/* Digital Vault Styles */
.vault-header {
    text-align: center;
    margin-bottom: 2rem;
}

.vault-header h2 {
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.vault-header p {
    color: #64748b;
}

.vault-stats {
    font-size: 0.9rem;
    color: #64748b;
    margin-top: 0.5rem;
}

.vault-categories {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.vault-category {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
}

.vault-category-header {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.vault-category-header:hover {
    background: #f8fafc;
}

.vault-category-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
}

.vault-category-info {
    flex: 1;
}

.vault-category-info strong {
    display: block;
    color: #1e3a8a;
}

.vault-category-count {
    font-size: 0.85rem;
    color: #64748b;
}

.vault-category-toggle {
    transition: transform 0.3s ease;
    color: #94a3b8;
}

.vault-category.expanded .vault-category-toggle {
    transform: rotate(180deg);
}

.vault-category-content {
    display: none;
    padding: 0 1.5rem 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.vault-category.expanded .vault-category-content {
    display: block;
}

.vault-upload-area {
    border: 2px dashed #cbd5e1;
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 1rem;
    margin-top: 1rem;
}

.vault-upload-area:hover {
    border-color: #10b981;
    background: #f0fdf4;
}

.vault-upload-area p {
    color: #64748b;
    margin: 0;
}

.vault-upload-area .upload-hint {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-top: 0.5rem;
}

.vault-files {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.vault-file {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: #f8fafc;
    border-radius: 8px;
}

.vault-file-icon {
    font-size: 1.25rem;
    margin-right: 0.75rem;
}

.vault-file-info {
    flex: 1;
}

.vault-file-info strong {
    display: block;
    color: #334155;
    font-size: 0.95rem;
    word-break: break-word;
}

.vault-file-info span {
    font-size: 0.8rem;
    color: #94a3b8;
}

.vault-file-actions {
    display: flex;
    gap: 0.5rem;
}

.vault-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 0.25rem;
    border-radius: 4px;
    transition: background 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.vault-btn:hover {
    background: #e2e8f0;
}

.vault-empty {
    color: #94a3b8;
    font-style: italic;
    text-align: center;
    padding: 1rem;
}

.vault-promo {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    margin-top: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.vault-promo h3 {
    color: #1e3a8a;
    margin-bottom: 0.5rem;
}

.vault-promo p {
    color: #334155;
    margin-bottom: 1rem;
}

.vault-login-prompt {
    text-align: center;
    padding: 3rem;
    background: #f8fafc;
    border-radius: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.vault-login-prompt h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.vault-login-prompt p {
    color: #64748b;
    margin-bottom: 1.5rem;
}

.vault-login-prompt .btn-primary {
    display: inline-block;
    background: #2563eb;
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s ease;
}

.vault-login-prompt .btn-primary:hover {
    background: #1d4ed8;
}

/* Mobile responsive */
@media (max-width: 640px) {
    .vault-category-header {
        padding: 1rem;
    }

    .vault-file {
        flex-wrap: wrap;
    }

    .vault-file-actions {
        width: 100%;
        justify-content: flex-end;
        margin-top: 0.5rem;
    }

    .vault-promo {
        padding: 1.5rem;
    }
}