/* Xylon Charge Éloquence - Geometric Structured Style */

/* ====== FONT IMPORTS ====== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Open+Sans:wght@400;600&display=swap');

:root {
  --primary: #1B3B5A;
  --secondary: #6FB1A9;
  --accent: #F5F5F5;
  --white: #fff;
  --black: #181A1B;
  --gray: #e5e8ec;
  --shadow: 0 4px 24px rgba(27,59,90,0.08);
  --radius: 12px;
  --radius-lg: 24px;
  --transition: 0.25s cubic-bezier(.77,0,.175,1);
  --font-display: 'Montserrat', Arial, sans-serif;
  --font-body: 'Open Sans', Arial, sans-serif;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  margin: 0;
  background: var(--accent);
  color: var(--primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  letter-spacing: 0.01em;
}

/* ====== TYPOGRAPHY ====== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--primary);
  margin-top: 0;
  margin-bottom: 16px;
  letter-spacing: 0.01em;
  text-transform: none;
}
h1 {
  font-size: 2.5rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h2 {
  font-size: 2rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h3 {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
}
h4, h5, h6 {
  font-size: 1.1rem;
  font-weight: 700;
}
p, ul, ol {
  margin-top: 0;
  margin-bottom: 1.2em;
}
ul, ol {
  padding-left: 1.5em;
}
strong {
  font-weight: 700;
}
a {
  color: var(--secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--primary);
  text-decoration: underline;
}

/* ====== CONTAINER & LAYOUT ====== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
  display: flex;
  flex-direction: column;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

/* ====== HEADER & NAVIGATION ====== */
header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}
.logo img {
  height: 48px;
  width: auto;
  display: block;
}
.main-nav {
  display: flex;
  flex-direction: row;
  gap: 28px;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
  letter-spacing: 0.03em;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--secondary);
  border-bottom: 2px solid var(--secondary);
}
.cta-btn {
  background: linear-gradient(90deg, var(--secondary) 0%, var(--primary) 100%);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  padding: 12px 32px;
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px rgba(27,59,90,0.10);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  margin-left: 16px;
  text-transform: uppercase;
  outline: none;
  position: relative;
  z-index: 1;
}
.cta-btn:hover, .cta-btn:focus {
  background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 6px 24px rgba(27,59,90,0.16);
}

/* ====== MOBILE NAVIGATION ====== */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--primary);
  cursor: pointer;
  margin-left: 12px;
  transition: color var(--transition);
  z-index: 120;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--secondary);
}
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(27,59,90,0.97);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(.77,0,.175,1);
  pointer-events: none;
  opacity: 0;
}
.mobile-menu.open {
  transform: translateX(0);
  pointer-events: auto;
  opacity: 1;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--white);
  font-size: 2.2rem;
  margin: 24px 32px 0 0;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:focus {
  outline: 2px solid var(--secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: flex-start;
  margin: 60px 0 0 40px;
}
.mobile-nav a {
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition);
  border-left: 4px solid transparent;
  padding-left: 12px;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--secondary);
  border-left: 4px solid var(--secondary);
}

/* ====== MAIN LAYOUT SECTIONS ====== */
section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
}
section:last-child {
  margin-bottom: 0;
}

/* ====== FLEXBOX PATTERNS ====== */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  position: relative;
  padding: 28px 24px;
  min-width: 260px;
  flex: 1 1 260px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover, .card:focus-within {
  box-shadow: 0 8px 32px rgba(27,59,90,0.13);
  transform: translateY(-4px) scale(1.02);
}
.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;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  min-width: 260px;
  max-width: 420px;
  transition: box-shadow var(--transition), transform var(--transition);
  border-left: 6px solid var(--secondary);
}
.testimonial-card:hover, .testimonial-card:focus-within {
  box-shadow: 0 8px 32px rgba(27,59,90,0.13);
  transform: translateY(-2px) scale(1.01);
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* ====== FEATURE GRID ====== */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 24px;
  margin-bottom: 24px;
}
.feature-grid > div {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 260px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 20px;
  border-bottom: 4px solid var(--secondary);
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .feature-grid > div:focus-within {
  box-shadow: 0 8px 32px rgba(27,59,90,0.13);
  transform: translateY(-4px) scale(1.02);
}

/* ====== TESTIMONIAL GRID ====== */
.testimonial-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 24px;
  margin-bottom: 24px;
}

.client-logos {
  margin-top: 24px;
  font-size: 1rem;
  color: var(--primary);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ====== BUTTONS & INTERACTIONS ====== */
button, .cta-btn, .feature-grid a {
  font-family: var(--font-display);
  font-weight: 700;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  outline: none;
}
.feature-grid a {
  background: var(--secondary);
  color: var(--white);
  padding: 8px 20px;
  margin-top: 16px;
  font-size: 1rem;
  border-radius: var(--radius);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  box-shadow: 0 2px 8px rgba(27,59,90,0.08);
  display: inline-block;
}
.feature-grid a:hover, .feature-grid a:focus {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px) scale(1.03);
}

/* ====== LISTS ====== */
ul, ol {
  margin-bottom: 1.2em;
  padding-left: 1.5em;
}
ul li, ol li {
  margin-bottom: 0.5em;
  font-size: 1rem;
  position: relative;
  padding-left: 0.5em;
}
ul li::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--secondary);
  border-radius: 2px;
  margin-right: 10px;
  vertical-align: middle;
  margin-left: -20px;
}

/* ====== FOOTER ====== */
footer {
  background: var(--primary);
  color: var(--white);
  padding: 40px 0 0 0;
  margin-top: 60px;
  border-radius: var(--radius) var(--radius) 0 0;
}
footer .container {
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 16px;
}
.footer-nav a {
  color: var(--secondary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  transition: color var(--transition);
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--white);
  text-decoration: underline;
}
.footer-contact {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 12px;
}
.footer-contact a {
  color: var(--secondary);
  text-decoration: underline;
}
.copyright {
  font-size: 0.95rem;
  color: var(--gray);
  margin-top: 16px;
  margin-bottom: 0;
}

/* ====== COOKIE CONSENT BANNER ====== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 -2px 24px rgba(27,59,90,0.10);
  z-index: 300;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px;
  border-radius: var(--radius) var(--radius) 0 0;
  animation: cookie-slide-in 0.6s cubic-bezier(.77,0,.175,1);
}
@keyframes cookie-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner__text {
  flex: 1 1 0;
  font-size: 1rem;
  margin-right: 24px;
}
.cookie-banner__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);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px rgba(27,59,90,0.08);
}
.cookie-btn.accept {
  background: var(--secondary);
  color: var(--white);
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: var(--primary);
  color: var(--white);
}
.cookie-btn.reject {
  background: var(--gray);
  color: var(--primary);
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: var(--primary);
  color: var(--white);
}
.cookie-btn.settings {
  background: var(--white);
  color: var(--primary);
  border: 2px solid var(--secondary);
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: var(--secondary);
  color: var(--white);
}

/* ====== COOKIE MODAL ====== */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(27,59,90,0.80);
  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: var(--white);
  color: var(--primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 48px rgba(27,59,90,0.18);
  padding: 40px 32px 32px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: modal-pop-in 0.4s cubic-bezier(.77,0,.175,1);
}
@keyframes modal-pop-in {
  from { transform: scale(0.92) translateY(40px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
}
.cookie-modal .cookie-toggle {
  width: 44px;
  height: 24px;
  background: var(--gray);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  margin-left: 8px;
}
.cookie-modal .cookie-toggle input {
  display: none;
}
.cookie-modal .cookie-toggle span {
  position: absolute;
  left: 2px; top: 2px;
  width: 20px; height: 20px;
  background: var(--secondary);
  border-radius: 50%;
  transition: left var(--transition), background var(--transition);
}
.cookie-modal .cookie-toggle input:checked + span {
  left: 22px;
  background: var(--primary);
}
.cookie-modal .cookie-category.essential label {
  color: var(--secondary);
}
.cookie-modal .cookie-category.essential .cookie-toggle {
  background: var(--gray);
  opacity: 0.6;
  pointer-events: none;
}
.cookie-modal .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 16px;
}
.cookie-modal .cookie-btn {
  min-width: 120px;
}
.cookie-modal .cookie-close {
  position: absolute;
  top: 18px;
  right: 24px;
  background: none;
  border: none;
  color: var(--primary);
  font-size: 1.8rem;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-close:hover, .cookie-modal .cookie-close:focus {
  color: var(--secondary);
}

/* ====== RESPONSIVE DESIGN ====== */
@media (max-width: 1024px) {
  .container {
    max-width: 960px;
  }
  .feature-grid > div, .card {
    max-width: 100%;
  }
}
@media (max-width: 900px) {
  .main-nav {
    gap: 18px;
  }
  .feature-grid, .testimonial-grid {
    gap: 16px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  header .container {
    flex-direction: row;
    gap: 12px;
    min-height: 56px;
  }
  .main-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .cta-btn {
    padding: 10px 20px;
    font-size: 1rem;
    margin-left: 0;
  }
  .feature-grid, .testimonial-grid, .card-container, .content-grid {
    flex-direction: column;
    gap: 20px;
  }
  .feature-grid > div, .testimonial-card, .card {
    min-width: 0;
    width: 100%;
    max-width: 100%;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
  }
  section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  footer {
    padding: 28px 0 0 0;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 18px 12px;
  }
  .cookie-banner__text {
    margin-right: 0;
  }
  .cookie-modal {
    padding: 24px 10px 18px 10px;
    min-width: 0;
    width: 95vw;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  h1 {
    font-size: 1.7rem;
  }
  h2 {
    font-size: 1.2rem;
  }
  .logo img {
    height: 36px;
  }
}

/* ====== GEOMETRIC DECORATIVE ELEMENTS ====== */
section::before {
  content: '';
  display: block;
  position: absolute;
  top: -24px; left: -24px;
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--secondary) 60%, var(--primary) 100%);
  opacity: 0.08;
  border-radius: 16px 0 32px 0;
  z-index: 0;
  pointer-events: none;
}
section::after {
  content: '';
  display: block;
  position: absolute;
  bottom: -24px; right: -24px;
  width: 48px; height: 48px;
  background: linear-gradient(225deg, var(--primary) 60%, var(--secondary) 100%);
  opacity: 0.10;
  border-radius: 0 16px 0 32px;
  z-index: 0;
  pointer-events: none;
}

/* Remove geometric shapes on mobile for clarity */
@media (max-width: 768px) {
  section::before, section::after {
    display: none;
  }
}

/* ====== VISUAL HIERARCHY & SPACING ====== */
section, .card, .testimonial-card, .feature-grid > div {
  position: relative;
  z-index: 1;
}

/* ====== ACCESSIBILITY ====== */
:focus {
  outline: 2px solid var(--secondary);
  outline-offset: 2px;
}

/* ====== MISC ====== */
::-webkit-scrollbar {
  width: 8px;
  background: var(--accent);
}
::-webkit-scrollbar-thumb {
  background: var(--secondary);
  border-radius: 8px;
}

/* ====== PRINT ====== */
@media print {
  header, footer, .cookie-banner, .mobile-menu { display: none !important; }
  section { box-shadow: none !important; background: #fff !important; }
}