/* ============================================================
   REAL ESTATE LIST — style.css
   Palette: Ivory #FAF8F4 · Charcoal #141414 · Gold #B8965A
   Fonts: Cormorant Garant (serif) + DM Sans (sans)
============================================================ */

:root {
  --ivory:   #FAF8F4;
  --sand:    #F2EDE5;
  --border:  #E2DDD6;
  --charcoal:#141414;
  --dark:    #1C1C1C;
  --black:   #0D0B09;
  --gold:    #B8965A;
  --muted:   #6B6760;
  --light:   #F5F0E8;
  --serif:   'Cormorant Garant', serif;
  --sans:    'DM Sans', sans-serif;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--sans); background: var(--ivory); color: var(--charcoal); overflow-x: hidden; padding-top: 64px; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }

/* ── CONTAINER ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2.5rem; }

/* ============================================================
   NAV
============================================================ */
#main-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 2.5rem;
  transition: background 0.4s, border-bottom 0.4s, backdrop-filter 0.4s;
}
#main-nav.scrolled {
  background: rgba(250,248,244,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 0.5px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo { display: flex; align-items: baseline; gap: 8px; }
.logo-serif { font-family: var(--serif); font-size: 22px; font-weight: 500; letter-spacing: -0.5px; color: var(--light); transition: color 0.4s; }
#main-nav.scrolled .logo-serif { color: var(--charcoal); }
.logo-tag { font-size: 10px; letter-spacing: 0.15em; color: var(--gold); text-transform: uppercase; font-weight: 500; }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { font-size: 13px; color: rgba(245,240,232,0.6); letter-spacing: 0.02em; transition: color 0.2s; }
#main-nav.scrolled .nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--light) !important; }
#main-nav.scrolled .nav-links a:hover { color: var(--charcoal) !important; }
.nav-cta {
  font-size: 12px; padding: 8px 20px;
  border: 0.5px solid rgba(245,240,232,0.4);
  color: var(--light) !important; letter-spacing: 0.06em;
  text-transform: uppercase; font-weight: 500;
  transition: all 0.2s !important;
}
#main-nav.scrolled .nav-cta { border-color: var(--charcoal); color: var(--charcoal) !important; }
.nav-cta:hover { background: var(--light) !important; color: var(--charcoal) !important; }
#main-nav.scrolled .nav-cta:hover { background: var(--charcoal) !important; color: var(--light) !important; }
.nav-burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-burger span { display: block; width: 22px; height: 1px; background: var(--light); transition: background 0.4s; }
#main-nav.scrolled .nav-burger span { background: var(--charcoal); }

/* ============================================================
   HERO
============================================================ */
.hero {
  min-height: calc(100vh - 64px); display: flex; flex-direction: column;
  justify-content: flex-end; padding: 0 2.5rem 80px;
  position: relative; overflow: hidden;
  background: var(--charcoal);
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
}
.hero-line {
  position: absolute; top: 30%; left: 0; right: 0;
  height: 0.5px;
  background: linear-gradient(90deg, transparent, rgba(184,150,90,0.25), transparent);
}
.hero-issue {
  position: absolute; top: 100px; left: 2.5rem;
  font-size: 10px; letter-spacing: 0.2em;
  color: var(--gold); text-transform: uppercase; font-weight: 500;
}
.hero-big-number {
  position: absolute; right: 2.5rem; top: 15%;
  font-family: var(--serif); font-size: clamp(80px,14vw,180px);
  font-weight: 300; color: rgba(255,255,255,0.04);
  line-height: 1; user-select: none; letter-spacing: -0.03em;
}
.hero-inner { max-width: 1200px; margin: 0 auto; width: 100%; position: relative; z-index: 1; }

/* Eyebrow */
.section-eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-size: 10px; letter-spacing: 0.2em; color: var(--gold);
  text-transform: uppercase; font-weight: 500; margin-bottom: 16px;
}
.hero-eyebrow { margin-bottom: 32px; }
.eyebrow-line { width: 32px; height: 0.5px; background: var(--gold); flex-shrink: 0; }

/* Hero title */
.hero-title {
  font-family: var(--serif);
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 300; color: var(--light);
  line-height: 1.05; letter-spacing: -0.02em;
  margin-bottom: 32px;
}
.hero-title em { font-style: italic; color: var(--gold); }

.hero-sub {
  font-size: 16px; color: rgba(245,240,232,0.5);
  max-width: 520px; line-height: 1.7;
  margin-bottom: 48px; font-weight: 300;
}

/* CTAs */
.hero-ctas { display: flex; gap: 16px; align-items: center; margin-bottom: 72px; }
.btn-primary {
  display: inline-block; font-size: 12px; padding: 14px 32px;
  background: var(--gold); color: var(--charcoal);
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 500;
  transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.88; }
.btn-ghost {
  display: inline-block; font-size: 12px; padding: 14px 32px;
  border: 0.5px solid rgba(245,240,232,0.25);
  color: rgba(245,240,232,0.7);
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 400;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover { border-color: rgba(245,240,232,0.5); color: var(--light); }
.btn-outline {
  display: inline-block; font-size: 12px; padding: 12px 28px;
  border: 0.5px solid var(--charcoal); color: var(--charcoal);
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 500;
  transition: all 0.2s;
}
.btn-outline:hover { background: var(--charcoal); color: var(--light); }

/* Stats */
.hero-stats {
  display: flex; gap: 48px;
  padding-top: 32px;
  border-top: 0.5px solid rgba(255,255,255,0.08);
}
.stat-val {
  display: block;
  font-family: var(--serif); font-size: 28px; font-weight: 400;
  color: var(--light); letter-spacing: -0.02em;
}
.stat-label {
  display: block; font-size: 12px;
  color: rgba(245,240,232,0.35); letter-spacing: 0.05em; margin-top: 4px;
}

/* ============================================================
   SECTION COMMONS
============================================================ */
.section-light { padding: 100px 0; background: var(--ivory); }
.section-sand  { padding: 100px 0; background: var(--sand); }
.section-dark  { padding: 100px 0; background: var(--charcoal); }
.section-black { padding: 100px 2.5rem; background: var(--black); }

.section-header {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 56px;
}
.section-title {
  font-family: var(--serif); font-size: 42px;
  font-weight: 300; letter-spacing: -0.02em; line-height: 1.1;
}
.section-title.light { color: var(--light); }
.section-link { font-size: 12px; color: var(--muted); letter-spacing: 0.05em; border-bottom: 0.5px solid var(--border); padding-bottom: 2px; }
.section-link.light { color: rgba(245,240,232,0.4); border-color: rgba(245,240,232,0.15); }
.section-link:hover { color: var(--charcoal); }
.section-link.light:hover { color: rgba(245,240,232,0.7); }

/* ============================================================
   CATEGORIES
============================================================ */
.categories-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border);
}
.cat-card {
  display: block; background: var(--ivory);
  padding: 36px 28px; position: relative;
  transition: background 0.3s;
}
.cat-card:hover { background: var(--charcoal); }
.cat-tag {
  position: absolute; top: 20px; right: 20px;
  font-size: 9px; letter-spacing: 0.12em; color: var(--gold);
  text-transform: uppercase; border: 0.5px solid var(--gold);
  padding: 2px 8px;
}
.cat-icon { font-size: 28px; display: block; margin-bottom: 16px; }
.cat-label {
  font-family: var(--serif); font-size: 18px; font-weight: 500;
  margin-bottom: 10px; color: var(--charcoal); transition: color 0.3s;
}
.cat-card:hover .cat-label { color: var(--light); }
.cat-desc {
  font-size: 13px; line-height: 1.6; color: var(--muted);
  transition: color 0.3s;
}
.cat-card:hover .cat-desc { color: rgba(245,240,232,0.5); }

/* ============================================================
   ARTICLES
============================================================ */
.articles-lead {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px; background: var(--border); margin-bottom: 1px;
}
.articles-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border);
}
.article-card {
  display: block; background: var(--ivory);
  cursor: pointer; transition: background 0.3s;
  border-bottom: 2px solid transparent; transition: background 0.3s, border-color 0.3s;
}
.article-card:hover { background: var(--charcoal); border-color: var(--gold); }
.article-lead { padding: 48px 40px; }
.article-small { padding: 28px 24px; }
.article-meta { display: flex; justify-content: space-between; margin-bottom: 20px; }
.article-tag {
  font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--muted); transition: color 0.3s;
}
.article-card:hover .article-tag { color: var(--gold); }
.article-read { font-size: 11px; color: var(--muted); }
.article-title {
  font-family: var(--serif); font-size: 26px; font-weight: 400;
  line-height: 1.25; margin-bottom: 20px; letter-spacing: -0.01em;
  color: var(--charcoal); transition: color 0.3s;
}
.article-card:hover .article-title { color: var(--light); }
.article-title-sm {
  font-family: var(--serif); font-size: 16px; font-weight: 400;
  line-height: 1.35; margin: 10px 0 14px; color: var(--charcoal);
  transition: color 0.3s;
}
.article-card:hover .article-title-sm { color: var(--light); }
.article-badge {
  display: inline-block; font-size: 11px; padding: 4px 12px;
  border: 0.5px solid var(--border); color: var(--muted);
  transition: all 0.3s;
}
.article-card:hover .article-badge { border-color: rgba(184,150,90,0.4); color: var(--gold); }

/* ============================================================
   COUNTRIES
============================================================ */
.countries-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: rgba(255,255,255,0.06);
}
.country-card {
  display: block; padding: 36px 32px; background: var(--dark);
  border-left: 2px solid transparent;
  transition: border-color 0.25s, background 0.25s;
}
.country-card:hover { background: #222; border-color: var(--gold); }
.country-flag { font-size: 32px; display: block; margin-bottom: 16px; }
.country-name {
  font-family: var(--serif); font-size: 20px; font-weight: 400;
  color: var(--light); margin-bottom: 8px;
}
.country-model { font-size: 11px; color: var(--gold); letter-spacing: 0.06em; margin-bottom: 12px; }
.country-groups { font-size: 12px; color: rgba(245,240,232,0.3); line-height: 1.5; }

/* ============================================================
   AI SECTION
============================================================ */
.ai-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.ai-title { margin-bottom: 24px; }
.ai-title em { font-style: italic; }
.ai-desc { font-size: 15px; color: var(--muted); line-height: 1.8; margin-bottom: 36px; }
.ai-item {
  display: flex; gap: 20px; padding: 20px 0;
  border-bottom: 0.5px solid var(--border); align-items: flex-start;
}
.ai-num { font-size: 11px; color: var(--gold); font-weight: 500; min-width: 20px; margin-top: 2px; }
.ai-item-title { font-size: 14px; font-weight: 500; margin-bottom: 4px; color: var(--charcoal); }
.ai-item-desc { font-size: 12px; color: var(--muted); line-height: 1.5; }

/* ============================================================
   NEWSLETTER
============================================================ */
.newsletter-inner { max-width: 600px; margin: 0 auto; text-align: center; }
.newsletter .section-eyebrow { justify-content: center; }
.newsletter-title {
  font-family: var(--serif); font-size: 42px; font-weight: 300;
  color: var(--light); margin: 0 0 16px; letter-spacing: -0.02em; line-height: 1.15;
}
.newsletter-sub {
  font-size: 14px; color: rgba(245,240,232,0.4);
  line-height: 1.7; margin-bottom: 40px;
}
.newsletter-form { display: flex; max-width: 440px; margin: 0 auto; }
.newsletter-input {
  flex: 1; padding: 14px 20px;
  background: rgba(255,255,255,0.05);
  border: 0.5px solid rgba(255,255,255,0.12); border-right: none;
  color: var(--light); font-size: 14px;
  font-family: var(--sans); outline: none;
  transition: border-color 0.2s;
}
.newsletter-input:focus { border-color: rgba(255,255,255,0.3); }
.newsletter-input::placeholder { color: rgba(245,240,232,0.25); }
.newsletter-btn {
  padding: 14px 24px; background: var(--gold); border: none;
  color: var(--black); font-size: 12px; letter-spacing: 0.08em;
  text-transform: uppercase; font-weight: 500; cursor: pointer;
  font-family: var(--sans); transition: opacity 0.2s;
}
.newsletter-btn:hover { opacity: 0.88; }
.newsletter-note { font-size: 11px; color: rgba(245,240,232,0.2); margin-top: 16px; }

/* ============================================================
   FOOTER
============================================================ */
.footer {
  background: var(--black);
  padding: 64px 0 40px;
  border-top: 0.5px solid rgba(255,255,255,0.06);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 56px;
}
.footer-logo { font-family: var(--serif); font-size: 20px; color: var(--light); margin-bottom: 6px; }
.footer-logo-tag { font-size: 10px; color: var(--gold); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 16px; }
.footer-tagline { font-size: 13px; color: rgba(245,240,232,0.25); line-height: 1.7; max-width: 220px; }
.footer-col-title { font-size: 10px; letter-spacing: 0.15em; color: var(--gold); text-transform: uppercase; font-weight: 500; margin-bottom: 20px; }
.footer-link {
  display: block; font-size: 13px;
  color: rgba(245,240,232,0.3); margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-link:hover { color: rgba(245,240,232,0.7); }
.footer-bottom {
  border-top: 0.5px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: rgba(245,240,232,0.18);
}

/* ============================================================
   RESPONSIVE — TABLET
============================================================ */
@media (max-width: 1024px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .articles-grid   { grid-template-columns: repeat(2, 1fr); }
  .footer-grid     { grid-template-columns: 1fr 1fr 1fr; gap: 32px; }
}

/* ============================================================
   RESPONSIVE — MOBILE
============================================================ */
@media (max-width: 768px) {

  /* Nav */
  .nav-links  { display: none; }
  .nav-burger { display: flex; }

  /* Hero — compact */
  .hero            { padding: 24px 1.25rem 36px; min-height: auto; }
  .hero-big-number { display: none; }
  .hero-issue      { display: none; }
  .hero-line       { display: none; }
  .hero-eyebrow    { display: none; }
  .hero-title      { font-size: 36px; line-height: 1.1; margin-bottom: 12px; }
  .hero-sub        { font-size: 13px; line-height: 1.6; margin-bottom: 20px; }
  .hero-ctas       { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 28px; }
  .btn-primary,
  .btn-ghost       { padding: 12px 20px; font-size: 11px; width: auto; display: inline-block; }
  .hero-stats      { gap: 0; flex-wrap: nowrap; padding-top: 20px; justify-content: space-between; }
  .stat            { flex: 1; }
  .stat-val        { font-size: 20px; }
  .stat-label      { font-size: 10px; }

  /* Sections — padding réduit */
  .container { padding: 0 1.25rem; }
  .section-light,
  .section-sand,
  .section-dark  { padding: 48px 0; }
  .section-black { padding: 48px 1.25rem; }

  /* Section headers */
  .section-header  { flex-direction: column; align-items: flex-start; gap: 12px; margin-bottom: 28px; }
  .section-title   { font-size: 28px; }
  .section-eyebrow { font-size: 9px; margin-bottom: 8px; }

  /* Categories — 2 colonnes compactes */
  .categories-grid { grid-template-columns: 1fr 1fr; }
  .cat-card        { padding: 20px 16px; }
  .cat-icon        { font-size: 22px; margin-bottom: 10px; }
  .cat-label       { font-size: 14px; margin-bottom: 6px; }
  .cat-desc        { font-size: 12px; }
  .cat-tag         { font-size: 8px; top: 12px; right: 12px; }

  /* Articles — 1 colonne */
  .articles-lead  { grid-template-columns: 1fr; }
  .article-lead   { padding: 24px 20px; }
  .article-title  { font-size: 18px; margin-bottom: 14px; }
  .articles-grid  { grid-template-columns: 1fr 1fr; }
  .article-small  { padding: 18px 16px; }
  .article-title-sm { font-size: 13px; margin: 8px 0 10px; }

  /* Countries — 2 colonnes compactes */
  .countries-grid { grid-template-columns: 1fr 1fr; }
  .country-card   { padding: 20px 16px; }
  .country-flag   { font-size: 24px; margin-bottom: 10px; }
  .country-name   { font-size: 15px; margin-bottom: 4px; }
  .country-model  { font-size: 10px; margin-bottom: 6px; }
  .country-groups { font-size: 11px; }

  /* AI section */
  .ai-inner  { grid-template-columns: 1fr; gap: 28px; }
  .ai-title  { font-size: 26px; margin-bottom: 12px; }
  .ai-desc   { font-size: 13px; margin-bottom: 20px; }
  .ai-item   { padding: 14px 0; gap: 14px; }
  .ai-item-title { font-size: 13px; }
  .ai-item-desc  { font-size: 11px; }

  /* Newsletter */
  .newsletter-title { font-size: 26px; }
  .newsletter-sub   { font-size: 13px; margin-bottom: 24px; }
  .newsletter-form  { flex-direction: column; }
  .newsletter-input { border-right: 0.5px solid rgba(255,255,255,0.12); border-bottom: none; padding: 12px 16px; }
  .newsletter-btn   { padding: 12px 20px; }

  /* Footer */
  .footer-grid    { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom  { flex-direction: column; gap: 8px; text-align: center; }
  .footer-tagline { display: none; }
}

/* ============================================================
   RESPONSIVE — PETIT MOBILE (< 480px)
============================================================ */
@media (max-width: 480px) {

  /* Hero */
  .hero       { padding: 20px 1rem 28px; min-height: auto; }
  .hero-title { font-size: 30px; }
  .hero-stats { gap: 0; }
  .stat-val   { font-size: 18px; }
  .stat-label { font-size: 9px; }

  /* Grilles 1 colonne */
  .categories-grid { grid-template-columns: 1fr; }
  .articles-grid   { grid-template-columns: 1fr; }
  .countries-grid  { grid-template-columns: 1fr; }

  /* Cards encore plus compactes */
  .cat-card     { padding: 16px 14px; }
  .article-lead { padding: 20px 16px; }
  .article-small{ padding: 14px 14px; }
  .country-card { padding: 16px 14px; }

  /* Footer 1 colonne */
  .footer-grid  { grid-template-columns: 1fr; }
  .footer-col   { padding-bottom: 0; }

  /* Sections */
  .container    { padding: 0 1rem; }
  .section-light,
  .section-sand,
  .section-dark { padding: 36px 0; }
  .section-black{ padding: 36px 1rem; }
  .section-title{ font-size: 24px; }
}