/* Variables de design */
:root {
    --primary-color: #0B3C5D;      /* Bleu profond pro */
    --accent-color: #00A8CC;       /* Turquoise / Cyan moderne */
    --dark-text: #2B3A42;          /* Gris charbon pour texte */
    --light-bg: #F4F6F9;           /* Fond gris très clair */
    --white: #FFFFFF;
    --transition: all 0.3s ease;
}

/* Styles globaux */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--white);
    color: var(--dark-text);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Top Bar */
.top-bar {
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 13px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.top-bar i {
    color: var(--accent-color);
    margin-right: 5px;
}

/* Header */
header {
    background: var(--white);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo-area {
    display: flex;
    align-items: center;
}

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

.logo-text {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

nav {
    display: flex;
    align-items: center;
    gap: 25px;
}

nav a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
}

nav a:hover {
    color: var(--accent-color);
}

.btn-cta {
    background-color: var(--accent-color);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 0 4px 10px rgba(0, 168, 204, 0.3);
}

.btn-cta:hover {
    background-color: #008fae;
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    position: relative;
    background: url('https://images.unsplash.com/photo-1507136566006-cfc505b114fc?auto=format&fit=crop&w=1600&q=80') no-repeat center center/cover;
    padding: 100px 0;
    color: var(--white);
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 60, 93, 0.9), rgba(0, 40, 60, 0.85));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.badge {
    background-color: var(--accent-color);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.hero h1 {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 35px;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 14px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 168, 204, 0.4);
}

.btn-primary:hover {
    background-color: #008fae;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

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

/* Trust Ribbon */
.trust-ribbon {
    background-color: var(--light-bg);
    padding: 25px 0;
    border-bottom: 1px solid #e2e8f0;
}

.ribbon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.ribbon-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.ribbon-item i {
    font-size: 30px;
    color: var(--accent-color);
}

.ribbon-item h4 {
    font-size: 16px;
    color: var(--primary-color);
    font-weight: 700;
}

.ribbon-item p {
    font-size: 13px;
    color: #64748b;
}

/* Section Title */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 32px;
    color: var(--primary-color);
    font-weight: 800;
    margin-bottom: 10px;
}

.section-title p {
    font-size: 16px;
    color: #64748b;
}

/* Services */
.services {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(11, 60, 93, 0.08);
    border-color: var(--accent-color);
}

.service-icon {
    font-size: 40px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 12px;
    font-weight: 700;
}

.service-card p {
    font-size: 14px;
    color: #64748b;
}

/* Advantages */
.advantages {
    background-color: var(--light-bg);
    padding: 80px 0;
}

.advantages-layout {
    max-width: 800px;
    margin: 0 auto;
}

.adv-item {
    display: flex;
    gap: 20px;
    background: var(--white);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
}

.adv-number {
    background-color: var(--primary-color);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}

.adv-item h4 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.adv-item p {
    font-size: 14px;
    color: #64748b;
}

/* FAQ */
.faq {
    padding: 80px 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.faq-item {
    background-color: var(--light-bg);
    padding: 25px;
    border-radius: 8px;
}

.faq-item h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.faq-item p {
    font-size: 14px;
    color: #64748b;
}

/* Contact Box */
.contact {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: var(--white);
}

.contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.contact-info h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 15px;
}

.contact-info p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.info-item i {
    font-size: 24px;
    color: var(--accent-color);
}

.info-item span {
    display: block;
    font-size: 13px;
    opacity: 0.7;
}

.info-item strong {
    font-size: 18px;
}

.contact-form {
    background-color: var(--white);
    padding: 40px;
    border-radius: 15px;
    color: var(--dark-text);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-color);
}

input, select {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 15px;
    outline: none;
    transition: var(--transition);
}

input:focus, select:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 168, 204, 0.15);
}

.btn-submit {
    width: 100%;
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 14px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 168, 204, 0.3);
    transition: var(--transition);
}

.btn-submit:hover {
    background-color: #008fae;
    transform: translateY(-2px);
}

/* Footer */
footer {
    background-color: #051d2f;
    color: var(--white);
    text-align: center;
    padding: 40px 0;
    font-size: 14px;
}

.footer-content {
    opacity: 0.8;
}

.legal {
    font-size: 12px;
    margin-top: 10px;
    opacity: 0.6;
}

/* Responsive design */
@media (max-width: 992px) {
    .contact-box {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    
    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    
    .hero h1 {
        font-size: 30px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}