/* ============================================================
   STV 83 — Sablage Thermolaquage Varois
   Stylesheet — Mobile-first responsive
   ============================================================ */

/* ── 0. SELF-HOSTED FONTS (Inter) ──────────────────────────── */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/Inter-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/Inter-Medium.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/Inter-Bold.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-weight: 800;
  font-display: swap;
  src: url('../fonts/Inter-ExtraBold.woff2') format('woff2');
}

/* ── 1. RESET & BASE ───────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-black:      #0F0F0F;
  --color-dark:       #1A1A1A;
  --color-charcoal:   #222222;
  --color-accent:     #E5620B;
  --color-accent-dk:  #C04E07;
  --color-bg:         #FAFAF7;
  --color-bg-alt:     #F0EFEB;
  --color-text:       #222222;
  --color-muted:      #6B6B6B;
  --color-border:     #E2E1DC;
  --color-white:      #FFFFFF;

  --font-main: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  --container-max: 1280px;
  --container-pad: 1.25rem;

  --section-v-mobile: 3rem;
  --section-v-desktop: 6rem;

  --radius-sm: 4px;
  --shadow-card: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-card-hover: 0 8px 28px rgba(0,0,0,0.15);
  --transition: 200ms ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* ── 2. UTILITY CLASSES ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

@media (min-width: 768px)  { :root { --container-pad: 2rem; } }
@media (min-width: 1024px) { :root { --container-pad: 3rem; } }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

/* Accessible orange: #C05200 gives 4.8:1 contrast ratio on white (WCAG AA pass) */
.btn-primary {
  background: #C05200;
  color: var(--color-white);
  border: 2px solid #C05200;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #A34500;
  border-color: #A34500;
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: var(--color-white);
  color: var(--color-charcoal);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-charcoal);
  border: 2px solid var(--color-charcoal);
}

.btn-outline-dark:hover,
.btn-outline-dark:focus-visible {
  background: var(--color-charcoal);
  color: var(--color-white);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.15;
  color: var(--color-dark);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-muted);
  margin-top: 0.75rem;
  max-width: 52ch;
}

.accent-line {
  display: block;
  width: 48px;
  height: 4px;
  background: var(--color-accent);
  margin-top: 1rem;
  margin-bottom: 2.5rem;
}

/* fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* focus visible globally */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* ── 3. HEADER / NAV ───────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 250ms ease;
}

.site-header.scrolled {
  box-shadow: 0 2px 16px rgba(0,0,0,0.12);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 1rem;
}

.nav-logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

.nav-menu a {
  display: inline-flex;
  padding: 0.4rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-charcoal);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

/* Accessible orange #C05200 on white background for nav links (WCAG AA) */
.nav-menu a:hover,
.nav-menu a.active {
  color: #C05200;
  background: rgba(192,82,0,0.07);
}

.nav-cta {
  display: none;
}

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

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-charcoal);
  border-radius: 2px;
  transition: transform 280ms ease, opacity 200ms ease;
  transform-origin: center;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 1rem 1.25rem 1.5rem;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  gap: 0.25rem;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  display: block;
  padding: 0.65rem 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-charcoal);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.mobile-nav a:hover {
  color: var(--color-accent);
  background: rgba(229,98,11,0.07);
}

.mobile-nav .mobile-phone {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .nav-menu { display: flex; }
  .nav-cta  { display: inline-flex; }
  .hamburger { display: none; }
}

/* ── 4. HERO ───────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../public/images/thermolaquage-2.jpg');
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;
  will-change: transform;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,10,10,0.82) 0%,
    rgba(10,10,10,0.55) 60%,
    rgba(229,98,11,0.18) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  /* 7rem en bas : reserve l'espace du .hero-scroll (bottom 2rem + ~3rem de haut)
     pour qu'il ne chevauche jamais les boutons CTA quand ils passent sur 2 lignes */
  padding-block: 5rem 7rem;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-white);
  line-height: 1.05;
  max-width: 18ch;
}

.hero h1 .brand {
  color: var(--color-accent);
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  color: rgba(255,255,255,0.82);
  margin-top: 1.25rem;
  max-width: 44ch;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,0.55);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s ease infinite;
}

.hero-scroll svg {
  opacity: 0.55;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

@media (max-height: 640px) {
  .hero-scroll { display: none; }
}

/* ── 5. SECTION : NOS VALEURS ──────────────────────────────── */
.valeurs {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

.valeurs-intro {
  max-width: 72ch;
  font-size: 1.0625rem;
  color: var(--color-muted);
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 3rem;
  padding-left: 1.25rem;
  border-left: 4px solid var(--color-accent);
}

.valeurs-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

.valeur-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2rem 1.75rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.valeur-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.valeur-num {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(229,98,11,0.15);
  line-height: 1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.valeur-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.valeur-card p {
  font-size: 0.9375rem;
  color: var(--color-muted);
}

@media (min-width: 600px) {
  .valeurs-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
  .valeurs { padding-block: var(--section-v-desktop); }
  .valeurs-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ── 5b. SECTION : NOTRE PROCESS ────────────────────────────── */
.process {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg-alt);
}

.process-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  counter-reset: step;
}

.process-step {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2rem 1.75rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.process-step:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.process-step-num {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(229,98,11,0.1);
  border: 1px solid rgba(229,98,11,0.3);
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.process-step h3 {
  font-size: 1.125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .process-steps { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .process { padding-block: var(--section-v-desktop); }
}

/* ── 5c. SECTION : POUR QUI NOUS TRAVAILLONS (B2B) ──────────── */
.audience {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

.audience-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

.audience-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.75rem 1.5rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.audience-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.audience-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(229,98,11,0.08);
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.audience-icon svg {
  width: 24px;
  height: 24px;
}

.audience-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.audience-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
}

@media (min-width: 600px) {
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .audience { padding-block: var(--section-v-desktop); }
  .audience-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ── 6. SECTION : TOUT SAVOIR ──────────────────────────────── */
.savoir {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg-alt);
}

.savoir-header {
  margin-bottom: 3rem;
}

.savoir-layout {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
}

.savoir-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  align-self: start;
}

.savoir-images img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.savoir-images picture:first-child {
  margin-top: 2rem;
}

/* poudre.png : PNG transparent 339x728 (colonne de 4 tas de poudre),
   bien plus haut que 3/4 — contain pour ne couper aucun tas */
.savoir-images picture:first-child img {
  object-fit: contain;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.accordion-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-dark);
  background: var(--color-white);
  transition: background var(--transition), color var(--transition);
}

.accordion-trigger:hover {
  background: rgba(229,98,11,0.04);
  color: var(--color-accent);
}

.accordion-trigger[aria-expanded="true"] {
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-border);
}

.accordion-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border: 2px solid currentColor;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  line-height: 1;
  transition: transform 280ms ease;
  margin-top: 2px;
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
  transform: rotate(45deg);
}

.accordion-body {
  display: none;
  padding: 1.25rem 1.5rem;
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.75;
}

.accordion-body.open {
  display: block;
}

.accordion-body em {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  opacity: 0.8;
}

@media (min-width: 1024px) {
  .savoir { padding-block: var(--section-v-desktop); }
  .savoir-layout {
    grid-template-columns: 340px 1fr;
    gap: 4rem;
  }
}

/* ── 7. SECTION : GALERIE ──────────────────────────────────── */
.galerie {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

.galerie-header {
  margin-bottom: 2rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  background: var(--color-white);
  transition: all var(--transition);
}

.filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

.gallery-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}

@media (min-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .galerie { padding-block: var(--section-v-desktop); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--color-bg-alt);
  transition: box-shadow var(--transition);
  /* Neutralize native <button> styles */
  appearance: none;
  border: 0;
  padding: 0;
  text-align: left;
  font: inherit;
  color: inherit;
  display: block;
  width: 100%;
}

.gallery-item:hover {
  box-shadow: var(--shadow-card-hover);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.8) 0%, transparent 55%);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  opacity: 0;
  transition: opacity 280ms ease;
}

.gallery-item:hover .gallery-caption,
.gallery-item:focus-within .gallery-caption {
  opacity: 1;
}

.gallery-caption span {
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.gallery-item.hidden {
  display: none;
}

/* ── 8. LIGHTBOX ───────────────────────────────────────────── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(5,5,5,0.93);
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox.open {
  display: flex;
}

.lightbox-img {
  max-width: 92vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 80px rgba(0,0,0,0.6);
}

.lightbox-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  color: var(--color-white);
  font-size: 2rem;
  line-height: 1;
  opacity: 0.7;
  background: none;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition);
  padding: 0.25rem;
}

.lightbox-close:hover { opacity: 1; }

/* Lightbox prev/next navigation buttons */
.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  font-size: 3rem;
  line-height: 1;
  opacity: 0.7;
  background: rgba(0,0,0,0.4);
  border: none;
  cursor: pointer;
  transition: opacity var(--transition), background var(--transition);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  z-index: 10;
}

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-prev:hover,
.lightbox-next:hover { opacity: 1; background: rgba(0,0,0,0.7); }

.lightbox-prev:disabled,
.lightbox-next:disabled { opacity: 0.2; cursor: default; }

.lightbox-caption {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

/* ── 9. SECTION : NUANCIER RAL ─────────────────────────────── */
.nuancier {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg-alt);
}

.nuancier-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 2rem;
}

.nuancier-search {
  flex: 1 1 200px;
  padding: 0.6rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.nuancier-search:focus {
  border-color: var(--color-accent);
  /* outline handled globally by :focus-visible */
}

.nuancier-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.ral-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  gap: 0.75rem;
}

@media (min-width: 600px) {
  .ral-grid { grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); }
}

@media (min-width: 1024px) {
  .nuancier { padding-block: var(--section-v-desktop); }
  .ral-grid { grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 1rem; }
}

.ral-swatch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  position: relative;
}

.ral-swatch.hidden {
  display: none;
}

.ral-color {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,0,0,0.1);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.ral-swatch:hover .ral-color {
  transform: scale(1.08);
  box-shadow: 0 6px 18px rgba(0,0,0,0.2);
}

.ral-code {
  font-size: 0.675rem;
  font-weight: 700;
  color: var(--color-muted);
  text-align: center;
  letter-spacing: 0.02em;
}

/* Tooltip */
.ral-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-dark);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  z-index: 100;
  pointer-events: none;
}

.ral-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-dark);
}

.ral-swatch:hover .ral-tooltip,
.ral-swatch:focus-within .ral-tooltip {
  display: block;
}

.nuancier-empty {
  display: none;
  text-align: center;
  color: var(--color-muted);
  font-size: 1rem;
  padding: 2rem;
  grid-column: 1/-1;
}

/* ── 10. SECTION : AVIS CLIENTS ────────────────────────────── */
.avis {
  padding-block: var(--section-v-mobile);
  background: var(--color-dark);
}

.avis .section-title {
  color: var(--color-white);
}

.avis .accent-line {
  margin-bottom: 2.5rem;
}

.testimonials-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .avis { padding-block: var(--section-v-desktop); }
}

.testimonial-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 2rem 1.75rem;
  transition: background var(--transition), border-color var(--transition);
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(229,98,11,0.4);
}

.stars {
  display: flex;
  gap: 3px;
  margin-bottom: 1.25rem;
}

.stars svg {
  width: 18px;
  height: 18px;
  fill: var(--color-accent);
}

.testimonial-text {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.82);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-accent);
}
.testimonial-meta {
  display: block;
  margin-top: 4px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
  color: rgba(255,255,255,0.55);
}
.testimonials-intro {
  font-size: 0.95rem;
}
.testimonials-intro a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* ── 11. CTA BANDEAU ───────────────────────────────────────── */
.cta-bandeau {
  padding-block: 4rem;
  background: var(--color-accent);
  text-align: center;
}

.cta-bandeau h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-white);
  margin-bottom: 1.5rem;
}

.cta-bandeau .btn-secondary {
  font-size: 1rem;
}

.cta-bandeau .cta-sub {
  color: rgba(255,255,255,0.92);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  align-items: stretch;
}
.cta-actions .btn {
  margin: 0;
}

/* WhatsApp button (vert WhatsApp officiel #25D366)
   Hérite intégralement de .btn pour rester aligné en hauteur, padding et font-size. */
.btn-whatsapp {
  background: #25D366;
  color: #fff;
  border: 2px solid #25D366;
  justify-content: center;
}
.btn-whatsapp:hover,
.btn-whatsapp:focus-visible {
  background: #1DA851;
  border-color: #1DA851;
  color: #fff;
}
.btn-whatsapp svg {
  flex-shrink: 0;
}

/* ── 12. FOOTER ────────────────────────────────────────────── */
.site-footer {
  background: var(--color-black);
  color: rgba(255,255,255,0.7);
  padding-block: 3rem 1.5rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 3rem; }
}

.footer-brand img {
  height: 40px;
  margin-bottom: 1rem;
}

.footer-col h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.65); /* was 0.4 — raised to meet WCAG AA on dark bg */
  margin-bottom: 1.25rem;
}

.footer-col p,
.footer-col address {
  font-size: 0.9rem;
  line-height: 1.8;
  font-style: normal;
}

.footer-col a {
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav-list a {
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-nav-list a::before {
  content: '';
  display: block;
  width: 14px;
  height: 2px;
  background: var(--color-accent);
  flex-shrink: 0;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), background var(--transition);
}

.footer-social a:hover {
  border-color: var(--color-accent);
  background: rgba(229,98,11,0.12);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: rgba(255,255,255,0.7);
  transition: fill var(--transition);
}

.footer-social a:hover svg {
  fill: var(--color-accent);
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.55); /* was 0.35 — raised for better legibility */
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}

.footer-bottom a:hover { color: var(--color-accent); }

/* ── 13. CONTACT PAGE ──────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, #2a2a2a 100%);
  padding-block: 4rem 3rem;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../public/images/portail-2.jpg') center/cover no-repeat;
  opacity: 0.15;
}

.page-hero-inner {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-white);
}

.page-hero p {
  color: rgba(255,255,255,0.7);
  margin-top: 0.5rem;
  font-size: 1.0625rem;
}

/* ── CONTACT — 4 canaux + atelier ─────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.contact-channels {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

.channels-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

.channel-card {
  display: block;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.75rem 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.channel-card:hover,
.channel-card:focus-visible {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.channel-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(229,98,11,0.08);
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background var(--transition);
}

.channel-icon svg {
  width: 28px;
  height: 28px;
}

.channel-card:hover .channel-icon {
  background: rgba(229,98,11,0.18);
}

.channel-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.channel-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.65rem;
  word-break: break-word;
}

.channel-cta {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent-dk);
  text-transform: none;
  letter-spacing: 0.02em;
}

/* WhatsApp variant — vert officiel */
.channel-card--wa .channel-icon {
  background: rgba(37,211,102,0.12);
  color: #128C7E;
}
.channel-card--wa:hover .channel-icon {
  background: #25D366;
  color: #fff;
}
.channel-card--wa:hover,
.channel-card--wa:focus-visible {
  border-color: #25D366;
}
.channel-card--wa .channel-cta {
  color: #128C7E;
}

@media (min-width: 600px)  { .channels-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .channels-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1024px) { .contact-channels { padding-block: var(--section-v-desktop); } }

/* ── ATELIER : adresse + carte ─────────────────────────────── */
.contact-location {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg-alt);
}

.location-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  align-items: start;
}

.location-info { color: var(--color-text); }

.location-address {
  font-style: normal;
  font-size: 1rem;
  line-height: 1.7;
  margin: 1.25rem 0 2rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
}

.location-hours { margin-bottom: 2rem; }

.location-hours h3 {
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
}

.hours-list {
  display: grid;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
}

.hours-list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.hours-list dt {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-dark);
}

.hours-list dd {
  font-size: 0.95rem;
  color: var(--color-muted);
  margin: 0;
}

.hours-note {
  font-size: 0.85rem;
  color: var(--color-muted);
  font-style: italic;
  margin: 0;
}

.location-social {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
}

.location-social a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-dark);
  text-decoration: none;
  transition: color var(--transition);
}

.location-social a:hover { color: var(--color-accent-dk); }

.location-social svg {
  width: 22px;
  height: 22px;
  color: var(--color-accent);
}

@media (min-width: 900px) {
  .location-grid { grid-template-columns: 1fr 1.1fr; gap: 4rem; }
}
@media (min-width: 1024px) { .contact-location { padding-block: var(--section-v-desktop); } }


/* ── 14. MENTIONS LEGALES ──────────────────────────────────── */
.legal-section {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

.legal-content {
  max-width: 800px;
}

.legal-block {
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.legal-block:last-child {
  border-bottom: none;
}

.legal-block h2 {
  font-size: 1.125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-dark);
  margin-bottom: 1rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--color-accent);
}

.legal-block p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.8;
  margin-bottom: 0.5rem;
}

.legal-block a {
  color: var(--color-accent);
  text-decoration: underline;
}

@media (min-width: 1024px) {
  .legal-section { padding-block: var(--section-v-desktop); }
}

/* ── 15. HORAIRES BADGE ────────────────────────────────────── */
.horaires-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.horaire-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.875rem;
}

.horaire-row span:first-child {
  color: rgba(255,255,255,0.5);
}

.horaire-row span:last-child {
  color: rgba(255,255,255,0.8);
  font-weight: 600;
}

/* ── 16. SKIP LINK (accessibility) ────────────────────────── */
.skip-link {
  position: absolute;
  top: -999px;
  left: 1rem;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 0.6rem 1.2rem;
  font-weight: 700;
  font-size: 0.875rem;
  z-index: 9999;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.skip-link:focus { top: 0; }

/* ── 17. MAP STATIC LINK ───────────────────────────────────── */
.map-link {
  display: block;
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  text-decoration: none;
  color: inherit;
}

.map-link img {
  width: 100%;
  height: auto;
  display: block;
  transition: opacity var(--transition);
}

.map-link:hover img { opacity: 0.85; }

.map-link__cta {
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10,10,10,0.75);
  color: var(--color-white);
  text-align: center;
  padding: 0.6rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
}


/* ── 19b. BREADCRUMBS ──────────────────────────────────────── */
.breadcrumbs {
  background: var(--color-bg-alt);
  padding: 0.75rem 0;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--color-border);
}

.breadcrumbs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs-list li {
  display: flex;
  align-items: center;
  color: var(--color-muted);
}

.breadcrumbs-list li + li::before {
  content: "›";
  margin-right: 0.5rem;
  color: var(--color-muted);
}

.breadcrumbs-list a {
  color: var(--color-charcoal);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumbs-list a:hover { color: var(--color-accent-dk); }

.breadcrumbs-list [aria-current="page"] {
  font-weight: 600;
  color: var(--color-dark);
}

/* ── 19c. TLDR ENCART ──────────────────────────────────────── */
.tldr {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1.5rem 1.75rem;
  margin-block: 2rem;
}

.tldr-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.tldr p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
}

.tldr strong {
  color: var(--color-dark);
}

/* ── 19d. COMPARE TABLE ────────────────────────────────────── */
.compare-table-wrap {
  overflow-x: auto;
  margin-block: 2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: var(--color-white);
}

.compare-table th,
.compare-table td {
  padding: 0.875rem 1.125rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.compare-table th {
  background: var(--color-dark);
  color: var(--color-white);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}

.compare-table th:first-child {
  background: var(--color-charcoal);
}

.compare-table td:first-child {
  font-weight: 700;
  color: var(--color-dark);
  background: var(--color-bg-alt);
  white-space: nowrap;
}

.compare-table tr:last-child td {
  border-bottom: none;
}

.compare-table td.col-pro {
  color: #166534;
  font-weight: 600;
}

.compare-table td.col-con {
  color: var(--color-muted);
}

/* ── 19e. SERVICES CARDS ────────────────────────────────────── */
.services-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  margin-top: 2.5rem;
}

@media (min-width: 768px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  text-decoration: none;
  color: inherit;
}

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

.service-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.service-card:hover .service-card-img img {
  transform: scale(1.06);
}

.service-card-body {
  padding: 1.5rem 1.5rem 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card-body h3 {
  font-size: 1.125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-dark);
  margin-bottom: 0.625rem;
}

.service-card-body p {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 1.25rem;
}

.service-card-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap var(--transition);
}

.service-card:hover .service-card-link {
  gap: 0.6rem;
}

/* Materials chips */
.materials-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 1.5rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.375rem 0.875rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-charcoal);
  transition: border-color var(--transition), background var(--transition);
}

.chip:hover {
  border-color: var(--color-accent);
  background: rgba(229,98,11,0.06);
}

/* Services page section on hub */
.services-hub-section {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

@media (min-width: 1024px) {
  .services-hub-section { padding-block: var(--section-v-desktop); }
}

/* Inline services hero (for /services/ subpages) */
.services-page-hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, #2a2a2a 100%);
  padding-block: 4rem 3rem;
  position: relative;
  overflow: hidden;
}

.services-page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../public/images/portail-2.jpg') center/cover no-repeat;
  opacity: 0.15;
}

.services-page-hero-inner {
  position: relative;
  z-index: 1;
}

.services-page-hero h1 {
  font-size: clamp(1.875rem, 4.5vw, 3.25rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-white);
  line-height: 1.1;
  max-width: 22ch;
}

.services-page-hero .hero-sub {
  margin-top: 0.75rem;
  max-width: 52ch;
  font-size: 1.0625rem;
}

.services-page-hero .hero-actions {
  margin-top: 2rem;
}

/* FAQ blocks on service pages */
.service-faq {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg-alt);
}

@media (min-width: 1024px) {
  .service-faq { padding-block: var(--section-v-desktop); }
}

/* Section alternating backgrounds */
.section-white {
  padding-block: var(--section-v-mobile);
  background: var(--color-white);
}

.section-bg {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg);
}

.section-alt {
  padding-block: var(--section-v-mobile);
  background: var(--color-bg-alt);
}

@media (min-width: 1024px) {
  .section-white { padding-block: var(--section-v-desktop); }
  .section-bg    { padding-block: var(--section-v-desktop); }
  .section-alt   { padding-block: var(--section-v-desktop); }
}

/* Process steps for service pages (4-step) */
.process-steps-4 {
  list-style: none;
  padding: 0;
  margin: 2.5rem 0 0;
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .process-steps-4 { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
  .process-steps-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ── 19. PREFERS-REDUCED-MOTION ────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}