/* ==========================================================================
   Imprimerie VAG — styles.css
   Police de titre : Space Grotesk (auto-hébergement possible, voir README).
   ========================================================================== */

:root {
  --black: #0A0A0A;
  --yellow: #FFD400;
  --gray-light: #F2F2F2;
  --white: #FFFFFF;

  --font-main: 'Space Grotesk', 'Helvetica Neue', Helvetica, Arial, ui-sans-serif, system-ui, -apple-system, sans-serif;

  --container-width: 1180px;
  --header-height: 88px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;
  --space-7: 9rem;

  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* Pour activer Space Grotesk en auto-hébergement :
   1) Déposer les fichiers .woff2 dans assets/fonts/
   2) Décommenter le bloc @font-face ci-dessous
   3) Aucune requête vers un service externe n'est alors nécessaire.

@font-face {
  font-family: 'Space Grotesk';
  src: url('assets/fonts/SpaceGrotesk-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('assets/fonts/SpaceGrotesk-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('assets/fonts/SpaceGrotesk-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
*/

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

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

body {
  margin: 0;
  font-family: var(--font-main);
  color: var(--black);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.05;
  margin: 0;
  letter-spacing: -0.02em;
}

p { margin: 0; }

ul { list-style: none; margin: 0; padding: 0; }

button { font-family: inherit; cursor: pointer; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -60px;
  background: var(--black);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  z-index: 1000;
  transition: top 0.2s var(--ease);
  border-radius: 0 0 6px 6px;
}
.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 3px solid var(--black);
  outline-offset: 3px;
}
.section--dark :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--yellow);
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- Boutons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 1rem 1.75rem;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease), color 0.2s var(--ease);
  min-height: 48px;
}
.btn:hover { transform: translateY(-2px); }
@media (prefers-reduced-motion: reduce) {
  .btn:hover { transform: none; }
}

.btn--yellow {
  background: var(--yellow);
  color: var(--black);
}
.btn--yellow:hover { background: #ffdf33; }

.btn--black {
  background: var(--black);
  color: var(--white);
}
.btn--black:hover { background: #262626; }

.btn--outline {
  background: transparent;
  border-color: var(--black);
  color: var(--black);
}
.btn--outline:hover { background: var(--black); color: var(--white); }

.section--dark .btn--outline {
  border-color: var(--white);
  color: var(--white);
}
.section--dark .btn--outline:hover { background: var(--white); color: var(--black); }

.btn--phone {
  padding: 0.65rem 1.1rem;
  font-size: 0.9rem;
  min-height: 40px;
}

.link-underline {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ==========================================================================
   En-tête
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--black);
}

.site-header__inner {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-header__logo img { height: 26px; width: auto; }

.site-nav__list {
  display: flex;
  gap: 2.25rem;
}
.site-nav__list a {
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.25rem 0;
}
.site-nav__list a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--yellow);
  transition: right 0.25s var(--ease);
}
.site-nav__list a:hover::after,
.site-nav__list a:focus-visible::after { right: 0; }

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.5rem;
}
.menu-toggle__box {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 24px;
}
.menu-toggle__bar {
  display: block;
  height: 2px;
  background: var(--black);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:first-child {
  transform: translateY(3.5px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-nav {
  border-top: 1px solid var(--black);
  background: var(--white);
}
.mobile-nav ul {
  padding: 1rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.mobile-nav a {
  display: block;
  padding: 0.85rem 0.25rem;
  font-size: 1.15rem;
  font-weight: 500;
  border-bottom: 1px solid var(--gray-light);
}
.mobile-nav__phone {
  color: var(--black);
  font-weight: 700;
}

.mobile-call-bar {
  display: none;
}

@media (max-width: 900px) {
  .site-nav { display: none; }
  .menu-toggle { display: inline-flex; align-items: center; }
  .btn--phone span { display: none; }
  .btn--phone { padding: 0.7rem; border-radius: 50%; }

  .mobile-call-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 400;
    background: var(--yellow);
    color: var(--black);
    font-weight: 700;
    padding: 1rem;
    border-top: 2px solid var(--black);
    min-height: 56px;
  }

  body { padding-bottom: 56px; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-height) + var(--space-6)) 0 var(--space-6);
  min-height: 88vh;
  display: flex;
  align-items: center;
}

@media (max-width: 700px) {
  .hero {
    min-height: auto;
    padding: calc(var(--header-height) + var(--space-4)) 0 var(--space-5);
  }
}

.hero__shape {
  position: absolute;
  top: -12%;
  right: -14%;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  border: 90px solid var(--yellow);
  border-right-color: transparent;
  transform: rotate(35deg);
  z-index: 0;
}

.hero__inner { position: relative; z-index: 1; }

.eyebrow {
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: var(--space-3);
}

.hero__title {
  font-size: clamp(2.75rem, 8vw, 6rem);
  max-width: 16ch;
}
.hero__title .hl {
  background: linear-gradient(to top, var(--yellow) 38%, transparent 38%);
  padding: 0 0.05em;
}

.hero__text {
  margin-top: var(--space-4);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  max-width: 42ch;
}

.hero__actions {
  margin-top: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   Sections génériques
   ========================================================================== */
.section {
  padding: var(--space-7) 0;
  position: relative;
  overflow: hidden;
}

.section--dark {
  background: var(--black);
  color: var(--white);
}

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

.section__shape {
  position: absolute;
  bottom: -18%;
  left: -12%;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  border: 70px solid var(--black);
  border-bottom-color: transparent;
  opacity: 0.5;
  z-index: 0;
}
.section__shape--light {
  border-color: var(--yellow);
  border-bottom-color: transparent;
  opacity: 0.35;
}

.section .container { position: relative; z-index: 1; }

.section-number {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: inherit;
  opacity: 0.55;
  margin-bottom: var(--space-2);
}

.section-title {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  margin-bottom: var(--space-4);
  position: relative;
  padding-bottom: var(--space-3);
}
.section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 84px;
  height: 3px;
  background: currentColor;
  opacity: 0.85;
}

.section-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  max-width: 62ch;
  margin-bottom: var(--space-5);
}

/* Cartes de catégories */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background: var(--black);
  margin-bottom: var(--space-5);
}
.section--dark .card-grid { background: #2b2b2b; }

.card {
  background: var(--gray-light);
  padding: var(--space-4);
  min-height: 190px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: background-color 0.2s var(--ease);
}
.card:hover { background: #e8e8e8; }
.card h3 {
  font-size: 1.15rem;
}
.card p {
  font-size: 0.95rem;
  opacity: 0.85;
}

.card--dark {
  background: #171717;
  color: var(--white);
}
.card--dark:hover { background: #202020; }

@media (max-width: 900px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .card-grid { grid-template-columns: 1fr; }
}

/* Engagements (section jaune) */
.pledge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.pledge {
  border-top: 3px solid var(--black);
  padding-top: var(--space-2);
}
.pledge h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
.pledge p { font-size: 0.95rem; }

@media (max-width: 700px) {
  .pledge-grid { grid-template-columns: 1fr; gap: var(--space-3); }
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}
.badge {
  background: var(--black);
  color: var(--white);
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-size: 0.95rem;
}
.badge--big {
  font-size: 2rem;
  padding: 0.6rem 1.75rem;
}
.badge--big span {
  font-size: 1rem;
  font-weight: 500;
  margin-left: 0.35rem;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-6);
  align-items: start;
}

.contact-details {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  font-size: 1rem;
}

.contact-form {
  background: var(--gray-light);
  padding: var(--space-4);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.form-row label {
  font-weight: 500;
  font-size: 0.95rem;
}
.optional {
  font-weight: 400;
  opacity: 0.6;
  font-size: 0.85rem;
}

.form-row input,
.form-row select,
.form-row textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.85rem 1rem;
  border: 2px solid #d8d8d8;
  border-radius: 10px;
  background: var(--white);
  color: var(--black);
  min-height: 48px;
}
.form-row textarea { min-height: 140px; resize: vertical; }

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--black);
  outline: none;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note {
  font-size: 0.85rem;
  opacity: 0.75;
}

.form-status {
  font-weight: 500;
  min-height: 1.2em;
}
.form-status--ok { color: #106b21; }
.form-status--error { color: #b3121b; }

@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; gap: var(--space-4); }
}

/* ==========================================================================
   Pied de page
   ========================================================================== */
.site-footer {
  background: var(--black);
  color: var(--white);
  padding: var(--space-6) 0 var(--space-4);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-5);
}

.site-footer__brand img { margin-bottom: var(--space-3); }
.site-footer__brand p {
  margin-bottom: 0.75rem;
  opacity: 0.85;
  font-size: 0.95rem;
}

.site-footer__nav h2 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
  margin-bottom: var(--space-2);
}
.site-footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.site-footer__nav a {
  font-size: 0.95rem;
  opacity: 0.9;
}
.site-footer__nav a:hover { color: var(--yellow); opacity: 1; }

.site-footer__bottom {
  margin-top: var(--space-5);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.85rem;
  opacity: 0.6;
}

@media (max-width: 700px) {
  .site-footer__grid { grid-template-columns: 1fr; gap: var(--space-4); }
}

/* ==========================================================================
   Pages légales simples
   ========================================================================== */
.legal-page {
  padding: calc(var(--header-height) + var(--space-5)) 0 var(--space-6);
  max-width: 78ch;
  margin: 0 auto;
}
.legal-page h1 { font-size: clamp(2rem, 5vw, 2.75rem); margin-bottom: var(--space-4); }
.legal-page h2 { font-size: 1.4rem; margin: var(--space-4) 0 var(--space-2); }
.legal-page p, .legal-page li { margin-bottom: 0.85rem; line-height: 1.7; }
.legal-page ul { list-style: disc; padding-left: 1.4rem; }
.legal-page .todo {
  background: var(--gray-light);
  border-left: 4px solid var(--yellow);
  padding: 1rem 1.25rem;
  margin: 1rem 0;
  font-size: 0.95rem;
}
.legal-page .todo-inline {
  background: var(--gray-light);
  padding: 0.1em 0.5em;
  border-radius: 4px;
  font-style: italic;
}

/* ==========================================================================
   Animations au défilement
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}