:root {
  color-scheme: light;
  --ink: #17202b;
  --muted: #647180;
  --line: rgba(23, 32, 43, 0.14);
  --line-strong: rgba(23, 32, 43, 0.24);
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --paper: #fffaf0;
  --der-bg: #edf7ff;
  --der-strong: #2467b3;
  --die-bg: #fff1f6;
  --die-strong: #bf4774;
  --das-bg: #fff4e4;
  --das-strong: #c76f14;
  --green: #247248;
  --red: #b84242;
  --shadow: 0 22px 58px rgba(23, 32, 43, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  touch-action: pan-x pan-y;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  height: 100dvh;
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  background: #f4f6f8;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

button,
a {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

.app-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: min(1460px, calc(100% - 56px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand,
.back-link {
  color: var(--ink);
  text-decoration: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  font-size: 1.45rem;
  font-weight: 950;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.12;
}

.brand strong {
  font-size: 1.24rem;
  font-weight: 900;
}

.brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 640;
}

.header-actions,
.top-actions,
.center-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mode-tab,
.back-link,
.mode-button,
.sound-button,
.nav-button,
.icon-button {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 17px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
  font-weight: 850;
}

.mode-tab,
.back-link {
  min-height: 42px;
}

.mode-tab.is-active,
.mode-button.is-active,
.nav-primary,
.sound-button {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

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

.icon-button,
.icon-nav {
  width: 48px;
  padding: 0;
  display: grid;
  place-items: center;
  font-size: 1.38rem;
  line-height: 1;
}

.trainer-app {
  height: 100dvh;
  min-height: 0;
  overflow: hidden;
  padding: 92px 24px 16px;
  transition: background-color 260ms ease;
}

.trainer-app.article-der {
  background: var(--der-bg);
}

.trainer-app.article-die {
  background: var(--die-bg);
}

.trainer-app.article-das {
  background: var(--das-bg);
}

.trainer-app.quiz-open {
  background: #fff;
}

.stage {
  width: min(1460px, 100%);
  height: 100%;
  min-height: 0;
  margin: 0 auto;
  display: grid;
  gap: clamp(8px, 1.7vh, 18px);
}

.training-shell {
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.training-top,
.quiz-top,
.bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.eyebrow,
.counter {
  margin: 0;
}

.eyebrow {
  color: rgba(23, 32, 43, 0.66);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.progress-row {
  margin-top: 9px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.counter {
  min-width: max-content;
  color: var(--ink);
  font-size: 1.35rem;
  font-weight: 900;
}

.progress-track {
  width: min(44vw, 700px);
  height: 6px;
  display: block;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 32, 43, 0.1);
}

.progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--das-strong);
}

.article-der .progress-track span {
  background: var(--der-strong);
}

.article-die .progress-track span {
  background: var(--die-strong);
}

.article-das .progress-track span {
  background: var(--das-strong);
}

.noun-card,
.quiz-card {
  min-height: 0;
}

.training-layout {
  height: 100%;
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(300px, 0.94fr) minmax(300px, 0.96fr);
  align-items: center;
  gap: clamp(28px, 6vw, 92px);
  padding: clamp(14px, 3vh, 38px);
  border: 1px solid rgba(23, 32, 43, 0.07);
  border-radius: var(--radius);
  background: rgba(255, 252, 246, 0.72);
  box-shadow: var(--shadow);
}

.image-wrap {
  width: min(100%, 610px);
  aspect-ratio: 1;
  margin: 0 auto;
  display: grid;
  place-items: center;
}

.training-layout .image-wrap {
  width: auto;
  max-width: 100%;
  height: min(100%, 610px);
  max-height: 100%;
}

.image-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 18px 22px rgba(23, 32, 43, 0.12));
  transition: filter 180ms ease;
  user-select: none;
}

.noun-copy,
.quiz-question-header {
  min-width: 0;
}

.noun-copy h1,
.quiz-question-header h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(4rem, 8vw, 7.2rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.noun-copy h1.word-fit,
.quiz-question-header h1.word-fit {
  max-width: 100%;
  font-size: var(--word-size);
  overflow-wrap: normal;
}

.noun-copy h1 .noun-article {
  color: var(--das-strong);
}

.training-mode.article-der .noun-copy h1 .noun-article,
.testing-mode.revealed.article-der .quiz-question-header h1,
.testing-mode.revealed.article-der .answer-reveal strong {
  color: var(--der-strong);
}

.training-mode.article-die .noun-copy h1 .noun-article,
.testing-mode.revealed.article-die .quiz-question-header h1,
.testing-mode.revealed.article-die .answer-reveal strong {
  color: var(--die-strong);
}

.training-mode.article-das .noun-copy h1 .noun-article,
.testing-mode.revealed.article-das .quiz-question-header h1,
.testing-mode.revealed.article-das .answer-reveal strong {
  color: var(--das-strong);
}

.training-controls {
  min-height: 44px;
  padding: 0;
}

.autoplay-toggle {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  font-weight: 800;
}

.autoplay-toggle input {
  width: 18px;
  height: 18px;
  accent-color: var(--ink);
}

.quiz-shell {
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(8px, 1.4vh, 14px);
}

.quiz-top {
  min-height: 44px;
}

.quiz-status {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--ink);
  font-size: 1.22rem;
  font-weight: 900;
}

.quiz-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.quiz-panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 340px);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-strong);
  box-shadow: 0 18px 52px rgba(23, 32, 43, 0.08);
}

.quiz-panel.is-revealed {
  grid-template-columns: minmax(0, 1fr) minmax(250px, 320px);
}

.quiz-question {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  padding: clamp(14px, 3vh, 34px);
  border-right: 1px solid var(--line);
}

.quiz-question-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.quiz-question-header h1 {
  font-size: clamp(2.7rem, 5vw, 4.7rem);
  color: var(--ink);
}

.quiz-question-header .progress-track {
  width: 100%;
  margin-top: 0;
}

.quiz-question .image-wrap {
  position: relative;
  width: 100%;
  max-width: 100%;
  height: min(100%, 640px);
  max-height: 100%;
  aspect-ratio: auto;
  align-self: center;
}

.quiz-question .image-wrap img {
  position: absolute;
  inset: 0;
}

.testing-mode.quiz-open .quiz-question .image-wrap img {
  filter: grayscale(1) contrast(1.05) drop-shadow(0 18px 22px rgba(23, 32, 43, 0.1));
}

.answer-rail {
  display: grid;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  gap: clamp(8px, 1.7vh, 18px);
  padding: clamp(10px, 2vh, 22px);
  background: rgba(249, 250, 251, 0.54);
}

.article-choice {
  min-height: 0;
  border: 2px solid transparent;
  border-radius: var(--radius);
  background: #fff;
  font-size: clamp(2.3rem, 4vw, 3.5rem);
  font-weight: 950;
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.article-choice.is-selected {
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(23, 32, 43, 0.08);
}

.article-choice.article-der {
  color: var(--der-strong);
  border-color: rgba(36, 103, 179, 0.44);
}

.article-choice.article-die {
  color: var(--die-strong);
  border-color: rgba(191, 71, 116, 0.44);
}

.article-choice.article-das {
  color: var(--das-strong);
  border-color: rgba(199, 111, 20, 0.5);
}

.article-choice.is-correct {
  border-color: var(--green);
  background: rgba(36, 114, 72, 0.1);
}

.article-choice.is-wrong {
  border-color: var(--red);
  background: rgba(184, 66, 66, 0.1);
}

.answer-reveal {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  padding: 26px;
  background: rgba(249, 250, 251, 0.58);
}

.answer-reveal p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.answer-reveal strong {
  color: var(--ink);
  font-size: clamp(3.2rem, 6vw, 5.8rem);
  line-height: 1;
}

.quiz-card > * {
  position: relative;
  z-index: 1;
}

.quiz-card::after {
  content: "";
  position: absolute;
  inset: -24px;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
}

.quiz-stage.is-correct .quiz-card {
  border-color: rgba(36, 114, 72, 0.36);
  animation: correct-pop 440ms ease-out both;
}

.quiz-stage.is-wrong .quiz-card {
  border-color: rgba(184, 66, 66, 0.4);
  animation: wrong-shake 360ms ease-out both;
}

.quiz-stage.is-correct .quiz-card::after {
  background:
    radial-gradient(circle at 24% 20%, rgba(255, 255, 255, 0.98) 0 5%, transparent 18%),
    radial-gradient(circle at 78% 24%, rgba(255, 217, 97, 0.48) 0 5%, transparent 17%),
    radial-gradient(circle at 52% 76%, rgba(36, 114, 72, 0.14) 0 10%, transparent 28%);
  animation: success-glow 620ms ease-out both;
}

.quiz-stage.is-wrong .quiz-card::after {
  background: rgba(184, 66, 66, 0.08);
  animation: error-flash 360ms ease-out both;
}

.quiz-stage.is-correct .image-wrap {
  animation: picture-bounce 420ms ease-out;
}

.quiz-stage.is-wrong .image-wrap {
  animation: picture-wrong 320ms ease both;
}

.star-burst {
  position: absolute;
  inset: 0;
  z-index: 3;
  overflow: hidden;
  pointer-events: none;
}

.star-burst span {
  position: absolute;
  color: #f4b740;
  font-size: clamp(1.2rem, 2.8vw, 2.2rem);
  line-height: 1;
  text-shadow: 0 3px 9px rgba(199, 111, 20, 0.18);
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.45) rotate(-10deg);
  animation: star-pop 640ms ease-out both;
}

.star-burst span:nth-child(1) { top: 17%; left: 18%; }
.star-burst span:nth-child(2) { top: 18%; left: 82%; animation-delay: 70ms; }
.star-burst span:nth-child(3) { top: 48%; left: 10%; animation-delay: 120ms; }
.star-burst span:nth-child(4) { top: 45%; left: 90%; animation-delay: 160ms; }
.star-burst span:nth-child(5) { top: 78%; left: 24%; animation-delay: 210ms; }
.star-burst span:nth-child(6) { top: 76%; left: 74%; animation-delay: 260ms; }
.star-burst span:nth-child(7) { top: 10%; left: 50%; animation-delay: 310ms; }

@keyframes correct-pop {
  0% { transform: scale(0.99); }
  55% { transform: scale(1.008); }
  100% { transform: scale(1); }
}

@keyframes wrong-shake {
  0%, 100% { transform: translateX(0); }
  24% { transform: translateX(-5px) rotate(-0.2deg); }
  52% { transform: translateX(4px) rotate(0.16deg); }
  76% { transform: translateX(-2px); }
}

@keyframes picture-bounce {
  0%, 100% { transform: translateY(0) scale(1); }
  48% { transform: translateY(-6px) scale(1.018); }
}

@keyframes picture-wrong {
  0%, 100% { transform: translateX(0); filter: none; }
  36% { transform: translateX(-4px); filter: saturate(0.9); }
  68% { transform: translateX(3px); filter: saturate(0.94); }
}

@keyframes success-glow {
  0% { opacity: 0; transform: scale(0.96); }
  35% { opacity: 0.78; }
  100% { opacity: 0; transform: scale(1.04); }
}

@keyframes error-flash {
  0% { opacity: 0; }
  22% { opacity: 1; }
  100% { opacity: 0; }
}

@keyframes star-pop {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.45) rotate(-10deg);
  }
  22% {
    opacity: 0.75;
  }
  72% {
    opacity: 0.75;
    transform: translate(-50%, -50%) scale(0.9) rotate(8deg);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -66%) scale(0.72) rotate(12deg);
  }
}

.noscript {
  position: fixed;
  inset: auto 16px 16px;
  z-index: 20;
  max-width: 520px;
  border-radius: var(--radius);
  padding: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}

@media (max-width: 920px) {
  .header-inner {
    width: min(100% - 24px, 1460px);
  }

  .brand small,
  .back-link {
    display: none;
  }

  .trainer-app {
    padding-inline: 12px;
  }

  .training-layout,
  .quiz-panel,
  .quiz-panel.is-revealed {
    grid-template-columns: minmax(0, 1fr);
  }

  .training-layout {
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 8px;
    padding: 14px;
  }

  .training-layout .image-wrap {
    width: 100%;
    height: 100%;
    max-height: 100%;
    aspect-ratio: auto;
  }

  .training-layout .image-wrap,
  .quiz-question .image-wrap {
    position: relative;
    overflow: hidden;
  }

  .training-layout .image-wrap img,
  .quiz-question .image-wrap img {
    position: absolute;
    inset: 0;
  }

  .quiz-question {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .answer-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr);
    min-height: 72px;
  }

  .article-choice {
    min-height: 0;
  }
}

@media (max-width: 760px) {
  body {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
  }

  .app-header {
    position: static;
  }

  .header-inner {
    min-height: 0;
    padding: 8px 0;
    align-items: center;
    flex-direction: row;
  }

  .brand > span:not(.brand-mark) {
    display: none;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
    font-size: 1.15rem;
  }

  .header-actions {
    width: auto;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .header-actions .mode-tab {
    width: auto;
    min-height: 36px;
    padding: 6px 10px;
    font-size: 0.8rem;
  }

  .trainer-app {
    height: 100%;
    min-height: 0;
    padding: 8px 10px 10px;
  }

  .stage {
    min-height: 0;
    gap: 8px;
  }

  .training-top {
    align-items: center;
    flex-direction: row;
    gap: 8px;
  }

  .training-top .top-actions {
    width: auto;
    flex-shrink: 0;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .training-progress {
    min-width: 0;
    flex: 1;
  }

  .training-top .mode-button {
    width: auto;
    min-height: 38px;
    padding: 7px 10px;
  }

  .training-top .icon-button {
    width: 40px;
    min-height: 38px;
  }

  .progress-row {
    margin-top: 4px;
    flex-direction: row;
    gap: 8px;
  }

  .counter {
    font-size: 1rem;
  }

  .training-top .progress-track {
    width: auto;
    min-width: 12px;
    flex: 1;
  }

  .quiz-top {
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .quiz-top > .eyebrow {
    display: none;
  }

  .quiz-status {
    margin-left: 0;
    flex-direction: row;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.88rem;
  }

  .quiz-actions {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
  }

  .quiz-actions .sound-button,
  .quiz-actions .mode-button,
  .quiz-actions .nav-button {
    width: auto;
    min-height: 34px;
    padding: 6px 5px;
    font-size: 0.72rem;
  }

  .progress-track,
  .quiz-question-header .progress-track {
    width: 100%;
  }

  .quiz-question-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .quiz-question-header .progress-track {
    margin-top: 0;
  }

  .image-wrap,
  .quiz-question .image-wrap {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    aspect-ratio: auto;
  }

  .noun-copy h1:not(.word-fit),
  .quiz-question-header h1:not(.word-fit) {
    font-size: clamp(3.2rem, 17vw, 5.8rem);
  }

  .noun-copy h1.word-fit,
  .quiz-question-header h1.word-fit {
    font-size: var(--word-mobile-size, var(--word-size));
  }

  .training-controls {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) 44px;
    align-items: center;
    gap: 6px;
  }

  .training-controls .center-actions {
    min-width: 0;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 6px;
  }

  .training-controls .sound-button {
    width: auto;
    min-height: 42px;
    padding: 7px 8px;
    font-size: 0.74rem;
  }

  .training-controls .autoplay-toggle {
    width: 100%;
    min-width: 0;
    min-height: 42px;
    justify-content: center;
    gap: 5px;
    padding: 6px;
    font-size: 0.7rem;
    white-space: nowrap;
  }

  .training-controls .autoplay-toggle input {
    width: 15px;
    height: 15px;
  }

  .training-controls .nav-button {
    width: 44px;
    min-height: 42px;
  }

  .answer-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr);
    min-height: 62px;
    gap: 6px;
    padding: 6px;
  }

  .article-choice {
    min-height: 0;
    font-size: clamp(1.45rem, 8vw, 2.2rem);
  }

  .answer-reveal {
    min-height: 62px;
    grid-template-columns: auto auto;
    gap: 10px;
    padding: 8px;
  }

  .answer-reveal strong {
    font-size: 2.4rem;
  }
}

/* Fälle follow-up */

.trainer-app.today-cases-mode {
  overflow: hidden;
}

.case-session-shell {
  width: min(940px, 100%);
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: clamp(10px, 1.8vh, 18px);
}

.case-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.case-rail span {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid rgba(80, 67, 51, 0.1);
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(255, 253, 248, 0.62);
  color: rgba(51, 45, 39, 0.5);
  font-size: 0.72rem;
  font-weight: 780;
  white-space: nowrap;
}

.case-rail span.is-active {
  border-color: rgba(48, 45, 41, 0.24);
  background: #302d29;
  color: #fffdf8;
}

.case-rail b {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  font-size: 0.66rem;
}

.case-practice-card {
  position: relative;
  width: min(820px, 100%);
  min-height: 0;
  justify-self: center;
  grid-template-columns: minmax(230px, 0.78fr) minmax(0, 1.22fr);
  border: 1px solid rgba(80, 67, 51, 0.11);
  border-radius: 24px;
  background: rgba(255, 253, 248, 0.96);
  box-shadow:
    0 22px 38px rgba(83, 67, 47, 0.105),
    0 4px 10px rgba(83, 67, 47, 0.06);
}

.case-practice-card.is-correct {
  border-color: rgba(36, 114, 72, 0.3);
  animation: correct-pop 440ms ease-out both;
}

.case-practice-card.is-wrong {
  border-color: rgba(184, 66, 66, 0.32);
  animation: wrong-shake 360ms ease-out both;
}

.case-picture {
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  border-right: 1px solid rgba(80, 67, 51, 0.09);
  padding: clamp(24px, 4vw, 44px);
  background: rgba(255, 252, 246, 0.55);
}

.case-picture img {
  width: 100%;
  height: 100%;
  max-height: 430px;
  object-fit: contain;
  filter: drop-shadow(0 14px 20px rgba(83, 67, 47, 0.1));
  user-select: none;
}

.case-copy {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(13px, 2.2vh, 20px);
  padding: clamp(32px, 5vw, 58px);
}

.case-name {
  margin: 0;
  color: rgba(51, 45, 39, 0.56);
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.case-copy h1 {
  max-width: 100%;
  margin: 0;
  color: #302d29;
  font-size: clamp(2.25rem, 4.8vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
  overflow-wrap: normal;
}

.case-sentence {
  margin: 3px 0 0;
  color: #302d29;
  font-size: clamp(1.08rem, 2vw, 1.42rem);
  font-weight: 740;
  line-height: 1.36;
}

.case-sentence-question {
  font-size: clamp(1.25rem, 2.35vw, 1.7rem);
}

.case-question {
  margin: -8px 0 0;
  color: rgba(51, 45, 39, 0.58);
  font-size: 0.86rem;
  font-weight: 760;
}

.case-result-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 6px;
}

.case-result-row .primary-action {
  width: auto;
  min-width: 160px;
  min-height: 50px;
}

.case-choices {
  display: grid;
  gap: 8px;
}

.case-choice {
  min-height: 52px;
  border: 1px solid rgba(80, 67, 51, 0.14);
  border-radius: 13px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.76);
  color: #302d29;
  font: inherit;
  font-size: 1.02rem;
  font-weight: 820;
  text-align: left;
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease;
}

.case-choice:focus-visible {
  outline: 3px solid rgba(48, 45, 41, 0.2);
  outline-offset: 2px;
}

.case-choice.is-correct {
  border-color: var(--green);
  background: rgba(36, 114, 72, 0.1);
}

.case-choice.is-wrong {
  border-color: var(--red);
  background: rgba(184, 66, 66, 0.08);
}

.case-copy .feedback-line {
  min-height: 1em;
  margin: -8px 0 0;
}

.case-complete {
  width: min(680px, 100%);
  min-height: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px 0;
  text-align: center;
}

.case-complete h1 {
  margin: 4px 0 8px;
  font-size: clamp(2.35rem, 5vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.case-pattern-list {
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(80, 67, 51, 0.12);
  border-radius: 17px;
  background: rgba(255, 253, 248, 0.86);
  text-align: left;
}

.case-pattern-list > div {
  min-height: 62px;
  display: grid;
  grid-template-columns: minmax(86px, 0.55fr) minmax(0, 1.7fr) 42px;
  align-items: center;
  gap: 10px;
  padding: 9px 13px 9px 18px;
}

.case-pattern-list > div + div {
  border-top: 1px solid rgba(80, 67, 51, 0.09);
}

.case-pattern-list span {
  color: rgba(51, 45, 39, 0.55);
  font-size: 0.72rem;
  font-weight: 800;
}

.case-pattern-list strong {
  min-width: 0;
  font-size: clamp(1.04rem, 2vw, 1.26rem);
  overflow-wrap: normal;
}

.case-pattern-list .case-sound-icon {
  position: static;
  width: 38px;
  height: 38px;
}

.case-accuracy {
  margin: 0;
  color: rgba(51, 45, 39, 0.58);
  font-size: 0.78rem;
  font-weight: 780;
}

@media (max-width: 760px) {
  .trainer-app.today-cases-mode {
    overflow-y: auto;
  }

  .today-focus .case-session-shell {
    height: auto;
    min-height: 100%;
    gap: 10px;
  }

  .case-rail {
    gap: 4px;
  }

  .case-rail span {
    gap: 4px;
    padding: 6px 4px;
    font-size: 0;
  }

  .case-rail span::after {
    content: attr(data-short);
    font-size: 0.66rem;
  }

  .case-rail b {
    width: 18px;
    height: 18px;
    font-size: 0.6rem;
  }

  .case-practice-card {
    min-height: calc(100dvh - 112px);
    grid-template-columns: 1fr;
    grid-template-rows: minmax(190px, 0.76fr) auto;
    border-radius: 20px;
  }

  .case-picture {
    border-right: 0;
    border-bottom: 1px solid rgba(80, 67, 51, 0.09);
    padding: 28px 22px 6px;
  }

  .case-picture img {
    max-height: 30dvh;
  }

  .case-copy {
    gap: 12px;
    padding: 22px 18px 20px;
  }

  .case-copy h1 {
    padding-right: 38px;
    font-size: clamp(2rem, 10vw, 3.15rem);
  }

  .case-sentence {
    font-size: 1rem;
  }

  .case-sentence-question {
    font-size: 1.14rem;
  }

  .case-choice {
    min-height: 46px;
    padding: 8px 11px;
    font-size: 0.9rem;
  }

  .case-result-row .primary-action {
    min-width: 150px;
    min-height: 48px;
  }

  .case-complete {
    justify-content: flex-start;
    padding: max(22px, env(safe-area-inset-top)) 0 max(20px, env(safe-area-inset-bottom));
  }

  .case-pattern-list > div {
    grid-template-columns: 76px minmax(0, 1fr) 38px;
    padding-left: 12px;
  }
}

@media (max-height: 720px) and (min-width: 761px) {
  .header-inner {
    min-height: 64px;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .trainer-app {
    padding-top: 76px;
    padding-bottom: 10px;
  }

  .mode-tab,
  .back-link,
  .mode-button,
  .sound-button,
  .nav-button,
  .icon-button {
    min-height: 38px;
    padding-block: 7px;
  }

  .training-layout,
  .quiz-question {
    padding: 16px;
  }
}

/* Daily learning */

.primary-action,
.quiet-action,
.sound-link,
.goal-option {
  border: 0;
  font: inherit;
}

.primary-action {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-radius: 12px;
  padding: 14px 18px;
  background: var(--ink);
  color: #fff;
  font-weight: 900;
  box-shadow: 0 12px 28px rgba(23, 32, 43, 0.16);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.primary-action span {
  font-size: 1.25rem;
  line-height: 1;
}

.quiet-action {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--muted);
  font-weight: 820;
}

.today-mode {
  overflow-y: auto;
  background: #f8f1e5;
}

.today-welcome {
  background: #f8f1e5;
}

.today-welcome .app-header {
  display: none;
}

.today-welcome .trainer-app {
  height: 100dvh;
  padding: clamp(18px, 4vw, 48px);
}

.today-welcome-mode {
  overflow-x: hidden;
  overflow-y: auto;
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 253, 247, 0.96), transparent 36%),
    linear-gradient(180deg, #fbf5ea 0%, #f5ebdc 100%);
}

.welcome-stage {
  width: min(1020px, 100%);
  min-height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  gap: clamp(24px, 5vh, 48px);
  padding: clamp(10px, 2vh, 24px) 0;
  text-align: center;
}

.welcome-copy h1 {
  margin: 0;
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  line-height: 1;
  letter-spacing: -0.025em;
}

.welcome-copy p {
  max-width: 760px;
  margin: 18px auto 0;
  color: #332d27;
  font-size: clamp(2.15rem, 5.2vw, 4.6rem);
  font-weight: 820;
  line-height: 1.02;
  letter-spacing: -0.052em;
}

.welcome-card-viewport {
  width: 100%;
  min-height: clamp(174px, 30vw, 303px);
  display: grid;
  place-items: center;
  padding: 10px 0 22px;
}

.welcome-image-loader {
  display: grid;
  place-items: center;
  color: rgba(51, 45, 39, 0.62);
}

.welcome-loading-dots {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 28px;
}

.welcome-loading-dots > span {
  width: 11px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 5px 12px rgba(83, 67, 47, 0.12);
  animation: welcome-dot-bounce 900ms ease-in-out infinite;
}

.welcome-loading-dots > span:nth-child(2) {
  animation-delay: 120ms;
}

.welcome-loading-dots > span:nth-child(3) {
  animation-delay: 240ms;
}

.welcome-card-row {
  width: min(820px, 100%);
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-bottom: clamp(30px, 4vw, 46px);
}

.welcome-word-card {
  position: relative;
  z-index: 1;
  flex: 0 0 clamp(108px, 14.5vw, 180px);
  aspect-ratio: 0.8;
  display: block;
  border: 1px solid rgba(80, 67, 51, 0.11);
  border-radius: clamp(17px, 2vw, 24px);
  padding: clamp(8px, 1.15vw, 13px);
  background: rgba(255, 253, 248, 0.94);
  box-shadow:
    0 22px 38px rgba(83, 67, 47, 0.105),
    0 4px 10px rgba(83, 67, 47, 0.06);
  transform-origin: 50% 88%;
  opacity: 0;
  animation: welcome-card-appear 480ms cubic-bezier(0.2, 0.78, 0.25, 1) both;
  animation-delay: calc(var(--card-index) * 90ms);
}

.welcome-word-card + .welcome-word-card {
  margin-left: clamp(-50px, -5vw, -28px);
}

.welcome-word-card:nth-child(1) {
  z-index: 1;
  transform: translateY(clamp(30px, 3.8vw, 46px)) rotate(-10deg);
}

.welcome-word-card:nth-child(2) {
  z-index: 2;
  transform: translateY(clamp(10px, 1.35vw, 17px)) rotate(-5deg);
}

.welcome-word-card:nth-child(3) {
  z-index: 5;
  transform: translateY(0);
}

.welcome-word-card:nth-child(4) {
  z-index: 2;
  transform: translateY(clamp(10px, 1.35vw, 17px)) rotate(5deg);
}

.welcome-word-card:nth-child(5) {
  z-index: 1;
  transform: translateY(clamp(30px, 3.8vw, 46px)) rotate(10deg);
}

.welcome-card-picture {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: clamp(12px, 1.6vw, 18px);
  background: #fffdf8;
  animation: welcome-picture-rise 480ms cubic-bezier(0.2, 0.78, 0.25, 1) both;
  animation-delay: calc(var(--card-index) * 90ms);
}

.welcome-card-picture img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.welcome-start-button {
  width: 100%;
  min-height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 0;
  border-radius: 18px;
  padding: 16px 22px 16px 26px;
  background: #302d29;
  color: #fffdf8;
  box-shadow: 0 16px 34px rgba(56, 46, 35, 0.2);
  font-size: 1.08rem;
  font-weight: 900;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.welcome-start-button:focus-visible {
  outline: 3px solid rgba(48, 45, 41, 0.24);
  outline-offset: 4px;
}

.welcome-start-button span:last-child {
  font-size: 1.45rem;
  line-height: 1;
}

.welcome-actions {
  width: min(420px, 100%);
  display: grid;
  justify-items: center;
  gap: 8px;
}

.welcome-secondary-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}

.welcome-actions-placeholder {
  min-height: 116px;
}

.welcome-footer {
  width: min(800px, 100%);
  margin: 16px auto 0;
  color: #756c62;
  font-size: 11px;
  font-weight: 450;
  line-height: 1.6;
  text-align: center;
  text-wrap: balance;
}

.welcome-footer p {
  margin: 0;
}

.welcome-footer a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.welcome-footer a:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
  border-radius: 2px;
}

@keyframes welcome-dot-bounce {
  0%,
  60%,
  100% {
    opacity: 0.35;
    transform: translateY(0) scale(0.88);
  }
  30% {
    opacity: 1;
    transform: translateY(-8px) scale(1.08);
  }
}

@keyframes welcome-card-appear {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes welcome-picture-rise {
  from {
    transform: translateY(18px) scale(0.9);
  }
  to {
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .welcome-loading-dots > span,
  .welcome-word-card,
  .welcome-card-picture {
    animation: none;
  }

  .welcome-word-card {
    opacity: 1;
  }
}

.welcome-next-button {
  min-height: 44px;
  border: 1px solid rgba(80, 67, 51, 0.14);
  border-radius: 12px;
  padding: 9px 14px;
  background: rgba(255, 253, 248, 0.66);
  color: rgba(51, 45, 39, 0.7);
  font-size: 0.86rem;
  font-weight: 820;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.welcome-next-button:focus-visible {
  outline: 3px solid rgba(48, 45, 41, 0.2);
  outline-offset: 3px;
}

.welcome-next-button:disabled {
  cursor: default;
  opacity: 0.46;
}

.today-stage {
  width: min(1180px, 100%);
  min-height: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(18px, 2.7vh, 28px);
  padding: clamp(16px, 3vh, 34px) 0;
}

.today-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 34px;
}

.today-heading h1 {
  max-width: 700px;
  margin: 8px 0 10px;
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.today-heading > div:first-child > p:last-child {
  max-width: 700px;
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.55;
}

.goal-setting {
  min-width: 220px;
  display: grid;
  gap: 7px;
}

.goal-setting > span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.02em;
}

.goal-setting small {
  color: var(--muted);
  font-size: 0.7rem;
}

.goal-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px;
  background: rgba(255, 255, 255, 0.72);
}

.goal-option {
  min-height: 38px;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-weight: 900;
}

.goal-option.is-selected {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 6px 14px rgba(23, 32, 43, 0.14);
}

.today-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.72fr);
  gap: 18px;
}

.daily-start-card,
.mastery-card,
.achievements-card {
  border: 1px solid rgba(23, 32, 43, 0.09);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 48px rgba(23, 32, 43, 0.075);
}

.daily-start-card {
  min-height: 298px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  padding: clamp(22px, 3vw, 34px);
  background:
    radial-gradient(circle at 88% 14%, rgba(255, 255, 255, 0.72), transparent 28%),
    linear-gradient(135deg, rgba(255, 249, 238, 0.98), rgba(255, 255, 255, 0.92));
}

.daily-start-top,
.mastery-top,
.achievements-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.today-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 1.1rem;
}

.time-pill,
.lesson-pill,
.mastery-label {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(23, 32, 43, 0.065);
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 850;
}

.time-pill {
  min-height: 34px;
  padding: 8px 12px;
}

.daily-start-card h2 {
  margin: 8px 0 8px;
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.daily-start-card > div > p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.daily-start-card .primary-action {
  width: min(100%, 390px);
}

.local-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 650;
}

.local-note span {
  margin-right: 5px;
  color: var(--green);
  font-size: 0.58rem;
}

.mastery-card {
  min-height: 298px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(22px, 2.6vw, 30px);
}

.mastery-top {
  align-items: flex-start;
}

.mastery-top h2 {
  margin: 10px 0 0;
  font-size: clamp(3.1rem, 5vw, 4.8rem);
  line-height: 0.9;
  letter-spacing: -0.065em;
}

.mastery-top h2 span {
  color: var(--muted);
  font-size: 0.32em;
  letter-spacing: -0.02em;
}

.mastery-label {
  padding: 7px 10px;
  background: rgba(36, 114, 72, 0.09);
  color: var(--green);
}

.mastery-track {
  height: 11px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 32, 43, 0.08);
}

.mastery-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--der-strong), var(--die-strong), var(--das-strong));
  transition: width 300ms ease;
}

.simple-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.simple-stats div {
  display: grid;
  gap: 3px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.simple-stats strong {
  font-size: 1.55rem;
}

.simple-stats span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 760;
}

.achievements-card {
  padding: 20px clamp(20px, 2.7vw, 30px);
}

.achievements-heading h2 {
  margin: 5px 0 0;
  font-size: 1.25rem;
}

.achievements-heading > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.milestone-list {
  margin-top: 17px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.milestone {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(23, 32, 43, 0.07);
  border-radius: 12px;
  padding: 10px;
  background: rgba(244, 246, 248, 0.72);
  color: var(--muted);
}

.milestone.is-unlocked {
  border-color: rgba(36, 114, 72, 0.18);
  background: rgba(36, 114, 72, 0.075);
  color: var(--ink);
}

.milestone-mark {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(23, 32, 43, 0.08);
  font-size: 0.72rem;
  font-weight: 900;
}

.milestone.is-unlocked .milestone-mark {
  background: var(--green);
  color: #fff;
}

.milestone strong,
.milestone small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.milestone strong {
  font-size: 0.78rem;
}

.milestone small {
  margin-top: 2px;
  font-size: 0.66rem;
}

/* Focused daily session */

.today-session-mode {
  overflow: hidden;
}

.daily-session-shell {
  width: min(1280px, 100%);
  grid-template-rows: auto minmax(0, 1fr);
}

.daily-session-top,
.daily-position {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.daily-session-top > div {
  min-width: 0;
}

.daily-position {
  margin-top: 7px;
}

.daily-position strong {
  min-width: max-content;
  font-size: 1.05rem;
}

.daily-position .progress-track {
  width: min(40vw, 560px);
}

.daily-practice-card {
  min-height: 0;
  overflow: hidden;
  display: grid;
  border: 1px solid rgba(23, 32, 43, 0.09);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.daily-learn-card {
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.85fr);
}

.daily-picture {
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  padding: clamp(16px, 3vh, 34px);
  background: rgba(255, 252, 246, 0.68);
}

.daily-picture img {
  width: 100%;
  height: 100%;
  max-height: 590px;
  object-fit: contain;
  filter: drop-shadow(0 18px 22px rgba(23, 32, 43, 0.12));
  transition: filter 180ms ease;
  user-select: none;
}

.daily-picture.is-hidden-cue img {
  filter: grayscale(1) contrast(1.05) drop-shadow(0 18px 22px rgba(23, 32, 43, 0.1));
}

.daily-learn-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(24px, 4vh, 44px);
  border-left: 1px solid var(--line);
  padding: clamp(24px, 4vw, 52px);
}

.lesson-pill {
  padding: 7px 10px;
  background: rgba(23, 32, 43, 0.08);
  color: var(--ink);
}

.daily-instruction {
  margin: 18px 0 10px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.daily-learn-copy h1,
.daily-question h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(3.7rem, 6vw, 6.4rem);
  line-height: 0.94;
  letter-spacing: -0.045em;
}

.daily-learn-copy h1.word-fit,
.daily-question h1.word-fit {
  font-size: var(--word-size);
  overflow-wrap: normal;
}

.daily-learn-copy h1 .noun-article {
  color: var(--das-strong);
}

.today-session-mode.article-der .daily-learn-copy h1 .noun-article {
  color: var(--der-strong);
}

.today-session-mode.article-die .daily-learn-copy h1 .noun-article {
  color: var(--die-strong);
}

.today-session-mode.article-das .daily-learn-copy h1 .noun-article {
  color: var(--das-strong);
}

.translation {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 720;
}

.daily-card-actions {
  display: grid;
  grid-template-columns: auto minmax(190px, 1fr);
  gap: 10px;
}

.daily-card-actions .sound-button {
  min-height: 54px;
}

.feedback-line {
  min-height: 1.1em;
  margin: -16px 0 0;
  color: var(--red);
  font-size: 0.76rem;
  font-weight: 750;
}

.daily-test-card {
  grid-template-columns: minmax(0, 1fr) minmax(340px, 390px);
}

.daily-test-card.is-correct {
  border-color: rgba(36, 114, 72, 0.3);
  animation: correct-pop 440ms ease-out both;
}

.daily-test-card.is-wrong {
  border-color: rgba(184, 66, 66, 0.32);
  animation: wrong-shake 360ms ease-out both;
}

.daily-question {
  position: relative;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 12px;
  padding: clamp(18px, 3vh, 32px);
}

.daily-question h1 {
  margin-top: 9px;
  font-size: clamp(2.8rem, 5vw, 4.7rem);
}

.daily-question .daily-picture {
  overflow: hidden;
  padding: 0;
  background: transparent;
}

.daily-answer-panel {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
  border-left: 1px solid var(--line);
  padding: clamp(20px, 3vw, 34px);
  background: rgba(249, 250, 251, 0.64);
}

.daily-answer-panel h2 {
  margin: 8px 0 0;
  font-size: clamp(1.55rem, 2.4vw, 2.15rem);
  line-height: 1.14;
}

.daily-answer-panel h2 em {
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: rgba(23, 32, 43, 0.2);
  text-underline-offset: 5px;
}

.daily-article-choices {
  display: grid;
  gap: 9px;
}

.daily-article-choices .article-choice {
  min-height: 78px;
  font-size: 2.2rem;
}

.answer-hint {
  margin: -8px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-align: center;
}

.daily-feedback {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 14px;
}

.feedback-symbol {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 1.35rem;
  font-weight: 950;
}

.is-wrong .feedback-symbol {
  background: rgba(184, 66, 66, 0.12);
  color: var(--red);
}

.daily-feedback h2 {
  margin-top: 5px;
}

.daily-feedback p:last-child {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.sound-link {
  align-self: center;
  background: transparent;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Completion */

.today-complete {
  width: min(680px, 100%);
  min-height: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 13px;
  padding: 28px 0;
  text-align: center;
}

.complete-mark {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 2rem;
  font-weight: 950;
  box-shadow: 0 16px 36px rgba(36, 114, 72, 0.2);
}

.today-complete h1 {
  margin: 5px 0 0;
  font-size: clamp(2.8rem, 6vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

.today-complete > p:not(.eyebrow, .local-note) {
  max-width: 540px;
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.complete-summary {
  width: 100%;
  margin: 18px 0 8px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
}

.complete-summary div {
  display: grid;
  gap: 4px;
  padding: 20px 14px;
}

.complete-summary div + div {
  border-left: 1px solid var(--line);
}

.complete-summary strong {
  font-size: 2rem;
}

.complete-summary span {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 760;
}

.complete-actions {
  width: min(100%, 440px);
  display: grid;
  gap: 9px;
}

.complete-actions .quiet-action {
  background: transparent;
}

@media (max-width: 1080px) {
  .today-stage {
    justify-content: flex-start;
  }

  .milestone-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .today-heading {
    align-items: flex-start;
  }

  .today-grid {
    grid-template-columns: 1fr;
  }

  .mastery-card {
    min-height: 230px;
  }

  .daily-learn-card,
  .daily-test-card {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) auto;
  }

  .daily-learn-copy,
  .daily-answer-panel {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .daily-learn-copy {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 20px;
  }

  .daily-learn-copy > div:first-child {
    min-width: 0;
  }

  .daily-learn-copy h1 {
    font-size: clamp(2.8rem, 8vw, 4.6rem);
  }

  .daily-card-actions {
    min-width: 280px;
  }

  .daily-answer-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
    align-items: center;
  }

  .daily-answer-panel .answer-hint,
  .daily-answer-panel .feedback-line {
    display: none;
  }

  .daily-feedback {
    align-items: center;
  }
}

@media (max-width: 760px) {
  .today-mode,
  .today-session-mode {
    overflow-y: auto;
  }

  .today-welcome {
    display: block;
  }

  .today-welcome .trainer-app {
    height: 100dvh;
    padding: 16px 10px max(18px, env(safe-area-inset-bottom));
  }

  .today-welcome-mode {
    overflow-x: hidden;
    overflow-y: auto;
  }

  .welcome-stage {
    gap: clamp(22px, 5.2vh, 38px);
    padding: max(8px, env(safe-area-inset-top)) 0 8px;
  }

  .welcome-card-viewport {
    width: calc(100% + 20px);
    margin-inline: -10px;
    padding: 8px 4px 16px;
    overflow: hidden;
  }

  .welcome-card-row {
    width: 100%;
    padding-bottom: 28px;
  }

  .welcome-word-card {
    flex-basis: clamp(78px, 25vw, 108px);
    border-radius: 14px;
    padding: 5px;
    box-shadow:
      0 12px 22px rgba(83, 67, 47, 0.08),
      0 2px 5px rgba(83, 67, 47, 0.05);
  }

  .welcome-word-card + .welcome-word-card {
    margin-left: clamp(-28px, -6.8vw, -21px);
  }

  .welcome-word-card:nth-child(1) {
    transform: translateY(28px) rotate(-10deg);
  }

  .welcome-word-card:nth-child(2) {
    transform: translateY(10px) rotate(-5deg);
  }

  .welcome-word-card:nth-child(4) {
    transform: translateY(10px) rotate(5deg);
  }

  .welcome-word-card:nth-child(5) {
    transform: translateY(28px) rotate(10deg);
  }

  .welcome-card-picture {
    border-radius: 10px;
  }

  .welcome-start-button {
    min-height: 60px;
    border-radius: 16px;
  }

  .welcome-actions {
    gap: 6px;
  }

  .today-stage {
    gap: 14px;
    padding: 14px 2px 20px;
  }

  .today-heading {
    display: grid;
    gap: 16px;
  }

  .today-heading h1 {
    margin-top: 6px;
    font-size: 2.25rem;
  }

  .today-heading > div:first-child > p:last-child {
    font-size: 0.88rem;
  }

  .goal-setting {
    min-width: 0;
  }

  .today-grid {
    gap: 12px;
  }

  .daily-start-card,
  .mastery-card,
  .achievements-card {
    border-radius: 15px;
  }

  .daily-start-card,
  .mastery-card {
    min-height: 260px;
    padding: 20px;
  }

  .daily-start-card h2 {
    font-size: 1.85rem;
  }

  .achievements-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .milestone-list {
    grid-template-columns: 1fr 1fr;
  }

  .milestone:last-child {
    grid-column: 1 / -1;
  }

  .daily-session-shell {
    height: auto;
    min-height: 100%;
  }

  .daily-session-top {
    gap: 10px;
  }

  .daily-position {
    gap: 9px;
  }

  .daily-position .progress-track {
    width: min(36vw, 150px);
  }

  .daily-session-top .quiet-action {
    min-height: 36px;
    padding: 7px 9px;
    font-size: 0.74rem;
  }

  .daily-practice-card {
    min-height: calc(100dvh - 132px);
    border-radius: 14px;
  }

  .daily-learn-card,
  .daily-test-card {
    grid-template-rows: minmax(270px, 1fr) auto;
  }

  .daily-learn-copy {
    display: flex;
    align-items: stretch;
    flex-direction: column;
    gap: 16px;
    padding: 18px;
  }

  .daily-learn-copy h1,
  .daily-question h1 {
    font-size: var(--word-mobile-size, 3.4rem);
  }

  .daily-card-actions {
    min-width: 0;
    grid-template-columns: auto minmax(0, 1fr);
  }

  .daily-card-actions .sound-button,
  .daily-card-actions .primary-action {
    min-height: 48px;
    padding: 10px 12px;
    font-size: 0.8rem;
  }

  .daily-question {
    min-height: 0;
    padding: 14px;
  }

  .daily-answer-panel {
    display: flex;
    gap: 14px;
    padding: 16px;
  }

  .daily-article-choices {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .daily-article-choices .article-choice {
    min-height: 58px;
    font-size: 1.55rem;
  }

  .daily-feedback {
    align-items: start;
  }

  .feedback-symbol {
    width: 40px;
    height: 40px;
  }

  .daily-answer-panel .primary-action {
    min-height: 48px;
  }

  .today-complete {
    min-height: calc(100dvh - 74px);
    padding-inline: 8px;
  }
}

@media (max-height: 720px) and (min-width: 761px) {
  .today-stage {
    gap: 14px;
    padding-block: 10px;
  }

  .today-heading h1 {
    font-size: 2.7rem;
  }

  .daily-start-card,
  .mastery-card {
    min-height: 240px;
  }

  .achievements-card {
    padding-block: 14px;
  }

  .milestone-list {
    margin-top: 11px;
  }

  .daily-learn-copy {
    padding: 24px;
  }
}

/* Calm daily session */

.today-focus {
  background: #f8f1e5;
}

.today-focus .app-header {
  display: none;
}

.today-focus .trainer-app {
  padding: clamp(16px, 3vw, 34px);
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 253, 247, 0.96), transparent 36%),
    linear-gradient(180deg, #fbf5ea 0%, #f5ebdc 100%);
}

.trainer-app.today-learn-mode,
.trainer-app.today-test-mode {
  overflow: hidden;
}

.today-focus .daily-session-shell {
  width: min(860px, 100%);
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(14px, 2.4vh, 24px);
}

.today-focus .daily-session-top {
  padding-inline: clamp(2px, 1vw, 10px);
}

.today-focus .daily-session-top .eyebrow {
  color: rgba(51, 45, 39, 0.58);
}

.today-focus .daily-position .progress-track {
  background: rgba(80, 67, 51, 0.12);
}

.today-focus .daily-position .progress-track span {
  background: #302d29;
}

.today-focus .quiet-action {
  border-color: rgba(80, 67, 51, 0.14);
  border-radius: 12px;
  background: rgba(255, 253, 248, 0.76);
  color: rgba(51, 45, 39, 0.66);
}

.today-learn-mode .daily-learn-card,
.today-test-mode .daily-test-card {
  position: relative;
  width: min(700px, 100%);
  min-height: 0;
  justify-self: center;
  grid-template-columns: 1fr;
  grid-template-rows: minmax(0, 1fr) auto;
  border: 1px solid rgba(80, 67, 51, 0.11);
  border-radius: 24px;
  background: rgba(255, 253, 248, 0.96);
  box-shadow:
    0 22px 38px rgba(83, 67, 47, 0.105),
    0 4px 10px rgba(83, 67, 47, 0.06);
}

.today-learn-mode .daily-learn-card .daily-picture {
  padding: clamp(28px, 5vh, 48px) clamp(48px, 7vw, 82px) clamp(8px, 1.5vh, 16px);
  background: transparent;
}

.today-learn-mode .daily-learn-card .daily-picture img {
  max-height: min(43vh, 390px);
  filter: drop-shadow(0 14px 20px rgba(83, 67, 47, 0.1));
}

.today-learn-mode .daily-learn-copy {
  align-items: stretch;
  gap: clamp(18px, 2.6vh, 26px);
  border: 0;
  padding: 8px clamp(26px, 5vw, 52px) clamp(24px, 4vh, 38px);
  text-align: center;
}

.today-learn-mode .daily-learn-copy h1 {
  color: #302d29;
  text-align: center;
}

.today-learn-mode .daily-learn-copy h1.word-fit {
  font-size: min(var(--word-size), 5.25rem);
}

.today-learn-mode .daily-card-actions {
  width: auto;
  min-width: 0;
  align-self: flex-end;
  grid-template-columns: auto;
}

.today-learn-mode .daily-card-actions .primary-action {
  width: auto;
  min-width: 180px;
  min-height: 52px;
  border-radius: 14px;
  padding: 11px 16px 11px 18px;
  background: #302d29;
  color: #fffdf8;
  box-shadow: 0 9px 20px rgba(56, 46, 35, 0.16);
  font-size: 0.95rem;
}

.daily-sound-icon {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 2;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(80, 67, 51, 0.14);
  border-radius: 50%;
  padding: 0;
  background: rgba(255, 253, 248, 0.9);
  color: #302d29;
  box-shadow: 0 5px 14px rgba(83, 67, 47, 0.08);
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.daily-sound-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.daily-sound-icon:focus-visible {
  outline: 3px solid rgba(48, 45, 41, 0.24);
  outline-offset: 3px;
}

@media (hover: hover) and (pointer: fine) {
  .article-choice:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 14px 26px rgba(23, 32, 43, 0.08);
  }

  .case-choice:hover:not(:disabled) {
    transform: translateY(-1px);
    border-color: rgba(48, 45, 41, 0.34);
    background: #fff;
  }

  .primary-action:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 15px 32px rgba(23, 32, 43, 0.2);
  }

  .welcome-start-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 19px 39px rgba(56, 46, 35, 0.24);
  }

  .welcome-next-button:hover:not(:disabled) {
    border-color: rgba(80, 67, 51, 0.24);
    background: rgba(255, 253, 248, 0.96);
    color: #332d27;
  }

  .daily-sound-icon:hover:not(:disabled) {
    transform: translateY(-1px);
    background: #fff;
    box-shadow: 0 7px 17px rgba(83, 67, 47, 0.11);
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  border: 0;
  white-space: nowrap;
}

.today-learn-mode .feedback-line {
  width: 100%;
  min-height: 1.1em;
  margin: -10px 0 0;
  text-align: center;
}

.today-test-mode .daily-question {
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(8px, 1.5vh, 14px);
  padding: clamp(24px, 4vh, 38px) clamp(42px, 7vw, 76px) 0;
  text-align: center;
}

.today-test-mode .daily-question h1 {
  margin: 0;
  color: #302d29;
  font-size: clamp(3rem, 5.4vw, 4.8rem);
  text-align: center;
}

.today-test-mode .daily-question h1.word-fit {
  font-size: min(var(--word-size), 4.8rem);
}

.today-test-mode .daily-test-card:is(.is-correct, .is-wrong) .daily-question {
  padding-top: clamp(64px, 8vh, 76px);
}

.today-test-mode .daily-question .daily-picture {
  padding: 0;
}

.today-test-mode .daily-question .daily-picture img {
  max-height: min(38vh, 340px);
  filter: drop-shadow(0 14px 20px rgba(83, 67, 47, 0.1));
}

.today-test-mode .daily-question .daily-picture.is-hidden-cue img {
  filter: grayscale(1) contrast(1.03) drop-shadow(0 14px 20px rgba(83, 67, 47, 0.09));
}

.today-test-mode .daily-answer-panel {
  align-items: stretch;
  justify-content: flex-start;
  gap: 16px;
  border: 0;
  padding: 14px clamp(26px, 5vw, 52px) clamp(24px, 4vh, 34px);
  background: transparent;
}

.today-test-mode .daily-article-choices {
  width: 100%;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.today-test-mode .daily-article-choices .article-choice {
  min-height: 64px;
  border-radius: 16px;
  font-size: clamp(1.5rem, 2.8vw, 2rem);
}

.today-test-mode .daily-answer-panel .primary-action {
  width: auto;
  min-width: 170px;
  min-height: 52px;
  align-self: flex-start;
  border-radius: 14px;
  padding: 11px 16px 11px 18px;
  box-shadow: 0 9px 20px rgba(56, 46, 35, 0.16);
  font-size: 0.95rem;
}

.today-test-mode .daily-result-row {
  width: 100%;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.today-test-mode .daily-result-status {
  display: flex;
  align-items: center;
}

.today-test-mode .daily-result-row .primary-action {
  margin-left: auto;
}

.today-test-mode .feedback-line {
  width: 100%;
  min-height: 1.1em;
  margin: -8px 0 0;
  text-align: left;
}

.today-test-mode .feedback-line:empty {
  display: none;
}

@media (max-width: 760px) {
  .today-focus .trainer-app {
    padding: max(10px, env(safe-area-inset-top)) 10px max(14px, env(safe-area-inset-bottom));
  }

  .trainer-app.today-learn-mode,
  .trainer-app.today-test-mode {
    overflow-y: auto;
  }

  .today-focus .daily-session-shell {
    height: auto;
    min-height: 100%;
    gap: 12px;
  }

  .today-focus .daily-session-top .eyebrow {
    display: none;
  }

  .today-focus .daily-position {
    margin-top: 0;
  }

  .today-learn-mode .daily-learn-card,
  .today-test-mode .daily-test-card {
    min-height: calc(100dvh - 76px);
    border-radius: 20px;
    grid-template-rows: minmax(220px, 1fr) auto;
  }

  .today-learn-mode .daily-learn-card .daily-picture {
    padding: 42px 18px 6px;
  }

  .today-learn-mode .daily-learn-card .daily-picture img {
    max-height: 38dvh;
  }

  .today-learn-mode .daily-learn-copy {
    align-items: stretch;
    gap: 17px;
    padding: 8px 18px 22px;
  }

  .today-learn-mode .daily-learn-copy h1.word-fit {
    font-size: min(var(--word-mobile-size), 3.35rem);
  }

  .today-learn-mode .daily-card-actions .primary-action {
    min-width: 158px;
    min-height: 48px;
    border-radius: 13px;
    padding: 10px 14px 10px 16px;
    font-size: 0.88rem;
  }

  .daily-sound-icon {
    top: 14px;
    right: 14px;
  }

  .today-test-mode .daily-question {
    gap: 8px;
    padding: 20px 16px 0;
  }

  .today-test-mode .daily-question h1.word-fit {
    font-size: min(var(--word-mobile-size), 3.15rem);
  }

  .today-test-mode .daily-test-card:is(.is-correct, .is-wrong) .daily-question {
    padding-top: 64px;
  }

  .today-test-mode .daily-question .daily-picture img {
    max-height: 34dvh;
  }

  .today-test-mode .daily-answer-panel {
    gap: 13px;
    padding: 10px 16px 20px;
  }

  .today-test-mode .daily-article-choices {
    gap: 7px;
  }

  .today-test-mode .daily-article-choices .article-choice {
    min-height: 56px;
    border-radius: 13px;
    font-size: 1.5rem;
  }

  .today-test-mode .daily-answer-panel .primary-action {
    min-width: 158px;
    min-height: 48px;
    padding: 10px 14px 10px 16px;
    font-size: 0.88rem;
  }

  .today-test-mode .daily-result-row {
    min-height: 48px;
    gap: 12px;
  }
}

/* Supplied vocabulary categories */
.vocabulary-picker { display: block; max-width: 100%; margin: 6px 0 8px; }
.vocabulary-picker select { max-width: min(420px, 100%); width: 100%; min-height: 36px; padding: 6px 32px 6px 10px; border: 1px solid #d6d8dd; border-radius: 9px; background: #fff; color: #30343b; font: inherit; font-size: 14px; text-overflow: ellipsis; }
.training-progress, .quiz-vocabulary { min-width: 0; }
@media (min-width: 921px) {
  .training-layout { grid-template-rows: minmax(0, 1fr); }
  .training-layout .image-wrap { width: 100%; height: 100%; min-height: 0; aspect-ratio: auto; grid-template-rows: minmax(0, 1fr); }
  .training-layout .image-wrap img { min-height: 0; }
}
.noun-translation { margin: 12px 0 0; color: #52575f; font-size: clamp(16px, 2vw, 25px); }
.noun-plural { display: flex; flex-direction: column; gap: 4px; margin: 20px 0 0; color: #30343b; font-size: clamp(15px, 1.8vw, 21px); }
.plural-note { margin: 8px 0 0; color: #656b74; font-size: 13px; }
@media (max-width: 640px) {
  .vocabulary-picker { margin: 2px 0 6px; }
  .vocabulary-picker select { max-width: 100%; font-size: 12px; min-height: 32px; padding-left: 7px; }
  .quiz-vocabulary { max-width: 100%; }
  .quiz-vocabulary .eyebrow { display: none; }
  .quiz-vocabulary .vocabulary-picker { margin: 0; }
  .noun-translation { margin-top: 6px; }
  .noun-plural { margin-top: 8px; gap: 2px; }
  .plural-note { margin-top: 4px; font-size: 11px; }
}

/* Keep words intact; JavaScript fits their measured width to the heading. */
.word-fit, [data-fit-words] {
  max-width: 100%;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
}
.word-fit-token {
  display: inline-block;
  white-space: nowrap;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
}