/* Base Styles */
:root {
    /* Palette Compôz */
    --sage-green: #B5C9B7; /* Vert sauge clair - fond, ambiance naturelle */
    --glacier-blue: #D6E5E3; /* Bleu glacier - fraîcheur, packaging visuel */
    --bread-beige: #F2E9DE; /* Beige pain - fond doux, zones neutres */
    --apricot-orange: #F8A978; /* Orange abricot doux - appels à l'action (CTA) */
    --deep-green: #5C7B6C; /* Vert profond/olive - accent, lien avec écoresponsable */
    --charcoal-grey: #3A3A3A; /* Gris anthracite doux - texte principal, sobriété */
    
    /* Variables fonctionnelles */
    --primary-color: var(--deep-green);
    --primary-dark: #4A6359;
    --primary-light: var(--sage-green);
    --secondary-color: var(--glacier-blue);
    --accent-color: var(--apricot-orange);
    --text-color: var(--charcoal-grey);
    --text-light: #6E6E6E;
    --background-light: var(--bread-beige);
    --background-white: #ffffff;
    --shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-light);
    font-weight: 400;
}

.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;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 2.2rem;
    font-weight: 600;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

p {
    margin-bottom: 20px;
}

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

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

ul {
    list-style: none;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    color: var(--primary-color);
}

.section-title:after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--accent-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background-color: rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    z-index: -1;
}

.btn:hover::after {
    height: 100%;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 15px rgba(248, 169, 120, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(248, 169, 120, 0.4);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn i {
    margin-right: 8px;
}

/* Header & Navigation */
header {
    background-color: var(--background-white);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.logo h3 {
    margin: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.02em;
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
}

.nav-links a {
    margin: 0 15px;
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

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

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

.nav-links a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--bread-beige) 0%, var(--glacier-blue) 100%);
    padding: 120px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background-color: var(--sage-green);
    opacity: 0.4;
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background-color: var(--sage-green);
    opacity: 0.3;
    z-index: 0;
}

.hero-section .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
    padding-right: 40px;
}

.hero-content h1 {
    margin-bottom: 25px;
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.hero-content h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

.hero-content h2 {
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 90%;
    line-height: 1.7;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Why Section */
.why-section {
    background-color: var(--background-white);
    position: relative;
    overflow: hidden;
}

.why-section::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -150px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background-color: var(--glacier-blue);
    opacity: 0.5;
    z-index: 0;
}

.problem-solution {
    max-width: 800px;
    margin: 0 auto;
}

.problem {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-light);
}

.solution-points h3 {
    text-align: center;
    margin-bottom: 30px;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.feature-list li {
    display: flex;
    align-items: center;
    background-color: var(--background-white);
    padding: 20px 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary-light);
}

.feature-list li:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--accent-color);
}

.feature-list li i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 20px;
    transition: var(--transition);
}

.feature-list li:hover i {
    color: var(--accent-color);
    transform: scale(1.1);
}

.ai-feature {
    display: flex;
    align-items: center;
    background-color: var(--glacier-blue);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-top: 50px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.ai-feature::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--sage-green) 0%, transparent 70%);
    opacity: 0.3;
}

.ai-icon {
    font-size: 2.8rem;
    color: var(--accent-color);
    margin-right: 25px;
    position: relative;
    z-index: 1;
}

/* How It Works Section */
.how-section {
    background-color: var(--background-light);
    position: relative;
    overflow: hidden;
}

.how-section::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background-color: var(--sage-green);
    opacity: 0.3;
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: center;
    background-color: var(--background-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: var(--glacier-blue);
    opacity: 0.5;
    z-index: -1;
    transition: var(--transition);
}

.step:hover {
    transform: translateX(8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.08);
}

.step:hover::before {
    width: 100%;
}

.step-number {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    background-color: var(--accent-color);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    margin-right: 25px;
    box-shadow: 0 5px 15px rgba(248, 169, 120, 0.3);
    transition: var(--transition);
}

.step:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(248, 169, 120, 0.4);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    margin-bottom: 5px;
}

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

.step-icon {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-left: 25px;
    transition: var(--transition);
}

.step:hover .step-icon {
    color: var(--accent-color);
    transform: rotate(10deg);
}

/* Benefits Section */
.benefits-section {
    background-color: var(--background-white);
    position: relative;
    overflow: hidden;
}

.benefits-section::before {
    content: '';
    position: absolute;
    top: 20%;
    right: -150px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background-color: var(--bread-beige);
    opacity: 0.7;
    z-index: 0;
}

.benefits-section::after {
    content: '';
    position: absolute;
    bottom: 10%;
    left: -150px;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background-color: var(--sage-green);
    opacity: 0.3;
    z-index: 0;
}

.benefits-company, .benefits-employees {
    margin-bottom: 80px;
}

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

.benefit {
    background-color: var(--background-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    border-top: 4px solid transparent;
    position: relative;
    z-index: 1;
}

.benefit:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
    border-top: 4px solid var(--accent-color);
}

.benefit-icon {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    transition: var(--transition);
    display: inline-block;
}

.benefit:hover .benefit-icon {
    color: var(--accent-color);
    transform: translateY(-5px);
}

.benefit h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

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

/* Fridge Section */
.fridge-section {
    background-color: var(--glacier-blue);
    position: relative;
    overflow: hidden;
    padding: 100px 0;
}

.fridge-section::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background-color: var(--sage-green);
    opacity: 0.3;
}

.fridge-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 900px;
    margin: 0 auto;
}

.fridge-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.fridge-features {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.fridge-feature {
    display: flex;
    align-items: center;
    background-color: var(--background-white);
    padding: 18px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.fridge-feature:hover {
    transform: translateX(5px);
    border-left: 3px solid var(--accent-color);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.fridge-feature i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 15px;
    transition: var(--transition);
}

.fridge-feature:hover i {
    color: var(--accent-color);
    transform: scale(1.1);
}

.fridge-feature p {
    margin-bottom: 0;
}

/* Testimonials Section */
.testimonials-section {
    background-color: var(--background-white);
    position: relative;
    overflow: hidden;
}

.testimonials-section::before {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background-color: var(--bread-beige);
    opacity: 0.6;
    z-index: 0;
}

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

.testimonial {
    background-color: var(--background-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.testimonial:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
}

.testimonial-content {
    padding: 30px;
    position: relative;
    background-color: var(--background-white);
}

.testimonial-content:before {
    content: '\201C';
    font-size: 5rem;
    position: absolute;
    top: -15px;
    left: 15px;
    color: var(--sage-green);
    font-family: 'Georgia', serif;
    opacity: 0.7;
}

.testimonial-content p {
    position: relative;
    z-index: 1;
    font-style: italic;
    margin-bottom: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    padding: 15px 30px;
    background-color: var(--glacier-blue);
    position: relative;
    overflow: hidden;
}

.testimonial-author::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100%;
    background: linear-gradient(to right, transparent, var(--sage-green));
    opacity: 0.2;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
}

.author-info h4 {
    margin-bottom: 0;
    font-size: 1rem;
}

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

/* FAQ Section */
.faq-section {
    background-color: var(--bread-beige);
    position: relative;
    overflow: hidden;
}

.faq-section::before {
    content: '';
    position: absolute;
    top: -80px;
    left: -80px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background-color: var(--sage-green);
    opacity: 0.3;
}

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

.faq-item {
    background-color: var(--background-white);
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    border-left: 4px solid transparent;
    transition: var(--transition);
}

.faq-item:hover, .faq-item.active {
    border-left: 4px solid var(--accent-color);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--glacier-blue);
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.faq-toggle {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 1000px;
}

.faq-item.active .faq-toggle i {
    transform: rotate(45deg);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--deep-green) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="%23ffffff" opacity="0.05"/></svg>');
    background-size: 150px 150px;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background-color: var(--accent-color);
    opacity: 0.1;
}

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

.cta-content h2 {
    margin-bottom: 30px;
}

.cta-section .btn-primary {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-section .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
    z-index: -1;
}

.cta-section .btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.cta-section .btn-primary:hover::before {
    left: 100%;
}

/* Footer */
footer {
    background-color: var(--deep-green);
    color: white;
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--sage-green), var(--accent-color), var(--glacier-blue));
}

footer::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--sage-green) 0%, transparent 70%);
    opacity: 0.1;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-logo {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
}

.footer-logo h3 {
    color: white;
    margin-bottom: 10px;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-column {
    min-width: 150px;
    margin-bottom: 30px;
}

.footer-column h4 {
    color: white;
    margin-bottom: 15px;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    position: relative;
    padding-left: 0;
}

.footer-column ul li a::before {
    content: '\2192';
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: white;
    padding-left: 15px;
}

.footer-column ul li a:hover::before {
    opacity: 1;
    left: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.4rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero-section .container {
        flex-direction: column;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
        text-align: center;
    }

    .hero-content h1 {
        display: block;
    }

    .hero-content h1::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .fridge-content {
        flex-direction: column;
    }
    
    .fridge-image {
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .nav-links, .cta-small {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--background-white);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        padding: 20px;
    }
    
    .nav-links.active a {
        margin: 10px 0;
    }
    
    .feature-list {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .fridge-features {
        grid-template-columns: 1fr;
    }
    
    .testimonials {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .btn-large {
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-links {
        flex-direction: column;
    }
}