/*
 * Apparence inspirée du kit Catalyst (Tailwind Plus) : gris zinc, coins
 * arrondis, bordures légères. Mobile d'abord ; à partir de 64rem, contenu
 * dans une carte blanche sur fond gris (StackedLayout de Catalyst).
 */
:root {
  --color-text: #09090b;
  --color-muted: #71717a;
  --color-border: rgb(9 9 11 / 0.1);
  --color-divider: rgb(9 9 11 / 0.05);
  --color-hover: rgb(9 9 11 / 0.05);
  --color-surface: #f4f4f5;
  --color-accent: #2563eb;
  --color-warning: #a16207;
  --color-warning-bg: #fef9c3;
  --color-danger: #b91c1c;
  --color-danger-bg: #fee2e2;
  --color-ok: #15803d;
  --color-ok-bg: #dcfce7;
  --space: 0.75rem;
  --radius: 0.5rem;
  --touch: 2.75rem;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--color-text);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

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

body {
  margin: 0;
  line-height: 1.5;
}

a {
  color: var(--color-accent);
}

form {
  margin-bottom: 1.5rem;
}

form.inline {
  display: inline;
  margin: 0;
}

/* En-tête : marque et déconnexion sur une ligne, navigation sur la suivante. */
header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem var(--space);
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--color-border);
  background: white;
}

header .brand {
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--color-text);
  text-decoration: none;
  padding: 0.5rem 0;
}

header form.inline {
  margin-left: auto;
}

header nav {
  order: 1;
  flex-basis: 100%;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin: 0 -0.5rem;
}

header nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: var(--touch);
  padding: 0 0.5rem;
  border-radius: var(--radius);
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
}

header nav a:hover {
  background: var(--color-hover);
}

/* Lien actif : trait sous le libellé, comme le Navbar de Catalyst. */
header nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.5rem;
  right: 0.5rem;
  bottom: 0.25rem;
  height: 2px;
  border-radius: 1px;
  background: var(--color-text);
}

main {
  padding: 1.5rem 1rem 3rem;
}

h1 {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  line-height: 1.33;
  font-weight: 600;
}

h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.125rem;
  line-height: 1.5;
  font-weight: 600;
}

p,
ul {
  margin: 0 0 1rem;
}

.table-wrap {
  overflow-x: auto;
  margin: 0 0 1rem;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.875rem;
}

th,
td {
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--color-divider);
  text-align: left;
  vertical-align: top;
}

th {
  border-bottom-color: var(--color-border);
  color: var(--color-muted);
  font-weight: 500;
  white-space: nowrap;
}

th:first-child,
td:first-child {
  padding-left: 0;
}

th:last-child,
td:last-child {
  padding-right: 0;
}

td.number {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 1rem;
  max-width: 30rem;
}

.field label {
  font-weight: 500;
}

/* Champs pleine largeur, dans la limite de `.field`. */
input:not([type="checkbox"], [type="hidden"]),
select {
  width: 100%;
  min-height: var(--touch);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: white;
  color: inherit;
  font: inherit;
}

input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  vertical-align: -0.2rem;
  accent-color: var(--color-text);
}

input:focus-visible,
select:focus-visible,
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.field-error {
  margin: 0;
  color: var(--color-danger);
}

.hint {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
}

button,
a.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch);
  padding: 0 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: white;
  color: var(--color-text);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

button:hover,
a.button:hover {
  background: var(--color-surface);
}

button.primary,
a.button.primary {
  background: var(--color-text);
  border-color: var(--color-text);
  color: white;
}

button.primary:hover,
a.button.primary:hover {
  background: #27272a;
}

a.shortcut {
  display: inline-block;
  margin: 0 0.25rem 0.25rem 0;
  padding: 0 0.5rem;
  border-radius: 999px;
}

a.shortcut[aria-current="page"] {
  background: var(--color-text);
  color: white;
  font-weight: 600;
  text-decoration: none;
}

/* Sélection affichée (commune, période) au-dessus du résultat. */
.selection {
  padding: var(--space) 1rem;
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.badge {
  display: inline-block;
  margin: 0 0.25rem 0.125rem 0;
  padding: 0 0.375rem;
  border-radius: 0.375rem;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.5;
  white-space: nowrap;
  background: var(--color-surface);
  color: #3f3f46;
}

.badge.warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge.danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.badge.ok {
  background: var(--color-ok-bg);
  color: var(--color-ok);
}

.alert {
  padding: var(--space) 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  background: var(--color-surface);
}

.alert.warning {
  background: var(--color-warning-bg);
}

.alert.danger {
  background: var(--color-danger-bg);
}

/* Bureau : navigation dans la ligne de l'en-tête, cibles plus compactes. */
@media (min-width: 48rem) {
  :root {
    --touch: 2.25rem;
  }

  header {
    padding: 0.5rem 1.5rem;
  }

  header nav {
    order: 0;
    flex: 1;
    flex-basis: auto;
    margin: 0;
  }

  header nav a[aria-current="page"]::after {
    bottom: -0.5rem;
  }

  main {
    padding: 2rem 1.5rem 3rem;
  }

  h1 {
    font-size: 1.25rem;
  }

  body {
    font-size: 0.9375rem;
  }
}

/* Grand écran : contenu dans une carte, comme le StackedLayout de Catalyst. */
@media (min-width: 64rem) {
  body {
    background: var(--color-surface);
  }

  header {
    border-bottom: 0;
    background: transparent;
  }

  main {
    max-width: 80rem;
    margin: 0 0.5rem 0.5rem;
    padding: 2.5rem;
    border-radius: var(--radius);
    background: white;
    box-shadow: 0 0 0 1px var(--color-border);
  }
}

/* Accueil public : sections lisibles, cartes en grille, pied de page. */
h3 {
  margin: 0 0 0.375rem;
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 600;
}

footer {
  padding: 1.5rem 1rem 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1rem;
  margin-bottom: 0.5rem;
}

footer nav a {
  display: inline-flex;
  align-items: center;
  min-height: var(--touch);
}

footer p {
  max-width: 42rem;
  margin: 0;
}

.cards p {
  margin: 0;
}

main > :is(.hero, section[id]) {
  max-width: 64rem;
  scroll-margin-top: 1rem;
}

main > section[id] {
  margin-top: 2.5rem;
}

main > :is(.hero, section[id]) > p,
main > section[id] > ul:not(.cards) {
  max-width: 42rem;
}

.hero h1 {
  margin-bottom: 1rem;
  font-size: 1.875rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.hero .lead {
  font-size: 1.125rem;
  color: #3f3f46;
}

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

.hint,
footer {
  color: #52525b;
}

.problems,
.cards {
  padding-left: 0;
  list-style: none;
}

.cards {
  display: grid;
  gap: var(--space);
}

.cards li {
  padding: 1rem;
  border-radius: var(--radius);
  box-shadow: 0 0 0 1px var(--color-border);
}

.problems li + li {
  margin-top: 0.75rem;
}

.faq p {
  margin: 0;
}

@media (min-width: 48rem) {
  .hero h1 {
    font-size: 2.25rem;
  }

  .cards {
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  }

  footer {
    padding: 1.5rem;
  }
}

@media (min-width: 64rem) {
  footer {
    max-width: 80rem;
    border-top: 0;
  }
}

/*
 * Accueil (body.landing) : bandes pleine largeur, contenu centré sur 68rem
 * grâce à --gutter, hero centré, capture de démonstration, icônes.
 */
.landing {
  --gutter: max(1.25rem, calc((100% - 68rem) / 2));
  --color-accent-dark: #1d4ed8;
  background: white;
}

.landing header {
  position: sticky;
  top: 0;
  z-index: 5;
  min-height: 3.5rem;
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--color-border);
  background: rgb(255 255 255 / 0.9);
  backdrop-filter: blur(8px);
}

.landing header nav {
  order: 0;
  flex: 1;
  flex-basis: auto;
  justify-content: flex-end;
  align-items: center;
  gap: 0.25rem 1.25rem;
  margin: 0;
}

.landing header nav a {
  color: #52525b;
  font-size: 0.9rem;
}

.landing header nav a.button {
  min-height: 2.25rem;
  padding: 0 1rem;
  font-size: 0.85rem;
}

.landing a.button.primary {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.landing header nav a.button.primary {
  color: white;
}

.landing a.button.primary:hover {
  border-color: var(--color-accent-dark);
  background: var(--color-accent-dark);
}

@media (max-width: 44rem) {
  .landing header nav a:not(.button) {
    display: none;
  }
}

.landing main {
  max-width: none;
  margin: 0;
  padding: 0;
  border-radius: 0;
  background: none;
  box-shadow: none;
}

.landing main > :is(.hero, section[id]) {
  max-width: none;
  margin-top: 0;
  padding: 4rem var(--gutter);
}

.landing h2 {
  margin: 0.25rem 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.landing main > section[id] > h2 {
  text-align: center;
}

/* Mentions légales : fiche centrée sur fond gris, sections séparées. */
.landing main:has(> .legal) {
  background: var(--color-surface);
  padding: 2rem var(--gutter) 3rem;
}

.landing main > .legal {
  max-width: 44rem;
  margin: 0 auto;
  padding: 2rem 1.5rem 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 1px 3px rgb(9 9 11 / 0.06);
  line-height: 1.65;
}

.landing .legal h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  letter-spacing: -0.02em;
}

.landing .legal h2 {
  margin: 2rem 0 0.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-accent);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.landing .legal h1 + h2 {
  border-top: 0;
  padding-top: 0;
}

.landing .legal h3 {
  margin: 1.5rem 0 0.4rem;
  font-size: 1.05rem;
}

.landing .legal p,
.landing .legal li {
  margin: 0.4rem 0;
  color: #3f3f46;
}

.landing .legal p.field-error {
  margin: 0;
  color: var(--color-danger);
}

.landing .legal ul {
  padding-left: 1.25rem;
}

.eyebrow {
  margin: 0;
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
}

.intro {
  margin: 0 auto 2.5rem;
  color: #52525b;
  font-size: 1.05rem;
  text-align: center;
}

/* Hero centré, dégradé bleu léger. */
.landing main > .hero {
  padding-top: 4.5rem;
  padding-bottom: 3rem;
  background: radial-gradient(
    60rem 28rem at 50% -8rem,
    #dbeafe 0,
    rgb(219 234 254 / 0) 70%
  );
  text-align: center;
}

.landing .hero h1 {
  max-width: 46rem;
  margin: 1.25rem auto 1rem;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.landing .hero > p {
  margin-right: auto;
  margin-left: auto;
}

.landing .hero .lead {
  max-width: 38rem;
  color: #52525b;
}

.landing .actions {
  justify-content: center;
  margin-top: 2rem;
}

.landing .hero .hint {
  margin-top: 1rem;
}

/* Capture de démonstration : fenêtre factice autour d'un vrai tableau. */
.shot {
  max-width: 56rem;
  margin: 3rem auto 0;
  padding: 0.75rem;
  border-radius: 1rem;
  background: rgb(9 9 11 / 0.05);
  box-shadow: inset 0 0 0 1px var(--color-border);
  text-align: left;
}

.window {
  overflow: hidden;
  border-radius: 0.6rem;
  background: white;
  box-shadow:
    0 0 0 1px var(--color-border),
    0 20px 40px -20px rgb(9 9 11 / 0.25);
}

.window-bar {
  display: flex;
  gap: 0.4rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--color-border);
  background: #fafafa;
}

.window-bar i {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: #d4d4d8;
}

.window-body {
  padding: 1.25rem;
}

.window h3 {
  margin: 0 0 0.25rem;
}

.window .hint {
  margin-bottom: 1rem;
}

.totals {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0 0 1rem;
}

.totals div {
  min-width: 9rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 0 0 1px var(--color-border);
}

@media (max-width: 40rem) {
  .totals div {
    flex: 1 1 100%;
  }
}

.totals dt {
  color: #52525b;
  font-size: 0.75rem;
}

.totals dd {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
}

.window table {
  font-size: 0.8125rem;
}

.shot figcaption {
  padding-top: 0.75rem;
  color: #52525b;
  font-size: 0.8rem;
  text-align: center;
}

/* Bandes. */
.landing main > .stats {
  padding: 3rem var(--gutter);
  border-radius: 0;
}

.landing .stats dd {
  font-size: 2.25rem;
}

.landing .problem > ul {
  margin-right: auto;
  margin-left: auto;
}

.landing .cards {
  grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr));
  gap: 1rem;
}

.landing .features {
  gap: 2rem 1.5rem;
}

.landing .features li {
  padding: 0;
  box-shadow: none;
}

.icon {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 0.75rem;
  border-radius: 0.6rem;
  background: #dbeafe;
  color: var(--color-accent);
}

.icon svg {
  width: 1.3rem;
  height: 1.3rem;
}

.features p {
  color: #52525b;
  font-size: 0.95rem;
}

.landing main > section[id].limits {
  margin: 0 var(--gutter);
  padding: 1.5rem 1.75rem;
  border-radius: var(--radius);
  background: var(--color-surface);
}

.landing main > section[id].limits > h2 {
  margin: 0;
  font-size: 1.05rem;
  text-align: left;
}

.landing main > section[id].limits > ul {
  max-width: none;
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
  color: #52525b;
}

.landing main > .faq {
  margin-top: 4rem;
  background: var(--color-surface);
}

.landing .faq details {
  max-width: 46rem;
  margin-right: auto;
  margin-left: auto;
}

.landing .faq details:last-of-type {
  border-bottom: 1px solid var(--color-divider);
}

.landing main > section[id].cta {
  margin: 4rem var(--gutter);
  padding: 3rem 1.5rem;
  border-radius: 1.25rem;
}

.landing .cta a.button.primary {
  border-color: white;
  background: white;
  color: var(--color-accent-dark);
}

.landing footer {
  max-width: none;
  padding: 2rem var(--gutter) 3rem;
  text-align: center;
}

.landing footer nav {
  justify-content: center;
}

.landing footer p {
  margin-right: auto;
  margin-left: auto;
}

/* Accueil : pastille, chiffres, accordéon de la FAQ. */
.pill {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  box-shadow: 0 0 0 1px var(--color-border);
  font-size: 0.875rem;
  color: #52525b;
}

.stats {
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--color-surface);
}

.stats dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 1.5rem;
  margin: 0;
}

.stats div {
  display: flex;
  flex-direction: column;
}

.stats dd {
  order: -1;
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stats dt {
  color: #52525b;
  font-size: 0.875rem;
}

.faq details {
  max-width: 42rem;
  padding: 1rem 0;
  border-top: 1px solid var(--color-divider);
}

.faq summary {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--touch);
  align-items: center;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  color: #52525b;
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p {
  margin: 0.5rem 0 0;
  color: #52525b;
}

.cta {
  padding: 2rem 1.5rem;
  border-radius: 1rem;
  background: var(--color-accent);
  color: white;
  text-align: center;
}

.cta h2 {
  margin-top: 0;
}

main > section[id].cta > p {
  margin-right: auto;
  margin-left: auto;
  color: #dbeafe;
}

.cta p:last-child {
  margin-bottom: 0;
}

.landing main > section[id] > p.eyebrow {
  max-width: none;
}

/* Formulaire de contact : champ piège hors écran, jamais vu des visiteurs. */
.trap {
  position: absolute;
  left: -9999px;
}

textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: white;
  color: inherit;
  font: inherit;
}