/* ====================================
   Variables CSS
   ==================================== */
:root {
    /* Couleurs principales */
    --lemon-yellow: #FFD700;
    --lemon-light: #FFE55C;
    --lemon-dark: #E6C200;

    --black: #0A0A0A;
    --gray-dark: #1A1A1A;
    --gray-medium: #2A2A2A;
    --gray-light: #4A4A4A;
    --gray-lighter: #E0E0E0;
    --white: #FFFFFF;

    /* Typographie */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Ombres */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --shadow-lemon: 0 0 20px rgba(255, 215, 0, 0.3);
}

/* ====================================
   Reset et base
   ==================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--lemon-yellow);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--lemon-light);
}

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

/* ====================================
   Loader animé
   ==================================== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-medium), visibility var(--transition-medium);
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.lemon-loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--gray-medium);
    border-top-color: var(--lemon-yellow);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ====================================
   Container
   ==================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ====================================
   Navigation
   ==================================== */
.navbar {
    background: var(--gray-dark);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    border-bottom: 2px solid var(--lemon-yellow);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: bold;
}

.lemon-icon {
    font-size: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-text {
    color: var(--lemon-yellow);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--lemon-yellow);
    transition: var(--transition-fast);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-links a {
    color: var(--white);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.nav-links a:hover {
    background: var(--gray-medium);
    color: var(--lemon-yellow);
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease;
}

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

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.highlight {
    color: var(--lemon-yellow);
    text-shadow: var(--shadow-lemon);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--gray-lighter);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--gray-lighter);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.hero-phone-number {
    text-align: center;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--white);
    margin-top: var(--spacing-sm);
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gray-medium);
    border-radius: 20px;
    font-size: 0.9rem;
}

.badge-icon {
    color: var(--lemon-yellow);
    font-weight: bold;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 60px;
    background: var(--gray-dark);
    clip-path: polygon(0 40%, 25% 0, 50% 40%, 75% 0, 100% 40%, 100% 100%, 0 100%);
}

/* ====================================
   Boutons
   ==================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    text-align: center;
}

.btn-primary {
    background: var(--lemon-yellow);
    color: var(--black);
    box-shadow: var(--shadow-lemon);
}

.btn-primary:hover {
    background: var(--black);
    color: var(--lemon-yellow);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
    border: 2px solid var(--lemon-yellow);
}

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

.btn-secondary:hover {
    background: var(--lemon-yellow);
    color: var(--black);
}

.btn-whatsapp {
    background: #25D366;
    color: var(--white);
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: #20BA5A;
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(37, 211, 102, 0.5);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ====================================
   Sections communes
   ==================================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--lemon-yellow);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-lighter);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

/* ====================================
   Pourquoi Citrona
   ==================================== */
.why-citrona {
    background: var(--black);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.why-card {
    background: var(--gray-dark);
    padding: var(--spacing-md);
    border-radius: 12px;
    border: 2px solid transparent;
    text-align: center;
    transition: all var(--transition-medium);
}

.why-card:hover {
    border-color: var(--lemon-yellow);
    transform: translateY(-5px);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

.why-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.why-card h3 {
    color: var(--lemon-yellow);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.why-card p {
    color: var(--gray-lighter);
    line-height: 1.7;
}

/* ====================================
   Services
   ==================================== */
.services {
    background: var(--gray-dark);
}

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

.service-card {
    background: var(--gray-medium);
    padding: var(--spacing-md);
    border-radius: 12px;
    border: 2px solid transparent;
    transition: all var(--transition-medium);
}

.service-card:hover {
    border-color: var(--lemon-yellow);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lemon);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.service-card h3 {
    color: var(--lemon-yellow);
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
}

.service-list {
    list-style: none;
    color: var(--gray-lighter);
}

.service-list li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--lemon-yellow);
}

.cta-section {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--gray-medium);
    border-radius: 12px;
}

.cta-text {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

/* ====================================
   Témoignages
   ==================================== */
.testimonials {
    background: var(--black);
}

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

.testimonial-card {
    background: var(--gray-dark);
    padding: var(--spacing-md);
    border-radius: 12px;
    border-left: 4px solid var(--lemon-yellow);
    transition: all var(--transition-medium);
}

.testimonial-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.stars {
    color: var(--lemon-yellow);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    color: var(--gray-lighter);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.testimonial-author {
    color: var(--lemon-yellow);
    font-weight: 600;
}

/* ====================================
   Contact
   ==================================== */
.contact {
    background: var(--gray-dark);
}

.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.contact-info h3,
.contact-form-wrapper h3 {
    color: var(--lemon-yellow);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--gray-medium);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.contact-item:hover {
    background: var(--gray-light);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-item strong {
    display: block;
    color: var(--lemon-yellow);
    margin-bottom: var(--spacing-xs);
}

.contact-item a {
    color: var(--white);
}

.contact-item a:hover {
    color: var(--lemon-yellow);
}

.contact-hours {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gray-medium);
    border-radius: 8px;
}

.contact-hours h4 {
    color: var(--lemon-yellow);
    margin-bottom: var(--spacing-sm);
}

.contact-hours p {
    color: var(--gray-lighter);
    margin-bottom: var(--spacing-xs);
}

/* Formulaire */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--lemon-yellow);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.8rem;
    background: var(--gray-medium);
    border: 2px solid transparent;
    border-radius: 6px;
    color: var(--white);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--lemon-yellow);
    box-shadow: var(--shadow-lemon);
}

.form-message {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: 6px;
    text-align: center;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(0, 255, 0, 0.1);
    border: 2px solid #00ff00;
    color: #00ff00;
}

.form-message.error {
    display: block;
    background: rgba(255, 0, 0, 0.1);
    border: 2px solid #ff0000;
    color: #ff0000;
}

.form-checkbox {
    margin-top: var(--spacing-md);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--gray-lighter);
}

.checkbox-label input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--lemon-yellow);
}

.checkbox-text {
    font-size: 0.9rem;
    line-height: 1.6;
}

.checkbox-text a {
    color: var(--lemon-yellow);
    text-decoration: underline;
}

.checkbox-text a:hover {
    color: var(--lemon-light);
}

/* ====================================
   Footer
   ==================================== */
.footer {
    background: var(--black);
    padding: var(--spacing-lg) 0;
    border-top: 2px solid var(--lemon-yellow);
}

.footer-content {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    color: var(--gray-lighter);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-medium);
    color: var(--gray-lighter);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--lemon-yellow);
    text-decoration: underline;
}

.footer-bottom a:hover {
    color: var(--lemon-light);
}

/* ====================================
   Bouton WhatsApp flottant
   ==================================== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    cursor: pointer;
    animation: slideInUp 0.5s ease 1s both, pulse-subtle 2s ease-in-out 2s infinite;
}

.whatsapp-float:hover {
    background: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.whatsapp-icon-float {
    width: 32px;
    height: 32px;
}

@keyframes slideInUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes pulse-subtle {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.6);
    }
}

/* ====================================
   Page légale
   ==================================== */
.legal-page {
    background: var(--black);
    min-height: 80vh;
    padding: var(--spacing-xl) 0;
}

.page-title {
    text-align: center;
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--lemon-yellow);
    margin-bottom: var(--spacing-lg);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--gray-dark);
    padding: var(--spacing-lg);
    border-radius: 12px;
    line-height: 1.8;
}

.legal-content h2 {
    color: var(--lemon-yellow);
    font-size: 1.5rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content h3 {
    color: var(--lemon-light);
    font-size: 1.2rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.legal-content p {
    color: var(--gray-lighter);
    margin-bottom: var(--spacing-sm);
}

.legal-content ul {
    color: var(--gray-lighter);
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

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

.legal-content a {
    color: var(--lemon-yellow);
}

.legal-content a:hover {
    color: var(--lemon-light);
    text-decoration: underline;
}

.back-to-home {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ====================================
   Responsive Design
   ==================================== */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--gray-dark);
        width: 100%;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-medium);
    }

    .nav-links.active {
        left: 0;
    }

    .hero {
        min-height: 80vh;
        padding: var(--spacing-md) 0;
    }

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

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

    .services-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }

    .whatsapp-icon-float {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* ====================================
   Animations de scroll
   ==================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ====================================
   Accessibilité
   ==================================== */
:focus-visible {
    outline: 2px solid var(--lemon-yellow);
    outline-offset: 2px;
}

::selection {
    background: var(--lemon-yellow);
    color: var(--black);
}