/* =========================================================
   Studio Alexis — Design System
   Éditorial · Cream · Terracotta · Bordeaux
   ========================================================= */

:root {
  /* Palette */
  --cream: #F4EFE6;
  --cream-2: #ECE5D8;
  --paper: #FAF6EE;
  --ink: #131310;
  --ink-2: #1E1E1A;
  --graphite: #2A2A26;
  --mist: #6B6B65;
  --mist-2: #8E8E86;
  --rule: rgba(19, 19, 16, 0.10);
  --rule-strong: rgba(19, 19, 16, 0.22);
  --accent: #C4452D;
  --accent-deep: #8B2E1A;
  --accent-light: #E8B5A6;

  /* Typography */
  --font-display: "Instrument Serif", "Cormorant Garamond", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Scale (fluid) */
  --fs-xs: clamp(.75rem, .72rem + .1vw, .82rem);
  --fs-sm: clamp(.875rem, .85rem + .1vw, .94rem);
  --fs-base: clamp(1rem, .96rem + .15vw, 1.08rem);
  --fs-lg: clamp(1.125rem, 1.05rem + .35vw, 1.35rem);
  --fs-xl: clamp(1.4rem, 1.2rem + .8vw, 1.85rem);
  --fs-2xl: clamp(2rem, 1.5rem + 2vw, 3rem);
  --fs-3xl: clamp(2.6rem, 1.8rem + 3.2vw, 4.5rem);
  --fs-4xl: clamp(3.5rem, 2rem + 6vw, 7.5rem);
  --fs-5xl: clamp(5rem, 2rem + 12vw, 14rem);

  /* Layout */
  --container: 1280px;
  --container-narrow: 980px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 10px;
  --radius-lg: 22px;
  --promo-h: 44px;

  /* Motion */
  --ease: cubic-bezier(.2, .7, .15, 1);
  --ease-soft: cubic-bezier(.4, 0, .2, 1);
  --d-fast: 220ms;
  --d-med: 420ms;
  --d-slow: 720ms;
}

/* =========================================================
   Reset
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.55;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
::selection { background: var(--accent); color: var(--cream); }

/* Subtle paper grain */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: .035;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* =========================================================
   Typography
   ========================================================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--ink);
}
h1 { font-size: var(--fs-3xl); letter-spacing: -0.02em; line-height: 0.98; }
h2 { font-size: var(--fs-2xl); letter-spacing: -0.018em; }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }

.italic { font-style: italic; color: var(--accent); font-weight: 400; }

p { color: var(--graphite); max-width: 62ch; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--accent);
}

.lede { color: var(--graphite); font-size: var(--fs-lg); max-width: 60ch; line-height: 1.45; }

/* =========================================================
   Layout primitives
   ========================================================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 2;
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: clamp(4rem, 8vw, 8rem); position: relative; }
.section--tight { padding-block: clamp(3rem, 5vw, 5rem); }
.section--ink { background: var(--ink); color: var(--cream); }
.section--ink h1, .section--ink h2, .section--ink h3, .section--ink h4 { color: var(--cream); }
.section--ink p { color: rgba(244, 239, 230, 0.72); }
.section--ink .eyebrow { color: var(--accent-light); }
.section--ink .eyebrow::before { background: var(--accent-light); }
.section--cream-2 { background: var(--cream-2); }

.grid { display: grid; gap: var(--gutter); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  --bg: var(--ink);
  --fg: var(--cream);
  --bd: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .95rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--fs-sm);
  letter-spacing: 0.02em;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--bd);
  border-radius: 999px;
  transition: transform var(--d-fast) var(--ease),
              background-color var(--d-fast) var(--ease),
              color var(--d-fast) var(--ease),
              box-shadow var(--d-fast) var(--ease);
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -12px rgba(19, 19, 16, .35);
}
.btn .arrow {
  width: 14px; height: 14px;
  transition: transform var(--d-fast) var(--ease);
}
.btn:hover .arrow { transform: translate(3px, -3px); }

.btn--accent {
  --bg: var(--accent);
  --fg: var(--cream);
  --bd: var(--accent);
}
.btn--accent:hover { box-shadow: 0 12px 30px -12px rgba(196, 69, 45, .55); }

.btn--ghost {
  --bg: transparent;
  --fg: var(--ink);
  --bd: var(--rule-strong);
}
.btn--ghost:hover {
  --bg: var(--ink);
  --fg: var(--cream);
  --bd: var(--ink);
  box-shadow: none;
}
.section--ink .btn--ghost {
  --fg: var(--cream);
  --bd: rgba(244, 239, 230, 0.30);
}
.section--ink .btn--ghost:hover {
  --bg: var(--cream);
  --fg: var(--ink);
  --bd: var(--cream);
}

.btn--lg { padding: 1.1rem 1.8rem; font-size: var(--fs-base); }

.btn--whatsapp {
  --bg: #25D366;
  --fg: #0a3a1c;
  --bd: #25D366;
  font-weight: 600;
}
.btn--whatsapp:hover { box-shadow: 0 12px 30px -12px rgba(37, 211, 102, .55); }
.btn--whatsapp svg { color: #0a3a1c; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--rule-strong);
  padding-bottom: .15rem;
  transition: color var(--d-fast) var(--ease), border-color var(--d-fast) var(--ease);
}
.link-arrow:hover { color: var(--accent); border-color: var(--accent); }
.section--ink .link-arrow { color: var(--cream); border-color: rgba(244, 239, 230, 0.30); }
.section--ink .link-arrow:hover { color: var(--accent-light); border-color: var(--accent-light); }

/* =========================================================
   Header / Nav
   ========================================================= */
.site-header {
  position: fixed;
  top: var(--promo-h); left: 0; right: 0;
  z-index: 50;
  padding: 1rem 0;
  transition: background var(--d-med) var(--ease), border-color var(--d-med) var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(244, 239, 230, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--rule);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: .35rem;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-xl);
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand strong {
  font-style: normal;
  font-family: var(--font-body);
  font-size: .82em;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.brand .dot { color: var(--accent); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav__links a {
  font-size: var(--fs-sm);
  color: var(--graphite);
  transition: color var(--d-fast) var(--ease);
  position: relative;
}
.nav__links a:hover, .nav__links a[aria-current="page"] { color: var(--ink); }
.nav__links a[aria-current="page"]::after {
  content: ""; position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--accent);
}

.nav__cta { display: inline-flex; align-items: center; gap: .8rem; }

.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  align-items: center; justify-content: center;
  color: var(--ink);
}
.nav__toggle span {
  position: relative;
  width: 18px; height: 2px;
  background: var(--ink);
  transition: transform var(--d-fast) var(--ease), background var(--d-fast) var(--ease);
}
.nav__toggle span::before, .nav__toggle span::after {
  content: ""; position: absolute; left: 0;
  width: 18px; height: 2px; background: var(--ink);
  transition: transform var(--d-fast) var(--ease);
}
.nav__toggle span::before { top: -6px; }
.nav__toggle span::after  { top: 6px; }
.nav__toggle[aria-expanded="true"] span { background: transparent; }
.nav__toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span::after  { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__toggle { display: inline-flex; }
}

.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--cream);
  z-index: 49;
  padding: 6rem var(--gutter) 2rem;
  display: none;
  flex-direction: column;
  gap: 1.5rem;
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-style: italic;
  border-bottom: 1px solid var(--rule);
  padding: 1rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--ink);
}
.mobile-menu a:hover { color: var(--accent); }

/* =========================================================
   Sticker offre (rotating)
   ========================================================= */
.whatsapp-fab {
  position: fixed;
  z-index: 45;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 64px;
  height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  box-shadow:
    0 12px 24px -8px rgba(37, 211, 102, .55),
    0 4px 12px rgba(0, 0, 0, .18),
    0 0 0 0 rgba(37, 211, 102, .5);
  animation: fab-pulse 2.4s var(--ease) infinite;
  transition: transform var(--d-fast) var(--ease);
}
.whatsapp-fab:hover {
  transform: scale(1.08);
  animation-play-state: paused;
}
.whatsapp-fab svg { width: 32px; height: 32px; }
@keyframes fab-pulse {
  0%, 100% { box-shadow:
      0 12px 24px -8px rgba(37, 211, 102, .55),
      0 4px 12px rgba(0, 0, 0, .18),
      0 0 0 0 rgba(37, 211, 102, .5); }
  70% { box-shadow:
      0 12px 24px -8px rgba(37, 211, 102, .55),
      0 4px 12px rgba(0, 0, 0, .18),
      0 0 0 18px rgba(37, 211, 102, 0); }
}
@media (max-width: 700px) {
  .whatsapp-fab { width: 56px; height: 56px; bottom: 5.5rem; right: 1rem; }
  .whatsapp-fab svg { width: 28px; height: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-fab { animation: none; }
}

/* =========================================================
   Hero (home)
   ========================================================= */
.hero {
  padding-top: clamp(8rem, 14vw, 11rem);
  padding-bottom: clamp(3rem, 6vw, 6rem);
  position: relative;
  overflow: hidden;
}
.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (max-width: 900px) { .hero__inner { grid-template-columns: 1fr; } }

.hero__meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
  font-size: var(--fs-sm);
  color: var(--mist);
  margin-bottom: 2rem;
}
.hero__meta span { display: inline-flex; align-items: center; gap: .45rem; }
.hero__meta svg { color: var(--accent); width: 14px; height: 14px; }

.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--ink);
}
.hero__title em.italic {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.hero__title u {
  text-decoration: none;
  background: linear-gradient(to bottom, transparent 60%, var(--accent-light) 60%, var(--accent-light) 92%, transparent 92%);
  padding: 0 .15em;
}
.hero__lede { color: var(--graphite); font-size: var(--fs-lg); max-width: 50ch; margin-top: 2rem; line-height: 1.45; }
.hero__ctas { display: flex; gap: .8rem; flex-wrap: wrap; align-items: center; margin-top: 2rem; }

.hero__visual {
  position: relative;
  display: flex; justify-content: center;
  align-items: center;
}
.hero__visual img {
  width: 100%;
  max-width: 360px;
  border-radius: var(--radius-lg);
}
.hero__visual::after {
  content: "";
  position: absolute;
  inset: -8% -8% auto auto;
  width: 130px; height: 130px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  z-index: -1;
}

/* =========================================================
   Problem strip (anti-promesses)
   ========================================================= */
.problem {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}
@media (max-width: 800px) { .problem { grid-template-columns: 1fr; } }
.problem__item {
  padding: 1.5rem 0;
  border-top: 1px solid var(--rule);
  position: relative;
}
.problem__item::before {
  content: "✕";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--cream);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 1rem;
}
.problem__item h3 {
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: .5rem;
  color: var(--ink);
}
.problem__item p { color: var(--graphite); font-size: var(--fs-sm); }

/* =========================================================
   Section heading (3+9 grid)
   ========================================================= */
.section__head {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
@media (max-width: 800px) { .section__head { grid-template-columns: 1fr; } }
.section__head h2 { font-size: var(--fs-3xl); }
.section__head p { font-size: var(--fs-lg); color: var(--graphite); }
.section--ink .section__head p { color: rgba(244, 239, 230, 0.72); }

/* =========================================================
   Promise (3 cards)
   ========================================================= */
.promise {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}
@media (max-width: 900px) { .promise { grid-template-columns: 1fr; } }
.promise__card {
  padding: 2rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 280px;
  transition: transform var(--d-med) var(--ease), border-color var(--d-med) var(--ease);
}
.promise__card:hover { transform: translateY(-4px); border-color: var(--accent); }
.promise__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-2xl);
  color: var(--accent);
  line-height: 1;
}
.promise__card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: -0.01em;
}
.promise__card p { color: var(--graphite); font-size: var(--fs-base); }
.promise__tags {
  margin-top: auto;
  display: flex; flex-wrap: wrap; gap: .4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
}
.promise__tags li {
  font-size: var(--fs-xs);
  padding: .25rem .6rem;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  color: var(--mist);
}

/* =========================================================
   Offer card (the conversion pivot)
   ========================================================= */
.offer-shell { position: relative; }
.offer-shell::before {
  content: "";
  position: absolute;
  inset: -2rem;
  border: 1px dashed rgba(244, 239, 230, 0.18);
  border-radius: calc(var(--radius-lg) + 2rem);
  pointer-events: none;
}
.offer {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4rem);
  background: var(--cream);
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}
@media (max-width: 900px) { .offer { grid-template-columns: 1fr; } }
.offer__badge {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  padding: .4rem .9rem;
  background: var(--accent);
  color: var(--cream);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 999px;
  font-weight: 600;
}
.offer h2 {
  font-size: var(--fs-3xl);
  letter-spacing: -0.02em;
  color: var(--ink);
}
.offer h2 em { color: var(--accent); }
.offer__includes {
  margin-top: 1.5rem;
  display: grid;
  gap: .65rem;
}
.offer__includes li {
  display: flex; gap: .7rem; align-items: flex-start;
  color: var(--graphite);
  font-size: var(--fs-base);
  padding: .4rem 0;
}
.offer__includes li::before {
  content: "";
  flex: none;
  width: 18px; height: 18px;
  margin-top: 3px;
  background: var(--accent);
  border-radius: 50%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F4EFE6' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='5 12 10 17 19 8'/></svg>");
  background-position: center;
  background-repeat: no-repeat;
  background-size: 14px;
}

.offer__price {
  background: var(--ink);
  color: var(--cream);
  padding: 2rem;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}
.offer__price-row {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}
.offer__price-old {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  text-decoration: line-through;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  color: rgba(244, 239, 230, 0.55);
}
.offer__price-new {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(3rem, 5vw, 4.5rem);
  line-height: 1;
  color: var(--cream);
}
.offer__price-new em { color: var(--accent-light); font-style: normal; font-size: .55em; vertical-align: super; }
.offer__price-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 600;
}
.offer__price-tag svg { width: 14px; height: 14px; color: var(--accent-light); }
.offer__split {
  margin-top: .5rem;
  padding: 1rem;
  background: rgba(244, 239, 230, 0.06);
  border: 1px solid rgba(244, 239, 230, 0.15);
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  color: rgba(244, 239, 230, 0.92);
  line-height: 1.45;
}
.offer__split strong { color: var(--accent-light); font-weight: 600; }
.offer__cta { margin-top: 1rem; }
.offer__cta .btn { width: 100%; justify-content: center; }
.offer__small {
  font-size: var(--fs-xs);
  color: rgba(244, 239, 230, 0.55);
  text-align: center;
  margin-top: .5rem;
}

/* =========================================================
   Case study
   ========================================================= */
.case {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
@media (max-width: 900px) { .case { grid-template-columns: 1fr; } }
.case__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--rule);
  aspect-ratio: 16 / 10;
}
.case__visual img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.case__tag {
  position: absolute;
  top: 1rem; left: 1rem;
  padding: .35rem .75rem;
  background: var(--cream);
  color: var(--ink);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 999px;
  font-weight: 600;
}
.case__meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}
.case__meta div { display: flex; flex-direction: column; gap: .25rem; }
.case__meta dt {
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}
.case__meta dd {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--ink);
  margin: 0;
}

/* =========================================================
   Method (4 steps)
   ========================================================= */
.steps { display: grid; gap: 0; }
.step {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 80px;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding: 2.5rem 0;
  border-top: 1px solid var(--rule);
  align-items: start;
}
@media (max-width: 800px) {
  .step { grid-template-columns: 1fr; gap: 1rem; }
}
.step__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(3rem, 6vw, 5rem);
  color: var(--accent);
  line-height: 0.9;
}
.step h3 {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  letter-spacing: -0.015em;
  margin-bottom: .8rem;
}
.step p { color: var(--graphite); }
.step ul { margin-top: 1rem; display: grid; gap: .4rem; }
.step ul li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--graphite);
  font-size: var(--fs-sm);
}
.step ul li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}
.step__icon {
  display: grid;
  place-items: center;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(196, 69, 45, 0.10);
  color: var(--accent);
}
.step__icon svg { width: 32px; height: 32px; }

/* =========================================================
   FAQ accordion
   ========================================================= */
.faq { display: grid; gap: 0; }
.faq details {
  border-top: 1px solid var(--rule);
  padding: 1.5rem 0;
}
.faq details:last-child { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: -0.01em;
  color: var(--ink);
  transition: color var(--d-fast) var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  flex: none;
  width: 32px; height: 32px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23131310' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><line x1='12' y1='5' x2='12' y2='19'/><line x1='5' y1='12' x2='19' y2='12'/></svg>");
  background-position: center;
  background-repeat: no-repeat;
  background-size: 14px;
  transition: transform var(--d-fast) var(--ease), background-color var(--d-fast) var(--ease);
}
.faq summary:hover { color: var(--accent); }
.faq summary:hover::after { background-color: var(--accent); background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F4EFE6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><line x1='12' y1='5' x2='12' y2='19'/><line x1='5' y1='12' x2='19' y2='12'/></svg>"); border-color: var(--accent); }
.faq details[open] summary::after {
  transform: rotate(45deg);
  background-color: var(--ink);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F4EFE6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><line x1='12' y1='5' x2='12' y2='19'/><line x1='5' y1='12' x2='19' y2='12'/></svg>");
  border-color: var(--ink);
}
.faq details[open] summary { color: var(--accent); }
.faq__answer { padding-top: 1rem; max-width: 70ch; color: var(--graphite); }
.faq__answer p + p { margin-top: .8rem; }

/* =========================================================
   Big CTA banner
   ========================================================= */
.cta-banner {
  background: var(--accent);
  color: var(--cream);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  position: relative;
  overflow: hidden;
}
@media (max-width: 800px) { .cta-banner { grid-template-columns: 1fr; } }
.cta-banner::before {
  content: "";
  position: absolute;
  inset: -50% -20% auto auto;
  width: 60%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(244, 239, 230, 0.18), transparent 60%);
  pointer-events: none;
}
.cta-banner h2 {
  color: var(--cream);
  font-size: var(--fs-3xl);
  letter-spacing: -0.02em;
}
.cta-banner h2 em { font-style: italic; color: var(--ink); }
.cta-banner p { color: rgba(244, 239, 230, 0.85); font-size: var(--fs-lg); }
.cta-banner .actions { display: flex; flex-direction: column; gap: 1rem; position: relative; z-index: 1; }
.cta-banner .btn { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.cta-banner .btn:hover { background: var(--cream); color: var(--ink); border-color: var(--cream); }
.cta-banner .btn--ghost { background: transparent; color: var(--cream); border-color: rgba(244, 239, 230, 0.40); }
.cta-banner .btn--ghost:hover { background: var(--cream); color: var(--ink); border-color: var(--cream); }

/* =========================================================
   Page head (interior pages)
   ========================================================= */
.page-head {
  padding-top: clamp(8rem, 14vw, 11rem);
  padding-bottom: clamp(2.5rem, 5vw, 5rem);
  border-bottom: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}
.page-head__inner {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}
@media (max-width: 800px) { .page-head__inner { grid-template-columns: 1fr; } }
.page-head h1 {
  font-size: var(--fs-4xl);
  letter-spacing: -0.025em;
  line-height: 0.95;
}
.page-head .crumb {
  display: inline-flex; gap: .5rem;
  font-size: var(--fs-xs); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 1.5rem;
}
.page-head .crumb a:hover { color: var(--accent); }

/* =========================================================
   Stack list (technologies)
   ========================================================= */
.stack {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gutter);
}
@media (max-width: 900px) { .stack { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .stack { grid-template-columns: 1fr; } }
.stack__item {
  padding: 1.25rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.stack__item h4 {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
  font-weight: 600;
}
.stack__item p {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--ink);
  letter-spacing: -0.01em;
  margin: 0;
}

/* =========================================================
   Anti-list (what we don't do)
   ========================================================= */
.anti-list { display: grid; gap: 0; }
.anti-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.2rem 0;
  border-top: 1px solid var(--rule);
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  letter-spacing: -0.01em;
  color: var(--ink);
}
.anti-list li:last-child { border-bottom: 1px solid var(--rule); }
.anti-list li::before {
  content: "✕";
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  margin-top: .3rem;
}

/* =========================================================
   Form
   ========================================================= */
.form {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 3rem);
}
.form__row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }
.field {
  display: flex; flex-direction: column;
  gap: .5rem;
  margin-bottom: 1.25rem;
}
.field label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--mist);
  font-weight: 600;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: .9rem 1rem;
  background: var(--cream);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  color: var(--ink);
  transition: border-color var(--d-fast) var(--ease), background var(--d-fast) var(--ease);
}
.field textarea { min-height: 140px; resize: vertical; font-family: var(--font-body); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--paper);
}
.field--invalid input, .field--invalid textarea, .field--invalid select {
  border-color: var(--accent-deep);
}
.field__error {
  display: none;
  font-size: var(--fs-xs);
  color: var(--accent-deep);
}
.field--invalid .field__error { display: block; }

.form__submit {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: .5rem;
}
.form__notice {
  font-size: var(--fs-xs);
  color: var(--mist);
  max-width: 32ch;
}
.form-success {
  display: none;
  padding: 1.2rem;
  background: rgba(196, 69, 45, 0.10);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: var(--ink);
  margin-bottom: 1.5rem;
}
.form-success.is-visible { display: block; }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-card {
  padding: 2rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background: var(--paper);
  margin-bottom: 1.5rem;
}
.contact-card h3 {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  font-weight: 600;
}
.contact-card .big {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-xl);
  color: var(--ink);
  letter-spacing: -0.01em;
}
.contact-card .guarantee {
  background: var(--ink);
  color: var(--cream);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin-top: -.5rem;
}
.contact-card .guarantee strong { color: var(--accent-light); display: block; margin-bottom: .5rem; font-family: var(--font-display); font-style: italic; font-size: var(--fs-xl); }
.contact-card .guarantee p { color: rgba(244, 239, 230, 0.82); font-size: var(--fs-sm); margin: 0; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  background: var(--ink);
  color: var(--cream);
  padding-block: clamp(3rem, 6vw, 5rem);
  margin-top: 5rem;
}
.site-footer .brand { color: var(--cream); }
.site-footer .brand strong { color: var(--cream); }
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: var(--gutter);
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(244, 239, 230, 0.12);
}
@media (max-width: 800px) { .footer__top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer__top { grid-template-columns: 1fr; } }
.site-footer h4 {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 1rem;
}
.site-footer ul { display: grid; gap: .55rem; }
.site-footer ul a {
  color: rgba(244, 239, 230, 0.72);
  font-size: var(--fs-sm);
  transition: color var(--d-fast) var(--ease);
}
.site-footer ul a:hover { color: var(--accent-light); }
.footer__brand p { color: rgba(244, 239, 230, 0.72); font-size: var(--fs-sm); margin-top: 1rem; max-width: 32ch; }
.footer__bottom {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--fs-xs);
  color: rgba(244, 239, 230, 0.45);
  letter-spacing: 0.04em;
}

/* =========================================================
   Sticky mobile CTA
   ========================================================= */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 1rem; left: 1rem; right: 1rem;
  z-index: 40;
  padding: .9rem 1.2rem;
  background: var(--accent);
  color: var(--cream);
  border-radius: 999px;
  font-weight: 600;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  box-shadow: 0 12px 30px -12px rgba(196, 69, 45, .55), 0 0 0 1px rgba(19, 19, 16, .15);
}
.sticky-cta::after { content: "→"; font-family: var(--font-display); font-size: 1.3em; }
@media (max-width: 700px) { .sticky-cta { display: flex; } }

/* =========================================================
   Reveal animations
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--d-slow) var(--ease), transform var(--d-slow) var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; }
}

/* =========================================================
   Utilities
   ========================================================= */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.text-balance { text-wrap: balance; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }

/* ============ PROMO BAR (countdown offre de lancement) ============ */
.promo-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 49;
  height: var(--promo-h);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 0 var(--gutter);
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  transition: background var(--d-fast) var(--ease);
}
.promo-bar:hover { background: var(--ink-2); }
.promo-bar__lead strong { color: var(--accent-light); font-weight: 600; }
.promo-bar__dot { color: var(--mist-2); }
.promo-bar__msg { color: var(--cream); }
.promo-bar__count { font-variant-numeric: tabular-nums; }
.promo-bar__count b { color: var(--accent-light); font-weight: 600; }
.promo-bar__u { color: var(--mist-2); margin: 0 .3rem 0 .08rem; }
.promo-bar__go {
  font-weight: 600; color: var(--cream);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
}
.promo-bar:hover .promo-bar__go { color: var(--accent-light); }
@media (max-width: 620px) {
  .promo-bar { font-size: var(--fs-xs); gap: .35rem; padding: 0 .9rem; }
  .promo-bar__leadtext, .promo-bar__dot, .promo-bar__msg, .promo-bar__s { display: none; }
}