/* ============================================
   Manon des Sources — Institut de Beauté
   Style principal — Mobile-first
   ============================================ */

/* --- Reset & Variables --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #b8707a;
  --primary-light: #c98891;
  --primary-dark: #9a5a63;
  --secondary: #d4a574;
  --secondary-light: #e0bb94;
  --accent: #e8c8b8;
  --dark: #2d2226;
  --dark-light: #4a3a3f;
  --light-bg: #faf5f2;
  --white: #ffffff;
  --gray-100: #f7f3f0;
  --gray-200: #ede6e1;
  --gray-300: #d5ccc7;
  --gray-400: #b0a7a2;
  --gray-500: #8a817c;
  --gray-600: #635b57;
  --shadow-sm: 0 1px 3px rgba(45,34,38,0.08);
  --shadow-md: 0 4px 12px rgba(45,34,38,0.1);
  --shadow-lg: 0 8px 30px rgba(45,34,38,0.12);
  --shadow-xl: 0 16px 50px rgba(45,34,38,0.15);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

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

body {
  font-family: 'Lato', sans-serif;
  color: var(--dark);
  background: var(--light-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  color: var(--dark);
  line-height: 1.3;
}

h1 { font-size: 2rem; margin-bottom: 1rem; }
h2 { font-size: 1.6rem; margin-bottom: 0.8rem; }
h3 { font-size: 1.3rem; margin-bottom: 0.6rem; }
h4 { font-size: 1.1rem; margin-bottom: 0.5rem; }

p { margin-bottom: 1rem; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  color: var(--dark);
  font-weight: 700;
  white-space: nowrap;
}
.logo span { color: var(--primary); }

.main-nav { display: none; }
.main-nav.open { display: flex; }

.main-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: 1rem 0;
}

.main-nav ul li a {
  display: block;
  padding: 0.7rem 1.5rem;
  color: var(--dark);
  font-size: 0.95rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.main-nav ul li a:hover,
.main-nav ul li a.active {
  color: var(--primary);
  background: var(--gray-100);
}

.nav-cta {
  display: inline-block;
  margin: 0.5rem 1.5rem;
  padding: 0.6rem 1.2rem;
  background: var(--primary);
  color: var(--white) !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-align: center;
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover {
  background: var(--primary-dark);
  color: var(--white) !important;
  transform: translateY(-1px);
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--dark);
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Hero --- */
.hero {
  background: linear-gradient(135deg, rgba(45, 34, 38, 0.85), rgba(184, 112, 122, 0.75)),
              url('https://images.unsplash.com/photo-1560066984-138dadb4c035?w=1400&q=75&auto=format&fit=crop') center/cover no-repeat;
  color: var(--white);
  padding: 4rem 1rem;
  text-align: center;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content { max-width: 700px; }

.hero h1 {
  color: var(--white);
  font-size: 2rem;
  margin-bottom: 1rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  opacity: 0.95;
}

.hero-page {
  padding: 3rem 1rem;
  min-height: 40vh;
}

.hero-page h1 {
  font-size: 1.8rem;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-align: center;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: var(--secondary);
  color: var(--white);
}
.btn-secondary:hover {
  background: #c4955e;
  color: var(--white);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--primary);
}
.btn-lg {
  padding: 1rem 2.2rem;
  font-size: 1.1rem;
}

/* --- Sections --- */
.section {
  padding: 3rem 0;
}
.section-alt {
  background: var(--white);
}
.section-title {
  text-align: center;
  margin-bottom: 2rem;
}
.section-title h2 {
  font-size: 1.8rem;
  position: relative;
  display: inline-block;
}
.section-title h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--secondary);
  margin: 0.6rem auto 0;
  border-radius: 2px;
}
.section-title p {
  color: var(--gray-500);
  max-width: 600px;
  margin: 0.8rem auto 0;
}

/* --- Cards Grid --- */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--gray-200);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.card-icon {
  width: 50px;
  height: 50px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}
.card h3 { color: var(--primary-dark); }

/* --- Content Layout (page + sidebar) --- */
.content-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.content-main { min-width: 0; }

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-box {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.sidebar-box h3 {
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
  color: var(--primary-dark);
}
.sidebar-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  text-align: center;
  border: none;
}
.sidebar-cta h3 { color: var(--white); }
.sidebar-cta p { color: rgba(255,255,255,0.9); font-size: 0.95rem; }
.sidebar-cta .btn { margin-top: 0.8rem; background: var(--secondary); }
.sidebar-cta .btn:hover { background: #c4955e; }

.sidebar-links ul { display: flex; flex-direction: column; gap: 0.5rem; }
.sidebar-links ul li a {
  display: block;
  padding: 0.5rem 0.8rem;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  color: var(--dark);
  font-size: 0.9rem;
  transition: background var(--transition), color var(--transition);
}
.sidebar-links ul li a:hover {
  background: var(--accent);
  color: var(--primary-dark);
}

/* --- Service Blocks --- */
.service-block {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary);
}
.service-block h3 { color: var(--primary-dark); margin-bottom: 0.5rem; }
.service-block .price {
  display: inline-block;
  background: var(--accent);
  color: var(--primary-dark);
  padding: 0.2rem 0.8rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  margin: 0.3rem 0 0.5rem;
  font-size: 0.95rem;
}

/* --- Tarifs Table --- */
.tarif-category {
  margin-bottom: 2rem;
}
.tarif-category h3 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent);
}

.tarif-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.tarif-table thead th {
  background: var(--primary);
  color: var(--white);
  padding: 0.8rem 1rem;
  text-align: left;
  font-family: 'Playfair Display', serif;
  font-weight: 600;
  font-size: 0.95rem;
}
.tarif-table tbody td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.9rem;
}
.tarif-table tbody tr:last-child td { border-bottom: none; }
.tarif-table tbody tr:nth-child(even) { background: var(--gray-100); }
.tarif-table tbody tr:hover { background: var(--accent); }
.tarif-table .price-cell {
  font-weight: 700;
  color: var(--primary-dark);
  white-space: nowrap;
}

/* --- FAQ --- */
.faq-section { margin-top: 2rem; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius-md);
  margin-bottom: 0.8rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1rem 1.2rem;
  text-align: left;
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--gray-100); }
.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--primary);
  font-weight: 300;
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 1rem;
}
.faq-item.open .faq-question::after {
  content: '−';
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 1.2rem 1rem;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--dark), var(--dark-light));
  color: var(--white);
  text-align: center;
  padding: 3rem 1rem;
}
.cta-banner h2 {
  color: var(--white);
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
}
.cta-banner p {
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

/* --- Contact Form --- */
.contact-form {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}
.form-group {
  margin-bottom: 1.2rem;
}
.form-group label {
  display: block;
  margin-bottom: 0.3rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--dark);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--light-bg);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(184,112,122,0.15);
}
.form-group textarea { min-height: 150px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-disclaimer { font-size: 0.8rem; color: var(--gray-500); margin-top: 0.8rem; text-align: center; }
.horaires-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.3rem 2rem; margin: 1rem 0; }
@media (max-width: 600px) { .horaires-grid { grid-template-columns: 1fr; } }
.tarif-note { margin-top: 0.5rem; font-size: 0.9rem; }
.tarif-note a { color: var(--primary); text-decoration: none; }
.tarif-note a:hover { text-decoration: underline; }
.contact-form-wrapper { margin: 1.5rem 0; }

/* --- Info Cards (contact page) --- */
.info-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.info-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.info-card-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}
.info-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }

/* --- Features Row --- */
.features-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}
.feature-item {
  text-align: center;
  padding: 1.5rem 1rem;
}
.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 0.8rem;
}
.feature-item h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }

/* --- Testimonials --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.testimonial {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  position: relative;
}
.testimonial::before {
  content: '"';
  font-family: 'Playfair Display', serif;
  font-size: 4rem;
  color: var(--accent);
  position: absolute;
  top: 0.2rem;
  left: 1rem;
  line-height: 1;
}
.testimonial p { padding-top: 1.5rem; font-style: italic; color: var(--gray-600); }
.testimonial-author {
  margin-top: 0.8rem;
  font-weight: 700;
  color: var(--primary-dark);
  font-style: normal;
}
.testimonial .stars { color: var(--secondary); margin-bottom: 0.3rem; }

/* --- Footer --- */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.8);
  padding: 3rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
.footer-col h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.5rem;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--secondary);
}
.footer-col p { font-size: 0.9rem; margin-bottom: 0.5rem; }
.footer-col ul li { margin-bottom: 0.4rem; }
.footer-col ul li a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--secondary); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}
.footer-bottom a { color: var(--secondary); }
.footer-credit {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  opacity: 0.7;
}
.footer-credit img {
  height: 18px;
  width: auto;
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding: 0.8rem 0;
  font-size: 0.85rem;
  color: var(--gray-500);
}
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { margin: 0 0.3rem; }

/* --- Internal links block --- */
.internal-links {
  background: var(--gray-100);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-top: 2rem;
}
.internal-links h3 { font-size: 1.1rem; margin-bottom: 0.8rem; }
.internal-links ul { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.internal-links ul li a {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background: var(--white);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--primary);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.internal-links ul li a:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* --- 404 Page --- */
.page-404 {
  text-align: center;
  padding: 5rem 1rem;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.page-404 .error-code {
  font-size: 6rem;
  font-family: 'Playfair Display', serif;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 1rem;
}
.page-404 h1 { font-size: 1.8rem; margin-bottom: 0.8rem; }
.page-404 p { color: var(--gray-500); max-width: 500px; margin-bottom: 1.5rem; }

/* ============================================
   TABLET — min 768px
   ============================================ */
@media (min-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.5rem; }

  .container { padding: 0 2rem; }

  .hero { padding: 5rem 2rem; min-height: 65vh; }
  .hero h1 { font-size: 2.6rem; }
  .hero p { font-size: 1.15rem; }
  .hero-page h1 { font-size: 2.2rem; }

  .main-nav { display: flex !important; }
  .main-nav ul {
    flex-direction: row;
    position: static;
    box-shadow: none;
    padding: 0;
    gap: 0;
    background: transparent;
    align-items: center;
  }
  .main-nav ul li a {
    padding: 0.5rem 0.8rem;
    font-size: 0.9rem;
  }
  .nav-cta { margin: 0 0 0 0.5rem; padding: 0.5rem 1rem; font-size: 0.9rem; }
  .hamburger { display: none; }

  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .content-layout { grid-template-columns: 1fr 300px; }
  .features-row { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .info-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }

  .section { padding: 4rem 0; }
  .section-title h2 { font-size: 2rem; }

  .cta-banner { padding: 4rem 2rem; }
  .cta-banner h2 { font-size: 2rem; }
}

/* ============================================
   DESKTOP — min 1024px
   ============================================ */
@media (min-width: 1024px) {
  h1 { font-size: 3rem; }

  .hero { padding: 6rem 2rem; min-height: 70vh; }
  .hero h1 { font-size: 3rem; }
  .hero p { font-size: 1.2rem; }
  .hero-page h1 { font-size: 2.5rem; }

  .main-nav ul li a { padding: 0.5rem 1rem; font-size: 0.95rem; }
  .nav-cta { padding: 0.55rem 1.2rem; }

  .cards-grid { grid-template-columns: repeat(3, 1fr); }
  .features-row { grid-template-columns: repeat(4, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
  .info-cards { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(4, 1fr); }

  .section { padding: 5rem 0; }

  .page-404 .error-code { font-size: 10rem; }
}