/* ==========================================================================
   LUMINEO 2026 — DESIGN SYSTEM & STYLES GLOBAUX (MULTI-PAGES)
   ========================================================================== */

:root {
  color-scheme: dark;

  /* Fonds Dark Mode Premium */
  --bg-primary: #121212;
  --bg-secondary: #1A1A1A;
  --bg-tertiary: #20222A;
  --bg-glass: rgba(255, 255, 255, 0.035);
  --bg-glass-strong: rgba(24, 26, 32, 0.82);

  /* Palette d'accentuation Lumineo */
  --accent-solar: #FFB800;         /* Solaire : Jaune doré éclatant */
  --accent-solar-soft: rgba(255, 184, 0, 0.14);
  --accent-solar-glow: rgba(255, 184, 0, 0.38);

  --accent-tech: #00E5FF;          /* Réseau/IA : Bleu cyan électrique */
  --accent-tech-soft: rgba(0, 229, 255, 0.14);
  --accent-tech-glow: rgba(0, 229, 255, 0.35);

  --accent-mint: #00F5A0;          /* Autoconsommation : Vert d'eau/Menthe */
  --accent-mint-soft: rgba(0, 245, 160, 0.14);
  --accent-mint-glow: rgba(0, 245, 160, 0.35);

  /* Textes */
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  /* Bordures & Rayons */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(255, 255, 255, 0.16);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 9999px;

  /* Typographie */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 200ms var(--ease-out);
  --transition-smooth: 380ms var(--ease-out);

  scrollbar-color: #2E3440 #121212;
  scrollbar-width: thin;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: clip;
  position: relative;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   2. ANIMATIONS DE FOND DYNAMIQUES 2026 (AURORA + GRILLE + PARTICULES CANVAS)
   ========================================================================== */
.dynamic-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, #181B24 0%, #121212 75%);
}

/* Grille cyber-énergétique animée en perspective */
.bg-grid-mesh {
  position: absolute;
  inset: -100% -50%;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 65% at 50% 35%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 65% at 50% 35%, #000 30%, transparent 80%);
  animation: grid-drift 28s linear infinite;
}

@keyframes grid-drift {
  0% { transform: translate3d(0, 0, 0); }
  100% { transform: translate3d(64px, 64px, 0); }
}

/* Orbes Aurora 2026 en mouvement continu */
.aurora-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  will-change: transform;
  mix-blend-mode: screen;
}

.orb-solar {
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, rgba(255, 184, 0, 0.28) 0%, rgba(255, 136, 0, 0.08) 55%, transparent 75%);
  top: -12%;
  right: -8%;
  animation: float-orb-1 18s ease-in-out infinite alternate;
}

.orb-tech {
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.22) 0%, rgba(0, 140, 255, 0.06) 55%, transparent 75%);
  top: 32%;
  left: -15%;
  animation: float-orb-2 22s ease-in-out infinite alternate;
}

.orb-mint {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(0, 245, 160, 0.20) 0%, rgba(0, 229, 255, 0.06) 55%, transparent 75%);
  bottom: -10%;
  right: 12%;
  animation: float-orb-3 20s ease-in-out infinite alternate;
}

@keyframes float-orb-1 {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-140px, 110px, 0) scale(1.18); }
  100% { transform: translate3d(-60px, 220px, 0) scale(0.92); }
}

@keyframes float-orb-2 {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(160px, -90px, 0) scale(1.14); }
  100% { transform: translate3d(90px, 130px, 0) scale(0.95); }
}

@keyframes float-orb-3 {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-130px, -120px, 0) scale(1.2); }
  100% { transform: translate3d(80px, -60px, 0) scale(0.9); }
}

/* Faisceaux d'énergie lumineux traversant l'arrière-plan */
.energy-beams {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0.45;
}

.beam {
  position: absolute;
  height: 2px;
  width: 320px;
  background: linear-gradient(90deg, transparent, var(--accent-solar), transparent);
  filter: drop-shadow(0 0 8px var(--accent-solar));
  animation: shoot-beam 9s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.beam:nth-child(1) {
  top: 18%;
  left: -320px;
  animation-delay: 0s;
  animation-duration: 11s;
}

.beam:nth-child(2) {
  top: 54%;
  left: -320px;
  background: linear-gradient(90deg, transparent, var(--accent-tech), transparent);
  filter: drop-shadow(0 0 8px var(--accent-tech));
  animation-delay: 3.5s;
  animation-duration: 13s;
}

.beam:nth-child(3) {
  top: 82%;
  left: -320px;
  background: linear-gradient(90deg, transparent, var(--accent-mint), transparent);
  filter: drop-shadow(0 0 8px var(--accent-mint));
  animation-delay: 6.2s;
  animation-duration: 10s;
}

@keyframes shoot-beam {
  0% { transform: translateX(0); opacity: 0; }
  10% { opacity: 1; }
  80% { opacity: 1; }
  100% { transform: translateX(calc(100vw + 640px)); opacity: 0; }
}

/* Canvas de particules & réseau neuronal énergétique */
#energyCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.75;
}

/* ==========================================================================
   3. TYPOGRAPHIE & UTILITAIRES DE MISE EN PAGE
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  padding-inline: 1.25rem;
  position: relative;
  z-index: 2;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.95rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 184, 0, 0.09);
  border: 1px solid rgba(255, 184, 0, 0.3);
  color: var(--accent-solar);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
}

.badge-tech {
  background: rgba(0, 229, 255, 0.09);
  border-color: rgba(0, 229, 255, 0.32);
  color: var(--accent-tech);
}

.badge-mint {
  background: rgba(0, 245, 160, 0.09);
  border-color: rgba(0, 245, 160, 0.32);
  color: var(--accent-mint);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
  animation: pulse-dot 2.2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.96rem;
  padding: 0.92rem 1.75rem;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-solar) 0%, #FF9900 100%);
  color: #0B0D11;
  box-shadow: 0 8px 28px -4px var(--accent-solar-glow), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px -4px rgba(255, 184, 0, 0.58), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-highlight);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.text-gradient-solar {
  background: linear-gradient(120deg, #FFFFFF 12%, var(--accent-solar) 52%, var(--accent-mint) 95%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.text-gradient-tech {
  background: linear-gradient(120deg, #FFFFFF 10%, var(--accent-tech) 55%, var(--accent-mint) 95%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ==========================================================================
   4. HEADER NAVIGATION MULTI-PAGES
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(18, 18, 18, 0.78);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 1rem;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.32rem;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(255, 184, 0, 0.2), rgba(0, 229, 255, 0.16));
  border: 1px solid rgba(255, 184, 0, 0.45);
  display: grid;
  place-items: center;
  box-shadow: 0 0 20px rgba(255, 184, 0, 0.24);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 0.32rem;
  border-radius: var(--radius-pill);
}

.nav-links a {
  padding: 0.48rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-links a.active {
  color: #0B0D11;
  background: var(--accent-solar);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(255, 184, 0, 0.35);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.nav-cta {
  padding: 0.6rem 1.2rem;
  font-size: 0.86rem;
}

.mobile-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  cursor: pointer;
}

.mobile-nav-drawer {
  display: none;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1rem 1.25rem 1.4rem;
  background: rgba(20, 22, 28, 0.96);
  border-bottom: 1px solid var(--border-highlight);
}

.mobile-nav-drawer.open {
  display: flex;
}

.mobile-nav-drawer a {
  padding: 0.7rem 1rem;
  border-radius: 10px;
  font-weight: 600;
  color: var(--text-secondary);
}

.mobile-nav-drawer a.active {
  background: rgba(255, 184, 0, 0.14);
  color: var(--accent-solar);
}

/* ==========================================================================
   5. HERO & MOCKUP SMARTPHONE INTERACTIF
   ========================================================================== */
.hero-section {
  padding-top: 3.5rem;
  padding-bottom: 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.45rem;
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.15rem);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.9vw, 1.2rem);
  line-height: 1.65;
  max-width: 58ch;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 0.9rem;
  margin-top: 0.25rem;
}

.hero-reassurance {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
  margin-top: 0.35rem;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.hero-reassurance span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.hero-reassurance svg {
  color: var(--accent-mint);
}

/* Smartphone Frame */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-halo {
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 184, 0, 0.28) 0%, rgba(0, 229, 255, 0.18) 50%, transparent 72%);
  filter: blur(50px);
  animation: pulse-dot 5s ease-in-out infinite;
}

.phone-frame {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 370px;
  background: linear-gradient(160deg, #282C37 0%, #14161C 100%);
  border-radius: 44px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 30px 70px -15px rgba(0, 0, 0, 0.85), inset 0 1px 1px rgba(255, 255, 255, 0.2);
}

.phone-screen {
  background: #0E1015;
  border-radius: 34px;
  padding: 1.2rem 1.1rem 1.3rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  gap: 1.05rem;
}

.phone-notch {
  width: 92px;
  height: 22px;
  background: #060709;
  border-radius: var(--radius-pill);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-inline: 10px;
}

.phone-notch-led {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-mint);
  box-shadow: 0 0 6px var(--accent-mint);
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
}

.app-location {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
}

.app-local-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 245, 160, 0.1);
  border: 1px solid rgba(0, 245, 160, 0.3);
  color: var(--accent-mint);
  font-size: 0.72rem;
  font-weight: 600;
}

.gauge-card {
  background: radial-gradient(circle at 50% 35%, rgba(255, 184, 0, 0.12), rgba(26, 26, 26, 0.78) 75%);
  border: 1px solid var(--border-subtle);
  border-radius: 22px;
  padding: 1.1rem 0.95rem 0.95rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gauge-svg-wrapper {
  position: relative;
  width: 190px;
  height: 190px;
  display: grid;
  place-items: center;
}

.gauge-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.gauge-track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.06);
  stroke-width: 12;
}

.gauge-arc-solar {
  fill: none;
  stroke: url(#solarGradient);
  stroke-width: 12;
  stroke-linecap: round;
  stroke-dasharray: 440;
  stroke-dashoffset: 95;
  filter: drop-shadow(0 0 8px rgba(255, 184, 0, 0.55));
  transition: stroke-dashoffset 0.8s var(--ease-out);
}

.gauge-arc-mint {
  fill: none;
  stroke: url(#mintGradient);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 360;
  stroke-dashoffset: 65;
  transition: stroke-dashoffset 0.8s var(--ease-out);
}

.gauge-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.gauge-status-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-solar);
  font-weight: 700;
}

.gauge-power-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  margin-block: 0.1rem;
}

.gauge-autonomy-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-mint);
  background: rgba(0, 245, 160, 0.12);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
}

.gauge-metrics {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: 0.85rem;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.gauge-metric-item {
  text-align: center;
}

.gauge-metric-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: block;
}

.gauge-metric-val {
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 700;
  margin-top: 0.1rem;
  display: block;
}

.val-solar { color: var(--accent-solar); }
.val-mint { color: var(--accent-mint); }
.val-tech { color: var(--accent-tech); }

.app-mode-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.3rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.app-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.42rem 0.3rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.app-tab-btn[aria-selected="true"] {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.app-ai-banner {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.1), rgba(0, 245, 160, 0.06));
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: 15px;
  padding: 0.72rem 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.app-ai-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(0, 229, 255, 0.15);
  color: var(--accent-tech);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.app-ai-text {
  font-size: 0.75rem;
  line-height: 1.35;
}

.app-ai-text strong {
  color: var(--accent-tech);
  display: block;
}

/* ==========================================================================
   6. BANDEAU DÉFILANT (MARQUEE COMPATIBILITÉ MATÉRIELLE)
   ========================================================================== */
.brands-strip {
  padding-block: 1.85rem;
  border-block: 1px solid var(--border-subtle);
  background: rgba(18, 18, 18, 0.65);
  backdrop-filter: blur(12px);
  overflow: hidden;
  position: relative;
}

.brands-strip-label {
  text-align: center;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 1.1rem;
  font-weight: 600;
}

.marquee-track {
  display: flex;
  width: max-content;
  gap: 2.5rem;
  animation: marquee-scroll 32s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.brand-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.brand-pill span.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ==========================================================================
   7. SECTIONS GÉNÉRIQUES, CARTES & MÉTRIQUES CHIFFRÉES
   ========================================================================== */
.section-block {
  padding-block: 4.5rem;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.25rem;
}

.section-header h2 {
  font-size: clamp(1.85rem, 3.6vw, 2.75rem);
  margin-top: 0.75rem;
  margin-bottom: 0.9rem;
}

/* Bandeau métriques */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.stat-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  text-align: center;
  backdrop-filter: blur(12px);
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  display: block;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

/* Problématique */
.problem-banner {
  background: linear-gradient(145deg, rgba(26, 26, 26, 0.88) 0%, rgba(18, 18, 18, 0.94) 100%);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4.5vw, 3.5rem);
  backdrop-filter: blur(18px);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

.problem-eyebrow {
  color: var(--accent-tech);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.65rem;
  display: inline-block;
}

.problem-title {
  font-size: clamp(1.75rem, 3.4vw, 2.55rem);
  margin-bottom: 1.1rem;
}

.comparison-bridge {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.bridge-card {
  padding: 1.15rem 1.3rem;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.bridge-card.is-after {
  background: linear-gradient(135deg, rgba(0, 245, 160, 0.08), rgba(255, 184, 0, 0.05));
  border-color: rgba(0, 245, 160, 0.35);
}

.bridge-badge {
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  flex-shrink: 0;
}

.bridge-badge.before {
  background: rgba(239, 68, 68, 0.14);
  color: #F87171;
}

.bridge-badge.after {
  background: var(--accent-mint-soft);
  color: var(--accent-mint);
}

.bridge-text {
  font-size: 0.92rem;
  color: var(--text-primary);
}

.bridge-text span {
  display: block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* Grille 3 cartes fonctionnalités */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.feature-card {
  background: linear-gradient(180deg, rgba(26, 26, 26, 0.84) 0%, rgba(18, 18, 18, 0.94) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  backdrop-filter: blur(16px);
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-6px);
}

.feature-card.card-solar:hover {
  border-color: rgba(255, 184, 0, 0.45);
  box-shadow: 0 20px 45px -15px rgba(255, 184, 0, 0.22);
}

.feature-card.card-tech:hover {
  border-color: rgba(0, 229, 255, 0.45);
  box-shadow: 0 20px 45px -15px rgba(0, 229, 255, 0.22);
}

.feature-card.card-mint:hover {
  border-color: rgba(0, 245, 160, 0.45);
  box-shadow: 0 20px 45px -15px rgba(0, 245, 160, 0.22);
}

.feature-icon-box {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 1.2rem;
}

.icon-solar {
  background: var(--accent-solar-soft);
  color: var(--accent-solar);
  border: 1px solid rgba(255, 184, 0, 0.35);
}

.icon-tech {
  background: var(--accent-tech-soft);
  color: var(--accent-tech);
  border: 1px solid rgba(0, 229, 255, 0.35);
}

.icon-mint {
  background: var(--accent-mint-soft);
  color: var(--accent-mint);
  border: 1px solid rgba(0, 245, 160, 0.35);
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.feature-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

/* ==========================================================================
   8. SIMULATEUR INTERACTIF D'ÉCONOMIES SOLAIRES
   ========================================================================== */
.simulator-card {
  background: radial-gradient(circle at 10% 10%, rgba(255, 184, 0, 0.1), transparent 55%),
              radial-gradient(circle at 90% 90%, rgba(0, 245, 160, 0.1), transparent 55%),
              rgba(24, 26, 32, 0.86);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: clamp(1.75rem, 4.5vw, 3.25rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
  backdrop-filter: blur(20px);
}

.sim-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sim-slider-group label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.sim-slider-val {
  color: var(--accent-solar);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
}

input[type="range"].solar-range {
  width: 100%;
  accent-color: var(--accent-solar);
  height: 8px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.12);
  cursor: pointer;
}

.sim-devices-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.sim-device-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 0.95rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.sim-device-check:has(input:checked) {
  background: rgba(0, 245, 160, 0.1);
  border-color: var(--accent-mint);
  color: var(--text-primary);
}

.sim-device-check input {
  accent-color: var(--accent-mint);
}

.sim-results {
  background: #111318;
  border: 1px solid rgba(0, 245, 160, 0.3);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.sim-result-big {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  font-weight: 800;
  color: var(--accent-mint);
  line-height: 1;
}

.sim-result-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

/* ==========================================================================
   9. ARCHITECTURE LOCAL-FIRST & TÉMOIGNAGES & FAQ
   ========================================================================== */
.arch-wrapper {
  background:
    radial-gradient(circle at 85% 20%, rgba(0, 229, 255, 0.12), transparent 55%),
    radial-gradient(circle at 15% 85%, rgba(0, 245, 160, 0.09), transparent 55%),
    var(--bg-secondary);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 4vw, 3.25rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
  box-shadow: 0 30px 90px -20px rgba(0, 0, 0, 0.85);
}

.arch-pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.arch-pillar {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  background: rgba(18, 18, 18, 0.65);
  border: 1px solid var(--border-subtle);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.arch-pillar:hover {
  border-color: rgba(0, 245, 160, 0.4);
  transform: translateX(4px);
}

.arch-pillar svg {
  color: var(--accent-mint);
  flex-shrink: 0;
}

/* ==========================================================================
   SCHÉMA INTERACTIF HAUTE TECHNOLOGIE (HUD TOPOLOGIE LOCAL-FIRST)
   ========================================================================== */
.arch-hud {
  background:
    linear-gradient(180deg, rgba(13, 16, 23, 0.96) 0%, rgba(9, 11, 16, 0.99) 100%);
  border: 1px solid rgba(0, 229, 255, 0.28);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.75),
    inset 0 0 40px rgba(0, 229, 255, 0.05);
}

/* Grille télémétrique subtile en fond du HUD */
.arch-hud::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(0, 229, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 229, 255, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.arch-hud-topbar {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.arch-hud-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.arch-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.24rem 0.65rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 245, 160, 0.12);
  border: 1px solid rgba(0, 245, 160, 0.35);
  color: var(--accent-mint);
  font-size: 0.72rem;
  font-weight: 700;
}

/* Boutons de scénarios interactifs du schéma */
.arch-scenario-tabs {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.32rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.arch-scenario-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.5rem 0.4rem;
  border-radius: 9px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.arch-scenario-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.arch-scenario-btn.active {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.18), rgba(0, 245, 160, 0.12));
  border-color: rgba(0, 229, 255, 0.45);
  color: var(--text-primary);
  box-shadow: 0 4px 15px rgba(0, 229, 255, 0.18);
}

/* Légende des flux */
.arch-legend {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  font-size: 0.73rem;
  color: var(--text-secondary);
}

.arch-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-line {
  width: 18px;
  height: 3px;
  border-radius: 99px;
}

/* Scène SVG du schéma cyber-domotique */
.arch-svg-stage {
  position: relative;
  z-index: 2;
  width: 100%;
  background: radial-gradient(circle at 50% 45%, rgba(0, 229, 255, 0.11), rgba(10, 12, 18, 0.9) 70%);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  overflow: hidden;
}

.arch-topology-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Animations SVG des flux de données et d'énergie */
.flow-track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 2.5;
}

.flow-stream {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 10 14;
  animation: stream-dash 1.3s linear infinite;
}

.flow-stream.stream-solar {
  stroke: var(--accent-solar);
  filter: drop-shadow(0 0 6px var(--accent-solar));
}

.flow-stream.stream-tech {
  stroke: var(--accent-tech);
  filter: drop-shadow(0 0 6px var(--accent-tech));
}

.flow-stream.stream-mint {
  stroke: var(--accent-mint);
  filter: drop-shadow(0 0 6px var(--accent-mint));
}

.flow-stream.stream-blocked {
  stroke: #EF4444;
  stroke-dasharray: 6 10;
  animation-duration: 0.9s;
  filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.8));
}

@keyframes stream-dash {
  to {
    stroke-dashoffset: -48;
  }
}

/* Anneaux radar du NPU Central Lumineo Core */
.core-ring-outer {
  transform-origin: 340px 195px;
  animation: spin-cw 18s linear infinite;
}

.core-ring-inner {
  transform-origin: 340px 195px;
  animation: spin-ccw 12s linear infinite;
}

.core-pulse-wave {
  transform-origin: 340px 195px;
  animation: radar-expand 3.2s ease-out infinite;
}

@keyframes spin-cw {
  to { transform: rotate(360deg); }
}

@keyframes spin-ccw {
  to { transform: rotate(-360deg); }
}

@keyframes radar-expand {
  0% { transform: scale(0.75); opacity: 0.75; }
  100% { transform: scale(1.65); opacity: 0; }
}

/* Nœuds interactifs dans le SVG */
.svg-node-group {
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.svg-node-group .node-box {
  transition: stroke var(--transition-fast), fill var(--transition-fast), filter var(--transition-fast);
}

.svg-node-group:hover .node-box,
.svg-node-group.selected .node-box {
  stroke-width: 2.2;
  filter: drop-shadow(0 0 12px rgba(0, 229, 255, 0.45));
}

/* Inspecteur de Nœud + Terminal de Trames en Direct */
.arch-inspector-bar {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(0, 229, 255, 0.24);
  border-radius: 14px;
  padding: 0.9rem 1.05rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.inspector-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.inspector-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-tech);
}

.inspector-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.inspector-pill {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.18rem 0.55rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.inspector-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Console de télémétrie en direct */
.arch-telemetry-console {
  position: relative;
  z-index: 2;
  background: #07090E;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 0.75rem 0.95rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.73rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.68rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.console-logs {
  display: flex;
  flex-direction: column;
  gap: 0.28rem;
  min-height: 3.4rem;
  justify-content: flex-end;
}

.console-line {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #94A3B8;
  animation: fade-in-line 0.25s ease-out;
}

@keyframes fade-in-line {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Témoignages */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.25rem;
  backdrop-filter: blur(14px);
}

.testimonial-quote {
  font-size: 0.96rem;
  color: var(--text-primary);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.author-meta strong {
  display: block;
  font-size: 0.9rem;
}

.author-meta span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* FAQ Accordéon */
.faq-list {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.faq-item {
  background: rgba(26, 26, 26, 0.78);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.faq-item summary {
  padding: 1.2rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.35rem;
  color: var(--accent-solar);
  transition: transform var(--transition-fast);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.35rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   10. CTA FINAL & FOOTER
   ========================================================================== */
.cta-section {
  padding-top: 3.5rem;
  padding-bottom: 5rem;
}

.cta-card {
  background: radial-gradient(circle at 50% 0%, rgba(255, 184, 0, 0.18), transparent 65%),
              linear-gradient(180deg, #1A1A1A 0%, #121212 100%);
  border: 1px solid rgba(255, 184, 0, 0.32);
  border-radius: var(--radius-xl);
  padding: clamp(2.25rem, 5vw, 4rem) clamp(1.5rem, 4vw, 3.25rem);
  text-align: center;
  max-width: 860px;
  margin-inline: auto;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8);
}

.cta-card h2 {
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  margin-block: 0.8rem 1rem;
}

.cta-card p {
  max-width: 52ch;
  margin: 0 auto 2rem;
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 520px;
  margin-inline: auto;
}

.input-wrapper {
  flex: 1;
}

.lead-input,
.form-control {
  width: 100%;
  padding: 0.95rem 1.3rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-highlight);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.96rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control-area {
  border-radius: var(--radius-md);
  min-height: 130px;
  resize: vertical;
}

.lead-input:focus,
.form-control:focus {
  border-color: var(--accent-solar);
  box-shadow: 0 0 0 3px rgba(255, 184, 0, 0.2);
}

.lead-input:user-invalid,
.form-control:user-invalid {
  border-color: #EF4444;
}

.lead-input:user-valid,
.form-control:user-valid {
  border-color: var(--accent-mint);
}

.form-feedback {
  margin-top: 1rem;
  font-size: 0.9rem;
  min-height: 1.5rem;
  color: var(--accent-mint);
  font-weight: 500;
}

.privacy-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* Footer enrichi */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
  background: rgba(12, 13, 16, 0.92);
  backdrop-filter: blur(16px);
  font-size: 0.88rem;
  color: var(--text-muted);
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand-col p {
  margin-top: 0.85rem;
  max-width: 34ch;
  font-size: 0.86rem;
}

.system-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 245, 160, 0.08);
  border: 1px solid rgba(0, 245, 160, 0.25);
  color: var(--accent-mint);
  font-size: 0.75rem;
  font-weight: 600;
}

.footer-col h4 {
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 0.9rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-col a,
.footer-link-btn {
  color: var(--text-secondary);
  background: none;
  border: none;
  font: inherit;
  cursor: pointer;
  padding: 0;
  text-align: left;
  transition: color var(--transition-fast);
}

.footer-col a:hover,
.footer-link-btn:hover {
  color: var(--accent-solar);
}

.footer-bottom {
  padding-top: 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: center;
}

/* ==========================================================================
   11. PAGES SECONDAIRES (TECHNOLOGIE, À PROPOS, CONTACT, MENTIONS LÉGALES)
   ========================================================================== */
.page-hero {
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
}

.page-hero h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.35rem);
  margin-top: 0.85rem;
  margin-bottom: 1rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  margin-bottom: 4.5rem;
}

.glass-panel {
  background: rgba(24, 26, 32, 0.82);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
  backdrop-filter: blur(18px);
}

.form-stack {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.form-group label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
}

.legal-content {
  max-width: 860px;
  margin: 0 auto 4.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.legal-block h2 {
  font-size: 1.35rem;
  color: var(--accent-solar);
  margin-bottom: 0.75rem;
}

.legal-block p,
.legal-block li {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.legal-block ul {
  list-style: disc;
  padding-left: 1.35rem;
  margin-top: 0.5rem;
}

/* Pricing / Offres sur la page Technologie */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.pricing-card {
  background: rgba(24, 26, 32, 0.84);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.2rem 1.8rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent-solar);
  box-shadow: 0 20px 55px -15px rgba(255, 184, 0, 0.25);
}

.price-amount {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
}

.price-amount span {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-block: 1.25rem;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.check-list svg {
  color: var(--accent-mint);
  flex-shrink: 0;
}

/* ==========================================================================
   12. BANNIÈRE DE CONSENTEMENT AUX COOKIES (RGPD 2026)
   ========================================================================== */
.cookie-banner {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  max-width: 980px;
  margin-inline: auto;
  z-index: 100;
  background: rgba(20, 22, 28, 0.92);
  border: 1px solid rgba(255, 184, 0, 0.35);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.5rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85), 0 0 30px rgba(255, 184, 0, 0.12);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  transform: translateY(0);
  transition: transform 0.4s var(--ease-out), opacity 0.4s var(--ease-out);
}

.cookie-banner.hidden {
  transform: translateY(140%);
  opacity: 0;
  pointer-events: none;
}

.cookie-main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
   justify-content: space-between;
}

.cookie-text h4 {
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.cookie-text p {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.btn-cookie {
  padding: 0.62rem 1.15rem;
  font-size: 0.84rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  cursor: pointer;
}

.cookie-prefs {
  display: none;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.cookie-prefs.open {
  display: grid;
}

.cookie-pref-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  font-size: 0.84rem;
}

/* ==========================================================================
   13. MEDIA QUERIES (TABLETTE & DESKTOP)
   ========================================================================== */
@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
    width: auto;
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }

  .cookie-prefs.open {
    grid-template-columns: repeat(3, 1fr);
  }

  .lead-form {
    flex-direction: row;
    background: rgba(255, 255, 255, 0.04);
    padding: 0.4rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border-highlight);
  }

  .lead-form .lead-input {
    border: none;
    background: transparent;
  }
}

@media (min-width: 920px) {
  .nav-links {
    display: flex;
  }

  .mobile-menu-toggle {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .problem-grid,
  .simulator-card {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .arch-wrapper {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .features-grid,
  .testimonials-grid,
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-layout {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
  }

  .cookie-main {
    flex-direction: row;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}