/* ===== VARIABLES CSS ===== */
:root {
  --rich-black: #011627ff;
  --baby-powder: #fdfffcff;
  --light-sea-green: #2ec4b6ff;
  --red-pantone: #e71d36ff;
  --orange-peel: #ff9f1cff;
  
  /* Espacements */
  --container-padding: 1.5rem;
  --section-padding: 4rem 0;
  --card-padding: 2rem;
  
  /* Bordures */
  --border-radius: 12px;
  --border-radius-lg: 18px;
  --border-radius-xl: 24px;
  
  /* Ombres */
  --shadow-sm: 0 2px 8px rgba(1,22,39,0.08);
  --shadow-md: 0 4px 16px rgba(1,22,39,0.12);
  --shadow-lg: 0 8px 32px rgba(46,196,182,0.15);
}

/* ===== RESET ET BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', Arial, sans-serif;
  background: linear-gradient(135deg, var(--baby-powder) 60%, var(--light-sea-green) 100%);
  color: var(--rich-black);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== CONTENEURS ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
}

.container-sm {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
}

.container-lg {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
}

/* ===== TYPOGRAPHIE ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

h1 { 
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--rich-black);
}

h2 { 
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--light-sea-green);
  margin-bottom: 1.5rem;
}

h3 { 
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: var(--orange-peel);
}

p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  line-height: 1.7;
}

/* ===== NAVBAR AMÉLIORÉE ===== */
.header {
  background: var(--rich-black);
  color: var(--baby-powder);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange-peel);
  text-decoration: none;
  letter-spacing: 2px;
  text-shadow: 1px 2px 8px rgba(255,159,28,0.08);
  transition: transform 0.2s;
  display: flex;
  align-items: center;
  height: 72px;
}
.logo:hover {
  transform: scale(1.05);
}

.navbar {
  flex: 1;
  display: flex;
  justify-content: center;
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  align-items: center;
  justify-content: center;
}

.navbar a {
  color: var(--baby-powder);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.08rem;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  position: relative;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.navbar a::after {
  content: '';
  display: block;
  position: absolute;
  left: 50%;
  bottom: 8px;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--light-sea-green), var(--orange-peel));
  border-radius: 2px;
  transition: width 0.3s cubic-bezier(.4,0,.2,1), left 0.3s cubic-bezier(.4,0,.2,1);
}

.navbar a:hover::after, .navbar a:focus::after {
  width: 80%;
  left: 10%;
}

.navbar a:hover, .navbar a:focus {
  background: rgba(46,196,182,0.12);
  color: var(--orange-peel);
  box-shadow: 0 2px 8px rgba(46,196,182,0.10);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: 1.5rem;
}
.hamburger span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--orange-peel);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--section-padding);
}

.section-hero {
  background: linear-gradient(135deg, var(--light-sea-green) 0%, var(--baby-powder) 100%);
  padding: 6rem 0 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.section-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

.section-hero .container {
  position: relative;
  z-index: 2;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--rich-black);
}

.section-title::before,
.section-title::after {
  content: '';
  height: 3px;
  width: 60px;
  background: linear-gradient(90deg, var(--orange-peel), var(--red-pantone));
  border-radius: 2px;
}

/* ===== CARTES ET COMPOSANTS ===== */
.card {
  background: var(--baby-powder);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--card-padding);
  margin-bottom: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(46,196,182,0.1);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--light-sea-green), var(--orange-peel));
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(46,196,182,0.3);
}

.badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--orange-peel), var(--red-pantone));
  color: var(--baby-powder);
  font-weight: 600;
  border-radius: 20px;
  padding: 0.4rem 1rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-sm);
}

/* ===== BOUTONS ===== */
.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--light-sea-green), var(--orange-peel));
  color: var(--rich-black);
  border: none;
  border-radius: var(--border-radius);
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--red-pantone), var(--orange-peel));
  color: var(--baby-powder);
}

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

.btn-secondary:hover {
  background: var(--light-sea-green);
  color: var(--rich-black);
}

/* ===== FORMULAIRES ===== */
.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--rich-black);
}

input, textarea, select {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  border: 2px solid rgba(46,196,182,0.3);
  border-radius: var(--border-radius);
  padding: 1rem;
  background: var(--baby-powder);
  color: var(--rich-black);
  transition: all 0.3s ease;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--light-sea-green);
  box-shadow: 0 0 0 3px rgba(46,196,182,0.1);
  transform: translateY(-2px);
}

/* ===== GRILLES ===== */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ===== SLIDERS ===== */
.slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  margin: 2rem 0;
}

.slide {
  display: none;
  width: 100%;
  position: relative;
}

.slide.active {
  display: block !important;
}

.slide img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(1,22,39,0.8));
  color: var(--baby-powder);
  padding: 2rem;
  text-align: center;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.9);
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--rich-black);
  transition: all 0.3s ease;
  z-index: 10;
}

.slider-btn:hover {
  background: var(--light-sea-green);
  color: var(--baby-powder);
  transform: translateY(-50%) scale(1.1);
}

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

/* ===== TABLES ===== */
.table-container {
  overflow-x: auto;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--baby-powder);
}

th, td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(46,196,182,0.2);
}

th {
  background: var(--light-sea-green);
  color: var(--rich-black);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tr:hover {
  background: rgba(46,196,182,0.05);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--rich-black);
  color: var(--baby-powder);
  padding: 3rem 0 1.5rem 0;
  margin-top: 4rem;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--light-sea-green), var(--orange-peel), var(--red-pantone));
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: var(--orange-peel);
  margin-bottom: 1rem;
}

.footer-section p, .footer-section a {
  color: var(--baby-powder);
  text-decoration: none;
  margin-bottom: 0.5rem;
  display: block;
}

.footer-section a:hover {
  color: var(--light-sea-green);
}

.footer-socials {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin: 1rem 0;
}

.footer-socials a {
  color: var(--baby-powder);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  font-weight: 500;
}

.footer-socials a:hover {
  background: var(--light-sea-green);
  color: var(--rich-black);
  border-color: var(--light-sea-green);
  transform: translateY(-2px);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  color: rgba(255,255,255,0.7);
  width: 100%;
}

/* ===== UTILITAIRES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }

.hidden { display: none; }
.visible { display: block; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeInUp 0.6s ease-out;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
  
  .grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }
}

@media (max-width: 900px) {
  .nav-container {
    padding: 0 1rem;
  }
  .navbar ul {
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  .nav-container {
    flex-wrap: wrap;
    min-height: 56px;
  }
  .navbar {
    width: 100%;
    justify-content: flex-end;
  }
  .navbar ul {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--rich-black);
    flex-direction: column;
    align-items: center;
    padding: 2rem 0 2rem 0;
    gap: 1.2rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
  }
  .navbar.active ul {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .hamburger {
    display: flex;
  }
  
  .section-hero {
    padding: 4rem 0 2rem 0;
  }
  
  .card {
    padding: 1.5rem;
  }
  
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .section-hero {
    padding: 3rem 0 1.5rem 0;
  }
  
  .card {
    padding: 1rem;
  }
  
  .btn {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
  }
  
  .slider-btn {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
}

/* ===== ÉTATS SPÉCIAUX ===== */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.error {
  background: rgba(231,29,54,0.1);
  border: 1px solid var(--red-pantone);
  color: var(--red-pantone);
  padding: 1rem;
  border-radius: var(--border-radius);
  margin: 1rem 0;
}

.success {
  background: rgba(46,196,182,0.1);
  border: 1px solid var(--light-sea-green);
  color: var(--light-sea-green);
  padding: 1rem;
  border-radius: var(--border-radius);
  margin: 1rem 0;
} 
.slide {
  display: none;
}
.slide.active {
  display: block;
}