/* Work Avenir — design system: design-system/work-avenir/MASTER.md
   Flat design, bleu professionnel, Lexend + Source Sans 3 */

:root {
  --color-primary: #0d5ba2;
  --color-primary-hover: #01284f;
  --color-on-primary: #ffffff;
  --color-secondary: #4a9fe6;
  --color-accent: #15803d;
  --color-accent-soft: #dcfce7;
  --color-background: #f2f7fc;
  --color-foreground: #012a57;
  --color-text: #0f172a;
  --color-card: #ffffff;
  --color-muted: #e7eff5;
  --color-muted-foreground: #475569;
  --color-border: #cfe2f6;
  --color-destructive: #dc2626;
  --color-ring: #0d5ba2;
  --color-dark: #021f42;

  --font-heading: "Lexend", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;

  --radius: 12px;
  --radius-lg: 20px;
  --container: 1160px;
  --transition: 180ms ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-card);
  -webkit-font-smoothing: antialiased;
}

[hidden] {
  display: none !important;
}

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

h1,
h2,
h3 {
  font-family: var(--font-heading);
  color: var(--color-foreground);
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin: 0 0 var(--space-2);
}

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

:focus-visible {
  outline: 3px solid var(--color-ring);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-1);
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius);
  z-index: 100;
}

.skip-link:focus {
  left: var(--space-2);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.section {
  padding: var(--space-7) 0;
}

.section--tinted {
  background: var(--color-background);
}

.section--dark {
  background: var(--color-dark);
  color: #e0f2fe;
}

.section--dark h2,
.section--dark h3 {
  color: #ffffff;
}

.section-head {
  max-width: 680px;
  margin: 0 auto var(--space-5);
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.section--dark .eyebrow {
  color: #7dd3fc;
}

.lead {
  font-size: 1.1875rem;
  color: var(--color-muted-foreground);
}

.section--dark .lead {
  color: #bae6fd;
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-height: 48px;
  padding: 12px 24px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition),
    border-color var(--transition);
}

.btn svg {
  width: 20px;
  height: 20px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

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

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--ghost:hover {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.btn--light {
  background: #ffffff;
  color: var(--color-dark);
}

.btn--light:hover {
  background: #e0f2fe;
}

/* En-tête */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-muted);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: 72px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-foreground);
  text-decoration: none;
}

.logo__mark {
  height: 40px;
  width: auto;
}

.logo__text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.logo__text b {
  font-weight: 700;
  color: var(--color-foreground);
}

.nav {
  display: none;
  gap: var(--space-4);
}

.nav a {
  color: var(--color-muted-foreground);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--color-primary);
}

.header .btn {
  min-height: 44px;
  padding: 8px 18px;
}

/* Hero */
.hero {
  padding: var(--space-6) 0 var(--space-7);
  background: var(--color-background);
}

.hero__grid {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.hero__visual {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.match-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  align-items: center;
  column-gap: var(--space-2);
  row-gap: var(--space-1);
  padding: var(--space-2);
  border-radius: var(--radius);
  background: var(--color-background);
  margin-bottom: var(--space-2);
}

.match-card:last-of-type {
  margin-bottom: 0;
}

.match-card__avatar {
  flex: none;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-family: var(--font-heading);
  font-weight: 600;
  color: #ffffff;
  background: var(--color-primary);
}

.match-card:nth-child(2) .match-card__avatar {
  background: var(--color-secondary);
  color: var(--color-text);
}

.match-card:nth-child(3) .match-card__avatar {
  background: var(--color-foreground);
}

.match-card__body {
  flex: 1;
  min-width: 0;
}

.match-card__role {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-foreground);
  margin: 0;
}

.match-card__meta {
  font-size: 0.9375rem;
  color: var(--color-muted-foreground);
  margin: 0;
}

.match-card .badge {
  grid-column: 2;
  justify-self: start;
}

.badge {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  white-space: nowrap;
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.badge svg {
  width: 14px;
  height: 14px;
}

.hero__visual-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-muted-foreground);
  margin-bottom: var(--space-2);
}

/* Engagements */
.commitments {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-muted);
}

.commitment {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

.commitment p {
  margin: 0;
  color: var(--color-muted-foreground);
}

.commitment strong {
  display: block;
  font-family: var(--font-heading);
  color: var(--color-foreground);
}

.icon-box {
  flex: none;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--color-background);
  color: var(--color-primary);
}

.icon-box svg {
  width: 24px;
  height: 24px;
}

/* Problème / solution */
.pairs {
  display: grid;
  gap: var(--space-3);
}

.pair {
  display: grid;
  gap: var(--space-2);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.pair__problem,
.pair__solution {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.pair__problem p,
.pair__solution p {
  margin: 0;
}

.pair__problem {
  color: var(--color-muted-foreground);
}

.pair__problem svg {
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--color-destructive);
  margin-top: 2px;
}

.pair__solution svg {
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--color-accent);
  margin-top: 2px;
}

.pair__solution {
  padding-top: var(--space-2);
  border-top: 1px dashed var(--color-border);
  color: var(--color-text);
  font-weight: 600;
}

/* Services */
.cards {
  display: grid;
  gap: var(--space-3);
}

.card {
  background: var(--color-card);
  border: 1px solid var(--color-muted);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: border-color var(--transition);
}

.card:hover {
  border-color: var(--color-primary);
}

.card .icon-box {
  margin-bottom: var(--space-3);
}

.card p {
  margin: 0;
  color: var(--color-muted-foreground);
}

/* Méthode */
.steps {
  display: grid;
  gap: var(--space-3);
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
}

.step {
  position: relative;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(186, 230, 253, 0.2);
}

.step__num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-secondary);
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.step p {
  margin: 0;
  color: #bae6fd;
}

/* Candidats */
.candidates {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: var(--space-3) 0 var(--space-4);
  display: grid;
  gap: 12px;
}

.checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.checklist svg {
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--color-accent);
  margin-top: 2px;
}

.candidates__panel {
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
}

.candidates__panel h3 {
  color: #ffffff;
}

.candidates__panel p {
  color: #e0f2fe;
}

/* FAQ */
.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq details {
  border-bottom: 1px solid var(--color-muted);
}

.faq summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  min-height: 64px;
  padding: var(--space-2) 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--color-foreground);
  cursor: pointer;
  list-style: none;
}

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

.faq summary svg {
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.faq details[open] summary svg {
  transform: rotate(45deg);
}

.faq details p {
  color: var(--color-muted-foreground);
  padding-bottom: var(--space-3);
  margin: 0;
}

/* Appel final */
.cta-final .section-head {
  margin-bottom: 0;
}

.cta-final .btn {
  margin-top: var(--space-2);
}

.cta-final__email {
  margin: var(--space-3) 0 0;
  color: #bae6fd;
}

.cta-final__email a {
  color: #ffffff;
  font-weight: 600;
}

.icon-box--light {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  margin-bottom: var(--space-3);
}

/* Pied de page */
.footer {
  background: #ffffff;
  border-top: 1px solid var(--color-muted);
  color: var(--color-muted-foreground);
  padding: var(--space-5) 0;
  font-size: 0.9375rem;
}

.footer__inner {
  display: grid;
  gap: var(--space-3);
}

.footer__logo {
  height: 120px;
  width: auto;
}

/* Apparition au scroll */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 450ms ease, transform 450ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  * {
    transition-duration: 0ms !important;
  }
}

/* Tablette */
@media (min-width: 768px) {
  .commitments {
    grid-template-columns: repeat(2, 1fr);
  }

  .pairs {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .nav {
    display: flex;
  }

  .commitments {
    grid-template-columns: repeat(4, 1fr);
  }

  .hero {
    padding: var(--space-7) 0;
  }

  .hero__grid {
    grid-template-columns: 1.15fr 1fr;
  }

  .cards {
    grid-template-columns: repeat(4, 1fr);
  }

  .steps {
    grid-template-columns: repeat(4, 1fr);
  }

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

/* Petits écrans */
@media (max-width: 479px) {
  .header .btn span {
    display: none;
  }

  .hero__ctas .btn {
    width: 100%;
  }
}