/* =========================================================
   L'IA dans ton quotidien de DAF
   Direction visuelle : Lait & Bleu Profond
   ========================================================= */

/* --- Reset minimal --- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, p, ul, ol, li, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; background: none; border: 0; cursor: pointer; color: inherit; }
img, svg { display: block; max-width: 100%; }

/* --- Tokens --- */
:root {
  /* Palette */
  --cream:        #F6F1E7;
  --cream-soft:   #F0EADC;
  --ink:          #1B233A;
  --ink-deep:     #141A2E;
  --ink-soft:     #2A3350;
  --milk:         #F0E9DC;
  --brass:        #B08D57;
  --brass-soft:   #C9A878;
  --brass-deep:   #8E6F3E;
  --muted:        #6B7280;
  --muted-light:  #9CA3AF;
  --hairline:     rgba(27, 35, 58, 0.12);
  --hairline-dark: rgba(240, 233, 220, 0.14);

  /* Typography */
  --font-display: 'Fraunces', 'Times New Roman', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Fluid type scale */
  --fs-hero:    clamp(2.75rem, 6.5vw + 0.5rem, 5.75rem);
  --fs-h2:      clamp(2.25rem, 3.5vw + 0.5rem, 3.75rem);
  --fs-lead:    clamp(1.125rem, 0.8vw + 0.95rem, 1.5rem);
  --fs-body:    clamp(1rem, 0.3vw + 0.95rem, 1.125rem);
  --fs-small:   0.875rem;
  --fs-kicker:  0.78rem;
  --fs-num:     clamp(2.25rem, 4vw + 0.5rem, 4rem);

  /* Spacing */
  --section-y:  clamp(5rem, 10vw, 9rem);
  --gap-lg:     clamp(2rem, 4vw, 4rem);
  --gap-md:     clamp(1.25rem, 2vw, 2rem);
  --gap-sm:     1rem;

  /* Layout */
  --container:  78rem;
  --narrow:     46rem;
  --pad-x:      clamp(1.5rem, 5vw, 4rem);

  /* Motion */
  --ease:       cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast:   220ms;
  --dur-med:    520ms;
  --dur-slow:   900ms;
}

/* --- Base --- */
html {
  font-family: var(--font-body);
  font-size: 17px;
  color: var(--ink);
  background: var(--cream);
}
body {
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: var(--brass); color: var(--cream); }

/* --- Skip link --- */
.skip-link {
  position: absolute;
  left: -10000px;
  top: 1rem;
  background: var(--ink);
  color: var(--cream);
  padding: 0.5rem 1rem;
  font-size: var(--fs-small);
  z-index: 200;
}
.skip-link:focus { left: 1rem; }

/* =========================================================
   Top bar (always visible, minimal)
   ========================================================= */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem var(--pad-x);
  z-index: 100;
  pointer-events: none;
  transition: background-color var(--dur-med) var(--ease);
}
.topbar > * { pointer-events: auto; }
.topbar.is-scrolled {
  background: rgba(246, 241, 231, 0.82);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--hairline);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.75rem;
  font-family: var(--font-display);
  color: var(--ink);
  transition: opacity var(--dur-fast) var(--ease);
}
.wordmark:hover { opacity: 0.75; }
.wordmark__mark {
  font-style: italic;
  font-weight: 500;
  font-size: 1.5rem;
  color: var(--brass);
  letter-spacing: -0.02em;
  line-height: 1;
}
.wordmark__label {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.wordmark__sep { color: var(--brass); margin: 0 0.4em; }

/* Menu toggle */
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  background: rgba(246, 241, 231, 0.9);
  border: 1px solid var(--hairline);
  border-radius: 999px;
}
.menu-toggle span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* =========================================================
   Side nav (desktop right rail)
   ========================================================= */
.side-nav {
  position: fixed;
  top: 50%;
  right: 2rem;
  transform: translateY(-50%);
  z-index: 90;
  max-height: 80vh;
  overflow: hidden;
}
.side-nav__inner {
  padding: 0.5rem 0;
}
.side-nav__title {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.85rem;
  padding-left: 0.5rem;
}
.side-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.side-nav__list a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--muted);
  transition: color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
  position: relative;
}
.side-nav__list .num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 0.78rem;
  color: var(--muted-light);
  width: 1.4rem;
  transition: color var(--dur-fast) var(--ease);
}
.side-nav__list .label {
  font-weight: 500;
  letter-spacing: 0.01em;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
  white-space: nowrap;
}
.side-nav:hover .label,
.side-nav__list a:focus-visible .label {
  opacity: 1;
  transform: none;
}
.side-nav__list a:hover { color: var(--ink); }
.side-nav__list a:hover .num { color: var(--brass); }

.side-nav__list a.is-active {
  color: var(--ink);
}
.side-nav__list a.is-active .num { color: var(--brass); font-weight: 600; }
.side-nav__list a.is-active::before {
  content: '';
  position: absolute;
  left: -10px;
  top: 50%;
  width: 6px;
  height: 1px;
  background: var(--brass);
  transform: translateY(-50%);
}

/* =========================================================
   Sections — base
   ========================================================= */
.section {
  position: relative;
  padding: var(--section-y) var(--pad-x);
}
.section__inner {
  max-width: var(--container);
  margin: 0 auto;
}
.section__inner--narrow { max-width: var(--narrow); }
.section__head--narrow { max-width: var(--narrow); margin: 0 auto; }

.section__num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: var(--fs-num);
  color: var(--brass);
  line-height: 1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-h2);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 1.5rem;
}
.section__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--brass);
}
.section__lead {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--fs-lead);
  line-height: 1.4;
  color: var(--ink-soft);
  margin-bottom: 2.5rem;
  max-width: 36rem;
  letter-spacing: -0.005em;
}
.period { color: var(--brass); }

.prose p { margin-bottom: 1.15em; max-width: 38rem; }
.prose p:last-child { margin-bottom: 0; }
.prose em { font-style: italic; color: var(--ink); font-weight: 500; }

.kicker {
  font-family: var(--font-body);
  font-size: var(--fs-kicker);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: var(--brass);
}
.kicker-sep { color: var(--brass-soft); margin: 0 0.4em; }

/* Soft variant (lighter background block) */
.section--soft { background: var(--cream-soft); }

/* Dark variant */
.section--dark {
  background: var(--ink);
  color: var(--milk);
}
.section--dark .section__title { color: var(--milk); }
.section--dark .section__title em { color: var(--brass-soft); }
.section--dark .section__lead { color: rgba(240, 233, 220, 0.74); }
.section--dark .section__num { color: var(--brass-soft); }
.section--dark .period { color: var(--brass-soft); }
.section--dark .prose em { color: var(--milk); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: clamp(7rem, 14vh, 10rem) var(--pad-x) clamp(4rem, 10vh, 7rem);
  overflow: hidden;
}
.hero__inner {
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
}
.hero .kicker {
  display: inline-block;
  margin-bottom: clamp(1.5rem, 4vh, 2.5rem);
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 0.1s forwards;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-hero);
  line-height: 0.98;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin-bottom: clamp(2rem, 5vh, 3rem);
}
.hero__title .line {
  display: block;
  overflow: hidden;
}
.hero__title .line__inner {
  display: inline-block;
  transform: translateY(105%);
  animation: line-rise 1.1s var(--ease-out) forwards;
}
.hero__title .line:nth-child(1) .line__inner { animation-delay: 0.25s; }
.hero__title .line:nth-child(2) .line__inner { animation-delay: 0.4s; }
.hero__title .period { color: var(--brass); }

.hero__lead {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.35rem, 1.5vw + 0.95rem, 2rem);
  line-height: 1.35;
  color: var(--ink-soft);
  margin-bottom: 2rem;
  max-width: 42rem;
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 0.85s forwards;
}
.hero__body {
  font-size: var(--fs-body);
  color: var(--ink-soft);
  max-width: 34rem;
  line-height: 1.7;
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 1.05s forwards;
}
.hero__scroll {
  position: absolute;
  bottom: 2.25rem;
  left: var(--pad-x);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
  animation: fade-up 1s var(--ease-out) 1.3s forwards;
}
.hero__scroll-line {
  width: 80px;
  height: 1px;
  background: var(--brass);
  transform-origin: left;
  animation: line-grow 2.4s var(--ease-out) 1.5s infinite;
}

@keyframes line-rise {
  to { transform: translateY(0); }
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes line-grow {
  0%   { transform: scaleX(0.2); opacity: 0.4; }
  50%  { transform: scaleX(1);   opacity: 1;   }
  100% { transform: scaleX(0.2); opacity: 0.4; transform-origin: right; }
}

/* =========================================================
   Quote / Rule grid
   ========================================================= */
.quote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2.5rem);
  line-height: 1.3;
  color: var(--ink);
  margin: 2.5rem 0 3rem;
  position: relative;
  letter-spacing: -0.01em;
}
.quote em { color: var(--brass); font-style: italic; font-weight: 400; }
.quote__mark {
  color: var(--brass);
  font-weight: 400;
  margin: 0 0.15em;
}

.rule-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--hairline);
  margin-bottom: 2.5rem;
}
.rule-grid__item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: baseline;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--hairline);
}
.rule-grid__verb {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.rule-grid__tool {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.rule-grid__sep { color: var(--brass); margin: 0 0.4em; }

.postscript {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 36rem;
}

/* =========================================================
   Role list (section 02)
   ========================================================= */
.role-list {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: 2.5rem;
  border-top: 1px solid var(--hairline);
}
.role-list li {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: baseline;
  padding: 1rem 0;
  border-bottom: 1px solid var(--hairline);
}
.role-list__role {
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
.role-list__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.4rem;
  color: var(--ink);
  letter-spacing: -0.015em;
}

/* =========================================================
   Fiches (section 04)
   ========================================================= */
.fiche {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(2rem, 5vw, 5rem);
  padding: clamp(3rem, 5vw, 4.5rem) 0;
  border-top: 1px solid var(--hairline);
  align-items: start;
}
.fiche:last-child { border-bottom: 1px solid var(--hairline); }
.fiche__head { position: sticky; top: 7rem; }
.fiche__role {
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 0.6rem;
}
.fiche__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 2.5vw + 1rem, 3rem);
  letter-spacing: -0.025em;
  color: var(--ink);
  line-height: 1;
}
.fiche__body p {
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 36rem;
  margin-bottom: 1rem;
}
.fiche__body em { font-style: italic; color: var(--ink); font-weight: 500; }
.fiche__meta {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}
.fiche__sep { color: var(--brass); margin: 0 0.45em; }

/* =========================================================
   Section 04 — head spacing
   ========================================================= */
#stack .section__head { margin-bottom: 3rem; }

/* =========================================================
   Cas grid (section 06)
   ========================================================= */
#cas .section__head { margin-bottom: 3rem; }
.cas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.cas {
  padding: clamp(2rem, 3vw, 2.75rem);
  background: var(--cream-soft);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease);
}
.cas:hover {
  transform: translateY(-2px);
  border-color: var(--brass-soft);
  box-shadow: 0 16px 48px -32px rgba(27, 35, 58, 0.35);
}
.cas__num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 2.5rem;
  color: var(--brass);
  line-height: 1;
  margin-bottom: 1.2rem;
}
.cas__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 1rem;
  letter-spacing: -0.015em;
}
.cas__body {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 1.5rem;
  flex: 1;
}
.cas__tool {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass);
  padding-top: 1rem;
  border-top: 1px solid var(--hairline);
}

/* =========================================================
   Timeline (section 07 — dark)
   ========================================================= */
.timeline {
  margin-top: 2.5rem;
  position: relative;
  padding-left: 0;
}
.timeline__item {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  padding: 1.4rem 0;
  border-top: 1px solid var(--hairline-dark);
  align-items: baseline;
}
.timeline__item:last-child { border-bottom: 1px solid var(--hairline-dark); }
.timeline__time {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.4rem;
  color: var(--brass-soft);
  letter-spacing: -0.01em;
  line-height: 1;
}
.timeline__text {
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--milk);
  letter-spacing: 0.005em;
}
.timeline__text strong { font-weight: 600; color: var(--milk); }
.timeline__text em {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 1.25rem;
  color: var(--brass-soft);
}
.timeline__item--close .timeline__text { padding-top: 0.5rem; }

/* =========================================================
   Features (section 08)
   ========================================================= */
#fonctions .section__head { margin-bottom: 3rem; }
.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-top: 1rem;
}
.feature {
  padding: clamp(1.75rem, 2.5vw, 2.25rem) 0;
  border-top: 1px solid var(--hairline);
}
.feature__host {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 0.8rem;
}
.feature__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 2rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 1rem;
  line-height: 1;
}
.feature__body {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 32rem;
}

/* =========================================================
   Tiers + Reflexes (section 09 — dark)
   ========================================================= */
#budget .section__head { margin-bottom: 3rem; }
.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 2rem);
  margin-bottom: 5rem;
}
.tier {
  padding: clamp(2rem, 3vw, 2.75rem);
  background: var(--ink-deep);
  border: 1px solid var(--hairline-dark);
  border-radius: 4px;
  transition: transform var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease);
}
.tier:hover {
  transform: translateY(-2px);
  border-color: var(--brass);
}
.tier__price {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.75rem, 3.5vw + 1rem, 4rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--milk);
  margin-bottom: 0.75rem;
}
.tier__unit {
  font-style: italic;
  font-weight: 300;
  color: var(--brass-soft);
  font-size: 0.65em;
  margin-left: 0.1em;
}
.tier__label {
  font-family: var(--font-body);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass-soft);
  margin-bottom: 1.2rem;
}
.tier__body {
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(240, 233, 220, 0.78);
}

.reflexes__intro {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.5rem, 2vw + 0.5rem, 2.25rem);
  color: var(--milk);
  margin-bottom: 2rem;
  letter-spacing: -0.01em;
}
.reflexes__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--hairline-dark);
}
.reflexes__list li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--hairline-dark);
}
.reflexes__num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--brass-soft);
  line-height: 1;
}
.reflexes__text {
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--milk);
}

/* =========================================================
   Days (section 10)
   ========================================================= */
.days {
  display: grid;
  grid-template-columns: 1fr;
  margin: 2.5rem 0 3rem;
  border-top: 1px solid var(--hairline);
}
.days li {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--hairline);
}
.days__day {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--brass);
  letter-spacing: -0.01em;
}
.days__action {
  font-size: 1.05rem;
  color: var(--ink);
  line-height: 1.5;
}
.closing {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.25rem, 1.5vw + 0.5rem, 1.7rem);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 38rem;
  letter-spacing: -0.005em;
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  background: var(--cream);
  border-top: 1px solid var(--hairline);
  padding: clamp(3rem, 6vw, 5rem) var(--pad-x);
}
.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.85rem;
}
.footer__signature {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: -0.005em;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.footer__name { font-style: italic; }
.footer__dot { color: var(--brass); }
.footer__company {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass);
}
.footer__contact {
  font-size: 0.95rem;
  color: var(--muted);
}
.footer__contact a {
  position: relative;
  display: inline-block;
  color: var(--ink);
  padding-bottom: 1px;
}
.footer__contact a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--brass);
  transform: scaleX(0.4);
  transform-origin: left;
  transition: transform var(--dur-med) var(--ease);
}
.footer__contact a:hover::after { transform: scaleX(1); }

.footer__mention {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.5rem;
}
.footer__sep { color: var(--brass); margin: 0 0.4em; }

/* =========================================================
   Reveal animations
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal:nth-child(2).is-visible { transition-delay: 0.05s; }
.reveal:nth-child(3).is-visible { transition-delay: 0.1s; }
.reveal:nth-child(4).is-visible { transition-delay: 0.15s; }
.reveal:nth-child(5).is-visible { transition-delay: 0.2s; }

/* Focus state */
:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 4px;
  border-radius: 2px;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1180px) {
  .side-nav { right: 1.5rem; }
}

@media (max-width: 960px) {
  .side-nav {
    position: fixed;
    inset: 0;
    transform: none;
    width: 100%;
    max-height: 100vh;
    background: var(--cream);
    padding: 5.5rem var(--pad-x) 3rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-med) var(--ease);
    overflow-y: auto;
    z-index: 95;
  }
  .side-nav.is-open {
    opacity: 1;
    pointer-events: auto;
  }
  .side-nav__inner { padding: 0; }
  .side-nav__title {
    font-size: 0.74rem;
    margin-bottom: 1.5rem;
  }
  .side-nav__list { gap: 0.15rem; }
  .side-nav__list a {
    padding: 0.8rem 0.5rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--hairline);
    border-radius: 0;
  }
  .side-nav__list .num {
    font-size: 1rem;
    width: 2rem;
  }
  .side-nav__list .label {
    opacity: 1;
    transform: none;
    font-size: 1rem;
  }
  .side-nav__list a.is-active::before { display: none; }
  .menu-toggle { display: flex; }

  .fiche {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    padding: 2.5rem 0;
  }
  .fiche__head { position: static; }
  .fiche__body p { max-width: none; }

  .cas-grid,
  .features,
  .tiers {
    grid-template-columns: 1fr;
  }

  .rule-grid__item,
  .role-list li,
  .days li,
  .reflexes__list li,
  .timeline__item {
    gap: 0.85rem;
  }
}

@media (max-width: 640px) {
  body { font-size: 16px; }

  .topbar { padding: 1rem var(--pad-x); }
  .wordmark__label { display: none; }

  .hero { min-height: auto; padding-top: 7rem; padding-bottom: 5rem; }
  .hero__scroll { display: none; }

  .timeline__item {
    grid-template-columns: 1fr;
    gap: 0.4rem;
    padding: 1.2rem 0;
  }
  .timeline__time { font-size: 1.15rem; }

  .rule-grid__item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
  .rule-grid__verb { font-size: 1.1rem; }

  .role-list li,
  .days li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
    padding: 1rem 0;
  }

  .reflexes__list li {
    grid-template-columns: 2rem 1fr;
    gap: 1rem;
  }

  .quote { font-size: 1.6rem; }
}

/* =========================================================
   Print
   ========================================================= */
@media print {
  .topbar, .side-nav, .menu-toggle, .hero__scroll, .skip-link { display: none !important; }
  body { background: #fff; color: #000; font-size: 11pt; }
  .section, .footer { padding: 1.5rem 0; }
  .section--dark { background: #fff !important; color: #000 !important; }
  .section--dark * { color: #000 !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .hero { min-height: auto; }
  .hero__title .line__inner { transform: none !important; animation: none !important; }
  a { color: #000; text-decoration: underline; }
  .cas, .tier { break-inside: avoid; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .hero__title .line__inner { transform: none; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}