/* ============================================================
   Cartoon French — Free A0 Starter
   ============================================================ */

.a0-page .bmc-float { bottom: 88px; }

.a0-hero {
  padding: calc(var(--nav-h) + 40px) 0 36px;
  background:
    radial-gradient(ellipse 55% 50% at 90% 10%, rgba(199, 58, 69, 0.08), transparent 55%),
    radial-gradient(ellipse 50% 45% at 5% 80%, rgba(30, 58, 110, 0.11), transparent 50%),
    var(--cf-bg);
}
.a0-hero.compact { padding-bottom: 20px; }
.a0-hero-inner {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 32px;
  align-items: center;
}
.a0-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  color: var(--cf-primary);
  padding: 7px 14px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.8rem;
  margin-bottom: 16px;
  box-shadow: var(--cf-shadow);
}
.a0-hero h1 {
  font-family: var(--cf-font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 12px;
}
.a0-hero h1 span {
  background: linear-gradient(120deg, var(--cf-primary), var(--cf-aqua), var(--cf-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.a0-hero p {
  color: var(--cf-text-muted);
  max-width: 520px;
  margin-bottom: 22px;
  font-size: 1.05rem;
}
.a0-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.a0-hero-stats {
  display: grid;
  gap: 12px;
}
.a0-stat {
  background: color-mix(in srgb, var(--cf-surface) 88%, transparent);
  backdrop-filter: blur(12px);
  border: 1px solid var(--cf-border);
  border-radius: 16px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  box-shadow: var(--cf-shadow);
}
.a0-stat strong {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--cf-primary);
  letter-spacing: -0.02em;
}
.a0-stat span { font-size: 0.85rem; color: var(--cf-text-muted); font-weight: 600; }

/* padding-block only — never reset .container padding-inline gutters */
.a0-wrap { padding-block: 12px 72px; }

.a0-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  padding: 8px;
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  border-radius: 16px;
  box-shadow: var(--cf-shadow);
}
.a0-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--cf-text-muted);
  transition: all var(--cf-transition);
}
.a0-tab:hover { color: var(--cf-primary); background: var(--cf-primary-light); }
.a0-tab.active {
  background: var(--cf-primary);
  color: #fff;
}

.a0-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}
.a0-card {
  background: var(--cf-surface);
  border: 1.5px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 26px 22px;
  color: inherit;
  text-decoration: none;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.a0-card:hover {
  transform: translateY(-6px);
  border-color: transparent;
  box-shadow: var(--cf-shadow-lg);
  color: inherit;
}
.a0-card h2 { font-size: 1.15rem; font-weight: 800; }
.a0-card p { color: var(--cf-text-muted); font-size: 0.92rem; flex: 1; }
.a0-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--cf-primary);
  margin-top: 8px;
}

.a0-gate {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 30px;
  border-radius: var(--cf-radius-lg);
  background: linear-gradient(135deg, var(--cf-ink) 0%, #1b2f66 55%, var(--cf-accent) 130%);
  color: #fff;
  margin-top: 12px;
}
.a0-gate-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.8;
  margin-bottom: 8px;
}
.a0-gate h3 { font-size: 1.35rem; font-weight: 800; margin-bottom: 6px; }
.a0-gate p { opacity: 0.85; max-width: 480px; font-size: 0.95rem; }
.a0-gate-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.a0-gate .btn-primary { background: #fff; color: var(--cf-ink); }
.a0-gate .btn-outline { border-color: rgba(255,255,255,0.55); color: #fff; }

.a0-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}
.a0-page .filter-chip {
  display: inline-flex;
  padding: 8px 14px;
  border-radius: 50px;
  border: 1.5px solid var(--cf-border);
  background: var(--cf-surface);
  color: var(--cf-text-muted);
  font-weight: 700;
  font-size: 0.82rem;
  text-decoration: none;
  transition: all var(--cf-transition);
}
.a0-page .filter-chip:hover,
.a0-page .filter-chip.active {
  border-color: var(--cf-primary);
  background: var(--cf-primary-light);
  color: var(--cf-primary);
}

.a0-vocab-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.a0-vocab-card {
  background: var(--cf-surface);
  border: 1.5px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 18px;
  transition: all var(--cf-transition);
}
.a0-vocab-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--cf-shadow);
  border-color: color-mix(in srgb, var(--cf-aqua) 40%, var(--cf-border));
}
.a0-vocab-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.a0-vocab-num {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--cf-text-light);
  letter-spacing: 0.04em;
}
.a0-vocab-cat {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--cf-accent-light);
  color: var(--cf-accent-dark);
  padding: 3px 8px;
  border-radius: 6px;
  margin-right: auto;
}
.a0-vocab-fr {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--cf-primary);
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.a0-vocab-en { font-weight: 700; margin-bottom: 4px; }
.a0-vocab-phon {
  font-size: 0.85rem;
  color: var(--cf-text-light);
  font-style: italic;
  margin-bottom: 12px;
}
.a0-vocab-ex {
  border-top: 1px solid var(--cf-border);
  padding-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.86rem;
}
.a0-vocab-ex em { color: var(--cf-text); font-style: italic; }
.a0-vocab-ex span { color: var(--cf-text-muted); }

.a0-alpha-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.a0-alpha-card {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  align-items: stretch;
  background: var(--cf-surface);
  border: 1.5px solid var(--cf-border);
  border-radius: var(--cf-radius);
  overflow: hidden;
  transition: all var(--cf-transition);
}
.a0-alpha-card:hover {
  box-shadow: var(--cf-shadow);
  transform: translateY(-3px);
}
.a0-alpha-letter {
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, var(--cf-primary), var(--cf-aqua));
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
}
.a0-alpha-body { padding: 14px 16px 14px 0; display: flex; flex-direction: column; gap: 10px; }
.a0-alpha-name {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.a0-alpha-name span { font-size: 0.75rem; color: var(--cf-text-light); font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }
.a0-alpha-name strong { font-style: italic; color: var(--cf-text-muted); }
.a0-alpha-example {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.a0-speak-text {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  color: var(--cf-primary);
  font: inherit;
  text-align: left;
}
.a0-speak-text:hover { color: var(--cf-accent); }
.a0-alpha-example span { font-weight: 600; color: var(--cf-text); }
.a0-alpha-example small { color: var(--cf-text-light); font-style: italic; }

.a0-dialog-list { display: flex; flex-direction: column; gap: 20px; }
.a0-dialog {
  background: var(--cf-surface);
  border: 1.5px solid var(--cf-border);
  border-radius: var(--cf-radius-lg);
  overflow: hidden;
  box-shadow: var(--cf-shadow);
}
.a0-dialog-head {
  padding: 22px 24px 12px;
  border-bottom: 1px solid var(--cf-border);
  background: var(--cf-surface-2);
}
.a0-dialog-head h2 { font-size: 1.2rem; font-weight: 800; margin-bottom: 4px; }
.a0-dialog-head p { color: var(--cf-text-muted); font-size: 0.92rem; }
.a0-dialog-lines { list-style: none; padding: 12px 16px 20px; display: flex; flex-direction: column; gap: 10px; }
.a0-line {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--cf-bg);
}
.a0-line.speaker-b { background: var(--cf-primary-light); }
.a0-who {
  width: 36px; height: 36px;
  border-radius: 12px;
  display: grid; place-items: center;
  font-weight: 800;
  font-size: 0.85rem;
  background: var(--cf-primary);
  color: #fff;
}
.speaker-b .a0-who { background: var(--cf-accent); }
.a0-line-fr {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}
.a0-line-fr strong { font-size: 1.02rem; }
.a0-line-en { display: block; color: var(--cf-text-muted); font-size: 0.9rem; }
.a0-line-phon { display: block; color: var(--cf-text-light); font-size: 0.82rem; font-style: italic; margin-top: 2px; }

.a0-next-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--cf-border);
}

.a0-page .btn-audio {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1.5px solid var(--cf-border);
  background: var(--cf-surface);
  cursor: pointer;
  display: grid; place-items: center;
  color: var(--cf-primary);
  transition: all 0.25s ease;
  flex-shrink: 0;
}
.a0-page .btn-audio:hover,
.a0-page .btn-audio.speaking {
  background: var(--cf-primary);
  border-color: var(--cf-primary);
  color: #fff;
}

@media (max-width: 960px) {
  .a0-hero-inner { grid-template-columns: 1fr; }
  .a0-hero-stats { grid-template-columns: repeat(3, 1fr); }
  .a0-cards, .a0-vocab-grid { grid-template-columns: 1fr 1fr; }
  .a0-alpha-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .a0-cards, .a0-vocab-grid, .a0-hero-stats { grid-template-columns: 1fr; }
  .a0-tabs { flex-direction: column; }
  .a0-gate {
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 18px;
  }
  .a0-vocab-card,
  .a0-card {
    width: 100%;
    max-width: 100%;
  }
  .a0-next-row { flex-direction: column; }
}

/* Dark mode — A0 contrast */
[data-theme="dark"] .a0-badge {
  color: var(--cf-primary);
  background: var(--cf-surface);
  border-color: color-mix(in srgb, var(--cf-primary) 30%, var(--cf-border));
}
[data-theme="dark"] .a0-stat,
[data-theme="dark"] .a0-card,
[data-theme="dark"] .a0-vocab-card,
[data-theme="dark"] .a0-alpha-card,
[data-theme="dark"] .a0-dialog {
  background: var(--cf-surface);
  border-color: var(--cf-border);
  color: var(--cf-text);
}
[data-theme="dark"] .a0-stat strong,
[data-theme="dark"] .a0-page .btn-audio {
  color: var(--cf-primary);
}
[data-theme="dark"] .a0-page .btn-audio:hover,
[data-theme="dark"] .a0-page .btn-audio.speaking {
  color: var(--cf-on-primary);
}

/* —— A0 home modern motion —— */
.a0-hero--modern {
  position: relative;
  overflow: hidden;
  padding: 48px 0 36px;
  background:
    linear-gradient(160deg, rgba(27, 47, 102, 0.06), transparent 42%),
    linear-gradient(20deg, rgba(214, 40, 57, 0.07), transparent 40%),
    var(--cf-bg);
}
.a0-hero-glow {
  position: absolute;
  width: 420px;
  height: 420px;
  right: -80px;
  top: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(214, 40, 57, 0.22), transparent 68%);
  animation: a0-glow 7s ease-in-out infinite alternate;
  pointer-events: none;
}
.a0-hero-orbit {
  position: absolute;
  width: 280px;
  height: 280px;
  left: -60px;
  bottom: -40px;
  border-radius: 50%;
  border: 1px dashed rgba(27, 47, 102, 0.2);
  animation: a0-orbit 18s linear infinite;
  pointer-events: none;
}
.a0-hero--modern .a0-hero-inner {
  position: relative;
  z-index: 1;
  align-items: center;
  gap: 36px;
}
.a0-hero-visual {
  position: relative;
  min-height: 260px;
}
.a0-float-card {
  position: absolute;
  padding: 12px 16px;
  border-radius: 16px;
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  box-shadow: 0 16px 40px rgba(20, 28, 51, 0.1);
  display: flex;
  flex-direction: column;
  gap: 2px;
  animation: a0-float 5.5s ease-in-out infinite;
}
.a0-float-card strong { font-size: 1.05rem; color: var(--cf-primary); }
.a0-float-card span { font-size: 0.82rem; color: var(--cf-text-muted); font-weight: 600; }
.a0-float-card--1 { top: 8%; left: 8%; animation-delay: 0s; }
.a0-float-card--2 { top: 36%; right: 6%; animation-delay: 0.8s; }
.a0-float-card--3 { bottom: 28%; left: 22%; animation-delay: 1.4s; }
.a0-hero-visual .a0-hero-stats {
  position: relative;
  margin-top: 170px;
  z-index: 2;
}
.a0-section-head {
  margin: 8px 0 22px;
  max-width: 560px;
}
.a0-section-head h2 {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.a0-section-head p { color: var(--cf-text-muted); }

.a0-reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: a0-rise 0.7s ease forwards;
  animation-delay: var(--d, 0s);
}
.a0-card {
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.a0-card:hover {
  transform: translateY(-6px);
}
.a0-cta-pulse {
  animation: a0-pulse-soft 2.4s ease-in-out infinite;
}

@keyframes a0-rise {
  to { opacity: 1; transform: none; }
}
@keyframes a0-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes a0-glow {
  from { transform: scale(1); opacity: 0.75; }
  to { transform: scale(1.15); opacity: 1; }
}
@keyframes a0-orbit {
  to { transform: rotate(360deg); }
}
@keyframes a0-pulse-soft {
  0%, 100% { box-shadow: 0 10px 28px rgba(27, 47, 102, 0.18); }
  50% { box-shadow: 0 14px 36px rgba(214, 40, 57, 0.28); }
}

@media (max-width: 900px) {
  .a0-float-card { display: none; }
  .a0-hero-visual .a0-hero-stats { margin-top: 0; }
}

/* A0 reading extras */
.a0-hero--reading { padding-bottom: 28px; }
.a0-read-story { margin-top: 8px; }
.a0-read-grid { margin-bottom: 28px; }
.a0-cards { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) {
  .a0-cards { grid-template-columns: 1fr; }
}