/* ============================================================
   UbDesigner — Marketing redesign
   Extends tokens.css (UbMaker DS). Light mode, maker workshop.
   ============================================================ */

html { scroll-behavior: smooth; }

body {
  background: var(--bg-base);
  overflow-x: hidden;
}

/* ---- Accent palette token (controllable via Tweaks) ---- */
:root {
  --accent: var(--color-orange);
  --accent-hover: var(--color-orange-hover);
  --accent-soft: rgba(255, 107, 44, 0.10);
  --accent-ink: #fff;
}
[data-accent="violet"] {
  --accent: var(--color-violet);
  --accent-hover: var(--color-violet-hover);
  --accent-soft: rgba(123, 91, 255, 0.10);
}
[data-accent="blue"] {
  --accent: var(--color-primary);
  --accent-hover: var(--color-primary-hover);
  --accent-soft: rgba(11, 95, 255, 0.10);
}

/* ============================================================
   Layout primitives
   ============================================================ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 32px; }

.section { padding: 96px 0; position: relative; }
.section-tight { padding: 64px 0; }

/* ============================================================
   Top utility bar
   ============================================================ */
.utility-bar {
  background: var(--color-ink);
  color: #A4ABBE;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}
.utility-bar .ub-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-success);
  display: inline-block;
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .55; transform: scale(.85); }
}

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 72px;
  background: rgba(247, 248, 250, 0.88);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}
.site-header .nav-row {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.brand .b-mark {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--color-ink);
  color: #fff;
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  letter-spacing: -0.02em;
  position: relative;
  overflow: hidden;
}
.brand .b-mark::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, var(--accent) 100%);
  opacity: .8;
  mix-blend-mode: screen;
}
.brand .b-text {
  font-family: var(--font-display);
  font-weight: 700; font-size: 18px;
  color: var(--fg-1);
  letter-spacing: -0.01em;
}
.brand .b-suffix {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-2);
  margin-left: 6px;
  border-left: 1px solid var(--border-strong);
  padding-left: 8px;
}
.nav-links { display: flex; gap: 28px; flex: 1; }
.nav-links a {
  color: var(--fg-1); text-decoration: none;
  font-size: 14px; font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  height: 1.5px; width: 0; background: var(--accent);
  transition: width 240ms var(--ease);
}
.nav-links a:hover::after { width: 100%; }
.nav-end { display: flex; align-items: center; gap: 16px; }
.lang-switch {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: 11px;
  border: 1px solid var(--border-subtle); border-radius: 999px;
  padding: 0; overflow: hidden; height: 28px;
}
.lang-switch button {
  border: none; background: transparent; cursor: pointer;
  padding: 0 10px; height: 100%;
  font: inherit; color: var(--fg-2);
}
.lang-switch button.is-active {
  background: var(--color-ink); color: #fff;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  font-family: var(--font-body); font-weight: 500;
  font-size: 15px;
  height: 44px;
  padding: 0 22px;
  border-radius: 8px;
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 220ms var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 1px 0 rgba(0,0,0,.04), inset 0 -1.5px 0 rgba(0,0,0,.12);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-soft);
  color: var(--accent-ink);
}
.btn-ink {
  background: var(--color-ink); color: #fff;
}
.btn-ink:hover { background: #1B2848; color: #fff; transform: translateY(-1px); }
.btn-ghost {
  background: transparent; color: var(--fg-1);
  border-color: var(--border-strong);
}
.btn-ghost:hover {
  background: var(--color-ink); color: #fff; border-color: var(--color-ink);
}
.btn-violet { background: var(--color-violet); color: #fff; }
.btn-violet:hover { background: var(--color-violet-hover); color: #fff; }
.btn-lg { height: 52px; font-size: 16px; padding: 0 28px; }
.btn-sm { height: 34px; font-size: 13px; padding: 0 14px; }
.btn .arrow { display: inline-block; transition: transform 220ms var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ============================================================
   Eyebrow / Tag chips
   ============================================================ */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-2);
}
.eyebrow .eb-bar {
  display: inline-block; width: 28px; height: 1.5px;
  background: var(--accent);
}
.eyebrow-violet { color: var(--color-violet); }
.eyebrow-violet .eb-bar { background: var(--color-violet); }

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  height: 28px; padding: 0 12px;
  border-radius: 999px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--fg-2);
}
.chip-accent {
  background: var(--accent);
  border-color: transparent;
  color: var(--accent-ink);
}

/* ============================================================
   Section heads
   ============================================================ */
.section-head {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  margin-bottom: 64px;
  align-items: end;
}
.section-head.centered {
  grid-template-columns: 1fr;
  max-width: 720px; margin-left: auto; margin-right: auto;
  text-align: center;
  align-items: center;
}
.section-head h2 {
  font-size: clamp(36px, 4.4vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 0;
}
.section-head .lede {
  font-size: 18px; color: var(--fg-2); line-height: 1.6;
  max-width: 520px;
}
.section-coords {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--fg-3);
  display: flex; justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
  margin-bottom: 32px;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: 80px 0 96px;
  overflow: hidden;
  isolation: isolate;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(56px, 7.2vw, 104px);
  line-height: 0.92;
  letter-spacing: -0.045em;
  font-weight: 700;
  margin: 24px 0 28px;
  color: var(--color-ink);
}
.hero h1 em {
  font-style: normal;
  font-family: var(--font-hand);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0;
  display: inline-block;
  transform: rotate(-2deg) translateY(0.05em);
  font-size: 0.9em;
  animation: emWiggle 5s ease-in-out infinite;
}
@keyframes emWiggle {
  0%, 100% { transform: rotate(-2deg) translateY(0.05em); }
  50% { transform: rotate(-1deg) translateY(0); }
}
.hero .lede {
  font-size: 20px;
  color: var(--fg-2);
  line-height: 1.55;
  max-width: 520px;
  margin-bottom: 36px;
  animation: fadeUp 700ms var(--ease) 400ms both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-cta {
  display: flex; gap: 14px; align-items: center;
  animation: fadeUp 700ms var(--ease) 560ms both;
}
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 24px; row-gap: 12px;
  margin-top: 56px;
  animation: fadeUp 700ms var(--ease) 720ms both;
}
.hero-meta-item {
  display: flex; flex-direction: column; gap: 2px;
}
.hero-meta-item .num {
  font-family: var(--font-display); font-weight: 700;
  font-size: 24px; letter-spacing: -0.02em;
  color: var(--color-ink);
}
.hero-meta-item .lbl {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--fg-2);
}

/* Hero visual area */
.hero-stage {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  border-radius: 24px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,1), rgba(247,248,250,1));
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(11,21,48,.08);
}
.hero-stage canvas { width: 100% !important; height: 100% !important; display:block; }
.hero-stage .stage-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,21,48,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,21,48,.08) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.6), transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.6), transparent 75%);
  transition: transform 600ms var(--ease);
}
.hero-stage .stage-brackets {
  position: absolute; inset: 16px;
  pointer-events: none;
}
.hero-stage .stage-brackets::before,
.hero-stage .stage-brackets::after,
.hero-stage .stage-brackets > span::before,
.hero-stage .stage-brackets > span::after {
  content: ''; position: absolute;
  width: 22px; height: 22px;
  border: 1.5px solid var(--color-ink);
}
.hero-stage .stage-brackets::before { top: 0; left: 0; border-right:none; border-bottom:none; }
.hero-stage .stage-brackets::after { top: 0; right: 0; border-left:none; border-bottom:none; }
.hero-stage .stage-brackets > span::before { bottom: 0; left: 0; border-right:none; border-top:none; }
.hero-stage .stage-brackets > span::after { bottom: 0; right: 0; border-left:none; border-top:none; }

.hero-stage .stage-meta {
  position: absolute; left: 24px; bottom: 24px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .04em;
  color: var(--fg-2);
  display: flex; flex-direction: column; gap: 4px;
}
.hero-stage .stage-meta .row { display: flex; gap: 12px; }
.hero-stage .stage-meta .k { color: var(--fg-3); }
.hero-stage .stage-meta .v { color: var(--color-ink); }
.hero-stage .stage-fps {
  position: absolute; top: 24px; right: 24px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--color-success);
  display: inline-flex; align-items: center; gap: 6px;
}
.hero-stage .stage-fps .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 1.6s ease-in-out infinite;
}

/* Background motif: large axo grid */
.bg-axo-large {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(11,21,48,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,21,48,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 35%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 35%, #000 30%, transparent 75%);
  z-index: -1;
}

/* Mouse-following axo parallax */
.parallax-grid {
  position: absolute; inset: -10%; pointer-events: none;
  background-image:
    linear-gradient(rgba(11,21,48,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,21,48,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: perspective(900px) rotateX(45deg) translate3d(0,0,0);
  transition: transform 240ms var(--ease);
  mask-image: linear-gradient(180deg, transparent 0%, #000 30%, #000 70%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 30%, #000 70%, transparent 100%);
}

/* ============================================================
   Logos marquee
   ============================================================ */
.logos-strip {
  padding: 32px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
  position: relative;
  background: #fff;
}
.logos-strip::before,
.logos-strip::after {
  content: ''; position: absolute; top: 0; bottom: 0;
  width: 120px; z-index: 2; pointer-events: none;
}
.logos-strip::before { left: 0; background: linear-gradient(90deg, #fff, transparent); }
.logos-strip::after { right: 0; background: linear-gradient(-90deg, #fff, transparent); }
.logos-label {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-2);
  text-align: center;
  margin-bottom: 18px;
}
.logos-track {
  display: flex; gap: 64px;
  width: max-content;
  animation: marquee 40s linear infinite;
  align-items: center;
}
.logos-track:hover { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.logo-item {
  font-family: var(--font-display); font-weight: 600;
  font-size: 22px; color: var(--fg-1);
  letter-spacing: -0.01em;
  white-space: nowrap;
  display: flex; align-items: center; gap: 10px;
  opacity: .55;
  transition: opacity 240ms var(--ease);
}
.logo-item:hover { opacity: 1; }
.logo-item .lg-mark {
  width: 22px; height: 22px;
  display: inline-grid; place-items: center;
  border: 1.5px solid var(--fg-1);
  border-radius: 4px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
}

/* ============================================================
   Workflow (4 étapes) with gesture path
   ============================================================ */
.workflow {
  padding: 96px 0 128px;
  position: relative;
}
.gesture-path {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}
.gesture-path path {
  stroke: var(--accent);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 1800;
  stroke-dashoffset: 1800;
  transition: stroke-dashoffset 1200ms var(--ease);
  filter: drop-shadow(0 2px 8px var(--accent-soft));
}
.gesture-path.draw path { stroke-dashoffset: 0; }
.gesture-path .gp-handle {
  fill: var(--accent);
  opacity: 0;
  transition: opacity 600ms 1000ms var(--ease);
}
.gesture-path.draw .gp-handle { opacity: 1; }

.workflow-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  z-index: 1;
}
.step-card {
  background: var(--bg-surface);
  border-radius: 16px;
  padding: 28px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform 320ms var(--ease), box-shadow 320ms var(--ease);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.step-card .step-n {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; color: var(--fg-3);
  margin-bottom: 16px;
  display: flex; justify-content: space-between; align-items: center;
}
.step-card .step-glyph {
  width: 88px; height: 88px;
  margin-bottom: 20px;
  display: grid; place-items: center;
  background: var(--accent-soft);
  border-radius: 12px;
  color: var(--accent);
}
.step-card h3 {
  font-size: 22px; margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.step-card p {
  color: var(--fg-2); font-size: 14px; line-height: 1.55;
}

/* ============================================================
   5 piliers
   ============================================================ */
.piliers {
  background: var(--color-ink);
  color: #fff;
  padding: 128px 0;
  position: relative;
  overflow: hidden;
}
.piliers .bg-axo-dark {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000, transparent 80%);
}
.piliers h2 { color: #fff; }
.piliers .lede { color: #A4ABBE; }
.piliers .section-head { position: relative; z-index: 1; }

.piliers-grid {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.pilier {
  padding: 40px 24px 32px;
  border-right: 1px solid rgba(255,255,255,.08);
  position: relative;
  transition: background 320ms var(--ease);
  cursor: pointer;
}
.pilier:last-child { border-right: none; }
.pilier:hover { background: rgba(255,255,255,.03); }
.pilier .p-idx {
  font-family: var(--font-mono); font-size: 11px;
  color: #6E768B;
  margin-bottom: 18px;
}
.pilier .p-glyph {
  width: 56px; height: 56px;
  margin-bottom: 24px;
  display: grid; place-items: center;
  border: 1.5px solid rgba(255,255,255,.18);
  border-radius: 12px;
  color: #fff;
  transition: all 320ms var(--ease);
}
.pilier:hover .p-glyph {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.pilier h3 {
  color: #fff; font-size: 18px; margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.pilier p {
  color: #A4ABBE; font-size: 13.5px; line-height: 1.55;
  margin-bottom: 16px;
}
.pilier .p-modules {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 12px;
}
.pilier .p-modules span {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .04em;
  padding: 3px 8px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: #A4ABBE;
}

/* ============================================================
   AI Vision Studio — cascade lighting
   ============================================================ */
.ai-vision {
  padding: 128px 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(123,91,255,0.07), transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(11,95,255,0.04), transparent 50%),
    #fff;
  position: relative;
  overflow: hidden;
}
.ai-vision .bg-axo-large {
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000, transparent 80%);
}
.ai-modules {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
}
.ai-module {
  background: #fff;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 24px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all 320ms var(--ease);
  min-height: 180px;
  display: flex; flex-direction: column; justify-content: space-between;
}
.ai-module::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(123,91,255,.12), transparent 50%);
  opacity: 0;
  transition: opacity 320ms var(--ease);
  pointer-events: none;
}
.ai-module:hover {
  border-color: var(--color-violet);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(123,91,255,.18);
}
.ai-module:hover::before { opacity: 1; }
.ai-module .ai-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-violet);
  box-shadow: 0 0 12px var(--color-violet);
  margin-bottom: 18px;
  transition: all 320ms var(--ease);
}
.ai-module:hover .ai-dot {
  box-shadow: 0 0 24px var(--color-violet), 0 0 48px var(--color-violet);
  transform: scale(1.4);
}
.ai-module h3 {
  font-size: 17px; margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.ai-module .ai-tech {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-3);
  letter-spacing: .04em;
  margin-bottom: 12px;
}
.ai-module p {
  color: var(--fg-2); font-size: 13px; line-height: 1.5;
}
.ai-module .ai-arrow {
  position: absolute; top: 24px; right: 24px;
  opacity: 0;
  transform: translate(-4px, 4px);
  transition: all 320ms var(--ease);
  color: var(--color-violet);
}
.ai-module:hover .ai-arrow {
  opacity: 1; transform: translate(0,0);
}
.ai-module.ai-cta {
  background: var(--color-violet);
  color: #fff;
  border-color: transparent;
}
.ai-module.ai-cta .ai-dot { background: #fff; box-shadow: 0 0 12px #fff; }
.ai-module.ai-cta h3, .ai-module.ai-cta p { color: #fff; }

/* ============================================================
   Démo intégrée — auto-rejouée studio preview
   ============================================================ */
.demo-section {
  background: var(--color-ink);
  padding: 128px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.demo-section h2 { color: #fff; }
.demo-section .lede { color: #A4ABBE; }
.demo-frame {
  background: #131D3B;
  border-radius: 20px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.08);
  overflow: hidden;
  position: relative;
  box-shadow: 0 32px 80px rgba(0,0,0,.5);
}
.demo-chrome {
  background: #0A1530;
  height: 40px;
  display: flex; align-items: center;
  padding: 0 16px;
  gap: 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.demo-chrome .dots { display: flex; gap: 6px; }
.demo-chrome .dots span {
  width: 10px; height: 10px; border-radius: 50%;
}
.demo-chrome .dots span:nth-child(1) { background: #FF6B2C; opacity:.6;}
.demo-chrome .dots span:nth-child(2) { background: #F59E0B; opacity:.6;}
.demo-chrome .dots span:nth-child(3) { background: #16A34A; opacity:.6;}
.demo-chrome .tab {
  font-family: var(--font-mono); font-size: 11px;
  color: #A4ABBE;
  background: rgba(255,255,255,.04);
  padding: 4px 12px; border-radius: 6px;
}
.demo-chrome .url {
  flex: 1;
  font-family: var(--font-mono); font-size: 11px;
  color: #6E768B;
  text-align: center;
}
.demo-body {
  display: grid;
  grid-template-columns: 56px 1fr 280px;
  height: 540px;
}
.demo-toolbar {
  border-right: 1px solid rgba(255,255,255,.08);
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  padding: 16px 0;
}
.demo-toolbar .tool {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 8px;
  color: #A4ABBE;
  cursor: pointer;
  transition: all 200ms var(--ease);
}
.demo-toolbar .tool:hover { background: rgba(255,255,255,.06); color: #fff; }
.demo-toolbar .tool.is-active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 16px var(--accent-soft);
}
.demo-canvas {
  position: relative;
  background:
    radial-gradient(circle at 30% 20%, #1A2547, #0A1530 80%);
  overflow: hidden;
}
.demo-canvas .canvas-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 32px 32px;
}
.demo-canvas .canvas-axis {
  position: absolute; left: 24px; bottom: 24px;
  font-family: var(--font-mono); font-size: 10px;
  color: #6E768B;
}
.demo-side {
  border-left: 1px solid rgba(255,255,255,.08);
  padding: 16px;
  display: flex; flex-direction: column; gap: 14px;
}
.demo-panel {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px;
  padding: 12px;
}
.demo-panel .ph-title {
  font-family: var(--font-mono); font-size: 10px;
  color: #6E768B;
  letter-spacing: .08em; text-transform: uppercase;
  margin-bottom: 10px;
  display: flex; justify-content: space-between;
}
.demo-panel .ph-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 4px 0;
  font-family: var(--font-mono); font-size: 11px;
  color: #A4ABBE;
}
.demo-panel .ph-row .v { color: #fff; }
.demo-panel .ph-slider {
  height: 4px; background: rgba(255,255,255,.08);
  border-radius: 999px; margin-top: 4px;
  position: relative;
}
.demo-panel .ph-slider::after {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: var(--w, 60%);
  background: var(--accent);
  border-radius: 999px;
  transition: width 800ms var(--ease);
}
.demo-actions {
  display: flex; gap: 8px;
  flex-wrap: wrap; padding: 12px 0;
}
.demo-step-indicator {
  position: absolute;
  top: 16px; left: 16px;
  display: flex; gap: 6px;
  font-family: var(--font-mono); font-size: 11px;
  color: #fff;
  align-items: center;
}
.demo-step-indicator .pip {
  width: 24px; height: 3px; border-radius: 999px;
  background: rgba(255,255,255,.16);
  transition: all 400ms var(--ease);
}
.demo-step-indicator .pip.is-active { background: var(--accent); width: 48px; }
.demo-step-indicator .pip.is-done { background: rgba(255,255,255,.4); }
.demo-toast {
  position: absolute; bottom: 24px; right: 24px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 12px 16px;
  font-family: var(--font-mono); font-size: 12px;
  color: #fff;
  backdrop-filter: blur(8px);
  display: flex; align-items: center; gap: 10px;
  animation: toastIn 400ms var(--ease) both;
}
.demo-toast .t-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 12px var(--color-success);
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   Galerie
   ============================================================ */
.galerie {
  padding: 128px 0;
  background: var(--bg-base);
}
.galerie-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 160px;
  gap: 16px;
}
.gal-card {
  background: #fff;
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: all 320ms var(--ease);
}
.gal-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.gal-card .gal-img {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 40% 35%, #B5BAC4, #5C6275 70%, #1B1F2A);
}
.gal-card .gal-img.alt-a { background: radial-gradient(circle at 60% 40%, #FFD4B8, #FF6B2C 60%, #8A2F0C); }
.gal-card .gal-img.alt-b { background: radial-gradient(circle at 50% 50%, #C8BCFF, #7B5BFF 60%, #2A1C8A); }
.gal-card .gal-img.alt-c { background: radial-gradient(circle at 30% 60%, #B8CCFF, #0B5FFF 60%, #062A8A); }
.gal-card .gal-img.alt-d { background: radial-gradient(circle at 50% 30%, #DDE3EE, #5C6275 60%, #0A1530); }
.gal-card .gal-img::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.4) 1px, transparent 0);
  background-size: 16px 16px;
  mix-blend-mode: overlay;
  opacity: .25;
}
.gal-card .gal-meta {
  position: absolute; left: 14px; bottom: 12px;
  background: rgba(10,21,48,.7);
  backdrop-filter: blur(6px);
  padding: 6px 10px;
  border-radius: 8px;
  font-family: var(--font-mono); font-size: 10px;
  color: #fff;
  letter-spacing: .04em;
  display: flex; gap: 10px;
}
.gal-card .gal-meta .heart { color: var(--accent); }
.gal-card .gal-tag {
  position: absolute; top: 12px; right: 12px;
  background: rgba(255,255,255,.16);
  backdrop-filter: blur(6px);
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--font-mono); font-size: 9px;
  color: #fff;
  letter-spacing: .08em; text-transform: uppercase;
}

/* tile sizes */
.gal-1 { grid-column: span 4; grid-row: span 2; }
.gal-2 { grid-column: span 4; grid-row: span 1; }
.gal-3 { grid-column: span 4; grid-row: span 1; }
.gal-4 { grid-column: span 3; grid-row: span 2; }
.gal-5 { grid-column: span 3; grid-row: span 1; }
.gal-6 { grid-column: span 3; grid-row: span 1; }
.gal-7 { grid-column: span 2; grid-row: span 2; }
.gal-8 { grid-column: span 4; grid-row: span 1; }
.gal-9 { grid-column: span 3; grid-row: span 1; }
.gal-10 { grid-column: span 5; grid-row: span 1; }

/* ============================================================
   Témoignages
   ============================================================ */
.testimonials {
  padding: 128px 0;
  background: #fff;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  background: var(--bg-base);
  border-radius: 20px;
  padding: 32px;
  position: relative;
  transition: all 320ms var(--ease);
  border: 1px solid transparent;
}
.testimonial:hover {
  background: #fff;
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-md);
}
.testimonial .quote-mark {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 64px;
  line-height: 0.7;
  color: var(--accent);
  margin-bottom: 8px;
  font-weight: 700;
  font-style: italic;
}
.testimonial blockquote {
  font-family: var(--font-display); font-weight: 500;
  font-size: 19px; line-height: 1.45;
  color: var(--color-ink);
  margin: 0 0 24px;
  letter-spacing: -0.01em;
}
.testimonial .author {
  display: flex; align-items: center; gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}
.testimonial .avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--color-ink); color: #fff;
  font-family: var(--font-display); font-weight: 600; font-size: 14px;
}
.testimonial .who { display: flex; flex-direction: column; }
.testimonial .name { font-weight: 600; font-size: 14px; color: var(--color-ink); }
.testimonial .role { font-size: 12px; color: var(--fg-2); }

/* ============================================================
   Recherche / crédibilité
   ============================================================ */
.research {
  padding: 128px 0;
  background: var(--bg-base);
  position: relative;
}
.research-card {
  background: #fff;
  border-radius: 24px;
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.research-card .blueprint {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(11,21,48,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11,21,48,.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  mask-image: linear-gradient(135deg, transparent 30%, #000 100%);
  -webkit-mask-image: linear-gradient(135deg, transparent 30%, #000 100%);
}
.research-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  position: relative;
}
.research-tile {
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 20px;
  transition: all 240ms var(--ease);
}
.research-tile:hover { border-color: var(--accent); background: #fff; }
.research-tile .rt-label {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 8px;
}
.research-tile .rt-name {
  font-family: var(--font-display); font-weight: 600;
  font-size: 16px; color: var(--color-ink);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.research-tile .rt-detail {
  font-size: 12px; color: var(--fg-2);
}

/* ============================================================
   Tarifs teaser
   ============================================================ */
.pricing {
  padding: 128px 0;
  background: #fff;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.price-card {
  background: #fff;
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 32px 28px;
  position: relative;
  transition: all 320ms var(--ease);
}
.price-card:hover {
  border-color: var(--color-ink);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.price-card.is-featured {
  background: var(--color-ink);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 24px 64px rgba(11,21,48,.16);
}
.price-card.is-featured h3 { color: #fff; }
.price-card .p-tier {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-3);
}
.price-card.is-featured .p-tier { color: var(--accent); }
.price-card .p-tier .tag {
  margin-left: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 9px;
  letter-spacing: .08em;
}
.price-card .p-name {
  font-family: var(--font-display); font-weight: 700;
  font-size: 28px;
  margin: 12px 0 6px;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}
.price-card.is-featured .p-name { color: #fff; }
.price-card .p-price {
  display: flex; align-items: baseline; gap: 6px;
  margin: 20px 0 12px;
}
.price-card .p-price .num {
  font-family: var(--font-display); font-weight: 700;
  font-size: 44px;
  letter-spacing: -0.03em;
  color: var(--color-ink);
}
.price-card.is-featured .p-price .num { color: #fff; }
.price-card .p-price .unit {
  font-family: var(--font-mono); font-size: 13px;
  color: var(--fg-2);
}
.price-card.is-featured .p-price .unit { color: #A4ABBE; }
.price-card .p-features {
  list-style: none; padding: 20px 0 24px; margin: 0;
  border-top: 1px solid var(--border-subtle);
  display: flex; flex-direction: column; gap: 10px;
}
.price-card.is-featured .p-features { border-top-color: rgba(255,255,255,.12); }
.price-card .p-features li {
  display: flex; gap: 10px;
  font-size: 14px;
  color: var(--fg-1);
}
.price-card.is-featured .p-features li { color: #fff; }
.price-card .p-features li::before {
  content: '+';
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 700;
}

/* ============================================================
   CTA final
   ============================================================ */
.cta-final {
  padding: 160px 0;
  background: var(--color-ink);
  color: #fff;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-final .cta-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, #000, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, #000, transparent 80%);
}
.cta-final h2 {
  color: #fff;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.98;
  letter-spacing: -0.045em;
  max-width: 1000px;
  margin: 0 auto 24px;
  position: relative;
}
.cta-final h2 .em-line {
  display: block;
  font-style: normal;
  font-family: var(--font-hand);
  color: var(--accent);
  font-weight: 500;
  font-size: 0.85em;
  transform: rotate(-2deg);
  margin: 8px 0;
  letter-spacing: 0;
}
.cta-final p {
  font-size: 20px;
  color: #A4ABBE;
  max-width: 540px;
  margin: 0 auto 40px;
  position: relative;
}
.cta-final .cta-btns {
  display: flex; gap: 16px; justify-content: center;
  position: relative;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--color-ink);
  color: #A4ABBE;
  padding: 80px 0 32px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-col h4 {
  font-family: var(--font-display); font-weight: 600;
  font-size: 13px;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: .04em; text-transform: uppercase;
}
.footer-col ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 10px;
}
.footer-col a {
  font-size: 13px; color: #A4ABBE;
  text-decoration: none;
  transition: color 200ms var(--ease);
}
.footer-col a:hover { color: #fff; }
.footer-brand .b-text { color: #fff; }
.footer-brand p {
  font-size: 13px;
  color: #A4ABBE;
  line-height: 1.55;
  margin: 16px 0;
  max-width: 280px;
}
.footer-bottom {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px;
  color: #6E768B;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.06);
}

/* ============================================================
   Reveal on scroll utility
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 800ms var(--ease), transform 800ms var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Selectors / details
   ============================================================ */
.tick-row {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--fg-3);
  letter-spacing: .04em;
}
.tick-row .tick {
  width: 8px; height: 1.5px; background: var(--fg-3);
}

/* responsive trims */
@media (max-width: 1180px) {
  .hero-grid { grid-template-columns: 1fr 0.9fr; gap: 32px; }
  .hero h1 { font-size: clamp(48px, 6vw, 80px); }
  .nav-links { gap: 20px; }
  .nav-links a:nth-child(5) { display: none; }
  .ai-modules, .testimonials-grid, .pricing-grid { gap: 12px; }
  .piliers-grid { grid-template-columns: repeat(5, 1fr); }
  .pilier { padding: 32px 18px 28px; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .footer-col:last-child { display: none; }
}
@media (max-width: 900px) {
  .hero-grid, .research-card { grid-template-columns: 1fr; }
  .hero-stage { max-width: 480px; margin: 0 auto; }
  .workflow-grid, .pricing-grid, .ai-modules, .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .piliers-grid { grid-template-columns: 1fr 1fr; }
  .pilier { border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .demo-body { grid-template-columns: 56px 1fr; }
  .demo-side { display: none; }
  .nav-links { display: none; }
  .galerie-grid { grid-template-columns: repeat(6, 1fr); }
  .section-head { grid-template-columns: 1fr; gap: 24px; }
  .ai-module.ai-cta { grid-column: span 2 !important; }
}