/* ========================================
   PIERRE-OLIVIER LAIR - STYLE CSS
   ======================================== */

/* ========== VARIABLES ========== */
:root {
    /* Colors */
    --color-primary: #FF661A;
    --color-primary-hover: #ff7a3d;
    --color-primary-dark: #e55a15;
    
    --color-bg-dark: #0a0a0a;
    --color-bg-darker: #050505;
    --color-bg-card: #111111;
    --color-bg-card-hover: #1a1a1a;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;
    
    --color-border: #222222;
    --color-border-light: #333333;
    
    /* Gradients */
    --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #050505 100%);
    --gradient-card: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
    --gradient-primary: linear-gradient(135deg, #FF661A 0%, #ff8547 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(255, 102, 26, 0.15) 0%, transparent 70%);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    
    /* 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: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(255, 102, 26, 0.3);
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

/* ========== UTILITIES ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

.btn-secondary:hover {
    background: var(--color-bg-card);
    border-color: var(--color-text-muted);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-light);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
}

.btn-header {
    padding: 0.625rem 1.25rem;
    font-size: var(--font-size-sm);
}

/* ========== HEADER ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
}

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

.logo {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
}

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

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--color-text-primary);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ========== HERO SECTION ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--spacing-3xl) + 80px) 0 var(--spacing-3xl);
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 150%;
    height: 100%;
    background: var(--gradient-glow);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(255, 102, 26, 0.1);
    border: 1px solid rgba(255, 102, 26, 0.3);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.hero-title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.no-break {
  white-space: nowrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ========== SECTIONS ========== */
.section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-dark {
    background: var(--gradient-dark);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.section-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    background: rgba(255, 102, 26, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========== TARGET CARDS (QUI J'AIDE) ========== */
.targets-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.target-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.target-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.target-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.target-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(255, 102, 26, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.target-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.target-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.target-points {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.target-points li {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    padding-left: var(--spacing-md);
    position: relative;
}

.target-points li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* ========== SERVICE CARDS ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    display: flex;
    gap: var(--spacing-lg);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.service-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    border-color: var(--color-border-light);
}

.service-card-highlight {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(255, 102, 26, 0.1) 0%, rgba(255, 102, 26, 0.02) 100%);
    border-color: rgba(255, 102, 26, 0.3);
}

.service-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--color-border-light);
    line-height: 1;
    min-width: 60px;
}

.service-content {
    flex: 1;
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
}

.service-features li {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    padding-left: var(--spacing-md);
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 600;
}

.service-badge {
    display: inline-block;
    margin-top: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(255, 102, 26, 0.2);
    border-radius: var(--radius-sm);
}

/* ========== TESTIMONIALS ========== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.testimonial-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.testimonial-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card:hover {
    border-color: var(--color-border-light);
}

.testimonial-stars {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.testimonial-info {
    display: flex;
    flex-direction: column;
}

.testimonial-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
}

.testimonial-role {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

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

/* ========== ABOUT SECTION ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-images {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.about-photo {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.about-image-decoration {
    position: absolute;
    inset: -20px;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-xl);
    opacity: 0.3;
    z-index: -1;
}

.about-content .section-tag {
    margin-bottom: var(--spacing-sm);
}

.about-content .section-title {
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.about-lead {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-text strong {
    color: var(--color-text-secondary);
    font-weight: 600;
}

.about-timeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.timeline-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.timeline-year {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.timeline-event {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ========== ECOSYSTEM ========== */
.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.ecosystem-card {
    display: flex;
    flex-direction: column;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.ecosystem-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.ecosystem-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.ecosystem-card:hover .ecosystem-icon {
    background: rgba(255, 102, 26, 0.2);
}

.ecosystem-card:hover .ecosystem-link {
    color: var(--color-primary);
}

.ecosystem-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: rgba(255, 102, 26, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    transition: var(--transition-base);
}

.ecosystem-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.ecosystem-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.ecosystem-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-muted);
    transition: var(--transition-base);
}

/* ========== CTA SECTION ========== */
.section-cta {
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, rgba(255, 102, 26, 0.05) 50%, var(--color-bg-dark) 100%);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.important-note {
  margin-top: 38px;
  font-style: italic;
  color: rgba(255,255,255,.7);
  font-size: 14px;
  max-width: 680px;
}

.important-label {
  color: #FF661A;
  font-weight: 600;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--color-bg-darker);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.footer-logo {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: 4px;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .targets-grid,
    .ecosystem-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .targets-grid .target-card:last-child {
        grid-column: span 2;
    }
    
    .ecosystem-grid .ecosystem-card:last-child {
        grid-column: span 2;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card-highlight {
        grid-column: span 1;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 2;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .about-image-wrapper {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .about-content .section-title {
        text-align: center;
    }
    
    .about-content .section-tag {
        display: block;
        text-align: center;
    }
    
    .about-lead {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        justify-content: center;
        background: var(--color-bg-dark);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }
    
    .nav.active {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        font-size: var(--font-size-xl);
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1001;
    }
    
    .btn-header {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .targets-grid,
    .ecosystem-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .targets-grid .target-card:last-child,
    .ecosystem-grid .ecosystem-card:last-child,
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 1;
    }
    
    .service-card {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .service-number {
        font-size: var(--font-size-2xl);
    }
    
    .service-features {
        grid-template-columns: 1fr;
    }
    
    .about-timeline {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.target-card,
.service-card,
.testimonial-card,
.ecosystem-card {
    transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.target-card:nth-child(1).animate-in { transition-delay: 0s; }
.target-card:nth-child(2).animate-in { transition-delay: 0.1s; }
.target-card:nth-child(3).animate-in { transition-delay: 0.2s; }

.service-card:nth-child(1).animate-in { transition-delay: 0s; }
.service-card:nth-child(2).animate-in { transition-delay: 0.1s; }
.service-card:nth-child(3).animate-in { transition-delay: 0.2s; }
.service-card:nth-child(4).animate-in { transition-delay: 0.3s; }
.service-card:nth-child(5).animate-in { transition-delay: 0.4s; }

.testimonial-card:nth-child(1).animate-in { transition-delay: 0s; }
.testimonial-card:nth-child(2).animate-in { transition-delay: 0.1s; }
.testimonial-card:nth-child(3).animate-in { transition-delay: 0.2s; }

.ecosystem-card:nth-child(1).animate-in { transition-delay: 0s; }
.ecosystem-card:nth-child(2).animate-in { transition-delay: 0.1s; }
.ecosystem-card:nth-child(3).animate-in { transition-delay: 0.2s; }

/* ========== FAQ SECTION ========== */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.faq-item {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.faq-item:hover {
    border-color: var(--color-border-light);
}

.faq-question {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
    line-height: 1.4;
	cursor: pointer;
	list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-answer {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.faq-answer strong {
    color: var(--color-primary);
    font-weight: 600;
}

@media (max-width: 768px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== COOKIE BANNER ========== */
.cookie-banner {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md) var(--spacing-lg);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.cookie-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    max-width: 1200px;
    width: 100%;
}

.cookie-content p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: 0;
    flex: 1;
    min-width: 280px;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.cookie-buttons .btn {
    padding: 0.625rem 1.25rem;
    font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
    .cookie-banner {
        padding: var(--spacing-md);
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .cookie-content p {
        min-width: auto;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}

/* ========================================
   PORTFOLIO PAGE
   ======================================== */

/* ========== HEADER DARK (pour pages internes) ========== */
.header-dark {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

.nav-link.active {
    color: var(--color-primary);
}

/* ========== PORTFOLIO HERO ========== */
.portfolio-hero {
    padding: 160px 0 80px;
    background: var(--gradient-dark);
    text-align: center;
}

.portfolio-hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.portfolio-hero-title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.portfolio-hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========== FILTERS ========== */
.portfolio-filters {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-dark);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 73px;
    z-index: 100;
}

.filters-wrapper {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-border-light);
}

.filter-btn.active {
    color: var(--color-text-primary);
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* ========== PORTFOLIO GRID ========== */
.portfolio-grid-section {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
    background: var(--color-bg-dark);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

/* ========== PORTFOLIO CARD ========== */
.portfolio-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.portfolio-card.show {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Card Image */
.portfolio-card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-card:hover .portfolio-card-image img {
    transform: scale(1.05);
}

.portfolio-card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
}

.portfolio-card-image:hover .portfolio-card-overlay {
    opacity: 1;
}

.portfolio-card-zoom {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.25rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-primary);
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transform: translateY(10px);
    transition: var(--transition-base);
}

.portfolio-card-image:hover .portfolio-card-zoom {
    transform: translateY(0);
}

/* Card Content */
.portfolio-card-content {
    padding: var(--spacing-lg);
}

.portfolio-card-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(255, 102, 26, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
}

.portfolio-card-category.category-ecologie {
    color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
}

.portfolio-card-category.category-autres {
    color: #8b5cf6;
    background: rgba(139, 92, 246, 0.1);
}

.portfolio-card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.portfolio-card-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.portfolio-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition-base);
}

.portfolio-card-link:hover {
    color: var(--color-primary);
}

/* ========== LIGHTBOX ========== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
}

.lightbox-container {
    position: relative;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    z-index: 10;
}

.lightbox-close:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

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

.lightbox-prev,
.lightbox-next {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

.lightbox-image-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
}

.lightbox-image-wrapper img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.lightbox-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
}

.lightbox-project-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text-primary);
}

.lightbox-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.lightbox-dot {
    width: 10px;
    height: 10px;
    background: var(--color-border-light);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-base);
}

.lightbox-dot:hover,
.lightbox-dot.active {
    background: var(--color-primary);
}

/* ========== RESPONSIVE PORTFOLIO ========== */
@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .portfolio-hero {
        padding: 140px 0 60px;
    }
    
    .portfolio-filters {
        top: 65px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .lightbox-content {
        flex-direction: column;
    }
    
    .lightbox-prev,
    .lightbox-next {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        z-index: 10;
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
    }
}

@media (max-width: 480px) {
    .filters-wrapper {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: var(--font-size-xs);
    }
}

/* HERO TITLE: forcer 2 lignes partout */
/* Desktop : 2 lignes strictes, la ligne 1 ne casse pas */
@media (min-width: 901px){
  .hero-title-line1{ white-space: nowrap; }
  .hero-title-line2{ white-space: nowrap; }
}

/* Mobile/tablette : on autorise les cassures si nécessaire */
@media (max-width: 900px){
  .hero-title-line1{ white-space: normal; }
  .hero-title-line2{ white-space: normal; }
}
  }
}