/* ==========================================================================
   PAGE LIVRES BLANCS - STYLES
   ========================================================================== */

/* Hero Whitepaper */
.whitepaper-hero {
    padding: calc(80px + var(--spacing-xxl)) 0 var(--spacing-xl);
    background: linear-gradient(135deg, rgba(22, 147, 133, 0.05) 0%, rgba(255, 139, 0, 0.05) 100%);
    text-align: center;
}

/* Whitepapers Grid */
.whitepapers-grid {
    background: var(--color-white);
}

.whitepaper-success-message {
    max-width: 600px;
    margin: 0 auto var(--spacing-xxl);
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border-radius: var(--border-radius-xl);
    border: 2px solid #10B981;
}

.whitepaper-success-message .success-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.whitepapers-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.whitepaper-card {
    background: var(--color-white);
    border: 2px solid var(--color-bg-grey);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-lg);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.whitepaper-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.whitepaper-icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--color-white);
}

.whitepaper-content {
    flex: 1;
}

.whitepaper-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-bg-light);
    color: var(--color-primary);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.whitepaper-content h3 {
    font-size: var(--font-size-h5);
    margin-bottom: 0.5rem;
    color: var(--color-black);
}

.whitepaper-content p {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.whitepaper-request-btn {
    width: 100%;
}

/* Modal */
.whitepaper-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    z-index: 10000;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    background: var(--color-bg-light);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.modal-content h3 {
    margin-bottom: var(--spacing-sm);
}

.modal-content #modal-whitepaper-title {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

/* ==========================================================================
   RESPONSIVE - PAGE LIVRES BLANCS
   ========================================================================== */

@media (max-width: 1024px) {
    .whitepapers-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .whitepaper-card {
        flex-direction: column;
    }
    
    .whitepaper-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
}