/* Variables pour la page ArPège */
:root {
    --arpege-primary: #ffffff;   
    --arpege-secondary: #b0b0b0;
    --arpege-accent: #40c7df;
    --arpege-accent-hover: #60a5fa;
    --arpege-accent-dark: #228091;
    --arpege-background: #0a0a0a;
    --arpege-section-bg: #111111;
    --arpege-border: #2a2a2a;
    --arpege-text: #ffffff;
    --text-muted: #888888;
    --arpege-hover: #1f1f1f;
    --arpege-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --arpege-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --arpege-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.4);
    --arpege-blue-gradient: linear-gradient(135deg, var(--arpege-accent), var(--arpege-accent-hover));
}

/* Page ArPège */
.arpege-page {
    min-height: 100vh;
    background: var(--arpege-background);
    color: var(--arpege-text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
}

.arpege-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px 60px;
}

/* Header de la page */
.arpege-header {
    margin: 60px 0 40px 0;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--arpege-border);
    text-align: center;
}

.arpege-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.arpege-logo-img {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 4px 8px rgba(59, 130, 246, 0.3));
}

.arpege-title {
    font-size: clamp(2.5rem, 4rem, 4.5rem);
    font-weight: 700;
    color: var(--arpege-primary);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s ease-out forwards;
    margin: 0;
}

.arpege-subtitle {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--arpege-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

/* Description étendue */
.arpege-description-block {
    margin: 0 auto;
}

.arpege-description {
    font-size: 1.4rem;
    line-height: 1.7;
    font-weight: 300;
    margin-bottom: 24px;
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
}

.arpege-intro-text {
    text-align: justify;
    width: 100%;
    background: var(--arpege-section-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--arpege-border);
    margin-top: 20px;
}

.arpege-intro-text p {
    color: var(--arpege-text);
    line-height: 1.7;
    margin-bottom: 16px;
    font-size: 1rem;
}

.arpege-intro-text p:last-child {
    margin-bottom: 0;
}

.arpege-intro-text strong {
    color: var(--arpege-accent);
}

/* Navigation des sections */
.arpege-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
    padding: 20px;
    background: var(--arpege-section-bg);
    border-radius: 16px;
    border: 1px solid var(--arpege-border);
    box-shadow: var(--arpege-shadow);
}

.arpege-nav-link {
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--arpege-transition);
    border: 1px solid transparent;
    background: transparent;
    position: relative;
    overflow: hidden;
}

.arpege-nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: var(--arpege-transition);
}

.arpege-nav-link:hover::before {
    left: 100%;
}

.arpege-nav-link:hover,
.arpege-nav-link.active {
    color: var(--arpege-text);
    background: var(--arpege-hover);
    border-color: var(--arpege-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* Contenu des sections */
.arpege-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.arpege-section {
    background: var(--arpege-section-bg);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid var(--arpege-border);
    box-shadow: var(--arpege-shadow);
    transition: var(--arpege-transition);
    position: relative;
    overflow: hidden;
}

.arpege-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--arpege-blue-gradient);
    opacity: 0;
    transition: var(--arpege-transition);
}

.arpege-section:hover {
    transform: translateY(-4px);
    box-shadow: var(--arpege-shadow-hover);
}

.arpege-section:hover::before {
    opacity: 1;
}

/* Titres des sections */
.arpege-section-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--arpege-text);
    margin-bottom: 24px;
    letter-spacing: -0.01em;
    position: relative;
    padding-left: 20px;
}

.arpege-section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 30px;
    background: var(--arpege-blue-gradient);
    border-radius: 2px;
}

/* Contenu des sections */
.arpege-section-content {
    color: var(--arpege-text);
    line-height: 1.7;
}

.arpege-section-content p {
    margin-bottom: 16px;
    font-size: 1rem;
}

.arpege-section-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--arpege-text);
    margin: 0 0 12px 0;
    letter-spacing: -0.01em;
}

.arpege-section-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--arpege-accent);
    margin: 16px 0 8px 0;
}

/* Grilles et colonnes */
.arpege-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.arpege-feature-item {
    background: var(--arpege-background);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--arpege-border);
    transition: var(--arpege-transition);
}

.arpege-feature-item:hover {
    background: var(--arpege-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.arpege-feature-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--arpege-accent);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.arpege-feature-item ul {
    margin: 0;
    padding-left: 20px;
}

.arpege-feature-item li {
    margin-bottom: 8px;
    color: var(--arpege-text);
    position: relative;
}

.arpege-feature-item li::marker {
    color: var(--arpege-accent);
}

/* Box de mise en évidence */
.arpege-highlight-box {
    background: var(--arpege-background);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--arpege-accent);
    margin: 24px 0;
    position: relative;
}

.arpege-highlight-box h3 {
    color: var(--arpege-accent);
    margin-top: 0;
}

/* Liste des fonctionnalités */
.arpege-features-list {
    margin-top: 24px;
}

.arpege-feature-row {
    background: var(--arpege-background);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--arpege-border);
    margin-bottom: 16px;
    transition: var(--arpege-transition);
}

.arpege-feature-row:hover {
    background: var(--arpege-hover);
    border-color: var(--arpege-accent);
    transform: translateY(-2px);
}

.arpege-feature-row h4 {
    margin-top: 0;
    margin-bottom: 8px;
}

/* Colonnes */
.arpege-two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 24px;
}

.arpege-column h3 {
    color: var(--arpege-accent);
    margin-top: 0;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--arpege-accent);
}

/* Listes de fichiers et traitements */
.arpege-file-list,
.arpege-treatment-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.arpege-file-item,
.arpege-treatment-item {
    background: var(--arpege-section-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--arpege-border);
    transition: var(--arpege-transition);
}

.arpege-file-item:hover,
.arpege-treatment-item:hover {
    background: var(--arpege-hover);
    border-color: var(--arpege-accent);
    transform: translateY(-2px);
}

.arpege-file-item h4,
.arpege-treatment-item h4 {
    color: var(--arpege-accent);
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.arpege-file-item p,
.arpege-treatment-item p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--arpege-text);
}

/* Listes propres */
.arpege-clean-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.arpege-clean-list li {
    background: var(--arpege-background);
    padding: 12px 16px;
    border-radius: 6px;
    border: 1px solid var(--arpege-border);
    margin-bottom: 8px;
    transition: var(--arpege-transition);
    position: relative;
    padding-left: 40px;
}

.arpege-clean-list li::before {
    content: '✓';
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--arpege-accent);
    font-weight: bold;
    font-size: 1.1rem;
}

.arpege-clean-list li:hover {
    background: var(--arpege-hover);
    border-color: var(--arpege-accent);
    transform: translateX(4px);
}

/* Grille des déclarations */
.arpege-declarations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.arpege-declaration-item {
    background: var(--arpege-background);
    padding: 28px;
    border-radius: 5px 5px 12px 12px;
    border: 1px solid var(--arpege-border);
    transition: var(--arpege-transition);
    position: relative;
}

.arpege-declaration-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--arpege-blue-gradient);
    border-radius: 12px 12px 0 0;
}

.arpege-declaration-item:hover {
    background: var(--arpege-hover);
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.2);
}

.arpege-declaration-item h3 {
    color: var(--arpege-accent);
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 1.3rem;
}

.arpege-declaration-item ul {
    margin: 12px 0;
    padding-left: 20px;
}

.arpege-declaration-item li {
    margin-bottom: 6px;
    color: var(--arpege-text);
}

.arpege-declaration-item li::marker {
    color: var(--arpege-accent);
}

/* Container de tarification */
.arpege-pricing-container {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-top: 24px;
}

.arpege-pricing-section {
    background: var(--arpege-background);
    padding: 32px;
    border-radius: 5px 5px 16px 16px;
    border: 1px solid var(--arpege-border);
    position: relative;
}

.arpege-pricing-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--arpege-blue-gradient);
    border-radius: 16px 16px 0 0;
}

.arpege-pricing-section h3 {
    color: var(--arpege-accent);
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 1.5rem;
    text-align: center;
}

.arpege-pricing-description {
    color: var(--text-muted);
    font-style: italic;
    text-align: center;
    margin-bottom: 24px;
    font-size: 0.95rem;
}

/* Table de tarification */
.arpege-pricing-table {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.arpege-pricing-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--arpege-section-bg);
    border-radius: 8px;
    border: 1px solid var(--arpege-border);
    transition: var(--arpege-transition);
}

.arpege-pricing-row:hover {
    background: var(--arpege-hover);
    border-color: var(--arpege-accent);
}

.arpege-pricing-label {
    font-weight: 500;
    color: var(--arpege-text);
}

.arpege-pricing-value {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--arpege-accent);
}

/* Grille d'abonnement */
.arpege-subscription-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.arpege-subscription-item {
    background: var(--arpege-section-bg);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--arpege-border);
    text-align: center;
    transition: var(--arpege-transition);
    position: relative;
    overflow: hidden;
}

.arpege-subscription-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--arpege-blue-gradient);
    transform: scaleX(0);
    transition: var(--arpege-transition);
}

.arpege-subscription-item:hover::before {
    transform: scaleX(1);
}

.arpege-subscription-item:hover {
    background: var(--arpege-hover);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.2);
}

.arpege-subscription-range {
    font-weight: 600;
    color: var(--arpege-text);
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.arpege-subscription-price {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--arpege-accent);
}

/* Footer de la page */
.arpege-footer {
    margin-top: 80px;
    padding: 40px 0;
    border-top: 1px solid var(--arpege-border);
    display: flex;
    justify-content: center;
}

.arpege-contact-cta {
    background: var(--arpege-section-bg);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--arpege-border);
    box-shadow: var(--arpege-shadow);
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.arpege-contact-cta h3 {
    font-size: 1.4rem;
    color: var(--arpege-text);
    margin-bottom: 20px;
    font-weight: 600;
}

.arpege-contact-btn {
    display: inline-block;
    padding: 16px 36px;
    background: var(--arpege-blue-gradient);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--arpege-transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: none;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.arpege-contact-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.arpege-contact-btn:hover::before {
    left: 100%;
}

.arpege-contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, var(--arpege-accent-hover), var(--arpege-accent-dark));
}

.arpege-contact-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .arpege-container {
        padding: 60px 20px 40px;
    }
    
    .arpege-header {
        margin-bottom: 40px;
    }
    
    .arpege-logo {
        flex-direction: column;
        gap: 12px;
    }
    
    .arpege-logo-img {
        height: 60px;
    }
    
    .arpege-title {
        font-size: 2.5rem;
    }
    
    .arpege-subtitle {
        font-size: 1.1rem;
    }
    
    .arpege-description {
        font-size: 1rem;
    }
    
    .arpege-nav {
        flex-direction: column;
        align-items: center;
        gap: 12px;
        margin-bottom: 40px;
    }
    
    .arpege-nav-link {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
    
    .arpege-section {
        padding: 30px 24px;
    }
    
    .arpege-section-title {
        font-size: 1.6rem;
    }
    
    .arpege-features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .arpege-two-columns {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .arpege-declarations-grid {
        grid-template-columns: 1fr;
    }
    
    .arpege-subscription-grid {
        grid-template-columns: 1fr;
    }
    
    .arpege-footer {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
    
    .arpege-contact-cta {
        padding: 24px 20px;
    }
}

@media (max-width: 480px) {
    .arpege-container {
        padding: 40px 16px 30px;
    }
    
    .arpege-title {
        font-size: 2rem;
    }
    
    .arpege-section {
        padding: 24px 20px;
    }
    
    .arpege-section-title {
        font-size: 1.4rem;
        padding-left: 16px;
    }
    
    .arpege-section-content h3 {
        font-size: 1.2rem;
    }
    
    .arpege-feature-item {
        padding: 20px;
    }
    
    .arpege-contact-btn {
        padding: 14px 28px;
        font-size: 0.9rem;
    }
    
    .arpege-pricing-row {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

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

.arpege-section {
    animation: fadeInUp 0.6s ease-out;
}

.arpege-section:nth-child(1) { animation-delay: 0.1s; }
.arpege-section:nth-child(2) { animation-delay: 0.2s; }
.arpege-section:nth-child(3) { animation-delay: 0.3s; }
.arpege-section:nth-child(4) { animation-delay: 0.4s; }
.arpege-section:nth-child(5) { animation-delay: 0.5s; }
.arpege-section:nth-child(6) { animation-delay: 0.6s; }

/* Scroll smooth pour les ancres */
html {
    scroll-behavior: smooth;
}

/* Effet de focus pour l'accessibilité */
.arpege-nav-link:focus,
.arpege-contact-btn:focus {
    outline: 2px solid var(--arpege-accent);
    outline-offset: 2px;
}

/* Effet de sélection de texte */
::selection {
    background: var(--arpege-accent);
    color: #fff;
}

::-moz-selection {
    background: var(--arpege-accent);
    color: #fff;
}