/* =========================================================================
   ETOFFE — Foire du Textile et de la Mode de Dakar
   Feuille de style commune aux trois pages (index, stands, contact)
   ========================================================================= */

/* --- 1. Variables de thème (palette inspirée des greniers a grains,
   des épices et des récoltes) ----------------------------------------- */
:root {
  --color-bg: #241608;          /* fond principal : terre grillée */
  --color-bg-alt: #2f1e0d;      /* fond secondaire, un ton plus clair */
  --color-panel: #3c2913;       /* fond des cartes / panneaux */
  --color-ivory: #f6ecd7;       /* texte clair, "balle de mil" */
  --color-ivory-dim: #d9c6a3;   /* texte clair atténué */
  --color-ink: #201406;         /* texte sombre sur fond clair */
  --color-ochre: #dd9a2b;       /* accent principal : mil doré */
  --color-clay: #b8482a;        /* accent secondaire : piment / tomate */
  --color-thread: #74923f;      /* accent tertiaire : feuille / gombo */
  --color-error: #e1583f;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Karla", "Segoe UI", Arial, sans-serif;
  --font-label: "Space Grotesk", "Segoe UI", Arial, sans-serif;

  --radius-card: 6px;
  --shadow-card: 0 12px 30px rgba(8, 12, 24, 0.35);
  --max-width: 1180px;
}

/* --- 2. Reset minimal ------------------------------------------------- */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ivory);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: var(--color-ochre);
  margin-bottom: 0.75em;
  display: inline-block;
}

.btn {
  display: inline-block;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  padding: 0.9em 1.6em;
  border-radius: 999px;
  border: 2px solid var(--color-ochre);
  background: var(--color-ochre);
  color: var(--color-ink);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: transparent;
  color: var(--color-ochre);
  transform: translateY(-2px);
}

.btn:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-ochre);
  outline-offset: 2px;
}

.btn-outline {
  background: transparent;
  color: var(--color-ivory);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--color-ochre);
  color: var(--color-ink);
}

section {
  padding: 5rem 0;
}

/* --- 3. En-tete / navigation commune ----------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(22, 35, 61, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(243, 234, 214, 0.12);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-decoration: none;
  color: var(--color-ivory);
  letter-spacing: 0.03em;
}

.nav-brand strong {
  color: var(--color-ochre);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  margin: 0;
  padding: 0;
  font-family: var(--font-label);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-ivory-dim);
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--color-ivory);
}

.nav-links a[aria-current="page"] {
  color: var(--color-ochre);
  border-bottom-color: var(--color-ochre);
}

/* --- 4. Hero ------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  background:
    linear-gradient(180deg, rgba(15, 22, 40, 0.35) 0%, rgba(13, 19, 34, 0.85) 100%),
    repeating-linear-gradient(135deg, rgba(221, 154, 43, 0.16) 0 3px, transparent 3px 26px),
    repeating-linear-gradient(45deg, rgba(184, 72, 42, 0.14) 0 3px, transparent 3px 34px),
    var(--color-bg);
  background-size: cover;
  overflow: hidden;
}

.hero-content {
  position: relative;
  padding-bottom: 5rem;
  max-width: 720px;
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  color: var(--color-ivory);
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--color-ivory-dim);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* --- 5. Section presentation -------------------------------------------- */
.section-alt {
  background: var(--color-bg-alt);
}

.presentation-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.presentation-questions dt {
  font-family: var(--font-label);
  color: var(--color-ochre);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  margin-top: 1.4rem;
}

.presentation-questions dd {
  margin: 0.3em 0 0;
  color: var(--color-ivory-dim);
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 2rem;
  background: var(--color-panel);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.stat-strip .stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--color-ochre);
  display: block;
}

.stat-strip .stat-label {
  font-family: var(--font-label);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ivory-dim);
}

/* --- 6. Theme de l'annee ------------------------------------------------ */
.theme-panel {
  background: linear-gradient(120deg, var(--color-clay), var(--color-ochre));
  color: var(--color-ink);
  border-radius: var(--radius-card);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.theme-panel .eyebrow {
  color: rgba(28, 23, 18, 0.7);
}

.theme-panel h2 {
  color: var(--color-ink);
}

.theme-highlights {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.theme-highlights li {
  font-family: var(--font-label);
  font-size: 0.9rem;
  padding-left: 1.4rem;
  position: relative;
}

.theme-highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  background: var(--color-ink);
  border-radius: 50%;
}

/* --- 7. Carte "etiquette de marche" (element signature du site) --------
   Utilisee pour les partenaires, les temoignages et les stands :
   un coin arrondi en haut, un petit oeillet perce en haut a gauche
   (comme une etiquette suspendue a un sac de grains) et un bord
   "cranete" en bas, evoquant le bord decoupe d'un sac de jute.        */
.swatch-card {
  position: relative;
  background: var(--color-panel);
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  padding: 1.8rem 1.6rem 2.2rem;
  box-shadow: var(--shadow-card);
}

.swatch-card::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 14px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid rgba(243, 234, 214, 0.35);
}

.swatch-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -11px;
  height: 15px;
  background: var(--color-panel);
  clip-path: polygon(
    0% 0%, 6.66% 100%, 13.33% 0%, 20% 100%, 26.66% 0%, 33.33% 100%,
    40% 0%, 46.66% 100%, 53.33% 0%, 60% 100%, 66.66% 0%, 73.33% 100%,
    80% 0%, 86.66% 100%, 93.33% 0%, 100% 100%, 100% 0%
  );
}

/* --- 8. Partenaires ------------------------------------------------------ */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.2rem 1.6rem;
  margin-top: 1rem;
}

.partner-card {
  text-align: center;
}

.partner-card img {
  margin: 0 auto 0.9rem;
}

.partner-card span {
  font-family: var(--font-label);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--color-ivory-dim);
}

/* --- 9. Temoignages ------------------------------------------------------ */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem 1.6rem;
  margin-top: 1rem;
}

.testimonial-card blockquote {
  margin: 0.9rem 0 1.2rem;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-ivory);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.testimonial-author img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
}

.testimonial-author strong {
  display: block;
  font-size: 0.92rem;
}

.testimonial-author span {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-ochre);
}

/* --- 10. Section header commun ------------------------------------------- */
.section-head {
  max-width: 640px;
  margin: 0 0 2.5rem;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* --- 11. Pied de page (identique sur les 3 pages) ------------------------ */
.site-footer {
  background: #0f1830;
  padding: 3.5rem 0 2rem;
  border-top: 1px solid rgba(243, 234, 214, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-grid h3 {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--color-ochre);
}

.footer-brand p {
  color: var(--color-ivory-dim);
  max-width: 34ch;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-ivory-dim);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--color-ochre);
}

.footer-social {
  display: flex;
  gap: 0.9rem;
  margin-top: 0.5rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(243, 234, 214, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.footer-social a:hover,
.footer-social a:focus-visible {
  border-color: var(--color-ochre);
  background: rgba(211, 150, 58, 0.12);
}

.footer-social svg {
  width: 16px;
  height: 16px;
  fill: var(--color-ivory);
}

.footer-bottom {
  border-top: 1px solid rgba(243, 234, 214, 0.1);
  padding-top: 1.4rem;
  font-size: 0.78rem;
  color: var(--color-ivory-dim);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* --- 12. Page Stands ------------------------------------------------------ */
.stands-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.stands-count {
  font-family: var(--font-label);
  font-size: 0.8rem;
  color: var(--color-ivory-dim);
  letter-spacing: 0.05em;
}

.stands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2.4rem 1.8rem;
}

.stand-card img {
  border-radius: 4px;
  margin-bottom: 1rem;
  aspect-ratio: 11 / 10;
  object-fit: cover;
}

.stand-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.stand-entreprise {
  font-family: var(--font-label);
  font-size: 0.8rem;
  color: var(--color-ochre);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.stand-adresse {
  color: var(--color-ivory-dim);
  font-size: 0.9rem;
  margin: 0;
  display: flex;
  gap: 0.4rem;
}

/* --- 13. Page Contact ------------------------------------------------------ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.form-field {
  margin-bottom: 1.4rem;
}

.form-field label {
  display: block;
  font-family: var(--font-label);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
  color: var(--color-ivory-dim);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--color-bg-alt);
  border: 1.5px solid rgba(243, 234, 214, 0.2);
  border-radius: 4px;
  padding: 0.75em 0.9em;
  color: var(--color-ivory);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.form-field textarea {
  min-height: 130px;
  resize: vertical;
}

.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea {
  border-color: var(--color-error);
  background: rgba(225, 88, 63, 0.08);
}

.field-error {
  display: none;
  color: var(--color-error);
  font-size: 0.8rem;
  margin-top: 0.4rem;
  font-family: var(--font-label);
}

.form-field.has-error .field-error {
  display: block;
}

.form-success {
  display: none;
  background: rgba(111, 145, 105, 0.18);
  border: 1px solid var(--color-thread);
  color: var(--color-ivory);
  padding: 1rem 1.2rem;
  border-radius: 4px;
  margin-bottom: 1.4rem;
  font-size: 0.92rem;
}

.form-success.visible {
  display: block;
}

.contact-info-block {
  margin-bottom: 2.2rem;
}

.contact-info-block h3 {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.8rem;
  color: var(--color-ochre);
  margin-bottom: 0.8rem;
}

.contact-info-block p {
  color: var(--color-ivory-dim);
  margin-bottom: 0.3rem;
}

.contact-info-block a {
  color: var(--color-ivory);
  text-decoration: underline;
  text-decoration-color: rgba(243, 234, 214, 0.4);
}

.map-frame {
  width: 100%;
  height: 280px;
  border: 0;
  border-radius: 4px;
  filter: grayscale(0.3) sepia(0.15);
}

/* --- 14. Responsive -------------------------------------------------------
   Media queries : ecrans tablette (<=900px) et telephone (<=560px)      */
@media (max-width: 900px) {
  .presentation-grid,
  .theme-panel,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

@media (max-width: 560px) {
  section {
    padding: 3.2rem 0;
  }

  .nav-links {
    gap: 1.1rem;
    font-size: 0.72rem;
  }

  .nav-brand {
    font-size: 1.1rem;
  }

  .hero {
    min-height: 78vh;
    align-items: center;
  }

  .hero-content {
    padding-bottom: 0;
  }

  .partners-grid,
  .testimonial-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .theme-panel {
    padding: 2rem 1.4rem;
  }

  .footer-bottom {
    flex-direction: column;
  }
}