/* ============================================================
   ARTEKIOS — Layout CSS
   Navigation, footer, hero, page-hero
   ============================================================ */

/* ══════════════════════════════════════════════════
   HEADER / NAV
   ══════════════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: -0.02em;
  line-height: 1;
}

.nav-logo-img {
  height: 38px;
  width: auto;
  display: block;
}

/* Links */
.nav-links {
  display: flex;
  list-style: none;
  gap: var(--space-8);
  align-items: center;
  padding: 0;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  transition: color var(--transition);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--teal);
}

/* CTA nav */
.nav-cta {
  background: var(--teal);
  color: var(--white) !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600 !important;
  transition: background var(--transition) !important;
}

.nav-cta:hover {
  background: var(--teal-dark) !important;
  color: var(--white) !important;
}

/* Burger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
}

.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-6) var(--space-5);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-nav);
}

.nav-mobile.open { display: block; }

.nav-mobile ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.nav-mobile a {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--navy);
  text-decoration: none;
  display: block;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--gray-100);
}

.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile .nav-cta {
  margin-top: var(--space-2);
  display: inline-block;
  color: var(--white) !important;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }
}

@media (max-width: 640px) {
  .nav-inner { padding: 0 var(--space-5); }
}


/* ══════════════════════════════════════════════════
   HERO — Page d'accueil
   ══════════════════════════════════════════════════ */
.hero {
  background: linear-gradient(160deg, var(--teal-subtle) 0%, var(--white) 55%);
  padding: var(--space-24) 0 var(--space-20);
  position: relative;
  overflow: hidden;
}

/* Accent décoratif discret */
.hero::after {
  content: '';
  position: absolute;
  top: -80px;
  right: -120px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,128,144,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero-content {}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-light);
  padding: var(--space-1) var(--space-3);
  border-radius: 50px;
  margin-bottom: var(--space-5);
}

.hero h1 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: var(--space-5);
}

.hero h1 .accent {
  color: var(--teal);
}

.hero-lead {
  font-size: var(--text-lg);
  color: var(--gray-500);
  line-height: 1.65;
  margin-bottom: var(--space-8);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.hero-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  transition: transform var(--transition), box-shadow var(--transition);
}

.hero-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.hero-card-icon {
  width: 44px;
  height: 44px;
  background: var(--teal-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero-card-icon svg {
  width: 22px;
  height: 22px;
  color: var(--teal);
}

.hero-card-content h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--navy);
  margin-bottom: var(--space-1);
}

.hero-card-content p {
  font-size: var(--text-sm);
  color: var(--gray-500);
  line-height: 1.5;
}

@media (max-width: 1400px) {
  .hero       { padding: var(--space-16) 0 var(--space-14); }
  .hero h1    { font-size: 1.9rem; }
  .page-hero  { padding: var(--space-8) 0 var(--space-6); }
  .page-hero h1 { font-size: 1.9rem; }
  .footer-grid { gap: var(--space-6); }
}

/* ── Laptop 14" ── */
@media (max-width: 1366px) {
  .nav-inner   { height: 60px; }
  .nav-mobile  { top: 60px; }

  .hero        { padding: var(--space-12) 0 var(--space-10); }
  .hero-inner  { gap: var(--space-10); }
  .hero h1     { font-size: 1.7rem; }
  .hero-lead   { font-size: var(--text-base); }

  .hero-card         { padding: var(--space-4) var(--space-5); }
  .hero-card-icon    { width: 38px; height: 38px; }
  .hero-card-icon svg { width: 18px; height: 18px; }

  .page-hero   { padding: var(--space-8) 0 var(--space-6); }
  .page-hero h1 { font-size: 1.6rem; }
  .page-hero .lead { font-size: var(--text-base); }

  .footer-grid { gap: var(--space-5); }
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .hero-visual { display: none; }
  .hero { padding: var(--space-12) 0 var(--space-10); }
}

@media (max-width: 640px) {
  .hero-inner { padding: 0 var(--space-5); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { text-align: center; }
}


/* ══════════════════════════════════════════════════
   PAGE HERO — Pages internes
   ══════════════════════════════════════════════════ */
.page-hero {
  background: var(--teal-subtle);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-12) 0 var(--space-10);
}

.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-5);
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.breadcrumb li + li::before {
  content: '/';
  color: var(--gray-300);
}

.breadcrumb a {
  color: var(--gray-500);
  text-decoration: none;
  transition: color var(--transition);
}

.breadcrumb a:hover { color: var(--teal); }
.breadcrumb li:last-child { color: var(--navy); font-weight: 500; }

.page-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: var(--space-4);
}

.page-hero .lead {
  font-size: var(--text-lg);
  color: var(--gray-500);
  max-width: 600px;
  line-height: 1.6;
}

@media (max-width: 640px) {
  .page-hero { padding: var(--space-8) 0; }
  .page-hero-inner { padding: 0 var(--space-5); }
}

.page-hero-inner--split {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.page-hero-text { flex: 1; min-width: 0; }

.page-hero-aside {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

@media (max-width: 768px) {
  .page-hero-inner--split { flex-direction: column; align-items: flex-start; }
  .hero-preview-btn { margin-top: 0; }
}


/* ══════════════════════════════════════════════════
   HERO PREVIEW BUTTON — bouton "voir les outils"
   ══════════════════════════════════════════════════ */
.hero-preview-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-5) var(--space-3) var(--space-4);
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: 50px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
  font-family: var(--font-body);
  text-align: left;
}

.hero-preview-btn:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.hero-preview-btn:hover svg {
  transform: translateX(2px);
  color: var(--teal);
}

.hero-preview-btn svg {
  color: var(--gray-300);
  flex-shrink: 0;
  transition: transform var(--transition), color var(--transition);
}

/* Mini écrans décoratifs */
.hero-preview-screens {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  flex-shrink: 0;
}

.hero-preview-screen {
  display: block;
  width: 10px;
  border-radius: 2px;
  background: var(--teal-light);
  border: 1px solid var(--teal);
}

.hero-preview-screen:nth-child(1) { height: 18px; }
.hero-preview-screen:nth-child(2) { height: 24px; background: var(--teal); }
.hero-preview-screen:nth-child(3) { height: 14px; }

.hero-preview-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero-preview-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--navy);
  line-height: 1;
}

.hero-preview-sub {
  font-size: var(--text-xs);
  color: var(--gray-500);
  line-height: 1;
}


/* ══════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════ */
.site-footer {
  background: var(--navy);
  color: var(--white);
  padding: var(--space-10) 0 var(--space-6);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-6);
}

.footer-brand .logo-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--teal-light);
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: var(--space-3);
}

.footer-logo-img {
  height: 34px;
  width: auto;
  display: block;
  margin-bottom: var(--space-3);
}

.footer-brand p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  line-height: 1.5;
  margin-top: var(--space-2);
}

.footer-col h4 {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--space-2);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer-col a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--transition);
  line-height: 1.8;
}

.footer-col a:hover { color: var(--white); }

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  margin-bottom: var(--space-2);
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--teal);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.footer-bottom a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  text-decoration: none;
}

.footer-bottom a:hover { color: rgba(255,255,255,0.7); }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .footer-inner { padding: 0 var(--space-5); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}