/* ════════════════════════ DESIGN SYSTEM — VARIABLES ════════════════════════ */
:root {
  /* Colors */
  --color-bg: #F8F8F6;
  --color-text: #1A1A1A;
  --color-text-soft: rgba(26, 26, 26, 0.58);
  --color-text-softer: rgba(26, 26, 26, 0.5);
  --color-text-faint: rgba(26, 26, 26, 0.4);
  --color-border: rgba(26, 26, 26, 0.09);
  --color-border-soft: rgba(26, 26, 26, 0.06);

  --color-accent: #1E3A5F;
  --color-accent-hover: #162d4a;
  --color-accent-soft: rgba(30, 58, 95, 0.08);
  --color-accent-soft-strong: rgba(30, 58, 95, 0.12);
  --color-accent-border: rgba(30, 58, 95, 0.28);
  --color-on-accent: #fff;

  --color-whatsapp: #25D366;
  --color-contact-bg: #EDF1F7;
  --color-surface: #fff;

  /* Typography */
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-h1: clamp(2.6rem, 4.5vw, 4.8rem);
  --fs-h2: clamp(1.9rem, 3.5vw, 2.9rem);
  --fs-h3: 1.65rem;
  --fs-card-title: 1.15rem;
  --fs-body-lg: 1.1rem;
  --fs-body: 1rem;
  --fs-small: 0.93rem;
  --fs-smaller: 0.875rem;
  --fs-tiny: 0.7rem;

  /* Spacing */
  --section-py: 96px;
  --section-px: 48px;
  --container-max: 1200px;

  /* Radius */
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --radius-xs: 8px;

  /* Motion */
  --ease-default: cubic-bezier(0.16, 1, 0.3, 1);
  --nav-height: 72px;
}

/* ════════════════════════ RESET & BASE ════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; width: 100%; }

body {
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
  width: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

input, textarea, button, select { font-family: inherit; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.section-wrap { max-width: var(--container-max); margin: 0 auto; }

main { display: block; }

/* Visible focus ring for keyboard navigation */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2.5px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 2000;
  background: var(--color-accent);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 8px 0;
  font-size: 0.9rem;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(36px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(48px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Scroll-reveal base state (JS adds .is-visible) */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-default), transform 0.7s var(--ease-default);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@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 { opacity: 1; transform: none; }
  .hero-text, .hero-visual, .visual-float { opacity: 1 !important; animation: none !important; }
}

/* ════════════════════════ NAVBAR ════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.navbar.is-scrolled {
  background: rgba(248, 248, 246, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--color-border-soft);
  box-shadow: 0 2px 24px rgba(26, 26, 26, 0.06);
}
.nav-inner {
  padding: 0 var(--section-px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}
.logo {
  text-decoration: none;
  display: flex;
  align-items: baseline;
  flex-shrink: 0;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.045em;
  color: var(--color-text);
}
.logo span { color: var(--color-accent); }
.nav-links { display: flex; align-items: center; gap: 38px; }
.nav-links a {
  text-decoration: none;
  font-size: var(--fs-smaller);
  font-weight: 500;
  color: rgba(26, 26, 26, 0.6);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--color-text); }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.btn-quote {
  text-decoration: none;
  background: var(--color-accent);
  color: var(--color-on-accent);
  padding: 10px 22px;
  border-radius: var(--radius-xs);
  font-size: var(--fs-smaller);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: background 0.2s, transform 0.15s;
  flex-shrink: 0;
}
.btn-quote:hover { background: var(--color-accent-hover); transform: translateY(-1px); }
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}
.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.mobile-menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.mobile-menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none;
  background: rgba(248, 248, 246, 0.98);
  border-top: 1px solid var(--color-border-soft);
  padding: 20px var(--section-px) 28px;
  flex-direction: column;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 13px 0;
  border-bottom: 1px solid var(--color-border-soft);
}
.mobile-menu a:last-child { border-bottom: none; }

/* ════════════════════════ HERO (visual preserved as-is) ════════════════════════ */
.hero {
  min-height: 100vh;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  padding: 0 var(--section-px);
}
.hero-wrap { width: 100%; padding-top: 140px; padding-bottom: 80px; }
.hero-grid { display: flex; align-items: center; gap: 80px; }
.hero-text { flex: 1.1; min-width: 0; animation: fadeInUp 0.9s var(--ease-default) both 0.1s; opacity: 0; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 28px;
}
.eyebrow-line { display: inline-block; width: 24px; height: 1.5px; background: var(--color-accent); }
.hero-h1 {
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: 1.07;
  letter-spacing: -0.045em;
  color: var(--color-text);
  margin-bottom: 28px;
  text-wrap: pretty;
  max-width: 660px;
}
.hero-sub {
  font-size: var(--fs-body-lg);
  line-height: 1.8;
  color: var(--color-text-soft);
  margin-bottom: 44px;
  max-width: 480px;
  font-weight: 400;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-accent);
  color: var(--color-on-accent);
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-body);
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 24px rgba(30, 58, 95, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.hero-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(30, 58, 95, 0.38); }

.hero-visual { flex: 1; min-width: 0; max-width: 490px; animation: slideInRight 0.9s var(--ease-default) both 0.35s; opacity: 0; }
.visual-wrap { position: relative; }
.visual-glow {
  position: absolute; inset: -32px;
  background: radial-gradient(ellipse at 55% 45%, rgba(30, 58, 95, 0.09) 0%, transparent 68%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
.visual-float { position: relative; z-index: 1; animation: float 7s ease-in-out infinite 2s; }
.browser-mock {
  background: var(--color-surface);
  border-radius: 18px;
  box-shadow: 0 28px 72px rgba(30, 58, 95, 0.14), 0 0 0 1px rgba(30, 58, 95, 0.07);
  overflow: hidden;
}
.browser-chrome { background: var(--color-accent); padding: 13px 18px; display: flex; align-items: center; gap: 7px; }
.chrome-dot { display: block; width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, 0.22); }
.chrome-url { flex: 1; background: rgba(255, 255, 255, 0.1); border-radius: 20px; height: 20px; margin-left: 10px; padding: 0 12px; display: flex; align-items: center; }
.chrome-url-bar { width: 52%; height: 5px; background: rgba(255, 255, 255, 0.18); border-radius: 3px; }
.browser-page { background: var(--color-bg); }
.mini-navbar { background: var(--color-surface); padding: 11px 18px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(26, 26, 26, 0.05); }
.mini-logo { width: 66px; height: 9px; background: var(--color-accent); border-radius: 3px; }
.mini-nav-actions { display: flex; gap: 8px; align-items: center; }
.mini-link { width: 28px; height: 6px; background: rgba(26, 26, 26, 0.1); border-radius: 2px; }
.mini-btn { width: 44px; height: 20px; background: var(--color-accent); border-radius: 5px; }
.mini-hero { background: var(--color-accent); padding: 24px 18px; position: relative; overflow: hidden; }
.mini-hero-circle { position: absolute; right: -16px; top: -16px; width: 64px; height: 64px; background: rgba(255, 255, 255, 0.06); border-radius: 50%; }
.mini-hero-line { height: 11px; background: rgba(255, 255, 255, 0.85); border-radius: 3px; margin-bottom: 8px; }
.mini-hero-line.wide { width: 76%; }
.mini-hero-line.wider { width: 92%; }
.mini-hero-line.medium { width: 58%; margin-bottom: 20px; }
.mini-hero-btn { width: 96px; height: 28px; background: rgba(255, 255, 255, 0.93); border-radius: 6px; }
.mini-content { padding: 14px 18px; }
.mini-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 11px; }
.mini-card { background: var(--color-surface); border-radius: 8px; padding: 11px; }
.mini-card-icon { width: 20px; height: 20px; background: var(--color-accent-soft-strong); border-radius: 5px; margin-bottom: 8px; }
.mini-card-line { height: 6px; border-radius: 2px; margin-bottom: 5px; }
.mini-card-line.wide { width: 88%; background: rgba(26, 26, 26, 0.11); }
.mini-card-line.short { width: 60%; background: rgba(26, 26, 26, 0.06); margin-bottom: 0; }
.mini-form { background: var(--color-surface); border-radius: 8px; padding: 12px; }
.mini-form-label { width: 44%; height: 7px; background: rgba(26, 26, 26, 0.12); border-radius: 2px; margin-bottom: 9px; }
.mini-form-input { height: 23px; border: 1px solid rgba(26, 26, 26, 0.08); border-radius: 5px; background: var(--color-bg); margin-bottom: 6px; }
.mini-form-btn { width: 66px; height: 23px; background: var(--color-accent); border-radius: 5px; margin-top: 2px; }

/* ════════════════════════ PAGE HEADER (sub-pages) ════════════════════════ */
.page-header { background: var(--color-surface); padding: calc(var(--nav-height) + 64px) var(--section-px) 64px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: var(--fs-tiny); color: var(--color-text-faint); margin-bottom: 24px; }
.breadcrumb a { text-decoration: none; color: var(--color-text-faint); }
.breadcrumb a:hover { color: var(--color-accent); }
.page-header h1 { font-size: var(--fs-h2); font-weight: 800; letter-spacing: -0.04em; color: var(--color-text); margin-bottom: 16px; max-width: 760px; }
.page-header p { font-size: var(--fs-body-lg); color: var(--color-text-soft); max-width: 620px; line-height: 1.7; }

/* ════════════════════════ PROBLÈME / SOLUTION ════════════════════════ */
.problem-section { background: var(--color-surface); padding: var(--section-py) var(--section-px); }
.problem-grid { display: flex; gap: 32px; align-items: stretch; }
.problem-card, .solution-card { flex: 1; padding: 40px; border-radius: var(--radius-md); }
.problem-card { background: rgba(26, 26, 26, 0.03); border-left: 3px solid rgba(26, 26, 26, 0.18); }
.solution-card { background: var(--color-accent-soft); border-left: 3px solid var(--color-accent); }
.card-label { font-size: var(--fs-tiny); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-faint); margin-bottom: 20px; }
.solution-label { color: var(--color-accent); opacity: 0.75; }
.problem-title, .solution-title { font-size: clamp(1.3rem, 2.5vw, 1.75rem); font-weight: 800; line-height: 1.3; letter-spacing: -0.03em; text-wrap: pretty; }
.problem-title { color: var(--color-text); }
.solution-title { color: var(--color-accent); }

/* ════════════════════════ SECTION SHARED ════════════════════════ */
.section-eyebrow { font-size: var(--fs-tiny); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 14px; opacity: 0.65; }
.section-title { font-size: var(--fs-h2); font-weight: 800; letter-spacing: -0.04em; color: var(--color-text); margin-bottom: 52px; }
.section-title-tight { margin-bottom: 16px; }
.section-intro { font-size: var(--fs-body-lg); color: var(--color-text-soft); max-width: 620px; line-height: 1.7; margin-bottom: 52px; }

/* ════════════════════════ OFFRES ════════════════════════ */
.offers-section { background: var(--color-bg); padding: var(--section-py) var(--section-px); }
.offers-grid { display: flex; gap: 24px; align-items: stretch; }
.offer-card { flex: 1; border-radius: var(--radius-lg); padding: 44px 40px; display: flex; flex-direction: column; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.offer-essentiel {
  background: var(--color-accent);
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(30, 58, 95, 0.28);
}
.offer-essentiel:hover { transform: translateY(-5px); box-shadow: 0 28px 64px rgba(30, 58, 95, 0.38); }
.offer-bg-circles { position: absolute; inset: 0; pointer-events: none; overflow: hidden; border-radius: var(--radius-lg); }
.circle-big { position: absolute; right: -40px; bottom: -40px; width: 180px; height: 180px; background: rgba(255, 255, 255, 0.05); border-radius: 50%; }
.circle-small { position: absolute; left: -20px; top: -20px; width: 80px; height: 80px; background: rgba(255, 255, 255, 0.04); border-radius: 50%; }
.offer-inner { position: relative; z-index: 1; flex: 1; display: flex; flex-direction: column; }
.offer-head { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 8px; gap: 12px; }
.offer-head h3, .offer-card h3 { font-size: var(--fs-h3); font-weight: 800; letter-spacing: -0.03em; }
.offer-card:not(.offer-essentiel) h3 { color: var(--color-text); margin-bottom: 8px; }
.offer-badge {
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 20px;
  white-space: nowrap;
}
.offer-price { font-size: 1.6rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 4px; }
.offer-price-note { font-size: var(--fs-tiny); font-weight: 600; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 28px; }
.offer-sub { font-size: 0.9rem; margin-bottom: 36px; font-weight: 400; color: rgba(255, 255, 255, 0.6); }
.offer-sub-dark { color: var(--color-text-softer); }
.offer-list { list-style: none; display: flex; flex-direction: column; gap: 13px; margin-bottom: 40px; flex: 1; }
.offer-list li { display: flex; align-items: flex-start; gap: 11px; font-size: var(--fs-small); color: rgba(255, 255, 255, 0.88); }
.offer-list-dark li { color: var(--color-text); }
.offer-list-strong { font-weight: 600; color: #fff !important; }
.check-icon { flex-shrink: 0; width: 18px; height: 18px; margin-top: 1px; background: rgba(255, 255, 255, 0.18); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.check-icon-strong { background: rgba(255, 255, 255, 0.25); }
.check-icon-dark { background: var(--color-accent-soft); }
.offer-cta { display: block; text-align: center; padding: 15px 28px; border-radius: var(--radius-sm); font-size: var(--fs-small); font-weight: 700; text-decoration: none; transition: background 0.2s, transform 0.15s; }
.offer-cta-light { background: #fff; color: var(--color-accent); }
.offer-cta-light:hover { background: var(--color-bg); transform: translateY(-1px); }
.offer-cta-dark { background: var(--color-accent); color: #fff; }
.offer-cta-dark:hover { background: var(--color-accent-hover); transform: translateY(-1px); }
.offer-card:not(.offer-essentiel) {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
}
.offer-card:not(.offer-essentiel):hover { transform: translateY(-5px); box-shadow: 0 16px 44px rgba(30, 58, 95, 0.1); }
.offers-link-all { display: inline-flex; align-items: center; gap: 7px; margin-top: 32px; color: var(--color-accent); font-weight: 600; font-size: var(--fs-smaller); text-decoration: none; }
.offers-link-all:hover { gap: 11px; }

/* ════════════════════════ PORTFOLIO ════════════════════════ */
.portfolio-section { background: var(--color-surface); padding: var(--section-py) var(--section-px); }
.portfolio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.portfolio-card { background: var(--color-bg); border-radius: var(--radius-md); overflow: hidden; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.portfolio-card:hover { transform: translateY(-5px); box-shadow: 0 16px 44px rgba(30, 58, 95, 0.12); }
.portfolio-thumb {
  height: 228px;
  background: repeating-linear-gradient(-45deg, rgba(30, 58, 95, 0.04) 0px, rgba(30, 58, 95, 0.04) 1px, transparent 1px, transparent 11px), linear-gradient(135deg, #dde5f0, #e8edf8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.portfolio-icon { width: 56px; height: 56px; border-radius: 12px; background: var(--color-accent-soft-strong); display: flex; align-items: center; justify-content: center; }
.portfolio-thumb--image { padding: 0; background: var(--color-bg); }
.portfolio-thumb--image img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.portfolio-thumb-label { font-size: var(--fs-tiny); font-family: monospace; color: rgba(30, 58, 95, 0.42); letter-spacing: 0.04em; text-align: center; padding: 0 16px; }
.portfolio-body { padding: 28px; }
.portfolio-body h3 { font-size: var(--fs-card-title); font-weight: 700; letter-spacing: -0.02em; color: var(--color-text); margin-bottom: 8px; }
.portfolio-body p { font-size: var(--fs-smaller); color: var(--color-text-soft); line-height: 1.65; margin-bottom: 20px; }
.portfolio-link { display: inline-flex; align-items: center; gap: 7px; color: var(--color-accent); font-size: var(--fs-smaller); font-weight: 600; text-decoration: none; transition: gap 0.2s; }
.portfolio-link:hover { gap: 11px; }
.portfolio-category { margin-bottom: 64px; }
.portfolio-category:last-child { margin-bottom: 0; }
.portfolio-category-title { font-size: 1.3rem; font-weight: 800; letter-spacing: -0.02em; color: var(--color-text); margin-bottom: 28px; display: flex; align-items: center; gap: 12px; }
.portfolio-category-title::after { content: ""; flex: 1; height: 1px; background: var(--color-border); }
.portfolio-grid--single { grid-template-columns: 1fr; max-width: 560px; }

/* ════════════════════════ POURQUOI NOUS ════════════════════════ */
.why-section { background: var(--color-bg); padding: var(--section-py) var(--section-px); }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.why-card { background: var(--color-surface); border-radius: var(--radius-md); padding: 36px; transition: transform 0.2s ease; }
.why-card:hover { transform: translateY(-3px); }
.why-icon { width: 48px; height: 48px; background: var(--color-accent-soft); border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.why-card h3 { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.02em; color: var(--color-text); margin-bottom: 10px; }
.why-card p { font-size: var(--fs-smaller); color: var(--color-text-soft); line-height: 1.75; }

/* ════════════════════════ CTA FINALE (page d'accueil) ════════════════════════ */
.final-cta-section { background: var(--color-contact-bg); padding: var(--section-py) var(--section-px); text-align: center; }
.final-cta-section .section-eyebrow { display: block; }
.final-cta-section h2 { font-size: var(--fs-h2); font-weight: 800; letter-spacing: -0.04em; color: var(--color-text); margin-bottom: 14px; }
.final-cta-section .final-cta-sub { font-size: var(--fs-body-lg); color: var(--color-text-soft); margin-bottom: 44px; max-width: 560px; margin-inline: auto; }
.final-cta-actions { display: flex; align-items: center; justify-content: center; gap: 18px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-accent);
  color: #fff;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-body);
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 24px rgba(30, 58, 95, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(30, 58, 95, 0.38); }
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-whatsapp);
  color: #fff;
  padding: 16px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: var(--fs-body);
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(37, 211, 102, 0.4); }

/* ════════════════════════ FOOTER ════════════════════════ */
.footer { background: var(--color-text); padding: 64px var(--section-px) 28px; }
.footer-grid { display: flex; justify-content: space-between; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); margin-bottom: 24px; flex-wrap: wrap; }
.footer-brand-col { max-width: 320px; }
.footer-logo { font-size: 1.2rem; font-weight: 800; letter-spacing: -0.04em; color: #fff; text-decoration: none; display: inline-block; margin-bottom: 14px; }
.footer-logo span { color: #9db6d4; }
.footer-tagline-text { font-size: var(--fs-smaller); color: rgba(255, 255, 255, 0.45); line-height: 1.7; }
.footer-links-col h4, .footer-social-col h4 { font-size: var(--fs-tiny); text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255, 255, 255, 0.4); margin-bottom: 18px; font-weight: 700; }
.footer-links-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-links-col a { color: rgba(255, 255, 255, 0.7); text-decoration: none; font-size: var(--fs-smaller); transition: color 0.2s; }
.footer-links-col a:hover { color: #fff; }
.footer-social-col { min-width: 160px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.footer-copy { font-size: var(--fs-smaller); color: rgba(255, 255, 255, 0.4); }
.footer-copy strong { color: #fff; font-weight: 700; }
.footer-tagline { font-size: 0.78rem; color: rgba(255, 255, 255, 0.3); }

/* ════════════════════════ SERVICES — BLOCS DÉTAILLÉS ════════════════════════ */
.service-block { padding: var(--section-py) var(--section-px); border-top: 1px solid var(--color-border-soft); }
.service-block:nth-of-type(even) { background: var(--color-surface); }
.service-block-inner { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: start; }
.service-block-tag { font-size: var(--fs-tiny); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent); opacity: 0.65; margin-bottom: 14px; }
.service-block-meta h2 { font-size: 1.9rem; font-weight: 800; letter-spacing: -0.03em; color: var(--color-text); margin-bottom: 14px; }
.service-block-price { font-size: 2.2rem; font-weight: 800; color: var(--color-accent); letter-spacing: -0.02em; }
.service-block-price-note { font-size: var(--fs-tiny); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-faint); margin-bottom: 24px; }
.service-block-for { margin-top: 8px; margin-bottom: 28px; padding: 18px 20px; background: var(--color-accent-soft); border-radius: var(--radius-sm); font-size: var(--fs-smaller); color: var(--color-text); line-height: 1.65; }
.service-block-for strong { color: var(--color-accent); }
.service-lists { display: flex; flex-direction: column; gap: 30px; }
.service-list-group h3 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-faint); margin-bottom: 16px; font-weight: 700; }
.service-list-group ul { list-style: none; display: flex; flex-direction: column; gap: 13px; }
.service-list-group li { display: flex; align-items: flex-start; gap: 11px; font-size: var(--fs-small); color: var(--color-text); line-height: 1.55; }
.service-list-group .icon { flex-shrink: 0; width: 18px; height: 18px; margin-top: 1px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.service-list-included .icon { background: var(--color-accent-soft); }
.service-list-excluded { opacity: 0.75; }
.service-list-excluded .icon { background: rgba(26, 26, 26, 0.08); }
.service-list-excluded li { color: var(--color-text-soft); }

/* ════════════════════════ PROCESS (étapes numérotées) ════════════════════════ */
.process-section { background: var(--color-accent); padding: var(--section-py) var(--section-px); color: #fff; }
.process-section .section-eyebrow { color: #fff; opacity: 0.65; }
.process-section .section-title { color: #fff; }
.process-list { display: flex; flex-direction: column; max-width: 720px; }
.process-step { display: flex; gap: 28px; padding: 28px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
.process-step:last-child { border-bottom: none; padding-bottom: 0; }
.process-num {
  flex-shrink: 0; width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem;
}
.process-step-body h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.process-step-body p { font-size: var(--fs-smaller); color: rgba(255, 255, 255, 0.7); line-height: 1.7; max-width: 560px; }

/* ════════════════════════ FAQ ════════════════════════ */
.faq-section { background: var(--color-bg); padding: var(--section-py) var(--section-px); }
.faq-list { display: flex; flex-direction: column; gap: 14px; max-width: 760px; }
.faq-item { background: var(--color-surface); border-radius: var(--radius-sm); border: 1px solid var(--color-border); overflow: hidden; }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 20px 24px;
  font-weight: 600; font-size: var(--fs-small); color: var(--color-text);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon { flex-shrink: 0; font-size: 1.3rem; font-weight: 400; color: var(--color-accent); transition: transform 0.2s ease; }
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-item p { padding: 0 24px 22px; font-size: var(--fs-smaller); color: var(--color-text-soft); line-height: 1.7; }

/* ════════════════════════ À PROPOS ════════════════════════ */
.about-section { padding: var(--section-py) var(--section-px); background: var(--color-bg); }
.about-section:nth-of-type(even) { background: var(--color-surface); }
.about-lead { font-size: 1.3rem; font-weight: 600; line-height: 1.6; color: var(--color-text); max-width: 760px; margin-bottom: 18px; letter-spacing: -0.01em; }
.about-text { font-size: var(--fs-body-lg); color: var(--color-text-soft); line-height: 1.8; max-width: 680px; }
.about-text + .about-text { margin-top: 18px; }

.values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.value-card { background: var(--color-surface); border-radius: var(--radius-md); padding: 32px 28px; }
.value-card .value-index { font-size: 0.75rem; font-weight: 800; letter-spacing: 0.1em; color: var(--color-accent); opacity: 0.55; margin-bottom: 16px; }
.value-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--color-text); margin-bottom: 10px; letter-spacing: -0.02em; }
.value-card p { font-size: var(--fs-smaller); color: var(--color-text-soft); line-height: 1.7; }

.quote-block { border-left: 3px solid var(--color-accent); padding-left: 28px; font-size: 1.25rem; font-style: italic; color: var(--color-text); line-height: 1.6; max-width: 680px; margin-top: 8px; }

.founder-block { display: flex; gap: 40px; align-items: flex-start; }
.founder-avatar {
  flex-shrink: 0; width: 96px; height: 96px; border-radius: 50%;
  background: var(--color-accent); color: #fff;
  font-weight: 800; font-size: 1.6rem; letter-spacing: -0.02em;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(30, 58, 95, 0.22);
}
.founder-info { flex: 1; min-width: 0; }
.founder-role { font-size: 0.95rem; font-weight: 600; color: var(--color-accent); margin-bottom: 18px; }
.founder-info .about-text { margin-bottom: 8px; }

.placeholder-block {
  border: 1.5px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  background: rgba(26, 26, 26, 0.02);
  display: flex; gap: 18px; align-items: flex-start;
  max-width: 680px;
}
.placeholder-block .placeholder-icon {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 50%;
  background: rgba(26, 26, 26, 0.06);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-faint); font-weight: 700; font-size: 0.95rem;
}
.placeholder-block h3 { font-size: 0.95rem; font-weight: 700; color: var(--color-text-soft); margin-bottom: 6px; }
.placeholder-block p { font-size: var(--fs-smaller); color: var(--color-text-faint); line-height: 1.6; }

/* ════════════════════════ CONTACT (page dédiée) ════════════════════════ */
.contact-page-section { background: var(--color-bg); padding: var(--section-py) var(--section-px); }
.contact-page-inner { display: flex; gap: 56px; align-items: flex-start; }
.contact-calendly-wrap { flex: 1.4; min-width: 0; background: var(--color-surface); border-radius: var(--radius-md); overflow: hidden; box-shadow: 0 4px 24px rgba(26, 26, 26, 0.05); }
.calendly-inline-widget { width: 100%; }
.contact-fallback-link { display: block; padding: 16px 24px; font-size: var(--fs-smaller); color: var(--color-text-soft); text-align: center; border-top: 1px solid var(--color-border-soft); }
.contact-fallback-link a { color: var(--color-accent); font-weight: 600; text-decoration: none; }
.contact-fallback-link a:hover { text-decoration: underline; }
.contact-side { flex: 0.85; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.contact-info-card { background: var(--color-surface); border-radius: var(--radius-md); padding: 32px; }
.contact-info-card h3 { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; color: var(--color-text); margin-bottom: 16px; }
.contact-info-card ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.contact-info-card li { display: flex; gap: 12px; align-items: flex-start; font-size: var(--fs-smaller); color: var(--color-text-soft); line-height: 1.5; }
.contact-info-card .info-icon { flex-shrink: 0; width: 32px; height: 32px; border-radius: 8px; background: var(--color-accent-soft); display: flex; align-items: center; justify-content: center; }
.contact-whatsapp-card { background: var(--color-accent); border-radius: var(--radius-md); padding: 32px; color: #fff; }
.contact-whatsapp-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.contact-whatsapp-card p { font-size: var(--fs-smaller); color: rgba(255, 255, 255, 0.7); line-height: 1.6; margin-bottom: 20px; }
.contact-whatsapp-card .btn-whatsapp { width: 100%; justify-content: center; }

/* ════════════════════════ RESPONSIVE ════════════════════════ */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .nav-links      { display: none !important; }
  .hero-grid      { flex-direction: column !important; gap: 52px !important; }
  .hero-visual    { max-width: 100% !important; width: 100% !important; }
  .problem-grid   { flex-direction: column !important; gap: 24px !important; }
  .offers-grid    { flex-direction: column !important; }
  .portfolio-grid { grid-template-columns: 1fr !important; }
  .why-grid       { grid-template-columns: 1fr !important; }
  .hero-h1        { font-size: clamp(2.2rem, 8vw, 3.6rem) !important; }
  .hero-wrap      { padding-top: 110px !important; padding-bottom: 64px !important; }
  .footer-grid    { flex-direction: column; gap: 32px; }
  .final-cta-actions { flex-direction: column; align-items: stretch; }
  .final-cta-actions .btn-primary, .final-cta-actions .btn-whatsapp { justify-content: center; }
  .service-block-inner { grid-template-columns: 1fr; gap: 36px; }
  .process-step { gap: 18px; }
  .page-header { padding: calc(var(--nav-height) + 40px) var(--section-px) 48px; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .contact-page-inner { flex-direction: column; gap: 32px; }
  .contact-side { width: 100%; }
  .founder-block { flex-direction: column; gap: 20px; }
}
@media (min-width: 901px) {
  .mobile-menu-btn { display: none !important; }
  .mobile-menu { display: none !important; }
}
@media (max-width: 900px) {
  .mobile-menu-btn { display: flex; }
}

/* ── Tablette / mobile large : resserre l'échelle d'espacement et les cartes ── */
@media (max-width: 768px) {
  :root {
    --section-py: 56px;
    --section-px: 20px;
  }
  .problem-card, .solution-card  { padding: 28px; }
  .offer-card                    { padding: 32px 26px; }
  .offer-head                    { flex-wrap: wrap; }
  .portfolio-body                { padding: 22px; }
  .why-card                      { padding: 28px; }
  .value-card                    { padding: 24px 22px; }
  .placeholder-block             { padding: 22px; }
  .contact-info-card, .contact-whatsapp-card { padding: 24px; }
  .service-block-for             { padding: 16px 18px; }
  .faq-item summary              { padding: 18px 20px; }
  .faq-item p                    { padding: 0 20px 20px; }
  .footer                        { padding-top: 48px; }
  .values-grid                   { gap: 14px; }
  .why-grid                      { gap: 14px; }
  .offers-grid                   { gap: 18px; }
  .portfolio-grid                { gap: 18px; }
  /* Surcharge le display:inline-block fixé en ligne sur certains CTA de services.html : pleine largeur sur mobile uniquement */
  .service-block-meta .offer-cta { display: block !important; width: 100%; text-align: center; }
}

/* ── Mobile (iPhone standard ~375px et moins) ── */
@media (max-width: 480px) {
  :root {
    --section-py: 40px;
    --section-px: 16px;
  }
  .hero-wrap      { padding-top: 96px !important; padding-bottom: 40px !important; }
  .hero-h1        { font-size: clamp(1.9rem, 9vw, 2.6rem) !important; }
  .hero-sub       { font-size: 1rem; margin-bottom: 32px; }
  .hero-cta       { width: 100%; justify-content: center; }
  .nav-inner      { gap: 8px; }
  .nav-actions    { gap: 8px; }
  .logo           { font-size: 1.05rem; }
  .btn-quote      { padding: 8px 14px; font-size: 0.8rem; }
  .offer-card     { padding: 26px 20px; }
  .problem-card, .solution-card { padding: 22px; }
  .why-card       { padding: 22px; }
  .value-card     { padding: 20px 18px; }
  .service-block-meta h2 { font-size: 1.55rem; }
  .service-block-price   { font-size: 1.9rem; }
  .process-step   { gap: 14px; }
  .process-num    { width: 40px; height: 40px; font-size: 1rem; }
  .page-header h1 { font-size: clamp(1.7rem, 8vw, 2.2rem); }
}