/* ===== Design System — A.M.L Menuiserie Vertou ===== */
:root {
  /* Palette bois & ambre */
  --color-primary: #3E2723;
  --color-primary-dark: #27150F;
  --color-primary-light: #5D4037;
  --color-accent: #C9874B;
  --color-accent-hover: #B5723A;
  --color-accent-light: #E8C49A;
  --color-bg: #FFFBF5;
  --color-bg-alt: #F5EDE4;
  --color-text: #1A1612;
  --color-text-light: #7C6F64;
  --color-border: #E2D5C8;
  --color-white: #FFFFFF;
  --color-success: #4CAF50;

  /* Typographie */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Source Sans 3', sans-serif;

  /* Espacements */
  --section-padding: 5rem 0;
  --container-max: 1200px;
  --gap: 2rem;

  /* Effets */
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(30, 15, 5, 0.08);
  --shadow-hover: 0 8px 30px rgba(30, 15, 5, 0.14);
  --transition: 0.3s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-primary);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 3vw, 1.5rem); font-weight: 600; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; }

/* ===== Boutons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201, 135, 75, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn-dark {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-dark:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(62, 39, 35, 0.3);
}
.btn-call {
  background: var(--color-success);
  color: var(--color-white);
}
.btn-call:hover {
  background: #43A047;
  color: var(--color-white);
  transform: translateY(-2px);
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.4s ease;
  background: transparent;
}
.navbar.scrolled {
  background: rgba(39, 21, 15, 0.95);
  backdrop-filter: blur(10px);
  padding: 0.6rem 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white) !important;
  letter-spacing: 0.02em;
}
.logo span {
  color: var(--color-accent-light);
  font-weight: 400;
  font-size: 0.75em;
  display: block;
  margin-top: -0.3rem;
  letter-spacing: 0.05em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.25rem 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a:hover { color: var(--color-white); }
.nav-cta {
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  background: var(--color-accent-hover) !important;
  transform: translateY(-1px);
}

/* Menu mobile */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}
.menu-toggle span {
  width: 26px;
  height: 2.5px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-primary-dark);
    flex-direction: column;
    justify-content: center;
    gap: 1.5rem;
    transition: right 0.4s ease;
    box-shadow: -5px 0 30px rgba(0,0,0,0.3);
  }
  .nav-links.active { right: 0; }
  .nav-links a { font-size: 1.1rem; color: var(--color-white); }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #27150F 0%, #3E2723 30%, #5D4037 60%, #7B5B47 100%);
}
.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(201, 135, 75, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(93, 64, 55, 0.2) 0%, transparent 50%);
  z-index: 2;
}
.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 2rem 1.5rem;
  max-width: 800px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(201, 135, 75, 0.2);
  border: 1px solid rgba(201, 135, 75, 0.4);
  color: var(--color-accent-light);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeSlideUp 0.8s ease 0.2s forwards;
}
.hero h1 {
  color: var(--color-white);
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeSlideUp 0.8s ease 0.4s forwards;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-accent-light);
}
.hero-subtitle {
  color: rgba(255,255,255,0.8);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  animation: fadeSlideUp 0.8s ease 0.6s forwards;
}
.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeSlideUp 0.8s ease 0.8s forwards;
}
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255,255,255,0.5);
  font-size: 0.8rem;
  text-align: center;
  animation: bounce 2s ease infinite;
}
.hero-scroll svg {
  display: block;
  margin: 0.3rem auto 0;
  width: 24px;
  height: 24px;
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(25px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* ===== Hero page interne ===== */
.hero-page {
  padding: 8rem 0 4rem;
  background: linear-gradient(135deg, #27150F 0%, #3E2723 50%, #5D4037 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-page::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 135, 75, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-page h1 { color: var(--color-white); margin-bottom: 0.75rem; }
.hero-page p { color: rgba(255,255,255,0.7); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }
.hero-page .breadcrumb {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.hero-page .breadcrumb a { color: var(--color-accent-light); }

/* ===== Sections ===== */
.section { padding: var(--section-padding); }
.section-alt { background: var(--color-bg-alt); }
.section-dark {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-white);
}
.section-dark h2, .section-dark h3 { color: var(--color-white); }
.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3.5rem;
}
.section-header p {
  color: var(--color-text-light);
  margin-top: 0.75rem;
  font-size: 1.05rem;
}
.section-label {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
}

/* ===== About / Présentation ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
}
.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}
.about-img-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: var(--shadow);
}
.about-content h2 { margin-bottom: 1.5rem; }
.about-content p { margin-bottom: 1rem; color: var(--color-text-light); }
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}
.about-feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
}
.about-feature-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.about-feature-icon svg { width: 20px; height: 20px; color: var(--color-white); }
.about-feature span { font-weight: 600; font-size: 0.9rem; }

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-img img { min-height: 280px; }
  .about-features { grid-template-columns: 1fr; }
}

/* ===== Services (cards) ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
}
.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.service-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.service-icon svg { width: 28px; height: 28px; color: var(--color-white); }
.service-card h3 { margin-bottom: 0.75rem; }
.service-card p { color: var(--color-text-light); font-size: 0.95rem; margin-bottom: 1rem; }
.service-card .service-link {
  color: var(--color-accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.9rem;
}
.service-card .service-link:hover { gap: 0.6rem; }

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

/* ===== Services page détail ===== */
.service-detail {
  padding: 4rem 0;
  border-bottom: 1px solid var(--color-border);
}
.service-detail:last-child { border-bottom: none; }
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.service-detail:nth-child(even) .service-detail-grid {
  direction: rtl;
}
.service-detail:nth-child(even) .service-detail-grid > * {
  direction: ltr;
}
.service-detail-content h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}
.service-detail-content p {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}
.service-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}
.service-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: var(--color-text);
}
.service-list li svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
}
.service-visual {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  position: relative;
  overflow: hidden;
}
.service-visual-icon {
  width: 120px;
  height: 120px;
  color: var(--color-accent);
  opacity: 0.7;
}
.service-visual::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -20%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(201, 135, 75, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

@media (max-width: 768px) {
  .service-detail-grid { grid-template-columns: 1fr; gap: 2rem; }
  .service-detail:nth-child(even) .service-detail-grid { direction: ltr; }
  .service-list { grid-template-columns: 1fr; }
}

/* ===== Labels / Certifications ===== */
.labels-grid {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.label-card {
  text-align: center;
  padding: 2rem;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  min-width: 180px;
  transition: transform var(--transition);
}
.label-card:hover { transform: translateY(-3px); }
.label-card img {
  height: 60px;
  width: auto;
  margin: 0 auto 1rem;
  object-fit: contain;
}
.label-card h4 {
  font-size: 0.95rem;
  color: var(--color-primary);
}
.label-card p {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: 0.3rem;
}

/* ===== Chiffres clés ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  text-align: center;
}
.stat-item {
  padding: 2rem 1rem;
}
.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-accent-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-label {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201, 135, 75, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.cta-section h2 { color: var(--color-white); margin-bottom: 1rem; }
.cta-section p { color: rgba(255,255,255,0.75); margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}
.contact-info-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}
.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}
.contact-info-item:last-child { margin-bottom: 0; }
.contact-info-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info-icon svg { width: 22px; height: 22px; color: var(--color-white); }
.contact-info-text h4 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}
.contact-info-text p { color: var(--color-text); font-size: 1rem; }
.contact-info-text a { color: var(--color-accent); font-weight: 500; }
.contact-info-text a:hover { text-decoration: underline; }

.contact-map {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 400px;
  display: flex;
  flex-direction: column;
}
.contact-map iframe {
  flex: 1;
  width: 100%;
  min-height: 300px;
  border: none;
}
.contact-map-cta {
  padding: 1.5rem;
  background: var(--color-white);
  text-align: center;
}

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

/* ===== Footer ===== */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer h3 {
  color: var(--color-white);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}
.footer h4 {
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-desc { font-size: 0.9rem; line-height: 1.7; margin-bottom: 1.5rem; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a {
  font-size: 0.9rem;
  transition: all var(--transition);
}
.footer-links a:hover { color: var(--color-accent-light); padding-left: 4px; }
.footer-contact p {
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}
.footer-contact a { color: var(--color-accent-light); }
.footer-contact a:hover { text-decoration: underline; }
.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: var(--color-accent-light); }
.footer-bottom a:hover { text-decoration: underline; }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}

/* ===== Reveal animations ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }

/* ===== Prefers reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal, .reveal-left, .reveal-right { opacity: 1; transform: none; }
  .hero-badge, .hero h1, .hero-subtitle, .hero-ctas { opacity: 1; transform: none; animation: none; }
}

/* ===== Utilities ===== */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-0 { margin-bottom: 0 !important; }