:root {
  --kt-night: #102844;
  --kt-night-soft: #173f67;
  --kt-sky: #dff4ff;
  --kt-cloud: #f5fbff;
  --kt-paper: #fffdf7;
  --kt-ink: #182536;
  --kt-muted: #58687a;
  --kt-gold: #f3b635;
  --kt-gold-dark: #8a5b00;
  --kt-coral: #df513f;
  --kt-green: #217a53;
  --kt-blue: #1769aa;
  --kt-line: #c9d8e5;
  --kt-shadow: 0 16px 40px rgba(20, 52, 82, .15);
}

* {
  box-sizing: border-box;
}

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 15% 8%, rgba(255, 255, 255, .95) 0 6%, transparent 7%),
    radial-gradient(circle at 85% 16%, rgba(255, 255, 255, .75) 0 8%, transparent 9%),
    linear-gradient(180deg, var(--kt-sky), #f4ead9 70%, #e5d0ad);
  color: var(--kt-ink);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  min-height: 100vh;
}

button,
summary,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

button:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 4px solid #ff8f3f;
  outline-offset: 3px;
}

.kt-main {
  width: min(880px, calc(100% - 24px));
  min-height: calc(100vh - var(--dm-common-header-height, 58px));
  margin: 0 auto;
  padding: 20px 0 56px;
}

@supports (min-height: 100dvh) {
  body {
    min-height: 100dvh;
  }

  .kt-main {
    min-height: calc(100dvh - var(--dm-common-header-height, 58px));
  }
}

.kt-storage-status {
  min-height: 24px;
  margin: 0 0 10px;
  color: var(--kt-night-soft);
  font-size: .88rem;
  font-weight: 800;
  text-align: center;
}

.kt-storage-status[data-tone="warning"] {
  color: #7a4500;
}

.kt-storage-status[data-tone="error"] {
  color: #8d2b22;
}

.kt-screen {
  border: 1px solid rgba(16, 40, 68, .12);
  border-radius: 28px;
  background: rgba(255, 253, 247, .97);
  box-shadow: var(--kt-shadow);
}

.kt-screen[hidden],
[hidden] {
  display: none !important;
}

.kt-screen--start {
  padding: clamp(20px, 5vw, 44px);
}

.kt-screen--grade {
  padding: clamp(22px, 6vw, 50px);
  text-align: center;
}

.kt-screen--grade h1 {
  margin: 0;
  color: var(--kt-night);
  font-size: clamp(2rem, 8vw, 3.8rem);
  line-height: 1.1;
}

.kt-grade-intro {
  margin: 14px auto 0;
  color: var(--kt-muted);
  font-weight: 750;
  line-height: 1.7;
}

.kt-grade-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.kt-grade-group-heading {
  grid-column: 1 / -1;
  padding: 4px 2px 0;
  text-align: left;
}

.kt-grade-group-heading:not(:first-child) {
  margin-top: 12px;
  padding-top: 22px;
  border-top: 2px solid var(--kt-line);
}

.kt-grade-group-heading h2,
.kt-grade-group-heading p {
  margin: 0;
}

.kt-grade-group-heading h2 {
  color: var(--kt-night);
  font-size: 1.25rem;
}

.kt-grade-group-heading p {
  margin-top: 5px;
  color: var(--kt-muted);
  font-size: .86rem;
  font-weight: 750;
  line-height: 1.6;
}

.kt-grade-card {
  display: block;
  min-width: 0;
  min-height: 260px;
  padding: 22px;
  border: 3px solid #78a9ca;
  border-radius: 24px;
  background: linear-gradient(160deg, #fff 0 55%, #edf8ff);
  color: var(--kt-night);
  cursor: pointer;
  box-shadow: 0 8px 0 #b8cfdd;
  text-align: left;
}

.kt-grade-card:not(:disabled):hover {
  border-color: var(--kt-blue);
  background: linear-gradient(160deg, #fff 0 45%, #dff3ff);
}

.kt-grade-card:disabled {
  cursor: wait;
  opacity: .7;
}

.kt-grade-card[data-last-selected="true"] {
  border-color: #a96e00;
  box-shadow: 0 8px 0 #d4a338;
}

.kt-grade-card__school,
.kt-grade-card__title,
.kt-grade-card__last,
.kt-grade-card__stats {
  display: block;
}

.kt-grade-card__school {
  color: var(--kt-blue);
  font-size: .88rem;
  font-weight: 900;
}

.kt-grade-card__title {
  margin-top: 4px;
  font-size: clamp(1.45rem, 5vw, 2rem);
}

.kt-grade-card__last {
  width: fit-content;
  margin-top: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  background: #fff0bd;
  color: #6b4700;
  font-size: .72rem;
  font-weight: 900;
}

.kt-grade-card__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.kt-grade-card__stats > span {
  min-width: 0;
  padding: 8px;
  border: 1px solid var(--kt-line);
  border-radius: 12px;
  background: rgba(255, 255, 255, .85);
  text-align: center;
}

.kt-grade-card__stats small,
.kt-grade-card__stats b {
  display: block;
}

.kt-grade-card__stats small {
  color: var(--kt-muted);
  font-size: .68rem;
  font-weight: 800;
}

.kt-grade-card__stats b {
  overflow: hidden;
  margin-top: 2px;
  font-size: .96rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kt-grade-back {
  margin-bottom: 18px;
}

.kt-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(170px, 260px);
  gap: clamp(20px, 5vw, 48px);
  align-items: center;
}

.kt-eyebrow {
  margin: 0 0 6px;
  color: var(--kt-blue);
  font-size: .8rem;
  font-weight: 900;
  letter-spacing: .12em;
}

.kt-hero h1,
.kt-screen--result h1,
.kt-screen--clear h1 {
  margin: 0;
  color: var(--kt-night);
  font-size: clamp(2.1rem, 9vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: .04em;
}

.kt-hero__lead {
  margin: 18px 0 10px;
  font-size: clamp(1rem, 2.6vw, 1.18rem);
  font-weight: 800;
  line-height: 1.85;
}

.kt-hero__note,
.kt-clear-note {
  margin: 0;
  padding: 10px 12px;
  border-left: 4px solid var(--kt-gold);
  background: #fff6d9;
  color: #644a16;
  font-size: .88rem;
  font-weight: 700;
  line-height: 1.7;
}

.kt-tower-art {
  display: flex;
  flex-direction: column;
  align-items: center;
  filter: drop-shadow(0 16px 15px rgba(16, 40, 68, .18));
}

.kt-tower-art span {
  display: grid;
  width: calc(58% + var(--tower-level, 0) * 4%);
  min-height: 28px;
  place-items: center;
  border: 2px solid #7e570d;
  border-bottom-width: 0;
  background: linear-gradient(90deg, #ffd876, #fff0b5 48%, #e7aa2a);
  color: #5f4005;
  font-size: .72rem;
  font-weight: 900;
}

.kt-tower-art span:nth-child(1) { --tower-level: 0; border-radius: 8px 8px 0 0; }
.kt-tower-art span:nth-child(2) { --tower-level: 1; }
.kt-tower-art span:nth-child(3) { --tower-level: 2; }
.kt-tower-art span:nth-child(4) { --tower-level: 3; }
.kt-tower-art span:nth-child(5) { --tower-level: 4; }
.kt-tower-art span:nth-child(6) { --tower-level: 5; }
.kt-tower-art span:nth-child(7) { --tower-level: 6; }
.kt-tower-art span:nth-child(8) { --tower-level: 7; }
.kt-tower-art span:nth-child(9) { --tower-level: 8; }
.kt-tower-art span:nth-child(10) { --tower-level: 9; border-bottom-width: 2px; border-radius: 0 0 8px 8px; }

.kt-tower-art::before {
  content: "♛";
  color: var(--kt-gold-dark);
  font-size: 2.5rem;
  line-height: 1;
}

.kt-summary,
.kt-result-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 28px;
}

.kt-summary article,
.kt-result-grid article {
  min-width: 0;
  padding: 14px 8px;
  border: 1px solid var(--kt-line);
  border-radius: 16px;
  background: var(--kt-cloud);
  text-align: center;
}

.kt-summary span,
.kt-result-grid span {
  display: block;
  color: var(--kt-muted);
  font-size: .75rem;
  font-weight: 800;
}

.kt-summary strong,
.kt-result-grid strong {
  display: block;
  margin-top: 4px;
  color: var(--kt-night);
  font-size: clamp(1.15rem, 4vw, 1.65rem);
}

.kt-start-actions,
.kt-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.kt-button {
  min-height: 48px;
  padding: 11px 20px;
  border: 2px solid transparent;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 900;
  line-height: 1.35;
}

.kt-button:disabled {
  cursor: not-allowed;
  opacity: .55;
}

.kt-button--large {
  min-height: 58px;
  padding-inline: 32px;
  font-size: 1.08rem;
}

.kt-button--primary {
  border-color: #0d3d66;
  background: var(--kt-night-soft);
  color: #fff;
  box-shadow: 0 5px 0 #0d2a46;
}

.kt-button--primary:not(:disabled):active {
  translate: 0 3px;
  box-shadow: 0 2px 0 #0d2a46;
}

.kt-button--secondary {
  border-color: #875700;
  background: #ffd66d;
  color: #563800;
  box-shadow: 0 5px 0 #bd8618;
}

.kt-button--quiet {
  border-color: var(--kt-line);
  background: #fff;
  color: var(--kt-night);
}

.kt-resume {
  margin-top: 22px;
  padding: 18px;
  border: 2px solid #65a4d1;
  border-radius: 18px;
  background: #eaf7ff;
  text-align: center;
}

.kt-resume h2 {
  margin: 0 0 6px;
  font-size: 1.15rem;
}

.kt-resume p {
  margin: 0 0 14px;
  color: var(--kt-muted);
  font-weight: 700;
}

.kt-howto,
.kt-sources {
  margin-top: 24px;
  border-top: 1px solid var(--kt-line);
  padding-top: 16px;
}

.kt-howto summary,
.kt-sources summary {
  min-height: 44px;
  cursor: pointer;
  color: var(--kt-night-soft);
  font-weight: 900;
  line-height: 44px;
}

.kt-howto ul,
.kt-sources p {
  margin-block: 8px;
  color: var(--kt-muted);
  font-weight: 650;
  line-height: 1.8;
}

.kt-sources a {
  color: #075f9e;
  font-weight: 900;
}

.kt-screen--play {
  padding: clamp(14px, 4vw, 30px);
}

.kt-play-top {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.kt-play-stat {
  min-width: 0;
  padding: 10px 6px;
  border-radius: 14px;
  background: var(--kt-night);
  color: #fff;
  text-align: center;
}

.kt-play-stat span {
  display: block;
  color: #cce9ff;
  font-size: .68rem;
  font-weight: 800;
}

.kt-play-stat strong {
  display: block;
  overflow: hidden;
  margin-top: 2px;
  font-size: clamp(.92rem, 3vw, 1.2rem);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kt-progress-block {
  margin-top: 14px;
}

.kt-progress-block--overall {
  margin-top: 10px;
}

.kt-progress-heading {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
  color: var(--kt-night-soft);
  font-size: .75rem;
  font-weight: 900;
}

.kt-step-progress,
.kt-zone-progress {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 4px;
}

.kt-step-progress span,
.kt-zone-progress span {
  display: block;
  height: 10px;
  border: 1px solid #adc4d6;
  border-radius: 999px;
  background: #e7eff4;
}

.kt-step-progress span[data-complete="true"],
.kt-zone-progress span[data-complete="true"] {
  border-color: #805302;
  background: var(--kt-gold);
}

.kt-step-progress span[data-current="true"],
.kt-zone-progress span[data-current="true"] {
  outline: 2px solid var(--kt-blue);
  outline-offset: 2px;
}

.kt-boss-banner {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  margin: 18px 0 0;
  padding: 10px;
  border: 2px solid #9c6500;
  border-radius: 14px;
  background: linear-gradient(90deg, #fff2bd, #ffd15c, #fff2bd);
  color: #583900;
  text-align: center;
}

.kt-boss-banner strong {
  font-size: 1.08rem;
}

.kt-boss-banner span:last-child {
  font-size: .78rem;
  font-weight: 800;
}

.kt-question-card,
.kt-feedback {
  margin-top: 18px;
  padding: clamp(18px, 5vw, 34px);
  border: 2px solid var(--kt-line);
  border-radius: 22px;
  background: #fff;
}

.kt-question-card[data-boss="true"] {
  border-color: #c88b17;
  box-shadow: inset 0 0 0 4px #fff3c8;
}

.kt-question-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  color: var(--kt-muted);
  font-size: .8rem;
  font-weight: 900;
}

.kt-mode-badge {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: #e4f3ff;
  color: #075b96;
}

.kt-question-card h2 {
  margin: 16px 0 4px;
  color: var(--kt-muted);
  font-size: .9rem;
}

.kt-question-prompt {
  min-height: 3.4em;
  margin: 0;
  color: var(--kt-night);
  font-size: clamp(1.25rem, 5vw, 2rem);
  font-weight: 900;
  line-height: 1.7;
  overflow-wrap: anywhere;
  text-align: center;
}

.kt-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.kt-choice {
  position: relative;
  min-width: 0;
  min-height: 64px;
  padding: 12px 12px 12px 42px;
  border: 2px solid #8bb3cf;
  border-radius: 16px;
  background: #f4fbff;
  color: var(--kt-night);
  cursor: pointer;
  font-size: clamp(1.05rem, 4vw, 1.38rem);
  font-weight: 900;
  line-height: 1.4;
  overflow-wrap: anywhere;
  text-align: center;
}

.kt-choice:hover:not(:disabled) {
  border-color: var(--kt-blue);
  background: #e4f4ff;
}

.kt-choice__number {
  position: absolute;
  top: 50%;
  left: 10px;
  display: grid;
  width: 26px;
  height: 26px;
  translate: 0 -50%;
  place-items: center;
  border-radius: 50%;
  background: var(--kt-night-soft);
  color: #fff;
  font-size: .8rem;
}

.kt-choice[data-result="correct"] {
  border-color: var(--kt-green);
  background: #e9f8ef;
}

.kt-choice[data-result="incorrect"] {
  border-color: var(--kt-coral);
  background: #fff0ed;
  text-decoration: line-through;
}

.kt-choice:disabled {
  cursor: default;
  opacity: .82;
}

.kt-feedback {
  border-color: #8bb3cf;
  background: #f7fcff;
}

.kt-feedback[data-result="correct"] {
  border-color: var(--kt-green);
  background: #effaf3;
}

.kt-feedback[data-result="incorrect"] {
  border-color: var(--kt-coral);
  background: #fff5f2;
}

.kt-feedback__title {
  display: flex;
  gap: 10px;
  align-items: center;
}

.kt-feedback__title > span {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--kt-night-soft);
  color: #fff;
  font-size: 1.4rem;
  font-weight: 900;
}

.kt-feedback h2 {
  margin: 0;
  color: var(--kt-night);
  font-size: 1.35rem;
}

.kt-feedback > p {
  line-height: 1.75;
}

.kt-example {
  padding: 12px;
  border-radius: 12px;
  background: #fff;
}

.kt-example span {
  display: block;
  color: var(--kt-muted);
  font-size: .72rem;
  font-weight: 900;
}

.kt-example strong {
  display: block;
  margin-top: 3px;
  font-size: 1.02rem;
}

.kt-quit {
  display: block;
  margin: 20px auto 0;
}

.kt-screen--play[data-feedback="true"] .kt-progress-block,
.kt-screen--play[data-feedback="true"] .kt-boss-banner,
.kt-screen--play[data-feedback="true"] .kt-question-card,
.kt-screen--play[data-feedback="true"] .kt-quit {
  display: none;
}

.kt-screen--play[data-feedback="true"] .kt-feedback {
  margin-top: 8px;
  padding: clamp(16px, 4vw, 28px);
}

.kt-screen--play[data-feedback="true"] #next-question-button {
  display: block;
  width: min(100%, 320px);
  margin: 16px auto 0;
}

.kt-screen--result,
.kt-screen--clear {
  padding: clamp(24px, 7vw, 52px);
  text-align: center;
}

.kt-result-mark {
  margin: 0 0 12px;
  color: var(--kt-gold-dark);
  font-size: 3rem;
  line-height: 1;
}

.kt-result-message,
.kt-screen--clear > p:not(.kt-eyebrow):not(.kt-clear-note) {
  max-width: 620px;
  margin: 18px auto;
  color: var(--kt-muted);
  font-size: 1.05rem;
  font-weight: 750;
  line-height: 1.8;
}

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

.kt-clear-crown {
  display: grid;
  width: 112px;
  height: 112px;
  margin: 0 auto 18px;
  place-items: center;
  border: 5px solid #8b5c04;
  border-radius: 28px 28px 42px 42px;
  background: linear-gradient(145deg, #fff1a8, #f4b82f);
  color: #583900;
  box-shadow: 0 12px 0 #b27b12;
  font-size: 3.6rem;
  font-weight: 900;
}

.kt-result-grid--clear {
  max-width: 720px;
  margin-inline: auto;
}

.kt-dialog {
  width: min(520px, calc(100% - 24px));
  padding: 0;
  border: 0;
  border-radius: 22px;
  color: var(--kt-ink);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .35);
}

.kt-dialog::backdrop {
  background: rgba(7, 24, 40, .62);
}

.kt-dialog form {
  padding: 24px;
}

.kt-dialog h2 {
  margin: 0;
  color: var(--kt-night);
}

.kt-dialog p {
  color: var(--kt-muted);
  font-weight: 700;
  line-height: 1.75;
}

.kt-dialog__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

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

@media (max-width: 680px) {
  .kt-main {
    width: min(100% - 16px, 880px);
    padding-top: 10px;
  }

  .kt-screen {
    border-radius: 20px;
  }

  .kt-hero {
    grid-template-columns: 1fr;
  }

  .kt-grade-cards {
    grid-template-columns: 1fr;
  }

  .kt-grade-card {
    min-height: 0;
  }

  .kt-tower-art {
    width: min(260px, 80%);
    margin: 0 auto;
  }

  .kt-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kt-boss-banner span:last-child {
    display: none;
  }

  .kt-screen--play[data-feedback="true"] .kt-feedback {
    padding: 12px;
  }

  .kt-screen--play[data-feedback="true"] .kt-feedback__title > span {
    width: 34px;
    height: 34px;
    font-size: 1.1rem;
  }

  .kt-screen--play[data-feedback="true"] .kt-feedback h2 {
    font-size: 1.08rem;
  }

  .kt-screen--play[data-feedback="true"] .kt-feedback > p {
    margin-block: 8px;
    line-height: 1.45;
  }

  .kt-screen--play[data-feedback="true"] .kt-example {
    padding: 8px;
  }

  .kt-screen--play[data-feedback="true"] #next-question-button {
    display: block;
    width: 100%;
    margin-top: 10px;
  }
}

@media (max-width: 430px) {
  body[data-kt-screen="screen-play"] .kt-main {
    padding-top: 4px;
    padding-bottom: 24px;
  }

  body[data-kt-screen="screen-play"] .kt-storage-status {
    min-height: 18px;
    margin-bottom: 4px;
    font-size: .72rem;
    line-height: 1.2;
  }

  .kt-screen--start,
  .kt-screen--grade,
  .kt-screen--play,
  .kt-screen--result,
  .kt-screen--clear {
    padding: 16px;
  }

  .kt-screen--play {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 8px;
    padding: 10px;
  }

  .kt-screen--play > * {
    grid-column: 1 / -1;
  }

  .kt-screen--play > .kt-progress-block {
    grid-column: auto;
    min-width: 0;
    margin-top: 9px;
  }

  .kt-play-top {
    gap: 5px;
  }

  .kt-play-stat {
    padding: 6px 3px;
    border-radius: 10px;
  }

  .kt-play-stat span {
    font-size: .61rem;
  }

  .kt-play-stat strong {
    font-size: .88rem;
  }

  .kt-progress-heading {
    gap: 4px;
    margin-bottom: 3px;
    font-size: .62rem;
    white-space: nowrap;
  }

  .kt-step-progress,
  .kt-zone-progress {
    gap: 2px;
  }

  .kt-step-progress span,
  .kt-zone-progress span {
    height: 7px;
  }

  .kt-question-card,
  .kt-feedback {
    margin-top: 10px;
    padding: 12px;
    border-radius: 16px;
  }

  .kt-question-card h2 {
    margin-top: 8px;
  }

  .kt-question-prompt {
    min-height: 2.9em;
    font-size: 1.08rem;
    line-height: 1.45;
  }

  .kt-choices {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: 12px;
  }

  .kt-choices[data-long="true"] {
    grid-template-columns: 1fr;
  }

  .kt-choice {
    min-height: 48px;
    padding: 8px 8px 8px 32px;
    border-radius: 12px;
    font-size: .98rem;
  }

  .kt-choice__number {
    left: 6px;
    width: 22px;
    height: 22px;
  }

  .kt-quit {
    margin-top: 12px;
  }

  .kt-result-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kt-grade-card {
    padding: 16px;
    border-radius: 18px;
  }

  .kt-start-actions .kt-button,
  .kt-result-actions .kt-button,
  .kt-dialog__actions .kt-button {
    width: 100%;
  }
}

@media (min-width: 431px) {
  .kt-choices[data-long="true"] {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .kt-tower-art,
  .kt-clear-crown {
    animation: kt-arrive .55s ease-out both;
  }

  .kt-question-card[data-boss="true"] {
    animation: kt-boss-glow 1.6s ease-in-out infinite alternate;
  }

  @keyframes kt-arrive {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
  }

  @keyframes kt-boss-glow {
    from { box-shadow: inset 0 0 0 4px #fff3c8; }
    to { box-shadow: inset 0 0 0 4px #ffe18a, 0 0 22px rgba(243, 182, 53, .28); }
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}