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

:root {
    --bleu-marine: #003D5B;
    --bleu-ocean: #0074B7;
    --bleu-clair: #4A90A4;
    --blanc: #FFFFFF;
    --gris-clair: #F5F7FA;
    --gris-moyen: #E1E8ED;
    --gris-fonce: #5A6C7D;
    --or-accent: #D4AF37;
    --texte-principal: #2C3E50;
    --ombre-legere: 0 2px 10px rgba(0, 0, 0, 0.08);
    --ombre-moyenne: 0 4px 15px rgba(0, 0, 0, 0.12);
    --ombre-forte: 0 8px 25px rgba(0, 0, 0, 0.18);
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.7;
    color: var(--texte-principal);
    background-color: var(--blanc);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Amélioration des zones de toucher pour mobile */
a, button {
    -webkit-tap-highlight-color: rgba(0, 116, 183, 0.2);
}

h2 {
    font-size: 42px;
    color: var(--bleu-marine);
    margin-bottom: 20px;
    font-weight: 700;
}

h3 {
    font-size: 24px;
    color: var(--bleu-marine);
    margin-bottom: 15px;
    font-weight: 600;
}

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

/* Amélioration lisibilité mobile */
p {
    line-height: 1.7;
}

@media (max-width: 768px) {
    p {
        font-size: 15px;
        line-height: 1.8;
    }
}

/* ===========================
   BARRE DE CONTACT RAPIDE
   =========================== */
.top-bar {
    background: var(--bleu-marine);
    color: var(--blanc);
    padding: 10px 0;
    font-size: 14px;
}

.top-contact {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.top-contact span {
    opacity: 0.95;
}

/* ===========================
   HEADER / EN-TÊTE
   =========================== */
header {
    background: linear-gradient(135deg, var(--bleu-marine) 0%, var(--bleu-ocean) 100%);
    color: var(--blanc);
    padding: 20px 0;
    box-shadow: var(--ombre-moyenne);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 65px;
    height: 65px;
    background: var(--blanc);
    border-radius: 50%;
    padding: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.brand h1 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: 1.5px;
    margin-bottom: 3px;
}

.tagline {
    font-size: 14px;
    opacity: 0.9;
    font-style: italic;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 25px;
}

nav li {
    position: relative;
}

nav a {
    color: var(--blanc);
    font-weight: 500;
    font-size: 16px;
    padding: 10px 18px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: block;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

nav a:active {
    transform: translateY(0);
}

/* ===========================
   HERO / BANNIÈRE PRINCIPALE
   =========================== */
.hero {
    position: relative;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: var(--blanc);
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    animation: zoomIn 20s ease-in-out infinite alternate;
}

@keyframes zoomIn {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 61, 91, 0.88) 0%, rgba(0, 116, 183, 0.82) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 40px 20px;
    max-width: 950px;
    animation: fadeInUp 1s ease-out;
}

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

.hero-content h2 {
    font-size: 58px;
    color: var(--blanc);
    margin-bottom: 20px;
    text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.5);
    font-weight: 800;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 26px;
    margin-bottom: 35px;
    opacity: 0.97;
    font-weight: 400;
    text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.3);
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 45px;
    flex-wrap: wrap;
}

.hero-feature {
    background: rgba(255, 255, 255, 0.18);
    padding: 14px 28px;
    border-radius: 35px;
    font-size: 16px;
    font-weight: 600;
    backdrop-filter: blur(12px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    transition: all 0.3s ease;
    animation: fadeIn 1.2s ease-out backwards;
}

.hero-feature:nth-child(1) { animation-delay: 0.3s; }
.hero-feature:nth-child(2) { animation-delay: 0.5s; }
.hero-feature:nth-child(3) { animation-delay: 0.7s; }
.hero-feature:nth-child(4) { animation-delay: 0.9s; }

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-feature:hover {
    background: rgba(255, 255, 255, 0.28);
    transform: translateY(-3px);
    border-color: var(--or-accent);
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--or-accent), #E5C044);
    color: var(--blanc);
    padding: 20px 50px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 19px;
    transition: all 0.4s ease;
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.5);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.cta-button:hover {
    background: linear-gradient(135deg, #E5C044, var(--or-accent));
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 10px 35px rgba(212, 175, 55, 0.7);
    animation: none;
}

/* ===========================
   SECTION EXPERTISE
   =========================== */
.expertise {
    padding: 90px 20px;
    background-color: var(--gris-clair);
}

.section-intro {
    max-width: 850px;
    margin: 0 auto 50px;
    font-size: 18px;
    text-align: center;
    line-height: 1.8;
    color: var(--gris-fonce);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.expertise-card {
    background: var(--blanc);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--ombre-legere);
    transition: all 0.4s ease;
    border-left: 5px solid var(--bleu-ocean);
    position: relative;
    overflow: hidden;
}

.expertise-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 116, 183, 0.05) 0%, transparent 70%);
    transition: all 0.5s ease;
    opacity: 0;
}

.expertise-card:hover::after {
    opacity: 1;
    top: -25%;
    right: -25%;
}

.expertise-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 35px rgba(0, 116, 183, 0.25);
    border-left-color: var(--or-accent);
    border-left-width: 6px;
}

.expertise-icon {
    font-size: 55px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    display: inline-block;
}

.expertise-card:hover .expertise-icon {
    transform: scale(1.15) rotate(-5deg);
}

.expertise-card h3 {
    color: var(--bleu-marine);
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.expertise-card:hover h3 {
    color: var(--bleu-ocean);
}

.expertise-card p {
    color: var(--gris-fonce);
    line-height: 1.8;
}

/* ===========================
   SECTION TECHNIQUE D'INFUSION
   =========================== */
.technique-infusion {
    padding: 90px 20px;
    background: linear-gradient(135deg, var(--blanc) 0%, var(--gris-clair) 100%);
}

.technique-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.technique-text h3 {
    margin-top: 30px;
    margin-bottom: 15px;
}

.technique-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.avantages-list {
    list-style: none;
    padding-left: 0;
}

.avantages-list li {
    padding: 12px 0 12px 35px;
    position: relative;
    line-height: 1.6;
}

.avantages-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--bleu-ocean);
    font-weight: bold;
    font-size: 20px;
}

.technique-process {
    background: var(--blanc);
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--ombre-legere);
}

.process-steps {
    margin-top: 25px;
}

.process-step {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    align-items: flex-start;
}

.step-number {
    background: linear-gradient(135deg, var(--bleu-ocean), var(--bleu-clair));
    color: var(--blanc);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
    flex-shrink: 0;
}

.process-step h4 {
    color: var(--bleu-marine);
    margin-bottom: 5px;
    font-size: 18px;
}

.process-step p {
    color: var(--gris-fonce);
    font-size: 15px;
    line-height: 1.6;
}

/* ===========================
   SECTION POURQUOI NOUS CHOISIR
   =========================== */
.why-choose-us {
    padding: 90px 20px;
    background: linear-gradient(135deg, var(--gris-clair) 0%, var(--blanc) 50%, var(--gris-clair) 100%);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.why-card {
    background: var(--blanc);
    padding: 35px;
    border-radius: 15px;
    box-shadow: var(--ombre-legere);
    transition: all 0.4s ease;
    border-top: 4px solid var(--bleu-ocean);
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 116, 183, 0.1), transparent);
    transition: left 0.5s ease;
}

.why-card:hover::before {
    left: 100%;
}

.why-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 35px rgba(0, 116, 183, 0.2);
    border-top-color: var(--or-accent);
}

.why-icon {
    font-size: 55px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.why-card:hover .why-icon {
    transform: scale(1.1) rotate(5deg);
}

.why-card h3 {
    color: var(--bleu-marine);
    margin-bottom: 15px;
    font-size: 22px;
}

.why-card p {
    color: var(--gris-fonce);
    line-height: 1.7;
    font-size: 15px;
}

/* ===========================
   SECTION RÉALISATIONS
   =========================== */
.realisations {
    padding: 90px 20px;
    background-color: var(--blanc);
}

.bateau-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
    align-items: start;
}

.bateau-image-container {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--ombre-forte);
    max-width: 100%;
}

.bateau-main-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
    max-width: 100%;
}

@media (max-width: 768px) {
    .bateau-image-container {
        margin-bottom: 30px;
    }
    
    .bateau-main-image {
        border-radius: 10px;
    }
}

.bateau-image-container:hover .bateau-main-image {
    transform: scale(1.05);
}

.bateau-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--or-accent);
    color: var(--blanc);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 18px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
}

.bateau-details {
    background: var(--gris-clair);
    padding: 40px;
    border-radius: 12px;
}

.bateau-details h3 {
    font-size: 28px;
    margin-bottom: 30px;
}

.specs-grid {
    display: grid;
    gap: 15px;
    margin-bottom: 30px;
}

.spec-item {
    background: var(--blanc);
    padding: 15px 20px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--ombre-legere);
}

.spec-label {
    font-weight: 600;
    color: var(--bleu-marine);
}

.spec-value {
    color: var(--gris-fonce);
}

.features-highlights {
    margin-top: 30px;
}

.features-highlights h4 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--bleu-marine);
}

.features-highlights ul {
    list-style: none;
}

.features-highlights li {
    padding: 8px 0 8px 30px;
    position: relative;
}

.features-highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--bleu-ocean);
    font-weight: bold;
    font-size: 18px;
}

/* ===========================
   SECTION STATISTIQUES
   =========================== */
.stats {
    background: linear-gradient(135deg, var(--bleu-marine) 0%, var(--bleu-ocean) 50%, #005A8D 100%);
    padding: 80px 20px;
    color: var(--blanc);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 200"><path fill="%23ffffff" fill-opacity="0.05" d="M0 100 Q300 50 600 100 T1200 100 L1200 200 L0 200 Z"/></svg>');
    background-size: cover;
    opacity: 0.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-8px) scale(1.05);
    border-color: var(--or-accent);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.stat-number {
    font-size: 70px;
    font-weight: 900;
    color: var(--or-accent);
    margin-bottom: 15px;
    text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.stat-item:hover .stat-number {
    transform: scale(1.1);
    color: #E5C044;
}

.stat-label {
    font-size: 18px;
    opacity: 0.97;
    font-weight: 500;
}

/* ===========================
   SECTION CONTACT
   =========================== */
.contact {
    padding: 90px 20px;
    background: linear-gradient(135deg, var(--gris-clair) 0%, var(--blanc) 100%);
}

.contact-wrapper {
    margin-top: 50px;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.contact-card {
    background: var(--blanc);
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--ombre-legere);
    transition: all 0.3s ease;
    text-align: center;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--ombre-forte);
}

.contact-icon {
    font-size: 45px;
    margin-bottom: 15px;
}

.contact-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.contact-card p {
    margin-bottom: 8px;
    color: var(--texte-principal);
}

.contact-card a {
    color: var(--bleu-ocean);
    font-weight: 600;
}

.contact-card a:hover {
    color: var(--bleu-marine);
    text-decoration: underline;
}

.contact-note {
    font-size: 14px;
    color: var(--gris-fonce);
    font-style: italic;
}

.contact-cta-box {
    background: linear-gradient(135deg, var(--bleu-marine), var(--bleu-ocean));
    color: var(--blanc);
    padding: 50px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--ombre-forte);
}

.contact-cta-box h3 {
    color: var(--blanc);
    font-size: 32px;
    margin-bottom: 20px;
}

.contact-cta-box p {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 25px;
    opacity: 0.95;
}

.cta-features {
    list-style: none;
    margin-bottom: 35px;
    display: inline-block;
    text-align: left;
}

.cta-features li {
    padding: 8px 0;
    font-size: 16px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--or-accent);
    color: var(--blanc);
}

.btn-primary:hover {
    background-color: #C19B2E;
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(212, 175, 55, 0.5);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--blanc);
    border: 2px solid var(--blanc);
}

.btn-secondary:hover {
    background-color: var(--blanc);
    color: var(--bleu-ocean);
}

/* ===========================
   FOOTER
   =========================== */
footer {
    background-color: var(--bleu-marine);
    color: var(--blanc);
    padding: 60px 20px 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--or-accent);
}

.footer-section p,
.footer-section li {
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 25px;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.85;
    margin-bottom: 8px;
}

/* ===========================
   BOUTON RETOUR EN HAUT
   =========================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--or-accent);
    color: var(--blanc);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: var(--ombre-forte);
    z-index: 999;
    transition: all 0.3s ease;
}

.back-to-top:hover {
    background-color: #C19B2E;
    transform: translateY(-5px);
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
    .technique-content {
        grid-template-columns: 1fr;
    }
    
    .bateau-showcase {
        grid-template-columns: 1fr;
    }
    
    .why-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    /* Header Mobile */
    .top-bar {
        padding: 8px 0;
    }
    
    .top-contact {
        flex-direction: column;
        gap: 8px;
        font-size: 12px;
    }
    
    /* Réduction des animations pour performances mobiles */
    .hero-image {
        animation: none;
    }
    
    .cta-button {
        animation: none;
    }
    
    .hero-content {
        animation: fadeInUp 0.8s ease-out;
    }
    
    .hero-feature {
        animation: fadeIn 0.8s ease-out backwards;
    }
    
    .hero-feature:nth-child(1) { animation-delay: 0.2s; }
    .hero-feature:nth-child(2) { animation-delay: 0.3s; }
    .hero-feature:nth-child(3) { animation-delay: 0.4s; }
    .hero-feature:nth-child(4) { animation-delay: 0.5s; }
    
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .logo-section {
        flex-direction: column;
        gap: 10px;
    }
    
    .logo {
        width: 55px;
        height: 55px;
    }
    
    .brand h1 {
        font-size: 26px;
    }
    
    .tagline {
        font-size: 13px;
    }
    
    nav ul {
        flex-direction: column;
        gap: 8px;
        width: 100%;
    }
    
    nav li {
        width: 100%;
    }
    
    nav a {
        display: block;
        padding: 12px 20px;
        font-size: 15px;
    }
    
    /* Hero Mobile */
    .hero {
        min-height: 550px;
    }
    
    .hero-content h2 {
        font-size: 32px;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 18px;
        margin-bottom: 25px;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 12px;
        margin-bottom: 30px;
    }
    
    .hero-feature {
        padding: 12px 20px;
        font-size: 15px;
        width: 100%;
        max-width: 300px;
    }
    
    .cta-button {
        padding: 16px 35px;
        font-size: 17px;
        width: 90%;
        max-width: 300px;
    }
    
    /* Sections Mobile */
    h2 {
        font-size: 32px;
    }
    
    .section-intro {
        font-size: 16px;
        padding: 0 10px;
    }
    
    .expertise {
        padding: 60px 15px;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .expertise-card {
        padding: 30px 25px;
    }
    
    .expertise-icon {
        font-size: 48px;
    }
    
    .expertise-card h3 {
        font-size: 20px;
    }
    
    /* Technique Infusion Mobile */
    .technique-infusion {
        padding: 60px 15px;
    }
    
    .technique-text h3 {
        font-size: 22px;
    }
    
    .technique-text p {
        font-size: 15px;
    }
    
    .technique-process {
        padding: 25px 20px;
    }
    
    .process-step {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .step-number {
        margin: 0 auto;
    }
    
    /* Why Choose Us Mobile */
    .why-choose-us {
        padding: 60px 15px;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .why-card {
        padding: 30px 25px;
    }
    
    .why-icon {
        font-size: 48px;
    }
    
    .why-card h3 {
        font-size: 20px;
    }
    
    /* Réalisations Mobile */
    .realisations {
        padding: 60px 15px;
    }
    
    .bateau-details {
        padding: 30px 20px;
    }
    
    .bateau-details h3 {
        font-size: 24px;
    }
    
    .specs-grid {
        gap: 12px;
    }
    
    .spec-item {
        flex-direction: column;
        text-align: center;
        padding: 15px;
        gap: 5px;
    }
    
    .spec-label, .spec-value {
        font-size: 14px;
    }
    
    /* Stats Mobile */
    .stats {
        padding: 50px 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    
    .stat-item {
        padding: 25px 15px;
    }
    
    .stat-number {
        font-size: 50px;
    }
    
    .stat-label {
        font-size: 14px;
    }
    
    /* Contact Mobile */
    .contact {
        padding: 60px 15px;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-card {
        padding: 25px 20px;
    }
    
    .contact-cta-box {
        padding: 35px 20px;
    }
    
    .contact-cta-box h3 {
        font-size: 26px;
    }
    
    .contact-cta-box p {
        font-size: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
    
    /* Footer Mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-section {
        text-align: center;
    }
    
    .footer-bottom p {
        font-size: 12px;
    }
    
    /* Back to top button */
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    /* Très petits écrans */
    .container {
        padding: 0 15px;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .hero-content {
        padding: 30px 15px;
    }
    
    .hero-content h2 {
        font-size: 26px;
        margin-bottom: 15px;
    }
    
    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 20px;
    }
    
    .hero-feature {
        font-size: 14px;
        padding: 10px 18px;
    }
    
    .cta-button {
        padding: 14px 30px;
        font-size: 16px;
    }
    
    .brand h1 {
        font-size: 22px;
        letter-spacing: 1px;
    }
    
    .tagline {
        font-size: 12px;
    }
    
    h2 {
        font-size: 28px;
        margin-bottom: 15px;
    }
    
    h3 {
        font-size: 20px;
    }
    
    .section-intro {
        font-size: 15px;
        line-height: 1.7;
    }
    
    .stat-number {
        font-size: 40px;
    }
    
    .stat-label {
        font-size: 13px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .stat-item {
        padding: 20px 15px;
    }
    
    .contact-cta-box {
        padding: 25px 15px;
    }
    
    .contact-cta-box h3 {
        font-size: 22px;
    }
    
    .contact-cta-box p {
        font-size: 15px;
    }
    
    .expertise-icon,
    .why-icon {
        font-size: 42px;
    }
    
    .expertise-card,
    .why-card {
        padding: 25px 20px;
    }
    
    .contact-card {
        padding: 20px 15px;
    }
    
    .contact-icon {
        font-size: 38px;
    }
    
    .bateau-badge {
        font-size: 16px;
        padding: 8px 16px;
        top: 15px;
        right: 15px;
    }
    
    .bateau-details h3 {
        font-size: 22px;
    }
    
    .features-highlights h4 {
        font-size: 18px;
    }
    
    .features-highlights li {
        font-size: 14px;
        padding: 6px 0 6px 25px;
    }
    
    .process-step h4 {
        font-size: 16px;
    }
    
    .process-step p {
        font-size: 14px;
    }
    
    .footer-section h4 {
        font-size: 18px;
    }
    
    .footer-section p,
    .footer-section li {
        font-size: 13px;
    }
}

/* Amélioration pour écrans entre 481px et 767px */
@media (min-width: 481px) and (max-width: 767px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-content h2 {
        font-size: 34px;
    }
    
    .hero-subtitle {
        font-size: 19px;
    }
}