:root {
  /* Verba Interactive Genie AI palette: burgundy + coral + teal on a white base */
  --bg-top: #ffffff;
  --bg-bottom: #ffffff;
  --ink: #1b1a2e;
  --muted: #6b6472;
  --card: #ffffff;
  --accent: #e8623c;
  --accent-dark: #c94f2d;
  --teal: #1a9c8e;
  --teal-soft: #d9f0ec;
  --maroon: #7a1e42;
  --maroon-dark: #5c1631;
  --maroon-soft: #f4e3ea;
  --gold: #c9a227;
  --gold-soft: #fbf6e8;
  --gold-ink: #4a3728;
  --shadow: 0 12px 30px rgba(27, 26, 46, 0.1);
  --radius: 22px;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Nunito", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, rgba(122, 30, 66, 0.05), transparent 28%),
    radial-gradient(circle at 92% 6%, rgba(232, 98, 60, 0.06), transparent 26%),
    radial-gradient(circle at 75% 92%, rgba(26, 156, 142, 0.07), transparent 30%),
    var(--bg-top);
  background-attachment: fixed;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
}

.app {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 3rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.brand-logo {
  display: block;
  height: clamp(220px, 30vw, 400px);
  width: auto;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

/* ===== Front portal gate (landing only — does not affect topic / word cards) ===== */
.gate {
  width: min(520px, 100%);
  margin: 0 auto;
  padding: 0.5rem 0 2rem;
  text-align: center;
}

.gate-logo {
  display: block;
  height: clamp(200px, 28vw, 340px);
  width: auto;
  margin: 0 auto 0.35rem;
}

.gate-tagline {
  margin: 0 0 1.6rem;
  font-family: "Fredoka", sans-serif;
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--maroon);
}

.gate-presented {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.gate-org {
  margin: 0 0 1rem;
  font-family: "Fredoka", sans-serif;
  font-size: clamp(1.7rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--maroon);
  letter-spacing: -0.02em;
}

.gate-org-logo {
  width: 128px;
  height: 128px;
  margin: 0 auto 1.6rem;
  border-radius: 50%;
  border: 2px dashed rgba(122, 30, 66, 0.35);
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.95), transparent 55%),
    var(--maroon-soft);
  display: grid;
  place-items: center;
  color: var(--maroon);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  box-shadow: inset 0 0 0 6px rgba(255, 255, 255, 0.55);
}

.gate-org-logo span {
  max-width: 5.5rem;
  line-height: 1.25;
}

.gate-form {
  display: grid;
  gap: 0.85rem;
  margin: 0 auto 1.75rem;
  text-align: left;
}

.gate-field {
  display: grid;
  gap: 0.35rem;
}

.gate-field span {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--ink);
}

.gate-field input {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 1rem;
  border-radius: 14px;
  border: 1.5px solid rgba(122, 30, 66, 0.18);
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(27, 26, 46, 0.04);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.gate-field input::placeholder {
  color: #9a93a0;
  font-weight: 600;
}

.gate-field input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(26, 156, 142, 0.18);
}

.gate-error {
  margin: 0 0 0.35rem;
  padding: 0.7rem 0.9rem;
  border-radius: 12px;
  background: #fdeceb;
  border: 1px solid #f3b8b3;
  color: #7a1e1e;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.4;
}

.gate-submit {
  width: 100%;
  min-height: 52px;
  margin-top: 0.25rem;
  font-size: 1.05rem;
  border-radius: 16px;
}

.gate-submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

.gate-welcome {
  margin: 0 0 1rem;
  font-family: "Fredoka", sans-serif;
  font-size: clamp(1.25rem, 2.6vw, 1.55rem);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.gate-stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem 0.55rem;
  margin: 0 0 1.75rem;
  padding: 0;
}

.gate-stats li {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(122, 30, 66, 0.12);
  box-shadow: 0 6px 16px rgba(28, 42, 51, 0.05);
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
}

.gate-stats li:nth-child(odd) strong {
  color: var(--maroon);
}

.gate-stats li:nth-child(even) strong {
  color: var(--teal);
}

.gate-stats li strong {
  font-family: "Fredoka", sans-serif;
  font-weight: 700;
}

.gate-footer {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  color: #8a8490;
  letter-spacing: 0.01em;
}

.voice-warning {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  margin: 0 0 1.25rem;
  padding: 0.85rem 1rem;
  border-radius: 16px;
  background: #fdeceb;
  border: 1px solid #f3b8b3;
  box-shadow: 0 8px 20px rgba(153, 27, 27, 0.08);
}

.voice-warning-icon {
  font-size: 1.1rem;
  line-height: 1.5;
  flex-shrink: 0;
}

.voice-warning-text {
  flex: 1;
  margin: 0;
  color: #7a1e1e;
  font-weight: 700;
  font-size: clamp(0.85rem, 1.4vw, 0.95rem);
  line-height: 1.45;
}

.voice-warning-dismiss {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(153, 27, 27, 0.1);
  color: #7a1e1e;
  font-weight: 800;
  font-size: 0.8rem;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.voice-warning-dismiss:hover,
.voice-warning-dismiss:focus-visible {
  background: rgba(153, 27, 27, 0.2);
  transform: scale(1.08);
}

/* ===== Practice mode entry cards (after portal login) ===== */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
  width: min(820px, 100%);
  margin: 0.5rem auto 0;
}

.hub-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 220px;
  padding: 1.6rem 1.2rem;
  text-align: center;
  border-radius: 28px;
  border: 2px solid rgba(28, 42, 51, 0.06);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.32)),
    var(--teal-soft);
  box-shadow:
    0 12px 28px rgba(28, 42, 51, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.hub-card:nth-child(2) {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.32)),
    var(--maroon-soft);
}

.hub-card:hover,
.hub-card:focus-visible {
  transform: translateY(-7px) scale(1.02);
  border-color: var(--gold);
  box-shadow:
    0 18px 34px rgba(201, 162, 39, 0.24),
    0 0 0 1px rgba(201, 162, 39, 0.18);
  outline: none;
}

.hub-lock {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  border-radius: inherit;
  background: rgba(27, 26, 46, 0.48);
  color: #fff;
  pointer-events: none;
}

.hub-lock[hidden] {
  display: none;
}

.hub-lock-icon {
  font-size: 2.4rem;
  line-height: 1;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.35));
}

.hub-lock-label {
  font-family: "Fredoka", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hub-card-locked {
  cursor: not-allowed;
}

.hub-card-locked:hover,
.hub-card-locked:focus-visible {
  transform: none;
  border-color: rgba(28, 42, 51, 0.06);
  box-shadow:
    0 12px 28px rgba(28, 42, 51, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.hub-icon {
  display: grid;
  place-items: center;
  width: 4.6rem;
  height: 4.6rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 6px 14px rgba(28, 42, 51, 0.08);
  font-size: 2.2rem;
  line-height: 1;
}

.hub-card h2 {
  font-family: "Fredoka", sans-serif;
  margin: 0;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
}

.hub-back-wrap {
  margin: 0 0 0.35rem;
}

.vv-level-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  width: min(820px, 100%);
  margin: 0 auto;
}

.vv-level-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 200px;
  padding: 1.4rem 1.1rem;
  text-align: center;
  border-radius: 28px;
  border: 2px solid rgba(28, 42, 51, 0.06);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.32)),
    var(--vv-tint, var(--teal-soft));
  box-shadow:
    0 12px 28px rgba(28, 42, 51, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.vv-level-card:hover,
.vv-level-card:focus-visible {
  transform: translateY(-7px) scale(1.02);
  border-color: var(--gold);
  box-shadow:
    0 18px 34px rgba(201, 162, 39, 0.24),
    0 0 0 1px rgba(201, 162, 39, 0.18);
  outline: none;
}

.vv-level-card h2 {
  font-family: "Fredoka", sans-serif;
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--ink);
}

.vv-level-card .vv-level-sub {
  margin: 0;
  font-weight: 800;
  color: var(--maroon);
}

.vv-level-card .vv-level-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.stat-bar {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.55rem 0.6rem;
  margin: 0 0 1.6rem;
  padding: 0;
}

.stat-bar li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 1.2rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(122, 30, 66, 0.12);
  box-shadow: 0 6px 16px rgba(28, 42, 51, 0.06);
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 700;
  white-space: nowrap;
}

.stat-bar li:nth-child(odd) strong {
  color: var(--maroon);
}

.stat-bar li:nth-child(even) strong {
  color: var(--teal);
}

.stat-bar li strong {
  font-family: "Fredoka", sans-serif;
  font-weight: 700;
}

.hero-copy {
  margin-bottom: 0.35rem;
}

.hero-copy h2 {
  font-family: "Fredoka", sans-serif;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  margin: 0 0 0.35rem;
  letter-spacing: -0.01em;
}

.hero-copy p {
  margin: 0 0 1.65rem;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 38rem;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.05rem;
}

.topic-card {
  --topic-tint: #e8f4f2;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  min-height: 168px;
  padding: 1.15rem 1rem 1.05rem;
  text-align: center;
  border-radius: 26px;
  border: 2px solid rgba(28, 42, 51, 0.05);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.28)),
    var(--topic-tint);
  box-shadow:
    0 10px 24px rgba(28, 42, 51, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease;
  overflow: hidden;
}

.topic-card::before {
  content: "";
  position: absolute;
  inset: auto -20% -45% auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  pointer-events: none;
}

.topic-icon {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 4.1rem;
  height: 4.1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 6px 14px rgba(28, 42, 51, 0.08);
  font-size: 2rem;
  line-height: 1;
  letter-spacing: 0.02em;
}

.topic-copy {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.2rem;
}

.topic-card h3 {
  font-family: "Fredoka", sans-serif;
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.2;
  font-weight: 600;
  color: var(--ink);
}

.topic-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

/* Hover / keyboard focus: card glows with a darker shade of its OWN colour
   (fallback to gold first for browsers without color-mix() support) */
.topic-card:hover,
.topic-card:focus-visible {
  transform: translateY(-7px) scale(1.02);
  background: var(--gold-soft);
  border-color: var(--gold);
  box-shadow:
    0 18px 34px rgba(201, 162, 39, 0.24),
    0 0 0 1px rgba(201, 162, 39, 0.18);
  outline: none;
  z-index: 2;
}

@supports (color: color-mix(in srgb, red, blue)) {
  .topic-card:hover,
  .topic-card:focus-visible {
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.35)),
      var(--topic-tint);
    border-color: color-mix(in srgb, var(--topic-tint) 55%, #1b1a2e 45%);
    box-shadow:
      0 18px 34px color-mix(in srgb, var(--topic-tint) 55%, transparent),
      0 0 0 1px color-mix(in srgb, var(--topic-tint) 65%, #1b1a2e 35%);
  }

  .topic-card:hover h3,
  .topic-card:focus-visible h3 {
    color: var(--ink);
  }

  .topic-card:hover p,
  .topic-card:focus-visible p {
    color: color-mix(in srgb, var(--topic-tint) 70%, #1b1a2e 30%);
  }

  .topic-card:hover .topic-icon,
  .topic-card:focus-visible .topic-icon {
    background: color-mix(in srgb, var(--topic-tint) 30%, white 70%);
    box-shadow: 0 8px 16px color-mix(in srgb, var(--topic-tint) 60%, transparent);
  }
}

.topic-card:hover .topic-icon,
.topic-card:focus-visible .topic-icon {
  transform: scale(1.05);
}

.topic-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.topic-header h2 {
  font-family: "Fredoka", sans-serif;
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

.topic-header p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 46px;
  padding: 0.7rem 1.1rem;
  border-radius: 14px;
  background: var(--teal-soft);
  color: var(--teal);
  font-weight: 700;
  transition: background 0.15s ease, transform 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink);
  border: 1px solid rgba(28, 42, 51, 0.08);
}

.word-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.word-card {
  --tint: #e8f4f2;
  aspect-ratio: 1 / 1;
  border-radius: 24px;
  border: 3px solid transparent;
  padding: 0.9rem;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 0.35rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.28)),
    var(--tint);
  box-shadow:
    0 10px 24px rgba(28, 42, 51, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
  transition:
    transform 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease,
    color 0.15s ease;
}

.word-card::before {
  content: "";
  position: absolute;
  inset: auto -20% -45% auto;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  pointer-events: none;
}

.word-card:hover {
  transform: translateY(-3px);
}

.word-card:focus-visible {
  outline: none;
  border-color: var(--teal);
}

/* Selected / clicked card: same colour family, much darker so it stands out */
.word-card.active {
  background: rgba(27, 26, 46, 0.88);
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.02)),
    color-mix(in srgb, var(--tint) 42%, #1b1a2e 58%);
  border-color: rgba(27, 26, 46, 0.4);
  box-shadow: 0 0 0 4px rgba(27, 26, 46, 0.2), var(--shadow);
  transform: translateY(-3px) scale(1.02);
}

.word-card.active .english,
.word-card.active .french {
  color: #ffffff;
}

.word-card .english {
  position: relative;
  z-index: 1;
  font-family: "Fredoka", sans-serif;
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink);
}

.word-card .picture {
  position: relative;
  z-index: 1;
  place-self: center;
  display: grid;
  place-items: center;
  width: clamp(3.6rem, 9vw, 4.6rem);
  height: clamp(3.6rem, 9vw, 4.6rem);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 6px 14px rgba(28, 42, 51, 0.08);
  font-size: clamp(1.9rem, 5vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: 0.04em;
}

.word-card.active .picture {
  background: rgba(255, 255, 255, 0.92);
}

/* Recolor green animal emoji (e.g. lizard) toward brown */
.emoji-tint-brown {
  display: inline-block;
  filter: sepia(0.95) saturate(2.4) hue-rotate(-18deg) brightness(0.72);
}

.word-card .french {
  position: relative;
  z-index: 1;
  font-weight: 800;
  font-size: clamp(0.9rem, 1.7vw, 1.1rem);
  line-height: 1.2;
  color: #163a45;
}

.word-card .speaker {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 1;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.75);
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  opacity: 0.85;
}

.topic-extras {
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(28, 42, 51, 0.08);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1.1rem;
}

.btn-details {
  background: var(--maroon);
  color: #fff;
}

.btn-details:hover {
  background: var(--maroon-dark);
}

.details-note {
  margin: 0;
  flex: 1 1 220px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.35;
}

.hint {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 0.98rem;
}

.empty-state {
  background: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  color: var(--muted);
}

/* Big classroom focus card */
.focus-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.focus-overlay[hidden] {
  display: none;
}

.focus-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(18, 28, 34, 0.62);
  backdrop-filter: blur(4px);
}

.focus-stage {
  position: relative;
  z-index: 1;
  width: min(560px, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  animation: focus-pop 0.22s ease;
}

@keyframes focus-pop {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.focus-close {
  position: absolute;
  top: -0.35rem;
  right: -0.35rem;
  z-index: 2;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--maroon);
  color: #fff;
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 8px 20px rgba(122, 30, 66, 0.4);
  transition: transform 0.15s ease, background 0.15s ease;
}

.focus-close:hover {
  background: var(--maroon-dark);
  transform: scale(1.06);
}

.focus-card {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 36px;
  border: 5px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  padding: 1.6rem 1.4rem 1.8rem;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  gap: 0.5rem;
  text-align: center;
  transition: transform 0.15s ease;
}

.focus-card:hover {
  transform: scale(1.015);
}

.focus-card:focus-visible {
  outline: 4px solid #fff;
  outline-offset: 4px;
}

.focus-english {
  font-family: "Fredoka", sans-serif;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--ink);
}

.focus-picture {
  display: grid;
  place-items: center;
  font-size: clamp(5rem, 16vw, 8.5rem);
  line-height: 1.1;
  letter-spacing: 0.06em;
  filter: drop-shadow(0 8px 0 rgba(0, 0, 0, 0.06));
}

.focus-picture .emoji-tint-brown {
  filter: sepia(0.95) saturate(2.4) hue-rotate(-18deg) brightness(0.72);
}

.focus-french {
  font-weight: 800;
  font-size: clamp(1.7rem, 4.5vw, 2.4rem);
  line-height: 1.15;
  color: #163a45;
}

.focus-speaker {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  font-weight: 700;
  color: rgba(28, 42, 51, 0.7);
}

.focus-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
}

.focus-nav .btn {
  min-width: 120px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
}

.focus-nav .btn-primary {
  background: var(--accent);
  color: #fff;
}

body.focus-open {
  overflow: hidden;
}

@media (max-width: 640px) {
  .app {
    width: min(100% - 1.2rem, 1180px);
    padding-top: 1rem;
  }

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

  .hub-card {
    min-height: 160px;
    padding: 1.2rem 1rem;
  }

  .vv-level-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .vv-level-card {
    min-height: 150px;
    padding: 1.15rem 1rem;
  }

  .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
  }

  .topic-card {
    min-height: 148px;
    padding: 0.95rem 0.75rem;
    border-radius: 22px;
  }

  .topic-icon {
    width: 3.4rem;
    height: 3.4rem;
    font-size: 1.7rem;
    border-radius: 15px;
  }

  .topic-card h3 {
    font-size: 1rem;
  }

  .word-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
  }

  .word-card {
    padding: 0.7rem;
    border-radius: 18px;
  }

  .controls {
    width: 100%;
  }

  .controls .btn {
    flex: 1 1 auto;
  }
}