*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --red: #C94F5A;
  --red-dark: #a83d47;
  --red-light: #f9eced;
  --dark: #1a1a1a;
  --gray: #f6f7f8;
  --gray-border: #e4e6e9;
  --text: #2a2a2a;
  --text-muted: #6b6b6b;
  --white: #ffffff;
  --nav-height: 72px;
  --font-body: 'Source Sans Pro', Helvetica, sans-serif;
  --radius: 4px;
  --shadow: 0 2px 20px rgba(0,0,0,0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  background: var(--white);
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

/* ── HEADER ── */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--white);
  border-bottom: 1px solid var(--gray-border);
  transition: box-shadow 0.3s;
}

#header.scrolled { box-shadow: var(--shadow); }

.nav-container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.logo-white { display: none; }
.logo-color { display: block; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--red); }

.nav-cta {
  background: var(--red) !important;
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 600 !important;
}

.nav-cta:hover { background: var(--red-dark) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: all 0.3s;
}

.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── HERO ── */
.hero {
  background: var(--white);
  border-bottom: 1px solid var(--gray-border);
}

.hero-content {
  max-width: 1160px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + 5rem) 2rem 5rem;
}

.hero-eyebrow {
  font-size: 1.4rem;
  color: var(--red);
  font-weight: 600;
  max-width: 860px;
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.15;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  padding: 13px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  transition: background 0.2s, transform 0.15s;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
}

.btn-primary:hover { background: var(--red-dark); transform: translateY(-1px); }
.btn-primary.full { width: 100%; text-align: center; }

.btn-outline {
  display: inline-block;
  border: 1.5px solid var(--red);
  color: var(--red);
  padding: 11px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  margin-top: 1.5rem;
  transition: background 0.2s, color 0.2s;
}

.btn-outline:hover { background: var(--red); color: var(--white); }

/* ── SECTIONS ── */
.section { padding: 96px 0; }
.section-light { background: var(--white); }
.section-dark { background: var(--gray); }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.section-grid.reverse .section-image { order: -1; }

.section-label {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-label.light { color: rgba(255,255,255,0.6); }

.section-text h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  color: var(--dark);
}

.section-intro {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.section-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 2px;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 0.5rem;
}

.service-list li {
  padding-left: 1.5rem;
  position: relative;
  font-size: 15px;
  color: var(--text);
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1.5px;
  background: var(--red);
}

/* ── CONTACT ── */
.section-contact {
  background: var(--gray);
  padding: 96px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 15px;
}

.contact-item svg { flex-shrink: 0; margin-top: 3px; color: var(--red); }
.contact-item a { transition: color 0.2s; }
.contact-item a:hover { color: var(--red); }

.contact-form-wrap {
  background: var(--white);
  border-radius: 4px;
  padding: 2.5rem;
  border: 1px solid var(--gray-border);
}

.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea {
  border: 1px solid var(--gray-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text);
  background: var(--gray);
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus { border-color: var(--red); background: var(--white); }
.form-group textarea { resize: vertical; }

.form-success {
  text-align: center;
  color: #2d7a4f;
  font-size: 14px;
  padding: 12px;
  background: #eaf4ef;
  border-radius: var(--radius);
}

/* ── À PROPOS ── */
.about-card {
  background: var(--gray);
  border-radius: 4px;
  padding: 3rem 2.5rem;
  text-align: center;
  border: 1px solid var(--gray-border);
}

.about-initials {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--red);
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.about-card h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.4rem; }
.about-title { font-size: 14px; color: var(--text-muted); margin-bottom: 1.5rem; }

.about-tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }

.about-tags span {
  font-size: 12px;
  padding: 5px 14px;
  background: var(--red-light);
  color: var(--red-dark);
  border-radius: 20px;
  font-weight: 600;
}

/* ── FOOTER ── */
.footer {
  background: #1a1a1a;
  color: rgba(255,255,255,0.55);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo { height: 34px; width: auto; margin-bottom: 1rem; }
.footer-brand p { font-size: 14px; line-height: 1.6; }

.footer h4 {
  color: var(--white);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }

.footer-links a, .footer-contact a { font-size: 14px; transition: color 0.2s; }
.footer-links a:hover, .footer-contact a:hover { color: var(--white); }
.footer-contact p { font-size: 14px; margin-bottom: 6px; line-height: 1.5; }

.footer-bottom {
  text-align: center;
  padding: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.3);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .section-grid { grid-template-columns: 1fr; gap: 40px; }
  .section-grid.reverse .section-image { order: -1; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 680px) {
  .section { padding: 64px 0; }

  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--white);
    padding: 1.5rem 2rem 2rem;
    gap: 1rem;
    box-shadow: var(--shadow);
    border-top: 1px solid var(--gray-border);
  }

  .nav-links.open { display: flex; }
  .nav-links a { color: var(--text) !important; font-size: 16px; }
  .nav-cta { width: 100%; text-align: center; padding: 12px 20px !important; }
  .hamburger { display: flex; }

  .hero-content { padding: calc(var(--nav-height) + 3rem) 2rem 3rem; }
  .hero-eyebrow { font-size: 1.1rem; }

  .section-image img { height: 240px; }
  .contact-form-wrap { padding: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}