/* ==========================================================================
   SENVO — senvo.pro
   Design tokens : docs/charte_graphique_v2.html
   ========================================================================== */

:root {
  /* marque */
  --senvo-ink: #0F1E3D;
  --senvo-blue: #2F6BFF;
  --senvo-blue-strong: #2557D6;
  --senvo-azur: #1E9FD6;
  --senvo-teal: #14C3A2;
  --senvo-teal-text: #0C8E76;
  --senvo-night: #0B1730;
  --senvo-muted: #5B6B85;
  --senvo-border: #E6ECF7;
  --senvo-surface: #F4F7FE;
  --senvo-white: #FFFFFF;
  --senvo-gradient: linear-gradient(135deg, #2F6BFF 0%, #1E9FD6 55%, #14C3A2 100%);
  /* sections sombres */
  --senvo-dark-text: #E8EEFB;
  --senvo-dark-muted: #94A6C8;
  --senvo-dark-border: rgba(255, 255, 255, 0.14);
  --senvo-dark-link: #8FB0FF;
  /* états */
  --senvo-success: #0C8E76;
  --senvo-error: #D93843;
  --senvo-warning: #B45309;
  /* échelle typo fluide */
  --senvo-fs-h1: clamp(2.1rem, 1.4rem + 2.6vw, 3.4rem);
  --senvo-fs-h2: clamp(1.45rem, 1.2rem + 1.1vw, 2rem);
  --senvo-fs-h3: 1.25rem;
  --senvo-fs-body: 1.0625rem;
  --senvo-fs-small: 0.875rem;
  /* layout */
  --senvo-radius-s: 8px;
  --senvo-radius-m: 12px;
  --senvo-radius-l: 18px;
  --senvo-container: 1140px;
  --senvo-shadow-card: 0 10px 30px rgba(15, 30, 61, 0.06);
}

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

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: var(--senvo-fs-body);
  line-height: 1.65;
  color: var(--senvo-ink);
  background: var(--senvo-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: "Poppins", "Segoe UI", system-ui, sans-serif;
  margin: 0;
}

h1 { font-size: var(--senvo-fs-h1); font-weight: 700; line-height: 1.12; letter-spacing: -0.01em; }
h2 { font-size: var(--senvo-fs-h2); font-weight: 600; line-height: 1.18; }
h3 { font-size: var(--senvo-fs-h3); font-weight: 600; }

p { margin: 0; }

a { color: var(--senvo-blue-strong); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible { outline: 2px solid var(--senvo-blue); outline-offset: 2px; }

html { scroll-behavior: smooth; }

.container {
  max-width: var(--senvo-container);
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow { max-width: 760px; }

/* --------------------------------------------------------------------------
   Composants
   -------------------------------------------------------------------------- */

.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--senvo-muted);
  margin: 0 0 14px;
}

.eyebrow-teal { color: var(--senvo-teal); }

.btn {
  display: inline-block;
  font-family: "Poppins", system-ui, sans-serif;
  font-weight: 600;
  font-size: 16px;
  border: 0;
  border-radius: var(--senvo-radius-m);
  padding: 15px 28px;
  cursor: pointer;
  text-align: center;
}

.btn:hover { text-decoration: none; }

.btn-primary { background: var(--senvo-blue); color: #fff; }
.btn-primary:hover { background: var(--senvo-blue-strong); }

.btn-ghost { background: #fff; color: var(--senvo-ink); border: 1.5px solid var(--senvo-border); }
.btn-ghost:hover { border-color: var(--senvo-blue); color: var(--senvo-blue-strong); }

.btn-dark-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: var(--senvo-dark-text);
  border: 1.5px solid var(--senvo-dark-border);
}
.btn-dark-ghost:hover { background: rgba(255, 255, 255, 0.16); color: #fff; }

.btn-small { font-size: 14px; padding: 11px 20px; }
.btn-block { width: 100%; }

.badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 20px;
  padding: 4px 11px;
  white-space: nowrap;
}

.badge-success { color: var(--senvo-success); background: rgba(20, 195, 162, 0.12); }
.badge-warning { color: var(--senvo-warning); background: rgba(180, 83, 9, 0.10); }

.flash {
  margin: 18px 0 0;
  padding: 14px 18px;
  border-radius: var(--senvo-radius-m);
  font-size: 15px;
  font-weight: 500;
}

.flash-success { background: rgba(20, 195, 162, 0.10); border: 1px solid rgba(20, 195, 162, 0.35); color: var(--senvo-teal-text); }
.flash-error { background: rgba(217, 56, 67, 0.07); border: 1px solid rgba(217, 56, 67, 0.30); color: var(--senvo-error); }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */

.site-header {
  background: var(--senvo-white);
  border-bottom: 1px solid var(--senvo-border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand {
  font-family: "Poppins", system-ui, sans-serif;
  font-weight: 600;
  font-size: 26px;
  letter-spacing: 0.04em;
  color: var(--senvo-ink);
}

.brand:hover { text-decoration: none; }

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

.brand-light { color: #fff; font-size: 24px; }

.site-nav { display: flex; gap: 28px; }

.site-nav a { font-size: 15px; font-weight: 500; color: #33415A; }
.site-nav a:hover { color: var(--senvo-blue-strong); text-decoration: none; }

.header-actions { display: flex; align-items: center; gap: 14px; }

.lang-switch {
  font-size: 13px;
  font-weight: 600;
  color: var(--senvo-muted);
  border: 1.5px solid var(--senvo-border);
  border-radius: var(--senvo-radius-s);
  padding: 6px 10px;
}
.lang-switch:hover { color: var(--senvo-blue-strong); border-color: var(--senvo-blue); text-decoration: none; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  color: var(--senvo-ink);
  padding: 6px;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero { background: var(--senvo-surface); }

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 56px;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 76px;
}

.hero-copy h1 { margin-bottom: 20px; }

.hero .lead {
  font-size: 18px;
  color: #33415A;
  max-width: 540px;
  margin-bottom: 26px;
}

.cta-row { display: flex; flex-wrap: wrap; gap: 16px; }

.reassurance { font-size: 14px; color: var(--senvo-muted); margin-top: 14px; }

.hero-visual { position: relative; min-height: 540px; }

.hero-mark { position: absolute; top: -10px; left: -4px; opacity: 0.3; }

.hero-card {
  position: absolute;
  background: var(--senvo-white);
  border: 1px solid var(--senvo-border);
  border-radius: var(--senvo-radius-l);
  box-shadow: var(--senvo-shadow-card);
  padding: 24px;
}

.hero-card-main { top: 0; right: 0; width: min(390px, 100%); }
.hero-card-secondary { top: 288px; left: 0; width: min(330px, 90%); padding: 22px; }

.hero-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.hero-card-title { font-family: "Poppins", system-ui, sans-serif; font-weight: 600; font-size: 18px; }

.hero-card-tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--senvo-muted);
  margin-bottom: 8px;
}

.hero-card-text { font-size: 14.5px; line-height: 1.6; color: #33415A; }

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

.chip {
  font-size: 12px;
  font-weight: 600;
  color: #33415A;
  background: var(--senvo-surface);
  border: 1px solid var(--senvo-border);
  border-radius: 20px;
  padding: 4px 11px;
}

.hero-chip-dark {
  position: absolute;
  bottom: 0;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--senvo-night);
  border-radius: 14px;
  padding: 16px 20px;
  box-shadow: 0 14px 34px rgba(11, 23, 48, 0.28);
}

.hero-chip-dark div { display: flex; flex-direction: column; gap: 2px; }
.hero-chip-dark strong { font-size: 14px; color: var(--senvo-dark-text); }
.hero-chip-dark span { font-size: 12.5px; color: var(--senvo-dark-muted); }

/* --------------------------------------------------------------------------
   Stats
   -------------------------------------------------------------------------- */

.stats { border-bottom: 1px solid var(--senvo-border); }

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  padding-top: 34px;
  padding-bottom: 34px;
  text-align: center;
}

.stat { display: flex; flex-direction: column; gap: 4px; }
.stat strong { font-family: "Poppins", system-ui, sans-serif; font-weight: 600; font-size: 28px; }
.stat span { font-size: 14px; color: var(--senvo-muted); }

/* --------------------------------------------------------------------------
   Sections communes
   -------------------------------------------------------------------------- */

section { scroll-margin-top: 90px; }

.section-head { max-width: 660px; margin-bottom: 44px; }
.section-head h2 { margin-bottom: 14px; }
.section-lead { font-size: 16.5px; color: #33415A; }

/* --------------------------------------------------------------------------
   Solutions
   -------------------------------------------------------------------------- */

.solutions { padding: 88px 0; }

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.solution-card {
  background: var(--senvo-surface);
  border: 1px solid var(--senvo-border);
  border-radius: var(--senvo-radius-l);
  padding: 32px 30px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.solution-card h3 { font-size: 21px; }
.solution-card p { font-size: 15px; line-height: 1.65; color: #33415A; }

.solution-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

.sector {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--senvo-teal-text);
}

.sector-muted { color: var(--senvo-muted); }

.card-link { font-size: 14.5px; font-weight: 600; }

.solution-card-next {
  background: var(--senvo-white);
  border: 1.5px dashed #C7D3EA;
  justify-content: center;
}

.solution-card-next .btn { align-self: flex-start; margin-top: 4px; }

/* --------------------------------------------------------------------------
   Démarche (section sombre)
   -------------------------------------------------------------------------- */

.method { background: var(--senvo-night); padding: 88px 0; }

.method-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px;
  align-items: center;
}

.method h2 { color: var(--senvo-dark-text); margin-bottom: 18px; }
.method-lead { font-size: 16.5px; line-height: 1.7; color: var(--senvo-dark-muted); max-width: 520px; margin-bottom: 26px; }

.method-steps { list-style: none; margin: 0; padding: 0; }

.method-steps li {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--senvo-dark-border);
}

.method-steps li:last-child { border-bottom: 0; }

.step-index {
  font-family: "Poppins", system-ui, sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: var(--senvo-teal);
  width: 34px;
  flex: none;
}

.method-steps strong { display: block; font-family: "Poppins", system-ui, sans-serif; font-weight: 600; font-size: 17px; color: var(--senvo-dark-text); margin-bottom: 4px; }
.method-steps p { font-size: 14.5px; line-height: 1.6; color: var(--senvo-dark-muted); }

/* --------------------------------------------------------------------------
   À propos
   -------------------------------------------------------------------------- */

.about { padding: 88px 0; }

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px;
  align-items: center;
}

.about h2 { margin-bottom: 18px; }
.about p { font-size: 16.5px; line-height: 1.7; color: #33415A; max-width: 540px; margin-bottom: 16px; }

.fact-card {
  background: var(--senvo-surface);
  border: 1px solid var(--senvo-border);
  border-radius: var(--senvo-radius-l);
  padding: 20px 32px;
  margin: 0;
}

.fact-card > div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--senvo-border);
}

.fact-card > div:last-child { border-bottom: 0; }
.fact-card dt { font-size: 15px; color: var(--senvo-muted); }
.fact-card dd { font-size: 15px; font-weight: 600; margin: 0; text-align: right; }

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */

.contact { background: var(--senvo-surface); padding: 88px 0; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px;
  align-items: center;
}

.contact h2 { margin-bottom: 16px; }

.contact-email { display: flex; align-items: center; gap: 12px; margin-top: 18px; font-weight: 600; }

.contact-form {
  background: var(--senvo-white);
  border: 1px solid var(--senvo-border);
  border-radius: var(--senvo-radius-l);
  box-shadow: var(--senvo-shadow-card);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-field { display: flex; flex-direction: column; gap: 7px; }
.form-field label { font-size: 13.5px; font-weight: 600; }

.form-field input,
.form-field textarea {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 15px;
  color: var(--senvo-ink);
  background: #fff;
  border: 1.5px solid var(--senvo-border);
  border-radius: var(--senvo-radius-m);
  padding: 13px 14px;
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: #9AA7BC; }

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--senvo-blue);
  outline: none;
  box-shadow: 0 0 0 3px rgba(47, 107, 255, 0.15);
}

.form-field textarea { resize: vertical; }

/* Honeypot : hors écran, invisible pour les humains. */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  height: 0;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   Pages annexes
   -------------------------------------------------------------------------- */

.legal-page { padding: 72px 0 96px; }
.legal-page h1 { margin-bottom: 34px; }
.legal-page h2 { font-size: 19px; margin: 30px 0 10px; }
.legal-page p { color: #33415A; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.site-footer { background: var(--senvo-ink); padding: 64px 0 36px; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand p { font-size: 14.5px; line-height: 1.65; color: var(--senvo-dark-muted); max-width: 300px; margin-top: 14px; }

.footer-col { display: flex; flex-direction: column; gap: 12px; }

.footer-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--senvo-muted);
}

.footer-col a, .footer-col span { font-size: 14.5px; color: var(--senvo-dark-text); }
.footer-col a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 26px;
  font-size: 13px;
  color: var(--senvo-muted);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 900px) {
  .hero-grid, .method-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .solutions-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, minmax(0, 1fr)); text-align: left; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .hero-grid { padding-top: 48px; padding-bottom: 48px; }
  .solutions, .method, .about, .contact { padding: 56px 0; }

  .hero-visual { min-height: 0; display: flex; flex-direction: column; gap: 14px; }
  .hero-mark { display: none; }
  .hero-card, .hero-chip-dark { position: static; width: 100%; }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--senvo-white);
    border-bottom: 1px solid var(--senvo-border);
    padding: 8px 24px 16px;
  }

  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 12px 0; border-bottom: 1px solid var(--senvo-border); }
  .site-nav a:last-child { border-bottom: 0; }

  .nav-toggle { display: block; }
  .header-actions .btn { display: none; }
}

@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}