/* 
* Audivance - Style principal
* Version: 1.0
*/

/* ---------- Réinitialisation et base ---------- */
:root {
    --color-primary: #1E2A78;
    --color-accent: #F29F05;
    --color-background: #F9F7F3;
    --color-text: #1B1B1B;
    --color-highlight: #E85F99;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
    --transition: all 0.3s ease;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 62.5%; /* 1rem = 10px */
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 2rem;
    color: var(--color-primary);
}

h1 {
    font-size: 4.8rem;
}

h2 {
    font-size: 3.6rem;
    margin-bottom: 4rem;
    position: relative;
    text-align: center;
}

h2 span {
    color: var(--color-accent);
}

h3 {
    font-size: 2.4rem;
    margin-bottom: 1.5rem;
}

p {
    margin-bottom: 1.6rem;
}

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

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

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
}

/* ---------- Header & Navigation ---------- */
.site-header {
    background-color: white;
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1.5rem 0;
}

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

.logo img {
    height: 4.5rem;
    width: auto;
}

.menu-toggle {
    display: none;
}

.menu-icon {
    display: none;
    cursor: pointer;
    width: 3rem;
    height: 2.5rem;
    position: relative;
}

.menu-icon span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    transition: var(--transition);
}

.menu-icon span:nth-child(1) {
    top: 0;
}

.menu-icon span:nth-child(2) {
    top: 10px;
}

.menu-icon span:nth-child(3) {
    top: 20px;
}

.menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.menu a {
    font-size: 1.6rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    position: relative;
}

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

.menu a:hover:before {
    width: 100%;
}

.nav-cta {
    background-color: var(--color-accent);
    color: white !important;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    box-shadow: var(--shadow);
}

.nav-cta:hover {
    background-color: var(--color-primary);
    transform: translateY(-3px);
}

.nav-cta:before {
    display: none;
}

/* ---------- Hero Section ---------- */
.hero-section {
    background: linear-gradient(to right, rgba(30, 42, 120, 0.9), rgba(30, 42, 120, 0.8)),
                url('./img/Gv55Ib.jpg') no-repeat center center/cover;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    color: white;
    text-align: center;
    padding-top: 8rem;
}

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

.hero-logo {
    width: 180px;
    height: auto;
    margin: 0 auto 3rem;
}

.hero-section h1 {
    color: white;
    font-size: 4rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-slogan {
    font-size: 2.4rem;
    margin-bottom: 4rem;
    font-style: italic;
}

.cta-button {
    display: inline-block;
    background-color: var(--color-accent);
    color: white;
    font-size: 1.8rem;
    font-weight: 600;
    padding: 1.5rem 3rem;
    border-radius: var(--border-radius);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.cta-button:hover {
    background-color: white;
    color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

/* ---------- About Section ---------- */
.about-section {
    background-color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-text p {
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

.about-image img {
    width: 100%;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.service-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    margin-bottom: 2rem;
}

.service-icon svg {
    width: 6rem;
    height: 6rem;
}

.service-card h3 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.service-card p {
    font-size: 1.6rem;
    color: #555;
}

/* ---------- Why Choose Us Section ---------- */
.why-us-section {
    background-color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.feature-icon {
    margin-bottom: 1.5rem;
}

.feature h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature p {
    font-size: 1.6rem;
    color: #555;
}

/* ---------- Case Studies Section ---------- */
.case-studies-section {
    background-color: var(--color-background);
}

.case-studies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.case-study {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.case-study:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.case-study img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.case-study h3, .case-study p {
    padding: 0 2rem;
}

.case-study h3 {
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.case-study p {
    margin-bottom: 2rem;
    font-size: 1.5rem;
    color: #555;
}

/* ---------- Testimonials Section ---------- */
.testimonials-section {
    background-color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.testimonial-card {
    background-color: var(--color-background);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
}

.testimonial-card:before {
    content: '"';
    font-size: 8rem;
    font-family: Georgia, serif;
    color: var(--color-accent);
    opacity: 0.3;
    position: absolute;
    top: -1rem;
    left: 1rem;
    line-height: 1;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.testimonial-author h4 {
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.testimonial-author p {
    margin-bottom: 0;
    font-size: 1.4rem;
    color: #666;
}

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

#contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: white;
    padding: 4rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 2rem;
}

label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: 500;
}

input, select {
    width: 100%;
    padding: 1.2rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1.6rem;
    background-color: #f9f9f9;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(30, 42, 120, 0.1);
}

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

.checkbox-group input {
    width: auto;
    margin-right: 1rem;
}

.checkbox-group label {
    margin-bottom: 0;
    font-size: 1.4rem;
}

.submit-button {
    display: block;
    width: 100%;
    padding: 1.5rem;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 3rem;
}

.submit-button:hover {
    background-color: var(--color-accent);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ---------- Footer ---------- */
.site-footer {
    background-color: var(--color-primary);
    color: white;
    padding: 6rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-section h3 {
    color: white;
    font-size: 2.2rem;
    margin-bottom: 2rem;
    position: relative;
}

.footer-section h3:after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 0;
    width: 5rem;
    height: 3px;
    background-color: var(--color-accent);
}

.footer-section p {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-info {
    margin-top: 2rem;
}

.contact-info p {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
}

.footer-section a {
    color: white;
    opacity: 0.8;
}

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

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 1.2rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1.4rem;
    opacity: 0.7;
}

/* ---------- Cookie Popup ---------- */
.cookie-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 2rem;
    z-index: 9999;
    display: none;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.cookie-content p {
    margin-bottom: 0;
    flex: 1;
}

.cookie-content a {
    color: var(--color-accent);
    text-decoration: underline;
}

#accept-cookies {
    background-color: var(--color-accent);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

#accept-cookies:hover {
    background-color: white;
    color: var(--color-primary);
}

/* ---------- Responsive Design ---------- */

@media (max-width: 1100px) {
    html {
        font-size: 58%;
    }

    .services-grid, .case-studies-grid, .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .company-info {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 55%;
    }
    
    .menu-icon {
        display: block;
    }
    
    .menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        padding: 2rem;
        gap: 1.5rem;
    }
    .hero-section h1{
        font-size: 3rem;
    }
    .menu-toggle:checked ~ .menu {
        display: flex;
    }
    
    .menu-toggle:checked ~ .menu-icon span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .menu-toggle:checked ~ .menu-icon span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle:checked ~ .menu-icon span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .about-content, .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
        margin-bottom: 3rem;
    }
    
    .features-grid {
        gap: 3rem;
    }
    
    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 50%;
    }
    
    section {
        padding: 6rem 0;
    }
    
    h1 {
        font-size: 4rem;
    }
    
    h2 {
        font-size: 3rem;
    }
    
    .services-grid, .case-studies-grid, .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .company-info {
        grid-column: span 1;
    }
    
    #contact-form {
        padding: 3rem 2rem;
    }
}