/* ==========================================================================
   Achraf CHTOUKI — Portfolio — Feuille de style partagée
   ========================================================================== */

/* ---------- Variables globales ---------- */
:root {
  /* Couleurs de fond — thème clair inspiré de khabircom.ma */
  --bg-primary: #f9fafb;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f3f4f6;
  --surface: #ffffff;
  --surface-hover: #f9fafb;
  --surface-border: #e5e7eb;

  /* Texte */
  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-tertiary: #6b7280;

  /* Accents — sarcelle (primaire) + doré (secondaire) */
  --accent-blue: #017167;
  --accent-violet: #0d9488;
  --accent-cyan: #b45309;
  --accent-gold: #f6b422;
  --gradient-primary: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-violet) 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent-violet) 0%, var(--accent-cyan) 100%);
  --gradient-text: linear-gradient(135deg, #0f766e 0%, #017167 45%, #d97706 100%);

  /* Ombres / glow */
  --shadow-glow-blue: 0 0 60px rgba(1, 113, 103, 0.16);
  --shadow-glow-violet: 0 0 60px rgba(246, 180, 34, 0.16);
  --shadow-card: 0 8px 30px rgba(17, 24, 39, 0.08);

  /* Rayons */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  /* Typo */
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Layout */
  --container-width: 1180px;
  --header-height: 84px;
  --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea { font-family: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

::selection { background: var(--accent-violet); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--surface-border); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-violet); }

/* Focus visible pour accessibilité clavier */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent-blue);
  color: #fff;
  padding: 0.8rem 1.4rem;
  z-index: 999;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Layout utilities ---------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

section { position: relative; padding: 7rem 0; }
section[id] { scroll-margin-top: calc(var(--header-height) + 1.5rem); }
@media (max-width: 720px) { section { padding: 4.5rem 0; } }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.08rem;
  max-width: 620px;
  margin-bottom: 3rem;
}

.section-head { max-width: 760px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
.section-head.center .section-subtitle { margin-inline: auto; }

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.96rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 8px 24px rgba(1, 113, 103, 0.28);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(1, 113, 103, 0.35);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--surface-border);
  box-shadow: 0 1px 2px rgba(17, 24, 39, 0.04);
}
.btn-secondary:hover {
  background: var(--surface-hover);
  border-color: var(--accent-blue);
  transform: translateY(-3px);
}

.btn-block { width: 100%; justify-content: center; }

.btn svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform var(--transition-base); }
.btn:hover svg { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  background: rgba(249, 250, 251, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}
.site-header.scrolled {
  background: rgba(249, 250, 251, 0.92);
  border-bottom-color: var(--surface-border);
  box-shadow: 0 1px 0 rgba(17, 24, 39, 0.02);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 4px 14px rgba(1, 113, 103, 0.3);
}
.logo-full .accent { color: var(--accent-blue); }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 2.4rem;
}
.mobile-nav-label, .mobile-nav-footer { display: none; }

.main-nav a:not(.btn) {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.4rem 0.1rem;
  transition: color var(--transition-base);
}
.main-nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
  transition: width var(--transition-base);
}
.main-nav a:not(.btn):hover { color: var(--text-primary); }
.main-nav a:not(.btn):hover::after { width: 100%; }
.main-nav a:not(.btn)[aria-current="page"] {
  color: var(--text-primary);
}
.main-nav a:not(.btn)[aria-current="page"]::after { width: 100%; }

.nav-cta { display: none; }
@media (min-width: 1080px) {
  .nav-cta {
    display: inline-flex;
    margin-left: 1.6rem;
    padding: 0.5rem 1.05rem;
    font-size: 0.78rem;
    gap: 0.4rem;
  }
  .nav-cta svg { width: 13px; height: 13px; }
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  z-index: 1100;
  transition: background var(--transition-base);
}
.burger:hover { background: var(--surface-hover); }
.burger span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 980px) {
  .burger { display: flex; }

  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 100vh;
    height: 100dvh;
    background: rgba(249, 250, 251, 0.98);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding: 7rem 8vw 2.5rem;
    opacity: 0;
    visibility: hidden;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    transition: opacity 0.4s ease, visibility 0.4s ease;
  }
  .main-nav::before {
    content: "";
    position: absolute;
    width: 70vw;
    height: 70vw;
    max-width: 460px;
    max-height: 460px;
    border-radius: 50%;
    background: var(--accent-blue);
    filter: blur(120px);
    opacity: 0.12;
    top: -12%;
    right: -25%;
    pointer-events: none;
  }
  .main-nav.open { opacity: 1; visibility: visible; }

  .mobile-nav-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 1.6rem;
    position: relative;
    z-index: 1;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    transition-delay: 0.05s;
  }
  .main-nav.open .mobile-nav-label { opacity: 1; transform: translateY(0); }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    counter-reset: navcount;
    position: relative;
    z-index: 1;
  }

  .main-nav li {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }
  .main-nav li:has(> a:not(.btn)) { counter-increment: navcount; }
  .main-nav.open li { opacity: 1; transform: translateY(0); }
  .main-nav.open li:nth-child(1) { transition-delay: 0.1s; }
  .main-nav.open li:nth-child(2) { transition-delay: 0.16s; }
  .main-nav.open li:nth-child(3) { transition-delay: 0.22s; }
  .main-nav.open li:nth-child(4) { transition-delay: 0.28s; }
  .main-nav.open li:nth-child(5) { transition-delay: 0.34s; }

  .main-nav li:has(> a:not(.btn))::before {
    content: counter(navcount, decimal-leading-zero);
    display: block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    color: var(--accent-cyan);
    padding-top: 0.9rem;
  }

  .main-nav a:not(.btn) {
    display: block;
    font-size: 1.6rem;
    font-family: var(--font-heading);
    font-weight: 600;
    padding-bottom: 0.9rem;
    border-bottom: 1px solid var(--surface-border);
  }
  .main-nav a::after { display: none; }
  .main-nav li:last-of-type:has(> a:not(.btn)) a { border-bottom: none; }
  .main-nav a[aria-current="page"] { color: var(--accent-blue); }
  .main-nav .nav-cta { display: inline-flex; margin-top: 1.8rem; }

  .mobile-nav-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2.8rem;
    padding-top: 1.6rem;
    border-top: 1px solid var(--surface-border);
    position: relative;
    z-index: 1;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    transition-delay: 0.4s;
  }
  .main-nav.open .mobile-nav-footer { opacity: 1; transform: translateY(0); }
  .mobile-nav-footer p { color: var(--text-tertiary); font-size: 0.85rem; }
  .mobile-nav-footer .social-row { display: flex; gap: 0.6rem; }
  .mobile-nav-footer .social-row a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--surface);
    border: 1px solid var(--surface-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: border-color var(--transition-base), color var(--transition-base);
  }
  .mobile-nav-footer .social-row a:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
  }
  .mobile-nav-footer .social-row svg { width: 17px; height: 17px; }
}

@media (max-width: 380px) {
  .main-nav a:not(.btn) { font-size: 1.35rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--bg-primary);
  transform: translateY(var(--parallax-y, 0px));
  will-change: transform;
}
.hero-bg::before,
.hero-bg::after {
  content: "";
  position: absolute;
  width: 55vw;
  height: 55vw;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.18;
  animation: drift 18s ease-in-out infinite alternate;
}
.hero-bg::before {
  background: var(--accent-blue);
  top: -15%;
  left: -10%;
}
.hero-bg::after {
  background: var(--accent-violet);
  bottom: -20%;
  right: -10%;
  animation-delay: -6s;
  animation-duration: 22s;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(17,24,39,0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17,24,39,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 90%);
}

@keyframes drift {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(6%, 8%) scale(1.12); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 880px;
  margin-inline: auto;
  text-align: center;
  opacity: var(--exit-opacity, 1);
  transform: translateY(var(--exit-y, 0px)) scale(var(--exit-scale, 1));
  will-change: opacity, transform;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 1.1rem;
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  backdrop-filter: blur(10px);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.8rem;
}
.hero-kicker .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-gold);
  box-shadow: 0 0 12px var(--accent-gold);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  margin-bottom: 1.3rem;
}

.hero-role {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: 1.6rem;
}

.hero-tagline {
  font-size: 1.12rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 2.6rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3.2rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2.4rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-tertiary);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero-scroll .line {
  width: 1px;
  height: 34px;
  background: linear-gradient(to bottom, var(--accent-gold), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0.3); transform-origin: top; opacity: 0.4; }
  50% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(0.3); transform-origin: bottom; opacity: 0.4; }
}

/* ---------- Cards génériques / glassmorphism ---------- */
.glass-card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(17, 24, 39, 0.04);
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
}
.glass-card:hover {
  transform: translateY(-6px);
  border-color: rgba(1, 113, 103, 0.35);
  background: var(--surface-hover);
  box-shadow: var(--shadow-card);
}

/* ---------- Positionnement ---------- */
.positioning {
  background: var(--bg-secondary);
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}
.positioning-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}
@media (max-width: 860px) {
  .positioning-grid { grid-template-columns: 1fr; gap: 2rem; }
}
.positioning-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
.stat-card {
  padding: 1.8rem;
  text-align: center;
}
.stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.3rem;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}
.positioning p { color: var(--text-secondary); margin-bottom: 1.1rem; font-size: 1.05rem; }
.positioning p:last-child { margin-bottom: 0; }

/* ---------- Piliers (cartes cliquables) ---------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6rem;
}
@media (max-width: 980px) { .pillars-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .pillars-grid { grid-template-columns: 1fr; } }

.pillar-card {
  padding: 2.2rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  position: relative;
  overflow: hidden;
}
.pillar-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}
.pillar-card:hover::before { transform: scaleX(1); }

.pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  box-shadow: 0 6px 18px rgba(1, 113, 103, 0.25);
}
.pillar-icon svg { width: 26px; height: 26px; stroke: #fff; }

.pillar-card h3 {
  font-size: 1.15rem;
  color: var(--text-primary);
}
.pillar-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  flex-grow: 1;
}
.pillar-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-cyan);
}
.pillar-link svg { width: 15px; height: 15px; transition: transform var(--transition-base); }
.pillar-card:hover .pillar-link svg { transform: translateX(4px); }

/* ---------- Mon ADN ---------- */
.dna-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}
@media (max-width: 860px) { .dna-grid { grid-template-columns: 1fr; } }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.6rem;
}
@media (max-width: 980px) { .process-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .process-grid { grid-template-columns: 1fr; } }

.dna-card {
  padding: 2.4rem 2rem;
}
.dna-number {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  display: block;
}
.dna-card h3 { font-size: 1.25rem; margin-bottom: 0.8rem; }
.dna-card p { color: var(--text-secondary); font-size: 0.97rem; }

/* ---------- CTA bandeau ---------- */
.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin-inline: 1.5rem;
  max-width: var(--container-width);
  margin-inline: auto;
  padding: 4.5rem 3rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(1,113,103,0.07), rgba(246,180,34,0.09));
  border: 1px solid var(--surface-border);
}
.cta-banner::before {
  content: "";
  position: absolute;
  width: 420px; height: 420px;
  background: var(--gradient-primary);
  filter: blur(120px);
  opacity: 0.14;
  top: -40%; left: 50%;
  transform: translateX(-50%);
  z-index: 0;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); margin-bottom: 0.9rem; }
.cta-banner p { color: var(--text-secondary); max-width: 560px; margin: 0 auto 2rem; }

/* ---------- Page header (bannière interne) ---------- */
.page-hero {
  padding-top: calc(var(--header-height) + 5rem);
  padding-bottom: 4.5rem;
  position: relative;
  text-align: center;
  overflow: hidden;
}
.page-hero .hero-grid { opacity: 0.6; }
.page-hero .hero-bg::before { opacity: 0.12; }
.page-hero .hero-bg::after { opacity: 0.1; }
.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin-inline: auto;
  opacity: var(--exit-opacity, 1);
  transform: translateY(var(--exit-y, 0px)) scale(var(--exit-scale, 1));
  will-change: opacity, transform;
}
@keyframes headingWipe {
  from { clip-path: inset(0 0 0 100%); opacity: 0; }
  to { clip-path: inset(0 0 0 0%); opacity: 1; }
}
.page-hero h1 {
  animation: headingWipe 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
}
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 1rem; }
.page-hero p { color: var(--text-secondary); font-size: 1.1rem; }
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: 1.4rem;
}
.breadcrumb a { color: var(--text-secondary); transition: color var(--transition-base); }
.breadcrumb a:hover { color: var(--accent-cyan); }

/* ---------- Page 404 ---------- */
.not-found-code {
  display: block;
  font-size: clamp(5rem, 18vw, 9rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ---------- About page ---------- */
.profile-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3.5rem;
  align-items: start;
}
@media (max-width: 900px) { .profile-section { grid-template-columns: 1fr; } }

.profile-card {
  padding: 2.6rem;
  text-align: center;
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
}
@media (max-width: 900px) { .profile-card { position: static; } }

.profile-avatar {
  display: block;
  width: 128px;
  height: 128px;
  border-radius: 50%;
  margin: 0 auto 1.4rem;
  object-fit: cover;
  object-position: center 15%;
  background: var(--gradient-primary);
  box-shadow: 0 0 0 6px var(--surface), 0 10px 30px rgba(1, 113, 103, 0.28);
}
.profile-card h2 { font-size: 1.4rem; margin-bottom: 0.3rem; }
.profile-card .role { color: var(--accent-cyan); font-size: 0.95rem; margin-bottom: 1.4rem; }
.profile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.6rem;
}
.tag {
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.profile-body p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 1.3rem;
}
.profile-body strong { color: var(--text-primary); font-weight: 600; }
.highlight-box {
  padding: 1.6rem 1.8rem;
  border-left: 3px solid transparent;
  border-image: var(--gradient-primary) 1;
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.8rem 0;
  color: var(--text-secondary);
}
.highlight-box strong { color: var(--accent-cyan); }

/* ---------- Services page ---------- */
.pillar-block {
  display: grid;
  grid-template-columns: 0.4fr 1fr;
  gap: 3rem;
  padding: 3rem;
  align-items: start;
}
.pillar-block + .pillar-block { margin-top: 1.8rem; }
@media (max-width: 860px) {
  .pillar-block { grid-template-columns: 1fr; gap: 1.6rem; padding: 2rem; }
}

.pillar-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
@media (prefers-reduced-motion: reduce) {
  .pillar-canvas { display: none; }
}

.pillar-block-head, .pillar-block-body {
  position: relative;
  z-index: 1;
}
.pillar-block-head { display: flex; flex-direction: column; gap: 1.1rem; }

.pillar-illustration {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--surface-border);
  transition: transform var(--transition-base), border-color var(--transition-base);
}
.pillar-block:hover .pillar-illustration {
  transform: translateY(-3px);
  border-color: rgba(1, 113, 103, 0.22);
}
.pillar-illustration svg { display: block; width: 100%; height: auto; overflow: visible; }

.illus-teal { fill: var(--accent-blue); }
.illus-teal-light { fill: var(--accent-violet); }
.illus-gold { fill: var(--accent-gold); }
.illus-white { fill: #ffffff; }
.illus-stroke-white { stroke: #ffffff; }
.illus-muted { fill: var(--surface-border); }
.illus-stroke-teal { stroke: var(--accent-blue); }
.illus-stroke-teal-light { stroke: var(--accent-violet); }
.illus-stroke-gold { stroke: var(--accent-gold); }
.illus-stroke-muted { stroke: var(--surface-border); }
.illus-stop-teal { stop-color: var(--accent-blue); }
.illus-stop-gold { stop-color: var(--accent-gold); }

.pillar-block-head .pillar-icon { width: 64px; height: 64px; }
.pillar-block-head .pillar-icon svg { width: 32px; height: 32px; }
.pillar-index {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--text-tertiary);
}
.pillar-block-head h2 { font-size: 1.6rem; }

.pillar-block-body p.lead {
  font-size: 1.08rem;
  color: var(--text-secondary);
  margin-bottom: 1.8rem;
}

.pillar-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}
@media (max-width: 640px) { .pillar-features { grid-template-columns: 1fr; } }

.feature-item {
  padding: 1.4rem 1.5rem;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--surface-border);
}
.feature-item h4 {
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}
.feature-item h4::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--gradient-accent);
  flex-shrink: 0;
}
.feature-item p { font-size: 0.9rem; color: var(--text-secondary); }

.tech-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.6rem; }

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: start;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-form-card, .contact-info-card { padding: 2.6rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

.form-group { margin-bottom: 1.3rem; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-weight: 500;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1.1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.96rem;
  transition: border-color var(--transition-base), background var(--transition-base);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-tertiary); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-blue);
  background: #fff;
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 140px; }

.field-error {
  display: none;
  color: #dc2626;
  font-size: 0.8rem;
  margin-top: 0.4rem;
}
.form-group.invalid input,
.form-group.invalid textarea { border-color: #dc2626; }
.form-group.invalid .field-error { display: block; }

.form-status {
  display: none;
  align-items: center;
  gap: 0.7rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-sm);
  margin-top: 1.4rem;
  font-size: 0.92rem;
}
.form-status.success {
  display: flex;
  background: rgba(1, 113, 103, 0.07);
  border: 1px solid rgba(1, 113, 103, 0.3);
  color: #0f5f57;
}
.form-status svg { width: 20px; height: 20px; flex-shrink: 0; }

.contact-info-card h3 { font-size: 1.2rem; margin-bottom: 1.6rem; }
.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.6rem;
}
.info-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.info-icon svg { width: 20px; height: 20px; stroke: var(--accent-cyan); }
.info-icon svg[fill="currentColor"] { fill: var(--accent-cyan); }
.info-item h4 { font-size: 0.9rem; color: var(--text-tertiary); margin-bottom: 0.2rem; font-weight: 500; }
.info-item p, .info-item a { color: var(--text-primary); font-size: 0.98rem; }
.info-item a:hover { color: var(--accent-cyan); }

.social-links { display: flex; gap: 0.7rem; margin-top: 1.8rem; }
.social-links a {
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}
.social-links a:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-3px);
}
.social-links svg { width: 19px; height: 19px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--surface-border);
  padding: 4.5rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2.2rem; }
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p { color: var(--text-secondary); font-size: 0.94rem; max-width: 320px; margin-bottom: 1.4rem; }
.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: 1.2rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.8rem; }
.footer-col a { color: var(--text-secondary); font-size: 0.95rem; transition: color var(--transition-base); }
.footer-col a:hover { color: var(--accent-cyan); }
.footer-social { display: flex; gap: 0.7rem; margin-top: 0.4rem; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-social a:hover { background: var(--gradient-primary); border-color: transparent; }
.footer-social svg { width: 17px; height: 17px; }

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--surface-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-tertiary);
  font-size: 0.85rem;
}

/* ---------- Barre de progression de scroll ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: var(--gradient-primary);
  z-index: 1200;
}

/* ---------- Bouton retour en haut ---------- */
.back-to-top {
  position: fixed;
  right: 1.8rem;
  bottom: 1.8rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base), border-color var(--transition-base), background var(--transition-base);
  z-index: 900;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover {
  border-color: var(--accent-blue);
  background: var(--surface-hover);
  transform: translateY(-4px);
}
.back-to-top svg { width: 20px; height: 20px; color: var(--accent-blue); }

/* ---------- Bouton flottant WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  left: 1.8rem;
  bottom: 1.8rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 900;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25d366;
  opacity: 0.5;
  animation: whatsappPulse 2.4s ease-out infinite;
  z-index: -1;
}
.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}
.whatsapp-float svg { width: 28px; height: 28px; fill: #ffffff; }
.whatsapp-float .whatsapp-tooltip {
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--text-primary);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.5rem 0.9rem;
  border-radius: 100px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
}
.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(4px);
}

@keyframes whatsappPulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.6); opacity: 0; }
}

@media (max-width: 600px) {
  .whatsapp-float { left: 1.1rem; bottom: 1.1rem; width: 52px; height: 52px; }
  .whatsapp-float .whatsapp-tooltip { display: none; }
}

/* ---------- Entrée hero au chargement ---------- */
.hero-content > * {
  opacity: 0;
  transform: translateY(18px);
  animation: heroIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-content > *:nth-child(1) { animation-delay: 0.05s; }
.hero-content > *:nth-child(2) { animation-delay: 0.15s; }
.hero-content > *:nth-child(3) { animation-delay: 0.25s; }
.hero-content > *:nth-child(4) { animation-delay: 0.35s; }
.hero-content > *:nth-child(5) { animation-delay: 0.45s; }
@keyframes heroIn {
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Lueur suivant le curseur sur les cartes ---------- */
.glass-card {
  --spot-x: 50%;
  --spot-y: 50%;
}
.glass-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(240px circle at var(--spot-x) var(--spot-y), rgba(1, 113, 103, 0.08), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}
.glass-card:hover::after { opacity: 1; }

/* ---------- Compteurs animés ---------- */
.stat-number[data-count] { font-variant-numeric: tabular-nums; }

/* ---------- FAQ (accordéon) ---------- */
.faq-list {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-base);
}
.faq-item.open { border-color: rgba(1, 113, 103, 0.35); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 1.6rem;
  text-align: left;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
}
.faq-question svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--accent-blue);
  transition: transform var(--transition-base);
}
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}
.faq-answer p {
  padding: 0 1.6rem 1.4rem;
  color: var(--text-secondary);
  font-size: 0.96rem;
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.97);
  filter: blur(6px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1), filter 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform, filter;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

/* Le conteneur reveal-stagger reste neutre : ce sont ses enfants qui cascadent */
.reveal-stagger {
  opacity: 1;
  transform: none;
  filter: none;
  transition: none;
  will-change: auto;
}
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px) scale(0.97);
  filter: blur(6px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1), filter 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
  transition-delay: calc(var(--i, 0) * 90ms);
}

/* Variantes directionnelles pour un rendu moins uniforme entre sections */
.reveal-left { transform: translateX(-32px) scale(0.98); }
.reveal-left.visible { transform: translateX(0) scale(1); }
.reveal-right { transform: translateX(32px) scale(0.98); }
.reveal-right.visible { transform: translateX(0) scale(1); }

/* ---------- Transitions douces entre sections ---------- */
.positioning {
  border-top: none;
  border-bottom: none;
  position: relative;
}
.positioning::before,
.positioning::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 90px;
  pointer-events: none;
}
.positioning::before {
  top: -1px;
  background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}
.positioning::after {
  bottom: -1px;
  background: linear-gradient(to top, var(--bg-primary), var(--bg-secondary));
}
.site-footer {
  border-top: none;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: -90px;
  left: 0;
  right: 0;
  height: 90px;
  background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal, .reveal-left, .reveal-right, .reveal-stagger > * {
    opacity: 1;
    transform: none;
    filter: none;
  }
  .hero-bg { transform: none !important; }
  .hero-bg::before, .hero-bg::after { transform: none !important; }
  .hero-content, .page-hero-content { opacity: 1 !important; transform: none !important; }
  .page-hero h1 { clip-path: none !important; }
  .whatsapp-float::before { display: none; }
}