/* ==========================================================================
   MV Informatique — feuille de style
   Ton chaleureux & sobre. Fond crème, charcoal, un seul accent émeraude.
   Coins légèrement arrondis, une ombre douce. Pas de lueurs, pas de dégradés.
   Modifiez les variables ci-dessous pour tout réajuster.
   ========================================================================== */

:root {
  /* Couleurs */
  --bg:          #fbfaf6;   /* fond crème */
  --bg-warm:     #f4f1e9;   /* sections en retrait */
  --surface:     #ffffff;
  --ink:         #1e2522;   /* texte (charcoal chaud) */
  --muted:       #5e645f;   /* texte secondaire */
  --line:        #e7e3da;   /* filets */
  --accent:      #126e5d;   /* émeraude */
  --accent-dark: #0c5749;   /* survol */
  --accent-soft: #e7f0ed;   /* fonds de pastilles / icônes */

  /* Typo */
  --font-display: "Fraunces", Georgia, serif;
  --font-body:    "Hanken Grotesk", system-ui, sans-serif;

  /* Mesures */
  --radius:    12px;
  --radius-sm: 8px;
  --pad-x:     clamp(20px, 5vw, 56px);
  --section:   clamp(64px, 9vw, 120px);
  --gap:       clamp(20px, 3.5vw, 40px);

  /* Une seule ombre, douce et neutre */
  --shadow: 0 1px 2px rgba(30,37,34,.04), 0 10px 30px rgba(30,37,34,.06);
}

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

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--accent); color: #fff; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.wrap { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: var(--pad-x); }

/* ==========================================================================
   En-tête
   ========================================================================== */
.masthead {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,250,246,0.82);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease;
}
.masthead.is-stuck { border-bottom-color: var(--line); }
.masthead .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  display: inline-flex; align-items: baseline; gap: .5ch;
}
.brand .dot { color: var(--accent); }
.brand small { font-family: var(--font-body); font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

.nav { display: flex; align-items: center; gap: clamp(18px, 2.5vw, 34px); }
.nav a { font-size: .94rem; font-weight: 500; color: var(--muted); transition: color .2s; }
.nav a:hover { color: var(--ink); }
.nav .nav-cta {
  color: var(--accent); font-weight: 600;
  border: 1px solid var(--accent); border-radius: 100px;
  padding: 8px 18px;
  transition: background .2s, color .2s;
}
.nav .nav-cta:hover { background: var(--accent); color: #fff; }

.nav-toggle {
  display: none; border: 1px solid var(--line); background: var(--surface);
  border-radius: var(--radius-sm); padding: 9px 14px; cursor: pointer;
  font-family: var(--font-body); font-weight: 600; font-size: .85rem; color: var(--ink);
}

/* ==========================================================================
   Boutons
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 600; font-size: .98rem;
  padding: 14px 24px; border-radius: 100px; cursor: pointer;
  border: 1px solid transparent; transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.btn .arrow { transition: transform .22s ease; }
.btn:hover .arrow { transform: translateX(3px); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { padding-block: clamp(56px, 8vw, 104px) var(--section); }
.hero .eyebrow { display: block; margin-bottom: 22px; }
.hero h1 {
  font-size: clamp(2.5rem, 6.5vw, 4.6rem);
  max-width: 16ch;
}
.hero h1 em { font-style: italic; color: var(--accent); font-weight: 600; }
.hero-lead {
  margin-top: 26px; max-width: 52ch;
  font-size: 1.16rem; color: var(--muted);
}
.hero-actions { margin-top: 38px; display: flex; gap: 14px; flex-wrap: wrap; }

@media (prefers-reduced-motion: no-preference) {
  .hero .eyebrow, .hero h1, .hero-lead, .hero-actions {
    opacity: 0; transform: translateY(14px);
    animation: rise .6s cubic-bezier(.22,.61,.36,1) forwards;
  }
  .hero h1 { animation-delay: .06s; }
  .hero-lead { animation-delay: .12s; }
  .hero-actions { animation-delay: .18s; }
}
@keyframes rise { to { opacity: 1; transform: none; } }

/* ==========================================================================
   Sections publics (Particuliers / PME)
   ========================================================================== */
.segment { padding-block: var(--section); border-top: 1px solid var(--line); }
.segment.warm { background: var(--bg-warm); }

.segment-head { max-width: 60ch; margin-bottom: clamp(36px, 5vw, 56px); }
.segment-head h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); margin-top: 14px; }
.segment-head p { margin-top: 18px; color: var(--muted); font-size: 1.08rem; }

/* Tarifs annoncés en clair, en pastilles */
.rates { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.rate {
  display: inline-flex; align-items: baseline; gap: 8px;
  background: var(--accent-soft); color: var(--accent-dark);
  border-radius: 100px; padding: 9px 18px;
  font-size: .95rem; font-weight: 600;
}
.rate b { font-family: var(--font-display); font-size: 1.05rem; }
.rate span { font-weight: 500; color: var(--accent); opacity: .85; }

/* Blocs de prestations */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform .22s ease, box-shadow .22s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card .ic {
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--accent-soft);
  display: grid; place-items: center;
  font-size: 1.35rem; margin-bottom: 20px;
}
.card h3 { font-size: 1.25rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .97rem; }

/* ==========================================================================
   À propos — voix humaine + badges de confiance
   ========================================================================== */
.about { padding-block: var(--section); border-top: 1px solid var(--line); }
.about .wrap { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.25fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.about-portrait {
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  padding: 40px;
  aspect-ratio: 1 / 1;
  display: flex; flex-direction: column; justify-content: space-between;
}
.about-portrait .mono-mark {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 600; line-height: 1;
}
.about-portrait .sig { font-size: .98rem; opacity: .85; max-width: 26ch; }
.about-text h2 { font-size: clamp(1.8rem, 3.8vw, 2.7rem); margin-bottom: 22px; }
.about-text p { color: var(--muted); margin-bottom: 16px; }
.about-text p strong { color: var(--ink); font-weight: 600; }

.badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--line); border-radius: 100px;
  padding: 9px 16px; font-size: .9rem; font-weight: 500; background: var(--surface);
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact { padding-block: var(--section); border-top: 1px solid var(--line); background: var(--bg-warm); }
.contact .wrap { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.15fr); gap: clamp(36px, 6vw, 72px); align-items: start; }
.contact h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); margin-block: 14px 18px; }
.contact-lead { color: var(--muted); font-size: 1.08rem; max-width: 38ch; }

.contact-direct {
  margin-top: 30px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 26px;
}
.contact-direct .label { font-size: .82rem; color: var(--muted); margin-bottom: 8px; }
.contact-direct a.mail {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; color: var(--accent);
  display: inline-flex; align-items: center; gap: 8px;
}
.contact-direct a.mail:hover { color: var(--accent-dark); }
.contact-direct .sub { margin-top: 14px; font-size: .92rem; color: var(--muted); }
.contact-direct .sub a { color: var(--ink); font-weight: 600; }

/* Formulaire */
.form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(24px, 4vw, 36px); display: grid; gap: 20px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: grid; gap: 7px; }
.field label { font-size: .82rem; font-weight: 600; color: var(--ink); }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: 1rem; color: var(--ink);
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 12px 14px; width: 100%; transition: border-color .2s, box-shadow .2s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted); opacity: .6; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(18,110,93,.12);
}
.field textarea { resize: vertical; min-height: 110px; }
.form .btn { justify-self: start; }
.form-status { font-size: .92rem; font-weight: 500; display: none; }
.form-status.show { display: block; }
.form-status.ok { color: var(--accent-dark); }
.form-status.err { color: #b3402e; }
.hp { position: absolute; left: -9999px; width: 0; height: 0; opacity: 0; }

/* ==========================================================================
   Pied de page
   ========================================================================== */
.foot { padding-block: 40px; border-top: 1px solid var(--line); }
.foot .wrap { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.foot .brand { font-size: 1.05rem; }
.foot small { color: var(--muted); font-size: .85rem; }
.foot a:hover { color: var(--accent); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 880px) {
  .cards { grid-template-columns: 1fr; }
  .about .wrap, .contact .wrap { grid-template-columns: 1fr; }
  .about-portrait { aspect-ratio: auto; padding: 32px; }
}
@media (max-width: 600px) {
  .nav { display: none; }
  .nav.open {
    display: flex; position: fixed; inset: 72px 0 auto; flex-direction: column;
    align-items: stretch; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line);
    padding: 8px var(--pad-x) 16px; z-index: 40;
  }
  .nav.open a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav.open .nav-cta { border: 1px solid var(--accent); border-radius: 100px; text-align: center; margin-top: 12px; padding: 12px; }
  .nav-toggle { display: inline-block; }
  .form-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; justify-content: center; }
}