* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #ffffff;
    overflow-x: hidden;
}

.showcase-section {
    display: flex;
}

/* Left Navigation Panel */
.nav-panel {
    width: 40%;
    background: #f8f9fa;
    padding: 80px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 10;
}

.nav-items {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.nav-item {
    padding: 30px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
    position: relative;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background: rgba(102, 126, 234, 0.05);
    transition: width 0.3s ease;
}

.nav-item:hover::before,
.nav-item.active::before {
    width: 100%;
}

.nav-item:hover,
.nav-item.active {
    border-left-color: #667eea;
}

.nav-item-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    transition: color 0.3s ease;
}

.nav-item:hover .nav-item-title,
.nav-item.active .nav-item-title {
    color: #667eea;
}

/* Right Content Panel */
.content-panel {
    width: 60%;
    background: #ffffff;
    padding: 80px 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    min-height: 100vh;
}

.content-item {
    position: absolute;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
    max-width: 700px;
    pointer-events: none;
}

.content-item.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* Conteneurs principaux */
.knowledge-base-container,
.data-security-container,
.access-control-container,
.customization-container {
    width: 100%;
}

.knowledge-base-item,
.data-security-item,
.access-control-item,
.customization-item {
    width: 100%;
}

.knowledge-base-visual-wrapper,
.data-security-visual-wrapper,
.access-control-visual-wrapper,
.customization-visual-wrapper {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* Illustrations SVG */
.knowledge-base-illustration,
.data-security-illustration,
.access-control-illustration,
.customization-illustration {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.knowledge-base-illustration svg,
.data-security-illustration svg,
.access-control-illustration svg,
.customization-illustration svg {
    width: 100%;
    height: auto;
}

/* Badges */
.data-security-france-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 30px;
}

/* Listes de fonctionnalités */
.knowledge-base-features-list,
.data-security-features-list,
.access-control-features-list,
.customization-features-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.knowledge-base-feature-card,
.data-security-feature-card,
.access-control-feature-card,
.customization-feature-card {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.knowledge-base-feature-card:hover,
.data-security-feature-card:hover,
.access-control-feature-card:hover,
.customization-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.knowledge-base-icon-wrapper,
.data-security-icon-wrapper,
.access-control-icon-wrapper,
.customization-icon-wrapper {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.knowledge-base-feature-title,
.data-security-feature-title,
.access-control-feature-title,
.customization-feature-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
}

.knowledge-base-feature-description,
.data-security-feature-description,
.access-control-feature-description,
.customization-feature-description {
    font-size: 0.95rem;
    color: #6c757d;
    line-height: 1.5;
}

/* Animations SVG */
.knowledge-base-doc-float-1 {
    animation: float 3s ease-in-out infinite;
}

.knowledge-base-doc-float-2 {
    animation: float 3.5s ease-in-out infinite;
}

.knowledge-base-doc-float-3 {
    animation: float 4s ease-in-out infinite;
}

.data-security-shield-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.data-security-server-float {
    animation: float 4s ease-in-out infinite;
}

.access-control-scan-line {
    animation: scan 3s ease-in-out infinite;
}

.access-control-user-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.customization-gear-rotate {
    animation: rotate 10s linear infinite;
}

.customization-color-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.customization-slider-move {
    animation: slide 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes scan {
    0% { transform: translateY(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(200px); opacity: 0; }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes slide {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(10px); }
}

/* Responsive Tablet */
@media (max-width: 1024px) {
    .showcase-section {
        flex-direction: column;
    }

    .nav-panel,
    .content-panel {
        width: 100%;
        position: relative;
        height: auto;
    }

    .nav-panel {
        padding: 40px 30px;
        position: sticky;
        top: 0;
        z-index: 100;
        background: #f8f9fa;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .nav-items {
        flex-direction: row;
        overflow-x: auto;
        gap: 10px;
    }

    .nav-item {
        padding: 20px;
        border-left: none;
        border-bottom: 3px solid transparent;
        white-space: nowrap;
        min-width: fit-content;
    }

    .nav-item::before {
        width: 100%;
        height: 0;
        left: 0;
        top: auto;
        bottom: 0;
    }

    .nav-item:hover::before,
    .nav-item.active::before {
        height: 100%;
    }

    .nav-item:hover,
    .nav-item.active {
        border-left-color: transparent;
        border-bottom-color: #667eea;
    }

    .nav-item-title {
        font-size: 1.1rem;
    }

    .content-panel {
        padding: 40px 30px;
        min-height: auto;
    }

    .content-item {
        position: static;
        opacity: 0;
        display: none;
        max-height: 0;
        overflow: hidden;
        transition: opacity 0.5s ease, max-height 0.5s ease;
    }

    .content-item.active {
        display: block;
        opacity: 1;
        max-height: 5000px;
    }
}

/* Responsive Mobile */
@media (max-width: 768px) {
    .nav-panel {
        padding: 20px 15px;
    }

    .nav-item {
        padding: 15px;
    }

    .nav-item-title {
        font-size: 1rem;
    }

    .content-panel {
        padding: 30px 20px;
    }

    .knowledge-base-visual-wrapper,
    .data-security-visual-wrapper,
    .access-control-visual-wrapper,
    .customization-visual-wrapper {
        gap: 30px;
    }

    .knowledge-base-illustration,
    .data-security-illustration,
    .access-control-illustration,
    .customization-illustration {
        max-width: 250px;
    }

    .knowledge-base-feature-card,
    .data-security-feature-card,
    .access-control-feature-card,
    .customization-feature-card {
        padding: 15px;
        gap: 12px;
    }

    .knowledge-base-icon-wrapper,
    .data-security-icon-wrapper,
    .access-control-icon-wrapper,
    .customization-icon-wrapper {
        width: 40px;
        height: 40px;
    }

    .knowledge-base-icon-wrapper svg,
    .data-security-icon-wrapper svg,
    .access-control-icon-wrapper svg,
    .customization-icon-wrapper svg {
        width: 20px;
        height: 20px;
    }

    .knowledge-base-feature-title,
    .data-security-feature-title,
    .access-control-feature-title,
    .customization-feature-title {
        font-size: 1rem;
    }

    .knowledge-base-feature-description,
    .data-security-feature-description,
    .access-control-feature-description,
    .customization-feature-description {
        font-size: 0.9rem;
    }

    .data-security-france-badge {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}

/* Très petits écrans */
@media (max-width: 480px) {
    .nav-item-title {
        font-size: 0.9rem;
    }

    .knowledge-base-illustration,
    .data-security-illustration,
    .access-control-illustration,
    .customization-illustration {
        max-width: 200px;
    }
}