/**
 * CSS Axes Techniques - Blockchain & IA
 * Style moderne et professionnel pour les pages spécialisées
 * 
 * @author INOVATIO MEDIA
 * @version 1.0
 */

/* BANNIÈRE HERO TECHNIQUE */
.axe-technique-hero {
    position: relative;
    height: 60vh;
    min-height: 500px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    display: flex;
    align-items: center;
    overflow: hidden;
}

.axe-technique-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.axe-technique-hero .hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
    z-index: 1;
}

.axe-technique-hero .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.axe-technique-hero .hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    background: linear-gradient(45deg, #fff 0%, #f8f9fa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.axe-technique-hero .hero-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.axe-technique-hero .hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

/* NAVIGATION TECHNIQUE */
.technique-nav {
    position: sticky;
    top: 80px;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e9ecef;
    z-index: 100;
    padding: 1rem 0;
}

.technique-nav .nav-link {
    color: #6c757d;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.technique-nav .nav-link:hover,
.technique-nav .nav-link.active {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* SECTIONS TECHNIQUES */
.technique-section {
    padding: 5rem 0;
    position: relative;
}

.technique-section:nth-child(even) {
    background: #f8f9fa;
}

.technique-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #e9ecef 50%, transparent 100%);
}

.technique-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #1a1a1a;
}

.technique-subtitle {
    font-size: 1.1rem;
    color: #6c757d;
    margin-bottom: 3rem;
    max-width: 600px;
}

/* CARTES TECHNIQUES */
.technique-card {
    background: white;
    border-radius: 15px;
    padding: 2.5rem;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
    border: 1px solid #f1f3f4;
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.technique-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.technique-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.technique-card .card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    color: white;
}

.technique-card .card-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.technique-card .card-text {
    color: #5a6c7d;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.technique-card .card-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.technique-card .card-list li {
    position: relative;
    padding: 0.5rem 0 0.5rem 2rem;
    color: #5a6c7d;
}

.technique-card .card-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0.5rem;
    color: var(--primary-color);
    font-weight: bold;
    width: 1.5rem;
}

/* TIMELINE TECHNIQUE */
.technique-timeline {
    position: relative;
    padding: 2rem 0;
}

.technique-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
    text-align: right;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    width: 45%;
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -10px;
    border-left: 10px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -10px;
    border-right: 10px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

/* CALL TO ACTION TECHNIQUE */
.technique-cta {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.technique-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.5;
}

.technique-cta .cta-content {
    position: relative;
    z-index: 2;
}

.technique-cta .cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.technique-cta .cta-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.technique-cta .btn-cta {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
    color: white;
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.technique-cta .btn-cta:hover {
    background: rgba(255,255,255,0.25);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    color: white;
}

/* RESPONSIVE DESIGN */
@media (max-width: 992px) {
    .axe-technique-hero .hero-title {
        font-size: 2.5rem;
    }
    
    .technique-timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        text-align: left !important;
        padding-left: 60px;
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .timeline-content::before {
        left: -10px !important;
        border-right: 10px solid white !important;
        border-left: none !important;
        border-top: 10px solid transparent !important;
        border-bottom: 10px solid transparent !important;
    }
    
    .timeline-dot {
        left: 30px;
        transform: none;
    }
}

@media (max-width: 768px) {
    .axe-technique-hero {
        height: 50vh;
        min-height: 400px;
    }
    
    .axe-technique-hero .hero-title {
        font-size: 2rem;
    }
    
    .axe-technique-hero .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .technique-section {
        padding: 3rem 0;
    }
    
    .technique-title {
        font-size: 2rem;
    }
    
    .technique-card {
        padding: 2rem;
        margin-bottom: 2rem;
    }
    
    .technique-nav {
        position: static;
    }
    
    .technique-nav .nav-link {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .axe-technique-hero .hero-content {
        padding: 0 1rem;
    }
    
    .technique-card {
        padding: 1.5rem;
    }
    
    .technique-cta .cta-title {
        font-size: 1.8rem;
    }
    
    .technique-cta .cta-subtitle {
        font-size: 1rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.fade-in-up:nth-child(1) { animation-delay: 0.1s; }
.fade-in-up:nth-child(2) { animation-delay: 0.2s; }
.fade-in-up:nth-child(3) { animation-delay: 0.3s; }
.fade-in-up:nth-child(4) { animation-delay: 0.4s; }