/* ============================================================
   microsoudure-toulouse.fr — feuille de style
   Direction : circuit imprimé / précision électronique
   Une activité Arobase 31
   ============================================================ */

:root {
  --c-bg: #070b12;
  --c-bg-alt: #0b1119;
  --c-panel: #0f1722;
  --c-panel-2: #131e2c;
  --c-border: rgba(142, 197, 255, .16);
  --c-border-strong: rgba(142, 197, 255, .32);

  --c-primary: #29b6f6;
  --c-primary-deep: #1c75bc;
  --c-accent: #4dffe0;

  --c-white: #ffffff;
  --c-text: #e9f1fb;
  --c-text-muted: #8ea3b9;

  --font-display: 'Space Grotesk', 'Poppins', sans-serif;
  --font-body: 'Inter', -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  --radius: 12px;
  --max-width: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--c-text);
  line-height: 1.65;
  background: var(--c-bg);
  background-image: radial-gradient(circle at 1px 1px, rgba(142,197,255,.08) 1px, transparent 0);
  background-size: 26px 26px;
}

a { color: var(--c-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0 0 16px;
  color: var(--c-white);
}
h1 { font-size: 40px; text-transform: uppercase; letter-spacing: .5px; line-height: 1.15; }
h2 { font-size: 30px; text-transform: uppercase; letter-spacing: .5px; }
h3 { font-size: 19px; font-family: var(--font-body); font-weight: 700; }
p { margin: 0 0 16px; color: var(--c-text-muted); }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-accent);
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 12.5px;
  margin-bottom: 12px;
}
.kicker::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--c-accent);
  box-shadow: 0 0 10px var(--c-accent);
  flex-shrink: 0;
}

.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-deep));
  color: #04121d;
  font-family: var(--font-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 15px 36px;
  border-radius: var(--radius);
  font-size: 15px;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(41,182,246,.35), 0 10px 30px rgba(41,182,246,.25);
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
}
.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(41,182,246,.5), 0 14px 34px rgba(41,182,246,.4);
}
.btn-outline {
  background: rgba(41,182,246,.06);
  color: var(--c-primary);
  border: 1.5px solid var(--c-border-strong);
  padding: 13px 34px;
  box-shadow: none;
}
.btn-outline:hover {
  border-color: var(--c-primary);
  background: rgba(41,182,246,.12);
  box-shadow: 0 0 24px rgba(41,182,246,.18);
}

/* ---------- HEADER ---------- */
.topbar {
  background: var(--c-bg-alt);
  border-bottom: 1px solid var(--c-border);
  font-size: 13px;
  color: var(--c-text-muted);
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.topbar a { color: var(--c-text); font-weight: 700; }

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7,11,18,.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--c-border);
  padding: 14px 0;
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--c-white);
}
.navbar .logo img { height: 46px; width: auto; }
.navbar .logo span {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .5px;
  color: var(--c-white);
  text-transform: uppercase;
}
.navbar nav {
  display: flex;
  align-items: center;
  gap: 26px;
}
.navbar nav a {
  color: var(--c-text-muted);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .3px;
}
.navbar nav a:hover, .navbar nav a.active { color: var(--c-primary); text-decoration: none; }
.navbar .nav-cta {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-deep));
  color: #04121d;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  box-shadow: 0 0 0 1px rgba(41,182,246,.35), 0 6px 18px rgba(41,182,246,.25);
}
.navbar .nav-cta:hover { opacity: .92; text-decoration: none; }

.nav-toggle { display: none; }
.nav-toggle-label {
  display: none;
  cursor: pointer;
  font-size: 26px;
  color: var(--c-white);
}

@media (max-width: 860px) {
  .navbar .container { flex-wrap: wrap; }
  .nav-toggle-label { display: block; }
  .navbar nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 14px;
    padding-top: 16px;
  }
  .nav-toggle:checked ~ nav { display: flex; }
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--c-bg-alt);
  text-align: center;
  padding: 70px 20px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 24% 20%, rgba(41,182,246,.20), transparent 55%),
    radial-gradient(circle at 82% 78%, rgba(77,255,224,.14), transparent 50%);
  z-index: 0;
  pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; }

.circuit-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .5;
  pointer-events: none;
}
.circuit-bg svg { width: 100%; height: 100%; display: block; }
.circuit-bg .trace { fill: none; stroke: var(--c-border); stroke-width: 1.5; }
.circuit-bg .node { fill: var(--c-primary-deep); opacity: .55; }
.circuit-bg .pulse { fill: var(--c-accent); filter: drop-shadow(0 0 6px var(--c-accent)); }
.circuit-bg .pulse-b { fill: var(--c-primary); filter: drop-shadow(0 0 6px var(--c-primary)); }

.hero h1 span {
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  max-width: 720px;
  margin: 0 auto 28px;
  font-size: 18px;
}
.hero-photo {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 44px;
  border: 1px solid var(--c-border);
  box-shadow: 0 0 0 1px rgba(41,182,246,.12), 0 30px 60px rgba(0,0,0,.55);
}
.hero-photo::before, .hero-photo::after {
  content: "";
  position: absolute;
  width: 26px; height: 26px;
  border: 2px solid var(--c-accent);
  z-index: 2;
  filter: drop-shadow(0 0 6px rgba(77,255,224,.6));
}
.hero-photo::before { top: -2px; left: -2px; border-right: none; border-bottom: none; }
.hero-photo::after { bottom: -2px; right: -2px; border-left: none; border-top: none; }
.hero-photo img { width: 100%; }

/* ---------- SECTIONS ---------- */
section.block { padding: 60px 20px; position: relative; }
.text-center { text-align: center; }
.narrow { max-width: 820px; margin-left: auto; margin-right: auto; }

/* ---------- GRID / CARDS ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 30px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 26px;
}
.card {
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--c-border-strong);
  box-shadow: 0 0 0 1px rgba(41,182,246,.2), 0 20px 40px rgba(0,0,0,.35);
}
.card .icon {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-deep));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 0 18px rgba(41,182,246,.4);
}
.card .icon svg { width: 24px; height: 24px; stroke: #04121d; fill: none; }
.card p { font-size: 15px; margin-bottom: 0; }
.card .card-link { display: inline-block; margin-top: 10px; font-size: 14px; font-weight: 700; }

.reason {
  background: var(--c-panel);
  border-radius: var(--radius);
  padding: 22px;
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-primary);
}
.reason h3 { font-size: 16.5px; color: var(--c-white); }
.reason p { font-size: 15px; margin: 0; }

/* ---------- STEPS ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
  counter-reset: step;
}
.step { position: relative; padding-top: 46px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; top: 0; left: 0;
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-deep));
  color: #04121d;
  font-family: var(--font-mono);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  box-shadow: 0 0 16px rgba(41,182,246,.4);
}
.step h3 { color: var(--c-white); }
.step p { font-size: 14.5px; margin: 0; }

/* ---------- SPLIT (photo + texte) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.split img {
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

/* ---------- FINAL CTA ---------- */
.cta-final {
  text-align: center;
  background: var(--c-bg-alt);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.cta-final .phone {
  display: block;
  margin-top: 16px;
  font-size: 15px;
  color: var(--c-text-muted);
}
.cta-final .phone a { color: var(--c-white); font-weight: 700; }

/* ---------- FORM ---------- */
.form-wrap { max-width: 640px; margin: 0 auto; }
.form-field { margin-bottom: 18px; }
.form-field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--c-text);
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-panel);
  color: var(--c-text);
  font-family: inherit;
}
.form-field select option { background: var(--c-panel); color: var(--c-text); }
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--c-text-muted); }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(41,182,246,.18);
}
.form-field textarea { min-height: 130px; resize: vertical; }
.required { color: #ff6b6b; margin-left: 2px; }

.form-message {
  display: none;
  padding: 16px 18px;
  border-radius: 12px;
  font-size: 15px;
  margin-bottom: 20px;
}
.form-message.success { background: rgba(30,126,52,.15); color: #7be3a4; border: 1px solid rgba(123,227,164,.3); }
.form-message.error { background: rgba(198,40,40,.15); color: #ff8a80; border: 1px solid rgba(255,138,128,.3); }
.form-message.visible { display: block; }

.contact-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 50px;
  text-align: center;
}
.contact-info .item h3 { font-size: 15px; text-transform: uppercase; color: var(--c-primary); }
.contact-info .item p { margin: 0; font-size: 15px; }

/* ---------- FOOTER ---------- */
footer.site-footer {
  background: linear-gradient(180deg, var(--c-bg-alt) 0%, #04070c 100%);
  border-top: 1px solid var(--c-border);
  padding: 60px 20px 30px;
  margin-top: 40px;
}
footer.site-footer h2 {
  text-align: center;
  color: var(--c-white);
  margin-bottom: 26px;
}
footer .footer-cta { text-align: center; margin-bottom: 46px; }
footer .footer-cta .btn-outline {
  background: rgba(41,182,246,.06);
  border: 1.5px solid var(--c-border-strong);
  color: var(--c-text);
}
footer .footer-cta .btn-outline:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.footer-grid h4 {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 10px;
}
.footer-grid p, .footer-grid a {
  font-size: 14px;
  color: var(--c-text-muted);
  margin: 0 0 4px;
  display: block;
}
.footer-grid a { font-weight: 700; color: var(--c-primary); }
.footer-bottom {
  text-align: center;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
  font-size: 13px;
  color: var(--c-text-muted);
}

@media (max-width: 900px) {
  .grid-3, .grid-2, .split, .contact-info { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
}

/* ---------- BANDEAU COOKIES (flottant) ---------- */
.cookie-banner {
  position: fixed;
  left: 24px;
  bottom: 24px;
  width: min(360px, calc(100% - 48px));
  background: var(--c-panel);
  border: 1px solid var(--c-border-strong);
  padding: 22px 24px;
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(0,0,0,.5), 0 0 0 1px rgba(41,182,246,.1);
  z-index: 999;
  opacity: 0;
  transform: translateY(24px) scale(.97);
  pointer-events: none;
  transition: opacity .3s ease, transform .3s ease;
}
.cookie-banner.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.cookie-banner-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.cookie-banner p {
  color: var(--c-text-muted);
  font-size: 13.5px;
  margin: 0;
}
.cookie-banner a { color: var(--c-accent); font-weight: 700; }
.cookie-banner-actions {
  display: flex;
  gap: 10px;
}
.cookie-banner .btn { padding: 10px 20px; font-size: 12.5px; flex: 1; text-align: center; }
.cookie-banner .btn-outline {
  padding: 8px 18px;
  font-size: 12.5px;
  flex: 1;
  text-align: center;
}
@media (max-width: 480px) {
  .cookie-banner { left: 12px; bottom: 12px; width: calc(100% - 24px); }
}

/* ---------- CARROUSEL ATELIER ---------- */
.carousel {
  position: relative;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  overflow: hidden;
}
.carousel-track-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 6;
  max-height: 460px;
  overflow: hidden;
}
.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .8s ease;
  pointer-events: none;
}
.carousel-slide.active { opacity: 1; pointer-events: auto; }
.carousel-slide img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}
.carousel-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(4,7,12,.85) 0%, rgba(4,7,12,.15) 45%, rgba(4,7,12,.35) 100%);
}
.carousel-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 22px 28px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--c-text);
  text-transform: uppercase;
}
.carousel-caption span { color: var(--c-accent); }
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: rgba(7,11,18,.6);
  border: 1px solid var(--c-border-strong);
  color: var(--c-white);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: background .2s ease, border-color .2s ease;
}
.carousel-arrow:hover { background: rgba(41,182,246,.25); border-color: var(--c-primary); }
.carousel-arrow.prev { left: 18px; }
.carousel-arrow.next { right: 18px; }
.carousel-arrow svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 2.2; }
.carousel-dots {
  position: absolute;
  right: 24px;
  bottom: 22px;
  z-index: 3;
  display: flex;
  gap: 8px;
}
.carousel-dots button {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.3);
  cursor: pointer;
  padding: 0;
  transition: background .2s ease, transform .2s ease;
}
.carousel-dots button.active {
  background: var(--c-accent);
  box-shadow: 0 0 8px var(--c-accent);
  transform: scale(1.2);
}
@media (max-width: 700px) {
  .carousel-track-wrap { aspect-ratio: 4 / 5; max-height: 520px; }
  .carousel-arrow { width: 36px; height: 36px; }
  .carousel-caption { font-size: 11.5px; padding: 16px 18px; }
}