/*
Theme Name: Immo en Bref
Theme URI: https://www.immoenbref.fr
Author: Immo en Bref
Author URI: https://www.immoenbref.fr
Description: Thème sur-mesure ultra-rapide, moderne et élégant pour Immo en Bref, média d'information et d'analyse immobilière.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: immoenbref-fr
*/

/* -------------------------------------------------------------
 * VARIABLES CSS & COULEURS DU SITE
 * ----------------------------------------------------------- */
:root {
  --color-primary: #0f172a;       /* Slate / Navy profond */
  --color-primary-light: #1e293b; /* Slate intermédiaire */
  --color-accent: #e05338;        /* Terracotta / Brique chaude */
  --color-accent-hover: #c9442a;  /* Hover terracotta */
  --color-accent-subtle: #fff1ee; /* Fond accent doux */
  --color-cyan: #0284c7;          /* Touche cyan / bleu notarial */
  --color-cyan-subtle: #f0f9ff;
  --color-text-main: #1e293b;     /* Texte principal */
  --color-text-muted: #64748b;    /* Texte secondaire */
  --color-text-light: #94a3b8;    /* Texte tertiaire */
  --color-bg-body: #f8fafc;       /* Fond général doux */
  --color-bg-card: #ffffff;       /* Fond cartes et contenu */
  --color-border: #e2e8f0;        /* Bordures subtiles */
  --color-border-hover: #cbd5e1;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.10);
  --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: 'Newsreader', Georgia, Cambria, 'Times New Roman', serif;
  --max-w-content: 1180px;
  --max-w-article: 840px;
}

/* -------------------------------------------------------------
 * RESET & STYLES GLOBAUX
 * ----------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-body);
  color: var(--color-text-main);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: var(--color-accent);
}

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

.container {
  width: 100%;
  max-width: var(--max-w-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

.site-main {
  flex: 1;
  padding: 40px 0 80px;
}

/* -------------------------------------------------------------
 * EN-TÊTE DU SITE (HEADER)
 * ----------------------------------------------------------- */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.site-branding {
  display: flex;
  align-items: center;
}

.site-logo-link {
  display: flex;
  align-items: center;
}

.site-logo-img {
  height: 52px;
  width: auto;
}

.main-navigation {
  display: flex;
  align-items: center;
}

.nav-menu {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-menu a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  padding: 8px 0;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.2s ease;
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item > a::after {
  width: 100%;
}

.nav-menu .current-menu-item > a {
  color: var(--color-accent);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--color-primary);
}

/* -------------------------------------------------------------
 * HERO BANNER (PAGE D'ACCUEIL)
 * ----------------------------------------------------------- */
.hero-editorial {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  margin-bottom: 48px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-editorial::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(224, 83, 56, 0.25) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-tag {
  display: inline-block;
  background: rgba(224, 83, 56, 0.9);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 18px;
  max-width: 800px;
  color: #ffffff;
}

.hero-title a:hover {
  color: #fed7aa;
}

.hero-description {
  font-size: 1.15rem;
  color: #cbd5e1;
  max-width: 720px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.hero-meta {
  font-size: 0.88rem;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 16px;
}

/* -------------------------------------------------------------
 * GRILLE D'ARTICLES & CARTES
 * ----------------------------------------------------------- */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-border);
}

.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 24px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
  margin-bottom: 48px;
}

.post-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-hover);
}

.post-card-thumb {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 ratio */
  background-color: #e2e8f0;
  overflow: hidden;
}

.post-card-thumb img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.post-card:hover .post-card-thumb img {
  transform: scale(1.04);
}

.post-card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.post-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.post-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.post-card-title a {
  color: var(--color-primary);
}

.post-card-title a:hover {
  color: var(--color-accent);
}

.post-card-excerpt {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex: 1;
}

.post-card-link {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.post-card-link svg {
  transition: transform 0.2s ease;
}

.post-card:hover .post-card-link svg {
  transform: translateX(4px);
}

/* -------------------------------------------------------------
 * VUE ARTICLE (SINGLE POST) & PAGES
 * ----------------------------------------------------------- */
.article-container {
  max-width: var(--max-w-article);
  margin-left: auto;
  margin-right: auto;
}

.article-header {
  margin-bottom: 36px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.breadcrumbs a:hover {
  color: var(--color-accent);
}

.article-category {
  display: inline-block;
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

.article-title {
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-featured-image {
  margin: 32px 0 40px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.article-content {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #27303f;
}

.article-content p {
  margin-bottom: 24px;
}

.article-content p.lead {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-primary);
  border-left: 3px solid var(--color-accent);
  padding-left: 18px;
  margin-bottom: 28px;
}

.article-content h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-top: 44px;
  margin-bottom: 18px;
  line-height: 1.3;
}

.article-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: 32px;
  margin-bottom: 14px;
}

.article-content ul, 
.article-content ol {
  margin: 20px 0 28px 24px;
}

.article-content li {
  margin-bottom: 10px;
  padding-left: 6px;
}

.article-content blockquote {
  background-color: #f1f5f9;
  border-left: 4px solid var(--color-cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 32px 0;
  font-style: italic;
  color: var(--color-primary);
}

.article-content blockquote p:last-child {
  margin-bottom: 0;
}

.article-content figure {
  margin: 32px 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.article-content figure img {
  border-radius: var(--radius-sm);
}

.article-content figcaption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 8px;
  font-style: italic;
}

/* -------------------------------------------------------------
 * PIED DE PAGE (FOOTER)
 * ----------------------------------------------------------- */
.site-footer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 60px 0 32px;
  border-top: 1px solid #1e293b;
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid #1e293b;
}

.footer-brand-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #94a3b8;
  margin-top: 16px;
  max-width: 440px;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #64748b;
}

/* -------------------------------------------------------------
 * RESPONSIVE (MOBILE & TABLETTE)
 * ----------------------------------------------------------- */
@media (max-width: 900px) {
  .header-inner {
    height: 70px;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .main-navigation {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    padding: 20px;
    box-shadow: var(--shadow-md);
  }
  
  .main-navigation.is-open {
    display: block;
  }
  
  .nav-menu {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  
  .hero-editorial {
    padding: 36px 24px;
  }
  
  .hero-title {
    font-size: 1.85rem;
  }
  
  .posts-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}