/* ========================================
   SAVOIR-FAIRE V2 CSS
   Design moderne cohérent avec header/footer V2
   Graphiscann - Imprimerie Lyon
   ======================================== */

/* === VARIABLES CSS === */
:root {
    --gs-primary: #c41e3a;
    --gs-primary-dark: #a01829;
    --gs-secondary: #2c3e50;
    --gs-text: #333;
    --gs-text-light: #666;
    --gs-border: #e0e0e0;
    --gs-bg-light: #f8f9fa;
    --gs-spacing: 60px;
    --gs-radius: 8px;
    --gs-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --gs-transition: all 0.3s ease;
}

/* === BREADCRUMB === */
.breadcrumb {
    background: #f8f9fa;
    padding: 15px 0;
    margin: 0;
}

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

.breadcrumb ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: var(--gs-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb li:not(:last-child)::after {
    content: '›';
    margin-left: 8px;
    color: #999;
}

/* === HERO SAVOIR-FAIRE === */
.hero-savoir-faire {
    position: relative;
    height: 450px;
    background-image: url('/images/banniere-imprimerie-lyon-graphiscann.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--gs-spacing);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(196, 30, 58, 0.85) 0%, rgba(44, 62, 80, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
}

.hero-savoir-faire h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    color: #fff;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin: 0;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

/* === SECTIONS GÉNÉRALES === */
section {
    padding: var(--gs-spacing) 0;
}

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

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--gs-secondary);
    margin-bottom: 40px;
    text-align: center;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gs-primary);
    border-radius: 2px;
}

/* === SECTION INTRODUCTION === */
.section-intro {
    background: var(--gs-bg-light);
    padding: 50px 0;
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
}

.intro-lead {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--gs-text);
    text-align: center;
}

.intro-lead strong {
    color: var(--gs-primary);
    font-weight: 600;
}

/* === SECTION NOTRE MÉTIER === */
.section-metier {
    padding: var(--gs-spacing) 0;
}

.metier-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.metier-content p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--gs-text);
}

.metier-content strong {
    color: var(--gs-primary);
    font-weight: 600;
}

/* === SECTION SAVOIR-FAIRE === */
.section-savoir-faire {
    background: var(--gs-bg-light);
    padding: var(--gs-spacing) 0;
}

.savoir-faire-block {
    background: #fff;
    border-radius: var(--gs-radius);
    box-shadow: var(--gs-shadow);
    margin-bottom: 30px;
    overflow: hidden;
    transition: var(--gs-transition);
}

.savoir-faire-block:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    transform: translateY(-3px);
}

.sf-header {
    background: linear-gradient(135deg, var(--gs-primary) 0%, var(--gs-primary-dark) 100%);
    padding: 25px 30px;
}

.sf-header h3 {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.sf-content {
    padding: 30px;
}

.sf-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gs-text);
    margin: 0;
}

.sf-content strong {
    color: var(--gs-primary);
    font-weight: 600;
}

/* === SECTION MAÎTRISE COMPLÈTE === */
.section-maitrise {
    padding: var(--gs-spacing) 0;
}

.maitrise-intro {
    max-width: 800px;
    margin: 0 auto 50px auto;
    text-align: center;
}

.maitrise-intro p {
    font-size: 1.15rem;
    color: var(--gs-text);
    line-height: 1.7;
}

.maitrise-intro strong {
    color: var(--gs-primary);
    font-weight: 600;
}

.maitrise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.maitrise-item {
    background: #fff;
    border: 2px solid var(--gs-border);
    border-radius: var(--gs-radius);
    padding: 30px 25px;
    text-align: center;
    transition: var(--gs-transition);
}

.maitrise-item:hover {
    border-color: var(--gs-primary);
    box-shadow: var(--gs-shadow);
    transform: translateY(-5px);
}

.maitrise-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gs-primary) 0%, var(--gs-primary-dark) 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 20px auto;
}

.maitrise-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gs-secondary);
    margin-bottom: 15px;
}

.maitrise-item p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gs-text-light);
    margin: 0;
}

/* === SECTION CONSEIL === */
.section-conseil {
    background: var(--gs-bg-light);
    padding: var(--gs-spacing) 0;
}

.conseil-box {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--gs-radius);
    box-shadow: var(--gs-shadow);
    padding: 50px;
    text-align: center;
}

.conseil-box h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gs-secondary);
    margin-bottom: 25px;
}

.conseil-box p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--gs-text);
    margin: 0;
}

.conseil-box strong {
    color: var(--gs-primary);
    font-weight: 600;
}

/* === SECTION CONFIANCE === */
.section-confiance {
    padding: var(--gs-spacing) 0;
}

.confiance-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.confiance-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--gs-text);
}

.confiance-text strong {
    color: var(--gs-primary);
    font-weight: 600;
}

/* === SECTION CTA FINAL === */
.section-cta-final {
    background: linear-gradient(135deg, var(--gs-primary) 0%, var(--gs-primary-dark) 100%);
    padding: 80px 0;
    margin-top: var(--gs-spacing);
}

.cta-box {
    text-align: center;
    color: #fff;
}

.cta-box h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
}

.cta-box p {
    font-size: 1.25rem;
    margin-bottom: 35px;
    opacity: 0.95;
}

.btn-cta {
    display: inline-block;
    background: #fff;
    color: var(--gs-primary);
    padding: 18px 45px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--gs-transition);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-cta:hover {
    background: var(--gs-secondary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0,0,0,0.3);
}

/* === RESPONSIVE DESIGN === */

/* Tablettes (≤ 992px) */
@media (max-width: 992px) {
    .hero-savoir-faire {
        height: 350px;
    }
    
    .hero-savoir-faire h1 {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 1.9rem;
    }
    
    .maitrise-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 25px;
    }
    
    .conseil-box {
        padding: 40px 30px;
    }
}

/* Mobile (≤ 768px) */
@media (max-width: 768px) {
    :root {
        --gs-spacing: 40px;
    }
    
    .hero-savoir-faire {
        height: 280px;
    }
    
    .hero-savoir-faire h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.7rem;
        margin-bottom: 30px;
    }
    
    .intro-lead {
        font-size: 1.05rem;
    }
    
    .metier-content p,
    .sf-content p,
    .maitrise-intro p,
    .conseil-box p,
    .confiance-text {
        font-size: 1rem;
    }
    
    .sf-header {
        padding: 20px 25px;
    }
    
    .sf-header h3 {
        font-size: 1.3rem;
    }
    
    .sf-content {
        padding: 25px;
    }
    
    .maitrise-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .maitrise-item {
        padding: 25px 20px;
    }
    
    .conseil-box {
        padding: 30px 25px;
    }
    
    .conseil-box h2 {
        font-size: 1.7rem;
    }
    
    .cta-box h2 {
        font-size: 2rem;
    }
    
    .cta-box p {
        font-size: 1.1rem;
    }
    
    .btn-cta {
        padding: 15px 35px;
        font-size: 1rem;
    }
}

/* Petits mobiles (≤ 480px) */
@media (max-width: 480px) {
    .hero-savoir-faire {
        height: 250px;
    }
    
    .hero-savoir-faire h1 {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .intro-lead {
        font-size: 1rem;
        text-align: left;
    }
    
    .metier-content p {
        text-align: left;
    }
    
    .sf-header {
        padding: 18px 20px;
    }
    
    .sf-content {
        padding: 20px;
    }
    
    .conseil-box {
        padding: 25px 20px;
    }
    
    .cta-box h2 {
        font-size: 1.7rem;
    }
    
    .btn-cta {
        padding: 14px 30px;
        font-size: 0.95rem;
    }
}

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

/* Animation au scroll (optionnel - nécessite JS) */
.animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}