/* =====================
   Énergie en Vue - Scandinavian Clean CSS
   ===================== */

/* 1. Root Variables & Base Reset */
:root {
  --color-primary: #1B263B;
  --color-secondary: #F5F8FA;
  --color-accent: #F47C2A;
  --color-bg: #FFFFFF;
  --color-card: #F5F8FA;
  --color-border: #E3E7EB;
  --color-text: #222831;
  --color-muted: #7A869A;
  --color-shadow: rgba(27, 38, 59, 0.07);
  --radius: 14px;
  --transition: 0.22s cubic-bezier(.4,0,.2,1);
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Roboto', Arial, Helvetica, sans-serif;
  --header-height: 72px;
  --container-max: 1200px;
  --gap-section: 60px;
  --gap-card: 24px;
  --gap-content: 20px;
  --gap-feature: 15px;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 2. Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.6em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.2rem;
  line-height: 1.15;
}
h2 {
  font-size: 1.5rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.15rem;
  line-height: 1.25;
}
h4, h5, h6 {
  font-size: 1rem;
  line-height: 1.3;
}
p, ul, ol {
  margin-top: 0;
  margin-bottom: 1.1em;
}
ul, ol {
  padding-left: 1.2em;
}
strong {
  font-weight: 600;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-accent);
}

/* 3. Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.section {
  margin-bottom: var(--gap-section);
  padding: 40px 20px;
  background: none;
}

/* 4. Header & Navigation */
header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px var(--color-shadow);
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 20px;
}
header img {
  height: 38px;
  width: auto;
  margin-right: 24px;
}
.main-nav {
  display: flex;
  flex-direction: row;
  gap: 28px;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-primary);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}
.cta-btn {
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-left: 20px;
  text-align: center;
  letter-spacing: 0.02em;
  outline: none;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: #d9650e;
  box-shadow: 0 4px 16px var(--color-shadow);
  transform: translateY(-2px) scale(1.03);
}

/* 5. Mobile Navigation */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 18px;
  transition: color var(--transition);
  z-index: 120;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-accent);
}
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(245, 248, 250, 0.98);
  box-shadow: 0 8px 32px var(--color-shadow);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  font-size: 2.2rem;
  color: var(--color-primary);
  align-self: flex-end;
  margin: 24px 24px 0 0;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:focus {
  outline: 2px solid var(--color-accent);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  width: 100%;
  align-items: flex-start;
  margin-top: 40px;
  padding-left: 40px;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-primary);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}

/* 6. Main Content & Sections */
main {
  width: 100%;
  background: var(--color-bg);
  min-height: 60vh;
}
section {
  width: 100%;
  background: none;
}

/* 7. Scandinavian Flex Patterns */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
}
.card {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 28px 24px;
  margin-bottom: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover, .card:focus-within {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.text-image-section > div {
  flex: 1 1 220px;
  min-width: 220px;
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 24px 18px;
  box-shadow: 0 1px 4px var(--color-shadow);
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 20px;
  color: var(--color-text);
  font-style: italic;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card:hover, .testimonial-card:focus-within {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}
.testimonial-card span {
  font-style: normal;
  color: var(--color-muted);
  font-size: 0.98rem;
  margin-left: 10px;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.feature-grid > div {
  flex: 1 1 220px;
  min-width: 220px;
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 24px 18px;
  box-shadow: 0 1px 4px var(--color-shadow);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* 8. Comparison Tables */
.comparison-table {
  width: 100%;
  overflow-x: auto;
  margin-bottom: 20px;
}
.comparison-table table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: 0 1px 4px var(--color-shadow);
  font-size: 1rem;
  min-width: 600px;
}
.comparison-table th, .comparison-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.comparison-table th {
  background: var(--color-secondary);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
}
.comparison-table tr:last-child td {
  border-bottom: none;
}
.comparison-table tr:hover td {
  background: #f0f4f8;
}
.comparison-table span {
  background: var(--color-accent);
  color: #fff;
  border-radius: 8px;
  padding: 2px 10px;
  font-size: 0.95em;
  font-weight: 500;
}

/* 9. Footer */
footer {
  background: var(--color-secondary);
  border-top: 1px solid var(--color-border);
  padding: 40px 0 24px 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}
footer img {
  height: 32px;
  width: auto;
  margin-bottom: 18px;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  color: var(--color-primary);
  font-size: 1rem;
  font-family: var(--font-display);
  opacity: 0.85;
  transition: color var(--transition), opacity var(--transition);
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--color-accent);
  opacity: 1;
}
.footer-contact {
  color: var(--color-muted);
  font-size: 0.98rem;
  line-height: 1.6;
  font-family: var(--font-body);
}

/* 10. Cookie Consent Banner & Modal */
.cookie-banner {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: #fff;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -2px 16px var(--color-shadow);
  z-index: 300;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px;
  gap: 20px;
  font-size: 1rem;
  transition: transform 0.35s var(--transition), opacity 0.35s var(--transition);
  opacity: 1;
  transform: translateY(0);
}
.cookie-banner.hide {
  opacity: 0;
  transform: translateY(100%);
  pointer-events: none;
}
.cookie-banner .cookie-text {
  flex: 1 1 0;
  color: var(--color-text);
  font-size: 1rem;
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
}
.cookie-btn {
  font-family: var(--font-display);
  font-size: 1rem;
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 1px 4px var(--color-shadow);
}
.cookie-btn.accept {
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: #d9650e;
}
.cookie-btn.reject {
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: #f0f4f8;
}
.cookie-btn.settings {
  background: var(--color-secondary);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: #e3e7eb;
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(27,38,59,0.18);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--transition);
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px var(--color-shadow);
  padding: 36px 28px 28px 28px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  animation: fadeInModal 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeInModal {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
.cookie-modal h2 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}
.cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}
.cookie-category label {
  font-size: 1rem;
  color: var(--color-primary);
  font-family: var(--font-display);
}
.cookie-toggle {
  width: 38px;
  height: 22px;
  border-radius: 12px;
  background: #e3e7eb;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  display: inline-block;
}
.cookie-toggle input {
  display: none;
}
.cookie-toggle .slider {
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px var(--color-shadow);
  transition: left var(--transition), background var(--transition);
}
.cookie-toggle input:checked + .slider {
  left: 18px;
  background: var(--color-accent);
}
.cookie-category.essential label {
  color: var(--color-muted);
  font-style: italic;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
  justify-content: flex-end;
}
.cookie-modal .close-modal {
  position: absolute;
  top: 14px;
  right: 14px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .close-modal:focus {
  outline: 2px solid var(--color-accent);
}

/* 11. Forms (if any) */
input, textarea, select {
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px 14px;
  background: #fff;
  color: var(--color-text);
  margin-bottom: 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 2px 8px var(--color-shadow);
}
button {
  font-family: var(--font-display);
  font-size: 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

/* 12. Utility Classes */
.hide {
  display: none !important;
}
.text-center {
  text-align: center;
}
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }

/* 13. Responsive Design */
@media (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  .feature-grid > div, .text-image-section > div {
    min-width: 180px;
  }
  .footer-contact {
    font-size: 0.95rem;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 98vw;
  }
  .feature-grid, .content-grid, .card-container {
    gap: 16px;
  }
  .footer-nav {
    gap: 6px;
  }
  .footer-contact {
    font-size: 0.93rem;
  }
}
@media (max-width: 768px) {
  header .container {
    flex-direction: row;
    gap: 10px;
    min-height: 56px;
  }
  .main-nav {
    display: none;
  }
  .cta-btn {
    margin-left: 0;
    padding: 10px 18px;
    font-size: 0.98rem;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .container {
    padding-left: 12px;
    padding-right: 12px;
  }
  .section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .feature-grid, .content-grid, .card-container {
    flex-direction: column;
    gap: 14px;
  }
  .feature-grid > div, .text-image-section > div {
    min-width: 0;
    width: 100%;
    padding: 18px 10px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 16px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
  }
  .comparison-table table {
    min-width: 480px;
    font-size: 0.97rem;
  }
  footer .container {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 10px;
    font-size: 0.97rem;
  }
  .cookie-banner .cookie-actions {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }
  .cookie-modal {
    padding: 22px 10px 18px 10px;
    min-width: 0;
    width: 98vw;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.35rem;
  }
  h2 {
    font-size: 1.08rem;
  }
  .cta-btn {
    font-size: 0.95rem;
    padding: 9px 12px;
  }
  .footer-contact {
    font-size: 0.91rem;
  }
}

/* 14. Micro-interactions */
.card, .testimonial-card, .feature-grid > div, .text-image-section > div {
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:active, .testimonial-card:active, .feature-grid > div:active, .text-image-section > div:active {
  transform: scale(0.98);
}

/* 15. Accessibility Focus Styles */
a:focus, button:focus, .cta-btn:focus, .cookie-btn:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* 16. Scandinavian Details */
.card, .feature-grid > div, .text-image-section > div {
  border: 1px solid var(--color-border);
  background: var(--color-card);
}

/* 17. Prevent Overlapping */
.card, .testimonial-card, .feature-grid > div, .text-image-section > div {
  margin-bottom: 20px;
}

/* 18. Prevent Absolute Positioning for Content */
/* Only decorative elements may use absolute, not content cards/text */

/* 19. Print Styles */
@media print {
  header, footer, .mobile-menu, .cookie-banner, .cookie-modal-overlay {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
}