/*
* AuditLumen Website Stylesheet
* Responsive financial auditing company website
*/

/* ======================
   Base Styles & Reset
   ====================== */
:root {
  --color-primary: #0A2342;
  --color-accent: #FF6B6B;
  --color-bg: #F3F4F6;
  --color-text: #374151;
  --color-white: #FFFFFF;
  --color-light-gray: #E5E7EB;
  --color-dark-gray: #6B7280;
  --gradient-primary: linear-gradient(to right, #0A2342, #1E3A8A);
  
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Open Sans', sans-serif;
  
  --transition: all 0.3s ease;
  --border-radius: 8px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-secondary);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 0.5em;
  font-weight: 700;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
}

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

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

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

ul, ol {
  list-style-position: inside;
  margin-bottom: 1rem;
}

/* ======================
   Layout & Container
   ====================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 7rem 0 !important;
}

.section__title {
  text-align: center;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 1rem;
}

.section__title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--color-accent);
}

.section__subtitle {
  text-align: center;
  color: var(--color-dark-gray);
  margin-bottom: 3rem;
  font-size: 1.1rem;
}

/* ======================
   Header & Navigation
   ====================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-svg {
  max-width: 100%;
  height: auto;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
}

.main-nav__link {
  color: var(--color-primary);
  font-weight: 500;
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: var(--transition);
}

.main-nav__link:hover {
  color: var(--color-accent);
}

.menu-toggle {
  display: none;
}

.menu-button {
  display: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 1001;
}

.menu-icon {
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  top: 50%;
  transform: translateY(-50%);
  transition: var(--transition);
}

.menu-icon::before,
.menu-icon::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition);
}

.menu-icon::before {
  top: -8px;
}

.menu-icon::after {
  bottom: -8px;
}

/* Burger menu toggle behavior */
.menu-toggle:checked ~ .menu-button .menu-icon {
  background-color: transparent;
}

.menu-toggle:checked ~ .menu-button .menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle:checked ~ .menu-button .menu-icon::after {
  bottom: 0;
  transform: rotate(-45deg);
}

/* ======================
   Buttons
   ====================== */
.btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-primary);
}

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

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

.btn--large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn--full {
  width: 100%;
}

/* ======================
   Hero Section
   ====================== */
.hero {
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: 8rem 0 5rem;
  margin-top: 80px; /* Account for fixed header */
}

.hero__container {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hero__content {
  flex: 1;
}

.hero__title {
  color: var(--color-white);
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.hero__subtitle {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--color-light-gray);
}

.hero__image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.hero__img {
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

/* ======================
   About Section
   ====================== */
.about__grid {
  display: flex;
  gap: 3rem;
  align-items: center;
}

.about__content {
  flex: 1;
}

.about__image {
  flex: 1;
}

.about__img {
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.about__subtitle {
  color: var(--color-primary);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.about__licenses {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.license {
  background-color: var(--color-white);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  flex: 1;
}

.license h4 {
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

/* ======================
   Services Section
   ====================== */
.services {
  background-color: var(--color-white);
}

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

.service-card {
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.service-card__icon {
  margin-bottom: 1.5rem;
}

.service-card__title {
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.service-card__description {
  margin-bottom: 1.5rem;
}

.service-card__list {
  list-style-type: none;
}

.service-card__list li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: 0.5rem;
}

.service-card__list li::before {
  content: "•";
  color: var(--color-accent);
  position: absolute;
  left: 0;
  font-weight: bold;
}

/* ======================
   Advantages Section
   ====================== */
.advantages__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.advantage {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--box-shadow);
  text-align: center;
  transition: var(--transition);
}

.advantage:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.advantage__icon {
  margin: 0 auto 1.5rem;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 107, 107, 0.1);
  border-radius: 50%;
}

.advantage__title {
  margin-bottom: 1rem;
}

/* ======================
   Testimonials Section
   ====================== */
.testimonials {
  background-color: var(--color-white);
}

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

.testimonial {
  background-color: var(--color-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.testimonial__content {
  padding: 2rem;
  position: relative;
}

.testimonial__content::before {
  content: '"';
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 4rem;
  color: rgba(255, 107, 107, 0.2);
  font-family: serif;
  line-height: 1;
}

.testimonial__text {
  font-style: italic;
  position: relative;
  z-index: 1;
}

.testimonial__author {
  display: flex;
  align-items: center;
  padding: 1.5rem 2rem;
  background-color: var(--color-primary);
  color: var(--color-white);
}

.testimonial__image {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 1rem;
  border: 2px solid var(--color-white);
}

.testimonial__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial__info {
  flex: 1;
}

.testimonial__name {
  margin-bottom: 0.25rem;
  color: var(--color-white);
}

.testimonial__position {
  font-size: 0.875rem;
  opacity: 0.8;
  margin: 0;
}

/* ======================
   Contact Form Section
   ====================== */
.contact {
  background-color: var(--color-bg);
}

.contact__form-container {
  max-width: 600px;
  margin: 0 auto;
}

.contact__form {
  background-color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

/* Styles pour les messages d'erreur du formulaire */
.form-errors {
  background-color: rgba(255, 107, 107, 0.1);
  border-left: 4px solid var(--color-accent);
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: var(--border-radius);
}

.form-error {
  color: #d32f2f;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.form-error:last-child {
  margin-bottom: 0;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-primary);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-light-gray);
  border-radius: var(--border-radius);
  font-family: var(--font-secondary);
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--color-white);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
}

.checkbox-group input {
  width: auto;
  margin-right: 0.75rem;
  margin-top: 0.25rem;
}

.checkbox-group label {
  font-weight: normal;
}

/* ======================
   Footer
   ====================== */
.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer__column {
  margin-bottom: 1rem;
}

.footer__logo {
  display: inline-block;
  margin-bottom: 1.5rem;
}

.footer__description {
  opacity: 0.8;
}

.footer__heading {
  color: var(--color-white);
  margin-bottom: 1.5rem;
  font-size: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer__heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer__contact {
  font-style: normal;
}

.footer__contact p {
  margin-bottom: 0.75rem;
}

.footer__contact a {
  color: var(--color-accent);
}

.footer__links {
  list-style: none;
  margin: 0;
}

.footer__links li {
  margin-bottom: 0.5rem;
}

.footer__links a {
  color: var(--color-white);
  opacity: 0.8;
  transition: var(--transition);
}

.footer__links a:hover {
  opacity: 1;
  color: var(--color-accent);
}

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

.copyright {
  opacity: 0.7;
  font-size: 0.875rem;
  margin: 0;
}

/* ======================
   Cookie Popup
   ====================== */
.cookie-popup {
  position: fixed;
  bottom: -100%;
  left: 0;
  right: 0;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 1.5rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
  z-index: 1010;
  transition: bottom 0.5s ease;
}

.cookie-popup--visible {
  bottom: 0;
}

.cookie-popup__content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.cookie-popup__content h3 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.cookie-popup__content p {
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  opacity: 0.9;
}

.cookie-popup__buttons {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.cookie-popup__link {
  color: var(--color-white);
  text-decoration: underline;
  opacity: 0.8;
}

.cookie-popup__link:hover {
  opacity: 1;
}

/* ======================
   Responsive Styles
   ====================== */
@media (max-width: 992px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero__container {
    flex-direction: column;
    text-align: center;
  }
  
  .hero__image {
    justify-content: center;
  }
  
  .about__grid {
    flex-direction: column-reverse;
    text-align: center;
  }
  
  .about__licenses {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .header__container {
    height: 70px;
  }
  
  .menu-button {
    display: block;
  }
  
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background-color: var(--color-white);
    padding: 5rem 2rem 2rem;
    transition: right 0.3s ease;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
  }
  
  .menu-toggle:checked ~ .main-nav {
    right: 0;
  }
  
  .main-nav__list {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .main-nav__link {
    font-size: 1.2rem;
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .hero {
    padding: 7rem 0 4rem;
  }
  
  .footer__grid {
    grid-template-columns: 1fr;
  }
  
  .testimonial__author {
    flex-direction: column;
    text-align: center;
  }
  
  .testimonial__image {
    margin: 0 auto 1rem;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 14px;
  }
  
  .hero {
    padding: 6rem 0 3rem;
  }
  
  .hero__title {
    font-size: 2rem;
  }
  
  .section__title {
    font-size: 1.8rem;
  }
  
  .services__grid,
  .advantages__grid,
  .testimonials__grid {
    grid-template-columns: 1fr;
  }
  
  .contact__form {
    padding: 1.5rem;
  }
  
  .cookie-popup__buttons {
    flex-direction: column;
    align-items: flex-start;
  }
}