/* ============================================
   Q&A CONSULTING - Styles Premium
   ============================================ */

/* Variables CSS */
:root {
    /* Couleurs */
    --color-deep-navy: #0a1929;
    --color-navy: #132f4c;
    --color-cyan: #00d4ff;
    --color-bright-cyan: #00e5ff;
    --color-white: #ffffff;
    --color-gray-light: #f5f7fa;
    --color-gray: #6b7280;
    --color-gray-dark: #374151;
    
    /* Typographie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-weight-regular: 400;
    --font-weight-semi: 600;
    --font-weight-bold: 700;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Effets */
    --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.3);
    --glow-cyan-strong: 0 0 30px rgba(0, 212, 255, 0.5);
    --blur-glass: blur(10px);
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-regular);
    color: var(--color-white);
    background: linear-gradient(135deg, var(--color-deep-navy) 0%, var(--color-navy) 50%, var(--color-bright-cyan) 100%);
    background-attachment: fixed;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Texture wireframe discrète en background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 25, 41, 0.8);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 25, 41, 0.95);
    box-shadow: var(--glow-cyan);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--color-white);
}

.logo-img {
    height: 70px;
    width: auto;
    filter: drop-shadow(var(--glow-cyan));
    margin-left: 15px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    background: linear-gradient(90deg, var(--color-white), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: var(--font-weight-semi);
    transition: var(--transition-normal);
    position: relative;
    padding: var(--spacing-xs) 0;
}

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

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

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

.nav-link:hover {
    color: var(--color-bright-cyan);
    text-shadow: var(--glow-cyan);
}

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

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-normal);
}

/* ============================================
   PAGE HEADER (pour pages séparées)
   ============================================ */
.page-header {
    padding: calc(var(--spacing-xl) + 80px) 0 var(--spacing-lg);
    text-align: center;
    position: relative;
    z-index: 1;
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(90deg, var(--color-white), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

/* Vagues lumineuses animées */
.wave {
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    animation: wave-animation 20s infinite ease-in-out;
    opacity: 0.5;
}

.wave-1 {
    top: -50%;
    left: -50%;
    animation-delay: 0s;
}

.wave-2 {
    top: -30%;
    left: -30%;
    animation-delay: 7s;
}

.wave-3 {
    top: -70%;
    left: -70%;
    animation-delay: 14s;
}

@keyframes wave-animation {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(10%, 10%) scale(1.1);
        opacity: 0.6;
    }
}

.hero-content {
    text-align: center;
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    background: linear-gradient(90deg, var(--color-white), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

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

/* Animations d'apparition */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

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

/* ============================================
   BOUTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    text-decoration: none;
    font-weight: var(--font-weight-semi);
    transition: var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(90deg, var(--color-bright-cyan), var(--color-cyan));
    color: var(--color-deep-navy);
    box-shadow: var(--glow-cyan);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-bright-cyan);
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

/* ============================================
   SECTIONS GÉNÉRALES
   ============================================ */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
    z-index: 1;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(90deg, var(--color-white), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   À PROPOS SECTION
   ============================================ */
.about {
    background: rgba(10, 25, 41, 0.4);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-main {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.value-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 15px;
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-normal);
}

.value-card:hover {
    border-color: var(--color-bright-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-5px);
}

.value-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-bright-cyan);
}

.value-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
}

.about-text strong {
    color: var(--color-bright-cyan);
    font-weight: var(--font-weight-semi);
}

.about-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

/* ============================================
   OFFRES & TARIFS SECTION
   ============================================ */
.offers {
    padding: var(--spacing-xl) 0;
}

.offers-category {
    margin-bottom: var(--spacing-xl);
}

.category-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-bright-cyan);
}

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

/* Cards Premium avec Glassmorphism */
.card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 0;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--color-bright-cyan);
    box-shadow: var(--glow-cyan-strong);
}

.card:hover::before {
    opacity: 1;
}

.card-featured {
    border-color: var(--color-bright-cyan);
    box-shadow: var(--glow-cyan);
}

.card-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: linear-gradient(90deg, var(--color-bright-cyan), var(--color-cyan));
    color: var(--color-deep-navy);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    z-index: 1;
}

.card-header {
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.card-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.card-price {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-bright-cyan);
}

.price-period {
    font-size: 1rem;
    font-weight: var(--font-weight-regular);
    color: rgba(255, 255, 255, 0.7);
}

.card-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.card-features li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: rgba(255, 255, 255, 0.9);
}

.card-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-bright-cyan);
    font-weight: var(--font-weight-bold);
}

.card-cta {
    display: block;
    text-align: center;
    padding: var(--spacing-sm);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--color-bright-cyan);
    border-radius: 50px;
    color: var(--color-white);
    text-decoration: none;
    font-weight: var(--font-weight-semi);
    transition: var(--transition-normal);
    position: relative;
    z-index: 1;
    width: 100%;
}

.card-cta-secondary {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 212, 255, 0.5);
}

.card-cta:hover {
    background: linear-gradient(90deg, var(--color-bright-cyan), var(--color-cyan));
    color: var(--color-deep-navy);
    box-shadow: var(--glow-cyan);
}

.offers-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
}

.offers-cta h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-bright-cyan);
}

.offers-cta p {
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   PROCESSUS SECTION
   ============================================ */
.process {
    background: rgba(10, 25, 41, 0.4);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding: var(--spacing-md) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-bright-cyan), transparent);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    transform: translateX(-30px);
    transition: var(--transition-slow);
}

.timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
}

.timeline-marker {
    position: absolute;
    left: 21px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-bright-cyan);
    border: 3px solid var(--color-deep-navy);
    box-shadow: var(--glow-cyan);
    z-index: 2;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 15px;
    padding: var(--spacing-md);
    transition: var(--transition-normal);
}

.timeline-content:hover {
    border-color: var(--color-bright-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateX(5px);
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    color: var(--color-bright-cyan);
}

.timeline-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.process-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
}

.process-cta h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-bright-cyan);
}

.process-cta p {
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
}

.process-cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--spacing-xl) 0;
}

.contact-wrapper {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-bright-cyan);
}

.contact-intro {
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.contact-intro strong {
    color: var(--color-bright-cyan);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-detail-item {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 15px;
}

.contact-detail-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-bright-cyan);
}

.contact-detail-item p {
    color: rgba(255, 255, 255, 0.9);
}

.contact-detail-item a {
    color: var(--color-bright-cyan);
    text-decoration: none;
    transition: var(--transition-normal);
}

.contact-detail-item a:hover {
    text-shadow: var(--glow-cyan);
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 10px;
    color: var(--color-white);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-bright-cyan);
    box-shadow: var(--glow-cyan);
    background: rgba(255, 255, 255, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.btn-submit {
    width: 100%;
    margin-top: var(--spacing-sm);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: rgba(10, 25, 41, 0.8);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

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

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-link:hover {
    color: var(--color-bright-cyan);
    text-shadow: var(--glow-cyan);
}

.footer-contact {
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact a {
    color: var(--color-bright-cyan);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-contact a:hover {
    text-shadow: var(--glow-cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* ============================================
   MODALES
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 41, 0.95);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 2000;
    overflow-y: auto;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    opacity: 1;
}

.modal-content {
    background: linear-gradient(135deg, rgba(10, 25, 41, 0.95) 0%, rgba(19, 47, 76, 0.95) 100%);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    padding: var(--spacing-lg);
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--glow-cyan-strong);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: transparent;
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-normal);
    z-index: 10;
}

.modal-close:hover {
    background: rgba(0, 212, 255, 0.2);
    color: var(--color-bright-cyan);
    transform: rotate(90deg);
}

.modal-content h2 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(90deg, var(--color-white), var(--color-bright-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding-right: 50px;
}

.modal-body {
    color: rgba(255, 255, 255, 0.9);
}

.modal-intro {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
}

.modal-body h3 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--color-bright-cyan);
}

.modal-body h4 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semi);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--color-white);
}

.modal-subsection {
    font-size: 1rem;
    font-weight: var(--font-weight-semi);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
}

.modal-note {
    background: rgba(0, 212, 255, 0.1);
    border-left: 3px solid var(--color-bright-cyan);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    border-radius: 5px;
}

.modal-note p {
    margin: 0;
    color: var(--color-bright-cyan);
    font-size: 0.95rem;
}

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

.modal-features li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.8;
}

.modal-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-bright-cyan);
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
}

.modal-features li strong {
    color: var(--color-white);
    font-weight: var(--font-weight-semi);
}

.modal-cta {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.card-cta-secondary {
    margin-top: var(--spacing-xs);
    display: block;
}

.card-details-btn {
    cursor: pointer;
    border: none;
    font-family: var(--font-family);
}

/* Styles pour les cards avec deux boutons */
.card .card-cta {
    margin-bottom: var(--spacing-xs);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(10, 25, 41, 0.95);
        backdrop-filter: var(--blur-glass);
        width: 100%;
        padding: var(--spacing-md);
        transition: var(--transition-normal);
        border-top: 1px solid rgba(0, 212, 255, 0.1);
    }

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

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .btn {
        width: 100%;
        text-align: center;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 15px;
    }

    .timeline-item {
        padding-left: 50px;
    }

    .timeline-marker {
        left: 6px;
        width: 18px;
        height: 18px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

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

    .contact-form {
        padding: var(--spacing-md);
    }

    .process-cta-buttons {
        flex-direction: column;
    }

    .modal-content {
        padding: var(--spacing-md);
        max-height: 95vh;
    }

    .modal-content h2 {
        font-size: 1.5rem;
    }

    .about-values {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }

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

    .section-title {
        font-size: 1.75rem;
    }

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

    .page-title {
        font-size: 2rem;
    }
}

/* ============================================
   ACCESSIBILITÉ & OPTIMISATIONS
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible pour accessibilité */
*:focus-visible {
    outline: 2px solid var(--color-bright-cyan);
    outline-offset: 2px;
}