/* ==========================================================================
   VARIABLES CSS
   ========================================================================== */
:root {
    /* Couleurs principales */
    --bg-color: #f3f7ff;
    --primary-color: #304a7b;
    --primary-hover: #23365c;
    --accent-color: #e5edf9;
    
    /* Couleurs secondaires et texte */
    --text-dark: #0a0f18;
    --text-muted: #4b5563;
    --white: #ffffff;
    --card-bg: #ffffff;
    --border-color: rgba(48, 74, 123, 0.1);
    --success-color: #10b981;
    
    /* Typographie */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Espacements & Layout */
    --section-padding: 110px 5%;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Ombres Premium */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(48, 74, 123, 0.08);
    --shadow-lg: 0 20px 40px -5px rgba(48, 74, 123, 0.15);
    --shadow-glow: 0 0 20px rgba(48, 74, 123, 0.2);
}

/* ==========================================================================
   RESET & BASE & CUSTOM SCROLLBAR
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

::selection {
    background-color: var(--primary-color);
    color: var(--white);
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    line-height: 1.2;
    font-weight: 700;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* Utilitaires de Layout */
.container { max-width: 1200px; margin: 0 auto; }
.text-center { text-align: center; }

.section-header { margin-bottom: 60px; }
.section-title { font-size: 2.8rem; margin-bottom: 16px; letter-spacing: -0.02em; }
.section-subtitle { font-size: 1.15rem; color: var(--text-muted); max-width: 700px; margin: 0 auto; }

/* ==========================================================================
   ANIMATIONS GLOBALES
   ========================================================================== */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

@keyframes pulse-glow {
    0% { box-shadow: 0 0 0 0 rgba(48, 74, 123, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(48, 74, 123, 0); }
    100% { box-shadow: 0 0 0 0 rgba(48, 74, 123, 0); }
}

@keyframes blob {
    0% { transform: translate(0px, 0px) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
    100% { transform: translate(0px, 0px) scale(1); }
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px) scale(0.98);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ==========================================================================
   COMPOSANTS UI
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
    gap: 10px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(48, 74, 123, 0.3);
}

/* Effet de brillance (shine) sur le bouton primaire */
.btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-25deg);
    z-index: -1;
    transition: var(--transition-smooth);
}

.btn-primary:hover::before {
    left: 150%;
    transition: 0.7s;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(48, 74, 123, 0.5);
}

.btn-outline {
    background-color: var(--white);
    color: var(--primary-color);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn i { transition: transform 0.3s ease; }
.btn:hover i.ri-arrow-right-line { transform: translateX(5px); }

.badge {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--accent-color);
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    border-radius: 50px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 2px 10px rgba(48, 74, 123, 0.05);
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0; left: 0; width: 0%; height: 3px;
    background: linear-gradient(to right, var(--primary-color), #4f73b8);
    z-index: 10000;
    transition: width 0.1s;
}

/* ==========================================================================
   1. HEADER (GLASSMORPHISM)
   ========================================================================== */
header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition-smooth);
}

header.scrolled { 
    box-shadow: var(--shadow-md); 
    background-color: rgba(255, 255, 255, 0.95);
    padding: -5px 0;
}

.nav-container {
    display: flex; justify-content: space-between; align-items: center;
    padding: 16px 5%; max-width: 1400px; margin: 0 auto;
    transition: var(--transition-smooth);
}

header.scrolled .nav-container { padding: 12px 5%; }

.logo img { height: 80px; width: auto; transition: height 0.3s ease, transform 0.3s; }
header.scrolled .logo img { height: 60px; }
.logo:hover img { transform: scale(1.05); }

.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { 
    font-weight: 600; font-size: 0.95rem; 
    color: var(--text-muted);
    position: relative;
    transition: color 0.3s ease; 
}

/* Soulignement animé au hover */
.nav-links a::after {
    content: ''; position: absolute; width: 0; height: 2px;
    bottom: -4px; left: 0; background-color: var(--primary-color);
    transition: width 0.3s ease;
}
.nav-links a:hover { color: var(--primary-color); }
.nav-links a:hover::after { width: 100%; }

.mobile-menu-btn {
    display: none; font-size: 1.8rem; color: var(--primary-color);
    background: none; border: none; cursor: pointer; transition: transform 0.3s;
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero {
    padding: 180px 5% 100px;
    min-height: 95vh;
    display: flex; align-items: center;
    position: relative; overflow: hidden;
}

/* Background Animated Blobs */
.hero::before {
    content: ''; position: absolute; top: -10%; right: -5%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(48,74,123,0.08) 0%, rgba(243,247,255,0) 70%);
    border-radius: 50%; z-index: -1;
    animation: blob 15s infinite alternate;
}

.hero::after {
    content: ''; position: absolute; bottom: 10%; left: -10%;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(48,74,123,0.05) 0%, rgba(243,247,255,0) 70%);
    border-radius: 50%; z-index: -1;
    animation: blob 12s infinite alternate-reverse;
}

.hero-container {
    display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px;
    align-items: center; max-width: 1200px; margin: 0 auto; width: 100%;
}

.hero-content h1 {
    font-size: 4.8rem; margin-bottom: 24px; color: var(--text-dark);
    line-height: 1.05; letter-spacing: -0.03em;
}

.hero-content h1 span { 
    color: var(--primary-color); 
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.3rem; color: var(--text-muted);
    margin-bottom: 40px; max-width: 540px;
    line-height: 1.7;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
    position: relative; border-radius: var(--border-radius-lg);
    overflow: hidden; box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.5s ease;
}

.hero-visual:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.hero-image-placeholder {
    width: 100%; height: 650px;
    background: url('https://images.unsplash.com/photo-1600596542815-ffad4c1539a9?ixlib=rb-4.0.3&auto=format&fit=crop&w=1000&q=80') center/cover no-repeat;
    border-radius: var(--border-radius-lg);
    transition: transform 10s ease;
}

.hero-visual:hover .hero-image-placeholder {
    transform: scale(1.05);
}

.trust-badges {
    display: flex; align-items: center; gap: 20px;
    margin-top: 40px; padding-top: 30px; border-top: 1px solid var(--border-color);
}

.avatars { display: flex; }
.avatars img {
    width: 45px; height: 45px; border-radius: 50%;
    border: 3px solid var(--bg-color); margin-left: -15px;
    background: #ccc; object-fit: cover;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, z-index 0.3s;
    position: relative;
}
.avatars img:hover { transform: scale(1.2) translateY(-5px); z-index: 10; border-color: var(--white); }
.avatars img:first-child { margin-left: 0; }

.trust-text { font-size: 0.95rem; color: var(--text-muted); font-weight: 500; }
.trust-text strong { color: var(--text-dark); }

/* Scroll Down Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: var(--text-muted); font-size: 0.85rem; font-weight: 600;
    opacity: 0.7; animation: float 3s ease-in-out infinite;
}
.mouse {
    width: 24px; height: 36px; border: 2px solid var(--text-muted);
    border-radius: 12px; position: relative;
}
.mouse::before {
    content: ''; position: absolute; top: 6px; left: 50%; transform: translateX(-50%);
    width: 4px; height: 6px; background: var(--text-muted); border-radius: 2px;
    animation: scroll 1.5s infinite;
}
@keyframes scroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 12px); opacity: 0; }
}

/* ==========================================================================
   3. STATS BAR
   ========================================================================== */
.stats {
    background-color: var(--white);
    padding: 50px 5%;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    z-index: 5;
}

.stats-grid {
    display: flex; justify-content: space-around; flex-wrap: wrap; gap: 40px;
    max-width: 1200px; margin: 0 auto;
}

.stat-item { display: flex; align-items: center; gap: 20px; transition: transform 0.3s; }
.stat-item:hover { transform: translateY(-5px); }

.stat-icon {
    width: 56px; height: 56px; background: var(--accent-color);
    color: var(--primary-color); border-radius: 16px;
    display: flex; align-items: center; justify-content: center; font-size: 1.8rem;
    box-shadow: inset 0 0 0 1px rgba(48,74,123,0.1);
}
.stat-text h4 { font-size: 1.4rem; margin-bottom: 2px; color: var(--text-dark); }
.stat-text p { font-size: 0.9rem; color: var(--text-muted); margin: 0; font-weight: 500; }

/* ==========================================================================
   4. PROCESS (HOW IT WORKS)
   ========================================================================== */
.process { padding: var(--section-padding); background-color: var(--bg-color); }

.process-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
    position: relative;
    margin-top: 50px;
}

/* Ligne de connexion */
.process-grid::before {
    content: ''; position: absolute; top: 40px; left: 10%; right: 10%;
    height: 2px; background: linear-gradient(90deg, transparent, var(--border-color) 20%, var(--border-color) 80%, transparent); z-index: 1;
}

.process-step { position: relative; z-index: 2; text-align: center; transition: transform 0.3s; }
.process-step:hover { transform: translateY(-10px); }

.step-number {
    width: 80px; height: 80px; background: var(--white);
    border: 2px solid var(--border-color); color: var(--text-muted);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; font-weight: 800; margin: 0 auto 24px;
    box-shadow: var(--shadow-md); transition: var(--transition-smooth);
    position: relative;
}

.process-step:hover .step-number { 
    background: var(--primary-color); color: var(--white); 
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.process-step h3 { font-size: 1.3rem; margin-bottom: 12px; }
.process-step p { font-size: 1rem; color: var(--text-muted); line-height: 1.5; }

@media (max-width: 900px) {
    .process-grid { grid-template-columns: 1fr; gap: 40px; }
    .process-grid::before {
        top: 0; bottom: 0; left: 40px; width: 2px; height: 100%; right: auto;
        background: linear-gradient(180deg, transparent, var(--border-color) 10%, var(--border-color) 90%, transparent);
    }
    .process-step { display: flex; text-align: left; gap: 24px; align-items: flex-start; }
    .process-step:hover { transform: translateX(10px) translateY(0); }
    .step-number { margin: 0; flex-shrink: 0; width: 60px; height: 60px; font-size: 1.4rem; }
}

/* ==========================================================================
   4.5. ABOUT US
   ========================================================================== */
.about { padding: var(--section-padding); background-color: var(--white); }

.about-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
}

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

.about-image-placeholder {
    width: 100%;
    padding-top: 120%; /* Crée un ratio d'aspect, peut être ajusté */
    background-color: var(--accent-color);
    background-image: url('https://via.placeholder.com/400x480/e5edf9/304a7b?text=Votre+Photo+Ici'); /* Image de remplacement */
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--white);
    transition: var(--transition-smooth);
}

.about-image-wrapper:hover .about-image-placeholder {
    transform: scale(1.03) rotate(-1deg);
    box-shadow: 0 25px 50px -12px rgba(48, 74, 123, 0.25);
}

.about-content .section-title {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.about-values {
    display: flex;
    gap: 24px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.about-values li {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-values i {
    font-size: 1.5rem;
}

/* ==========================================================================
   5. SERVICES
   ========================================================================== */
.services { padding: var(--section-padding); background-color: var(--white); }

.services-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 30px;
}

.service-card {
    background: var(--card-bg); padding: 50px 40px; border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color); transition: var(--transition-smooth);
    position: relative; overflow: hidden;
}

/* Gradient accent on hover */
.service-card::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 4px;
    background: linear-gradient(90deg, var(--primary-color), #4f73b8);
    transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}

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

.service-card:hover::after { transform: scaleX(1); }

.service-icon {
    width: 64px; height: 64px; background: var(--accent-color); color: var(--primary-color);
    border-radius: 16px; display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; margin-bottom: 30px; transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
    background: var(--primary-color); color: var(--white);
    transform: rotate(5deg) scale(1.1);
    box-shadow: var(--shadow-glow);
}

.service-card h3 { font-size: 1.4rem; margin-bottom: 16px; }
.service-card p { color: var(--text-muted); font-size: 1rem; margin-bottom: 24px; line-height: 1.6; }

.service-list li {
    display: flex; align-items: flex-start; gap: 12px; margin-bottom: 12px;
    font-size: 0.95rem; color: var(--text-dark); font-weight: 500;
}
.service-list i { color: var(--success-color); font-size: 1.2rem; margin-top: 2px; flex-shrink: 0; }

/* ==========================================================================
   6. PRICING & TRANSPARENCY
   ========================================================================== */
.pricing { padding: var(--section-padding); background-color: var(--bg-color); }

.pricing-container {
    max-width: 1050px; margin: 0 auto; background: var(--white);
    border-radius: var(--border-radius-lg); box-shadow: var(--shadow-lg);
    display: grid; grid-template-columns: 1.2fr 0.8fr; overflow: hidden;
    position: relative;
}

.pricing-info { padding: 60px 50px; display: flex; flex-direction: column; justify-content: center; }
.pricing-info h2 { font-size: 2.4rem; margin-bottom: 24px; }
.pricing-info p { color: var(--text-muted); margin-bottom: 30px; font-size: 1.15rem; line-height: 1.6; }

.pricing-guarantees li {
    display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px; font-weight: 600; font-size: 1.05rem;
}
.pricing-guarantees i { color: var(--primary-color); font-size: 1.4rem; flex-shrink: 0; }

.pricing-card {
    background: linear-gradient(135deg, var(--primary-color), #1e2f52); color: var(--white);
    padding: 60px 40px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
    position: relative;
}

/* Background pattern in pricing card */
.pricing-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 20px 20px; opacity: 0.5; z-index: 0;
}

.pricing-card > * { position: relative; z-index: 1; }

.pricing-card h3 { color: rgba(255,255,255,0.9); font-size: 1.6rem; margin-bottom: 20px; letter-spacing: 1px; text-transform: uppercase; }
.price { font-size: 5rem; font-weight: 800; line-height: 1; margin-bottom: 10px; font-family: var(--font-heading); text-shadow: 0 4px 10px rgba(0,0,0,0.3); }
.price span { font-size: 1.5rem; font-weight: 500; opacity: 0.8; }
.pricing-card p { opacity: 0.9; margin-bottom: 40px; font-size: 1.1rem; }

.pricing-card .btn { animation: pulse-glow 2s infinite; }

@media (max-width: 850px) {
    .pricing-container { grid-template-columns: 1fr; }
    .pricing-info, .pricing-card { padding: 50px 30px; }
}

/* ==========================================================================
   7. TESTIMONIALS
   ========================================================================== */
.testimonials { padding: var(--section-padding); background-color: var(--white); }

.testimonials-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr)); gap: 40px;
}

.testimonial-card {
    background: var(--bg-color); padding: 50px 40px; border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color); position: relative;
    transition: transform 0.4s;
}

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

/* Quote icon background */
.testimonial-card::before {
    content: '"'; position: absolute; top: 20px; right: 30px;
    font-family: var(--font-heading); font-size: 6rem; color: rgba(48,74,123,0.05);
    line-height: 1; font-weight: 800;
}

.stars { color: #fbbf24; font-size: 1.3rem; margin-bottom: 24px; display: flex; gap: 4px; }
.testimonial-text { font-size: 1.1rem; font-style: italic; margin-bottom: 30px; line-height: 1.7; color: var(--text-dark); position: relative; z-index: 1; }

.testimonial-author { display: flex; align-items: center; gap: 20px; }
.author-avatar { width: 50px; height: 50px; border-radius: 50%; background: var(--primary-color); color: var(--white); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.2rem; }
.author-info h4 { margin: 0; font-size: 1.1rem; color: var(--text-dark); }
.author-info p { margin: 0; font-size: 0.9rem; color: var(--text-muted); }

/* ==========================================================================
   8. FAQ
   ========================================================================== */
.faq { padding: var(--section-padding); background-color: var(--bg-color); }
.faq-container { max-width: 800px; margin: 0 auto; }

.faq-item {
    background: var(--white); border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md); margin-bottom: 16px;
    overflow: hidden; transition: var(--transition-smooth);
}

.faq-item:hover { box-shadow: var(--shadow-sm); border-color: rgba(48, 74, 123, 0.2); }

.faq-question {
    width: 100%; text-align: left; padding: 24px 30px; background: none; border: none;
    font-family: var(--font-heading); font-weight: 600; font-size: 1.15rem; color: var(--text-dark);
    cursor: pointer; display: flex; justify-content: space-between; align-items: center;
    transition: color 0.3s;
}

.faq-question:hover { color: var(--primary-color); }

.faq-question i { 
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
    font-size: 1.5rem; color: var(--primary-color);
    background: var(--bg-color); border-radius: 50%; width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
}

.faq-item.active .faq-question { color: var(--primary-color); }
.faq-item.active .faq-question i { transform: rotate(180deg); background: var(--primary-color); color: var(--white); }

.faq-answer {
    padding: 0 30px; max-height: 0; overflow: hidden; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    color: var(--text-muted); line-height: 1.7; opacity: 0;
}

.faq-item.active .faq-answer { padding: 0 30px 30px; max-height: 400px; opacity: 1; }

/* ==========================================================================
   9. CONTACT / CALENDLY
   ========================================================================== */
.contact { padding: var(--section-padding); background-color: var(--white); }

.contact-split {
    display: grid; grid-template-columns: 1fr 1fr; gap: 50px;
    max-width: 1200px; margin: 0 auto;
}

.contact-card {
    background: var(--bg-color); border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color); padding: 50px;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5);
    transition: box-shadow 0.3s;
}

.contact-card:hover { box-shadow: var(--shadow-lg); border-color: transparent; }

.contact-card h3 { margin-bottom: 20px; font-size: 1.6rem; display: flex; align-items: center; gap: 12px; }
.contact-card h3 i { color: var(--primary-color); background: var(--accent-color); padding: 10px; border-radius: 12px; }
.contact-card p { color: var(--text-muted); margin-bottom: 40px; font-size: 1.05rem; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; text-align: left; }
.form-group.full-width { grid-column: 1 / -1; }

.form-label { display: block; margin-bottom: 10px; font-weight: 600; font-size: 0.95rem; color: var(--text-dark); }
.form-control {
    width: 100%; padding: 16px 20px; border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm); font-family: var(--font-body);
    font-size: 1rem; transition: var(--transition-smooth); background-color: var(--white);
}
.form-control:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 4px rgba(48, 74, 123, 0.1); }
textarea.form-control { min-height: 150px; resize: vertical; }

.form-submit { width: 100%; padding: 18px; font-size: 1.15rem; margin-top: 10px; }

@media (max-width: 950px) {
    .contact-split { grid-template-columns: 1fr; }
    .contact-card { padding: 40px 24px; }
    .form-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   10. FOOTER
   ========================================================================== */
footer {
    background-color: var(--text-dark); color: var(--white);
    padding: 100px 5% 40px;
    position: relative; overflow: hidden;
}

/* Deco Footer */
footer::before {
    content: ''; position: absolute; top: -150px; right: -100px;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
}

.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 50px;
    max-width: 1200px; margin: 0 auto 60px; position: relative; z-index: 2;
}

.footer-brand .logo-text { color: var(--white); margin-bottom: 24px; font-size: 1.6rem; font-weight: 800; font-family: var(--font-heading); }
.footer-brand p { color: rgba(255,255,255,0.6); margin-bottom: 30px; max-width: 320px; font-size: 1.05rem; line-height: 1.7; }

.social-links { display: flex; gap: 16px; }
.social-link {
    width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    color: var(--white); display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; transition: var(--transition-smooth);
}
.social-link:hover { background: var(--primary-color); border-color: var(--primary-color); transform: translateY(-5px); box-shadow: var(--shadow-glow); }

.footer-title { font-size: 1.2rem; margin-bottom: 24px; color: var(--white); font-weight: 700; }
.footer-links { display: flex; flex-direction: column; gap: 16px; }
.footer-links a { color: rgba(255,255,255,0.6); transition: all 0.3s; display: inline-flex; align-items: center; }
.footer-links a::before { content: '→'; opacity: 0; transform: translateX(-10px); transition: all 0.3s; margin-right: 0; font-size: 0.8rem; }
.footer-links a:hover { color: var(--white); transform: translateX(5px); }
.footer-links a:hover::before { opacity: 1; margin-right: 8px; transform: translateX(0); color: var(--primary-color); }

.contact-info li { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px; color: rgba(255,255,255,0.6); line-height: 1.5; }
.contact-info i { color: var(--primary-color); font-size: 1.4rem; }

.footer-bottom {
    text-align: center; padding-top: 40px; border-top: 1px solid rgba(255,255,255,0.05);
    color: rgba(255,255,255,0.4); font-size: 0.95rem; position: relative; z-index: 2;
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVE)
   ========================================================================== */

/* Écrans moyens */
@media (max-width: 1024px) {
    .hero-content h1 { font-size: 4rem; }
    .hero-container { gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Tablettes */
@media (max-width: 900px) {
    .process-grid { grid-template-columns: 1fr; gap: 40px; }
    .process-grid::before { top: 0; bottom: 0; left: 40px; width: 2px; height: 100%; right: auto; background: linear-gradient(180deg, transparent, var(--border-color) 10%, var(--border-color) 90%, transparent); }
    .process-step { display: flex; text-align: left; gap: 24px; align-items: flex-start; }
    .step-number { margin: 0; flex-shrink: 0; width: 60px; height: 60px; font-size: 1.4rem;}

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

/* Mobiles */
@media (max-width: 768px) {
    :root { --section-padding: 80px 5%; }
    .section-title { font-size: 2.2rem; }

    /* Header & Navigation Mobile */
    .nav-container { position: relative; padding: 12px 5% !important;}
    .nav-cta { display: none; }
    .logo img { height: 60px; }
    .mobile-menu-btn { display: block; z-index: 1001; }
    
    .nav-links {
        position: fixed; top: 0; left: -100%; width: 100%; height: 100vh;
        background: rgba(255, 255, 255, 0.98); backdrop-filter: blur(15px);
        flex-direction: column; justify-content: center; gap: 40px;
        transition: var(--transition-smooth); z-index: 1000; box-shadow: var(--shadow-lg);
    }
    .nav-links.active { left: 0; }
    .nav-links a { font-size: 1.5rem; font-weight: 600; }

    /* Hero Section */
    .hero { padding-top: 140px; text-align: center; }
    .hero-container { grid-template-columns: 1fr; gap: 50px; }
    .hero-subtitle { margin: 0 auto 30px; }
    .hero-cta { justify-content: center; flex-direction: column; width: 100%; }
    .hero-cta .btn { width: 100%; }
    .trust-badges { justify-content: center; flex-direction: column; text-align: center; }
    .scroll-indicator { display: none; } /* Hide on mobile to save space */

    /* Stat & Pricing */
    .stat-item { flex-direction: column; text-align: center; }
    .pricing-container { grid-template-columns: 1fr; }
    .pricing-info, .pricing-card { padding: 40px 20px; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 50px; text-align: center; }
    .footer-brand p { margin: 0 auto 24px; }
    .social-links { justify-content: center; }
    .contact-info li { flex-direction: column; align-items: center; gap: 8px; }
    .footer-links a::before { display: none; }
    .footer-links a:hover { transform: translateY(-2px); }
}

/* Responsive pour la section About */
@media (max-width: 900px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about-image-wrapper {
        order: -1; /* Image en haut sur mobile */
        max-width: 350px;
        margin: 0 auto;
    }
    .about-content { text-align: center; }
    .about-values { justify-content: center; }
}

/* Petits Smartphones */
@media (max-width: 480px) {
    .hero-content h1 { font-size: 2.8rem; }
    .hero-image-placeholder { height: 350px; }
    .section-title { font-size: 1.8rem; }
    
    .process-step { flex-direction: column; align-items: center; text-align: center; gap: 16px; }
    .process-grid::before { left: 50%; transform: translateX(-50%); top: 0; }
    .step-number { margin: 0 auto; }
    
    .contact-card { padding: 30px 20px; }
    .pricing-info h2 { font-size: 1.8rem; }
    .price { font-size: 3.5rem; }
}