroke: var(--line);
  stroke-width: 1;
  fill: none;
}
.chart-label {
  font: 11px var(--mono);
  fill: var(--muted);
}
.result-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-top: 15px;
}
.result-bottom > span {
  font-size: 12px;
  color: var(--muted);
}
.primary-button {
  color: var(--bg);
  background: var(--accent);
  font-size: 14px;
  padding: 13px 20px;
  border-radius: 6px;
  white-space: nowrap;
}
.primary-button:hover {
  color: var(--bg);
  filter: brightness(1.1);
}
.primary-button span {
  margin-left: 18px;
}
.home-main {
  flex: 1;
  padding: 85px 0 70px;
  max-width: 720px;
}
.home-main h1 {
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.5;
  letter-spacing: 0.03em;
  margin-top: 20px;
}
.home-intro {
  color: var(--muted);
  line-height: 1.9;
  font-size: 16px;
  margin: 23px 0 45px;
}
.portal-link {
  display: block;
  background: var(--panel);
  padding: 28px 30px 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  transition: border-color 0.2s;
}
.portal-link:hover {
  border-color: var(--accent);
  color: var(--text);
}
.portal-number {
  font: 12px var(--mono);
  letter-spacing: 0.13em;
  color: var(--accent);
}
.portal-body {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 25px;
}
.portal-body h2 {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin: 20px 0 10px;
}
.portal-body p {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 26px;
}
.portal-arrow {
  font: 42px var(--mono);
  color: var(--accent);
}
.portal-meta {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  font-size: 12px;
  color: var(--muted);
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.portal-meta span + span {
  color: var(--accent);
}
@media (max-width: 650px) {
  .result-metrics {
    grid-template-columns: 1fr 1fr;
    gap: 25px;
  }
  .result-metrics strong {
    font-size: 43px;
  }
  .result-metrics .smaller {
    padding-top: 0;
    font-size: 28px;
  }
  .result-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
  .result-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .result-chart {
    margin-top: 25px;
  }
  .home-main {
    padding-top: 60px;
  }
  .home-intro {
    margin-bottom: 35px;
  }
  .portal-link {
    padding: 23px;
  }
  .portal-meta > span:first-child {
    display: none;
  }
  .portal-meta {
    justify-content: flex-end;
  }
}

.typing-stage {
  min-height: 0;
}
.word-window {
  height: 170px;
}
.word-window:has(.pinyin) {
  height: 162px;
}
.word-window:has(.hanzi) {
  height: 183px;
}
@media (max-width: 800px) {
  .word-window:has(.pinyin) {
    height: 153px;
  }
  .word-window:has(.english) {
    height: 156px;
  }
}
@media (max-width: 560px) {
  .word-window:has(.pinyin) {
    height: 150px;
  }
  .word-window:has(.english) {
    height: 151px;
  }
}

.pinyin .char.correct,
.translation-char.correct {
  color: var(--correct, var(--accent));
}
.translation-char.correct {
  font-weight: 600;
}
.translation-char.incorrect {
  color: var(--error);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}