/* ===============================
   NeuroSystem Conseil - Vibrant Energetic CSS
   =============================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Roboto:wght@400;500;700&display=swap');

:root {
  --color-primary: #174278;
  --color-secondary: #23A48B;
  --color-accent: #F2F5F7;
  --color-electric-blue: #1E90FF;
  --color-electric-pink: #FF2D8A;
  --color-electric-yellow: #FFD600;
  --color-electric-green: #00E676;
  --color-dark: #181C24;
  --color-light: #FFFFFF;
  --color-grey: #E5EAF0;
  --color-shadow: rgba(23,66,120,0.08);
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Roboto', Arial, Helvetica, sans-serif;
  --transition: 0.25s cubic-bezier(.77,0,.18,1);
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-card: 0 4px 24px 0 rgba(23,66,120,0.10), 0 1.5px 6px 0 rgba(35,164,139,0.08);
  --shadow-btn: 0 2px 8px 0 rgba(255,45,138,0.10);
  --shadow-hover: 0 8px 32px 0 rgba(23,66,120,0.18);
}

html {
  box-sizing: border-box;
  font-size: 18px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  font-family: var(--font-body);
  color: var(--color-dark);
  background: linear-gradient(120deg, var(--color-accent) 0%, #e9f7fa 100%);
  margin: 0;
  min-height: 100vh;
  line-height: 1.6;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

/* ===============================
   Layout Containers
   =============================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: transparent;
}

/* ===============================
   Typography
   =============================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  margin: 0 0 12px 0;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}
h1 {
  font-size: 2.4rem;
  line-height: 1.1;
  color: var(--color-electric-pink);
  text-shadow: 0 2px 12px rgba(255,45,138,0.10);
}
h2 {
  font-size: 2rem;
  color: var(--color-electric-blue);
}
h3 {
  font-size: 1.3rem;
  color: var(--color-secondary);
}
h4 {
  font-size: 1.1rem;
  color: var(--color-electric-yellow);
}
p, ul, ol, li {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-dark);
  margin: 0 0 10px 0;
}
ul, ol {
  padding-left: 1.2em;
  margin-bottom: 10px;
}
strong {
  font-weight: 700;
  color: var(--color-primary);
}

/* ===============================
   Header & Navigation
   =============================== */
header {
  background: linear-gradient(90deg, var(--color-primary) 60%, var(--color-electric-blue) 100%);
  box-shadow: 0 2px 12px 0 rgba(23,66,120,0.08);
  position: relative;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 20px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}
header nav {
  display: flex;
  flex-direction: row;
  gap: 20px;
  align-items: center;
}
header nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  text-decoration: none;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
header nav a:hover, header nav a:focus {
  background: var(--color-electric-pink);
  color: var(--color-light);
}

.btn-primary {
  background: linear-gradient(90deg, var(--color-electric-pink) 0%, var(--color-secondary) 100%);
  color: var(--color-light);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  padding: 12px 32px;
  border: none;
  border-radius: var(--radius);
  box-shadow: var(--shadow-btn);
  cursor: pointer;
  text-decoration: none;
  letter-spacing: 0.04em;
  margin-left: 16px;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  z-index: 1;
}
.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(90deg, var(--color-electric-blue) 0%, var(--color-electric-pink) 100%);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px) scale(1.04);
}

/* Hamburger Menu Button */
.mobile-menu-toggle {
  display: none;
  background: var(--color-electric-pink);
  color: var(--color-light);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 2rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-left: 16px;
  transition: background var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px 0 rgba(255,45,138,0.10);
  z-index: 120;
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: var(--color-electric-blue);
  color: var(--color-light);
}

/* ===============================
   Mobile Menu Overlay
   =============================== */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(120deg, var(--color-primary) 80%, var(--color-electric-pink) 100%);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 40px 24px 24px 24px;
  transform: translateX(100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(.77,0,.18,1), opacity 0.25s;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: var(--color-electric-yellow);
  color: var(--color-primary);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 2rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-bottom: 24px;
  transition: background var(--transition), color var(--transition);
  box-shadow: 0 2px 8px 0 rgba(255,214,0,0.10);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  background: var(--color-electric-pink);
  color: var(--color-light);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 22px;
  width: 100%;
}
.mobile-nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.3rem;
  text-decoration: none;
  letter-spacing: 0.03em;
  padding: 10px 0;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--color-electric-blue);
  color: var(--color-light);
}

/* Hide desktop nav on mobile, show burger */
@media (max-width: 1024px) {
  header nav {
    display: none;
  }
  .btn-primary {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
}

/* ===============================
   Main Content & Sections
   =============================== */
main {
  width: 100%;
  min-height: 60vh;
  padding-bottom: 60px;
}
section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: transparent;
  border-radius: var(--radius);
  box-shadow: none;
}

/* Feature Grid (Flexbox only) */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  margin-top: 16px;
}
.feature-grid > div {
  background: var(--color-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 240px;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
  border-left: 6px solid var(--color-electric-pink);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.feature-grid > div:hover {
  box-shadow: var(--shadow-hover);
  border-left: 6px solid var(--color-electric-blue);
  transform: translateY(-4px) scale(1.03);
}

/* Cards & Card Containers */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  background: var(--color-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
  position: relative;
  padding: 28px 24px;
  min-width: 240px;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px) scale(1.03);
}

.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 260px;
  min-width: 220px;
  max-width: 420px;
}

/* Testimonials */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
  border-left: 6px solid var(--color-electric-green);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-hover);
  border-left: 6px solid var(--color-electric-pink);
}
.testimonial-card blockquote {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-dark);
  font-weight: 700;
  margin: 0 0 8px 0;
  line-height: 1.4;
  quotes: "\201C" "\201D";
}
.testimonial-card p {
  font-size: 0.98rem;
  color: var(--color-primary);
  margin: 0;
}

/* Feature Item */
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* Photo Gallery (About page) */
.photo-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: flex-start;
  align-items: center;
  margin-top: 10px;
}
.photo-gallery img {
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  width: 160px;
  height: 120px;
  object-fit: cover;
  transition: box-shadow var(--transition), transform var(--transition);
}
.photo-gallery img:hover {
  box-shadow: var(--shadow-hover);
  transform: scale(1.04);
}

/* ===============================
   Footer
   =============================== */
footer {
  background: linear-gradient(90deg, var(--color-primary) 60%, var(--color-secondary) 100%);
  color: var(--color-accent);
  padding: 40px 0 20px 0;
  box-shadow: 0 -2px 12px 0 rgba(23,66,120,0.08);
}
footer .container {
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
footer .content-wrapper {
  align-items: center;
  gap: 12px;
}
footer img {
  height: 38px;
  margin-bottom: 10px;
}
footer nav {
  display: flex;
  flex-direction: row;
  gap: 18px;
  margin-bottom: 8px;
}
footer nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  text-decoration: none;
  font-size: 1rem;
  transition: color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-electric-yellow);
}
footer p {
  color: var(--color-accent);
  font-size: 0.95rem;
  margin: 0;
  text-align: center;
}

/* ===============================
   Cookie Consent Banner & Modal
   =============================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, var(--color-electric-pink) 0%, var(--color-electric-yellow) 100%);
  color: var(--color-dark);
  padding: 24px 20px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 32px;
  z-index: 3000;
  box-shadow: 0 -2px 16px 0 rgba(23,66,120,0.10);
  animation: cookie-slide-in 0.6s cubic-bezier(.77,0,.18,1);
}
@keyframes cookie-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner p {
  margin: 0;
  font-size: 1rem;
  color: var(--color-dark);
  font-family: var(--font-body);
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-btn {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  margin: 0;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px 0 rgba(23,66,120,0.10);
}
.cookie-btn.accept {
  background: var(--color-electric-green);
  color: var(--color-dark);
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: var(--color-secondary);
  color: var(--color-light);
}
.cookie-btn.reject {
  background: var(--color-electric-pink);
  color: var(--color-light);
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: var(--color-primary);
  color: var(--color-accent);
}
.cookie-btn.settings {
  background: var(--color-electric-yellow);
  color: var(--color-primary);
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: var(--color-electric-blue);
  color: var(--color-light);
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(23,66,120,0.45);
  z-index: 4000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-light);
  border-radius: var(--radius);
  box-shadow: 0 8px 40px 0 rgba(23,66,120,0.18);
  padding: 36px 28px 28px 28px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 22px;
  animation: modal-pop-in 0.4s cubic-bezier(.77,0,.18,1);
}
@keyframes modal-pop-in {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h3 {
  color: var(--color-electric-pink);
  font-size: 1.3rem;
  margin-bottom: 10px;
}
.cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}
.cookie-category label {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-dark);
}
.cookie-toggle {
  width: 44px;
  height: 24px;
  border-radius: 12px;
  background: var(--color-grey);
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  margin-left: 8px;
}
.cookie-toggle input {
  display: none;
}
.cookie-toggle .slider {
  position: absolute;
  left: 2px; top: 2px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--color-electric-pink);
  transition: left var(--transition), background var(--transition);
}
.cookie-toggle input:checked + .slider {
  left: 22px;
  background: var(--color-electric-green);
}
.cookie-modal .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  justify-content: flex-end;
}

/* ===============================
   Responsive Design
   =============================== */
@media (max-width: 1024px) {
  .container {
    max-width: 98vw;
    padding: 0 10px;
  }
  .feature-grid {
    gap: 18px;
  }
  .card-container {
    gap: 18px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
  header .container {
    flex-direction: row;
    padding: 12px 10px;
    gap: 10px;
  }
  section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .feature-grid {
    flex-direction: column;
    gap: 18px;
  }
  .feature-grid > div {
    max-width: 100%;
    min-width: 0;
    width: 100%;
  }
  .card-container {
    flex-direction: column;
    gap: 18px;
  }
  .card {
    max-width: 100%;
    min-width: 0;
    width: 100%;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
  }
  .text-image-section > div {
    max-width: 100%;
    min-width: 0;
    width: 100%;
  }
  .photo-gallery {
    flex-direction: column;
    gap: 12px;
  }
  .cookie-banner {
    flex-direction: column;
    gap: 18px;
    padding: 18px 8px;
    font-size: 0.98rem;
  }
  .cookie-modal {
    padding: 22px 10px 18px 10px;
    min-width: 0;
    width: 98vw;
    max-width: 98vw;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.2rem;
  }
  .btn-primary {
    font-size: 1rem;
    padding: 10px 18px;
  }
  .cookie-banner {
    font-size: 0.95rem;
  }
}

/* ===============================
   Micro-interactions & Effects
   =============================== */
a, button {
  outline: none;
  transition: box-shadow var(--transition), color var(--transition), background var(--transition), transform var(--transition);
}
a:focus, button:focus {
  box-shadow: 0 0 0 2px var(--color-electric-yellow);
}

/* ===============================
   Utility Classes
   =============================== */
.hide {
  display: none !important;
}

/* ===============================
   Accessibility
   =============================== */
@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after {
    transition: none !important;
    animation: none !important;
  }
}

/* ===============================
   End of CSS
   =============================== */