/* Le Nettoyeur - Modern Design System */

:root {
    /* Colors */
    --color-primary: #1a1a1a;
    --color-secondary: #f5f5f5;
    --color-accent: #2a5caa;
    --color-accent-light: #4a7dcc;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-border: #e0e0e0;
    --color-success: #22c55e;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    
    /* Typography */
    --font-primary: 'Manrope', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

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

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

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
    justify-content: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-links a:not(.btn-primary):hover {
    color: var(--color-accent);
}

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

.nav-extras {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.language-switch {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    font-weight: 600;
}

.language-switch a {
    color: var(--color-text-light);
}

.language-switch a.active {
    color: var(--color-primary);
}

.language-switch span {
    color: var(--color-border);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: all 0.3s ease;
}

/* Buttons */
.btn-primary {
    background: var(--color-accent);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-hero-primary {
    background: var(--color-primary);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 700;
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
}

.btn-hero-primary:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-lg);
}

.btn-hero-secondary {
    background: white;
    color: var(--color-primary);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1.05rem;
    border: 2px solid var(--color-primary);
    transition: all 0.3s ease;
    display: inline-block;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    margin-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    opacity: 0.4;
    z-index: -1;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(42, 92, 170, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 700px;
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.trust-indicators {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.95rem;
    font-weight: 500;
}

.trust-icon {
    width: 24px;
    height: 24px;
    background: var(--color-success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

/* Services Grid */
.services-grid {
    padding: var(--spacing-3xl) 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--color-text-light);
}

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

.service-card {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
    position: relative;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-accent);
}

.service-card.featured {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
}

.featured-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(255, 255, 255, 0.3);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    backdrop-filter: blur(10px);
}

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

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.service-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

.service-link {
    font-weight: 600;
    color: var(--color-accent);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.service-card.featured .service-link {
    color: white;
}

/* How It Works */
.how-it-works {
    padding: var(--spacing-3xl) 0;
    background: var(--color-secondary);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}

.step {
    text-align: center;
    padding: var(--spacing-lg);
}

.step-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    opacity: 0.3;
}

.step h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

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

.step-connector {
    display: none;
}

/* Subscription CTA */
.subscription-cta {
    padding: var(--spacing-3xl) 0;
    background: var(--color-primary);
    color: white;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.cta-content > p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
}

.subscription-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

.plan {
    background: white;
    color: var(--color-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
}

.plan:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.plan-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.plan h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.plan-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
}

.plan-price .price {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
}

.plan-price .period {
    font-size: 1rem;
    color: var(--color-text-light);
}

.plan-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.plan-features li {
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.plan-features li::before {
    content: '✓';
    color: var(--color-success);
    font-weight: 700;
}

.btn-plan {
    width: 100%;
    background: var(--color-accent);
    color: white;
    padding: 1rem;
    border-radius: var(--radius-lg);
    font-weight: 700;
    text-align: center;
    display: block;
    transition: all 0.3s ease;
}

.btn-plan:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    height: 50px;
    margin-bottom: var(--spacing-md);
    filter: brightness(0) invert(1);
}

.footer-description {
    opacity: 0.8;
    line-height: 1.6;
}

.footer-col h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-col p {
    opacity: 0.8;
    margin-bottom: var(--spacing-xs);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.6;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .steps {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 70vh;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .services-cards {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .subscription-plans {
        grid-template-columns: 1fr;
    }
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(42, 92, 170, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.alert-success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #86efac;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}