/* 
 * CreaBusiness - Styles complets
 * Version: 1.0
 */

/* ===== VARIABLES ===== */
:root {
  /* Couleurs principales */
  --primary: #4361ee;
  --primary-dark: #3547c9;
  --primary-light: #eef2ff;
  --secondary: #4cc9f0;
  --secondary-dark: #38a3c4;
  --dark: #0d1b2a;
  --light: #f8f9fa;
  --gray: #6c757d;
  --gray-light: #e9ecef;
  --gray-dark: #343a40;
  --success: #38b000;
  --warning: #ffbe0b;
  --danger: #d90429;
  --white: #ffffff;
  
  /* Espacement */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
  --shadow-md: 0 5px 15px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: var(--gray-dark);
  background-color: var(--white);
  font-size: 16px;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--primary-dark);
}

ul {
  list-style: none;
}

/* ===== TYPOGRAPHIE ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2.75rem;
}

h2 {
  font-size: 2.2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-md);
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-primary {
  color: var(--primary);
}

.text-secondary {
  color: var(--secondary);
}

.text-success {
  color: var(--success);
}

.text-danger {
  color: var(--danger);
}

.text-warning {
  color: var(--warning);
}

.text-dark {
  color: var(--dark);
}

.text-light {
  color: var(--light);
}

.text-gray {
  color: var(--gray);
}

.font-weight-bold {
  font-weight: 700;
}

.font-weight-medium {
  font-weight: 500;
}

.font-weight-normal {
  font-weight: 400;
}

.font-weight-light {
  font-weight: 300;
}

.font-sm {
  font-size: 0.875rem;
}

.font-lg {
  font-size: 1.125rem;
}

.font-xl {
  font-size: 1.25rem;
}

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

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
}

.col {
  flex: 1 0 0%;
  padding: 0 15px;
}

/* Colonnes avec tailles spécifiques */
.col-6 {
  flex: 0 0 auto;
  width: 50%;
  padding: 0 15px;
}

.col-4 {
  flex: 0 0 auto;
  width: 33.333333%;
  padding: 0 15px;
}

.col-3 {
  flex: 0 0 auto;
  width: 25%;
  padding: 0 15px;
}

.col-8 {
  flex: 0 0 auto;
  width: 66.666667%;
  padding: 0 15px;
}

.col-12 {
  flex: 0 0 auto;
  width: 100%;
  padding: 0 15px;
}

/* Section générique */
section {
  padding: var(--spacing-xl) 0;
}

.section-sm {
  padding: var(--spacing-lg) 0;
}

.section-lg {
  padding: calc(var(--spacing-xl) * 1.5) 0;
}

/* ===== COMPOSANTS ===== */

/* Header & Navigation */
header {
  background-color: var(--dark);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
}

.logo:hover {
  color: var(--white);
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  margin: 0;
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  transition: color var(--transition-normal);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-link:hover {
  color: var(--secondary);
}

.nav-link.active {
  color: var(--secondary);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  text-align: center;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: none;
  font-size: 1rem;
  line-height: 1.5;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
}

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

.btn-secondary {
  background-color: var(--secondary);
  color: var(--white);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background-color: var(--secondary);
  color: var(--dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-light {
  background-color: var(--white);
  color: var(--primary);
}

.btn-light:hover {
  background-color: var(--gray-light);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-block {
  display: block;
  width: 100%;
}

.btn-sm {
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.8rem 2rem;
  font-size: 1.125rem;
}

/* Cards */
.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  margin-bottom: var(--spacing-lg);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-body {
  padding: var(--spacing-lg);
}

.card-title {
  margin-bottom: var(--spacing-sm);
}

.card-text {
  margin-bottom: var(--spacing-md);
}

.card-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--gray-light);
}

/* Forms */
form {
  margin-bottom: var(--spacing-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-control:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-check {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.form-check-input {
  margin-right: var(--spacing-sm);
}

/* ===== SECTIONS SPÉCIFIQUES ===== */

/* Hero Section */
.hero {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--dark) 0%, #1a365d 100%);
  color: var(--white);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2.75rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  color: var(--white);
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* Features Section */
.features {
  padding: 5rem 0;
  background-color: var(--light);
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.section-title p {
  font-size: 1.1rem;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  padding: 2rem;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  background-color: rgba(67, 97, 238, 0.1);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary);
  font-size: 1.5rem;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

/* How it works section */
.how-it-works {
  padding: 5rem 0;
}

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

.step {
  text-align: center;
  padding: 2rem;
  position: relative;
}

.step-number {
  background-color: var(--primary);
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

/* Pricing Section */
.pricing {
  padding: 5rem 0;
  background-color: var(--light);
}

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

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-5px);
}

.pricing-header {
  padding: 2rem;
  border-bottom: 1px solid var(--gray-light);
  text-align: center;
}

.pricing-name {
  font-size: 1.5rem;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
}

.pricing-features {
  padding: 2rem;
  list-style: none;
}

.pricing-feature {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.check-icon::before {
  content: "✓";
  color: var(--success);
  font-weight: bold;
  margin-right: 8px;
}

/* Testimonials Section */
.testimonials {
  padding: 5rem 0;
}

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

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  padding: 2rem;
}

.testimonial-content {
  margin-bottom: 1.5rem;
  font-style: italic;
  color: #555;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  font-weight: 700;
}

.author-info h4 {
  margin-bottom: 0.25rem;
}

.author-info p {
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 0;
}

/* CTA Section */
.cta {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  text-align: center;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
  color: var(--white);
}

.cta p {
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* About section */
.about-section {
  padding: 5rem 0;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

/* Services section */
.services-section {
  padding: 5rem 0;
  background-color: var(--light);
}

.service-list {
  list-style: none;
  padding-left: 0;
}

.service-item {
  margin-bottom: var(--spacing-md);
  padding-left: 2rem;
  position: relative;
}

.service-item::before {
  content: "•";
  color: var(--primary);
  font-size: 1.5rem;
  position: absolute;
  left: 0;
  top: -8px;
}

/* Contact section */
.contact-section {
  padding: 5rem 0;
}

.contact-info {
  margin-bottom: var(--spacing-lg);
}

.contact-method {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.contact-icon {
  margin-right: var(--spacing-md);
  color: var(--primary);
  font-size: 1.2rem;
}

/* Blog section */
.blog-section {
  padding: 5rem 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.blog-card:hover {
  transform: translateY(-5px);
}

.blog-image {
  height: 200px;
  background-color: var(--gray-light);
  background-size: cover;
  background-position: center;
}

.blog-content {
  padding: var(--spacing-lg);
}

.blog-date {
  color: var(--gray);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.blog-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.blog-excerpt {
  color: var(--gray-dark);
  margin-bottom: var(--spacing-md);
}

/* Legal section */
.legal-section {
  padding: 5rem 0;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.legal-content p {
  margin-bottom: var(--spacing-md);
}

/* Footer */
footer {
  background-color: var(--dark);
  color: #a0a0a0;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-links {
  list-style: none;
}

.footer-link {
  margin-bottom: 0.75rem;
}

.footer-link a {
  color: #a0a0a0;
  text-decoration: none;
  transition: color var(--transition-normal);
}

.footer-link a:hover {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
  margin-bottom: 0.5rem;
}

/* ===== UTILITAIRES ===== */
/* Marges */
.m-0 { margin: 0; }
.m-1 { margin: var(--spacing-xs); }
.m-2 { margin: var(--spacing-sm); }
.m-3 { margin: var(--spacing-md); }
.m-4 { margin: var(--spacing-lg); }
.m-5 { margin: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: var(--spacing-xs); }
.ml-2 { margin-left: var(--spacing-sm); }
.ml-3 { margin-left: var(--spacing-md); }
.ml-4 { margin-left: var(--spacing-lg); }
.ml-5 { margin-left: var(--spacing-xl); }

.mr-0 { margin-right: 0; }
.mr-1 { margin-right: var(--spacing-xs); }
.mr-2 { margin-right: var(--spacing-sm); }
.mr-3 { margin-right: var(--spacing-md); }
.mr-4 { margin-right: var(--spacing-lg); }
.mr-5 { margin-right: var(--spacing-xl); }

/* Padding */
.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-3 { padding-top: var(--spacing-md); }
.pt-4 { padding-top: var(--spacing-lg); }
.pt-5 { padding-top: var(--spacing-xl); }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-3 { padding-bottom: var(--spacing-md); }
.pb-4 { padding-bottom: var(--spacing-lg); }
.pb-5 { padding-bottom: var(--spacing-xl); }

.pl-0 { padding-left: 0; }
.pl-1 { padding-left: var(--spacing-xs); }
.pl-2 { padding-left: var(--spacing-sm); }
.pl-3 { padding-left: var(--spacing-md); }
.pl-4 { padding-left: var(--spacing-lg); }
.pl-5 { padding-left: var(--spacing-xl); }

.pr-0 { padding-right: 0; }
.pr-1 { padding-right: var(--spacing-xs); }
.pr-2 { padding-right: var(--spacing-sm); }
.pr-3 { padding-right: var(--spacing-md); }
.pr-4 { padding-right: var(--spacing-lg); }
.pr-5 { padding-right: var(--spacing-xl); }

/* Flexbox */
.d-flex {
  display: flex;
}

.flex-column {
  flex-direction: column;
}

.justify-content-start {
  justify-content: flex-start;
}

.justify-content-end {
  justify-content: flex-end;
}

.justify-content-center {
  justify-content: center;
}

.justify-content-between {
  justify-content: space-between;
}

.align-items-start {
  align-items: flex-start;
}

.align-items-end {
  align-items: flex-end;
}

.align-items-center {
  align-items: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* Display */
.d-none {
  display: none;
}

.d-block {
  display: block;
}

.d-inline-block {
  display: inline-block;
}

/* Width */
.w-100 {
  width: 100%;
}

.w-75 {
  width: 75%;
}

.w-50 {
  width: 50%;
}

.w-25 {
  width: 25%;
}

/* Height */
.h-100 {
  height: 100%;
}

/* Position */
.position-relative {
  position: relative;
}

.position-absolute {
  position: absolute;
}

.position-fixed {
  position: fixed;
}

/* Borders */
.border {
  border: 1px solid var(--gray-light);
}

.border-top {
  border-top: 1px solid var(--gray-light);
}

.border-bottom {
  border-bottom: 1px solid var(--gray-light);
}

.border-left {
  border-left: 1px solid var(--gray-light);
}

.border-right {
  border-right: 1px solid var(--gray-light);
}

.rounded {
  border-radius: var(--radius-md);
}

.rounded-lg {
  border-radius: var(--radius-lg);
}

.rounded-circle {
  border-radius: 50%;
}

/* Background */
.bg-primary {
  background-color: var(--primary);
}

.bg-secondary {
  background-color: var(--secondary);
}

.bg-dark {
  background-color: var(--dark);
}

.bg-light {
  background-color: var(--light);
}

.bg-white {
  background-color: var(--white);
}

.bg-success {
  background-color: var(--success);
}

.bg-danger {
  background-color: var(--danger);
}

.bg-warning {
  background-color: var(--warning);
}

/* Shadows */
.shadow-sm {
  box-shadow: var(--shadow-sm);
}

.shadow {
  box-shadow: var(--shadow-md);
}

.shadow-lg {
  box-shadow: var(--shadow-lg);
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
  
  .nav-links {
    gap: var(--spacing-md);
  }
  
  h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .footer-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 540px;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--dark);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    z-index: 10;
    gap: var(--spacing-md);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .hero {
    padding: 3rem 0;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .section-title h2 {
    font-size: 1.8rem;
  }
  
  .feature-card {
    padding: 1.5rem;
  }
  
  .features-grid,
  .steps,
  .pricing-grid,
  .testimonial-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .col-6,
  .col-4,
  .col-3,
  .col-8 {
    width: 100%;
  }
  
  .cta {
    padding: 3rem 0;
  }
  
  .cta h2 {
    font-size: 1.8rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .pricing-card {
    max-width: 400px;
    margin: 0 auto 2rem;
  }