/* 
 * Main Stylesheet
 * Financial Audit Company Website
 *
 * Color palette:
 * - Background: #111927 (deep graphite)
 * - Main accent: #FB3640 (bright coral red)
 * - Secondary accent: #00C2CB (azure)
 * - Text: #FFFFFF and #B0BEC5 (light gray for secondary elements)
 * - Block backgrounds: gradients from #111927 to #1C2C40
 */

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

:root {
    --bg-dark: #111927;
    --bg-dark-gradient: #1C2C40;
    --accent: #FB3640;
    --accent-hover: #E02F38;
    --secondary: #00C2CB;
    --secondary-hover: #00AAB2;
    --text: #FFFFFF;
    --text-light: #B0BEC5;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg-dark);
    overflow-x: hidden;
}

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

a:hover, a:focus {
    color: var(--accent-hover);
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 20px;
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    position: relative;
    margin-bottom: 50px;
}

h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -15px;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--accent);
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: none;
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--accent-hover);
    color: var(--text);
}

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

.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--secondary-hover);
    color: var(--text);
}

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

.btn-outline:hover, .btn-outline:focus {
    background-color: var(--accent);
    color: var(--text);
}

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

/* Cookie Banner */
#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    padding: 15px;
    box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-content p {
    margin: 0;
    padding-right: 20px;
    flex: 1;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

.btn-cookie {
    padding: 8px 20px;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-weight: bold;
    transition: var(--transition);
    background-color: var(--accent);
    color: var(--text);
}

.btn-cookie-secondary {
    background-color: transparent;
    border: 1px solid var(--text);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(17, 25, 39, 0.95);
    z-index: 100;
    border-bottom: 1px solid rgba(176, 190, 197, 0.1);
    backdrop-filter: blur(8px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo a {
    display: block;
}

.main-nav {
    flex: 1;
    margin: 0 20px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
    justify-content: center;
}

.nav-link {
    color: var(--text);
    font-weight: bold;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link:focus::after {
    width: 100%;
}

.phone-link {
    color: var(--text);
    font-weight: bold;
    display: flex;
    align-items: center;
}

.phone-link::before {
    content: '📞';
    margin-right: 5px;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 25px;
    position: relative;
}

.menu-bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text);
    margin: 5px 0;
    transition: var(--transition);
}

/* Main Content */
.main-content {
    margin-top: 90px;
}

/* Hero Section */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: calc(100vh - 90px);
    padding: 100px 0;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
}

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

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.2;
}

.hero h2 {
    font-size: 1.8rem;
    margin-bottom: 40px;
    font-weight: normal;
    text-align: left;
}

.hero h2::after {
    display: none;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-image-container {
    position: absolute;
    right: 0;
    top: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
    clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    padding: 100px 0;
}

.about-content {
    display: flex;
    gap: 50px;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Services Section */
.services {
    background-color: var(--bg-dark);
    padding: 100px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    border-radius: var(--border-radius);
    padding: 30px;
    transition: var(--transition);
    border: 1px solid rgba(176, 190, 197, 0.1);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--accent);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: rgba(251, 54, 64, 0.1);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.audit-icon::before {
    content: '📊';
}

.conseil-icon::before {
    content: '📈';
}

.optimisation-icon::before {
    content: '⚙️';
}

.service-card h3 {
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-light);
    flex-grow: 1;
    margin-bottom: 20px;
}

/* Advantages Section */
.advantages {
    background: linear-gradient(135deg, var(--bg-dark-gradient) 0%, var(--bg-dark) 100%);
    padding: 100px 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-card {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 1px solid rgba(176, 190, 197, 0.1);
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
}

.advantage-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 15px;
    display: block;
}

.advantage-card h3 {
    margin-bottom: 10px;
}

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

/* Testimonials Section */
.testimonials {
    background-color: var(--bg-dark);
    padding: 100px 0;
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 1px solid rgba(176, 190, 197, 0.1);
    transition: var(--transition);
}

.testimonial-card:hover {
    border-color: var(--accent);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
}

.testimonial-content {
    position: relative;
    padding-left: 30px;
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -20px;
    font-size: 4rem;
    color: var(--accent);
    font-family: Georgia, serif;
    opacity: 0.5;
}

.testimonial-content p {
    font-style: italic;
}

.testimonial-author {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(176, 190, 197, 0.1);
}

.testimonial-author p {
    color: var(--text-light);
    font-weight: bold;
    margin: 0;
}

/* FAQ Section */
.faq {
    background: linear-gradient(135deg, var(--bg-dark-gradient) 0%, var(--bg-dark) 100%);
    padding: 100px 0;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    border: 1px solid rgba(176, 190, 197, 0.1);
    overflow: hidden;
}

.faq-checkbox {
    display: none;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: rgba(251, 54, 64, 0.1);
}

.faq-question h3 {
    margin: 0;
    font-size: 1.2rem;
    flex: 1;
}

.faq-toggle {
    width: 20px;
    height: 20px;
    position: relative;
}

.faq-toggle::before,
.faq-toggle::after {
    content: '';
    position: absolute;
    background-color: var(--accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition);
}

.faq-toggle::before {
    width: 2px;
    height: 15px;
}

.faq-toggle::after {
    width: 15px;
    height: 2px;
}

.faq-checkbox:checked + .faq-question .faq-toggle::before {
    transform: translate(-50%, -50%) rotate(90deg);
    opacity: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    padding: 0 20px;
}

.faq-checkbox:checked ~ .faq-answer {
    max-height: 300px;
    padding: 0 20px 20px;
}

/* Contact Form Section */
.contact-form {
    background-color: var(--bg-dark);
    padding: 100px 0;
}

.form {
    max-width: 600px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-dark-gradient) 100%);
    padding: 40px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(176, 190, 197, 0.1);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

input[type="text"],
input[type="tel"],
select {
    width: 100%;
    padding: 12px 15px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(176, 190, 197, 0.2);
    border-radius: var(--border-radius);
    color: var(--text);
    font-size: 1rem;
    transition: var(--transition);
}

select option {
    background-color: var(--bg-dark);
    color: var(--text);
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(251, 54, 64, 0.2);
}

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

.checkbox input {
    margin-right: 10px;
    width: 18px;
    height: 18px;
}

.checkbox label {
    margin: 0;
    font-size: 0.9rem;
}

.form-submit {
    margin-top: 30px;
}

/* Contact Info Section */
.contact-info {
    background: linear-gradient(135deg, var(--bg-dark-gradient) 0%, var(--bg-dark) 100%);
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(0, 194, 203, 0.1);
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.address-icon::before {
    content: '📍';
}

.phone-icon::before {
    content: '📞';
}

.email-icon::before {
    content: '✉️';
}

.map-placeholder {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    height: 100%;
}

.map-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Footer */
.site-footer {
    background-color: var(--bg-dark);
    padding-top: 70px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(176, 190, 197, 0.1);
}

.footer-about,
.footer-contact,
.footer-links,
.footer-legal {
    padding-right: 20px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-description {
    color: var(--text-light);
    margin-bottom: 30px;
}

.footer-contact p {
    color: var(--text-light);
    margin-bottom: 10px;
}

.footer-links ul,
.footer-legal ul {
    list-style: none;
}

.footer-links li,
.footer-legal li {
    margin-bottom: 10px;
}

.footer-links a,
.footer-legal a {
    color: var(--text-light);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-legal a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding: 30px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-image-container {
        width: 45%;
    }
}

@media (max-width: 992px) {
    section {
        padding: 60px 0;
    }
    
    .hero-image-container {
        width: 40%;
        opacity: 0.4;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        order: -1;
        margin-bottom: 30px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .map-placeholder {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background-color: var(--bg-dark);
        transition: var(--transition);
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 99;
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-list li {
        margin-bottom: 20px;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-menu-toggle.active .menu-bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active .menu-bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active .menu-bar:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .header-contact {
        display: none;
    }
    
    .hero {
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image-container {
        display: none;
    }
    
    .cookie-content {
        flex-direction: column;
    }
    
    .cookie-content p {
        margin-bottom: 15px;
        padding-right: 0;
    }
}

@media (max-width: 576px) {
    section {
        padding: 50px 0;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .form {
        padding: 30px 20px;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.slide-up {
    animation: slideUp 0.8s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}