@charset "UTF-8";

:root {
  --ivory: #f7f3ea;
  --ivory-deep: #ede6d8;
  --paper: #fffdf8;
  --navy: #0a1f3b;
  --navy-soft: #18314f;
  --ink-muted: #647185;
  --cobalt: #155eef;
  --cobalt-deep: #0e46bd;
  --cobalt-pale: #e8efff;
  --amber: #d88a17;
  --amber-pale: #fff2dc;
  --violet: #7654d8;
  --violet-pale: #eee9ff;
  --green: #16805d;
  --green-pale: #e6f6ef;
  --line: rgba(10, 31, 59, 0.13);
  --line-strong: rgba(10, 31, 59, 0.22);
  --shadow-sm: 0 8px 24px rgba(26, 35, 52, 0.07);
  --shadow-md: 0 20px 50px rgba(26, 35, 52, 0.11);
  --shadow-lg: 0 36px 90px rgba(10, 31, 59, 0.18);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 30px;
  --radius-xl: 42px;
  --font-display: "Outfit", "DM Sans", sans-serif;
  --font-en: "DM Sans", "Outfit", sans-serif;
  --font-body: "Noto Sans SC", "DM Sans", sans-serif;
}

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

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  background:
    radial-gradient(circle at 6% 9%, rgba(21, 94, 239, 0.08), transparent 26rem),
    radial-gradient(circle at 92% 3%, rgba(216, 138, 23, 0.08), transparent 24rem),
    var(--ivory);
  color: var(--navy);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.has-modal {
  overflow: hidden;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

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

button {
  border: 0;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

svg {
  display: block;
}

[hidden] {
  display: none !important;
}

::selection {
  background: rgba(21, 94, 239, 0.2);
  color: var(--navy);
}

:focus-visible {
  outline: 3px solid rgba(21, 94, 239, 0.45);
  outline-offset: 3px;
}

.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;
}

.vv-icon {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
}

.eyebrow {
  margin: 0;
  color: var(--cobalt);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  line-height: 1.2;
  text-transform: uppercase;
}

.button,
.icon-button {
  min-height: 44px;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    box-shadow 180ms ease;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.68rem 1.15rem;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
}

.button:hover,
.icon-button:hover {
  transform: translateY(-2px);
}

.button:active,
.icon-button:active {
  transform: translateY(0) scale(0.98);
}

.button:disabled,
.icon-button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
  transform: none;
}

.button-primary {
  background: var(--cobalt);
  box-shadow: 0 10px 26px rgba(21, 94, 239, 0.22);
  color: #fff;
}

.button-primary:hover {
  background: var(--cobalt-deep);
  box-shadow: 0 14px 32px rgba(21, 94, 239, 0.28);
}

.button-secondary {
  border-color: var(--line-strong);
  background: var(--paper);
  color: var(--navy);
}

.button-secondary:hover {
  border-color: var(--cobalt);
  color: var(--cobalt);
}

.button-quiet {
  border-color: transparent;
  background: transparent;
  color: var(--ink-muted);
}

.icon-button {
  display: inline-grid;
  width: 44px;
  min-width: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
}

.site-topbar {
  position: relative;
  z-index: 30;
  display: flex;
  width: min(1420px, 100%);
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 auto;
  padding:
    max(0.85rem, env(safe-area-inset-top))
    max(1.25rem, env(safe-area-inset-right))
    0.85rem
    max(1.25rem, env(safe-area-inset-left));
}

.brand-lockup,
.topbar-back {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  overflow: hidden;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-mark::after {
  position: absolute;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  content: "";
}

.brand-copy strong,
.brand-copy span {
  display: block;
}

.brand-copy strong {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-copy span {
  color: var(--ink-muted);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar-back {
  color: var(--ink-muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.topbar-back:hover {
  color: var(--cobalt);
}

.vv-toast {
  position: fixed;
  z-index: 500;
  right: max(1.25rem, env(safe-area-inset-right));
  bottom: max(1.25rem, calc(env(safe-area-inset-bottom) + 1rem));
  display: flex;
  max-width: min(390px, calc(100vw - 2.5rem));
  min-height: 52px;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 1rem 0.75rem 0.75rem;
  transform: translateY(20px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 16px;
  background: var(--navy);
  box-shadow: var(--shadow-lg);
  color: #fff;
  font-size: 0.86rem;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 200ms ease,
    transform 200ms ease;
}

.vv-toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.vv-toast.tone-error {
  background: #8c2735;
}

.vv-toast-icon {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.13);
}

.vv-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: vv-spin 700ms linear infinite;
}

@keyframes vv-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Module landing */

.atlas-shell {
  width: min(1380px, 100%);
  margin: 0 auto;
  padding:
    1rem max(1.25rem, env(safe-area-inset-right))
    max(5rem, calc(env(safe-area-inset-bottom) + 3rem))
    max(1.25rem, env(safe-area-inset-left));
}

.atlas-hero {
  position: relative;
  display: grid;
  min-height: 610px;
  grid-template-columns: minmax(0, 0.86fr) minmax(480px, 1.14fr);
  gap: clamp(2rem, 5vw, 5.5rem);
  align-items: center;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: var(--navy);
  box-shadow: var(--shadow-lg);
  color: #fff;
}

.atlas-hero::before,
.atlas-hero::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.atlas-hero::before {
  top: -15rem;
  left: -12rem;
  width: 42rem;
  height: 42rem;
}

.atlas-hero::after {
  right: -12rem;
  bottom: -20rem;
  width: 48rem;
  height: 48rem;
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding: clamp(2rem, 5vw, 5.5rem) 0 clamp(2rem, 5vw, 5.5rem) clamp(2rem, 6vw, 6rem);
}

.hero-copy .eyebrow {
  color: #86a9ff;
}

.hero-title {
  max-width: 660px;
  margin: 1rem 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 7vw, 7.6rem);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.82;
}

.hero-title em {
  display: block;
  margin-left: clamp(1.5rem, 5vw, 5rem);
  color: var(--amber);
  font-family: var(--font-en);
  font-size: 0.32em;
  font-style: normal;
  letter-spacing: 0.04em;
  line-height: 1.45;
  text-transform: uppercase;
}

.hero-lede {
  max-width: 35rem;
  margin: 0;
  color: #c7d1df;
  font-size: clamp(0.96rem, 1.3vw, 1.12rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.hero-actions .button {
  min-width: 150px;
}

.hero-actions .button-secondary {
  border-color: rgba(255, 255, 255, 0.23);
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
}

.hero-media {
  position: relative;
  align-self: stretch;
  min-height: 610px;
}

.hero-image-frame {
  position: absolute;
  overflow: hidden;
  background: #1c3858;
  box-shadow: 0 24px 65px rgba(0, 0, 0, 0.32);
}

.hero-image-frame img,
.route-visual img,
.learning-image,
.example-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition:
    opacity 420ms ease,
    transform 700ms ease;
}

.hero-image-frame img.is-loaded,
.route-visual img.is-loaded,
.learning-image.is-loaded,
.example-thumb img.is-loaded {
  opacity: 1;
}

.hero-image-main {
  top: 8%;
  right: 6%;
  width: 75%;
  height: 76%;
  border-radius: 180px 34px 34px 180px;
}

.hero-image-main img {
  transform: scale(1.035);
}

.hero-image-main:hover img {
  transform: scale(1);
}

.hero-image-accent {
  right: 58%;
  bottom: 6%;
  width: 30%;
  aspect-ratio: 1;
  border: 8px solid var(--navy);
  border-radius: 50%;
}

.hero-orbit {
  position: absolute;
  z-index: 3;
  top: 13%;
  left: 4%;
  display: grid;
  width: 128px;
  height: 128px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.27);
  border-radius: 50%;
}

.hero-orbit::before,
.hero-orbit::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.hero-orbit::before {
  width: 78px;
  height: 78px;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.hero-orbit::after {
  top: 7px;
  width: 12px;
  height: 12px;
  background: var(--amber);
  box-shadow: 0 0 0 7px rgba(216, 138, 23, 0.18);
}

.hero-orbit strong {
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.overview-strip {
  display: grid;
  grid-template-columns: 1.35fr repeat(4, 0.7fr);
  margin: 1.25rem 0 4.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.82);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(18px);
}

.overview-intro,
.overview-stat {
  min-height: 116px;
  padding: 1.45rem 1.65rem;
}

.overview-intro {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.overview-intro p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.overview-stat {
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid var(--line);
}

.overview-stat strong {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.overview-stat span {
  margin-top: 0.42rem;
  color: var(--ink-muted);
  font-size: 0.76rem;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.section-heading h2 {
  margin: 0.4rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1;
}

.section-heading > p {
  max-width: 32rem;
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.route-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 1.25rem;
  margin-bottom: 4.5rem;
}

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

.route-card {
  position: relative;
  display: grid;
  min-height: 360px;
  grid-template-columns: 1fr 0.9fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-md);
  color: var(--navy);
  text-decoration: none;
  transition:
    transform 250ms ease,
    box-shadow 250ms ease;
}

.route-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.route-card-games {
  grid-template-columns: 1fr;
  background: var(--violet);
  color: #fff;
}

.route-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(1.8rem, 4vw, 3.3rem);
}

.route-number {
  color: var(--cobalt);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.route-card-games .route-number {
  color: #d8cbff;
}

.route-copy h3 {
  margin: auto 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.route-copy p {
  max-width: 29rem;
  margin: 0 0 1.4rem;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.route-card-games .route-copy p {
  color: #e4ddfa;
}

.route-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 0.5rem;
  color: var(--cobalt);
  font-size: 0.84rem;
  font-weight: 800;
}

.route-card-games .route-link {
  color: #fff;
}

.route-card-pdf {
  grid-template-columns: 1fr;
  background:
    radial-gradient(circle at 88% 18%, rgba(255, 255, 255, 0.18), transparent 28%),
    linear-gradient(145deg, #0f766e 0%, #155eef 55%, #7654d8 100%);
  color: #fff;
}

.route-card-pdf .route-number {
  color: rgba(255, 255, 255, 0.78);
}

.route-card-pdf .route-copy p {
  color: rgba(255, 255, 255, 0.86);
}

.route-card-pdf .route-link {
  color: #fff;
}

.pdf-route-badge {
  position: absolute;
  right: 1.2rem;
  bottom: 1rem;
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
  opacity: 0.18;
  pointer-events: none;
}

.route-visual {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  background: var(--cobalt-pale);
}

.route-visual::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--paper), transparent 28%);
  content: "";
}

.game-constellation {
  position: absolute;
  right: -4rem;
  bottom: -7rem;
  width: 25rem;
  height: 25rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
}

.game-constellation::before,
.game-constellation::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  content: "";
}

.game-constellation::before {
  inset: 3.5rem;
}

.game-constellation::after {
  inset: 7rem;
  background: rgba(255, 255, 255, 0.05);
}

.game-count {
  position: absolute;
  right: 2rem;
  bottom: 1rem;
  color: rgba(255, 255, 255, 0.9);
  font-family: var(--font-display);
  font-size: 7rem;
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 1;
}

.continue-band {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.2rem;
  align-items: center;
  margin-bottom: 4.5rem;
  padding: 1.4rem 1.5rem;
  border: 1px solid rgba(21, 94, 239, 0.2);
  border-radius: var(--radius-md);
  background: var(--cobalt-pale);
}

.continue-meter {
  position: relative;
  display: grid;
  width: 74px;
  height: 74px;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(var(--cobalt) var(--progress, 0%), rgba(21, 94, 239, 0.12) 0);
}

.continue-meter::after {
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--cobalt-pale);
  content: "";
}

.continue-meter strong {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 0.9rem;
}

.continue-copy h2 {
  margin: 0.15rem 0 0.2rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}

.continue-copy p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.84rem;
}

.workbench {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-md);
}

.workbench-head {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 0.7fr);
  gap: 2rem;
  align-items: end;
  padding: clamp(1.5rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}

.workbench-title h2 {
  margin: 0.45rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.05em;
  line-height: 1;
}

.workbench-title p {
  max-width: 38rem;
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.selection-total {
  text-align: right;
}

.selection-total strong {
  display: block;
  font-family: var(--font-display);
  font-size: 3rem;
  letter-spacing: -0.06em;
  line-height: 1;
}

.selection-total span {
  color: var(--ink-muted);
  font-size: 0.78rem;
}

.workbench-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  padding: 1rem clamp(1.5rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  background: rgba(237, 230, 216, 0.28);
}

.search-field {
  position: relative;
  flex: 1 1 260px;
}

.search-field .vv-icon {
  position: absolute;
  top: 50%;
  left: 1rem;
  color: var(--ink-muted);
  transform: translateY(-50%);
  pointer-events: none;
}

.search-field input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  padding: 0.7rem 1rem 0.7rem 2.75rem;
  outline: 0;
}

.search-field input:focus {
  border-color: var(--cobalt);
  box-shadow: 0 0 0 4px rgba(21, 94, 239, 0.09);
}

.selection-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.selection-actions .button {
  min-width: 82px;
}

.group-tabs {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  padding: 1rem clamp(1.5rem, 4vw, 3rem);
  scrollbar-width: thin;
}

.group-tab {
  min-height: 44px;
  flex: 0 0 auto;
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  padding: 0.55rem 0.9rem;
  color: var(--ink-muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.group-tab:hover,
.group-tab.is-active {
  border-color: var(--navy);
  background: var(--navy);
  color: #fff;
}

.verb-work-grid {
  display: grid;
  max-height: 620px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
  overflow-y: auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem) 2rem;
  scrollbar-color: rgba(10, 31, 59, 0.25) transparent;
}

.verb-select-card {
  position: relative;
  display: grid;
  min-height: 126px;
  grid-template-columns: 28px 1fr;
  gap: 0.6rem;
  align-content: start;
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 0.85rem;
  text-align: left;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

.verb-select-card:hover {
  transform: translateY(-2px);
  border-color: rgba(21, 94, 239, 0.38);
  box-shadow: var(--shadow-sm);
}

.verb-select-card.is-selected {
  border-color: rgba(21, 94, 239, 0.48);
  background: var(--cobalt-pale);
}

.select-check {
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--paper);
  color: transparent;
}

.verb-select-card.is-selected .select-check {
  border-color: var(--cobalt);
  background: var(--cobalt);
  color: #fff;
}

.select-check .vv-icon {
  width: 14px;
  height: 14px;
}

.select-word strong,
.select-word span {
  display: block;
}

.select-word strong {
  font-family: var(--font-en);
  font-size: 1.04rem;
  line-height: 1.2;
}

.select-word > span {
  margin-top: 0.15rem;
  color: var(--ink-muted);
  font-size: 0.72rem;
}

.select-forms {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-top: 0.25rem;
  font-family: var(--font-en);
  font-size: 0.68rem;
}

.select-forms span {
  border-radius: 5px;
  background: rgba(10, 31, 59, 0.06);
  padding: 0.15rem 0.3rem;
}

.select-forms span:nth-child(2) {
  background: var(--amber-pale);
  color: #8a5200;
}

.select-forms span:nth-child(3) {
  background: var(--violet-pale);
  color: #5236aa;
}

.workbench-empty {
  grid-column: 1 / -1;
  padding: 4rem 1rem;
  color: var(--ink-muted);
  text-align: center;
}

.workbench-footer {
  position: sticky;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding:
    1rem clamp(1.5rem, 4vw, 3rem)
    max(1rem, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.94);
  backdrop-filter: blur(18px);
}

.workbench-footer p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.8rem;
}

.data-notice {
  margin: 1rem 0;
  padding: 1rem 1.2rem;
  border: 1px solid #e9adb5;
  border-radius: var(--radius-sm);
  background: #fff0f2;
  color: #8c2735;
  font-size: 0.86rem;
}

/* Learning application */

.learn-page {
  height: 100dvh;
  overflow: hidden;
  background: var(--ivory);
}

.learning-topbar {
  position: relative;
  z-index: 80;
  display: grid;
  min-height: 76px;
  grid-template-columns: 1fr minmax(260px, 0.75fr) 1fr;
  gap: 1rem;
  align-items: center;
  padding:
    max(0.75rem, env(safe-area-inset-top))
    max(1.1rem, env(safe-area-inset-right))
    0.75rem
    max(1.1rem, env(safe-area-inset-left));
  border-bottom: 1px solid var(--line);
  background: rgba(247, 243, 234, 0.9);
  backdrop-filter: blur(20px);
}

.learning-topbar .brand-lockup {
  justify-self: end;
}

.learning-progress {
  display: grid;
  gap: 0.45rem;
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  color: var(--ink-muted);
  font-size: 0.7rem;
  font-weight: 700;
}

.progress-labels strong {
  color: var(--navy);
}

.progress-track {
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(10, 31, 59, 0.09);
}

.progress-fill {
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cobalt), var(--violet));
  transition: width 300ms ease;
}

.mobile-word-select {
  display: none;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  padding: 0.5rem 2rem 0.5rem 0.8rem;
}

.learning-shell {
  display: grid;
  height: calc(100dvh - 76px - 82px);
  min-height: 0;
  grid-template-columns: minmax(190px, 0.7fr) minmax(430px, 2.15fr) minmax(340px, 1.25fr);
}

.word-rail {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  border-right: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.65);
}

.word-rail-head {
  padding: 1.25rem 1.1rem 0.85rem;
}

.word-rail-head h2 {
  margin: 0.2rem 0 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.word-rail-list {
  display: flex;
  min-height: 0;
  flex: 1;
  flex-direction: column;
  gap: 0.25rem;
  overflow-y: auto;
  padding: 0.4rem 0.7rem 1.5rem;
  scrollbar-width: thin;
}

.rail-word {
  display: grid;
  min-height: 52px;
  grid-template-columns: 28px 1fr auto;
  gap: 0.55rem;
  align-items: center;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  padding: 0.35rem 0.55rem;
  text-align: left;
}

.rail-word:hover {
  background: var(--paper);
}

.rail-word.is-current {
  border-color: rgba(21, 94, 239, 0.22);
  background: var(--cobalt-pale);
  color: var(--cobalt);
}

.rail-index {
  color: var(--ink-muted);
  font-family: var(--font-en);
  font-size: 0.66rem;
}

.rail-word strong {
  overflow: hidden;
  font-family: var(--font-en);
  font-size: 0.88rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rail-state {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line-strong);
}

.rail-word.is-mastered .rail-state {
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(22, 128, 93, 0.11);
}

.learning-canvas {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: var(--navy);
}

.canvas-meta {
  position: absolute;
  z-index: 5;
  top: 1.35rem;
  left: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.canvas-step {
  border-radius: 999px;
  background: rgba(10, 31, 59, 0.76);
  padding: 0.35rem 0.65rem;
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  backdrop-filter: blur(12px);
}

.canvas-hint {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.7rem;
}

.learning-image-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.learning-image {
  position: absolute;
  inset: 0;
  transform: scale(1.02);
}

.learning-image-wrap::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 31, 59, 0.18), transparent 36%, rgba(10, 31, 59, 0.56));
  content: "";
  pointer-events: none;
}

.image-placeholder {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 30% 35%, rgba(21, 94, 239, 0.38), transparent 28%),
    radial-gradient(circle at 70% 65%, rgba(118, 84, 216, 0.32), transparent 27%),
    var(--navy);
  color: rgba(255, 255, 255, 0.72);
  transition: opacity 250ms ease;
}

.image-placeholder.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.placeholder-orbit {
  position: relative;
  display: grid;
  width: min(42vw, 320px);
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 50%;
}

.placeholder-orbit::before,
.placeholder-orbit::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  content: "";
}

.placeholder-orbit::before {
  inset: 14%;
}

.placeholder-orbit::after {
  inset: 30%;
  background: rgba(255, 255, 255, 0.05);
}

.placeholder-orbit span {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.sound-curtain {
  position: absolute;
  z-index: 4;
  inset: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 42%, rgba(21, 94, 239, 0.42), transparent 24%),
    linear-gradient(145deg, rgba(10, 31, 59, 0.96), rgba(10, 31, 59, 0.8));
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms ease;
}

.learning-canvas.is-sound-step .sound-curtain {
  opacity: 1;
  pointer-events: auto;
}

.sound-orbit {
  display: grid;
  width: min(44vw, 340px);
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
}

.sound-orbit::before,
.sound-orbit::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 50%;
  content: "";
}

.sound-orbit::before {
  width: min(33vw, 250px);
  aspect-ratio: 1;
}

.sound-orbit::after {
  width: min(22vw, 160px);
  aspect-ratio: 1;
}

.primary-sound-button {
  position: relative;
  z-index: 2;
  display: grid;
  width: 104px;
  height: 104px;
  place-items: center;
  cursor: pointer;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.3);
  color: var(--cobalt);
}

.primary-sound-button .vv-icon {
  width: 32px;
  height: 32px;
}

.primary-sound-button.is-playing {
  animation: sound-pulse 1s ease-in-out infinite;
}

@keyframes sound-pulse {
  50% {
    transform: scale(1.05);
    box-shadow:
      0 22px 70px rgba(0, 0, 0, 0.34),
      0 0 0 18px rgba(255, 255, 255, 0.08);
  }
}

.canvas-caption {
  position: absolute;
  z-index: 5;
  right: 1.5rem;
  bottom: 1.35rem;
  left: 1.5rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  color: #fff;
}

.canvas-caption strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 5vw, 5.4rem);
  letter-spacing: -0.06em;
  line-height: 0.9;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.26);
}

.canvas-caption span {
  display: block;
  margin-top: 0.5rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.82rem;
}

.canvas-ordinal {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.lesson-panel {
  min-width: 0;
  min-height: 0;
  overflow-y: auto;
  background: var(--paper);
  scrollbar-width: thin;
}

.lesson-panel-inner {
  min-height: 100%;
  padding: clamp(1.4rem, 3.4vw, 3rem);
}

.lesson-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.7rem;
}

.lesson-header h1 {
  margin: 0.3rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 4vw, 4.6rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 0.9;
}

.lesson-header .verb-ipa {
  margin: 0.7rem 0 0;
  color: var(--ink-muted);
  font-family: var(--font-en);
  font-size: 0.82rem;
}

.mastery-badge {
  display: grid;
  min-width: 58px;
  min-height: 58px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink-muted);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
}

.mastery-badge.is-mastered {
  border-color: rgba(22, 128, 93, 0.28);
  background: var(--green-pale);
  color: var(--green);
}

.step-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.3rem;
  margin-bottom: 2rem;
}

.step-track-item {
  position: relative;
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(10, 31, 59, 0.09);
}

.step-track-item.is-done,
.step-track-item.is-active {
  background: var(--cobalt);
}

.learn-step {
  animation: step-in 320ms ease both;
}

@keyframes step-in {
  from {
    transform: translateY(8px);
    opacity: 0;
  }
}

.step-kicker {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1rem;
  color: var(--cobalt);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.step-kicker span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--cobalt-pale);
}

.learn-step h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.learn-step > p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.sound-word {
  margin: 2.5rem 0 0.4rem;
  font-family: var(--font-en);
  font-size: clamp(3.2rem, 6vw, 5.8rem);
  font-weight: 700;
  letter-spacing: -0.07em;
  line-height: 0.9;
}

.sound-meaning {
  margin: 0;
  color: var(--cobalt);
  font-size: 1rem;
  font-weight: 600;
}

.sound-prompt {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.2rem;
  padding: 1rem;
  border-radius: 14px;
  background: var(--cobalt-pale);
  color: var(--navy);
  font-size: 0.8rem;
}

.sound-prompt .vv-icon {
  color: var(--cobalt);
}

.meaning-note {
  margin-top: 2rem;
  padding: 1.2rem;
  border-left: 3px solid var(--amber);
  background: var(--amber-pale);
}

.meaning-note strong {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--font-display);
}

.meaning-note p {
  margin: 0;
  color: #72522b;
  font-size: 0.8rem;
}

.forms-stack {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.form-orbit {
  display: grid;
  min-height: 88px;
  grid-template-columns: 44px 1fr 44px;
  gap: 0.7rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  padding: 0.75rem;
}

.form-orbit:nth-child(2) {
  border-color: rgba(216, 138, 23, 0.34);
  background: var(--amber-pale);
}

.form-orbit:nth-child(3) {
  border-color: rgba(118, 84, 216, 0.3);
  background: var(--violet-pale);
}

.form-number {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 50%;
  background: var(--cobalt-pale);
  color: var(--cobalt);
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 800;
}

.form-orbit:nth-child(2) .form-number {
  background: #f5d9aa;
  color: #8a5200;
}

.form-orbit:nth-child(3) .form-number {
  background: #dbd0ff;
  color: #5236aa;
}

.form-copy span,
.form-copy strong {
  display: block;
}

.form-copy span {
  color: var(--ink-muted);
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.form-copy strong {
  margin-top: 0.15rem;
  font-family: var(--font-en);
  font-size: 1.22rem;
  line-height: 1.2;
}

.form-speak,
.example-speak {
  color: var(--cobalt);
}

.can-note {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(118, 84, 216, 0.25);
  border-radius: 14px;
  background: var(--violet-pale);
  color: #493488;
  font-size: 0.78rem;
}

.examples-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.35rem;
}

.example-card {
  display: grid;
  min-height: 132px;
  grid-template-columns: 116px 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.example-thumb {
  position: relative;
  min-height: 132px;
  overflow: hidden;
  background: var(--ivory-deep);
}

.example-thumb-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--ivory-deep);
  color: var(--ink-muted);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.09em;
}

.example-thumb-placeholder.is-hidden {
  display: none;
}

.example-body {
  position: relative;
  min-width: 0;
  padding: 0.8rem 3.1rem 0.8rem 0.9rem;
}

.example-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.45rem;
}

.tense-tag,
.level-tag {
  border-radius: 999px;
  padding: 0.18rem 0.42rem;
  font-size: 0.6rem;
  font-weight: 700;
}

.tense-tag {
  background: var(--cobalt-pale);
  color: var(--cobalt);
}

.example-card[data-tense="past"] .tense-tag {
  background: var(--amber-pale);
  color: #8a5200;
}

.example-card[data-tense="perfect"] .tense-tag {
  background: var(--violet-pale);
  color: #5236aa;
}

.level-tag {
  background: rgba(10, 31, 59, 0.06);
  color: var(--ink-muted);
}

.example-en {
  margin: 0;
  font-family: var(--font-en);
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.35;
}

.verb-highlight {
  border-radius: 3px;
  background: rgba(21, 94, 239, 0.13);
  box-shadow: inset 0 -2px var(--cobalt);
  color: var(--cobalt-deep);
  padding: 0 0.08em;
}

.example-card[data-tense="past"] .verb-highlight {
  background: rgba(216, 138, 23, 0.14);
  box-shadow: inset 0 -2px var(--amber);
  color: #8a5200;
}

.example-card[data-tense="perfect"] .verb-highlight {
  background: rgba(118, 84, 216, 0.13);
  box-shadow: inset 0 -2px var(--violet);
  color: #5236aa;
}

.example-cn {
  margin: 0.3rem 0 0;
  color: var(--ink-muted);
  font-size: 0.72rem;
  line-height: 1.4;
}

.example-speak {
  position: absolute;
  top: 0.65rem;
  right: 0.55rem;
}

.learning-bottom-nav {
  position: fixed;
  z-index: 90;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  min-height: 82px;
  grid-template-columns: minmax(170px, 0.7fr) minmax(430px, 2.15fr) minmax(340px, 1.25fr);
  border-top: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.94);
  backdrop-filter: blur(24px);
}

.word-switcher,
.step-switcher,
.next-word-zone {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem max(0.75rem, env(safe-area-inset-bottom));
}

.word-switcher {
  border-right: 1px solid var(--line);
}

.word-switcher .button {
  min-width: 0;
  flex: 1;
  padding-inline: 0.55rem;
}

.step-switcher {
  justify-content: space-between;
}

.step-switcher .button {
  min-width: 132px;
}

.next-word-zone {
  justify-content: flex-end;
  border-left: 1px solid var(--line);
}

.next-word-zone .button {
  width: 100%;
}

.learning-error {
  display: grid;
  min-height: calc(100dvh - 76px);
  place-items: center;
  padding: 2rem;
}

.error-card {
  width: min(560px, 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-md);
  padding: 2rem;
  text-align: center;
}

.error-card h1 {
  margin: 0.7rem 0;
  font-family: var(--font-display);
  font-size: 2rem;
}

.error-card p {
  margin: 0 0 1.5rem;
  color: var(--ink-muted);
}

/* Completion */

.vv-modal {
  position: fixed;
  z-index: 600;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.vv-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.vv-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 31, 59, 0.72);
  backdrop-filter: blur(12px);
}

.vv-modal-card {
  position: relative;
  width: min(520px, 100%);
  overflow: hidden;
  transform: translateY(16px) scale(0.98);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
  padding: 3rem;
  text-align: center;
  transition: transform 240ms ease;
}

.vv-modal.is-open .vv-modal-card {
  transform: translateY(0) scale(1);
}

.vv-modal-close {
  position: absolute;
  z-index: 2;
  top: 1rem;
  right: 1rem;
}

.vv-modal-orbit {
  position: relative;
  display: grid;
  width: 118px;
  height: 118px;
  place-items: center;
  margin: 0 auto 1.6rem;
  border: 1px solid rgba(21, 94, 239, 0.26);
  border-radius: 50%;
}

.vv-modal-orbit::before {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--cobalt-pale);
  content: "";
}

.vv-modal-orbit span {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cobalt);
}

.vv-modal-orbit span:nth-child(1) {
  top: 6px;
}

.vv-modal-orbit span:nth-child(2) {
  right: 11px;
  bottom: 18px;
  background: var(--amber);
}

.vv-modal-orbit span:nth-child(3) {
  bottom: 18px;
  left: 11px;
  background: var(--violet);
}

.vv-modal-card h2 {
  margin: 0.55rem 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -0.05em;
  line-height: 1;
}

.vv-modal-message {
  margin: 0 auto;
  color: var(--ink-muted);
  font-size: 0.86rem;
}

.vv-modal-metric {
  margin: 1.7rem 0;
}

.vv-modal-metric strong,
.vv-modal-metric span {
  display: block;
}

.vv-modal-metric strong {
  color: var(--cobalt);
  font-family: var(--font-display);
  font-size: 3.4rem;
  letter-spacing: -0.06em;
  line-height: 1;
}

.vv-modal-metric span {
  color: var(--ink-muted);
  font-size: 0.7rem;
}

.vv-modal-actions {
  display: flex;
  justify-content: center;
  gap: 0.65rem;
}

@media (max-width: 1180px) {
  .verb-work-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .learning-shell,
  .learning-bottom-nav {
    grid-template-columns: 170px minmax(390px, 1.65fr) minmax(320px, 1fr);
  }

  .canvas-caption strong {
    font-size: clamp(2.2rem, 4vw, 4rem);
  }
}

@media (max-width: 960px) {
  .atlas-hero {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 3.5rem 2.2rem 0;
  }

  .hero-media {
    min-height: 400px;
  }

  .hero-image-main {
    top: 0;
    width: 82%;
    height: 94%;
  }

  .overview-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .overview-intro {
    grid-column: 1 / -1;
    min-height: auto;
  }

  .overview-stat:nth-child(2) {
    border-left: 0;
  }

  .overview-stat:first-of-type {
    border-left: 0;
  }

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

  .route-grid-triple {
    grid-template-columns: 1fr;
  }

  .route-card-games,
  .route-card-pdf {
    min-height: 300px;
  }

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

  .learn-page {
    height: auto;
    min-height: 100dvh;
    overflow: auto;
  }

  .learning-topbar {
    position: sticky;
    top: 0;
    grid-template-columns: auto 1fr auto;
  }

  .learning-topbar .brand-lockup {
    display: none;
  }

  .mobile-word-select {
    display: block;
    justify-self: end;
    width: min(150px, 28vw);
  }

  .learning-shell {
    display: block;
    height: auto;
  }

  .word-rail {
    display: none;
  }

  .learning-canvas {
    height: min(68vh, 610px);
    min-height: 430px;
  }

  .lesson-panel {
    overflow: visible;
  }

  .lesson-panel-inner {
    min-height: 540px;
    padding-bottom: 7rem;
  }

  .learning-bottom-nav {
    grid-template-columns: auto 1fr auto;
  }

  .word-switcher {
    border-right: 0;
  }

  .word-switcher .button {
    width: 44px;
    flex: 0 0 44px;
    border-radius: 50%;
    padding: 0;
  }

  .word-switcher .button span {
    display: none;
  }

  .next-word-zone {
    border-left: 0;
  }

  .next-word-zone .button {
    width: 44px;
    border-radius: 50%;
    padding: 0;
  }

  .next-word-zone .button span {
    display: none;
  }
}

@media (max-width: 680px) {
  .site-topbar {
    min-height: 64px;
  }

  .brand-copy span {
    display: none;
  }

  .topbar-back span {
    display: none;
  }

  .atlas-shell {
    padding-top: 0.35rem;
  }

  .atlas-hero {
    min-height: auto;
    border-radius: 26px;
  }

  .hero-copy {
    padding: 2.6rem 1.35rem 0;
  }

  .hero-title {
    font-size: clamp(3.6rem, 18vw, 5.8rem);
  }

  .hero-title em {
    margin-left: 0.25rem;
  }

  .hero-lede {
    font-size: 0.9rem;
  }

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

  .hero-actions .button {
    min-width: 0;
    padding-inline: 0.75rem;
  }

  .hero-media {
    min-height: 330px;
  }

  .hero-image-main {
    right: -6%;
    width: 93%;
    border-radius: 120px 0 0 120px;
  }

  .hero-image-accent {
    right: 67%;
    width: 34%;
    border-width: 5px;
  }

  .hero-orbit {
    top: 11%;
    left: 0.8rem;
    width: 92px;
    height: 92px;
  }

  .overview-strip {
    margin-bottom: 3.3rem;
  }

  .overview-intro {
    padding: 1rem 1.1rem;
  }

  .overview-stat {
    min-height: 90px;
    padding: 1rem 0.65rem;
    text-align: center;
  }

  .overview-stat strong {
    font-size: 1.65rem;
  }

  .overview-stat span {
    font-size: 0.65rem;
  }

  .section-heading {
    display: block;
  }

  .section-heading > p {
    margin-top: 0.7rem;
  }

  .route-grid {
    margin-bottom: 3.3rem;
  }

  .route-card {
    min-height: 470px;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 0.85fr;
  }

  .route-card-games {
    min-height: 310px;
    grid-template-rows: 1fr;
  }

  .route-copy {
    padding: 1.6rem;
  }

  .route-copy h3 {
    margin-top: 2rem;
  }

  .route-visual {
    min-height: 200px;
  }

  .route-visual::after {
    background: linear-gradient(180deg, var(--paper), transparent 28%);
  }

  .continue-band {
    grid-template-columns: auto 1fr;
    margin-bottom: 3.3rem;
  }

  .continue-band .button {
    grid-column: 1 / -1;
  }

  .workbench {
    border-radius: 22px;
  }

  .workbench-head {
    grid-template-columns: 1fr auto;
    gap: 0.8rem;
    padding: 1.4rem;
  }

  .selection-total strong {
    font-size: 2rem;
  }

  .workbench-tools {
    padding: 1rem 1.1rem;
  }

  .search-field {
    flex-basis: 100%;
  }

  .selection-actions {
    width: 100%;
  }

  .selection-actions .button {
    flex: 1;
  }

  .group-tabs {
    padding-inline: 1.1rem;
  }

  .verb-work-grid {
    max-height: 540px;
    grid-template-columns: 1fr;
    padding-inline: 1.1rem;
  }

  .verb-select-card {
    min-height: 100px;
  }

  .workbench-footer {
    align-items: stretch;
    flex-direction: column;
    padding-inline: 1.1rem;
  }

  .learning-topbar {
    min-height: 70px;
    grid-template-columns: 44px 1fr minmax(90px, 28vw);
    padding-inline: max(0.7rem, env(safe-area-inset-left));
  }

  .learning-topbar .topbar-back span {
    display: none;
  }

  .learning-progress {
    min-width: 0;
  }

  .mobile-word-select {
    width: 100%;
    font-size: 0.74rem;
  }

  .learning-canvas {
    height: 58vh;
    min-height: 390px;
  }

  .canvas-meta {
    top: 1rem;
    left: 1rem;
  }

  .canvas-hint {
    display: none;
  }

  .canvas-caption {
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
  }

  .canvas-caption strong {
    font-size: 3.2rem;
  }

  .sound-orbit {
    width: 270px;
  }

  .sound-orbit::before {
    width: 205px;
  }

  .sound-orbit::after {
    width: 130px;
  }

  .lesson-panel-inner {
    padding: 1.5rem 1.1rem 7.5rem;
  }

  .lesson-header h1 {
    font-size: 3.1rem;
  }

  .example-card {
    grid-template-columns: 96px 1fr;
  }

  .example-thumb {
    min-height: 138px;
  }

  .example-body {
    padding-left: 0.75rem;
  }

  .learning-bottom-nav {
    min-height: 74px;
    grid-template-columns: 54px 1fr 54px;
  }

  .word-switcher {
    padding-right: 0;
  }

  .word-switcher .button:last-child {
    display: none;
  }

  .step-switcher {
    gap: 0.45rem;
    padding-inline: 0.4rem;
  }

  .step-switcher .button {
    min-width: 0;
    flex: 1;
    padding-inline: 0.6rem;
  }

  .next-word-zone {
    padding-left: 0;
  }

  .vv-modal-card {
    padding: 2.5rem 1.25rem 1.5rem;
  }

  .vv-modal-actions {
    flex-direction: column;
  }

  .vv-toast {
    right: 1rem;
    bottom: calc(env(safe-area-inset-bottom) + 5.5rem);
    left: 1rem;
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Game atlas */

.game-page {
  min-height: 100dvh;
}

.game-topbar {
  position: sticky;
  z-index: 60;
  top: 0;
  display: grid;
  min-height: 78px;
  grid-template-columns: minmax(150px, 1fr) minmax(260px, 520px) minmax(150px, 1fr);
  gap: 1.25rem;
  align-items: center;
  padding:
    max(0.8rem, env(safe-area-inset-top))
    max(1.25rem, env(safe-area-inset-right))
    0.8rem
    max(1.25rem, env(safe-area-inset-left));
  border-bottom: 1px solid var(--line);
  background: rgba(247, 243, 234, 0.9);
  backdrop-filter: blur(22px);
}

.game-topbar .brand-lockup {
  justify-self: end;
}

.game-progress {
  display: grid;
  gap: 0.42rem;
}

.game-progress-labels {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-muted);
  font-size: 0.7rem;
  font-weight: 700;
}

.game-progress-labels strong {
  color: var(--navy);
}

.game-progress-track {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(10, 31, 59, 0.09);
}

.game-progress-fill {
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cobalt), var(--amber), var(--violet));
  transition: width 320ms ease;
}

.game-shell {
  width: min(1040px, 100%);
  margin: 0 auto;
  padding:
    clamp(1.5rem, 4vw, 3.5rem)
    max(1.25rem, env(safe-area-inset-right))
    max(4rem, calc(env(safe-area-inset-bottom) + 2rem))
    max(1.25rem, env(safe-area-inset-left));
}

.game-stage-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: end;
  margin-bottom: 1.4rem;
}

.game-stage-head h1 {
  margin: 0.45rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 5vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 0.9;
}

.game-stage-head > p {
  max-width: 26rem;
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.84rem;
  text-align: right;
}

.game-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-md);
  padding: clamp(1.25rem, 4vw, 3rem);
}

.game-panel::before {
  position: absolute;
  top: -7rem;
  right: -6rem;
  width: 18rem;
  height: 18rem;
  border: 1px solid rgba(21, 94, 239, 0.1);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.question-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.question-index,
.tense-pill {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  border-radius: 999px;
  padding: 0.32rem 0.65rem;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.question-index {
  background: var(--navy);
  color: #fff;
}

.tense-pill {
  background: var(--cobalt-pale);
  color: var(--cobalt);
}

.tense-pill.is-past {
  background: var(--amber-pale);
  color: #8a5200;
}

.tense-pill.is-perfect {
  background: var(--violet-pale);
  color: #5236aa;
}

.verb-prompt {
  margin: 0;
  font-family: var(--font-en);
  font-size: clamp(2.8rem, 8vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.9;
  text-align: center;
}

.verb-meaning {
  margin: 0.8rem 0 2rem;
  color: var(--cobalt);
  font-size: 0.9rem;
  font-weight: 700;
  text-align: center;
}

.assembly-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.assembly-zone {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.assembly-zone.is-past {
  border-color: rgba(216, 138, 23, 0.28);
  background: var(--amber-pale);
}

.assembly-zone.is-perfect {
  border-color: rgba(118, 84, 216, 0.25);
  background: var(--violet-pale);
}

.assembly-zone h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.choice-grid.is-single-column {
  grid-template-columns: 1fr;
}

.choice-button {
  min-height: 50px;
  cursor: pointer;
  border: 1px solid var(--line-strong);
  border-radius: 13px;
  background: #fff;
  padding: 0.68rem 0.75rem;
  color: var(--navy);
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

.choice-button:hover {
  transform: translateY(-2px);
  border-color: var(--cobalt);
  box-shadow: var(--shadow-sm);
}

.choice-button.is-selected {
  border-color: var(--cobalt);
  background: var(--cobalt-pale);
  box-shadow: 0 0 0 3px rgba(21, 94, 239, 0.08);
  color: var(--cobalt-deep);
}

.choice-button.is-correct {
  border-color: rgba(22, 128, 93, 0.5);
  background: var(--green-pale);
  color: var(--green);
}

.choice-button.is-wrong {
  border-color: #d06472;
  background: #fff0f2;
  color: #8c2735;
}

.game-feedback {
  min-height: 48px;
  margin: 1rem 0 0;
  border-radius: 13px;
  padding: 0.75rem 0.9rem;
  background: rgba(10, 31, 59, 0.04);
  color: var(--ink-muted);
  font-size: 0.82rem;
}

.game-feedback.is-success {
  background: var(--green-pale);
  color: var(--green);
}

.game-feedback.is-error {
  background: #fff0f2;
  color: #8c2735;
}

.game-action-row {
  display: flex;
  justify-content: flex-end;
  gap: 0.65rem;
  margin-top: 1rem;
}

.game-empty {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-md);
  padding: clamp(2rem, 7vw, 5rem);
  text-align: center;
}

.game-empty h1 {
  margin: 0.5rem 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: -0.05em;
}

.game-empty p {
  margin: 0 auto 1.5rem;
  color: var(--ink-muted);
}

/* Listen */

.listen-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.75fr) minmax(300px, 1.25fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
}

.listen-orbit {
  position: relative;
  display: grid;
  width: min(290px, 72vw);
  aspect-ratio: 1;
  place-items: center;
  margin: 0 auto;
  border: 1px solid rgba(21, 94, 239, 0.24);
  border-radius: 50%;
}

.listen-orbit::before,
.listen-orbit::after {
  position: absolute;
  border: 1px solid rgba(21, 94, 239, 0.18);
  border-radius: 50%;
  content: "";
}

.listen-orbit::before {
  inset: 15%;
}

.listen-orbit::after {
  inset: 30%;
  background: var(--cobalt-pale);
}

.listen-button {
  position: relative;
  z-index: 2;
  display: grid;
  width: 92px;
  height: 92px;
  cursor: pointer;
  place-items: center;
  border-radius: 50%;
  background: var(--cobalt);
  box-shadow: 0 20px 45px rgba(21, 94, 239, 0.28);
  color: #fff;
}

.listen-button .vv-icon {
  width: 30px;
  height: 30px;
}

.listen-button.is-playing {
  animation: sound-pulse 1s ease-in-out infinite;
}

.listen-copy {
  margin-top: 1rem;
  color: var(--ink-muted);
  font-size: 0.78rem;
  text-align: center;
}

.audio-fallback {
  min-height: 24px;
  margin: 0.4rem 0 0;
  color: #8c2735;
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 700;
  text-align: center;
}

/* Sentence gap */

.context-card {
  margin: 1rem 0 1.4rem;
  border-left: 4px solid var(--cobalt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--cobalt-pale);
  padding: clamp(1.2rem, 4vw, 2.3rem);
}

.context-card[data-tense="past"] {
  border-color: var(--amber);
  background: var(--amber-pale);
}

.context-card[data-tense="perfect"] {
  border-color: var(--violet);
  background: var(--violet-pale);
}

.context-sentence {
  margin: 0;
  font-family: var(--font-en);
  font-size: clamp(1.2rem, 3vw, 1.75rem);
  font-weight: 700;
  line-height: 1.55;
}

.sentence-gap {
  display: inline-block;
  min-width: 5.5rem;
  border-bottom: 2px solid currentColor;
  color: var(--cobalt);
  text-align: center;
}

.context-card[data-tense="past"] .sentence-gap {
  color: #8a5200;
}

.context-card[data-tense="perfect"] .sentence-gap {
  color: #5236aa;
}

.context-translation {
  margin: 0.65rem 0 0;
  color: var(--ink-muted);
  font-size: 0.82rem;
}

/* Time tracks */

.timeline-board {
  display: grid;
  gap: 1rem;
}

.timeline-lanes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.timeline-lane {
  min-height: 220px;
  cursor: pointer;
  border: 1px solid rgba(21, 94, 239, 0.28);
  border-radius: var(--radius-md);
  background: var(--cobalt-pale);
  padding: 0.8rem;
  transition:
    transform 170ms ease,
    border-color 170ms ease,
    box-shadow 170ms ease;
}

.timeline-lane:hover,
.timeline-lane:focus-visible,
.timeline-lane.is-drag-over {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.timeline-lane[data-lane="past"] {
  border-color: rgba(216, 138, 23, 0.32);
  background: var(--amber-pale);
}

.timeline-lane[data-lane="perfect"] {
  border-color: rgba(118, 84, 216, 0.3);
  background: var(--violet-pale);
}

.lane-head {
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(10, 31, 59, 0.1);
  padding-bottom: 0.7rem;
}

.lane-head span,
.lane-head strong {
  display: block;
}

.lane-head span {
  color: var(--ink-muted);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lane-head strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.lane-count {
  min-width: 28px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  padding: 0.22rem 0.42rem;
  font-size: 0.68rem;
  font-weight: 800;
  text-align: center;
}

.lane-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-content: flex-start;
  min-height: 135px;
  padding-top: 0.7rem;
}

.timeline-pool {
  min-height: 102px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.62);
  padding: 0.9rem;
}

.timeline-pool > p {
  margin: 0 0 0.65rem;
  color: var(--ink-muted);
  font-size: 0.7rem;
  font-weight: 700;
}

.pool-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.timeline-chip {
  min-height: 44px;
  max-width: 100%;
  cursor: grab;
  touch-action: manipulation;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: #fff;
  padding: 0.55rem 0.78rem;
  font-family: var(--font-en);
  font-size: 0.82rem;
  font-weight: 800;
  overflow-wrap: anywhere;
  user-select: none;
}

.timeline-chip.is-selected {
  border-color: var(--cobalt);
  box-shadow: 0 0 0 4px rgba(21, 94, 239, 0.12);
  color: var(--cobalt);
}

.timeline-chip.is-correct {
  border-color: rgba(22, 128, 93, 0.45);
  background: var(--green-pale);
  color: var(--green);
}

.timeline-chip.is-wrong {
  border-color: #d06472;
  background: #fff0f2;
  color: #8c2735;
}

/* Memory */

.memory-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--ink-muted);
  font-size: 0.78rem;
}

.memory-meta strong {
  color: var(--navy);
}

.memory-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
  width: min(680px, 100%);
  margin: 0 auto;
}

.memory-card {
  min-width: 0;
  min-height: 104px;
  aspect-ratio: 1.18;
  cursor: pointer;
  perspective: 800px;
  border-radius: 16px;
  background: transparent;
  padding: 0;
}

.memory-card-inner {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 420ms cubic-bezier(0.2, 0.72, 0.2, 1);
}

.memory-card.is-flipped .memory-card-inner,
.memory-card.is-matched .memory-card-inner {
  transform: rotateY(180deg);
}

.memory-face {
  position: absolute;
  inset: 0;
  display: grid;
  overflow: hidden;
  place-items: center;
  backface-visibility: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.55rem;
  text-align: center;
}

.memory-back {
  background: var(--navy);
  box-shadow: var(--shadow-sm);
  color: #fff;
}

.memory-back::before {
  width: 46%;
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  content: "";
}

.memory-back span {
  position: absolute;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.memory-front {
  transform: rotateY(180deg);
  background: #fff;
}

.memory-front strong,
.memory-front span {
  display: block;
  max-width: 100%;
}

.memory-front strong {
  font-family: var(--font-en);
  font-size: clamp(0.78rem, 2vw, 1.03rem);
  line-height: 1.15;
  overflow-wrap: anywhere;
}

.memory-front span {
  margin-top: 0.35rem;
  color: var(--ink-muted);
  font-size: 0.6rem;
}

.memory-card.is-matched {
  cursor: default;
}

.memory-card.is-matched .memory-front {
  border-color: rgba(22, 128, 93, 0.42);
  background: var(--green-pale);
  color: var(--green);
}

/* In-page results */

.game-result {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.5rem, 5vw, 4rem);
  text-align: center;
}

.game-result h1 {
  margin: 0.5rem 0;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 6vw, 4.4rem);
  letter-spacing: -0.065em;
  line-height: 0.95;
}

.result-orbit {
  position: relative;
  display: grid;
  width: 100px;
  height: 100px;
  place-items: center;
  margin: 0 auto 1rem;
  border: 1px solid rgba(21, 94, 239, 0.24);
  border-radius: 50%;
}

.result-orbit::before {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--cobalt-pale);
  content: "";
}

.result-orbit span {
  position: absolute;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cobalt);
}

.result-orbit span:nth-child(1) {
  top: 4px;
}

.result-orbit span:nth-child(2) {
  right: 8px;
  bottom: 14px;
  background: var(--amber);
}

.result-orbit span:nth-child(3) {
  bottom: 14px;
  left: 8px;
  background: var(--violet);
}

.result-lede {
  max-width: 34rem;
  margin: 0 auto;
  color: var(--ink-muted);
  font-size: 0.86rem;
}

.result-metrics {
  display: grid;
  max-width: 620px;
  grid-template-columns: repeat(3, 1fr);
  margin: 2rem auto 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.result-metrics div {
  padding: 1rem;
}

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

.result-metrics strong,
.result-metrics span {
  display: block;
}

.result-metrics strong {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  letter-spacing: -0.05em;
}

.result-metrics span {
  color: var(--ink-muted);
  font-size: 0.66rem;
}

.result-review {
  max-width: 620px;
  margin: 0 auto 1.5rem;
  border-radius: var(--radius-md);
  background: var(--ivory);
  padding: 1rem;
  text-align: left;
}

.result-review h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
}

.result-review ul {
  display: grid;
  gap: 0.4rem;
  max-height: 180px;
  margin: 0;
  overflow-y: auto;
  padding: 0;
  list-style: none;
}

.result-review li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding: 0.35rem 0;
  font-size: 0.75rem;
}

.result-review strong {
  color: var(--cobalt);
  font-family: var(--font-en);
}

.result-perfect {
  margin: 1.5rem auto;
  color: var(--green);
  font-weight: 700;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
}

/* Games lobby */

.game-lobby-shell {
  width: min(1320px, 100%);
  margin: 0 auto;
  padding:
    1.25rem max(1.25rem, env(safe-area-inset-right))
    max(5rem, calc(env(safe-area-inset-bottom) + 3rem))
    max(1.25rem, env(safe-area-inset-left));
}

.game-lobby-hero {
  position: relative;
  display: grid;
  min-height: 430px;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: var(--navy);
  box-shadow: var(--shadow-lg);
  color: #fff;
  padding: clamp(2rem, 6vw, 5.5rem);
}

.game-lobby-hero::after {
  position: absolute;
  right: -11rem;
  bottom: -15rem;
  width: 39rem;
  height: 39rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow:
    0 0 0 70px rgba(255, 255, 255, 0.025),
    0 0 0 140px rgba(255, 255, 255, 0.02);
  content: "";
}

.game-lobby-copy {
  position: relative;
  z-index: 2;
}

.game-lobby-copy .eyebrow {
  color: #86a9ff;
}

.game-lobby-copy h1 {
  max-width: 760px;
  margin: 0.8rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7.6rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.84;
}

.game-lobby-copy h1 em {
  color: var(--amber);
  font-style: normal;
}

.game-lobby-copy > p {
  max-width: 37rem;
  margin: 0;
  color: #c7d1df;
}

.lobby-snapshot {
  position: relative;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.07);
  padding: 1.5rem;
  backdrop-filter: blur(16px);
}

.lobby-snapshot h2 {
  margin: 0.3rem 0 1.25rem;
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.snapshot-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-bottom: 1rem;
}

.snapshot-stats div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.13);
  padding-left: 1rem;
}

.snapshot-stats strong,
.snapshot-stats span {
  display: block;
}

.snapshot-stats strong {
  font-family: var(--font-display);
  font-size: 2.35rem;
  letter-spacing: -0.05em;
}

.snapshot-stats span {
  color: #aebdce;
  font-size: 0.68rem;
}

.mastery-track {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.mastery-fill {
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--amber), var(--violet));
}

.snapshot-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  margin-top: 1rem;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
}

.recommended-path {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  margin: 1.25rem 0 3.5rem;
  border: 1px solid rgba(21, 94, 239, 0.18);
  border-radius: var(--radius-md);
  background: var(--cobalt-pale);
  padding: 1.2rem 1.35rem;
}

.path-number {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border-radius: 50%;
  background: var(--cobalt);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
}

.path-copy strong,
.path-copy span {
  display: block;
}

.path-copy strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.path-copy span {
  margin-top: 0.15rem;
  color: var(--ink-muted);
  font-size: 0.76rem;
}

.game-card-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}

.game-hub-card {
  position: relative;
  display: flex;
  min-height: 360px;
  grid-column: span 6;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-md);
  padding: clamp(1.5rem, 4vw, 3rem);
  color: var(--navy);
  text-decoration: none;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease;
}

.game-hub-card:nth-child(3) {
  grid-column: span 5;
}

.game-hub-card:nth-child(4) {
  grid-column: span 7;
  background: var(--navy);
  color: #fff;
}

.game-hub-card:nth-child(5) {
  grid-column: 3 / span 8;
}

.game-hub-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.hub-card-number {
  color: var(--cobalt);
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 0.8;
  opacity: 0.15;
}

.game-hub-card:nth-child(2) .hub-card-number {
  color: var(--amber);
}

.game-hub-card:nth-child(4) .hub-card-number {
  color: #a78bfa;
  opacity: 0.45;
}

.hub-card-copy {
  position: relative;
  z-index: 2;
  margin-top: auto;
}

.hub-card-copy h2 {
  margin: 0.4rem 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3.1rem);
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.hub-card-copy p {
  max-width: 33rem;
  margin: 0 0 1.25rem;
  color: var(--ink-muted);
  font-size: 0.82rem;
}

.game-hub-card:nth-child(4) .hub-card-copy p {
  color: #bac7d7;
}

.hub-card-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 0.45rem;
  color: var(--cobalt);
  font-size: 0.8rem;
  font-weight: 800;
}

.game-hub-card:nth-child(4) .hub-card-link {
  color: #fff;
}

@media (max-width: 900px) {
  .game-topbar {
    grid-template-columns: auto 1fr;
  }

  .game-topbar .brand-lockup {
    display: none;
  }

  .game-stage-head {
    display: block;
  }

  .game-stage-head > p {
    margin-top: 0.7rem;
    text-align: left;
  }

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

  .lobby-snapshot {
    max-width: 520px;
  }

  .game-hub-card,
  .game-hub-card:nth-child(3),
  .game-hub-card:nth-child(4),
  .game-hub-card:nth-child(5) {
    grid-column: span 12;
    min-height: 300px;
  }
}

@media (max-width: 680px) {
  .game-topbar {
    min-height: 70px;
    grid-template-columns: 44px 1fr;
    gap: 0.75rem;
    padding-inline: max(0.8rem, env(safe-area-inset-left));
  }

  .game-topbar .topbar-back span {
    display: none;
  }

  .game-progress-labels {
    font-size: 0.63rem;
  }

  .game-shell {
    padding-top: 1.3rem;
  }

  .game-stage-head h1 {
    font-size: 2.7rem;
  }

  .game-panel {
    border-radius: 22px;
    padding: 1.1rem;
  }

  .assembly-grid,
  .listen-layout {
    grid-template-columns: 1fr;
  }

  .choice-button {
    min-height: 48px;
    padding-inline: 0.45rem;
    font-size: 0.8rem;
  }

  .listen-orbit {
    width: 205px;
  }

  .listen-button {
    width: 72px;
    height: 72px;
  }

  .timeline-lanes {
    grid-template-columns: 1fr;
  }

  .timeline-lane {
    min-height: 132px;
  }

  .lane-cards {
    min-height: 58px;
  }

  .memory-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.45rem;
  }

  .memory-card {
    min-height: 78px;
    aspect-ratio: 1;
    border-radius: 12px;
  }

  .memory-face {
    border-radius: 12px;
    padding: 0.3rem;
  }

  .result-metrics {
    margin-top: 1.4rem;
  }

  .result-metrics div {
    padding: 0.75rem 0.35rem;
  }

  .result-actions {
    display: grid;
  }

  .game-lobby-shell {
    padding-top: 0.4rem;
  }

  .game-lobby-hero {
    min-height: auto;
    border-radius: 26px;
    padding: 2.2rem 1.35rem;
  }

  .game-lobby-copy h1 {
    font-size: clamp(3.5rem, 18vw, 5.8rem);
  }

  .recommended-path {
    grid-template-columns: auto 1fr;
  }

  .recommended-path .button {
    grid-column: 1 / -1;
  }

  .game-hub-card,
  .game-hub-card:nth-child(3),
  .game-hub-card:nth-child(4),
  .game-hub-card:nth-child(5) {
    min-height: 280px;
    border-radius: 22px;
    padding: 1.4rem;
  }
}