/* ============================================================
   Six and See — Stylesheet v2 (refonte charte graphique)
   Typographie serif élégante + palette affinée + layout aéré
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Crimson+Pro:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* === Palette === */
  --teal: #2F7A93;
  --teal-dark: #1F5A6F;
  --teal-light: #D9E8EE;
  --teal-bg: #F0F6F8;

  --mauve: #6C5C76;
  --mauve-dark: #4A3D5E;
  --mauve-darker: #2E2540;
  --mauve-light: #DCD5E2;
  --mauve-bg: #F2EFF4;

  --white: #FFFFFF;
  --cream: #FAFAF7;
  --paper: #F5F4F0;
  --charcoal: #1E1E22;
  --charcoal-soft: #3A3A40;
  --grey-200: #EAEAE8;
  --grey-300: #D5D5D2;
  --grey-500: #8A8A86;
  --grey-700: #4D4D4A;

  /* === Typographie === */
  --font-serif: 'Crimson Pro', 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* === Layout === */
  --container: 1240px;
  --container-narrow: 820px;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(30,30,34,.06);
  --shadow: 0 8px 24px rgba(30,30,34,.08);
  --shadow-lg: 0 20px 50px rgba(30,30,34,.10);

  --space-2: .5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 5rem;
  --space-8: 7rem;
}

/* === Reset === */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--charcoal-soft);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration: none; transition: color .15s; }
a:hover { color: var(--teal-dark); }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--teal); color: var(--white); }

/* === Layout === */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.container--narrow { max-width: var(--container-narrow); }

section { padding: var(--space-7) 0; }
@media (max-width: 768px) { section { padding: var(--space-6) 0; } }

/* === Typography === */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.15;
  color: var(--charcoal);
  letter-spacing: -.01em;
}
h1 { font-size: clamp(2.6rem, 5.2vw, 4.4rem); margin-bottom: 1.5rem; letter-spacing: -.02em; }
h2 { font-size: clamp(2rem, 3.8vw, 3rem); margin-bottom: 1.25rem; letter-spacing: -.015em; }
h3 { font-size: 1.5rem; margin-bottom: .75rem; font-weight: 600; }
h4 { font-size: 1.1rem; margin-bottom: .5rem; font-family: var(--font-sans); font-weight: 600; letter-spacing: .02em; }

h1 em, h1 .accent, h2 em, h2 .accent { font-style: normal; color: var(--teal); }
h1 .accent--mauve, h2 .accent--mauve { color: var(--mauve); }
h1 span:not(.accent):not(.eyebrow), h2 span:not(.accent) { color: var(--teal); font-style: italic; }

p {
  margin-bottom: 1rem;
  color: var(--charcoal-soft);
  font-size: 1.02rem;
  line-height: 1.75;
}
.lead { font-size: 1.18rem; color: var(--charcoal-soft); line-height: 1.65; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

/* === Header / Nav === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--grey-200);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 0;
}
.nav__logo { display: flex; align-items: center; }
.nav__logo img { height: 42px; width: auto; }
.nav__menu { display: flex; gap: 2rem; align-items: center; list-style: none; }
.nav__menu a {
  color: var(--charcoal-soft);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: .92rem;
  position: relative;
  padding: .35rem 0;
}
.nav__menu a:hover { color: var(--teal); }
.nav__menu a.is-active { color: var(--teal); }
.nav__menu a.is-active::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--teal);
}
.nav__cta {
  background: var(--mauve-darker);
  color: var(--white) !important;
  padding: .8rem 1.4rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.nav__cta:hover { background: var(--mauve-dark); color: var(--white) !important; }
.nav__cta::after { content: '→'; font-size: 1.1em; }
.nav__burger { display: none; background: none; border: none; padding: .5rem; }
.nav__burger span { display: block; width: 24px; height: 2px; background: var(--charcoal); margin: 5px 0; transition: all .25s; }

@media (max-width: 1024px) {
  .nav__menu {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); flex-direction: column; padding: 1.5rem; gap: 1rem;
    border-bottom: 1px solid var(--grey-200); box-shadow: var(--shadow);
  }
  .nav__menu.is-open { display: flex; }
  .nav__burger { display: block; }
  .nav__cta { align-self: stretch; text-align: center; justify-content: center; }
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .95rem 1.8rem;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: .95rem;
  border: 1.5px solid transparent;
  text-align: center;
  transition: all .2s;
  cursor: pointer;
  white-space: nowrap;
}
.btn::after { content: '→'; font-size: 1.05em; transition: transform .2s; }
.btn:hover::after { transform: translateX(3px); }

.btn--primary { background: var(--teal); color: var(--white); }
.btn--primary:hover { background: var(--teal-dark); color: var(--white); }

.btn--dark { background: var(--mauve-darker); color: var(--white); }
.btn--dark:hover { background: var(--mauve-dark); color: var(--white); }

.btn--outline { background: transparent; color: var(--teal); border-color: var(--teal); }
.btn--outline:hover { background: var(--teal); color: var(--white); }

.btn--lg { padding: 1.1rem 2rem; font-size: 1rem; }
.btn--no-arrow::after { content: none; }

.btn-group { display: flex; gap: 1rem; flex-wrap: wrap; }

/* === Hero === */
.hero {
  padding: var(--space-7) 0 var(--space-7);
  position: relative;
  overflow: hidden;
  background: var(--white);
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero__title {
  font-size: clamp(2.6rem, 5.5vw, 4.6rem);
  line-height: 1.1;
  font-weight: 500;
  margin-bottom: 2rem;
  color: var(--charcoal);
}
.hero__title em, .hero__title .accent {
  font-style: italic;
  color: var(--teal);
  font-weight: 500;
}
.hero__title .accent--mauve {
  font-style: italic;
  color: var(--mauve);
  font-weight: 500;
}
.hero__lead {
  font-size: 1.08rem;
  color: var(--grey-700);
  margin-bottom: 2.5rem;
  max-width: 540px;
  line-height: 1.7;
}
.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__visual { position: relative; min-height: 420px; }
.hero__visual svg { max-width: 100%; height: auto; }

@media (max-width: 1000px) {
  .hero__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__visual { order: -1; min-height: 280px; }
  .hero__visual svg { max-width: 360px; margin: 0 auto; }
}

/* === Sections === */
.section--paper { background: var(--paper); }
.section--cream { background: var(--cream); }
.section--mauve { background: var(--mauve-darker); color: var(--white); }
.section--mauve h2, .section--mauve h3 { color: var(--white); }
.section--mauve p { color: rgba(255,255,255,.82); }
.section--teal-bg { background: var(--teal-bg); }

.section-head { max-width: 760px; margin-bottom: var(--space-6); }
.section-head--center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head h2 { margin-bottom: 1rem; }
.section-head p { font-size: 1.1rem; color: var(--grey-700); }

/* === Service cards (refonte) === */
.services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
@media (max-width: 1024px) { .services { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .services { grid-template-columns: 1fr; } }

.service {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: all .25s ease;
  position: relative;
}
.service:hover {
  border-color: var(--teal);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.service__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--teal-light);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.service:nth-child(even) .service__icon { background: var(--mauve-light); color: var(--mauve); }
.service__icon svg { width: 26px; height: 26px; stroke-width: 1.5; }
.service h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: .75rem;
  color: var(--charcoal);
}
.service p {
  font-size: .95rem;
  color: var(--grey-700);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}
.service__link {
  font-family: var(--font-sans);
  font-size: .9rem;
  font-weight: 500;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}
.service__link::after { content: '→'; transition: transform .2s; }
.service__link:hover::after { transform: translateX(3px); }

/* === Approach (3 numbered steps connected) === */
.approach {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 4rem;
  align-items: start;
}
@media (max-width: 900px) { .approach { grid-template-columns: 1fr; gap: 2rem; } }
.approach__intro { padding-top: 1rem; }
.approach__intro .eyebrow { margin-bottom: 1rem; }
.approach__intro h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
.approach__steps {
  position: relative;
}
.approach__line {
  position: absolute;
  top: 22px;
  left: 22px;
  right: 22px;
  height: 1px;
  background: var(--grey-300);
  z-index: 0;
}
.approach__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
  z-index: 1;
}
@media (max-width: 600px) { .approach__grid { grid-template-columns: 1fr; gap: 1.5rem; } .approach__line { display: none; } }
.approach__step {}
.approach__num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 1.25rem;
}
.approach__step:nth-child(2) .approach__num { background: var(--mauve); }
.approach__step:nth-child(3) .approach__num { background: var(--mauve-darker); }
.approach__step h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: .5rem;
}
.approach__step p {
  font-size: .95rem;
  color: var(--grey-700);
  line-height: 1.65;
}

/* === Approach 4 steps (méthode page) === */
.steps4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
@media (max-width: 900px) { .steps4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps4 { grid-template-columns: 1fr; } }
.step4 { padding: 1.75rem; background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--grey-200); transition: all .25s; }
.step4:hover { border-color: var(--teal); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.step4__num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--teal);
  line-height: 1;
  margin-bottom: 1rem;
}
.step4:nth-child(2) .step4__num { color: var(--mauve); }
.step4:nth-child(3) .step4__num { color: var(--mauve-darker); }
.step4:nth-child(4) .step4__num { color: var(--teal-dark); }
.step4 h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: .5rem;
}
.step4 p { font-size: .95rem; color: var(--grey-700); line-height: 1.6; margin-bottom: 0; }

/* === Realizations / Cas clients === */
.realizations {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
@media (max-width: 1024px) { .realizations { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .realizations { grid-template-columns: 1fr; } }

.realization {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  color: var(--white);
  background: var(--teal);
  transition: transform .3s ease;
}
.realization:hover { transform: translateY(-4px); color: var(--white); }
.realization:nth-child(2) { background: var(--mauve); }
.realization:nth-child(3) { background: var(--mauve-darker); }
.realization:nth-child(4) { background: var(--charcoal); }
.realization::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, transparent 50%, rgba(0,0,0,.4) 100%);
  z-index: 0;
}
.realization__brand {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.realization__brand small {
  font-family: var(--font-sans);
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .15em;
  text-transform: uppercase;
  opacity: .85;
  display: block;
  margin-bottom: .25rem;
}
.realization__meta {
  position: relative;
  z-index: 1;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.3);
}
.realization__category {
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: .35rem;
  opacity: .9;
}
.realization__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: .25rem;
}
.realization__subtitle {
  font-family: var(--font-sans);
  font-size: .85rem;
  opacity: .8;
}

/* === Clients logo bar === */
.clients-bar {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  align-items: center;
  gap: 0;
  padding: 1rem 0;
}
@media (max-width: 1024px) { .clients-bar { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .clients-bar { grid-template-columns: repeat(2, 1fr); } }
.clients-bar__item {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 500;
  color: var(--charcoal);
  text-align: center;
  padding: 1.25rem 1rem;
  border-right: 1px solid var(--grey-200);
  letter-spacing: .04em;
  line-height: 1.2;
}
.clients-bar__item:last-child { border-right: none; }
.clients-bar__item small {
  display: block;
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--grey-500);
  margin-top: .2rem;
}
.clients-label {
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 600;
  color: var(--grey-500);
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

/* === KPIs === */
.kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  text-align: center;
}
@media (max-width: 768px) { .kpis { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }
.kpi__value {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 500;
  color: var(--white);
  line-height: 1;
}
.kpi__label {
  font-family: var(--font-sans);
  font-size: .92rem;
  color: rgba(255,255,255,.78);
  margin-top: .5rem;
}

/* === CTA Banner === */
.cta-banner {
  background: var(--mauve-darker);
  color: var(--white);
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}
.cta-banner::before, .cta-banner::after {
  content: '';
  position: absolute;
  background: var(--teal);
  opacity: .15;
}
.cta-banner::before { width: 200px; height: 200px; right: -50px; top: -50px; transform: rotate(45deg); }
.cta-banner::after { width: 100px; height: 100px; right: 200px; bottom: -30px; transform: rotate(45deg); background: var(--mauve); opacity: .3; }
.cta-banner__inner {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 2rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
@media (max-width: 900px) { .cta-banner__inner { grid-template-columns: 1fr; gap: 1.5rem; text-align: left; } }
.cta-banner__title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 500;
  color: var(--white);
  line-height: 1.2;
}
.cta-banner__lead { color: rgba(255,255,255,.85); font-size: 1rem; margin: 0; }
.cta-banner .btn { background: var(--teal); color: var(--white); border: none; }
.cta-banner .btn:hover { background: var(--teal-dark); }

/* === FAQ === */
.faq details {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius);
  margin-bottom: .6rem;
  transition: border-color .2s;
}
.faq details[open] { border-color: var(--teal); }
.faq summary {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--charcoal);
  list-style: none;
  position: relative;
  padding-right: 3rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--teal);
  font-weight: 400;
  transition: transform .25s;
  font-family: var(--font-sans);
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__body { padding: 0 1.5rem 1.5rem; color: var(--grey-700); font-size: .98rem; line-height: 1.7; }
.faq__body p:last-child { margin-bottom: 0; }

/* === Testimonial / Quote === */
.quote {
  padding: 0;
  background: transparent;
  border-left: 2px solid var(--teal);
  padding-left: 2rem;
  margin: 2rem 0;
}
.quote p {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--charcoal);
  margin-bottom: 1rem;
  line-height: 1.4;
}
.quote__author {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--mauve);
  font-size: .92rem;
}
.quote__role { color: var(--grey-500); font-size: .85rem; font-weight: 400; }

/* === Breadcrumb === */
.breadcrumb {
  font-family: var(--font-sans);
  font-size: .85rem;
  color: var(--grey-500);
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--grey-200);
  background: var(--white);
}
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.breadcrumb li::after { content: '›'; margin-left: .5rem; color: var(--grey-300); }
.breadcrumb li:last-child::after { content: none; }
.breadcrumb a { color: var(--grey-700); }
.breadcrumb [aria-current="page"] { color: var(--charcoal); font-weight: 500; }

/* === Article === */
.article-body {
  font-family: var(--font-sans);
  font-size: 1.08rem;
  line-height: 1.85;
  max-width: 720px;
  margin: 0 auto;
  color: var(--charcoal-soft);
}
.article-body h2 { font-family: var(--font-serif); margin-top: 3rem; margin-bottom: 1.25rem; font-size: 2rem; color: var(--charcoal); }
.article-body h3 { font-family: var(--font-serif); margin-top: 2rem; margin-bottom: .75rem; font-size: 1.4rem; color: var(--charcoal); font-weight: 600; }
.article-body p { margin-bottom: 1.3rem; color: var(--charcoal-soft); }
.article-body ul, .article-body ol { margin: 0 0 1.3rem 1.5rem; }
.article-body li { margin-bottom: .45rem; color: var(--charcoal-soft); }
.article-body blockquote {
  border-left: 2px solid var(--teal);
  padding: 0 0 0 1.5rem;
  margin: 2rem 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--charcoal);
  line-height: 1.4;
}
.article-meta { font-family: var(--font-sans); color: var(--grey-500); font-size: .9rem; margin-bottom: 2rem; }

/* === Forms === */
.form { display: grid; gap: 1.25rem; max-width: 540px; }
.form__group { display: grid; gap: .35rem; }
.form label { font-family: var(--font-sans); font-weight: 500; font-size: .88rem; color: var(--charcoal); }
.form input, .form textarea, .form select {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: .85rem 1rem;
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--charcoal);
  transition: border-color .2s, box-shadow .2s;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(47,122,147,.12);
}
.form textarea { min-height: 130px; resize: vertical; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }
.form__check { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--grey-700); }
.form__check input { width: auto; margin-top: .25rem; }

/* === Footer === */
.site-footer {
  background: var(--mauve-darker);
  color: rgba(255,255,255,.78);
  padding: 4rem 0 1.5rem;
}
.site-footer a { color: rgba(255,255,255,.78); }
.site-footer a:hover { color: var(--white); }
.site-footer h4 {
  font-family: var(--font-sans);
  color: var(--white);
  margin-bottom: 1.1rem;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.3fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
@media (max-width: 1024px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__brand img {
  max-height: 50px;
  filter: brightness(0) invert(1);
  margin-bottom: 1rem;
}
.footer__brand p { color: rgba(255,255,255,.7); font-size: .92rem; line-height: 1.6; }
.footer__nav { list-style: none; }
.footer__nav li { margin-bottom: .55rem; font-size: .9rem; }
.footer__contact-line { margin-bottom: .35rem; font-size: .9rem; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .82rem;
  color: rgba(255,255,255,.5);
}
.footer__qualiopi {
  display: inline-block;
  padding: .25rem .6rem;
  background: rgba(255,255,255,.08);
  border-radius: 3px;
  font-size: .75rem;
  color: rgba(255,255,255,.85);
  margin-top: .5rem;
}

/* === Geometric decorations (hero illustration) === */
.geo-shapes {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 420px;
}
.geo-shape {
  position: absolute;
}
.dots-pattern {
  position: absolute;
  width: 120px;
  height: 120px;
  background-image: radial-gradient(circle, var(--teal) 1.2px, transparent 1.5px);
  background-size: 14px 14px;
  opacity: .4;
}

/* === Utility === */
.text-center { text-align: center; }
.mt-3 { margin-top: 1rem; } .mt-5 { margin-top: 2rem; } .mt-7 { margin-top: 4rem; }
.mb-0 { margin-bottom: 0; } .mb-3 { margin-bottom: 1rem; }

/* === Checklist === */
.checklist { list-style: none; padding: 0; }
.checklist li {
  position: relative; padding-left: 2.25rem; margin-bottom: .65rem;
  font-size: 1rem; color: var(--charcoal-soft);
}
.checklist li::before {
  content: ''; position: absolute; left: 0; top: .25rem;
  width: 22px; height: 22px;
  background: var(--teal);
  border-radius: 50%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'><path d='M13.485 1.929a1 1 0 0 1 0 1.414l-7 7a1 1 0 0 1-1.414 0l-3-3a1 1 0 1 1 1.414-1.414L5.778 8.222l6.293-6.293a1 1 0 0 1 1.414 0z'/></svg>");
  background-repeat: no-repeat; background-position: center; background-size: 14px;
}

/* === Tags === */
.tag {
  display: inline-block;
  padding: .3rem .75rem;
  background: var(--teal-bg);
  color: var(--teal-dark);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.tag--mauve { background: var(--mauve-bg); color: var(--mauve-dark); }

/* === Grid utilities === */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

/* === Two-col === */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 2rem; } }

/* === Card (legacy compat - used in some pages) === */
.card {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all .25s;
}
.card:hover { border-color: var(--teal); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.card h3 { font-family: var(--font-serif); font-weight: 500; color: var(--charcoal); }
.card--mauve { border-color: var(--mauve-light); }
.card--mauve:hover { border-color: var(--mauve); }
.card--mauve h3 { color: var(--mauve-darker); }

.card__icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--teal-light); color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.card__icon svg { width: 24px; height: 24px; stroke-width: 1.5; }
.card--mauve .card__icon { background: var(--mauve-light); color: var(--mauve); }

/* === Tone block (logo homage) === */
.tone-block { display: inline-flex; vertical-align: middle; height: 6px; width: 40px; border-radius: 1px; overflow: hidden; margin-right: .6rem; }
.tone-block span:first-child { flex: 1; background: var(--teal); }
.tone-block span:last-child { flex: 1; background: var(--mauve); }

/* === Skip link === */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--teal); color: var(--white);
  padding: .75rem 1rem; z-index: 9999;
}
.skip-link:focus { left: 1rem; top: 1rem; }
.cta-banner .btn { background: var(--teal); color: var(--white); border: none; }
.cta-banner .btn:hover { background: var(--teal-dark); }

/* === FAQ === */
.faq details {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius);
  margin-bottom: .6rem;
  transition: border-color .2s;
}
.faq details[open] { border-color: var(--teal); }
.faq summary {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--charcoal);
  list-style: none;
  position: relative;
  padding-right: 3rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--teal);
  font-weight: 400;
  transition: transform .25s;
  font-family: var(--font-sans);
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__body { padding: 0 1.5rem 1.5rem; color: var(--grey-700); font-size: .98rem; line-height: 1.7; }
.faq__body p:last-child { margin-bottom: 0; }

/* === Quote === */
.quote {
  padding: 0;
  background: transparent;
  border-left: 2px solid var(--teal);
  padding-left: 2rem;
  margin: 2rem 0;
}
.quote p {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--charcoal);
  margin-bottom: 1rem;
  line-height: 1.4;
}
.quote__author { font-family: var(--font-sans); font-weight: 600; color: var(--mauve); font-size: .92rem; }
.quote__role { color: var(--grey-500); font-size: .85rem; font-weight: 400; }

/* === Breadcrumb === */
.breadcrumb {
  font-family: var(--font-sans);
  font-size: .85rem;
  color: var(--grey-500);
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--grey-200);
  background: var(--white);
}
.breadcrumb ol {
  list-style: none !important;
  padding-left: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: center;
}
.breadcrumb li { list-style: none; }
.breadcrumb li::after { content: '›'; margin-left: .5rem; color: var(--grey-300); }
.breadcrumb li:last-child::after { content: none; }
.breadcrumb a { color: var(--grey-700); }
.breadcrumb [aria-current="page"] { color: var(--charcoal); font-weight: 500; }

/* === Article === */
.article-body {
  font-family: var(--font-sans);
  font-size: 1.08rem;
  line-height: 1.85;
  max-width: 720px;
  margin: 0 auto;
  color: var(--charcoal-soft);
}
.article-body h2 { font-family: var(--font-serif); margin-top: 3rem; margin-bottom: 1.25rem; font-size: 2rem; color: var(--charcoal); }
.article-body h3 { font-family: var(--font-serif); margin-top: 2rem; margin-bottom: .75rem; font-size: 1.4rem; color: var(--charcoal); font-weight: 600; }
.article-body p { margin-bottom: 1.3rem; color: var(--charcoal-soft); }
.article-body ul, .article-body ol { margin: 0 0 1.3rem 1.5rem; }
.article-body li { margin-bottom: .45rem; color: var(--charcoal-soft); }
.article-body blockquote {
  border-left: 2px solid var(--teal);
  padding: 0 0 0 1.5rem;
  margin: 2rem 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--charcoal);
  line-height: 1.4;
}
.article-meta { font-family: var(--font-sans); color: var(--grey-500); font-size: .9rem; margin-bottom: 2rem; }

/* === Forms === */
.form { display: grid; gap: 1.25rem; max-width: 540px; }
.form__group { display: grid; gap: .35rem; }
.form label { font-family: var(--font-sans); font-weight: 500; font-size: .88rem; color: var(--charcoal); }
.form input, .form textarea, .form select {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: .85rem 1rem;
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--charcoal);
  transition: border-color .2s, box-shadow .2s;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(47,122,147,.12);
}
.form textarea { min-height: 130px; resize: vertical; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form__row { grid-template-columns: 1fr; } }
.form__check { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--grey-700); }
.form__check input { width: auto; margin-top: .25rem; }

/* === Footer === */
.site-footer {
  background: var(--mauve-darker);
  color: rgba(255,255,255,.78);
  padding: 4rem 0 1.5rem;
}
.site-footer a { color: rgba(255,255,255,.78); }
.site-footer a:hover { color: var(--white); }
.site-footer h4 {
  font-family: var(--font-sans);
  color: var(--white);
  margin-bottom: 1.1rem;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.3fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
@media (max-width: 1024px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer__grid { grid-template-columns: 1fr; } }
.footer__brand img {
  max-height: 50px;
  filter: brightness(0) invert(1);
  margin-bottom: 1rem;
}
.footer__brand p { color: rgba(255,255,255,.7); font-size: .92rem; line-height: 1.6; }
.footer__nav { list-style: none; padding: 0; }
.footer__nav li { margin-bottom: .55rem; font-size: .9rem; }
.footer__contact-line { margin-bottom: .35rem; font-size: .9rem; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .82rem;
  color: rgba(255,255,255,.5);
}
.footer__qualiopi {
  display: inline-block;
  padding: .25rem .6rem;
  background: rgba(255,255,255,.08);
  border-radius: 3px;
  font-size: .75rem;
  color: rgba(255,255,255,.85);
  margin-top: .5rem;
}

/* === Utility === */
.text-center { text-align: center; }
.mt-3 { margin-top: 1rem; } .mt-5 { margin-top: 2rem; } .mt-7 { margin-top: 4rem; }
.mb-0 { margin-bottom: 0; } .mb-3 { margin-bottom: 1rem; }

/* === Checklist === */
.checklist { list-style: none; padding: 0; }
.checklist li {
  position: relative; padding-left: 2.25rem; margin-bottom: .65rem;
  font-size: 1rem; color: var(--charcoal-soft);
}
.checklist li::before {
  content: ''; position: absolute; left: 0; top: .25rem;
  width: 22px; height: 22px;
  background: var(--teal);
  border-radius: 50%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'><path d='M13.485 1.929a1 1 0 0 1 0 1.414l-7 7a1 1 0 0 1-1.414 0l-3-3a1 1 0 1 1 1.414-1.414L5.778 8.222l6.293-6.293a1 1 0 0 1 1.414 0z'/></svg>");
  background-repeat: no-repeat; background-position: center; background-size: 14px;
}

/* === Tag === */
.tag {
  display: inline-block;
  padding: .3rem .75rem;
  background: var(--teal-bg);
  color: var(--teal-dark);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.tag--mauve { background: var(--mauve-bg); color: var(--mauve-dark); }

/* === Grid === */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

/* === Two-col === */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 2rem; } }

/* === Card === */
.card {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all .25s;
}
.card:hover { border-color: var(--teal); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.card h3 { font-family: var(--font-serif); font-weight: 500; color: var(--charcoal); margin-bottom: .75rem; }
.card--mauve { border-color: var(--mauve-light); }
.card--mauve:hover { border-color: var(--mauve); }
.card--mauve h3 { color: var(--mauve-darker); }
.card__icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--teal-light); color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.card__icon svg { width: 24px; height: 24px; stroke-width: 1.5; }
.card--mauve .card__icon { background: var(--mauve-light); color: var(--mauve); }

/* === Tone block === */
.tone-block { display: inline-flex; vertical-align: middle; height: 6px; width: 40px; border-radius: 1px; overflow: hidden; margin-right: .6rem; }
.tone-block span:first-child { flex: 1; background: var(--teal); }
.tone-block span:last-child { flex: 1; background: var(--mauve); }

/* === Skip link === */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--teal); color: var(--white);
  padding: .75rem 1rem; z-index: 9999;
}
.skip-link:focus { left: 1rem; top: 1rem; }