/*
 * Catapulte IA - Landing Page de Gestion Locative
 * Feuille de style principale
 */

/* ========== Variables ========== */
:root {
  /* Couleurs */
  --color-primary: #1E63EE;
  --color-primary-dark: #1751c7;
  --color-primary-light: #5188f6;
  --color-secondary: #17BEBB;
  --color-tertiary: #EAEDF6;
  --color-text: #2D3142;
  --color-text-light: #545B7A;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F7F9FC;
  --color-cta: #FF5A5F;
  --color-cta-dark: #e6484d;
  --color-light-bg: var(--color-bg-alt);

  /* Espacements */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-xxl: 64px;
  --spacing-xxxl: 96px;
  --section-padding: var(--spacing-xxl) 0;

  /* Autres */
  --border-radius: 8px;
  --border-radius-sm: 4px;
  --container-width: 1200px;
  --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-button: 0 2px 4px rgba(0, 0, 0, 0.1);
  --box-shadow: var(--shadow-card);
  --box-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --transition: all 0.3s ease;
}

/* ========== Base ========== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  margin-top: 0;
  color: var(--color-text);
}

h1 {
  font-size: 48px;
  line-height: 1.125;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: 36px;
  line-height: 1.22;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 24px;
  line-height: 1.25;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: 20px;
  line-height: 1.3;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

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

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

ul {
  padding-left: var(--spacing-md);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

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

/* ========== Utilitaires ========== */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header p {
  font-size: 20px;
  color: var(--color-text-light);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.centered-cta {
  text-align: center;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

/* ========== Composants ========== */

/* Boutons */
.btn {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

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

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

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

.btn--secondary:hover {
  background-color: var(--color-tertiary);
  color: var(--color-primary);
}

.btn--small {
  font-size: 14px;
  padding: 6px var(--spacing-sm);
}

/* Cartes */
.card {
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-md);
  transition: var(--transition);
}

.card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  transform: translateY(-4px);
}

/* ========== Layout ========== */

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  z-index: 100;
  padding: var(--spacing-sm) 0;
}

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

.logo {
  display: block;
  height: 40px;
  text-decoration: none;
}

.logo-text {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: var(--color-primary);
  line-height: 40px;
}

.logo img {
  height: 100%;
}

.nav__links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links li {
  margin-left: var(--spacing-sm);
  margin-right: var(--spacing-sm);
}

.nav__links a {
  color: var(--color-text);
  font-weight: 500;
  padding: var(--spacing-xs) 0;
  position: relative;
}

.nav__links a:after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--color-primary);
  transition: var(--transition);
}

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

.nav__links a:hover:after {
  width: 100%;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background-color: var(--color-text);
  transition: var(--transition);
}

/* Hero Section */
.hero {
  padding-top: calc(80px + var(--spacing-xxl));
  padding-bottom: var(--spacing-xxl);
  background-color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

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

.hero__content {
  flex: 1;
  max-width: 550px;
  margin-right: var(--spacing-xl);
}

.hero__subtitle {
  font-size: 20px;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

.hero__cta {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.hero__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.feature {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: var(--color-text-light);
}

.feature img {
  margin-right: var(--spacing-xs);
  width: 20px;
  height: 20px;
}

.hero__image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  max-width: 550px;
}

.hero__image img {
  max-width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
}

/* Problèmes Section */
.problems {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-bg-alt);
}

.problems__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.problem-card {
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-lg);
  text-align: center;
  transition: var(--transition);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.problem-card img {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-sm);
}

.problem-card h3 {
  margin-bottom: var(--spacing-xs);
}

.problem-card p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.stats-banner {
  background-color: var(--color-primary);
  color: white;
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.stat__number {
  display: block;
  font-size: 36px;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.stat__text {
  font-size: 18px;
}

/* Agents Section */
.agents {
  padding: var(--spacing-xxl) 0;
  background-color: var(--color-bg);
}

.agents__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.agent-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-tertiary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-md);
  transition: var(--transition);
}

.agent-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--color-primary);
}

.agent-card__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  background-color: var(--color-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.agent-card__icon img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  margin: 0 auto;
}

.agent-card h3 {
  text-align: center;
  margin-bottom: var(--spacing-xs);
}

.agent-card p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.agent-card__features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.agent-card__features li {
  padding-left: 20px;
  position: relative;
  margin-bottom: var(--spacing-xs);
  font-size: 14px;
}

.agent-card__features li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

.agents__info {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: var(--color-tertiary);
  border-radius: var(--border-radius);
}

.agents__info h3 {
  margin-bottom: var(--spacing-sm);
}

.agents__info p {
  margin-bottom: 0;
}

/* Footer */
.footer {
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  background-color: var(--color-text);
  color: white;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer__logo {
  display: block;
  height: 40px;
  margin-bottom: var(--spacing-md);
  text-decoration: none;
}

.footer__logo .logo-text {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: white;
  line-height: 40px;
}

.footer__col p {
  opacity: 0.8;
  margin-bottom: var(--spacing-md);
}

.footer__social {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: var(--transition);
}

.footer__social a:hover {
  background-color: var(--color-primary);
}

.footer__social img {
  width: 18px;
  height: 18px;
}

.footer h4 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-md) 0;
}

.footer li {
  margin-bottom: var(--spacing-xs);
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
}

.footer a:hover {
  color: white;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 14px;
}

.footer__bottom p {
  margin: 0;
  opacity: 0.6;
}

.footer__legal {
  display: flex;
  gap: var(--spacing-md);
}

.footer__legal a {
  opacity: 0.6;
}

/* ========== Media Queries ========== */
@media (max-width: 992px) {
  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 30px;
  }

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

  .hero__content {
    margin-right: 0;
    margin-bottom: var(--spacing-xl);
    max-width: 100%;
  }

  .hero__image {
    max-width: 100%;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: block;
  }

  .hero__cta {
    flex-direction: column;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }

  .footer__legal {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 576px) {
  .problems__grid,
  .agents__grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

/* --- Features Section --- */
.features {
  background-color: var(--color-light-bg);
  padding: var(--section-padding);
}

.features__tabs {
  margin-top: 3rem;
}

.tabs__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.tab-btn {
  background: none;
  border: none;
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-btn:hover {
  background-color: rgba(30, 99, 238, 0.1);
  color: var(--color-primary);
}

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

.tabs__content {
  margin-top: 2rem;
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease-in-out;
}

.tab-content.active {
  display: block;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.content-text h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--color-heading);
}

.content-text p {
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.feature-list {
  list-style-type: none;
  padding: 0;
}

.feature-list li {
  padding: 0.5rem 0;
  position: relative;
  padding-left: 1.5rem;
}

.feature-list li:before {
  content: "✓";
  color: var(--color-primary);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.content-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.content-image img {
  max-width: 80px;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

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

  .content-image {
    order: -1;
    margin-bottom: 2rem;
  }

  .tabs__nav {
    flex-direction: column;
    align-items: center;
  }

  .tab-btn {
    width: 100%;
    text-align: center;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Testimonials Section --- */
.testimonials {
  padding: var(--section-padding);
  background-color: var(--color-bg-alt);
}

.testimonials__slider {
  position: relative;
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
  min-height: 300px; /* Hauteur minimale pour éviter les sauts */
}

.testimonial-card {
  display: block;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  opacity: 0;
  transition: transform 0.5s ease, opacity 0.3s ease;
  position: absolute;
  left: 0;
  right: 0;
}

.testimonial-card__content {
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-lg);
  margin: var(--spacing-md);
  text-align: center;
}

.testimonial-text {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text);
  font-style: italic;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding: 0 var(--spacing-sm);
}

.testimonial-text::before {
  content: '"';
  font-size: 60px;
  line-height: 1;
  color: var(--color-primary-light);
  opacity: 0.2;
  position: absolute;
  top: -20px;
  left: -10px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
}

.testimonial-author__info h4 {
  margin-bottom: 4px;
  color: var(--color-text);
  font-size: 18px;
}

.testimonial-author__info p {
  margin-bottom: 0;
  color: var(--color-text-light);
  font-size: 14px;
}

.testimonials__navigation {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-md);
  gap: var(--spacing-md);
}

.slider-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background-color: var(--color-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-button);
  transition: var(--transition);
}

.slider-arrow:hover {
  background-color: var(--color-primary);
  color: white;
}

.slider-dots {
  display: flex;
  gap: 10px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-tertiary);
  cursor: pointer;
  transition: var(--transition);
}

.dot.active {
  background-color: var(--color-primary);
}

.testimonials__cta {
  text-align: center;
  margin-top: var(--spacing-xl);
}

@media (max-width: 768px) {
  .testimonial-card__content {
    padding: var(--spacing-md);
  }

  .testimonial-text {
    font-size: 16px;
    line-height: 1.5;
  }
}

/* --- FAQ Section --- */
.faq {
  background-color: var(--color-light-bg);
  padding: var(--section-padding);
}

.faq__accordion {
  margin-top: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.accordion-item {
  margin-bottom: 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow-sm);
  background-color: white;
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-heading);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.3s;
}

.accordion-header:hover {
  background-color: rgba(30, 99, 238, 0.05);
}

.accordion-icon {
  transition: transform 0.3s ease;
  color: var(--color-primary);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--color-text);
  line-height: 1.6;
}

.accordion-item.active .accordion-content {
  display: block;
  animation: fadeDown 0.5s ease-out;
}

@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.faq__more {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 3rem;
  text-align: center;
}

.faq__more p {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  color: var(--color-heading);
}

@media (max-width: 768px) {
  .accordion-header {
    font-size: 1rem;
    padding: 1rem 1.25rem;
  }

  .accordion-content {
    padding: 0 1.25rem 1.25rem 1.25rem;
  }
}

/* --- Other sections will be added in future phases --- */

/* Styles pour la section benefits */
.features__benefits {
  margin-top: var(--spacing-xxl);
  text-align: center;
}

.features__benefits h3 {
  margin-bottom: var(--spacing-lg);
  font-size: 28px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.benefit-card {
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.benefit-icon {
  font-size: 36px;
  margin-bottom: var(--spacing-sm);
}

.benefit-card h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.benefit-card p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* Amélioration des features lists */
.feature-list li {
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

.feature-list li strong {
  color: var(--color-primary);
  font-weight: 600;
}

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

  .features__benefits h3 {
    font-size: 24px;
  }
}