/* =====================================================================
   LDBM Elec : feuille de style
   DA « atelier technique » : porcelaine froide, encre profonde, cyan
   électrique. Aucune photo dans le dossier : design 100% data-led.
   ===================================================================== */

/* ---------- Design system (tokens sémantiques) ---------- */
:root {
  /* Palette (construite data-led, aucune photo à mesurer) */
  --color-bg:          #EEF1F4;  /* porcelaine froide, fond principal */
  --color-bg-alt:      #E4E8EC;  /* fond secondaire / bandes */
  --color-surface:     #FFFFFF;  /* cartes élevées */
  --color-ink:         #10161C;  /* sections sombres */
  --color-text:        #12181F;  /* texte principal (15,7:1 sur bg) */
  --color-text-muted:  #5A6672;  /* texte secondaire (5,2:1 / 4,8:1) */
  --color-on-dark:     #C6CED6;  /* texte sur sombre (11,4:1) */
  --color-on-dark-mut: #8A97A4;  /* texte secondaire sur sombre (6,1:1) */
  --color-accent:      #0AA2C4;  /* cyan électrique : aplats, CTA, tracé */
  --color-accent-ink:  #086F87;  /* accent en texte sur clair (5,1:1) */
  --color-accent-brt:  #22C3E6;  /* accent en texte sur sombre (8,7:1) */
  --color-border:      #D3D9DE;  /* bordures subtiles */
  --color-border-dk:   rgba(255,255,255,.10);

  /* Typographie */
  --font-display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body:    'DM Sans', 'Segoe UI', system-ui, sans-serif;

  /* Espacements */
  --space-xs: .25rem;  --space-sm: .5rem;  --space-md: 1rem;
  --space-lg: 2rem;    --space-xl: 4rem;   --space-2xl: 7rem;

  /* Rayons */
  --radius-sm: 8px;  --radius-md: 14px;  --radius-lg: 22px;  --radius-full: 9999px;

  /* Transitions */
  --t-fast: .16s cubic-bezier(.4,0,.2,1);
  --t-base: .3s cubic-bezier(.4,0,.2,1);

  --wrap: 1160px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.62;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.06; letter-spacing: -.02em; }
ol, ul { list-style: none; padding: 0; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(1.1rem, 4vw, 2.2rem); }

/* ---------- Eyebrow / labels ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: .74rem;
  letter-spacing: .19em;
  text-transform: uppercase;
  color: var(--color-accent-ink);
}
.eyebrow-line { position: relative; padding-left: 2.6rem; }
.eyebrow-line::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 2rem; height: 2px; background: var(--color-accent);
}
.eyebrow-bright { color: var(--color-accent-brt); }
.eyebrow-bright.eyebrow-line::before { background: var(--color-accent-brt); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-display); font-weight: 700; font-size: .96rem;
  letter-spacing: -.01em;
  padding: .95rem 1.5rem; border-radius: var(--radius-full);
  border: 2px solid transparent; cursor: pointer;
  transition: transform var(--t-fast), background var(--t-base), border-color var(--t-base), color var(--t-base);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-accent { background: var(--color-accent); color: #06232B; }
.btn-accent:hover { background: #0BB4D9; }
.btn-accent .btn-num { font-weight: 500; opacity: .82; padding-left: .1rem; }
.btn-ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent-ink); }
.btn-ghost-dark { background: transparent; color: var(--color-on-dark); border-color: var(--color-border-dk); }
.btn-ghost-dark:hover { border-color: var(--color-accent-brt); color: #fff; }
.btn-block { width: 100%; justify-content: center; }
.arr, .btn-num { transition: transform var(--t-fast); }
.btn:hover .arr { transform: translateX(3px); }

.link-strong {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-display); font-weight: 700; color: var(--color-accent-ink);
  border-bottom: 2px solid transparent; padding-bottom: 2px; transition: border-color var(--t-base);
}
.link-strong span { transition: transform var(--t-fast); }
.link-strong:hover { border-color: var(--color-accent); }
.link-strong:hover span { transform: translateX(3px); }

/* ---------- Étoiles (calque clippé, jamais 5 pleines pour 4,9) ---------- */
.stars { position: relative; display: inline-block; font-size: 1.05rem; line-height: 1; letter-spacing: .12em; white-space: nowrap; }
.stars-empty { color: var(--color-border); }
.stars-full {
  position: absolute; inset: 0; overflow: hidden; width: var(--rate, 100%);
  color: var(--color-accent); white-space: nowrap;
}
.stars-lg { font-size: 1.9rem; }

/* ---------- Bandeau maquette ---------- */
.pitch {
  display: flex; align-items: center; justify-content: center; gap: .6rem;
  background: var(--color-ink); color: var(--color-on-dark);
  font-size: .8rem; text-align: center; padding: .55rem 1rem;
}
.pitch-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent-brt); box-shadow: 0 0 0 0 rgba(34,195,230,.6); animation: pulse 2.4s ease-out infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(34,195,230,.55); } 70% { box-shadow: 0 0 0 9px rgba(34,195,230,0); } 100% { box-shadow: 0 0 0 0 rgba(34,195,230,0); } }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(238,241,244,.82); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.nav-in { display: flex; align-items: center; gap: 1.4rem; height: 68px; }
.brand { display: flex; align-items: center; gap: .6rem; }
.brand-mark { width: 34px; height: 34px; flex: none; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.12rem; letter-spacing: -.01em; }
.nav-links { display: flex; gap: 1.5rem; margin-left: auto; }
.nav-links a { font-size: .92rem; color: var(--color-text-muted); font-weight: 500; transition: color var(--t-fast); position: relative; }
.nav-links a:hover { color: var(--color-text); }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -4px; width: 0; height: 2px; background: var(--color-accent); transition: width var(--t-base); }
.nav-links a:hover::after { width: 100%; }
.nav-tel { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.15; padding: .35rem .9rem; border-radius: var(--radius-sm); border: 1px solid var(--color-border); transition: border-color var(--t-base), background var(--t-base); }
.nav-tel:hover { border-color: var(--color-accent); background: var(--color-surface); }
.nav-tel-label { font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-text-muted); }
.nav-tel-num { font-family: var(--font-display); font-weight: 700; font-size: .98rem; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(3.2rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 5rem); }
.hero-grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(10,162,196,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10,162,196,.06) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(120% 100% at 20% 0%, #000 30%, transparent 78%);
          mask-image: radial-gradient(120% 100% at 20% 0%, #000 30%, transparent 78%);
}
.hero-wire { position: absolute; left: 0; top: 0; width: 100%; height: 100%; pointer-events: none; z-index: 1; }
.hero-in { position: relative; z-index: 2; display: grid; grid-template-columns: 1.35fr .9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero-copy { max-width: 40ch; }
.hero h1 { font-size: clamp(2.5rem, 6.2vw, 4.3rem); margin: 1.1rem 0 1.3rem; }
.hero h1 .hl { color: var(--color-accent-ink); position: relative; white-space: nowrap; }
.hero h1 .hl::after { content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .12em; background: linear-gradient(90deg, var(--color-accent), rgba(10,162,196,0)); border-radius: 2px; }
.hero-lede { font-size: 1.16rem; color: var(--color-text-muted); max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero-cta .btn-accent { flex-direction: column; align-items: flex-start; line-height: 1.05; gap: .1rem; padding-top: .7rem; padding-bottom: .7rem; }

/* Panneau de confiance (remplace la photo) */
.trust { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: clamp(1.4rem, 3vw, 2rem); box-shadow: 0 24px 60px -34px rgba(16,22,28,.4); }
.trust-rating { display: grid; grid-template-columns: auto auto; align-items: baseline; gap: .1rem .5rem; padding-bottom: 1.1rem; margin-bottom: 1.1rem; border-bottom: 1px solid var(--color-border); }
.rate-num { font-family: var(--font-display); font-weight: 700; font-size: 3.2rem; line-height: 1; letter-spacing: -.03em; }
.rate-of { color: var(--color-text-muted); font-family: var(--font-display); font-weight: 500; }
.trust-rating .stars { grid-column: 1 / -1; margin-top: .5rem; }
.rate-src { grid-column: 1 / -1; font-size: .82rem; color: var(--color-text-muted); margin-top: .3rem; }
.trust-meta { display: grid; gap: .85rem; }
.trust-meta > div { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; }
.trust-meta dt { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-text-muted); }
.trust-meta dd { font-family: var(--font-display); font-weight: 500; font-size: .96rem; text-align: right; }

.hero-scroll { display: block; width: 26px; height: 42px; border: 2px solid var(--color-border); border-radius: var(--radius-full); margin: 2.6rem auto 0; position: relative; }
.hero-scroll span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; border-radius: 2px; background: var(--color-accent); transform: translateX(-50%); animation: scroll 1.8s ease-in-out infinite; }
@keyframes scroll { 0%,100% { opacity: 0; transform: translate(-50%,0); } 40% { opacity: 1; transform: translate(-50%,10px); } }

/* ---------- Bande de faits ---------- */
.facts { background: var(--color-ink); color: var(--color-on-dark); }
.facts-in { display: grid; grid-template-columns: repeat(4, 1fr); }
.fact { padding: 1.7rem 1rem; text-align: center; border-left: 1px solid var(--color-border-dk); }
.fact:first-child { border-left: none; }
.fact strong { display: block; font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; letter-spacing: -.02em; }
.fact span { font-size: .82rem; color: var(--color-on-dark-mut); }

/* ---------- Sections generiques ---------- */
.sec-head { max-width: 44ch; margin-bottom: clamp(2rem, 4vw, 3rem); }
.sec-head h2, .methode-intro h2, .contact-info h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); margin: .8rem 0 .7rem; }
.sec-head p { color: var(--color-text-muted); font-size: 1.06rem; }

.metiers { padding: clamp(3.5rem, 7vw, var(--space-2xl)) 0; }
.metier-list { border-top: 1px solid var(--color-border); }
.metier { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1.4rem; padding: 1.7rem .4rem; border-bottom: 1px solid var(--color-border); transition: background var(--t-base), padding-left var(--t-base); }
.metier:hover { background: var(--color-surface); padding-left: 1.1rem; }
.metier-k { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; color: var(--color-accent); width: 2.4rem; }
.metier-body h3 { font-size: 1.4rem; }
.metier-body p { color: var(--color-text-muted); margin-top: .25rem; max-width: 60ch; }
.metier-tag { font-family: var(--font-display); font-weight: 500; font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--color-accent-ink); border: 1px solid var(--color-border); border-radius: var(--radius-full); padding: .3rem .8rem; white-space: nowrap; }

/* ---------- Methode (sombre) ---------- */
.methode { background: var(--color-ink); color: var(--color-on-dark); padding: clamp(3.5rem, 7vw, var(--space-2xl)) 0; position: relative; overflow: hidden; }
.methode::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(to right, rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(to bottom, rgba(255,255,255,.03) 1px, transparent 1px); background-size: 46px 46px; -webkit-mask-image: radial-gradient(90% 80% at 85% 100%, #000, transparent 72%); mask-image: radial-gradient(90% 80% at 85% 100%, #000, transparent 72%); }
.methode-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.methode-intro h2 { color: #fff; }
.methode-intro .lede { color: var(--color-on-dark); font-size: 1.1rem; margin: 1rem 0 1.6rem; }
.methode-intro .link-strong { color: var(--color-accent-brt); }
.methode-intro .link-strong:hover { border-color: var(--color-accent-brt); }
.steps { display: grid; gap: 1.2rem; }
.steps li { position: relative; display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; background: rgba(255,255,255,.03); border: 1px solid var(--color-border-dk); border-radius: var(--radius-md); padding: 1.3rem 1.4rem; }
.step-node { width: 14px; height: 14px; border-radius: 50%; border: 3px solid var(--color-accent-brt); margin-top: .35rem; position: relative; }
.steps li:not(:last-child) .step-node::after { content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%); width: 2px; height: calc(1.2rem + 1.3rem); background: linear-gradient(var(--color-accent-brt), transparent); }
.steps h4 { color: #fff; font-size: 1.12rem; }
.steps p { color: var(--color-on-dark-mut); margin-top: .3rem; }

/* ---------- Confiance ---------- */
.confiance { padding: clamp(3.5rem, 7vw, var(--space-2xl)) 0; text-align: center; background: var(--color-bg-alt); }
.confiance-in { max-width: 52ch; margin: 0 auto; }
.confiance .stars-lg { margin-bottom: 1rem; }
.confiance-num { font-family: var(--font-display); color: var(--color-text-muted); letter-spacing: .04em; margin-bottom: .3rem; }
.confiance-num strong { font-weight: 700; color: var(--color-text); font-size: 1.15rem; }
.confiance h2 { font-size: clamp(1.8rem, 4vw, 2.7rem); }
.confiance-lede { color: var(--color-text-muted); font-size: 1.08rem; margin: .9rem auto 1.8rem; max-width: 44ch; }

/* ---------- Contact ---------- */
.contact { padding: clamp(3.5rem, 7vw, var(--space-2xl)) 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact-lede { color: var(--color-text-muted); margin: .9rem 0 1.4rem; font-size: 1.06rem; max-width: 40ch; }
.contact-tel { display: inline-block; font-family: var(--font-display); font-weight: 700; font-size: clamp(1.7rem, 4vw, 2.4rem); letter-spacing: -.02em; color: var(--color-text); border-bottom: 3px solid var(--color-accent); padding-bottom: .1rem; transition: color var(--t-base); }
.contact-tel:hover { color: var(--color-accent-ink); }
.contact-meta { display: grid; gap: .9rem; margin: 1.8rem 0; }
.contact-meta > div { display: grid; grid-template-columns: 7rem 1fr; gap: 1rem; padding-bottom: .9rem; border-bottom: 1px solid var(--color-border); }
.contact-meta dt { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--color-text-muted); padding-top: .15rem; }
.contact-meta dd { font-family: var(--font-display); font-weight: 500; }
.map { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-border); margin-bottom: 1rem; }
.map iframe { width: 100%; height: 240px; border: 0; filter: grayscale(.2) contrast(1.03); }
.gmaps { display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; color: var(--color-accent-ink); font-size: .95rem; }
.gmaps:hover { text-decoration: underline; }

.contact-form { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: clamp(1.4rem, 3vw, 2.1rem); box-shadow: 0 24px 60px -40px rgba(16,22,28,.4); }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: .4rem; font-weight: 600; }
.field input, .field textarea { width: 100%; font-family: var(--font-body); font-size: 1rem; color: var(--color-text); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: .8rem .9rem; transition: border-color var(--t-base), box-shadow var(--t-base); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(10,162,196,.18); }
.field textarea { resize: vertical; }
.form-note { font-size: .78rem; color: var(--color-text-muted); margin-top: .9rem; text-align: center; }

/* ---------- Footer ---------- */
.foot { background: var(--color-ink); color: var(--color-on-dark); padding: 2.6rem 0; }
.foot-in { display: grid; grid-template-columns: auto 1fr; gap: 1.2rem 2rem; align-items: center; }
.foot-brand { display: flex; align-items: center; gap: .8rem; }
.foot-brand strong { display: block; font-family: var(--font-display); font-size: 1.1rem; color: #fff; }
.foot-brand span { font-size: .84rem; color: var(--color-on-dark-mut); }
.foot-links { display: flex; gap: 1.3rem; justify-content: flex-end; flex-wrap: wrap; }
.foot-links a { font-size: .9rem; color: var(--color-on-dark-mut); transition: color var(--t-fast); }
.foot-links a:hover { color: var(--color-accent-brt); }
.foot-legal { grid-column: 1 / -1; font-size: .78rem; color: var(--color-on-dark-mut); border-top: 1px solid var(--color-border-dk); padding-top: 1.1rem; }
.foot-cred { grid-column: 1 / -1; font-size: .8rem; color: var(--color-on-dark-mut); }

/* ---------- Animations d'entrée (ScrollTrigger) ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-in { grid-template-columns: 1fr; }
  .trust { max-width: 440px; }
  .methode-grid, .contact-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .facts-in { grid-template-columns: repeat(2, 1fr); }
  .fact:nth-child(3) { border-left: none; }
  .fact:nth-child(-n+2) { border-bottom: 1px solid var(--color-border-dk); }
  .metier { grid-template-columns: auto 1fr; }
  .metier-tag { display: none; }
  .foot-in { grid-template-columns: 1fr; }
  .foot-links { justify-content: flex-start; }
  .nav-tel-label { display: none; }
}

/* ---------- Accessibilité : mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .pitch-dot, .hero-scroll span { animation: none; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}