/* ==========================================================================
   AKEN — Animations & Modern Design Enhancements
   ========================================================================== */

/* ---------- SCROLL PROGRESS BAR ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--ochre));
  z-index: 200;
  width: 0%;
  transition: width 0.1s linear;
}

/* ---------- HERO GRADIENT MESH BACKGROUND ---------- */
.hero {
  position: relative !important;
  overflow: hidden !important;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 107, 0, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 170, 0, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(255, 107, 0, 0.04) 0%, transparent 50%);
  animation: meshFloat 20s ease-in-out infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes meshFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(2%, -1%) rotate(1deg); }
  66% { transform: translate(-1%, 2%) rotate(-1deg); }
}

/* ---------- FLOATING PARTICLES ---------- */
.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--ochre);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat 8s ease-in-out infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 7s; }
.particle:nth-child(2) { left: 25%; animation-delay: 1.5s; animation-duration: 9s; }
.particle:nth-child(3) { left: 40%; animation-delay: 3s; animation-duration: 6s; }
.particle:nth-child(4) { left: 55%; animation-delay: 0.8s; animation-duration: 8s; }
.particle:nth-child(5) { left: 70%; animation-delay: 2.2s; animation-duration: 7.5s; }
.particle:nth-child(6) { left: 85%; animation-delay: 4s; animation-duration: 6.5s; }
.particle:nth-child(7) { left: 15%; animation-delay: 1s; animation-duration: 10s; background: var(--teal); }
.particle:nth-child(8) { left: 60%; animation-delay: 2.8s; animation-duration: 8.5s; background: var(--teal); }

@keyframes particleFloat {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { transform: translateY(-20vh) scale(1); opacity: 0; }
}

/* ---------- TYPEWRITER EFFECT ---------- */
.typewriter {
  overflow: hidden;
  border-right: 2px solid var(--teal);
  animation: blink 0.8s step-end infinite;
  display: inline;
}

@keyframes blink {
  50% { border-color: transparent; }
}

/* ---------- GLASSMORPHISM CARDS ----------
   (classe .glass-card retirée : non utilisée et coûteuse en GPU) */

/* ---------- 3D TILT ON HOVER ---------- */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.3s ease;
  perspective: 1000px;
}

.tilt-card:hover {
  transform: perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(-4px);
}

/* ---------- GRADIENT BORDER ANIMATION ---------- */
.gradient-border {
  position: relative;
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius-lg) + 2px);
  background: linear-gradient(135deg, var(--teal), var(--ochre), var(--indigo), var(--teal));
  background-size: 300% 300%;
  z-index: -1;
  animation: gradientShift 4s ease infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gradient-border:hover::before {
  opacity: 1;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ---------- MAGNETIC BUTTON EFFECT ---------- */
.btn-magnetic {
  transition: transform 0.2s ease;
}

.btn-magnetic:hover {
  transform: scale(1.03);
}

.btn-magnetic:active {
  transform: scale(0.97);
}

/* ---------- PULSE ANIMATION ON CTA ---------- */
.cta-pulse {
  animation: ctaPulse 2s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(255, 107, 0, 0); }
}

/* ---------- SECTION REVEAL ANIMATIONS ---------- */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ---------- HOW IT WORKS STEPS ---------- */
.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}

.how-step {
  position: relative;
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--border);
  transition: border-color 0.3s, transform 0.3s;
}

.how-step:hover {
  border-color: var(--teal);
  transform: translateY(-4px);
}

.how-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--indigo);
  color: var(--paper);
  border-radius: 50%;
  font-family: var(--display-font);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

[data-theme="dark"] .how-step-number { color: var(--ink); }

.how-step h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.how-step p {
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.how-step-arrow {
  display: none;
  position: absolute;
  right: -24px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ochre);
  font-size: 1.5rem;
}

/* ---------- PRICING SECTION (inherits from style.css) ---------- */

/* pricing overrides — inherited from style.css */


/* ==========================================================================
   ENHANCED MOBILE VISUALS — Striking & Beautiful on ALL Devices
   ========================================================================== */

/* === Mobile typography enhancement === */
@media (max-width: 640px) {
  .hero {
    padding: 48px 0 56px !important;
    text-align: center;
  }
  .hero-title {
    font-size: clamp(1.5rem, 7vw, 2rem) !important;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
  }
  .hero-title .accent {
    display: inline;
  }
  .hero-lead {
    font-size: 0.95rem !important;
    line-height: 1.7;
    max-width: 100%;
    color: var(--ink-secondary);
  }
  .hero-cta {
    flex-direction: column !important;
    gap: 12px !important;
    margin-top: 24px;
  }
  .hero-cta .btn {
    width: 100% !important;
    justify-content: center;
    padding: 14px 24px;
    font-size: 0.95rem;
    border-radius: var(--radius);
  }
  .hero-tags {
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
  }
  .hero-tags span {
    font-size: 0.72rem;
    padding: 6px 12px;
    border-radius: 100px;
  }

  /* === Eyebrow styling on mobile === */
  .eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal);
    font-family: var(--font-mono);
    margin-bottom: 12px;
  }

  /* === Section headings on mobile === */
  .section-heading h2,
  .section-heading[data-aken-text] {
    font-size: clamp(1.3rem, 5vw, 1.7rem) !important;
    line-height: 1.3;
    letter-spacing: -0.01em;
  }

  /* === Impact strip (Stats) — Grille 2x2 moderne & épurée === */
  .impact-strip {
    overflow-x: visible !important;
    padding: 24px 0 !important;
  }
  .impact-strip-inner {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
    padding: 0 !important;
    min-width: auto !important;
  }
  .impact-stat {
    text-align: center !important;
    min-width: auto !important;
    padding: 16px 10px !important;
    border-radius: var(--radius) !important;
    background: color-mix(in srgb, var(--surface) 70%, transparent) !important;
    border: 1px solid color-mix(in srgb, var(--border) 70%, transparent) !important;
  }
  .impact-number {
    font-size: 1.7rem !important;
    font-weight: 700;
    color: var(--teal);
  }
  .impact-label {
    font-size: 0.72rem;
    font-family: var(--mono-font);
    color: var(--ink-soft);
    display: block;
    margin-top: 6px;
    line-height: 1.3;
  }

  /* === Expertise cards — enhanced on mobile === */
  .expertise-card {
    padding: 24px 20px !important;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--paper);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  .expertise-card:active {
    transform: scale(0.98);
  }
  .expertise-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: color-mix(in srgb, var(--teal) 10%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
  }
  .expertise-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--teal);
  }

  /* === Offer cards — visual hierarchy === */
  .offer-card {
    padding: 28px 24px !important;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
  }
  .offer-featured {
    border-color: var(--teal);
    box-shadow: 0 4px 24px color-mix(in srgb, var(--teal) 15%, transparent);
  }
  .offer-badge {
    display: inline-block;
    background: var(--teal);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 12px;
  }
  .offer-price {
    font-size: 1rem;
    color: var(--ink-secondary);
    margin-bottom: 12px;
  }
  .offer-price strong {
    font-size: 1.3rem;
    color: var(--ink);
  }
  .offer-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .offer-list li {
    font-size: 0.88rem;
    padding-left: 20px;
    position: relative;
    color: var(--ink-secondary);
  }
  .offer-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--teal);
    opacity: 0.6;
  }

  /* === Pricing cards — enhanced === */
  .pricing-card {
    padding: 28px 24px !important;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--paper);
    position: relative;
    overflow: visible !important;
  }
  .pricing-card.featured {
    border-color: var(--ochre);
    box-shadow: 0 8px 32px color-mix(in srgb, var(--ochre) 12%, transparent);
  }
  .pricing-badge {
    display: inline-block;
    background: var(--ochre);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 12px;
  }
  .pricing-audience {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-secondary);
    font-family: var(--font-mono);
    display: block;
    margin-bottom: 8px;
  }
  .pricing-price {
    font-size: 1.8rem !important;
    font-weight: 700;
    color: var(--ink);
    margin: 12px 0;
  }
  .pricing-price small {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ink-secondary);
  }
  .pricing-features {
    list-style: none;
    padding: 0;
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .pricing-features li {
    font-size: 0.85rem;
    padding-left: 20px;
    position: relative;
    color: var(--ink-secondary);
  }
  .pricing-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--teal);
  }

  /* === Case studies — enhanced mobile === */
  .case-card {
    padding: 24px !important;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--paper);
  }
  .case-number {
    font-size: 2rem;
    font-weight: 700;
    color: color-mix(in srgb, var(--teal) 20%, transparent);
    font-family: var(--font-mono);
  }
  .case-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 12px 0;
  }
  .case-label {
    display: inline-block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--teal);
    font-family: var(--font-mono);
    margin-bottom: 6px;
    font-weight: 600;
  }

  /* === Testimonials — enhanced === */
  .testimonial-card {
    padding: 24px !important;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--paper);
    position: relative;
  }
  .testimonial-stars {
    color: var(--ochre);
    font-size: 1rem;
    letter-spacing: 2px;
    margin-bottom: 12px;
  }
  .testimonial-card p {
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--ink-secondary);
    font-style: italic;
  }
  .testimonial-footer {
    margin-top: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--teal) 15%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--teal);
    flex-shrink: 0;
  }

  /* === How steps — enhanced === */
  .how-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 480px;
    margin: 0 auto;
  }
  .how-step {
    padding: 24px 20px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--paper);
    text-align: center;
    position: relative;
  }
  .how-step-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--teal);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    margin: 0 auto 12px;
  }
  .how-step h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
  }
  .how-step p {
    font-size: 0.88rem;
    color: var(--ink-secondary);
    line-height: 1.6;
  }

  /* === Tech grid — enhanced mobile === */
  .tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 8px;
  }
  .tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 8px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--paper);
    transition: all 0.2s ease;
    gap: 6px;
  }
  .tech-item:active {
    transform: scale(0.95);
    border-color: var(--teal);
  }
  .tech-item-icon {
    width: 28px;
    height: 28px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: color-mix(in srgb, var(--teal) 12%, transparent);
  }
  .tech-item-icon svg {
    width: 18px !important;
    height: 18px !important;
    stroke: var(--teal) !important;
    display: block !important;
  }
  .tech-item-name {
    font-size: 0.72rem;
    font-weight: 500;
    text-align: center;
    color: var(--ink);
  }

  /* === Calculator — enhanced mobile === */
  .calculator-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .calc-step {
    padding: 20px;
  }
  .calc-step-title {
    font-size: 1rem;
    margin-bottom: 16px;
  }
  .calc-option-body {
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--paper);
    transition: all 0.2s ease;
  }
  .calc-option:active .calc-option-body {
    border-color: var(--teal);
    background: color-mix(in srgb, var(--teal) 5%, var(--paper));
  }
  .calc-option-name {
    font-size: 0.9rem;
    font-weight: 500;
  }
  .calc-option-desc {
    font-size: 0.78rem;
    color: var(--ink-secondary);
  }
  .calc-result-inner {
    padding: 24px;
  }
  .calc-price-value {
    font-size: 2rem !important;
    font-weight: 700;
    color: var(--teal);
  }

  /* === Guarantee banner — enhanced === */
  .guarantee-banner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px solid color-mix(in srgb, var(--green) 30%, transparent);
    background: color-mix(in srgb, var(--green) 5%, var(--paper));
    gap: 16px;
    margin-top: 32px;
  }
  .guarantee-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--green) 15%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .guarantee-text h3 {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
  }
  .guarantee-text p {
    font-size: 0.88rem;
    color: var(--ink-secondary);
    line-height: 1.6;
    margin-top: 8px;
  }

  /* === FAQ — enhanced mobile === */
  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .faq-list details {
    padding: 16px !important;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--paper);
    transition: all 0.2s ease;
  }
  .faq-list details[open] {
    border-color: var(--teal);
    box-shadow: 0 2px 12px color-mix(in srgb, var(--teal) 8%, transparent);
  }
  .faq-list summary {
    font-size: 0.92rem !important;
    font-weight: 500;
    cursor: pointer;
    padding-right: 24px;
    position: relative;
  }
  .faq-list summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 0;
    font-size: 1.2rem;
    color: var(--teal);
    font-weight: 600;
    transition: transform 0.2s ease;
  }
  .faq-list details[open] summary::after {
    content: '−';
  }
  .faq-list details p {
    font-size: 0.88rem;
    color: var(--ink-secondary);
    line-height: 1.7;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
  }

  /* === Contact — enhanced mobile === */
  .contact-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--paper);
    font-size: 0.9rem;
    color: var(--ink);
    text-decoration: none;
    transition: all 0.2s ease;
  }
  .contact-link:active {
    border-color: var(--teal);
    background: color-mix(in srgb, var(--teal) 5%, var(--paper));
  }
  .contact-link svg {
    flex-shrink: 0;
    stroke: var(--teal);
  }

  /* === Booking / RDV section === */
  .booking-features {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 16px 0;
  }
  .booking-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--ink-secondary);
  }
  .booking-feature svg {
    width: 18px;
    height: 18px;
    stroke: var(--teal);
    flex-shrink: 0;
  }

  /* === Parcours / Timeline === */
  .timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 480px;
    margin: 0 auto;
  }
  .timeline li {
    display: flex;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
  }
  .timeline li:last-child { border-bottom: none; }
  .timeline-index {
    min-width: 32px;
    height: 32px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--teal) 12%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--teal);
    flex-shrink: 0;
  }
  .timeline-content h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
  }
  .timeline-content p {
    font-size: 0.85rem;
    color: var(--ink-secondary);
    line-height: 1.6;
  }

  /* === Enhanced button styles === */
  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    min-height: 44px;
  }
  .btn-primary {
    background: var(--indigo);
    color: var(--paper);
  }
  .btn-primary:active {
    transform: scale(0.97);
    background: color-mix(in srgb, var(--indigo) 85%, black);
  }
  .btn-outline {
    background: transparent;
    border: 1.5px solid var(--border);
    color: var(--ink);
  }
  .btn-outline:active {
    border-color: var(--teal);
    color: var(--teal);
    transform: scale(0.97);
  }

  /* === WhatsApp float — enhanced touch target === */
  .whatsapp-float {
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
    transition: transform 0.2s ease;
  }
  .whatsapp-float:active {
    transform: scale(0.9);
  }

  /* === Footer — enhanced === */
  .footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    padding: 24px 0;
  }

  /* === Scroll reveal animation on mobile === */
  .reveal-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .reveal-up.revealed {
    opacity: 1;
    transform: translateY(0);
  }

  /* === Section separators on mobile === */
  .section + .section {
    margin-top: 0;
  }
  .section-alt {
    background: color-mix(in srgb, var(--bg-alt) 50%, var(--paper));
  }

  /* === Touch-friendly spacing === */
  .wrap {
    padding: 0 20px;
  }
}

/* === Extra small phones (< 360px) === */
@media (max-width: 360px) {
  .hero-title { font-size: 1.3rem !important; }
  .hero-lead { font-size: 0.85rem; }
  .section-heading h2 { font-size: 1.15rem; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .tech-item { padding: 8px 6px; }
  .tech-item-name { font-size: 0.65rem; }
  .pricing-price { font-size: 1.5rem; }
  .calc-price-value { font-size: 1.6rem; }
}

/* === Landscape phone optimization === */
@media (max-height: 500px) and (orientation: landscape) {
  .hero { padding: 20px 0 32px !important; }
  .hero-title { font-size: 1.4rem !important; }
  .hero-lead { font-size: 0.85rem; }
  .particles-container { display: none; }
  .hero-graphic { max-width: 200px; }
  .section { padding: 32px 0; }
}

/* === Safe area (iPhone notch, etc.) === */
@supports (padding: max(0px)) {
  .site-header { padding-top: max(12px, env(safe-area-inset-top)); }
  .sticky-cta-bar { padding-bottom: max(8px, env(safe-area-inset-bottom)); }
  .wrap { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
}

/* === High DPI screens === */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero-title, .section-heading h2 { font-weight: 600; }
}

/* === Print styles === */
@media print {
  .whatsapp-float, .sticky-cta-bar, .scroll-progress, .particles-container,
  #nav-toggle, .theme-toggle, #lang-toggle, .header-cta { display: none !important; }
  .hero { padding: 20px 0; }
  .section { padding: 20px 0; break-inside: avoid; }
  body { font-size: 12pt; color: black; background: white; }
}

/* === Reduced motion === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-up { opacity: 1; transform: none; }
  .particle { display: none; }
  .hero::before { animation: none; }
}

/* === Touch devices — larger tap targets === */
@media (hover: none) and (pointer: coarse) {
  .btn { min-height: 48px; }
  .faq-list summary { min-height: 44px; display: flex; align-items: center; }
  .calc-option { min-height: 48px; }
  .contact-link { min-height: 48px; }
  .tech-item { min-height: 44px; }
}

/* === Dark mode enhancements (match data-theme system) === */
[data-theme="dark"] .expertise-card,
[data-theme="dark"] .offer-card,
[data-theme="dark"] .case-card,
[data-theme="dark"] .testimonial-card,
[data-theme="dark"] .pricing-card,
[data-theme="dark"] .how-step,
[data-theme="dark"] .faq-list details,
[data-theme="dark"] .contact-link,
[data-theme="dark"] .tech-item {
  background: var(--card-bg, var(--surface));
  border-color: var(--border);
}
[data-theme="dark"] .guarantee-banner {
  background: color-mix(in srgb, var(--green) 8%, var(--surface));
}

/* ==========================================================================
   RESPONSIVE — Clean, striking on all devices
   ========================================================================== */

/* === Extra large === */
@media (min-width: 1400px) {
  :root { --max-width: 1320px; }
  .hero-title { font-size: 3.4rem; }
  body { font-size: 18px; }
}

/* === Tablets (768-1024px) === */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-graphic { max-width: 360px; margin: 0 auto; opacity: 1; }
  .hero { padding: 56px 0 72px; }
  .section { padding: 64px 0; }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .offers-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .how-steps { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .tech-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
  .contact-inner { grid-template-columns: 1fr 1fr; }
  .section-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

/* === Mobile (< 768px) === */
@media (max-width: 768px) {
  .hero { padding: 40px 0 48px; }
  .hero-title { font-size: clamp(1.5rem, 6vw, 2rem); }
  .hero-lead { font-size: 0.95rem; }
  .hero-cta { flex-direction: column; gap: 10px; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .hero-tags { justify-content: center; gap: 8px; }
  .hero-tags span { font-size: 0.72rem; padding: 5px 10px; }
  .section { padding: 48px 0; }
  .section-heading { margin-bottom: 28px; }
  .section-heading h2 { font-size: clamp(1.3rem, 4.5vw, 1.6rem); }
  .expertise-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .cases-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .offers-grid,
  .pricing-grid,
  .testimonials-grid {
    display: flex !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 16px !important;
    padding-top: 24px !important;
    padding-bottom: 20px !important;
    padding-left: 8px !important;
    padding-right: 8px !important;
    scrollbar-width: none !important;
    max-width: 100% !important;
  }
  .offers-grid::-webkit-scrollbar,
  .pricing-grid::-webkit-scrollbar,
  .testimonials-grid::-webkit-scrollbar {
    display: none !important;
  }
  .offer-card,
  .pricing-card,
  .testimonial-card {
    flex: 0 0 84% !important;
    max-width: 320px !important;
    min-width: 260px !important;
    scroll-snap-align: center !important;
    position: relative !important;
    overflow: visible !important;
    margin-top: 8px !important;
    box-sizing: border-box !important;
  }
  .how-steps { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .tech-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .contact-inner { grid-template-columns: 1fr; }
  .section-grid { grid-template-columns: 1fr; }
  .calculator-container { grid-template-columns: 1fr; }
  .calc-result { position: static; }
  .impact-strip-inner { gap: 16px; }
  .impact-number { font-size: 1.8rem; }
  .impact-label { font-size: 0.72rem; }
  .impact-divider { display: none; }
  .guarantee-banner { flex-direction: column; text-align: center; gap: 16px; }
  .faq-list { max-width: 100%; }
  .wrap { padding: 0 20px; }
}

/* === Mobile (< 640px) — Header & Actions === */
@media (max-width: 640px) {
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .header-inner { height: 60px; }
  .sticky-cta-bar { display: none !important; }
  .floating-actions { display: flex !important; }
  .faq-list details { padding: 14px 16px; }
  .faq-list summary { font-size: 0.9rem; }
  .footer-inner { flex-direction: column; text-align: center; gap: 12px; }
  .tech-item { padding: 10px 8px; flex-direction: column; text-align: center; gap: 4px; }
  .tech-item-icon svg { width: 18px; height: 18px; }
  .tech-item-name { font-size: 0.68rem; }
  .expertise-card { padding: 20px 16px; }
  .offer-card { padding: 24px 20px; }
  .case-card { padding: 20px; }
  .testimonial-card { padding: 20px; }
  .pricing-card { padding: 24px 20px; }
  .pricing-price { font-size: 1.6rem; }
}

/* === Small phones (< 380px) === */
@media (max-width: 380px) {
  .hero-title { font-size: 1.3rem; }
  .section-heading h2 { font-size: 1.15rem; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-item-name { font-size: 0.62rem; }
  .impact-number { font-size: 1.4rem; }
}

/* === Landscape phone === */
@media (max-height: 500px) and (orientation: landscape) {
  .hero { padding: 20px 0 32px; }
  .hero-title { font-size: 1.4rem; }
  .hero-graphic { max-width: 180px; }
  .section { padding: 32px 0; }
}

/* === Safe area (notch) === */
@supports (padding: max(0px)) {
  .site-header { padding-top: max(12px, env(safe-area-inset-top)); }
  .sticky-cta-bar { padding-bottom: max(8px, env(safe-area-inset-bottom)); }
}

/* === Reduced motion === */
@media (prefers-reduced-motion: reduce) {
  .reveal-up { opacity: 1; transform: none; }
  .particle { display: none; }
  .hero::before { animation: none; }
}

/* === Touch targets === */
@media (hover: none) and (pointer: coarse) {
  .btn { min-height: 48px; }
  .faq-list summary { min-height: 44px; display: flex; align-items: center; }
  .calc-option { min-height: 48px; }
  .contact-link { min-height: 48px; }
}

/* === Print === */
@media print {
  .whatsapp-float, .sticky-cta-bar, .scroll-progress, .particles-container,
  #nav-toggle, .theme-toggle, #lang-toggle, .header-cta { display: none !important; }
  .section { padding: 20px 0; break-inside: avoid; }
}

/* === EXIT-INTENT POPUP === */
.exit-popup-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
}
.exit-popup-overlay.active { opacity: 1; visibility: visible; }
.exit-popup {
  background: var(--surface); border: 2px solid var(--ochre);
  border-radius: var(--radius-lg); padding: 36px 32px;
  max-width: 440px; width: 90%; text-align: center;
  transform: scale(0.9); transition: transform 0.3s cubic-bezier(0.16,1,0.3,1);
  position: relative;
}
.exit-popup-overlay.active .exit-popup { transform: scale(1); }
.exit-popup-close {
  position: absolute; top: 12px; right: 16px;
  background: none; border: none; font-size: 1.5rem;
  color: var(--ink-soft); cursor: pointer;
}
.exit-popup h3 {
  font-size: 1.3rem; margin-bottom: 8px; color: var(--ochre);
}
.exit-popup p {
  color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 20px; line-height: 1.6;
}