/* main.css — styles globaux, variables, mobile-first */

:root {
  --color-primary: #16332C;      /* Bosk — marque principale */
  --color-primary-dark: #0F241F;
  --color-accent: #FF6F51;        /* Ember — accent unique (CTA, prix, liens) */
  --color-accent-light: #FF9478;
  --color-text: #1B2420;          /* Ink */
  --color-text-light: #5B6862;
  --color-bg: #ffffff;
  --color-bg-alt: #F6F1E7;        /* Linen */
  --color-border: #DCE8E4;        /* Mist */
  --radius: 10px;
  --spacing: 1rem;
  --font-base: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-display: 'Fraunces', Georgia, serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

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

a { color: var(--color-accent); text-decoration: none; }

/* --- Header --- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem var(--spacing);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 50;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-icon { width: 28px; height: 30px; flex-shrink: 0; }
.logo-word {
  font-family: var(--font-base);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}
.logo-word em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  color: var(--color-accent);
}

.menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
}
.menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.main-nav {
  display: none;
  gap: 1.5rem;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  padding: 1rem var(--spacing);
  border-bottom: 1px solid var(--color-border);
}
.main-nav.open { display: flex; flex-direction: column; }
.main-nav a {
  color: var(--color-text);
  font-weight: 600;
  font-size: .95rem;
  padding: .4rem 0;
  position: relative;
}
.main-nav a:hover { color: var(--color-accent); }
.main-nav a.active { color: var(--color-accent); }

@media (min-width: 640px) {
  .main-nav a.active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -4px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
  }
}

/* --- Accessibilité : lien d'évitement --- */
.skip-link {
  position: absolute;
  top: -50px;
  left: 1rem;
  background: var(--color-primary);
  color: #fff;
  padding: .6rem 1rem;
  border-radius: var(--radius);
  z-index: 100;
  transition: top .2s ease;
}
.skip-link:focus { top: 1rem; }

/* --- Fil d'Ariane --- */
.breadcrumb { padding: .9rem var(--spacing) 0; }
.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  font-size: .82rem;
  color: var(--color-text-light);
}
.breadcrumb li { display: flex; align-items: center; gap: .4rem; }
.breadcrumb li:not(:last-child)::after {
  content: '/';
  color: var(--color-border);
}
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb span[aria-current] { color: var(--color-primary); font-weight: 600; }

/* --- Hero --- */
.hero {
  padding: 3rem var(--spacing) 2.5rem;
  text-align: center;
  background: var(--color-bg-alt);
}
.hero-eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: .75rem;
}
.hero h1 {
  font-family: var(--font-base);
  font-weight: 800;
  font-size: 1.7rem;
  letter-spacing: -0.01em;
  margin-bottom: .5rem;
  color: var(--color-primary);
}
.hero h1 em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  color: var(--color-accent);
}
.hero p { color: var(--color-text-light); margin-bottom: 1.75rem; }

.hero-search {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  max-width: 420px;
  margin: 0 auto;
}
.hero-search input {
  padding: .75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-base);
  font-size: .95rem;
  background: var(--color-bg);
}
.hero-search .btn { width: 100%; }

@media (min-width: 480px) {
  .hero-search { flex-direction: row; }
  .hero-search input { flex: 1; }
  .hero-search .btn { width: auto; white-space: nowrap; }
}

/* --- Section biens --- */
.section-biens { padding: 1rem 0 1rem; }
.section-heading { padding: 0 var(--spacing); margin-top: .5rem; }
.section-heading .eyebrow {
  display: block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: .35rem;
}
.section-heading h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--color-primary);
}
.empty-state {
  padding: 3rem var(--spacing);
  text-align: center;
  color: var(--color-text-light);
}
.empty-state p { margin-bottom: 1rem; }

/* --- Page À propos --- */
.about-hero {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.5rem var(--spacing) 3rem;
  max-width: 1100px;
  margin: 0 auto;
}
.about-hero-text { text-align: center; }
.about-hero .eyebrow {
  display: block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: .6rem;
}
.about-hero h1 {
  font-family: var(--font-base);
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.about-hero h1 em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  color: var(--color-accent);
}
.about-hero-text p { color: var(--color-text-light); line-height: 1.7; margin-bottom: 1.5rem; }

.about-hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 220px;
}
.blob {
  position: absolute;
  width: 200px;
  height: 200px;
  background: var(--color-bg-alt);
  border-radius: 42% 58% 65% 35% / 45% 40% 60% 55%;
}
.hero-house {
  position: relative;
  width: 100px;
  height: 108px;
  filter: drop-shadow(0 10px 18px rgba(22,51,44,.18));
}
.floating-card {
  position: absolute;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: .6rem .9rem;
  box-shadow: 0 8px 20px rgba(22,51,44,.1);
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.floating-card-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
}
.floating-card-label {
  font-size: .68rem;
  color: var(--color-text-light);
  font-weight: 600;
  white-space: nowrap;
}
.floating-card--top { top: 0; right: 10%; }
.floating-card--bottom { bottom: 5%; left: 5%; }

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .75rem;
  padding: 0 var(--spacing);
  max-width: 900px;
  margin: 0 auto 3rem;
}
.about-stat {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.4rem 1rem;
  text-align: center;
  transition: box-shadow .2s ease, transform .2s ease;
}
.about-stat:hover { box-shadow: 0 8px 20px rgba(22,51,44,.08); transform: translateY(-2px); }
.about-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto .7rem;
}
.about-stat-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--color-primary);
}
.about-stat-label {
  display: block;
  font-size: .72rem;
  color: var(--color-text-light);
  font-weight: 600;
  margin-top: .2rem;
}

.about-values { padding: 1rem 0 3rem; max-width: 1100px; margin: 0 auto; }
.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: 0 var(--spacing);
  margin-top: 1.5rem;
}
.value-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.5rem;
  transition: box-shadow .2s ease, transform .2s ease;
}
.value-card:hover { box-shadow: 0 10px 24px rgba(22,51,44,.08); transform: translateY(-3px); }
.value-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-primary);
  color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.value-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: .4rem;
}
.value-card p { color: var(--color-text-light); font-size: .9rem; line-height: 1.6; }

/* --- Étapes --- */
.about-steps {
  padding: 1rem var(--spacing) 3rem;
  max-width: 900px;
  margin: 0 auto;
}
.steps-row {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-top: 2rem;
  position: relative;
}
.step { text-align: center; position: relative; }
.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0 auto .8rem;
}
.step h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: .3rem;
}
.step p { color: var(--color-text-light); font-size: .88rem; }

.about-cta {
  padding: 1rem var(--spacing) 3rem;
}
.about-cta-card {
  max-width: 640px;
  margin: 0 auto;
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: 20px;
}
.about-cta-card h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  margin-bottom: .4rem;
}
.about-cta-card p { color: var(--color-border); margin-bottom: 1.25rem; }

@media (min-width: 640px) {
  .about-hero h1 { font-size: 2.3rem; }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 860px) {
  .about-hero { flex-direction: row; align-items: center; text-align: left; }
  .about-hero-text { text-align: left; flex: 1; }
  .about-hero-visual { flex: 1; height: 300px; }
  .blob { width: 260px; height: 260px; }
  .hero-house { width: 130px; height: 140px; }
  .steps-row { flex-direction: row; }
  .steps-row::before {
    content: '';
    position: absolute;
    top: 21px;
    left: 16%;
    right: 16%;
    height: 2px;
    background: var(--color-border);
    z-index: 0;
  }
  .step { flex: 1; }
  .step-number { position: relative; z-index: 1; }
}

/* --- Grille de biens (mobile-first : 1 colonne) --- */
.grid-biens {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing);
  padding: var(--spacing);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-primary);
  color: var(--color-border);
  margin-top: 3rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.5rem var(--spacing);
  max-width: 1100px;
  margin: 0 auto;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: .6rem;
}
.footer-logo svg { width: 26px; height: 28px; flex-shrink: 0; }
.footer-logo span {
  font-family: var(--font-base);
  font-weight: 800;
  font-size: 1.1rem;
  color: #ffffff;
}
.footer-logo span em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  color: var(--color-accent-light);
}

.footer-tagline {
  font-size: .9rem;
  color: var(--color-border);
  max-width: 260px;
}

.footer-col h3 {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-accent-light);
  margin-bottom: .9rem;
  font-weight: 700;
}
.footer-col {
  display: flex;
  flex-direction: column;
}
.footer-col a {
  color: var(--color-border);
  font-size: .9rem;
  margin-bottom: .55rem;
}
.footer-col a:hover { color: #ffffff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 1.1rem var(--spacing);
  text-align: center;
}
.footer-bottom p {
  font-size: .8rem;
  color: rgba(220, 232, 228, .7);
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
  .footer-brand { flex: 1; max-width: 280px; }
}

/* --- Breakpoints (mobile-first : min-width) --- */
@media (min-width: 640px) {
  .grid-biens { grid-template-columns: repeat(2, 1fr); }
  .main-nav {
    display: flex;
    flex-direction: row;
    position: static;
    border-bottom: none;
    padding: 0;
    background: transparent;
  }
  .menu-toggle { display: none; }
}

@media (min-width: 1024px) {
  .grid-biens { grid-template-columns: repeat(3, 1fr); }
  .hero h1 { font-size: 2.1rem; }
}