/* ================================================
   ACCESSIA Pro — Site Web
   Palette : Navy #132289 | Teal #17A09D | White
   ================================================ */

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

:root {
  --navy:       #132289;
  --navy-dark:  #0d1453;
  --navy-mid:   #1122ae;
  --blue:       #2850ff;
  --teal:       #17A09D;
  --teal-light: #20B2AA;
  --white:      #ffffff;
  --gray-50:    #f8fafc;
  --gray-100:   #f1f5f9;
  --gray-200:   #e2e8f0;
  --gray-400:   #94a3b8;
  --gray-600:   #475569;
  --gray-800:   #1e293b;
  --font-main:  'Inter', 'Segoe UI', system-ui, sans-serif;
  --radius:     12px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(19,34,137,.10);
  --shadow-lg:  0 12px 40px rgba(19,34,137,.15);
  --transition: 240ms cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-main);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Typography ─────────────────────────────── */
h1,h2,h3,h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.2rem; font-weight: 600; }
p  { color: var(--gray-600); line-height: 1.75; }

a { color: var(--teal); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--teal-light); }

/* ── Layout helpers ─────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }

.tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(23,160,157,.12);
  color: var(--teal);
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-header { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.section-header p { font-size: 1.1rem; margin-top: 16px; }

/* ── Buttons ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary   { background: var(--teal); color: var(--white); border-color: var(--teal); }
.btn-primary:hover { background: var(--teal-light); border-color: var(--teal-light); color: var(--white); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(23,160,157,.35); }
.btn-outline   { background: transparent; color: var(--white); border-color: rgba(255,255,255,.5); }
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: var(--white); color: var(--white); }
.btn-navy      { background: var(--navy); color: var(--white); border-color: var(--navy); }
.btn-navy:hover{ background: var(--navy-mid); border-color: var(--navy-mid); color: var(--white); transform: translateY(-2px); }

/* ── Navigation ─────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13,20,83,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(13,20,83,.98);
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.navbar-logo img { height: 36px; width: auto; }
.navbar-logo-text {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.01em;
}
.navbar-logo-text span { color: var(--teal-light); }
.navbar-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.navbar-links a {
  color: rgba(255,255,255,.75);
  font-size: .9rem;
  font-weight: 500;
  transition: color var(--transition);
}
.navbar-links a:hover { color: var(--white); }
.navbar-cta { display: flex; align-items: center; gap: 16px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── Hero ───────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, #1a2d9e 100%);
  position: relative;
  overflow: hidden;
  padding-top: 72px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(23,160,157,.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(40,80,255,.12) 0%, transparent 70%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(23,160,157,.2);
  border: 1px solid rgba(23,160,157,.4);
  color: var(--teal-light);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-light);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(1.4); }
}
.hero h1 { color: var(--white); margin-bottom: 24px; }
.hero h1 .accent { color: var(--teal-light); }
.hero-desc {
  color: rgba(255,255,255,.75);
  font-size: 1.15rem;
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,.1);
}
.hero-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.hero-stat-label {
  font-size: .82rem;
  color: rgba(255,255,255,.55);
  margin-top: 4px;
  font-weight: 500;
}
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-stack {
  position: relative;
  width: 100%;
  max-width: 440px;
}
.hero-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px;
  padding: 24px;
  backdrop-filter: blur(8px);
  color: var(--white);
}
.hero-card-main {
  position: relative;
  z-index: 2;
}
.hero-card-float {
  position: absolute;
  top: -28px;
  right: -28px;
  background: rgba(23,160,157,.15);
  border: 1px solid rgba(23,160,157,.3);
  padding: 16px 20px;
  border-radius: 12px;
  z-index: 3;
  backdrop-filter: blur(8px);
  font-size: .85rem;
  color: var(--teal-light);
  font-weight: 600;
}
.hero-card-float-2 {
  position: absolute;
  bottom: -24px;
  left: -24px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  padding: 14px 18px;
  border-radius: 12px;
  z-index: 3;
  backdrop-filter: blur(8px);
  font-size: .85rem;
  color: rgba(255,255,255,.8);
  font-weight: 500;
}
.metric-row {
  display: flex;
  gap: 16px;
  margin-top: 20px;
}
.metric-item {
  flex: 1;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.metric-item .val { font-size: 1.4rem; font-weight: 800; color: var(--teal-light); }
.metric-item .lbl { font-size: .72rem; color: rgba(255,255,255,.55); margin-top: 2px; }
.card-title { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.card-sub { font-size: .82rem; color: rgba(255,255,255,.55); }

/* ── Logos Bar ──────────────────────────────── */
.logos-bar {
  background: var(--gray-50);
  padding: 36px 0;
  border-bottom: 1px solid var(--gray-200);
}
.logos-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.logos-bar-label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: .06em;
  white-space: nowrap;
}
.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--gray-600);
  box-shadow: var(--shadow-sm);
}

/* ── Solutions ──────────────────────────────── */
.solutions { background: var(--white); }
.solution-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 36px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--navy), var(--teal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.solution-card:hover {
  border-color: rgba(19,34,137,.15);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.solution-card:hover::before { transform: scaleX(1); }
.solution-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}
.solution-card h3 { color: var(--gray-800); margin-bottom: 10px; }
.solution-card p { font-size: .92rem; }
.solution-features {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.solution-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: var(--gray-600);
}
.solution-feature::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  flex-shrink: 0;
}

/* ── Valeur ─────────────────────────────────── */
.valeur {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  color: var(--white);
}
.valeur .section-header p { color: rgba(255,255,255,.65); }
.valeur h2 { color: var(--white); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-bottom: 64px; }
.value-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}
.value-card:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(23,160,157,.4);
  transform: translateY(-3px);
}
.value-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}
.value-card h3 { color: var(--white); margin-bottom: 8px; }
.value-card p { color: rgba(255,255,255,.6); font-size: .92rem; }
.value-cta-box {
  background: rgba(23,160,157,.15);
  border: 1px solid rgba(23,160,157,.3);
  border-radius: 16px;
  padding: 48px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.value-cta-box h3 { color: var(--white); font-size: 1.5rem; }
.value-cta-box p { color: rgba(255,255,255,.65); max-width: 560px; }

/* ── Avantages ──────────────────────────────── */
.avantages { background: var(--gray-50); }
.avantage-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 96px;
}
.avantage-row:last-child { margin-bottom: 0; }
.avantage-row.reverse { direction: rtl; }
.avantage-row.reverse > * { direction: ltr; }
.avantage-visual {
  background: linear-gradient(135deg, var(--navy), var(--navy-mid));
  border-radius: 20px;
  padding: 48px;
  position: relative;
  overflow: hidden;
}
.avantage-visual::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -30%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(23,160,157,.2);
}
.avantage-icon-big {
  font-size: 4rem;
  display: block;
  position: relative;
  z-index: 2;
  margin-bottom: 24px;
}
.avantage-visual-title {
  color: var(--white);
  font-size: 1.3rem;
  font-weight: 700;
  position: relative;
  z-index: 2;
  margin-bottom: 8px;
}
.avantage-visual-sub {
  color: rgba(255,255,255,.55);
  font-size: .88rem;
  position: relative;
  z-index: 2;
}
.avantage-list { list-style: none; margin-top: 28px; }
.avantage-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--gray-200);
  font-size: .95rem;
  color: var(--gray-600);
}
.avantage-list li:last-child { border-bottom: none; }
.avantage-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(23,160,157,.12);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Approche ───────────────────────────────── */
.approche { background: var(--white); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.steps-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--navy) 0%, var(--teal) 100%);
  z-index: 0;
}
.step-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  z-index: 1;
  transition: all var(--transition);
}
.step-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy), var(--teal));
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border: 4px solid var(--white);
  box-shadow: var(--shadow-md);
}
.step-card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--navy); }
.step-card p { font-size: .85rem; }

/* ── Temoignages / Social proof ─────────────── */
.preuves { background: var(--gray-50); }
.preuve-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.preuve-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}
.preuve-card:hover { box-shadow: var(--shadow-md); }
.preuve-quote {
  font-size: .95rem;
  font-style: italic;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 24px;
  position: relative;
  padding-left: 20px;
}
.preuve-quote::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -4px;
  font-size: 2.5rem;
  color: var(--teal);
  line-height: 1;
  font-style: normal;
}
.preuve-author { display: flex; align-items: center; gap: 12px; }
.preuve-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy), var(--teal));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
}
.preuve-name { font-weight: 600; font-size: .9rem; color: var(--gray-800); }
.preuve-role { font-size: .8rem; color: var(--gray-400); }

/* ── Contact ────────────────────────────────── */
.contact { background: var(--white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contact-info h2 { color: var(--navy); margin-bottom: 20px; }
.contact-info p { margin-bottom: 36px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
}
.contact-item-icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: rgba(23,160,157,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-item-text h4 { font-size: .92rem; color: var(--gray-800); margin-bottom: 2px; }
.contact-item-text p, .contact-item-text a { font-size: .9rem; color: var(--gray-600); }
.contact-form-box {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 20px;
  padding: 44px;
}
.form-group { margin-bottom: 22px; }
.form-label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: 10px;
  font-size: .92rem;
  font-family: var(--font-main);
  color: var(--gray-800);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(23,160,157,.12);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Footer ─────────────────────────────────── */
footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,.65);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand img { height: 36px; margin-bottom: 16px; }
.footer-brand p { font-size: .88rem; line-height: 1.65; max-width: 280px; }
.footer-col h4 {
  color: var(--white);
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .02em;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,.5); font-size: .87rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--teal-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .82rem;
}
.footer-teal { color: var(--teal-light); }

/* ── Scroll top ─────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(23,160,157,.4);
  opacity: 0;
  transform: translateY(12px);
  transition: all var(--transition);
  z-index: 50;
  font-size: 1.1rem;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { background: var(--teal-light); transform: translateY(-2px); }

/* ── Animations ─────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── Mobile ─────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-4, .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero-content { grid-template-columns: 1fr; gap: 48px; padding: 60px 0; }
  .hero-visual { display: none; }
  .grid-2, .grid-3, .contact-grid, .avantage-row { grid-template-columns: 1fr; gap: 32px; }
  .avantage-row.reverse { direction: ltr; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .navbar-links, .navbar-cta { display: none; }
  .hamburger { display: flex; }
  .navbar-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--navy-dark);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid rgba(255,255,255,.1);
  }
  .navbar-links.open + .navbar-cta {
    display: flex;
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 24px;
    background: var(--navy-dark);
    justify-content: center;
  }
  .preuve-grid, .value-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-box { padding: 28px 20px; }
  .hero h1 { font-size: 2rem; }
  .value-cta-box { padding: 32px 20px; }
}