/* MN2A Plâtrerie & Rénovation — Liberae production v1.2.0
   Palette : terre cuite chaleureuse + vert sapin + crème naturel
   Esprit : rénovation énergétique, écologie, savoir-faire artisanal
*/

:root {
  --c-primary: #2D4A2B;        /* vert sapin profond */
  --c-primary-dark: #1F3520;   /* vert nuit */
  --c-accent: #C97B3D;         /* terre cuite chaleureuse */
  --c-accent-dark: #A85F26;    /* terre cuite foncée */
  --c-bg: #FAF6EE;             /* crème naturel chaud */
  --c-bg-alt: #FFFFFF;
  --c-bg-deep: #1F3520;        /* sections sombres */
  --c-line: #EAE3D2;
  --c-ink: #1A1A1A;
  --c-ink-soft: #4D4D4D;
  --c-ink-muted: #8A8A82;
  --max-w: 1200px;
  --radius: 8px;
  --shadow-sm: 0 2px 10px rgba(45, 74, 43, 0.06);
  --shadow-md: 0 8px 28px rgba(45, 74, 43, 0.10);
  --shadow-lg: 0 20px 60px rgba(45, 74, 43, 0.18);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--c-ink);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a { color: var(--c-primary); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--c-accent-dark); }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }

/* ===== Typography ===== */

h1, h2, h3, h4 {
  font-family: 'Fraunces', 'Georgia', serif;
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .8em;
  color: var(--c-primary);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 500; }
h2 { font-size: clamp(2rem, 3.5vw, 2.8rem); font-weight: 500; }
h3 { font-size: 1.4rem; font-weight: 600; }
h4 { font-size: 1.05rem; font-weight: 700; font-family: 'Inter', sans-serif; letter-spacing: 0.02em; }

p { margin: 0 0 1em; color: var(--c-ink-soft); }

.eyebrow {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-accent-dark);
  margin-bottom: 1.2rem;
}
.eyebrow::before, .eyebrow::after { content: '·'; margin: 0 .55em; color: var(--c-accent); }

.section-head { max-width: 760px; margin: 0 auto 4rem; text-align: center; }

/* ===== Header ===== */

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 246, 238, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-line);
  transition: padding .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { padding: .15rem 0; box-shadow: var(--shadow-sm); }

.nav { display: flex; align-items: center; justify-content: space-between; padding: .55rem 0; gap: 1.5rem; }

.brand {
  display: flex; align-items: center; gap: .8rem;
  color: var(--c-primary);
  font-family: 'Fraunces', serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand em { color: var(--c-accent-dark); font-style: italic; font-weight: 500; }
.brand-tagline { font-family: 'Inter', sans-serif; font-size: .68rem; font-weight: 600; color: var(--c-ink-muted); letter-spacing: .15em; text-transform: uppercase; margin-left: .2rem; display: block; }

.brand-logo-img { height: 76px; max-height: 76px; max-width: 280px; width: auto; }
.site-header.scrolled .brand-logo-img { height: 60px; max-height: 60px; }

.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-links > a { color: var(--c-ink); font-size: .95rem; font-weight: 500; }
.nav-links > a:hover { color: var(--c-accent-dark); }
.nav-links a.btn-primary {
  background: var(--c-accent) !important;
  color: var(--c-bg) !important;
  padding: .7rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  border: 2px solid var(--c-accent);
  transition: all .25s ease;
}
.nav-links a.btn-primary:hover {
  background: var(--c-accent-dark) !important;
  border-color: var(--c-accent-dark);
}

.btn-tel {
  display: inline-flex; align-items: center; gap: .4rem;
  color: var(--c-primary) !important;
  font-weight: 700; font-size: .95rem;
}
.btn-tel:hover { color: var(--c-accent-dark) !important; }

.menu-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--c-primary); margin: 5px 0; transition: .25s; }

/* ===== Hero ===== */

.hero {
  position: relative;
  min-height: 90vh;
  display: grid; align-items: center;
  padding: 7rem 0 5rem;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-bg-deep);
}

.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-bg video, .hero-bg img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 1;
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(31, 53, 32, 0.55) 0%,
    rgba(31, 53, 32, 0.45) 45%,
    rgba(31, 53, 32, 0.80) 100%);
}

.hero-content { position: relative; z-index: 2; max-width: 920px; margin: 0 auto; text-align: center; color: var(--c-bg); }
.hero h1 { color: var(--c-bg); font-style: italic; }
.hero h1 .accent { color: var(--c-accent); font-style: italic; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .25);
  color: var(--c-bg);
  padding: .55rem 1.2rem;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .04em;
  backdrop-filter: blur(10px);
  margin-bottom: 2rem;
}
.hero-eyebrow .leaf { color: var(--c-accent); font-size: 1.05rem; }

.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(250, 246, 238, .92);
  max-width: 680px;
  margin: 1.5rem auto 2.5rem;
}

.hero-cta {
  display: flex; flex-wrap: wrap; gap: .9rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: 1rem 1.8rem;
  border-radius: 999px;
  font-weight: 600; font-size: 1rem;
  letter-spacing: .01em;
  cursor: pointer;
  transition: all .25s ease;
  border: 2px solid transparent;
  font-family: 'Inter', sans-serif;
}
.btn-large { padding: 1.1rem 2rem; font-size: 1.05rem; }

.btn-primary {
  background: var(--c-accent);
  color: var(--c-primary-dark);
  border-color: var(--c-accent);
}
.btn-primary:hover {
  background: var(--c-accent-dark);
  color: var(--c-bg);
  border-color: var(--c-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--c-bg);
  border-color: rgba(255, 255, 255, .4);
}
.btn-outline:hover {
  background: var(--c-bg);
  color: var(--c-primary);
  border-color: var(--c-bg);
}

.hero-stats {
  display: flex; flex-wrap: wrap; gap: 2.5rem;
  justify-content: center;
  border-top: 1px solid rgba(250, 246, 238, .2);
  padding-top: 2rem;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 2.3rem;
  font-weight: 500;
  color: var(--c-bg);
  line-height: 1;
}
.hero-stat .num em { font-style: italic; color: var(--c-accent); font-size: .65em; vertical-align: super; margin-left: .15em; }
.hero-stat .lbl {
  font-size: .82rem;
  color: rgba(250, 246, 238, .7);
  margin-top: .55rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ===== Sections ===== */

.section { padding: clamp(5rem, 9vw, 8rem) 0; position: relative; }
.section-alt { background: var(--c-bg-alt); }
.section-deep { background: var(--c-bg-deep); color: var(--c-bg); }
.section-deep h2, .section-deep h3 { color: var(--c-bg); }
.section-deep p { color: rgba(250, 246, 238, .85); }
.section-deep .eyebrow { color: var(--c-accent); }

/* ===== Services ===== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.service-card {
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 2rem 1.7rem;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.section-alt .service-card { background: var(--c-bg-alt); }
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-accent);
  box-shadow: var(--shadow-md);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 54px; height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(45, 74, 43, .08);
  color: var(--c-primary);
  border-radius: 12px;
  margin-bottom: 1.4rem;
  font-size: 1.7rem;
}
.service-card h3 {
  font-size: 1.2rem;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  color: var(--c-primary);
  margin-bottom: .8rem;
}
.service-card p { font-size: .95rem; margin-bottom: 1rem; }
.service-card ul {
  list-style: none; padding: 0; margin: 0;
  font-size: .88rem;
}
.service-card ul li {
  padding: .25rem 0;
  color: var(--c-ink-soft);
  position: relative;
  padding-left: 1.2rem;
}
.service-card ul li::before {
  content: '✓';
  position: absolute; left: 0;
  color: var(--c-accent-dark); font-weight: 700;
}

/* ===== À propos ===== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}
.about-photo {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-photo::after {
  content: '';
  position: absolute;
  bottom: -25px;
  right: -25px;
  width: 75%;
  height: 50%;
  background: var(--c-accent);
  border-radius: var(--radius);
  z-index: -1;
  opacity: .35;
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; }

.about-text h2 { font-size: clamp(2rem, 3.5vw, 2.6rem); }
.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
  margin-top: 2.2rem;
}
.about-pillar {
  background: var(--c-bg-alt);
  padding: 1.4rem 1.2rem;
  border-radius: var(--radius);
  border-left: 3px solid var(--c-accent);
}
.about-pillar .ico { font-size: 1.3rem; margin-bottom: .5rem; }
.about-pillar h4 { color: var(--c-primary); margin: 0 0 .35rem; font-size: 1rem; }
.about-pillar p { font-size: .9rem; margin: 0; color: var(--c-ink-soft); }

/* ===== Galerie chantiers ===== */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--c-line);
  cursor: pointer;
  transition: transform .35s ease, box-shadow .35s ease;
}
.gallery-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.gallery-item.featured { grid-row: span 2; aspect-ratio: 4 / 6; }
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(31, 53, 32, .55) 100%);
  opacity: 0;
  transition: opacity .35s ease;
}
.gallery-item:hover::after { opacity: 1; }

/* ===== Avis Google ===== */

.reviews-block {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.review-score {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.review-score-num {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 4.5rem;
  font-weight: 500;
  line-height: 1;
  color: var(--c-accent-dark);
}
.review-score-meta {
  font-size: .95rem;
  color: var(--c-ink-soft);
}
.review-score-meta .stars {
  color: var(--c-accent);
  letter-spacing: .15em;
  font-size: 1.05rem;
  margin-bottom: .25rem;
  display: block;
}
.review-score-meta strong { color: var(--c-primary); font-weight: 700; }
.review-score-meta a { font-size: .85rem; color: var(--c-accent-dark); }

.reviews-track-wrap {
  position: relative;
  overflow: hidden;
  margin: 0 -1.5rem;
  padding: 1rem 0;
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent);
}
.reviews-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: scrollReviews 75s linear infinite;
}
.reviews-track-wrap:hover .reviews-track { animation-play-state: paused; }

.review-card {
  flex: 0 0 360px;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.section-alt .review-card { background: var(--c-bg); }
.review-stars {
  color: var(--c-accent);
  letter-spacing: .12em;
  font-size: 1rem;
  margin-bottom: .8rem;
}
.review-text {
  font-size: .95rem;
  line-height: 1.6;
  color: var(--c-ink);
  margin: 0 0 1.4rem;
  font-style: italic;
  flex: 1;
}
.review-author {
  font-size: .85rem;
  color: var(--c-ink-muted);
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--c-line);
  padding-top: .8rem;
}
.review-author strong { color: var(--c-primary); font-weight: 600; }

@keyframes scrollReviews {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-50% - .75rem)); }
}
@media (prefers-reduced-motion: reduce) {
  .reviews-track { animation: none; flex-wrap: wrap; }
}

/* ===== Bandeau devis ===== */

.devis-banner {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
  color: var(--c-bg);
  padding: 3.5rem 2.5rem;
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.devis-banner::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 300px; height: 300px;
  background: var(--c-accent);
  border-radius: 50%;
  opacity: .15;
}
.devis-banner h3 {
  color: var(--c-bg);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 .8rem;
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 500;
}
.devis-banner p { color: rgba(250, 246, 238, .85); margin: 0; font-size: 1.05rem; }
.devis-banner .actions {
  display: flex; flex-direction: column;
  gap: .8rem; position: relative; z-index: 1;
}
.devis-banner .actions .btn { justify-content: center; }
.devis-banner .actions .btn-primary {
  background: var(--c-accent);
  color: var(--c-primary-dark);
  border-color: var(--c-accent);
}
.devis-banner .actions .btn-primary:hover {
  background: var(--c-bg);
  color: var(--c-primary-dark);
  border-color: var(--c-bg);
}
.devis-banner .actions .btn-outline {
  background: transparent;
  color: var(--c-bg);
  border-color: rgba(255, 255, 255, .3);
}
.devis-banner .actions .btn-outline:hover {
  background: rgba(255, 255, 255, .1);
  border-color: var(--c-bg);
}

/* ===== Process ===== */

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}
.process-grid::before {
  content: '';
  position: absolute;
  top: 28px; left: 10%; right: 10%;
  height: 1px;
  background: rgba(250, 246, 238, .2);
  z-index: 0;
}
.process-step { position: relative; text-align: center; z-index: 1; }
.process-step .circle {
  width: 56px; height: 56px;
  background: var(--c-bg-deep);
  border: 2px solid var(--c-accent);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-accent);
  margin-bottom: 1.2rem;
}
.process-step h4 {
  color: var(--c-bg);
  font-size: 1rem;
  margin-bottom: .5rem;
}
.process-step p {
  font-size: .85rem;
  color: rgba(250, 246, 238, .75);
}

/* ===== Zone ===== */

.zones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: .8rem;
  margin-top: 2.5rem;
}
.zone-item {
  background: var(--c-bg-alt);
  padding: 1rem 1.2rem;
  border-radius: var(--radius);
  font-size: .92rem;
  color: var(--c-ink);
  display: flex;
  align-items: center;
  gap: .6rem;
  border: 1px solid var(--c-line);
  transition: all .2s ease;
}
.zone-item:hover {
  border-color: var(--c-accent);
  background: var(--c-bg);
}
.zone-item::before {
  content: '🏠';
  font-size: 1rem;
}

/* ===== Contact ===== */

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: start;
}
.contact-form {
  background: var(--c-bg-alt);
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
.section-alt .contact-form { background: var(--c-bg); }
.contact-form h3 { color: var(--c-primary); margin-bottom: 1.5rem; font-size: 1.5rem; font-family: 'Fraunces', serif; }
.form-row { margin-bottom: 1.2rem; }
.form-row label {
  display: block;
  font-size: .85rem; font-weight: 600;
  color: var(--c-ink); margin-bottom: .5rem;
}
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: .85rem 1rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
  font-family: inherit; font-size: 1rem;
  color: var(--c-ink);
  transition: border-color .2s ease;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: 0; border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(45, 74, 43, .12);
}
.form-row textarea { resize: vertical; min-height: 110px; }
.contact-form .btn { width: 100%; justify-content: center; margin-top: .5rem; }

.contact-aside h3 { color: var(--c-primary); margin-bottom: 1.5rem; font-family: 'Fraunces', serif; font-size: 1.5rem; }
.contact-channel {
  display: flex; gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--c-line);
}
.contact-channel:last-child { border-bottom: 0; }
.contact-channel .ico {
  font-size: 1.4rem; color: var(--c-accent-dark);
  flex-shrink: 0;
}
.contact-channel .label {
  font-size: .8rem; color: var(--c-ink-muted);
  letter-spacing: .08em; text-transform: uppercase;
  margin-bottom: .25rem;
}
.contact-channel .value {
  font-size: 1rem; color: var(--c-ink);
  font-weight: 500; line-height: 1.4;
}
.contact-channel .value a { color: var(--c-primary); font-weight: 700; }
.contact-channel .value a:hover { color: var(--c-accent-dark); }

/* ===== Footer ===== */

.site-footer {
  background: var(--c-primary-dark);
  color: rgba(250, 246, 238, .8);
  padding: 4.5rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand {
  font-family: 'Fraunces', serif;
  font-size: 1.8rem;
  color: var(--c-bg);
  margin-bottom: .5rem;
  font-weight: 700;
}
.footer-brand em { color: var(--c-accent); font-style: italic; }
.footer-tagline { font-size: .8rem; letter-spacing: .15em; text-transform: uppercase; color: var(--c-accent); font-weight: 700; margin-bottom: 1rem; }
.site-footer p { color: rgba(250, 246, 238, .65); font-size: .9rem; }
.site-footer h4 {
  color: var(--c-bg);
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  margin-bottom: 1.2rem;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { padding: .25rem 0; }
.site-footer ul li a {
  color: rgba(250, 246, 238, .75);
  font-size: .9rem;
}
.site-footer ul li a:hover { color: var(--c-accent); }
.footer-bottom {
  border-top: 1px solid rgba(250, 246, 238, .12);
  padding-top: 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .82rem;
  color: rgba(250, 246, 238, .55);
}
.footer-bottom a { color: rgba(250, 246, 238, .75); }
.footer-bottom a:hover { color: var(--c-accent); }

/* ===== Sticky CTA mobile ===== */

.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--c-bg-alt);
  border-top: 1px solid var(--c-line);
  padding: .7rem 1rem;
  z-index: 90;
  gap: .5rem;
  box-shadow: 0 -4px 20px rgba(0,0,0,.08);
}
.sticky-cta a {
  flex: 1; text-align: center;
  padding: .85rem;
  border-radius: 999px;
  font-weight: 600; font-size: .92rem;
  display: flex; align-items: center; justify-content: center; gap: .35rem;
}
.sticky-cta .tel { background: var(--c-bg); color: var(--c-primary); border: 1px solid var(--c-line); }
.sticky-cta .quote { background: var(--c-accent); color: var(--c-primary-dark); }

/* ===== Responsive ===== */

@media (max-width: 980px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-photo { max-width: 480px; margin: 0 auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-item.featured { grid-row: span 1; aspect-ratio: 4 / 3; }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .process-grid::before { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .devis-banner { grid-template-columns: 1fr; padding: 2.5rem 2rem; gap: 1.5rem; }
}

@media (max-width: 720px) {
  .hero { padding: 5rem 0 3rem; min-height: auto; }
  .hero-stats { gap: 1.5rem; }
  .hero-stat .num { font-size: 1.8rem; }
  .menu-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 80%; max-width: 320px;
    height: 100vh;
    background: var(--c-bg-alt);
    flex-direction: column;
    align-items: stretch;
    padding: 5rem 2rem 2rem;
    gap: 1rem;
    transition: right .3s ease;
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { right: 0; }
  .nav-links > a { padding: .8rem 0; border-bottom: 1px solid var(--c-line); }
  .services-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .about-pillars { grid-template-columns: 1fr; }
  .review-card { flex: 0 0 280px; padding: 1.4rem; }
  .reviews-track { animation-duration: 50s; }
  .reviews-block { gap: 1.2rem; }
  .review-score-num { font-size: 3.5rem; }
  .brand-tagline { display: none; }
  .brand-logo-img { height: 60px; max-height: 60px; max-width: 200px; }
  .site-header.scrolled .brand-logo-img { height: 48px; max-height: 48px; }
  .sticky-cta { display: flex; }
  .site-footer { padding-bottom: 5rem; }
}