/* =========================================
   BY Conseil — Site one-page
   Palette : navy + gold premium executive
   ========================================= */

:root {
  --navy: #0A1F44;
  --ink: #152A52;
  --gold: #C8A24B;
  --gold-light: #E5C870;
  --white: #FFFFFF;
  --off: #F7F8FA;
  --soft: #E5E9F0;
  --grey: #64748B;
  --dark: #0F172A;
  --line: #E2E8F0;

  --font-h: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-b: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --container: 1200px;
  --pad-x: clamp(1.25rem, 4vw, 2.5rem);
  --shadow-sm: 0 1px 2px rgba(10, 31, 68, 0.06), 0 2px 8px rgba(10, 31, 68, 0.04);
  --shadow-md: 0 2px 4px rgba(10, 31, 68, 0.08), 0 8px 24px rgba(10, 31, 68, 0.08);
  --shadow-lg: 0 4px 12px rgba(10, 31, 68, 0.12), 0 12px 40px rgba(10, 31, 68, 0.12);
  --radius: 8px;
}

/* =================== RESET =================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-b);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
a { color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

/* =================== NAV =================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease, padding .3s ease;
}
.nav.scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(10, 31, 68, 0.04);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 1rem; padding-bottom: 1rem;
}
.brand {
  display: inline-flex; align-items: baseline; gap: .5rem;
  text-decoration: none;
  font-family: var(--font-h);
  font-weight: 600;
}
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--navy); color: var(--gold);
  width: 2rem; height: 2rem; border-radius: 4px;
  font-size: .9rem; font-family: var(--font-b); font-weight: 700; letter-spacing: .05em;
}
.brand-name { color: var(--navy); letter-spacing: .14em; font-size: .95rem; font-family: var(--font-b); font-weight: 600; }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  text-decoration: none; color: var(--navy); font-weight: 500;
  font-size: .92rem; transition: color .2s;
  position: relative;
}
.nav-links a:not(.btn-mini)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 1px;
  width: 0; background: var(--gold); transition: width .25s ease;
}
.nav-links a:not(.btn-mini):hover::after { width: 100%; }
.nav-links a:hover { color: var(--gold); }

.btn-mini {
  background: var(--navy); color: var(--white) !important;
  padding: .55rem 1rem; border-radius: 4px;
  border: 1px solid var(--navy);
  transition: background .2s, color .2s;
  font-size: .88rem;
}
.btn-mini:hover { background: var(--gold); color: var(--navy) !important; border-color: var(--gold); }

.nav-toggle { display: none; }

/* =================== HERO =================== */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--navy);
  color: var(--white);
  display: flex; align-items: center;
  overflow: hidden;
  padding: 8rem 0 4rem;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(200, 162, 75, 0.15), transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(74, 144, 194, 0.10), transparent 50%);
  pointer-events: none;
}
.hero-dots {
  position: absolute; top: 4rem; right: var(--pad-x);
  width: 120px; height: 80px;
  background-image: radial-gradient(circle, rgba(200, 162, 75, 0.5) 2px, transparent 2px);
  background-size: 20px 20px;
}
.hero-inner {
  position: relative; z-index: 2;
  border-left: 2px solid var(--gold);
  padding-left: clamp(1.5rem, 4vw, 3rem);
  max-width: 980px;
}
.hero-mark {
  font-family: var(--font-b); font-weight: 700;
  color: var(--gold); letter-spacing: .35em;
  font-size: .9rem; margin-bottom: 1.5rem;
}
.hero-title {
  font-family: var(--font-h); font-style: italic; font-weight: 500;
  line-height: 1.05; margin: 0;
  font-size: clamp(2.4rem, 6.4vw, 5.5rem);
}
.hero-title .line-1 { display: block; color: var(--white); }
.hero-title .line-2 { display: block; color: var(--gold-light); font-weight: 700; }
.hero-tag {
  margin: 2rem 0 .5rem;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--white); letter-spacing: .02em;
}
.hero-sub {
  margin: 1rem 0 2.5rem;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1rem;
  line-height: 1.7;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.btn-primary {
  background: var(--gold); color: var(--navy);
  font-weight: 600; font-size: .95rem;
  padding: 1rem 1.75rem; border-radius: 4px;
  text-decoration: none;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: transform .2s, background .2s, box-shadow .2s;
  box-shadow: 0 4px 16px rgba(200, 162, 75, 0.25);
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(200, 162, 75, 0.35); }
.btn-ghost {
  color: var(--gold); text-decoration: none;
  padding: 1rem 0; font-weight: 500;
  transition: color .2s, transform .2s;
}
.btn-ghost:hover { color: var(--gold-light); transform: translateX(4px); }

.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  width: 28px; height: 44px;
  border: 1.5px solid var(--gold);
  border-radius: 14px;
  display: flex; justify-content: center; padding-top: 8px;
}
.hero-scroll span {
  width: 4px; height: 8px; background: var(--gold); border-radius: 2px;
  animation: scroll-down 2s infinite;
}
@keyframes scroll-down {
  0%   { opacity: 1; transform: translateY(0); }
  60%  { opacity: 0; transform: translateY(12px); }
  100% { opacity: 0; transform: translateY(12px); }
}

/* =================== SECTIONS =================== */
.section { padding: clamp(4rem, 9vw, 7rem) 0; position: relative; }
.section-light { background: var(--white); }
.section-dark { background: var(--navy); color: var(--white); }
.section-bordered { background: var(--off); }

.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  max-width: 800px;
}
.section-num {
  display: inline-block;
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.6rem; color: var(--gold);
  margin-bottom: .25rem;
}
.section-title {
  font-family: var(--font-h); font-weight: 700;
  font-size: clamp(1.8rem, 4.4vw, 3rem);
  color: var(--navy); margin: 0 0 1rem;
  line-height: 1.15;
}
.section-head-dark .section-title { color: var(--white); }
.section-rule {
  display: block; width: 50px; height: 3px;
  background: var(--gold); margin-top: .25rem;
}
.section-lead {
  margin-top: 1rem;
  color: var(--grey); font-size: 1.05rem; font-style: italic;
}
.section-lead-dark {
  margin-top: 1rem;
  color: var(--gold-light); font-size: 1.05rem; font-style: italic;
}
.section-takeaway {
  font-family: var(--font-h); font-style: italic; font-weight: 500;
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  color: var(--dark); text-align: center;
  margin-top: clamp(2rem, 4vw, 3rem);
  max-width: 920px; margin-left: auto; margin-right: auto;
  line-height: 1.5;
}
.section-takeaway strong { color: var(--navy); font-style: normal; font-family: var(--font-b); }
.section-takeaway.dark { color: rgba(255, 255, 255, 0.78); }
.section-takeaway.dark strong { color: var(--gold); }

/* =================== STATS / CONSTAT =================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.stat-card {
  background: var(--off);
  padding: 2.25rem 2rem;
  border-left: 4px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stat-num {
  font-family: var(--font-h); font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3rem);
  color: var(--navy); line-height: 1.1;
}
.stat-label {
  color: var(--gold); font-weight: 600;
  margin: .75rem 0 .5rem;
  font-size: .95rem;
}
.stat-desc { color: var(--dark); font-size: .95rem; margin: 1rem 0 0; padding-top: 1rem; border-top: 1px solid rgba(200, 162, 75, 0.3); }

/* =================== CONVICTION =================== */
.conviction-inner {
  max-width: 900px;
  position: relative;
  padding: 2rem 0;
}
.quote-mark {
  font-family: var(--font-h); font-weight: 700;
  color: var(--gold-light); opacity: .7;
  font-size: clamp(5rem, 12vw, 9rem);
  line-height: 1; position: absolute;
  top: -1.5rem; left: -.5rem;
}
.eyebrow {
  display: block; color: var(--gold);
  font-size: .85rem; font-weight: 700; letter-spacing: .35em;
  margin-bottom: 1rem; position: relative; z-index: 1;
}
.conviction-headline {
  font-family: var(--font-h); font-style: italic; font-weight: 500;
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.25; color: var(--white);
  margin: 0 0 1.5rem; position: relative; z-index: 1;
}
.conviction-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: rgba(255, 255, 255, 0.78); margin: 0 0 2rem;
  max-width: 720px;
}
.conviction-sig { display: flex; flex-direction: column; gap: .5rem; }
.sig-rule { width: 50px; height: 2px; background: var(--gold); }
.sig-name {
  font-family: var(--font-h); font-style: italic; font-weight: 700;
  color: var(--gold); font-size: 1.05rem;
}

/* =================== AXES =================== */
.axes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.axis-card {
  background: var(--off);
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
  overflow: hidden;
}
.axis-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.axis-head {
  background: var(--navy); color: var(--gold);
  padding: 1rem 1.5rem;
  display: flex; align-items: center; gap: 1rem;
}
.axis-num { font-family: var(--font-h); font-size: 1.35rem; font-weight: 700; color: var(--gold); }
.axis-sub { color: var(--white); font-size: .78rem; font-weight: 600; letter-spacing: .18em; }
.axis-icon {
  align-self: center; margin: 1.75rem 0 .75rem;
  width: 80px; height: 80px;
  border-radius: 50%; background: var(--navy); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
}
.axis-icon svg { width: 36px; height: 36px; }
.axis-title {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.5rem; color: var(--navy);
  margin: 0; padding: .5rem 1.5rem 0; text-align: center;
}
.axis-rule { display: block; width: 32px; height: 2px; background: var(--gold); margin: .85rem auto; }
.axis-desc {
  color: var(--dark); font-size: .95rem;
  padding: 0 1.75rem 2rem; margin: 0; text-align: center;
}

/* =================== TIMELINE / METHODE =================== */
.timeline {
  position: relative;
  padding: 2rem 0;
  max-width: 1100px; margin: 0 auto;
}
.timeline-track {
  position: absolute;
  left: 5%; right: 5%; top: 50px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), var(--gold), transparent);
  opacity: .6;
}
.timeline-steps {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem;
  position: relative;
}
.ts {
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
  padding: 0 .25rem;
}
.ts-circle {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--navy); border: 2px solid var(--gold);
  color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-h); font-weight: 700; font-size: 1.6rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 16px rgba(10, 31, 68, 0.15);
  transition: transform .25s, box-shadow .25s;
}
.ts:hover .ts-circle { transform: scale(1.08); box-shadow: 0 8px 24px rgba(200, 162, 75, 0.3); }
.ts-title {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.25rem; color: var(--navy);
}
.ts-sub {
  color: var(--gold); font-size: .72rem;
  letter-spacing: .25em; font-weight: 700; font-style: italic;
  margin: .35rem 0 .75rem;
}
.ts-desc {
  font-size: .88rem; color: var(--dark); margin: 0;
  line-height: 1.5;
}

.bb-strip {
  margin-top: clamp(2rem, 4vw, 3rem);
  background: var(--navy); color: var(--white);
  padding: 1.25rem 1.75rem;
  border-left: 4px solid var(--gold);
  font-size: .98rem; font-style: italic;
}
.bb-strip strong { color: var(--gold); font-style: normal; }

/* =================== STACK =================== */
.stack-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.stack-card {
  background: var(--off);
  padding: 2rem 1.5rem 1.75rem;
  text-align: center;
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column; align-items: center;
}
.stack-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stack-ic {
  color: var(--gold); margin-bottom: 1rem;
}
.stack-ic svg { width: 56px; height: 56px; }
.stack-card h3 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.5rem; color: var(--navy); margin: .25rem 0;
}
.stack-sub {
  color: var(--gold); font-size: .72rem;
  letter-spacing: .22em; font-weight: 700;
  margin-bottom: 1rem;
}
.stack-card p { font-size: .9rem; color: var(--dark); margin: 0; line-height: 1.55; }

/* =================== USE CASES =================== */
.uses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.use-card {
  background: var(--white);
  padding: 1.5rem 1.5rem 1.5rem 1.75rem;
  border-left: 3px solid var(--gold);
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: .25rem;
  transition: transform .25s, box-shadow .25s;
}
.use-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.use-ic {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--navy); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: .75rem;
}
.use-ic svg { width: 22px; height: 22px; }
.use-card h3 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.2rem; color: var(--navy); margin: 0 0 .35rem;
}
.use-card p { font-size: .9rem; color: var(--dark); margin: 0; }

.delivery-line { font-style: normal; }
.delivery-line strong { color: var(--gold); }

/* =================== VS / DIFFERENCIATEUR =================== */
.vs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.vs-card {
  padding: 2rem 2rem 2.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.vs-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.vs-classic {
  background: var(--off);
}
.vs-classic h3 { color: var(--grey); }
.vs-classic ul li::before { background: var(--grey); opacity: .5; }
.vs-by {
  background: var(--navy); color: var(--white);
  border-top: 6px solid var(--gold);
}
.vs-by h3 { color: var(--gold); }
.vs-by ul li::before {
  background: transparent;
  border: 2px solid var(--gold);
  width: 14px; height: 14px;
}
.vs-by ul li::after {
  content: "";
  position: absolute;
  left: 4px; top: 6px;
  width: 7px; height: 4px;
  border-left: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(-45deg);
}
.vs-card h3 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.5rem; margin: 0 0 .75rem;
}
.vs-rule { display: block; width: 32px; height: 2px; background: var(--gold); margin-bottom: 1.5rem; }
.vs-rule-grey { background: var(--grey); opacity: .4; }
.vs-card ul { display: flex; flex-direction: column; gap: 1rem; }
.vs-card li {
  position: relative; padding-left: 1.75rem;
  font-size: .95rem; line-height: 1.5;
}
.vs-card li::before {
  content: ""; position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  border-radius: 50%;
}

/* =================== ENGAGEMENT MODELS =================== */
.models-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; align-items: stretch; }
.model-card {
  background: var(--ink); color: rgba(255, 255, 255, 0.85);
  padding: 2rem 1.75rem; position: relative;
  display: flex; flex-direction: column;
  transition: transform .25s;
}
.model-card:hover { transform: translateY(-4px); }
.model-featured {
  background: var(--gold); color: var(--navy);
  position: relative;
}
.model-badge {
  position: absolute; top: 0; left: 0; right: 0;
  background: var(--navy); color: var(--gold);
  font-size: .7rem; font-weight: 700; letter-spacing: .35em;
  text-align: center; padding: .5rem 0;
}
.model-featured h3 { color: var(--navy); margin-top: 1.5rem; }
.model-featured .model-sub { color: var(--navy); }
.model-featured .model-rule { background: var(--navy); }
.model-featured ul li::before { background: var(--navy); }

.model-card h3 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.85rem; color: var(--white);
  margin: 0 0 .5rem;
}
.model-sub {
  color: var(--gold); font-size: .8rem;
  letter-spacing: .2em; font-weight: 700; font-style: italic;
  margin-bottom: 1rem;
}
.model-rule { display: block; width: 32px; height: 2px; background: var(--gold); margin-bottom: 1.25rem; }
.model-card ul { display: flex; flex-direction: column; gap: .75rem; }
.model-card li {
  position: relative; padding-left: 1.25rem;
  font-size: .9rem; line-height: 1.45;
}
.model-card li::before {
  content: ""; position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  background: var(--gold); border-radius: 50%;
}

/* =================== WHY NOW =================== */
.why-list { display: flex; flex-direction: column; gap: 1.25rem; }
.why-card {
  display: flex; gap: 1.5rem;
  background: var(--off);
  padding: 1.75rem 2rem;
  border-left: 4px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.why-card:hover { transform: translateX(4px); box-shadow: var(--shadow-md); }
.why-ic {
  flex-shrink: 0;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--navy); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
}
.why-ic svg { width: 26px; height: 26px; }
.why-body h3 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.35rem; color: var(--navy); margin: 0 0 .5rem;
}
.why-body p { font-size: .95rem; color: var(--dark); margin: 0; line-height: 1.6; }

/* =================== REFERENCES =================== */
.refs-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.ref-card {
  background: var(--white);
  padding: 1.5rem 1.25rem;
  text-align: center;
  border-top: 3px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
}
.ref-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.ref-featured {
  background: var(--navy); color: var(--white);
  border-top: 6px solid var(--gold);
}
.ref-featured .ref-name { color: var(--white); }
.ref-soft { background: var(--off); }
.ref-name {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.05rem; color: var(--navy);
  margin-bottom: .5rem;
}
.ref-sector {
  color: var(--gold); font-size: .78rem;
  letter-spacing: .2em; font-weight: 600; font-style: italic;
}
.ref-strip {
  margin-top: 2rem;
  background: var(--navy); color: var(--white);
  padding: 1rem 1.5rem;
  border-left: 4px solid var(--gold);
  font-size: .92rem; font-style: italic;
}
.ref-strip strong { color: var(--gold); font-style: normal; }

/* =================== PROFIL =================== */
.profile-grid { display: grid; grid-template-columns: 320px 1fr; gap: 2rem; align-items: start; }
.profile-card {
  background: var(--navy); color: var(--white);
  padding: 2rem 1.75rem;
  text-align: center;
  border-top: 4px solid var(--gold);
  box-shadow: var(--shadow-md);
}
.profile-avatar {
  width: 130px; height: 130px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  background: var(--gold-light);
  border: 3px solid var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-h); font-weight: 700; color: var(--navy);
  font-size: 1.35rem;
  letter-spacing: .02em;
}
.profile-name {
  font-family: var(--font-h); font-weight: 700;
  color: var(--white); font-size: 1.5rem;
}
.profile-role {
  color: var(--gold); font-size: .85rem; font-style: italic;
  letter-spacing: .15em; margin-top: .25rem;
}
.profile-rule { display: block; width: 50px; height: 2px; background: var(--gold); margin: 1rem auto; }
.profile-meta { font-size: .9rem; line-height: 1.7; margin: 0; color: rgba(255,255,255,0.85); }
.profile-meta strong { color: var(--gold); font-size: 1.1rem; }
.profile-meta em { color: var(--white); }

.skills-title {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.6rem; color: var(--navy); margin: 0 0 .25rem;
}
.skills-rule { display: block; width: 32px; height: 2px; background: var(--gold); margin-bottom: 1.5rem; }
.skills-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.skill {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--off);
  padding: 1.1rem 1.25rem;
  transition: background .2s;
}
.skill:hover { background: #EEF1F6; }
.skill-ic {
  flex-shrink: 0;
  width: 42px; height: 42px;
  border-radius: 50%; background: var(--navy); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
}
.skill-ic svg { width: 20px; height: 20px; }
.skill h4 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.05rem; color: var(--navy); margin: 0 0 .15rem;
}
.skill p { font-size: .82rem; color: var(--dark); margin: 0; line-height: 1.45; }

/* =================== PHASES =================== */
.phases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.phase-card {
  background: var(--white);
  padding: 2rem 1.5rem 1.75rem;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.phase-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.phase-num {
  position: absolute; top: -22px; left: 50%; transform: translateX(-50%);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--navy); border: 2px solid var(--gold);
  color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-h); font-weight: 700; font-size: 1.3rem;
}
.phase-dur {
  color: var(--gold); font-size: .72rem;
  letter-spacing: .25em; font-weight: 700;
  margin-top: .75rem; display: block;
}
.phase-card h3 {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.4rem; color: var(--navy);
  margin: .5rem 0 .25rem;
}
.phase-rule { display: block; width: 32px; height: 2px; background: var(--gold); margin: .5rem auto 1rem; }
.phase-card p { font-size: .88rem; color: var(--dark); margin: 0 0 1.5rem; flex-grow: 1; }
.phase-out {
  font-size: .7rem; letter-spacing: .25em;
  color: var(--grey); font-weight: 700;
  border-top: 1px solid var(--line); padding-top: .85rem;
}
.phase-out strong {
  display: block; margin-top: .35rem;
  font-family: var(--font-h); font-style: italic; font-weight: 700;
  font-size: .92rem; color: var(--navy); letter-spacing: 0;
}

/* =================== CTA / CONTACT =================== */
.section-cta { background: var(--navy); color: var(--white); padding: clamp(4rem, 9vw, 7rem) 0; position: relative; overflow: hidden; }
.section-cta::before {
  content: ""; position: absolute;
  top: 2rem; right: var(--pad-x);
  width: 140px; height: 100px;
  background-image: radial-gradient(circle, rgba(200,162,75,0.5) 2px, transparent 2px);
  background-size: 20px 20px; opacity: .8;
}
.cta-inner { position: relative; z-index: 2; }
.cta-title {
  font-family: var(--font-h); font-style: italic; font-weight: 500;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.15; margin: .5rem 0 1.25rem;
}
.cta-title em { color: var(--gold-light); font-weight: 700; }
.cta-sub {
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  color: rgba(255,255,255,0.78);
  max-width: 800px; margin-bottom: 3rem;
  line-height: 1.7;
}
.cta-sub strong { color: var(--gold); font-weight: 700; }

.cta-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 2rem; align-items: start; }

.contact-form {
  background: var(--ink);
  padding: 2.25rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--gold);
}
.contact-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label {
  display: block; margin-bottom: 1rem;
}
.contact-form label > span {
  display: block;
  color: var(--gold);
  font-size: .8rem; font-weight: 600; letter-spacing: .08em;
  margin-bottom: .35rem;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%; box-sizing: border-box;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 4px;
  padding: .75rem 1rem;
  font-family: var(--font-b); font-size: .95rem;
  color: var(--white);
  transition: border-color .2s, background .2s;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(255,255,255,0.4); }
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(255,255,255,0.07);
}
.contact-form select option { background: var(--navy); color: var(--white); }
.contact-form textarea { resize: vertical; min-height: 100px; }
.contact-form .check {
  display: flex; gap: .75rem; align-items: flex-start;
  background: transparent; padding: 0;
  font-size: .82rem; color: rgba(255,255,255,0.78); margin: .25rem 0 1.25rem;
}
.contact-form .check input {
  width: auto; margin-top: 4px; flex-shrink: 0;
  accent-color: var(--gold);
}
.contact-form .check span { line-height: 1.5; }
.contact-form .check a { color: var(--gold); }
.contact-form button[type="submit"] {
  width: 100%; cursor: pointer; border: 0;
  margin-top: .5rem;
}
.form-status {
  margin-top: 1rem; padding: .75rem 1rem;
  border-radius: 4px; font-size: .9rem;
  display: none;
}
.form-status.show { display: block; }
.form-status.success { background: rgba(200, 162, 75, 0.15); color: var(--gold-light); border-left: 3px solid var(--gold); }
.form-status.error { background: rgba(220, 38, 38, 0.15); color: #FCA5A5; border-left: 3px solid #DC2626; }

.contact-card {
  background: var(--ink);
  padding: 2.25rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--gold);
}
.cc-brand {
  color: var(--gold); font-weight: 700;
  letter-spacing: .35em; font-size: .85rem;
  margin-bottom: .75rem;
}
.cc-name {
  font-family: var(--font-h); font-weight: 700;
  font-size: 1.5rem; color: var(--white);
}
.cc-role {
  color: var(--gold); font-style: italic;
  letter-spacing: .12em; margin: .25rem 0 0;
}
.cc-rule { width: 50px; height: 2px; background: var(--gold); margin: 1.25rem 0; }
.cc-list { display: flex; flex-direction: column; gap: 1rem; }
.cc-list li {
  display: flex; align-items: center; gap: .85rem;
  font-size: .95rem; color: rgba(255,255,255,0.85);
}
.cc-list li svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--gold); }
.cc-list a {
  color: rgba(255,255,255,0.9); text-decoration: none;
  transition: color .2s;
}
.cc-list a:hover { color: var(--gold); }
.cc-tagline {
  margin-top: 1.5rem;
  color: var(--gold); font-style: italic;
  letter-spacing: .15em; font-size: .82rem; font-weight: 600;
}

/* =================== FOOTER =================== */
.footer {
  background: #050E22;
  color: rgba(255,255,255,0.7);
  padding: 4rem 0 1.5rem;
  font-size: .9rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand-mark { background: var(--gold); color: var(--navy); }
.footer-brand .brand-name { color: var(--white); margin-left: .5rem; }
.footer-tag { font-family: var(--font-h); color: var(--gold); margin-top: 1rem; }
.footer-nav h4, .footer-legal h4 {
  color: var(--gold); font-weight: 700; letter-spacing: .15em;
  font-size: .82rem; margin: 0 0 1rem;
}
.footer-nav { display: flex; flex-direction: column; gap: .6rem; }
.footer-nav a {
  color: rgba(255,255,255,0.7); text-decoration: none;
  transition: color .2s;
  font-size: .9rem;
}
.footer-nav a:hover { color: var(--gold); }
.footer-legal p { margin: 0 0 .75rem; line-height: 1.6; }
.footer-legal strong { color: var(--white); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
  font-size: .82rem; color: rgba(255,255,255,0.5);
}
.footer-bottom a { color: rgba(255,255,255,0.7); text-decoration: none; }
.footer-bottom a:hover { color: var(--gold); }

/* =================== REVEAL ANIMATIONS =================== */
/* Progressive enhancement : visible par défaut (SEO + a11y).
   Si JS s'exécute, on ajoute .js à <html> et on cache les .reveal jusqu'à observation. */
.js .reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
  transition-delay: var(--delay, 0s);
}
.js .reveal.in {
  opacity: 1; transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .hero-scroll span { animation: none; }
  html { scroll-behavior: auto; }
}

/* =================== RESPONSIVE =================== */
@media (max-width: 1024px) {
  .stats-grid, .axes-grid, .vs-grid, .models-grid { grid-template-columns: 1fr 1fr; }
  .stack-grid { grid-template-columns: 1fr 1fr; }
  .uses-grid { grid-template-columns: 1fr 1fr; }
  .refs-grid { grid-template-columns: 1fr 1fr 1fr; }
  .phases-grid { grid-template-columns: 1fr 1fr; gap: 2rem 1rem; }
  .profile-grid { grid-template-columns: 1fr; }
  .profile-card { max-width: 360px; margin: 0 auto; }
  .cta-grid { grid-template-columns: 1fr; }
  .timeline-steps { gap: .5rem; }
  .ts-circle { width: 56px; height: 56px; font-size: 1.4rem; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links { display: none; position: absolute; top: 100%; right: var(--pad-x); background: var(--white); flex-direction: column; padding: 1rem; box-shadow: var(--shadow-md); border-radius: 4px; gap: 1rem; min-width: 200px; }
  .nav-links.open { display: flex; }
  .nav-toggle {
    display: flex; flex-direction: column; gap: 4px;
    width: 36px; height: 36px;
    align-items: center; justify-content: center;
  }
  .nav-toggle span {
    display: block; width: 22px; height: 2px;
    background: var(--navy); transition: transform .25s, opacity .25s;
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .stats-grid, .axes-grid, .vs-grid, .models-grid,
  .stack-grid, .uses-grid, .refs-grid, .phases-grid,
  .skills-list { grid-template-columns: 1fr; }
  .timeline-steps { grid-template-columns: 1fr; gap: 2rem; }
  .timeline-track { display: none; }
  .ts { padding: 0; }
  .timeline { padding: 0; }
  .contact-form .row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero { min-height: auto; padding: 7rem 0 4rem; }
  .hero-ctas { gap: .5rem; flex-direction: column; align-items: flex-start; }
  .hero-ctas .btn-primary { width: 100%; justify-content: center; }
  .hero-scroll { display: none; }
}

/* =================== A11Y =================== */
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}