/**
 * Elitec Informatique — theme.css
 * Styles globaux : En-tête, Navigation, Pied de page Dark Tech, Pages standard & 404
 */

:root {
  --elitec-font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --elitec-font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  --elitec-bg-light: #F7F8FA;
  --elitec-surface: #FFFFFF;
  --elitec-text: #0D1620;
  --elitec-muted: #4B5563;
  --elitec-border: rgba(13, 22, 32, 0.08);
  --elitec-border-hover: rgba(13, 22, 32, 0.16);
  --elitec-dark-bg: #0D1620;
  --elitec-dark-surface: #162030;
  --elitec-dark-border: rgba(255, 255, 255, 0.06);
  --elitec-dark-muted: #94A3B8;
  --elitec-cyan: #00C8FF;
  --elitec-blue: #0284C7;
  --elitec-green: #16A34A;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--elitec-font-sans);
  color: var(--elitec-text);
  background-color: var(--elitec-bg-light);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   1. EN-TÊTE DU SITE
   ============================================================ */
.elitec-site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--elitec-border);
  box-shadow: 0 1px 3px rgba(13, 22, 32, 0.03);
}

.elitec-header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.elitec-header-brand {
  display: flex;
  align-items: center;
}

.elitec-brand-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.elitec-brand-img {
  height: 40px;
  width: auto;
  display: block;
}

/* Navigation principale */
.elitec-header-nav {
  display: none;
}

.elitec-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 24px;
}

.elitec-nav-list li a {
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--elitec-text);
  transition: color 150ms ease;
}

.elitec-nav-list li a:hover {
  color: var(--elitec-blue);
}

/* Actions Header */
.elitec-header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.elitec-header-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--elitec-font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--elitec-text);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(13, 22, 32, 0.04);
  transition: background 150ms ease;
}

.elitec-header-phone:hover {
  background: rgba(13, 22, 32, 0.08);
}

.elitec-btn-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 8px;
  background-color: var(--elitec-text);
  color: #FFFFFF;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 700;
  transition: background 150ms ease;
  white-space: nowrap;
}

.elitec-btn-header:hover {
  background-color: #1e2c3d;
}

/* Bouton Burger Mobile */
.elitec-burger-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 38px;
  height: 38px;
  padding: 8px;
  background: rgba(13, 22, 32, 0.04);
  border: 1px solid var(--elitec-border);
  border-radius: 6px;
  cursor: pointer;
}

.elitec-burger-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--elitec-text);
  border-radius: 2px;
  transition: transform 150ms ease, opacity 150ms ease;
}

.elitec-burger-btn.is-active .elitec-burger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.elitec-burger-btn.is-active .elitec-burger-bar:nth-child(2) {
  opacity: 0;
}
.elitec-burger-btn.is-active .elitec-burger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Tiroir Mobile */
.elitec-mobile-drawer {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--elitec-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  padding: 20px;
}

.elitec-mobile-drawer.is-open {
  display: block;
}

.elitec-mobile-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.elitec-mobile-list li a {
  display: block;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 700;
  color: var(--elitec-text);
  padding: 6px 0;
}

.elitec-mobile-drawer-actions {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--elitec-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.elitec-btn-drawer-devis {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  background-color: var(--elitec-text);
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 700;
  border-radius: 8px;
}

.elitec-btn-drawer-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background-color: rgba(13, 22, 32, 0.05);
  color: var(--elitec-text);
  text-decoration: none;
  font-weight: 700;
  font-family: var(--elitec-font-mono);
  border-radius: 8px;
}

/* ============================================================
   2. PIED DE PAGE DARK TECH (#0D1620)
   ============================================================ */
.elitec-site-footer {
  background-color: var(--elitec-dark-bg);
  color: var(--elitec-dark-muted);
  padding: 70px 0 30px;
  border-top: 1px solid var(--elitec-dark-border);
}

.elitec-footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.elitec-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.elitec-footer-logo-wrap {
  margin-bottom: 16px;
}

.elitec-footer-logo-wrap .elitec-brand-img {
  filter: brightness(0) invert(1);
}

.elitec-footer-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0 0 20px;
  color: var(--elitec-dark-muted);
}

.elitec-footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.elitec-footer-badge {
  font-family: var(--elitec-font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.06);
  padding: 4px 10px;
  border-radius: 9999px;
  border: 1px solid var(--elitec-dark-border);
}

.elitec-footer-heading {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #FFFFFF;
  margin: 0 0 18px;
}

.elitec-footer-links,
.elitec-footer-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.elitec-footer-links li a {
  color: var(--elitec-dark-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 150ms ease;
}

.elitec-footer-links li a:hover {
  color: var(--elitec-cyan);
}

.elitec-footer-text {
  font-size: 0.9375rem;
  line-height: 1.5;
  margin: 0 0 12px;
}

.elitec-footer-highlight {
  font-size: 0.875rem;
  font-weight: 600;
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.05);
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid var(--elitec-dark-border);
  margin: 0;
}

.elitec-footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 0.9375rem;
  font-family: var(--elitec-font-mono);
  font-weight: 600;
  transition: color 150ms ease;
}

.elitec-footer-contact-link:hover {
  color: var(--elitec-cyan);
}

.elitec-footer-action {
  margin-top: 20px;
}

.elitec-btn-footer {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  background-color: #FFFFFF;
  color: var(--elitec-text);
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 150ms ease;
}

.elitec-btn-footer:hover {
  background-color: #F1F5F9;
}

.elitec-footer-bottom {
  border-top: 1px solid var(--elitec-dark-border);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.8125rem;
}

.elitec-footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.elitec-footer-legal-links a {
  color: var(--elitec-dark-muted);
  text-decoration: none;
  transition: color 150ms ease;
}

.elitec-footer-legal-links a:hover {
  color: var(--elitec-cyan);
}

.elitec-footer-sep {
  color: rgba(255, 255, 255, 0.2);
}

.elitec-footer-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--elitec-dark-muted);
  text-decoration: none;
  transition: color 150ms ease;
}

.elitec-footer-social-link svg {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
  transition: transform 150ms ease;
}

.elitec-footer-social-link:hover {
  color: var(--elitec-cyan);
}

.elitec-footer-social-link:hover svg {
  transform: translateY(-1px);
}

/* ============================================================
   3. PAGES STANDARD & 404
   ============================================================ */
.elitec-page-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 20px;
}

.elitec-standard-page,
.elitec-single-post,
.elitec-article-card {
  background: var(--elitec-surface);
  border: 1px solid var(--elitec-border);
  border-radius: 14px;
  padding: 40px;
  box-shadow: 0 8px 24px rgba(13, 22, 32, 0.04);
}

.elitec-page-title,
.elitec-entry-title,
.elitec-post-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--elitec-text);
  margin: 0 0 24px;
}

.elitec-post-meta {
  font-family: var(--elitec-font-mono);
  font-size: 0.8125rem;
  color: var(--elitec-muted);
  margin-bottom: 24px;
}

.elitec-page-content,
.elitec-entry-content,
.elitec-post-content {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--elitec-muted);
}

.elitec-page-content p,
.elitec-entry-content p,
.elitec-post-content p {
  margin-bottom: 1.5em;
}

/* 404 */
.elitec-404-container {
  text-align: center;
  padding: 100px 20px;
}

.elitec-404-card {
  background: var(--elitec-surface);
  border: 1px solid var(--elitec-border);
  border-radius: 14px;
  padding: 60px 30px;
  box-shadow: 0 12px 32px rgba(13, 22, 32, 0.06);
  max-width: 600px;
  margin: 0 auto;
}

.elitec-404-badge {
  font-family: var(--elitec-font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: #DC2626;
  background: rgba(220, 38, 38, 0.08);
  padding: 4px 12px;
  border-radius: 9999px;
  display: inline-block;
  margin-bottom: 16px;
}

.elitec-404-title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 800;
  color: var(--elitec-text);
  margin: 0 0 16px;
}

.elitec-404-desc {
  font-size: 1rem;
  color: var(--elitec-muted);
  margin: 0 0 30px;
}

.elitec-404-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

/* ============================================================
   4. BREAKPOINTS RESPONSIVE
   ============================================================ */
@media (min-width: 768px) {
  .elitec-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .elitec-footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
  }
}

@media (min-width: 1024px) {
  .elitec-header-nav {
    display: block;
  }

  .elitec-burger-btn {
    display: none;
  }

  .elitec-footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  }
}