:root {
  --bg: #020617;
  --accent: #38bdf8;
  --text: #e5e7eb;
  --text-muted: #a8b3c7;
  --border-subtle: rgba(148, 163, 184, 0.35);
  --shadow-soft: 0 14px 32px rgba(15, 23, 42, 0.7);
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", sans-serif;
}

/* RESET & BODY */

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

html, body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--text);
  background: radial-gradient(circle at top, #0b1120 0, #020617 55%, #020617 100%);
}

/* LAYOUT GLOBAL */

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 16px 14px;
}

/* HEADER */

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 6px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-top {
  height: 30px;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

.lang-switch a {
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.lang-switch a.is-active {
  border-color: rgba(148, 163, 184, 0.7);
  color: var(--text);
}

/* HERO */

main.shell {
  padding-bottom: 32px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
  gap: 18px;
  align-items: stretch;
  margin-top: 8px;
}

.hero-card {
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border-radius: 18px;
  padding: 16px 14px 14px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.hero-image-card {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  padding: 10px;
  background: radial-gradient(circle at top, #020617 0, #000 60%);
  border: 1px solid rgba(30, 64, 175, 0.55);
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.9);
}

.hero-image-card img {
  max-width: 100%;
}

.hero-overline {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.hero-title {
  font-size: clamp(22px, 2.4vw, 26px);
  margin: 0 0 6px;
}

.hero-subtitle {
  margin: 0 0 6px;
  font-size: 14px;
  color: var(--text-muted);
}

.hero-lede {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.hero-bullets {
  margin: 0 0 8px;
  padding-left: 16px;
}

.hero-bullets li {
  font-size: 13px;
  margin-bottom: 3px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 8px;
}

.hero-note {
  font-size: 11px;
  color: var(--text-muted);
}

/* BOUTONS */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  border-radius: 999px;
  padding: 6px 13px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.button-primary {
  background: linear-gradient(135deg, #38bdf8, #22c55e);
  color: #020617;
  box-shadow: 0 14px 34px rgba(56, 189, 248, 0.4);
}

.button-secondary {
  background: rgba(15, 23, 42, 0.85);
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.5);
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 38px rgba(56, 189, 248, 0.5);
}

.button .icon {
  font-size: 11px;
}

/* SECTIONS GÉNÉRALES */

.section {
  margin-top: 26px;
}

.section-header {
  max-width: 640px;
  margin-bottom: 14px;
}

.section-kicker {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 3px;
}

.section-title {
  font-size: 20px;
  margin: 0 0 6px;
}

.section-lede {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* VIDÉO */

.video-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(15, 23, 42, 0.9);
  background: #000;
}

.video-wrapper::before {
  content: "";
  display: block;
  padding-bottom: 56.25%;
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* VISUELS */

.visual-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 14px;
  align-items: center;
  margin-top: 14px;
}

.visual-row img {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(30, 41, 59, 0.9);
  box-shadow: var(--shadow-soft);
}

.visual-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.17em;
  color: var(--accent);
  margin-bottom: 3px;
}

.visual-title {
  margin: 0 0 6px;
  font-size: 16px;
}

.visual-text p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 0 6px;
}

.visual-text ul {
  margin: 0;
  padding-left: 16px;
}

/* MODULES AURA */

.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.module-card {
  border-radius: 14px;
  padding: 10px 11px;
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border: 1px solid rgba(30, 41, 59, 0.9);
  box-shadow: var(--shadow-soft);
}

.module-title {
  margin: 0 0 4px;
  font-size: 14px;
}

.module-sub {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.module-list {
  margin: 0;
  padding-left: 16px;
}

.module-list li {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 3px;
}

/* FLOW AURA / SPLIT GÉNÉRIQUE */

.flowchart-layout,
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
  margin-top: 14px;
}

.flowchart-visual img,
.split-card img {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(30, 41, 59, 0.9);
  box-shadow: var(--shadow-soft);
}

.flowchart-title,
.split-title {
  margin: 0 0 6px;
  font-size: 16px;
}

.flowchart-steps {
  padding-left: 16px;
  margin: 0 0 8px;
}

.flowchart-steps li {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.flowchart-note {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

.split-card {
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border-radius: 16px;
  padding: 12px 13px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.split-text p {
  margin: 0 0 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.split-text ul {
  margin: 0;
  padding-left: 16px;
}

.split-text li {
  font-size: 13px;
  margin-bottom: 4px;
}

/* COULEURS */

.colors-card {
  margin-top: 12px;
  background: radial-gradient(circle at top, #020617 0, #020617 65%);
  border-radius: 18px;
  padding: 10px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.colors-card img {
  width: 100%;
  border-radius: 14px;
  margin-bottom: 8px;
}

.colors-text {
  font-size: 12px;
  color: var(--text-muted);
}

.colors-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.color-style-card {
  background: radial-gradient(circle at top, #020617 0, #020617 65%);
  border-radius: 14px;
  border: 1px solid rgba(30, 41, 59, 0.9);
  padding: 8px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.9);
}

.color-style-card img {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 6px;
}

.color-style-title {
  margin: 0 0 3px;
  font-size: 13px;
}

.color-style-text {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

/* INFOLETTRE BANNIÈRE */

.newsletter-section {
  margin-top: 24px;
}

.newsletter-card {
  border-radius: 16px;
  padding: 12px 14px;
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.newsletter-card-end {
  flex-direction: column;
  align-items: flex-start;
}

.newsletter-title {
  margin: 0 0 4px;
  font-size: 17px;
}

.newsletter-text {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* CAS D’USAGE */

.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.usecase-card {
  border-radius: 14px;
  padding: 10px 11px;
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border: 1px solid rgba(30, 41, 59, 0.9);
  box-shadow: var(--shadow-soft);
}

.usecase-title {
  margin: 0 0 4px;
  font-size: 14px;
}

.usecase-text {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.usecase-bullets {
  margin: 0;
  padding-left: 16px;
}

.usecase-bullets li {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 3px;
}

/* PRICING */

.pricing-table {
  margin-top: 18px;
  border-radius: 18px;
  padding: 14px;
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  overflow-x: auto;
}

.pricing-header-row,
.pricing-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
}

.pricing-header-row {
  border-bottom: 1px solid rgba(148, 163, 184, 0.4);
  margin-bottom: 4px;
}

.pricing-cell {
  padding: 7px 7px;
  font-size: 12px;
  border-bottom: 1px solid rgba(30, 41, 59, 0.9);
}

.pricing-row:last-of-type .pricing-cell {
  border-bottom: none;
}

.pricing-feature-col {
  font-weight: 500;
  color: var(--text-muted);
}

.pricing-plan {
  text-align: center;
  border-left: 1px solid rgba(30, 41, 59, 0.9);
}

.pricing-header-row .pricing-plan:first-of-type {
  border-left: none;
}

.pricing-plan-name {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 2px;
}

.pricing-plan-price {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.pricing-plan-tag {
  font-size: 11px;
  color: var(--text-muted);
}

.pricing-plan-highlight {
  background: radial-gradient(circle at top, rgba(56, 189, 248, 0.18), transparent 60%);
}

.pricing-check {
  color: #4ade80;
  font-weight: 500;
}

.pricing-hint {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

/* SPÉCS / ÉTHIQUE */

.specs-list {
  margin: 6px 0 4px;
  padding-left: 18px;
}

.specs-list li {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 3px;
}

.specs-note {
  font-size: 12px;
  color: var(--text-muted);
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.eco-card {
  border-radius: 14px;
  padding: 10px 11px;
  background: radial-gradient(circle at top left, #020617 0, #020617 60%);
  border: 1px solid rgba(30, 41, 59, 0.9);
  box-shadow: var(--shadow-soft);
}

.eco-title {
  margin: 0 0 4px;
  font-size: 14px;
}

.eco-text {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

/* MODALE INFOLETTRE */

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
}

.modal.is-open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.78);
}

.modal-content {
  position: relative;
  z-index: 1;
  max-width: 380px;
  width: 100%;
  margin: 12px;
  padding: 16px 16px 14px;
  border-radius: 18px;
  background: radial-gradient(circle at top, #020617 0, #020617 60%);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.modal-title {
  margin: 0 0 6px;
  font-size: 16px;
}

.modal-text {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.modal-label {
  display: block;
  font-size: 12px;
  margin-bottom: 3px;
}

.modal-input {
  width: 100%;
  border-radius: 999px;
  border: 1px solid rgba(51, 65, 85, 0.9);
  padding: 6px 11px;
  font-size: 13px;
  background: #020617;
  color: var(--text);
  margin-bottom: 8px;
}

.modal-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.6);
}

.modal-small-print,
.modal-feedback {
  margin: 6px 0 0;
  font-size: 11px;
  color: var(--text-muted);
}

.modal-feedback {
  color: var(--accent);
}

.modal-close {
  position: absolute;
  top: 6px;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
}

/* FOOTER */

.footer {
  border-top: 1px solid rgba(15, 23, 42, 0.9);
  margin-top: 30px;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-logo {
  height: 18px;
}

/* RESPONSIVE */

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-image-card {
    order: -1;
  }
  .hero-cta {
    flex-direction: column;
  }
  .hero-cta .button {
    width: 100%;
    justify-content: center;
  }
  .visual-row,
  .flowchart-layout,
  .split {
    grid-template-columns: minmax(0, 1fr);
  }
  .modules-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .colors-grid,
  .usecases-grid,
  .eco-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .colors-grid,
  .usecases-grid,
  .modules-grid,
  .eco-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .newsletter-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 880px) {
  .pricing-header-row,
  .pricing-row {
    min-width: 720px;
  }
}