/* =========================================================
   Business by KL – Agence XEFI Beauraing
   ========================================================= */

:root {
  --navy-950: #070f22;
  --navy-900: #0a1630;
  --navy-800: #112553;
  --blue-800: #1e40af;
  --blue-700: #1d4ed8;
  --teal-700: #0e7490;
  --cyan-400: #22d3ee;
  --cyan-300: #67e8f9;
  --ink: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --surface: #ffffff;
  --surface-alt: #f4f7fb;
  --radius: 18px;
  --shadow: 0 18px 40px -20px rgba(15, 23, 42, 0.28);
  --header-h: 72px;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  margin: 0 0 0.6em;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--blue-700);
}

address {
  font-style: normal;
}

.container {
  width: min(1180px, 100% - 2.5rem);
  margin-inline: auto;
}

.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Accessibilité ---------- */

.skip-link {
  position: absolute;
  left: 1rem;
  top: -120px;
  z-index: 100;
  padding: 0.75rem 1.1rem;
  border-radius: 10px;
  background: #fff;
  color: var(--navy-900);
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow);
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 3px solid var(--blue-700);
  outline-offset: 3px;
}

#contenu:focus {
  outline: none;
}

.hero :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--cyan-300);
}

/* ---------- Boutons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.8rem 1.4rem;
  border: 2px solid transparent;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--blue-700);
  color: #fff;
}

.btn-primary:hover {
  background: var(--blue-800);
}

.btn-accent {
  background: var(--cyan-400);
  color: #04202b;
  box-shadow: 0 12px 30px -12px rgba(34, 211, 238, 0.7);
}

.btn-accent:hover {
  background: var(--cyan-300);
}

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}

.btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.btn-sm {
  min-height: 42px;
  padding: 0.55rem 1.1rem;
  font-size: 0.95rem;
}

/* ---------- En-tête ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  backdrop-filter: saturate(160%) blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}

.brand {
  display: flex;
  flex-direction: column;
  color: var(--navy-900);
  line-height: 1.1;
  text-decoration: none;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-by {
  font-weight: 500;
  color: var(--muted);
}

.brand-kl {
  background: linear-gradient(135deg, var(--blue-700), var(--teal-700));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-tag {
  margin-top: 0.25rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav ul {
  display: flex;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a:not(.btn) {
  display: block;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

.site-nav a:not(.btn):hover {
  background: var(--surface-alt);
  color: var(--blue-700);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--navy-900);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.nav-toggle-bars {
  position: relative;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before {
  top: -6px;
}

.nav-toggle-bars::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

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

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3.5rem, 8vw, 6rem);
  color: #cbd5e1;
  background:
    radial-gradient(900px 520px at 88% -10%, rgba(34, 211, 238, 0.24), transparent 60%),
    radial-gradient(760px 520px at -10% 110%, rgba(37, 99, 235, 0.38), transparent 60%),
    linear-gradient(160deg, var(--navy-950), var(--navy-800));
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 15%, transparent 70%);
  mask-image: radial-gradient(ellipse at 70% 30%, #000 15%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  right: -160px;
  bottom: -280px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(103, 232, 249, 0.18);
  border-radius: 50%;
  box-shadow: 0 0 0 60px rgba(103, 232, 249, 0.04), 0 0 0 120px rgba(103, 232, 249, 0.025);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-700);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.hero .eyebrow {
  color: var(--cyan-300);
}

.hero h1 {
  max-width: 16ch;
  font-size: clamp(2.1rem, 5.2vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #fff;
}

.hl {
  background: linear-gradient(90deg, var(--cyan-300), #93c5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  max-width: 38rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: #cbd5e1;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero-card {
  padding: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04));
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.hero-card-title {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.4rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}

.hero-card-title::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--cyan-400), #3b82f6);
}

.hero-card dl {
  display: grid;
  gap: 1.1rem;
  margin: 0;
}

.hero-card div {
  padding-bottom: 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-card div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.hero-card dt {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #94a3b8;
}

.hero-card dd {
  margin: 0.25rem 0 0;
  font-weight: 600;
  color: #f1f5f9;
}

.hero-card dd a {
  color: #fff;
  text-decoration: none;
}

.hero-card dd a:hover {
  text-decoration: underline;
}

.hero-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.5rem;
  font-weight: 700;
  color: var(--cyan-300);
  text-decoration: none;
}

.hero-card-link::after {
  content: "→";
  transition: transform 0.15s ease;
}

.hero-card-link:hover::after {
  transform: translateX(3px);
}

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

.section {
  padding: clamp(4rem, 8vw, 6.5rem) 0;
}

.section-alt {
  background: var(--surface-alt);
}

.section-head {
  max-width: 46rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section h2 {
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
  font-weight: 800;
  color: var(--navy-900);
}

.section-head p {
  margin: 0;
  font-size: 1.1rem;
  color: var(--muted);
}

/* ---------- Services ---------- */

.services-grid {
  display: grid;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.service-card {
  position: relative;
  overflow: hidden;
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-700), var(--cyan-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-num {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue-700), var(--teal-700));
  font-size: 0.95rem;
  font-weight: 800;
  color: #fff;
}

.service-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy-900);
}

.service-card p {
  margin: 0;
  color: var(--muted);
}

/* ---------- À propos ---------- */

.about-grid {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.about-text p:not(.eyebrow) {
  font-size: 1.075rem;
  color: var(--muted);
}

.about-text p:last-child {
  margin-bottom: 0;
}

.facts {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.fact {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.4rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-alt);
}

.fact-value {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--navy-900);
}

.fact-label {
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--muted);
}

.fact-dark {
  border-color: transparent;
  background: linear-gradient(135deg, var(--navy-900), var(--navy-800));
}

.fact-dark .fact-value {
  font-size: 2.4rem;
  background: linear-gradient(90deg, var(--cyan-300), #93c5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.fact-dark .fact-label {
  color: #cbd5e1;
}

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

.contact-grid {
  display: grid;
  gap: 1.5rem;
}

.contact-cards {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.contact-card {
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.contact-card h3 {
  margin-bottom: 0.6rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-card address {
  font-weight: 600;
}

.text-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-weight: 700;
  color: var(--blue-700);
  text-decoration: none;
}

.text-link::after {
  content: " ↗";
}

.text-link:hover {
  text-decoration: underline;
}

.phone-link {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--navy-900);
  text-decoration: none;
}

.phone-link:hover {
  color: var(--blue-700);
}

.card-note {
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  color: var(--muted);
}

.hours {
  width: 100%;
  border-collapse: collapse;
}

.hours th,
.hours td {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.hours th {
  padding-right: 1rem;
  font-weight: 600;
}

.hours td {
  text-align: right;
  color: var(--muted);
}

.hours tr:last-child th,
.hours tr:last-child td {
  border-bottom: 0;
}

.map {
  min-height: 360px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}

.map iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
  border: 0;
}

/* ---------- Pied de page ---------- */

.site-footer {
  padding: 3.5rem 0 2rem;
  background: var(--navy-950);
  font-size: 0.95rem;
  color: #cbd5e1;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}

.footer-grid p,
.footer-grid address {
  margin: 0 0 0.5rem;
}

.footer-brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
}

.site-footer .brand-by {
  color: #94a3b8;
}

.footer-title {
  margin-bottom: 0.9rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #94a3b8;
}

.site-footer a {
  color: var(--cyan-300);
}

.footer-phone a {
  font-weight: 700;
  text-decoration: none;
}

.footer-phone a:hover {
  text-decoration: underline;
}

.legal p {
  line-height: 1.8;
}

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: #94a3b8;
}

.footer-bottom p {
  margin: 0;
}

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

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.3fr 0.7fr;
    gap: 4rem;
  }

  .about-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
  }

  .contact-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 860px) {
  /* Sans JavaScript : la navigation passe sous le nom. */
  .header-inner {
    flex-wrap: wrap;
  }

  .site-nav {
    flex-wrap: wrap;
    justify-content: space-between;
    width: 100%;
    padding-bottom: 0.9rem;
  }

  /* Avec JavaScript : menu déroulant. */
  .js .header-inner {
    flex-wrap: nowrap;
  }

  .js .nav-toggle {
    display: inline-flex;
  }

  .js .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding: 1rem 1.25rem 1.5rem;
    border-bottom: 1px solid var(--line);
    background: #fff;
    box-shadow: 0 24px 40px -24px rgba(15, 23, 42, 0.35);
  }

  .js .site-nav.is-open {
    display: flex;
  }

  .js .site-nav ul {
    flex-direction: column;
    gap: 0.25rem;
  }

  .js .site-nav a:not(.btn) {
    padding: 0.85rem 1rem;
    border-radius: 12px;
  }
}

@media (max-width: 480px) {
  .hero-actions .btn {
    width: 100%;
  }

  .hero-card,
  .service-card,
  .contact-card {
    padding: 1.4rem;
  }

  .hours th,
  .hours td {
    display: block;
    padding: 0;
    text-align: left;
  }

  .hours th {
    padding-top: 0.6rem;
  }

  .hours td {
    padding-bottom: 0.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}